:root {
  --paper: #fbfbfa;
  --ink: #17221d;
  --muted: #77807a;
  --line: #e6e9e4;
  --mint: #d9ebe4;
  --forest: #235044;
  --coral: #e57b61;
  --yellow: #e7bb51;
  --white: #fff;
  --shadow: 0 16px 45px rgba(35, 53, 45, .08);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button { border: 0; cursor: pointer; }
button:focus-visible, input:focus-visible { outline: 3px solid rgba(229,123,97,.38); outline-offset: 3px; }
img { display: block; max-width: 100%; }

.app-shell { min-height: 100vh; padding-bottom: 86px; }
.topbar { height: 74px; display: flex; align-items: center; justify-content: space-between; max-width: 1180px; margin: 0 auto; padding: 0 28px; background: var(--paper); }
.brand-lockup, .topbar-actions, .hero-meta, .control-actions, .section-heading, .drawer-header, .map-legend { display: flex; align-items: center; }
.brand-lockup { gap: 11px; }
.brand-mark { width: 30px; height: 30px; border: 1.5px solid var(--ink); border-radius: 50%; display: flex; align-items: center; justify-content: center; gap: 2px; transform: rotate(-18deg); }
.brand-mark span { display: block; width: 2px; border-radius: 2px; background: var(--ink); }
.brand-mark span:nth-child(1) { height: 9px; }.brand-mark span:nth-child(2) { height: 16px; }.brand-mark span:nth-child(3) { height: 12px; }
.brand-name { margin: 0; font-size: 15px; font-weight: 800; letter-spacing: .02em; }.brand-sub { margin: 1px 0 0; color: var(--muted); font-size: 11px; }
.topbar-actions { gap: 10px; }.icon-button, .avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--white); color: var(--ink); display: grid; place-items: center; border: 1px solid var(--line); }
.avatar { background: var(--ink); color: var(--white); border: 0; font-size: 13px; font-weight: 800; }

main { max-width: 1180px; margin: 0 auto; padding: 26px 28px 40px; }
.welcome-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin: 4px 0 26px; }
.eyebrow { margin: 0 0 9px; color: var(--coral); font-size: 10px; font-weight: 800; letter-spacing: .15em; }.welcome-row h1 { margin: 0; font-size: clamp(32px, 4vw, 50px); line-height: 1.04; letter-spacing: -.045em; }.lede { max-width: 560px; margin: 13px 0 0; color: var(--muted); font-size: 14px; line-height: 1.7; }
.sync-state { display: flex; align-items: center; gap: 8px; flex: 0 0 auto; padding-bottom: 5px; color: var(--muted); font-size: 12px; }.status-dot { width: 7px; height: 7px; background: #65a782; border-radius: 50%; box-shadow: 0 0 0 4px #e5f1e9; }

.hero-brief { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(260px, .8fr); background: var(--mint); border-radius: 8px; overflow: hidden; min-height: 360px; box-shadow: var(--shadow); }.hero-image-wrap { position: relative; min-height: 360px; }.hero-image-wrap img { width: 100%; height: 100%; object-fit: cover; }.image-stamp { position: absolute; left: 18px; bottom: 17px; display: inline-flex; gap: 7px; align-items: center; padding: 9px 12px; border-radius: 999px; background: rgba(255,255,255,.88); color: var(--ink); font-size: 11px; }.round-arrow { position: absolute; right: 18px; bottom: 17px; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 50%; background: var(--white); color: var(--ink); }.hero-copy { padding: 40px 34px; display: flex; flex-direction: column; justify-content: center; }.hero-kicker { display: flex; align-items: center; gap: 8px; color: var(--forest); font-size: 11px; font-weight: 700; }.source-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }.source-dot.douyin { background: var(--coral); }.hero-copy h2 { margin: 20px 0 13px; font-size: clamp(29px, 4vw, 43px); line-height: 1.08; letter-spacing: -.045em; }.hero-copy p { margin: 0; color: #557166; font-size: 13px; line-height: 1.7; }.hero-meta { gap: 14px; margin-top: 28px; color: var(--forest); font-size: 11px; }.hero-meta > span:first-child { display: inline-flex; align-items: center; gap: 5px; }

.category-tabs { display: flex; gap: 24px; margin: 35px 0 22px; border-bottom: 1px solid var(--line); }.category-tab { position: relative; padding: 0 0 13px; color: var(--muted); background: transparent; font-size: 14px; font-weight: 700; }.category-tab.active { color: var(--ink); }.category-tab.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--ink); }.tab-count { display: inline-grid; place-items: center; min-width: 17px; height: 17px; padding: 0 4px; margin-left: 4px; border-radius: 999px; background: var(--mint); color: var(--forest); font-size: 10px; }
