/* ==========================================================================
   Notifi — Main Stylesheet
   ========================================================================== */

:root {
  --blue: #1a56db;
  --blue-dark: #1648c0;
  --blue-light: #e6f1fb;
  --navy: #1e293b;
  --navy-light: #27364a;
  --gold: #f59e0b;
  --gold-light: #fef3c7;
  --gold-dark: #d97706;
  --white: #ffffff;
  --bg: #f8faff;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --text: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --success: #059669;
  --success-bg: #ecfdf5;
  --error: #dc2626;
  --error-bg: #fef2f2;
  --warning: #d97706;
  --warning-bg: #fef3c7;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --sidebar-width: 220px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { margin: 0; font-weight: 600; color: var(--text); }

/* ==========================================================================
   Layout
   ========================================================================== */

.app-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--navy);
  color: var(--white);
  display: flex;
  flex-direction: column;
  padding: 1.25rem 0.75rem;
  position: sticky;
  top: 0;
  height: 100vh;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  padding: 0.5rem 0.5rem 1.5rem;
}

.sidebar-logo .bell { font-size: 20px; }

.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #94a3b8;
  padding: 1rem 0.75rem 0.4rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 40px;
  padding: 0 0.75rem;
  border-radius: var(--radius);
  color: #cbd5e1;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}

.nav-item:hover {
  background: var(--navy-light);
  color: var(--white);
  text-decoration: none;
}

.nav-item.active {
  background: var(--gold);
  color: var(--navy);
  font-weight: 600;
}

.nav-item .icon {
  width: 18px;
  text-align: center;
  font-size: 15px;
}

.sidebar-user {
  margin-top: auto;
  padding: 0.85rem 0.75rem;
  border-top: 1px solid var(--navy-light);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-user .user-name {
  color: var(--white);
  font-weight: 600;
  font-size: 13px;
}

.sidebar-user .user-role {
  color: #94a3b8;
  font-size: 12px;
}

.sidebar-user .logout-link {
  margin-top: 8px;
  font-size: 12px;
  color: #fca5a5;
}

.main-content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.topbar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}

.topbar-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--text);
}

.page-body {
  padding: 2rem;
  flex: 1;
}

/* ==========================================================================
   Grid helpers
   ========================================================================== */

.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.flex { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-gap { display: flex; align-items: center; gap: 0.75rem; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 1.5rem; }

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.card-header {
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Stat cards */

.stat-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
}

.stat-card.gold-accent { border-top: 3px solid var(--gold); }
.stat-card.blue-accent { border-top: 3px solid var(--blue); }
.stat-card.green-accent { border-top: 3px solid var(--success); }

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.stat-value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
  margin: 0.5rem 0;
}

.stat-sub {
  font-size: 12.5px;
  color: var(--text-muted);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 18px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: opacity 0.15s, background 0.15s, transform 0.05s;
  text-decoration: none;
}

.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-dark); color: var(--white); text-decoration: none; }

.btn-gold { background: var(--gold); color: var(--navy); font-weight: 600; }
.btn-gold:hover { background: var(--gold-dark); color: var(--navy); text-decoration: none; }

.btn-outline { border: 1px solid var(--border-strong); background: var(--white); color: var(--text); }
.btn-outline:hover { background: var(--bg); text-decoration: none; }

.btn-danger { background: var(--error); color: var(--white); }
.btn-danger:hover { background: #b91c1c; color: var(--white); text-decoration: none; }

.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg); text-decoration: none; }

.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-lg { height: 48px; padding: 0 24px; font-size: 15px; }
.btn-block { width: 100%; }

/* ==========================================================================
   Forms
   ========================================================================== */

.form-group { margin-bottom: 1.1rem; }

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
select,
textarea {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: var(--white);
  transition: border-color 0.15s, box-shadow 0.15s;
}

textarea { height: auto; padding: 10px 12px; resize: vertical; }

.form-input:focus,
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.15);
}

.form-hint { font-size: 12.5px; color: var(--text-muted); margin-top: 4px; }
.form-error { font-size: 12.5px; color: var(--error); margin-top: 4px; }

.form-row { display: flex; gap: 1rem; }
.form-row > * { flex: 1; }

/* ==========================================================================
   Tables
   ========================================================================== */

.table-wrap { overflow-x: auto; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th {
  background: var(--bg);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}

.data-table tr:hover td { background: var(--bg); }
.data-table tr:last-child td { border-bottom: none; }

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-muted);
}

.empty-state .icon { font-size: 40px; margin-bottom: 0.75rem; }

/* ==========================================================================
   Badges
   ========================================================================== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-error { background: var(--error-bg); color: var(--error); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-blue { background: var(--blue-light); color: var(--blue); }
.badge-gold { background: var(--gold-light); color: var(--gold-dark); }
.badge-gray { background: #f1f5f9; color: var(--text-secondary); }

/* ==========================================================================
   Character counter
   ========================================================================== */

.char-counter { font-size: 13px; text-align: right; margin-top: 4px; }
.char-counter.ok { color: var(--text-muted); }
.char-counter.warning { color: var(--warning); font-weight: 500; }
.char-counter.over { color: var(--error); font-weight: 600; }

