/* ==========================================================================
   CumpleDocentes Pro - Custom Stylesheet (Minimalism & Swiss Style System)
   ========================================================================== */

/* Design Tokens & Theme Variables */
:root {
  --color-primary: #1e3a5f;
  --color-primary-soft: rgba(30, 58, 95, 0.15);
  --color-on-primary: #ffffff;
  --color-secondary: #334155;
  --color-secondary-soft: rgba(51, 65, 85, 0.15);
  --color-on-secondary: #ffffff;
  --color-accent: #059669; /* Emerald Green */
  --color-accent-soft: rgba(5, 150, 105, 0.12);
  --color-on-accent: #ffffff;
  
  --color-background: #0f172a; /* Slate 900 */
  --color-foreground: #f8fafc; /* Slate 50 */
  --color-card: #1e293b; /* Slate 800 */
  --color-card-foreground: #f8fafc;
  --color-muted: #1e293b;
  --color-muted-foreground: #94a3b8; /* Slate 400 */
  --color-border: rgba(255, 255, 255, 0.07);
  --color-border-hover: rgba(255, 255, 255, 0.15);
  
  --color-destructive: #dc2626; /* Red 600 */
  --color-destructive-soft: rgba(220, 38, 38, 0.15);
  --color-success: #10b981; /* Emerald 500 */
  --color-info: #0ea5e9; /* Sky 500 */
  --color-warning: #f59e0b; /* Amber 500 */
  
  --font-display: 'Outfit', 'Fira Sans', sans-serif;
  --font-body: 'Fira Sans', sans-serif;
  --font-code: 'Fira Code', monospace;
  
  --border-radius-lg: 16px;
  --border-radius-md: 10px;
  --border-radius-sm: 6px;
  --border-radius-circle: 50%;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
  
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  
  --sidebar-width: 260px;
}

/* Base resets & structural styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-foreground);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-foreground);
}

p {
  color: var(--color-muted-foreground);
}

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

a:hover {
  color: var(--color-success);
}

input, button, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Layout Containers */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Styling */
.sidebar {
  width: var(--sidebar-width);
  background-color: #090d16;
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  padding: 24px 16px;
  transition: transform var(--transition-normal);
}

.sidebar-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 32px;
  padding-left: 8px;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  color: var(--color-accent);
  width: 28px;
  height: 28px;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.5px;
  color: var(--color-foreground);
}

.logo-text span {
  color: var(--color-accent);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: transparent;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  width: 100%;
  text-align: left;
  font-weight: 500;
  color: var(--color-muted-foreground);
  transition: all var(--transition-fast);
}

.nav-item i {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.nav-item:hover {
  background-color: var(--color-muted);
  color: var(--color-foreground);
}

.nav-item:hover i {
  transform: translateX(2px);
}

.nav-item.active {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}

.nav-item.active i {
  color: var(--color-accent);
}

.sidebar-footer {
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  padding-left: 8px;
}

.footer-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-foreground);
}

.footer-subtitle {
  font-size: 11px;
  color: var(--color-muted-foreground);
}

/* Main Content Area Styling */
.main-content {
  margin-left: var(--sidebar-width);
  flex-grow: 1;
  padding: 24px 32px 48px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Top Header */
.top-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
  gap: 16px;
}

.mobile-logo {
  display: none;
}

.header-search-bar {
  position: relative;
  width: 380px;
  max-width: 100%;
}

.header-search-bar input {
  width: 100%;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 10px 16px 10px 42px;
  outline: none;
  font-size: 14px;
  transition: all var(--transition-fast);
}

.header-search-bar input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-soft);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--color-muted-foreground);
  pointer-events: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.date-display {
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-muted);
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: var(--border-radius-md);
  font-size: 14px;
  font-weight: 500;
}

.date-display i {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
}

/* SPA Sections Toggling */
.view-section {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.view-section.active {
  display: flex;
  flex-direction: column;
  opacity: 1;
  transform: translateY(0);
}

