:root{
  --ink:#3b332c;
  --ink-soft:#6d6154;
  --silk:#e7dcc4;
  --silk-deep:#cbb894;
  --vermilion:#9e3b2e;
  --gold:#b08a45;
  --veil:rgba(232,220,196,.86);
  --serif:"Songti SC","STSong","Source Han Serif SC","Noto Serif SC","SimSun",serif;
  /* 刘海与手势条 */
  --sat:env(safe-area-inset-top,0px);
  --sar:env(safe-area-inset-right,0px);
  --sab:env(safe-area-inset-bottom,0px);
  --sal:env(safe-area-inset-left,0px);
}

*{box-sizing:border-box;}

html,body{height:100%;}

body{
  margin:0;
  background:#171310;
  color:var(--ink);
  font-family:var(--serif);
  overflow:hidden;
  -webkit-font-smoothing:antialiased;
  -webkit-tap-highlight-color:transparent;
}

.stage{
  position:fixed;
  inset:0;
  overflow:hidden;
  background:#171310;
  cursor:grab;
  touch-action:none;
  -webkit-user-select:none;
  user-select:none;
  -webkit-touch-callout:none;
}

.stage.dragging{cursor:grabbing;}

.layer{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  display:block;
}

/* 分享缩略图：只给抓取用，画面里看不见（尺寸必须真实，别用 display:none） */
.share-thumb{
  position:absolute;
  left:-9999px;
  top:0;
  width:300px;
  height:300px;
}

.smoke{
  pointer-events:none;
  mix-blend-mode:screen;
  opacity:.9;
}

.hud{
  position:absolute;
  inset:0;
  pointer-events:none;
}

.hud-title{
  position:absolute;
  top:calc(clamp(14px,2.6vh,30px) + var(--sat));
  left:calc(clamp(16px,3vw,44px) + var(--sal));
  max-width:46vw;
}

.hud-title h1{
  margin:0;
  font-size:clamp(22px,3.4vw,40px);
  font-weight:400;
  letter-spacing:.26em;
  color:#f4e9d2;
  text-shadow:0 2px 14px rgba(0,0,0,.72),0 1px 2px rgba(0,0,0,.6);
}

.hud-title p{
  margin:.5em 0 0;
  font-size:clamp(10px,1.05vw,13px);
  letter-spacing:.2em;
  color:rgba(242,232,212,.6);
  text-shadow:0 1px 8px rgba(0,0,0,.7);
}

.hud-clock{
  position:absolute;
  top:calc(clamp(16px,2.8vh,32px) + var(--sat));
  right:calc(clamp(16px,3vw,44px) + var(--sar));
  display:flex;
  align-items:center;
  gap:.6em;
  font-size:clamp(11px,1.15vw,14px);
  letter-spacing:.24em;
  color:#f0e4c8;
  background:rgba(26,20,14,.42);
  border:1px solid rgba(240,220,180,.2);
  border-radius:999px;
  padding:.45em 1em .45em .85em;
  backdrop-filter:blur(2px);
}

.hud-clock .dot{
  width:.55em;height:.55em;border-radius:50%;
  background:var(--vermilion);
  box-shadow:0 0 8px 2px rgba(158,59,46,.55);
  animation:ember 3.4s ease-in-out infinite;
}

@keyframes ember{
  0%,100%{opacity:.65;transform:scale(.9);}
  50%{opacity:1;transform:scale(1.12);}
}

.chapter{
  position:absolute;
  left:calc(clamp(16px,3vw,44px) + var(--sal));
  bottom:calc(clamp(88px,14vh,140px) + var(--sab));
  max-width:min(38ch,52vw);
  opacity:0;
  transform:translateY(10px);
  transition:opacity .7s ease,transform .7s ease;
  pointer-events:none;
}

.chapter.show{opacity:1;transform:translateY(0);}

.chapter-index{
  margin:0;
  font-size:clamp(10px,1vw,12px);
  letter-spacing:.5em;
  color:#e08a68;
  text-shadow:0 1px 8px rgba(0,0,0,.8);
}

