/* ВП03 «Датчики в непогоду»: игровой интерфейс поверх трёхмерной сцены. Цвета — из общего стиля ИТЛН:
   в тёмной теме — тёмное стекло, в светлой — светлое; акцент — синий (светлая) или голубой циан (тёмная). */
:root {
  --ink: var(--t-ink); --ink2: var(--t-ink-2); --muted: var(--t-muted); --dim: var(--t-dim); --accent: var(--t-accent); --accent2: var(--t-accent-2);
  --warn: var(--t-warn); --bad: var(--t-bad); --good: var(--t-ok); --line: var(--t-line);
  --glass: rgba(255, 255, 255, .80); --glass2: rgba(255, 255, 255, .92); --soft: rgba(23, 32, 48, .05); --soft2: rgba(23, 32, 48, .10);
  --shade: 243, 245, 248;   /* цвет затемнения экранов (RGB) */
  --paper: var(--t-surface); --paper-ink: var(--t-ink); --paper-muted: var(--t-muted);
  font: 15px/1.5 var(--t-font); color: var(--ink);
}
:root[data-theme="dark"] { --glass: rgba(9, 14, 24, .72); --glass2: rgba(14, 22, 36, .86); --soft: rgba(255, 255, 255, .06); --soft2: rgba(255, 255, 255, .12); --shade: 3, 6, 12; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --glass: rgba(9, 14, 24, .72); --glass2: rgba(14, 22, 36, .86); --soft: rgba(255, 255, 255, .06); --soft2: rgba(255, 255, 255, .12); --shade: 3, 6, 12; } }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; background: var(--t-bg); overflow: hidden; }
button { font: inherit; cursor: pointer; border-radius: 10px; border: 1px solid var(--line); background: var(--soft); color: var(--ink); padding: 9px 14px; transition: background .15s, transform .1s, border-color .15s; }
button:hover { background: var(--soft2); border-color: var(--accent); }
button:active { transform: scale(.98); }
button:disabled { opacity: .4; cursor: default; transform: none; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--t-accent-ink); font-weight: 600; box-shadow: 0 6px 22px color-mix(in srgb, var(--accent) 35%, transparent); }
button.primary:hover { background: color-mix(in srgb, var(--accent) 85%, var(--t-ink)); }
button.ghost { background: transparent; }
button.danger { border-color: rgba(255,93,108,.6); }
input, select, textarea { font: inherit; color: inherit; background: var(--t-surface); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
math { font-size: 1.08em; }
math[display="block"] { margin: 8px 0; font-size: 1.15em; }

#stage { position: fixed; inset: 0; width: 100vw; height: 100vh; display: block; touch-action: none; }
#vignette { position: fixed; inset: 0; pointer-events: none; background: radial-gradient(ellipse at center, transparent 55%, rgba(var(--shade), .5) 100%); }
#flash { position: fixed; inset: 0; pointer-events: none; background: #ff2a3a; opacity: 0; transition: opacity .5s; }
#flash.on { opacity: .35; transition: none; }
.glass { background: var(--glass); border: 1px solid var(--line); border-radius: 14px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); box-shadow: 0 10px 40px rgba(0,0,0,.35); }
.glass-light { background: var(--t-surface); color: var(--paper-ink); border: 1px solid var(--line); border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,.35); }

/* ---------- HUD ---------- */
#hud { position: fixed; inset: 0; pointer-events: none; }
#hud > * { pointer-events: auto; }
.hud-tl { position: absolute; top: 16px; left: 16px; padding: 10px 16px; min-width: 220px; }
.hud-tl .k { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.hud-tl .t { font-size: 22px; font-weight: 700; letter-spacing: .01em; }
.hud-tl .s { font-size: 13px; color: var(--muted); }
.hud-tr { position: absolute; top: 106px; left: 16px; width: 290px; padding: 10px 14px; font-size: 13.5px; }
.hud-tr h3 { margin: 0 0 4px; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.obj { display: flex; gap: 8px; align-items: flex-start; padding: 3px 0; color: var(--ink); }
.obj i { flex: 0 0 18px; height: 18px; border-radius: 50%; border: 2px solid var(--dim); margin-top: 2px; }
.obj.done { color: var(--good); } .obj.done i { border-color: var(--good); background: var(--good); box-shadow: 0 0 10px var(--good); }
.obj.locked { color: var(--dim); }
.hud-tools { position: absolute; top: 64px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; }
.tool { padding: 6px 10px; font-size: 13px; background: var(--glass); backdrop-filter: blur(8px); }
.hud-bl { position: absolute; left: 16px; bottom: 16px; display: flex; gap: 10px; flex-wrap: wrap; max-width: 60vw; }
.gauge { background: var(--glass); border: 1px solid var(--line); border-radius: 12px; padding: 8px 12px; min-width: 120px; backdrop-filter: blur(8px); }
.gauge .l { font-size: 11px; color: var(--muted); letter-spacing: .04em; }
.gauge .v { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.2; }
.gauge .v.good { color: var(--good); } .gauge .v.warn { color: var(--warn); } .gauge .v.bad { color: var(--bad); }
