:root {
    --bg: #E8E4DC;
    --deep-bg: #D6D0C6;
    --panel: #F6F3ED;
    --panel-2: #EFEBE3;
    --title: #2C2A26;
    --text: #3A372F;
    --muted: #6B675E;
    --soft: #8A8478;
    --rock: #6B675E;
    --deep-rock: #3E3B36;
    --light-rock: #C8C2B6;
    --warm: #F7F3EB;
    --moss: #6A7A58;
    --clay: #A65A3A;
    --border: rgba(62,59,54,0.16);
    --accent-border: rgba(166,90,58,0.40);
    --shadow: 0 12px 28px rgba(44,42,38,0.08);
    --max: 1080px;
    --radius: 10px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.7;
    overflow-x: hidden;
}
body.is-locked { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input { font: inherit; }
button { cursor: pointer; }
button:focus-visible, a:focus-visible { outline: 3px solid rgba(166,90,58,0.35); outline-offset: 3px; }
.skip-link { position: fixed; left: 10px; top: -80px; z-index: 200; background: var(--warm); color: var(--deep-rock); padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { top: 8px; }
.shell-inner { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
.fixed-shell { position: fixed; inset: 0 0 auto 0; z-index: 80; }
.stone-line { height: 22px; background: var(--deep-rock); color: var(--warm); font-size: 12px; }
.stone-line-inner { height: 22px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.stone-search-trigger { border: 0; background: transparent; color: var(--warm); height: 22px; padding: 0 4px; }
.rock-header { height: 56px; background: var(--deep-bg); border-bottom: 1px solid var(--border); }
.rock-header-inner { height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand-home { min-height: 44px; display: inline-flex; align-items: center; min-width: 120px; }
.brand-logo, .drawer-logo, .footer-logo { height: 26px; width: auto; object-fit: contain; object-position: center; }
.brand-text { font-weight: 800; color: var(--title); font-size: 16px; letter-spacing: .02em; }
.header-actions { display: flex; align-items: center; gap: 8px; }
.primary-action, .secondary-action, .button-main, .button-secondary {
    min-height: 42px; display: inline-flex; align-items: center; justify-content: center; padding: 0 18px; border-radius: 9px; font-size: 14px; white-space: nowrap;
}
.primary-action, .button-main { background: linear-gradient(135deg,#8A8478 0%,#6B675E 55%,#3E3B36 100%); color: var(--warm); border: 1px solid rgba(62,59,54,.2); }
.primary-action:hover, .button-main:hover { filter: brightness(.96); transform: translateY(-1px); }
.secondary-action, .button-secondary { background: var(--warm); color: var(--deep-rock); border: 1px solid var(--clay); }
.secondary-action:hover, .button-secondary:hover { background: #fffaf2; }
.rock-tags { height: 38px; background: var(--warm); border-bottom: 1px solid var(--border); }
.rock-tags-inner { height: 38px; display: flex; align-items: center; justify-content: center; gap: 6px; }
.rock-tags a { height: 30px; min-width: 72px; padding: 0 14px; display: inline-flex; align-items: center; justify-content: center; border-radius: 8px; font-size: 13px; color: var(--deep-rock); }
.rock-tags a:hover { background: var(--panel-2); }
.rock-tags a.is-active { background: var(--deep-rock); color: var(--warm); }
.site-main { padding-top: 116px; min-height: 65vh; }
.section, .page-section { padding: 54px 0; }
.section + .section, .page-section + .page-section { border-top: 1px solid var(--border); }
.eyebrow { display: inline-block; color: var(--clay); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 8px; }
h1,h2,h3,p { margin-top: 0; }
h1 { font-size: 24px; line-height: 1.3; color: var(--title); margin-bottom: 18px; }
h2 { font-size: 20px; line-height: 1.4; color: var(--title); margin-bottom: 16px; }
h3 { font-size: 16px; line-height: 1.5; color: var(--title); margin-bottom: 10px; }
p { margin-bottom: 16px; }
.lead { font-size: 16px; color: var(--text); max-width: 780px; }
.muted { color: var(--muted); }
.button-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.soft-panel { background: var(--panel-2); border: 1px solid var(--border); border-radius: var(--radius); }
.dark-panel { background: var(--deep-rock); color: var(--warm); border-radius: var(--radius); }
.dark-panel h2, .dark-panel h3, .dark-panel p, .dark-panel a { color: var(--warm); }
.clay-panel { background: var(--clay); color: var(--warm); border-radius: var(--radius); }
.clay-panel h2, .clay-panel h3, .clay-panel p { color: var(--warm); }
.media-slot { background: var(--panel-2); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.media-slot img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.media-placeholder { display: block; width: 54%; height: 2px; background: var(--light-rock); opacity: .72; position: relative; }
.media-placeholder::before, .media-placeholder::after { content: ""; position: absolute; height: 1px; background: var(--light-rock); left: 20%; right: 20%; }
.media-placeholder::before { top: -14px; } .media-placeholder::after { top: 14px; }