.chapter h2{
  margin:.25em 0 .3em;
  font-size:clamp(26px,4.4vw,54px);
  font-weight:400;
  letter-spacing:.3em;
  color:#f8efd9;
  text-shadow:0 3px 18px rgba(0,0,0,.8);
}

.chapter p{
  margin:0;
  font-size:clamp(11px,1.25vw,15px);
  line-height:1.9;
  letter-spacing:.12em;
  color:rgba(244,234,214,.78);
  text-shadow:0 1px 10px rgba(0,0,0,.85);
}

.controls{
  position:absolute;
  left:50%;
  bottom:calc(clamp(14px,3vh,30px) + var(--sab));
  transform:translateX(-50%);
  display:flex;
  gap:clamp(28px,7vw,90px);
  pointer-events:auto;
}

.btn{
  border:0;
  background:none;
  padding:6px;
  cursor:pointer;
  color:#f0e4c8;
  filter:drop-shadow(0 1px 6px rgba(0,0,0,.65));
  opacity:.55;
  transition:opacity .25s ease,transform .25s ease;
}

.btn:hover,.btn:focus-visible{opacity:1;transform:scale(1.08);}

.btn.nav svg{
  width:clamp(26px,3vw,36px);
  height:clamp(26px,3vw,36px);
  fill:none;
  stroke:currentColor;
  stroke-width:1.4;
  stroke-linecap:round;
  stroke-linejoin:round;
}

.sections{
  position:absolute;
  left:50%;
  bottom:calc(clamp(62px,10vh,104px) + var(--sab));
  transform:translateX(-50%);
  display:flex;
  align-items:flex-end;
  width:max-content;
  gap:clamp(10px,2.4vw,30px);
  pointer-events:auto;
}

.section{
  border:0;
  background:none;
  padding:4px 2px;
  cursor:pointer;
  font-family:inherit;
  font-size:clamp(10px,1.05vw,13px);
  letter-spacing:.3em;
  white-space:nowrap;
  color:rgba(240,230,208,.5);
  text-shadow:0 1px 8px rgba(0,0,0,.7);
  opacity:.6;
  position:relative;
  transition:color .3s ease,opacity .3s ease,transform .3s ease;
}

.section::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:-8px;
  width:0;
  height:1px;
  background:var(--vermilion);
  transform:translateX(-50%);
  transition:width .4s ease;
}

.section:hover{opacity:.9;}

.section.active{color:#f8efd9;opacity:1;transform:translateY(-2px);}
.section.active::after{width:100%;}

.tools{
  position:absolute;
  right:calc(clamp(14px,2.6vw,38px) + var(--sar));
  bottom:calc(clamp(16px,3vh,32px) + var(--sab));
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  gap:6px;
  pointer-events:auto;
}

.tool{
  border:1px solid rgba(240,220,180,.22);
  background:rgba(24,18,12,.46);
  color:#efe3c8;
  font-family:inherit;
  font-size:clamp(10px,1vw,12px);
  letter-spacing:.18em;
  padding:.42em .85em;
  border-radius:999px;
  cursor:pointer;
  transition:background .3s ease,color .3s ease,border-color .3s ease;
  backdrop-filter:blur(2px);
}

.tool:hover{background:rgba(40,30,20,.7);}

.tool[aria-pressed="true"]{
  background:rgba(158,59,46,.86);
  border-color:rgba(158,59,46,.9);
  color:#f6ead1;
}

.tool-original{
  border-color:rgba(176,138,69,.62);
  color:#f6e7c4;
}
.tool-original::before{
  content:"原";
  display:inline-block;
  margin-right:.55em;
  padding:0 .28em;
  border-radius:2px;
  background:var(--vermilion);
  color:#f6ead1;
  font-size:.86em;
  letter-spacing:0;
}

.hint{
  position:absolute;
  left:50%;
  bottom:calc(clamp(46px,7vh,74px) + var(--sab));
  transform:translateX(-50%);
  margin:0;
  font-size:clamp(9px,.95vw,12px);
  letter-spacing:.22em;
  color:rgba(240,230,208,.55);
  text-shadow:0 1px 8px rgba(0,0,0,.75);
  opacity:.8;
  white-space:nowrap;
  transition:opacity .8s ease;
  pointer-events:none;
}

