/* ClimbRock 官網：沿用 saleskey 配色（抱石墊深炭＋粉筆橘、石灰岩米白） */
:root {
  --ink: #1f232b;
  --ink-2: #4a5160;
  --ink-3: #7b8291;
  --line: #e6e3dc;
  --line-2: #d6d2c8;
  --bg: #fbfaf7;
  --tint: #f4f2ec;
  --surface: #fff;
  --deep: #1f232b;
  --deep-2: #2b303a;
  --accent: #e8743b;
  --accent-deep: #cc5d26;
  --accent-soft: #fdf0e7;
  --ok: #2f9e6a;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(31, 35, 43, .05), 0 8px 24px rgba(31, 35, 43, .06);
  --shadow-lg: 0 2px 6px rgba(31, 35, 43, .06), 0 24px 60px rgba(31, 35, 43, .12);
  --font: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", "Segoe UI", sans-serif;
  --wrap: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 16px; line-height: 1.75; letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.3; margin: 0; letter-spacing: 0; text-wrap: balance; }
p { margin: 0; }
.icon { width: 1.15em; height: 1.15em; flex: none; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 820px; }
.muted { color: var(--ink-3); }
.small { font-size: 13px; }

/* 按鈕與連結 */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 48px; padding: 0 22px; border-radius: 999px; border: 1px solid transparent;
  font: inherit; font-weight: 700; font-size: 15.5px; text-decoration: none; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn-sm { height: 38px; padding: 0 16px; font-size: 14.5px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-deep); }
.btn-ghost { border-color: var(--line-2); background: var(--surface); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-ghost-inv { border-color: rgba(255,255,255,.3); color: #fff; }
.btn-ghost-inv:hover { border-color: #fff; }
.link { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--accent-deep); text-decoration: none; }
.link .icon { transition: transform .15s; }
.link:hover .icon { transform: translateX(3px); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; font-weight: 700; letter-spacing: .08em; color: var(--accent-deep); margin-bottom: 14px;
}
.lead { font-size: 18px; color: var(--ink-2); max-width: 720px; }

/* 預覽提示 */
.preview-bar { background: #fff4d6; color: #7a5a00; font-size: 13.5px; text-align: center; padding: 7px 16px; border-bottom: 1px solid #f0dfa8; }

/* 頁首 */
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(251, 250, 247, .92); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark { width: 34px; height: 34px; color: var(--ink); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text b { font-size: 19px; letter-spacing: .01em; }
.brand-text small { font-size: 11.5px; color: var(--ink-3); letter-spacing: .12em; }
.nav-check { position: absolute; opacity: 0; pointer-events: none; }
.nav-burger { display: none; }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav > a, .nav-group > a { padding: 8px 14px; border-radius: 999px; font-size: 15px; font-weight: 600; color: var(--ink-2); text-decoration: none; }
.site-nav > a:hover, .nav-group > a:hover, .site-nav a.is-active { color: var(--ink); background: var(--tint); }
.site-nav .btn { margin-left: 8px; }
.nav-group { position: relative; }
.nav-menu {
  position: absolute; top: calc(100% + 8px); left: -12px; width: 300px; padding: 8px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  display: grid; opacity: 0; visibility: hidden; transform: translateY(-4px); transition: .15s;
}
.nav-menu::before { content: ""; position: absolute; top: -10px; left: 0; right: 0; height: 10px; }
.nav-group:hover .nav-menu, .nav-group:focus-within .nav-menu { opacity: 1; visibility: visible; transform: none; }
.nav-menu a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: var(--radius-sm); font-size: 14.5px; color: var(--ink-2); text-decoration: none; }
.nav-menu a:hover { background: var(--tint); color: var(--ink); }
.nav-menu .icon { color: var(--accent-deep); }

/* 麵包屑 */
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 22px; font-size: 13.5px; color: var(--ink-3); }
.crumbs a { color: var(--ink-3); text-decoration: none; }
.crumbs a:hover { color: var(--ink); }

