/* =========================================================
   世界宗教地图 · World Religion Atlas
   ========================================================= */

:root{
  --ink:#070a0f;
  --panel:#0d131c;
  --panel-2:#111927;
  --panel-3:#151f2e;
  --line:rgba(255,255,255,.075);
  --line-strong:rgba(255,255,255,.14);
  --gold:#d8b25f;
  --gold-soft:#f0d9a4;
  --gold-dim:rgba(216,178,95,.18);
  --text:#ece9e2;
  --muted:#93a0b3;
  --muted-2:#6c7a8d;
  --good:#4fc3a1;
  --radius:14px;
  --shadow:0 24px 60px -20px rgba(0,0,0,.75);
  --serif:"Noto Serif SC","Songti SC","STSong","Source Han Serif SC","SimSun",Georgia,serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--sans);
  font-size:14px;
  line-height:1.5;
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
button,input{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
[hidden]{display:none !important}
code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.92em;color:var(--gold-soft);background:rgba(216,178,95,.09);padding:1px 5px;border-radius:4px}
::selection{background:rgba(216,178,95,.28)}

/* scrollbars */
*{scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.16) transparent}
*::-webkit-scrollbar{width:9px;height:9px}
*::-webkit-scrollbar-thumb{background:rgba(255,255,255,.14);border-radius:99px;border:2px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-track{background:transparent}

/* ---------- shell ---------- */
.app{
  height:100dvh;
  display:flex;
  flex-direction:column;
  background:
    radial-gradient(1200px 600px at 18% -10%,rgba(38,72,108,.28),transparent 60%),
    radial-gradient(900px 500px at 92% 0%,rgba(120,86,32,.12),transparent 60%),
    var(--ink);
}

/* ---------- topbar ---------- */
.topbar{
  flex:0 0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 18px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(12,18,27,.92),rgba(10,15,22,.82));
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  position:relative;
  z-index:40;
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;min-width:0}
.brand-mark{width:34px;height:34px;color:var(--gold);flex:0 0 auto;filter:drop-shadow(0 0 12px rgba(216,178,95,.25))}
.brand-mark svg{stroke:none}
.brand-text{display:flex;flex-direction:column;line-height:1.1;min-width:0}
.brand-text strong{font-family:var(--serif);font-size:17px;font-weight:600;letter-spacing:.08em;white-space:nowrap}
.brand-text small{font-size:8.5px;letter-spacing:.26em;color:var(--muted-2);margin-top:3px;white-space:nowrap}

.search{position:relative;flex:0 1 300px;margin-left:auto;max-width:320px;min-width:150px}
.search-icon{position:absolute;left:12px;top:50%;width:15px;height:15px;transform:translateY(-50%);color:var(--muted-2);stroke-width:1.8;pointer-events:none}
#searchInput{
  width:100%;height:38px;
  padding:0 12px 0 34px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text);
  outline:none;
  font-size:13px;
  transition:border-color .2s,background .2s,box-shadow .2s;
}
#searchInput::placeholder{color:var(--muted-2)}
#searchInput:focus{border-color:rgba(216,178,95,.5);background:rgba(255,255,255,.06);box-shadow:0 0 0 3px rgba(216,178,95,.1)}
#searchInput::-webkit-search-cancel-button{filter:invert(.7)}
.search-results{
  position:absolute;left:0;right:0;top:44px;
  background:var(--panel-2);
  border:1px solid var(--line-strong);
  border-radius:12px;
  box-shadow:var(--shadow);
  padding:5px;
  max-height:340px;overflow:auto;
  z-index:60;
}
.search-results button{
  display:flex;align-items:center;gap:10px;width:100%;
  padding:9px 10px;border-radius:8px;text-align:left;
  font-size:13px;color:var(--text);
}
.search-results button:hover,.search-results button.is-active{background:rgba(216,178,95,.12)}
.search-results .sr-zh{font-weight:600}
.search-results .sr-en{color:var(--muted-2);font-size:11px;margin-left:auto;max-width:50%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.search-results .sr-dot{width:8px;height:8px;border-radius:50%;flex:0 0 auto}
.search-results .sr-empty{padding:14px 12px;color:var(--muted-2);font-size:12.5px}

