/* ============================================================
   SOTELO BARBER SHOP — Global Design System
   Colors: Black #0a0a0a | Gold #C9A84C | White #FAFAFA | Gray #1a1a1a
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700;900&family=Inter:wght@300;400;500;600;700&family=Bebas+Neue&display=swap');

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:    #0a0a0a;
  --black2:   #111111;
  --dark:     #1a1a1a;
  --dark2:    #222222;
  --dark3:    #2a2a2a;
  --gold:     #C9A84C;
  --gold2:    #e8c96a;
  --gold3:    #a8882e;
  --white:    #FAFAFA;
  --gray:     #888888;
  --gray2:    #555555;
  --gray3:    #333333;
  --success:  #2ecc71;
  --danger:   #e74c3c;
  --warning:  #f39c12;
  --info:     #3498db;

  --font-heading: 'Playfair Display', serif;
  --font-display: 'Bebas Neue', cursive;
  --font-body:    'Inter', sans-serif;

  --radius:   8px;
  --radius-lg: 16px;
  --shadow:   0 4px 24px rgba(0,0,0,0.4);
  --shadow-gold: 0 0 30px rgba(201,168,76,0.2);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Typography ── */
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); line-height: 1.2; }
.display { font-family: var(--font-display); letter-spacing: 2px; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black2); }
::-webkit-scrollbar-thumb { background: var(--gold3); border-radius: 3px; }

/* ── Selection ── */
::selection { background: var(--gold); color: var(--black); }

/* ── Links ── */
a { color: inherit; text-decoration: none; transition: var(--transition); }

/* ── Utility Classes ── */
.text-gold { color: var(--gold); }
.text-gray { color: var(--gray); }
.text-white { color: var(--white); }
.bg-dark { background: var(--dark); }
.bg-black { background: var(--black); }
.bg-dark2 { background: var(--dark2); }

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 560px;
  line-height: 1.7;
}

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

.section { padding: 100px 0; }
.section-sm { padding: 60px 0; }

/* ── Gold Divider ── */
.gold-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold2));
  margin: 20px 0 40px;
  border-radius: 2px;
}
.gold-line.center { margin-left: auto; margin-right: auto; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: var(--transition);
}
.btn:hover::before { opacity: 1; }

.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: var(--black);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(201,168,76,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
}
.btn-outline:hover {
  background: var(--gold);
  color: var(--black);
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--dark2);
  color: var(--white);
  border: 1px solid var(--dark3);
}
.btn-dark:hover {
  background: var(--dark3);
  border-color: var(--gold);
  color: var(--gold);
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
}

.btn-sm { padding: 8px 20px; font-size: 0.8rem; }
.btn-lg { padding: 18px 44px; font-size: 1rem; }

/* ── Cards ── */
.card {
  background: var(--dark);
  border: 1px solid var(--dark3);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.card:hover {
  border-color: var(--gold3);
  box-shadow: var(--shadow-gold);
  transform: translateY(-4px);
}

/* ── Badge ── */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.badge-gold { background: rgba(201,168,76,0.15); color: var(--gold); border: 1px solid var(--gold3); }
.badge-success { background: rgba(46,204,113,0.15); color: var(--success); border: 1px solid var(--success); }
.badge-danger { background: rgba(231,76,60,0.15); color: var(--danger); border: 1px solid var(--danger); }
.badge-warning { background: rgba(243,156,18,0.15); color: var(--warning); border: 1px solid var(--warning); }
.badge-info { background: rgba(52,152,219,0.15); color: var(--info); border: 1px solid var(--info); }
.badge-gray { background: rgba(136,136,136,0.15); color: var(--gray); border: 1px solid var(--gray2); }

/* ── Form Inputs ── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 8px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--dark2);
  border: 1px solid var(--dark3);
  color: var(--white);
  padding: 12px 16px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.1);
}
.form-select option { background: var(--dark2); }
.form-textarea { resize: vertical; min-height: 100px; }

/* ── Stars ── */
.stars { color: var(--gold); font-size: 0.9rem; }

/* ── Toast Notification ── */
#toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.toast {
  background: var(--dark2);
  border: 1px solid var(--dark3);
  border-left: 4px solid var(--gold);
  color: var(--white);
  padding: 16px 20px;
  border-radius: var(--radius);
  min-width: 280px;
  box-shadow: var(--shadow);
  animation: toastIn 0.3s ease;
  font-size: 0.9rem;
}
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ── Fixed CTA Button ── */
.fab-book {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  color: var(--black);
  padding: 16px 24px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  box-shadow: 0 8px 30px rgba(201,168,76,0.5);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  animation: fabPulse 3s infinite;
}
.fab-book:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 12px 40px rgba(201,168,76,0.6);
}
@keyframes fabPulse {
  0%,100% { box-shadow: 0 8px 30px rgba(201,168,76,0.5); }
  50% { box-shadow: 0 8px 40px rgba(201,168,76,0.8); }
}

/* ── Loader ── */
.loader {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(201,168,76,0.2);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 8000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(4px);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal {
  background: var(--dark);
  border: 1px solid var(--dark3);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform 0.3s ease;
}
.modal-overlay.active .modal { transform: scale(1); }
.modal-header {
  padding: 24px 28px 20px;
  border-bottom: 1px solid var(--dark3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-body { padding: 28px; }
.modal-footer {
  padding: 20px 28px;
  border-top: 1px solid var(--dark3);
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}
.modal-close {
  background: none;
  border: none;
  color: var(--gray);
  cursor: pointer;
  font-size: 1.4rem;
  line-height: 1;
  transition: var(--transition);
}
.modal-close:hover { color: var(--white); }

/* ── Navigation ── */
nav.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  padding: 20px 0;
  transition: var(--transition);
}
nav.main-nav.scrolled {
  background: rgba(10,10,10,0.95);
  backdrop-filter: blur(12px);
  padding: 12px 0;
  border-bottom: 1px solid var(--dark3);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--gold), var(--gold2));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--black);
}
.nav-logo-text { line-height: 1; }
.nav-logo-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 2px;
  color: var(--white);
}
.nav-logo-text span {
  font-size: 0.65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray);
  transition: var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--gold); }
.nav-links a.active::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 16px; }
.nav-cart-btn {
  position: relative;
  background: var(--dark2);
  border: 1px solid var(--dark3);
  color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: var(--transition);
}
.nav-cart-btn:hover { border-color: var(--gold); color: var(--gold); }
.cart-count {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--gold);
  color: var(--black);
  font-size: 0.65rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  display: none;
}
.cart-count.show { display: flex; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

.fade-in {
  opacity: 0;
  transition: opacity 0.6s ease;
}
.fade-in.visible { opacity: 1; }

/* ── Grid ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ── Tables ── */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray);
  border-bottom: 1px solid var(--dark3);
}
.data-table td {
  padding: 14px 16px;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}
.data-table tr:hover td { background: rgba(255,255,255,0.02); }

/* ── Divider ── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dark3), transparent);
  margin: 60px 0;
}

/* ── Image ── */
.img-cover { width: 100%; height: 100%; object-fit: cover; }

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .section { padding: 70px 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10,10,10,0.98);
    align-items: center;
    justify-content: center;
    gap: 40px;
    z-index: 400;
  }
  .nav-links.open a { font-size: 1.4rem; }
  .fab-book { bottom: 20px; right: 20px; padding: 14px 20px; font-size: 0.78rem; }
}