:root{--bg:#D7E4E6;--deep:#C4D4D6;--card:#F3F7F7;--sub:#E4EEEF;--ink:#1E2C2E;--text:#2A3A3C;--muted:#4A6064;--soft:#6A8084;--teal:#4A8A8C;--sand:#C4A070;--line:rgba(30,44,46,.14);--focus:rgba(74,138,140,.42);--shadow:0 12px 28px rgba(30,44,46,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.7 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.topline{position:fixed;z-index:50;top:0;left:0;right:0;height:20px;background:var(--ink);color:var(--card);font-size:12px}.bar-inner{max-width:980px;margin:auto;height:100%;padding:0 18px;display:flex;align-items:center;justify-content:space-between}.text-button,.menu-button{border:0;background:none;color:inherit;padding:0 6px;min-height:44px}.masthead{position:fixed;z-index:49;top:20px;left:0;right:0;height:54px;background:var(--card);border-bottom:1px solid var(--line)}.mast-inner{height:54px}.brand{display:flex;align-items:center;min-height:44px;font-size:16px;font-weight:700}.brand img,.footer-brand img,.drawer-brand img{height:24px;max-width:140px;object-fit:contain}.mast-actions{display:flex;align-items:center;gap:12px}.plain-link,.menu-button{font-size:14px}.plain-link{min-height:44px;display:flex;align-items:center}.menu-button{border:1px solid var(--line);border-radius:8px;padding:0 14px;color:var(--ink);background:var(--sub)}.side-nav{position:fixed;z-index:30;top:90px;left:max(16px,calc((100vw - 980px)/2 - 118px));display:flex;flex-direction:column;width:96px}.side-nav a{height:34px;padding:5px 10px;border-left:3px solid transparent;color:var(--muted);font-size:13px}.side-nav a.is-current{border-left-color:var(--teal);color:var(--ink);font-weight:700}.site-main{max-width:980px;margin:0 auto;padding:114px 18px 70px}.page-intro{max-width:760px;margin-bottom:24px}.eyebrow{font-size:13px;color:var(--teal);font-weight:700;margin:0 0 6px}.page h1{font-size:24px;line-height:1.3;color:var(--ink);margin:0 0 12px}.page h2{font-size:20px;color:var(--ink);margin:0 0 10px}.page h3{font-size:16px;color:var(--ink)}.lead{margin:0;color:var(--muted);max-width:760px}.content-block{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:22px;margin-bottom:16px;box-shadow:var(--shadow)}.content-block p{margin:0}.media-slot{background:var(--sub);border:1px solid var(--line);border-radius:8px;display:flex;align-items:center;justify-content:center;min-height:160px;margin:0 0 18px;overflow:hidden}.media-slot img{display:block;max-width:100%;width:100%;max-height:320px;object-fit:contain;object-position:center}.layout-ride{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,1fr);gap:16px;overflow-x:auto;padding-bottom:8px}.layout-ride .content-block{margin:0}.layout-columns{display:grid;grid-template-columns:1fr 1fr;gap:18px}.layout-pages{display:grid;grid-template-columns:1fr 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var(--line);border-radius:8px;margin-bottom:18px}.hero-copy h1{margin-top:0}.home-section{padding:22px 0;border-top:1px solid var(--line)}.home-section h2{font-size:20px;color:var(--ink);margin:0 0 14px}.report-grid,.split-app{display:grid;grid-template-columns:1fr 1fr;gap:18px}.panel,.note-card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:18px}.ride-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.page-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.page-pair .note-card:nth-child(2){margin-top:20px}.rack-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}.periods{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.status-list{display:grid;gap:10px}.status-row{background:var(--card);border:1px solid var(--line);padding:14px 16px;border-radius:8px;display:flex;justify-content:space-between}.app-art img{max-height:320px}.faq-mini details,.faq-list details{background:var(--card);border:1px solid 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