/* 首页 */
.home-intro { padding: 52px 0 44px; background: linear-gradient(180deg, var(--bg) 0%, var(--panel-2) 100%); }
.home-intro-card { max-width: 760px; }
.home-mini-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.home-mini-brand .media-slot { width: 58px; height: 42px; border-radius: 8px; box-shadow: none; }
.home-pair-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.home-pair-card { padding: 18px; }
.home-pair-card .media-slot { height: 168px; margin-bottom: 18px; }
.numbered-strips { display: grid; gap: 10px; margin-top: 24px; }
.numbered-strip { display: grid; grid-template-columns: 60px 1fr; gap: 16px; align-items: start; padding: 16px 18px; border-radius: 9px; background: var(--panel); border: 1px solid var(--border); }
.numbered-strip b { width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--deep-rock); color: var(--warm); font-size: 15px; }
.home-shikan-media { height: 190px; margin: 20px 0; }
.note-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.note-column { padding: 22px; }
.note-list { margin: 0; padding-left: 1.2em; }
.shelf-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.shelf-cell { min-height: 160px; padding: 18px; border-radius: 10px; background: var(--panel); border: 1px solid var(--border); position: relative; }
.shelf-cell::after { content: ""; position: absolute; left: 16px; right: 16px; bottom: 12px; height: 2px; background: var(--light-rock); opacity: .7; }
.order-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 9px; }
.order-card { padding: 16px; border-top: 3px solid var(--clay); background: var(--panel); border-radius: 8px; min-height: 140px; }
.status-track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; position: relative; }
.status-track::before { content: ""; height: 2px; background: var(--light-rock); position: absolute; left: 10%; right: 10%; top: 30px; }
.status-node { position: relative; z-index: 1; text-align: center; }
.status-dot { width: 58px; height: 58px; border-radius: 50%; margin: 0 auto 12px; display: flex; align-items: center; justify-content: center; background: var(--deep-rock); color: var(--warm); font-size: 12px; box-shadow: 0 0 0 8px var(--bg); }
.home-app-copy { max-width: 820px; }
.home-app-media { height: 320px; margin-top: 22px; background: var(--panel); }
.home-app-media-wrap { display: grid; grid-template-columns: 1fr 100px; gap: 14px; align-items: stretch; }
.home-app-icon { width: 48px; height: 48px; margin-top: 22px; }
.info-bands { display: grid; gap: 14px; }
.info-band { padding: 22px; background: var(--panel); border-left: 4px solid var(--moss); border-radius: 0 10px 10px 0; }
.faq-six { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.faq-mini { padding: 18px; background: var(--warm); border: 1px solid var(--border); border-radius: 10px; }
.brand-block { padding: 30px; background: var(--deep-rock); color: var(--warm); border-radius: 12px; }
.brand-block h2, .brand-block p { color: var(--warm); }

/* 内页通用入口 */
.page-intro { padding: 46px 0 34px; }
.page-intro .intro-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; align-items: center; }
.page-intro .media-slot { height: 220px; }
.page-intro.compact .intro-grid { grid-template-columns: 1fr; }
.page-summary { max-width: 800px; }
.notice-box { padding: 16px 18px; background: var(--warm); border: 1px solid var(--accent-border); border-radius: 9px; }

/* shikan 编号长条 */
.strip-stack { display: grid; gap: 12px; }
.strip-item { display: grid; grid-template-columns: 64px minmax(0,1fr) 180px; gap: 18px; align-items: center; padding: 18px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; }
.strip-mark { width: 48px; height: 48px; border-radius: 8px; display: flex; align-items: center; justify-content: center; background: var(--deep-rock); color: var(--warm); font-weight: 800; }
.strip-side { font-size: 13px; color: var(--muted); border-left: 1px solid var(--border); padding-left: 16px; }

