:root{color-scheme:light;--bg: #f5f6f8;--panel: #ffffff;--panel-soft: #f7f8fa;--panel-strong: #eef0f3;--topbar: #ffffff;--ink: #25282d;--ink-soft: #454a52;--muted: #7c838d;--line: #e2e5e9;--line-strong: #cbd1d8;--plane: #168f7e;--direction: #d96d43;--on-direction: #ffffff;--ray: #d94f79;--blue: #176d89;--cell: #1e2c3a;--accent: var(--plane);--accent-ink: #ffffff;--copper: var(--direction);--stage: #fafbfc;--stage-cool: #f3f7fa;--plot: #f7f8fa;--lattice: #168f7e;--center: #d94f79;--octa: #d38a26;--tetra: #7c5ac5;--pack-plane: #3f8f83;--pack-dir: #2f70b7;--motion: #3578a8;--kink: #d99b2b;--jog: #7c5ac5;--sphere: #eef3f7;--atom-C: #2f3a40;--atom-Cl: #00a087;--atom-Na: #1976d2;--atom-Cs: #8e6bbd;--atom-S: #ffc107;--atom-Zn: #4db6ac;--atom-Ca: #47a35c;--atom-F: #66bb6a;--atom-Ti: #455a64;--atom-O: #ef6c00;--atom-Al: #9aa7b1;--atom-Mg: #ffb74d;--atom-Si: #607d8b;--input-bg: #ffffff;--active-bg: #34383f;--active-ink: #ffffff;--focus-ring: #168f7e33;--scroll-shade: rgba(24, 28, 33, .14);--shadow: 0 1px 2px #181c210a, 0 8px 24px #181c2109;--mod: var(--plane);--side: 336px;--shell-radius: 7px;--nav-min: 34px;--ctrl-min: 36px;--input-min: 40px;--side-pad: 20px;--side-gap: 16px;--logo: 42px;--theme-size: 36px;--brand-size: 20px;--title-size: 20px;--label-size: 12px;--hint-size: 11px;--foot-size: 12px;--topbar-h: 108px;--bar-m: 92px;--serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Noto Serif SC", "Noto Serif CJK SC", "Songti SC", "STSong", "SimSun", serif;font-family:PingFang SC,HarmonyOS Sans SC,MiSans,Microsoft YaHei UI,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}html[data-theme=dark]{color-scheme:dark;--bg: #111318;--panel: #1b1e23;--panel-soft: #202329;--panel-strong: #272b32;--topbar: #17191e;--ink: #f1f3f5;--ink-soft: #d2d6dc;--muted: #949ba5;--line: #30343b;--line-strong: #484e58;--plane: #58cdbc;--direction: #f08a61;--on-direction: #1a1d21;--ray: #f05e88;--blue: #67bfd8;--cell: #d8dde4;--accent-ink: #1a1d21;--stage: #171a1f;--stage-cool: #0f1724;--plot: #202329;--lattice: #62d7c5;--center: #f05e88;--octa: #efb34f;--tetra: #ac88f4;--pack-plane: #63c6b7;--pack-dir: #6aa9e9;--kink: #efb95a;--jog: #a984f2;--sphere: #0a0f19;--atom-C: #9baab1;--atom-Ti: #849eaa;--atom-Si: #93adb8;--input-bg: #202329;--active-bg: #eceff3;--active-ink: #1a1d21;--focus-ring: #58cdbc40;--scroll-shade: rgba(0, 0, 0, .5);--shadow: 0 1px 2px #00000029, 0 8px 24px #0000001f}html[data-module=stereo],html[data-module=fe-c]{--mod: var(--direction)}html[data-module=structures]{--mod: var(--blue)}html[data-module=lattice]{--mod: var(--lattice)}html[data-module=dislocation]{--mod: var(--jog)}*{box-sizing:border-box}[hidden]{display:none!important}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}button,input,select{font:inherit;color:inherit}button{cursor:pointer;font-weight:500}button:disabled{cursor:not-allowed}:focus-visible{outline:2px solid var(--plane);outline-offset:2px}#app{height:100vh;min-height:100vh;display:flex;flex-direction:column}.topbar{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-template-areas:"brand actions" "nav nav";row-gap:8px;align-items:center;height:var(--topbar-h);padding:12px 20px 10px;background:var(--topbar);border-bottom:1px solid var(--line);z-index:6}.brand{grid-area:brand;display:flex;align-items:center;gap:11px;min-width:0;text-decoration:none;color:inherit;font-weight:600}.brand-name{font-size:var(--brand-size);line-height:1.25;white-space:nowrap}.mark{width:var(--logo);height:var(--logo);flex:0 0 var(--logo);display:grid;place-items:center;border:1px solid var(--line);border-radius:8px;background:var(--panel)}.mark:before{content:"";width:22px;height:22px;background:var(--plane);clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%)}.topbar-actions{grid-area:actions;display:flex;align-items:center;gap:8px}.nav{grid-area:nav;display:flex;flex-wrap:wrap;gap:3px;min-width:0;padding-top:1px}.nav