/* Import Premium Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,600;0,700;1,500&display=swap');

/* CSS VARIABLES (Design System) */
:root {
  --bg-primary: #0a0b0d;
  --bg-secondary: #12141a;
  --bg-card: #181b24;
  --bg-input: #1f2330;
  
  --color-gold-light: #f3e5ab;
  --color-gold: #d4af37;
  --color-gold-dark: #aa8416;
  --color-gold-gradient: linear-gradient(135deg, #e5c060 0%, #aa8416 100%);
  
  --text-primary: #f5f6f8;
  --text-secondary: #9aa0b0;
  --text-muted: #62697a;
  
  --color-success: #10b981;
  --color-danger: #ef4444;
  --color-warning: #f59e0b;
  --color-info: #3b82f6;
  
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 0 15px rgba(212, 175, 55, 0.2);
  --shadow-gold-hover: 0 0 25px rgba(212, 175, 55, 0.4);
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Outfit', sans-serif;
  --font-serif: 'Playfair Display', serif;
}

/* Global Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--color-gold) var(--bg-secondary);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: var(--color-gold-dark);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold);
}

/* Utility Layouts */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* App Header & Navigation */
.app-header {
  background-color: rgba(18, 20, 26, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 16px 0;
  box-shadow: var(--shadow-sm);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  font-size: 28px;
  color: var(--color-gold);
  text-shadow: 0 0 10px rgba(212, 175, 55, 0.4);
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
}

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

.nav-links {
  display: flex;
  gap: 12px;
  list-style: none;
}

.nav-btn {
  background: none;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 10px 20px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}

.nav-btn.active {
  color: var(--bg-primary);
  background: var(--color-gold-gradient);
  border-color: var(--color-gold);
  font-weight: 600;
  box-shadow: var(--shadow-gold);
}

.nav-btn.active:hover {
  opacity: 0.9;
}

.config-trigger {
  color: var(--color-gold);
  border: 1px solid rgba(212, 175, 55, 0.3);
}

.config-trigger:hover {
  background-color: rgba(212, 175, 55, 0.1);
  border-color: var(--color-gold);
}

/* Dynamic Views Container */
.view-panel {
  display: none;
  padding: 40px 0 80px;
  min-height: calc(100vh - 80px);
}

.view-panel.active-view {
  display: block;
  animation: fadeIn 0.4s ease forwards;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

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

/* Hero Section */
.hero {
  position: relative;
  background: linear-gradient(rgba(10, 11, 13, 0.8), rgba(10, 11, 13, 0.95)), url('assets/hero.png');
  background-size: cover;
  background-position: center;
  padding: 80px 0;
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(212, 175, 55, 0.1);
  text-align: center;
  margin-bottom: 48px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.hero-simple {
  padding: 32px 0 16px 0;
  margin-bottom: 24px;
}

.hero-title-simple {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}

.hero-subtitle-simple {
  color: var(--text-secondary);
  font-size: 15px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 32px;
}

.hero-badge {
  background-color: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--color-gold);
  color: var(--color-gold-light);
  display: inline-block;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

/* Flow Grid Layout */
.grid-2col {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 992px) {
  .grid-2col {
    grid-template-columns: 1fr;
  }
}

/* Booking Cards & Form Elements */
.card {
  background-color: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-md);
  padding: 32px;
  box-shadow: var(--shadow-md);
  margin-bottom: 32px;
  position: relative;
  transition: var(--transition-smooth);
}

.card:hover {
  border-color: rgba(212, 175, 55, 0.15);
}

.card-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 16px;
}

.card-title-icon {
  color: var(--color-gold);
}

/* Booking Flow Step Indicators */
.steps-indicator {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
  position: relative;
}

.steps-indicator::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: rgba(255, 255, 255, 0.05);
  z-index: 1;
}

.step-dot {
  position: relative;
  z-index: 2;
  background-color: var(--bg-card);
  border: 2px solid var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1;
}

.step-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.step-item.active .step-dot {
  border-color: var(--color-gold);
  color: var(--color-gold-light);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.step-item.active .step-label {
  color: var(--text-primary);
}