/* Generic Card Styles */
.card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.card:hover {
  border-color: var(--color-border-hover);
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-header h2, .card-header h3 {
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-header h2 i, .card-header h3 i {
  color: var(--color-accent);
  width: 20px;
  height: 20px;
}

.card-body {
  padding: 24px;
}

/* Typography & Text Helpers */
.text-muted {
  color: var(--color-muted-foreground);
}

.text-sm {
  font-size: 13px;
}

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

.display-block {
  display: block;
}

.font-code {
  font-family: var(--font-code);
}

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; }
.my-4 { margin-top: 16px; margin-bottom: 16px; }
.w-100 { width: 100%; }

/* Buttons & Badges */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
  border-radius: var(--border-radius-sm);
}

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

.btn-primary:hover {
  background-color: #047857;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
}

.btn-secondary {
  background-color: var(--color-secondary);
  color: var(--color-on-secondary);
}

.btn-secondary:hover {
  background-color: #475569;
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-border);
  color: var(--color-foreground);
}

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--color-muted-foreground);
}

.btn-accent {
  background-color: var(--color-warning);
  color: #000000;
}

.btn-accent:hover {
  background-color: #d97706;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.btn-outline-white {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: #ffffff;
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
}

.btn-success {
  background-color: #25d366; /* WhatsApp Green */
  color: #ffffff;
}

.btn-success:hover {
  background-color: #128c7e;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.btn-info {
  background-color: var(--color-info);
  color: #ffffff;
}

.btn-info:hover {
  background-color: #0284c7;
  transform: translateY(-1px);
}

.btn-destructive {
  background-color: var(--color-destructive);
  color: #ffffff;
}

.btn-destructive:hover {
  background-color: #b91c1c;
}

.btn-outline-destructive {
  background-color: transparent;
  border-color: rgba(220, 38, 38, 0.4);
  color: #ef4444;
}

.btn-outline-destructive:hover {
  background-color: var(--color-destructive-soft);
  border-color: #dc2626;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.badge {
  display: inline-block;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  text-transform: uppercase;
}

.badge-primary {
  background-color: var(--color-primary-soft);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.badge-outline {
  border: 1px solid var(--color-border);
  color: var(--color-muted-foreground);
}

.cursor-pointer {
  cursor: pointer;
}

/* Alert Banner Celebrations */
.alert-banner {
  background: linear-gradient(90deg, #1e3a8a, #0d9488);
  border-radius: var(--border-radius-lg);
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  box-shadow: var(--shadow-lg);
  animation: pulse-border 2s infinite ease-in-out;
  flex-wrap: wrap;
  gap: 16px;
}

.alert-banner.hidden {
  display: none;
}

.alert-banner-content {
  display: flex;
  align-items: center;
  gap: 16px;
}

.alert-banner-icon {
  font-size: 32px;
  background-color: rgba(255, 255, 255, 0.15);
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
}

.alert-banner-icon i {
  color: #f59e0b;
}

.alert-banner-text h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.alert-banner-text p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
}

.animated-icon {
  animation: wobble 1s infinite alternate ease-in-out;
}

/* Dashboard Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.stat-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-2px);
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon i {
  width: 26px;
  height: 26px;
}

.bg-primary-soft { background-color: var(--color-primary-soft); }
.text-primary { color: #38bdf8; }
.bg-accent-soft { background-color: var(--color-accent-soft); }
.text-accent { color: var(--color-accent); }
.bg-secondary-soft { background-color: var(--color-secondary-soft); }
.text-secondary { color: #94a3b8; }

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 13px;
  color: var(--color-muted-foreground);
  font-weight: 500;
}

.stat-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
}

/* Dashboard Layout Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
}

/* Timeline View */
.upcoming-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.timeline-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.timeline-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
}

.timeline-photo {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-circle);
  overflow: hidden;
  border: 2px solid var(--color-border);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
}

.timeline-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline-details {
  flex-grow: 1;
}

.timeline-name {
  font-weight: 600;
  font-size: 15px;
  color: var(--color-foreground);
}

.timeline-role {
  font-size: 12px;
  color: var(--color-muted-foreground);
}

.timeline-date {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.date-badge {
  font-size: 13px;
  font-weight: 600;
  color: #38bdf8;
}

