/**
 * シーバストップページ専用CSS
 * 100点SEO対応版
 * Created: 2026-01-18
 */

:root {
    --seabass-primary: #14b8a6;
    --seabass-primary-dark: #0f766e;
    --seabass-secondary: #0ea5e9;
    --seabass-light: #f0fdfa;
    --seabass-border: #99f6e4;
}

/* ===== 記事メタ情報（E-E-A-T） ===== */
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, #f0fdfa, #ccfbf1);
    border-radius: 12px;
    margin-bottom: 2rem;
    border: 1px solid var(--seabass-border);
}
.author-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border-radius: 50px;
    text-decoration: none;
    color: #0f172a;
    font-weight: 600;
    font-size: 0.9rem;
    border: 2px solid var(--seabass-primary);
    transition: all 0.3s;
}
.author-badge:hover {
    background: var(--seabass-primary);
    color: white;
}
.author-icon {
    font-size: 1.2rem;
}
.author-exp {
    font-size: 0.75rem;
    background: var(--seabass-primary);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
}
.meta-items {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    color: #64748b;
}
.meta-item {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* ===== ヒーローセクション ===== */
.hero {
    background-color: #0f766e;
    background-image: url('../../assets/images/hero/seabass-fishing-hero.webp');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 5rem 1rem;
    text-align: center;
    position: relative;
    min-height: 480px;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(15,118,110,0.75) 0%, rgba(20,184,166,0.6) 50%, rgba(14,165,233,0.7) 100%);
    z-index: 1;
}
.hero-content { max-width: 900px; margin: 0 auto; position: relative; z-index: 2; }
.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #0f172a;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 1.25rem;
    box-shadow: 0 4px 15px rgba(251,191,36,0.4);
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: 1rem; text-shadow: 2px 2px 8px rgba(0,0,0,0.4); font-weight: 900; line-height: 1.2; }
.hero-subtitle { font-size: clamp(1rem, 2vw, 1.3rem); margin-bottom: 1.5rem; opacity: 0.95; line-height: 1.6; }
.hero-stats { display: flex; justify-content: center; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.hero-stat { background: rgba(255,255,255,0.15); backdrop-filter: blur(8px); padding: 10px 16px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.2); text-align: center; min-width: 90px; }
.hero-stat-value { font-size: 1.3rem; font-weight: 900; display: block; }
.hero-stat-label { font-size: 11px; opacity: 0.9; }
.cta-buttons { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.cta-btn { padding: 0.875rem 1.75rem; border-radius: 50px; text-decoration: none; font-weight: 700; transition: all 0.3s; display: inline-flex; align-items: center; gap: 0.5rem; font-size: 15px; }
.cta-primary { background: white; color: var(--seabass-primary-dark); }
.cta-primary:hover { transform: translateY(-2px); box-shadow: 0 5px 20px rgba(255,255,255,0.3); }
.cta-secondary { background: rgba(255,255,255,0.2); color: white; border: 2px solid white; }
.cta-secondary:hover { background: rgba(255,255,255,0.3); }

/* ===== サブナビゲーション ===== */
.subnav { background: white; border-bottom: 2px solid var(--seabass-border); padding: 14px 0; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }
.subnav > .container { display: flex; flex-direction: column; gap: 10px; padding: 0 1rem; }
.breadcrumb { font-size: 13px; color: #64748b; }
.breadcrumb a { color: var(--seabass-primary); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb span { margin: 0 6px; color: #cbd5e1; }
.subnav-links { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.subnav-links > a { display: inline-flex; align-items: center; gap: 4px; padding: 6px 12px; border-radius: 20px; font-size: 12px; font-weight: 700; text-decoration: none; background: var(--seabass-light); color: #1e293b; border: 2px solid var(--seabass-border); transition: all 0.3s; white-space: nowrap; }
.subnav-links > a:hover, .subnav-links > a.active { background: var(--seabass-primary); color: white; border-color: var(--seabass-primary); }
.subnav-dropdown { position: relative; }
.subnav-dropdown-toggle { display: inline-flex; align-items: center; gap: 4px; padding: 6px 12px; border-radius: 20px; font-size: 12px; font-weight: 700; background: var(--seabass-light); color: #1e293b; border: 2px solid var(--seabass-border); cursor: pointer; transition: all 0.3s; white-space: nowrap; }
.subnav-dropdown-toggle:hover, .subnav-dropdown:hover .subnav-dropdown-toggle { background: var(--seabass-primary); color: white; border-color: var(--seabass-primary); }
.subnav-dropdown-toggle::after { content: '▼'; font-size: 8px; margin-left: 2px; transition: transform 0.3s; }
.subnav-dropdown:hover .subnav-dropdown-toggle::after { transform: rotate(180deg); }
.subnav-dropdown-menu { position: absolute; top: 100%; left: 0; min-width: 150px; background: white; border-radius: 10px; box-shadow: 0 8px 25px rgba(0,0,0,0.15); padding: 6px 0; opacity: 0; visibility: hidden; transform: translateY(8px); transition: all 0.3s; z-index: 200; border: 1px solid #e2e8f0; }
.subnav-dropdown:hover .subnav-dropdown-menu { opacity: 1; visibility: visible; transform: translateY(4px); }
.subnav-dropdown-menu a { display: flex; align-items: center; gap: 6px; padding: 8px 14px; font-size: 12px; font-weight: 600; color: #1e293b; text-decoration: none; transition: all 0.2s; }
.subnav-dropdown-menu a:hover { background: var(--seabass-light); color: var(--seabass-primary); }