.gauge .meter { height: 5px; background: var(--soft2); border-radius: 3px; margin-top: 5px; overflow: hidden; }
.gauge .meter b { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2)); transition: width .2s; }
.hud-br { position: absolute; right: 16px; bottom: 16px; display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; justify-content: flex-end; max-width: 46vw; }
.hud-bc { position: absolute; left: 50%; top: 16px; transform: translateX(-50%); display: flex; gap: 2px; padding: 4px; }
.hud-bc button { border: 0; background: transparent; font-size: 13px; padding: 6px 12px; color: var(--muted); border-radius: 9px; }
.hud-bc button.on { background: var(--t-accent-soft); color: var(--ink); }
.hud-bc button.done { color: var(--good); }
.hud-bc button:disabled { opacity: .35; }
.dock { position: absolute; top: 16px; right: 16px; width: min(440px, 36vw); max-height: calc(100vh - 100px); overflow: auto; padding: 16px 18px; font-size: 14.5px; }
.dock:empty { display: none; }
.dock h2 { margin: 0 0 6px; font-size: 20px; }
.dock h3 { margin: 14px 0 6px; font-size: 15px; color: var(--accent); }
.dock p { margin: 6px 0; color: var(--ink2); }
.dock .who { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent2); }
.dock .row { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; flex-wrap: wrap; }
.dock table { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; }
.dock th, .dock td { border-bottom: 1px solid var(--line); padding: 5px 4px; text-align: right; }
.dock th:first-child, .dock td:first-child { text-align: left; }
.dock .note { font-size: 12.5px; color: var(--muted); }
.field { display: grid; grid-template-columns: 1fr 110px auto; gap: 8px; align-items: center; margin: 6px 0; }
.field input { width: 110px; text-align: right; }
.field .st { width: 22px; text-align: center; font-weight: 700; }
.field .st.ok { color: var(--good); } .field .st.no { color: var(--bad); }
.hint { font-size: 12.5px; color: var(--warn); margin: 2px 0 6px; }
.chart { width: 100%; height: 170px; display: block; background: var(--soft); border-radius: 10px; margin: 6px 0; }
.slider { display: grid; grid-template-columns: 1fr auto; gap: 2px 8px; margin: 6px 0; font-size: 13px; color: var(--muted); }
.slider input { grid-column: 1 / -1; width: 100%; accent-color: var(--accent); padding: 0; }
.slider output { color: var(--ink); font-variant-numeric: tabular-nums; }
.quiz button { display: block; width: 100%; text-align: left; margin: 6px 0; }
.quiz button.right { border-color: var(--good); background: rgba(91,227,155,.15); }
.quiz button.wrong { border-color: var(--bad); background: rgba(255,93,108,.12); }
.bis { width: 100%; font-size: 12.5px; }
.bis td { padding: 3px 4px; }
.stars { font-size: 30px; letter-spacing: 4px; color: #ffd166; text-shadow: 0 0 14px rgba(255,209,102,.6); }
.stars .off { color: var(--soft2); text-shadow: none; }
.toast { position: absolute; top: 90px; left: 50%; transform: translate(-50%, -10px); padding: 10px 18px; border-radius: 12px; background: var(--glass2); border: 1px solid var(--line); font-weight: 600; opacity: 0; transition: opacity .3s, transform .3s; pointer-events: none !important; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.good { border-color: var(--good); color: var(--good); } .toast.bad { border-color: var(--bad); color: var(--bad); }
.py-status { position: absolute; left: 16px; bottom: 104px; font-size: 12px; color: var(--muted); background: var(--glass); padding: 4px 10px; border-radius: 8px; }
.cam-feed { position: absolute; left: 16px; bottom: 104px; padding: 8px; width: 336px; }
.cam-feed canvas { width: 320px; height: 240px; display: block; border-radius: 8px; background: #000; }
#camLabel { font-size: 12.5px; margin-top: 4px; color: var(--muted); }
#camLabel b.ok { color: var(--good); }

/* ---------- Полноэкранные экраны ---------- */
.screen { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; padding: 24px; overflow: auto; }
#loading { z-index: 50; }   /* фон — общий, с текстурой (класс t-bg) */
.load-box { width: min(520px, 92vw); text-align: center; }
.logo { display: inline-block; font-weight: 800; letter-spacing: .2em; color: var(--accent); border: 2px solid var(--accent); padding: 4px 14px; border-radius: 10px; box-shadow: var(--t-glow); }
.load-box h1 { font-size: 34px; margin: 18px 0 22px; letter-spacing: .02em; }
.bar { height: 8px; background: var(--soft); border-radius: 6px; overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--accent), var(--accent2)); box-shadow: 0 0 16px var(--accent); transition: width .25s; }
#loadText { color: var(--muted); }
