@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap');

:root {
  --ink: #2f0b08;
  --muted: #80645a;
  --paper: #fff6dc;
  --panel: rgba(255, 251, 235, 0.9);
  --line: rgba(116, 13, 9, 0.15);
  --line-strong: rgba(116, 13, 9, 0.26);
  --forest: #750b08;
  --forest-2: #981810;
  --mint: #ffd52a;
  --mint-soft: #fff0b5;
  --cyan: #f4b83d;
  --orange: #c95d1e;
  --red: #a51f17;
  --blue: #b46b24;
  --shadow: 0 22px 60px rgba(91, 16, 10, 0.13);
  --radius: 22px;
  --mono: "DM Mono", Consolas, monospace;
  --sans: "Manrope", Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 72% 2%, rgba(255, 213, 42, .22), transparent 26rem),
    linear-gradient(145deg, #fff0c3, #fff9e7 52%, #f7dfaa);
  font-family: var(--sans);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
img { max-width: 100%; }

.ambient {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  opacity: .32;
  z-index: -1;
}

.ambient-one { width: 260px; height: 260px; background: var(--mint); top: 13%; right: -80px; }
.ambient-two { width: 300px; height: 300px; background: #c1c6ff; bottom: -120px; left: 27%; }

.app-shell {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 248px;
  display: flex;
  flex-direction: column;
  padding: 30px 22px 24px;
  color: #f7fff9;
  background:
    linear-gradient(180deg, rgba(255,255,255,.035), transparent 18%),
    var(--forest);
  border-right: 1px solid rgba(255,255,255,.08);
  z-index: 30;
}

.brand {
  display: flex;
  align-items: center;
  gap: 13px;
  color: inherit;
  text-decoration: none;
  margin: 0 8px 52px;
}

.brand-mark {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  padding: 3px;
  overflow: hidden;
  border: 1px solid rgba(255, 234, 77, .35);
  border-radius: 11px;
  background:
    radial-gradient(circle at 38% 30%, rgba(182, 23, 22, .95), transparent 48%),
    linear-gradient(145deg, #8b0d0d, #4e0808);
  box-shadow:
    inset 0 0 16px rgba(255, 48, 31, .16),
    0 7px 18px rgba(0, 0, 0, .22);
}

.brand-mark svg {
  display: block;
  width: 100%;
  height: 100%;
}

.brand-mark .molecule-links {
  fill: none;
  stroke: #edff38;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-mark .molecule-nodes {
  fill: #edff38;
  filter: drop-shadow(0 0 3px rgba(237, 255, 56, .35));
}

.brand strong { display: block; font-size: 20px; letter-spacing: .8px; }
.brand small { display: block; color: rgba(237,255,56,.72); font: 8px var(--mono); letter-spacing: .55px; white-space: nowrap; }

.main-nav { display: grid; gap: 7px; }

.nav-link {
  position: relative;
  width: 100%;
  display: grid;
  grid-template-columns: 30px 1fr;
  align-items: center;
  gap: 9px;
  border: 0;
  background: transparent;
  color: rgba(255,255,255,.58);
  border-radius: 13px;
  padding: 13px 14px;
  text-align: left;
  cursor: pointer;
  transition: .22s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  right: 13px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: transparent;
}

.nav-link:hover { background: rgba(255,255,255,.05); color: white; }
.nav-link.is-active { background: rgba(189,246,107,.12); color: white; }
.nav-link.is-active::after { background: var(--mint); box-shadow: 0 0 12px var(--mint); }
.nav-index { color: rgba(189,246,107,.58); font: 10px var(--mono); }
.nav-link span:last-child { font-size: 13px; font-weight: 650; }
.main-nav a.nav-link { text-decoration:none; }

.sidebar-status {
  margin-top: auto;
  padding: 14px;
  border: 1px solid rgba(255,255,255,.09);
  background: rgba(255,255,255,.04);
  border-radius: 14px;
}

.status-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .8px;
}

.status-row strong { color: var(--mint); font: 9px var(--mono); }
.sidebar-status p { margin: 9px 0 0 16px; color: rgba(255,255,255,.42); font-size: 10px; }

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 0 rgba(189,246,107,.45);
  animation: pulse 2s infinite;
}

@keyframes pulse { 65% { box-shadow: 0 0 0 7px rgba(189,246,107,0); } }

.workspace { grid-column: 2; min-width: 0; }

.topbar {
  position: sticky;
  top: 0;
  height: 94px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 clamp(24px, 4vw, 58px);
  background: rgba(244, 245, 239, .77);
  border-bottom: 1px solid rgba(16,32,29,.07);
  backdrop-filter: blur(18px);
  z-index: 20;
}

.topbar-title { flex: 1; }
.article-title-eyebrow { max-width:760px; letter-spacing:1.1px; line-height:1.35; }
.topbar h1 { margin: 2px 0 0; font-size: 20px; line-height: 1.2; }
.eyebrow, .section-kicker {
  display: block;
  color: #77827e;
  font: 9px var(--mono);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.topbar-actions, .heading-actions, .hero-actions { display: flex; align-items: center; gap: 10px; }
.menu-toggle { display: none !important; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 42px;
  padding: 0 17px;
  border-radius: 11px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}

.button:hover { transform: translateY(-1px); }
.button:disabled { opacity: .42; cursor: not-allowed; transform: none; }
.button-primary { color: #f8fff4; background: var(--forest); box-shadow: 0 8px 20px rgba(8,34,29,.14); }
.button-primary:hover { background: #123a31; }
.button-light { color: var(--forest); background: var(--mint); }
.button-light:hover { background: #cafa84; }
.button-ghost { color: var(--ink); background: rgba(255,255,255,.47); border-color: var(--line); }
.button-danger-ghost { color: #ad463d; background: rgba(255,255,255,.45); border-color: rgba(223,90,79,.24); }
.button-full { width: 100%; }

.text-button {
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
}

.text-button span { display: inline-block; margin-left: 6px; transition: transform .18s ease; }
.text-button:hover span { transform: translateX(3px); }

.icon-button {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255,255,255,.58);
  cursor: pointer;
}

.icon-button.danger { color: var(--red); }

.view-stack { padding: 38px clamp(24px, 4vw, 58px) 70px; }
.view { display: none; animation: view-in .35s ease; }
.view.is-active { display: block; }
@keyframes view-in { from { opacity: 0; transform: translateY(6px); } }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 274px;
  gap: 18px;
}

