/* ===========================
   NoteUp.ca — Design System
   =========================== */

/* --- Design Tokens --- */
:root {
  /* Colors — indigo primary, slate neutrals */
  --color-primary: #4f46e5;
  --color-primary-hover: #4338ca;
  --color-primary-light: #eef2ff;
  --color-success: #16a34a;
  --color-success-light: #f0fdf4;
  --color-warning: #d97706;
  --color-warning-light: #fffbeb;
  --color-danger: #dc2626;
  --color-danger-light: #fef2f2;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-bg: #f8fafc;
  --color-bg-white: #fff;
  --color-border: #e2e8f0;
  --color-border-strong: #cbd5e1;

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;

  /* Border radius */
  --radius-sm: 0.25rem;
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);

  /* Transitions */
  --transition: 150ms ease;

  /* Sidebar */
  --sidebar-width: 240px;
  --sidebar-bg: #1e293b;
  --sidebar-text: #cbd5e1;
  --sidebar-hover-bg: #334155;
  --sidebar-active-bg: rgba(79, 70, 229, 0.15);
  --sidebar-active-text: #a5b4fc;
  --topbar-height: 52px;
}

/* --- Dark Mode --- */
[data-theme="dark"] {
  --color-bg: #0f1117;
  --color-bg-white: #1a1d26;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-text-light: #64748b;
  --color-border: #2d3347;
  --color-border-strong: #3d4460;
  --color-primary-light: rgba(79, 70, 229, 0.15);
  --color-success-light: rgba(22, 163, 74, 0.12);
  --color-warning-light: rgba(217, 119, 6, 0.12);
  --color-danger-light: rgba(220, 38, 38, 0.12);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.35), 0 2px 4px rgba(0,0,0,0.3);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.4), 0 4px 6px rgba(0,0,0,0.3);
  --sidebar-bg: #111827;
}
[data-theme="dark"] .alert-info { color: #a5b4fc; border-color: rgba(79,70,229,0.3); }
[data-theme="dark"] .alert-success { color: #6ee7b7; border-color: rgba(22,163,74,0.3); }
[data-theme="dark"] .alert-warning { color: #fbbf24; border-color: rgba(217,119,6,0.3); }
[data-theme="dark"] .alert-danger { color: #fca5a5; border-color: rgba(220,38,38,0.3); }
[data-theme="dark"] .badge-open { color: #fbbf24; }
[data-theme="dark"] .badge-priority-medium { background: rgba(59,130,246,0.15); color: #60a5fa; }
[data-theme="dark"] .badge-warning { color: #fbbf24; }
[data-theme="dark"] .topbar-count:hover { background: rgba(255,255,255,0.08); }
[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-textarea:focus { box-shadow: 0 0 0 3px rgba(79,70,229,0.25); }
[data-theme="dark"] .cal-header { background: #334155; }

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
fieldset {
  border: none;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: var(--text-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Skip Navigation --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sr-only-focusable:focus {
  position: fixed;
  top: var(--space-2);
  left: var(--space-2);
  z-index: 9999;
  width: auto;
  height: auto;
  padding: var(--space-3) var(--space-4);
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: var(--shadow-lg);
}

/* --- Layout --- */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: var(--space-6);
}

/* --- Typography --- */
h1, h2, h3, h4 {
  line-height: 1.3;
  font-weight: 700;
  color: var(--color-text);
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); margin-bottom: var(--space-4); }
h3 { font-size: var(--text-lg); margin-bottom: var(--space-3); }
h4 { font-size: var(--text-base); margin-bottom: var(--space-2); }

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

a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

p { margin-bottom: var(--space-3); }
p:last-child { margin-bottom: 0; }

/* --- Focus Styles (Accessibility) --- */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* --- Header --- */
.site-header {
  background: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) 0;
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.site-brand a {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.5px;
  font-family: var(--font-mono);
}
.brand-accent {
  color: var(--color-primary);
}

.site-brand a:hover {
  color: var(--color-text);
  text-decoration: none;
}

.tagline {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.header-right {
  text-align: right;
  font-size: var(--text-sm);
}

