/* ==========================================================================
   FSS Dental Studio - iOS 18 Design System Admin Panel Stylesheet
   Crafted with Apple Human Interface Guidelines (HIG) aesthetics
   ========================================================================== */

:root {
  /* iOS Light Mode System Colors */
  --ios-bg: #F2F2F7;
  --ios-bg-secondary: #FFFFFF;
  --ios-bg-tertiary: #E5E5EA;
  --ios-card: #FFFFFF;
  --ios-card-secondary: #F8F8FA;
  --ios-border: rgba(60, 60, 67, 0.14);
  --ios-separator: rgba(60, 60, 67, 0.18);
  --ios-text: #000000;
  --ios-text-secondary: rgba(60, 60, 67, 0.68);
  --ios-text-tertiary: rgba(60, 60, 67, 0.40);
  
  /* Apple Accents */
  --ios-blue: #007AFF;
  --ios-blue-rgb: 0, 122, 255;
  --ios-green: #34C759;
  --ios-green-rgb: 52, 199, 89;
  --ios-orange: #FF9500;
  --ios-red: #FF3B30;
  --ios-purple: #AF52DE;
  --ios-indigo: #5856D6;
  --ios-teal: #30B0C7;
  --ios-gray: #8E8E93;

  /* Elevations & Blurs */
  --ios-nav-bg: rgba(242, 242, 247, 0.82);
  --ios-tab-bg: rgba(255, 255, 255, 0.88);
  --ios-modal-bg: #FFFFFF;
  --ios-blur: blur(25px) saturate(190%);
  --ios-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  --ios-shadow-md: 0 4px 18px rgba(0, 0, 0, 0.07);
  --ios-shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.12);
  --ios-radius-sm: 10px;
  --ios-radius-md: 14px;
  --ios-radius-lg: 20px;
  --ios-radius-xl: 28px;
}

[data-theme="dark"] {
  --ios-bg: #000000;
  --ios-bg-secondary: #1C1C1E;
  --ios-bg-tertiary: #2C2C2E;
  --ios-card: #1C1C1E;
  --ios-card-secondary: #2C2C2E;
  --ios-border: rgba(84, 84, 88, 0.40);
  --ios-separator: rgba(84, 84, 88, 0.48);
  --ios-text: #FFFFFF;
  --ios-text-secondary: rgba(235, 235, 245, 0.65);
  --ios-text-tertiary: rgba(235, 235, 245, 0.35);
  
  --ios-blue: #0A84FF;
  --ios-green: #30D158;
  --ios-orange: #FF9F0A;
  --ios-red: #FF453A;
  --ios-purple: #BF5AF2;
  --ios-indigo: #5E5CE6;
  --ios-teal: #40C8E0;
  --ios-gray: #8E8E93;

  --ios-nav-bg: rgba(28, 28, 30, 0.82);
  --ios-tab-bg: rgba(28, 28, 30, 0.88);
  --ios-modal-bg: #1C1C1E;
  --ios-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.35);
  --ios-shadow-md: 0 4px 20px rgba(0, 0, 0, 0.5);
  --ios-shadow-lg: 0 14px 40px rgba(0, 0, 0, 0.65);
}

/* Base Reset & Typography */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "Segoe UI", Roboto, sans-serif;
  background-color: var(--ios-bg);
  color: var(--ios-text);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  padding-bottom: 95px; /* space for iOS bottom tab bar on mobile */
  transition: background-color 0.25s ease, color 0.25s ease;
  overflow-x: hidden;
}

/* iOS Dynamic Island / Notification Pill */
.ios-island-container {
  position: fixed;
  top: 14px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  z-index: 1000;
  pointer-events: none;
}

.ios-island {
  background: #000000;
  color: #FFFFFF;
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 13.5px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.3);
  transform: translateY(-80px) scale(0.9);
  opacity: 0;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
  border: 1px solid rgba(255, 255, 255, 0.15);
  max-width: 90vw;
}

.ios-island.show {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.ios-island-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--ios-green);
  flex-shrink: 0;
}

