/* ================================
   DARGFirm — iOS Design System
   Single source of truth for ALL styles.
   Change once → applies everywhere.
   ================================ */

/* ── CSS Variables ── */
:root {
  --ios-bg-primary: #F2F2F7;
  --ios-bg-secondary: #FFFFFF;
  --ios-bg-tertiary: #F2F2F7;
  --ios-bg-card: #FFFFFF;
  --ios-glass-bg: rgba(255,255,255,0.72);
  --ios-glass-border: rgba(255,255,255,0.4);

  --ios-text-primary: #000000;
  --ios-text-secondary: #3C3C43;
  --ios-text-tertiary: #8E8E93;
  --ios-text-placeholder: #C7C7CC;

  --ios-separator: #C6C6C8;
  --ios-separator-light: #E5E5EA;

  --ios-blue: #007AFF;
  --ios-green: #34C759;
  --ios-red: #FF3B30;
  --ios-orange: #FF9500;
  --ios-yellow: #FFCC00;
  --ios-purple: #AF52DE;
  --ios-teal: #5AC8FA;

  --ios-radius-sm: 8px;
  --ios-radius-md: 12px;
  --ios-radius-lg: 16px;
  --ios-radius-xl: 20px;

  --ios-shadow-card: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --ios-shadow-elevated: 0 4px 14px rgba(0,0,0,0.1), 0 2px 6px rgba(0,0,0,0.06);
  --ios-shadow-modal: 0 20px 60px rgba(0,0,0,0.15), 0 8px 20px rgba(0,0,0,0.1);
}

.dark {
  --ios-bg-primary: #000000;
  --ios-bg-secondary: #1C1C1E;
  --ios-bg-tertiary: #2C2C2E;
  --ios-bg-card: #1C1C1E;
  --ios-glass-bg: rgba(28,28,30,0.72);
  --ios-glass-border: rgba(56,56,58,0.5);

  --ios-text-primary: #FFFFFF;
  --ios-text-secondary: #EBEBF5;
  --ios-text-tertiary: #8E8E93;
  --ios-text-placeholder: #636366;

  --ios-separator: #38383A;
  --ios-separator-light: #2C2C2E;

  --ios-shadow-card: 0 1px 3px rgba(0,0,0,0.3);
  --ios-shadow-elevated: 0 4px 14px rgba(0,0,0,0.4);
  --ios-shadow-modal: 0 20px 60px rgba(0,0,0,0.5);
}


/* ── Base ── */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display',
    'SF Pro Text', 'Helvetica Neue', sans-serif;
  background-color: var(--ios-bg-primary);
  color: var(--ios-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--ios-text-tertiary); border-radius: 3px; }


/* ── Typography utility classes ── */
.t-primary   { color: var(--ios-text-primary); }
.t-secondary { color: var(--ios-text-secondary); }
.t-tertiary  { color: var(--ios-text-tertiary); }
.t-placeholder { color: var(--ios-text-placeholder); }
.t-blue   { color: var(--ios-blue); }
.t-green  { color: var(--ios-green); }
.t-red    { color: var(--ios-red); }
.t-orange { color: var(--ios-orange); }
.t-purple { color: var(--ios-purple); }

/* ── Background utility classes ── */
.bg-primary   { background-color: var(--ios-bg-primary); }
.bg-secondary { background-color: var(--ios-bg-secondary); }
.bg-tertiary  { background-color: var(--ios-bg-tertiary); }
.bg-card      { background-color: var(--ios-bg-card); }

/* ── Border utility classes ── */
.border-sep       { border-color: var(--ios-separator); }
.border-sep-light { border-color: var(--ios-separator-light); }


/* ── Animations ── */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.animate-fade-in  { animation: fadeIn 0.3s ease-out; }
.animate-slide-up { animation: slideUp 0.4s ease-out; }
.animate-scale-in { animation: scaleIn 0.2s ease-out; }
.ios-blur { backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }


