:root {
  --plum: #130C18;
  --mulberry: #191120;
  --atelier-bg: #0B070E;
  --champagne-100: #FAF5EA;
  --champagne-200: #F4E9D0;
  --champagne-300: #E7D5AC;
  --champagne-400: #D9C187;
  --champagne-500: #C9A962;
  --gold-glow: rgba(212, 175, 55, 0.18);
  --hairline-border: rgba(229, 197, 131, 0.18);
  --glass-bg: linear-gradient(135deg, rgba(32, 22, 42, 0.72) 0%, rgba(20, 13, 27, 0.85) 100%);
  --glass-border: rgba(229, 197, 131, 0.2);
  --glass-shadow: 0 20px 45px -15px rgba(0, 0, 0, 0.75), inset 0 1px 0 rgba(244, 233, 208, 0.08);
  --sage: #A9CB82;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: #0d0912;
  background-image: 
    radial-gradient(at 15% 15%, rgba(100, 48, 120, 0.16) 0px, transparent 50%),
    radial-gradient(at 85% 75%, rgba(212, 175, 55, 0.08) 0px, transparent 55%),
    radial-gradient(at 50% 50%, rgba(24, 15, 33, 0.95) 0px, #0B070E 100%);
  background-attachment: fixed;
  color: var(--champagne-100);
  min-height: 100vh;
  padding: 16px 12px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

h1, h2, h3, .font-serif, .section-title {
  font-family: 'Cormorant Garamond', Georgia, serif;
}

/* Glass Card */
.atelier-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: 28px;
}

/* Gold Accent Buttons */
.btn-gold-gradient {
  background: linear-gradient(135deg, #EAD7B0 0%, #C9A962 50%, #A98336 100%);
  box-shadow: 0 4px 20px rgba(201, 169, 98, 0.28);
  color: #0B070E;
}

.btn-gold-gradient:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 25px rgba(201, 169, 98, 0.45);
}

.btn-gold-gradient:active {
  transform: scale(0.99);
  opacity: 0.95;
}

/* Custom Checkbox */
.custom-checkbox {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(217, 193, 135, 0.45);
  background-color: rgba(19, 12, 24, 0.6);
  border-radius: 4px;
  display: inline-grid;
  place-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.custom-checkbox:checked {
  background: #C9A962;
  border-color: #E7D5AC;
}

.custom-checkbox:checked::before {
  content: "";
  width: 8px;
  height: 8px;
  background-color: #120C16;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

/* Luxury Input Fields */
.luxury-input {
  background: rgba(19, 13, 27, 0.75);
  border: 1px solid rgba(229, 197, 131, 0.22);
  color: var(--champagne-100);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.luxury-input:focus {
  outline: none;
  border-color: #C9A962;
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.15);
  background: rgba(26, 17, 36, 0.9);
}

/* Service Card Dynamic Element Styling */
.service-card {
  position: relative;
  border-radius: 0.75rem;
  background-color: rgba(19, 12, 24, 0.8);
  border: 1px solid var(--hairline-border);
  padding: 0.875rem;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.service-card:hover {
  border-color: rgba(217, 193, 135, 0.6);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.18);
}

.service-card.selected {
  background-color: rgba(25, 17, 32, 0.95);
  border-color: rgba(217, 193, 135, 0.7);
  box-shadow: 0 0 15px rgba(201, 169, 98, 0.18);
}

/* Tech Chips */
.tech-chip {
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  background: rgba(19, 12, 24, 0.8);
  border: 1px solid var(--hairline-border);
  color: #D1D5DB;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tech-chip:hover:not(.active) {
  border-color: rgba(217, 193, 135, 0.5);
  color: #F4E9D0;
}

.tech-chip.active {
  background: linear-gradient(to right, #D9C187, #C9A962);
  color: #0B070E;
  font-weight: 600;
  border-color: #E7D5AC;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* Date Tabs Grid */
.date-tab {
  padding: 0.625rem 0.5rem;
  border-radius: 0.75rem;
  background-color: rgba(19, 12, 24, 0.8);
  border: 1px solid var(--hairline-border);
  color: #D1D5DB;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.date-tab:hover:not(.active) {
  background-color: rgba(25, 17, 32, 0.9);
  border-color: rgba(217, 193, 135, 0.4);
}

.date-tab.active {
  background: linear-gradient(135deg, #E7D5AC 0%, #D9C187 50%, #C9A962 100%);
  color: #0B070E;
  font-weight: 700;
  border-color: #FAF5EA;
  box-shadow: 0 4px 10px rgba(201, 169, 98, 0.25);
}

.date-tab .day-name {
  font-size: 0.5625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  opacity: 0.85;
}

.date-tab .day-num {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 0.8125rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

/* Time Chips */
.time-chip {
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  background-color: rgba(19, 12, 24, 0.8);
  border: 1px solid var(--hairline-border);
  font-size: 0.8125rem;
  color: #E7D5AC;
  cursor: pointer;
  transition: all 0.2s ease;
}

.time-chip:hover:not(.selected) {
  border-color: rgba(217, 193, 135, 0.6);
  background-color: rgba(25, 17, 32, 0.9);
  transform: translateY(-1px);
}

.time-chip.selected {
  background: linear-gradient(135deg, #E7D5AC, #C9A962);
  color: #0B070E;
  font-weight: 700;
  border-color: #FAF5EA;
  box-shadow: 0 4px 12px rgba(201, 169, 98, 0.3);
}

/* Toggle Buttons */
.toggle-services-btn {
  width: 100%;
  margin-top: 0.75rem;
  padding: 0.625rem 1rem;
  border-radius: 0.75rem;
  border: 1px dashed var(--hairline-border);
  background-color: rgba(11, 7, 14, 0.3);
  color: rgba(231, 213, 172, 0.85);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
}

.toggle-services-btn:hover {
  border-color: rgba(217, 193, 135, 0.5);
  color: #F4E9D0;
}

.hidden {
  display: none !important;
}

/* STAFF SURFACES (Staff Login, Staff Booking, Manager Overview - Light Teal & Black Luxury Theme) */
.staff-surface {
  color: #E2E8F0;
}

.staff-surface .badge-confirmed {
  background: rgba(45, 212, 191, 0.2);
  color: #5EEAD4;
  border: 1px solid rgba(45, 212, 191, 0.4);
}

.staff-surface .badge-held {
  background: rgba(20, 184, 166, 0.15);
  color: #2DD4BF;
  border: 1px solid rgba(45, 212, 191, 0.3);
}

.staff-surface .badge-cancelled, .staff-surface .badge-expired {
  background: rgba(225, 29, 72, 0.2);
  color: #FDA4AF;
  border: 1px solid rgba(225, 29, 72, 0.4);
}

.staff-surface .badge-completed {
  background: rgba(13, 148, 136, 0.25);
  color: #99F6E4;
  border: 1px solid rgba(45, 212, 191, 0.3);
}