/* ═══════════════════════════════════════════════════
   拾遗图 · base —— 米白编辑风设计体系
   色板：米白 #FBF9F4 / 深墨 #1A1712 / 朱砂 #B23A1F / 鎏金 #8A6D1F
   字体：Fraunces（西文展示）· Noto Serif SC（中文展示）· Noto Sans SC（正文）
   ═══════════════════════════════════════════════════ */
:root{
  --ink:#FBF9F4;
  --ink-2:#F5F2EA;
  --ink-3:#EAE4D8;
  --sea:#12333d;
  --parch:#1A1712;
  --parch-2:#4A4438;
  --parch-3:#FFFFFF;
  --parch-ink:#1A1712;
  --verm:#B23A1F;
  --verm-deep:#8C2C16;
  --gold:#8A6D1F;
  --teal:#3E6B75;
  --line-d:rgba(26,23,18,.14);
  --line-p:rgba(26,23,18,.12);
  --shadow-pop:0 18px 50px -12px rgba(26,23,18,.18);
  --font-serif:"Noto Serif SC","Songti SC","STSong",serif;
  --font-latin:"Fraunces",Georgia,"Noto Serif SC",serif;
  --font-sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font-family:var(--font-sans);
  background:var(--ink);
  color:var(--parch);
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
.noscript{position:fixed;inset:0;display:grid;place-items:center;background:var(--ink);color:var(--parch);z-index:99}

/* ───────────── 顶栏 ───────────── */
#topbar{
  height:56px;display:flex;align-items:center;gap:20px;
  padding:0 18px;position:relative;z-index:20;
  background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(251,249,244,.86));
  border-bottom:1px solid var(--line-d);
  backdrop-filter:blur(8px);
}
.brand{display:flex;align-items:center;gap:11px;min-width:0}
.brand-mark{width:34px;height:34px;color:var(--parch);flex:none}
.brand-mark .needle{transform-origin:20px 20px;animation:needleSway 9s ease-in-out infinite alternate}
@keyframes needleSway{from{transform:rotate(-7deg)}to{transform:rotate(9deg)}}
.brand-txt h1{
  font-family:var(--font-serif);font-weight:900;font-size:19px;letter-spacing:.14em;
  line-height:1.1;color:var(--parch);
}
.brand-txt span{
  display:block;font-family:var(--font-latin);font-size:9.5px;letter-spacing:.32em;
  color:rgba(26,23,18,.48);margin-top:2px;text-transform:uppercase;
}
.stats{display:flex;gap:10px;margin-left:auto}
.chip{
  display:flex;flex-direction:column;align-items:flex-end;line-height:1.15;
  padding:5px 14px;border:1px solid var(--line-d);border-radius:999px;
  background:rgba(255,255,255,.5);
}
.chip label{font-size:9.5px;letter-spacing:.22em;color:rgba(26,23,18,.5)}
.chip b{font-family:var(--font-latin);font-size:14px;font-weight:700;color:var(--gold)}
.chip:nth-child(2) b{color:var(--parch)}
.chip:nth-child(3) b{color:var(--teal)}
.actions{display:flex;gap:8px}
.tbtn{
  padding:8px 16px;border-radius:8px;border:1px solid var(--line-d);
  font-size:13px;letter-spacing:.08em;color:var(--parch);
  background:rgba(255,255,255,.55);transition:all .18s ease;
}
.tbtn:hover{background:var(--ink-3);border-color:rgba(26,23,18,.3);transform:translateY(-1px)}
.tbtn.ghost{color:rgba(26,23,18,.6)}
.tbtn.ghost:hover{color:var(--verm)}

/* ───────────── 舞台 ───────────── */
#stage{position:fixed;inset:56px 0 0 0;display:flex}
#mapWrap{position:relative;flex:1;min-width:0;overflow:hidden}
#map{position:absolute;inset:0;width:100%;height:100%;display:block;cursor:grab;touch-action:none}
#map.dragging{cursor:grabbing}
#map.hovering{cursor:pointer}
#mapVignette{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(120% 90% at 50% 42%,transparent 55%,rgba(26,23,18,.18) 100%),
    linear-gradient(180deg,rgba(26,23,18,.12),transparent 14%,transparent 88%,rgba(26,23,18,.15));
}

/* 罗盘 */
#compass{
  position:absolute;top:18px;left:18px;width:96px;height:96px;pointer-events:none;
  filter:drop-shadow(0 6px 18px rgba(0,0,0,.5));
}
#compass svg{width:100%;height:100%}
#compass .cneedle{transform-origin:50px 50px;animation:needleSway 7s ease-in-out infinite alternate}
#compass .cN{font-family:var(--font-serif);font-size:10px;fill:var(--parch);font-weight:700}

