/* FUN · 设计系统（Apple 风格基线 + FUN 品牌渐变） */
:root{
  --bg:#fbfbfd; --surface:#ffffff; --surface-2:#f5f5f7; --surface-3:#ececed;
  --text:#1d1d1f; --text-2:#58585d; --text-3:#6e6e73;
  --line:rgba(0,0,0,.08); --line-2:rgba(0,0,0,.14);
  --blue:#0071e3; --orange:#ff9f0a; --pink:#ff375f; --purple:#bf5af2; --green:#30d158;
  --grad-fun:linear-gradient(120deg,#ff9f0a 0%,#ff375f 52%,#bf5af2 100%);
  --shadow-1:0 1px 3px rgba(0,0,0,.04);
  --shadow-2:0 4px 16px rgba(0,0,0,.06);
  --shadow-3:0 20px 60px rgba(0,0,0,.10);
  --r-s:12px; --r-m:18px; --r-l:26px; --pill:980px;
  --nav-h:52px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","PingFang SC","Hiragino Sans GB","Helvetica Neue","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:rgba(255,55,95,.18)}
/* 键盘可达性：焦点环统一可见（2px + 2px 偏移），鼠标点击不显示 */
:focus{outline:none}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px;border-radius:4px}
.nav-gh:focus-visible,.btn:focus-visible{outline-color:var(--text)}
.btn:focus-visible{outline-offset:3px}

/* ---------- 导航（毛玻璃） ---------- */
.nav{position:fixed;inset:0 0 auto 0;height:var(--nav-h);z-index:1000;
  background:rgba(251,251,253,.78);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent;transform:translateY(-100%);transition:transform .45s cubic-bezier(.22,1,.36,1),border-color .3s}
.nav.show{transform:none;border-bottom-color:var(--line)}
.nav-in{max-width:1120px;margin:0 auto;height:100%;display:flex;align-items:center;gap:26px;padding:0 22px}
.nav-logo{font-weight:800;font-size:19px;letter-spacing:-.02em;display:flex;align-items:center;gap:8px}
.nav-logo i{width:9px;height:9px;border-radius:50%;background:var(--grad-fun);display:inline-block}
.nav-links{display:flex;gap:24px;margin-left:auto;font-size:13px;color:var(--text-2)}
.nav-links a{transition:color .2s}.nav-links a:hover{color:var(--text)}
.nav-gh{font-size:12px;font-weight:600;color:#fff!important;background:var(--text);padding:6px 14px;border-radius:var(--pill)}
@media(max-width:760px){.nav-links a:not(.nav-gh){display:none}}