/* yanwang 观察目录 */
.observation-directory { display: grid; grid-template-columns: 220px 1fr; gap: 22px; }
.obs-index { position: sticky; top: 132px; align-self: start; padding: 18px; background: var(--deep-rock); color: var(--warm); border-radius: 10px; }
.obs-index a { display: block; padding: 8px 0; border-bottom: 1px solid rgba(247,243,235,.16); }
.obs-entries { display: grid; gap: 18px; }
.obs-entry { padding: 22px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; }
.obs-entry:nth-child(even) { background: var(--panel-2); }
.obs-rule { display: inline-block; font-size: 12px; color: var(--moss); font-weight: 800; margin-bottom: 7px; }

/* juqiu 卡片墙 */
.card-wall { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px; }
.wall-card { grid-column: span 4; padding: 20px; background: var(--panel); border: 1px solid var(--border); border-radius: 11px; min-height: 220px; }
.wall-card.wide { grid-column: span 8; }
.wall-card.dark { background: var(--deep-rock); color: var(--warm); }
.wall-card.dark h2, .wall-card.dark h3, .wall-card.dark p { color: var(--warm); }
.wall-card .media-slot { height: 160px; margin-bottom: 16px; }

/* shitai 双列札记 */
.notebook-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.notebook-page { padding: 24px; background: var(--warm); border: 1px solid var(--border); border-radius: 8px; box-shadow: var(--shadow); position: relative; }
.notebook-page::before { content: ""; position: absolute; left: 14px; top: 18px; bottom: 18px; width: 2px; background: rgba(166,90,58,.25); }
.notebook-page > * { margin-left: 16px; }
.notebook-page ul { padding-left: 1.2em; }

/* yanxu */
.letter-order { display: grid; gap: 14px; }
.letter-row { display: grid; grid-template-columns: 72px 1fr; gap: 18px; padding: 20px; border-bottom: 1px solid var(--border); background: var(--panel); border-radius: 10px; }
.letter-symbol { font-size: 30px; color: var(--clay); font-weight: 900; line-height: 1; }

/* shipu 横向节点 */
.horizontal-timeline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; padding: 10px 2px 18px; }
.timeline-node { min-width: 0; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 20px; position: relative; }
.timeline-node::before { content: ""; display: block; width: 12px; height: 12px; border-radius: 50%; background: var(--moss); margin-bottom: 14px; }
.status-pill { display: inline-flex; padding: 4px 9px; border-radius: 999px; background: var(--deep-rock); color: var(--warm); font-size: 12px; }

/* yanzha */
.memo-list { counter-reset: memo; display: grid; gap: 12px; }
.memo-item { counter-increment: memo; display: grid; grid-template-columns: 52px 1fr; gap: 16px; padding: 18px; background: var(--panel); border: 1px solid var(--border); border-radius: 9px; }
.memo-item::before { content: counter(memo, cjk-ideographic); width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--clay); color: var(--warm); }

/* yueshi 方法说明 */
.method-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.method-card { padding: 22px; background: var(--panel); border-radius: 10px; border-top: 4px solid var(--moss); }
.method-card:nth-child(2n) { border-top-color: var(--clay); }

/* shiji 主题列表 */
.theme-list { display: grid; gap: 10px; }
.theme-row { display: grid; grid-template-columns: 170px 1fr; gap: 18px; padding: 18px 20px; background: var(--panel); border-radius: 10px; border: 1px solid var(--border); }
.theme-row strong { color: var(--title); }

/* yangui 架格 */
.cabinet { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.cabinet-cell { min-height: 230px; padding: 18px; background: var(--warm); border: 1px solid var(--border); border-radius: 8px; position: relative; }
.cabinet-cell::before, .cabinet-cell::after { content: ""; position: absolute; background: var(--light-rock); opacity: .7; }
.cabinet-cell::before { left: 12px; right: 12px; bottom: 38px; height: 2px; }
.cabinet-cell::after { left: 12px; right: 12px; bottom: 18px; height: 1px; }

/* app 产品说明 */
.app-product { display: grid; grid-template-columns: 1fr 330px; gap: 30px; align-items: center; }
.app-product .media-slot { height: 340px; }
.feature-ribbon { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; margin-top: 22px; }
.feature-ribbon article { padding: 16px; background: var(--panel); border-radius: 9px; border: 1px solid var(--border); }

/* 条款 */
.policy-layout { display: grid; grid-template-columns: 220px 1fr; gap: 22px; }
.policy-aside { padding: 18px; background: var(--panel-2); border-radius: 10px; align-self: start; position: sticky; top: 132px; }
.policy-aside a { display: block; padding: 7px 0; }
.policy-sections { display: grid; gap: 16px; }
.policy-sections section { padding: 22px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; }