.ios-island.error .ios-island-dot {
  background-color: var(--ios-red);
}

.ios-island.warning .ios-island-dot {
  background-color: var(--ios-orange);
}

/* Sticky iOS Navigation Bar */
.ios-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--ios-nav-bg);
  backdrop-filter: var(--ios-blur);
  -webkit-backdrop-filter: var(--ios-blur);
  border-bottom: 0.5px solid var(--ios-border);
  padding: 10px 16px;
  transition: all 0.25s ease;
}

.ios-nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ios-nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ios-logo-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #FFFFFF;
  border: 1px solid var(--ios-border);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  flex-shrink: 0;
}

[data-theme="dark"] .ios-logo-badge {
  background: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.15);
}

.ios-brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.ios-nav-titles {
  display: flex;
  flex-direction: column;
}

.ios-nav-subtitle {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--ios-blue);
}

.ios-nav-title {
  font-size: 16.5px;
  font-weight: 700;
  color: var(--ios-text);
  line-height: 1.2;
}

.ios-nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* iOS Icon Button */
.ios-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--ios-bg-tertiary);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ios-text);
  cursor: pointer;
  transition: transform 0.15s ease, background-color 0.2s ease;
}

.ios-icon-btn:active {
  transform: scale(0.92);
}

.ios-icon-btn svg {
  width: 18px;
  height: 18px;
}

/* Large iOS Header Title */
.ios-large-header {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 16px 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ios-large-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.6px;
  color: var(--ios-text);
}

.ios-large-desc {
  font-size: 14px;
  color: var(--ios-text-secondary);
}

/* Firebase Status Bar */
.firebase-status-bar {
  max-width: 1100px;
  margin: 0 auto 14px auto;
  padding: 0 16px;
}

.firebase-status-card {
  background: var(--ios-card);
  border-radius: var(--ios-radius-md);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 0.5px solid var(--ios-border);
  box-shadow: var(--ios-shadow-sm);
  flex-wrap: wrap;
  gap: 10px;
}

.firebase-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--ios-green);
  box-shadow: 0 0 8px rgba(52, 199, 89, 0.6);
  animation: pulse 2s infinite ease-in-out;
}

.status-dot.disconnected {
  background-color: var(--ios-red);
  box-shadow: 0 0 8px rgba(255, 59, 48, 0.6);
}

.status-dot.syncing {
  background-color: var(--ios-orange);
  box-shadow: 0 0 8px rgba(255, 149, 0, 0.6);
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

.firebase-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ios-btn-sm {
  padding: 6px 12px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: 14px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.15s ease;
}

.ios-btn-sm:active {
  transform: scale(0.94);
}

.ios-btn-primary {
  background-color: var(--ios-blue);
  color: white;
}

.ios-btn-secondary {
  background-color: var(--ios-bg-tertiary);
  color: var(--ios-text);
}

.ios-btn-success {
  background-color: var(--ios-green);
  color: white;
}

/* iOS Segmented Controls (Desktop & Mobile horizontal scroll) */
.ios-segmented-wrapper {
  max-width: 1100px;
  margin: 0 auto 18px auto;
  padding: 0 16px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.ios-segmented-wrapper::-webkit-scrollbar {
  display: none;
}

.ios-segmented-control {
  display: inline-flex;
  background-color: var(--ios-bg-tertiary);
  padding: 3px;
  border-radius: 12px;
  gap: 2px;
  min-width: max-content;
}

.ios-segment-btn {
  padding: 7px 15px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ios-text-secondary);
  background: transparent;
  border: none;
  border-radius: 9px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.ios-segment-btn:active {
  transform: scale(0.96);
}

.ios-segment-btn.active {
  background-color: var(--ios-card);
  color: var(--ios-text);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.badge-count {
  background-color: var(--ios-red);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 10px;
  min-width: 18px;
  text-align: center;
}

/* App Main Container */
.admin-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Tab Panels */
.tab-panel {
  display: none;
  animation: fadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* iOS Grouped List & Card Structure */
.ios-section-header {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--ios-text-secondary);
  letter-spacing: 0.3px;
  margin: 20px 8px 8px 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ios-card {
  background-color: var(--ios-card);
  border-radius: var(--ios-radius-lg);
  border: 0.5px solid var(--ios-border);
  box-shadow: var(--ios-shadow-sm);
  overflow: hidden;
  margin-bottom: 16px;
  transition: all 0.2s ease;
}