.hero-card {
  position: relative;
  min-height: 395px;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(330px, 1.2fr) minmax(260px, .8fr);
  color: white;
  border-radius: 28px;
  background:
    radial-gradient(circle at 73% 40%, rgba(122,231,220,.2), transparent 35%),
    linear-gradient(135deg, #071f1a, #0d3a31);
  box-shadow: var(--shadow);
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .09;
  background-image: linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(to right, transparent, black);
}

.hero-copy { position: relative; z-index: 2; padding: 57px 20px 74px 54px; }
.hero-card .section-kicker { color: var(--mint); }
.hero-copy h2 {
  margin: 18px 0 18px;
  font-size: clamp(34px, 4.3vw, 62px);
  line-height: .98;
  letter-spacing: -3.2px;
}
.hero-copy h2 em { color: var(--mint); font-style: normal; font-weight: 500; }
.hero-copy p { max-width: 550px; color: rgba(255,255,255,.65); font-size: 13px; line-height: 1.75; }
.hero-actions { margin-top: 29px; }
.hero-card .text-button { color: rgba(255,255,255,.72); }

.hero-visual { position: relative; z-index: 1; display: grid; place-items: center; }
.orbital { position: relative; width: 270px; height: 270px; display: grid; place-items: center; }
.orbital-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(189,246,107,.24); }
.ring-one { width: 245px; height: 245px; animation: spin 22s linear infinite; }
.ring-one::before, .ring-two::before {
  content: "";
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 20px var(--mint);
}
.ring-one::before { top: 22px; right: 34px; }
.ring-two { width: 175px; height: 175px; border-style: dashed; animation: spin 15s linear reverse infinite; }
.ring-two::before { bottom: 2px; left: 68px; background: var(--cyan); }
@keyframes spin { to { transform: rotate(360deg); } }

.robot-glyph { position: relative; width: 120px; height: 150px; }
.robot-eye {
  position: absolute; left: 14px; top: 10px; width: 68px; height: 50px;
  border: 1px solid rgba(255,255,255,.5); border-radius: 17px 17px 24px 12px; transform: rotate(-8deg);
}
.robot-eye::before { content:""; position:absolute; width:12px; height:12px; border-radius:50%; background:var(--mint); right:14px; top:15px; box-shadow:0 0 16px var(--mint); }
.robot-arm { position: absolute; width: 72px; height: 15px; border: 1px solid rgba(255,255,255,.5); left: 53px; top: 64px; transform: rotate(44deg); border-radius: 9px; }
.robot-arm::before { content:""; position:absolute; width:28px; height:28px; border-radius:50%; border:1px solid var(--mint); left:-15px; top:-8px; }
.robot-base { position:absolute; width:75px; height:38px; border-radius:15px 15px 5px 5px; border:1px solid rgba(255,255,255,.5); bottom:5px; right:2px; }
.orbit-label { position: absolute; color: rgba(255,255,255,.4); font: 8px var(--mono); letter-spacing: 1px; }
.label-a { left: -2px; top: 48%; }
.label-b { right: 0; top: 18%; }

.hero-metric {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 3;
  display: grid;
  grid-template-columns: auto auto;
  align-items: end;
  column-gap: 16px;
  padding: 16px 24px;
  background: rgba(189,246,107,.95);
  color: var(--forest);
  border-radius: 20px 0 0;
}
.hero-metric span { grid-column: 1 / -1; font: 8px var(--mono); letter-spacing: 1px; text-transform: uppercase; }
.hero-metric strong { font-size: 30px; line-height: 1; }
.hero-metric small { max-width: 75px; font-size: 9px; line-height: 1.3; }

.quick-panel, .chart-card, .formula-card, .local-history-card, .paper-section, .quality-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 14px 50px rgba(27,43,38,.045);
}

.quick-panel { padding: 27px; display: flex; flex-direction: column; }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.panel-heading h3 { margin: 5px 0 0; font-size: 17px; }
.live-badge { color: #1d6f43; background: #dcf5d7; border-radius: 20px; padding: 5px 8px; font: 8px var(--mono); }
.quick-stat { display: flex; justify-content: space-between; align-items: baseline; padding: 23px 0; border-bottom: 1px solid var(--line); }
.quick-stat span { color: var(--muted); font-size: 11px; }
.quick-stat strong { font-size: 25px; letter-spacing: -1px; }
.quick-link { display: flex; align-items: center; justify-content: space-between; border: 0; margin-top: auto; padding: 20px 0 0; background: transparent; font-size: 11px; font-weight: 750; cursor: pointer; }

.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin: 58px 0 22px; }
.section-heading h2 { margin: 7px 0 0; font-size: clamp(26px, 3vw, 38px); letter-spacing: -1.6px; line-height: 1.1; }
.section-heading > p { max-width: 390px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.7; }

.benchmark-grid { display: grid; grid-template-columns: 1fr 1fr .7fr; gap: 16px; }
.system-card, .insight-card { position: relative; min-height: 295px; overflow: hidden; padding: 28px; border-radius: var(--radius); }
.system-card { border: 1px solid var(--line); background: rgba(255,255,252,.8); }
.system-card-head { display: grid; grid-template-columns: 43px 1fr auto; gap: 13px; align-items: center; }
.system-id { display: grid; place-items: center; width: 43px; height: 43px; color: white; border-radius: 13px; background: var(--forest); font: 16px var(--mono); }
.system-b .system-id { color: var(--forest); background: var(--cyan); }
.system-card-head span { color: var(--muted); font-size: 9px; }
.system-card-head h3 { margin: 2px 0 0; font-size: 14px; }
.system-card-head .system-tag { padding: 5px 7px; border: 1px solid var(--line); border-radius: 6px; font: 7px var(--mono); letter-spacing: .7px; }
.system-score { margin: 28px 0 20px; }
.system-score strong { display: block; font-size: 48px; line-height: 1; letter-spacing: -3px; }
.system-score small { font-size: 20px; }
.system-score span { color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: 1px; }
.metric-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.metric-strip div { border-left: 1px solid var(--line); padding-left: 10px; }
.metric-strip span, .metric-strip strong { display: block; }
.metric-strip span { color: var(--muted); font-size: 8px; text-transform: uppercase; }
.metric-strip strong { margin-top: 3px; font-size: 12px; }
.signal-bars { position: absolute; right: 25px; bottom: 0; left: 25px; height: 50px; display: flex; align-items: end; gap: 5px; opacity: .16; }
.signal-bars span { flex: 1; height: var(--h); border-radius: 3px 3px 0 0; background: var(--forest); }
.system-b .signal-bars span { background: #258f87; }

