* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #eef2f7;
  --bg-2: #f8fafc;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: rgba(255, 255, 255, 0.94);
  --surface-border: rgba(148, 163, 184, 0.18);
  --text: #0f172a;
  --muted: #64748b;
  --primary: #2563eb;
  --primary-2: #1d4ed8;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #d97706;
  --shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.06);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --sidebar-w: 248px;
}

html[data-theme="dark"] {
  --bg: #0b1220;
  --bg-2: #111827;
  --surface: rgba(17, 24, 39, 0.78);
  --surface-strong: rgba(15, 23, 42, 0.96);
  --surface-border: rgba(148, 163, 184, 0.16);
  --text: #e5e7eb;
  --muted: #94a3b8;
  --primary: #60a5fa;
  --primary-2: #3b82f6;
  --success: #22c55e;
  --danger: #f87171;
  --warning: #f59e0b;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 14px 36px rgba(0, 0, 0, 0.28);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.14), transparent 34%),
    radial-gradient(circle at top right, rgba(14, 165, 233, 0.12), transparent 26%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
  min-height: 100vh;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

button,
input,
select {
  font: inherit;
}

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

.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-w);
  flex: 0 0 var(--sidebar-w);
  padding: 24px 18px;
  border-right: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.26);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.brand-mark {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: 1px;
  box-shadow: var(--shadow-soft);
}

.eyebrow,
.topbar-kicker,
.sidebar-card-label {
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.sidebar-title {
  margin-top: 2px;
  font-weight: 800;
  font-size: 18px;
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: anywhere;
}

.sidebar-nav {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.nav-item {
  padding: 12px 14px;
  border-radius: 12px;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  transition: .2s ease;
  white-space: normal;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.nav-item:hover,
.nav-item.active {
  background: rgba(37, 99, 235, 0.10);
  color: var(--text);
  border-color: rgba(37, 99, 235, 0.12);
}

.nav-item:focus,
.form-control:focus,
.btn-primary:focus,
.ghost-btn:focus {
  outline: none;
}

.sidebar-card {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.sidebar-card-value {
  font-size: 24px;
  font-weight: 800;
  margin: 8px 0 6px;
}

.sidebar-card-desc {
  color: var(--muted);
  font-size: 13px;
}

.main-area {
  padding: 24px;
  min-width: 0;
}

.container {
  max-width: 100%;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}

.topbar-left {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  min-width: 0;
}

.topbar-left > div {
  min-width: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.2;
  margin: 6px 0 8px;
}

.hero-subtitle,
.panel-head p,
.field-hint,
.advanced-box summary span,
.empty-text,
.table-meta,
.status-message,
.card-desc,
.stat-desc {
  color: var(--muted);
  line-height: 1.55;
  white-space: normal;
  overflow-wrap: anywhere;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(360px, 520px) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.stat-card {
  padding: 18px;
  border-radius: 22px;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  min-width: 0;
}

.stat-card.primary {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.16), rgba(37, 99, 235, 0.06));
}

.stat-card.success {
  background: linear-gradient(135deg, rgba(22, 163, 74, 0.14), rgba(22, 163, 74, 0.06));
}

.stat-card.warning {
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.14), rgba(217, 119, 6, 0.06));
}

.stat-label {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 10px;
}

.stat-value {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 6px;
}

.panel,
.form-card,
.results-card,
.glass-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
}

.panel-form,
.panel-results {
  min-width: 0;
}

.form-card,
.results-card {
  padding: 22px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.panel-head h2,
.card-title {
  font-size: 18px;
  margin-bottom: 6px;
}

.panel-badge {
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.12);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
}

.panel-badge.success {
  background: rgba(22, 163, 74, 0.12);
  color: var(--success);
}

.split-grid {
  display: grid;
  gap: 14px;
}

.split-grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field-card {
  background: var(--surface-strong);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 14px;
}

.form-group,
.field-card {
  margin-bottom: 14px;
}

.field-card label,
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 12px 14px;
  background: rgba(148, 163, 184, 0.08);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  color: var(--text);
  outline: none;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

select.form-control {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) calc(50% - 3px), calc(100% - 12px) calc(50% - 3px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

select.form-control option {
  background: var(--surface-strong);
  color: var(--text);
}

html[data-theme="dark"] select.form-control option {
  background: #0f172a;
  color: #e5e7eb;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.14);
}

