/* 地球公转与四季 · 立体版：画面专属样式（通用部分沿用 earth3d 的 lab.css） */
.left{grid-template-rows:minmax(0,1fr)}
.figure-wrap{border-radius:var(--r);overflow:hidden;background:#17140F}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;outline:none}
#gl.grab{cursor:grab}#gl.grabbing{cursor:grabbing}

/* 三档入口 */
.ui-switch{display:flex;border:1.5px solid var(--ink);border-radius:8px;overflow:hidden;background:var(--bg)}
.ui-switch button{border:0;border-right:1px solid var(--hair);border-radius:0;background:transparent;color:var(--ink);font-size:.82rem;padding:.42rem .9rem}
.ui-switch button:last-child{border-right:0}
.ui-switch button.on{background:var(--ink);color:var(--honey)}
@media(hover:hover) and (pointer:fine){.ui-switch button:not(.on):hover{background:var(--honey-soft);color:var(--ink)}}
.controls{display:none}
body[data-ui="auto"] .bar-auto,body[data-ui="guide"] .bar-guide,body[data-ui="free"] .bar-free,body[data-ui="class"] .bar-class{display:grid}
body:not([data-ui="class"]) .class-only{display:none}
body[data-ui="guide"] .views,body[data-ui="guide"] .drag-hint,body[data-ui="auto"] .views,body[data-ui="auto"] .drag-hint,body[data-ui="auto"] .readouts{display:none}
body[data-ui="guide"] .readouts{right:auto;left:10px}
.controls fieldset{border:0;padding:0;margin:0;display:flex;gap:6px;align-items:center;color:#DCE5DF;font-size:.82rem}.controls legend{float:left;margin-right:6px;font-weight:700}

/* 画面上的标签与手势提示 */
.tags{position:absolute;inset:0;pointer-events:none}
.tag{position:absolute;transform:translate(-50%,-100%);background:var(--bg);color:var(--ink);border:1.5px solid var(--ink);border-radius:8px;padding:.3rem .6rem .34rem;font-weight:800;font-size:.86rem;white-space:nowrap;box-shadow:2px 2px 0 var(--honey);transition:opacity .4s}
.tag small{display:block;font-weight:600;font-size:.72rem;color:var(--muted)}
.tag:after{content:"";position:absolute;left:50%;bottom:-7px;width:10px;height:10px;background:var(--bg);border-right:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);transform:translateX(-50%) rotate(45deg)}
.hand{position:absolute;left:0;top:0;pointer-events:none;transform:translate(-50%,-50%)}
.hand .pulse{position:absolute;left:-26px;top:-26px;width:52px;height:52px;border-radius:50%;border:3px solid var(--honey);animation:pulse 1.4s ease-out infinite}
.hand .pulse:before{content:"";position:absolute;inset:16px;border-radius:50%;background:var(--honey)}
.hand-label{position:absolute;left:50%;top:34px;transform:translateX(-50%);background:var(--honey);color:var(--ink);font-weight:900;font-size:.95rem;padding:.32rem .8rem;border-radius:999px;white-space:nowrap;box-shadow:0 2px 0 rgba(0,0,0,.25)}
.hand-label:before{content:"⟵ "}.hand-label:after{content:" ⟶"}
@keyframes pulse{0%{transform:scale(.6);opacity:1}100%{transform:scale(1.6);opacity:0}}
@media (prefers-reduced-motion:reduce){.hand .pulse{animation:none}}

.views{position:absolute;left:10px;top:10px;display:flex;background:rgba(254,252,246,.94);border:1.5px solid var(--ink);border-radius:8px;overflow:hidden}
.views button{border:0;border-right:1px solid var(--hair);border-radius:0;background:transparent;color:var(--ink);font-size:.78rem;padding:.38rem .66rem}
.views button:last-child{border-right:0}
.views button.on{background:var(--honey);color:var(--ink)}
@media(hover:hover) and (pointer:fine){.views button:not(.on):hover{background:var(--honey-soft);color:var(--ink)}}

.readouts{position:absolute;right:10px;top:10px;display:flex;pointer-events:none;background:rgba(254,252,246,.95);border:1.5px solid var(--ink);border-radius:8px;box-shadow:3px 3px 0 var(--honey)}
.ro{padding:.38rem .8rem .42rem;border-right:1px solid var(--hair);min-width:5.8rem;display:flex;flex-direction:column;justify-content:center}
.ro:last-child{border-right:0}
.ro.img{min-width:9.6rem}
.ro small{font-size:.72rem;font-weight:700;color:var(--muted);letter-spacing:.02em}
.ro b{font-family:var(--serif);font-weight:900;font-size:1.55rem;line-height:1.1;font-variant-numeric:tabular-nums}
.ro b i{font-style:normal;font-family:var(--sans);font-size:.5em;color:var(--muted);margin-left:3px;font-weight:600}