.insight-card { color: white; background: linear-gradient(145deg, #273f39, #101f1c); }
.insight-card .section-kicker { color: var(--mint); }
.insight-card blockquote { margin: 25px 0 18px; font-size: clamp(20px, 2vw, 27px); font-weight: 700; line-height: 1.2; letter-spacing: -1px; }
.insight-card p { color: rgba(255,255,255,.55); font-size: 10px; line-height: 1.7; }
.insight-card .text-button { position: absolute; bottom: 28px; color: var(--mint); }

.dashboard-lower-grid { display: grid; grid-template-columns: 1fr 320px; gap: 16px; margin-top: 16px; }
.chart-card, .formula-card { padding: 26px; }
.legend { display: flex; gap: 13px; color: var(--muted); font-size: 9px; }
.legend span { display: flex; align-items: center; gap: 5px; }
.legend i { width: 7px; height: 7px; border-radius: 50%; }
.legend-a { background: var(--mint); }
.legend-b { background: var(--cyan); }
.canvas-wrap { position: relative; height: 210px; margin-top: 18px; }
.canvas-wrap.small { height: 175px; }
.canvas-wrap canvas { width: 100%; height: 100%; }
.empty-chart { position: absolute; inset: 0; display: grid; place-content: center; gap: 5px; text-align: center; color: var(--muted); font-size: 10px; }
.empty-chart strong { color: var(--ink); font-size: 12px; }
.formula-card { background: var(--mint-soft); }
.formula-card h3 { margin: 8px 0 27px; font-size: 21px; }
.formula { padding: 20px 0; border-block: 1px solid rgba(16,32,29,.15); font: 22px var(--mono); }
.formula-card p { color: var(--muted); font-size: 10px; }
.formula-note { margin-top: 20px; }
.formula-note span, .formula-note strong { display: block; }
.formula-note span { color: var(--muted); font-size: 8px; text-transform: uppercase; }
.formula-note strong { margin-top: 5px; font: 11px var(--mono); }

/* Simulator */
.simulator-heading { margin-top: 0; }
.sim-status { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 15px; }
.sim-status.is-running { color: #39714d; }
.simulator-layout { display: grid; grid-template-columns: 284px minmax(0, 1fr); gap: 18px; align-items: start; }
.control-panel { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,252,.75); box-shadow: var(--shadow); }
.control-section { position: relative; padding: 0 0 24px 32px; margin-bottom: 24px; border-bottom: 1px solid var(--line); }
.control-section.compact { padding-left: 0; }
.control-number { position: absolute; left: 0; top: 1px; color: #7c8984; font: 14px var(--mono); }
.control-title h3 { margin: 0; font-size: 20px; }
.control-title p { margin: 5px 0 16px; color: var(--muted); font-size: 14px; }
.segmented-control { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.segmented-control input { position: absolute; opacity: 0; pointer-events: none; }
.segmented-control label span { display: block; padding: 10px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; transition: .18s; }
.segmented-control strong, .segmented-control small { display: block; }
.segmented-control strong { font-size: 15px; }
.segmented-control small { color: var(--muted); font-size: 12px; }
.segmented-control input:checked + span { color: white; background: var(--forest); border-color: var(--forest); }
.segmented-control input:checked + span small { color: rgba(255,255,255,.6); }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.field { display: grid; gap: 6px; margin-top: 11px; }
.field > span { color: var(--muted); font-size: 8px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; }
.field input, .field select, .experiments-toolbar select, .search-box {
  width: 100%; height: 39px; border: 1px solid var(--line); border-radius: 9px; outline: none; background: rgba(255,255,255,.72); padding: 0 11px; color: var(--ink); font-size: 10px;
}
.field input:focus, .field select:focus, .experiments-toolbar select:focus { border-color: rgba(13,72,59,.5); box-shadow: 0 0 0 3px rgba(122,231,220,.15); }
.input-with-action { display: grid; grid-template-columns: 1fr 36px; }
.input-with-action input { border-radius: 9px 0 0 9px; }
.input-with-action button { border: 1px solid var(--line); border-left: 0; background: var(--mint-soft); border-radius: 0 9px 9px 0; cursor: pointer; }
.range-field { display: grid; gap: 5px; margin-top: 12px; }
.range-field > span { display: flex; justify-content: space-between; font-size: 12px; }
.range-field output { color: var(--muted); font: 12px var(--mono); }
input[type="range"] { appearance: none; height: 3px; background: #d9ddd5; border-radius: 3px; }
input[type="range"]::-webkit-slider-thumb { appearance: none; width: 14px; height: 14px; border-radius: 50%; background: var(--forest); border: 3px solid var(--mint); box-shadow: 0 2px 5px rgba(0,0,0,.15); cursor: pointer; }
.control-panel > .button + .button { margin-top: 8px; }

