@charset "UTF-8";
/* =========================================================
   SNIPER-JAPAN 共通スタイルシート
   構成: 1.リセット・基本設定 / 2.レイアウト / 3.コンポーネント
         4.各ページ / 5.レスポンシブ / 6.ユーティリティ
   ========================================================= */

/* ---------- 1. リセット・基本設定 ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    padding: 0;
    font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic UI", Meiryo, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: #1f2937;
    background: #ffffff;
    -webkit-text-size-adjust: 100%;
}

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

a { color: #1d4ed8; }
a:hover { opacity: 0.85; }

h1, h2, h3, h4 { line-height: 1.4; margin: 0 0 0.6em; }

:root {
    --navy: #10233f;
    --navy-light: #1b3a63;
    --blue: #2563eb;
    --blue-dark: #1d4ed8;
    --bg-alt: #f4f6fa;
    --text: #1f2937;
    --muted: #5b6472;
    --border: #dfe4ec;
    --radius: 8px;
    --max-width: 1080px;
}

/* フォーカス表示（キーボード操作対応） */
a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible, summary:focus-visible {
    outline: 3px solid #2563eb;
    outline-offset: 2px;
}

/* スキップリンク */
.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    background: var(--navy);
    color: #fff;
    padding: 10px 16px;
    z-index: 1000;
}
.skip-link:focus {
    left: 0;
}

/* ---------- 2. レイアウト ---------- */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); }

.section-title {
    font-size: 30px;
    text-align: center;
    color: var(--navy);
    margin-bottom: 12px;
}
.section-lead {
    text-align: center;
    color: var(--muted);
    max-width: 720px;
    margin: 0 auto 40px;
}

/* ---------- ヘッダー ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #ffffff;
    border-bottom: 1px solid var(--border);
}
.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 64px;
}
.brand {
    font-size: 20px;
    font-weight: bold;
    color: var(--navy);
    text-decoration: none;
    letter-spacing: 1px;
}
.brand small {
    display: block;
    font-size: 11px;
    font-weight: normal;
    color: var(--muted);
    letter-spacing: 0;
}

.global-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 22px;
    margin: 0;
    padding: 0;
}
.global-nav a {
    text-decoration: none;
    color: var(--text);
    font-size: 15px;
}
.global-nav .nav-cta {
    background: var(--blue);
    color: #fff;
    padding: 10px 18px;
    border-radius: var(--radius);
    font-weight: bold;
}
.global-nav .nav-cta:hover { background: var(--blue-dark); opacity: 1; }

/* ハンバーガー（CSSのみで動作） */
.nav-toggle { display: none; }
.nav-toggle-label {
    display: none;
    width: 48px;
    height: 48px;
    cursor: pointer;
    position: relative;
}
.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
    content: "";
    display: block;
    position: absolute;
    width: 26px;
    height: 3px;
    background: var(--navy);
    left: 11px;
    transition: 0.25s;
}
.nav-toggle-label span { top: 23px; }
.nav-toggle-label span::before { top: -8px; left: 0; }
.nav-toggle-label span::after { top: 8px; left: 0; }

/* ---------- パンくず ---------- */
.breadcrumb {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}
.breadcrumb ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 0 auto;
    padding: 10px 20px;
    max-width: var(--max-width);
}
.breadcrumb li + li::before {
    content: "›";
    margin-right: 6px;
    color: var(--muted);
}
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }

/* ---------- フッター ---------- */
.site-footer {
    background: var(--navy);
    color: #cbd5e1;
    padding: 48px 0 24px;
    font-size: 14px;
}
.footer-grid {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 32px;
}
.footer-grid h3 {
    color: #ffffff;
    font-size: 15px;
    margin-bottom: 12px;
}
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 8px; }
.footer-grid a { color: #cbd5e1; text-decoration: none; }
.footer-grid a:hover { color: #ffffff; text-decoration: underline; }
.footer-note { line-height: 1.8; }
.footer-bottom {
    max-width: var(--max-width);
    margin: 32px auto 0;
    padding: 16px 20px 0;
    border-top: 1px solid rgba(255,255,255,0.15);
    text-align: center;
    color: #94a3b8;
    font-size: 12px;
}