.hint.gone{opacity:0;}

.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  white-space:nowrap;
  border:0;
}

/* #shot：只留画心，供截图与合成用（不参与正常浏览） */
body.shot .hud,
body.shot .chapter,
body.shot .controls,
body.shot .sections,
body.shot .tools,
body.shot .hint{
  display:none !important;
}

@media (max-width:640px){
  .hud-title{max-width:70vw;}
  .chapter{bottom:calc(clamp(120px,20vh,180px) + var(--sab));max-width:70vw;}
  .tools{flex-direction:row;flex-wrap:wrap;justify-content:flex-end;max-width:60vw;}
  .hint{display:none;}
  .sections{gap:8px;}
  .section{letter-spacing:.12em;font-size:10px;}
}

/* 触屏：双指缩放代替 ＋ －，点按目标放大 */
@media (pointer:coarse){
  #tool-zoom-in,#tool-zoom-out{display:none;}
  .section{padding:8px 4px;}
  .btn{padding:10px;}
  .tool{padding:.5em .95em;}
}

/* 竖屏手机：画居中，标题与工具放进上方暗带，分段与翻页放进下方暗带 */
.stage.portrait .hud-title{top:calc(12px + var(--sat));left:calc(16px + var(--sal));}
.stage.portrait .hud-title h1{font-size:20px;letter-spacing:.22em;}
.stage.portrait .hud-title p{display:none;}
.stage.portrait .hud-clock{top:calc(12px + var(--sat));right:calc(14px + var(--sar));font-size:11px;padding:.4em .85em .4em .7em;}
.stage.portrait .tools{
  top:calc(50px + var(--sat));
  bottom:auto;
  left:12px;
  right:12px;
  max-width:none;
  flex-direction:row;
  flex-wrap:nowrap;
  justify-content:flex-end;
  gap:6px;
}
.stage.portrait #tool-zoom-in,
.stage.portrait #tool-zoom-out{display:none;}
.stage.portrait .tool{font-size:11px;letter-spacing:.08em;padding:.45em .75em;white-space:nowrap;}
.stage.portrait .tool-original::before{margin-right:.35em;}
.stage.portrait .sections{bottom:calc(46px + var(--sab));gap:14px;}
.stage.portrait .section{font-size:12px;letter-spacing:.16em;}
.stage.portrait .controls{bottom:calc(2px + var(--sab));gap:140px;}
.stage.portrait .chapter{bottom:calc(104px + var(--sab));left:calc(16px + var(--sal));max-width:82vw;}
.stage.portrait .chapter h2{font-size:26px;}
.stage.portrait .chapter p{font-size:12px;line-height:1.7;}
.stage.portrait .hint{
  display:block;
  bottom:calc(80px + var(--sab));
  max-width:94vw;
  overflow:hidden;
  text-overflow:ellipsis;
  font-size:10px;
  letter-spacing:.08em;
}

/* 横屏手机：画占满高度，界面整体收小 */
@media (max-height:500px) and (orientation:landscape){
  .hud-title{top:calc(10px + var(--sat));}
  .hud-title h1{font-size:17px;letter-spacing:.22em;}
  .hud-title p{display:none;}
  .hud-clock{top:calc(10px + var(--sat));font-size:11px;padding:.35em .8em .35em .7em;}
  .chapter{bottom:calc(66px + var(--sab));max-width:42vw;}
  .chapter h2{font-size:22px;margin:.15em 0 .2em;}
  .chapter p{font-size:11px;line-height:1.7;}
  .sections{bottom:calc(36px + var(--sab));gap:14px;}
  .section{font-size:11px;letter-spacing:.16em;}
  .controls{bottom:calc(0px + var(--sab));gap:90px;}
  .btn.nav svg{width:24px;height:24px;}
  .hint{display:none;}
  .tools{bottom:calc(10px + var(--sab));gap:4px;}
  .tool{font-size:10px;padding:.36em .75em;}
}

