/* BiyoLab arayuz stilleri
   Varsayilan tema "tesrih". Alternatif temalar [data-theme] ile acilir:
   tesrih (varsayilan) · lab · sinif · neon
   Ortak iskelet + tema degiskenleri. */

@font-face{font-family:'Archivo';font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;src:url('fonts/archivo-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Archivo';font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;src:url('fonts/archivo-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Newsreader';font-style:italic;font-weight:300 600;font-display:swap;src:url('fonts/newsreader-italic-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C4,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Newsreader';font-style:italic;font-weight:300 600;font-display:swap;src:url('fonts/newsreader-italic-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ---------- tema: tesrih (varsayilan) ---------- */
:root{
  color-scheme:dark;
  --bg:#100E0C; --bg-2:#16130F; --panel:#191614; --panel-2:#201C19; --panel-3:#2A2521;
  --line:#2E2823; --line-2:#413931;
  --ink:#EDE6D9; --ink-2:#C3BAB0; --muted:#948B83; --faint:#736A63;
  --vital:#A8371F; --vital-bright:#EE7A5C; --vital-dim:rgba(168,55,31,.16);
  --stage:radial-gradient(120% 88% at 50% 34%,#2B2723 0%,#1B1714 44%,#100E0C 100%);
  --atmos:radial-gradient(118% 84% at 50% 40%,rgba(0,0,0,0) 38%,rgba(0,0,0,.48) 100%),radial-gradient(62% 22% at 50% 93%,var(--vital-dim),rgba(0,0,0,0) 72%);
  --atmos-grain:.055;
  --grade:contrast(1.09) saturate(1.15) brightness(1.03);
  --glass:rgba(18,15,13,.8); --glass-2:rgba(24,20,18,.95);
  --shadow:0 18px 44px rgba(0,0,0,.5);
  --mark-a:#F4EEE2; --mark-b:#CAC1B0; --mark-ink:#151110;
  --font-ui:'Archivo','Segoe UI',system-ui,-apple-system,sans-serif;
  --font-serif:'Newsreader',Georgia,'Times New Roman',serif;
  --header-h:68px;
}

/* ---------- tema: laboratuvar (acik, ferah) ---------- */
[data-theme=lab]{
  color-scheme:light;
  --bg:#EEF7F4; --bg-2:#E7F3EF; --panel:#FFFFFF; --panel-2:#F3FAF8; --panel-3:#DFF0EB;
  --line:#D9EAE5; --line-2:#B6D5CE;
  --ink:#0D2E28; --ink-2:#2B4E47; --muted:#5D7E78; --faint:#8AA8A2;
  --vital:#12A67F; --vital-bright:#0A7D5E; --vital-dim:rgba(18,166,127,.16);
  --stage:radial-gradient(72% 58% at 50% 40%,#FFFFFF 0%,rgba(255,255,255,0) 72%),linear-gradient(155deg,#DFF6EC 0%,#D2EBFA 50%,#E4E3FB 100%);
  --atmos:radial-gradient(122% 86% at 50% 38%,rgba(255,255,255,0) 48%,rgba(9,58,48,.16) 100%),radial-gradient(62% 22% at 50% 93%,var(--vital-dim),rgba(0,0,0,0) 72%);
  --atmos-grain:.03;
  --grade:contrast(1.05) saturate(1.07) brightness(1.01);
  --glass:rgba(255,255,255,.78); --glass-2:rgba(255,255,255,.96);
  --shadow:0 16px 40px rgba(10,70,58,.14);
  --mark-a:#12A67F; --mark-b:#0A7D5E; --mark-ink:#FFFFFF;
}

/* ---------- tema: sinif (sicak, enerjik) ---------- */
[data-theme=sinif]{
  color-scheme:light;
  --bg:#FFFBF6; --bg-2:#FBF0E2; --panel:#FFFFFF; --panel-2:#FBF1E5; --panel-3:#F8E2CD;
  --line:#F0DCC6; --line-2:#D6BCA3;
  --ink:#3A2416; --ink-2:#5C3F2C; --muted:#8A6A54; --faint:#B0927B;
  --vital:#F2662E; --vital-bright:#C1440F; --vital-dim:rgba(242,102,46,.16);
  --stage:radial-gradient(72% 58% at 50% 40%,rgba(255,255,255,.85) 0%,rgba(255,255,255,0) 72%),linear-gradient(150deg,#FFE4C0 0%,#FFCFDD 45%,#C7D9FF 100%);
  --atmos:radial-gradient(122% 86% at 50% 38%,rgba(255,255,255,0) 48%,rgba(122,72,32,.15) 100%),radial-gradient(62% 22% at 50% 93%,var(--vital-dim),rgba(0,0,0,0) 72%);
  --atmos-grain:.03;
  --grade:contrast(1.05) saturate(1.09) brightness(1.01);
  --glass:rgba(255,255,255,.72); --glass-2:rgba(255,255,255,.95);
  --shadow:0 16px 40px rgba(130,80,35,.18);
  --mark-a:#F2662E; --mark-b:#C1440F; --mark-ink:#FFFFFF;
}