/* ---------- HERO ---------- */
.hero{height:100svh;min-height:620px;position:relative;display:flex;flex-direction:column;
  align-items:center;justify-content:center;overflow:hidden;background:var(--bg)}
.blob{position:absolute;border-radius:50%;filter:blur(100px);pointer-events:none}
.blob-a{width:56vw;height:56vw;left:-14vw;top:-18vw;background:radial-gradient(circle,rgba(255,159,10,.16),transparent 65%)}
.blob-b{width:52vw;height:52vw;right:-16vw;bottom:-20vw;background:radial-gradient(circle,rgba(191,90,242,.14),transparent 65%)}
.blob-c{width:34vw;height:34vw;right:8vw;top:-10vw;background:radial-gradient(circle,rgba(255,55,95,.10),transparent 65%)}
.hero-in{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;text-align:center;padding:0 22px;will-change:transform,opacity}
.hero-kicker{font-size:13px;font-weight:600;letter-spacing:.34em;color:var(--text-2);text-transform:uppercase;margin-bottom:4px}
.hero-kicker b{color:transparent;background:var(--grad-fun);-webkit-background-clip:text;background-clip:text}
.fun-word{font-size:clamp(6.5rem,23vw,19rem);font-weight:900;line-height:.82;letter-spacing:-.055em;
  display:flex;align-items:baseline;user-select:none;margin:6px 0 2px}
.fun-word span{display:inline-block;animation:letter-in 1s cubic-bezier(.22,1.4,.36,1) backwards}
.fun-word .f{animation-delay:.05s}
.fun-word .u{animation-delay:.18s;transform:rotate(-5deg) translateY(.02em)}
.fun-word .n{animation-delay:.31s;transform:rotate(2.5deg);
  background:var(--grad-fun);-webkit-background-clip:text;background-clip:text;color:transparent}
.fun-word .dot{width:.16em;height:.16em;border-radius:50%;background:var(--orange);
  margin-left:.07em;animation:letter-in .8s cubic-bezier(.22,1.4,.36,1) .48s backwards,dot-pulse 2.2s ease-in-out 1.4s infinite}
@keyframes letter-in{from{opacity:0;transform:translateY(.42em) scale(.6) rotate(-8deg)}to{opacity:1}}
@keyframes dot-pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.35)}}
.hero-tag{font-size:clamp(1.15rem,2.6vw,1.7rem);font-weight:700;letter-spacing:-.01em;margin-top:14px}
.hero-tag em{font-style:normal;color:transparent;background:var(--grad-fun);-webkit-background-clip:text;background-clip:text}
.hero-sub{font-size:clamp(.95rem,1.6vw,1.12rem);color:var(--text-2);margin-top:12px;max-width:34em}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;justify-content:center}
.btn{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;
  padding:13px 30px;border-radius:var(--pill);transition:.25s;cursor:pointer;border:none}
.btn-p{background:var(--text);color:#fff}.btn-p:hover{background:#000;transform:scale(1.03)}
.btn-g{background:rgba(0,0,0,.05);color:var(--text)}.btn-g:hover{background:rgba(0,0,0,.09)}
.hero-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-3);font-size:12px;letter-spacing:.18em}
.hero-hint .mouse{width:24px;height:38px;border:1.5px solid var(--text-3);border-radius:12px;position:relative}
.hero-hint .mouse::after{content:"";position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:var(--text-3);animation:wheel 1.8s infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}70%{transform:translateY(12px);opacity:0}100%{opacity:0}}
.scroll-progress{position:fixed;top:0;left:0;height:2.5px;background:var(--grad-fun);z-index:1001;width:0}

/* ---------- 主内容（滑片覆盖 hero） ---------- */
.sheet{position:relative;z-index:5;background:var(--bg);border-radius:42px 42px 0 0;margin-top:-42px;
  box-shadow:0 -24px 80px rgba(0,0,0,.10)}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
section{padding:96px 0 8px}
.sec-label{font-size:13px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:transparent;background:var(--grad-fun);-webkit-background-clip:text;background-clip:text;margin-bottom:10px}
.sec-title{font-size:clamp(1.9rem,4vw,2.9rem);font-weight:800;letter-spacing:-.03em;line-height:1.12}
.sec-desc{font-size:1.05rem;color:var(--text-2);margin-top:12px;max-width:46em}
.sec-head{margin-bottom:40px}

/* ---------- 统计条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}
.stat{background:var(--surface);border-radius:var(--r-l);padding:30px 26px;box-shadow:var(--shadow-1);
  border:1px solid var(--line);transition:.3s}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.stat b{font-size:clamp(2rem,3.4vw,2.9rem);font-weight:800;letter-spacing:-.03em;display:block;
  background:var(--grad-fun);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:13.5px;color:var(--text-2);margin-top:4px;display:block}
@media(max-width:860px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- 搜索与筛选 ---------- */
.toolbar{position:sticky;top:var(--nav-h);z-index:50;background:rgba(251,251,253,.85);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);padding:14px 0;margin:0 -22px;padding-left:22px;padding-right:22px}
.search-row{display:flex;gap:12px;align-items:center}
.search-box{flex:1;display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--pill);padding:11px 20px;box-shadow:var(--shadow-1);transition:.25s}
.search-box:focus-within{border-color:var(--text-3);box-shadow:var(--shadow-2)}
.search-box input{flex:1;border:none;outline:none;font-size:15.5px;font-family:var(--font);background:transparent;color:var(--text)}
.search-box kbd{font-family:var(--mono);font-size:11px;color:var(--text-3);border:1px solid var(--line-2);border-radius:6px;padding:2px 7px}
.dice{background:var(--surface);border:1px solid var(--line);border-radius:var(--pill);padding:11px 18px;
  font-size:14px;font-weight:600;color:var(--text-2);cursor:pointer;box-shadow:var(--shadow-1);transition:.2s;white-space:nowrap}
.dice:hover{color:var(--text);box-shadow:var(--shadow-2)}
.chips{display:flex;gap:8px;overflow-x:auto;padding:12px 2px 4px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{white-space:nowrap;font-size:13.5px;font-weight:500;padding:7px 16px;border-radius:var(--pill);
  background:var(--surface);border:1px solid var(--line);color:var(--text-2);cursor:pointer;transition:.2s}
.chip:hover{border-color:var(--text-3);color:var(--text)}
.chip.on{background:var(--text);border-color:var(--text);color:#fff}