a{display:inline-flex;align-items:center;min-height:var(--nav-min);padding:0 13px;border-radius:var(--shell-radius);color:var(--muted);background:transparent;text-decoration:none;font-size:14px;font-weight:500;white-space:nowrap}.nav a:hover{color:var(--ink);background:var(--panel-soft)}.nav a:active{background:var(--panel-strong)}.nav a[aria-current=page]{color:var(--plane);background:var(--panel-strong);box-shadow:inset 0 -2px 0 var(--plane);font-weight:600}.theme-toggle{display:grid;place-items:center;width:var(--theme-size);height:var(--theme-size);padding:0;border:1px solid var(--line);border-radius:var(--shell-radius);background:var(--panel-soft);color:var(--ink)}.theme-toggle span{font-size:19px;line-height:1}.theme-toggle:hover{border-color:var(--line-strong);background:var(--panel-strong)}.export-btn,.choice{min-height:var(--ctrl-min);padding:0 13px;border:1px solid var(--line);border-radius:var(--shell-radius);background:var(--panel);color:var(--ink-soft);font-size:13px;font-weight:500}.export-btn:hover,.choice:hover{color:var(--ink);background:var(--panel-strong);border-color:var(--line-strong)}.export-btn:active:not(:disabled),.choice:active:not(:disabled),.tool:active,.primary:active:not(:disabled),.chips button:active{transform:translateY(1px)}.choice[aria-pressed=true]{color:var(--ink);background:var(--panel-strong);border-color:var(--line-strong);box-shadow:inset 0 -2px 0 var(--mod)}.choice:disabled{color:var(--muted);background:transparent;border-style:dashed}.export-btn:disabled{color:#7c838da8;background:transparent;cursor:default}html[data-theme=dark] .export-btn:disabled{color:#949ba5a8}.primary{min-height:var(--input-min);min-width:72px;padding:0 14px;border:0;border-radius:var(--shell-radius);background:var(--active-bg);color:var(--active-ink);font-size:14px}.primary:hover{background:color-mix(in srgb,var(--active-bg) 86%,var(--plane))}.primary:disabled{opacity:.45}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.row>.choice{flex:1 1 0}#presets{display:grid;grid-template-columns:1fr 1fr;gap:4px}#presets button{flex:none;white-space:nowrap;padding:0 8px;font-size:13px}.workspace{flex:1 1 auto;display:grid;grid-template-columns:minmax(300px,var(--side)) minmax(0,1fr);grid-template-rows:minmax(0,1fr);min-height:0;overflow:hidden}.sidebar{width:var(--side);max-width:100%;border-right:1px solid var(--line);background:linear-gradient(var(--panel-soft) 40%,transparent) center top / 100% 28px no-repeat local,linear-gradient(transparent,var(--panel-soft) 60%) center bottom / 100% 28px no-repeat local,radial-gradient(farthest-side at 50% 0,var(--scroll-shade),transparent) center top / 100% 10px no-repeat scroll,radial-gradient(farthest-side at 50% 100%,var(--scroll-shade),transparent) center bottom / 100% 10px no-repeat scroll;background-color:var(--panel-soft);padding:var(--side-pad);overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent;min-height:0;display:flex;flex-direction:column;gap:var(--side-gap)}.stage{position:relative;min-height:0;height:100%;overflow:hidden;background:var(--stage);font-family:Segoe UI,PingFang SC,Noto Sans SC,Source Han Sans SC,sans-serif;-webkit-font-smoothing:auto}.view-canvas{width:100%;height:100%;display:block;touch-action:none}.stage-svg{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block;background:var(--stage-cool);font-family:inherit}.foot{padding:8px 20px;color:var(--muted);background:var(--panel-soft);border-top:1px solid var(--line);font-size:var(--foot-size);line-height:1.55}kbd{display:inline-block;min-width:1.6em;padding:0 4px;border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:4px;background:var(--panel);color:var(--ink-soft);font:inherit;font-size:11px;line-height:1.5;text-align:center}.stage[aria-busy=true]:before{content:"";position:absolute;top:0;left:0;height:2px;width:36%;background:var(--plane);animation:busy 