.ro.img b{font-size:1.08rem;line-height:1.35}.ro.img b.q{color:var(--terra);font-size:1.55rem}
.ro .bar{height:7px;border-radius:999px;background:var(--hair);overflow:hidden;margin:6px 0 4px;width:6.4rem}
.ro .bar span{display:block;height:100%;width:0;background:var(--terra);border-radius:999px;transition:width .12s,background .2s}
.ro .bar span.sharp{background:var(--pine)}
.ro em{font-style:normal;font-weight:800;font-size:.8rem;color:var(--terra)}.ro em.sharp{color:var(--pine)}

.closeup{position:absolute;right:10px;bottom:10px;margin:0;pointer-events:none;width:clamp(220px,27%,360px);background:var(--night);border-radius:8px;border:1.5px solid var(--ink);padding:6px 7px 7px;box-shadow:3px 3px 0 var(--honey);transition:box-shadow .3s}
.closeup.win{box-shadow:0 0 0 4px var(--honey),3px 3px 0 var(--honey)}
.closeup figcaption{display:flex;justify-content:space-between;color:var(--honey);font-size:.76rem;font-weight:700;letter-spacing:.04em;padding:0 2px 5px}
.zoom-tag{color:#CFC6B0;font-weight:600;font-size:.92em;margin-left:4px}
.closeup figcaption em{font-style:normal;color:#CFC6B0;font-weight:600}
#screenView{display:block;width:100%;aspect-ratio:4/3;border-radius:4px}
.drag-hint{position:absolute;left:12px;bottom:8px;margin:0;color:rgba(243,238,223,.72);font-size:.74rem}
.figure-wrap.light .drag-hint{color:var(--muted)}

/* 自动讲解 */
.subtitle{position:absolute;left:50%;bottom:16px;transform:translateX(-50%);max-width:min(64%,720px);margin:0;padding:.5rem 1rem .55rem;background:rgba(21,24,33,.86);color:#FBF3DE;border-radius:8px;font-family:var(--serif);font-weight:900;font-size:clamp(1rem,1.45vw,1.3rem);line-height:1.55;text-align:center;pointer-events:none}
body[data-ui="auto"] .subtitle{left:calc((100% - clamp(220px,27%,360px) - 20px) / 2)}
.auto-cover,.auto-end{position:absolute;inset:0;display:grid;place-items:center;background:rgba(18,15,11,.45)}
.big-play{display:grid;gap:4px;justify-items:center;background:var(--terra);border-color:var(--terra);color:#FEFCF6;font-family:var(--serif);font-size:1.6rem;padding:1rem 2.2rem;border-radius:10px;box-shadow:4px 4px 0 var(--honey)}
.big-play small{font-family:var(--sans);font-size:.8rem;font-weight:600;opacity:.9}
.auto-end{align-content:center;gap:14px;text-align:center}
.auto-end p{margin:0;font-family:var(--serif);font-weight:900;font-size:1.6rem;color:#FBF3DE}
.auto-end div{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}
.scrub{position:relative;flex:1;min-width:160px;display:flex;align-items:center}
.scrub input{width:100%;accent-color:var(--honey)}
.ticks{position:absolute;left:0;right:0;top:-4px;height:6px;pointer-events:none}
.ticks i{position:absolute;top:0;width:2px;height:6px;background:rgba(239,200,90,.6)}
.time{color:#DCE5DF;font-size:.8rem;font-variant-numeric:tabular-nums;white-space:nowrap}
.chapters{list-style:none;margin:0;padding:0;display:grid;gap:2px;counter-reset:ch}
.chapters li button{width:100%;display:flex;gap:10px;align-items:baseline;text-align:left;background:transparent;border:0;border-radius:6px;color:var(--muted);font-weight:600;font-size:.9rem;padding:.42rem .5rem}
.chapters li button b{font-family:var(--serif);font-size:.82rem;color:var(--faint);min-width:1.6em}
.chapters li.done button{color:var(--ink)}.chapters li.done button b{color:var(--pine)}
.chapters li.now button{background:var(--honey-soft);color:var(--ink);font-weight:800}.chapters li.now button b{color:var(--terra)}
@media(hover:hover) and (pointer:fine){.chapters li button:hover{background:var(--panel);color:var(--ink)}}

/* 引导卡 */
.story{display:flex;flex-direction:column;gap:12px;min-height:0;height:100%}
.steps{display:flex;gap:5px;align-items:center}
.steps i{flex:1;height:5px;border-radius:999px;background:var(--hair)}.steps i.done{background:var(--pine)}.steps i.now{background:var(--honey)}
.kicker{margin:0;color:var(--terra);font-weight:800;font-size:.78rem;letter-spacing:.06em}
.story h2{margin:0;font-family:var(--serif);font-weight:900;font-size:clamp(1.25rem,1.75vw,1.6rem);line-height:1.35}
.story p.body{margin:0;font-size:.95rem;line-height:1.75;color:var(--ink)}