/* 海图提示 / 缩放控件 */
#mapHint{
  position:absolute;left:50%;bottom:22px;transform:translateX(-50%);
  padding:9px 20px;border-radius:999px;font-size:12.5px;letter-spacing:.12em;
  color:rgba(26,23,18,.85);background:rgba(251,249,244,.78);
  border:1px solid var(--line-d);backdrop-filter:blur(6px);
  transition:opacity 1s ease;pointer-events:none;white-space:nowrap;
}
#mapHint.faded{opacity:0}
#zoomCtl{
  position:absolute;right:18px;bottom:22px;display:flex;flex-direction:column;
  border-radius:10px;overflow:hidden;border:1px solid var(--line-d);
  box-shadow:var(--shadow-pop);
}
#zoomCtl button{
  width:40px;height:40px;font-size:18px;color:var(--parch);
  background:rgba(255,255,255,.9);transition:background .15s;
}
#zoomCtl button:hover{background:var(--ink-3);color:var(--gold)}
#zoomCtl button+button{border-top:1px solid var(--line-d)}

/* 标记悬浮提示 */
#tooltip{
  position:absolute;pointer-events:none;z-index:8;max-width:240px;
  padding:10px 14px;border-radius:10px;
  background:rgba(251,249,244,.94);border:1px solid rgba(138,109,31,.4);
  box-shadow:var(--shadow-pop);transform:translate(-50%,calc(-100% - 16px));
}
#tooltip .tt-name{font-family:var(--font-serif);font-weight:700;font-size:14.5px;letter-spacing:.06em}
#tooltip .tt-guide{font-size:11.5px;color:var(--gold);margin-top:2px}
#tooltip .tt-type{font-size:10px;letter-spacing:.2em;color:rgba(26,23,18,.5);margin-top:4px;text-transform:uppercase}
#tooltip .tt-hint{font-size:10.5px;color:var(--teal);margin-top:5px}

/* 移动端对话 FAB */
#chatFab{
  position:absolute;right:16px;bottom:22px;z-index:9;
  padding:12px 20px;border-radius:999px;
  background:var(--verm);color:var(--parch-3);font-size:13.5px;letter-spacing:.1em;font-weight:700;
  box-shadow:0 10px 26px -6px rgba(178,58,31,.55);
  display:none;
}

/* ───────────── 浮层（开场 / 终章） ───────────── */
.overlay{
  position:fixed;inset:0;z-index:60;display:grid;place-items:center;
  background:
    radial-gradient(90% 90% at 50% 30%,var(--ink-2) 0%,var(--ink) 70%);
  padding:24px;overflow:auto;
}
/* 保险：避免类选择器盖过 hidden 属性的 UA 样式 */
.overlay[hidden]{display:none}
.ov-rings{position:absolute;inset:0;pointer-events:none}
.ov-rings svg{width:min(92vmin,760px);height:min(92vmin,760px);position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}
.ovNeedle{transform-origin:300px 300px;animation:needleSway 12s ease-in-out infinite alternate}
.ov-card{
  position:relative;max-width:520px;width:100%;text-align:center;
  padding:46px 44px 38px;border-radius:16px;
  background:rgba(255,255,255,.6);border:1px solid var(--line-d);
  box-shadow:var(--shadow-pop);backdrop-filter:blur(10px);
}
.ov-kicker{font-family:var(--font-latin);font-size:10px;letter-spacing:.4em;color:var(--gold);text-transform:uppercase}
.ov-title{
  font-family:var(--font-serif);font-weight:900;font-size:56px;letter-spacing:.22em;
  margin:14px 0 2px;color:var(--parch);text-indent:.22em;
}
.ov-title.gold{color:var(--gold)}
.ov-eng{font-family:var(--font-latin);font-size:12px;letter-spacing:.55em;color:rgba(26,23,18,.45);text-indent:.55em;margin-bottom:22px}
.ov-desc{font-size:14px;line-height:2;color:rgba(26,23,18,.82);letter-spacing:.04em}
.ov-nameRow{
  display:flex;align-items:center;justify-content:center;gap:12px;margin:24px 0 6px;
}
.ov-nameRow label{font-size:13px;color:rgba(26,23,18,.6);letter-spacing:.1em}
.ov-nameRow input{
  width:130px;padding:9px 12px;text-align:center;font-size:15px;font-family:var(--font-serif);
  color:var(--parch);background:rgba(251,249,244,.7);border:1px solid rgba(138,109,31,.45);
  border-radius:8px;outline:none;transition:border-color .2s;
}
.ov-nameRow input:focus{border-color:var(--gold)}
.ov-btns{display:flex;gap:12px;justify-content:center;margin-top:20px;flex-wrap:wrap}
.ov-btn{
  padding:13px 34px;border-radius:10px;font-size:14.5px;letter-spacing:.2em;font-weight:700;
  color:var(--parch);border:1px solid rgba(26,23,18,.35);transition:all .2s ease;
}
.ov-btn:hover{transform:translateY(-2px)}
.ov-btn.primary{
  background:linear-gradient(160deg,var(--verm),var(--verm-deep));
  border-color:rgba(255,235,210,.4);color:#fff8ec;
  box-shadow:0 10px 28px -8px rgba(178,58,31,.6);
}
.ov-btn.ghost{color:rgba(26,23,18,.55)}
.ov-how{
  display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:30px;
  padding-top:22px;border-top:1px dashed rgba(26,23,18,.18);
}
.ov-how b{display:block;font-size:12px;color:var(--gold);letter-spacing:.08em;font-weight:700}
.ov-how span{display:block;font-size:11px;color:rgba(26,23,18,.55);margin-top:4px;line-height:1.5}

