/**
 * BARELLI BARBEARIA — BRAND DESIGN SYSTEM (v2.0)
 * Palette: Barber Gold, Obsidian Black, Pure White, Charcoal Gradient
 * Typography: Playfair Display (Display/Headings) + Inter (UI/Body)
 */

:root {
  /* 03. Color Palette — Brand Design System */
  --color-obsidian: #0B0B0C;
  --color-black: #070708;
  --color-bg: #0D0D0F;
  --color-bg-elevated: #141417;
  --color-bg-card: #17171B;
  --color-bg-card-hover: #1F1F24;
  --color-surface-glass: rgba(23, 23, 27, 0.78);

  /* Barber Gold Spectrum */
  --color-gold: #D4A843;
  --color-gold-bright: #F0B929;
  --color-gold-light: #E8C76A;
  --color-gold-dark: #9B7420;
  --color-gold-muted: rgba(212, 168, 67, 0.14);
  --color-gold-border: rgba(212, 168, 67, 0.32);
  --color-gold-glow: rgba(212, 168, 67, 0.25);

  /* Pure White & Neutral Scale */
  --color-white: #FFFFFF;
  --color-gray-50: #FAFAFA;
  --color-gray-100: #F2F2F3;
  --color-gray-200: #E0E0E4;
  --color-gray-300: #C4C4CC;
  --color-gray-400: #9696A0;
  --color-gray-500: #6E6E77;
  --color-gray-600: #4A4A52;
  --color-gray-700: #2C2C32;
  --color-gray-800: #1E1E23;
  --color-gray-900: #121215;

  /* Semantic Colors */
  --color-success: #22C55E;
  --color-success-bg: rgba(34, 197, 94, 0.12);
  --color-warning: #F59E0B;
  --color-warning-bg: rgba(245, 158, 11, 0.12);
  --color-danger: #EF4444;
  --color-danger-bg: rgba(239, 68, 68, 0.12);
  --color-info: #3B82F6;
  --color-info-bg: rgba(59, 130, 246, 0.12);
  --color-whatsapp: #25D366;

  /* Gradients */
  --gradient-gold: linear-gradient(135deg, #F0B929 0%, #D4A843 50%, #A67C23 100%);
  --gradient-gold-hover: linear-gradient(135deg, #F6CB52 0%, #E0B650 50%, #B88B2B 100%);
  --gradient-charcoal: linear-gradient(145deg, #212126 0%, #151519 55%, #0E0E11 100%);
  --gradient-obsidian: radial-gradient(circle at 50% 0%, rgba(212, 168, 67, 0.12) 0%, rgba(13, 13, 15, 0.96) 65%, #070708 100%);

  /* 02. Typography (Preserved Playfair Display + Inter) */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout & Radius */
  --border-radius-xs: 6px;
  --border-radius-sm: 8px;
  --border-radius: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-pill: 9999px;

  /* Transitions & Shadows */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.55s cubic-bezier(0.22, 1, 0.36, 1);
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.7);
  --shadow-gold: 0 6px 22px rgba(212, 168, 67, 0.28);

  /* Brand Pattern Data URI (05. Graphic Assets: Top Hat & Mustache Subtle Pattern) */
  --bg-pattern-hat: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cg fill='none' stroke='%23D4A843' stroke-opacity='0.045' stroke-width='1.5'%3E%3Cpath d='M38 45c2-14 6-20 18-20s16 6 18 20'/%3E%3Cpath d='M26 46c12 4 48 4 60 0'/%3E%3Cpath d='M36 62c6-5 14-5 20 0 6-5 14-5 20 0-5 7-15 6-20 1-5 5-15 6-20-1z'/%3E%3Ccircle cx='100' cy='25' r='1.5' fill='%23D4A843' fill-opacity='0.06'/%3E%3Ccircle cx='20' cy='95' r='1.5' fill='%23D4A843' fill-opacity='0.06'/%3E%3C/g%3E%3C/svg%3E");
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  max-width: 100%;
  overflow-x: hidden;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-gray-100);
  line-height: 1.6;
  max-width: 100%;
  overflow-x: hidden;
  -webkit-tap-highlight-color: transparent;
}

button, a, input, select, textarea {
  touch-action: manipulation;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-obsidian);
}
::-webkit-scrollbar-thumb {
  background: var(--color-gray-700);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold-dark);
}

/* Brand Graphic Assets (05) */
.barelli-pattern-bg {
  background-image: var(--bg-pattern-hat);
  background-repeat: repeat;
}

/* Ornamental Brand Frame */
.barelli-ornamental-frame {
  position: relative;
  border: 1px solid var(--color-gold-border);
  border-radius: var(--border-radius-lg);
  background: var(--gradient-charcoal);
}

.barelli-ornamental-frame::before {
  content: '';
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(212, 168, 67, 0.14);
  border-radius: calc(var(--border-radius-lg) - 4px);
  pointer-events: none;
}

/* 5 Gold Dots Graphic Divider */
.brand-dots {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.brand-dots span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--color-gold);
  opacity: 0.7;
}

.brand-dots span:nth-child(3) {
  width: 7px;
  height: 7px;
  background-color: var(--color-gold-bright);
  opacity: 1;
}

/* Glass & Charcoal Cards */
.glass-panel {
  background: var(--color-surface-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--border-radius);
  transition: all var(--transition-normal);
}

.charcoal-card {
  background: var(--gradient-charcoal);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.charcoal-card:hover {
  border-color: var(--color-gold-border);
  box-shadow: var(--shadow-md);
}

/* Gold Badges & Pills */
.badge-gold {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--border-radius-pill);
  background: var(--color-gold-muted);
  border: 1px solid var(--color-gold-border);
  color: var(--color-gold-light);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.badge-promo {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--border-radius-pill);
  background: var(--gradient-gold);
  color: var(--color-black);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* Unified Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.925rem;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  text-decoration: none;
  line-height: 1.2;
}

.btn-primary {
  background: var(--gradient-gold);
  color: var(--color-black);
  box-shadow: 0 2px 10px rgba(212, 168, 67, 0.2);
}

.btn-primary:hover:not(:disabled) {
  background: var(--gradient-gold-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary:disabled {
  background: var(--color-gray-800);
  color: var(--color-gray-500);
  border-color: var(--color-gray-700);
  box-shadow: none;
  cursor: not-allowed;
}

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

.btn-outline:hover:not(:disabled) {
  background: var(--color-gold-muted);
  border-color: var(--color-gold);
  color: var(--color-gold-light);
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-gray-200);
  border-color: rgba(255, 255, 255, 0.08);
}

.btn-ghost:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--color-white);
}

.btn-whatsapp {
  background: rgba(37, 211, 102, 0.14);
  color: #4ADE80;
  border-color: rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover:not(:disabled) {
  background: #25D366;
  color: #070708;
  border-color: #25D366;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 15px 32px;
  font-size: 1rem;
  letter-spacing: 0.5px;
}

.btn-block, .w-100 {
  width: 100%;
}

.hidden {
  display: none !important;
}

.hide-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.hide-scrollbar::-webkit-scrollbar {
  display: none;
}

@media (max-width: 768px) {
  .btn {
    min-height: 44px;
  }
  .btn-sm {
    min-height: 36px;
  }
}