:root {
  color-scheme: dark;
  --bg: #0B1020;
  --card: #141A2E;
  --text: #E8EEF9;
  --muted: #C5D0E6;
  --gold: #E6C15A;
  --ink: #1A1404;
  --line: #24304A;
}

* { box-sizing: border-box; }

html { font-size: 20px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  line-height: 1.4;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: calc(1rem + env(safe-area-inset-top)) 1rem calc(2rem + env(safe-area-inset-bottom));
}

h1 { font-size: 2rem; margin: 0 0 0.4rem; }
h2 { font-size: 1.35rem; margin: 0; }
p { margin: 0.4rem 0; color: var(--muted); }

.card {
  background: var(--card);
  border-radius: 16px;
  padding: 1rem;
  margin-top: 1rem;
}

label {
  display: block;
  margin-top: 0.8rem;
  font-weight: 600;
}

input, textarea {
  display: block;
  width: 100%;
  margin-top: 0.35rem;
  padding: 0.7rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

button {
  min-height: 48px;
  padding: 0.6rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-weight: 650;
}

button.accent {
  background: var(--gold);
  color: var(--ink);
  border-color: var(--gold);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.8rem;
}

.actions button { flex: 1 1 9rem; }

.error { color: #f0b4b4; }

.code {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  text-align: center;
}

canvas, video {
  display: block;
  width: min(100%, 280px);
  margin: 1rem auto 0;
  background: var(--text);
  border-radius: 12px;
}

.file {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: center;
  margin-top: 0.8rem;
}

.ask {
  position: fixed;
  inset: 0;
  background: rgba(11, 16, 32, 0.86);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  padding-bottom: calc(1rem + env(safe-area-inset-bottom));
}

.ask[hidden], [hidden] { display: none !important; }