1.1s ease-in-out infinite;z-index:5}.stage[aria-busy=true]:after{content:attr(data-loading);position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;color:var(--muted);font-size:13px}@keyframes busy{0%{transform:translate(-100%)}to{transform:translate(280%)}}.stage-error{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-content:center;justify-items:start;gap:10px;padding:24px;max-width:440px;margin:auto;font-size:14px;line-height:1.6}.stage-error strong{font-size:16px}.stage-error p{margin:0;color:var(--ink-soft)}.stage-error code{color:var(--muted);font-size:12px;overflow-wrap:anywhere}.toast{position:fixed;left:50%;bottom:22px;z-index:20;width:max-content;max-width:calc(100vw - 32px);padding:9px 14px;border-radius:var(--shell-radius);background:var(--active-bg);color:var(--active-ink);font-size:13px;box-shadow:var(--shadow);transform:translate(-50%,8px);opacity:0;pointer-events:none;transition:opacity .16s ease,transform .16s ease}.toast[data-show]{opacity:1;transform:translate(-50%)}.toast[data-tone=bad]{background:var(--direction);color:var(--on-direction)}.sidebar h2{font-size:var(--title-size);margin:0;font-weight:600;line-height:1.25}.sidebar p{margin:0}.sidebar>section,.sec{display:grid;gap:8px;min-width:0}.sec-title,.field>span:first-child,.lbl{color:var(--ink-soft);font-size:var(--label-size);font-weight:600;line-height:1.3}.lead{color:var(--muted);font-size:13px;line-height:1.55;margin-top:-8px}.field{display:flex;flex-direction:column;gap:8px;margin:0;font-size:var(--label-size);font-weight:600;color:var(--ink-soft)}.field span{color:var(--ink-soft)}.field-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.field-head output{color:var(--mod);font-size:13px;font-weight:600;font-variant-numeric:tabular-nums}.seg{display:flex;flex-wrap:wrap;gap:2px;margin:0;padding:3px;border-radius:var(--shell-radius);background:var(--panel-strong)}.seg button{flex:1 1 0;min-height:var(--ctrl-min);border:0;border-radius:6px;background:transparent;color:var(--muted);font-size:14px;font-weight:500;padding:0 10px;transition:background-color .16s ease,color .16s ease,box-shadow .16s ease}.seg button:hover:not([aria-pressed=true]){color:var(--ink);background:color-mix(in srgb,var(--panel) 45%,transparent)}.seg button[aria-pressed=true]{background:var(--panel);color:var(--ink);font-weight:600;box-shadow:0 1px 2px #191d2214,0 0 0 1px var(--line)}.seg.cols-2{display:grid;grid-template-columns:1fr 1fr}.seg.cols-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}.seg.cols-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}.seg.cols-4 button{padding:0 4px;font-size:13px}.seg.small button{min-height:32px;font-size:13px}input[type=text],input[type=number],select{border:1px solid var(--line);background:var(--input-bg);border-radius:var(--shell-radius);padding:0 11px;min-height:var(--input-min);width:100%;font-size:14px;font-variant-numeric:tabular-nums}input[type=text]:hover,input[type=number]:hover:not(:disabled),select:hover{border-color:var(--line-strong)}input[type=text]:focus,input[type=number]:focus,select:focus{outline:none;border-color:var(--plane);box-shadow:0 0 0 3px var(--focus-ring)}input:disabled{color:var(--muted);background:var(--panel-strong);cursor:not-allowed}[aria-invalid=true]{border-color:var(--direction)!important}input[type=range]{width:100%;height:28px;margin:0;accent-color:var(--mod);cursor:pointer}input[type=checkbox]{width:16px;height:16px;margin:0;accent-color:var(--active-bg)}.nums{display:flex;gap:6px}.nums input{width:0;flex:1;min-width:0;text-align:center;padding:0 6px}.check{display:flex;align-items:center;gap:8px;margin:0;min-height:28px;font-size:13px;font-weight:500;color:var(--ink-soft);cursor:pointer}.check:hover{color:var(--ink)}.entry{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.w-pair{display:grid;grid-template-columns:104px