.header-user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}
.header-user > .theme-toggle-btn { display: none; }

.username-link {
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
}

.username-link:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.user-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.unverified-badge {
  color: var(--color-danger);
  font-size: var(--text-xs);
  font-weight: 600;
}

/* --- Navigation --- */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

.nav-link {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  border-radius: var(--radius);
  transition: all var(--transition);
  font-weight: 500;
}

.nav-link:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

.nav-link[aria-current="page"] {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.nav-sep {
  color: var(--color-border-strong);
  user-select: none;
}

/* --- Mobile Menu --- */
.mobile-toggle {
  display: none;
  background: var(--color-bg-white);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  cursor: pointer;
  border-radius: var(--radius);
  font-weight: 500;
  transition: all var(--transition);
}

.mobile-toggle:hover {
  background: var(--color-bg);
  border-color: var(--color-border-strong);
}

.nav-mobile-only { display: none; }

@media (max-width: 640px) {
  .mobile-toggle {
    display: inline-flex;
    align-items: center;
  }
  .header-user > .theme-toggle-btn { display: inline-flex; }
  .mobile-primary { display: inline; }
  .nav-links:not(.nav-expanded) {
    display: none;
  }
  .nav-links.nav-expanded {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border);
    width: 100%;
  }
  .nav-links .nav-sep { display: none; }
  .nav-links .nav-link {
    display: block;
    width: 100%;
    padding: var(--space-2) var(--space-3);
  }
  .nav-desktop { display: none !important; }
  .nav-mobile-only.nav-expanded { display: flex; flex-direction: column; align-items: flex-start; width: 100%; }
  .usage-desktop { display: none; }
  .header-inner { flex-wrap: wrap; }
}

/* --- Tier Badges --- */
.tier-badge {
  display: inline-block;
  font-size: var(--text-xs);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition);
}

.tier-free {
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.tier-pro {
  background: var(--color-warning-light);
  color: var(--color-warning);
  border: 1px solid var(--color-warning);
}

.tier-admin {
  background: #1e1b4b;
  color: #fff;
}

/* --- Cards --- */
.card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-6);
}

.card-header {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border);
}

.card-compact {
  padding: var(--space-4);
}

.card-success {
  border-color: var(--color-success);
  background: var(--color-success-light);
}

.card-warning {
  border-color: var(--color-warning);
  background: var(--color-warning-light);
}

.card-danger {
  border-color: var(--color-danger);
  background: var(--color-danger-light);
}

/* --- Alerts / Flash Messages --- */
.alert {
  padding: var(--space-4);
  border-radius: var(--radius);
  margin-bottom: var(--space-4);
  font-size: var(--text-sm);
  border: 1px solid transparent;
}

.alert p { margin: 0; }
.alert p + p { margin-top: var(--space-2); }

.alert-info {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: #c7d2fe;
}

.alert-success {
  background: var(--color-success-light);
  color: var(--color-success);
  border-color: #bbf7d0;
}

.alert-warning {
  background: var(--color-warning-light);
  color: #92400e;
  border-color: #fde68a;
}

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  line-height: 1.5;
  gap: var(--space-2);
}

.btn:hover { text-decoration: none; }

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

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

.btn-outline {
  background: var(--color-bg-white);
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn-outline:hover {
  background: var(--color-bg);
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.btn-link {
  background: none;
  border: none;
  color: var(--color-primary);
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: none;
}
.btn-link:hover {
  text-decoration: underline;
}

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

.btn-success:hover {
  background: #15803d;
  border-color: #15803d;
  color: #fff;
}

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

.btn-danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  color: #fff;
}

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

.btn-warning:hover {
  background: #b45309;
  border-color: #b45309;
  color: #fff;
}

.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
}

.btn-xs {
  padding: 2px var(--space-2);
  font-size: 0.6875rem;
}

.btn-icon {
  padding: var(--space-1);
  width: 1.75rem;
  height: 1.75rem;
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  margin-bottom: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  max-width: 400px;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  background: var(--color-bg-white);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-textarea {
  max-width: 100%;
  resize: vertical;
}