/* ---------- 城市卡片 ---------- */
.city-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(246px,1fr));gap:14px;margin-top:20px}
.city-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:20px;
  box-shadow:var(--shadow-1);transition:.28s cubic-bezier(.22,1,.36,1);display:flex;flex-direction:column;gap:10px}
.city-card:hover{transform:translateY(-4px) scale(1.008);box-shadow:var(--shadow-3);border-color:transparent}
.cc-top{display:flex;align-items:baseline;justify-content:space-between;gap:8px}
.cc-name{font-size:20px;font-weight:700;letter-spacing:-.01em}
.cc-prov{font-size:12px;color:var(--text-3);white-space:nowrap}
.cc-poi{font-size:13px;color:var(--text-2)}
.cc-poi b{color:var(--text);font-weight:700}
.gradebar{display:flex;height:6px;border-radius:3px;overflow:hidden;background:var(--surface-3)}
.gradebar i{display:block;height:100%}
.g-s{background:var(--grad-fun)}.g-a{background:var(--blue)}.g-b{background:#8e8e93}.g-c{background:#d2d2d7}
.cc-dims{display:flex;flex-wrap:wrap;gap:5px}
.dim-tag{font-size:11.5px;color:var(--text-2);background:var(--surface-2);border-radius:6px;padding:2.5px 8px}
.cc-foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:6px}
.cc-go{font-size:13px;font-weight:600;color:var(--blue)}
.cc-go::after{content:" →";transition:.2s}
.city-card:hover .cc-go::after{margin-left:3px}
.empty-hint{grid-column:1/-1;text-align:center;color:var(--text-3);padding:60px 0;font-size:15px}

/* ---------- 商圈/美食卡 ---------- */
.dist-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}
.dist-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:22px;
  box-shadow:var(--shadow-1);transition:.28s;display:flex;flex-direction:column;gap:10px}
.dist-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-3);border-color:transparent}
.dc-head{display:flex;align-items:center;gap:10px}
.dc-name{font-size:17.5px;font-weight:700;letter-spacing:-.01em;flex:1}
.grade-badge{font-size:12px;font-weight:800;min-width:26px;height:26px;border-radius:9px;display:inline-flex;
  align-items:center;justify-content:center;padding:0 7px;letter-spacing:0}
.gb-s{background:var(--grad-fun);color:#fff}
.gb-a{background:var(--blue);color:#fff}
.gb-b{background:#8e8e93;color:#fff}
.gb-c{background:transparent;border:1.5px solid var(--line-2);color:var(--text-3)}
.dc-meta{font-size:13px;color:var(--text-2)}
.dc-meta b{color:var(--text)}
.dc-counts{display:flex;flex-wrap:wrap;gap:6px}
.cnt{font-size:12px;background:var(--surface-2);border-radius:7px;padding:3px 9px;color:var(--text-2)}
.cnt b{color:var(--text)}
.dc-city{font-size:12.5px;color:var(--blue);font-weight:600;margin-top:auto;padding-top:4px}

.food-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(228px,1fr));gap:14px}
.food-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;
  box-shadow:var(--shadow-1);transition:.28s;display:flex;flex-direction:column}
.food-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-3);border-color:transparent}
.food-img{aspect-ratio:4/3;background:linear-gradient(135deg,#f5f5f7,#ececed);position:relative;overflow:hidden}
.food-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.food-card:hover .food-img img{transform:scale(1.05)}
.food-img .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:44px;font-weight:800;color:#d2d2d7}
.food-img .rt{position:absolute;left:10px;top:10px;background:rgba(0,0,0,.72);backdrop-filter:blur(8px);
  color:#fff;font-size:12.5px;font-weight:700;border-radius:8px;padding:3px 9px}
.food-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:5px;flex:1}
.food-name{font-size:15.5px;font-weight:700;letter-spacing:-.01em;line-height:1.3}
.food-type{font-size:12px;color:var(--text-3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.food-foot{display:flex;justify-content:space-between;align-items:center;margin-top:auto;padding-top:6px}
.food-avg{font-size:13px;font-weight:700;color:var(--orange)}