/* help / faq / contact / about */
.help-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.help-card { padding: 20px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; }
.faq-list { display: grid; gap: 12px; }
.faq-item { padding: 20px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; }
.faq-item h2 { font-size: 17px; }
.contact-lanes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.contact-lane { padding: 22px; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; }
.contact-lane a { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.about-statement { padding: 28px; background: var(--deep-rock); color: var(--warm); border-radius: 12px; }
.about-statement h2, .about-statement p { color: var(--warm); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about-grid article { padding: 22px; background: var(--panel); border-radius: 10px; border: 1px solid var(--border); }

/* 页脚 */
.site-footer { background: #2A2824; color: #E8E4DC; border-top: 1px solid rgba(200,194,182,.24); padding: 42px 0 22px; font-size: 13px; }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(4, 1fr); gap: 24px; }
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; gap: 7px; }
.footer-logo-link { min-height: 34px; display: inline-flex; align-items: center; }
.site-footer .brand-text { color: #F7F3EB; }
.footer-brand strong { color: #F7F3EB; font-size: 15px; }
.footer-brand span { color: #C8C2B6; }
.footer-brand p { color: #E8E4DC; margin: 8px 0 0; max-width: 340px; }
.footer-col h2 { font-size: 14px; color: #F7F3EB; margin-bottom: 10px; }
.footer-col a { display: block; padding: 4px 0; color: #E8E4DC; }
.footer-col a:hover, .footer-bottom a:hover { color: #fff; text-decoration: underline; }
.footer-bottom { border-top: 1px solid rgba(200,194,182,.2); margin-top: 26px; padding-top: 18px; display: flex; justify-content: space-between; gap: 16px; color: #C8C2B6; }

/* Drawer & Search */
.overlay { position: fixed; inset: 0; z-index: 110; background: rgba(42,40,36,.44); opacity: 0; visibility: hidden; pointer-events: none; transition: opacity .2s ease, visibility .2s ease; }
.overlay.is-open { opacity: 1; visibility: visible; pointer-events: auto; }
.rock-drawer { position: fixed; z-index: 120; top: 0; bottom: 0; left: 0; width: 380px; max-width: 88vw; background: var(--warm); transform: translateX(-103%); visibility: hidden; pointer-events: none; transition: transform .24s ease, visibility .24s ease; box-shadow: var(--shadow); }
.rock-drawer.is-open { transform: translateX(0); visibility: visible; pointer-events: auto; }
.drawer-head { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; background: var(--deep-bg); border-bottom: 1px solid var(--border); }
.drawer-brand-wrap { display: flex; align-items: center; gap: 10px; font-weight: 800; }
.icon-close { min-height: 42px; min-width: 58px; border-radius: 8px; background: var(--warm); border: 1px solid var(--clay); color: var(--deep-rock); }
.drawer-scroll { overflow-y: auto; height: calc(100% - 68px); padding: 14px 16px 28px; }
.drawer-group { margin-bottom: 18px; }
.drawer-group h2 { font-size: 13px; color: var(--clay); margin: 0 0 6px; letter-spacing: .1em; }
.drawer-group a { display: grid; grid-template-columns: 80px 1fr; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--border); }
.drawer-group strong { color: var(--title); }
.drawer-group span { color: var(--muted); font-size: 13px; line-height: 1.55; }
.search-layer { position: fixed; z-index: 125; left: 0; right: 0; top: 78px; visibility: hidden; pointer-events: none; transform: translateY(-14px); opacity: 0; transition: .2s ease; }
.search-layer.is-open { visibility: visible; pointer-events: auto; transform: translateY(0); opacity: 1; }
.search-card { width: min(860px, calc(100% - 32px)); margin: 0 auto; padding: 22px; background: var(--deep-bg); border: 1px solid var(--border); border-radius: 0 0 12px 12px; box-shadow: var(--shadow); }
.search-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.search-head h2 { margin-bottom: 8px; }
.search-presets { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 16px; }
.search-presets a { min-height: 42px; min-width: 78px; display: inline-flex; align-items: center; justify-content: center; padding: 0 14px; border-radius: 8px; background: var(--warm); border: 1px solid var(--border); color: var(--deep-rock); }
.mobile-bottom { display: none; }