/* ---------- tema: neon (koyu, canli) ---------- */
[data-theme=neon]{
  color-scheme:dark;
  --bg:#0B0A1F; --bg-2:#120F2E; --panel:#151233; --panel-2:#1C1840; --panel-3:#2A2358;
  --line:#2A2455; --line-2:#443B7C;
  --ink:#EEECFF; --ink-2:#C3BEE8; --muted:#8F89BA; --faint:#6C669C;
  --vital:#7C4DFF; --vital-bright:#B49BFF; --vital-dim:rgba(124,77,255,.22);
  --stage:radial-gradient(75% 60% at 50% 38%,rgba(130,150,255,.32) 0%,rgba(20,20,60,0) 72%),linear-gradient(160deg,#2E1D66 0%,#1C3E80 52%,#0E2A55 100%);
  --atmos:radial-gradient(118% 84% at 50% 40%,rgba(0,0,0,0) 38%,rgba(3,2,18,.52) 100%),radial-gradient(62% 24% at 50% 93%,var(--vital-dim),rgba(0,0,0,0) 72%);
  --atmos-grain:.062;
  --grade:contrast(1.08) saturate(1.18) brightness(1.03);
  --glass:rgba(17,14,44,.78); --glass-2:rgba(20,17,50,.95);
  --shadow:0 18px 44px rgba(0,0,12,.6);
  --mark-a:#B49BFF; --mark-b:#7C4DFF; --mark-ink:#0B0A1F;
}

/* acik temalarda renk seritleri daha belirgin olsun */
[data-theme=lab] .layer::before,[data-theme=sinif] .layer::before{opacity:.55}
[data-theme=lab] .structure::before,[data-theme=sinif] .structure::before{opacity:.8}
[data-theme=lab] .layer.on::before,[data-theme=sinif] .layer.on::before{opacity:1}
[data-theme=lab] .structure.selected::before,[data-theme=sinif] .structure.selected::before{opacity:1}

*,*::before,*::after{box-sizing:border-box}
body{margin:0;min-height:100dvh;background:var(--bg);color:var(--ink);font-family:var(--font-ui);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
[hidden]{display:none!important}
h1,h2,h3,p{margin:0}
img,canvas{display:block;max-width:100%}

button{font:inherit;cursor:pointer;color:var(--ink-2);background:none;border:1px solid var(--line-2);border-radius:9px;padding:9px 13px;transition:background .16s,border-color .16s,color .16s,transform .16s}
button:hover{background:var(--panel-3);color:var(--ink)}
button:disabled{cursor:progress;opacity:.4}
button,a,input,label{touch-action:manipulation}
:focus-visible{outline:2px solid var(--vital-bright);outline-offset:2px}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:8px;border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:var(--faint);background-clip:content-box}

/* ---------- ust bar ---------- */
header{height:var(--header-h);padding:0 22px;display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--line);background:var(--bg)}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;flex:none}
.brandmark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(158deg,var(--mark-a),var(--mark-b));color:var(--mark-ink);font-size:19px;font-weight:800;font-stretch:118%;letter-spacing:-.03em;line-height:1}
.brandtext{font-size:17px;font-weight:700;font-stretch:112%;letter-spacing:-.025em;line-height:1.05}
.brandtext small{display:block;font-size:10px;font-weight:500;font-stretch:100%;letter-spacing:.005em;color:var(--faint);margin-top:3px}
.modes{display:flex;gap:3px;margin:0 auto;padding:3px;border:1px solid var(--line);border-radius:11px;background:var(--bg-2)}
.tab{border:0;padding:8px 19px;border-radius:8px;font-size:13px;font-weight:600;font-stretch:106%;color:var(--muted)}
.tab:hover{background:var(--panel-2);color:var(--ink)}
.tab.active{background:var(--ink);color:var(--bg)}
.tab.active:hover{background:var(--ink)}
.header-note{flex:none;margin:0;font-size:11.5px;color:var(--faint)}
.theme-switch{display:flex;flex:none;gap:3px;padding:3px;border:1px solid var(--line);border-radius:10px;background:var(--bg-2)}
.theme-btn{border:0;padding:7px 13px;border-radius:7px;font-size:12px;font-weight:600;color:var(--muted)}
.theme-btn:hover{background:var(--panel-2);color:var(--ink)}
.theme-btn[aria-pressed=true]{background:var(--ink);color:var(--bg)}
.theme-btn[aria-pressed=true]:hover{background:var(--ink)}