.days-remain {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--border-radius-sm);
  background-color: rgba(56, 189, 248, 0.1);
  margin-top: 4px;
}

.days-remain.today {
  background-color: rgba(220, 38, 38, 0.15);
  color: #f87171;
  animation: pulse-bg 1s infinite alternate;
}

.days-remain.tomorrow {
  background-color: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

/* Fast Action Box */
.bg-gradient-brand {
  background: linear-gradient(135deg, #1e3a5f 0%, #064e3b 100%);
  border-color: rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 1;
}

.hero-share-content {
  position: relative;
}

.hero-share-decor {
  position: absolute;
  top: 0;
  right: 0;
  font-size: 40px;
  color: rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.hero-share-content h2 {
  font-size: 22px;
  margin-bottom: 12px;
  color: #ffffff;
}

.hero-share-content p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
}

.select-dark {
  background-color: rgba(0, 0, 0, 0.2);
  border-color: rgba(255, 255, 255, 0.15);
}

.select-dark:focus {
  border-color: var(--color-accent);
}

/* Forms & Inputs General styling */
.form-group {
  margin-bottom: 16px;
}

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

.form-control, .form-select {
  width: 100%;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 10px 14px;
  outline: none;
  font-size: 14px;
  color: var(--color-foreground);
  transition: all var(--transition-fast);
}

.form-control:focus, .form-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-soft);
}

.form-control::placeholder {
  color: var(--color-muted-foreground);
  opacity: 0.7;
}

.form-range {
  width: 100%;
  height: 6px;
  background-color: var(--color-muted);
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
}

.form-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-accent);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.form-range::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* Switch toggle element */
.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 20px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-muted);
  transition: .3s;
  border-radius: 20px;
  border: 1px solid var(--color-border);
}

.slider:before {
  position: absolute;
  content: "";
  height: 12px;
  width: 12px;
  left: 3px;
  bottom: 3px;
  background-color: var(--color-muted-foreground);
  transition: .3s;
  border-radius: 50%;
}

.switch input:checked + .slider {
  background-color: var(--color-accent-soft);
  border-color: var(--color-accent);
}

.switch input:checked + .slider:before {
  transform: translateX(20px);
  background-color: var(--color-accent);
}

/* Directory Section Header & Filter Rows */
.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.filters-card {
  margin-bottom: 24px;
}

.search-input-wrapper {
  position: relative;
  width: 320px;
}

.search-input-wrapper input {
  width: 100%;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 8px 12px 8px 36px;
  outline: none;
  font-size: 13px;
}

.search-input-wrapper input:focus {
  border-color: var(--color-accent);
}

.search-input-wrapper i {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-muted-foreground);
}

/* Teachers Directory Grid */
.teachers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.teacher-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  transition: all var(--transition-fast);
}

.teacher-card:hover {
  transform: translateY(-2px);
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-lg);
}

.teacher-card-decor {
  position: absolute;
  top: 12px;
  right: 12px;
}

.teacher-avatar-wrapper {
  width: 90px;
  height: 90px;
  border-radius: var(--border-radius-circle);
  overflow: hidden;
  margin-bottom: 16px;
  border: 3px solid var(--color-border);
  background-color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.teacher-avatar-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.teacher-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.teacher-role {
  font-size: 13px;
  color: var(--color-accent);
  background-color: var(--color-accent-soft);
  padding: 2px 10px;
  border-radius: 20px;
  margin-bottom: 12px;
  font-weight: 600;
}

.teacher-meta-list {
  width: 100%;
  border-top: 1px solid var(--color-border);
  padding-top: 12px;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
}

.teacher-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-muted-foreground);
}

.teacher-meta-item i {
  width: 15px;
  height: 15px;
  color: #38bdf8;
}

.teacher-actions {
  display: flex;
  width: 100%;
  gap: 8px;
}

.teacher-actions button, .teacher-actions a {
  flex-grow: 1;
}

/* Empty State Styles */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 32px;
  text-align: center;
}

