/* ============================================
CSS変数定義
============================================ */
:root {
    /* お問合せボタン用（緑のまま） */
    --primary-color: #6dd400;
    --primary-dark: #5cb300;
    --contact-btn-gradient: linear-gradient(135deg, #6dd400 0%, #5cb300 100%);
    --contact-btn-shadow: 0 8px 30px rgba(109, 212, 0, 0.25);
    
    /* ベースカラー（紫） */
    --secondary-color: #667eea;
    --secondary-dark: #5568d3;
    --accent-color: #8b5cf6;
    --text-dark: #1a1a1a;
    --text-gray: #666;
    --text-light: #999;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-gradient-2: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-gradient-3: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-primary: 0 8px 30px rgba(102, 126, 234, 0.25);
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-xl: 32px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
リセットと基本設定
============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans',
    'Hiragino Kaku Gothic ProN', 'メイリオ', Meiryo, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--bg-white);
    font-size: 16px;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* ============================================
コンテナ
============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
ボタン
============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 40px;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 16px;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--contact-btn-gradient);
    color: #fff;
    box-shadow: var(--contact-btn-shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(109, 212, 0, 0.35);
}

.btn-large {
    padding: 20px 56px;
    font-size: 20px;
}

.btn-header {
    background-color: var(--primary-color);
    color: #fff;
    padding: 12px 28px;
    font-size: 16px;
}

.btn-icon {
    font-size: 1.2em;
}

.btn-arrow {
    font-size: 1.2em;
    transition: transform 0.3s ease;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ============================================
ヘッダー
============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #ffffff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    opacity: 1;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.site-header.scroll-down {
    transform: translateY(-100%);
}

.site-header.scroll-up {
    transform: translateY(0);
}

.header-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 800;
    background: var(--bg-gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-icon {
    font-size: 1.2em;
}

.header-description {
    flex: 1;
    font-size: 18px;
    color: var(--text-dark);
    font-weight: 700;
    text-align: center;
    margin: 0;
    display: none;
}

.main-nav {
    display: none;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-list a {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--bg-gradient-2);
    transition: width 0.3s ease;
}

.nav-list a:hover::after {
    width: 100%;
}

/* ============================================
ヒーローセクション
============================================ */
.hero {
    position: relative;
    padding: 140px 0 80px;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #f0f4ff 0%, #ede9fe 50%, #f3e8ff 100%);
    z-index: -1;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.hero-shape-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    top: -100px;
    left: -100px;
}

.hero-shape-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    bottom: -150px;
    right: -150px;
    animation-delay: -10s;
}

.hero-shape-3 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    top: 50%;
    left: 50%;
    animation-delay: -5s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
    align-items: center;
}

.hero-text {
    text-align: center;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-gray);
    margin-bottom: 32px;
    border: 2px solid rgba(102, 126, 234, 0.2);
    box-shadow: var(--shadow-sm);
}

.badge-icon {
    font-size: 1.2em;
}

.hero-title {
    font-size: 36px;
    line-height: 1.3;
    margin-bottom: 40px;
    color: var(--text-dark);
    font-weight: 900;
}

.title-highlight {
    background: var(--bg-gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.hero-price {
    background: transparent;
    backdrop-filter: none;
    border: none;
    border-radius: 0;
    padding: 0;
    margin: 0 auto 40px;
    max-width: 480px;
    box-shadow: none;
    position: relative;
    overflow: visible;
}

.hero-price::before {
    display: none;
}

@keyframes shine {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

.price-badge-top {
    background: transparent;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
    position: relative;
    box-shadow: none;
    margin-bottom: 8px;
}

.badge-icon-flash {
    font-size: 16px;
    animation: flash 2s ease-in-out infinite;
}

@keyframes flash {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.2);
    }
}

.price-badge-top .badge-text {
    color: var(--text-dark);
    font-weight: 800;
    font-size: 24px;
    letter-spacing: 0.5px;
}

.badge-limited {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    color: #fff;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 800;
    border: 2px solid rgba(255, 255, 255, 0.4);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.price-display {
    padding: 12px 24px 24px;
    position: relative;
}

@media (min-width: 480px) {
    .price-display {
        padding: 16px 28px 28px;
    }
}

.price-main {
    display: flex;
    flex-direction: row;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.price-number {
    display: inline-flex;
    align-items: baseline;
}

.price-label {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: 0;
}

.price-amount {
    font-size: 48px;
    color: #e53e3e;
    font-weight: 900;
    line-height: 1;
    letter-spacing: -1px;
    text-shadow: none;
}

.price-unit {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-dark);
}

.price-tax {
    font-size: 22px;
    font-weight: 800;
    color: var(--text-dark);
}

.hero-note {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 20px;
}

.hero-image {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: linear-gradient(135deg, #bcbcbc 0%, #939393 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
    position: relative;
    animation: phoneFloat 6s ease-in-out infinite;
    overflow: hidden;
}

.phone-cover-image {
    width: 300px;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    border-radius: 32px;
    animation: phoneFloat 6s ease-in-out infinite;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
}

@keyframes phoneFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.phone-notch {
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 24px;
    background: #7a7a7a;
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background-color: #fff;
    border-radius: 32px;
    overflow: hidden;
}

.line-ui {
    height: 100%;
    background: linear-gradient(180deg, #e8f5e9 0%, #f1f8f4 100%);
    padding: 40px 20px 20px;
    display: flex;
    flex-direction: column;
}

.line-header {
    background: var(--contact-btn-gradient);
    color: #fff;
    padding: 16px;
    text-align: center;
    font-weight: 800;
    margin: -40px -20px 30px -20px;
    box-shadow: 0 4px 12px rgba(109, 212, 0, 0.3);
}

.line-logo {
    font-size: 18px;
    letter-spacing: 2px;
}

.line-message {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-top: 20px;
}

.message-bubble {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    max-width: 85%;
    box-shadow: var(--shadow-sm);
    animation: messageSlide 0.5s ease-out;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-left {
    background: #fff;
    color: var(--text-dark);
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}

.message-right {
    background: var(--contact-btn-gradient);
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}

.bubble-icon {
    font-size: 1.2em;
}

.scroll-indicator {
    text-align: center;
    margin-top: 60px;
}

.scroll-indicator a {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 14px;
}

.scroll-arrow {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.scroll-arrow span {
    width: 24px;
    height: 24px;
    border-left: 2px solid var(--secondary-color);
    border-bottom: 2px solid var(--secondary-color);
    transform: rotate(-45deg);
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow span:nth-child(2) {
    animation-delay: 0.15s;
}