/* ---------- 休闲聚合条 ---------- */
.play-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:860px){.play-grid{grid-template-columns:1fr}}
.play-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:26px;box-shadow:var(--shadow-1)}
.play-card h3{font-size:17px;font-weight:700;margin-bottom:16px}
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;font-size:13px}
.bar-row .lb{width:112px;color:var(--text-2);text-align:right;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-row .track{flex:1;height:10px;background:var(--surface-3);border-radius:5px;overflow:hidden}
.bar-row .fill{height:100%;border-radius:5px;background:var(--grad-fun)}
.bar-row .vl{width:44px;font-weight:700;font-size:12.5px}

/* ---------- 数据接口 ---------- */
.api-table{width:100%;border-collapse:collapse;background:var(--surface);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--shadow-1);border:1px solid var(--line);font-size:14px}
.api-table th{background:var(--surface-2);text-align:left;padding:12px 16px;font-size:12.5px;color:var(--text-2);font-weight:600}
.api-table td{padding:13px 16px;border-top:1px solid var(--line);vertical-align:top}
.api-table code,.code{font-family:var(--mono);font-size:12.8px;background:var(--surface-2);border-radius:7px;padding:2.5px 8px;color:#c2410c}
.api-table a{color:var(--blue)}
pre.code{display:block;padding:18px 20px;line-height:1.65;overflow-x:auto;white-space:pre;color:var(--text)}
pre.code .cm{color:var(--text-3)}
pre.code .st{color:var(--green)}
pre.code .kw{color:var(--purple);font-weight:600}
.copy-btn{font-size:12px;font-weight:600;color:var(--blue);background:transparent;border:1px solid var(--line-2);
  border-radius:8px;padding:4px 12px;cursor:pointer;transition:.2s;margin-left:8px;white-space:nowrap}
.copy-btn:hover{background:var(--surface-2)}
.note-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:20px 24px;
  font-size:14px;color:var(--text-2);box-shadow:var(--shadow-1)}
.note-box b{color:var(--text)}
.note-box ul{margin:8px 0 0 18px}
.note-box li{margin:4px 0}