/* ── Input ── */
.ios-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--ios-separator);
  border-radius: var(--ios-radius-md);
  background: var(--ios-bg-secondary);
  color: var(--ios-text-primary);
  font-size: 16px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}
.ios-input:focus {
  border-color: var(--ios-blue);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.15);
}
.ios-input::placeholder { color: var(--ios-text-placeholder); }
.ios-input:disabled { opacity: 0.6; cursor: not-allowed; }
.ios-input-sm { padding: 7px 16px; font-size: 14px; line-height: 1.2; width: auto; }

/* Input group (search field + button joined) */
.ios-input-group {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--ios-separator);
  border-radius: var(--ios-radius-md);
  overflow: hidden;
}
.ios-input-group .ios-input {
  border: none;
  border-radius: 0;
}
.ios-input-group .ios-input:focus {
  box-shadow: none;
}
.ios-input-group .ios-btn {
  border: none;
  border-radius: 0;
  flex-shrink: 0;
}
.ios-input-group:focus-within {
  border-color: var(--ios-blue);
  box-shadow: 0 0 0 3px rgba(0,122,255,0.15);
}

/* Compact select for toolbars */
.ios-select-compact { max-width: 160px; }


/* ── Button ── */
.ios-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--ios-radius-md);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
  line-height: 1.2;
}
.ios-btn-primary { background: var(--ios-blue); color: #fff; }
.ios-btn-primary:hover { background: #0066D6; transform: translateY(-1px); box-shadow: var(--ios-shadow-elevated); }
.ios-btn-secondary { background: var(--ios-bg-tertiary); color: var(--ios-text-primary); border: 1px solid var(--ios-separator); }
.ios-btn-secondary:hover { background: var(--ios-separator-light); }
.ios-btn-danger { background: var(--ios-red); color: #fff; }
.ios-btn-danger:hover { background: #E0342B; }
.ios-btn-ghost { background: transparent; color: var(--ios-text-secondary); }
.ios-btn-ghost:hover { background: var(--ios-bg-tertiary); color: var(--ios-text-primary); }
.ios-btn-sm { padding: 8px 16px; font-size: 14px; }
.ios-btn-xs { padding: 6px 12px; font-size: 13px; min-height: 32px; }
.ios-btn-icon { padding: 8px; }


/* ── Card ── */
.ios-card {
  background: var(--ios-bg-card);
  border-radius: var(--ios-radius-lg);
  box-shadow: var(--ios-shadow-card);
  border: 1px solid var(--ios-separator-light);
  padding: 20px;
  transition: box-shadow 0.2s ease;
}
.ios-card:hover { box-shadow: var(--ios-shadow-elevated); }
.ios-card-flat { box-shadow: none; }
.ios-card-flat:hover { box-shadow: none; }


/* ── Icon container (circle/square with tinted background) ── */
.ios-icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--ios-radius-md);
  flex-shrink: 0;
}
.ios-icon-box-sm { width: 36px; height: 36px; }
.ios-icon-box-md { width: 48px; height: 48px; }
.ios-icon-box-lg { width: 64px; height: 64px; }
.ios-icon-box-xl { width: 80px; height: 80px; }
.ios-icon-box-round { border-radius: 50%; }

/* Tinted icon backgrounds */
.ios-icon-blue   { background: rgba(0,122,255,0.12); color: var(--ios-blue); }
.ios-icon-green  { background: rgba(52,199,89,0.12); color: var(--ios-green); }
.ios-icon-red    { background: rgba(255,59,48,0.12); color: var(--ios-red); }
.ios-icon-orange { background: rgba(255,149,0,0.12); color: var(--ios-orange); }
.ios-icon-purple { background: rgba(175,82,222,0.12); color: var(--ios-purple); }
.ios-icon-teal   { background: rgba(90,200,250,0.12); color: var(--ios-teal); }
.ios-icon-gray   { background: var(--ios-bg-tertiary); color: var(--ios-text-tertiary); }

/* Solid (opaque) icon backgrounds — for logos */
.ios-icon-solid-blue { background: var(--ios-blue); color: #fff; }


