:root {
  color-scheme: light;
  --bg: #f4efe7;
  --bg-accent: #e8dcc7;
  --card: rgba(255, 252, 247, 0.88);
  --card-border: rgba(102, 74, 33, 0.12);
  --text: #26190d;
  --muted: #725d49;
  --line: rgba(102, 74, 33, 0.16);
  --primary: #146c5a;
  --primary-dark: #0c5143;
  --danger: #a63a2d;
  --shadow: 0 24px 60px rgba(71, 45, 16, 0.12);
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(20, 108, 90, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(183, 137, 58, 0.18), transparent 24%),
    linear-gradient(180deg, var(--bg), #f8f4ed 42%, #efe7db 100%);
}

code {
  padding: 0.1rem 0.35rem;
  border-radius: 999px;
  background: rgba(38, 25, 13, 0.06);
  font-size: 0.92em;
}

.page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 64px;
}

.hero {
  margin-bottom: 24px;
  padding: 36px;
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 250, 241, 0.96), rgba(244, 232, 209, 0.88)),
    linear-gradient(180deg, #ffffff, #f5f0e6);
  box-shadow: var(--shadow);
  border: 1px solid rgba(102, 74, 33, 0.1);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
}

.hero-copy {
  max-width: 760px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 18px;
}

.layout {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.card {
  grid-column: span 12;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.section-head {
  margin-bottom: 18px;
}

.section-head h2 {
  margin: 0 0 6px;
  font-size: 1.12rem;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.6;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.field span {
  font-weight: 600;
}

input,
select,
textarea,
button {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  padding: 14px 16px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

textarea {
  min-height: 220px;
  resize: vertical;
}

select[multiple] {
  min-height: 118px;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(20, 108, 90, 0.7);
  box-shadow: 0 0 0 4px rgba(20, 108, 90, 0.12);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  color: var(--muted);
}

.name-mode {
  display: flex;
  gap: 18px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.radio {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
}

.radio input {
  width: auto;
  margin: 0;
}

.stack {
  display: grid;
  gap: 14px;
}

.hidden {
  display: none;
}

.per-key-list {
  display: grid;
  gap: 12px;
}

.per-key-item {
  padding: 14px;
  border: 1px solid rgba(20, 108, 90, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.84);
}

.per-key-item label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.92rem;
  color: var(--muted);
}

.grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.action-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.action-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.datasource-actions {
  margin-top: 18px;
}

button {
  min-width: 220px;
  padding: 14px 24px;
  color: #fffdf9;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  cursor: pointer;
  box-shadow: 0 18px 32px rgba(20, 108, 90, 0.2);
}

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

button:disabled {
  cursor: wait;
  opacity: 0.7;
  transform: none;
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  box-shadow: none;
}

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

.auth-card {
  width: min(520px, 100%);
  padding: 32px;
  border-radius: 28px;
  background: rgba(255, 252, 247, 0.92);
  border: 1px solid rgba(102, 74, 33, 0.12);
  box-shadow: var(--shadow);
}

.auth-card h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 2.8rem);
  line-height: 1.08;
}

.auth-copy {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.auth-form {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.auth-message {
  margin-top: 18px;
}

.result-card {
  margin-top: 18px;
}

.result {
  padding: 18px;
  border-radius: 18px;
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
}

.result.empty {
  color: var(--muted);
}

.result.success {
  border-style: solid;
  border-color: rgba(20, 108, 90, 0.24);
}

.result.error {
  border-style: solid;
  border-color: rgba(166, 58, 45, 0.28);
  color: var(--danger);
}

.preview-list {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid rgba(38, 25, 13, 0.08);
}

.preview-row {
  display: grid;
  grid-template-columns: 2fr 1.3fr 0.8fr 0.8fr 1fr;
  gap: 12px;
  padding: 8px 0;
  font-size: 0.94rem;
}

.preview-row strong {
  font-weight: 700;
}

@media (min-width: 900px) {
  .card-keys {
    grid-column: 1 / span 12;
    grid-row: 1;
  }

  .card-datasource {
    grid-column: 1 / span 3;
    grid-row: 2;
  }

  .card-name-rules {
    grid-column: 4 / span 5;
    grid-row: 2;
  }

  .card-shared-fields {
    grid-column: 9 / span 4;
    grid-row: 2;
  }

}

@media (max-width: 700px) {
  .page {
    width: min(100% - 20px, 1120px);
    padding: 20px 0 40px;
  }

  .hero,
  .card {
    padding: 20px;
    border-radius: 24px;
  }

  .auth-card {
    padding: 24px;
    border-radius: 24px;
  }

  .grid-two,
  .preview-row {
    grid-template-columns: 1fr;
  }

  .action-card {
    align-items: stretch;
  }

  button {
    width: 100%;
  }
}