/* ================= 看原图 ================= */

.orig{
  position:fixed;
  inset:0;
  z-index:50;
  color:#efe3c8;
  background:radial-gradient(ellipse 80% 70% at 50% 46%,#2b221a 0%,#16110d 62%,#0e0b08 100%);
  opacity:0;
  transition:opacity .45s ease;
  overflow:hidden;
}
.orig[hidden]{display:none;}
.orig.on{opacity:1;}

.orig-view{
  position:absolute;
  inset:0;
  overflow:hidden;
  cursor:grab;
  touch-action:none;
  -webkit-user-select:none;
  user-select:none;
  -webkit-touch-callout:none;
  /* 开卷：自右向左展开 */
  clip-path:inset(0 0 0 100%);
  transition:clip-path 1.1s cubic-bezier(.62,.04,.2,1);
}
.orig.on .orig-view{clip-path:inset(0 0 0 0);}
.orig-view.dragging{cursor:grabbing;}

.orig-track{
  position:absolute;
  left:0;
  top:0;
  will-change:transform;
  box-shadow:0 28px 70px rgba(0,0,0,.6),0 0 0 1px rgba(0,0,0,.4);
}
/* 天头地头：青绫镶金线 */
.orig-track::before,
.orig-track::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  height:18px;
  background:linear-gradient(#34403f,#42504b 60%,#3a4744);
  pointer-events:none;
}
.orig-track::before{top:-18px;border-bottom:1px solid rgba(190,150,80,.7);}
.orig-track::after{bottom:-18px;border-top:1px solid rgba(190,150,80,.7);}

.orig-img{
  display:block;
  width:100%;
  height:100%;
  user-select:none;
  -webkit-user-drag:none;
  pointer-events:none;
}

.orig-hots{position:absolute;inset:0;}

.orig-hot{
  position:absolute;
  padding:0;
  border:0;
  border-radius:3px;
  background:transparent;
  cursor:pointer;
  transition:box-shadow .35s ease,background-color .35s ease;
}
.orig-hot:hover,
.orig-hot:focus-visible,
.orig-hot.on{
  outline:none;
  background:rgba(255,238,205,.06);
  box-shadow:inset 0 0 0 1px rgba(250,226,182,.55),0 0 0 1px rgba(20,12,6,.35);
}

/* 朱印小签：批注序号 */
.orig-pin{
  position:absolute;
  transform:translate(-50%,-50%) rotate(-3deg);
  min-width:21px;
  height:21px;
  padding:0 4px;
  border-radius:3px;
  background:#a8392b;
  color:#f9edd7;
  font:12px/21px var(--serif);
  text-align:center;
  white-space:nowrap;
  box-shadow:0 0 0 1px rgba(252,232,200,.6),0 2px 7px rgba(0,0,0,.55);
  transition:transform .3s cubic-bezier(.3,1.6,.5,1),background-color .3s ease;
  cursor:pointer;
}
.orig-pin::after{
  content:"";
  position:absolute;
  inset:-5px;
  border:1px solid rgba(214,92,66,.75);
  border-radius:5px;
  opacity:0;
  animation:pin-breathe 3.2s ease-out infinite;
}
.orig-pin[data-kind="题跋"],
.orig-pin[data-kind="印鉴"]{background:#8a3d2c;}
.orig-hot:nth-child(3n+1) .orig-pin::after{animation-delay:-1.1s;}
.orig-hot:nth-child(3n+2) .orig-pin::after{animation-delay:-2.2s;}
.orig-hot:hover .orig-pin,
.orig-hot.on .orig-pin{
  transform:translate(-50%,-50%) rotate(0deg) scale(1.2);
  background:#c2432f;
}
.orig-hot.on .orig-pin::after{animation:none;opacity:.9;inset:-6px;}

@keyframes pin-breathe{
  0%{opacity:.8;transform:scale(.8);}
  70%,100%{opacity:0;transform:scale(1.5);}
}

