/* ============================================================
   翻墙实验室 (ifq.lol) — original visual identity
   Palette: cool paper-white / indigo-violet primary / coral accent
   (deliberately distinct from itz.lat's dark navy+cyan and
   itz.mom's cream+green+orange)
   ============================================================ */

:root {
    --bg-page: #f5f5fb;
    --bg-page-alt: #edecf7;
    --bg-card: #ffffff;
    --bg-card-2: #f8f7fd;
    --bg-panel: #f0eefb;
    --border-color: #e2e0f2;
    --border-soft: #ebe9f6;
    --primary: #5b3df0;
    --primary-dark: #4527d1;
    --primary-rgb: 91, 61, 240;
    --primary-bright: #7a63ff;
    --accent: #ff5b4d;
    --accent-rgb: 255, 91, 77;
    --text-main: #1c1b2e;
    --text-muted: #5c5a72;
    --text-soft: #8a87a3;
    --danger: #d1453a;
    --good: #1f9d6e;
    --good-rgb: 31, 157, 110;
    color-scheme: light;
}

[data-theme="dark"] {
    --bg-page: #131120;
    --bg-page-alt: #0e0c19;
    --bg-card: #1b1830;
    --bg-card-2: #201c39;
    --bg-panel: #191632;
    --border-color: #2d2a4b;
    --border-soft: #262242;
    --primary: #9484ff;
    --primary-dark: #7360f5;
    --primary-rgb: 148, 132, 255;
    --primary-bright: #b0a4ff;
    --accent: #ff8a75;
    --accent-rgb: 255, 138, 117;
    --text-main: #f1f0fb;
    --text-muted: #b6b3cf;
    --text-soft: #837fa0;
    --danger: #ff8a80;
    --good: #4ad999;
    --good-rgb: 74, 217, 153;
    color-scheme: dark;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg-page);
    color: var(--text-main);
    line-height: 1.7;
    transition: background 0.25s ease, color 0.25s ease;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; }
code { background: rgba(var(--primary-rgb), 0.08); color: var(--primary-dark); padding: 2px 6px; border-radius: 4px; font-size: 0.92em; font-family: "SFMono-Regular", Consolas, monospace; }
[data-theme="dark"] code { color: var(--primary-bright); }
.container { max-width: 1140px; margin: 0 auto; padding: 0 5%; }
section { padding: 68px 5%; position: relative; }

/* Faint blueprint grid texture, fixed on page */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(var(--primary-rgb), 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--primary-rgb), 0.05) 1px, transparent 1px),
        radial-gradient(circle at 85% 6%, rgba(var(--accent-rgb), 0.08) 0%, transparent 42%);
    background-size: 42px 42px, 42px 42px, 100% 100%;
    opacity: 0.7;
}
[data-theme="dark"] body::before { opacity: 0.4; }
nav, header, section, footer, main { position: relative; z-index: 1; }