/* ── Badge ── */
.ios-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.2;
}
.ios-badge-green  { background: rgba(52,199,89,0.12); color: var(--ios-green); }
.ios-badge-red    { background: rgba(255,59,48,0.12); color: var(--ios-red); }
.ios-badge-blue   { background: rgba(0,122,255,0.12); color: var(--ios-blue); }
.ios-badge-orange { background: rgba(255,149,0,0.12); color: var(--ios-orange); }
.ios-badge-purple { background: rgba(175,82,222,0.12); color: var(--ios-purple); }
.ios-badge-gray   { background: rgba(142,142,147,0.12); color: var(--ios-text-tertiary); }


/* ── Stat Card (used in dashboard) ── */
.stat-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--ios-text-tertiary);
}
.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--ios-text-primary);
  line-height: 1;
}


/* ── Status toggle button (admin panel) ── */
.ios-btn-success { background: var(--ios-green); color: #fff; }
.ios-btn-success:hover { background: #2DB84E; }


/* ── Table ── */
.ios-table { width: 100%; border-collapse: collapse; }
.ios-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ios-text-tertiary);
  border-bottom: 1px solid var(--ios-separator-light);
}
.ios-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--ios-separator-light);
  color: var(--ios-text-secondary);
}
.ios-table tr:hover td { background: var(--ios-bg-tertiary); }


/* ── Modal ── */
.ios-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.ios-modal-overlay.active { opacity: 1; pointer-events: auto; }
.ios-modal {
  background: var(--ios-bg-secondary);
  border-radius: var(--ios-radius-xl);
  box-shadow: var(--ios-shadow-modal);
  padding: 24px;
  max-width: 480px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform 0.2s ease;
}
@media (max-width: 480px) {
  .ios-modal { padding: 16px; width: 95%; }
}
.ios-modal-overlay.active .ios-modal { transform: scale(1); }
.ios-modal-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--ios-text-primary);
  margin-bottom: 16px;
}


/* ── Toast ── */
.ios-toast-container {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.ios-toast {
  padding: 12px 20px;
  border-radius: var(--ios-radius-md);
  color: #fff;
  font-weight: 500;
  font-size: 14px;
  box-shadow: var(--ios-shadow-elevated);
  pointer-events: auto;
  animation: slideDown 0.3s ease-out;
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}
.ios-toast-success { background: var(--ios-green); }
.ios-toast-error   { background: var(--ios-red); }
.ios-toast-info    { background: var(--ios-blue); }


/* ── Form ── */
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ios-text-secondary);
  margin-bottom: 6px;
}
.form-error { color: var(--ios-red); font-size: 13px; margin-top: 4px; }


/* ── Sidebar ── */
.ios-sidebar {
  background: var(--ios-glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-right: 1px solid var(--ios-glass-border);
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: var(--ios-radius-md);
  color: var(--ios-text-secondary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  transition: all 0.2s ease;
}
.sidebar-link:hover { background: var(--ios-bg-tertiary); color: var(--ios-text-primary); }
.sidebar-link.active { background: rgba(0,122,255,0.1); color: var(--ios-blue); }
.sidebar-section-title {
  padding: 0 16px;
  margin-bottom: 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ios-text-tertiary);
}


/* ── Page header ── */
.ios-page-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--ios-text-primary);
  line-height: 1.2;
}
.ios-page-subtitle {
  font-size: 14px;
  color: var(--ios-text-tertiary);
  margin-top: 4px;
}


/* ── Section title (small caps) ── */
.ios-section-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ios-text-tertiary);
}


/* ── Info row (label: value) ── */
.ios-info-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
}
.ios-info-row + .ios-info-row { border-top: 1px solid var(--ios-separator-light); }
.ios-info-label { color: var(--ios-text-tertiary); font-size: 14px; }
.ios-info-value { color: var(--ios-text-primary); font-weight: 600; font-size: 14px; }


/* ── Chip (group tag, filter chip) ── */
.ios-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--ios-radius-md);
  font-size: 14px;
  font-weight: 500;
  background: var(--ios-bg-card);
  border: 1px solid var(--ios-separator-light);
  color: var(--ios-text-primary);
}
.ios-chip-action {
  padding: 2px;
  border-radius: 4px;
  color: var(--ios-text-tertiary);
  cursor: pointer;
  background: none;
  border: none;
  transition: color 0.15s ease;
}
.ios-chip-action:hover { color: var(--ios-text-primary); }