.form-select {
  cursor: pointer;
}

.form-input-wide { max-width: 100%; }

.form-input-sm { max-width: 200px; }
.form-input-xs { max-width: 120px; }
.form-input-2xs { max-width: 80px; }

.form-row {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.form-row > * {
  flex: 1;
  min-width: 150px;
}

.form-inline {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: flex-end;
}

/* --- Tables --- */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th {
  text-align: left;
  padding: var(--space-3) var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--color-border);
}

.table td {
  padding: var(--space-3) var(--space-2);
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.table tbody tr:hover {
  background: var(--color-bg);
}

.table .text-right { text-align: right; }
.table .text-center { text-align: center; }

.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.row-link { cursor: pointer; }

/* --- Stat Cards --- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.stat-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

a.stat-card-link {
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
a.stat-card-link:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.stat-value-success { color: var(--color-success); }
.stat-value-warning { color: var(--color-warning); }
.stat-value-danger { color: var(--color-danger); }

.stat-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-top: var(--space-1);
}

.stat-sub {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-top: var(--space-1);
}

/* Priority bar chart */
.priority-bars {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.priority-bar-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.priority-bar-row .badge {
  min-width: 70px;
  text-align: center;
}
.priority-bar-track {
  flex: 1;
  height: 8px;
  background: var(--color-border);
  border-radius: 4px;
  overflow: hidden;
}
.priority-bar-fill {
  height: 100%;
  border-radius: 4px;
  min-width: 4px;
}
.priority-bar-critical { background: var(--color-danger); }
.priority-bar-high { background: #f59e0b; }
.priority-bar-medium { background: var(--color-primary); }
.priority-bar-low { background: #6b7280; }

/* --- Chart Grid --- */
.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-6);
}
.admin-form-row {
  display: flex;
  gap: var(--space-3);
  align-items: flex-end;
  flex-wrap: wrap;
}
.admin-form-row .form-group { min-width: 120px; }
.admin-form-row .form-input,
.admin-form-row .form-select { width: 100%; }
.admin-filter-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.date-nav-row {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}
.date-nav-row .form-input { width: auto; max-width: 160px; }

/* Admin user detail page */
.admin-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}
@media (max-width: 768px) {
  .admin-detail-grid { grid-template-columns: 1fr; }
}
.info-grid {
  display: grid;
  gap: var(--space-3);
}
.info-item {
  display: flex;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
}
.info-item:last-child { border-bottom: none; }
.info-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}
.info-value {
  font-size: var(--text-sm);
  text-align: right;
}
.stat-grid-compact {
  grid-template-columns: repeat(2, 1fr);
}
.btn-full { width: 100%; }
.flex-col { flex-direction: column; }

/* --- Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-open {
  background: var(--color-warning-light);
  color: #92400e;
}

.badge-closed {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge-draft {
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.badge-sent {
  background: var(--color-warning-light);
  color: #92400e;
}

.badge-paid {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}
.badge-ai {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.625rem;
}

/* Priority badges */
.badge-priority-low {
  background: var(--color-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.badge-priority-medium {
  background: #dbeafe;
  color: #1d4ed8;
}

.badge-priority-high {
  background: var(--color-warning-light);
  color: #92400e;
}

.badge-priority-critical {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.badge-success {
  background: var(--color-success-light);
  color: var(--color-success);
}
.badge-danger {
  background: var(--color-danger-light);
  color: var(--color-danger);
}
.badge-warning {
  background: var(--color-warning-light);
  color: #92400e;
}

.badge-xs {
  font-size: 0.625rem;
  padding: 1px var(--space-1);
}

.hidden {
  display: none !important;
}

/* --- Page Header --- */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.page-header h2 {
  margin-bottom: 0;
}

.page-actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
}

/* --- Empty State --- */
.empty-state {
  text-align: center;
  padding: var(--space-10) var(--space-4);
  color: var(--color-text-muted);
}