/* Navbar */
.navbar {
    position: sticky; top: 0; width: 100%; z-index: 1000;
    background: rgba(245, 245, 251, 0.86);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 5%; height: 68px; gap: 18px;
}
[data-theme="dark"] .navbar { background: rgba(19, 17, 32, 0.88); }
.nav-brand { font-size: 17px; font-weight: 800; color: var(--text-main); display: flex; align-items: center; gap: 10px; letter-spacing: 0.2px; flex-shrink: 0; }
.nav-brand .brand-cn { color: var(--text-main); }
.nav-brand .brand-en { color: var(--text-soft); font-weight: 700; font-size: 11.5px; letter-spacing: 1px; margin-left: 2px; }
.flask-mark { position: relative; width: 30px; height: 30px; border-radius: 9px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 15px; background: var(--bg-panel); border: 1px solid rgba(var(--primary-rgb), 0.3); box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0.4); animation: flask-pulse 2.8s ease-in-out infinite; }
@keyframes flask-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0.35); } 50% { box-shadow: 0 0 0 5px rgba(var(--primary-rgb), 0); } }
.menu-toggle { display: none; font-size: 24px; cursor: pointer; color: var(--text-main); background: none; border: none; }
.nav-menu-wrapper { display: flex; align-items: center; gap: 20px; flex: 1; justify-content: flex-end; min-width: 0; }
.nav-links { display: flex; gap: 20px; flex-wrap: nowrap; }
.nav-links a { font-weight: 600; font-size: 13.8px; color: var(--text-muted); transition: color 0.2s; white-space: nowrap; }
.nav-links a:hover { color: var(--primary); }
.nav-tools { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.search-box { position: relative; }
.search-box input { width: 168px; padding: 7px 12px 7px 30px; border-radius: 20px; border: 1px solid var(--border-color); background: var(--bg-card); color: var(--text-main); font-size: 13px; outline: none; transition: width 0.2s, border-color 0.2s; }
.search-box input:focus { width: 210px; border-color: rgba(var(--primary-rgb), 0.5); }
.search-box .search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); font-size: 12px; color: var(--text-soft); pointer-events: none; }
.search-results { position: absolute; top: calc(100% + 8px); right: 0; width: 300px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; box-shadow: 0 14px 34px rgba(20, 15, 50, 0.14); padding: 8px; display: none; max-height: 340px; overflow-y: auto; z-index: 1200; }
.search-results.active { display: block; }
.search-results a { display: block; padding: 9px 11px; border-radius: 8px; font-size: 13.5px; color: var(--text-main); }
.search-results a:hover { background: var(--bg-panel); }
.search-results a small { display: block; color: var(--text-soft); font-size: 11.5px; margin-top: 2px; font-weight: 400; }
.search-empty { padding: 10px 11px; font-size: 13px; color: var(--text-soft); }
.theme-toggle { display: flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--border-color); background: var(--bg-card); color: var(--text-main); font-size: 14px; cursor: pointer; flex-shrink: 0; }
.theme-toggle:hover { border-color: rgba(var(--primary-rgb), 0.5); }
.nav-actions .btn { padding: 9px 18px; font-size: 13.5px; }

/* Buttons */
.btn { display: inline-block; padding: 12px 26px; border-radius: 10px; font-weight: 700; text-align: center; transition: all 0.2s; cursor: pointer; border: 1px solid transparent; font-size: 15px; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 22px rgba(var(--primary-rgb), 0.26); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 8px 22px rgba(var(--accent-rgb), 0.28); }
.btn-accent:hover { filter: brightness(1.06); transform: translateY(-1px); }
.btn-outline { border: 1px solid var(--border-color); color: var(--text-main); background: var(--bg-card); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.btn-sm { padding: 8px 18px; font-size: 13.5px; }
.btn-block { display: block; width: 100%; }

/* Hero */
.hero { text-align: center; padding: 82px 5% 54px; border-bottom: 1px solid var(--border-color); overflow: hidden; background: radial-gradient(ellipse 900px 480px at 50% -12%, rgba(var(--primary-rgb), 0.10), transparent 70%); }
.hero-freshness { display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: center; background: var(--bg-card); border: 1px solid var(--border-color); color: var(--text-soft); padding: 7px 18px; border-radius: 20px; font-size: 12.5px; font-weight: 600; margin-bottom: 22px; }
.hero-freshness .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--good); box-shadow: 0 0 7px 1px rgba(var(--good-rgb), 0.7); flex-shrink: 0; }
.hero h1 { font-size: 40px; line-height: 1.36; margin-bottom: 20px; color: var(--text-main); max-width: 840px; margin-inline: auto; }
.hero h1 em { color: var(--primary); font-style: normal; }
.hero .hero-lede { font-size: 16.5px; color: var(--text-muted); max-width: 680px; margin: 0 auto 26px; text-align: left; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 18px 22px; }
.verdict-box { max-width: 680px; margin: 0 auto 28px; background: linear-gradient(120deg, rgba(var(--primary-rgb), 0.1), rgba(var(--accent-rgb), 0.06)); border: 1px solid rgba(var(--primary-rgb), 0.28); border-radius: 14px; padding: 18px 22px; text-align: left; font-size: 15px; color: var(--text-main); }
.verdict-box strong { color: var(--primary-dark); }
[data-theme="dark"] .verdict-box strong { color: var(--primary-bright); }
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 34px; }
.hero-stats { display: flex; justify-content: center; gap: 0; flex-wrap: wrap; max-width: 900px; margin: 0 auto; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 16px; overflow: hidden; }
.hero-stats .stat { flex: 1; min-width: 150px; padding: 18px 14px; text-align: center; border-right: 1px solid var(--border-soft); }
.hero-stats .stat:last-child { border-right: none; }
.hero-stats .stat strong { display: block; font-size: 21px; color: var(--primary); }
[data-theme="dark"] .hero-stats .stat strong { color: var(--primary-bright); }
.hero-stats .stat span { display: block; font-size: 12px; color: var(--text-soft); margin-top: 4px; }