.ios-card-p {
  padding: 16px;
}

/* iOS Row in Grouped List */
.ios-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 16px;
  border-bottom: 0.5px solid var(--ios-separator);
  gap: 12px;
}

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

.ios-row-label {
  font-size: 15px;
  font-weight: 500;
  color: var(--ios-text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.ios-row-desc {
  font-size: 12.5px;
  color: var(--ios-text-secondary);
  margin-top: 2px;
}

.ios-row-value {
  font-size: 14.5px;
  color: var(--ios-text-secondary);
  text-align: right;
  max-width: 60%;
}

/* iOS Cupertino Switch */
.ios-switch {
  position: relative;
  display: inline-block;
  width: 51px;
  height: 31px;
  flex-shrink: 0;
}

.ios-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.ios-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--ios-bg-tertiary);
  transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 34px;
}

.ios-slider:before {
  position: absolute;
  content: "";
  height: 27px;
  width: 27px;
  left: 2px;
  bottom: 2px;
  background-color: white;
  transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: 50%;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
}

.ios-switch input:checked + .ios-slider {
  background-color: var(--ios-green);
}

.ios-switch input:checked + .ios-slider:before {
  transform: translateX(20px);
}

/* iOS Inputs & Textareas */
.ios-input-group {
  margin-bottom: 14px;
}

.ios-input-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ios-text-secondary);
  margin-bottom: 6px;
  letter-spacing: -0.1px;
}

.ios-input,
.ios-textarea,
.ios-select {
  width: 100%;
  background-color: var(--ios-bg);
  border: 1px solid var(--ios-border);
  color: var(--ios-text);
  font-size: 15px;
  font-family: inherit;
  padding: 10px 14px;
  border-radius: var(--ios-radius-md);
  transition: all 0.2s ease;
  outline: none;
}

.ios-input:focus,
.ios-textarea:focus,
.ios-select:focus {
  border-color: var(--ios-blue);
  background-color: var(--ios-card);
  box-shadow: 0 0 0 3px rgba(var(--ios-blue-rgb), 0.2);
}

.ios-textarea {
  min-height: 85px;
  resize: vertical;
}

/* Grid Layouts for Content Items */
.ios-items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

@media (max-width: 640px) {
  .ios-items-grid {
    grid-template-columns: 1fr;
  }
}

/* Service / Doctor / Item Card */
.content-item-card {
  background: var(--ios-card);
  border-radius: var(--ios-radius-lg);
  border: 0.5px solid var(--ios-border);
  box-shadow: var(--ios-shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.content-item-card:hover {
  box-shadow: var(--ios-shadow-md);
}

.item-thumb-wrapper {
  position: relative;
  width: 100%;
  height: 150px;
  background-color: var(--ios-bg-tertiary);
  overflow: hidden;
}

.item-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.item-category-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(10px);
  color: white;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 20px;
}

.item-card-body {
  padding: 14px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.item-card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--ios-text);
  margin-bottom: 4px;
}

.item-card-subtitle {
  font-size: 13px;
  color: var(--ios-blue);
  font-weight: 600;
  margin-bottom: 8px;
}

.item-card-desc {
  font-size: 13.5px;
  color: var(--ios-text-secondary);
  line-height: 1.4;
  margin-bottom: 12px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.item-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  border-top: 0.5px solid var(--ios-separator);
}

.item-action-btns {
  display: flex;
  gap: 8px;
}

.ios-btn-icon-action {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background-color: var(--ios-bg-tertiary);
  color: var(--ios-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.ios-btn-icon-action:hover {
  background-color: var(--ios-blue);
  color: white;
}

.ios-btn-icon-action.delete:hover {
  background-color: var(--ios-red);
  color: white;
}

/* KPI Overview Grid */
.overview-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.stat-metric-card {
  background: var(--ios-card);
  padding: 16px;
  border-radius: var(--ios-radius-lg);
  border: 0.5px solid var(--ios-border);
  box-shadow: var(--ios-shadow-sm);
  display: flex;
  align-items: center;
  gap: 14px;
}