.simulation-stage-column { min-width: 0; }
.simulation-stage { overflow: hidden; color: white; border-radius: 24px; background: #081d19; box-shadow: var(--shadow); }
.stage-header { height: 62px; display: flex; align-items: center; justify-content: space-between; padding: 0 24px; border-bottom: 1px solid rgba(255,255,255,.08); }
.stage-label { display: block; color: var(--mint); font: 16px var(--mono); letter-spacing: 1px; }
.stage-header strong { font-size: 26px; }
.stage-counters { display: flex; gap: 18px; }
.stage-counters span { color: rgba(255,255,255,.45); font-size: 16px; text-transform: uppercase; }
.stage-counters b { display: block; color: white; font: 35px var(--mono); text-align: right; }
.lab-scene { position: relative; height: 390px; overflow: hidden; }
.scene-grid { position:absolute; inset:0; opacity:.12; background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.15) 1px, transparent 1px); background-size: 36px 36px; transform: perspective(400px) rotateX(54deg) scale(1.4); transform-origin: bottom; }
.conveyor { position: absolute; left: 6%; right: 27%; top: 54%; height: 85px; }
.conveyor-track { position: relative; height: 54px; border: 2px solid rgba(255,255,255,.25); border-radius: 18px; background: #1e3530; box-shadow: inset 0 8px 20px rgba(0,0,0,.25); }
.belt-lines { position:absolute; inset:7px; border-radius:10px; opacity:.3; background: repeating-linear-gradient(90deg, #82928d 0 2px, transparent 2px 38px); animation: belt 1.7s linear infinite; }
@keyframes belt { to { background-position: 40px 0; } }
.conveyor-leg { position: absolute; top: 52px; width: 7px; height: 52px; background: #3a4b47; }
.leg-one { left: 13%; }.leg-two { right: 13%; }
.waste-object { position: absolute; left: 6%; top: 9px; width: 34px; height: 34px; border-radius: 9px; background: var(--object-color, #50ca78); box-shadow: inset -7px -7px 12px rgba(0,0,0,.18), 0 5px 14px rgba(0,0,0,.25); transform: translateX(0) rotate(5deg); }
.waste-object span { position:absolute; inset:7px; border:1px solid rgba(255,255,255,.25); border-radius:5px; }
.waste-object.is-moving { animation:object-pass var(--object-pass-duration, 700ms) linear both; }
@keyframes object-pass {
  0% { left:-4%; opacity:0; transform:rotate(0deg); }
  8% { opacity:1; }
  50% { left:48%; opacity:1; transform:rotate(135deg); }
  92% { opacity:1; }
  100% { left:96%; opacity:0; transform:rotate(270deg); }
}
.scanner { position: absolute; left: 37%; top: 32%; width: 78px; height: 142px; border-inline: 2px solid rgba(122,231,220,.35); }
.scanner::before { content:""; position:absolute; top:0; left:-9px; width:94px; height:12px; border-radius:6px; background:#35544d; }
.scanner-beam { position:absolute; top:14px; left:10px; right:10px; height:2px; background:var(--cyan); box-shadow:0 0 15px 4px rgba(122,231,220,.45); animation:scan 1.5s ease-in-out infinite; }
@keyframes scan { 50% { transform: translateY(90px); } }
.scanner small { position:absolute; top:-28px; left:14px; color:var(--cyan); font:17px var(--mono); letter-spacing:1px; }
.robot-machine { position:absolute; right:7%; top:18%; width:210px; height:235px; }
.machine-base { position:absolute; right:24px; bottom:0; width:106px; height:40px; border-radius:40px 40px 8px 8px; background:linear-gradient(#4e655f,#243934); border:1px solid rgba(255,255,255,.17); }
.machine-head { position:absolute; right:52px; top:25px; width:56px; height:48px; border-radius:16px; background:#d5dfd9; transform:rotate(7deg); }
.machine-head span { position:absolute; width:13px; height:13px; border-radius:50%; background:var(--mint); right:10px; top:10px; box-shadow:0 0 12px rgba(189,246,107,.8); }
.machine-arm { position:absolute; height:24px; border-radius:12px; background:linear-gradient(#dbe3df,#80918b); transform-origin:right center; }
.arm-upper { width:102px; right:88px; top:78px; transform:rotate(-35deg); }
.arm-lower { width:90px; right:121px; top:120px; transform:rotate(48deg); }
.machine-joint { position:absolute; right:85px; top:70px; width:38px; height:38px; border:8px solid #60746e; border-radius:50%; background:#b8c7c1; z-index:2; }
.machine-gripper { position:absolute; left:14px; top:170px; width:44px; height:32px; }
.machine-gripper i { position:absolute; width:6px; height:30px; background:#b5c3bd; border-radius:5px; }
.machine-gripper i:first-child { left:8px; transform:rotate(-15deg); }.machine-gripper i:last-child { right:8px; transform:rotate(15deg); }
.simulation-stage.is-processing .arm-upper { animation:arm-upper var(--object-pass-duration, 700ms) ease-in-out; }
.simulation-stage.is-processing .arm-lower { animation:arm-lower var(--object-pass-duration, 700ms) ease-in-out; }
@keyframes arm-upper { 50%{ transform:rotate(-15deg); } }
@keyframes arm-lower { 50%{ transform:rotate(70deg); } }
.sorting-bin { position:absolute; bottom:30px; width:72px; text-align:center; }
.sorting-bin span { font:14px var(--mono); letter-spacing:.7px; }
.sorting-bin div { height:68px; margin-top:4px; clip-path:polygon(8% 0,92% 0,82% 100%,18% 100%); opacity:.75; }
.bin-green { right:17%; color:var(--mint); }.bin-green div { background:#3b8060; }
.bin-red { right:4%; color:#ff978f; }.bin-red div { background:#7b423e; }
.scene-readout { position:absolute; left:4%; top:22px; display:grid; gap:4px; }
.scene-readout div { display:grid; grid-template-columns:102px auto; gap:8px; font:18px var(--mono); }
.scene-readout span { color:rgba(255,255,255,.35); }.scene-readout strong { color:var(--mint); font-weight:400; }
.stage-progress { height: 4px; background: rgba(255,255,255,.08); }
.stage-progress span { display:block; width:0; height:100%; background:linear-gradient(90deg,var(--mint),var(--cyan)); transition:width .18s; }
.live-metrics { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; margin-top:12px; }
.live-metrics article { padding:16px; border:1px solid var(--line); border-radius:15px; background:rgba(255,255,252,.78); }
.live-metrics span, .live-metrics strong, .live-metrics small { display:block; }
.live-metrics span { color:var(--muted); font-size:12px; text-transform:uppercase; }
.live-metrics strong { margin:5px 0; font-size:32px; letter-spacing:-1px; }
.live-metrics small { color:var(--muted); font-size:11px; }
.sim-results-grid { display:grid; grid-template-columns:1fr 330px; gap:12px; margin-top:12px; }
.compact-chart, .confusion-card { padding:22px; border:1px solid var(--line); border-radius:var(--radius); background:var(--panel); }
.confusion-matrix { display:grid; grid-template-columns:100px 1fr 1fr; margin-top:19px; font-size:12px; text-align:center; }
.confusion-matrix > * { display:grid; place-items:center; min-height:42px; padding:6px; border-right:1px solid var(--line); border-bottom:1px solid var(--line); }
.confusion-matrix strong { color:var(--forest); background:var(--mint-soft); font-size:27px; }
#view-simulator .button { font-size:15px; }
#view-simulator .field > span { font-size:12px; }
#view-simulator .field input,
#view-simulator .field select { font-size:15px; }
#view-simulator .section-kicker { font-size:12px; }
#view-simulator .panel-heading h3 { font-size:24px; }
#view-simulator .empty-chart { font-size:14px; }