.story p.body em{font-style:normal;background:linear-gradient(transparent 62%,var(--honey) 62%);font-weight:700}
.term{border-left:3px solid var(--honey);background:var(--honey-soft);padding:.5rem .7rem;border-radius:0 8px 8px 0;font-size:.86rem;line-height:1.6}
.term b{font-family:var(--serif)}
.picks{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.pick{display:flex;flex-direction:column;gap:6px;align-items:stretch;padding:6px;background:var(--bg);border:1.5px solid var(--hair);color:var(--ink);white-space:normal;font-size:.82rem;line-height:1.3}
.pick canvas{width:100%;aspect-ratio:4/3;border-radius:5px;display:block;background:#2C2721}
.pick.selected{border-color:var(--ink);background:var(--bg);color:var(--ink);box-shadow:3px 3px 0 var(--honey)}
.pick.right{border-color:var(--pine);box-shadow:3px 3px 0 var(--pine)}
.pick.wrong{opacity:.55}
.pick:disabled{cursor:default;color:var(--ink)}
@media(hover:hover) and (pointer:fine){.pick:not(:disabled):not(.selected):hover{border-color:var(--ink);color:var(--ink)}}
.feedback{border-radius:var(--r);padding:.65rem .8rem;font-size:.9rem;line-height:1.6;background:var(--pine-deep);color:#F3EEDF}
.feedback b{font-family:var(--serif);font-size:1.08rem;color:var(--honey);display:block;margin-bottom:2px}
.feedback.wait{background:var(--panel);color:var(--muted);border:1px dashed var(--hair)}.feedback.wait b{color:var(--ink)}
.cta{align-self:flex-start;background:var(--terra);border-color:var(--terra);color:#FEFCF6;font-size:.95rem;padding:.6rem 1.1rem}
.cta.ghost{background:var(--bg);border-color:var(--ink);color:var(--ink)}
.cta-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.app-cards{display:grid;gap:7px}
.app-card{display:grid;grid-template-columns:52px minmax(0,1fr);gap:10px;align-items:center;text-align:left;background:var(--bg);border:1.5px solid var(--hair);color:var(--ink);padding:.5rem .6rem;white-space:normal;font-weight:400}
.app-card.selected{border-color:var(--ink);box-shadow:3px 3px 0 var(--honey);background:var(--bg);color:var(--ink)}
.app-card svg{width:52px;height:42px}
.app-card b{font-family:var(--serif);font-size:1rem;font-weight:900;display:block}
.app-card span{font-size:.8rem;color:var(--muted);line-height:1.45;display:block}
@media(hover:hover) and (pointer:fine){.app-card:not(.selected):hover{border-color:var(--ink);color:var(--ink)}}
.now-card{border-radius:var(--r);background:var(--pine-deep);color:#F3EEDF;padding:.8rem .9rem;display:grid;gap:5px}
.now-card small{color:var(--honey);font-weight:800;font-size:.76rem;letter-spacing:.04em}
.now-card b{font-family:var(--serif);font-size:1.25rem;line-height:1.35}
.now-card p{margin:0;font-size:.88rem;line-height:1.65;color:#DCE5DF}

/* 课堂版侧栏 */
.zone-line{position:relative;height:58px;margin:2px 0 0}
.zone-line svg{width:100%;height:100%;display:block;overflow:visible}
.predict{border:1.5px solid var(--ink);border-radius:var(--r);padding:.65rem .75rem;display:grid;gap:7px;background:var(--bg)}
.predict h4{margin:0;font-family:var(--serif);font-size:.98rem;font-weight:900;display:flex;justify-content:space-between;align-items:baseline}
.predict h4 span{font-family:var(--sans);font-size:.72rem;color:var(--terra);font-weight:700}
.chips{display:flex;gap:5px;flex-wrap:wrap}
.chips button{background:var(--panel);border:1.5px solid var(--hair);color:var(--ink);font-size:.8rem;padding:.3rem .62rem}
.chips button.selected{background:var(--ink);border-color:var(--ink);color:var(--honey)}
.verdict{border-radius:var(--r);background:var(--pine-deep);color:#F3EEDF;padding:.6rem .8rem;display:grid;gap:3px}
.verdict small{color:var(--honey);font-weight:700;font-size:.74rem;letter-spacing:.04em}
.verdict b{font-family:var(--serif);font-size:1.18rem;font-weight:900;line-height:1.35}
.verdict p{margin:0;font-size:.8rem;color:#CFD9D2;line-height:1.55}
.verdict.wait{background:var(--panel);color:var(--muted);border:1px dashed var(--hair)}.verdict.wait b{color:var(--ink);font-size:1rem}.verdict.wait p{color:var(--muted)}
.rec-btn{background:var(--terra);border-color:var(--terra);color:#FEFCF6}