.segmented{
  display:flex;align-items:center;gap:2px;
  padding:3px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:11px;
  flex:0 0 auto;
}
.seg-btn{
  display:flex;align-items:center;gap:7px;
  height:31px;padding:0 12px;border-radius:8px;
  color:var(--muted);font-size:12.5px;font-weight:500;
  transition:background .18s,color .18s,box-shadow .18s;
  white-space:nowrap;
}
.seg-btn svg{width:15px;height:15px;stroke-width:1.5}
.seg-btn:hover{color:var(--text)}
.seg-btn.is-active{
  background:linear-gradient(180deg,rgba(216,178,95,.22),rgba(216,178,95,.1));
  color:var(--gold-soft);
  box-shadow:inset 0 0 0 1px rgba(216,178,95,.28);
}
.tao-btn{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 15px;border-radius:10px;
  border:1px solid rgba(216,178,95,.32);
  background:linear-gradient(180deg,rgba(216,178,95,.14),rgba(216,178,95,.04));
  color:var(--gold-soft);
  font-size:12.5px;font-weight:600;letter-spacing:.04em;
  flex:0 0 auto;
  transition:all .18s;
}
.tao-btn svg{width:17px;height:17px;stroke-width:1.4}
.tao-btn:hover{background:rgba(216,178,95,.2);border-color:rgba(216,178,95,.55);box-shadow:0 0 22px -6px rgba(216,178,95,.5)}
.tao-btn.is-active{background:var(--gold);color:#10141a;border-color:var(--gold)}

.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;
  color:var(--muted);border:1px solid transparent;
  transition:all .18s;flex:0 0 auto;
}
.icon-btn svg{width:19px;height:19px}
.icon-btn:hover{background:rgba(255,255,255,.06);color:var(--text);border-color:var(--line)}
.only-mobile{display:none}

/* ---------- workspace ---------- */
.workspace{
  flex:1 1 auto;
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  min-height:0;
  position:relative;
}

/* ---------- sidebar ---------- */
.sidebar{
  display:flex;flex-direction:column;
  border-right:1px solid var(--line);
  background:linear-gradient(180deg,rgba(13,19,28,.96),rgba(9,13,20,.96));
  padding:18px 16px 14px;
  overflow-y:auto;
  overflow-x:hidden;
  z-index:30;
  min-height:0;
}
.sidebar-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.sidebar-head h2{font-family:var(--serif);font-size:15px;font-weight:600;letter-spacing:.16em;color:var(--gold-soft)}
.sidebar-note{font-size:11.5px;line-height:1.65;color:var(--muted-2);margin-bottom:14px}

.legend{display:flex;flex-direction:column;gap:1px;margin-bottom:18px}
.legend-item{
  display:flex;align-items:center;gap:9px;
  width:100%;padding:7px 8px;border-radius:8px;
  text-align:left;font-size:12.5px;color:var(--muted);
  border:1px solid transparent;
  transition:all .15s;
}
.legend-item:hover{background:rgba(255,255,255,.045);color:var(--text)}
.legend-item.is-active{background:rgba(216,178,95,.1);border-color:rgba(216,178,95,.3);color:var(--text)}
.legend-item.is-dim{opacity:.42}
.legend-swatch{width:11px;height:11px;border-radius:3px;flex:0 0 auto;box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}
.legend-name{flex:1}
.legend-count{font-size:10px;color:var(--muted-2);font-variant-numeric:tabular-nums}

.sidebar-block{margin-bottom:18px}
.block-title{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:8px}
.block-title span:first-child{font-family:var(--serif);font-size:12.5px;letter-spacing:.12em;color:var(--muted)}
.block-hint{font-size:9.5px;letter-spacing:.12em;color:var(--muted-2);text-transform:uppercase}

.layer-card{
  display:flex;align-items:center;gap:10px;width:100%;
  padding:9px 10px;border-radius:10px;margin-bottom:6px;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  text-align:left;transition:all .18s;
}
.layer-card:hover{border-color:var(--line-strong);background:rgba(255,255,255,.045)}
.layer-card.is-active{border-color:rgba(216,178,95,.4);background:rgba(216,178,95,.08)}
.layer-icon{width:26px;height:26px;color:var(--muted);flex:0 0 auto}
.layer-icon svg{width:21px;height:21px;stroke-width:1.4}
.layer-icon.tao{color:var(--gold)}
.layer-copy{display:flex;flex-direction:column;min-width:0;flex:1}
.layer-copy strong{font-size:12.5px;font-weight:600;color:var(--text)}
.layer-copy small{font-size:10.5px;color:var(--muted-2);margin-top:1px}
.layer-check{width:16px;height:16px;border-radius:50%;border:1px solid var(--line-strong);color:transparent;font-size:10px;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.layer-card.is-active .layer-check{background:var(--gold);border-color:var(--gold);color:#0c1017}

