/* ============================================================
   dwvbotai.store — Design System & Styles
   ============================================================ */

/* --- Custom Properties --- */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a28;
  --bg-card: #12121a;
  --bg-card-hover: #1a1a28;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.25);
  --secondary: #22d3ee;
  --secondary-hover: #67e8f9;
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.12);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.12);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #1e293b;
  --border-hover: #334155;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.5);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;
}

/* Light theme overrides */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border: #e2e8f0;
  --border-hover: #cbd5e1;
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 40px rgba(0, 0, 0, 0.12);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 600;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-hover);
}

img {
  max-width: 100%;
  display: block;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
  color: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* --- Container --- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

[data-theme="light"] .nav {
  background: rgba(248, 250, 252, 0.85);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.nav-brand i {
  color: var(--accent);
  font-size: 1.5rem;
}

.accent {
  color: var(--secondary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 0.75rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-menu-toggle {
  display: none;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 20px var(--accent-glow);
  color: #fff;
}

.btn-outline {
  border: 1px solid var(--border-hover);
  color: var(--text-primary);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
  color: var(--text-primary);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: #dc2626;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
}

.btn-icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  transition: all var(--transition);
}

.btn-icon:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 0 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 80% 50%, rgba(34, 211, 238, 0.08), transparent);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-title {
  font-size: clamp(2.25rem, 6vw, 4.5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--secondary), #a78bfa);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 6s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 2.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.hero-stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* --- Sections --- */
.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--bg-secondary);
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  text-align: center;
  margin-bottom: 0.75rem;
}

.section-title i {
  color: var(--accent);
  margin-right: 0.5rem;
}

.section-desc {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  font-size: 1.0625rem;
}

/* --- Card System --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--border-hover);
}

.card:hover::before {
  opacity: 1;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  padding: 1px;
  background: linear-gradient(135deg, var(--accent-glow), transparent, var(--accent-glow));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.card-icon.blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.card-icon.green { background: rgba(34, 197, 94, 0.15); color: #4ade80; }
.card-icon.purple { background: rgba(168, 85, 247, 0.15); color: #c084fc; }
.card-icon.orange { background: rgba(249, 115, 22, 0.15); color: #fb923c; }
.card-icon.cyan { background: rgba(34, 211, 238, 0.15); color: #22d3ee; }
.card-icon.red { background: rgba(239, 68, 68, 0.15); color: #f87171; }
.card-icon.indigo { background: rgba(99, 102, 241, 0.15); color: #818cf8; }

.card-title {
  font-size: 1rem;
  font-weight: 600;
}

.card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

.tag {
  font-size: 0.6875rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-weight: 500;
}

/* --- Status Indicators --- */
.status {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.active {
  background: var(--success);
  animation: pulse 2s ease-in-out infinite;
}

.status-dot.inactive {
  background: var(--danger);
}

.status-dot.warning {
  background: var(--warning);
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0); }
}

/* --- Grid Layouts --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.workflows-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.quick-actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

/* --- Service Card --- */
.service-card {
  display: flex;
  flex-direction: column;
}

.service-card .card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* --- Integration Card --- */
.integration-card {
  display: flex;
  flex-direction: column;
}

.integration-card .capabilities {
  list-style: none;
  margin-bottom: 1rem;
}

.integration-card .capabilities li {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding: 0.25rem 0;
}

.integration-card .capabilities li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  color: var(--success);
  margin-right: 0.5rem;
  font-size: 0.6875rem;
}

/* --- Quick Actions --- */
.quick-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
  text-align: center;
}

.quick-action:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: var(--bg-card-hover);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.quick-action:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.quick-action i {
  font-size: 1.5rem;
  color: var(--accent);
}

.quick-action span {
  font-size: 0.875rem;
  font-weight: 600;
}

.quick-action kbd {
  font-size: 0.6875rem;
  padding: 0.125rem 0.375rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-muted);
  font-family: var(--font-body);
}

/* --- Accordion --- */
.accordion {
  max-width: 900px;
  margin: 0 auto;
}

.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--bg-card);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-heading);
  color: var(--text-primary);
  background: none;
  text-align: left;
  transition: background var(--transition);
}

.accordion-trigger:hover {
  background: var(--bg-tertiary);
}

.accordion-trigger:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.accordion-trigger i.chevron {
  transition: transform var(--transition);
  color: var(--text-muted);
}

.accordion-item.open .accordion-trigger i.chevron {
  transform: rotate(180deg);
}