.scroll-arrow span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes scrollBounce {
    0%, 20%, 50%, 80%, 100% {
        transform: rotate(-45deg) translateY(0);
        opacity: 0;
    }
    40% {
        transform: rotate(-45deg) translateY(-10px);
        opacity: 1;
    }
}

/* ============================================
セクション共通
============================================ */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    line-height: 1.4;
    margin-bottom: 16px;
    font-weight: 900;
    color: var(--text-dark);
}

.section-subtitle {
    color: var(--text-dark);
    font-size: 20px;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto;
    font-weight: 700;
}

.section-note {
    color: var(--text-light);
    font-size: 13px;
    margin-top: 12px;
}

/* ============================================
サービス概要
============================================ */
.service-overview {
    background: linear-gradient(180deg, #fafafa 0%, #fff 100%);
}

.service-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 0;
}

.feature-card {
    background: #fff;
    border-radius: var(--border-radius-lg);
    padding: 16px 28px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
    .feature-card:nth-child(2) { animation-delay: 0.2s; }
        .feature-card:nth-child(3) { animation-delay: 0.3s; }

            @keyframes fadeInUp {
                to {
                    opacity: 1;
                    transform: translateY(0);
                }
            }

            .feature-card::before {
                content: '';
                position: absolute;
                top: 0;
                left: 0;
                right: 0;
                height: 5px;
                background: var(--bg-gradient-2);
                transform: scaleX(0);
                transition: transform 0.3s ease;
            }

            .feature-card:hover::before {
                transform: scaleX(1);
            }

            .feature-card:hover {
                transform: translateY(-8px);
                box-shadow: var(--shadow-lg);
            }

            .feature-icon-wrapper {
                margin: 0 -24px 24px -24px;
                width: calc(100% + 48px);
                height: 300px;
                overflow: hidden;
                position: relative;
            }

            .feature-icon {
                font-size: 64px;
                display: inline-block;
                animation: iconBounce 2s ease-in-out infinite;
            }

            .feature-icon-image {
                display: block;
                width: 100%;
                height: 100%;
                object-fit: cover;
                margin: 0;
                border-radius: 0;
                box-shadow: none;
            }

            @keyframes iconBounce {
                0%, 100% { transform: translateY(0); }
                    50% { transform: translateY(-10px); }
                    }

                    .feature-title {
                        font-size: 22px;
                        margin: 0 0 24px;
                        line-height: 1.5;
                        font-weight: 700;
                        color: var(--text-dark);
                        position: relative;
                        z-index: 1;
                    }

                    .feature-desc {
                        color: var(--text-gray);
                        font-size: 15px;
                        line-height: 1.7;
                    }

                    .service-steps {
                        display: grid;
                        grid-template-columns: 1fr;
                        gap: 24px;
                    }

                    .step-item {
                        display: flex;
                        gap: 24px;
                        background: #fff;
                        border-radius: var(--border-radius-md);
                        padding: 32px;
                        box-shadow: var(--shadow-sm);
                        transition: var(--transition);
                        opacity: 0;
                        transform: translateX(-30px);
                    }

                    .step-item.animate-in {
                        animation: slideInLeft 0.6s ease-out forwards;
                    }

                    .step-item:nth-child(1) { animation-delay: 0.1s; }
                        .step-item:nth-child(2) { animation-delay: 0.2s; }
                            .step-item:nth-child(3) { animation-delay: 0.3s; }
                                .step-item:nth-child(4) { animation-delay: 0.4s; }

                                    @keyframes slideInLeft {
                                        to {
                                            opacity: 1;
                                            transform: translateX(0);
                                        }
                                    }

                                    .step-item:hover {
                                        transform: translateX(8px);
                                        box-shadow: var(--shadow-md);
                                    }

                                    .step-number-wrapper {
                                        flex-shrink: 0;
                                    }

                                    .step-number {
                                        width: 64px;
                                        height: 64px;
                                        background: var(--bg-gradient-2);
                                        color: #fff;
                                        border-radius: 50%;
                                        display: flex;
                                        align-items: center;
                                        justify-content: center;
                                        font-weight: 800;
                                        font-size: 20px;
                                        box-shadow: var(--shadow-primary);
                                    }

                                    .step-content h4 {
                                        font-size: 18px;
                                        margin-bottom: 12px;
                                        line-height: 1.5;
                                        font-weight: 700;
                                    }

                                    .step-content p {
                                        color: var(--text-gray);
                                        font-size: 14px;
                                        line-height: 1.7;
                                    }

/* ============================================
選ばれる理由
                                    ============================================ */
                                    .features-section {
                                        background: linear-gradient(180deg, #e8ecf0 0%, #f0f4f8 100%);
                                        padding: 80px 0;
                                    }

                                    .features-section .container {
                                        background: transparent;
                                    }

                                    .features-grid {
                                        display: grid;
                                        grid-template-columns: 1fr;
                                        gap: 32px;
                                        margin-bottom: 60px;
                                        align-items: stretch;
                                    }

                                    .feature-box {
                                        background: #fff;
                                        border-radius: var(--border-radius-lg);
                                        padding: 16px 28px;
                                        text-align: left;
                                        transition: var(--transition);
                                        position: relative;
                                        overflow: hidden;
                                        opacity: 0;
                                        transform: translateY(30px);
                                        display: grid;
                                        grid-template-columns: 1fr auto;
                                        column-gap: 24px;
                                        row-gap: 8px;
                                        align-items: center;
                                    }

                                    .feature-box.animate-in {
                                        animation: fadeInUp 0.6s ease-out forwards;
                                    }

                                    .feature-box:nth-child(1) { animation-delay: 0.1s; }
                                        .feature-box:nth-child(2) { animation-delay: 0.2s; }
                                            .feature-box:nth-child(3) { animation-delay: 0.3s; }
                                                .feature-box:nth-child(4) { animation-delay: 0.4s; }

                                                    .feature-box::before {
                                                        content: '';
                                                        position: absolute;
                                                        top: 0;
                                                        left: 0;
                                                        right: 0;
                                                        bottom: 0;
                                                        background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
                                                        opacity: 0;
                                                        transition: opacity 0.3s ease;
                                                    }

                                                    .feature-box:hover::before {
                                                        opacity: 0;
                                                    }

                                                    .feature-box:hover {
                                                        transform: translateY(0);
                                                        box-shadow: var(--shadow-md);
                                                        background: #fff;
                                                    }

                                                    .feature-box-icon-wrapper {
                                                        margin-bottom: 0;
                                                        grid-column: 2;
                                                        grid-row: 1 / span 3;
                                                        justify-self: end;
                                                        display: flex;
                                                        align-items: center;
                                                        justify-content: center;
                                                        width: 160px;
                                                        height: 160px;
                                                        overflow: hidden;
                                                    }