.orig.no-pins .orig-hots{display:none;}

/* 顶栏 */
.orig-bar{
  position:absolute;
  left:0;
  right:0;
  top:0;
  z-index:5;
  min-height:64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:var(--sat) calc(clamp(14px,2.6vw,38px) + var(--sar)) 0 calc(clamp(14px,2.6vw,38px) + var(--sal));
  background:linear-gradient(rgba(12,9,7,.9),rgba(12,9,7,0));
  pointer-events:none;
}
.orig-bar > *{pointer-events:auto;}
.orig-heading{min-width:0;}
.orig-heading h2{
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
  margin:0;
  font-size:clamp(15px,1.6vw,19px);
  font-weight:400;
  letter-spacing:.32em;
  color:#f4e9d2;
}
.orig-heading p{
  margin:.35em 0 0;
  font-size:11px;
  letter-spacing:.16em;
  color:rgba(242,232,212,.5);
}
.orig-actions{
  flex:none;
  max-width:72%;
  display:flex;
  flex-wrap:wrap;
  justify-content:flex-end;
  gap:6px;
}
.orig-close{border-color:rgba(158,59,46,.85);}

/* 小地图 */
.orig-map{
  position:absolute;
  left:50%;
  bottom:calc(16px + var(--sab));
  z-index:5;
  transform:translateX(-50%);
}
.orig-map-strip{
  position:relative;
  cursor:pointer;
  touch-action:none;
  border:1px solid rgba(240,220,180,.22);
  box-shadow:0 6px 20px rgba(0,0,0,.5);
}
.orig-map-strip canvas{
  display:block;
  width:100%;
  height:100%;
  opacity:.72;
}
.orig-map-win{
  position:absolute;
  top:-3px;
  bottom:-3px;
  left:0;
  border:1px solid #ecd29c;
  border-radius:2px;
  background:rgba(255,232,186,.1);
  box-shadow:0 0 12px rgba(236,210,156,.3);
  pointer-events:none;
}
.orig-map-ticks{position:absolute;inset:0;pointer-events:none;}
.orig-map-ticks i{
  position:absolute;
  top:-8px;
  width:4px;
  height:4px;
  margin-left:-2px;
  border-radius:50%;
  background:#c4503b;
  transition:transform .3s ease,box-shadow .3s ease;
}
.orig-map-ticks i.on{transform:scale(1.8);box-shadow:0 0 6px 1px rgba(214,92,66,.9);}
.orig-map-parts{position:relative;height:16px;margin-top:5px;}
.orig-map-parts span{
  position:absolute;
  top:0;
  overflow:hidden;
  padding-top:3px;
  border-top:1px solid rgba(240,220,180,.16);
  font-size:10px;
  letter-spacing:.24em;
  text-align:center;
  white-space:nowrap;
  color:rgba(240,228,204,.46);
}

.orig-tip{
  position:absolute;
  left:50%;
  top:76px;
  z-index:5;
  margin:0;
  transform:translateX(-50%);
  padding:.5em 1.2em;
  border-radius:999px;
  background:rgba(20,14,10,.6);
  font-size:12px;
  letter-spacing:.2em;
  white-space:nowrap;
  color:rgba(242,232,212,.78);
  pointer-events:none;
  opacity:0;
}
.orig.on .orig-tip{animation:orig-tip 6s ease 1s forwards;}
@keyframes orig-tip{
  0%{opacity:0;transform:translate(-50%,-6px);}
  12%,78%{opacity:1;transform:translate(-50%,0);}
  100%{opacity:0;}
}

/* 朱线 */
.orig-lead{
  position:absolute;
  inset:0;
  z-index:4;
  width:100%;
  height:100%;
  overflow:visible;
  pointer-events:none;
}
.orig-lead path{
  fill:none;
  stroke:#c9563f;
  stroke-width:1.2;
  stroke-dasharray:900;
  stroke-dashoffset:900;
  opacity:0;
  filter:drop-shadow(0 0 2px rgba(0,0,0,.6));
}
.orig-lead circle{fill:#d8644a;opacity:0;}
.orig-lead.on path{
  opacity:.9;
  stroke-dashoffset:0;
  transition:stroke-dashoffset .7s cubic-bezier(.3,.7,.2,1),opacity .2s ease;
}
.orig-lead.on circle{opacity:1;transition:opacity .2s ease;}