.region-list{display:flex;flex-direction:column;gap:1px;max-height:168px;overflow-y:auto}
.region-list button{
  display:flex;align-items:center;gap:8px;width:100%;
  padding:6px 8px;border-radius:7px;text-align:left;
  font-size:12px;color:var(--muted);
}
.region-list button:hover{background:rgba(255,255,255,.045);color:var(--text)}
.region-list .r-dot{width:6px;height:6px;border-radius:50%;background:var(--gold);flex:0 0 auto;box-shadow:0 0 8px rgba(216,178,95,.8)}
.region-list .r-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.region-list .r-country{font-size:10px;color:var(--muted-2)}

.sidebar-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
.text-btn{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:11.5px;padding:4px 0}
.text-btn svg{width:14px;height:14px}
.text-btn:hover{color:var(--gold-soft)}
.sidebar-foot p{font-size:10px;color:var(--muted-2);margin-top:7px;letter-spacing:.02em}

/* 抽屉遮罩：始终脱离布局，桌面端隐藏 */
.drawer-scrim{
  position:fixed;inset:0;display:none;
  background:rgba(2,5,9,.6);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:.3s;z-index:29;
}

/* ---------- stage ---------- */
.stage{position:relative;min-width:0;overflow:hidden;background:#060b12}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:grab}
.stage canvas.is-grabbing{cursor:grabbing}
.stage canvas.is-pointing{cursor:pointer}
.atmosphere{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(70% 55% at 50% 42%,rgba(48,88,128,.14),transparent 70%),
    radial-gradient(100% 100% at 50% 120%,rgba(0,0,0,.4),transparent 60%);
  mix-blend-mode:screen;
}

.stage-top{position:absolute;top:16px;left:18px;right:18px;display:flex;align-items:center;gap:12px;pointer-events:none}
.zoom-readout{
  font-variant-numeric:tabular-nums;
  font-size:11px;letter-spacing:.08em;
  padding:5px 10px;border-radius:8px;
  background:rgba(10,15,22,.7);border:1px solid var(--line);
  color:var(--muted);backdrop-filter:blur(8px);
}
.stage-hint{
  font-size:10.5px;letter-spacing:.04em;color:var(--muted-2);
  background:rgba(10,15,22,.6);padding:5px 10px;border-radius:8px;
  border:1px solid var(--line);backdrop-filter:blur(8px);
  transition:opacity .6s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}

.map-tools{
  position:absolute;right:16px;bottom:18px;
  display:flex;flex-direction:column;gap:6px;z-index:6;
}
.tool-btn{
  width:38px;height:38px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(13,19,28,.82);
  border:1px solid var(--line);
  color:var(--muted);
  backdrop-filter:blur(10px);
  transition:all .18s;
}
.tool-btn svg{width:17px;height:17px}
.tool-btn:hover{color:var(--text);border-color:var(--line-strong);background:rgba(22,32,46,.92)}
.tool-btn:active{transform:scale(.94)}
.tool-btn.is-on{color:var(--gold);border-color:rgba(216,178,95,.45);background:rgba(216,178,95,.12)}
.tool-btn[hidden]{display:none}

.taoism-legend{
  position:absolute;left:18px;bottom:20px;
  display:flex;align-items:center;gap:8px;
  padding:8px 12px;border-radius:10px;
  background:rgba(10,15,22,.84);border:1px solid var(--line);
  backdrop-filter:blur(10px);font-size:10.5px;color:var(--muted);
}
.taoism-legend .grad{width:92px;height:7px;border-radius:99px;background:linear-gradient(90deg,#2a3038,#7a5c22,#d8b25f,#fff0bf)}
.taoism-legend .low,.taoism-legend .high{font-size:9.5px;color:var(--muted-2)}

.tooltip{
  position:absolute;z-index:8;pointer-events:none;
  transform:translate(-50%,-140%);
  background:rgba(9,14,21,.94);
  border:1px solid var(--line-strong);
  border-radius:9px;
  padding:7px 11px;
  box-shadow:0 10px 30px -10px rgba(0,0,0,.8);
  display:flex;flex-direction:column;gap:1px;
  white-space:nowrap;
  backdrop-filter:blur(8px);
}
.tooltip strong{font-size:12.5px;font-weight:600}
.tooltip span{font-size:10.5px;color:var(--muted)}