/* 區塊 */
.section { padding: 88px 0; }
.section-tint { background: var(--tint); }
.section-flush { padding-top: 0; }
.section-tight { padding: 56px 0; }
.section-head { max-width: 760px; margin-bottom: 44px; }
.section-head h2 { font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; }
.section-head p:not(.eyebrow) { margin-top: 14px; color: var(--ink-2); font-size: 17px; }
.more { margin-top: 28px; }
.note { margin-top: 32px; color: var(--ink-3); font-size: 14.5px; }
.note a { color: var(--accent-deep); }

/* 首頁主視覺 */
.hero { padding: 72px 0 80px; }
.hero-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(38px, 5.4vw, 62px); font-weight: 900; letter-spacing: -.01em; line-height: 1.12; }
.hero h1 span { color: var(--ink-2); font-weight: 800; }
.hero .lead { margin-top: 22px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 28px 0 0; padding: 0; list-style: none; font-size: 14.5px; color: var(--ink-2); }
.hero-points li { display: inline-flex; align-items: center; gap: 6px; }
.hero-points .icon { color: var(--ok); }
.hero-visual .shot-frame { box-shadow: var(--shadow-lg); }

/* 截圖 */
.shot { margin: 0; }
.shot-frame { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.shot-bar { display: flex; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: #f7f5f0; }
.shot-bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--line-2); }
.shot figcaption { margin-top: 12px; font-size: 14px; color: var(--ink-3); }
.shot-portrait .shot-frame { max-width: 300px; margin: 0 auto; border-radius: 28px; border-width: 6px; border-color: var(--deep); }
.shot-portrait figcaption { text-align: center; }
.shot-lead .shot-frame { box-shadow: var(--shadow-lg); }

/* 岩友 App */
.store-badges { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.store-badge { display: inline-flex; align-items: center; gap: 10px; height: 54px; padding: 0 20px 0 16px; border-radius: 12px; background: var(--deep); color: #fff; text-decoration: none; transition: background .15s, transform .15s; }
.store-badge:hover { background: #000; }
.store-badge:active { transform: translateY(1px); }
.store-badge svg { width: 26px; height: 26px; flex: none; }
.store-badge span { display: flex; flex-direction: column; line-height: 1.1; font-size: 19px; font-weight: 700; letter-spacing: .01em; }
.store-badge small { font-size: 11px; font-weight: 500; opacity: .8; letter-spacing: .04em; }
.phones { position: relative; display: flex; justify-content: center; align-items: flex-start; min-height: 560px; }
.phones .shot-portrait .shot-frame { max-width: none; }
.phone { width: 250px; flex: none; }
.phone-back { transform: translateX(46px) translateY(36px) rotate(-5deg); opacity: .95; }
.phone-front { position: relative; transform: translateX(-46px) rotate(3deg); }
.phone-front .shot-frame { box-shadow: var(--shadow-lg); }
.phone-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px 28px; }
.phone-gallery .shot-portrait .shot-frame { max-width: 240px; }
.cta + .site-footer { border-top: 1px solid #2b303a; }

/* 合作館列 */
.gym-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.gym-strip-inner { display: flex; align-items: center; gap: 28px; padding-top: 22px; padding-bottom: 22px; }
.gym-strip p { flex: none; font-size: 13.5px; font-weight: 700; color: var(--ink-3); letter-spacing: .06em; }
.gym-strip ul { display: flex; flex-wrap: wrap; gap: 14px 32px; margin: 0; padding: 0; list-style: none; }
.gym-strip a { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 15px; }
.gym-strip img { width: 40px; height: 40px; object-fit: contain; border-radius: 10px; background: #fff; border: 1px solid var(--line); }
.gym-strip span { display: flex; flex-direction: column; line-height: 1.3; }
.gym-strip small { font-weight: 500; font-size: 12.5px; color: var(--ink-3); }

/* 數字 */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.stats div { padding: 28px 26px; display: flex; flex-direction: column; gap: 4px; }
.stats div + div { border-left: 1px solid var(--line); }
.stats b { font-size: 36px; font-weight: 900; line-height: 1.1; }
.stats span { color: var(--ink-2); font-size: 14.5px; }

/* 角色 */
.roles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.role { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: flex; flex-direction: column; gap: 12px; }
.role-name { display: inline-block; align-self: flex-start; padding: 3px 12px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-deep); font-weight: 800; font-size: 13.5px; }
.role h3 { font-size: 18px; font-weight: 800; }
.role p:not(.role-name) { color: var(--ink-2); font-size: 15px; flex: 1; }