/* 批注卡：旧纸、朱丝栏、竖排，像一小段手卷从旁展开 */
.orig-note{
  --lh:30px;
  position:absolute;
  left:0;
  top:0;
  z-index:6;
  width:max-content;
  max-width:min(560px,calc(100vw - 28px));
  color:#3b2d20;
  opacity:0;
  clip-path:inset(0 0 0 100%);
  pointer-events:none;
  transition:clip-path .65s cubic-bezier(.22,.8,.2,1),opacity .25s ease;
  will-change:transform,clip-path;
}
.orig-note[data-side="right"]{clip-path:inset(0 100% 0 0);}
.orig-note.on{
  opacity:1;
  clip-path:inset(-20px -20px -20px -20px);
  pointer-events:auto;
}

.note-paper{
  position:relative;
  padding:18px 20px 16px;
  border-left:5px solid #573b25;
  border-right:5px solid #573b25;
  background:
    radial-gradient(120% 80% at 24% 14%,rgba(255,251,238,.6),transparent 58%),
    radial-gradient(70% 60% at 86% 92%,rgba(150,108,58,.2),transparent 70%),
    radial-gradient(40% 30% at 10% 80%,rgba(120,84,40,.12),transparent 70%),
    linear-gradient(#ede1c3,#e1d0aa);
  box-shadow:0 24px 50px rgba(0,0,0,.55),0 2px 0 rgba(255,255,255,.25) inset;
}
.note-paper::before{
  content:"";
  position:absolute;
  inset:8px;
  border:1px solid rgba(158,59,46,.32);
  pointer-events:none;
}

.note-text{
  writing-mode:vertical-rl;
  height:clamp(250px,50vh,390px);
  max-width:min(500px,calc(100vw - 80px));
  overflow-x:auto;
  overflow-y:hidden;
  font-size:15px;
  line-height:var(--lh);
  letter-spacing:.06em;
  background:repeating-linear-gradient(to left,transparent 0 calc(var(--lh) - 1px),rgba(158,59,46,.13) calc(var(--lh) - 1px) var(--lh));
  background-attachment:local;
  scrollbar-width:thin;
  scrollbar-color:rgba(120,80,40,.4) transparent;
}
.note-text > *{
  opacity:0;
  transition:opacity .5s ease;
}
.orig-note.on .note-text > *{opacity:1;}
.orig-note.on .note-text > :nth-child(2){transition-delay:.12s;}
.orig-note.on .note-text > :nth-child(3){transition-delay:.2s;}
.orig-note.on .note-text > :nth-child(n+4){transition-delay:.28s;}

.note-head{display:block;}
.note-kind{
  display:block;
  font-size:12px;
  letter-spacing:.5em;
  color:#9e3b2e;
}
.note-head h3{
  margin:0;
  font-size:21px;
  font-weight:600;
  line-height:var(--lh);
  letter-spacing:.2em;
  color:#2c2016;
}
.note-pi{
  margin:0;
  margin-block-start:var(--lh);
  color:#9e3b2e;
  letter-spacing:.12em;
}
.note-pi b{
  display:inline-block;
  margin-block-end:.4em;
  padding:.2em .05em;
  border-radius:2px;
  background:#a8392b;
  color:#f8ecd6;
  font-size:12px;
  font-weight:400;
  line-height:1.2;
}
.note-text p{margin:0;text-indent:2em;}
.note-text .note-pi{text-indent:0;}
.note-text blockquote{
  margin:0;
  margin-block:var(--lh) 0;
  padding-inline-start:1em;
  color:#5a4430;
  font-size:14px;
}
.note-text blockquote p{text-indent:0;}
.note-text blockquote cite{
  display:block;
  font-size:12px;
  font-style:normal;
  text-align:end;
  color:#8a7258;
}
.note-text blockquote cite::before{content:"——";}
.note-text blockquote + p,
.note-text > p:not(.note-pi):first-of-type{margin-block-start:var(--lh);}