.accordion-trigger .category-count {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  margin-left: auto;
  margin-right: 0.75rem;
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.accordion-item.open .accordion-content {
  max-height: 2000px;
}

.accordion-body {
  padding: 0 1.25rem 1.25rem;
}

.revenue-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}

.revenue-item:last-child {
  border-bottom: none;
}

.revenue-item-name {
  color: var(--text-primary);
  font-weight: 500;
}

.revenue-item-price {
  color: var(--secondary);
  font-weight: 600;
  font-family: var(--font-heading);
}

/* --- Search Bar --- */
.search-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 1.25rem;
  max-width: 480px;
  margin: 0 auto 2rem;
  transition: border-color var(--transition);
}

.search-bar:focus-within {
  border-color: var(--accent);
}

.search-bar i {
  color: var(--text-muted);
}

.search-bar input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
}

.search-bar input::placeholder {
  color: var(--text-muted);
}

/* --- Toast Notifications --- */
.toast-container {
  position: fixed;
  top: 80px;
  right: 1.5rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  font-size: 0.875rem;
  font-weight: 500;
  pointer-events: auto;
  animation: toastIn 0.35s ease forwards;
  max-width: 360px;
}

.toast.removing {
  animation: toastOut 0.3s ease forwards;
}

.toast i {
  font-size: 1.125rem;
  flex-shrink: 0;
}

.toast.success i { color: var(--success); }
.toast.error i { color: var(--danger); }
.toast.info i { color: var(--accent); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(100%); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(100%); }
}

/* --- Skeleton Loading --- */
.skeleton-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  min-height: 160px;
  position: relative;
  overflow: hidden;
}

.skeleton-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.04), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* --- Fade In Animation --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  background: var(--bg-secondary);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.footer-brand i {
  color: var(--accent);
}

.footer-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.footer-links {
  display: flex;
  gap: 1.25rem;
  font-size: 0.875rem;
}

.footer-links a {
  color: var(--text-secondary);
}

.footer-links a:hover {
  color: var(--text-primary);
}

/* --- Tab Navigation (integrations/workflows pages) --- */
.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.tab {
  padding: 0.75rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: all var(--transition);
  background: none;
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

/* --- Forms (used on sub-pages) --- */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
  color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.625rem 0.875rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: border-color var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

/* --- Table (benchmarks, history) --- */
.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

thead th {
  text-align: left;
  padding: 0.75rem 1rem;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

tbody tr:hover td {
  background: var(--bg-tertiary);
}

/* --- Progress Bar --- */
.progress {
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--secondary));
  border-radius: 999px;
  transition: width 0.5s ease;
}

/* --- DAG (Visual workflow steps) --- */
.dag {
  display: flex;
  align-items: flex-start;
  gap: 0;
  overflow-x: auto;
  padding: 1.5rem 0;
}

.dag-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 120px;
  position: relative;
}

.dag-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 22px;
  left: calc(50% + 22px);
  width: calc(100% - 44px);
  height: 2px;
  background: var(--border-hover);
}

.dag-step.completed:not(:last-child)::after {
  background: var(--success);
}

.dag-node {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-hover);
  font-size: 1rem;
  z-index: 1;
  transition: all var(--transition);
}

.dag-step.completed .dag-node {
  background: var(--success-bg);
  border-color: var(--success);
  color: var(--success);
}

.dag-step.active .dag-node {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--accent);
  color: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

.dag-step.failed .dag-node {
  background: var(--danger-bg);
  border-color: var(--danger);
  color: var(--danger);
}

.dag-label {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  max-width: 100px;
}

/* --- Stat Cards (dashboard) --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
}

.stat-card-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-card-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* --- Filter bar --- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  align-items: center;
}

.filter-bar .form-input,
.filter-bar .form-select {
  width: auto;
  min-width: 160px;
}

/* --- Page Header --- */
.page-header {
  padding: 5rem 0 2.5rem;
  text-align: center;
}

.page-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
}

/* --- Panel (sub-page content areas) --- */
.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.panel-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 0.5rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-menu-toggle {
    display: inline-flex;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 7rem 0 3rem;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .filter-bar {
    flex-direction: column;
  }

  .filter-bar .form-input,
  .filter-bar .form-select {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-stat-value {
    font-size: 1.5rem;
  }

  .quick-actions-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .container {
    padding: 0 1rem;
  }

  .dag {
    flex-direction: column;
    align-items: stretch;
  }

  .dag-step:not(:last-child)::after {
    top: auto;
    left: 22px;
    width: 2px;
    height: 24px;
    bottom: -24px;
  }
}