/* welcome */
.welcome{
  position:absolute;inset:0;display:grid;place-items:center;z-index:5;
  background:radial-gradient(600px 400px at 50% 45%,rgba(7,10,15,.88),rgba(7,10,15,.35) 70%,transparent);
  transition:opacity .5s,visibility .5s;
  padding:24px;
}
.welcome.is-hidden{opacity:0;visibility:hidden;pointer-events:none}
.welcome-inner{max-width:430px;text-align:center}
.welcome-eyebrow{font-size:9.5px;letter-spacing:.34em;color:var(--gold);display:block;margin-bottom:14px}
.welcome h2{font-family:var(--serif);font-size:clamp(24px,3.4vw,36px);font-weight:600;letter-spacing:.06em;line-height:1.3}
.welcome p{font-size:12.5px;line-height:1.85;color:var(--muted);margin:16px 0 24px}
.primary-btn{
  height:40px;padding:0 26px;border-radius:99px;
  background:linear-gradient(180deg,var(--gold-soft),var(--gold));
  color:#12161d;font-size:13px;font-weight:700;letter-spacing:.08em;
  box-shadow:0 12px 30px -10px rgba(216,178,95,.6);
  transition:transform .18s,box-shadow .18s;
}
.primary-btn:hover{transform:translateY(-1px);box-shadow:0 16px 34px -10px rgba(216,178,95,.7)}

/* ---------- detail panel ---------- */
.detail{
  position:absolute;top:0;right:0;bottom:0;width:min(420px,100%);
  background:linear-gradient(180deg,rgba(15,22,32,.98),rgba(10,15,22,.99));
  border-left:1px solid var(--line-strong);
  box-shadow:-30px 0 70px -30px rgba(0,0,0,.9);
  transform:translateX(102%);
  transition:transform .38s cubic-bezier(.22,.9,.28,1);
  z-index:20;
  display:flex;flex-direction:column;
  backdrop-filter:blur(18px);
}
.detail.is-open{transform:translateX(0)}
.detail-inner{overflow-y:auto;overscroll-behavior:contain;padding:22px 22px 40px;min-height:0}

.detail-close{
  position:absolute;top:14px;right:14px;z-index:3;
  width:32px;height:32px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  color:var(--muted);background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.detail-close:hover{color:var(--text);background:rgba(255,255,255,.09)}

.d-eyebrow{font-size:9.5px;letter-spacing:.26em;color:var(--gold);margin-bottom:8px}
.d-title{font-family:var(--serif);font-size:27px;font-weight:600;letter-spacing:.04em;line-height:1.2;padding-right:36px}
.d-title small{display:block;font-family:var(--sans);font-size:12px;font-weight:400;letter-spacing:.06em;color:var(--muted-2);margin-top:4px}
.d-chips{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0 18px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:99px;
  font-size:10.5px;color:var(--muted);
  background:rgba(255,255,255,.045);border:1px solid var(--line);
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--c,#888);box-shadow:0 0 7px var(--c,transparent)}

.card{
  background:rgba(255,255,255,.025);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:16px;
  margin-bottom:14px;
}
.card h3{
  font-family:var(--serif);font-size:12.5px;font-weight:600;letter-spacing:.16em;
  color:var(--muted);margin-bottom:13px;display:flex;align-items:center;justify-content:space-between;
}
.card h3 .sub{font-family:var(--sans);font-size:10px;letter-spacing:.06em;color:var(--muted-2);font-weight:400}

.stackbar{display:flex;height:11px;border-radius:99px;overflow:hidden;margin-bottom:15px;background:rgba(255,255,255,.04)}
.stackbar span{height:100%;transition:filter .2s}
.stackbar span:hover{filter:brightness(1.25)}

.rel-list{display:flex;flex-direction:column;gap:9px}
.rel-row{display:grid;grid-template-columns:11px 1fr auto;gap:9px;align-items:center;font-size:12px}
.rel-row .dot{width:9px;height:9px;border-radius:3px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.18)}
.rel-row .name{color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rel-row .name em{font-style:normal;color:var(--muted-2);font-size:10px;margin-left:5px}
.rel-row .val{font-variant-numeric:tabular-nums;color:var(--muted);font-size:11.5px}
.rel-bar{grid-column:2 / -1;height:3px;border-radius:99px;background:rgba(255,255,255,.06);overflow:hidden;margin-top:-5px}
.rel-bar i{display:block;height:100%;border-radius:99px;background:var(--c,#888)}

