:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: rgba(16, 30, 49, 0.86);
  --panel-strong: #11233b;
  --border: rgba(157, 190, 232, 0.2);
  --text: #eef6ff;
  --muted: #a9bad0;
  --accent: #72d6ff;
  --accent-2: #a58bff;
  --success: #66e3a4;
  --warning: #ffd27a;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; color: var(--text); background: radial-gradient(circle at 12% 0%, #153562 0, transparent 34%), radial-gradient(circle at 92% 10%, #34215f 0, transparent 29%), var(--bg); }
a { color: var(--accent); }
.hero { padding: 72px 24px 48px; border-bottom: 1px solid var(--border); }
.hero__content, .layout, footer { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
h1 { max-width: 900px; margin: 8px 0 16px; font-size: clamp(2.4rem, 5vw, 4.8rem); line-height: 0.98; letter-spacing: -0.055em; }
h2 { margin: 0; font-size: 1.35rem; }
h3 { margin: 0 0 12px; }
p { line-height: 1.65; }
.eyebrow { margin: 0; text-transform: uppercase; letter-spacing: 0.16em; font-size: .72rem; color: var(--accent); font-weight: 800; }
.hero__copy { max-width: 790px; color: var(--muted); font-size: 1.08rem; }
.layout { display: grid; gap: 22px; padding: 34px 0 60px; }
.panel, .notice { border: 1px solid var(--border); border-radius: 22px; background: var(--panel); box-shadow: var(--shadow); backdrop-filter: blur(18px); padding: 24px; }
.notice--warning { border-left: 4px solid var(--warning); }
.notice h2 { color: var(--warning); }
.section-heading, .result-card__header, .button-row, .badge-row, .metric-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.badge-row { justify-content: flex-start; flex-wrap: wrap; }
.badge { display: inline-flex; align-items: center; min-height: 30px; border: 1px solid var(--border); border-radius: 999px; padding: 4px 10px; background: rgba(255,255,255,.045); color: var(--muted); font-size: .78rem; }
.upload-zone { position: relative; display: grid; place-items: center; min-height: 170px; margin: 20px 0; border: 1px dashed rgba(114,214,255,.48); border-radius: 18px; background: rgba(114,214,255,.05); text-align: center; }
.upload-zone input { position: absolute; inset: 0; width: 100%; opacity: 0; cursor: pointer; }
.upload-zone label { display: grid; gap: 5px; pointer-events: none; }
.upload-zone span, .muted { color: var(--muted); }
.preview-wrap { margin-bottom: 24px; }
.preview-wrap img { display: block; max-width: 100%; max-height: 480px; margin: 0 auto; border-radius: 18px; border: 1px solid var(--border); }
.sample-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.sample-card { padding: 0; overflow: hidden; border: 1px solid var(--border); border-radius: 14px; background: transparent; color: var(--text); cursor: pointer; text-align: left; }
.sample-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.sample-card span { display: block; padding: 10px; }
.control-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin: 20px 0; }
.control-grid label { display: grid; gap: 8px; color: var(--muted); }
select, input[type="range"] { width: 100%; }
select { min-height: 42px; border-radius: 10px; border: 1px solid var(--border); background: #0a1729; color: var(--text); padding: 0 10px; }
.button-row { justify-content: flex-start; flex-wrap: wrap; }
.button { min-height: 43px; border-radius: 12px; border: 1px solid transparent; padding: 0 16px; font-weight: 800; cursor: pointer; }
.button:disabled { opacity: .5; cursor: not-allowed; }
.button--primary { background: linear-gradient(135deg, var(--accent), #57a8ff); color: #03111e; }
.button--secondary { background: linear-gradient(135deg, var(--accent-2), #7060ff); color: white; }
.button--ghost { background: transparent; border-color: var(--border); color: var(--text); }
.progress { margin-top: 18px; }
.progress span { display: block; height: 5px; border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); animation: pulse 1.2s infinite alternate; }
@keyframes pulse { from { opacity: .45; transform: scaleX(.55); transform-origin: left; } to { opacity: 1; transform: scaleX(1); transform-origin: left; } }
.results-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; }
.result-card { min-height: 240px; }
.caption-output { font-size: 1.25rem; line-height: 1.5; }
.caption-list { padding-left: 24px; }
.caption-list li { margin: 0 0 12px; line-height: 1.5; }
.metric-row { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--border); color: var(--muted); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }
.evidence-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; margin-top: 20px; }
.metric-card { padding: 12px 0; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; gap: 12px; }
.comparison-row { padding: 12px 0; border-bottom: 1px solid var(--border); }
.attention-panel { margin-top: 16px; color: var(--muted); }
footer { padding: 0 0 42px; color: var(--muted); }
@media (max-width: 850px) { .control-grid, .evidence-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 620px) { .results-grid, .control-grid, .evidence-grid, .sample-grid { grid-template-columns: 1fr; } .hero { padding-top: 48px; } .section-heading, .result-card__header { align-items: flex-start; } }