.step-item.completed .step-dot {
  background-color: var(--color-gold);
  border-color: var(--color-gold);
  color: var(--bg-primary);
}

.step-item.completed .step-label {
  color: var(--color-gold-light);
}

/* Selectable Cards (Barbers/Services) */
.options-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.selectable-item {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-smooth);
}

.selectable-item:hover {
  background-color: rgba(255, 255, 255, 0.04);
  border-color: rgba(212, 175, 55, 0.3);
  transform: translateX(4px);
}

.selectable-item.selected {
  background-color: rgba(212, 175, 55, 0.05);
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
}

.item-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.item-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-smooth);
}

.selectable-item.selected .item-avatar {
  border-color: var(--color-gold);
}

.item-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.item-desc {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.item-meta {
  text-align: right;
}

.item-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-gold-light);
}

.item-duration {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: flex-end;
  margin-top: 4px;
}

/* Calendar Widget */
.calendar-widget {
  margin-bottom: 24px;
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.calendar-month {
  font-size: 18px;
  font-weight: 600;
}

.calendar-nav-btn {
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.calendar-nav-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-gold);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  text-align: center;
}

.calendar-day-header {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  padding-bottom: 8px;
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  color: var(--text-primary);
}

.calendar-day:hover:not(.disabled) {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--color-gold-light);
}

.calendar-day.disabled {
  color: var(--text-muted);
  opacity: 0.25;
  cursor: not-allowed;
}

.calendar-day.today {
  border-color: rgba(212, 175, 55, 0.4);
  font-weight: 700;
}

.calendar-day.selected {
  background: var(--color-gold-gradient);
  color: var(--bg-primary);
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(212, 175, 55, 0.3);
}

/* Time Slots Picker */
.slots-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.time-slot {
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  padding: 12px 8px;
  border-radius: var(--border-radius-sm);
  text-align: center;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.time-slot:hover:not(.booked) {
  border-color: var(--color-gold);
  color: var(--color-gold-light);
  transform: translateY(-2px);
}

.time-slot.selected {
  background: var(--color-gold-gradient);
  border-color: var(--color-gold);
  color: var(--bg-primary);
  box-shadow: var(--shadow-gold);
}

.time-slot.booked {
  opacity: 0.3;
  text-decoration: line-through;
  cursor: not-allowed;
  background-color: rgba(0, 0, 0, 0.2);
  border-color: transparent;
}

/* Interactive Input Styling */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-radius: var(--border-radius-sm);
  padding: 14px 18px;
  font-family: var(--font-sans);
  font-size: 15px;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  width: 100%;
}

.btn-primary {
  background: var(--color-gold-gradient);
  color: var(--bg-primary);
  border-color: var(--color-gold);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover:not(:disabled) {
  opacity: 0.95;
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold-hover);
}

.btn-primary:disabled {
  background: var(--text-muted);
  border-color: transparent;
  color: var(--text-secondary);
  cursor: not-allowed;
  box-shadow: none;
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: var(--color-gold);
}

.btn-group {
  display: flex;
  gap: 16px;
  margin-top: 32px;
}

/* Summary / Receipt Sidebar */
.summary-box {
  background-color: rgba(212, 175, 55, 0.03);
  border: 1px dashed rgba(212, 175, 55, 0.3);
  border-radius: var(--border-radius-md);
  padding: 24px;
}

.summary-heading {
  font-family: var(--font-serif);
  font-size: 20px;
  margin-bottom: 20px;
  color: var(--color-gold-light);
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  padding-bottom: 12px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 14px;
  font-size: 14px;
}

.summary-label {
  color: var(--text-secondary);
}

.summary-val {
  font-weight: 600;
  text-align: right;
}

.summary-total {
  border-top: 1px solid rgba(212, 175, 55, 0.1);
  padding-top: 16px;
  margin-top: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.total-label {
  font-weight: 700;
  color: var(--text-primary);
}

.total-val {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-gold-light);
}

/* Success Overlay */
.success-screen {
  text-align: center;
  padding: 40px 0;
  animation: scaleIn 0.4s ease forwards;
}