/* 五個入口 */
.entrances { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin: 0; padding: 0; list-style: none; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.entrances li { padding: 24px 22px; }
.entrances li + li { border-left: 1px solid var(--line); }
.entrance-no { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--deep); color: #fff; font-weight: 800; font-size: 13.5px; margin-bottom: 14px; }
.entrances h3 { font-size: 17px; font-weight: 800; }
.entrances p { color: var(--ink-2); font-size: 14.5px; margin-top: 6px; }
.entrances-data { margin-top: 16px; padding: 16px 22px; border-radius: var(--radius); background: var(--deep); color: #e9e7e1; font-size: 14.5px; text-align: center; }

/* 功能卡 */
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-grid-3 { grid-template-columns: repeat(3, 1fr); }
.feature-card { display: flex; flex-direction: column; gap: 10px; padding: 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); text-decoration: none; transition: border-color .15s, box-shadow .15s, transform .15s; }
.feature-card:hover { border-color: var(--line-2); box-shadow: var(--shadow); transform: translateY(-2px); }
.feature-card h3 { font-size: 17.5px; font-weight: 800; }
.feature-card p { color: var(--ink-2); font-size: 14.5px; }
.feature-icon { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent-deep); }
.feature-icon .icon { width: 24px; height: 24px; }

/* 左右排版 */
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.split h2 { font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; margin-bottom: 16px; }
.split p:not(.eyebrow) { color: var(--ink-2); margin-bottom: 20px; }

/* 導入步驟 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin: 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { position: relative; padding: 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.step-when { display: block; font-size: 13px; font-weight: 800; color: var(--accent-deep); letter-spacing: .04em; margin-bottom: 8px; }
.steps h3 { font-size: 18px; font-weight: 800; }
.steps p { color: var(--ink-2); font-size: 14.5px; margin-top: 6px; }
.steps-compact { grid-template-columns: 1fr; gap: 10px; }
.steps-compact li { padding: 16px 18px; }

/* 常見問題 */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; cursor: pointer; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item h3 { font-size: 16.5px; font-weight: 700; }
.faq-sign { position: relative; width: 14px; height: 14px; flex: none; }
.faq-sign::before, .faq-sign::after { content: ""; position: absolute; left: 0; top: 6px; width: 14px; height: 2px; border-radius: 2px; background: var(--ink-3); transition: transform .2s; }
.faq-sign::after { transform: rotate(90deg); }
.faq-item[open] .faq-sign::after { transform: rotate(0); }
.faq-item p { padding: 0 22px 20px; color: var(--ink-2); }
.faq-group { font-size: 22px; font-weight: 800; margin-bottom: 16px; }

/* 內頁標頭 */
.page-head { padding: 40px 0 56px; }
.page-head h1 { font-size: clamp(32px, 4.6vw, 50px); font-weight: 900; max-width: 900px; }
.page-head .lead { margin-top: 18px; }
.page-head .lead a { color: var(--accent-deep); }
.page-head .eyebrow .icon { width: 18px; height: 18px; }
.answer { margin-top: 22px; max-width: 860px; font-size: 18px; color: var(--ink-2); padding: 20px 24px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }

/* 功能頁 */
.problem { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.problem > div { padding: 30px 32px; background: var(--surface); }
.problem > div:first-child { background: var(--tint); }
.problem > div + div { border-left: 1px solid var(--line); }
.problem h2 { font-size: 15px; font-weight: 800; letter-spacing: .06em; color: var(--ink-3); margin-bottom: 10px; }
.problem > div + div h2 { color: var(--accent-deep); }
.problem p { font-size: 17px; }
.detail { display: grid; grid-template-columns: 280px 1fr; gap: 48px; }
.detail h2 { font-size: 24px; font-weight: 800; }
.checks { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.checks li { display: flex; gap: 10px; align-items: flex-start; color: var(--ink-2); font-size: 15px; }
.checks .icon { color: var(--ok); margin-top: .3em; }
.checks-lg li { font-size: 16.5px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.checks-lg li:last-child { border-bottom: 0; }
.checks-lg b { color: var(--ink); }
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 24px; align-items: start; }

