/* Build The Rift - Common Modules Styles */

/* ===================================================================
   Variables Globales
=================================================================== */
:root {
  /* Colors */
  --primary: #0066cc;
  --primary-dark: #004499;
  --secondary: #00d4aa;
  --accent: #ff6b35;
  
  /* Backgrounds */
  --bg-primary: #0a0e1a;
  --bg-secondary: #1a1f2e;
  --bg-card: rgba(26, 31, 46, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.08);
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #b8c5d6;
  --text-muted: #6c7a8a;
  
  /* Effects */
  --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-strong: 0 8px 32px rgba(0, 0, 0, 0.4);
  --glow-primary: 0 0 20px rgba(0, 102, 204, 0.3);
  --glow-secondary: 0 0 20px rgba(0, 212, 170, 0.3);
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  
  /* Responsive Breakpoints */
  --mobile: 768px;
  --tablet: 992px;
  --desktop: 1200px;
  
  /* Navigation */
  --navbar-height: 70px;
}

/* ===================================================================
   Reset et Base
=================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--navbar-height) + 20px);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Background Pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 50%, rgba(0, 102, 204, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(0, 212, 170, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(255, 107, 53, 0.05) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

/* ===================================================================
   Typography
=================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

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

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

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* ===================================================================
   Navbar Unifié
=================================================================== */
.btr-navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10, 14, 26, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  height: var(--navbar-height);
  transition: all 0.3s ease;
}

.btr-navbar.scrolled {
  background: rgba(10, 14, 26, 0.98);
  box-shadow: var(--shadow-soft);
}

.navbar-container {
  max-width: var(--desktop);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-md);
  height: 100%;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  transition: transform 0.3s ease;
}

.navbar-brand:hover {
  transform: scale(1.05);
  color: var(--text-primary);
}

.navbar-brand img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  box-shadow: var(--glow-primary);
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
}

.nav-link {
  position: relative;
  padding: var(--space-xs) var(--space-sm);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--bg-glass);
}

.nav-link.active {
  color: var(--primary);
  background: var(--bg-glass);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 2px;
  background: var(--primary);
  border-radius: 1px;
}

/* Navbar Search */
.navbar-search {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 25px;
  padding: var(--space-xs);
  transition: all 0.3s ease;
}

.navbar-search:focus-within {
  border-color: var(--primary);
  box-shadow: var(--glow-primary);
}

.navbar-search input {
  background: transparent;
  border: none;
  color: var(--text-primary);
  padding: 8px 12px;
  min-width: 200px;
  outline: none;
}

.navbar-search input::placeholder {
  color: var(--text-muted);
}

.navbar-search select {
  background: transparent;
  border: none;
  color: var(--text-primary);
  padding: 8px;
  outline: none;
}

.navbar-search .search-btn {
  background: var(--primary);
  border: none;
  color: white;
  padding: 8px 12px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.navbar-search .search-btn:hover {
  background: var(--primary-dark);
  transform: scale(1.05);
}

/* ===================================================================
   Layout Principal
=================================================================== */
.main-content {
  margin-top: var(--navbar-height);
  min-height: calc(100vh - var(--navbar-height));
  padding: var(--space-lg) var(--space-md);
}

.container {
  max-width: var(--desktop);
  margin: 0 auto;
  width: 100%;
}

.container-fluid {
  width: 100%;
  padding: 0 var(--space-md);
}

/* ===================================================================
   Cards et Components
=================================================================== */
.card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: var(--space-lg);
  box-shadow: var(--shadow-soft);
  transition: all 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
  border-color: rgba(255, 255, 255, 0.2);
}

.card-header {
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.card-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.card-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.card-body {
  color: var(--text-secondary);
}

/* ===================================================================
   Buttons
=================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: 8px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: white;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-strong);
  color: white;
}

.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-ghost:hover {
  background: var(--bg-glass);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-small {
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.8rem;
}

.btn-large {
  padding: var(--space-md) var(--space-lg);
  font-size: 1.1rem;
}

/* ===================================================================
   Forms
=================================================================== */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--glow-primary);
}

.form-input::placeholder {
  color: var(--text-muted);
}

/* ===================================================================
   Grid System
=================================================================== */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.flex {
  display: flex;
  gap: var(--space-md);
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-column {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

/* ===================================================================
   Utilities
=================================================================== */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--space-xs); }
.p-2 { padding: var(--space-sm); }
.p-3 { padding: var(--space-md); }
.p-4 { padding: var(--space-lg); }
.p-5 { padding: var(--space-xl); }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* ===================================================================
   Loading States
=================================================================== */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top: 3px solid var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ===================================================================
   Responsive Design
=================================================================== */
@media (max-width: 992px) {
  .navbar-nav {
    display: none;
  }
  
  .navbar-search {
    display: none;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .container {
    padding: 0 var(--space-sm);
  }
}

@media (max-width: 768px) {
  .main-content {
    padding: var(--space-md) var(--space-sm);
  }
  
  .card {
    padding: var(--space-md);
  }
  
  .flex {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ===================================================================
   Animations
=================================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease;
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease;
}

/* ===================================================================
   Module-specific Components
=================================================================== */

/* Champion/Skin Cards */
.champion-card,
.skin-card {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.champion-card:hover,
.skin-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-strong), var(--glow-primary);
}

.champion-image,
.skin-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.champion-info,
.skin-info {
  padding: var(--space-md);
}

.champion-name,
.skin-name {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.champion-title,
.skin-price {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Statistics Cards */
.stat-card {
  text-align: center;
  padding: var(--space-lg);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  display: block;
}

.stat-label {
  color: var(--text-secondary);
  margin-top: var(--space-xs);
  font-size: 0.9rem;
}

/* Game Interface Elements */
.game-interface {
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: var(--space-lg);
}

.game-score {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.5rem;
  font-weight: 700;
}

.game-input {
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-glass);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 1.1rem;
  text-align: center;
}

.game-input:focus {
  border-color: var(--primary);
  box-shadow: var(--glow-primary);
}

/* Toast Notifications */
.toast {
  position: fixed;
  top: calc(var(--navbar-height) + var(--space-md));
  right: var(--space-md);
  background: var(--bg-card);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 12px;
  padding: var(--space-md);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-strong);
  z-index: 1001;
  animation: fadeInUp 0.3s ease;
}

.toast-success {
  border-left: 4px solid var(--secondary);
}

.toast-error {
  border-left: 4px solid var(--accent);
}

.toast-info {
  border-left: 4px solid var(--primary);
}