/* ==========================================================================
   Alerts
   ========================================================================== */

.alert {
  padding: 12px 16px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
  font-size: 14px;
}

.alert-warning { background: var(--warning-bg); border: 1px solid #fcd34d; color: #92400e; }
.alert-error { background: var(--error-bg); border: 1px solid #fca5a5; color: #7f1d1d; }
.alert-success { background: var(--success-bg); border: 1px solid #6ee7b7; color: #064e3b; }
.alert-info { background: var(--blue-light); border: 1px solid #93c5fd; color: #1e3a8a; }

/* ==========================================================================
   Toasts
   ========================================================================== */

.toast-container {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.toast {
  min-width: 260px;
  max-width: 340px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 12px 16px;
  font-size: 13.5px;
  border-left: 4px solid var(--blue);
  animation: toast-in 0.2s ease-out;
}

.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--error); }

@keyframes toast-in {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ==========================================================================
   Modal
   ========================================================================== */

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  z-index: 900;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active { display: flex; }

.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  width: 420px;
  max-width: 92vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-md);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--text-muted);
}

/* ==========================================================================
   Tabs / pills
   ========================================================================== */

.tabs { display: flex; gap: 6px; flex-wrap: wrap; }

.tab-pill {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  background: var(--white);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  cursor: pointer;
}

.tab-pill.active {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
}

.template-pill {
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12.5px;
  background: var(--gold-light);
  border: 1px solid #fcd34d;
  color: var(--gold-dark);
  cursor: pointer;
  font-weight: 500;
}

/* ==========================================================================
   Progress steps (Send SMS)
   ========================================================================== */

.steps {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
}

.step {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 13.5px;
  font-weight: 600;
}

.step .step-circle {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--border);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12.5px;
}

.step.active { color: var(--text); }
.step.active .step-circle { background: var(--blue); }
.step.done .step-circle { background: var(--success); }

.step-line {
  flex: 1;
  height: 2px;
  background: var(--border);
  margin: 0 12px;
}

/* ==========================================================================
   Misc
   ========================================================================== */

.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-error { color: var(--error); }
.text-gold { color: var(--gold-dark); }
.font-bold { font-weight: 700; }

.balance-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 20px;
  background: var(--blue-light);
  color: var(--blue);
  font-weight: 700;
  font-size: 13.5px;
}

.upload-zone {
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.upload-zone.dragover {
  border-color: var(--blue);
  background: var(--blue-light);
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border);
  border-radius: 20px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--blue);
  transition: width 0.2s;
}

/* ==========================================================================
   Onboarding — welcome modal
   ========================================================================== */

.welcome-modal {
  width: 480px;
  max-width: 92vw;
  text-align: center;
  padding: 2rem;
}

.welcome-modal-header { margin-bottom: 2rem; }

.welcome-modal-header h2 {
  font-size: 22px;
  color: var(--navy);
  margin: 0.5rem 0;
}

.welcome-modal-header p {
  color: var(--text-secondary);
  font-size: 14px;
}

.welcome-logo {
  font-size: 28px;
  font-weight: 700;
  color: var(--blue);
  margin-bottom: 0.5rem;
}

.welcome-steps {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
  text-align: left;
}

.welcome-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.875rem;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.welcome-step-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.welcome-step-icon.blue { background: var(--blue-light); }
.welcome-step-icon.gold { background: var(--gold-light); }
.welcome-step-icon.green { background: var(--success-bg); }

.welcome-step-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 2px;
}

.welcome-step-desc {
  font-size: 12px;
  color: var(--text-secondary);
}

.welcome-support {
  margin-top: 1rem;
  font-size: 12px;
  color: var(--text-muted);
}

/* ==========================================================================
   Onboarding — progress card
   ========================================================================== */

.onboarding-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
  border-left: 4px solid var(--gold);
}

.onboarding-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.onboarding-title { font-weight: 600; font-size: 15px; color: var(--text); }
.onboarding-sub { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.onboarding-pct { font-size: 22px; font-weight: 700; color: var(--gold-dark); }

.progress-track {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  margin-bottom: 1rem;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
  border-radius: 3px;
  transition: width 0.5s ease;
}

.onboarding-steps { display: flex; flex-direction: column; gap: 0.75rem; }

.onboarding-step {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.875rem;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: border-color 0.15s;
}

.onboarding-step.done { opacity: 0.7; }

.step-check {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
}

.onboarding-step.done .step-check { background: var(--success); }

.step-info { flex: 1; }
.step-name { font-weight: 500; font-size: 14px; color: var(--text); }
.step-hint { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }

.onboarding-complete-banner {
  background: var(--success-bg);
  border: 1px solid #6ee7b7;
  border-left: 4px solid var(--success);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
  color: #064e3b;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: opacity 0.4s ease;
}

@media (max-width: 640px) {
  .onboarding-step { flex-wrap: wrap; }
  .onboarding-step .btn { width: 100%; margin-top: 0.5rem; }
}