/* ---------- 数据调用入口 ---------- */
.api-entry{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  box-shadow:var(--shadow-2);padding:22px 24px;margin-bottom:18px}
.api-entry-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap}
.aeh-kicker{font-size:11.5px;font-weight:700;letter-spacing:.14em;color:var(--blue);margin-bottom:10px}
.aeh-base{display:flex;align-items:center;gap:6px;background:var(--surface-2);border:1px solid var(--line);
  border-radius:12px;padding:9px 12px 9px 14px;width:fit-content;max-width:100%}
.aeh-base code{font-family:var(--mono);font-size:15px;font-weight:600;color:var(--text);word-break:break-all}
.aeh-left{flex:1 1 320px;min-width:0}
.aeh-tip{font-size:13px;color:var(--text-2);margin-top:10px;max-width:46em}
.api-try{flex-shrink:0;background:var(--grad-fun);color:#fff;border:0;border-radius:var(--pill);
  padding:11px 22px;font-size:14px;font-weight:700;cursor:pointer;transition:.2s;
  box-shadow:0 4px 14px rgba(255,55,95,.28);font-family:var(--font)}
.api-try:hover{transform:scale(1.04)}
.api-try:disabled{opacity:.55;cursor:default;transform:none}
/* 两个全量文件卡片：并列双卡，格式色区分，超大幽灵字符作背景层 */
.aq-files{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}
.aq-file{position:relative;overflow:hidden;isolation:isolate;display:flex;flex-direction:column;gap:9px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-m);
  padding:18px 20px 16px;text-decoration:none;color:inherit;
  transition:transform .28s cubic-bezier(.16,1,.3,1),box-shadow .28s,border-color .28s,background .28s}
.aq-file::before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .28s;
  background:radial-gradient(120% 92% at 100% 0%,rgba(0,113,227,.11),transparent 62%)}
.aq-file::after{content:"{ }";position:absolute;right:-10px;bottom:-30px;font-family:var(--mono);
  font-size:92px;font-weight:700;line-height:1;letter-spacing:-.06em;color:rgba(0,0,0,.035);
  pointer-events:none;user-select:none}
.aq-file.md::before{background:radial-gradient(120% 92% at 100% 0%,rgba(48,209,88,.15),transparent 62%)}
.aq-file.md::after{content:"#"}
.aq-file:hover{background:#fff;border-color:rgba(0,113,227,.42);
  transform:translateY(-2px);box-shadow:var(--shadow-2)}
.aq-file.md:hover{border-color:rgba(48,209,88,.48)}
.aq-file:hover::before{opacity:1}
.aq-file-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.aq-tag{font-size:10.5px;font-weight:800;letter-spacing:.12em;border-radius:6px;padding:3px 8px}
.aq-tag.tj{color:#0060c7;background:rgba(0,113,227,.10)}
.aq-tag.tm{color:#1b7a36;background:rgba(48,209,88,.15)}
.aq-size{font-family:var(--mono);font-size:11.5px;color:var(--text-3);white-space:nowrap}
.aq-file>code{font-family:var(--mono);font-size:20px;font-weight:700;letter-spacing:-.02em;color:var(--text)}
.aq-file>p{font-size:12.5px;line-height:1.62;color:var(--text-2)}
.aq-file>p b{color:var(--text);font-weight:700}
.aq-file>p code{font-family:var(--mono);font-size:11.5px;color:var(--text);
  background:rgba(0,0,0,.05);border-radius:4px;padding:1px 4px}
.aq-go{margin-top:auto;padding-top:8px;display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;color:#0060c7;transition:gap .2s}
.aq-file.md .aq-go{color:#1b7a36}
.aq-file:hover .aq-go{gap:11px}
.api-live{margin-top:16px;border:1px dashed var(--line-2);border-radius:12px;padding:14px 16px;background:var(--surface-2)}
.api-live-head{font-family:var(--mono);font-size:12px;color:var(--text-2);margin-bottom:10px}
.api-live-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(108px,1fr));gap:10px}
.alv{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px 12px}
.alv b{display:block;font-size:18px;font-weight:800;letter-spacing:-.02em;color:var(--text)}
.alv span{font-size:11.5px;color:var(--text-3)}
.dd-sub{font-size:11.5px;color:var(--text-3);font-variant-numeric:tabular-nums}
.api-live-err{font-size:13px;color:#b42318;line-height:1.6}
@media(max-width:760px){.aq-files{grid-template-columns:1fr}.api-entry{padding:18px;border-radius:var(--r-m)}
  .aq-file>code{font-size:18px}.api-entry-head{gap:12px}.api-try{width:100%;text-align:center}}

/* ---------- 数据来源 ---------- */
.src-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:860px){.src-grid{grid-template-columns:1fr}}
.src-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:28px;
  box-shadow:var(--shadow-1);transition:.28s;display:flex;flex-direction:column;gap:10px}
.src-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-3)}
.src-ico{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;color:#fff}
.src-card h3{font-size:18px;font-weight:700}
.src-card p{font-size:13.5px;color:var(--text-2);line-height:1.65}
.src-card .role{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--text-3);text-transform:uppercase}
.src-links{margin-top:auto;padding-top:8px;display:flex;gap:14px;font-size:13.5px;font-weight:600}
.src-links a{color:var(--blue)}

/* ---------- 页脚 ---------- */
.footer{margin-top:110px;border-top:1px solid var(--line);background:var(--surface-2)}
.foot-in{max-width:1120px;margin:0 auto;padding:52px 22px 40px;display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
@media(max-width:760px){.foot-in{grid-template-columns:1fr}}
.foot-brand{font-size:26px;font-weight:900;letter-spacing:-.03em}
.foot-brand i{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--grad-fun);margin-left:3px}
.foot-desc{font-size:13px;color:var(--text-2);margin-top:8px;max-width:30em;line-height:1.7}
.foot-col h4{font-size:12.5px;font-weight:700;color:var(--text-3);text-transform:uppercase;letter-spacing:.1em;margin-bottom:12px}
.foot-col a{display:block;font-size:13.5px;color:var(--text-2);margin:7px 0;transition:.2s}
.foot-col a:hover{color:var(--text)}
.foot-base{max-width:1120px;margin:0 auto;padding:0 22px 34px;font-size:12px;color:var(--text-3);line-height:1.7}

