:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: rgba(13, 27, 45, 0.88);
  --panel-border: rgba(147, 197, 253, 0.18);
  --text: #e8eef9;
  --muted: #9fb0cc;
  --accent: #7dd3fc;
  --accent-2: #a78bfa;
  --good: #34d399;
  --bad: #fb7185;
  --warn: #fbbf24;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius: 20px;
  --radius-sm: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Trebuchet MS", "Segoe UI", "Avenir Next", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(125, 211, 252, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(167, 139, 250, 0.18), transparent 32%),
    linear-gradient(180deg, #050b14 0%, var(--bg) 44%, #050b14 100%);
  color: var(--text);
}

.app-shell {
  width: min(1480px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 36px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero {
  display: flex;
  gap: 20px;
  justify-content: space-between;
  align-items: flex-start;
  padding: 24px 26px 18px;
  margin-bottom: 18px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12px;
  color: var(--accent);
}

.hero h1 { margin: 0; font-size: clamp(28px, 4vw, 48px); line-height: 1.05; }
.hero-copy { margin: 14px 0 0; max-width: 860px; color: var(--muted); font-size: 15px; line-height: 1.6; }
.hero-chip { align-self: center; padding: 14px 18px; border-radius: 999px; background: linear-gradient(135deg, rgba(125, 211, 252, 0.12), rgba(167, 139, 250, 0.12)); border: 1px solid rgba(125, 211, 252, 0.22); color: #dbeafe; font-size: 13px; white-space: nowrap; }
.layout { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.input-panel { padding: 18px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.panel-head h2 { margin: 0; font-size: 18px; }
.panel-hint { color: var(--muted); font-size: 13px; }
.dropzone { display: grid; gap: 6px; align-content: center; min-height: 112px; padding: 18px; margin-bottom: 14px; border: 1px dashed rgba(125, 211, 252, 0.35); border-radius: var(--radius-sm); background: rgba(8, 16, 30, 0.45); color: var(--muted); cursor: pointer; transition: border-color 0.15s ease, transform 0.15s ease, background 0.15s ease; }
.dropzone:hover, .dropzone.dragover { border-color: rgba(125, 211, 252, 0.8); background: rgba(13, 27, 45, 0.76); transform: translateY(-1px); }
.dropzone strong { color: var(--text); font-size: 15px; }
.dropzone input { display: none; }
textarea { width: 100%; min-height: 300px; resize: vertical; padding: 16px; border: 1px solid rgba(159, 176, 204, 0.18); border-radius: var(--radius-sm); background: rgba(5, 11, 20, 0.8); color: var(--text); font: 13px/1.5 "Cascadia Mono", "Consolas", "SFMono-Regular", monospace; outline: none; }
textarea:focus, input:focus { border-color: rgba(125, 211, 252, 0.75); box-shadow: 0 0 0 4px rgba(125, 211, 252, 0.12); }
.file-list { margin-top: 10px; color: var(--muted); font-size: 13px; display: grid; gap: 4px; }
.controls-panel { padding: 18px; margin-top: 18px; }
.controls-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.actions-row { align-items: center; margin-top: 16px; grid-template-columns: auto auto auto 1fr; }
.field { display: grid; gap: 8px; }
.field label { color: var(--muted); font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; }
.field input { width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid rgba(159, 176, 204, 0.18); background: rgba(5, 11, 20, 0.8); color: var(--text); }
button { border: 0; border-radius: 14px; padding: 12px 18px; font-weight: 700; cursor: pointer; }
.primary-btn { background: linear-gradient(135deg, #38bdf8, #8b5cf6); color: #08111f; }
.ghost-btn { background: rgba(125, 211, 252, 0.1); color: var(--text); border: 1px solid rgba(125, 211, 252, 0.18); }
.note { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.status { margin-top: 18px; min-height: 24px; color: var(--muted); }
.summary-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 14px; }
.summary-card { padding: 16px; border-radius: var(--radius-sm); background: rgba(13, 27, 45, 0.88); border: 1px solid var(--panel-border); }
.summary-card .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; }
.summary-card .value { margin-top: 10px; font-size: 24px; font-weight: 800; }
.summary-card .detail { margin-top: 6px; color: var(--muted); font-size: 13px; }
.results { margin-top: 18px; overflow-x: auto; }
.results table { width: 100%; border-collapse: collapse; background: rgba(13, 27, 45, 0.88); border: 1px solid var(--panel-border); border-radius: var(--radius); overflow: hidden; }
.results thead th { position: sticky; top: 0; background: rgba(8, 16, 30, 0.96); color: #cfe8ff; font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; text-align: left; padding: 14px 12px; border-bottom: 1px solid rgba(159, 176, 204, 0.18); }
.results tbody td { padding: 12px; border-bottom: 1px solid rgba(159, 176, 204, 0.12); vertical-align: top; }
.results tbody tr:hover { background: rgba(125, 211, 252, 0.05); }
.results .func { font-weight: 700; }
.pct.good { color: var(--good); }
.pct.bad { color: var(--bad); }
.pct.neutral { color: var(--warn); }
.small { display: block; margin-top: 4px; color: var(--muted); font-size: 12px; }
.empty-state { padding: 18px; color: var(--muted); background: rgba(13, 27, 45, 0.88); border: 1px dashed rgba(159, 176, 204, 0.24); border-radius: var(--radius); }
@media (max-width: 1180px) { .layout, .summary-grid, .controls-row { grid-template-columns: 1fr 1fr; } .actions-row { grid-template-columns: auto auto auto; } }
@media (max-width: 820px) { .hero, .layout, .summary-grid, .controls-row, .actions-row { grid-template-columns: 1fr; display: grid; } .hero { gap: 12px; } .app-shell { width: min(100vw - 20px, 1480px); padding-top: 12px; } }