.rec-btn:disabled{background:var(--panel);border-color:var(--hair);color:var(--faint)}
table.record td.ok{color:var(--pine);font-weight:800}table.record td.no{color:var(--terra);font-weight:800}
table.record td.k{font-size:.78rem}
.graph{border-top:1px solid var(--hair);padding-top:6px}.graph svg{width:100%;display:block}
.tabs2{display:flex;gap:5px}
.tabs2 button{background:var(--panel);border:1.5px solid var(--hair);color:var(--muted);font-size:.76rem;padding:.26rem .6rem}
.tabs2 button.selected{background:var(--ink);border-color:var(--ink);color:var(--honey)}
.keys{color:#A9BDB1;font-size:.74rem;font-weight:600}

@media (max-width:1180px){.keys{display:none}.ro{min-width:4.8rem;padding:.32rem .6rem}.ro b{font-size:1.3rem}.ro.img{min-width:8rem}}
@media (max-width:860px){
  .subtitle,body[data-ui="auto"] .subtitle{left:8px;right:8px;bottom:8px;top:auto;transform:none;max-width:none;font-size:.92rem;padding:.4rem .6rem}
  .scrub{order:5;flex-basis:100%}
  .app-header{flex-wrap:wrap}.ui-switch{width:100%}.ui-switch button{flex:1;padding:.5rem .2rem}
  .left{grid-template-rows:auto}
  .figure-wrap{display:grid;gap:8px;background:transparent;overflow:visible;border-radius:0;aspect-ratio:auto;position:relative}
  #gl{position:relative;inset:auto;aspect-ratio:1/1;height:auto;border-radius:var(--r);background:#17140F}
  .views{left:8px;right:8px;top:8px}.views button{flex:1;padding:.42rem .2rem}
  .readouts{position:static;box-shadow:none}
  .ro{min-width:0;flex:1}.ro .bar{width:100%}
  .closeup{position:absolute;top:8px;right:8px;bottom:auto;width:40%;box-shadow:none;padding:4px 5px 5px}
  .closeup figcaption{font-size:.66rem;padding:0 1px 3px}.closeup figcaption em,.zoom-tag{display:none}
  body:not([data-ui="guide"]) .closeup{top:44px}
  .ro{padding:.3rem .5rem}.ro b{font-size:1.15rem}.ro small{font-size:.66rem}
  .drag-hint{display:none}
  .story{height:auto}.cta-row{margin-top:4px}
}

/* 录制画幅 */
body.presentation .left{grid-template-rows:minmax(0,1fr)}
body.presentation .views,body.presentation .drag-hint,body.presentation .ui-switch{display:none}
body.presentation .ro small{font-size:.95rem}body.presentation .ro b{font-size:2.3rem}body.presentation .ro.img b{font-size:1.5rem}
body.presentation .ro{min-width:8rem;padding:.6rem 1.1rem}body.presentation .ro .bar{width:9rem;height:10px}body.presentation .ro em{font-size:1.05rem}
body.presentation .closeup{width:440px}body.presentation .closeup figcaption{font-size:1rem}
body.presentation .now-card b{font-size:1.8rem}body.presentation .now-card p{font-size:1.15rem}body.presentation .now-card small{font-size:1rem}
body.presentation.portrait .closeup{width:380px}
body.presentation .subtitle{font-size:2.1rem;max-width:1100px;bottom:28px;padding:.7rem 1.4rem}
body.presentation[data-ui="auto"] .subtitle{left:calc((100% - 440px - 20px) / 2)}
body.presentation .chapters li button{font-size:1.25rem;padding:.55rem .7rem}body.presentation .chapters li button b{font-size:1.1rem}
body.presentation .side h3{font-size:1.5rem}

/* ---------- 地球专属 ---------- */
.figure-wrap{background:#0B0C10}
.city-tag{position:absolute;transform:translate(-50%,calc(-100% - 10px));pointer-events:auto;cursor:pointer;background:rgba(254,252,246,.95);color:var(--ink);border:1.5px solid var(--ink);border-radius:7px;padding:.18rem .45rem .2rem;font-weight:800;font-size:.8rem;white-space:nowrap;line-height:1.25;transition:opacity .25s,box-shadow .25s}
.city-tag small{display:block;font-weight:700;font-size:.72rem;color:var(--muted);font-variant-numeric:tabular-nums}
.city-tag.night{background:rgba(21,24,33,.92);color:#F3EEDF;border-color:#F3EEDF55}.city-tag.night small{color:#CFC6B0}
.city-tag.sel{box-shadow:0 0 0 3px var(--honey)}
.city-tag.flash{box-shadow:0 0 0 4px var(--honey),0 0 22px 6px rgba(239,200,90,.7)}
.city-tag:after{content:"";position:absolute;left:50%;top:100%;width:2px;height:10px;background:currentColor;transform:translateX(-50%);opacity:.6}
.city-tag.hide{opacity:0;pointer-events:none}
.place-tag{position:absolute;transform:translate(-50%,-50%);pointer-events:none;color:#F3EEDF;font-weight:800;font-size:.8rem;text-shadow:0 1px 3px #000;white-space:nowrap}