.file-input::file-selector-button {
  border: none;
  margin-right: 12px;
  padding: 8px 12px;
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.12);
  color: var(--primary);
  font-weight: 700;
}

.field-hint {
  margin-top: 8px;
  font-size: 12px;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
}

.toggle-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.advanced-box {
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface-strong);
  margin-bottom: 16px;
}

.advanced-box summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.advanced-box summary::-webkit-details-marker {
  display: none;
}

.summary-arrow {
  transition: transform .2s ease;
  color: var(--muted);
}

.advanced-box[open] .summary-arrow {
  transform: rotate(180deg);
}

.advanced-content {
  padding: 0 18px 18px;
}

.btn-primary,
.ghost-btn {
  height: 46px;
  border-radius: 12px;
  border: none;
  font-weight: 700;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, opacity .2s ease;
}

.btn-primary {
  width: 100%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
  color: #fff;
  box-shadow: 0 12px 24px rgba(37, 99, 235, 0.24);
}

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

.btn-primary:disabled {
  opacity: .65;
  cursor: not-allowed;
  transform: none;
}

.ghost-btn {
  padding: 0 16px;
  background: rgba(148, 163, 184, 0.10);
  color: var(--text);
  border: 1px solid var(--surface-border);
}

.mobile-menu-btn {
  display: none;
}

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

.status-message {
  margin-top: 14px;
  min-height: 20px;
  font-size: 14px;
}

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

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

.results-card {
  display: flex;
  flex-direction: column;
  min-height: 760px;
}

.toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 200px auto;
  gap: 12px;
  margin-bottom: 16px;
}

.toolbar-select {
  min-width: 0;
  color: var(--text);
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.summary-card {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  background: var(--surface-strong);
}

.summary-number {
  display: block;
  font-size: 28px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 6px;
}

.summary-card.highlight .summary-number,
.result-text.red {
  color: var(--danger);
}

.summary-card.normal .summary-number,
.result-text.green {
  color: var(--success);
}

.summary-card.other .summary-number,
.result-text.gray {
  color: var(--muted);
}

.summary-label {
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
}

.empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 420px;
  text-align: center;
  border: 1px dashed var(--surface-border);
  border-radius: var(--radius-lg);
  background: rgba(148, 163, 184, 0.05);
}

.empty-icon {
  font-size: 48px;
  margin-bottom: 12px;
}

.empty-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}

.result-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.table-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  font-size: 13px;
}

.table-wrapper {
  flex: 1;
  min-height: 0;
  overflow: auto;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
}

.results-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.results-table th,
.results-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  text-align: left;
  font-size: 14px;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.results-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--surface-strong);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.results-table tr:hover {
  background: rgba(37, 99, 235, 0.04);
}

.results-table tr.highlight-row {
  background: rgba(220, 38, 38, 0.06) !important;
}

.table-empty-row td {
  text-align: center;
  color: var(--muted);
  padding: 30px 16px;
}

.table-wrapper::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.table-wrapper::-webkit-scrollbar-thumb {
  background: rgba(100, 116, 139, 0.35);
  border-radius: 999px;
}

.table-wrapper::-webkit-scrollbar-track {
  background: transparent;
}

.hero-subtitle {
  max-width: 720px;
}

@media (max-width: 1180px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--surface-border);
  }

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

  .results-card {
    min-height: 640px;
  }
}

@media (max-width: 760px) {
  body {
    padding: 0;
  }

  .main-area {
    padding: 16px;
  }

  .sidebar {
    display: none;
  }

  .sidebar.open {
    display: block;
  }

  .mobile-menu-btn {
    display: inline-flex;
    align-items: center;
  }

  .topbar,
  .topbar-left,
  .table-meta {
    display: flex;
    flex-direction: column;
  }

  .overview-grid,
  .split-grid-2,
  .summary-cards,
  .toolbar {
    grid-template-columns: 1fr;
  }

  .form-card,
  .results-card {
    padding: 18px;
    border-radius: 20px;
  }

  h1 {
    font-size: 24px;
  }
}