:root {
  --bg: #0f1419;
  --panel: #171e27;
  --line: #2a3544;
  --text: #e8eef6;
  --muted: #93a0b0;
  --accent: #3d9cf0;
  --accent-2: #7ad0ff;
  --danger: #ff6b7a;
  --radius: 16px;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background:
    radial-gradient(900px 420px at 10% -10%, #1b3a58 0%, transparent 55%),
    var(--bg);
  color: var(--text);
}
.wrap { max-width: 720px; margin: 0 auto; padding: 48px 20px 80px; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 8px; letter-spacing: -0.03em; }
.eyebrow { color: var(--accent-2); text-transform: uppercase; letter-spacing: 0.14em; font-size: 12px; margin: 0 0 10px; }
.lead { color: var(--muted); line-height: 1.55; margin: 0 0 28px; }
.drop, .card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
.key { display: grid; gap: 6px; margin-bottom: 14px; font-size: 13px; color: var(--muted); }
input[type="password"], input[readonly] {
  width: 100%;
  border: 1px solid var(--line);
  background: #10161d;
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
}
.zone {
  border: 1.5px dashed #3a4b60;
  border-radius: 12px;
  padding: 42px 16px;
  text-align: center;
  cursor: pointer;
  display: grid;
  gap: 6px;
  color: var(--muted);
}
.zone strong { color: var(--text); font-size: 18px; }
.zone.drag { border-color: var(--accent); background: #132433; }
.preview { display: flex; gap: 14px; align-items: center; margin: 16px 0; }
.preview img { width: 72px; height: 72px; object-fit: cover; border-radius: 10px; }
.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 13px; }
.btn {
  display: inline-block;
  border: 0;
  background: linear-gradient(180deg, #57b0ff, #2d86d9);
  color: #041018;
  font-weight: 700;
  padding: 12px 18px;
  border-radius: 999px;
  cursor: pointer;
  text-decoration: none;
  margin-top: 14px;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.err { color: var(--danger); margin-top: 12px; }
.card label { display: grid; gap: 6px; margin: 12px 0; font-size: 13px; color: var(--muted); }
.result-img { width: 100%; max-height: 360px; object-fit: contain; background: #0b1016; border-radius: 12px; }
.history { margin-top: 36px; }
.history h2 { margin: 0 0 14px; font-size: 1.25rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.tile {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
}
.tile img { width: 100%; height: 110px; object-fit: cover; border-radius: 8px; background: #0b1016; }
.tile-name {
  margin: 8px 0 2px;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tile input { font-size: 11px; margin-top: 6px; }