                                                    .feature-box-icon {
                                                        font-size: 72px;
                                                        display: inline-block;
                                                        filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
                                                    }

                                                    .features-section .feature-icon-image {
                                                        display: block;
                                                        width: 100%;
                                                        height: 100%;
                                                        object-fit: contain;
                                                        margin: 0;
                                                        border-radius: 0;
                                                        box-shadow: none;
                                                    }

                                                    .feature-box-title {
                                                        font-size: 24px;
                                                        margin-bottom: 16px;
                                                        font-weight: 800;
                                                        color: var(--text-dark);
                                                    }

                                                    .feature-box-subtitle {
                                                        font-size: 16px;
                                                        color: var(--secondary-color);
                                                        font-weight: 700;
                                                        margin-bottom: 16px;
                                                    }

                                                    .feature-box-desc {
                                                        color: var(--text-gray);
                                                        font-size: 15px;
                                                        line-height: 1.8;
                                                    }

                                                    .additional-info {
                                                        background: var(--bg-gradient-1);
                                                        color: #fff;
                                                        border-radius: var(--border-radius-xl);
                                                        padding: 56px 40px;
                                                        text-align: center;
                                                        box-shadow: 0 16px 48px rgba(102, 126, 234, 0.3);
                                                        position: relative;
                                                        overflow: hidden;
                                                    }

                                                    .additional-info::before {
                                                        content: '';
                                                        position: absolute;
                                                        top: -50%;
                                                        right: -50%;
                                                        width: 200%;
                                                        height: 200%;
                                                        background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
                                                        animation: rotate 20s linear infinite;
                                                    }

                                                    @keyframes rotate {
                                                        from { transform: rotate(0deg); }
                                                            to { transform: rotate(360deg); }
                                                            }

                                                            .info-icon {
                                                                font-size: 56px;
                                                                margin-bottom: 20px;
                                                            }

                                                            .info-title {
                                                                font-size: 28px;
                                                                margin-bottom: 16px;
                                                                font-weight: 800;
                                                                position: relative;
                                                            }

                                                            .info-desc {
                                                                font-size: 16px;
                                                                line-height: 1.8;
                                                                position: relative;
                                                            }

/* ============================================
低価格の秘密
                                                            ============================================ */
                                                            .secret-section {
                                                                background: linear-gradient(135deg, #f0f9ff 0%, #e8f5e9 50%, #fff3e0 100%);
                                                            }

                                                            .secret-formula {
                                                                display: flex;
                                                                flex-direction: column;
                                                                align-items: center;
                                                                gap: 40px;
                                                                margin-top: 60px;
                                                            }

                                                            .formula-box {
                                                                background: rgba(255, 255, 255, 0.9);
                                                                backdrop-filter: blur(20px);
                                                                border-radius: var(--border-radius-xl);
                                                                padding: 32px 40px;
                                                                text-align: center;
                                                                width: 100%;
                                                                max-width: 500px;
                                                                box-shadow: var(--shadow-lg);
                                                                border: 2px solid rgba(255, 255, 255, 0.5);
                                                                transition: var(--transition);
                                                                display: flex;
                                                                flex-direction: column;
                                                            }

                                                            .formula-box:hover {
                                                                transform: translateY(-8px);
                                                                box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
                                                            }

                                                            .formula-icon {
                                                                font-size: 80px;
                                                                margin-bottom: 24px;
                                                                display: inline-block;
                                                                filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.1));
                                                            }

                                                            .formula-icon-image {
                                                                display: block;
                                                                width: 100%;
                                                                height: 300px;
                                                                margin: 0 auto 16px;
                                                                object-fit: contain;
                                                            }

                                                            .formula-text {
                                                                font-size: 22px;
                                                                font-weight: 800;
                                                                background: var(--bg-gradient-2);
                                                                -webkit-background-clip: text;
                                                                -webkit-text-fill-color: transparent;
                                                                background-clip: text;
                                                                margin-bottom: 24px;
                                                            }

                                                            .formula-title {
                                                                font-size: 24px;
                                                                font-weight: 800;
                                                                color: var(--text-dark);
                                                                margin-bottom: 24px;
                                                                text-align: center;
                                                            }

                                                            .formula-desc {
                                                                color: var(--text-gray);
                                                                font-size: 15px;
                                                                line-height: 1.8;
                                                                flex: 1;
                                                            }

                                                            .formula-plus {
                                                                font-size: 64px;
                                                                font-weight: 800;
                                                                background: var(--bg-gradient-2);
                                                                -webkit-background-clip: text;
                                                                -webkit-text-fill-color: transparent;
                                                                background-clip: text;
                                                                display: flex;
                                                                align-items: center;
                                                                justify-content: center;
                                                                align-self: center;
                                                                width: 80px;
                                                                height: 80px;
                                                                border-radius: 50%;
                                                                background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
                                                                box-shadow: 0 4px 16px rgba(102, 126, 234, 0.2);
                                                            }

                                                            .formula-plus span {
                                                                background: var(--bg-gradient-2);
                                                                -webkit-background-clip: text;
                                                                -webkit-text-fill-color: transparent;
                                                                background-clip: text;
                                                            }

/* ============================================
税理士挨拶
                                                            ============================================ */
                                                            .accountant-section {
                                                                background: #fff;
                                                            }

                                                            .accountant-profile {
                                                                display: flex;
                                                                flex-direction: column;
                                                                align-items: center;
                                                                gap: 40px;
                                                                margin-top: 60px;
                                                                padding: 56px;
                                                                background: linear-gradient(135deg, #fafafa 0%, #f5f5f5 100%);
                                                                border-radius: var(--border-radius-xl);
                                                                box-shadow: var(--shadow-md);
                                                            }

                                                            .image-frame {
                                                                position: relative;
                                                                border-radius: 50%;
                                                                padding: 0;
                                                                background: transparent;
                                                                box-shadow: none;
                                                            }

                                                            .profile-photo {
                                                                width: 220px;
                                                                height: 220px;
                                                                border-radius: 50%;
                                                                object-fit: cover;
                                                                border: none;
                                                                box-shadow: var(--shadow-md);
                                                            }

                                                            .accountant-subtitle {
                                                                font-size: 28px;
                                                                margin-bottom: 16px;
                                                                font-weight: 800;
                                                                color: var(--text-dark);
                                                            }