/* Image lab */
.model-status-banner { display:grid; grid-template-columns:auto 1fr; align-items:center; gap:27px; margin-bottom:18px; padding:25px 30px; border:1px solid rgba(214,155,44,.25); border-radius:15px; background:#fff7dd; }
.model-status-icon { display:grid; place-items:center; width:61px; height:61px; border-radius:17px; background:#f2d773; font-size:34px; }
.model-status-banner strong, .model-status-banner span { display:block; }
.model-status-banner strong { font-size:19px; }.model-status-banner span { margin-top:4px; color:#766a49; font-size:15px; }
.model-status-banner.is-ready { background:#e7f9e3; border-color:rgba(56,130,77,.2); }
.image-lab-grid { display:grid; grid-template-columns:minmax(0,1.35fr) minmax(310px,.65fr); gap:16px; }
.upload-card, .analysis-panel { padding:20px; border:1px solid var(--line); border-radius:var(--radius); background:var(--panel); box-shadow:var(--shadow); }
.drop-zone { position:relative; min-height:480px; display:grid; place-items:center; overflow:hidden; border:1px dashed rgba(16,32,29,.25); border-radius:17px; background:linear-gradient(135deg,rgba(255,255,255,.45),rgba(231,251,201,.2)); }
.drop-zone.is-dragover { border-color:#3e7f61; background:var(--mint-soft); }
.drop-content { display:grid; justify-items:center; gap:8px; text-align:center; }
.drop-content strong { font-size:38px; }.drop-content > span { color:var(--muted); font-size:20px; }.drop-content small { color:var(--muted); font-size:16px; }
.drop-actions { display:flex; gap:8px; flex-wrap:wrap; justify-content:center; }
.upload-icon { display:grid; place-items:center; width:58px; height:58px; margin-bottom:5px; border-radius:50%; color:var(--mint); background:var(--forest); font-size:25px; }
.webcam-view { position:absolute; inset:0; display:grid; place-items:center; overflow:hidden; background:#071b18; }
.webcam-view[hidden] { display:none; }
.webcam-view video { width:100%; height:100%; object-fit:contain; background:#071b18; }
.webcam-view::after { content:""; position:absolute; inset:11%; border:2px dashed rgba(189,246,107,.65); border-radius:22px; pointer-events:none; box-shadow:0 0 0 999px rgba(4,19,16,.12); }
.webcam-status { position:absolute; top:20px; left:50%; z-index:2; transform:translateX(-50%); padding:10px 16px; border-radius:30px; color:white; background:rgba(7,27,24,.78); backdrop-filter:blur(10px); font-size:13px; white-space:nowrap; }
.webcam-controls { position:absolute; left:0; right:0; bottom:20px; z-index:2; display:flex; justify-content:center; gap:10px; }
.webcam-controls .button { font-size:14px; }
.webcam-cancel { color:white; background:rgba(7,27,24,.75); border-color:rgba(255,255,255,.25); }
.image-canvas-wrap { position:absolute; inset:0; background:#0d1715; }
#image-canvas { display:block; width:100%; height:100%; cursor:crosshair; }
.selection-hint { position:absolute; left:50%; bottom:14px; transform:translateX(-50%); padding:7px 12px; border-radius:20px; color:white; background:rgba(7,27,24,.75); backdrop-filter:blur(8px); font-size:8px; white-space:nowrap; }
.image-toolbar { display:flex; justify-content:flex-end; gap:9px; margin-top:14px; }
.analysis-panel { min-height:480px; display:flex; }
.analysis-placeholder { width:100%; min-height:440px; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:22px; text-align:center; }
.analysis-placeholder strong { margin:4px 0 0; font-size:42px; letter-spacing:-1px; }
.analysis-placeholder p { max-width:560px; margin:0; color:var(--muted); font-size:22px; line-height:1.55; }
.analysis-result { width:100%; }
.analysis-result > .section-kicker { font-size:12px; }
.radar-icon { position:relative; width:190px; height:190px; border:2px solid rgba(16,32,29,.15); border-radius:50%; background:repeating-radial-gradient(circle,transparent 0 28px,rgba(16,32,29,.07) 30px 32px); }
.radar-icon::after { content:""; position:absolute; inset:20px; border-radius:50%; background:conic-gradient(from 0deg,rgba(122,231,220,.65),transparent 25%); animation:spin 3s linear infinite; }
.primary-prediction { display:grid; grid-template-columns:1fr 118px; align-items:center; margin:22px 0; padding-bottom:22px; border-bottom:1px solid var(--line); }
.primary-prediction span { color:var(--muted); font-size:12px; text-transform:uppercase; }.primary-prediction > div:first-child strong { display:block; margin-top:8px; font-size:38px; letter-spacing:-1px; }
.confidence-ring { width:105px; height:105px; display:grid; place-content:center; text-align:center; border-radius:50%; background:radial-gradient(circle at center,#fbfcf7 58%,transparent 59%),conic-gradient(var(--mint) var(--confidence,0%),#dfe3dc 0); }
.confidence-ring strong { font-size:32px; }.confidence-ring small { color:var(--muted); font-size:11px; }
.prediction-bars { display:grid; gap:10px; }
.prediction-row { display:grid; grid-template-columns:130px 1fr 55px; gap:10px; align-items:center; font-size:12px; }
.prediction-track { height:6px; overflow:hidden; border-radius:6px; background:#e1e4de; }
.prediction-track i { display:block; height:100%; width:var(--score); border-radius:inherit; background:linear-gradient(90deg,var(--forest-2),var(--cyan)); }
.analysis-meta { display:grid; grid-template-columns:repeat(3,1fr); gap:7px; margin:22px 0; }
.analysis-meta div { padding:10px; border-radius:9px; background:#f0f2ec; }
.analysis-meta span, .analysis-meta strong { display:block; }.analysis-meta span { color:var(--muted); font-size:11px; }.analysis-meta strong { margin-top:5px; font-size:14px; }
.verification-box { padding:16px; border-radius:14px; background:var(--forest); color:white; }
.verification-box .field { margin-top:0; }.verification-box .field span { color:rgba(255,255,255,.55); font-size:12px; }.verification-box .field select { color:white; background:#18352f; border-color:rgba(255,255,255,.12); font-size:15px; }
.verification-box .button { margin-top:11px; font-size:15px; }.verification-message { margin-top:8px; text-align:center; font-size:12px; }
.local-history-card { margin-top:16px; padding:28px; }
.local-history-card .section-kicker { font-size:18px; }
.local-history-card .panel-heading h3 { margin-top:10px; font-size:38px; }
.local-history-card .text-button { font-size:20px; }
.table-wrap { position:relative; margin-top:18px; overflow-x:auto; }
table { width:100%; border-collapse:collapse; font-size:22px; }
th,td { padding:22px 16px; border-bottom:1px solid var(--line); text-align:left; }
th { color:var(--muted); font-size:18px; text-transform:uppercase; letter-spacing:.65px; }
.table-empty { padding:60px; color:var(--muted); text-align:center; font-size:22px; }
.validation-pill { display:inline-block; padding:8px 13px; border-radius:14px; font-size:16px; font-weight:700; }
.validation-pill.correct { color:#286542; background:#dff4dd; }.validation-pill.wrong { color:#9c3e36; background:#fae0dc; }.validation-pill.pending { color:#7a6c3e; background:#f8edc9; }