/* ==========================================================================
   Page hints
   ========================================================================== */

.page-hint {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 10px 16px;
  background: var(--blue-light);
  border: 1px solid #bfdbfe;
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  font-size: 13px;
  color: var(--navy);
}

.hint-dismiss {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 16px;
  padding: 2px 6px;
  border-radius: 4px;
  flex-shrink: 0;
}

.hint-dismiss:hover { background: rgba(0,0,0,0.08); }

/* ==========================================================================
   Guided empty states
   ========================================================================== */

.empty-icon { font-size: 48px; margin-bottom: 1rem; }

.empty-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.empty-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.empty-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   Touch optimizations (all breakpoints)
   ========================================================================== */

.btn, .nav-item, .bottom-nav-item, .badge, a {
  -webkit-tap-highlight-color: transparent;
}

* { touch-action: manipulation; }

html { scroll-behavior: smooth; -webkit-overflow-scrolling: touch; }

/* ==========================================================================
   Bottom navigation (mobile only)
   ========================================================================== */

.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--white);
  border-top: 1px solid var(--border);
  z-index: 1000;
  padding-bottom: env(safe-area-inset-bottom);
}

.bottom-nav-items {
  display: flex;
  height: 100%;
  align-items: stretch;
}

.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 10px;
  text-decoration: none;
  transition: color 0.15s;
  -webkit-tap-highlight-color: transparent;
  min-height: 44px;
  border: none;
  background: none;
  font-family: inherit;
}

.bottom-nav-item.active { color: var(--gold-dark); }
.bottom-nav-item .icon { font-size: 20px; }

/* Slide-up "More" drawer */

.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 998;
  display: none;
}

.mobile-drawer-overlay.open { display: block; }

.mobile-drawer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  border-radius: 16px 16px 0 0;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
  padding: 0.5rem 0.5rem calc(1rem + env(safe-area-inset-bottom));
  z-index: 999;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.mobile-drawer.open { transform: translateY(0); }

.mobile-drawer-handle {
  width: 40px;
  height: 4px;
  background: var(--border-strong);
  border-radius: 2px;
  margin: 0.5rem auto 0.75rem;
}

.mobile-drawer .nav-item {
  color: var(--text);
  min-height: 44px;
}

.mobile-drawer .nav-item.active { background: var(--gold-light); color: var(--gold-dark); }

/* ==========================================================================
   Table → card rows (mobile)
   ========================================================================== */

.table-scroll-hint {
  display: none;
  text-align: center;
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 6px;
}

@media (max-width: 640px) {
  .data-table.stack-on-mobile thead { display: none; }

  .data-table.stack-on-mobile tbody tr {
    display: block;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
    padding: 0.75rem;
  }

  .data-table.stack-on-mobile tbody td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    text-align: right;
  }

  .data-table.stack-on-mobile tbody td:last-child { border-bottom: none; }

  .data-table.stack-on-mobile tbody td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 11px;
    text-transform: uppercase;
    text-align: left;
  }

  .table-scroll-hint { display: block; }
}

/* ==========================================================================
   Mobile responsive — general layout
   ========================================================================== */

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .app-layout { flex-direction: column; }

  .sidebar { display: none; }
  .bottom-nav { display: flex; }

  .main-content {
    margin-left: 0 !important;
    padding-bottom: 76px;
  }

  .topbar { padding: 1rem; }
  .topbar-subtitle { display: none; }
  .page-body { padding: 1rem; }

  .mobile-menu-toggle { display: block; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; gap: 0.75rem; }

  .stat-card { padding: 1rem; }
  .stat-value { font-size: 28px; }

  .action-buttons { flex-direction: column; }
  .action-buttons .btn { width: 100%; }

  .form-row { flex-direction: column; }
  .form-group { width: 100% !important; }

  .form-input,
  input[type="text"],
  input[type="email"],
  input[type="password"],
  input[type="number"],
  input[type="tel"],
  select,
  textarea {
    font-size: 16px !important;
    height: 48px;
  }

  textarea { height: auto !important; min-height: 120px; }

  .btn { min-height: 48px; font-size: 15px; }
  .btn-sm { min-height: 40px; }

  .modal-overlay { align-items: flex-end; }

  .modal {
    width: 100%;
    border-radius: 16px 16px 0 0;
    max-height: 90vh;
  }

  .char-counter { font-size: 18px; font-weight: 600; position: sticky; bottom: 0; background: var(--white); }

  .preview-card { max-height: 60px; overflow: hidden; cursor: pointer; position: relative; }
  .preview-card.expanded { max-height: none; }
  .preview-card::after {
    content: "tap to expand ▾";
    position: absolute;
    bottom: 4px;
    right: 8px;
    font-size: 10.5px;
    color: var(--text-muted);
    background: var(--bg);
    padding: 0 4px;
  }
  .preview-card.expanded::after { content: "tap to collapse ▴"; }

  .send-sms-btn-mobile { height: 56px; font-size: 16px; }

  .hint-dismiss, .modal-close {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .tab-pill { min-height: 44px; display: inline-flex; align-items: center; }
}