/**
 * @file
 * DOBIG Theme - Main Stylesheet
 * Dark theme with orange accents (#F97316)
 */

/* CSS Custom Properties */
:root {
  /* DOBIG Brand Colors */
  --dobig-orange: #F97316;
  --dobig-orange-light: #FB923C;
  --dobig-orange-dark: #EA580C;
  --dobig-dark: #0F0F0F;
  --dobig-dark-light: #1A1A1A;
  --dobig-dark-lighter: #262626;
  --dobig-gray: #404040;
  --dobig-gray-light: #737373;
  --dobig-white: #FFFFFF;
  --dobig-off-white: #F5F5F5;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --section-padding: 6rem;
  --container-max: 1280px;
  --grid-gap: 2rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(249, 115, 22, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--dobig-dark);
  color: var(--dobig-off-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--dobig-white);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
  margin-bottom: 1rem;
  color: var(--dobig-gray-light);
}

a {
  color: var(--dobig-orange);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--dobig-orange-light);
}

/* Container */
.dobig-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.dobig-container-fluid {
  width: 100%;
  padding: 0 1.5rem;
}

/* Buttons */
.dobig-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition-medium);
  border: 2px solid transparent;
  text-decoration: none;
}

.dobig-btn-primary {
  background-color: var(--dobig-orange);
  color: var(--dobig-white);
  border-color: var(--dobig-orange);
}

.dobig-btn-primary:hover {
  background-color: var(--dobig-orange-dark);
  border-color: var(--dobig-orange-dark);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.dobig-btn-outline {
  background-color: transparent;
  color: var(--dobig-white);
  border-color: var(--dobig-gray);
}

.dobig-btn-outline:hover {
  border-color: var(--dobig-orange);
  color: var(--dobig-orange);
}

.dobig-btn-white {
  background-color: var(--dobig-white);
  color: var(--dobig-dark);
  border-color: var(--dobig-white);
}

.dobig-btn-white:hover {
  background-color: var(--dobig-off-white);
}

.dobig-btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

/* Cards */
.dobig-card {
  background-color: var(--dobig-dark-lighter);
  border-radius: 16px;
  padding: 2rem;
  transition: all var(--transition-medium);
  border: 1px solid var(--dobig-gray);
  overflow: hidden;
}

.dobig-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--dobig-orange);
}

.dobig-card-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--dobig-orange), var(--dobig-orange-dark));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  color: var(--dobig-white);
}

/* Section Styling */
.dobig-section {
  padding: var(--section-padding) 0;
  position: relative;
}

.dobig-section-dark {
  background-color: var(--dobig-dark);
}

.dobig-section-darker {
  background-color: #000000;
}

.dobig-section-gray {
  background-color: var(--dobig-dark-light);
}

.dobig-section-orange {
  background: linear-gradient(135deg, var(--dobig-orange-dark), var(--dobig-orange));
}

/* Section Headers */
.dobig-section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.dobig-section-header h2 {
  margin-bottom: 1rem;
}

.dobig-section-header p {
  max-width: 600px;
  margin: 0 auto;
  font-size: 1.1rem;
}

.dobig-label {
  display: inline-block;
  background-color: rgba(249, 115, 22, 0.1);
  color: var(--dobig-orange);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

/* Grid */
.dobig-grid {
  display: grid;
  gap: var(--grid-gap);
}

.dobig-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.dobig-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.dobig-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.dobig-grid-6 {
  grid-template-columns: repeat(6, 1fr);
}

@media (max-width: 1024px) {
  .dobig-grid-4,
  .dobig-grid-6 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .dobig-grid-2,
  .dobig-grid-3,
  .dobig-grid-4,
  .dobig-grid-6 {
    grid-template-columns: 1fr;
  }
  
  :root {
    --section-padding: 4rem;
  }
}

/* Utilities */
.dobig-text-center { text-align: center; }
.dobig-text-left { text-align: left; }
.dobig-text-right { text-align: right; }

.dobig-text-orange { color: var(--dobig-orange); }
.dobig-text-white { color: var(--dobig-white); }
.dobig-text-gray { color: var(--dobig-gray-light); }

.dobig-bg-dark { background-color: var(--dobig-dark); }
.dobig-bg-darker { background-color: #000000; }
.dobig-bg-orange { background-color: var(--dobig-orange); }

.dobig-hidden { display: none; }
.dobig-visible { display: block; }

/* WhatsApp Button */
.dobig-whatsapp-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background-color: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.75rem;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  z-index: 9999;
  transition: all var(--transition-medium);
}

.dobig-whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

/* Loading Animation */
.dobig-loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--dobig-orange);
  animation: spin 1s ease-in-out infinite;
}

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

/* Fade In Animation */
.dobig-fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.dobig-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Focus States */
.dobig-btn:focus,
a:focus {
  outline: 2px solid var(--dobig-orange);
  outline-offset: 2px;
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--dobig-orange);
  color: white;
  padding: 1rem 2rem;
  z-index: 10000;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 1rem;
}