/* Experiments */
.file-button { cursor:pointer; }
.history-summary { display:grid; grid-template-columns:repeat(4,1fr); gap:12px; }
.history-summary article { padding:22px; border:1px solid var(--line); border-radius:17px; background:var(--panel); }
.history-summary span,.history-summary strong,.history-summary small { display:block; }
.history-summary span { color:var(--muted); font-size:12px; text-transform:uppercase; }.history-summary strong { margin:8px 0; font-size:39px; }.history-summary small { color:var(--muted); font-size:12px; }
.experiments-toolbar { display:grid; grid-template-columns:minmax(240px,1fr) 180px auto; gap:10px; margin:18px 0; }
.search-box { display:flex; align-items:center; gap:8px; }
.search-box input { width:100%; border:0; outline:0; background:transparent; font-size:15px; }
.experiment-list { display:grid; gap:9px; }
.experiment-card { display:grid; grid-template-columns:32px 68px minmax(260px,.8fr) minmax(460px,1.2fr) auto; align-items:center; gap:20px; padding:24px; border:1px solid var(--line); border-radius:16px; background:rgba(255,255,252,.8); transition:.18s; }
.experiment-card:hover { transform:translateY(-1px); border-color:var(--line-strong); box-shadow:0 9px 30px rgba(27,43,38,.06); }
.compare-check input { position:absolute; opacity:0; }.compare-check span { display:block; width:24px; height:24px; border:1px solid var(--line-strong); border-radius:7px; cursor:pointer; }.compare-check input:checked + span { background:var(--forest); box-shadow:inset 0 0 0 6px var(--mint); }
.experiment-system { display:grid; place-items:center; width:63px; height:63px; border-radius:18px; color:white; background:var(--forest); font:21px var(--mono); }
.experiment-system.system-B { color:var(--forest); background:var(--cyan); }
.experiment-main h3 { margin:3px 0; font-size:18px; }.experiment-main span,.experiment-main p { color:var(--muted); font-size:12px; }.experiment-main p { margin:0; }
.experiment-metrics { display:grid; grid-template-columns:repeat(4,1fr); gap:10px; }
.experiment-metrics div { padding-left:15px; border-left:1px solid var(--line); }.experiment-metrics span,.experiment-metrics strong { display:block; }.experiment-metrics span { color:var(--muted); font-size:11px; }.experiment-metrics strong { margin-top:5px; font-size:17px; }
.experiment-actions { display:flex; gap:5px; }
#view-experiments .experiments-toolbar select,
#view-experiments .experiments-toolbar .button { font-size:15px; }
#view-experiments .experiment-actions .icon-button { width:48px; height:48px; font-size:18px; }
.empty-state { display:none; min-height:360px; place-content:center; justify-items:center; text-align:center; }
.empty-state.is-visible { display:grid; }
.empty-state h3 { margin:20px 0 4px; }.empty-state p { max-width:390px; color:var(--muted); font-size:9px; }.empty-state .button { margin-top:12px; }
.empty-state-visual { display:flex; align-items:end; gap:7px; height:70px; }.empty-state-visual span { width:23px; border-radius:6px 6px 2px 2px; background:#dce1da; }.empty-state-visual span:nth-child(1){height:35px}.empty-state-visual span:nth-child(2){height:66px;background:var(--mint)}.empty-state-visual span:nth-child(3){height:47px;background:var(--cyan)}

/* Research */
.research-hero { display:grid; grid-template-columns:1fr 320px; gap:30px; align-items:end; margin-bottom:18px; padding:50px; color:white; border-radius:28px; background:linear-gradient(120deg,#071f1a,#16483d); }
.research-hero .section-kicker { color:var(--mint); }.research-hero h2 { margin:12px 0 18px; font-size:clamp(35px,5vw,65px); line-height:.96; letter-spacing:-3.5px; }.research-hero p { max-width:600px; color:rgba(255,255,255,.58); font-size:11px; }.author-line { margin-top:28px; color:rgba(255,255,255,.75); font:9px var(--mono); letter-spacing:1px; }
.research-stat { display:grid; grid-template-columns:auto 1fr; align-items:baseline; gap:7px 12px; padding:23px; border:1px solid rgba(255,255,255,.12); border-radius:18px; background:rgba(255,255,255,.06); }
.research-stat strong { color:var(--mint); font-size:29px; }.research-stat span { color:rgba(255,255,255,.55); font-size:9px; }
.research-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.paper-section { padding:29px; }
.paper-section h3 { margin:12px 0; font-size:38px; line-height:1.2; letter-spacing:-1px; }.paper-section > p { color:var(--muted); font-size:15px; line-height:1.8; }
.research-objectives { display:flex; flex-wrap:wrap; gap:9px; margin-top:25px; }.research-objectives span { padding:10px 15px; border-radius:20px; background:var(--mint-soft); font-size:12px; font-weight:700; }
.paper-systems { display:grid; grid-template-columns:1fr 1fr; gap:15px; margin-top:17px; }.paper-systems figure { margin:0; }.paper-systems img { width:100%; height:145px; object-fit:contain; padding:9px; border-radius:12px; background:#edf0ea; }.paper-systems figcaption strong,.paper-systems figcaption span { display:block; }.paper-systems figcaption { margin-top:10px; }.paper-systems figcaption strong { font-size:15px; }.paper-systems figcaption span { color:var(--muted); font-size:12px; }
.performance-paper { background:var(--forest); color:white; }.performance-paper .section-kicker { color:var(--mint); }
.research-bars { display:grid; gap:24px; margin-top:20px; }.research-bars > div > span { color:rgba(255,255,255,.5); font-size:12px; }.research-bar { display:grid; grid-template-columns:1fr 80px; align-items:center; gap:12px; margin-top:8px; }.research-bar::before { content:""; grid-area:1/1; height:10px; border-radius:8px; background:rgba(255,255,255,.1); }.research-bar i { grid-area:1/1; width:var(--value); height:10px; border-radius:8px; background:var(--mint); }.research-bar.alt i { background:var(--cyan); }.research-bar b { font:14px var(--mono); }
.research-legend { display:flex; gap:18px; margin-top:25px; color:rgba(255,255,255,.5); font-size:12px; }.research-legend span { display:flex; align-items:center; gap:7px; }.research-legend i { width:10px; height:10px; border-radius:50%; background:var(--mint); }.research-legend span:nth-child(2) i { background:var(--cyan); }
.formula-paper { background:var(--mint-soft); }.formula-list { margin-top:17px; }.formula-list div { display:flex; justify-content:space-between; gap:20px; padding:18px 0; border-bottom:1px solid rgba(16,32,29,.12); }.formula-list span { color:var(--muted); font-size:14px; }.formula-list strong { font:15px var(--mono); }
#view-research .paper-section .section-kicker { font-size:12px; }
.quality-panel { margin-top:14px; padding:28px; }.issue-count { padding:6px 9px; border-radius:10px; color:#9a493e; background:#fae2dc; font:8px var(--mono); }.issue-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:9px; margin:20px 0; }.issue { padding:15px; border:1px solid var(--line); border-radius:12px; }.issue span { font:7px var(--mono); color:#8d783c; }.issue.critical span { color:#b43e34; }.issue.high span { color:#c3612c; }.issue strong { display:block; margin:7px 0 5px; font-size:10px; }.issue p { margin:0; color:var(--muted); font-size:8px; }