/* ---------- 3. コンポーネント ---------- */

/* ボタン */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    text-align: center;
    border: 2px solid transparent;
    cursor: pointer;
    min-height: 48px;
    line-height: 1.3;
}
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-dark); opacity: 1; }
.btn-outline {
    background: #fff;
    color: var(--blue-dark);
    border-color: var(--blue);
}
.btn-outline:hover { background: #eff6ff; opacity: 1; }
.btn-ghost {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.6);
}
.btn-ghost:hover { border-color: #fff; }
.btn-large { padding: 16px 40px; font-size: 17px; }

/* カード */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
}
.card h3 { color: var(--navy); font-size: 20px; }
.card .card-img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    border-radius: 6px;
    margin-bottom: 14px;
    border: 1px solid var(--border);
}
.card .card-tag {
    display: inline-block;
    align-self: flex-start;
    background: #eff6ff;
    color: var(--blue-dark);
    font-size: 12px;
    font-weight: bold;
    padding: 3px 10px;
    border-radius: 999px;
    margin-bottom: 10px;
}
.card p { flex: 1; color: var(--muted); font-size: 15px; }
.card .btn { margin-top: 16px; }

/* 機能リスト */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.feature {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}
.feature h3 {
    font-size: 16px;
    color: var(--navy);
    padding-left: 12px;
    border-left: 4px solid var(--blue);
}
.feature p { font-size: 14px; color: var(--muted); margin: 0; }

/* ステップ */
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    counter-reset: step;
}
.step {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 20px;
    position: relative;
}
.step::before {
    counter-increment: step;
    content: counter(step);
    display: block;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    background: var(--blue);
    color: #fff;
    font-weight: bold;
    border-radius: 50%;
    margin-bottom: 12px;
}
.step h3 { font-size: 16px; color: var(--navy); }
.step p { font-size: 14px; color: var(--muted); margin: 0; }

/* スクリーンショット */
.screen-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.screen-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    text-align: center;
}
.screen-item a { display: block; }
.screen-item img {
    width: 100%;
    height: auto;
    border: 1px solid var(--border);
    border-radius: 4px;
}
.screen-item .screen-name {
    font-weight: bold;
    color: var(--navy);
    margin: 10px 0 4px;
    font-size: 15px;
}
.screen-item .screen-desc {
    font-size: 13px;
    color: var(--muted);
    margin: 0;
    text-align: left;
}

/* テーブル */
.table-wrap { overflow-x: auto; }
table.data-table {
    width: 100%;
    table-layout: fixed;
    border-collapse: collapse;
    background: #fff;
    font-size: 15px;
    min-width: 560px;
}
.data-table th, .data-table td {
    border: 1px solid var(--border);
    padding: 12px 14px;
    text-align: left;
    vertical-align: top;
}
.data-table thead th {
    background: var(--navy);
    color: #fff;
    text-align: center;
}
.data-table tbody th {
    background: var(--bg-alt);
    width: 30%;
    font-weight: bold;
    color: var(--navy);
}
.data-table .center { text-align: center; }

/* 定義テーブル（特商法など） */
table.def-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    font-size: 15px;
}
.def-table th, .def-table td {
    border: 1px solid var(--border);
    padding: 12px 16px;
    text-align: left;
    vertical-align: top;
}
.def-table th {
    background: var(--bg-alt);
    width: 30%;
    color: var(--navy);
}

/* FAQ */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-list details {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    padding: 0;
}
.faq-list summary {
    cursor: pointer;
    font-weight: bold;
    color: var(--navy);
    padding: 16px 20px;
    list-style-position: inside;
}
.faq-list details[open] summary { border-bottom: 1px solid var(--border); }
.faq-list .faq-a {
    padding: 16px 20px;
    font-size: 15px;
    color: var(--text);
}
.faq-list .faq-a p { margin: 0 0 0.8em; }
.faq-list .faq-a p:last-child { margin-bottom: 0; }