                                                            .accountant-name {
                                                                font-size: 24px;
                                                                margin-bottom: 24px;
                                                                font-weight: 800;
                                                                color: var(--text-dark);
                                                            }

                                                            .accountant-info .section-subtitle {
                                                                font-size: 24px;
                                                                margin-bottom: 24px;
                                                            }

                                                            .accountant-bio {
                                                                color: var(--text-gray);
                                                                line-height: 1.9;
                                                                font-size: 15px;
                                                            }

                                                            .accountant-bio p {
                                                                margin-bottom: 16px;
                                                            }

                                                            .accountant-bio p:last-child {
                                                                margin-bottom: 0;
                                                            }

/* ============================================
お客様の声
                                                            ============================================ */
                                                            .testimonials-section {
                                                                background: linear-gradient(180deg, #fafafa 0%, #fff 100%);
                                                            }

                                                            .testimonials-grid {
                                                                display: grid;
                                                                grid-template-columns: 1fr;
                                                                gap: 32px;
                                                                margin-top: 60px;
                                                            }

                                                            .testimonial-card {
                                                                background: #fff;
                                                                border-radius: var(--border-radius-lg);
                                                                padding: 24px 40px;
                                                                box-shadow: var(--shadow-md);
                                                                transition: var(--transition);
                                                                position: relative;
                                                                opacity: 0;
                                                                transform: scale(0.9);
                                                            }

                                                            .testimonial-card.animate-in {
                                                                animation: scaleIn 0.6s ease-out forwards;
                                                            }

                                                            .testimonial-card:nth-child(1) { animation-delay: 0.1s; }
                                                                .testimonial-card:nth-child(2) { animation-delay: 0.2s; }
                                                                    .testimonial-card:nth-child(3) { animation-delay: 0.3s; }
                                                                        .testimonial-card:nth-child(4) { animation-delay: 0.4s; }

                                                                            @keyframes scaleIn {
                                                                                to {
                                                                                    opacity: 1;
                                                                                    transform: scale(1);
                                                                                }
                                                                            }

                                                                            .testimonial-card:hover {
                                                                                transform: translateY(-8px);
                                                                                box-shadow: var(--shadow-lg);
                                                                            }

                                                                            .testimonial-card::before {
                                                                                content: '"';
                                                                                position: absolute;
                                                                                top: 20px;
                                                                                left: 30px;
                                                                                font-size: 80px;
                                                                                color: rgba(102, 126, 234, 0.1);
                                                                                font-family: Georgia, serif;
                                                                                line-height: 1;
                                                                            }

                                                                            .testimonial-header {
                                                                                display: flex;
                                                                                gap: 20px;
                                                                                margin-bottom: 24px;
                                                                            }

                                                                            .testimonial-icon {
                                                                                flex-shrink: 0;
                                                                            }

                                                                            .icon-circle {
                                                                                width: 64px;
                                                                                height: 64px;
                                                                                border-radius: 50%;
                                                                                background: linear-gradient(135deg, #e0e0e0 0%, #c0c0c0 100%);
                                                                                box-shadow: var(--shadow-sm);
                                                                            }

                                                                            .testimonial-avatar {
                                                                                width: 64px;
                                                                                height: 64px;
                                                                                border-radius: 50%;
                                                                                object-fit: cover;
                                                                                box-shadow: var(--shadow-sm);
                                                                                border: 3px solid #fff;
                                                                            }

                                                                            .testimonial-meta {
                                                                                flex: 1;
                                                                            }

                                                                            .testimonial-title {
                                                                                font-size: 20px;
                                                                                margin-bottom: 8px;
                                                                                font-weight: 800;
                                                                                background: var(--bg-gradient-2);
                                                                                -webkit-background-clip: text;
                                                                                -webkit-text-fill-color: transparent;
                                                                                background-clip: text;
                                                                            }

                                                                            .testimonial-name {
                                                                                font-size: 13px;
                                                                                color: var(--text-light);
                                                                                font-weight: 500;
                                                                            }

                                                                            .testimonial-text {
                                                                                color: var(--text-gray);
                                                                                line-height: 1.9;
                                                                                font-size: 15px;
                                                                                margin-bottom: 20px;
                                                                                position: relative;
                                                                            }

                                                                            .testimonial-rating {
                                                                                display: flex;
                                                                                gap: 4px;
                                                                                font-size: 18px;
                                                                            }

/* ============================================
節税シミュレーション
                                                                            ============================================ */
                                                                            .tax-saving-section {
                                                                                background: #fff;
                                                                            }

                                                                            .simulation-box {
                                                                                max-width: 100%;
                                                                                margin: 0 auto;
                                                                                padding: 0;
                                                                                background: transparent;
                                                                                border-radius: 0;
                                                                                box-shadow: none;
                                                                            }

                                                                            .simulation-title {
                                                                                font-size: 24px;
                                                                                margin-bottom: 32px;
                                                                                text-align: center;
                                                                                font-weight: 800;
                                                                                color: var(--text-dark);
                                                                            }

                                                                            .simulation-case-box {
                                                                                background: rgba(102, 126, 234, 0.08);
                                                                                padding: 24px;
                                                                                border-radius: var(--border-radius-md);
                                                                                margin-bottom: 40px;
                                                                                border-left: 4px solid var(--secondary-color);
                                                                            }

                                                                            .simulation-case {
                                                                                font-size: 18px;
                                                                                font-weight: 800;
                                                                                text-align: center;
                                                                                margin-bottom: 12px;
                                                                                color: var(--text-dark);
                                                                            }

                                                                            .simulation-condition {
                                                                                text-align: center;
                                                                                color: var(--text-gray);
                                                                                font-size: 15px;
                                                                            }

                                                                            .comparison-table {
                                                                                overflow-x: auto;
                                                                                margin-bottom: 40px;
                                                                                border-radius: var(--border-radius-md);
                                                                                box-shadow: var(--shadow-sm);
                                                                            }

                                                                            .comparison-table table {
                                                                                width: 100%;
                                                                                max-width: 100%;
                                                                                border-collapse: collapse;
                                                                                background-color: #fff;
                                                                                border-radius: var(--border-radius-md);
                                                                                overflow: hidden;
                                                                            }

                                                                            .comparison-table th,
                                                                            .comparison-table td {
                                                                                padding: 20px;
                                                                                text-align: center;
                                                                                border-bottom: 1px solid #f0f0f0;
                                                                            }

                                                                            .comparison-table th {
                                                                                background: var(--bg-gradient-2);
                                                                                color: #fff;
                                                                                font-weight: 800;
                                                                                font-size: 18px;
                                                                            }