/* Modal & feedback */
.toast-stack { position:fixed; right:24px; bottom:24px; z-index:100; display:grid; gap:8px; }
.toast { min-width:270px; display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:10px; padding:13px 15px; border-radius:13px; color:white; background:var(--forest); box-shadow:0 15px 40px rgba(0,0,0,.18); animation:toast-in .25s ease; font-size:9px; }
.toast::before { content:""; width:7px; height:7px; border-radius:50%; background:var(--mint); }.toast.error::before { background:var(--red); }.toast button { border:0; color:rgba(255,255,255,.5); background:transparent; cursor:pointer; }
@keyframes toast-in { from { opacity:0; transform:translateY(10px); } }
.modal { width:min(540px,calc(100% - 30px)); padding:0; border:0; border-radius:22px; color:var(--ink); background:#fbfcf8; box-shadow:0 40px 100px rgba(0,0,0,.28); }
.modal::backdrop { background:rgba(4,20,17,.65); backdrop-filter:blur(8px); }.modal form { position:relative; padding:35px; }.modal h2 { margin:9px 0 20px; font-size:26px; }.modal li,.modal p { color:var(--muted); font-size:10px; line-height:1.7; }.modal code { color:#15584b; background:var(--mint-soft); padding:2px 5px; border-radius:4px; }.modal-close { position:absolute; top:18px; right:18px; width:32px; height:32px; border:1px solid var(--line); border-radius:9px; background:white; cursor:pointer; }

/* Knowledge Base PDF reader */
.knowledge-page { overflow:hidden; }
.knowledge-workspace { height:100vh; overflow:hidden; }
.knowledge-topbar .button { text-decoration:none; }
.pdf-reader-shell { height:calc(100vh - 112px); margin:14px 18px 18px; display:grid; grid-template-rows:auto minmax(0,1fr); overflow:hidden; border:1px solid var(--line); border-radius:22px; background:var(--panel); box-shadow:var(--shadow); }
.pdf-reader-heading { display:flex; align-items:center; justify-content:space-between; gap:20px; padding:18px 24px; border-bottom:1px solid var(--line); }
.pdf-reader-heading h2 { margin:5px 0 0; font-size:22px; }
.pdf-status { display:flex; align-items:center; gap:8px; color:#39714d; font-size:12px; font-weight:700; }
.pdf-status i { width:9px; height:9px; border-radius:50%; background:#63c77e; box-shadow:0 0 0 5px rgba(99,199,126,.13); }
.pdf-frame { width:100%; height:100%; border:0; background:#e6e9e5; }
.pdf-fallback { padding:25px; }

/* BRAIN burgundy and gold palette */
.ambient-two { background:#f2b938; }
.topbar { background:rgba(255,246,220,.88); }
.hero-card {
  background:
    radial-gradient(circle at 73% 40%, rgba(255,213,42,.2), transparent 35%),
    linear-gradient(135deg,#5c0806,#8d120c);
}
.orbital-ring { border-color:rgba(255,213,42,.3); }
.hero-metric { color:#520806; background:rgba(255,213,42,.96); }
.button-primary:hover { background:#970f0a; }
.button-light:hover { background:#ffe66f; }
.live-badge { color:#72100b; background:#ffe69b; }
.system-card,
.control-panel,
.live-metrics article,
.experiment-card { background:rgba(255,251,235,.86); }
.system-b .signal-bars span { background:var(--cyan); }
.insight-card { background:linear-gradient(145deg,#8e150e,#590806); }
.sim-status.is-running { color:#8f160f; }
.simulation-stage { background:#520806; }
.conveyor-track { background:#721812; }
.belt-lines { background:repeating-linear-gradient(90deg,#d8a43a 0 2px,transparent 2px 38px); }
.conveyor-leg { background:#6a2921; }
.scanner::before { background:#8c2b20; }
.machine-base { background:linear-gradient(#7d3b2f,#4e120d); }
.bin-green div { background:#d59c16; }
.bin-red { color:#ffb19e; }
.bin-red div { background:#8e2019; }
.model-status-banner,
.model-status-banner.is-ready { color:var(--ink); background:#fff0b5; border-color:rgba(139,20,13,.2); }
.model-status-icon { background:#ffd54a; }
.model-status-banner span { color:#765128; }
.drop-zone { border-color:rgba(116,13,9,.28); background:linear-gradient(135deg,rgba(255,255,255,.5),rgba(255,213,42,.11)); }
.drop-zone.is-dragover { border-color:#8f160f; }
.webcam-view,
.webcam-view video,
.image-canvas-wrap { background:#510806; }
.verification-box { background:#650a07; }
.verification-box .field select { background:#841710; }
.analysis-meta div,
.paper-systems img { background:#fff4d2; }
.prediction-track { background:#ead9b7; }
.confidence-ring { background:radial-gradient(circle at center,#fff9e8 58%,transparent 59%),conic-gradient(var(--mint) var(--confidence,0%),#ead9b7 0); }
.validation-pill.correct { color:#6d100b; background:#ffe59a; }
.validation-pill.pending { color:#704514; background:#fff0bf; }
.research-hero { background:linear-gradient(120deg,#590806,#94150e); }
.performance-paper { background:#650a07; }
.formula-paper,
.formula-card { background:#fff0b5; }
.pdf-status { color:#8f160f; }
.pdf-status i { background:#ffd52a; box-shadow:0 0 0 5px rgba(255,213,42,.18); }
.pdf-frame { background:#f1dfb7; }