.note-links{
  display:block;
  margin-block-start:var(--lh);
}
.note-links a{
  display:block;
  font-size:13px;
  color:#7b3a20;
  text-decoration:none;
  border-inline-start:0;
}
.note-links a::before{content:"⁂ ";color:#b4553f;}
.note-links a:hover,
.note-links a:focus-visible{color:#a8392b;text-decoration:underline;text-underline-offset:4px;}
.note-enter{
  display:block;
  margin-block-start:8px;
  margin-inline-start:4px;
  padding:.5em .15em;
  border:1px solid rgba(158,59,46,.7);
  border-radius:2px;
  background:rgba(168,57,43,.08);
  color:#9e3b2e;
  font:inherit;
  font-size:13px;
  letter-spacing:.4em;
  cursor:pointer;
}
.note-enter:hover{background:#a8392b;color:#f8ecd6;}

.note-seal{
  position:absolute;
  left:14px;
  bottom:14px;
  min-width:24px;
  height:24px;
  padding:0 4px;
  border:1.5px solid rgba(168,57,43,.85);
  border-radius:3px;
  color:#a8392b;
  font-size:12px;
  line-height:21px;
  text-align:center;
  transform:rotate(-6deg);
  opacity:.85;
}

.note-foot{
  display:flex;
  align-items:center;
  gap:12px;
  padding:7px 12px;
  border-left:5px solid #3e2a1a;
  border-right:5px solid #3e2a1a;
  background:#2a1f16;
  font-size:12px;
  letter-spacing:.12em;
  color:rgba(240,226,196,.6);
}
.note-foot span{flex:1;text-align:center;}
.note-foot button{
  padding:2px 0;
  border:0;
  background:none;
  color:#ead6ad;
  font:inherit;
  cursor:pointer;
}
.note-foot button:hover{color:#fff3da;}
.note-foot .note-x{margin-left:6px;color:rgba(234,214,173,.6);}

@media (pointer:coarse){
  .orig-actions [data-act="pins"],
  .orig-actions [data-act="in"],
  .orig-actions [data-act="out"]{display:none;}
  .orig-pin{min-width:26px;height:26px;font-size:13px;line-height:26px;}
  .note-foot button{padding:6px 2px;}
}

@media (max-width:700px){
  .orig-heading p{display:none;}
  .orig-bar{min-height:56px;gap:10px;}
  .orig-heading h2{font-size:14px;letter-spacing:.16em;}
  .orig-actions{gap:5px;}
  .orig-actions .tool{padding:.42em .65em;letter-spacing:.06em;}
  .orig-tip{top:calc(62px + var(--sat));font-size:11px;letter-spacing:.1em;}
  .orig-note{max-width:calc(100vw - 20px);}
  .note-text{height:clamp(190px,34vh,280px);max-width:calc(100vw - 64px);}
}

@media (max-width:380px){
  .orig-heading h2{font-size:13px;letter-spacing:.08em;}
  .orig-actions .tool{padding:.42em .5em;font-size:10px;}
}

/* 横屏手机：顶栏与小地图收窄，把高度让给画 */
@media (max-height:500px) and (orientation:landscape){
  .orig-bar{min-height:46px;}
  .orig-heading p{display:none;}
  .orig-heading h2{font-size:14px;}
  .orig-map{bottom:calc(8px + var(--sab));}
  .orig-map-parts{display:none;}
  .orig-tip{display:none;}
  .orig-track::before,.orig-track::after{height:10px;}
  .orig-track::before{top:-10px;}
  .orig-track::after{bottom:-10px;}
  .note-paper{padding:12px 16px 10px;}
  .note-text{height:max(140px,calc(100vh - 160px));font-size:14px;--lh:27px;}
  .orig-note{--lh:27px;}
}

@media (prefers-reduced-motion:reduce){
  .hud-clock .dot{animation:none;}
  .chapter{transition:none;}
  .orig,.orig-view,.orig-note,.orig-lead.on path,.note-text > *{transition:none;}
  .orig-pin::after{animation:none;}
}