.place-tag.honey{color:var(--honey)}.place-tag.terra{color:#F08B72}
.clock-card{position:absolute;left:10px;bottom:10px;background:rgba(254,252,246,.95);border:1.5px solid var(--ink);border-radius:8px;box-shadow:3px 3px 0 var(--honey);padding:.45rem .8rem;pointer-events:none;min-width:12rem}
.clock-card small{font-size:.72rem;font-weight:700;color:var(--muted)}
.clock-card b{display:block;font-family:var(--serif);font-weight:900;font-size:1.5rem;line-height:1.15;font-variant-numeric:tabular-nums}
.clock-card em{font-style:normal;font-size:.8rem;font-weight:700;color:var(--pine)}.clock-card em.night{color:var(--terra)}
body[data-ui="auto"] .clock-card{display:none}
.city-list{width:100%;border-collapse:collapse;font-size:.86rem;font-variant-numeric:tabular-nums}
.city-list td,.city-list th{padding:.36rem .3rem;border-bottom:1px solid var(--hair);text-align:left}
.city-list th{color:var(--muted);font-size:.74rem;border-bottom:1.5px solid var(--ink)}
.city-list tr{cursor:pointer}.city-list tr.sel td{background:var(--honey-soft)}
.city-list .d{color:var(--pine);font-weight:800}.city-list .n{color:var(--terra);font-weight:800}
.pair{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.pair select{border:1.5px solid var(--ink);border-radius:6px;background:var(--bg);padding:.2rem .4rem;font-weight:700}
@media (max-width:860px){.clock-card{left:8px;bottom:8px;min-width:0;padding:.3rem .55rem}.clock-card b{font-size:1.15rem}.city-tag{font-size:.7rem}}
body.presentation .city-tag{font-size:1.15rem}body.presentation .city-tag small{font-size:1rem}body.presentation .place-tag{font-size:1.2rem}
.drag-hint{left:auto;right:12px}
@media (max-width:860px){.clock-card{left:auto;right:8px;bottom:auto;top:8px}body:not([data-ui="guide"]) .clock-card{top:48px}}
body[data-ui="auto"] .subtitle,body.presentation[data-ui="auto"] .subtitle{left:50%}
@media (max-width:860px){body[data-ui="auto"] .subtitle{left:8px}}

/* ---------- 第二版：器材名称、部件悬停、真实步骤、语言选择（同 lens3d） ---------- */
.name-lines{position:absolute;left:0;top:0;pointer-events:none;overflow:visible}
.name-lines line{stroke:rgba(243,238,223,.75);stroke-width:1}
.name-lines circle{fill:#EFC85A}
.name-tag{position:absolute;transform:translate(-50%,-50%);pointer-events:none;background:rgba(21,24,33,.88);color:#F3EEDF;border:1px solid rgba(243,238,223,.3);border-radius:4px;padding:.12rem .5rem;font-size:.76rem;font-weight:800;white-space:nowrap;text-align:center}
.name-tag small{display:block;font-weight:600;font-size:.66rem;color:#CFC6B0}
.name-toggle{position:absolute;z-index:11;right:28px;top:78px;background:#1D2130;border:1px solid rgba(243,238,223,.14);color:#A7A49A;border-radius:999px;font-size:.76rem;font-weight:700;padding:.36rem .8rem}
.name-toggle.on{color:#151821;background:#EFC85A;border-color:#EFC85A}
body.cinema:not([data-ui="free"]) .name-toggle{top:auto;bottom:110px;right:28px}
body[data-ui="auto"] .name-toggle{display:none}
.part-hover{position:absolute;pointer-events:none;z-index:9;transform:translate(-50%,-100%);background:rgba(21,24,33,.94);color:#F3EEDF;border:1px solid rgba(239,200,90,.55);border-radius:6px;padding:.22rem .55rem;font-size:.78rem;font-weight:800;white-space:nowrap}
.part-hover small{font-weight:600;color:#CFC6B0;margin-left:6px;font-size:.72rem}
.part-line{position:absolute;left:0;top:0;pointer-events:none;overflow:visible;z-index:8}
.part-line line{stroke:#EFC85A;stroke-width:1.2}.part-line circle{fill:#EFC85A}
.hand.tap .hand-label:before,.hand.tap .hand-label:after{content:""}
/* 真实步骤模式 */
.proc{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:4px}
.proc li{font-size:.72rem;color:var(--muted);background:var(--panel);border-radius:6px;padding:.26rem .4rem;display:flex;gap:5px;align-items:center;line-height:1.2}
.proc li b{font-family:var(--serif);color:var(--faint)}
.proc li.now{background:var(--honey-soft);color:var(--ink);font-weight:800}.proc li.now b{color:var(--terra)}
.proc li.ok{color:var(--ink)}.proc li.ok b{color:#7FBF9C}.proc li.bad{color:var(--ink)}.proc li.bad b{color:#E07A62}
.steps i.bad{background:#C9553D}