@media (max-width: 1180px) {
  .benchmark-grid { grid-template-columns: 1fr 1fr; }
  .insight-card { grid-column: 1 / -1; min-height: 210px; }
  .simulator-layout { grid-template-columns: 255px 1fr; }
  .sim-results-grid { grid-template-columns: 1fr; }
  .issue-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 920px) {
  .app-shell { display:block; }
  .sidebar { transform:translateX(-100%); transition:.25s ease; box-shadow:20px 0 50px rgba(0,0,0,.18); }
  .sidebar.is-open { transform:translateX(0); }
  .workspace { grid-column:auto; }
  .menu-toggle { display:inline-grid !important; }
  .topbar-actions .button-ghost { display:none; }
  .hero-grid, .dashboard-lower-grid, .image-lab-grid { grid-template-columns:1fr; }
  .quick-panel { min-height:280px; }
  .simulator-layout { grid-template-columns:1fr; }
  .control-panel { display:grid; grid-template-columns:1fr 1fr; gap:15px; }
  .control-panel .control-section { margin:0; }
  .control-panel > .button { align-self:end; }
  .research-hero { grid-template-columns:1fr; }
  .experiment-card { grid-template-columns:32px 68px 1fr auto; }
  .experiment-metrics { grid-column:3 / -1; }
  .knowledge-page .sidebar { display:none; }
  .knowledge-page .workspace { margin:0; }
  .knowledge-topbar .topbar-actions .button { display:inline-flex; }
}

@media (max-width: 680px) {
  .topbar { height:78px; padding-inline:15px; }
  .topbar-title .eyebrow { display:none; }
  .topbar h1 { font-size:16px; }
  .topbar-actions .button { min-height:38px; padding-inline:12px; }
  .view-stack { padding:22px 14px 50px; }
  .hero-card { grid-template-columns:1fr; min-height:515px; }
  .hero-copy { padding:40px 28px; }
  .hero-copy h2 { font-size:43px; letter-spacing:-2.5px; }
  .hero-visual { position:absolute; right:-35px; bottom:-10px; opacity:.5; }
  .hero-metric { right:auto; left:0; border-radius:0 20px 0 0; }
  .section-heading { align-items:flex-start; flex-direction:column; margin-top:38px; }
  .benchmark-grid, .research-grid { grid-template-columns:1fr; }
  .insight-card { grid-column:auto; }
  .live-metrics, .history-summary { grid-template-columns:1fr 1fr; }
  .control-panel { display:block; }
  .control-panel .control-section { margin-bottom:20px; }
  .lab-scene { height:330px; }
  .robot-machine { right:-25px; transform:scale(.8); transform-origin:center; }
  .sorting-bin { transform:scale(.8); transform-origin:bottom; }
  .scene-readout { display:none; }
  .stage-counters span:first-child { display:none; }
  .image-lab-grid { grid-template-columns:1fr; }
  .drop-zone { min-height:360px; }
  .drop-content strong { font-size:25px; }
  .drop-content > span { font-size:13px; }
  .drop-content small { font-size:11px; }
  .webcam-status { max-width:calc(100% - 30px); overflow:hidden; text-overflow:ellipsis; font-size:11px; }
  .webcam-controls .button { font-size:12px; }
  .analysis-panel { min-height:auto; }
  .analysis-placeholder { min-height:320px; gap:15px; }
  .radar-icon { width:130px; height:130px; border-width:1px; background:repeating-radial-gradient(circle,transparent 0 19px,rgba(16,32,29,.07) 20px 22px); }
  .radar-icon::after { inset:14px; }
  .analysis-placeholder strong { font-size:28px; }
  .analysis-placeholder p { max-width:290px; font-size:15px; }
  .primary-prediction { grid-template-columns:1fr 95px; }
  .confidence-ring { width:90px; height:90px; }
  .local-history-card .section-kicker { font-size:11px; }
  .local-history-card .panel-heading h3 { font-size:26px; }
  .local-history-card .text-button { font-size:13px; }
  table { font-size:14px; }
  th { font-size:11px; }
  th, td { padding:14px 10px; }
  .validation-pill { font-size:11px; }
  .history-summary { gap:8px; }
  .experiments-toolbar { grid-template-columns:1fr 1fr; }
  .search-box { grid-column:1/-1; }
  .experiment-card { grid-template-columns:28px 63px 1fr auto; gap:12px; padding:18px; }
  .experiment-metrics { grid-column:1/-1; }
  .research-hero { padding:30px 24px; }
  .research-hero h2 { font-size:42px; letter-spacing:-2.5px; }
  .paper-systems, .issue-grid { grid-template-columns:1fr; }
  .heading-actions { flex-wrap:wrap; }
  .knowledge-topbar { height:auto; min-height:78px; flex-wrap:wrap; padding-block:12px; }
  .knowledge-topbar .topbar-actions { width:100%; overflow-x:auto; }
  .knowledge-topbar .button { white-space:nowrap; }
  .pdf-reader-shell { height:calc(100vh - 138px); margin:10px; border-radius:16px; }
  .pdf-reader-heading { padding:13px 16px; }
  .pdf-reader-heading h2 { font-size:16px; }
  .pdf-status { display:none; }
}

@media print {
  .sidebar, .topbar, .heading-actions, .experiments-toolbar, .experiment-actions, .compare-check, .toast-stack { display:none !important; }
  .app-shell { display:block; }
  .workspace { display:block; }
  .view-stack { padding:0; }
  .view { display:none !important; }
  #view-experiments { display:block !important; }
  body { background:white; }
  .experiment-card { break-inside:avoid; }
}