.tao-card{
  border-color:rgba(216,178,95,.28);
  background:
    radial-gradient(120% 100% at 100% 0%,rgba(216,178,95,.13),transparent 60%),
    rgba(216,178,95,.045);
}
.tao-card h3{color:var(--gold-soft)}
.tao-big{display:flex;align-items:baseline;gap:8px;margin-bottom:6px}
.tao-big strong{font-family:var(--serif);font-size:30px;font-weight:600;color:var(--gold-soft);font-variant-numeric:tabular-nums;line-height:1}
.tao-big span{font-size:11px;color:var(--muted)}
.tao-note{font-size:11.5px;line-height:1.75;color:var(--muted);margin-top:8px}
.tao-actions{display:flex;gap:8px;margin-top:13px;flex-wrap:wrap}
.ghost-btn{
  height:32px;padding:0 13px;border-radius:8px;
  border:1px solid var(--line-strong);
  font-size:11.5px;color:var(--muted);
  display:inline-flex;align-items:center;gap:6px;
  transition:all .18s;
}
.ghost-btn:hover{border-color:rgba(216,178,95,.5);color:var(--gold-soft);background:rgba(216,178,95,.08)}
.ghost-btn svg{width:13px;height:13px}

.timeline{position:relative;display:flex;flex-direction:column;gap:15px;padding-left:2px}
.timeline::before{content:"";position:absolute;left:4px;top:6px;bottom:6px;width:1px;background:linear-gradient(180deg,rgba(216,178,95,.5),rgba(216,178,95,.05))}
.tl-item{position:relative;padding-left:20px}
.tl-item::before{
  content:"";position:absolute;left:0;top:5px;width:9px;height:9px;border-radius:50%;
  background:var(--panel);border:1.5px solid rgba(216,178,95,.75);
  box-shadow:0 0 0 3px rgba(216,178,95,.08);
}
.tl-item .tl-year{font-size:10.5px;letter-spacing:.08em;color:var(--gold);margin-bottom:4px;font-variant-numeric:tabular-nums}
.tl-item p{font-size:12px;line-height:1.8;color:var(--muted)}
.tl-item p strong{color:var(--text);font-weight:600}

.fact-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.fact{padding:10px 11px;border-radius:10px;background:rgba(255,255,255,.03);border:1px solid var(--line)}
.fact span{display:block;font-size:9.5px;letter-spacing:.1em;color:var(--muted-2);margin-bottom:3px}
.fact strong{font-size:14px;font-weight:600;font-variant-numeric:tabular-nums}
.fact em{font-style:normal;font-size:10px;color:var(--muted-2);margin-left:3px}

.disclaimer{font-size:10.5px;line-height:1.8;color:var(--muted-2)}
.disclaimer strong{color:var(--muted)}

