:root {
  --color-bg: #f7f9fb;
  --color-surface: #ffffff;
  --color-border: #e2e8f0;
  --color-text: #1a2233;
  --color-text-muted: #64748b;
  --color-primary: #0f6e4f;
  --color-primary-dark: #0b5a40;
  --color-primary-light: #e6f4ee;
  --color-danger: #b91c1c;
  --color-danger-light: #fef2f2;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.08);
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

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

a:hover {
  text-decoration: underline;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Header / Nav --- */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.brand span {
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.95rem;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background 0.15s,
    border-color 0.15s,
    color 0.15s;
  text-decoration: none;
  line-height: 1.2;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-dark);
  text-decoration: none;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
  text-decoration: none;
}

.btn-danger {
  background: var(--color-surface);
  color: var(--color-danger);
  border-color: #fecaca;
}

.btn-danger:hover:not(:disabled) {
  background: var(--color-danger-light);
  text-decoration: none;
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
}

/* --- Cards / Surfaces --- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
}

/* --- Forms --- */
.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  background: var(--color-surface);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.field .hint {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.auth-shell {
  max-width: 420px;
  margin: 60px auto;
  padding: 0 20px;
}

.auth-shell h1 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.auth-shell .subtitle {
  color: var(--color-text-muted);
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.auth-toggle {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.auth-toggle button {
  flex: 1;
  padding: 8px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.auth-toggle button.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

/* --- Alerts / status messages --- */
.alert {
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.alert-error {
  background: var(--color-danger-light);
  color: var(--color-danger);
  border: 1px solid #fecaca;
}

.alert-success {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border: 1px solid #bfe3d3;
}

.alert-info {
  background: #eff6ff;
  color: #1e40af;
  border: 1px solid #bfdbfe;
}

.free-preview-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

[hidden] {
  display: none !important;
}

/* --- Landing --- */
.hero {
  padding: 80px 0 60px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.hero .tagline {
  color: var(--color-primary);
  font-weight: 700;
}

.hero p.lead {
  max-width: 640px;
  margin: 0 auto 28px;
  color: var(--color-text-muted);
  font-size: 1.1rem;
}

.hero-ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 48px 0;
}

.feature-grid .card h3 {
  margin-top: 0;
}

.feature-grid .card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* --- Pricing --- */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin: 32px 0;
}

.plan-card {
  text-align: center;
  display: flex;
  flex-direction: column;
}

.plan-card h3 {
  margin-bottom: 4px;
}

.plan-card .price {
  font-size: 2rem;
  font-weight: 700;
  margin: 8px 0;
}

.plan-card .price span {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.plan-card p.description {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  flex-grow: 1;
}

.region-select {
  max-width: 280px;
  margin: 0 auto 24px;
}

/* --- Dashboard / Feed --- */
.dashboard-layout {
  padding: 24px 0 60px;
}

.filters-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
  align-items: center;
}

.filters-bar select,
.filters-bar input[type="search"] {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.filters-bar input[type="search"] {
  flex: 1;
  min-width: 180px;
}

.toggle-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.toggle-chip.active {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

.section-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 28px 0 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-caption {
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.reg-list {
  display: grid;
  gap: 14px;
}

.reg-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.reg-card .badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.badge.muted {
  background: #f1f5f9;
  color: var(--color-text-muted);
}

.reg-card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.reg-card .meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.reg-card .summary {
  font-size: 0.9rem;
  color: var(--color-text);
}

.reg-card .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.star-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--color-border);
  padding: 4px;
}

.star-btn.starred {
  color: #eab308;
}

.row-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* --- GRIP AI (per-regulation summary) --- */
.ai-summary-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--color-primary-light);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease;
}

.ai-summary-btn:hover {
  border-color: var(--color-primary);
}

.ai-summary-btn[aria-expanded="true"] {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.ai-summary-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.ai-spark {
  font-size: 0.85em;
}

.ai-summary-panel {
  border: 1px solid var(--color-primary-light);
  background: var(--color-primary-light);
  border-radius: var(--radius);
  padding: 12px 14px;
}

.ai-summary-heading {
  margin: 0 0 8px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.ai-summary-points {
  margin: 0;
  padding-left: 1.1em;
  font-size: 0.88rem;
  color: var(--color-text);
}

.ai-summary-points li + li {
  margin-top: 6px;
}

.ai-summary-status {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

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

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
}

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--color-text-muted);
}

/* --- Account --- */
.account-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  padding: 32px 0 60px;
}

.kv-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.kv-row:last-child {
  border-bottom: none;
}

.kv-row .k {
  color: var(--color-text-muted);
}

.site-footer {
  text-align: center;
  padding: 32px 20px;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 560px) {
  .hero {
    padding: 48px 0 36px;
  }

  .auth-shell {
    margin: 32px auto;
  }
}