/* ---------- iskelet duzen ---------- */
main{display:grid;grid-template-columns:280px minmax(320px,1fr) 344px;height:calc(100dvh - var(--header-h));min-height:0}
.panel{background:var(--panel);min-height:0}
.systems{display:flex;flex-direction:column;padding:20px 18px 22px;border-right:1px solid var(--line);overflow-y:auto}
.detail{display:flex;flex-direction:column;overflow:hidden;border-left:1px solid var(--line)}

/* ---------- sol: katmanlar ---------- */
.panel-head h1{font-size:20px;font-weight:700;font-stretch:114%;letter-spacing:-.025em;line-height:1.15}
.lead{font-size:12.5px;color:var(--muted);line-height:1.55;margin-top:7px}
.layer-actions{display:flex;gap:6px;margin:16px 0 4px}
.layer-actions .ghost{flex:1;padding:8px 6px;font-size:11.5px}
.ghost{background:transparent;border-color:var(--line-2);color:var(--ink-2);font-weight:600}
.ghost:hover{background:var(--panel-3);border-color:var(--line-2);color:var(--ink)}
.layers{display:flex;flex-direction:column;gap:6px;margin-top:14px}
.layer{position:relative;border:1px solid var(--line);border-radius:11px;background:var(--panel-2);overflow:hidden;transition:background .18s,border-color .18s}
.layer.on{background:var(--panel-3);border-color:var(--line-2)}
.layer::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c);opacity:.3;transition:opacity .18s}
.layer.on::before{opacity:1}
.layer-head{display:flex;align-items:center;gap:10px;padding:10px 12px 10px 14px;cursor:pointer}
.layer-name{flex:1;font-size:13.5px;font-weight:600;font-stretch:106%;letter-spacing:-.005em;line-height:1.2}
.layer-count{font-size:11.5px;color:var(--faint);font-variant-numeric:tabular-nums}
.layer-toggle{appearance:none;-webkit-appearance:none;flex:none;width:17px;height:17px;margin:0;padding:0;border:1.5px solid var(--line-2);border-radius:5px;background:transparent;cursor:pointer;transition:background .16s,border-color .16s}
.layer-toggle:checked{background-color:var(--c);border-color:var(--c);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M3.6 8.4l2.9 2.9 5.9-6.4' fill='none' stroke='%23131110' stroke-width='2.1' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:100%}
.layer-opacity{display:flex;align-items:center;gap:9px;padding:0 12px 10px 14px;font-size:11.5px;color:var(--muted)}
.layer-opacity input[type=range]{flex:1;min-width:40px}
.layer-opacity output{min-width:32px;text-align:right;font-variant-numeric:tabular-nums;color:var(--ink-2)}
input[type=range]{-webkit-appearance:none;appearance:none;height:20px;background:transparent;margin:0}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:4px;background:var(--line-2)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;margin-top:-5px;border-radius:50%;background:var(--c,var(--vital-bright));border:2px solid var(--panel-2)}
input[type=range]::-moz-range-track{height:4px;border-radius:4px;background:var(--line-2)}
input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:var(--c,var(--vital-bright));border:2px solid var(--panel-2)}