/* Section head */
.section-head { text-align: center; margin-bottom: 42px; }
.section-head .eyebrow { display: inline-block; font-size: 12.5px; font-weight: 700; color: var(--primary-dark); background: rgba(var(--primary-rgb), 0.1); padding: 4px 14px; border-radius: 20px; margin-bottom: 14px; letter-spacing: 0.5px; }
[data-theme="dark"] .section-head .eyebrow { color: var(--primary-bright); }
.section-head h2 { font-size: 27px; margin-bottom: 10px; color: var(--text-main); }
.section-head p { font-size: 15px; color: var(--text-muted); max-width: 640px; margin: 0 auto; }

/* Scenario grid ("按场景挑选") */
.scenario-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.scenario-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 22px 18px; transition: transform 0.2s, border-color 0.2s; display: flex; flex-direction: column; }
.scenario-card:hover { transform: translateY(-3px); border-color: rgba(var(--primary-rgb), 0.4); }
.scenario-card .sc-icon { font-size: 22px; margin-bottom: 10px; }
.scenario-card h3 { font-size: 15px; margin-bottom: 8px; color: var(--text-main); }
.scenario-card p { font-size: 13px; color: var(--text-muted); margin-bottom: 12px; flex: 1; }
.scenario-card .sc-link { font-size: 12.5px; font-weight: 700; color: var(--primary); }
[data-theme="dark"] .scenario-card .sc-link { color: var(--primary-bright); }

/* Sponsored featured card */
.disclosure-banner { max-width: 1000px; margin: 0 auto 22px; background: rgba(var(--accent-rgb), 0.08); border: 1px dashed rgba(var(--accent-rgb), 0.5); border-radius: 12px; padding: 14px 20px; font-size: 13px; color: var(--text-muted); text-align: center; }
.disclosure-banner strong { color: var(--accent); }
.sponsor-card { max-width: 1000px; margin: 0 auto; background: var(--bg-card); border: 1px solid rgba(var(--primary-rgb), 0.32); border-radius: 22px; padding: 32px; position: relative; box-shadow: 0 22px 48px rgba(30, 20, 70, 0.08); }
[data-theme="dark"] .sponsor-card { box-shadow: 0 22px 48px rgba(0,0,0,0.35); }
.sponsor-eyebrow { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.sponsor-tag { display: inline-flex; align-items: center; gap: 6px; background: var(--accent); color: #fff; font-size: 11.5px; font-weight: 800; padding: 5px 13px; border-radius: 20px; letter-spacing: 0.5px; }
.sponsor-title { font-size: 22px; font-weight: 800; color: var(--text-main); }
.sponsor-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 30px; }
.sponsor-specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 20px; }
.sponsor-spec { background: var(--bg-panel); border-radius: 12px; padding: 14px; }
.sponsor-spec .sp-label { font-size: 11.5px; color: var(--text-soft); margin-bottom: 5px; }
.sponsor-spec .sp-value { font-size: 14.5px; font-weight: 700; color: var(--text-main); line-height: 1.35; }
.why-block { background: var(--bg-card-2); border-radius: 12px; padding: 16px 18px; margin-bottom: 12px; }
.why-block h4 { font-size: 14px; margin-bottom: 8px; }
.why-block.pro h4 { color: var(--good); }
.why-block.con h4 { color: var(--accent); }
.why-block p { font-size: 13.8px; color: var(--text-muted); }
.sponsor-side { background: var(--bg-panel); border-radius: 16px; padding: 22px; display: flex; flex-direction: column; }
.sponsor-side .promo-pill { display: flex; align-items: center; justify-content: space-between; background: var(--bg-card); border: 1px dashed rgba(var(--accent-rgb), 0.55); border-radius: 10px; padding: 12px 16px; margin-bottom: 14px; }
.sponsor-side .promo-pill code { font-size: 17px; font-weight: 800; letter-spacing: 1.5px; }
.sponsor-side .promo-note { font-size: 11.5px; color: var(--text-soft); margin-bottom: 18px; }
.sponsor-side .btn { margin-bottom: 10px; }
.sponsor-why-disclose { background: var(--bg-card); border-left: 3px solid var(--accent); border-radius: 8px; padding: 14px 16px; font-size: 12.8px; color: var(--text-muted); margin-top: auto; }
.sponsor-why-disclose strong { color: var(--accent); }