.story p.q{margin:0;font-weight:800;font-size:.92rem}
.story .pick{font-size:.78rem}
.picks:not(:has(canvas)) .pick{padding:.55rem .5rem;justify-content:center;text-align:center}
.chk{font-size:.86rem;color:var(--muted);display:block}.chk.ok{color:#7FBF9C;font-weight:800}
.checks{margin:0;display:grid;gap:3px}
.placed{display:grid;gap:4px}
.placed span{font-size:.84rem;background:var(--panel);border-radius:6px;padding:.32rem .55rem;color:var(--muted)}.placed span.on{color:var(--ink);font-weight:800;background:var(--honey-soft)}
.stepper{display:flex;align-items:center;gap:6px;font-size:.86rem;font-weight:700}
.stepper span{min-width:3.4em}.stepper button{padding:.2rem .6rem;font-size:.8rem;background:var(--panel);border:1.5px solid var(--hair);color:var(--ink)}
.stepper em{font-style:normal;font-size:.8rem;color:#E07A62;font-weight:700}.stepper em.ok{color:#7FBF9C}
.cta[disabled]{opacity:.4;cursor:not-allowed}
table.steps-table td{font-size:.8rem;line-height:1.45;vertical-align:top}
table.steps-table td.ok{color:#7FBF9C;font-weight:800}table.steps-table td.no{color:#E07A62;font-weight:700}
table.record b.no{color:#E07A62}
.errs{display:grid;gap:6px}
.err{border-left:3px solid #C9553D;background:var(--terra-soft);border-radius:0 8px 8px 0;padding:.45rem .6rem}
.err b{font-family:var(--serif);font-size:.92rem;display:block}.err p{margin:.2rem 0 0;font-size:.8rem;line-height:1.55;color:var(--muted)}.err p.fix{color:#7FBF9C}
.g-alert-wrap{position:absolute;left:50%;bottom:120px;transform:translateX(-30%);z-index:12;width:min(470px,60%)}
.g-alert{background:#2A1E1E;border:1px solid rgba(224,122,98,.55);border-radius:10px;padding:14px 16px;box-shadow:0 18px 50px rgba(0,0,0,.55);color:#F3EEDF}
.g-alert small{color:#E07A62;font-weight:800;letter-spacing:.04em;font-size:.74rem}
.g-alert b{display:block;font-family:var(--serif);font-size:1.25rem;margin:2px 0 6px}
.g-alert p{margin:0 0 6px;font-size:.86rem;line-height:1.65;color:#D8D0C4}.g-alert p b{display:inline;font-size:inherit;font-family:inherit;margin:0;color:#F3EEDF}.g-alert p.fix{color:#9ED0B4}
.g-alert div{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.g-say{position:absolute;left:50%;top:18px;transform:translateX(-30%);z-index:12;margin:0;background:rgba(21,24,33,.92);border:1px solid rgba(239,200,90,.5);color:#F3EEDF;border-radius:8px;padding:.45rem .8rem;font-size:.86rem;font-weight:700}
.class-unit{margin:0 0 6px;font-size:.72rem;font-weight:700;color:var(--muted);letter-spacing:.04em}
.lang-pick{background:#1D2130;color:#F3EEDF;border:1px solid rgba(243,238,223,.15);border-radius:6px;font-size:.74rem;padding:.2rem .4rem}
body.cinema .app-header{justify-content:flex-start}
body.cinema .lang-pick{margin:0 0 0 14px;background:#1D2130;color:#F3EEDF;border:1px solid rgba(243,238,223,.2);border-radius:999px;font-size:.74rem;padding:.16rem .45rem}
html:not([lang^="zh"]) .controls .keys{flex:1 1 160px;min-width:0;white-space:normal;line-height:1.25;font-size:.66rem}
@media (min-width:861px){html:not([lang^="zh"]) body.cinema[data-ui="auto"] .subtitle{font-size:clamp(.95rem,1.15vw,1.1rem);line-height:1.45}}
@media (max-width:860px){.g-alert-wrap{position:static;transform:none;width:auto;margin:8px}.g-say{top:8px;left:8px;right:8px;transform:none}body.cinema .name-toggle,body.cinema:not([data-ui="free"]) .name-toggle{top:calc(var(--cx-gl-top,300px) + 8px);bottom:auto;left:auto;right:8px;width:auto;font-size:.7rem;padding:.3rem .6rem}.proc{grid-template-columns:repeat(4,minmax(0,1fr))}}
/* 深色外壳里的读数卡、光屏特写、器材名称开关的位置 */
@media (min-width:861px){
  body.cinema[data-ui="guide"] .name-toggle{top:18px;bottom:auto}
  body.cinema[data-ui="class"] .name-toggle{top:78px;bottom:auto}
}
body.cinema .side .feedback.wait{background:var(--panel);color:var(--muted);border:1px dashed var(--hair)}body.cinema .side .feedback.wait b{color:var(--ink)}
/* 教室演示：台灯读数卡、场景切换的淡入、主城市选择、后果画面 */
.room-card{position:absolute;left:10px;bottom:10px;z-index:6;pointer-events:none;background:rgba(21,24,33,.9);color:#F3EEDF;border:1px solid rgba(243,238,223,.16);border-radius:8px;padding:.45rem .8rem;min-width:13rem;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.room-card small{display:block;font-size:.7rem;font-weight:700;color:#A7A49A;letter-spacing:.04em}
