:root{
  --ink:#050706;--paper:#f6f6f6;--text:#111;--muted:#667;--muted2:#94a3b8;
  --signal:#00c864;--signal2:#00ff8a;--hot:#ff5a36;--glass:rgba(0,0,0,.48);
  --line:rgba(255,255,255,.12);--line2:rgba(0,0,0,.08);
  --font:"PingFang SC","Microsoft YaHei","Segoe UI",system-ui,sans-serif;
  --mono:"SF Mono","Cascadia Code",Consolas,monospace;
  --safe:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overscroll-behavior:none}
body{font-family:var(--font);background:#010202;color:#fff;overflow:hidden;-webkit-tap-highlight-color:transparent}
button,input{font:inherit;border:0;background:none;outline:none;color:inherit}
button{cursor:pointer}

.no-sb,.sheet-body,.hot-scroll,.country-menu,.view-scroll{scrollbar-width:none;-ms-overflow-style:none}
.no-sb::-webkit-scrollbar,.sheet-body::-webkit-scrollbar,.hot-scroll::-webkit-scrollbar,
.country-menu::-webkit-scrollbar,.view-scroll::-webkit-scrollbar{width:0;height:0;display:none}

#app{
  width:min(100vw,430px);height:100dvh;margin:0 auto;position:relative;overflow:hidden;background:var(--ink);
}
@media(min-width:480px){
  body{display:grid;place-items:center;padding:12px}
  #app{height:min(900px,calc(100dvh - 24px));border-radius:28px;box-shadow:0 0 0 1px rgba(255,255,255,.08)}
}

.map-layer{position:absolute;inset:0;background:#0a1410}
#mapCanvas{width:100%;height:100%;display:block;touch-action:none;cursor:grab}
#mapCanvas.dragging{cursor:grabbing}
.map-fade{position:absolute;inset:0;pointer-events:none;background:radial-gradient(circle at 50% 40%,rgba(0,255,138,.06),transparent 35%),linear-gradient(180deg,rgba(0,0,0,.35),transparent 28%,rgba(0,0,0,.2))}
.map-ring{position:absolute;left:50%;top:40%;width:72px;height:72px;margin:-36px 0 0 -36px;border:2px solid rgba(255,255,255,.7);border-radius:50%;pointer-events:none;z-index:2;display:grid;place-items:center}
.map-ring i{width:6px;height:6px;border-radius:50%;background:#fff}

.topbar{position:absolute;top:0;left:0;right:0;z-index:20;padding:10px 12px;display:flex;flex-direction:column;gap:8px;pointer-events:none}
.topbar>*{pointer-events:auto}
.brand-row{display:flex;align-items:center;justify-content:space-between;gap:8px}
.brand{display:flex;align-items:center;gap:10px;background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:999px;padding:6px 12px 6px 8px}
.brand-mark{width:30px;height:30px;border-radius:50%;background:radial-gradient(circle at 35% 30%,var(--signal2),var(--signal),#003d20)}
.brand b{font-size:13px;display:block;letter-spacing:.04em}
.brand span{font-size:10px;color:rgba(255,255,255,.55);display:block}
.glass-btn{height:36px;min-width:40px;padding:0 12px;border-radius:999px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(12px);font-size:12px}
.glass-btn.on{color:var(--signal2);border-color:rgba(0,200,100,.45)}
.filter-row{display:flex;gap:8px}
.search-wrap{flex:1;display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;background:var(--glass);border:1px solid var(--line);border-radius:999px;backdrop-filter:blur(12px)}
.search-wrap svg{width:15px;height:15px;stroke:rgba(255,255,255,.55);fill:none;stroke-width:2}
.search-wrap input{flex:1;min-width:0;color:#fff}
.search-wrap input::placeholder{color:rgba(255,255,255,.4)}
.country-btn{height:40px;padding:0 12px;border-radius:999px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(12px);font-size:12px;max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.nav{
  position:absolute;left:0;right:0;z-index:28;top:96px;display:flex;justify-content:center;gap:6px;padding:0 12px;
}
.nav button{
  height:36px;padding:0 16px;border-radius:999px;font-size:13px;
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(12px);color:rgba(255,255,255,.8);
}
.nav button[aria-selected="true"]{background:var(--signal);border-color:var(--signal);color:#04140c;font-weight:700}