.empty-state p {
  font-size: var(--text-sm);
}

/* --- Note / Journal Items --- */
.note-item {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  border-radius: var(--radius);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
}

.note-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}
.note-meta {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.note-actions {
  display: flex;
  gap: var(--space-1);
  opacity: 0;
  transition: opacity 0.15s;
}
.note-item:hover .note-actions { opacity: 1; }
.note-content {
  white-space: pre-wrap;
  font-size: var(--text-sm);
}
.note-edit-form { margin-top: var(--space-2); }

/* --- List Items --- */
.list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-3);
  flex-wrap: wrap;
}

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

.list-item-content {
  flex: 1;
  min-width: 0;
}

.list-item-actions {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* --- Overdue --- */
.overdue {
  color: var(--color-danger);
  font-weight: 600;
}

.task-done {
  text-decoration: line-through;
  color: var(--color-text-light);
}

/* --- Tabs --- */
.tab-nav {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: var(--space-6);
  gap: var(--space-1);
  overflow-x: auto;
}

.tab-nav a {
  padding: var(--space-3) var(--space-5);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
  white-space: nowrap;
}

.tab-nav a:hover {
  color: var(--color-text);
  text-decoration: none;
}

.tab-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* --- Filter Bar --- */
.filter-bar {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--space-6);
}

.filter-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}

.filter-link {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.filter-link:hover {
  background: var(--color-bg);
  color: var(--color-text);
  text-decoration: none;
}

.filter-link.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.site-footer a {
  color: var(--color-text-muted);
}

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

.footer-inner {
  text-align: center;
}
.footer-logo {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: var(--text-lg);
  color: var(--color-text);
}
.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  margin-bottom: var(--space-4);
}
.footer-links {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}
.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

/* --- Separator (minimal use) --- */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-6) 0;
}

/* --- Account Info Rows --- */
.info-row {
  display: flex;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
}

.info-label {
  width: 150px;
  font-weight: 600;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.info-value {
  flex: 1;
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin: var(--space-6) 0;
  max-width: 960px;
}

@media (max-width: 500px) {
  .pricing-grid { grid-template-columns: 1fr; }
}

.pricing-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
  display: flex;
  flex-direction: column;
}
.pricing-card .btn,
.pricing-card form {
  margin-top: auto;
}

.pricing-card.featured {
  border-color: var(--color-primary);
  border-width: 2px;
  box-shadow: var(--shadow-md);
}

.pricing-card.featured::before {
  content: "MOST POPULAR";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: #fff;
  padding: 2px var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}

.pricing-tier {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.pricing-price {
  font-size: var(--text-3xl);
  font-weight: 800;
  margin: var(--space-3) 0;
}

.pricing-price span {
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-muted);
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0;
  text-align: left;
  font-size: var(--text-sm);
}

.pricing-features li {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.pricing-features li:last-child { border-bottom: none; }

.pricing-features li::before {
  content: "\2713";
  font-weight: 700;
  color: var(--color-success);
}

.pricing-btn {
  display: inline-block;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: var(--text-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  font-family: var(--font-sans);
}

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

.pricing-btn:hover {
  background: var(--color-primary-hover);
  color: #fff;
  text-decoration: none;
}

.current-plan {
  background: var(--color-bg);
  color: var(--color-text-muted);
  cursor: default;
}

.current-plan:hover {
  background: var(--color-bg);
  color: var(--color-text-muted);
}

/* --- Calendar --- */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-white);
  box-shadow: var(--shadow-sm);
}

.cal-header {
  background: var(--color-text);
  color: #fff;
  padding: var(--space-2) var(--space-1);
  text-align: center;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cal-day {
  min-height: 80px;
  border: 1px solid var(--color-border);
  padding: var(--space-1);
  font-size: var(--text-xs);
  vertical-align: top;
}

.cal-day.empty {
  background: var(--color-bg);
}

.cal-day.today {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

.cal-day-num {
  font-weight: 700;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
  color: var(--color-text);
}

