:root {
  --bg: #f6f8f4;
  --panel: #ffffff;
  --line: #e4ebdf;
  --text: #334155;
  --muted: #6b7280;
  --primary: #3fae4b;
  --primary-dark: #2f8b3a;
  --accent: #eff8ef;
  --danger: #d9485f;
  --shadow: 0 18px 40px rgba(42, 64, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(121, 196, 110, 0.14), transparent 32%),
    linear-gradient(180deg, #fbfcfa 0%, var(--bg) 100%);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(246, 248, 244, 0.92);
  border-bottom: 1px solid rgba(228, 235, 223, 0.9);
}

.topbar-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand img {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.brand-text strong {
  display: block;
  font-size: 18px;
  font-weight: 700;
}

.brand-text span {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
}

.nav {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  transition: all 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--primary-dark);
  background: var(--accent);
}

.page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: stretch;
}

.hero-card,
.panel,
.guide-section,
.login-panel,
.query-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 36px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--primary-dark);
  font-size: 13px;
  font-weight: 600;
}

.hero h1,
.page h1 {
  margin: 18px 0 12px;
  font-size: 42px;
  line-height: 1.12;
  color: #1f2937;
}

.hero p,
.page-lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--muted);
}

.actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn,
button.btn {
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn-sm,
button.btn-sm {
  min-height: 36px;
  padding: 0 14px;
  font-size: 13px;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #68c56e 100%);
  color: #fff;
  box-shadow: 0 14px 28px rgba(63, 174, 75, 0.2);
}

.btn-secondary {
  background: #f7faf6;
  border: 1px solid var(--line);
  color: var(--text);
}

.hero-side {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hero-image {
  width: 100%;
  border-radius: 22px;
  object-fit: cover;
  aspect-ratio: 1 / 1;
  background: #eef4ea;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.stat-card {
  padding: 18px;
  border-radius: 20px;
  background: #f9fbf8;
  border: 1px solid var(--line);
}

.stat-card strong {
  display: block;
  font-size: 24px;
  color: var(--primary-dark);
}

.stat-card span {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.feature-grid,
.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.panel,
.guide-section {
  padding: 24px;
}

.panel h3,
.guide-section h2 {
  margin: 0 0 12px;
  font-size: 24px;
  color: #1f2937;
}

.panel p,
.guide-section p,
.guide-section li {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.guide-section ul,
.guide-section ol {
  padding-left: 20px;
  margin: 12px 0 0;
}

.guide-shot {
  width: 100%;
  margin-top: 16px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: #f2f6ef;
}

.login-wrap,
.query-wrap {
  max-width: 960px;
  margin: 0 auto;
}

.login-panel,
.query-panel {
  padding: 28px;
}

.admin-top-actions {
  margin-top: 20px;
  justify-content: flex-end;
}

.query-block + .query-block {
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.query-block-head h2 {
  margin: 0 0 8px;
  font-size: 22px;
  color: #1f2937;
}

.query-block-head p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.form-grid {
  display: grid;
  gap: 18px;
}

.field label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
  color: #374151;
}

.field input {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fbfcfa;
  font-size: 15px;
  color: var(--text);
  outline: none;
}

.field select {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fbfcfa;
  font-size: 15px;
  color: var(--text);
  outline: none;
}

.field input:focus,
.field select:focus {
  border-color: rgba(63, 174, 75, 0.55);
  box-shadow: 0 0 0 4px rgba(63, 174, 75, 0.12);
}

.hint,
.status,
.empty {
  margin-top: 12px;
  font-size: 14px;
  color: var(--muted);
}

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

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

.query-toolbar {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: end;
  margin-top: 20px;
}

.query-toolbar .field {
  flex: 1;
  min-width: 220px;
}

.query-toolbar .field-sm {
  flex: 0 0 180px;
  min-width: 180px;
}

.toolbar-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.table-wrap {
  margin-top: 24px;
  overflow: auto;
  border-radius: 20px;
  border: 1px solid var(--line);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 14px 16px;
  text-align: left;
  font-size: 14px;
  border-bottom: 1px solid #edf1ea;
}

th {
  background: #f8fbf7;
  color: #475569;
  white-space: nowrap;
}

td {
  color: #334155;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
}

.detail-stack {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.compact-stack {
  margin-top: 14px;
}

.detail-card,
.sub-card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fbfcfa;
}

.detail-card {
  padding: 20px;
}

.detail-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.detail-card-head h3,
.sub-card h4 {
  margin: 0;
  color: #1f2937;
}

.detail-meta {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.detail-badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.detail-badge.is-guardian {
  background: #fff4db;
  color: #a16207;
}

.kv-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.kv-item {
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fff;
}

.kv-item span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
}

.kv-item strong {
  display: block;
  font-size: 14px;
  color: #1f2937;
  word-break: break-all;
}

.detail-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.sub-card {
  padding: 16px;
}

.child-summary-card {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: #fff;
}

.child-record-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.child-record-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.child-summary-actions {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.chip-list,
.list-stack {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.chip-list {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: #475569;
  font-size: 13px;
}

.mini-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
  font-size: 13px;
  color: #475569;
}

.mini-row strong {
  color: #1f2937;
}

.tag-open,
.tag-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 52px;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.tag-open {
  background: var(--accent);
  color: var(--primary-dark);
}

.tag-close {
  background: #f6f7fb;
  color: #64748b;
}

.compact {
  margin-top: 14px;
}

.record-mini-card {
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fff;
  display: grid;
  gap: 8px;
}

.record-mini-head,
.record-mini-meta {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.record-mini-head strong {
  color: #1f2937;
}

.record-mini-head span,
.record-mini-meta span,
.note-line {
  color: #64748b;
  font-size: 13px;
}

.note-line {
  line-height: 1.6;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
}

.modal.hidden {
  display: none;
}

.modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.42);
  backdrop-filter: blur(6px);
}

.modal-panel {
  position: relative;
  width: min(1120px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  margin: 24px auto;
  padding: 28px;
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 28px 60px rgba(15, 23, 42, 0.2);
  overflow: auto;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  border: none;
  background: #f3f6f2;
  color: #334155;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.modal-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 20px;
  padding-right: 52px;
}

.modal-head h2 {
  margin: 8px 0 6px;
  font-size: 30px;
  color: #1f2937;
}

.modal-section + .modal-section {
  margin-top: 24px;
}

.modal-section h3 {
  margin: 0 0 14px;
  font-size: 20px;
  color: #1f2937;
}

.footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px 32px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 900px) {
  .hero,
  .feature-grid,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .hero h1,
  .page h1 {
    font-size: 34px;
  }

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

  .kv-grid,
  .detail-columns,
  .chip-list {
    grid-template-columns: 1fr;
  }

  .detail-card-head,
  .admin-top-actions {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

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

  .modal-panel {
    width: calc(100vw - 16px);
    margin: 8px auto;
    padding: 22px 18px;
  }

  .modal-head {
    padding-right: 0;
    flex-direction: column;
  }
}