/* ===== 共通レイアウト ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 2.5rem 1rem; }
.section { margin-bottom: 3.5rem; }
.section-title { font-size: clamp(1.4rem, 4vw, 1.8rem); color: var(--seabass-primary-dark); margin-bottom: 1.5rem; padding-bottom: 0.5rem; border-bottom: 3px solid var(--seabass-primary); display: flex; align-items: center; gap: 0.5rem; }

/* ===== 今月の攻略 ===== */
.now-box {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.5rem;
    background: linear-gradient(135deg, #0f766e, #14b8a6);
    border-radius: 16px;
    padding: 1.5rem;
    color: white;
}
.now-main { position: relative; }
.now-badge {
    display: inline-block;
    background: #fbbf24;
    color: #0f172a;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.now-title {
    font-size: 1.4rem;
    font-weight: 900;
    margin: 0 0 0.75rem;
}
.now-desc {
    font-size: 0.95rem;
    line-height: 1.7;
    opacity: 0.95;
    margin-bottom: 1rem;
}
.now-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}
.now-tag {
    background: rgba(255,255,255,0.2);
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
}
.now-btn {
    display: inline-block;
    background: white;
    color: var(--seabass-primary-dark);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s;
}
.now-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255,255,255,0.3);
}
.now-sub {
    background: rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 1.25rem;
}
.now-sub h4 {
    font-size: 0.9rem;
    margin: 0 0 0.75rem;
    opacity: 0.9;
}
.now-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem;
    font-size: 0.85rem;
}
.now-list li {
    padding: 0.4rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}
.now-list li:last-child { border-bottom: none; }
.now-link {
    color: #fbbf24;
    font-weight: 700;
    text-decoration: none;
    font-size: 0.85rem;
}
.now-link:hover { text-decoration: underline; }

@media (max-width: 768px) {
    .now-box { grid-template-columns: 1fr; }
    .now-title { font-size: 1.2rem; }
}

/* ===== 初心者クイックスタート ===== */
.quickstart-box {
    display: flex;
    align-items: stretch;
    gap: 0.5rem;
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}
.quickstart-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
    background: var(--seabass-light);
    border-radius: 12px;
}
.step-number {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--seabass-primary), var(--seabass-secondary));
    color: white;
    font-size: 1.5rem;
    font-weight: 900;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
}
.step-content h3 {
    font-size: 1rem;
    color: #0f172a;
    margin: 0 0 0.5rem;
}
.step-content p {
    font-size: 0.85rem;
    color: #64748b;
    line-height: 1.6;
    margin: 0;
}
.quickstart-arrow {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    color: var(--seabass-primary);
    font-weight: 700;
}
.quickstart-cta {
    text-align: center;
    margin-top: 1.5rem;
}
.quickstart-cta p {
    font-size: 0.9rem;
    color: #64748b;
    margin-bottom: 0.75rem;
}
.quickstart-btn {
    display: inline-block;
    background: linear-gradient(135deg, var(--seabass-primary), var(--seabass-secondary));
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s;
}
.quickstart-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(20,184,166,0.4);
}

@media (max-width: 768px) {
    .quickstart-box { flex-direction: column; }
    .quickstart-arrow { transform: rotate(90deg); justify-content: center; padding: 0.5rem; }
}