/* 终章 */
.end-sigil{display:flex;justify-content:center;margin-bottom:10px}
.end-sigil svg{width:110px;height:110px}
.end-sigil path{animation:sigilGlow 4s ease-in-out infinite alternate}
@keyframes sigilGlow{from{opacity:.75}to{opacity:1}}
.end-stats{
  display:flex;justify-content:center;gap:26px;margin:22px 0 6px;
  padding:14px 0;border-top:1px dashed rgba(138,109,31,.3);border-bottom:1px dashed rgba(138,109,31,.3);
}
.end-stats .es{display:flex;flex-direction:column;gap:4px}
.end-stats .es b{font-family:var(--font-latin);font-size:24px;font-weight:700;color:var(--gold)}
.end-stats .es span{font-size:11px;letter-spacing:.2em;color:rgba(26,23,18,.55)}

/* ───────────── Toast ───────────── */
#toasts{
  position:fixed;top:68px;left:50%;transform:translateX(-50%);
  z-index:70;display:flex;flex-direction:column;gap:8px;align-items:center;
  pointer-events:none;
}
.toast{
  display:flex;align-items:center;gap:12px;min-width:230px;max-width:min(92vw,420px);
  padding:11px 18px 11px 14px;border-radius:10px;
  background:rgba(255,255,255,.95);border:1px solid var(--line-d);
  border-left:3px solid var(--gold);box-shadow:var(--shadow-pop);
  animation:toastIn .35s cubic-bezier(.2,.9,.3,1.2);
}
.toast.out{animation:toastOut .3s ease forwards}
.toast .t-ic{
  width:30px;height:30px;flex:none;display:grid;place-items:center;border-radius:8px;
  background:rgba(138,109,31,.14);color:var(--gold);font-size:15px;
}
.toast .t-body{min-width:0}
.toast .t-title{font-size:13px;font-weight:700;letter-spacing:.05em}
.toast .t-sub{font-size:11.5px;color:rgba(26,23,18,.6);margin-top:1px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.toast.verm{border-left-color:var(--verm)} .toast.verm .t-ic{background:rgba(178,58,31,.16);color:#8C2C16}
.toast.teal{border-left-color:var(--teal)} .toast.teal .t-ic{background:rgba(77,138,150,.16);color:var(--teal)}
@keyframes toastIn{from{opacity:0;transform:translateY(-14px) scale(.96)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateY(-10px) scale(.97)}}

/* ───────────── 响应式 ───────────── */
@media (max-width:1100px){
  .chip{padding:4px 10px}
  .brand-txt span{display:none}
  .ov-how{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  #topbar{gap:10px;padding:0 12px}
  .stats .chip:nth-child(3){display:none}
  .tbtn{padding:7px 11px;font-size:12px}
  .ov-card{padding:34px 24px 28px}
  .ov-title{font-size:42px}
  #compass{width:70px;height:70px;top:12px;left:12px}
  #mapHint{bottom:86px;font-size:11px}
  #chatFab{display:block}
}
@media (prefers-reduced-motion:reduce){
  .brand-mark .needle,#compass .cneedle,.ovNeedle,.end-sigil path{animation:none}
}


::selection{background:var(--verm);color:#FBF9F4}