:root {
  color-scheme: dark;
  --bg: #04050a;
  --panel: rgba(11, 14, 26, 0.86);
  --panel2: rgba(21, 25, 45, 0.78);
  --line: rgba(180, 197, 255, 0.16);
  --line2: rgba(130, 160, 255, 0.42);
  --text: #f7f9ff;
  --muted: #9da8c4;
  --soft: #cbd7f1;
  --cyan: #64e8ff;
  --violet: #927dff;
  --pink: #ff75bd;
  --green: #69f0aa;
  --amber: #ffd66e;
  --radius: 28px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 14% -4%, rgba(146,125,255,.28), transparent 30%),
    radial-gradient(circle at 82% 10%, rgba(100,232,255,.18), transparent 26%),
    radial-gradient(circle at 58% 74%, rgba(255,117,189,.13), transparent 34%),
    linear-gradient(180deg, #070913, #020308 80%);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.82), transparent 85%);
}
button, a, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.app { width: min(1320px, calc(100vw - 28px)); margin: 0 auto; padding: 28px 0 72px; display: grid; gap: 18px; }
.panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(17,21,39,.91), rgba(5,7,14,.94));
  box-shadow: 0 28px 96px rgba(0,0,0,.34), inset 0 1px 0 rgba(255,255,255,.06);
}
.panel::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(135deg, rgba(255,255,255,.07), transparent 28%, transparent 74%, rgba(100,232,255,.08)); }
.panel > * { position: relative; z-index: 1; }
.eyebrow { margin: 0 0 10px; color: var(--cyan); text-transform: uppercase; letter-spacing: .16em; font-weight: 800; font-size: 11px; }
h1,h2,h3,p { margin: 0; }
h1 { font-size: clamp(3.4rem, 7.2vw, 7.4rem); line-height: .88; max-width: 10ch; letter-spacing: -.085em; font-weight: 780; overflow-wrap: anywhere; }
h2 { font-size: clamp(2rem, 4vw, 4.2rem); line-height: .95; letter-spacing: -.06em; font-weight: 740; }
h3 { letter-spacing: -.025em; }
.lede, .section-head p, .module-btn span, .metric-card p, .loop-node span, .log-item, .surface-copy, .prompt-lab textarea { color: var(--muted); line-height: 1.62; }
.hero { min-height: 660px; padding: 34px; display: grid; grid-template-columns: .86fr 1.14fr; gap: 28px; align-items: center; }
.lede { max-width: 64ch; margin-top: 18px; color: var(--soft); font-size: 1.06rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.primary, .secondary, .mini {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255,255,255,.052);
  border-radius: 999px;
  padding: 11px 15px;
  text-decoration: none;
  cursor: pointer;
  transition: transform .16s ease, border-color .16s ease, background .16s ease;
}
.primary { border-color: rgba(100,232,255,.62); background: linear-gradient(135deg, rgba(100,232,255,.36), rgba(146,125,255,.62)); }
.mini { padding: 7px 10px; font-size: 12px; }
.primary:hover, .secondary:hover, .mini:hover, .module-btn:hover, .mode-btn:hover, .loop-node:hover, .surface-block:hover, .output-card:hover, .flow-step:hover { transform: translateY(-1px); border-color: var(--line2); }
.synth-card { border: 1px solid var(--line); border-radius: 26px; background: rgba(2,4,11,.72); min-height: 560px; box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 22px 90px rgba(0,0,0,.36); }
.synth-top { display: flex; gap: 8px; align-items: center; padding: 15px; border-bottom: 1px solid var(--line); color: var(--muted); font: 12px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.synth-top span { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.synth-top span:nth-child(2) { background: #ffbd2e; }
.synth-top span:nth-child(3) { background: #28c840; }
.synth-top strong { margin-left: 8px; font-weight: 500; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.synth-body { display: grid; grid-template-columns: .95fr 1.05fr; gap: 14px; padding: 16px; }
.orbit, .surface-preview { min-height: 500px; border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.035); overflow: hidden; }
.orbit { position: relative; background: radial-gradient(circle at center, rgba(100,232,255,.17), transparent 29%), rgba(0,0,0,.12); }
