:root {
  color-scheme: light;
  --bg: #0b1220;
  --card: #111b2e;
  --text: #e9eefc;
  --muted: rgba(233, 238, 252, 0.75);
  --border: rgba(233, 238, 252, 0.12);
  --accent: #7aa2ff;
  --danger: #ff6b6b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial,
    "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 600px at 30% 0%, rgba(122, 162, 255, 0.22), transparent 60%),
    var(--bg);
  color: var(--text);
}

.page {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  padding: 24px 16px 32px;
  gap: 16px;
}

.header,
.footer {
  max-width: 720px;
  margin: 0 auto;
  width: 100%;
}

.title {
  margin: 0;
  font-size: 28px;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 8px 0 0;
  color: var(--muted);
}

.main {
  max-width: 720px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  gap: 16px;
}

.card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent);
  backdrop-filter: blur(8px);
  border-radius: 14px;
  padding: 18px;
}

.form {
  display: grid;
  gap: 16px;
}

.fieldset {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}

.legend {
  padding: 0 6px;
  color: var(--muted);
}

.option {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px 8px;
  border-radius: 10px;
}

.option:hover {
  background: rgba(255, 255, 255, 0.06);
}

.field {
  display: grid;
  gap: 8px;
}

.label {
  color: var(--muted);
}

input[type="number"],
textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.15);
  color: var(--text);
  border-radius: 10px;
  padding: 12px;
  font-size: 16px;
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 100px;
}

input:focus,
textarea:focus {
  border-color: rgba(122, 162, 255, 0.55);
  box-shadow: 0 0 0 3px rgba(122, 162, 255, 0.15);
}

.actions {
  display: grid;
  gap: 10px;
}

button {
  border: 1px solid rgba(122, 162, 255, 0.35);
  background: rgba(122, 162, 255, 0.18);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 16px;
  font-weight: 600;
}

button:disabled {
  opacity: 0.6;
}

.status {
  margin: 0;
  color: var(--muted);
  min-height: 1.2em;
}

.footer {
  margin-top: auto;
  color: var(--muted);
  font-size: 14px;
}

@media (min-width: 640px) {
  .page {
    padding: 40px 22px 48px;
  }
  .title {
    font-size: 34px;
  }
  .card {
    padding: 22px;
  }
}