/* ---------- orta: sahne ---------- */
.stage{position:relative;overflow:hidden;background:var(--stage)}
#v3d-container{position:absolute;inset:0}
#v3d-container canvas{display:block;outline:none;cursor:grab;filter:var(--grade)}
.stage.is-over #v3d-container canvas{cursor:pointer}
.stage.is-grabbing #v3d-container canvas{cursor:grabbing}
.stage-atmos{position:absolute;inset:0;z-index:1;pointer-events:none;background:var(--atmos)}
.stage-atmos::after{content:"";position:absolute;inset:0;opacity:var(--atmos-grain,.04);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");background-size:160px 160px;mix-blend-mode:overlay}
.stage-title{position:absolute;top:18px;left:18px;z-index:2;display:flex;align-items:center;gap:8px;max-width:calc(100% - 36px);padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:var(--glass);backdrop-filter:blur(10px);font-size:12px;color:var(--ink-2);pointer-events:none}
.live-dot{flex:none;width:6px;height:6px;border-radius:50%;background:var(--vital-bright);box-shadow:0 0 0 3px var(--vital-dim)}
#view-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.toolbar{position:absolute;left:50%;bottom:52px;transform:translateX(-50%);z-index:2;display:flex;align-items:center;gap:3px;max-width:calc(100% - 24px);padding:5px;border:1px solid var(--line);border-radius:13px;background:var(--glass);backdrop-filter:blur(14px)}
.toolbar button{border:0;padding:8px 12px;border-radius:9px;font-size:12px;font-weight:600;white-space:nowrap;color:var(--ink-2)}
.toolbar button:hover{background:var(--panel-3);color:var(--ink)}
.toolbar button[aria-pressed=true]{background:var(--panel-3);color:var(--ink)}
.toolbar-sep{width:1px;height:18px;background:var(--line);margin:0 3px}
.stage-help{position:absolute;left:10px;right:10px;bottom:18px;text-align:center;font-size:11px;color:var(--faint);pointer-events:none}

/* yukleme / hata */
#loading{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;padding:24px;text-align:center;background:var(--bg);transition:opacity .5s cubic-bezier(.2,.75,.3,1),visibility .5s}
#loading.is-done{opacity:0;visibility:hidden}
.loader{position:relative;width:46px;height:46px;margin-bottom:22px;border:2px solid var(--line-2);border-radius:50%;box-shadow:0 0 30px var(--vital-dim)}
.loader::after{content:"";position:absolute;inset:9px;border-radius:50%;background:var(--vital-bright);animation:bioPulse 1.7s ease-in-out infinite}
@keyframes bioPulse{0%,100%{transform:scale(.66);opacity:.45}50%{transform:scale(1);opacity:.95}}
#loading h2{font-size:18px;font-weight:650;font-stretch:110%;letter-spacing:-.02em}
#loading p{margin:8px 0 18px;font-size:13px;color:var(--muted)}
#loading button{margin-top:18px}
progress{-webkit-appearance:none;appearance:none;display:block;width:190px;height:3px;border:0;border-radius:3px;background:var(--line);overflow:hidden}
progress::-webkit-progress-bar{background:var(--line)}
progress::-webkit-progress-value{background:var(--vital-bright);border-radius:3px}
progress::-moz-progress-bar{background:var(--vital-bright);border-radius:3px}

/* yapi etiketi */
.name-label{position:absolute;z-index:3;max-width:250px;padding:9px 13px;text-align:center;background:var(--glass-2);border:1px solid var(--line-2);border-radius:11px;box-shadow:var(--shadow);backdrop-filter:blur(12px);pointer-events:none;transform:translate(-50%,calc(-100% - 16px))}
.name-label::after{content:"";position:absolute;left:calc(50% - 4px + var(--anchor-offset,0px));bottom:-16px;width:7px;height:7px;border-radius:50%;background:var(--vital-bright);box-shadow:0 0 0 4px var(--vital-dim)}
.name-label strong{display:block;font-size:13px;font-weight:650;line-height:1.35;color:var(--ink)}
.name-label span{display:block;margin-top:2px;font-family:var(--font-serif);font-style:italic;font-size:12.5px;color:var(--muted)}
.name-label.label-below{transform:translate(-50%,16px)}
.name-label.label-below::after{top:-16px;bottom:auto}