/* 注意ボックス */
.note-box {
    background: #fff8e6;
    border: 1px solid #f0d48a;
    border-radius: var(--radius);
    padding: 16px 20px;
    font-size: 14px;
    color: #6b5518;
}
.info-box {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: var(--radius);
    padding: 16px 20px;
    font-size: 14px;
    color: #1e3a8a;
}

/* 価格ボックス */
.price-box {
    background: #fff;
    border: 2px solid var(--blue);
    border-radius: var(--radius);
    padding: 28px;
    max-width: 560px;
    margin: 0 auto;
    text-align: center;
}
.price-box .price-value {
    font-size: 36px;
    font-weight: bold;
    color: var(--navy);
}
.price-box .price-value small { font-size: 16px; font-weight: normal; }
.price-box ul {
    text-align: left;
    font-size: 14px;
    color: var(--muted);
    margin: 16px 0;
    padding-left: 20px;
}

/* 購入条件サマリー */
.buy-summary {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin: 0 0 20px;
    padding: 0;
    font-size: 13px;
}
.buy-summary li {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 5px 14px;
    color: var(--navy);
}

/* フォーム */
.form-wrap {
    max-width: 640px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
}
.form-field { margin-bottom: 20px; }
.form-field label {
    display: block;
    font-weight: bold;
    color: var(--navy);
    margin-bottom: 6px;
    font-size: 15px;
}
.form-field .req {
    color: #b91c1c;
    font-size: 12px;
    margin-left: 6px;
}
.form-field input[type="text"],
.form-field input[type="email"],
.form-field input[type="tel"],
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 16px;
    background: #fff;
    color: var(--text);
    font-family: inherit;
}
.form-field textarea { min-height: 140px; resize: vertical; }
.form-consent {
    font-size: 14px;
    margin-bottom: 20px;
}
.form-error {
    color: #b91c1c;
    font-size: 14px;
    margin-bottom: 12px;
}
/* ハニーポット（スパム対策・画面には表示しない） */
.hp-field {
    position: absolute !important;
    left: -9999px !important;
    width: 1px; height: 1px;
    overflow: hidden;
}

/* ---------- 4. 各ページ ---------- */

/* 特報バー（トップページ上部） */
.tokuho-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    background: #9a3412;
    color: #fff;
    text-decoration: none;
    padding: 10px 16px;
    font-size: 14px;
    line-height: 1.5;
}
.tokuho-bar:hover { background: #7c2d12; opacity: 1; }
.tokuho-label {
    background: #fff;
    color: #9a3412;
    font-weight: bold;
    font-size: 12px;
    border-radius: 999px;
    padding: 2px 12px;
    flex-shrink: 0;
}
.tokuho-arrow { font-weight: bold; white-space: nowrap; }

/* 特報セクション（トップページ内） */
.tokuho-box {
    max-width: 860px;
    margin: 0 auto;
    background: #fffbeb;
    border: 2px solid #d97706;
    border-radius: var(--radius);
    padding: 32px 28px;
    text-align: center;
}
.tokuho-tag {
    display: inline-block;
    background: #9a3412;
    color: #fff;
    font-size: 13px;
    font-weight: bold;
    border-radius: 999px;
    padding: 4px 16px;
    margin-bottom: 12px;
}
.tokuho-photo {
    display: block;
    width: 160px;
    max-width: 60%;
    height: auto;
    margin: 0 auto 16px;
}
.tokuho-box h2 {
    color: var(--navy);
    font-size: 26px;
}
.tokuho-box p { color: #57534e; }
.tokuho-price {
    font-size: 32px;
    font-weight: bold;
    color: #9a3412;
    margin: 12px 0 20px;
}
.tokuho-price small { font-size: 15px; font-weight: normal; }

