:root {
  --bg-1: #f5f7ff;
  --bg-2: #e9f6ef;
  --panel: #ffffff;
  --ink: #14213d;
  --ink-soft: #475569;
  --accent: #0f766e;
  --accent-2: #0369a1;
  --danger: #b91c1c;
  --ok: #166534;
  --line: #dbe4f0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 14%, #dbeafe 0%, transparent 34%),
    radial-gradient(circle at 88% 20%, #dcfce7 0%, transparent 30%),
    linear-gradient(135deg, var(--bg-1), var(--bg-2));
  min-height: 100vh;
}

.wrap {
  width: min(980px, 92vw);
  margin: 28px auto 48px;
}

.hero {
  padding: 20px 6px;
  animation: fadeIn 420ms ease-out;
}

.eyebrow {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-weight: 700;
}

h1 {
  margin: 8px 0 6px;
  font-size: clamp(30px, 4.8vw, 50px);
  line-height: 1.05;
}

.sub {
  margin: 0;
  color: var(--ink-soft);
  max-width: 700px;
  font-size: 16px;
}

.grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 18px;
  margin-top: 18px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 14px 30px rgba(20, 33, 61, 0.06);
  animation: riseIn 480ms ease-out;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 18px;
}

label {
  display: block;
  font-size: 13px;
  margin: 10px 0 6px;
  color: var(--ink-soft);
  font-weight: 600;
}

input[type="text"], input[type="file"] {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid #c7d2e4;
  border-radius: 12px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 14px;
  background: #fff;
}

.row {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

button {
  border: 0;
  border-radius: 12px;
  padding: 11px 16px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 120ms ease, opacity 120ms ease;
}

button:hover { transform: translateY(-1px); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.primary {
  color: #fff;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.ghost {
  color: var(--ink);
  background: #eef3fb;
}

.mono {
  font-family: "IBM Plex Mono", monospace;
  font-size: 13px;
}

.status {
  margin-top: 10px;
  min-height: 22px;
  font-size: 14px;
}

.status.ok { color: var(--ok); }
.status.err { color: var(--danger); }

.pill {
  display: inline-block;
  font-size: 12px;
  border-radius: 999px;
  padding: 5px 10px;
  font-weight: 700;
  background: #e7f0ff;
  color: #1d4ed8;
  margin: 0 0 10px;
}

.result {
  margin-top: 12px;
  border-top: 1px dashed var(--line);
  padding-top: 12px;
}

.urls {
  margin: 8px 0 0;
  padding-left: 18px;
}

.urls li { margin: 6px 0; }

.urls a {
  color: #0c4a6e;
  word-break: break-all;
}

.note {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 13px;
}

@media (max-width: 840px) {
  .grid { grid-template-columns: 1fr; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes riseIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}