/* ---------- 城市页 ---------- */
.city-hero{padding:calc(var(--nav-h) + 54px) 0 30px}
.back-link{font-size:13.5px;color:var(--text-2);font-weight:500;display:inline-flex;gap:6px;margin-bottom:18px;transition:.2s}
.back-link:hover{color:var(--text)}
.city-title-row{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap}
.city-title{font-size:clamp(2.6rem,6vw,4.4rem);font-weight:900;letter-spacing:-.035em;line-height:1}
.city-prov-chip{font-size:14px;font-weight:600;color:var(--text-2);background:var(--surface);
  border:1px solid var(--line);border-radius:var(--pill);padding:6px 16px;margin-bottom:8px}
.city-sub{color:var(--text-2);font-size:15px;margin-top:14px;max-width:44em;line-height:1.7}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.metric-chip{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px 16px;
  font-size:13px;color:var(--text-2);box-shadow:var(--shadow-1)}
.metric-chip b{display:block;font-size:19px;font-weight:800;color:var(--text);letter-spacing:-.02em}
.anchor-nav{position:sticky;top:var(--nav-h);z-index:40;background:rgba(251,251,253,.85);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--line);
  display:flex;gap:4px;overflow-x:auto;padding:0 22px;scrollbar-width:none}
.anchor-nav::-webkit-scrollbar{display:none}
.anchor-nav a{white-space:nowrap;font-size:13.5px;font-weight:600;color:var(--text-2);padding:13px 13px;
  border-bottom:2px solid transparent;transition:.2s}
.anchor-nav a:hover,.anchor-nav a.on{color:var(--text);border-bottom-color:var(--pink)}
.anchor-nav-in{max-width:1120px;margin:0 auto;display:flex;gap:4px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);
  padding:28px;box-shadow:var(--shadow-1);margin-bottom:16px}
.panel h3{font-size:19px;font-weight:800;letter-spacing:-.01em;margin-bottom:6px}
.panel .p-desc{font-size:13.5px;color:var(--text-2);margin-bottom:18px;line-height:1.65}
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.kv div{background:var(--surface-2);border-radius:12px;padding:12px 16px;font-size:13px;color:var(--text-2)}
.kv div b{display:block;font-size:16px;color:var(--text);font-weight:700}
.dist-detail{border-top:1px solid var(--line);padding:18px 0}
.dist-detail:first-of-type{border-top:none;padding-top:4px}
.dd-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.dd-name{font-size:16.5px;font-weight:700}
.dd-facts{display:flex;flex-wrap:wrap;gap:5px;margin:6px 0}
.fact{font-size:12px;color:var(--text-2);background:var(--surface-2);border-radius:7px;padding:2.5px 9px}
.mix-bar{display:flex;height:8px;border-radius:4px;overflow:hidden;margin:10px 0 4px;background:var(--surface-3)}
.mix-bar i{height:100%}
.mix-legend{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--text-2)}
.mix-legend span{display:inline-flex;align-items:center;gap:5px}
.mix-legend i{width:8px;height:8px;border-radius:3px;display:inline-block}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-m);background:var(--surface);box-shadow:var(--shadow-1)}
table.dt{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px}
table.dt th{background:var(--surface-2);text-align:left;padding:10px 14px;font-size:12.5px;color:var(--text-2);font-weight:600;white-space:nowrap}
table.dt td{padding:10px 14px;border-top:1px solid var(--line);vertical-align:top}
table.dt tr:hover td{background:#fafafc}
.td-name{font-weight:600;white-space:nowrap}
.td-sub{color:var(--text-3);font-size:12px}
.mark-ok{color:var(--green);font-weight:700}
.mark-warn{color:var(--orange);font-weight:700}
.mark-bad{color:var(--pink);font-weight:700}
.api-box{background:#1d1d1f;color:#f5f5f7;border-radius:var(--r-l);padding:26px 28px;display:flex;
  flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.api-box .ab-t{font-size:15px;font-weight:700}
.api-box .ab-d{font-size:12.5px;color:#aeaeb2;margin-top:3px}
.api-box code{font-family:var(--mono);font-size:12.5px;background:rgba(255,255,255,.1);border-radius:8px;
  padding:8px 14px;color:#ffd60a;display:block;margin-top:8px;word-break:break-all}
.ab-links{display:flex;gap:10px;flex-wrap:wrap}
.ab-btn{font-size:13px;font-weight:600;color:#1d1d1f;background:#f5f5f7;border-radius:var(--pill);
  padding:9px 20px;transition:.2s;white-space:nowrap}
.ab-btn:hover{background:#fff;transform:scale(1.04)}
.ab-btn.ghost{background:transparent;color:#f5f5f7;border:1px solid rgba(255,255,255,.25)}
.ab-btn.ghost:hover{background:rgba(255,255,255,.1)}
.sec-block{padding-top:64px}
.poi-bars{display:flex;flex-direction:column;gap:7px}
.poi-bar{display:flex;align-items:center;gap:10px;font-size:13px}
.poi-bar .lb{width:96px;text-align:right;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.poi-bar .track{flex:1;height:14px;background:var(--surface-2);border-radius:4px;overflow:hidden}
.poi-bar .fill{height:100%;background:linear-gradient(90deg,#ff9f0a,#ff375f);border-radius:4px}
.poi-bar .vl{width:64px;color:var(--text-2);font-size:12.5px}
.assoc-block{border:1px solid var(--line);border-radius:var(--r-m);padding:18px 20px;margin-bottom:12px;background:var(--surface-2)}
.assoc-block h4{font-size:15px;font-weight:700;display:flex;justify-content:space-between;align-items:baseline}
.assoc-block h4 small{font-size:12px;color:var(--text-3);font-weight:500}
.assoc-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.assoc-tag{font-size:12.5px;background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:4px 10px;color:var(--text-2)}
.assoc-tag b{color:var(--text);font-weight:600}
.assoc-tag .w{color:var(--orange)}