/* 功能總覽 */
.feature-rows { display: flex; flex-direction: column; gap: 22px; }
.feature-row { display: grid; grid-template-columns: 440px 1fr; gap: 40px; align-items: center; padding: 26px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.feature-row h2 { font-size: 24px; font-weight: 800; margin: 14px 0 10px; }
.feature-row h2 a { text-decoration: none; }
.feature-row h2 a:hover { color: var(--accent-deep); }
.feature-row > div > p { color: var(--ink-2); }
.feature-row .checks { margin: 16px 0 18px; }
.feature-row .shot-frame { box-shadow: none; }

/* 合作館 */
.gym-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.gym-card { display: flex; flex-direction: column; gap: 14px; padding: 26px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); scroll-margin-top: 90px; }
.gym-card-head { display: flex; align-items: center; gap: 16px; }
.gym-card-head img, .gym-logo-fallback { width: 64px; height: 64px; border-radius: 16px; object-fit: contain; border: 1px solid var(--line); background: #fff; flex: none; }
.gym-logo-fallback { display: grid; place-items: center; font-size: 26px; font-weight: 900; background: var(--tint); }
.gym-card h2 { font-size: 19px; font-weight: 800; }
.gym-city { display: inline-flex; align-items: center; gap: 4px; color: var(--ink-3); font-size: 14px; margin-top: 2px; }
.gym-card > p { color: var(--ink-2); font-size: 15px; }
.gym-card .link { margin-top: auto; }

/* 聯絡 */
.contact-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: start; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.form { display: flex; flex-direction: column; gap: 18px; }
.form fieldset { border: 0; padding: 0; margin: 0; }
.form legend, .form label { font-size: 14.5px; font-weight: 700; color: var(--ink); }
.form label { display: flex; flex-direction: column; gap: 6px; }
.form em { color: var(--accent-deep); font-style: normal; }
.form input[type=text], .form input[type=email], .form input[type=tel], .form textarea {
  font: inherit; font-weight: 400; font-size: 16px; padding: 11px 14px; border: 1px solid var(--line-2); border-radius: var(--radius-sm); background: #fff; color: var(--ink); width: 100%;
}
.form textarea { resize: vertical; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form .btn { align-self: flex-start; min-width: 140px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { display: inline-block; padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line-2); font-weight: 600; font-size: 14.5px; cursor: pointer; background: #fff; }
.chip input:checked + span { background: var(--deep); border-color: var(--deep); color: #fff; }
.chip input:focus-visible + span { box-shadow: 0 0 0 3px var(--accent-soft); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.errors { margin: 0; padding: 12px 16px 12px 34px; border-radius: var(--radius-sm); background: #fdecec; color: #a3261b; font-size: 14.5px; }
.notice h2 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }
.notice p { color: var(--ink-2); }
.notice a { color: var(--accent-deep); }
.contact-side h2 { font-size: 18px; font-weight: 800; margin: 4px 0 14px; }
.contact-side h2 + .steps { margin-bottom: 18px; }
.contact-list { margin: 0 0 30px; padding: 0; list-style: none; display: grid; gap: 10px; }
.contact-list li { display: flex; gap: 14px; font-size: 15.5px; }
.contact-list span { width: 48px; flex: none; color: var(--ink-3); }
.contact-list a { color: var(--accent-deep); font-weight: 700; text-decoration: none; word-break: break-all; }

/* 行動呼籲 */
.cta { background: var(--deep); color: #fff; padding: 72px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.cta h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; }
.cta p { color: #c9c6bf; margin-top: 10px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; flex: none; }

/* 頁尾 */
.site-footer { background: #171a20; color: #c9c6bf; padding: 64px 0 28px; font-size: 14.5px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1.4fr 1fr 1fr; gap: 40px; }
.footer-grid h2 { font-size: 13.5px; letter-spacing: .1em; color: #fff; margin-bottom: 14px; }
.footer-grid ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.footer-grid a { text-decoration: none; color: #c9c6bf; }
.footer-grid a:hover { color: #fff; }
.footer-about p { margin-top: 16px; }
.footer-about .muted { color: #8d8a83; }
.brand-inv, .brand-inv .brand-mark { color: #fff; }
.brand-inv .brand-text small { color: #8d8a83; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 48px; padding-top: 24px; border-top: 1px solid #2b303a; color: #8d8a83; font-size: 13.5px; }
.footer-bottom a { color: #8d8a83; text-decoration: none; margin-left: 18px; }
.footer-bottom a:hover { color: #fff; }