/* Route picks (3-card tier comparison) */
.route-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.route-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 18px; padding: 26px 22px; position: relative; display: flex; flex-direction: column; }
.route-card.is-reco { border-color: rgba(var(--primary-rgb), 0.5); box-shadow: 0 0 0 1px rgba(var(--primary-rgb), 0.25), 0 20px 40px rgba(30,20,70,0.1); }
[data-theme="dark"] .route-card.is-reco { box-shadow: 0 0 0 1px rgba(var(--primary-rgb), 0.3), 0 20px 40px rgba(0,0,0,0.35); }
.route-tag { display: inline-block; font-size: 11.5px; font-weight: 800; color: var(--primary-dark); background: rgba(var(--primary-rgb), 0.1); padding: 4px 12px; border-radius: 20px; margin-bottom: 14px; align-self: flex-start; }
[data-theme="dark"] .route-tag { color: var(--primary-bright); }
.route-card.is-reco .route-tag { background: var(--primary); color: #fff; }
.route-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 4px; }
.route-name { font-size: 20px; font-weight: 800; color: var(--text-main); }
.route-score { display: flex; flex-direction: column; align-items: center; background: var(--bg-panel); border-radius: 10px; padding: 6px 10px; }
.route-score strong { font-size: 16px; color: var(--primary); }
[data-theme="dark"] .route-score strong { color: var(--primary-bright); }
.route-score span { font-size: 9.5px; color: var(--text-soft); }
.route-since { font-size: 12.5px; color: var(--text-soft); margin-bottom: 14px; }
.route-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.route-chip { font-size: 11.5px; background: var(--bg-panel); border: 1px solid var(--border-soft); color: var(--text-muted); padding: 3px 10px; border-radius: 8px; }
.route-price { font-size: 22px; font-weight: 800; color: var(--text-main); margin-bottom: 2px; }
.route-price span { font-size: 13px; font-weight: 500; color: var(--text-soft); }
.route-gb { font-size: 13.5px; color: var(--text-muted); margin-bottom: 16px; }
.bar-metric { margin-bottom: 12px; }
.bar-metric .bm-label { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--text-muted); margin-bottom: 5px; }
.bar-metric .bm-track { height: 7px; background: var(--bg-panel); border-radius: 6px; overflow: hidden; }
.bar-metric .bm-fill { height: 100%; background: linear-gradient(90deg, var(--primary), var(--primary-bright)); border-radius: 6px; }
.route-summary { font-size: 13px; color: var(--text-muted); margin: 12px 0 16px; flex: 1; }
.route-coupon { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-soft); background: var(--bg-panel); padding: 4px 10px; border-radius: 8px; margin-bottom: 12px; align-self: flex-start; }
.route-coupon code { padding: 0 2px; }
.route-actions { display: flex; flex-direction: column; gap: 8px; }

/* Knowledge base teaser */
.kb-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.kb-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 24px 20px; transition: transform 0.2s, border-color 0.2s; }
.kb-card:hover { transform: translateY(-3px); border-color: rgba(var(--primary-rgb), 0.4); }
.kb-card .kb-icon { font-size: 24px; margin-bottom: 10px; }
.kb-card h3 { font-size: 16px; margin-bottom: 8px; }
.kb-card h3 a { color: var(--text-main); }
.kb-card h3 a:hover { color: var(--primary); }
.kb-card p { font-size: 13.5px; color: var(--text-muted); margin-bottom: 12px; }
.kb-card .read-more { font-size: 12.5px; font-weight: 700; color: var(--primary); }
[data-theme="dark"] .kb-card .read-more { color: var(--primary-bright); }