                                                                            .comparison-table td {
                                                                                font-size: 18px;
                                                                                color: var(--text-dark);
                                                                            }

                                                                            .comparison-table td:first-child {
                                                                                font-weight: 700;
                                                                            }

                                                                            .comparison-table td:nth-child(2),
                                                                            .comparison-table td:nth-child(3) {
                                                                                font-size: 20px;
                                                                                font-weight: 700;
                                                                            }

                                                                            .comparison-table td strong {
                                                                                font-size: 22px;
                                                                                font-weight: 900;
                                                                            }

                                                                            .comparison-table td strong[style*="color"] {
                                                                                color: var(--primary-color) !important;
                                                                            }

                                                                            .comparison-table tr:last-child td {
                                                                                border-bottom: none;
                                                                            }

                                                                            .result-banner {
                                                                                background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
                                                                                color: #fff;
                                                                                padding: 40px;
                                                                                border-radius: var(--border-radius-lg);
                                                                                text-align: center;
                                                                                margin-bottom: 24px;
                                                                                box-shadow: 0 12px 40px rgba(139, 92, 246, 0.3);
                                                                                position: relative;
                                                                                overflow: hidden;
                                                                            }

                                                                            .result-banner::before {
                                                                                content: '';
                                                                                position: absolute;
                                                                                top: -50%;
                                                                                left: -50%;
                                                                                width: 200%;
                                                                                height: 200%;
                                                                                background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
                                                                                animation: rotate 15s linear infinite;
                                                                            }

                                                                            .result-icon {
                                                                                font-size: 48px;
                                                                                margin-bottom: 16px;
                                                                                display: block;
                                                                                position: relative;
                                                                            }

                                                                            .result-text {
                                                                                font-size: 22px;
                                                                                line-height: 1.6;
                                                                                font-weight: 700;
                                                                                position: relative;
                                                                            }

                                                                            .result-text strong {
                                                                                font-size: 40px;
                                                                                display: inline-block;
                                                                                margin: 0 8px;
                                                                                font-weight: 900;
                                                                                text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
                                                                            }

                                                                            .simulation-note {
                                                                                text-align: center;
                                                                                color: var(--text-light);
                                                                                font-size: 13px;
                                                                            }

/* ============================================
料金プラン
                                                                            ============================================ */
                                                                            .pricing-section {
                                                                                background: linear-gradient(180deg, #fafafa 0%, #fff 100%);
                                                                            }

                                                                            .pricing-intro {
                                                                                text-align: center;
                                                                                margin-bottom: 48px;
                                                                                color: var(--text-gray);
                                                                                font-size: 16px;
                                                                            }

                                                                            .pricing-card {
                                                                                max-width: 700px;
                                                                                margin: 0 auto 56px;
                                                                                background: #fff;
                                                                                border-radius: var(--border-radius-xl);
                                                                                overflow: hidden;
                                                                                box-shadow: var(--shadow-lg);
                                                                                position: relative;
                                                                                border: 3px solid var(--secondary-color);
                                                                            }

                                                                            .pricing-badge {
                                                                                position: absolute;
                                                                                top: 24px;
                                                                                right: -30px;
                                                                                background: var(--bg-gradient-3);
                                                                                color: #fff;
                                                                                padding: 8px 40px;
                                                                                font-size: 14px;
                                                                                font-weight: 800;
                                                                                transform: rotate(45deg);
                                                                                box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
                                                                            }

                                                                            .pricing-plan-name {
                                                                                background: var(--bg-gradient-2);
                                                                                color: #fff;
                                                                                text-align: center;
                                                                                padding: 32px;
                                                                                font-size: 28px;
                                                                                font-weight: 800;
                                                                            }

                                                                            .pricing-details {
                                                                                padding: 40px;
                                                                            }

                                                                            .pricing-row {
                                                                                display: flex;
                                                                                justify-content: space-between;
                                                                                align-items: center;
                                                                                padding: 24px 0;
                                                                                border-bottom: 2px solid #f5f5f5;
                                                                            }

                                                                            .pricing-row:last-child {
                                                                                border-bottom: none;
                                                                            }

                                                                            .pricing-row.highlight {
                                                                                background: linear-gradient(135deg, #fff9e6 0%, #fff3d6 100%);
                                                                                margin: 0 -40px;
                                                                                padding: 32px 40px;
                                                                                border: none;
                                                                            }

                                                                            .pricing-label {
                                                                                font-weight: 700;
                                                                                color: var(--text-dark);
                                                                                font-size: 16px;
                                                                                display: flex;
                                                                                align-items: center;
                                                                                gap: 8px;
                                                                            }

                                                                            .label-icon {
                                                                                color: var(--secondary-color);
                                                                                font-size: 1.2em;
                                                                            }

                                                                            .pricing-value {
                                                                                color: var(--text-gray);
                                                                                text-align: center;
                                                                                font-size: 16px;
                                                                                font-weight: 600;
                                                                            }

                                                                            .pricing-value.large {
                                                                                font-size: 32px;
                                                                                background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
                                                                                -webkit-background-clip: text;
                                                                                -webkit-text-fill-color: transparent;
                                                                                background-clip: text;
                                                                                font-weight: 900;
                                                                            }

                                                                            .pricing-notes {
                                                                                max-width: 900px;
                                                                                margin: 0 auto;
                                                                                padding: 40px;
                                                                                background: #fff;
                                                                                border-radius: var(--border-radius-md);
                                                                                border: 2px solid #f0f0f0;
                                                                                box-shadow: var(--shadow-sm);
                                                                            }

                                                                            .notes-title {
                                                                                font-size: 18px;
                                                                                font-weight: 800;
                                                                                margin-bottom: 20px;
                                                                                color: var(--text-dark);
                                                                            }

                                                                            .pricing-notes ul {
                                                                                list-style: none;
                                                                            }

                                                                            .pricing-notes li {
                                                                                color: var(--text-gray);
                                                                                font-size: 14px;
                                                                                line-height: 1.9;
                                                                                margin-bottom: 12px;
                                                                                padding-left: 16px;
                                                                                position: relative;
                                                                            }

                                                                            .pricing-notes li::before {
                                                                                content: '●';
                                                                                position: absolute;
                                                                                left: 0;
                                                                                color: var(--secondary-color);
                                                                                font-size: 8px;
                                                                                top: 8px;
                                                                            }

/* ============================================
ご利用の流れ
                                                                            ============================================ */
                                                                            .flow-section {
                                                                                background: #fff;
                                                                            }

                                                                            .flow-timeline {
                                                                                max-width: 1200px;
                                                                                margin: 60px auto 0;
                                                                                display: grid;
                                                                                grid-template-columns: repeat(2, 1fr);
                                                                                gap: 24px;
                                                                                align-items: stretch;
                                                                            }