/* 平板 */
@media (max-width: 1080px) {
  .roles, .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .entrances { grid-template-columns: repeat(2, 1fr); }
  .entrances li { border-top: 1px solid var(--line); }
  .entrances li:nth-child(-n+2) { border-top: 0; }
  .entrances li + li { border-left: 0; }
  .entrances li:nth-child(even) { border-left: 1px solid var(--line); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps-compact { grid-template-columns: 1fr; }
  .gym-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-row { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* 手機 */
@media (max-width: 860px) {
  body { font-size: 15.5px; }
  .wrap { padding: 0 16px; }
  .section { padding: 60px 0; }
  .section-flush { padding-top: 0; }
  .section-tight { padding: 40px 0; }
  .section-head { margin-bottom: 30px; }
  .header-inner { height: 60px; }
  .nav-burger { display: flex; flex-direction: column; justify-content: center; gap: 5px; width: 44px; height: 44px; margin-right: -10px; cursor: pointer; padding: 10px; }
  .nav-burger span { display: block; height: 2px; border-radius: 2px; background: var(--ink); transition: .2s; }
  .nav-check:checked + .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-check:checked + .nav-burger span:nth-child(2) { opacity: 0; }
  .nav-check:checked + .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-check:focus-visible + .nav-burger { outline: 2px solid var(--accent); border-radius: 8px; }
  .site-nav { display: none; }
  .nav-check:checked ~ .site-nav {
    display: flex; flex-direction: column; align-items: stretch; gap: 2px;
    position: absolute; top: 60px; left: 0; right: 0; max-height: calc(100vh - 60px); overflow-y: auto;
    padding: 12px 16px 20px; background: var(--bg); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg);
  }
  .site-nav > a, .nav-group > a { padding: 12px 10px; border-radius: var(--radius-sm); }
  .nav-menu { position: static; width: auto; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 0 0 6px 8px; background: transparent; grid-template-columns: 1fr 1fr; }
  .nav-menu a { padding: 8px 10px; font-size: 14px; }
  .site-nav .btn { margin: 10px 0 0; height: 46px; }
  .hero { padding: 40px 0 56px; }
  .hero-grid, .split, .contact-grid, .problem, .detail, .feature-row { grid-template-columns: 1fr; gap: 28px; }
  .problem > div + div { border-left: 0; border-top: 1px solid var(--line); }
  .problem > div { padding: 22px; }
  .detail { gap: 18px; }
  .phones { min-height: 0; padding: 8px 0 24px; }
  .phone { width: 46%; }
  .phone-back { transform: translateX(12px) translateY(22px) rotate(-5deg); }
  .phone-front { transform: translateX(-12px) rotate(3deg); }
  .phone-gallery { grid-template-columns: 1fr 1fr; gap: 22px 14px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stats div { padding: 20px 18px; }
  .stats div + div { border-left: 0; }
  .stats div:nth-child(even) { border-left: 1px solid var(--line); }
  .stats div:nth-child(n+3) { border-top: 1px solid var(--line); }
  .stats b { font-size: 28px; }
  .roles, .feature-grid, .feature-grid-3, .gym-grid, .gallery, .steps { grid-template-columns: 1fr; }
  .entrances { grid-template-columns: 1fr; }
  .entrances li, .entrances li:nth-child(even) { border-left: 0; border-top: 1px solid var(--line); }
  .entrances li:first-child { border-top: 0; }
  .entrances li:nth-child(2) { border-top: 1px solid var(--line); }
  .gym-strip-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
  .feature-row { padding: 18px; }
  .page-head { padding: 28px 0 40px; }
  .answer { font-size: 16.5px; padding: 16px 18px; }
  .lead { font-size: 16.5px; }
  .card { padding: 22px; }
  .form-row { grid-template-columns: 1fr; }
  .cta { padding: 56px 0; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom a { margin: 0 18px 0 0; }
  .hero-actions .btn { flex: 1 1 auto; }
}