.cal-event {
  padding: 2px var(--space-1);
  margin-bottom: 2px;
  font-size: 0.625rem;
  border-left: 3px solid var(--color-text-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.cal-event a { color: inherit; text-decoration: none; }
.cal-event a:hover { text-decoration: underline; }

.cal-event.overdue { border-left-color: var(--color-danger); color: var(--color-danger); }
.cal-event.due-today { border-left-color: var(--color-warning); }
.cal-event.done { border-left-color: var(--color-success); color: var(--color-text-light); text-decoration: line-through; }

.cal-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

/* --- Admin Nav --- */
.admin-nav {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}

.admin-nav a {
  padding: var(--space-2) var(--space-5);
  border: 1px solid var(--color-border);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius);
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.admin-nav a.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.admin-nav a:hover:not(.active) {
  background: var(--color-bg);
  color: var(--color-text);
  text-decoration: none;
}

/* --- Profession Tags (landing page) --- */
.profession-tag {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* --- Landing Page --- */
.landing-hero {
  text-align: center;
  max-width: 640px;
  margin: var(--space-8) auto var(--space-6);
}
.landing-hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--color-text);
}
.landing-hero-sub {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: var(--space-3);
}
.landing-hero-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: var(--space-3);
}
.landing-hero-cta {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-6);
}
.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
}
.landing-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  margin: var(--space-8) 0;
}
.landing-feature {
  text-align: center;
  padding: var(--space-5) var(--space-3);
}
.landing-feature-icon {
  width: 40px;
  height: 40px;
  line-height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: var(--text-base);
  margin: 0 auto var(--space-3);
}
.landing-feature h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.landing-feature p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}
.landing-tags {
  text-align: center;
  margin: var(--space-6) 0 var(--space-8);
}
.landing-tags-label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-light);
  font-weight: 600;
  margin-bottom: var(--space-3);
}
.landing-tags-list {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  flex-wrap: wrap;
}
.landing-bottom-cta {
  text-align: center;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  max-width: 520px;
  margin: 0 auto var(--space-8);
  box-shadow: var(--shadow);
}
.landing-bottom-cta h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.landing-bottom-cta p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}
.landing-bottom-login {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-top: var(--space-4);
  margin-bottom: 0;
}
@media (max-width: 640px) {
  .landing-hero-title { font-size: 1.75rem; }
  .landing-features { grid-template-columns: 1fr 1fr; }
  .landing-hero-cta { flex-direction: column; align-items: center; }
}

/* --- Sidebar Layout (authenticated) --- */
.topbar {
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: 0;
  height: var(--topbar-height);
  background: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-6);
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.topbar-brand a {
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.5px;
  font-family: var(--font-mono);
}

.topbar-brand a:hover {
  color: var(--color-text);
  text-decoration: none;
}

.topbar-brand .tagline {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: 0;
}

.topbar-search {
  flex: 1;
  max-width: 360px;
  margin: 0 var(--space-4);
}
.topbar-search-input {
  width: 100%;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-bg);
  color: var(--color-text);
  outline: none;
  transition: border-color 150ms, box-shadow 150ms;
}
.topbar-search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}
.topbar-search-input::placeholder {
  color: var(--color-text-light);
}

/* Topbar counts */
.topbar-counts {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}
.topbar-count {
  display: flex;
  align-items: center;
  gap: 4px;
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  padding: 2px 8px;
  border-radius: 6px;
  transition: background 150ms;
}
.topbar-count:hover {
  background: rgba(0,0,0,0.05);
  color: var(--color-text);
}
.topbar-count-num {
  font-weight: 700;
  color: var(--color-text);
}
.topbar-count-label {
  font-weight: 400;
}
@media (max-width: 640px) {
  .topbar-counts { display: none; }
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
}

.topbar-right a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
}

.topbar-right a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  z-index: 200;
  padding: var(--space-6) 0 var(--space-4);
}

.sidebar-team-name {
  padding: var(--space-4) var(--space-5) var(--space-3);
  font-weight: 700;
  font-size: var(--text-sm);
  color: #fff;
  border-bottom: 1px solid var(--sidebar-hover-bg);
  margin-bottom: var(--space-1);
}