                                                                            .flow-step {
                                                                                display: flex;
                                                                                flex-direction: column;
                                                                                align-items: center;
                                                                                gap: 24px;
                                                                                background: transparent;
                                                                                border-radius: 0;
                                                                                padding: 0;
                                                                                text-align: center;
                                                                                box-shadow: none;
                                                                                transition: var(--transition);
                                                                                position: relative;
                                                                                border: none;
                                                                                opacity: 0;
                                                                                transform: translateY(30px);
                                                                                justify-content: flex-start;
                                                                            }

                                                                            .flow-step.animate-in {
                                                                                animation: fadeInUp 0.6s ease-out forwards;
                                                                            }

                                                                            .flow-step:nth-child(1) { animation-delay: 0.1s; }
                                                                                .flow-step:nth-child(2) { animation-delay: 0.2s; }
                                                                                    .flow-step:nth-child(3) { animation-delay: 0.3s; }
                                                                                        .flow-step:nth-child(4) { animation-delay: 0.4s; }
                                                                                            .flow-step:nth-child(5) { animation-delay: 0.5s; }

                                                                                                    .flow-step:hover {
                                                                                                        transform: translateY(-4px);
                                                                                                    }

                                                                                                    .flow-step-number {
                                                                                                        display: flex;
                                                                                                        align-items: center;
                                                                                                        justify-content: center;
                                                                                                        background: var(--bg-gradient-2);
                                                                                                        color: #fff;
                                                                                                        padding: 12px 28px;
                                                                                                        border-radius: 50px;
                                                                                                        font-weight: 800;
                                                                                                        font-size: 14px;
                                                                                                        letter-spacing: 2px;
                                                                                                        box-shadow: var(--shadow-primary);
                                                                                                        min-height: 44px;
                                                                                                    }

                                                                                                    .flow-icon {
                                                                                                        font-size: 72px;
                                                                                                        filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.1));
                                                                                                    }

                                                                                                    .flow-content {
                                                                                                        flex: 1;
                                                                                                    }

                                                                                                    .flow-step-title {
                                                                                                        font-size: 22px;
                                                                                                        margin-bottom: 16px;
                                                                                                        font-weight: 800;
                                                                                                        color: var(--text-dark);
                                                                                                        line-height: 1.4;
                                                                                                    }

                                                                                                    .flow-step-desc {
                                                                                                        color: var(--text-gray);
                                                                                                        font-size: 15px;
                                                                                                        line-height: 1.8;
                                                                                                    }

                                                                                                    .flow-connector {
                                                                                                        display: none;
                                                                                                    }

                                                                                                    .flow-arrow {
                                                                                                        display: flex;
                                                                                                        align-items: center;
                                                                                                        justify-content: center;
                                                                                                        font-size: 32px;
                                                                                                        color: var(--primary-color);
                                                                                                        font-weight: bold;
                                                                                                        padding: 0 8px;
                                                                                                    }

                                                                                                    @media (max-width: 767px) {
                                                                                                        .flow-arrow {
                                                                                                            display: none;
                                                                                                        }
                                                                                                    }

                                                                                                    .support-features {
                                                                                                        margin-top: 100px;
                                                                                                        padding: 72px 48px;
                                                                                                        background: linear-gradient(135deg, #f0f9ff 0%, #e8f5e9 100%);
                                                                                                        border-radius: var(--border-radius-xl);
                                                                                                        box-shadow: var(--shadow-md);
                                                                                                    }

                                                                                                    .support-title {
                                                                                                        font-size: 32px;
                                                                                                        text-align: center;
                                                                                                        margin-bottom: 56px;
                                                                                                        font-weight: 900;
                                                                                                        color: var(--text-dark);
                                                                                                    }

                                                                                                    .support-grid {
                                                                                                        display: grid;
                                                                                                        grid-template-columns: 1fr;
                                                                                                        gap: 32px;
                                                                                                    }

                                                                                                    .support-item {
                                                                                                        text-align: center;
                                                                                                        padding: 40px 32px;
                                                                                                        background: rgba(255, 255, 255, 0.9);
                                                                                                        backdrop-filter: blur(10px);
                                                                                                        border-radius: var(--border-radius-md);
                                                                                                        box-shadow: var(--shadow-sm);
                                                                                                        transition: var(--transition);
                                                                                                    }

                                                                                                    .support-item:hover {
                                                                                                        transform: translateY(-8px);
                                                                                                        box-shadow: var(--shadow-md);
                                                                                                        background: #fff;
                                                                                                    }

                                                                                                    .support-icon {
                                                                                                        font-size: 64px;
                                                                                                        margin-bottom: 20px;
                                                                                                        display: inline-block;
                                                                                                        filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
                                                                                                    }

                                                                                                    .support-item h4 {
                                                                                                        font-size: 20px;
                                                                                                        margin-bottom: 12px;
                                                                                                        font-weight: 800;
                                                                                                        color: var(--text-dark);
                                                                                                    }

                                                                                                    .support-item p {
                                                                                                        color: var(--text-gray);
                                                                                                        font-size: 15px;
                                                                                                        line-height: 1.7;
                                                                                                    }

/* ============================================
お問い合わせ
                                                                                                    ============================================ */
                                                                                                    .contact-section {
                                                                                                        background: linear-gradient(135deg, #f0f9ff 0%, #e8f5e9 50%, #fff3e0 100%);
                                                                                                        position: relative;
                                                                                                        overflow: hidden;
                                                                                                    }

                                                                                                    .contact-background {
                                                                                                        position: absolute;
                                                                                                        top: 0;
                                                                                                        left: 0;
                                                                                                        right: 0;
                                                                                                        bottom: 0;
                                                                                                        z-index: 0;
                                                                                                    }

                                                                                                    .contact-shape {
                                                                                                        position: absolute;
                                                                                                        border-radius: 50%;
                                                                                                        filter: blur(120px);
                                                                                                        opacity: 0.4;
                                                                                                    }

                                                                                                    .contact-shape-1 {
                                                                                                        width: 500px;
                                                                                                        height: 500px;
                                                                                                        background: linear-gradient(135deg, #667eea, #764ba2);
                                                                                                        top: -200px;
                                                                                                        left: -200px;
                                                                                                    }

                                                                                                    .contact-shape-2 {
                                                                                                        width: 600px;
                                                                                                        height: 600px;
                                                                                                        background: linear-gradient(135deg, #667eea, #764ba2);
                                                                                                        bottom: -250px;
                                                                                                        right: -250px;
                                                                                                    }