.orbit-core { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); width: 148px; height: 148px; border-radius: 38px; display: grid; place-items: center; text-align: center; border: 1px solid rgba(146,125,255,.72); background: rgba(146,125,255,.18); box-shadow: 0 0 80px rgba(146,125,255,.18); }
.orbit-node { position: absolute; width: 116px; min-height: 56px; border: 1px solid var(--line); border-radius: 18px; background: rgba(8,12,24,.88); color: var(--soft); display: grid; place-items: center; text-align: center; padding: 9px; font-size: 12px; cursor: pointer; }
.orbit-node.is-active { border-color: rgba(100,232,255,.64); color: var(--text); background: rgba(100,232,255,.12); }
.orbit-node:nth-child(2) { left: 8%; top: 10%; } .orbit-node:nth-child(3) { right: 8%; top: 10%; } .orbit-node:nth-child(4) { right: 5%; top: 44%; } .orbit-node:nth-child(5) { right: 8%; bottom: 10%; } .orbit-node:nth-child(6) { left: 8%; bottom: 10%; } .orbit-node:nth-child(7) { left: 5%; top: 44%; }
.surface-preview { padding: 16px; display: grid; align-content: start; gap: 12px; }
.surface-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.badge { border: 1px solid var(--line); border-radius: 999px; color: var(--cyan); padding: 5px 8px; font-size: 12px; white-space: nowrap; }
.surface-window { border: 1px solid var(--line); border-radius: 20px; background: rgba(0,0,0,.2); padding: 14px; min-height: 310px; display: grid; gap: 10px; }
.surface-chip, .surface-block { border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.044); padding: 10px; }
.surface-block { width: 100%; color: inherit; text-align: left; cursor: pointer; }
.surface-block.is-hot { border-color: rgba(146,125,255,.64); background: rgba(146,125,255,.13); }
.section-head { max-width: 900px; margin-bottom: 22px; }
.section-head p:last-child { margin-top: 10px; }
.synthesizer, .comparison, .loop-lab { padding: 28px; }
.synth-grid { display: grid; grid-template-columns: 280px 1fr 300px; gap: 14px; min-height: 660px; }
.module-bank, .artifact-stage, .inspector, .prompt-lab, .loop-board { border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.035); }
.module-bank, .inspector, .prompt-lab, .loop-board { padding: 15px; }
.bank-head, .stage-toolbar, .prompt-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.module-list { display: grid; gap: 10px; margin-top: 12px; }
.module-btn { width: 100%; text-align: left; border: 1px solid var(--line); border-radius: 18px; color: var(--text); background: rgba(255,255,255,.038); padding: 13px; cursor: pointer; }
.module-btn.is-active { border-color: rgba(100,232,255,.62); background: rgba(100,232,255,.10); }
.module-btn strong { display: flex; justify-content: space-between; gap: 10px; }
.module-btn span { display: block; margin-top: 5px; font-size: 13px; }
.artifact-stage { display: grid; grid-template-rows: auto 1fr; overflow: hidden; }
.stage-toolbar { padding: 12px; border-bottom: 1px solid var(--line); }
.mode-switch { display: flex; flex-wrap: wrap; gap: 8px; }
.mode-btn { border: 1px solid var(--line); border-radius: 999px; color: var(--soft); background: rgba(255,255,255,.035); padding: 8px 11px; cursor: pointer; }
.mode-btn.is-active { color: var(--text); border-color: rgba(146,125,255,.66); background: rgba(146,125,255,.16); }
.artifact-output { padding: 16px; display: grid; align-content: start; gap: 14px; overflow: auto; }
.output-hero { border: 1px solid var(--line); border-radius: 22px; padding: 18px; background: linear-gradient(135deg, rgba(146,125,255,.18), rgba(100,232,255,.07)); }
.output-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.output-card { border: 1px solid var(--line); border-radius: 18px; padding: 14px; min-height: 118px; background: rgba(255,255,255,.038); color: var(--text); text-align: left; cursor: pointer; }
.output-card.is-evidence { border-color: rgba(255,214,110,.48); }
.output-card.is-sim { border-color: rgba(105,240,170,.48); }
.output-card p { margin-top: 6px; color: var(--muted); line-height: 1.5; }
.output-flow { border: 1px solid var(--line); border-radius: 22px; padding: 14px; display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 9px; background: rgba(0,0,0,.16); }