minmax(0,1fr);gap:12px;align-items:center}.play-pair{grid-template-columns:76px minmax(0,1fr)}.vec-cards{display:grid;gap:10px}.pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}.quiz-head{display:flex;justify-content:space-between;gap:8px;align-items:start}.quiz-head strong{font-size:15px}.score{text-align:right}#kind button[data-kind=plane][aria-pressed=true]{box-shadow:inset 0 -2px 0 var(--plane),0 0 0 1px var(--line);color:var(--plane)}#kind button[data-kind=direction][aria-pressed=true]{box-shadow:inset 0 -2px 0 var(--direction),0 0 0 1px var(--line);color:var(--direction)}.chips{display:flex;flex-wrap:wrap;gap:6px}.chips button{min-height:32px;padding:0 10px;border:1px solid var(--line);border-radius:var(--shell-radius);background:var(--panel);color:var(--ink-soft);font-size:13px;font-variant-numeric:tabular-nums}.chips button:hover{border-color:var(--mod);color:var(--ink)}.tiles{display:grid;grid-template-columns:1fr 1fr;gap:6px}.tile{--tone: var(--ink-soft);display:flex;align-items:center;gap:8px;min-height:42px;padding:6px 10px;border:1px solid var(--line);border-radius:var(--shell-radius);background:var(--panel);color:var(--muted);font-size:13px;font-weight:500;text-align:left;cursor:pointer;transition:background-color .16s ease,border-color .16s ease,color .16s ease}.tile:hover{border-color:var(--line-strong);color:var(--ink-soft)}.tile input{accent-color:var(--tone)}.tile b{display:block;color:inherit;font-weight:600}.tile small{display:block;font-size:11px;color:var(--muted);font-weight:500}.tile .tile-text{min-width:0;line-height:1.25}button.tile:before{content:"";flex:0 0 14px;height:14px;border:1.5px solid var(--line-strong);border-radius:4px;background:transparent}.tile[aria-pressed=true],.tile:has(input:checked){color:var(--ink);border-color:color-mix(in srgb,var(--tone) 55%,var(--line));background:color-mix(in srgb,var(--tone) 9%,var(--panel))}button.tile[aria-pressed=true]:before{border-color:var(--tone);background:var(--tone) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M3 7.2 5.8 10 11 4' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 12px no-repeat}.tile[data-tone=lat]{--tone: var(--lattice)}.tile[data-tone=heart]{--tone: var(--center)}.tile[data-tone=octa]{--tone: var(--octa)}.tile[data-tone=tetra]{--tone: var(--tetra)}.tile[data-tone=plane]{--tone: var(--pack-plane)}.tile[data-tone=dir]{--tone: var(--pack-dir)}.pick-list{display:flex;flex-direction:column;gap:4px;max-height:300px;overflow:auto;overscroll-behavior:contain;padding:1px}.pick{display:grid;grid-template-columns:auto minmax(0,1fr);column-gap:8px;align-items:center;width:100%;min-height:44px;padding:6px 10px;border:1px solid transparent;border-radius:var(--shell-radius);background:transparent;color:var(--ink-soft);text-align:left;line-height:1.3}.pick>:not(.swatch){grid-column:2}.pick>.swatch{grid-row:span 2;margin:0}.pick span{font-size:14px;font-weight:600;color:inherit}.pick small{font-size:12px;color:var(--muted)}.pick:hover{background:var(--panel);border-color:var(--line);color:var(--ink)}.pick[aria-pressed=true]{background:var(--panel);border-color:var(--line);color:var(--ink);box-shadow:inset 3px 0 0 var(--mod)}.readout{display:grid;gap:10px;padding:12px 14px;border:1px solid var(--line);border-left:3px solid var(--mod);border-radius:0 var(--shell-radius) var(--shell-radius) 0;background:var(--panel);min-width:0}.readout:has(.dot.bad){border-left-color:var(--direction)}.readout-kicker{color:var(--muted);font-size:12px;font-weight:500}.readout-main{font-size:20px;font-weight:650;line-height:1.2;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.readout-sub{color:var(--muted);font-size:12px;line-height:1.45}.status{display:grid;grid-template-columns:auto 1fr;gap:8px;align-items:start;font-size:14px;font-weight:600}.status .dot{width:9px;height:9px;margin-top:6px;border-radius:99px;background:var(--plane)}.status .dot.bad{background:var(--direction)}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;margin:0;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}.metrics>div{padding:7px 9px;background:var(--panel);min-width:0}.metrics.cols-2{grid-template-columns:1fr 1fr}.metrics.