/* ============================================================
   CLIPLY - Shared Application Styles
   Dark theme with gold accents. Space Grotesk + DM Sans.
   ============================================================ */

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

:root {
  --black: #0a0a0a;
  --white: #fafafa;
  --gold: #c9a227;
  --gold-light: #e8d48b;
  --gold-dim: rgba(201, 162, 39, 0.15);
  --gray-dark: #1a1a1a;
  --gray-mid: #2a2a2a;
  --gray-text: #999;
  --gray-border: rgba(201, 162, 39, 0.12);
  --danger: #e74c3c;
  --success: #27ae60;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
  min-height: 100vh;
}

h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  letter-spacing: -0.02em;
}

a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-light); }

/* ---- Nav ---- */
.app-nav {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 16px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 100;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(201, 162, 39, 0.1);
}

.app-nav .logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold);
  text-decoration: none;
}

.app-nav .logo span { color: var(--white); }

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--gray-text);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }

.nav-links .btn-nav {
  background: var(--gold);
  color: var(--black);
  padding: 8px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.2s;
}

.nav-links .btn-nav:hover {
  background: var(--gold-light);
  color: var(--black);
}

/* ---- Page Container ---- */
.page {
  padding: 100px 32px 60px;
  max-width: 1100px;
  margin: 0 auto;
  min-height: 100vh;
}

.page-header {
  margin-bottom: 48px;
}

.page-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 12px;
}

.page-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 12px;
}

.page-subtitle {
  font-size: 1.05rem;
  color: var(--gray-text);
  max-width: 600px;
  line-height: 1.6;
}

/* ---- Cards ---- */
.card {
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.3s, transform 0.3s;
}

.card:hover {
  border-color: rgba(201, 162, 39, 0.35);
  transform: translateY(-2px);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 10px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-primary {
  background: var(--gold);
  color: var(--black);
}

.btn-primary:hover {
  background: var(--gold-light);
  color: var(--black);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--gold);
  border: 1px solid rgba(201, 162, 39, 0.3);
}

.btn-secondary:hover {
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.08);
  color: var(--gold-light);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--gray-mid);
}

.btn-outline:hover {
  border-color: var(--gray-text);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
  border-radius: 8px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: 12px;
}

.btn-block {
  width: 100%;
}

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

/* ---- Forms ---- */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--gray-mid);
  border-radius: 10px;
  color: var(--white);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.04);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(255, 255, 255, 0.2);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23999' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-select option {
  background: var(--gray-dark);
  color: var(--white);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--gray-text);
  margin-top: 6px;
}

.form-error {
  font-size: 0.8rem;
  color: var(--danger);
  margin-top: 6px;
}

/* ---- Tags / Badges ---- */
.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-gold {
  background: rgba(201, 162, 39, 0.12);
  color: var(--gold-light);
}

.badge-green {
  background: rgba(39, 174, 96, 0.12);
  color: #2ecc71;
}

/* ---- Package Cards ---- */
.package-card {
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.package-card.featured {
  border-color: rgba(201, 162, 39, 0.4);
}

.package-card.featured::before {
  content: 'BEST VALUE';
  position: absolute;
  top: 16px;
  right: -28px;
  background: var(--gold);
  color: var(--black);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 4px 32px;
  transform: rotate(45deg);
  letter-spacing: 0.1em;
}

.package-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.package-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 4px;
}

.package-per {
  font-size: 0.85rem;
  color: var(--gray-text);
  margin-bottom: 16px;
}

.package-save {
  display: inline-block;
  background: rgba(201, 162, 39, 0.12);
  color: var(--gold-light);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.package-features {
  list-style: none;
  margin-bottom: 24px;
}

.package-features li {
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--gray-text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.package-features li::before {
  content: '✓';
  color: var(--gold);
  font-weight: 700;
}

/* ---- Time Slot Grid ---- */
.slot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 10px;
  margin: 16px 0;
}

.slot-btn {
  padding: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--gray-mid);
  border-radius: 8px;
  color: var(--white);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  font-family: 'DM Sans', sans-serif;
}

.slot-btn:hover {
  border-color: var(--gold);
  background: rgba(201, 162, 39, 0.08);
}

.slot-btn.selected {
  background: var(--gold);
  color: var(--black);
  border-color: var(--gold);
  font-weight: 600;
}

/* ---- Barber Card ---- */
.barber-card {
  display: flex;
  flex-direction: column;
}

.barber-card .barber-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 16px;
  flex-shrink: 0;
}

.barber-card .barber-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.barber-card .barber-location {
  font-size: 0.85rem;
  color: var(--gray-text);
  margin-bottom: 12px;
}

.barber-card .barber-services {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.barber-card .service-tag {
  font-size: 0.78rem;
  background: rgba(201, 162, 39, 0.08);
  border: 1px solid rgba(201, 162, 39, 0.15);
  color: var(--gray-text);
  padding: 4px 10px;
  border-radius: 6px;
}

.barber-card .barber-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gold);
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* ---- Availability Display ---- */
.avail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.9rem;
}

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

.avail-day {
  font-weight: 600;
  min-width: 100px;
}

.avail-time {
  color: var(--gray-text);
}

.avail-closed {
  color: rgba(255, 255, 255, 0.2);
  font-style: italic;
}

/* ---- Success Page ---- */
.success-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(39, 174, 96, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin: 0 auto 24px;
}

.success-card {
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: 16px;
  padding: 32px;
  max-width: 500px;
  margin: 0 auto;
}

.success-detail {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.9rem;
}

.success-detail:last-child { border-bottom: none; }

.success-detail-label { color: var(--gray-text); }
.success-detail-value { font-weight: 600; }

/* ---- Loading / Empty States ---- */
.loading {
  text-align: center;
  padding: 60px 20px;
  color: var(--gray-text);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--gray-mid);
  border-top-color: var(--gold);
  border-radius: 50%;
  margin: 0 auto 16px;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.empty-state {
  text-align: center;
  padding: 80px 20px;
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.empty-state p {
  color: var(--gray-text);
  margin-bottom: 24px;
}

/* ---- Alert / Toast ---- */
.alert {
  padding: 14px 20px;
  border-radius: 10px;
  margin-bottom: 20px;
  font-size: 0.9rem;
}

.alert-error {
  background: rgba(231, 76, 60, 0.1);
  border: 1px solid rgba(231, 76, 60, 0.3);
  color: #e74c3c;
}

.alert-success {
  background: rgba(39, 174, 96, 0.1);
  border: 1px solid rgba(39, 174, 96, 0.3);
  color: #2ecc71;
}

/* ---- Divider ---- */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201, 162, 39, 0.2), transparent);
  margin: 32px 0;
}

/* ---- Footer ---- */
.app-footer {
  padding: 32px;
  text-align: center;
  border-top: 1px solid rgba(201, 162, 39, 0.1);
}

.app-footer p {
  font-size: 0.85rem;
  color: var(--gray-text);
}

.app-footer .logo-small {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--gold);
  font-size: 1rem;
  margin-bottom: 6px;
}

/* ---- Modal ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--gray-dark);
  border: 1px solid var(--gray-border);
  border-radius: 20px;
  padding: 36px;
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.3s;
}

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

.modal-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  color: var(--gray-text);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .app-nav { padding: 14px 20px; }
  .nav-links { gap: 16px; }
  .page { padding: 80px 20px 40px; }
  .card-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .slot-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
  .nav-links a:not(.btn-nav) { display: none; }
  .page-title { font-size: 1.8rem; }
  .package-price { font-size: 2rem; }
}