/* ---------- 进场动画 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}.reveal[data-d="4"]{transition-delay:.32s}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}
  .fun-word span,.fun-word .dot{animation:none}
  .aq-file,.aq-file:hover,.aq-go,.aq-file:hover .aq-go,.api-try:hover{transform:none;transition:none;gap:6px}}

/* ---------- 省份页 ---------- */
.prov-hero{padding:calc(var(--nav-h) + 64px) 0 24px}
.prov-title{font-size:clamp(2.4rem,5.5vw,4rem);font-weight:900;letter-spacing:-.035em}
.prov-stats{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
.doc-hero{padding:calc(var(--nav-h) + 64px) 0 10px}
.doc-body{font-size:15px;color:var(--text);line-height:1.75}
.doc-body h2{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;margin:44px 0 14px}
.doc-body h3{font-size:1.15rem;font-weight:700;margin:28px 0 10px}
.doc-body p{margin:10px 0;color:var(--text-2);max-width:46em}
.doc-body ul{margin:10px 0 10px 20px;color:var(--text-2)}
.doc-body li{margin:5px 0}
.doc-body table{width:100%;border-collapse:collapse;margin:14px 0;font-size:13.5px;background:var(--surface);
  border-radius:var(--r-m);overflow:hidden;box-shadow:var(--shadow-1);border:1px solid var(--line)}
.doc-body th{background:var(--surface-2);text-align:left;padding:11px 15px;font-size:12.5px;color:var(--text-2)}
.doc-body td{padding:11px 15px;border-top:1px solid var(--line);vertical-align:top}
.doc-body code{font-family:var(--mono);font-size:12.8px;background:var(--surface-2);border-radius:6px;padding:2px 7px;color:#c2410c}
.doc-body pre.code{background:#1d1d1f;color:#f5f5f7;border-radius:var(--r-m);padding:20px 22px;overflow-x:auto;
  font-size:13px;line-height:1.7;margin:14px 0}
.doc-body pre.code code{background:transparent;color:inherit;padding:0}
.doc-body .callout{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--orange);
  border-radius:var(--r-m);padding:16px 20px;font-size:14px;color:var(--text-2);margin:16px 0}
.doc-body .callout b{color:var(--text)}