/* ---------- sag: yapilar ---------- */
#explore-panel,#tasks-panel,#tools-panel{display:flex;flex-direction:column;flex:1;min-height:0;padding:20px 18px 0}
#tasks-panel,#tools-panel{overflow-y:auto;padding-bottom:20px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 9px;border:1px solid var(--line-2);border-radius:999px;background:var(--panel-2);font-size:11.5px;font-weight:600;color:var(--ink-2)}
.chip::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c,var(--line-2))}
#info h2{margin-top:10px;font-size:21px;font-weight:700;font-stretch:112%;letter-spacing:-.025em;line-height:1.18}
#info .latin{margin-top:3px;font-family:var(--font-serif);font-style:italic;font-size:13px;color:var(--muted);overflow-wrap:anywhere}
#info .empty-title{font-size:14.5px;font-weight:650;font-stretch:107%;letter-spacing:-.01em}
#info .empty-text{margin-top:5px;font-size:12.5px;color:var(--muted)}
.fact{margin-top:14px;padding:12px 14px;border-left:2px solid var(--vital);border-radius:0 10px 10px 0;background:var(--bg-2)}
.fact strong{display:block;margin-bottom:4px;font-size:11.5px;font-weight:650;color:var(--vital-bright)}
.fact p{font-size:13px;line-height:1.6;color:var(--ink-2)}
.source-link{display:inline-block;margin-top:12px;font-size:12px;font-weight:600;color:var(--vital-bright);text-decoration:none;line-height:1.5}
.source-link:hover{text-decoration:underline}
#selection-actions{display:flex;flex-direction:column;gap:6px;margin-top:14px}
.primary{width:100%;background:var(--ink);border:0;color:var(--bg);font-weight:650}
.primary:hover{background:var(--ink);filter:brightness(1.08)}
.list-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin:18px 0 7px;padding-top:16px;border-top:1px solid var(--line)}
.search-label{font-size:12px;font-weight:650;color:var(--ink-2)}
.list-count{font-size:11.5px;color:var(--faint);font-variant-numeric:tabular-nums}
#search{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:var(--bg-2);color:var(--ink);font-size:13px}
#search::placeholder{color:var(--faint)}
#search:focus{border-color:var(--line-2)}
#structure-list{flex:1;min-height:0;margin-top:8px;overflow-y:auto;padding-right:2px}
.structure{position:relative;display:block;width:100%;margin-bottom:4px;padding:9px 12px 9px 14px;text-align:left;border:1px solid transparent;border-radius:10px;background:var(--panel-2)}
.structure::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--c,var(--line-2));opacity:.45;transition:opacity .16s}
.structure:hover{background:var(--panel-3)}
.structure.selected{border-color:var(--line-2);background:var(--panel-3)}
.structure.selected::before{opacity:1}
.structure-name{display:block;font-size:13px;font-weight:600;color:var(--ink);line-height:1.3}
.structure-latin{display:block;margin-top:1px;font-family:var(--font-serif);font-style:italic;font-size:12.5px;color:var(--muted)}
.structure small{display:block;margin-top:4px;font-size:11px;color:var(--faint)}
.empty{padding:8px 2px;font-size:12.5px;color:var(--muted)}
footer{flex:none;padding:13px 18px;border-top:1px solid var(--line);font-size:11.5px;color:var(--faint)}
footer summary{display:flex;align-items:center;gap:6px;cursor:pointer;color:var(--muted);list-style:none}
footer summary::-webkit-details-marker{display:none}
footer summary::before{content:"›";display:inline-block;transition:transform .18s}
footer details[open] summary::before{transform:rotate(90deg)}
footer a{display:block;padding:4px 0;color:var(--vital-bright);text-decoration:none;line-height:1.45}
footer a:hover{text-decoration:underline}
footer details a:first-of-type{margin-top:4px}

/* ---------- gorevler ---------- */
.task{display:block;width:100%;margin-bottom:7px;padding:14px 15px;text-align:left;border-color:var(--line);border-radius:11px;background:var(--panel-2)}
.task:hover{background:var(--panel-3)}
.task.active{border-color:var(--vital);background:var(--panel-3)}
.task-title{display:block;font-size:14px;font-weight:650;font-stretch:107%;letter-spacing:-.01em;color:var(--ink)}
.task small{display:block;margin-top:4px;font-size:11.5px;color:var(--muted)}
#task-info:not(:empty){margin-top:16px}
.step{display:flex;gap:11px;padding:11px 0;border-top:1px solid var(--line)}
.step-num{flex:none;font-size:11.5px;font-weight:650;color:var(--vital-bright);font-variant-numeric:tabular-nums;padding-top:1px}
.step strong{display:block;font-size:13px;color:var(--ink)}
.step p{margin-top:2px;font-size:12.5px;color:var(--muted);line-height:1.55}
.task-group{margin:18px 0 9px;font-size:11px;font-weight:650;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
#tasks>.task-group:first-child{margin-top:0}
.task-code{display:inline-block;margin-right:6px;padding:1.5px 6px;border-radius:5px;background:var(--panel-3);color:var(--ink-2);font-size:10.5px;font-weight:650;letter-spacing:.01em;font-variant-numeric:tabular-nums}
.task-head{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin-bottom:8px}
.task-head .task-code{margin-right:0}
.task-skill{padding:2px 9px;border-radius:999px;border:1px solid var(--line);font-size:10.5px;color:var(--muted)}
.task-head-title{margin:0 0 2px;font-size:15px;font-weight:650;font-stretch:107%;letter-spacing:-.015em;color:var(--ink)}
.task-evidence{margin-top:13px;padding:12px 13px;border:1px solid var(--line);border-radius:10px;background:var(--panel-2)}
.task-evidence strong{display:block;font-size:11px;font-weight:650;letter-spacing:.09em;text-transform:uppercase;color:var(--vital-bright)}
.task-evidence p{margin-top:5px;font-size:12.5px;line-height:1.55;color:var(--ink-2)}