.stat-icon-bubble {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 20px;
}

.stat-icon-bubble.blue { background-color: rgba(0, 122, 255, 0.14); color: var(--ios-blue); }
.stat-icon-bubble.green { background-color: rgba(52, 199, 89, 0.14); color: var(--ios-green); }
.stat-icon-bubble.orange { background-color: rgba(255, 149, 0, 0.14); color: var(--ios-orange); }
.stat-icon-bubble.purple { background-color: rgba(175, 82, 222, 0.14); color: var(--ios-purple); }

.stat-metric-val {
  font-size: 24px;
  font-weight: 800;
  color: var(--ios-text);
  line-height: 1.1;
}

.stat-metric-lbl {
  font-size: 12.5px;
  color: var(--ios-text-secondary);
  font-weight: 500;
  margin-top: 2px;
}

/* iOS Table for Appointments */
.appointment-status-pill {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 12px;
  display: inline-block;
}

.status-confirmed { background-color: rgba(52, 199, 89, 0.16); color: var(--ios-green); }
.status-pending { background-color: rgba(255, 149, 0, 0.16); color: var(--ios-orange); }
.status-completed { background-color: rgba(0, 122, 255, 0.16); color: var(--ios-blue); }
.status-cancelled { background-color: rgba(255, 59, 48, 0.16); color: var(--ios-red); }

/* iOS Action Sheets & Bottom Modals */
.ios-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 500;
  display: none;
  align-items: flex-end; /* bottom sheet on mobile */
  justify-content: center;
  padding: 0;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.ios-modal-overlay.open {
  display: flex;
  opacity: 1;
}

.ios-modal-sheet {
  background: var(--ios-modal-bg);
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  border-radius: 28px 28px 0 0;
  padding: 12px 20px 30px 20px;
  box-shadow: var(--ios-shadow-lg);
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .ios-modal-overlay {
    align-items: center;
    padding: 24px;
  }
  
  .ios-modal-sheet {
    border-radius: 24px;
    transform: scale(0.92);
    max-height: 85vh;
  }
}

.ios-modal-overlay.open .ios-modal-sheet {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .ios-modal-overlay.open .ios-modal-sheet {
    transform: scale(1);
  }
}

.ios-sheet-handle {
  width: 36px;
  height: 5px;
  background-color: var(--ios-border);
  border-radius: 4px;
  margin: 0 auto 16px auto;
}

.ios-sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

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

.ios-sheet-close {
  background: var(--ios-bg-tertiary);
  border: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  font-size: 15px;
  color: var(--ios-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Floating iOS Bottom Tab Bar (Mobile First) */
.ios-tab-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 75px;
  background-color: var(--ios-tab-bg);
  backdrop-filter: var(--ios-blur);
  -webkit-backdrop-filter: var(--ios-blur);
  border-top: 0.5px solid var(--ios-border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding-bottom: env(safe-area-inset-bottom, 8px);
  z-index: 200;
}

.tab-bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--ios-gray);
  font-size: 10.5px;
  font-weight: 500;
  gap: 3px;
  cursor: pointer;
  flex: 1;
  padding: 6px 0;
  transition: transform 0.15s ease, color 0.15s ease;
  position: relative;
}

.tab-bar-item:active {
  transform: scale(0.9);
}

.tab-bar-item svg {
  width: 22px;
  height: 22px;
}

.tab-bar-item.active {
  color: var(--ios-blue);
  font-weight: 600;
}

.tab-badge {
  position: absolute;
  top: 3px;
  right: calc(50% - 18px);
  background-color: var(--ios-red);
  color: white;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 10px;
  min-width: 15px;
  text-align: center;
}

/* Image preview pill */
.img-preview-box {
  width: 100%;
  height: 120px;
  border-radius: var(--ios-radius-md);
  border: 1px dashed var(--ios-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-top: 6px;
  background: var(--ios-bg);
}

.img-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Responsive adjustments */
@media (min-width: 900px) {
  body {
    padding-bottom: 30px; /* on desktop no need for massive bottom padding */
  }
  