/* ヒーロー（トップ） */
.hero {
    background-color: var(--navy);
    /* 昼間の明るい写真のため、文字側のオーバーレイを濃いめにして可読性を確保 */
    background-image:
        linear-gradient(100deg, rgba(13, 28, 51, 0.94) 0%, rgba(13, 28, 51, 0.84) 42%, rgba(16, 35, 63, 0.42) 75%, rgba(16, 35, 63, 0.20) 100%),
        url('../images/pg-hero-bg.jpg?v=20260723');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #fff;
    padding: 72px 0;
}
.hero-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 40px;
    align-items: center;
}
.hero h1 {
    font-size: 40px;
    line-height: 1.35;
    margin-bottom: 20px;
}
.hero p.hero-lead {
    font-size: 16px;
    color: #dbe4f0;
    margin-bottom: 28px;
}
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 28px; }
.hero-badges {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    padding: 0;
    font-size: 13px;
}
.hero-badges li {
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 999px;
    padding: 4px 14px;
    color: #e2e8f0;
}
.hero-visual img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: 0 8px 30px rgba(0,0,0,0.35);
}
.hero-visual figcaption {
    font-size: 12px;
    color: #94a3b8;
    text-align: center;
    margin-top: 8px;
}

/* トップ画像に添える特報バッジ（マスターキースペシャル） */
.hero-visual-wrap { position: relative; }
.hero-tokuho-badge {
    position: absolute;
    right: -14px;
    bottom: -20px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    border: 2px solid #d97706;
    border-radius: 10px;
    padding: 10px 14px;
    max-width: 230px;
    text-decoration: none;
    box-shadow: 0 10px 24px rgba(0,0,0,0.35);
}
.hero-tokuho-badge:hover { opacity: 1; border-color: #b45309; }
.hero-tokuho-badge img { width: 64px; height: auto; flex-shrink: 0; }
.hero-tokuho-badge .badge-tag {
    display: inline-block;
    background: #9a3412;
    color: #fff;
    font-size: 10px;
    font-weight: bold;
    border-radius: 999px;
    padding: 1px 8px;
    margin-bottom: 4px;
}
.hero-tokuho-badge .badge-text {
    font-size: 12px;
    color: var(--navy);
    line-height: 1.4;
}

/* 特報ページ：商品写真カード */
.product-photo-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}
.product-photo-card img {
    width: 220px;
    max-width: 100%;
    height: auto;
}
.product-photo-card figcaption {
    font-size: 13px;
    color: var(--muted);
    margin-top: 10px;
}

/* 悩みリスト */
.worry-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    max-width: 860px;
    margin: 0 auto 28px;
    padding: 0;
}
.worry-list li {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    padding-left: 44px;
    position: relative;
    font-size: 15px;
}
.worry-list li::before {
    content: "✓";
    position: absolute;
    left: 16px;
    color: var(--blue);
    font-weight: bold;
}

/* 製品ページヒーロー */
.product-hero {
    background-color: var(--navy);
    background-image: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #fff;
    padding: 56px 0;
}
/* 製品ごとの背景写真（中央を暗くして文字を保護するビネット） */
.product-hero.hero-boat {
    background-image:
        radial-gradient(ellipse at center, rgba(13,28,51,0.78) 0%, rgba(13,28,51,0.50) 38%, rgba(16,35,63,0.20) 68%, rgba(16,35,63,0.05) 100%),
        url('../images/boat-hero-bg.jpg?v=20260723');
}
.product-hero.hero-keirin {
    background-image:
        radial-gradient(ellipse at center, rgba(13,28,51,0.78) 0%, rgba(13,28,51,0.50) 38%, rgba(16,35,63,0.20) 68%, rgba(16,35,63,0.05) 100%),
        url('../images/keirin-hero-bg.jpg?v=20260723');
}
.product-hero.hero-keiba {
    background-image:
        radial-gradient(ellipse at center, rgba(13,28,51,0.78) 0%, rgba(13,28,51,0.50) 38%, rgba(16,35,63,0.20) 68%, rgba(16,35,63,0.05) 100%),
        url('../images/keiba-hero-bg.jpg?v=20260723');
}
.product-hero .container { text-align: center; }
.product-hero .product-tag {
    display: inline-block;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 999px;
    padding: 4px 16px;
    font-size: 13px;
    margin-bottom: 14px;
}
.product-hero h1 { font-size: 36px; margin-bottom: 12px; }
.product-hero p { color: #dbe4f0; max-width: 760px; margin: 0 auto 24px; }