.success-icon {
  font-size: 64px;
  color: var(--color-success);
  margin-bottom: 24px;
  animation: pulseSuccess 2s infinite;
}

@keyframes pulseSuccess {
  0% { transform: scale(1); filter: drop-shadow(0 0 2px rgba(16, 185, 129, 0.2)); }
  50% { transform: scale(1.05); filter: drop-shadow(0 0 15px rgba(16, 185, 129, 0.6)); }
  100% { transform: scale(1); filter: drop-shadow(0 0 2px rgba(16, 185, 129, 0.2)); }
}

.ticket-number {
  background-color: var(--bg-input);
  display: inline-block;
  padding: 10px 24px;
  border-radius: var(--border-radius-sm);
  font-family: monospace;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  margin: 16px 0 32px;
  color: var(--color-gold-light);
}

/* Barber Dashboard Statistics */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  transition: var(--transition-smooth);
}

.stat-card:hover {
  border-color: rgba(212, 175, 55, 0.15);
  transform: translateY(-2px);
}

.stat-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.stat-card.revenue .stat-icon-wrapper { background-color: rgba(212, 175, 55, 0.1); color: var(--color-gold); }
.stat-card.pending .stat-icon-wrapper { background-color: rgba(245, 158, 11, 0.1); color: var(--color-warning); }
.stat-card.active .stat-icon-wrapper { background-color: rgba(59, 130, 246, 0.1); color: var(--color-info); }
.stat-card.completed .stat-icon-wrapper { background-color: rgba(16, 185, 129, 0.1); color: var(--color-success); }

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

.stat-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Barber Main Queue List */
.queue-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.queue-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
}

.queue-filter {
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.queue-filter:focus {
  border-color: var(--color-gold);
}

.appointments-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.appointment-row {
  background-color: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-smooth);
}

.appointment-row:hover {
  border-color: rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .appointment-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}

.appt-info-main {
  display: flex;
  align-items: center;
  gap: 20px;
}

.appt-time {
  background-color: var(--bg-input);
  border: 1px solid rgba(212, 175, 55, 0.15);
  color: var(--color-gold);
  padding: 8px 16px;
  border-radius: var(--border-radius-sm);
  font-size: 16px;
  font-weight: 700;
  text-align: center;
  min-width: 70px;
}

.appt-details {
  display: flex;
  flex-direction: column;
}

.appt-client {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.appt-meta {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.appt-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.badge-status {
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-status.pending { background-color: rgba(245, 158, 11, 0.15); color: var(--color-warning); }
.badge-status.confirmed { background-color: rgba(59, 130, 246, 0.15); color: var(--color-info); }
.badge-status.completed { background-color: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.badge-status.cancelled { background-color: rgba(239, 68, 68, 0.15); color: var(--color-danger); }

.appt-actions {
  display: flex;
  gap: 8px;
}

.appt-action-btn {
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: var(--transition-smooth);
}

.appt-action-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.1);
}

.appt-action-btn.complete:hover { color: var(--color-success); border-color: var(--color-success); }
.appt-action-btn.cancel:hover { color: var(--color-danger); border-color: var(--color-danger); }

.empty-state {
  text-align: center;
  padding: 48px;
  color: var(--text-muted);
  font-size: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.empty-icon {
  font-size: 32px;
  color: var(--text-muted);
  opacity: 0.5;
}

/* Database Settings Dialog Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

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

.modal-container {
  background-color: var(--bg-card);
  border: 1px solid var(--color-gold);
  border-radius: var(--border-radius-md);
  width: 100%;
  max-width: 540px;
  padding: 32px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  position: relative;
  transform: translateY(20px);
  transition: var(--transition-smooth);
  max-height: 90vh;
  overflow-y: auto;
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 16px;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-gold);
}

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

.modal-close:hover {
  color: var(--text-primary);
}

/* Custom Switch Toggle */
.toggle-switch {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 16px;
  margin-bottom: 24px;
}