.flow-step { border: 1px solid var(--line); border-radius: 16px; padding: 12px; text-align: center; color: var(--soft); background: rgba(255,255,255,.03); cursor: pointer; }
.flow-step.is-active { color: var(--text); border-color: rgba(100,232,255,.64); background: rgba(100,232,255,.1); }
.metric-card { border: 1px solid var(--line); border-radius: 18px; padding: 15px; background: rgba(0,0,0,.14); margin-bottom: 12px; }
.score { --score: 70; width: 144px; height: 144px; margin: 4px auto 12px; border-radius: 50%; display: grid; place-items: center; background: conic-gradient(var(--cyan) calc(var(--score) * 1%), rgba(255,255,255,.08) 0); }
.score span { width: 104px; height: 104px; border-radius: 50%; background: #070812; display: grid; place-items: center; font-weight: 820; font-size: 2rem; }
.path { display: grid; gap: 8px; }
.path-row { display: grid; grid-template-columns: 24px 1fr; gap: 9px; align-items: start; color: var(--soft); width: 100%; border: 0; border-radius: 12px; padding: 4px; background: transparent; text-align: left; cursor: pointer; }
.path-row.is-active, .path-row:hover { background: rgba(100,232,255,.08); color: var(--text); }
.path-dot { width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; color: var(--cyan); font-size: 11px; }
.compare-box { position: relative; min-height: 500px; border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: rgba(0,0,0,.18); }
.compare-layer { position: absolute; inset: 0; padding: 24px; display: grid; align-content: start; gap: 12px; }
.markdown-layer { background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(255,255,255,.018)); color: var(--muted); }
.html-layer { background: radial-gradient(circle at 78% 25%, rgba(100,232,255,.19), transparent 30%), linear-gradient(135deg, rgba(146,125,255,.26), rgba(5,7,14,.92)); clip-path: inset(0 42% 0 0); }
.md-line { height: 11px; border-radius: 999px; background: rgba(255,255,255,.12); }
.md-line.short { width: 56%; } .md-line.mid { width: 72%; }
.html-demo { display: grid; grid-template-columns: 1.15fr .85fr; gap: 12px; }
.html-demo-card { border: 1px solid var(--line2); border-radius: 18px; padding: 16px; background: rgba(255,255,255,.07); min-height: 120px; }
.compare-range { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; z-index: 4; }
.compare-handle { position: absolute; top: 0; bottom: 0; left: 58%; width: 2px; background: var(--cyan); z-index: 3; box-shadow: 0 0 24px var(--cyan); }
.compare-handle::after { content: "↔"; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; color: #061018; background: var(--cyan); font-weight: 800; }
.loop-lab { display: grid; grid-template-columns: 1fr 420px; gap: 14px; }
.loop-rail { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 10px; }
.loop-node { border: 1px solid var(--line); border-radius: 18px; padding: 14px; background: rgba(255,255,255,.035); color: var(--text); text-align: left; cursor: pointer; }
.loop-node.is-active { border-color: rgba(105,240,170,.62); background: rgba(105,240,170,.09); }
.loop-node small { color: var(--green); letter-spacing: .12em; }
.loop-node span { display: block; margin-top: 6px; font-size: 13px; }
.event-log { margin-top: 14px; border: 1px solid var(--line); border-radius: 18px; min-height: 190px; padding: 13px; background: rgba(0,0,0,.16); display: grid; align-content: start; gap: 8px; }
.log-item { border-left: 2px solid var(--cyan); padding-left: 10px; }
.prompt-lab h2 { font-size: clamp(1.6rem, 2.6vw, 2.6rem); margin-bottom: 14px; }
.slider-stack { display: grid; gap: 14px; margin-bottom: 14px; }
.slider-stack label { display: grid; grid-template-columns: 1fr auto; gap: 8px; color: var(--soft); }
.slider-stack input { grid-column: 1 / -1; width: 100%; accent-color: var(--cyan); }
output { color: var(--cyan); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.prompt-head { margin: 12px 0 10px; }
textarea { width: 100%; min-height: 250px; resize: vertical; border: 1px solid var(--line); border-radius: 18px; padding: 13px; background: rgba(0,0,0,.22); color: var(--soft); font: 13px/1.55 ui-monospace, SFMono-Regular, Menlo, monospace; }