/* Generic guide grid (used on guide pages for related links) */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.guide-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 22px 18px; transition: transform 0.2s, border-color 0.2s; }
.guide-card:hover { transform: translateY(-3px); border-color: rgba(var(--primary-rgb), 0.35); }
.guide-num { font-size: 11.5px; font-weight: 800; color: var(--primary); opacity: 0.75; margin-bottom: 8px; letter-spacing: 1px; }
.guide-card h3 { font-size: 15.5px; margin-bottom: 8px; line-height: 1.4; }
.guide-card h3 a { color: var(--text-main); }
.guide-card h3 a:hover { color: var(--primary); }
.guide-card p { font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
.guide-card .read-more { font-size: 12.5px; font-weight: 700; color: var(--primary); }

/* Teaser row */
.teaser-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.teaser-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 18px; padding: 30px; }
.teaser-card .teaser-icon { font-size: 28px; margin-bottom: 12px; }
.teaser-card h3 { font-size: 18px; margin-bottom: 8px; }
.teaser-card p { font-size: 14px; color: var(--text-muted); margin-bottom: 16px; }

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-list details { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 18px 22px; margin-bottom: 12px; }
.faq-list details[open] { border-color: rgba(var(--primary-rgb), 0.35); }
.faq-list summary { font-weight: 700; cursor: pointer; font-size: 15.5px; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::before { content: "▸"; color: var(--primary); margin-right: 10px; display: inline-block; transition: transform 0.2s; }
.faq-list details[open] summary::before { transform: rotate(90deg); }
.faq-list p { margin-top: 10px; font-size: 14.5px; color: var(--text-muted); }

/* Bottom CTA */
.bottom-cta { text-align: center; background: linear-gradient(120deg, rgba(var(--primary-rgb),0.14), rgba(var(--accent-rgb),0.08)); border: 1px solid rgba(var(--primary-rgb),0.25); border-radius: 24px; max-width: 1140px; margin: 0 auto; padding: 56px 5%; }
.bottom-cta h2 { font-size: 25px; margin-bottom: 12px; color: var(--text-main); }
.bottom-cta p { color: var(--text-muted); margin-bottom: 24px; font-size: 15px; }

/* Detail page: quick access box */
.quick-access { display: flex; gap: 24px; align-items: center; flex-wrap: wrap; background: var(--bg-card); border: 1px solid rgba(var(--primary-rgb), 0.3); border-radius: 18px; padding: 26px 28px; margin-bottom: 40px; }
.quick-access .qa-text { flex: 1; min-width: 220px; }
.quick-access .qa-text h3 { font-size: 17px; margin-bottom: 6px; }
.quick-access .qa-text p { font-size: 13.5px; color: var(--text-muted); }
.promo-pill { display: inline-flex; align-items: center; gap: 8px; background: rgba(var(--accent-rgb), 0.1); border: 1px dashed rgba(var(--accent-rgb), 0.55); border-radius: 10px; padding: 8px 14px; font-size: 13px; color: var(--accent); margin-top: 10px; }
.promo-pill code { background: transparent; color: var(--accent); font-weight: 800; letter-spacing: 1px; padding: 0; }

/* Stat / spec cards */
.spec-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 40px; }
.spec-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 20px 16px; }
.spec-card .spec-label { font-size: 12px; color: var(--text-soft); margin-bottom: 8px; }
.spec-card .spec-value { font-size: 15px; font-weight: 700; color: var(--text-main); line-height: 1.4; }
.spec-note { font-size: 12px; color: var(--text-soft); text-align: center; margin: -26px 0 40px; }

.detail-block { max-width: 900px; margin: 0 auto 46px; }
.detail-block h2 { font-size: 22px; margin-bottom: 14px; color: var(--text-main); }
.detail-block p { font-size: 15.5px; color: var(--text-muted); margin-bottom: 14px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pro-list, .caution-list { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 22px 24px; }
.pro-list h4, .caution-list h4 { font-size: 15px; margin-bottom: 12px; }
.pro-list h4 { color: var(--good); }
.caution-list h4 { color: var(--accent); }
.pro-list li, .caution-list li { font-size: 14px; color: var(--text-muted); margin-bottom: 9px; padding-left: 18px; position: relative; }
.pro-list li::before { content: "✓"; position: absolute; left: 0; color: var(--good); font-weight: 800; }
.caution-list li::before { content: "!"; position: absolute; left: 2px; color: var(--accent); font-weight: 800; }