/* ===== 予算目安 ===== */
.budget-box {
    margin-top: 1.5rem;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-radius: 12px;
    padding: 1.25rem;
    border: 2px solid #fbbf24;
}
.budget-title {
    font-size: 1rem;
    color: #92400e;
    margin: 0 0 1rem;
    text-align: center;
}
.budget-items {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}
.budget-item {
    background: white;
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
}
.budget-label {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    color: #92400e;
    margin-bottom: 0.25rem;
}
.budget-price {
    display: block;
    font-size: 1.2rem;
    font-weight: 900;
    color: #0f172a;
    margin-bottom: 0.25rem;
}
.budget-desc {
    display: block;
    font-size: 0.7rem;
    color: #64748b;
}
.budget-link {
    display: block;
    text-align: center;
    margin-top: 1rem;
    color: #92400e;
    font-weight: 700;
    text-decoration: none;
    font-size: 0.85rem;
}
.budget-link:hover { text-decoration: underline; }

@media (max-width: 600px) {
    .budget-items { grid-template-columns: 1fr; }
}

/* ===== 比較表注釈 ===== */
.comparison-note {
    font-size: 0.85rem;
    color: #64748b;
    margin-top: 1rem;
}
.comparison-note a {
    color: var(--seabass-primary);
    text-decoration: none;
}
.comparison-note a:hover { text-decoration: underline; }

/* ===== 著者・更新日フッター ===== */
.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: #f8fafc;
    border-radius: 10px;
    margin-top: 2rem;
    font-size: 0.85rem;
    color: #64748b;
    border: 1px solid #e2e8f0;
}
.article-author { font-weight: 600; }
.article-updated { color: #94a3b8; }

@media (max-width: 500px) {
    .article-footer { flex-direction: column; gap: 0.5rem; text-align: center; }
}

/* ===== 目次（スクロール追従対応） ===== */
.toc { background: linear-gradient(135deg, var(--seabass-light), #ccfbf1); border-radius: 12px; padding: 1.25rem; margin-bottom: 2rem; border: 1px solid var(--seabass-border); }
.toc-title { font-size: 1.1rem; font-weight: 700; color: var(--seabass-primary-dark); cursor: pointer; list-style: none; display: flex; align-items: center; gap: 0.5rem; }
.toc-title::-webkit-details-marker { display: none; }
.toc-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 0.6rem; margin-top: 0.75rem; list-style: none; padding: 0; }
.toc-list a { display: block; padding: 0.5rem 0.75rem; background: white; border-radius: 6px; text-decoration: none; color: var(--seabass-primary-dark); font-weight: 500; font-size: 14px; transition: all 0.2s; border: 1px solid #ccfbf1; }
.toc-list a:hover, .toc-list a.active { background: var(--seabass-primary); color: white; transform: translateX(3px); }

/* ===== カードグリッド ===== */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; }
.card { background: white; border-radius: 14px; overflow: hidden; box-shadow: 0 3px 12px rgba(0,0,0,0.08); transition: transform 0.3s, box-shadow 0.3s; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(20,184,166,0.18); }
.card-image { width: 100%; height: 160px; overflow: hidden; background: linear-gradient(135deg, #ccfbf1, #a5f3fc); }
.card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.card:hover .card-image img { transform: scale(1.05); }
.img-pos-top-20 { object-position: center 20%; }
.img-pos-top-30 { object-position: center 30%; }
.card-body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.card-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; color: #0f172a; }
.card-text { color: #64748b; margin-bottom: 0.75rem; flex: 1; line-height: 1.6; font-size: 14px; }
.card-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 0.75rem; }
.tag { font-size: 11px; padding: 3px 8px; border-radius: 999px; background: var(--seabass-light); border: 1px solid var(--seabass-border); color: #475569; font-weight: 600; }
.card-btn { display: block; text-align: center; padding: 10px; background: linear-gradient(135deg, var(--seabass-primary), var(--seabass-secondary)); color: white; font-weight: 700; border-radius: 8px; text-decoration: none; transition: all 0.3s; font-size: 14px; }
.card-btn:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(20,184,166,0.35); color: white; }

