:root {
  color-scheme: light;
  --bg-top: #f7efe0;
  --bg-bottom: #dde8f5;
  --card: rgba(255, 255, 255, 0.82);
  --card-border: rgba(26, 36, 51, 0.08);
  --text: #1d2733;
  --muted: #5e6b78;
  --accent: #0f766e;
  --accent-dark: #0b5a54;
  --accent-soft: #d5f3ef;
  --danger: #b42318;
  --shadow: 0 22px 70px rgba(33, 42, 54, 0.16);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: Georgia, "Times New Roman", serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.7), transparent 30%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

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

.card {
  width: min(100%, 720px);
  padding: 32px;
  border: 1px solid var(--card-border);
  border-radius: 28px;
  background: var(--card);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 8px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2 {
  margin: 0;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.4rem);
  line-height: 1;
}

h2 {
  font-size: 1.1rem;
}

.intro {
  margin: 14px 0 28px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.form {
  display: grid;
  gap: 12px;
}

label {
  font-weight: 700;
}

input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(29, 39, 51, 0.16);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  font: inherit;
  color: var(--text);
}

input:focus {
  outline: 2px solid rgba(15, 118, 110, 0.22);
  border-color: var(--accent);
}

button {
  border: 0;
  border-radius: 999px;
  padding: 14px 20px;
  font: inherit;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

button:hover {
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.65;
  cursor: progress;
  transform: none;
}

.secondary {
  padding: 10px 14px;
  color: var(--accent-dark);
  background: var(--accent-soft);
}

.status {
  min-height: 1.5rem;
  margin: 16px 0 0;
  font-weight: 700;
}

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

.status.success {
  color: var(--accent-dark);
}

.result-panel {
  margin-top: 24px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(248, 251, 252, 0.9);
  border: 1px solid rgba(29, 39, 51, 0.08);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.result {
  margin: 12px 0 0;
  padding: 14px;
  overflow-x: auto;
  white-space: pre-wrap;
  border-radius: 14px;
  background: #13202a;
  color: #dfe9ef;
}

.records-list {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.records-list li + li {
  margin-top: 8px;
}

@media (max-width: 640px) {
  .card {
    padding: 22px;
    border-radius: 22px;
  }

  .panel-header {
    align-items: flex-start;
    flex-direction: column;
  }
}