.empty-state.hidden {
  display: none;
}

.empty-icon {
  width: 64px;
  height: 64px;
  color: var(--color-muted-foreground);
  margin-bottom: 16px;
  opacity: 0.5;
}

/* Flyer Designer Workspace */
.flyer-workspace {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 32px;
  align-items: start;
}

/* Themes Grid */
.theme-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-top: 4px;
}

.theme-btn {
  height: 48px;
  border: 2px solid transparent;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 13px;
  color: #ffffff;
  transition: all var(--transition-fast);
}

.theme-btn.active {
  border-color: var(--color-accent);
  transform: scale(1.02);
  box-shadow: 0 0 8px var(--color-accent-soft);
}

/* Color Pickers Custom Styling */
.color-picker-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex-grow: 1;
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--color-border);
  padding: 8px;
  border-radius: var(--border-radius-md);
}

.color-picker-wrapper input[type="color"] {
  -webkit-appearance: none;
  border: none;
  width: 32px;
  height: 28px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
}

.color-picker-wrapper input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker-wrapper input[type="color"]::-webkit-color-swatch {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-sm);
}

.color-picker-wrapper span {
  font-size: 10px;
  font-weight: 600;
  color: var(--color-muted-foreground);
}

/* Flyer Preview Column & Target Card styling */
.flyer-preview-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.flyer-canvas-wrapper {
  width: 100%;
  max-width: 500px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-glass);
  overflow: hidden;
  background-color: #0b0f19;
}

.flyer-preview-card {
  width: 100%;
  aspect-ratio: 1 / 1;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px;
  overflow: hidden;
  box-sizing: border-box;
}

/* Flyer Decor Elements */
.flyer-decor-circle {
  position: absolute;
  border-radius: var(--border-radius-circle);
  filter: blur(40px);
  opacity: 0.35;
  pointer-events: none;
}

.circle-top {
  width: 180px;
  height: 180px;
  top: -40px;
  right: -40px;
  background-color: var(--color-accent);
}

.circle-bottom {
  width: 220px;
  height: 220px;
  bottom: -60px;
  left: -60px;
  background-color: #3b82f6;
}

/* Flyer Card Header */
.flyer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 2;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
}

.flyer-school-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 1px;
  opacity: 0.8;
}

.inline-icon {
  width: 14px;
  height: 14px;
}

.flyer-date-tag {
  font-size: 11px;
  background-color: rgba(255, 255, 255, 0.12);
  padding: 4px 10px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

/* Flyer Card Main Body */
.flyer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  z-index: 2;
  margin: auto 0;
}

.flyer-photo-frame-container {
  margin-bottom: 16px;
  transition: all var(--transition-normal);
}

.flyer-photo-frame-container.hidden {
  display: none !important;
}

.flyer-photo-frame {
  width: 110px;
  height: 110px;
  border-radius: var(--border-radius-circle);
  border: 4px solid #ffffff;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  background-color: #334155;
  display: flex;
  align-items: center;
  justify-content: center;
}

.flyer-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.flyer-greeting-title {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 2px;
  letter-spacing: -0.5px;
}

.flyer-teacher-name {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 2px;
}

.flyer-teacher-role {
  font-size: 12px;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 1px;
  opacity: 0.85;
}

.flyer-divider {
  width: 40px;
  height: 3px;
  background-color: currentColor;
  margin: 12px auto;
  border-radius: 2px;
  opacity: 0.6;
}

.flyer-message-body {
  font-size: 12.5px;
  line-height: 1.5;
  max-width: 380px;
  opacity: 0.9;
}

/* Flyer Card Footer */
.flyer-footer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  opacity: 0.7;
  font-weight: 600;
  letter-spacing: 0.5px;
  z-index: 2;
  font-family: 'Outfit', sans-serif;
}