.sidebar-section-label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
  font-weight: 600;
  padding: var(--space-4) var(--space-5) var(--space-1);
}

.sidebar-section-label:first-child {
  padding-top: var(--space-2);
}

.sidebar-link {
  display: block;
  padding: var(--space-2) var(--space-5);
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-right: var(--space-3);
  transition: all var(--transition);
}

.sidebar-link:hover {
  background: var(--sidebar-hover-bg);
  color: #f1f5f9;
  text-decoration: none;
}

.sidebar-link.active {
  background: var(--sidebar-active-bg);
  color: var(--sidebar-active-text);
  font-weight: 600;
}

/* Sidebar count badges */
.sidebar-count {
  float: right;
  background: rgba(255,255,255,0.15);
  color: var(--sidebar-text);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}
.sidebar-link.active .sidebar-count {
  background: rgba(255,255,255,0.25);
}

.sidebar-divider {
  border: none;
  border-top: 1px solid #334155;
  margin: var(--space-3) var(--space-5);
}

.layout-content {
  margin-left: var(--sidebar-width);
  padding-top: var(--topbar-height);
  min-height: 100vh;
}

#sidebar-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-base);
  cursor: pointer;
  border-radius: var(--radius);
  line-height: 1;
}

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 150;
}

@media (max-width: 768px) {
  .topbar-search { display: none; }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 200ms ease;
  }

  body.sidebar-open .sidebar {
    transform: translateX(0);
  }

  body.sidebar-open .sidebar-overlay {
    display: block;
  }

  .topbar {
    left: 0;
  }

  .layout-content {
    margin-left: 0;
  }

  #sidebar-toggle {
    display: inline-flex;
    align-items: center;
  }
}

/* --- Print Styles --- */
@media print {
  .site-header, .site-footer, .no-print,
  .sidebar, .topbar, .sidebar-overlay {
    display: none !important;
  }
  .container {
    max-width: 100%;
    padding: 0;
  }
  .layout-content {
    margin-left: 0 !important;
    padding-top: 0 !important;
  }
  body {
    font-size: 12px;
    background: #fff;
  }
  .card { box-shadow: none; border: 1px solid #ddd; }
}

/* --- FAQ --- */
.faq-item {
  margin-bottom: var(--space-4);
}

.faq-question {
  font-weight: 600;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
}

.faq-answer {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Legal Pages --- */
.legal-content h3 {
  margin-top: var(--space-8);
}

.legal-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* --- Chart Cards --- */
.chart-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.chart-card h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
}

/* --- 2FA Code Input --- */
.code-input {
  font-size: var(--text-xl);
  letter-spacing: 0.3em;
  text-align: center;
  max-width: 250px;
}

/* --- Backup Codes --- */
.backup-code {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  letter-spacing: 0.1em;
}

.backup-code:last-child { border-bottom: none; }

/* --- Utility Classes --- */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-muted { color: var(--color-text-muted); }
.text-light { color: var(--color-text-light); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-danger { color: var(--color-danger); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-mono { font-family: var(--font-mono); }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.ml-2 { margin-left: var(--space-2); }
.mr-2 { margin-right: var(--space-2); }
.p-4 { padding: var(--space-4); }
.p-6 { padding: var(--space-6); }
.whitespace-pre-wrap { white-space: pre-wrap; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.block { display: block; }
.w-full { width: 100%; }
.max-w-sm { max-width: 400px; margin-left: auto; margin-right: auto; }
.max-w-md { max-width: 500px; margin-left: auto; margin-right: auto; }
.max-w-lg { max-width: 600px; }
.min-w-0 { min-width: 0; }
.float-right { float: right; }
.line-through { text-decoration: line-through; }
.no-underline { text-decoration: none; }

/* --- Audit Badges --- */
.badge-create {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge-update {
  background: #dbeafe;
  color: #1d4ed8;
}

.badge-delete {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

/* --- Status Indicators --- */
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  vertical-align: middle;
}
.status-online { background: var(--color-success); }
.status-offline { background: var(--color-text-light); }

