/* Sophica アプリ紹介ページ */

.back-link {
    display: inline-block;
    color: #2563eb;
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    transition: color 0.2s ease;
}

.back-link:hover {
    color: #1d4ed8;
}

/* ヒーロー */
.app-hero {
    background: linear-gradient(135deg, #1e3a5f 0%, #2563eb 100%);
    padding: 3rem 0 4rem;
    color: white;
}

.app-hero .back-link {
    color: rgba(255, 255, 255, 0.7);
}

.app-hero .back-link:hover {
    color: white;
}

.app-hero-content {
    max-width: 700px;
}

.app-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.app-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.app-description {
    font-size: 1.05rem;
    line-height: 1.9;
    opacity: 0.85;
    margin-bottom: 2rem;
}

.app-hero .btn-primary {
    background: white;
    color: #2563eb;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.app-hero .btn-primary:hover {
    background: #f0f4ff;
    transform: translateY(-2px);
}

/* セクション */
.app-section {
    padding: 4rem 0;
}

.app-section.white {
    background: white;
}

.app-section.gray {
    background: #f8f9fa;
}

.app-section h2 {
    text-align: center;
    font-size: 1.75rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 1.5rem;
}

.section-lead {
    text-align: center;
    color: #6b7280;
    margin-bottom: 2.5rem;
    font-size: 1rem;
}

/* コンテンツブロック */
.content-block {
    max-width: 800px;
    margin: 0 auto;
}

.content-block p {
    color: #374151;
    font-size: 0.95rem;
    line-height: 1.9;
    margin-bottom: 1.25rem;
}

.check-list {
    list-style: none;
    padding: 0;
}

.check-list li {
    padding: 0.5rem 0 0.5rem 1.75rem;
    position: relative;
    color: #374151;
    font-size: 0.95rem;
    line-height: 1.7;
}

.check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: 700;
}

/* モード比較 */
.mode-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.mode-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.app-section.gray .mode-card {
    background: white;
}

.mode-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #e5e7eb;
}

.mode-card ol,
.mode-card ul {
    padding-left: 1.25rem;
    color: #374151;
    font-size: 0.9rem;
    line-height: 1.8;
}

.mode-card li {
    margin-bottom: 0.25rem;
}

/* 料金テーブル */
.pricing {
    text-align: center;
    font-size: 1.5rem !important;
    font-weight: 700;
    color: #1a202c !important;
    margin-bottom: 0.5rem !important;
}

.pricing-note {
    font-size: 0.9rem;
    font-weight: 400;
    color: #6b7280;
}

.plan-table {
    margin: 2rem 0;
    overflow-x: auto;
}

.plan-table table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.plan-table th,
.plan-table td {
    padding: 1rem 1.25rem;
    text-align: center;
    border-bottom: 1px solid #e5e7eb;
    font-size: 0.9rem;
}

.plan-table th {
    background: #f0f4f8;
    font-weight: 600;
    color: #374151;
}

.plan-table th:first-child,
.plan-table td:first-child {
    text-align: left;
}

.plan-table td.check {
    color: #2563eb;
    font-weight: 700;
    font-size: 1.1rem;
}

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

.note {
    text-align: center;
    font-size: 0.85rem !important;
    color: #6b7280 !important;
}

/* CTA */
.app-cta {
    text-align: center;
    padding: 4rem 0 3rem;
}

.app-cta h2 {
    font-size: 2rem;
    background: linear-gradient(to right, #2563eb, #0891b2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.cta-text {
    color: #4b5563;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.legal-links {
    margin-top: 2rem;
    font-size: 0.85rem;
    color: #9ca3af;
}

.legal-links a {
    color: #6b7280;
    text-decoration: none;
}

.legal-links a:hover {
    color: #2563eb;
    text-decoration: underline;
}

.legal-links span {
    margin: 0 0.75rem;
    color: #d1d5db;
}

/* レスポンシブ */
@media (max-width: 768px) {
    .app-title {
        font-size: 2.5rem;
    }

    .app-section h2 {
        font-size: 1.5rem;
    }

    .mode-grid {
        grid-template-columns: 1fr;
    }

    .pricing {
        font-size: 1.25rem !important;
    }
}