.control-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 23px; }.filter-group { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 1px; }.filter-chip { padding: 8px 13px; border-radius: 999px; background: var(--white); color: var(--muted); border: 1px solid var(--line); font-size: 12px; white-space: nowrap; }.filter-chip.active { border-color: var(--ink); background: var(--ink); color: var(--white); }.control-actions { gap: 14px; }.search-box { display: flex; align-items: center; gap: 8px; min-width: 190px; padding: 8px 0; border-bottom: 1px solid var(--line); color: var(--muted); }.search-box input { width: 100%; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 12px; }.search-box input::placeholder { color: #9aa39e; }.text-button { display: inline-flex; align-items: center; gap: 6px; padding: 8px 0; background: transparent; color: var(--forest); font-size: 12px; font-weight: 700; }
.section-heading { justify-content: space-between; align-items: flex-end; gap: 18px; margin-bottom: 16px; }.section-heading h2 { margin: 0; font-size: 22px; letter-spacing: -.03em; }.section-heading p { margin: 5px 0 0; color: var(--muted); font-size: 12px; }.map-toggle { display: inline-flex; align-items: center; gap: 7px; padding: 9px 12px; border: 1px solid var(--line); border-radius: 999px; background: var(--white); color: var(--ink); font-size: 11px; }
.route-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }.route-card { overflow: hidden; border-radius: 8px; background: var(--white); border: 1px solid var(--line); }.route-media { position: relative; aspect-ratio: 1.3; overflow: hidden; }.route-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }.route-card:hover .route-media img { transform: scale(1.04); }.free-badge, .save-button { position: absolute; top: 12px; }.free-badge { left: 12px; padding: 6px 8px; border-radius: 999px; background: var(--white); color: var(--forest); font-size: 10px; font-weight: 800; }.save-button { right: 12px; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.92); color: var(--ink); }.save-button.saved { color: var(--coral); }.route-body { padding: 15px 15px 16px; }.route-topline { display: flex; justify-content: space-between; gap: 10px; align-items: center; }.route-body h3 { margin: 0; font-size: 17px; letter-spacing: -.025em; }.distance { color: var(--muted); font-size: 11px; white-space: nowrap; }.route-desc { margin: 9px 0 13px; color: var(--muted); line-height: 1.6; font-size: 12px; }.route-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--forest); font-size: 11px; }.route-meta span:first-child { display: inline-flex; align-items: center; gap: 5px; }.route-source { color: var(--muted); font-size: 10px; }

.pose-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }.pose-card { position: relative; min-height: 270px; overflow: hidden; border-radius: 8px; background: #d5ddd8; }.pose-card img { width: 100%; height: 100%; min-height: 270px; object-fit: cover; }.pose-card::after { content: ""; position: absolute; inset: 45% 0 0; background: linear-gradient(transparent, rgba(16,31,24,.78)); }.pose-info { position: absolute; z-index: 1; left: 14px; right: 14px; bottom: 13px; color: var(--white); }.pose-info h3 { margin: 0 0 5px; font-size: 15px; }.pose-info p { margin: 0; font-size: 11px; line-height: 1.5; color: rgba(255,255,255,.84); }.pose-number { position: absolute; top: 13px; left: 13px; z-index: 1; color: var(--white); font-size: 11px; font-weight: 800; }.pose-card .save-button { z-index: 2; }
.schedule-strip { display: flex; align-items: center; gap: 13px; margin-top: 40px; padding: 15px 17px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }.schedule-icon { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 50%; background: #f4e8c7; color: #8b6d22; }.schedule-copy { display: flex; flex-direction: column; gap: 3px; flex: 1; }.schedule-copy strong { font-size: 12px; }.schedule-copy span { color: var(--muted); font-size: 11px; }.switch input { position: absolute; opacity: 0; }.switch span { position: relative; display: block; width: 40px; height: 23px; border-radius: 999px; background: #c9d0cb; transition: background .2s; }.switch span::after { content: ""; position: absolute; top: 3px; left: 3px; width: 17px; height: 17px; border-radius: 50%; background: var(--white); transition: transform .2s; }.switch input:checked + span { background: var(--forest); }.switch input:checked + span::after { transform: translateX(17px); }