/* --- Activity Feed --- */
.activity-item {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-1) 0;
  border-bottom: 1px solid var(--color-border);
  align-items: center;
  font-size: var(--text-sm);
  line-height: 1.4;
}
.activity-item:last-child { border-bottom: none; }
.activity-day-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  padding: var(--space-2) 0 var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.activity-day-label:first-child { padding-top: 0; }
.activity-meta {
  flex-shrink: 0;
  display: flex;
  gap: var(--space-2);
  align-items: center;
}
.activity-body {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  align-items: center;
  flex: 1;
  min-width: 0;
}

/* --- Pagination --- */
.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
  justify-content: center;
}

.pagination-info {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* --- Filter Bar --- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* --- Section Grouping (Tasks, Cases, Clients) --- */
.task-section,
.case-section,
.client-section {
  margin-bottom: var(--space-6);
}

.task-section-header,
.case-section-header,
.client-section-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.task-section-header.overdue { color: var(--color-danger); border-bottom-color: var(--color-danger); }
.task-section-header.today { color: var(--color-primary); border-bottom-color: var(--color-primary); }
.task-section-header.this-week { color: var(--color-warning); border-bottom-color: var(--color-warning); }
.task-section-header.later { color: var(--color-text-muted); }
.task-section-header.no-date { color: var(--color-text-light); }

.badge-count {
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: 500;
  padding: 0.1rem 0.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.task-check {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: var(--space-3);
}
.task-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.client-section-header.client-active::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  margin-right: var(--space-1);
}

/* --- Auth Pages (Login, Register, Contact, Forgot Password) --- */
.auth-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  margin: 0 auto;
}
.auth-page:has(.auth-card-wide) {
  max-width: 540px;
}
.auth-card {
  width: 100%;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
}
.auth-header {
  text-align: center;
  margin-bottom: var(--space-6);
}
.auth-header h2 {
  margin-bottom: var(--space-2);
  font-size: var(--text-2xl);
}
.auth-header p { margin: 0; }
.auth-footer {
  text-align: center;
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}
.auth-footer p { margin: 0; font-size: var(--text-sm); }
.btn-full { width: 100%; }

.auth-benefits {
  width: 100%;
  background: var(--color-primary-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.auth-benefits h3 {
  font-size: var(--text-base);
  margin-bottom: var(--space-4);
}
.auth-benefit-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.auth-benefit {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}
.auth-benefit strong { display: block; font-size: var(--text-sm); }
.auth-benefit-icon {
  font-size: var(--text-lg);
  line-height: 1;
  flex-shrink: 0;
  width: 1.5rem;
  text-align: center;
}

/* --- About Page --- */
.about-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.about-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}
.about-step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: var(--text-sm);
  flex-shrink: 0;
}
.about-step strong { display: block; margin-bottom: var(--space-1); }

.about-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.about-feature {
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.about-feature strong { display: block; margin-bottom: var(--space-1); }

.about-pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.about-pricing-tier {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-align: center;
}
.about-pricing-tier strong { display: block; font-size: var(--text-lg); margin-bottom: var(--space-1); }

@media (max-width: 640px) {
  .about-features { grid-template-columns: 1fr; }
  .about-pricing { grid-template-columns: 1fr; }
}

/* --- Responsive --- */
@media (min-width: 640px) {
  .sm-flex { display: flex; }
  .sm-grid-2 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .lg-grid-3 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
  .container { padding: var(--space-4); }
  h1 { font-size: var(--text-xl); }
  h2 { font-size: var(--text-lg); }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .form-row { flex-direction: column; }
  .form-input, .form-select { max-width: 100%; }
  .page-header { flex-direction: column; align-items: flex-start; }
}

/* --- Theme Toggle --- */
.theme-toggle-btn {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: var(--text-base);
  line-height: 1;
  transition: border-color var(--transition), color var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
}
.theme-toggle-btn:hover {
  border-color: var(--color-border-strong);
  color: var(--color-text);
}
.theme-icon-dark { display: none; }
[data-theme="dark"] .theme-icon-light { display: none; }
[data-theme="dark"] .theme-icon-dark { display: inline; }