/* CTAセクション */
.cta-section {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    color: #fff;
    text-align: center;
    padding: 64px 0;
}
.cta-section h2 { font-size: 30px; color: #fff; }
.cta-section p { color: #dbe4f0; max-width: 700px; margin: 0 auto 28px; }
.cta-buttons { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* 法務ページ */
.legal-body { max-width: 860px; margin: 0 auto; }
.legal-body h2 {
    font-size: 20px;
    color: var(--navy);
    border-left: 4px solid var(--blue);
    padding-left: 12px;
    margin-top: 40px;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body p, .legal-body li { font-size: 15px; }

/* ---------- 5. レスポンシブ ---------- */
@media (max-width: 1024px) {
    .card-grid, .feature-grid, .screen-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 34px; }
}

@media (max-width: 768px) {
    body { font-size: 16px; }
    .section { padding: 48px 0; }
    .section-title { font-size: 26px; }
    .hero {
        padding: 48px 0;
        /* モバイルは背景が拡大され、かつ昼間の明るい写真のため、オーバーレイを全体的に濃くする */
        background-image:
            linear-gradient(rgba(13, 28, 51, 0.90) 0%, rgba(16, 35, 63, 0.84) 100%),
            url('../images/pg-hero-bg.jpg?v=20260723');
    }
    .product-hero.hero-boat {
        background-image:
            linear-gradient(rgba(13, 28, 51, 0.86) 0%, rgba(16, 35, 63, 0.74) 100%),
            url('../images/boat-hero-bg.jpg?v=20260723');
    }
    .product-hero.hero-keirin {
        background-image:
            linear-gradient(rgba(13, 28, 51, 0.86) 0%, rgba(16, 35, 63, 0.74) 100%),
            url('../images/keirin-hero-bg.jpg?v=20260723');
    }
    .product-hero.hero-keiba {
        background-image:
            linear-gradient(rgba(13, 28, 51, 0.86) 0%, rgba(16, 35, 63, 0.74) 100%),
            url('../images/keiba-hero-bg.jpg?v=20260723');
    }
    .hero-inner { grid-template-columns: 1fr; }
    .hero h1 { font-size: 30px; }
    .product-hero h1 { font-size: 28px; }
    .worry-list { grid-template-columns: 1fr; }

    /* 特報バッジはモバイルでは画像下に静置 */
    .hero-tokuho-badge {
        position: static;
        margin: 16px auto 0;
    }

    /* ナビゲーション（ドロワー化） */
    .nav-toggle-label { display: block; }
    .global-nav {
        position: fixed;
        top: 64px;
        right: 0;
        width: min(320px, 85vw);
        height: calc(100vh - 64px);
        background: #ffffff;
        border-left: 1px solid var(--border);
        transform: translateX(100%);
        transition: transform 0.25s ease;
        overflow-y: auto;
        z-index: 99;
    }
    .nav-toggle:checked ~ .global-nav { transform: translateX(0); }
    .nav-toggle:checked + .nav-toggle-label span { background: transparent; }
    .nav-toggle:checked + .nav-toggle-label span::before { transform: rotate(45deg); top: 0; }
    .nav-toggle:checked + .nav-toggle-label span::after { transform: rotate(-45deg); top: 0; }
    .global-nav ul {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 12px 0;
    }
    .global-nav li { border-bottom: 1px solid var(--border); }
    .global-nav li:last-child { border-bottom: none; padding: 16px 20px; }
    .global-nav a { display: block; padding: 14px 20px; }
    .global-nav .nav-cta { display: block; text-align: center; }
}

@media (max-width: 560px) {
    .card-grid, .feature-grid, .screen-grid, .steps { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 28px; }
    .btn { width: 100%; }
    .hero-buttons .btn, .cta-buttons .btn { width: 100%; }
    .form-wrap { padding: 20px; }
}

/* ---------- 6. ユーティリティ ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.small { font-size: 13px; color: var(--muted); }
.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    margin: -1px; padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    border: 0;
}