/* ---------- bildirim ---------- */
#toast{position:fixed;left:50%;bottom:22px;z-index:20;max-width:90vw;padding:11px 18px;border-radius:999px;background:var(--ink);color:var(--bg);font-size:13px;font-weight:600;box-shadow:var(--shadow);opacity:0;transform:translate(-50%,12px);pointer-events:none;transition:opacity .2s,transform .2s}
#toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- sunum modu ---------- */
.presentation-mode header,.presentation-mode .panel{display:none}
.presentation-mode main{display:block;height:100dvh}
.presentation-mode .stage{height:100dvh}
.presentation-mode .toolbar button{font-size:13px;padding:10px 15px}
.presentation-mode .stage-help{font-size:12px;bottom:calc(min(5vh,46px) + 12px)}
.presentation-mode .stage-title{top:calc(min(5vh,46px) + 15px)}
.presentation-mode .stage::before,.presentation-mode .stage::after{content:"";position:absolute;left:0;right:0;height:min(5vh,46px);background:#07090C;z-index:3;pointer-events:none;animation:bioBar .5s cubic-bezier(.2,.75,.3,1) both}
.presentation-mode .stage::before{top:0;transform-origin:top center}
.presentation-mode .stage::after{bottom:0;transform-origin:bottom center}
@keyframes bioBar{from{transform:scaleY(0)}to{transform:scaleY(1)}}

/* ---------- araçlar ---------- */
.tool{margin-top:17px;padding-top:15px;border-top:1px solid var(--line)}
.tool:first-of-type{margin-top:14px;padding-top:0;border-top:0}
.tool-head{margin:0 0 9px;font-size:13.5px;font-weight:650;font-stretch:107%;letter-spacing:-.01em;color:var(--ink)}
.tool-note{margin:9px 0 0;font-size:11.5px;line-height:1.5;color:var(--muted)}
.tool-note strong{color:var(--ink-2);font-weight:650}
.tool-field{display:block;margin:12px 0 4px;font-size:11.5px;color:var(--muted)}
.tool-slider{margin-top:11px;padding:0}
.tool-slider input:disabled{opacity:.45}
.seg{display:flex;flex-wrap:wrap;gap:4px}
.seg-btn{border:1px solid var(--line-2);border-radius:8px;padding:6px 11px;font-size:11.5px;font-weight:600;color:var(--ink-2)}
.seg-btn:hover{background:var(--panel-3);color:var(--ink)}
.seg-btn[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.seg-btn[aria-pressed=true]:hover{background:var(--ink)}
#xray-focus{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:9px;background:var(--bg-2);color:var(--ink);font:inherit;font-size:13px}
#pin[aria-pressed=true]{border-color:var(--vital);color:var(--vital-bright)}
.pin-list{display:flex;flex-direction:column;gap:4px;margin:12px 0}
.pin-row{display:flex;align-items:center;gap:8px;padding:7px 8px 7px 11px;border:1px solid var(--line);border-radius:9px;background:var(--panel-2);font-size:12.5px}
.pin-row::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:var(--c,var(--vital-bright))}
.pin-row span{flex:1;min-width:0;font-weight:600;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pin-row button{flex:none;border:0;padding:4px 7px;border-radius:6px;font-size:12px;color:var(--muted)}
.pin-row button:hover{background:var(--panel-3);color:var(--ink)}