/* taoism ranking */
.tao-rank{display:flex;flex-direction:column;gap:2px}
.tao-rank button{
  display:grid;grid-template-columns:18px 1fr auto;gap:8px;align-items:center;
  padding:7px 6px;border-radius:7px;text-align:left;width:100%;
}
.tao-rank button:hover{background:rgba(216,178,95,.08)}
.tao-rank .idx{font-size:9.5px;color:var(--muted-2);font-variant-numeric:tabular-nums}
.tao-rank .nm{font-size:12px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tao-rank .nm em{font-style:normal;color:var(--muted-2);font-size:10px;margin-left:5px}
.tao-rank .num{font-size:11px;color:var(--gold-soft);font-variant-numeric:tabular-nums}
.tao-rank .rk-bar{grid-column:2 / -1;height:2px;background:rgba(255,255,255,.05);border-radius:99px;margin-top:-4px;overflow:hidden}
.tao-rank .rk-bar i{display:block;height:100%;background:linear-gradient(90deg,rgba(216,178,95,.35),var(--gold))}
.tao-rank button.is-focus{background:rgba(216,178,95,.14);box-shadow:inset 0 0 0 1px rgba(216,178,95,.32)}
.tao-rank button.is-focus .nm{color:var(--gold-soft)}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:90;display:grid;place-items:center;padding:20px}
.modal-scrim{position:absolute;inset:0;background:rgba(3,6,10,.72);backdrop-filter:blur(6px)}
.modal-card{
  position:relative;width:min(560px,100%);max-height:82dvh;overflow:auto;
  background:linear-gradient(180deg,#111927,#0c121b);
  border:1px solid var(--line-strong);
  border-radius:18px;
  box-shadow:var(--shadow);
  padding:26px 26px 28px;
}
.modal-close{position:absolute;top:14px;right:14px;width:32px;height:32px}
.modal-card h2{font-family:var(--serif);font-size:21px;font-weight:600;letter-spacing:.06em;margin-bottom:6px;padding-right:30px}
.modal-card h3{font-family:var(--serif);font-size:13px;letter-spacing:.1em;color:var(--gold-soft);margin:20px 0 8px}
.modal-card p{font-size:12.5px;line-height:1.85;color:var(--muted);margin-bottom:8px}
.modal-card ul{display:flex;flex-direction:column;gap:6px;margin:8px 0}
.modal-card li{font-size:12px;line-height:1.7;color:var(--muted);padding-left:14px;position:relative}
.modal-card li::before{content:"";position:absolute;left:2px;top:8px;width:4px;height:4px;border-radius:50%;background:var(--gold);opacity:.75}
.modal-card .kbd{font-size:10px;color:var(--muted-2);background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:5px;padding:2px 6px;margin:0 2px}

/* ---------- loading ---------- */
.loading{
  position:fixed;inset:0;z-index:100;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  background:var(--ink);
  transition:opacity .6s,visibility .6s;
}
.loading.is-done{opacity:0;visibility:hidden;pointer-events:none}
.loading-mark{width:54px;height:54px;color:var(--gold);animation:spin 6s linear infinite}
.loading-mark svg{stroke:none}
.loading p{font-size:11px;letter-spacing:.28em;color:var(--muted-2)}
html.skip-intro .loading,html.skip-intro .welcome{display:none !important}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .brand-text small{display:none}
  .search{max-width:240px}
  .workspace{grid-template-columns:232px minmax(0,1fr)}
}

@media (max-width:980px){
  .only-mobile{display:inline-flex}
  .topbar{gap:8px;padding:0 10px;height:58px}
  .brand{gap:8px}
  .brand-mark{width:28px;height:28px}
  .brand-text strong{font-size:14.5px;letter-spacing:.04em}
  .search{flex:1 1 auto;max-width:none;margin-left:4px;min-width:0}
  #searchInput{height:36px;font-size:12px}
  .segmented{display:none}
  .tao-btn{padding:0 11px;height:36px;gap:6px}
  .tao-btn span{display:none}
  .tao-btn svg{width:19px;height:19px}

  .workspace{grid-template-columns:1fr}
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;width:280px;
    transform:translateX(-104%);
    transition:transform .32s cubic-bezier(.22,.9,.28,1);
    box-shadow:30px 0 70px -30px rgba(0,0,0,.9);
    padding-top:16px;
  }
  body.drawer-open .sidebar{transform:translateX(0)}
  .drawer-scrim{display:block}
  body.drawer-open .drawer-scrim{opacity:1;visibility:visible}
  .sidebar-head{margin-bottom:10px}

  .detail{width:100%;top:auto;height:86dvh;border-left:0;border-top:1px solid var(--line-strong);
    border-radius:18px 18px 0 0;transform:translateY(102%);box-shadow:0 -30px 70px -30px rgba(0,0,0,.9)}
  .detail.is-open{transform:translateY(0)}
  .detail::before{
    content:"";position:absolute;top:7px;left:50%;transform:translateX(-50%);
    width:38px;height:4px;border-radius:99px;background:rgba(255,255,255,.18);
  }
  .detail-inner{padding:26px 18px 40px}
  .d-title{font-size:24px}
  .stage-hint{display:none}
  .map-tools{right:12px;bottom:14px}
  .taoism-legend{left:12px;bottom:14px;font-size:10px}
  .taoism-legend .grad{width:60px}
  .welcome-inner{max-width:340px}
  .welcome p{font-size:12px}
  .modal-card{padding:22px 18px 24px}
}

@media (max-width:380px){
  .brand-text strong{font-size:13px}
  .tao-btn{display:none}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}