                                                                                                    .contact-section .container {
                                                                                                        position: relative;
                                                                                                        z-index: 1;
                                                                                                    }

                                                                                                    .contact-content {
                                                                                                        text-align: center;
                                                                                                        max-width: 900px;
                                                                                                        margin: 0 auto 80px;
                                                                                                    }

                                                                                                    .contact-intro {
                                                                                                        font-size: 16px;
                                                                                                        color: var(--text-gray);
                                                                                                        margin-bottom: 16px;
                                                                                                        line-height: 1.9;
                                                                                                        word-break: keep-all;
                                                                                                        overflow-wrap: normal;
                                                                                                    }

                                                                                                    .contact-links {
                                                                                                        display: flex;
                                                                                                        flex-wrap: wrap;
                                                                                                        justify-content: center;
                                                                                                        gap: 24px;
                                                                                                        margin-top: 48px;
                                                                                                        margin-bottom: 24px;
                                                                                                    }

                                                                                                    .contact-link {
                                                                                                        color: var(--text-gray);
                                                                                                        font-size: 14px;
                                                                                                        font-weight: 600;
                                                                                                        text-decoration: underline;
                                                                                                        text-underline-offset: 4px;
                                                                                                        transition: var(--transition);
                                                                                                    }

                                                                                                    .contact-link:hover {
                                                                                                        color: var(--secondary-color);
                                                                                                    }

                                                                                                    .contact-note {
                                                                                                        color: var(--text-light);
                                                                                                        font-size: 13px;
                                                                                                    }

                                                                                                    .line-info-box {
                                                                                                        max-width: 600px;
                                                                                                        margin: 0 auto;
                                                                                                        padding: 48px;
                                                                                                        background: rgba(255, 255, 255, 0.95);
                                                                                                        backdrop-filter: blur(20px);
                                                                                                        border-radius: var(--border-radius-xl);
                                                                                                        text-align: center;
                                                                                                        box-shadow: var(--shadow-lg);
                                                                                                        border: 2px solid rgba(255, 255, 255, 0.5);
                                                                                                    }

                                                                                                    .line-info-header {
                                                                                                        display: flex;
                                                                                                        align-items: center;
                                                                                                        justify-content: center;
                                                                                                        gap: 12px;
                                                                                                        margin-bottom: 24px;
                                                                                                    }

                                                                                                    .line-badge {
                                                                                                        background: var(--bg-gradient-2);
                                                                                                        color: #fff;
                                                                                                        padding: 8px 20px;
                                                                                                        border-radius: 50px;
                                                                                                        font-weight: 800;
                                                                                                        font-size: 14px;
                                                                                                        letter-spacing: 2px;
                                                                                                        box-shadow: var(--shadow-primary);
                                                                                                    }

                                                                                                    .line-info-title {
                                                                                                        font-size: 28px;
                                                                                                        font-weight: 900;
                                                                                                        background: var(--bg-gradient-2);
                                                                                                        -webkit-background-clip: text;
                                                                                                        -webkit-text-fill-color: transparent;
                                                                                                        background-clip: text;
                                                                                                    }

                                                                                                    .line-info-desc {
                                                                                                        color: var(--text-gray);
                                                                                                        font-size: 15px;
                                                                                                        line-height: 1.9;
                                                                                                        margin-bottom: 40px;
                                                                                                    }

                                                                                                    .line-qr-placeholder {
                                                                                                        background: linear-gradient(135deg, #fafafa 0%, #f5f5f5 100%);
                                                                                                        padding: 80px 40px;
                                                                                                        border-radius: var(--border-radius-md);
                                                                                                        border: 3px dashed #ddd;
                                                                                                    }

                                                                                                    .qr-icon {
                                                                                                        font-size: 64px;
                                                                                                        margin-bottom: 16px;
                                                                                                    }

                                                                                                    .line-qr-placeholder p {
                                                                                                        color: var(--text-gray);
                                                                                                        font-size: 18px;
                                                                                                        font-weight: 700;
                                                                                                    }

/* ============================================
フッター
                                                                                                    ============================================ */
                                                                                                    .site-footer {
                                                                                                        background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
                                                                                                        color: #fff;
                                                                                                        padding: 80px 0 40px;
                                                                                                        position: relative;
                                                                                                    }

                                                                                                    .footer-content {
                                                                                                        text-align: center;
                                                                                                    }

                                                                                                    .footer-logo {
                                                                                                        display: flex;
                                                                                                        align-items: center;
                                                                                                        justify-content: center;
                                                                                                        gap: 12px;
                                                                                                        font-size: 28px;
                                                                                                        font-weight: 900;
                                                                                                        margin-bottom: 16px;
                                                                                                        background: var(--bg-gradient-2);
                                                                                                        -webkit-background-clip: text;
                                                                                                        -webkit-text-fill-color: transparent;
                                                                                                        background-clip: text;
                                                                                                    }

                                                                                                    .footer-copy {
                                                                                                        font-size: 14px;
                                                                                                        margin-bottom: 40px;
                                                                                                        color: #aaa;
                                                                                                    }

                                                                                                    .footer-nav {
                                                                                                        display: flex;
                                                                                                        flex-wrap: wrap;
                                                                                                        justify-content: center;
                                                                                                        gap: 32px;
                                                                                                        margin-bottom: 40px;
                                                                                                    }

                                                                                                    .footer-nav a {
                                                                                                        color: #aaa;
                                                                                                        font-size: 14px;
                                                                                                        font-weight: 600;
                                                                                                        transition: var(--transition);
                                                                                                    }

                                                                                                    .footer-nav a:hover {
                                                                                                        color: var(--secondary-color);
                                                                                                    }

                                                                                                    .footer-copyright {
                                                                                                        font-size: 13px;
                                                                                                        color: #666;
                                                                                                    }

                                                                                                    .back-to-top {
                                                                                                        position: fixed;
                                                                                                        bottom: 32px;
                                                                                                        right: 32px;
                                                                                                        width: 64px;
                                                                                                        height: 64px;
                                                                                                        background: var(--bg-gradient-2);
                                                                                                        color: #fff;
                                                                                                        border-radius: 50%;
                                                                                                        display: flex;
                                                                                                        flex-direction: column;
                                                                                                        align-items: center;
                                                                                                        justify-content: center;
                                                                                                        font-size: 12px;
                                                                                                        font-weight: 800;
                                                                                                        box-shadow: var(--shadow-primary);
                                                                                                        opacity: 0;
                                                                                                        visibility: hidden;
                                                                                                        transition: var(--transition);
                                                                                                        z-index: 999;
                                                                                                    }