/* --- Landing Page (lp- prefix) --- */
.lp-hero {
  text-align: center;
  max-width: 660px;
  margin: var(--space-8) auto var(--space-10);
}
.lp-hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.5px;
  color: var(--color-text);
}
.lp-hero-accent {
  background: linear-gradient(135deg, var(--color-primary), #818cf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: italic;
  padding-right: 0.15em;
  margin-right: -0.05em;
  display: inline-block;
}
.lp-hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  line-height: 1.6;
}
.lp-hero-btns {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  margin-top: var(--space-6);
}

.lp-features {
  max-width: 720px;
  margin: 0 auto var(--space-10);
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
}
.lp-feature {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.lp-feature-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  font-weight: 700;
}
.lp-feature h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: 0;
}
.lp-mockup {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

/* Mockup: stat row */
.lp-stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.lp-stat {
  text-align: center;
  padding: var(--space-3);
  background: var(--color-bg);
  border-radius: var(--radius);
}
.lp-stat-val {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
}
.lp-stat-lbl {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* Mockup: case rows */
.lp-case-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
}
.lp-case-row:last-child { border-bottom: none; }
.lp-case-title {
  flex: 1;
  font-weight: 500;
  color: var(--color-text);
}
.lp-case-meta {
  font-size: var(--text-xs);
  color: var(--color-text-light);
}

/* Mockup: search results */
.lp-search-bar {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.lp-search-input {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  font-size: var(--text-sm);
  background: var(--color-bg-white);
  color: var(--color-text);
}
.lp-search-result {
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: var(--space-2);
}
.lp-search-result:last-child { margin-bottom: 0; }
.lp-result-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-1);
}
.lp-result-title {
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--color-text);
}
.lp-result-score {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-success);
  background: var(--color-success-light);
  padding: 1px var(--space-2);
  border-radius: var(--radius-full);
}
.lp-result-snippet {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Mockup: case detail */
.lp-detail-header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  flex-wrap: wrap;
}
.lp-detail-title {
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text);
}
.lp-detail-client {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.lp-note {
  border-left: 3px solid var(--color-primary);
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: var(--color-bg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.lp-note:last-child { margin-bottom: 0; }
.lp-note-time {
  font-weight: 600;
  color: var(--color-text-light);
  display: block;
  margin-bottom: 2px;
}
.lp-resolution {
  border-left: 3px solid var(--color-success);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-success);
  background: var(--color-success-light);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: var(--space-3);
  font-weight: 600;
}

/* Mockup: team */
.lp-team-members {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.lp-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: 700;
}
.lp-team-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  font-size: var(--text-xs);
  text-align: center;
}
.lp-team-stat-val {
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
}
.lp-team-stat-lbl {
  color: var(--color-text-muted);
}

/* Landing pricing */
.lp-pricing {
  margin-bottom: var(--space-10);
  scroll-margin-top: var(--space-8);
}

/* Bottom CTA */
.lp-cta {
  text-align: center;
  max-width: 520px;
  margin: 0 auto var(--space-8);
}
.lp-cta h2 {
  font-size: var(--text-lg);
  font-weight: 700;
}
.lp-cta p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.lp-cta-login {
  font-size: var(--text-xs);
  color: var(--color-text-light);
  margin-top: var(--space-4);
}

/* Landing footer */
.lp-foot {
  text-align: center;
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
  margin-bottom: var(--space-6);
}
.lp-foot-quote {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: var(--space-4);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.lp-foot-links {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  font-size: var(--text-sm);
}
.lp-foot-links a {
  color: var(--color-text-muted);
}
.lp-foot-links a:hover {
  color: var(--color-primary);
}

@media (max-width: 640px) {
  .lp-hero-title { font-size: 1.75rem; }
  .lp-hero-btns { flex-direction: column; align-items: center; }
  .lp-stat-row { grid-template-columns: repeat(2, 1fr); }
  .lp-team-stats { grid-template-columns: 1fr; }
}