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.metrics .wide{grid-column:1 / -1}.metrics dt{margin:0 0 2px;color:var(--muted);font-size:11px;font-weight:500}.metrics dd{margin:0;font-size:15px;font-weight:650;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.stat{display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 12px;font-variant-numeric:tabular-nums;font-size:14px;margin:0}.stat>span{color:var(--ink-soft)}.stat b{font-weight:650;text-align:right;overflow-wrap:anywhere}.bars{display:grid;gap:12px}.bar-group{display:grid;gap:6px}.bar-row{display:grid;gap:3px;font-size:13px}.bar-row>div{display:flex;justify-content:space-between;gap:8px}.bar-row b{font-variant-numeric:tabular-nums}.bar{height:6px;border-radius:99px;background:var(--panel-strong);overflow:hidden}.bar i{display:block;height:100%;border-radius:99px}.prose,.steps{font-family:var(--serif);font-size:14px;line-height:1.75;color:var(--ink-soft)}.steps p{margin:0 0 6px}.callout{padding:8px 12px;border-left:3px solid var(--mod);background:var(--panel);border-radius:0 var(--shell-radius) var(--shell-radius) 0;font-size:13px;line-height:1.6;color:var(--ink-soft)}.note,.hint{color:var(--muted);font-size:var(--hint-size);line-height:1.5}.note{font-size:12px}.feedback{font-size:14px;font-weight:600}.feedback[data-state=ok]{color:var(--plane)}.feedback[data-state=bad]{color:var(--direction)}.error{color:var(--ink);font-size:13px;line-height:1.5}.error:empty{display:none}.error:not(:empty){padding:7px 10px 7px 30px;border-radius:var(--shell-radius);background:color-mix(in srgb,var(--direction) 11%,var(--panel)) no-repeat 10px 9px / 13px 13px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Ccircle cx='8' cy='8' r='7.2' fill='%23d96d43'/%3E%3Cpath d='M8 4v5' stroke='white' stroke-width='1.8' stroke-linecap='round'/%3E%3Ccircle cx='8' cy='11.6' r='1.05' fill='white'/%3E%3C/svg%3E")}.legend{display:flex;flex-wrap:wrap;gap:6px 12px;margin:0;font-size:12px;color:var(--ink-soft)}.legend span{display:inline-flex;align-items:center}.swatch{width:10px;height:10px;border-radius:50%;display:inline-block;margin-right:5px;flex:none}.score{font-variant-numeric:tabular-nums;font-size:15px}.stage-empty{padding:32px;color:var(--muted)}.vec-card{display:grid;gap:8px;margin:0;padding:10px 12px 12px;border:1px solid var(--line);border-top:3px solid var(--tone, var(--line-strong));border-radius:var(--shell-radius);background:var(--panel);min-width:0}.vec-card[data-tone=a]{--tone: var(--plane)}.vec-card[data-tone=b]{--tone: var(--direction)}.vec-row{display:grid;grid-template-columns:20px minmax(0,1fr);align-items:center;gap:6px;font-size:14px;font-weight:600;font-style:italic;color:var(--ink-soft)}.vec-row input{min-height:34px;font-style:normal}.vec-row.tri{grid-template-columns:26px minmax(0,1fr);font-style:normal;font-size:13px}#regions:before{content:"截面上的相区";flex-basis:100%;color:var(--ink-soft);font-size:var(--label-size);font-weight:600}.chips button[aria-pressed=true]{border-color:var(--mod);background:color-mix(in srgb,var(--mod) 9%,var(--panel));color:var(--ink);font-weight:600}.vec-card .field{flex-direction:row;align-items:center;justify-content:space-between}.vec-card .field>span:first-child{font-size:14px;color:var(--tone)}.vec-card select{width:auto;min-height:34px}details.more{border-top:1px solid var(--line);padding-top:10px}details.more summary{cursor:pointer;color:var(--ink-soft);font-size:12px;font-weight:600;list-style-position:inside}details.more summary:hover{color:var(--ink)}details.more[open] summary{margin-bottom:8px}.plate{position:absolute;top:12px;left:12px;z-index:2;display:grid;gap:2px;max-width:min(280px,55%);padding:7px 