                                                                                                    .back-to-top.show {
                                                                                                        opacity: 1;
                                                                                                        visibility: visible;
                                                                                                    }

                                                                                                    .back-to-top:hover {
                                                                                                        transform: translateY(-8px);
                                                                                                        box-shadow: 0 16px 40px rgba(102, 126, 234, 0.4);
                                                                                                    }

                                                                                                    .top-arrow {
                                                                                                        font-size: 24px;
                                                                                                    }

/* ============================================
レスポンシブ: モバイル (767px以下)
                                                                                                    ============================================ */
                                                                                                    @media (max-width: 767px) {
                                                                                                        .btn-header {
                                                                                                            display: none;
                                                                                                        }
                                                                                                        
                                                                                                        .hero-image {
                                                                                                            display: none;
                                                                                                        }
                                                                                                    }

/* ============================================
レスポンシブ: タブレット (768px以上)
                                                                                                    ============================================ */
                                                                                                    @media (min-width: 768px) {
                                                                                                        .header-description {
                                                                                                            display: block;
                                                                                                        }

                                                                                                        .container {
                                                                                                            padding: 0 32px;
                                                                                                        }

                                                                                                        .hero-title {
                                                                                                            font-size: 48px;
                                                                                                        }

                                                                                                        .section-title {
                                                                                                            font-size: 42px;
                                                                                                        }

                                                                                                        .price-amount {
                                                                                                            font-size: 64px;
                                                                                                        }

                                                                                                        .price-unit {
                                                                                                            font-size: 28px;
                                                                                                        }

                                                                                                        .price-label {
                                                                                                            font-size: 28px;
                                                                                                        }

                                                                                                        .price-tax {
                                                                                                            font-size: 28px;
                                                                                                        }

                                                                                                        .badge-text {
                                                                                                            font-size: 15px;
                                                                                                        }

                                                                                                        .badge-icon-flash {
                                                                                                            font-size: 18px;
                                                                                                        }

                                                                                                        .service-features {
                                                                                                            grid-template-columns: repeat(3, 1fr);
                                                                                                        }

                                                                                                        .service-steps {
                                                                                                            grid-template-columns: repeat(2, 1fr);
                                                                                                        }

                                                                                                        .features-grid {
                                                                                                            grid-template-columns: repeat(2, 1fr);
                                                                                                            align-items: stretch;
                                                                                                        }

                                                                                                        .testimonials-grid {
                                                                                                            grid-template-columns: repeat(2, 1fr);
                                                                                                        }

                                                                                                        .support-grid {
                                                                                                            grid-template-columns: repeat(3, 1fr);
                                                                                                        }

                                                                                                        .accountant-profile {
                                                                                                            flex-direction: row;
                                                                                                            text-align: left;
                                                                                                        }

                                                                                                        .secret-formula {
                                                                                                            flex-direction: row;
                                                                                                            gap: 32px;
                                                                                                            align-items: stretch;
                                                                                                        }

                                                                                                        .formula-plus {
                                                                                                            flex-shrink: 0;
                                                                                                        }

                                                                                                        .flow-timeline {
                                                                                                            grid-template-columns: repeat(5, 1fr);
                                                                                                            gap: 24px;
                                                                                                            align-items: stretch;
                                                                                                        }
                                                                                                    }

/* ============================================
レスポンシブ: デスクトップ (1024px以上)
                                                                                                    ============================================ */
                                                                                                    @media (min-width: 1024px) {
                                                                                                        .main-nav {
                                                                                                            display: block;
                                                                                                        }

                                                                                                        .hero {
                                                                                                            padding: 160px 0 100px;
                                                                                                        }

                                                                                                        .hero-content {
                                                                                                            flex-direction: row;
                                                                                                            gap: 80px;
                                                                                                        }

                                                                                                        .hero-text {
                                                                                                            text-align: left;
                                                                                                        }

                                                                                                        .hero-badge {
                                                                                                            justify-content: flex-start;
                                                                                                        }

                                                                                                        .hero-title {
                                                                                                            font-size: 56px;
                                                                                                        }

                                                                                                        .section-title {
                                                                                                            font-size: 48px;
                                                                                                        }

                                                                                                        .price-amount {
                                                                                                            font-size: 72px;
                                                                                                        }

                                                                                                        .price-unit {
                                                                                                            font-size: 32px;
                                                                                                        }

                                                                                                        .price-label {
                                                                                                            font-size: 32px;
                                                                                                        }

                                                                                                        .price-tax {
                                                                                                            font-size: 32px;
                                                                                                        }

                                                                                                        .service-steps {
                                                                                                            grid-template-columns: repeat(2, 1fr);
                                                                                                        }

                                                                                                        .features-grid {
                                                                                                            grid-template-columns: repeat(2, 1fr);
                                                                                                            align-items: stretch;
                                                                                                        }

                                                                                                        .flow-timeline {
                                                                                                            grid-template-columns: repeat(5, 1fr);
                                                                                                            align-items: stretch;
                                                                                                        }
                                                                                                    }

/* ============================================
アニメーション設定
                                                                                                    ============================================ */
                                                                                                    @media (prefers-reduced-motion: no-preference) {
                                                                                                        html {
                                                                                                            scroll-behavior: smooth;
                                                                                                        }
                                                                                                    }

                                                                                                    @media (prefers-reduced-motion: reduce) {
                                                                                                        *,
                                                                                                        *::before,
                                                                                                        *::after {
                                                                                                            animation-duration: 0.01ms !important;
                                                                                                            animation-iteration-count: 1 !important;
                                                                                                            transition-duration: 0.01ms !important;
                                                                                                        }
                                                                                                    }

/* ============================================
プリント用スタイル
                                                                                                    ============================================ */
                                                                                                    @media print {
                                                                                                        .site-header,
                                                                                                        .back-to-top,
                                                                                                        .btn,
                                                                                                        .scroll-indicator,
                                                                                                        .flow-connector,
                                                                                                        .hero-background,
                                                                                                        .contact-background {
                                                                                                            display: none !important;
                                                                                                        }

                                                                                                        body {
                                                                                                            font-size: 12pt;
                                                                                                            line-height: 1.5;
                                                                                                        }

                                                                                                        section {
                                                                                                            page-break-inside: avoid;
                                                                                                            padding: 20px 0;
                                                                                                        }

                                                                                                        .flow-timeline {
                                                                                                            grid-template-columns: 1fr !important;
                                                                                                            gap: 15px !important;
                                                                                                        }
                                                                                                    }

.line-logo {
    display: none;
}