/* ===== 時間帯カード ===== */
.time-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.25rem; }
.time-card { background: white; border-radius: 16px; overflow: hidden; box-shadow: 0 3px 12px rgba(0,0,0,0.08); transition: all 0.3s; border: 3px solid transparent; }
.time-card:hover { transform: translateY(-6px); }
.time-card.morning { border-color: #fcd34d; }
.time-card.morning:hover { box-shadow: 0 10px 25px rgba(245,158,11,0.2); }
.time-card.evening { border-color: #fdba74; }
.time-card.evening:hover { box-shadow: 0 10px 25px rgba(249,115,22,0.2); }
.time-card.night { border-color: #a5b4fc; }
.time-card.night:hover { box-shadow: 0 10px 25px rgba(99,102,241,0.2); }
.time-card.day { border-color: #7dd3fc; }
.time-card.day:hover { box-shadow: 0 10px 25px rgba(14,165,233,0.2); }
.time-card-image { width: 100%; height: 140px; overflow: hidden; }
.time-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.time-card:hover .time-card-image img { transform: scale(1.05); }
.time-card-body { padding: 16px; }
.time-card-title { font-size: 1.15rem; font-weight: 900; text-align: center; margin-bottom: 6px; }
.time-card-desc { font-size: 13px; color: #64748b; text-align: center; margin-bottom: 12px; }
.time-card-list { list-style: none; padding: 0; margin: 0 0 12px; }
.time-card-list li { padding: 5px 0; font-size: 13px; color: #64748b; border-bottom: 1px solid #e2e8f0; }
.time-card-list li:last-child { border-bottom: none; }
.time-card-list strong { color: #0f172a; }

/* ===== パターンカード ===== */
.pattern-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem; }
.pattern-card { background: white; border-radius: 14px; padding: 20px; box-shadow: 0 3px 12px rgba(0,0,0,0.08); transition: all 0.3s; }
.pattern-card:hover { transform: translateY(-4px); box-shadow: 0 8px 20px rgba(20,184,166,0.18); }
.pattern-header { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.pattern-icon { font-size: 36px; }
.pattern-title { font-size: 1.15rem; font-weight: 900; margin: 0; }
.pattern-desc { color: #64748b; line-height: 1.6; margin-bottom: 12px; font-size: 14px; }
.pattern-tips { background: var(--seabass-light); border-radius: 10px; padding: 12px; border: 1px solid var(--seabass-border); }
.pattern-tips h4 { color: var(--seabass-primary); font-size: 13px; margin: 0 0 6px; }
.pattern-tips ul { margin: 0; padding-left: 18px; }
.pattern-tips li { color: #64748b; font-size: 13px; margin-bottom: 3px; }
.pattern-link { margin-top: 12px; }
.btn-outline { display: inline-block; padding: 6px 14px; border: 2px solid var(--seabass-primary); color: var(--seabass-primary); border-radius: 8px; font-weight: 700; text-decoration: none; transition: all 0.3s; font-size: 13px; }
.btn-outline:hover { background: var(--seabass-primary); color: white; }

/* ===== 比較表 ===== */
.comparison-table { width: 100%; border-collapse: collapse; background: white; border-radius: 12px; overflow: hidden; box-shadow: 0 3px 12px rgba(0,0,0,0.08); font-size: 0.9rem; margin: 1.5rem 0; }
.comparison-table th { background: linear-gradient(135deg, var(--seabass-primary), var(--seabass-secondary)); color: white; padding: 0.75rem; font-weight: 700; text-align: center; }
.comparison-table td { padding: 0.75rem; text-align: center; border-bottom: 1px solid #e2e8f0; }
.comparison-table tbody tr:hover { background: var(--seabass-light); }
.comparison-table .best { background: #dcfce7; color: #166534; font-weight: 700; }
.comparison-table .good { background: #fef3c7; color: #92400e; }
.comparison-table .time-label { font-weight: 700; text-align: left; background: #f8fafc; }

/* ===== 装備グリッド（コンパクトカードリンク） ===== */
.equip-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.75rem;
}
.equip-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem 0.5rem;
    background: white;
    border: 2px solid var(--seabass-border);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s;
    position: relative;
}
.equip-card:hover {
    border-color: var(--seabass-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(20, 184, 166, 0.15);
}
.equip-card--safety {
    border-color: #f97316;
    background: linear-gradient(135deg, #fff7ed, #ffedd5);
}
.equip-card--safety:hover {
    border-color: #ea580c;
    box-shadow: 0 6px 20px rgba(249, 115, 22, 0.2);
}
.equip-badge {
    position: absolute;
    top: -8px;
    right: -5px;
    background: #f97316;
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
}
.equip-icon {
    font-size: 1.75rem;
    margin-bottom: 0.4rem;
}
.equip-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.2rem;
}
.equip-spec {
    font-size: 0.7rem;
    color: #64748b;
    line-height: 1.3;
}

