:root {
  --bg-top: #fff4de;
  --bg-bottom: #d6ecff;
  --card-bg: #ffffff;
  --text-main: #1b1e28;
  --text-muted: #586175;
  --accent: #1366d6;
  --accent-strong: #0b4fa8;
  --danger: #c02a2a;
  --success: #0f8a4b;
  --border: #d8dfec;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at 15% 20%, rgba(255, 161, 65, 0.28), transparent 35%),
    radial-gradient(circle at 80% 10%, rgba(94, 156, 255, 0.28), transparent 30%),
    linear-gradient(165deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
}

.page {
  width: min(100%, 980px);
  margin: 0 auto;
  padding: 32px 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 16px 50px rgba(16, 45, 93, 0.12);
  padding: 24px;
}

.card-header {
  padding-top: 80px;
  margin-bottom: 20px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: center;
  text-transform: uppercase;
}

h1 {
  margin: 8px 0 8px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

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

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field span {
  font-weight: 600;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  background: #f9fbff;
}

input:focus,
select:focus {
  outline: 2px solid rgba(19, 102, 214, 0.22);
  border-color: var(--accent);
}

.hint {
  margin: 14px 0 10px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.message {
  margin: 10px 0;
  min-height: 1.5em;
  font-weight: 600;
}

.message.error {
  color: var(--danger);
}

.message.success {
  color: var(--success);
}

button {
  border: 0;
  background: linear-gradient(120deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #fff;
  font-weight: 700;
  border-radius: 12px;
  padding: 12px 18px;
  cursor: pointer;
}

button:hover {
  filter: brightness(1.05);
}

.debug {
  margin-top: 18px;
  border-top: 1px dashed var(--border);
  padding-top: 16px;
}

.debug h2 {
  margin: 0 0 10px;
  font-size: 1rem;
}

pre {
  margin: 0;
  background: #101828;
  color: #d7e0f7;
  border-radius: 10px;
  padding: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

@media (max-width: 720px) {
  .page {
    padding: 18px 12px;
  }

  .card {
    padding: 18px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}