@media (max-width: 860px) {
    .home-pair-grid, .note-columns, .app-product, .about-grid { grid-template-columns: 1fr; }
    .horizontal-timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .shelf-grid, .cabinet { grid-template-columns: repeat(2,1fr); }
    .order-row { grid-template-columns: repeat(2, 1fr); }
    .status-track { grid-template-columns: 1fr; }
    .status-track::before { display: none; }
    .status-node { text-align: left; display: grid; grid-template-columns: 62px 1fr; gap: 14px; align-items: center; }
    .status-dot { margin: 0; box-shadow: none; }
    .faq-six, .method-steps, .contact-lanes { grid-template-columns: 1fr; }
    .strip-item { grid-template-columns: 56px 1fr; }
    .strip-side { grid-column: 2; border-left: 0; border-top: 1px solid var(--border); padding: 10px 0 0; }
    .observation-directory, .policy-layout { grid-template-columns: 1fr; }
    .obs-index, .policy-aside { position: static; }
    .obs-index { display: flex; gap: 10px; flex-wrap: wrap; }
    .obs-index a { border: 1px solid rgba(247,243,235,.2); padding: 6px 10px; border-radius: 999px; }
    .wall-card, .wall-card.wide { grid-column: span 6; }
    .notebook-grid { grid-template-columns: 1fr; }
    .theme-row { grid-template-columns: 140px 1fr; }
    .feature-ribbon { grid-template-columns: repeat(2,1fr); }
    .help-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}

@media (max-width: 640px) {
    body { padding-bottom: calc(48px + env(safe-area-inset-bottom)); }
    .shell-inner { width: calc(100% - 32px); }
    .rock-tags { display: none; }
    .site-main { padding-top: 78px; }
    .stone-line-inner { width: calc(100% - 20px); }
    .stone-line-inner > span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
    .rock-header-inner { width: calc(100% - 20px); }
    .header-actions { gap: 6px; }
    .secondary-action, .header-app-link { min-height: 44px; padding: 0 12px; }
    .brand-home { min-width: 0; max-width: 46%; }
    .brand-text { font-size: 15px; white-space: nowrap; }
    .section, .page-section { padding: 38px 0; }
    .home-intro { padding: 36px 0 30px; }
    .numbered-strip { grid-template-columns: 50px 1fr; padding: 14px; gap: 10px; }
    .home-app-media-wrap { grid-template-columns: 1fr; }
    .home-app-media { height: 300px; }
    .home-app-icon { height: 48px; width: 48px; margin-top: 0; }
    .shelf-grid, .cabinet, .order-row { grid-template-columns: 1fr; }
    .shelf-cell, .cabinet-cell { min-height: 150px; }
    .page-intro .intro-grid { grid-template-columns: 1fr; }
    .page-intro .media-slot { height: 200px; }
    .strip-item { grid-template-columns: 48px 1fr; gap: 10px; padding: 14px; }
    .strip-mark { width: 42px; height: 42px; }
    .card-wall { grid-template-columns: 1fr; }
    .wall-card, .wall-card.wide { grid-column: 1; }
    .horizontal-timeline { grid-template-columns: 1fr; }
    .letter-row { grid-template-columns: 50px 1fr; padding: 16px; }
    .letter-symbol { font-size: 26px; }
    .memo-item { grid-template-columns: 44px 1fr; gap: 10px; padding: 14px; }
    .theme-row { grid-template-columns: 1fr; gap: 6px; }
    .feature-ribbon { grid-template-columns: 1fr; }
    .app-product .media-slot { height: 320px; }
    .help-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px 14px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-bottom { flex-direction: column; }
    .search-layer { top: 0; bottom: 0; background: var(--deep-rock); transform: none; }
    .search-card { width: 100%; min-height: 100%; border: 0; border-radius: 0; margin: 0; padding: calc(28px + env(safe-area-inset-top)) 18px 28px; background: var(--deep-rock); color: var(--warm); }
    .search-card h2, .search-card p, .search-card .eyebrow { color: var(--warm); }
    .search-card .icon-close { background: var(--warm); color: var(--deep-rock); }
    .search-presets a { background: transparent; color: var(--warm); border-color: rgba(247,243,235,.3); }
    .mobile-bottom { position: fixed; z-index: 90; left: 0; right: 0; bottom: 0; height: calc(48px + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom); display: grid; grid-template-columns: repeat(5,1fr); background: var(--warm); border-top: 1px solid var(--border); }
    .mobile-bottom a { min-height: 48px; display: flex; align-items: center; justify-content: center; font-size: 13px; color: var(--deep-rock); }
    .mobile-bottom a.is-active { background: var(--clay); color: var(--warm); }
    .rock-drawer { max-width: 88vw; }
}

.top-gap-16 { margin-top: 16px; }
.top-gap-18 { margin-top: 18px; }
.top-gap-24 { margin-top: 24px; }
.padded-panel { padding: 26px; }

.about-brand-media { height: 180px; margin-top: 18px; background: var(--warm); }