/* Pricing shop table */
.shop-wrap, .compare-wrap { max-width: 1000px; margin: 0 auto; overflow-x: auto; }
.shop-table, .compare-table { width: 100%; border-collapse: separate; border-spacing: 0; min-width: 760px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 16px; overflow: hidden; }
.shop-table th, .shop-table td, .compare-table th, .compare-table td { padding: 16px 18px; text-align: left; font-size: 14px; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
.shop-table thead th, .compare-table thead th { background: var(--bg-panel); color: var(--text-soft); font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; }
.shop-table tbody tr:last-child td, .compare-table tbody tr:last-child td { border-bottom: none; }
.shop-table tbody tr.is-reco, .compare-table tbody tr.is-reco { background: rgba(var(--primary-rgb), 0.06); }
.reco-chip { background: var(--primary); color: #fff; font-size: 11px; font-weight: 800; padding: 2px 9px; border-radius: 10px; margin-left: 6px; }
.compare-fineprint { font-size: 12.5px; color: var(--text-soft); text-align: center; margin-top: 14px; }

/* Article / guide long-form */
.article-wrap { max-width: 800px; margin: 0 auto; padding: 50px 5% 84px; }
.breadcrumb { font-size: 13px; color: var(--text-soft); margin-bottom: 22px; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.article-wrap h1 { font-size: 29px; line-height: 1.42; margin-bottom: 14px; color: var(--text-main); }
.article-meta { font-size: 13px; color: var(--text-soft); margin-bottom: 30px; padding-bottom: 22px; border-bottom: 1px solid var(--border-color); display: flex; gap: 16px; flex-wrap: wrap; }
.summary-box { background: var(--bg-card); border-left: 4px solid var(--primary); border-radius: 10px; padding: 20px 24px; margin-bottom: 32px; font-size: 15px; color: var(--text-muted); }
.summary-box strong { color: var(--primary-dark); }
[data-theme="dark"] .summary-box strong { color: var(--primary-bright); }
.article-body h2 { font-size: 21px; margin: 34px 0 14px; color: var(--text-main); }
.article-body h3 { font-size: 17px; margin: 24px 0 10px; color: var(--text-main); }
.article-body p { font-size: 15.5px; color: var(--text-muted); margin-bottom: 16px; }
.article-body ul, .article-body ol { padding-left: 22px; margin-bottom: 16px; color: var(--text-muted); }
.article-body li { margin-bottom: 7px; font-size: 15.5px; }
.article-body a { color: var(--primary); text-decoration: underline; }
.article-body table { width: 100%; border-collapse: collapse; margin: 18px 0 26px; font-size: 14px; }
.article-body th, .article-body td { border: 1px solid var(--border-color); padding: 9px 11px; text-align: left; }
.article-body th { background: var(--bg-panel); }
.inline-promo { background: var(--bg-card); border: 1px solid var(--border-color); border-left: 4px solid var(--accent); border-radius: 10px; padding: 22px 24px; margin: 34px 0; }
.inline-promo h4 { font-size: 16px; margin-bottom: 8px; color: var(--text-main); }
.inline-promo p { font-size: 14px; color: var(--text-muted); margin-bottom: 12px; }
.related-links { margin-top: 40px; padding-top: 26px; border-top: 1px solid var(--border-color); }
.related-links h4 { font-size: 15px; margin-bottom: 12px; color: var(--text-soft); }
.related-links li { list-style: none; margin-bottom: 8px; }
.related-links a { color: var(--primary); font-weight: 600; font-size: 14.5px; }
[data-theme="dark"] .related-links a, [data-theme="dark"] .article-body a { color: var(--primary-bright); }

/* Client download grid */
.client-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.client-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 14px; padding: 22px 16px; text-align: center; transition: transform 0.2s, border-color 0.2s; }
.client-card:hover { transform: translateY(-3px); border-color: rgba(var(--primary-rgb), 0.35); }
.client-card .client-icon { font-size: 27px; margin-bottom: 10px; }
.client-card h4 { font-size: 15px; margin-bottom: 6px; }
.client-card .client-os { font-size: 11.5px; color: var(--text-soft); background: var(--bg-panel); display: inline-block; padding: 2px 9px; border-radius: 6px; margin-bottom: 10px; }
.client-card p { font-size: 12.5px; color: var(--text-muted); margin-bottom: 14px; min-height: 52px; }
.mirror-note { max-width: 800px; margin: 0 auto; background: var(--bg-card); border: 1px solid var(--border-color); border-left: 4px solid var(--accent); border-radius: 12px; padding: 20px 24px; font-size: 14px; color: var(--text-muted); }
.mirror-note strong { color: var(--accent); }