  .ios-tab-bar {
    display: none; /* Segmented control on top handles desktop */
  }
}

/* ==========================================================================
   iOS 18 Sign In / Auth Screen Styles
   ========================================================================== */
.ios-auth-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background-color: var(--ios-bg);
  background-image: 
    radial-gradient(at 0% 0%, rgba(var(--ios-blue-rgb), 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(var(--ios-green-rgb), 0.08) 0px, transparent 50%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.ios-auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--ios-card);
  border-radius: var(--ios-radius-xl);
  border: 0.5px solid var(--ios-border);
  box-shadow: var(--ios-shadow-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: authCardIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes authCardIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.ios-auth-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--ios-blue) 0%, #0056b3 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  box-shadow: 0 8px 24px rgba(var(--ios-blue-rgb), 0.35);
}

.ios-auth-title {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--ios-text);
  margin-bottom: 4px;
  text-align: center;
}

.ios-auth-subtitle {
  font-size: 13.5px;
  color: var(--ios-text-secondary);
  text-align: center;
  margin-bottom: 24px;
  max-width: 320px;
}

.ios-auth-form {
  width: 100%;
}

.ios-auth-group {
  margin-bottom: 14px;
}

.ios-auth-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.ios-auth-input-wrap .auth-icon {
  position: absolute;
  left: 14px;
  color: var(--ios-text-tertiary);
  pointer-events: none;
}

.ios-auth-input-wrap input {
  padding-left: 42px;
  padding-right: 42px;
}

.auth-toggle-pwd {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--ios-text-secondary);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
}

.ios-auth-error {
  background: rgba(255, 59, 48, 0.12);
  border: 1px solid rgba(255, 59, 48, 0.25);
  color: var(--ios-red);
  padding: 10px 14px;
  border-radius: var(--ios-radius-md);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 16px;
  display: none;
  width: 100%;
  animation: shake 0.3s ease;
}

.ios-auth-error.show {
  display: flex;
  align-items: center;
  gap: 8px;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.ios-auth-btn {
  width: 100%;
  padding: 14px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--ios-radius-lg);
  background-color: var(--ios-blue);
  color: white;
  border: none;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(var(--ios-blue-rgb), 0.3);
}

.ios-auth-btn:hover {
  background-color: #0069d9;
}

.ios-auth-btn:active {
  transform: scale(0.97);
}

.ios-auth-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.ios-auth-footer {
  margin-top: 18px;
  text-align: center;
  font-size: 12.5px;
  color: var(--ios-text-tertiary);
  line-height: 1.4;
}

/* User Admin Profile badge in top nav */
.ios-user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--ios-bg-tertiary);
  padding: 4px 10px 4px 8px;
  border-radius: 20px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ios-text);
  max-width: 170px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ios-user-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--ios-green);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ==========================================================================
   Cloudinary Media Upload Styles (Images & Videos)
   ========================================================================== */
.cloudinary-upload-box {
  background: var(--ios-bg);
  border: 1.5px dashed var(--ios-border);
  border-radius: var(--ios-radius-md);
  padding: 12px 14px;
  margin-top: 8px;
  margin-bottom: 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all 0.2s ease;
}

.cloudinary-upload-box:hover {
  border-color: var(--ios-blue);
  background: rgba(var(--ios-blue-rgb), 0.04);
}

.cloudinary-upload-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.cloudinary-label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ios-text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.cloudinary-trigger-btn {
  background-color: var(--ios-card);
  border: 1px solid var(--ios-border);
  color: var(--ios-blue);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: var(--ios-shadow-sm);
  transition: all 0.15s ease;
}

.cloudinary-trigger-btn:hover {
  background-color: var(--ios-blue);
  color: white;
  border-color: var(--ios-blue);
}

.cloudinary-trigger-btn:active {
  transform: scale(0.95);
}

.cloudinary-file-input {
  display: none;
}

/* Upload Progress Bar */
.upload-progress-wrap {
  width: 100%;
  display: none;
  flex-direction: column;
  gap: 4px;
  margin-top: 6px;
}

.upload-progress-wrap.active {
  display: flex;
}

.upload-progress-text {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ios-blue);
  display: flex;
  justify-content: space-between;
}