.switch-label {
  font-weight: 600;
  color: var(--text-primary);
}

.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 26px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--text-muted);
  transition: .4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--color-gold);
}

input:focus + .slider {
  box-shadow: 0 0 1px var(--color-gold);
}

input:checked + .slider:before {
  transform: translateX(24px);
}

/* Database SQL block display */
.sql-guide-box {
  background-color: var(--bg-input);
  border-left: 3px solid var(--color-gold);
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
  padding: 16px;
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-secondary);
}

.sql-guide-box code {
  color: var(--color-gold-light);
  font-family: monospace;
}

/* =============================================================== */
/* PHASE 2 - BARBER CONTROL PANEL EXTRA STYLES                    */
/* =============================================================== */

/* Secondary internal sub-nav tabs */
.barber-sub-nav {
  display: inline-flex;
  background-color: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 4px;
}

.sub-nav-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  border-radius: calc(var(--border-radius-sm) - 2px);
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sub-nav-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

.sub-nav-btn.active {
  color: var(--color-gold-light);
  background-color: var(--bg-input);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* Service management list */
.services-manage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.manage-service-card {
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-sm);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  transition: var(--transition-smooth);
}

.manage-service-card:hover {
  border-color: rgba(212, 175, 55, 0.2);
  transform: translateY(-2px);
}

.manage-service-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 12px;
}

.manage-service-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
}

.manage-service-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-gold-light);
}

.manage-service-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 16px;
  flex-grow: 1;
}

.manage-service-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 12px;
}

.manage-service-duration {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.manage-service-actions {
  display: flex;
  gap: 8px;
}

.manage-btn {
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: var(--transition-smooth);
}

.manage-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.08);
}

.manage-btn.edit:hover { color: var(--color-gold); border-color: rgba(212, 175, 55, 0.3); }
.manage-btn.delete:hover { color: var(--color-danger); border-color: rgba(239, 68, 68, 0.3); }

/* Availability settings */
.weekday-checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
}

/* Custom premium checkbox rules */
.checkbox-container {
  display: flex;
  align-items: center;
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  user-select: none;
  transition: var(--transition-smooth);
}

.checkbox-container:hover {
  color: var(--text-primary);
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkbox-checkmark {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  height: 20px;
  width: 20px;
  background-color: var(--bg-input);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  transition: var(--transition-smooth);
}

.checkbox-container:hover input ~ .checkbox-checkmark {
  border-color: rgba(212, 175, 55, 0.3);
}

.checkbox-container input:checked ~ .checkbox-checkmark {
  background-color: var(--color-gold);
  border-color: var(--color-gold);
}

.checkbox-checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkbox-checkmark:after {
  display: block;
}

.checkbox-container .checkbox-checkmark:after {
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid var(--bg-primary);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

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

/* Premium Toast Notifications */
#toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}

.premium-toast {
  background: rgba(24, 27, 36, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: var(--border-radius-sm);
  color: var(--text-primary);
  padding: 14px 20px;
  min-width: 300px;
  max-width: 400px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), var(--shadow-gold);
  display: flex;
  align-items: center;
  gap: 12px;
  pointer-events: auto;
  animation: toastSlideIn 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards, toastFadeOut 0.35s ease 3.5s forwards;
}

.premium-toast.error {
  border-color: rgba(239, 68, 68, 0.5);
  box-shadow: 0 10px 30px rgba(239, 68, 68, 0.15);
}

.premium-toast.info {
  border-color: rgba(59, 130, 246, 0.5);
  box-shadow: 0 10px 30px rgba(59, 130, 246, 0.15);
}

.toast-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  font-size: 14px;
}

.toast-icon.success { color: var(--color-success); }
.toast-icon.error { color: var(--color-danger); }
.toast-icon.info { color: var(--color-info); }

.toast-message {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
}

@keyframes toastSlideIn {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes toastFadeOut {
  from { transform: translateX(0); opacity: 1; }
  to { transform: translateX(120%); opacity: 0; }
}

/* =============================================================== */
/* MOBILE DEVICE OPTIMIZATIONS (Smartphones & Touch Devices)       */
/* =============================================================== */
@media (max-width: 768px) {
  body {
    padding-bottom: 80px; /* Make space for bottom nav bar */
  }