/* sahne üstü iğneler */
#pin-layer{position:absolute;inset:0;z-index:1;pointer-events:none}
#pin-lines{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
#pin-lines polyline{fill:none;stroke:var(--vital-bright);stroke-width:1.4;stroke-opacity:.85;stroke-linejoin:round;stroke-linecap:round}
.pin-dot{position:absolute;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:var(--vital-bright);box-shadow:0 0 0 3px var(--vital-dim)}
.pin-tag{position:absolute;max-width:220px;padding:3px 8px;border-radius:7px;background:var(--glass-2);border:1px solid var(--line-2);font-size:11.5px;font-weight:600;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transform:translate(-50%,-50%)}

/* ---------- hafif hareket ---------- */
@keyframes bioRise{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}
@keyframes bioFade{from{opacity:0}to{opacity:1}}
@keyframes bioBreath{0%,100%{box-shadow:0 0 0 3px var(--vital-dim)}50%{box-shadow:0 0 0 7px var(--vital-dim)}}
.panel-head,.layer-actions,.list-head,footer{animation:bioRise .36s cubic-bezier(.2,.75,.3,1) both}
#systems .layer{animation:bioRise .36s cubic-bezier(.2,.75,.3,1) both;animation-delay:calc(var(--i,0)*36ms)}
#systems .layer:nth-child(1){--i:0}#systems .layer:nth-child(2){--i:1}#systems .layer:nth-child(3){--i:2}#systems .layer:nth-child(4){--i:3}#systems .layer:nth-child(5){--i:4}#systems .layer:nth-child(6){--i:5}#systems .layer:nth-child(7){--i:6}#systems .layer:nth-child(8){--i:7}#systems .layer:nth-child(9){--i:8}#systems .layer:nth-child(10){--i:9}#systems .layer:nth-child(11){--i:10}#systems .layer:nth-child(12){--i:11}
#info>*,#selection-actions>*{animation:bioRise .3s cubic-bezier(.2,.75,.3,1) both}
#info>*:nth-child(2),#selection-actions>*:nth-child(2){animation-delay:45ms}
#info>*:nth-child(3),#selection-actions>*:nth-child(3){animation-delay:90ms}
#info>*:nth-child(3){animation-delay:90ms}
.name-label{animation:bioFade .22s ease both}
.live-dot{animation:bioBreath 3.6s ease-in-out infinite}
.structure:hover,.task:hover{transform:translateX(2px)}
.stage.ready #v3d-container{animation:bioFade .8s ease both}
.stage.ready .stage-title,.stage.ready .stage-help{animation:bioFade .6s ease both}
.stage.ready .toolbar{animation:bioFade .6s ease .1s both}
.toolbar button:active:not(:disabled){transform:translateY(1px)}

/* ---------- uyarlama ---------- */
@media(min-width:1560px){main{grid-template-columns:312px minmax(320px,1fr) 384px}.systems{padding:26px 22px}.panel-head h1{font-size:22px}}
@media(max-width:1080px){
  main{grid-template-columns:232px minmax(240px,1fr) 286px}
  .systems{padding:16px 13px 18px}
  .header-note{display:none}
  .panel-head h1{font-size:18px}
  .lead{font-size:12px}
  .toolbar button{padding:8px 9px;font-size:11.5px}
}
@media(max-width:820px){
  header{height:auto;min-height:0;flex-wrap:wrap;padding:14px 16px;gap:12px}
  .modes{order:3;width:100%;margin:0}
  .theme-switch{order:2;margin-left:auto}
  .tab{flex:1;padding:9px}
  main{grid-template-columns:1fr;height:auto}
  .stage{grid-row:1;height:58dvh;min-height:400px}
  .systems{border-right:0;border-bottom:1px solid var(--line);overflow:visible}
  .detail{border-left:0;overflow:visible}
  #explore-panel,#tasks-panel,#tools-panel{overflow:visible;padding:18px 16px 0}
  #tasks-panel,#tools-panel{padding-bottom:18px}
  #structure-list{flex:none;max-height:340px}
  .layers{display:grid;grid-template-columns:1fr 1fr;gap:6px}
  .layer-head{padding:10px 11px 10px 13px}
  .layer-opacity{padding:0 11px 10px 13px}
  .toolbar{bottom:46px;flex-wrap:wrap;justify-content:center}
  .stage-help{font-size:10px}
  .step{padding:10px 0}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}