/* Korea Tourism Agency - Main Styles */

/* CSS Variables - могут быть переопределены через настройки сайта */
:root {
  /* Основные цвета */
  --primary-color: #2563eb;
  --primary-light: #3b82f6;
  --primary-dark: #1d4ed8;
  --secondary-color: #dc2626;
  --accent-color: #059669;
  --success-color: #059669;
  --warning-color: #d97706;
  --info-color: #0891b2;
  --light-color: #f8fafc;
  --dark-color: #0f172a;
  --text-color: #334155;
  --background-color: #ffffff;
  --card-background: #f8fafc;
  
  /* Серые тона */
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Корейские цвета */
  --korean-red: #c41e3a;
  --korean-blue: #003478;
  
  /* Типографика */
  --font-family-primary: 'Noto Sans KR', 'Malgun Gothic', '맑은 고딕', sans-serif;
  --font-family-display: 'Playfair Display', serif;
  --font-size-base: 16px;
  --line-height-base: 1.7;
  
  /* Эффекты */
  --hero-overlay-opacity: 0.8;
  --hero-overlay-color: #2563eb;
  --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --border-radius: 8px;
  --blur-effect: 10px;
  --animation-duration: 0.3s;
  
  /* Тени */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: var(--card-shadow);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Макет */
  --hero-height-desktop: 70vh;
  --hero-height-mobile: 50vh;
  --compact-hero-height: 25vh;
  --container-max-width: 1200px;
  --navbar-height: 76px;
}

/* Base Styles */
body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--text-color);
  background-color: var(--background-color);
  padding-top: var(--navbar-height);
}

.font-korean {
  font-family: var(--font-family-primary);
}

.font-display {
  font-family: var(--font-family-display);
}

/* Custom Bootstrap Overrides */
.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
  border: none;
  box-shadow: var(--shadow-md);
  transition: all var(--animation-duration) ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.text-gradient {
  background: linear-gradient(135deg, var(--korean-red) 0%, var(--korean-blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.bg-gradient-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--korean-blue) 100%);
}

/* Navigation Styles */
.navbar {
  background: rgba(37, 99, 235, var(--hero-overlay-opacity)) !important;
  -webkit-backdrop-filter: blur(var(--blur-effect));
  backdrop-filter: blur(var(--blur-effect));
  box-shadow: var(--shadow-md);
  transition: all var(--animation-duration) ease;
}

.navbar-brand {
  font-family: var(--font-family-display);
  font-weight: 700;
  font-size: 1.5rem;
}

.nav-link {
  font-weight: 500;
  position: relative;
  transition: all var(--animation-duration) ease;
}

.nav-link:hover {
  color: #ffffff !important;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 2px;
  background: var(--korean-red);
  border-radius: 2px;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--korean-blue) 100%);
  min-height: var(--hero-height-desktop);
  position: relative;
  overflow: hidden;
}

/* Compact Hero Section for other pages */
.hero-section.compact {
  min-height: var(--compact-hero-height);
  padding: 3rem 0;
}

/* Mobile optimization for hero sections */
@media (max-width: 768px) {
  .hero-section {
    min-height: var(--hero-height-mobile);
    padding: 2rem 0;
  }
  
  .hero-section.compact {
    min-height: 20vh;
    padding: 2rem 0;
  }
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('/images/korea-bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.1;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(37, 99, 235, var(--hero-overlay-opacity)) 0%, rgba(0, 52, 120, 0.9) 100%);
  z-index: 2;
  pointer-events: none;
}

.hero-section .container {
  z-index: 3; /* Контент поверх overlay */
  position: relative;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.6;
}

.hero-image-container {
  position: relative;
}

.floating-card {
  bottom: 20px;
  right: 20px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.icon-circle {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

/* Search Section */
.search-section {
  margin-top: -100px;
  position: relative;
  z-index: 3;
}

.search-form .form-control,
.search-form .form-select {
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.search-form .form-control:focus,
.search-form .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* Section Titles */
.section-title {
  font-family: var(--font-display);
  color: var(--dark-color);
  position: relative;
}

.section-subtitle {
  max-width: 600px;
  margin: 0 auto;
}

/* Tour Cards */
.tour-card {
  transition: all 0.3s ease;
  border-radius: 20px;
  overflow: hidden;
}

.tour-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.tour-image {
  height: 250px;
  object-fit: cover;
  transition: all 0.3s ease;
}

.tour-card:hover .tour-image {
  transform: scale(1.05);
}

.tour-overlay {
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
  opacity: 0;
  transition: all 0.3s ease;
}

.tour-card:hover .tour-overlay {
  opacity: 1;
}

.tour-price .badge {
  font-size: 1rem;
  border-radius: 20px;
}

.tour-type {
  top: 15px;
  right: 15px;
}

.tour-meta {
  font-size: 0.9rem;
}

/* Article Cards */
.article-card {
  transition: all 0.3s ease;
  border-radius: 15px;
  overflow: hidden;
}

.article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.article-image {
  height: 200px;
  object-fit: cover;
  transition: all 0.3s ease;
}

.article-card:hover .article-image {
  transform: scale(1.05);
}

/* Stats Section */
.stats-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--korean-blue) 100%);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
}

.stat-icon {
  opacity: 0.8;
}

/* Guide Cards */
.guide-card {
  transition: all 0.3s ease;
  border-radius: 20px;
  overflow: hidden;
}

.guide-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.guide-avatar {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid white;
  box-shadow: var(--shadow-md);
}

.guide-specialization {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--primary-color);
  color: white;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.rating-stars {
  color: #fbbf24;
}

/* Footer */
footer {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--dark-color) 100%);
}

footer a {
  transition: all 0.3s ease;
}

footer a:hover {
  color: var(--primary-light) !important;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  transition: all 0.3s ease;
}

.social-links a:hover {
  background: var(--primary-color);
  transform: translateY(-2px);
}

/* Utility Classes */
.rounded-4 {
  border-radius: 1.5rem !important;
}

.rounded-pill {
  border-radius: 50rem !important;
}

.shadow-soft {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

/* Loading States */
.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  transform: translate(-50%, -50%);
}

@keyframes spin {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 768px) {
  body {
    padding-top: 66px;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .floating-card {
    display: none;
  }
  
  .search-section {
    margin-top: -50px;
  }
  
  .tour-card,
  .article-card,
  .guide-card {
    margin-bottom: 1rem;
  }
  
  .stats-section .stat-number {
    font-size: 2rem;
  }
}

@media (max-width: 576px) {
  .hero-buttons .btn {
    width: 100%;
    margin-bottom: 0.5rem;
  }
  
  .search-form .col-md-4 {
    margin-bottom: 1rem;
  }
  
  .search-form .btn {
    width: 100%;
  }
}

/* Print Styles */
@media print {
  .navbar,
  footer,
  .btn,
  .floating-card {
    display: none !important;
  }
  
  body {
    padding-top: 0;
  }
  
  .hero-section {
    background: white;
    color: black;
    min-height: 20vh;
    padding: 2rem 0;
  }
  
  .hero-section.compact {
    min-height: 15vh;
    padding: 1.5rem 0;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .tour-overlay,
  .hero-overlay {
    background: rgba(0, 0, 0, 0.9);
  }
  
  .text-gradient {
    background: none;
    color: var(--dark-color);
    -webkit-text-fill-color: initial;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .floating-card {
    animation: none;
  }
}