/* ── Bulk action bar ── */
.ios-bulk-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-radius: var(--ios-radius-lg);
  background: rgba(0,122,255,0.06);
  border: 1px solid var(--ios-blue);
}


/* ── View toggle (table/cards) ── */
.ios-view-toggle {
  display: flex;
  border-radius: var(--ios-radius-md);
  overflow: hidden;
  border: 1px solid var(--ios-separator);
}
.ios-view-toggle a,
.ios-view-toggle button {
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ios-text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: flex;
  align-items: center;
  transition: all 0.15s ease;
}
.ios-view-toggle .active { background: var(--ios-blue); color: #fff; }


/* ── Empty state ── */
.ios-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 16px;
  text-align: center;
}
.ios-empty-title { font-size: 18px; font-weight: 600; color: var(--ios-text-primary); margin-bottom: 4px; }
.ios-empty-desc  { font-size: 14px; color: var(--ios-text-tertiary); }


/* ── Avatar (user initials) ── */
.ios-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-weight: 700;
  color: #fff;
  background: var(--ios-blue);
  flex-shrink: 0;
}
.ios-avatar-sm { width: 32px; height: 32px; font-size: 13px; }
.ios-avatar-md { width: 40px; height: 40px; font-size: 15px; }




/* ── SVG chart (dashboard donut) ── */
.ios-chart-bg   { stroke: var(--ios-separator-light); }
.ios-chart-fill { stroke: var(--ios-blue); }


/* ── Glass (glassmorphism) ── */
.ios-glass {
  background: var(--ios-glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--ios-glass-border);
}

/* ── Page header bar (sticky glass) ── */
.ios-page-header {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 12px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.ios-page-header .ios-page-title { font-size: 20px; }
.ios-page-header .ios-page-subtitle { margin-top: 0; }
@media (max-width: 1023px) {
  .ios-page-header { padding: 12px 16px; }
}

/* ── Toolbar (inline controls row) ── */
.ios-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── Tabs navigation (iOS Segmented Control) ── */
.ios-tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--ios-bg-card);
  border: 1px solid var(--ios-separator);
  border-radius: var(--ios-radius-lg);
  margin-bottom: 24px;
  box-shadow: var(--ios-shadow-card);
}
.ios-tab {
  flex: 1;
  padding: 10px 16px;
  border-radius: var(--ios-radius-md);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
  color: var(--ios-text-tertiary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}
.ios-tab:hover { color: var(--ios-text-primary); background: var(--ios-bg-tertiary); }
.ios-tab.active {
  background: var(--ios-blue);
  color: #fff;
  box-shadow: 0 1px 4px rgba(0,122,255,0.3);
}


/* ── Chat messages (support tickets) ── */
.ios-chat-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 16px 0;
}
.ios-chat-msg {
  display: flex;
  gap: 12px;
  max-width: 80%;
}
.ios-chat-msg-user { align-self: flex-start; }
.ios-chat-msg-admin { align-self: flex-end; flex-direction: row-reverse; }
.ios-chat-bubble {
  padding: 12px 16px;
  border-radius: var(--ios-radius-lg);
  font-size: 14px;
  line-height: 1.5;
  word-break: break-word;
}
.ios-chat-msg-user .ios-chat-bubble {
  background: var(--ios-bg-tertiary);
  color: var(--ios-text-primary);
  border-bottom-left-radius: 4px;
}
.ios-chat-msg-admin .ios-chat-bubble {
  background: var(--ios-blue);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.ios-chat-meta {
  font-size: 11px;
  color: var(--ios-text-tertiary);
  margin-top: 4px;
}
.ios-chat-msg-admin .ios-chat-meta { text-align: right; }

/* ── Clickable table rows ── */
.ios-table tr.ios-table-clickable { cursor: pointer; }
.ios-table tr.ios-table-clickable:hover td { background: rgba(0,122,255,0.06); }


/* ── Mobile sidebar ── */
.sidebar-open { left: 0 !important; }
@media (min-width: 1024px) {
  #sidebar { left: 0 !important; }
}