.map-drawer { margin-top: 20px; padding: 20px; border-radius: 8px; background: var(--white); border: 1px solid var(--line); }.drawer-header { justify-content: space-between; align-items: flex-start; }.drawer-header h2 { margin: 0; font-size: 20px; }.map-canvas { position: relative; height: 235px; margin-top: 16px; overflow: hidden; border-radius: 6px; background: #e3eee8; }.map-canvas::before, .map-canvas::after { content: ""; position: absolute; border: 1px solid rgba(35,80,68,.13); border-radius: 50%; }.map-canvas::before { width: 520px; height: 160px; left: -80px; top: 18px; transform: rotate(15deg); }.map-canvas::after { width: 400px; height: 200px; right: -120px; bottom: -90px; transform: rotate(-30deg); }.map-road { position: absolute; height: 2px; background: rgba(229,123,97,.45); transform-origin: left center; }.road-one { width: 80%; left: 5%; top: 45%; transform: rotate(13deg); }.road-two { width: 60%; left: 26%; top: 66%; transform: rotate(-19deg); background: rgba(35,80,68,.35); }.road-three { width: 45%; left: 48%; top: 31%; transform: rotate(47deg); background: rgba(231,187,81,.65); }.map-label { position: absolute; color: var(--forest); font-size: 11px; font-weight: 800; }.city { left: 43%; top: 48%; }.map-pin { position: absolute; z-index: 2; width: 29px; height: 29px; border-radius: 50% 50% 50% 0; transform: rotate(-45deg); background: var(--forest); color: var(--white); font-size: 11px; font-weight: 800; }.map-pin::first-letter { display: inline-block; transform: rotate(45deg); }.pin-one { left: 21%; top: 26%; }.pin-two { left: 65%; top: 55%; background: var(--coral); }.pin-three { left: 55%; top: 19%; background: var(--yellow); color: var(--ink); }.map-legend { gap: 18px; margin-top: 13px; color: var(--muted); font-size: 11px; }.map-legend span { display: inline-flex; gap: 6px; align-items: center; }.legend-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--forest); }.legend-dot.active { background: var(--coral); }.legend-dot.yellow { background: var(--yellow); }
.empty-state { padding: 60px 20px; text-align: center; color: var(--muted); }.empty-state .icon { color: var(--coral); }.empty-state h3 { margin: 12px 0 6px; color: var(--ink); font-size: 16px; }.empty-state p { margin: 0; font-size: 12px; }
.bottom-nav { position: fixed; z-index: 20; left: 50%; bottom: 16px; transform: translateX(-50%); display: grid; grid-template-columns: repeat(5, 1fr); align-items: center; width: min(480px, calc(100vw - 28px)); min-height: 62px; padding: 7px 12px; border: 1px solid rgba(230,233,228,.95); border-radius: 999px; background: rgba(255,255,255,.96); box-shadow: 0 14px 40px rgba(20,35,29,.13); backdrop-filter: blur(12px); }.bottom-item { display: flex; flex-direction: column; align-items: center; gap: 4px; background: transparent; color: #9aa39e; font-size: 10px; }.bottom-item.active { color: var(--ink); }.nav-icon { width: 20px; height: 20px; }.bottom-add { width: 38px; height: 38px; justify-self: center; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--white); }
.toast { position: fixed; z-index: 30; left: 50%; bottom: 95px; transform: translate(-50%, 20px); padding: 10px 14px; border-radius: 999px; background: var(--ink); color: var(--white); font-size: 12px; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; }.toast.show { opacity: 1; transform: translate(-50%, 0); }
.icon { position: relative; display: inline-block; width: 17px; height: 17px; flex: 0 0 auto; }.icon::before, .icon::after { content: ""; position: absolute; box-sizing: border-box; }.icon-pin::before { left: 4px; top: 2px; width: 10px; height: 12px; border: 1.6px solid currentColor; border-radius: 8px 8px 8px 8px; transform: rotate(45deg); }.icon-pin::after { left: 7px; top: 5px; width: 4px; height: 4px; border: 1.4px solid currentColor; border-radius: 50%; }.icon-search::before { left: 2px; top: 2px; width: 10px; height: 10px; border: 1.7px solid currentColor; border-radius: 50%; }.icon-search::after { width: 7px; height: 1.7px; left: 11px; top: 13px; background: currentColor; transform: rotate(45deg); border-radius: 2px; }.icon-arrow::before { width: 17px; height: 1.8px; left: 0; top: 8px; background: currentColor; }.icon-arrow::after { width: 7px; height: 7px; right: 1px; top: 5px; border-top: 1.8px solid currentColor; border-right: 1.8px solid currentColor; transform: rotate(45deg); }.icon-sun::before { inset: 4px; border: 1.5px solid currentColor; border-radius: 50%; }.icon-sun::after { inset: 0; background: linear-gradient(currentColor,currentColor) 50% 0/1.5px 3px no-repeat,linear-gradient(currentColor,currentColor) 50% 100%/1.5px 3px no-repeat,linear-gradient(90deg,currentColor,currentColor) 0 50%/3px 1.5px no-repeat,linear-gradient(90deg,currentColor,currentColor) 100% 50%/3px 1.5px no-repeat; }.icon-refresh::before { inset: 2px; border: 1.7px solid currentColor; border-right-color: transparent; border-radius: 50%; }.icon-refresh::after { right: 0; top: 0; width: 5px; height: 5px; border-top: 1.7px solid currentColor; border-right: 1.7px solid currentColor; transform: rotate(20deg); }.icon-map::before { inset: 2px; border: 1.5px solid currentColor; border-radius: 2px; }.icon-map::after { left: 5px; top: 2px; width: 1px; height: 13px; background: currentColor; box-shadow: 5px 0 currentColor; transform: skewY(-18deg); }.icon-clock::before { inset: 2px; border: 1.5px solid currentColor; border-radius: 50%; }.icon-clock::after { left: 8px; top: 5px; width: 1.5px; height: 6px; background: currentColor; box-shadow: 3px 4px currentColor; transform-origin: bottom; }.icon-close::before, .icon-close::after { width: 15px; height: 1.6px; left: 1px; top: 8px; background: currentColor; }.icon-close::before { transform: rotate(45deg); }.icon-close::after { transform: rotate(-45deg); }.icon-plus::before, .icon-plus::after { width: 15px; height: 1.7px; left: 1px; top: 8px; background: currentColor; }.icon-plus::after { transform: rotate(90deg); }.icon-heart::before { left: 1px; top: 2px; width: 15px; height: 13px; border: 1.5px solid currentColor; border-top: 0; transform: rotate(-45deg); border-radius: 0 0 4px 4px; }.icon-heart::after { left: 3px; top: 0; width: 10px; height: 10px; border: 1.5px solid currentColor; border-bottom: 0; border-radius: 50% 50% 0 0; }.icon-home::before { left: 2px; top: 7px; width: 13px; height: 10px; border: 1.5px solid currentColor; border-top: 0; }.icon-home::after { left: 3px; top: 2px; width: 11px; height: 11px; border-top: 1.5px solid currentColor; border-left: 1.5px solid currentColor; transform: rotate(45deg); }.icon-spark::before { left: 5px; top: 2px; width: 7px; height: 13px; border: 1.5px solid currentColor; transform: rotate(45deg); }.icon-spark::after { left: 7px; top: 6px; width: 3px; height: 3px; background: currentColor; border-radius: 50%; }.icon-shuffle::before { left: 1px; top: 3px; width: 14px; height: 10px; border-top: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; border-radius: 50%; transform: rotate(-8deg); }.icon-shuffle::after { right: 0; top: 4px; width: 5px; height: 5px; border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor; transform: rotate(45deg); }.icon-compass::before { inset: 1px; border: 1.5px solid currentColor; border-radius: 50%; }.icon-compass::after { left: 7px; top: 3px; width: 3px; height: 10px; background: currentColor; transform: rotate(35deg); }

@media (min-width: 860px) { .bottom-nav { left: auto; right: 28px; transform: none; width: 290px; bottom: 22px; }.bottom-nav .bottom-item { flex-direction: row; gap: 6px; font-size: 11px; }.bottom-nav .bottom-add { width: 34px; height: 34px; } }
@media (max-width: 760px) { .topbar { height: 68px; padding: 0 18px; }.topbar .icon-button { display: none; } main { padding: 22px 16px 32px; }.welcome-row { align-items: flex-start; flex-direction: column; gap: 12px; margin-bottom: 22px; }.welcome-row h1 { font-size: 37px; }.lede { font-size: 13px; }.hero-brief { display: block; }.hero-image-wrap { min-height: 250px; }.hero-copy { padding: 24px 22px 25px; }.hero-copy h2 { margin-top: 13px; font-size: 32px; }.hero-meta { margin-top: 18px; }.category-tabs { margin-top: 28px; gap: 20px; }.control-row { align-items: stretch; flex-direction: column; gap: 12px; }.control-actions { justify-content: space-between; }.search-box { flex: 1; }.route-grid { grid-template-columns: 1fr; gap: 13px; }.route-media { aspect-ratio: 1.52; }.pose-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }.pose-card, .pose-card img { min-height: 230px; }.schedule-strip { align-items: flex-start; }.schedule-copy span { line-height: 1.45; }.map-canvas { height: 190px; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }
.source-link { color: inherit; text-decoration: none; }.source-link:hover { color: var(--coral); text-decoration: underline; text-underline-offset: 3px; }
.location-link { color: inherit; text-decoration: none; }.location-link:hover { color: var(--forest); text-decoration: underline; text-underline-offset: 3px; }