.load-list { list-style: none; padding: 0; margin: 8px auto 0; font-size: 13px; color: var(--dim); text-align: left; display: inline-block; }
.load-list li.ok { color: var(--good); } .load-list li.ok::before { content: '✓ '; } .load-list li::before { content: '· '; }
#title { background: linear-gradient(90deg, rgba(var(--shade), .88) 0%, rgba(var(--shade), .55) 46%, rgba(var(--shade), 0) 75%); justify-content: flex-start; }
.title-box { max-width: 600px; margin-left: 4vw; }
.kicker { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
h1.big { font-size: clamp(40px, 6vw, 76px); line-height: 1.02; margin: 10px 0 14px; font-weight: 800; letter-spacing: -.01em; }
.lead { font-size: 18px; color: var(--ink2); }
.title-form { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; margin: 22px 0 6px; }
.title-form label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.title-form #variantIn { width: 110px; } .title-form #studentIn { width: 240px; }
.err { color: var(--bad); min-height: 1.2em; }
.fine { font-size: 12.5px; color: var(--dim); }
#campaign { background: linear-gradient(180deg, rgba(var(--shade), .55), rgba(var(--shade), .85)); flex-direction: column; justify-content: flex-start; padding-top: 7vh; }
.camp-head { width: min(1200px, 94vw); display: flex; justify-content: space-between; align-items: flex-end; }
.camp-head h1 { margin: 2px 0 10px; font-size: 36px; }
.camp-grid { width: min(1200px, 94vw); display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; }
.mcard { position: relative; text-align: left; padding: 16px; min-height: 250px; border-radius: 16px; background: var(--glass2); border: 1px solid var(--line); display: flex; flex-direction: column; gap: 6px; overflow: hidden; }
.mcard::before { content: ''; position: absolute; inset: 0; opacity: .35; background: var(--art); pointer-events: none; }
.mcard > * { position: relative; }
.mcard .n { font-size: 12px; letter-spacing: .14em; color: var(--accent); text-transform: uppercase; }
.mcard h2 { margin: 0; font-size: 22px; }
.mcard .w { font-size: 13px; color: var(--muted); }
.mcard p { font-size: 13.5px; color: var(--ink2); margin: 4px 0 auto; }
.mcard .stars { font-size: 22px; }
.mcard.locked { opacity: .5; }
.mcard.locked h2::after { content: ' 🔒'; font-size: 16px; }
.mcard:not(.locked):hover { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 16px 50px color-mix(in srgb, var(--accent) 18%, transparent); transform: translateY(-2px); }
.camp-stars { font-size: 15px; color: #ffd166; }
.camp-foot { width: min(1200px, 94vw); margin-top: 18px; display: flex; gap: 10px; }
#final { background: rgba(var(--shade), .94); align-items: flex-start; }
.final-box { width: min(980px, 94vw); margin: 4vh auto; }
.final-box h1 { font-size: 40px; margin: 6px 0; }
.final-box table { width: 100%; border-collapse: collapse; font-size: 14px; }
.final-box th, .final-box td { border-bottom: 1px solid var(--line); padding: 7px 6px; text-align: left; }
.final-box .grade { font-size: 18px; margin: 10px 0; }

/* ---------- Выдвижная панель ---------- */
.drawer { position: fixed; top: 4vh; bottom: 4vh; right: 2vw; width: min(760px, 94vw); padding: 22px 26px; overflow: auto; z-index: 40; font-size: 15px; }
.drawer h2 { margin: 0 0 10px; } .drawer h3 { margin: 18px 0 6px; color: var(--accent); }
.drawer p, .drawer li { color: var(--paper-ink); }
.drawer .note { color: var(--paper-muted); font-size: 13.5px; }
.drawer table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
.drawer th, .drawer td { border-bottom: 1px solid var(--line); padding: 5px 6px; text-align: left; }
.drawer button { color: var(--paper-ink); border-color: var(--t-line-2); background: var(--t-surface-2); }
.drawer button.primary { color: var(--t-accent-ink); background: var(--accent); border-color: var(--accent); }
.drawer button.primary:hover { background: color-mix(in srgb, var(--accent) 85%, var(--t-ink)); }
.drawer-x { position: sticky; top: 0; float: right; padding: 4px 10px; }
.drawer .locked { color: var(--t-dim); }
.code { width: 100%; min-height: 300px; font: 13.5px/1.5 ui-monospace, Menlo, Consolas, monospace; color: #e6edf6; background: #0e1520; border-radius: 10px; padding: 12px; tab-size: 4; white-space: pre; }
.out { font: 12.5px/1.45 ui-monospace, Menlo, monospace; background: #0e1520; color: #b9f5d0; border-radius: 10px; padding: 10px; white-space: pre-wrap; max-height: 180px; overflow: auto; }
.fail { position: fixed; inset: 20px; background: #3a0f16; color: #fff; padding: 20px; border-radius: 12px; z-index: 99; }
@media (max-width: 900px) {
  .hud-tr { width: 220px; font-size: 12.5px; } .dock { width: min(92vw, 440px); top: auto; bottom: 96px; max-height: 42vh; }
  .hud-tl { min-width: 0; } .hud-tools { top: 108px; } .cam-feed { display: none; }
}