/* main content panel — hot home or map sheet */
.main-panel{
  position:absolute;left:0;right:0;bottom:0;z-index:30;
  height:var(--panel-h,52%);min-height:240px;max-height:72%;
  background:var(--paper);color:var(--text);border-radius:18px 18px 0 0;
  box-shadow:0 -12px 40px rgba(0,0,0,.45);display:flex;flex-direction:column;
  transition:height .22s ease;
}
.grip{width:40px;height:4px;border-radius:99px;background:rgba(0,0,0,.14);margin:8px auto 4px;flex-shrink:0}
.panel-head{padding:4px 14px 10px;border-bottom:1px solid var(--line2);flex-shrink:0;display:flex;align-items:flex-start;gap:8px}
.panel-head .meta{flex:1;min-width:0}
.panel-head h2{font-size:18px;font-weight:700;letter-spacing:-.02em}
.panel-head p{font-size:12px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.panel-head .tools{display:flex;gap:6px}
.tool{width:34px;height:34px;border-radius:10px;background:rgba(0,0,0,.05);display:grid;place-items:center;font-size:14px;color:#333}
.body-scroll{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:10px 12px 16px;overscroll-behavior:contain}

.section-title{font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--muted);text-transform:uppercase;margin:4px 0 8px;display:flex;justify-content:space-between;align-items:center}
.section-title span{font-family:var(--mono);font-weight:500;letter-spacing:0;text-transform:none}

.hot-scroll{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;margin-bottom:12px}
.hot-card{
  flex:0 0 78%;max-width:280px;background:#fff;border-radius:14px;border:1px solid var(--line2);padding:12px;text-align:left;
}
.hot-card h3{font-size:15px;margin-bottom:4px}
.hot-card p{font-size:12px;color:var(--muted);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-card .tags{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}
.hot-card .tags span{font-family:var(--mono);font-size:10px;padding:2px 6px;border-radius:4px;background:rgba(0,200,100,.14);color:#0d3b24}
.hot-card .acts{display:flex;gap:8px}
.btn-s{height:34px;padding:0 12px;border-radius:999px;font-size:12px;font-weight:600}
.btn-s.pri{background:#111;color:var(--signal2)}
.btn-s.gh{border:1px solid var(--line2);color:#333}

.grid-places{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}
.place-tile{
  background:#fff;border:1px solid var(--line2);border-radius:12px;padding:10px;text-align:left;min-height:72px;
}
.place-tile .n{font-size:13px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.place-tile .s{font-size:11px;color:var(--muted);margin-top:4px}
.place-tile .c{font-family:var(--mono);font-size:11px;color:#0a7a40;margin-top:6px}

.st-item{
  display:grid;grid-template-columns:auto 1fr auto auto;gap:10px;align-items:center;width:100%;text-align:left;
  padding:10px 8px;border-radius:12px;min-height:56px;color:var(--text);
}
.st-item:active{background:rgba(0,0,0,.04)}
.st-item.active{background:#111;color:#fff}
.st-item.active .sub{color:rgba(255,255,255,.6)}
.st-item .ico{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:rgba(0,200,100,.12);color:#0a7a40;font-size:11px;font-weight:700}
.st-item.active .ico{background:var(--signal);color:#04140c}
.st-item .name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.st-item .sub{font-size:11px;color:var(--muted);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.st-item .play{width:36px;height:36px;border-radius:50%;background:#111;color:var(--signal);display:grid;place-items:center;font-size:12px}
.st-item.active .play{background:var(--signal);color:#04140c}