.mobile-dock { display: none; }
.toast { position: fixed; z-index: 20; left: 50%; bottom: 20px; transform: translateX(-50%); border: 1px solid var(--line); border-radius: 999px; padding: 10px 14px; background: rgba(8,12,24,.94); box-shadow: 0 18px 60px rgba(0,0,0,.35); }
.is-running .orbit-core, .is-running .score { animation: pulse 1s ease-in-out infinite alternate; }
@keyframes pulse { from { filter: brightness(1); } to { filter: brightness(1.25); } }
@media (max-width: 1200px) {
  .hero, .synth-grid, .loop-lab { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  h1 { max-width: 13ch; font-size: clamp(2.9rem, 8vw, 5.2rem); line-height: .94; }
  .synth-body { grid-template-columns: 1fr; }
  .orbit, .surface-preview { min-height: auto; }
  .orbit { min-height: 340px; }
  .synth-grid { min-height: auto; }
  .inspector { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
  .metric-card { margin-bottom: 0; }
}
@media (max-width: 760px) {
  html, body { overflow-x: hidden; }
  .app { width: 100%; padding: 0 0 108px; gap: 12px; }
  .panel { border-radius: 0; border-left: 0; border-right: 0; }
  .hero, .synthesizer, .comparison, .loop-lab { padding: 18px 16px; }
  .hero { min-height: auto; display: block; }
  h1 { max-width: 100%; font-size: clamp(2.05rem, 10.5vw, 3.15rem); line-height: 1.05; letter-spacing: -.045em; overflow-wrap: normal; word-break: keep-all; }
  h2 { font-size: clamp(1.7rem, 9vw, 2.55rem); line-height: 1.03; }
  .lede { font-size: .98rem; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .primary, .secondary { width: 100%; text-align: center; justify-content: center; }
  .synth-card { margin-top: 18px; min-height: auto; border-radius: 20px; }
  .synth-body { display: block; padding: 12px; }
  .synth-top { padding: 12px; }
  .orbit { min-height: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 10px; }
  .orbit-core, .orbit-node, .orbit-node:nth-child(n) { position: static; transform: none; width: auto; min-height: 0; }
  .orbit-core { grid-column: 1 / -1; order: -1; height: auto; padding: 16px; }
  .surface-preview { margin-top: 10px; padding: 12px; }
  .surface-window { min-height: 0; }
  .synth-grid, .loop-lab { display: block; }
  .module-bank, .artifact-stage, .inspector, .prompt-lab, .loop-board { margin-top: 12px; border-radius: 18px; }
  .inspector { display: block; }
  .metric-card { margin-bottom: 12px; }
  .stage-toolbar, .bank-head, .prompt-head { flex-direction: column; align-items: stretch; }
  .mode-switch { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .mode-btn, .mini { text-align: center; }
  .artifact-output { padding: 12px; overflow: visible; }
  .output-grid, .output-flow, .html-demo, .loop-rail { grid-template-columns: 1fr; }
  .score { width: 126px; height: 126px; }
  .score span { width: 88px; height: 88px; font-size: 1.6rem; }
  .compare-box { min-height: 520px; }
  .compare-layer { padding: 16px; }
  .prompt-lab { padding: 15px; }
  textarea { min-height: 230px; font-size: 12px; }
  .mobile-dock {
    position: fixed;
    z-index: 30;
    left: 10px;
    right: 10px;
    bottom: max(10px, env(safe-area-inset-bottom));
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
    padding: 8px;
    border: 1px solid rgba(180, 197, 255, .28);
    border-radius: 22px;
    background: rgba(7, 9, 19, .88);
    box-shadow: 0 18px 60px rgba(0,0,0,.42), inset 0 1px 0 rgba(255,255,255,.08);
    backdrop-filter: blur(18px);
  }
  .mobile-dock button {
    min-width: 0;
    min-height: 44px;
    border: 1px solid rgba(180, 197, 255, .18);
    border-radius: 16px;
    color: var(--soft);
    background: rgba(255,255,255,.07);
    font-weight: 760;
    cursor: pointer;
    transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease;
  }
  .mobile-dock button.is-active {
    color: var(--text);
    border-color: rgba(100,232,255,.62);
    background: linear-gradient(135deg, rgba(100,232,255,.32), rgba(146,125,255,.44));
    box-shadow: 0 0 22px rgba(100,232,255,.16);
  }
}