.room-card b{display:block;font-family:var(--serif);font-size:1.25rem;line-height:1.2;color:#EFC85A;font-variant-numeric:tabular-nums}
.room-card span{display:block;font-size:.8rem;font-weight:700;font-variant-numeric:tabular-nums}
.room-card em{display:block;font-style:normal;font-size:.74rem;color:#9ED0B4;margin-top:2px;max-width:17rem;line-height:1.4}
.room-card.warn{border-color:rgba(224,122,98,.6)}.room-card.warn em{color:#F08B72}
body.cinema .room-card{left:auto;right:28px;bottom:110px}
body.cinema[data-ui="free"] .room-card{right:auto;left:28px;bottom:auto;top:calc(50% + 40px)}
body.cinema[data-ui="guide"] .room-card{right:28px;bottom:110px}
.fade{position:absolute;inset:0;background:#07080B;opacity:0;pointer-events:none;z-index:5}
.home-pick{display:flex;align-items:center;gap:8px;font-size:.82rem;font-weight:700;color:var(--muted);margin-top:4px}
.home-pick select{flex:1;min-width:0;background:var(--panel);color:var(--ink);border:1.5px solid var(--hair);border-radius:6px;padding:.3rem .4rem;font-weight:700}
.home-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#C9553D;vertical-align:middle;margin-left:2px}
.g-art{display:block;width:100%;height:auto;border-radius:6px;margin:4px 0 8px}
.figure-wrap.in-room .drag-hint{opacity:.85}
.picks .pick{font-size:.84rem;font-weight:800;padding:.6rem .4rem}
@media (max-width:860px){.room-card,body.cinema .room-card,body.cinema[data-ui="free"] .room-card,body.cinema[data-ui="guide"] .room-card{left:8px;right:auto;top:auto;bottom:8px;min-width:0;padding:.3rem .55rem}.room-card b{font-size:1rem}.room-card em{display:none}}
body.presentation .room-card{left:24px;bottom:24px;padding:.7rem 1.1rem}body.presentation .room-card b{font-size:2rem}body.presentation .room-card span{font-size:1.1rem}body.presentation .room-card em{font-size:1rem;max-width:26rem}
body.presentation .name-tag{font-size:1.1rem}body.presentation .name-tag small{font-size:.9rem}
.tags{overflow:hidden}
@media (max-width:860px){body.cinema .clock-card{bottom:auto}body.cinema[data-ui="guide"] .clock-card{display:none}}
@media (max-width:860px){body.cinema .clock-card{bottom:auto!important;top:8px!important;left:8px!important;right:auto!important}body.cinema:not([data-ui="free"]) .cx-pill{display:none}}
@media (max-width:860px){body.cinema:not([data-ui="free"]) .cx-pill{display:none!important}body.cinema[data-ui="class"] .clock-card{display:none}}
@media (max-width:860px){body.cinema:not([data-ui="free"]) .name-toggle{top:auto!important;bottom:8px!important}}

/* ---------- 四季专属：读数卡、小窗、日期滑杆、记录表、曲线 ---------- */
.read-card{position:absolute;right:28px;top:128px;z-index:7;width:236px;background:rgba(21,24,33,.9);color:#F3EEDF;border:1px solid rgba(243,238,223,.14);border-radius:10px;padding:10px 12px 10px;box-shadow:0 12px 34px rgba(0,0,0,.4);font-variant-numeric:tabular-nums}
.read-card .rd-top{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.read-card .rd-top b{font-family:var(--serif);font-size:1.12rem;color:#EFC85A}
.read-card .rd-top span{font-size:.76rem;font-weight:800;color:#CFC6B0}
.city-sel{background:#252A3B;color:#F3EEDF;border:1px solid rgba(243,238,223,.2);border-radius:999px;font-size:.74rem;font-weight:700;padding:.12rem .4rem;max-width:9.5rem}
.read-card dl{margin:0;display:grid;gap:3px}
.read-card dl div{display:flex;justify-content:space-between;gap:10px;align-items:baseline;border-top:1px solid rgba(243,238,223,.08);padding-top:3px}
.read-card dt{font-size:.72rem;color:#A7A49A;font-weight:700}
.read-card dd{margin:0;font-size:.86rem;font-weight:800;text-align:right;white-space:nowrap}
.read-card .rd-h dd{color:#EFC85A}
.read-card.near-on .rd-dist dd{color:#EFC85A}
.read-card .rd-flat{display:none;margin:6px 0 0;font-size:.72rem;color:#9ED0B4;font-weight:700}
.read-card.flat .rd-flat{display:block}
body[data-ui="auto"] .read-card{top:18px}
#pipView{display:block;width:100%;aspect-ratio:4/3;border-radius:4px;background:#0B0D14}
.pip-card{cursor:pointer}