@media (max-width: 900px) {
    .equip-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 500px) {
    .equip-grid { grid-template-columns: repeat(2, 1fr); }
    .equip-card { padding: 0.75rem 0.5rem; }
    .equip-icon { font-size: 1.5rem; }
    .equip-name { font-size: 0.8rem; }
}

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { background: white; border-radius: 10px; margin-bottom: 12px; overflow: hidden; box-shadow: 0 2px 6px rgba(0,0,0,0.06); }
.faq-question { padding: 16px; font-weight: 700; color: #0f172a; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 10px; transition: background 0.3s; font-size: 15px; }
.faq-question:hover { background: var(--seabass-light); }
.faq-question-text { display: flex; align-items: center; gap: 10px; }
.faq-question-text::before { content: 'Q'; display: flex; align-items: center; justify-content: center; width: 28px; height: 28px; background: linear-gradient(135deg, var(--seabass-primary), var(--seabass-secondary)); color: white; font-weight: 900; border-radius: 50%; flex-shrink: 0; font-size: 13px; }
.faq-toggle { font-size: 10px; color: var(--seabass-primary); transition: transform 0.3s; flex-shrink: 0; }
.faq-item.active .faq-toggle { transform: rotate(180deg); }
.faq-answer { padding: 0 16px 0 54px; color: #64748b; line-height: 1.7; max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; font-size: 14px; }
.faq-item.active .faq-answer { max-height: 400px; padding: 0 16px 16px 54px; }

/* ===== 著者プロフィール（コンパクトカード版） ===== */
.author-section {
    background: white;
    border: 2px solid var(--seabass-border);
    border-radius: 16px;
    padding: 1.25rem;
    margin: 2rem 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.author-avatar {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--seabass-primary), var(--seabass-secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    color: white;
}
.author-info {
    flex: 1;
    min-width: 200px;
}
.author-info h3 {
    font-size: 1rem;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 0.25rem;
}
.author-info p {
    font-size: 0.8rem;
    color: #64748b;
    margin: 0;
    line-height: 1.5;
}
.author-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.author-badge-item {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.35rem 0.75rem;
    background: var(--seabass-light);
    border: 1px solid var(--seabass-border);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--seabass-primary-dark);
    white-space: nowrap;
}
.author-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1rem;
    background: var(--seabass-primary);
    color: white;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s;
    white-space: nowrap;
}
.author-link:hover {
    background: var(--seabass-primary-dark);
    transform: translateY(-2px);
}

/* ===== 更新履歴（折りたたみ式） ===== */
.update-history {
    margin: 1.5rem 0;
}
.update-history summary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 600;
    color: #64748b;
    list-style: none;
    transition: all 0.3s;
}
.update-history summary::-webkit-details-marker { display: none; }
.update-history summary:hover {
    background: #f1f5f9;
    color: var(--seabass-primary-dark);
}
.update-history summary::after {
    content: '▼';
    font-size: 0.6rem;
    margin-left: auto;
    transition: transform 0.3s;
}
.update-history[open] summary::after {
    transform: rotate(180deg);
}
.update-history[open] summary {
    border-radius: 8px 8px 0 0;
    border-bottom: none;
}
.update-list {
    list-style: none;
    padding: 0.75rem 1rem;
    margin: 0;
    font-size: 0.8rem;
    background: #fafafa;
    border: 1px solid #e2e8f0;
    border-top: none;
    border-radius: 0 0 8px 8px;
}
.update-list li {
    padding: 0.4rem 0;
    display: flex;
    gap: 0.75rem;
    color: #64748b;
}
.update-list li + li { border-top: 1px dashed #e2e8f0; }
.update-date {
    font-weight: 600;
    color: #94a3b8;
    min-width: 85px;
    font-size: 0.75rem;
}
.update-content { color: #475569; }

/* ===== 参考文献（折りたたみ式） ===== */
.references {
    margin: 1rem 0 2rem;
}
.references summary {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    color: #94a3b8;
    list-style: none;
    transition: all 0.3s;
}
.references summary::-webkit-details-marker { display: none; }
.references summary:hover { background: #f1f5f9; color: #64748b; }
.references summary::after {
    content: '▼';
    font-size: 0.5rem;
    margin-left: auto;
    transition: transform 0.3s;
}
.references[open] summary::after { transform: rotate(180deg); }
.references[open] summary {
    border-radius: 8px 8px 0 0;
    border-bottom: none;
}
.references ul {
    list-style: none;
    padding: 0.6rem 1rem;
    margin: 0;
    font-size: 0.75rem;
    background: #fafafa;
    border: 1px solid #e2e8f0;
    border-top: none;
    border-radius: 0 0 8px 8px;
    color: #94a3b8;
}
.references li { padding: 0.3rem 0; }
.references a { color: var(--seabass-primary); text-decoration: none; }
.references a:hover { text-decoration: underline; }