  /* Reduce global padding on mobile for breathing room */
  .container {
    padding: 0 16px !important;
  }

  /* Sticky Top Header Brand Only */
  .app-header {
    position: sticky;
    top: 0;
    padding: 12px 0;
    background-color: var(--bg-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }

  .header-container {
    justify-content: center;
  }

  .header-container nav {
    /* Hide from top header, will show at bottom */
    display: none;
  }

  /* Fit brand name on mobile screens without overflow */
  .logo-text {
    font-size: 18px !important;
  }

  .logo-icon {
    font-size: 20px !important;
  }

  /* Fix client view tabs wrapping on mobile */
  .client-tabs {
    gap: 8px !important;
    justify-content: space-between;
  }

  .client-tab {
    padding: 8px 6px 12px 6px !important;
    font-size: 13px !important;
    flex: 1;
    justify-content: center;
    text-align: center;
    white-space: nowrap;
    gap: 4px !important;
  }

  .client-tab i {
    width: 15px !important;
    height: 15px !important;
  }

  /* Fixed Premium Bottom Navigation Bar */
  .mobile-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(18, 20, 26, 0.98);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    padding: 10px 16px;
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: flex;
    justify-content: space-around;
    align-items: center;
  }

  .mobile-nav-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-family: var(--font-sans);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
    padding: 4px 12px;
  }

  .mobile-nav-btn i {
    width: 20px;
    height: 20px;
    transition: var(--transition-smooth);
  }

  .mobile-nav-btn.active {
    color: var(--color-gold);
    font-weight: 700;
  }

  .mobile-nav-btn.active i {
    transform: translateY(-2px);
    color: var(--color-gold);
  }

  /* Hero adjustments */
  .hero {
    padding: 40px 16px;
    margin-bottom: 24px;
  }

  .hero-title {
    font-size: 30px;
  }

  .hero-subtitle {
    font-size: 14px;
    margin-bottom: 20px;
  }

  /* Layout and grids */
  .grid-2col {
    gap: 20px;
  }

  /* Card padding reduction to maximize input width */
  .card {
    padding: 16px !important;
    margin-bottom: 20px;
  }

  .card-title {
    font-size: 20px;
    margin-bottom: 16px;
    padding-bottom: 12px;
  }

  /* Stepper indicator */
  .steps-indicator {
    margin-bottom: 24px;
  }

  .step-label {
    font-size: 9px !important;
    white-space: nowrap;
  }

  .step-dot {
    width: 28px;
    height: 28px;
    font-size: 12px;
  }

  /* Booking Success */
  .success-screen {
    padding: 30px 16px;
  }

  .success-screen h2 {
    font-size: 26px;
  }

  /* Date & Time slots adjustments */
  .calendar-grid {
    gap: 4px;
  }

  .calendar-day {
    font-size: 13px;
  }

  .slots-container {
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 8px;
  }

  .time-slot {
    padding: 10px 4px;
    font-size: 13px;
  }

  /* Modal bottom sheet effect */
  .modal-overlay {
    align-items: flex-end;
  }

  .modal-container {
    width: 100% !important;
    max-width: 100% !important;
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0 !important;
    margin: 0 !important;
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 24px 20px 40px 20px !important;
  }

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

  /* Toast notification center mobile */
  #toast-container {
    top: 16px;
    left: 16px;
    right: 16px;
  }

  .premium-toast {
    min-width: 0;
    width: 100%;
  }

  /* Table-like lists */
  .appointment-row {
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    padding: 16px;
  }

  .appt-info-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .appt-time {
    width: auto !important;
    text-align: left !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 8px;
    width: 100% !important;
  }

  .appt-actions {
    justify-content: flex-end;
    width: 100%;
  }

  /* Stat cards spacing */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
  }

  .stat-card {
    padding: 16px !important;
  }

  .stat-value {
    font-size: 20px !important;
  }

  .stat-label {
    font-size: 11px !important;
  }
}