.empty{padding:24px 12px;text-align:center;color:var(--muted);font-size:13px;line-height:1.6}
.empty b{color:var(--text)}
.loading{display:flex;align-items:center;gap:8px;justify-content:center;padding:20px;color:var(--muted);font-size:13px}
.spinner{width:15px;height:15px;border:2px solid rgba(0,0,0,.1);border-top-color:var(--signal);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.main-panel{transition:none}.spinner{animation:none}}

.map-zoom{position:absolute;right:10px;top:140px;z-index:22;display:flex;flex-direction:column;gap:8px}
.map-zoom button{width:40px;height:40px;border-radius:10px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(12px);font-size:18px;color:#fff}

.country-menu{
  position:absolute;top:96px;left:12px;right:12px;z-index:50;max-height:42vh;overflow:auto;
  background:#fff;color:var(--text);border-radius:14px;box-shadow:0 16px 40px rgba(0,0,0,.4);padding:6px;display:none;
}
.country-menu.show{display:block}
.country-menu button{width:100%;text-align:left;padding:10px 12px;border-radius:10px;font-size:13px;color:var(--text)}
.country-menu button:hover{background:rgba(0,0,0,.05)}

.player{
  position:absolute;left:8px;right:8px;bottom:calc(8px + var(--safe));z-index:40;
  background:rgba(246,246,246,.97);color:var(--text);border-radius:16px;
  box-shadow:0 8px 28px rgba(0,0,0,.35);padding:8px 10px 10px;border:1px solid rgba(0,0,0,.06);
}
.player-main{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center}
.pp{width:44px;height:44px;border-radius:50%;background:#111;color:var(--signal);display:grid;place-items:center;font-size:14px}
.pp:disabled{opacity:.35}
.p-meta{min-width:0}
.p-meta strong{display:block;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.p-meta span{display:block;font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.p-meta .st{font-family:var(--mono);font-size:10px;color:#0a7a40;margin-top:2px}
.p-meta .st.err{color:var(--hot)}
.vol-row{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center;margin-top:8px}
.vol-row label{font-size:11px;color:var(--muted);font-family:var(--mono)}
.vol-row .pct{font-family:var(--mono);font-size:11px;color:var(--muted);min-width:32px;text-align:right}
input[type=range].vol{-webkit-appearance:none;appearance:none;width:100%;height:28px;background:transparent}
input[type=range].vol::-webkit-slider-runnable-track{height:4px;border-radius:99px;background:linear-gradient(90deg,var(--signal) var(--fill,80%),rgba(0,0,0,.12) var(--fill,80%))}
input[type=range].vol::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:#fff;border:2px solid var(--signal);margin-top:-7px}
input[type=range].vol::-moz-range-track{height:4px;border-radius:99px;background:rgba(0,0,0,.12)}
input[type=range].vol::-moz-range-progress{height:4px;background:var(--signal);border-radius:99px}
input[type=range].vol::-moz-range-thumb{width:16px;height:16px;border-radius:50%;background:#fff;border:2px solid var(--signal)}

.why-box{background:#fff;border-radius:14px;border:1px solid var(--line2);padding:12px;margin-bottom:10px}
.why-box h3{font-size:16px;margin-bottom:4px}
.why-box .where{font-size:12px;color:var(--muted)}
.why-box ul{margin:8px 0 0 16px;font-size:12px;line-height:1.5;color:#445}
.me-form{display:grid;gap:8px}
.me-form input{height:42px;border-radius:12px;border:1px solid var(--line2);padding:0 12px;background:#fff;color:var(--text)}
.me-form .row{display:flex;gap:8px}
.me-form .row>*{flex:1}
.hint{font-size:11px;color:var(--muted2);font-family:var(--mono)}
.err{font-size:12px;color:var(--hot)}
.ok{font-size:12px;color:#0a7a40}