/* ===== SNSシェア ===== */
.share-buttons {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 2rem 0;
    padding: 1rem;
    background: var(--seabass-light);
    border-radius: 10px;
}
.share-label {
    font-weight: 700;
    font-size: 0.9rem;
    color: #64748b;
}
.share-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    text-decoration: none;
    font-size: 1.1rem;
    transition: all 0.3s;
}
.share-btn:hover { transform: translateY(-3px); }
.share-btn.twitter { background: #1da1f2; color: white; }
.share-btn.facebook { background: #1877f2; color: white; }
.share-btn.line { background: #00c300; color: white; }
.share-btn.copy { background: #64748b; color: white; }

/* ===== CTA フッター ===== */
.cta-section-full { width: 100%; padding: 60px 20px; background: linear-gradient(135deg, var(--seabass-primary-dark) 0%, var(--seabass-primary) 50%, var(--seabass-secondary) 100%); text-align: center; color: white; }
.cta-section-full h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); margin-bottom: 16px; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); font-weight: 900; }
.cta-section-full p { font-size: clamp(0.95rem, 2vw, 1.15rem); margin-bottom: 24px; opacity: 0.95; }

/* ===== スクロールトップ ===== */
#scroll-top { position: fixed; bottom: 24px; right: 24px; width: 46px; height: 46px; background: linear-gradient(135deg, var(--seabass-primary), var(--seabass-secondary)); color: white; border: none; border-radius: 50%; font-size: 18px; cursor: pointer; opacity: 0; visibility: hidden; transition: all 0.3s; box-shadow: 0 4px 12px rgba(20,184,166,0.4); z-index: 1000; }
#scroll-top:hover { transform: translateY(-3px); box-shadow: 0 6px 18px rgba(20,184,166,0.5); }
#scroll-top.visible { opacity: 1; visibility: visible; }

/* ===== 関連ページ ===== */
.related-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}
.related-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: white;
    border-radius: 10px;
    text-decoration: none;
    color: #1e293b;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    transition: all 0.3s;
    border: 1px solid #e2e8f0;
}
.related-link:hover {
    transform: translateX(5px);
    border-color: var(--seabass-primary);
}
.related-link-icon { font-size: 1.5rem; }
.related-link-text { font-weight: 600; font-size: 0.9rem; }
.related-link-arrow { margin-left: auto; color: var(--seabass-primary); }

/* ===== レスポンシブ ===== */
@media (max-width: 768px) {
    .hero { min-height: 380px; padding: 3.5rem 1rem; }
    .hero-stats { gap: 0.5rem; }
    .hero-stat { padding: 8px 12px; min-width: 75px; }
    .hero-stat-value { font-size: 1.1rem; }
    .card-grid, .time-grid, .pattern-grid { grid-template-columns: 1fr; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .cta-btn { width: 100%; max-width: 260px; justify-content: center; }
    .tackle-items { grid-template-columns: repeat(2, 1fr); }
    .article-meta { flex-direction: column; align-items: flex-start; }
    .author-section-header { flex-direction: column; text-align: center; }
    .author-stats { justify-content: center; }
    .comparison-table { font-size: 0.8rem; }
}

@media (max-width: 480px) {
    .hero { min-height: 340px; padding: 2.5rem 1rem; }
    .hero-badge { font-size: 12px; padding: 6px 14px; }
    .hero h1 { font-size: 1.6rem; }
    .hero-subtitle { font-size: 0.9rem; }
    .hero-stat { flex: 0 0 calc(50% - 0.25rem); min-width: auto; }
    .container { padding: 2rem 0.75rem; }
    .section-title { font-size: 1.2rem; }
    .tackle-overview { padding: 1.25rem; }
    .tackle-items { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
    .tackle-item { padding: 0.75rem; }
    .tackle-item-icon { font-size: 1.5rem; }
}

/* ===== 印刷用 ===== */
@media print {
    .hero, .subnav, .share-buttons, #scroll-top, .cta-section-full { display: none; }
    .container { max-width: 100%; padding: 1rem; }
    .card, .time-card, .pattern-card { break-inside: avoid; box-shadow: none; border: 1px solid #ddd; }
}