.upload-progress-track {
  width: 100%;
  height: 6px;
  background-color: var(--ios-bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
}

.upload-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--ios-blue), var(--ios-teal));
  border-radius: 4px;
  transition: width 0.25s ease;
}

/* Video Player Preview in Gallery */
.video-preview-player {
  width: 100%;
  max-height: 200px;
  border-radius: var(--ios-radius-md);
  background: black;
  margin-top: 6px;
  outline: none;
}

/* ==========================================================================
   iOS 18 Profile Popover & Header Menu Styles
   ========================================================================== */
.ios-profile-menu-container {
  position: relative;
  display: inline-block;
}

.ios-profile-trigger-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--ios-card);
  border: 1px solid var(--ios-border);
  padding: 4px 10px 4px 5px;
  border-radius: 24px;
  color: var(--ios-text);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: var(--ios-shadow-sm);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 190px;
}

.ios-profile-trigger-btn:hover {
  background: var(--ios-bg-tertiary);
  box-shadow: var(--ios-shadow-md);
}

.ios-profile-trigger-btn:active {
  transform: scale(0.96);
}

.ios-profile-trigger-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 105px;
  color: var(--ios-text);
}

.ios-profile-chevron {
  color: var(--ios-text-tertiary);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.ios-profile-menu-container.open .ios-profile-chevron {
  transform: rotate(180deg);
}

/* Profile Dropdown Popover Card */
.ios-profile-popover {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 290px;
  background: var(--ios-card);
  border: 0.5px solid var(--ios-border);
  border-radius: var(--ios-radius-lg);
  box-shadow: var(--ios-shadow-lg);
  backdrop-filter: var(--ios-blur);
  -webkit-backdrop-filter: var(--ios-blur);
  padding: 10px;
  z-index: 1000;
  transform-origin: top right;
  animation: popoverDrop 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popoverDrop {
  from {
    opacity: 0;
    transform: scale(0.93) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.ios-popover-user-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--ios-bg);
  border-radius: var(--ios-radius-md);
  margin-bottom: 8px;
  border: 0.5px solid var(--ios-border);
}

.ios-popover-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ios-blue) 0%, #0056b3 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(var(--ios-blue-rgb), 0.35);
}

.ios-popover-user-details {
  overflow: hidden;
  flex: 1;
}

.ios-popover-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--ios-text);
  line-height: 1.2;
}

.ios-popover-email {
  font-size: 12px;
  color: var(--ios-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.ios-popover-role-tag {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  background: rgba(var(--ios-green-rgb), 0.16);
  color: var(--ios-green);
  padding: 2px 7px;
  border-radius: 8px;
  display: inline-block;
  letter-spacing: 0.3px;
}

.ios-popover-menu-group {
  background: var(--ios-card);
  border-radius: var(--ios-radius-md);
  border: 0.5px solid var(--ios-separator);
  overflow: hidden;
}

.ios-popover-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: transparent;
  border: none;
  border-bottom: 0.5px solid var(--ios-separator);
  color: var(--ios-text);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.15s ease;
  text-align: left;
}

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

.ios-popover-item:hover {
  background-color: var(--ios-bg-tertiary);
}

.ios-popover-item:active {
  background-color: var(--ios-bg-secondary);
}

.ios-popover-item-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ios-popover-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

.ios-popover-icon.blue { background: rgba(var(--ios-blue-rgb), 0.14); color: var(--ios-blue); }
.ios-popover-icon.green { background: rgba(var(--ios-green-rgb), 0.14); color: var(--ios-green); }
.ios-popover-icon.purple { background: rgba(175, 82, 222, 0.14); color: var(--ios-purple); }
.ios-popover-icon.red { background: rgba(255, 59, 48, 0.14); color: var(--ios-red); }

.ios-popover-item-badge {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--ios-blue);
  background: var(--ios-bg-tertiary);
  padding: 3px 8px;
  border-radius: 12px;
}

.ios-popover-arrow {
  color: var(--ios-text-tertiary);
  font-size: 16px;
  font-weight: 400;
}

.ios-popover-item.logout:hover {
  background: rgba(255, 59, 48, 0.08);
}