.pip-card figcaption{display:flex;justify-content:space-between;gap:6px}
body:not(.cinema) .pip-card{left:10px;right:auto;bottom:10px;top:auto;width:240px}
.figure-wrap.in-room .pip-card{display:none}
.day-ctl{display:flex;align-items:center;gap:8px;flex:1 1 260px;min-width:200px;color:#DCE5DF;font-size:.8rem;font-weight:700}
.day-ctl input{flex:1;accent-color:#EFC85A;min-width:120px}
.day-ctl output{min-width:5.5em;font-variant-numeric:tabular-nums;color:#EFC85A}
.place-tag.cool{color:#A9C6EE}.place-tag small{display:block;font-weight:700;font-size:.7rem;opacity:.85;text-align:center}
.place-tag.line-tag{transform:translate(8px,-50%);font-size:.72rem}
.rec-table{width:100%;border-collapse:collapse;font-size:.8rem}
.rec-table th{font-size:.7rem;color:var(--muted);text-align:left;padding:.2rem .25rem;border-bottom:1.5px solid var(--ink)}
.rec-table td{padding:.25rem .2rem;border-bottom:1px solid var(--hair);vertical-align:top}
.rec-table tr.sel td{background:var(--honey-soft)}
.rec-go{background:transparent;border:0;color:var(--ink);font-weight:800;padding:0;font-size:.82rem;text-align:left;display:grid}
.rec-go small{font-weight:600;color:var(--muted);font-size:.7rem}
.pred{width:100%;box-sizing:border-box;background:var(--panel);border:1px solid var(--hair);color:var(--ink);border-radius:5px;padding:.15rem .3rem;font-size:.76rem}
.rec-table .ans{display:block;color:#EFC85A;font-size:.78rem;margin-top:2px;white-space:nowrap}
.city-list th small{display:block;font-weight:600}
.graph{margin-top:4px}.graph svg{width:100%;display:block}.graph small{font-size:.7rem;color:var(--muted)}
.graph .gp{fill:none;stroke:#EFC85A;stroke-width:2}.graph .gl{stroke:rgba(243,238,223,.25);stroke-dasharray:3 3}.graph .gt{fill:#CFC6B0;font-size:9px;text-anchor:middle;font-weight:700}.graph .ga{fill:#8F8C84;font-size:8px}.graph .gc{fill:#C9553D;stroke:#F3EEDF;stroke-width:1.5}
.rule-card{border:1px solid var(--hair);border-radius:8px;padding:.55rem .7rem;margin-top:6px}
.rule-img{font-family:var(--serif);font-weight:900;font-size:.98rem;line-height:1.45}.rule-img.q{color:var(--muted);font-family:var(--sans);font-size:.86rem}
.rule-card .app-text{margin:.4rem 0 0;font-size:.82rem;line-height:1.65;color:var(--muted)}
.chk{line-height:1.7}
@media (max-width:860px){
  .read-card{position:static;width:auto;margin:8px 0 0;box-shadow:none}
  body.cinema .read-card,body.cinema[data-ui="free"] .read-card{position:static!important;width:auto;margin:8px 16px 0}
  .day-ctl{flex-basis:100%}
}
body.presentation .read-card{top:24px;right:24px;width:330px;padding:14px 18px}body.presentation .read-card dd{font-size:1.2rem}body.presentation .read-card dt{font-size:.95rem}body.presentation .read-card .rd-top b{font-size:1.5rem}
body.presentation .city-sel{display:none}

.bar-class .keys{display:none}
.keys-tip{font-size:.72rem!important}
@media (max-width:860px){body.cinema:not([data-ui="free"]) .pip-card{display:none!important}.left>.read-card{margin:8px 0 0}}
.feedback strong{color:#F3EEDF;font-weight:900}
.place-tag.chip{background:rgba(21,24,33,.88);border:1px solid rgba(239,200,90,.45);border-radius:6px;padding:.22rem .55rem .26rem;font-size:.92rem;line-height:1.35;text-shadow:none;text-align:center}
.place-tag.chip small{font-size:.78rem;opacity:.95;color:#E9E1CC}
.place-tag.chip.cool{border-color:rgba(169,198,238,.5)}
.place-tag.big{font-size:1.02rem}.place-tag.big small{font-size:.86rem}
body.presentation .place-tag.chip{font-size:1.3rem}body.presentation .place-tag.chip small{font-size:1.05rem}
html:not([lang^="zh"]):not([lang^="ja"]):not([lang^="ko"]) .read-card{width:286px}html:not([lang^="zh"]):not([lang^="ja"]):not([lang^="ko"]) .read-card dt{font-size:.68rem;line-height:1.25}
/* 非自由玩档位：小窗放右下角（原先被左侧栏盖住），自动讲解时不显示 */
@media (min-width:861px){body.cinema:not([data-ui="free"]) .pip-card{left:auto!important;right:28px!important;top:auto!important;bottom:150px!important;width:min(19vw,250px)!important}}
body[data-ui="auto"] .pip-card{display:none!important}
/* 手机：小窗缩小、贴左边，离近日点留出手指的余量（原先只差 5 像素，点近日点会被浏览器的触摸纠偏送给小窗） */
@media (max-width:860px){body.cinema .cx-pip.pip-card{left:10px;width:28%}}