/* Subpage (about/terms/privacy/sitemap) */
.subpage-header { padding: 94px 5% 44px; text-align: center; border-bottom: 1px solid var(--border-color); background: radial-gradient(ellipse 700px 400px at 50% -20%, rgba(var(--primary-rgb), 0.10), transparent 70%); }
.subpage-header h1 { font-size: 29px; margin-bottom: 10px; color: var(--text-main); }
.subpage-header p { color: var(--text-muted); font-size: 15px; }
.subpage-content { padding: 54px 5%; max-width: 800px; margin: 0 auto; color: var(--text-muted); font-size: 15.5px; }
.subpage-content h2 { color: var(--text-main); margin: 30px 0 14px; font-size: 20px; }
.subpage-content p { margin-bottom: 15px; }
.subpage-content ul { padding-left: 20px; margin-bottom: 15px; list-style: disc; }
.subpage-content li { margin-bottom: 7px; }

/* Footer */
footer { border-top: 1px solid var(--border-color); padding: 52px 5% 34px; background: var(--bg-page-alt); color: var(--text-muted); text-align: center; }
.footer-logo { font-size: 18px; font-weight: 800; color: var(--text-main); margin-bottom: 22px; display: flex; align-items: center; justify-content: center; gap: 9px; }
.footer-links { display: flex; justify-content: center; gap: 28px; margin-bottom: 26px; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); transition: color 0.2s; font-size: 14px; }
.footer-links a:hover { color: var(--primary); }
.footer-friends { margin-bottom: 20px; font-size: 13.5px; color: var(--text-soft); }
.footer-friends a { color: var(--text-soft); transition: color 0.2s; margin: 0 8px; }
.footer-friends a:hover { color: var(--primary); }
.footer-disclosure { font-size: 12px; color: var(--text-soft); max-width: 720px; margin: 0 auto 18px; line-height: 1.6; }
.footer-copy { color: var(--text-soft); font-size: 12.5px; }

/* Mobile */
@media (max-width: 980px) {
    .scenario-grid { grid-template-columns: repeat(2, 1fr); }
    .route-grid { grid-template-columns: 1fr; }
    .kb-grid { grid-template-columns: 1fr; }
    .guide-grid { grid-template-columns: repeat(2, 1fr); }
    .client-grid { grid-template-columns: repeat(2, 1fr); }
    .teaser-row { grid-template-columns: 1fr; }
    .spec-grid { grid-template-columns: repeat(2, 1fr); }
    .two-col { grid-template-columns: 1fr; }
    .sponsor-grid { grid-template-columns: 1fr; }
    .sponsor-specs { grid-template-columns: repeat(2, 1fr); }
    .hero-stats .stat { min-width: 40%; border-bottom: 1px solid var(--border-soft); }
}
@media (max-width: 768px) {
    .nav-menu-wrapper { display: none; flex-direction: column; align-items: stretch; position: absolute; top: 68px; left: 0; width: 100%; background: var(--bg-page); padding: 22px 20px; border-bottom: 1px solid var(--border-color); gap: 16px; }
    .nav-menu-wrapper.active { display: flex; }
    .menu-toggle { display: block; }
    .nav-links { flex-direction: column; gap: 14px; text-align: center; width: 100%; }
    .nav-tools { justify-content: center; }
    .search-box input, .search-box input:focus { width: 100%; }
    .hero h1 { font-size: 26px; }
    .hero .hero-lede { font-size: 14.5px; }
    .scenario-grid { grid-template-columns: 1fr; }
    .guide-grid { grid-template-columns: 1fr; }
    .client-grid { grid-template-columns: repeat(2, 1fr); }
    section { padding: 46px 5%; }
    .article-wrap h1 { font-size: 23px; }
    .footer-links { gap: 14px; flex-direction: column; }
    .spec-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 400px) {
    .quick-access, .spec-grid, .client-grid { grid-template-columns: 1fr; }
}