.footer-cake {
  width: 13px;
  height: 13px;
}

/* Flyer Theme Classes Styling Definitions */

/* 1. Elegant Dark */
.flyer-preview-card.elegant-dark {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  color: #ffffff;
}
.flyer-preview-card.elegant-dark .circle-top { background-color: var(--color-accent); }
.flyer-preview-card.elegant-dark .circle-bottom { background-color: #3b82f6; }
.flyer-preview-card.elegant-dark .flyer-school-tag { color: var(--color-accent); }
.flyer-preview-card.elegant-dark .flyer-divider { background-color: var(--color-accent); }
.flyer-preview-card.elegant-dark .flyer-photo-frame { border-color: var(--color-accent); }

/* 2. Festive Gold */
.flyer-preview-card.festive-gold {
  background: linear-gradient(135deg, #451a03 0%, #170500 100%);
  color: #fef3c7;
}
.flyer-preview-card.festive-gold .circle-top { background-color: #fbbf24; opacity: 0.2; }
.flyer-preview-card.festive-gold .circle-bottom { background-color: #f59e0b; opacity: 0.25; }
.flyer-preview-card.festive-gold .flyer-school-tag { color: #f59e0b; }
.flyer-preview-card.festive-gold .flyer-divider { background-color: #fbbf24; }
.flyer-preview-card.festive-gold .flyer-photo-frame { border-color: #fbbf24; }

/* 3. Pastel Birthday */
.flyer-preview-card.pastel-love {
  background: linear-gradient(135deg, #fce7f3 0%, #fbcfe8 50%, #e0f2fe 100%);
  color: #1e293b;
}
.flyer-preview-card.pastel-love .circle-top { background-color: #ec4899; opacity: 0.15; }
.flyer-preview-card.pastel-love .circle-bottom { background-color: #3b82f6; opacity: 0.15; }
.flyer-preview-card.pastel-love .flyer-school-tag { color: #db2777; }
.flyer-preview-card.pastel-love .flyer-divider { background-color: #ec4899; }
.flyer-preview-card.pastel-love .flyer-photo-frame { border-color: #db2777; }
.flyer-preview-card.pastel-love p { color: #334155; }

/* 4. Neon Party */
.flyer-preview-card.neon-party {
  background: linear-gradient(135deg, #2e1065 0%, #03001c 100%);
  color: #ffffff;
}
.flyer-preview-card.neon-party .circle-top { background-color: #ec4899; opacity: 0.4; }
.flyer-preview-card.neon-party .circle-bottom { background-color: #a855f7; opacity: 0.4; }
.flyer-preview-card.neon-party .flyer-school-tag { color: #f43f5e; }
.flyer-preview-card.neon-party .flyer-divider { background-color: #d946ef; }
.flyer-preview-card.neon-party .flyer-photo-frame { border-color: #f43f5e; box-shadow: 0 0 15px rgba(244, 63, 94, 0.5); }
.flyer-preview-card.neon-party h1 { text-shadow: 0 0 8px rgba(217, 70, 239, 0.6); }

/* 5. School Chalkboard */
.flyer-preview-card.school-chalk {
  background-color: #14532d;
  background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 0);
  background-size: 24px 24px;
  color: #f0fdf4;
  border: 4px dashed rgba(255, 255, 255, 0.2);
}
.flyer-preview-card.school-chalk .flyer-decor-circle { display: none; }
.flyer-preview-card.school-chalk .flyer-school-tag { color: #86efac; }
.flyer-preview-card.school-chalk .flyer-divider { background-color: #f0fdf4; height: 1px; border-style: dashed; }
.flyer-preview-card.school-chalk .flyer-photo-frame { border-color: #86efac; border-radius: 8px; }

/* Font Family Selection styles */
.font-outfit { font-family: 'Outfit', sans-serif !important; }
.font-fira-sans { font-family: 'Fira Sans', sans-serif !important; }
.font-cursive { font-family: Georgia, 'Times New Roman', serif !important; font-style: italic !important; }
.font-chalk { font-family: 'Outfit', 'Comic Sans MS', cursive !important; letter-spacing: 0.5px !important; }

/* Actions Toolbar grid */
.actions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

@media (max-width: 580px) {
  .actions-grid {
    grid-template-columns: 1fr;
  }
}

/* Database Settings views */
.settings-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.action-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.action-panel-info {
  max-width: 480px;
}

