:root {
  color-scheme: light;
  --bg: #eef3f8;
  --bg-accent: #f8fbff;
  --card: rgba(255, 255, 255, 0.92);
  --text: #142033;
  --muted: #5d6b82;
  --line: rgba(20, 32, 51, 0.12);
  --accent: #1f6feb;
  --accent-dark: #1558bc;
  --error: #b42318;
  --shadow: 0 24px 60px rgba(20, 32, 51, 0.12);
  font-family: "Segoe UI", Tahoma, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, #cfe2ff 0%, transparent 32%),
    radial-gradient(circle at bottom right, #d7e7ff 0%, transparent 28%),
    linear-gradient(180deg, var(--bg-accent), var(--bg));
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(100%, 680px);
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.05;
}

.lead {
  margin: 12px 0 28px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

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

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

.field span {
  font-size: 0.95rem;
  font-weight: 600;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 10px;
}

.checkbox-field input {
  width: auto;
}

input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  color: var(--text);
  font: inherit;
}

input:focus {
  outline: 2px solid rgba(31, 111, 235, 0.25);
  border-color: var(--accent);
}

button {
  border: 0;
  border-radius: 16px;
  padding: 14px 18px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:disabled {
  opacity: 0.7;
  cursor: wait;
}

.message {
  margin: 16px 0 0;
  font-size: 0.95rem;
}

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

.result {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.result-label {
  margin: 0 0 10px;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.result-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
}

.result-row a {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--accent-dark);
  font-weight: 700;
}

.result-meta {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.5;
  word-break: break-word;
}

.result-meta a {
  color: var(--text);
}

@media (max-width: 560px) {
  .card {
    padding: 24px;
  }

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