11px 8px;border-left:3px solid var(--mod);background:color-mix(in srgb,var(--panel) 90%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);pointer-events:none;color:var(--ink)}.plate strong{font-size:15px;font-weight:650;line-height:1.2}.plate span,.plate small{color:var(--muted);font-size:11.5px;line-height:1.35}.stage-tools{position:absolute;top:12px;right:12px;z-index:3;display:flex;gap:6px}.tool{display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 10px;border:1px solid var(--line-strong);border-radius:var(--shell-radius);background:color-mix(in srgb,var(--panel) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--ink-soft);font-size:12.5px;white-space:nowrap}.tool svg{width:16px;height:16px;flex:none}.tool:hover{color:var(--ink);border-color:var(--ink-soft);background:var(--panel)}.tool[aria-pressed=true]{color:var(--mod);border-color:var(--mod)}.stage-legend{position:absolute;right:12px;bottom:12px;z-index:2;display:flex;flex-wrap:wrap;align-items:center;gap:4px 12px;max-width:calc(100% - 24px);margin:0;padding:6px 10px;border:1px solid var(--line);border-radius:var(--shell-radius);background:color-mix(in srgb,var(--panel) 90%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--ink-soft);font-size:12px;line-height:1.4;pointer-events:none}.stage-legend span{display:inline-flex;align-items:center;gap:5px;white-space:nowrap}.stage-legend .swatch{margin:0}.stage-legend.wide{left:50%;right:auto;transform:translate(-50%);justify-content:center;max-width:min(760px,calc(100% - 24px))}@media (prefers-reduced-motion: reduce){*{scroll-behavior:auto;transition:none!important}.stage[aria-busy=true]:before{animation:none;width:100%;opacity:.5}}@media (max-width: 1100px) and (min-width: 821px){.tool span{display:none}.tool{width:34px;padding:0;justify-content:center}}@media (max-width: 820px){#app{height:auto;min-height:100%}.topbar{position:sticky;top:0;z-index:6;row-gap:6px;height:var(--bar-m);min-height:0;padding:8px 12px 0}.mark{--logo: 34px}.brand-name{font-size:16px}.theme-toggle{width:34px;height:34px}.export-btn{min-height:34px}.nav{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin:0 -12px;padding:0 12px 6px;scroll-padding:0 24px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12px,#000 calc(100% - 28px),transparent);mask-image:linear-gradient(90deg,transparent,#000 12px,#000 calc(100% - 28px),transparent)}.nav::-webkit-scrollbar{display:none}.nav a{min-height:34px;padding:0 11px;font-size:13px;flex:none}.workspace{flex:0 0 auto;grid-template-columns:1fr;grid-template-rows:auto auto;min-height:0;height:auto;max-height:none;overflow:visible}.stage{order:1;position:sticky;top:var(--bar-m);z-index:4;height:clamp(280px,46svh,460px);min-height:0;border-bottom:1px solid var(--line);box-shadow:0 6px 14px -10px var(--scroll-shade)}.sidebar{order:2;width:auto;border-right:0;padding:16px 14px 28px;gap:14px;overflow:visible;background:var(--panel-soft)}.pick-list{max-height:248px}.foot{padding:12px 14px}.foot .kbd-hint{display:none}.plate{top:8px;left:8px;padding:5px 9px 6px;max-width:58%}.plate strong{font-size:13px}.stage-tools{top:8px;right:8px}.tool span{display:none}.tool{width:34px;padding:0;justify-content:center}.stage-legend,.stage-legend.wide{left:8px;right:8px;bottom:8px;transform:none;max-width:none;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;scrollbar-width:none;pointer-events:auto;font-size:11px;padding:5px 8px}.stage-legend::-webkit-scrollbar{display:none}.toast{bottom:16px}}@media (max-width: 820px) and (max-height: 560px){.stage{position:relative;top:auto;height:78svh}.topbar{position:static}}@media (max-width: 480px){.topbar{padding:7px 10px 0}.brand-name{font-size:15px}.nav{margin:0 -10px;padding:0 10px 6px}.nav a{padding:0 9px}.export-btn{padding:0 10px}.sidebar{padding:14px 12px 24px}}