.action-panel-info h4 {
  font-size: 16px;
  margin-bottom: 4px;
}

.file-name-span {
  background-color: var(--color-muted);
  border: 1px solid var(--color-border);
  padding: 6px 12px;
  border-radius: var(--border-radius-sm);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-danger {
  border-color: rgba(220, 38, 38, 0.2);
}

.divider {
  height: 1px;
  background-color: var(--color-border);
  width: 100%;
}

/* Modal Window styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 1;
  transition: opacity var(--transition-normal);
}

.modal-overlay.hidden {
  display: none;
  opacity: 0;
}

.modal-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-glass);
  width: 720px;
  max-width: 90%;
  animation: scale-up 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.btn-close-modal {
  background: transparent;
  border: none;
  color: var(--color-muted-foreground);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.btn-close-modal:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--color-foreground);
}

.modal-body {
  padding: 24px;
  max-height: 70vh;
  overflow-y: auto;
}

.form-row {
  display: flex;
  gap: 24px;
}

.form-col-2 {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.dob-row {
  display: flex;
  gap: 8px;
}

.dob-row select {
  flex: 1;
}

.dob-row input {
  flex: 1.2;
}

/* Phone input with leading plus */
.phone-input-wrapper {
  display: flex;
  align-items: center;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.phone-input-wrapper:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px var(--color-accent-soft);
}

.phone-prefix {
  padding: 10px 4px 10px 14px;
  color: var(--color-muted-foreground);
  font-weight: 600;
  user-select: none;
}

.phone-input-wrapper input {
  border: none;
  background: transparent;
  padding-left: 2px;
}

.phone-input-wrapper input:focus {
  box-shadow: none !important;
}

/* Photo upload inside form styling */
.photo-upload-container {
  display: flex;
  align-items: center;
  gap: 16px;
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px dashed var(--color-border);
  padding: 12px;
  border-radius: var(--border-radius-md);
}

.photo-preview-circle {
  width: 64px;
  height: 64px;
  border-radius: var(--border-radius-circle);
  overflow: hidden;
  border: 2px solid var(--color-border);
  background-color: var(--color-muted);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.photo-upload-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.hidden {
  display: none !important;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  background-color: rgba(0, 0, 0, 0.15);
}

/* Toast Notifications */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--color-card);
  border: 1px solid var(--color-accent);
  color: var(--color-foreground);
  padding: 14px 24px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2000;
  animation: slide-in-up 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-weight: 500;
}

.toast.hidden {
  display: none;
}

.toast i {
  color: var(--color-accent);
  width: 18px;
  height: 18px;
}

/* Confetti effect particles */
.confetti-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  overflow: hidden;
}

.confetti-particle {
  position: absolute;
  width: 10px;
  height: 10px;
  opacity: 0.8;
  animation: fall linear forwards;
}

/* ==========================================================================
   Animations Keyframes
   ========================================================================== */

@keyframes scale-up {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes fall {
  0% {
    transform: translateY(-20px) rotate(0deg);
  }
  100% {
    transform: translateY(100vh) rotate(720deg);
  }
}

@keyframes wobble {
  0% { transform: rotate(-5deg); }
  100% { transform: rotate(5deg); }
}

@keyframes pulse-border {
  0%, 100% { box-shadow: 0 0 0 0 rgba(13, 148, 136, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(13, 148, 136, 0); }
}

@keyframes pulse-bg {
  0% { background-color: rgba(220, 38, 38, 0.1); }
  100% { background-color: rgba(220, 38, 38, 0.3); }
}

@keyframes slide-in-up {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.mobile-open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
    padding: 16px 20px;
  }
  
  .mobile-logo {
    display: flex;
    align-items: center;
    gap: 8px;
  }
}

@media (max-width: 860px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  
  .flyer-workspace {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    flex-direction: column;
    gap: 0;
  }
}

@media (max-width: 480px) {
  .top-header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .header-search-bar {
    width: 100%;
  }
  
  .alert-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .alert-banner-actions {
    width: 100%;
  }
  
  .alert-banner-actions button {
    width: 100%;
  }
}