/* ==========================================================================
   CODE VAULT - CLEAN, MINIMAL WHITE & ORANGE THEME (MOBILE PERFECT)
   ========================================================================== */

:root {
  /* Core Color Palette: Clean Crisp White & Vivid Orange */
  --primary-orange: #FF6600;
  --primary-orange-hover: #E55B00;
  --primary-orange-light: #FFF4EC;
  --primary-orange-glow: rgba(255, 102, 0, 0.25);
  
  --bg-page: #FAF9F6;
  --bg-surface: #FFFFFF;
  
  --text-main: #18181B;
  --text-muted: #64646E;
  
  --border-light: rgba(255, 102, 0, 0.15);
  --border-subtle: #EEEEEE;

  /* Elevation */
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(255, 102, 0, 0.1);
  --shadow-lg: 0 16px 36px rgba(255, 102, 0, 0.18);

  /* Radius */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Background Glow */
.bg-glow-orange {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 600px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 102, 0, 0.12) 0%, rgba(255, 255, 255, 0) 75%);
  pointer-events: none;
  z-index: 0;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  padding: 14px 0;
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 800;
  font-size: 1.3rem;
}

.logo-badge {
  background: linear-gradient(135deg, var(--primary-orange), #FF8800);
  color: #FFFFFF;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px var(--primary-orange-glow);
}

.brand-name span {
  color: var(--primary-orange);
}

.header-status-tag {
  background: var(--primary-orange-light);
  color: var(--primary-orange);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 102, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Main Content Area */
.main-content {
  flex: 1;
  padding: 30px 0 60px;
}

/* Hero Section */
.hero-section {
  text-align: center;
  margin-bottom: 40px;
}

.hero-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.hero-title .highlight {
  color: var(--primary-orange);
}

.hero-description {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto;
}

/* Games Grid - Optimized for Mobile */
.games-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 600px) {
  .hero-title {
    font-size: 1.75rem;
  }
  
  .hero-description {
    font-size: 0.92rem;
  }
  
  .games-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .main-content {
    padding: 20px 0 40px;
  }
}

/* Game Card */
.game-card {
  background: var(--bg-surface);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.game-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-orange);
  box-shadow: var(--shadow-md);
}

.game-card-header {
  position: relative;
  width: 100%;
  height: 170px;
  background-color: var(--primary-orange-light);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border-subtle);
}

/* Image fallback handling */
.game-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 2;
}

.game-img:not([src]), .game-img[src=""] {
  display: none;
}

.game-img-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, #FFF6F0 0%, #FFEBE0 100%);
}

.game-placeholder-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #FFFFFF;
  color: var(--primary-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 4px 10px rgba(255, 102, 0, 0.15);
  border: 2px solid rgba(255, 102, 0, 0.2);
}

.game-placeholder-text {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--primary-orange);
  background: #FFFFFF;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.game-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  text-align: center;
}

.game-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
}

.game-reward-type {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 16px;
}

.btn-redeem {
  width: 100%;
  background: linear-gradient(135deg, var(--primary-orange) 0%, #FF8000 100%);
  color: #FFFFFF;
  border: none;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 0.95rem;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 6px 16px var(--primary-orange-glow);
  transition: var(--transition);
}

.btn-redeem:hover, .btn-redeem:active {
  transform: scale(0.98);
  background: linear-gradient(135deg, #E55B00 0%, #FF7300 100%);
  box-shadow: 0 8px 20px rgba(255, 102, 0, 0.35);
}

/* Modal Styling */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 15, 20, 0.7);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 440px;
  padding: 28px 24px;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: var(--transition);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--primary-orange-light);
  border: none;
  color: var(--primary-orange);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-game-header {
  text-align: center;
  margin-bottom: 20px;
}

.modal-game-badge {
  display: inline-block;
  background: var(--primary-orange-light);
  color: var(--primary-orange);
  font-size: 0.78rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 12px;
  text-transform: uppercase;
}

/* Resource Preview Box inside Modal */
.resource-preview-box {
  background: var(--primary-orange-light);
  border: 1px solid rgba(255, 102, 0, 0.2);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  text-align: left;
}

.resource-logo-wrapper {
  position: relative;
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: 50%;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  border: 2px solid rgba(255, 102, 0, 0.25);
  overflow: hidden;
}

.resource-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
  position: relative;
  z-index: 2;
}

.resource-logo-img:not([src]), .resource-logo-img[src=""] {
  display: none !important;
}

.resource-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-orange);
  font-size: 1.6rem;
  background: #FFFFFF;
}

.resource-text-info {
  display: flex;
  flex-direction: column;
}

.resource-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.modal-resource-amount {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary-orange);
  line-height: 1.2;
}

.code-generator-box {
  background: #FFF9F5;
  border: 1px dashed var(--primary-orange);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  margin-bottom: 20px;
}

.code-display {
  font-family: monospace;
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--primary-orange);
  margin: 8px 0;
}

.progress-bar-container {
  width: 100%;
  height: 6px;
  background: #EFEFEF;
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 12px 0 6px;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--primary-orange);
  border-radius: var(--radius-full);
  transition: width 0.2s linear;
}

.generator-status {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-orange) 0%, #FF8000 100%);
  color: #FFFFFF;
  border: none;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-weight: 800;
  font-size: 0.95rem;
  font-family: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 6px 16px var(--primary-orange-glow);
}

/* Footer */
.footer {
  background: #FFFFFF;
  border-top: 1px solid var(--border-subtle);
  padding: 24px 0;
  margin-top: auto;
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Verify Button */
.btn-verify {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: linear-gradient(135deg, #16A34A 0%, #22C55E 100%);
  color: #FFFFFF;
  text-decoration: none;
  border-radius: var(--radius-md);
  padding: 14px 20px;
  font-weight: 800;
  font-size: 0.95rem;
  font-family: inherit;
  margin-bottom: 12px;
  box-shadow: 0 6px 16px rgba(22, 163, 74, 0.3);
  transition: var(--transition);
  animation: verifyPulse 1.5s infinite;
}

.btn-verify:hover {
  transform: scale(0.98);
  background: linear-gradient(135deg, #15803D 0%, #16A34A 100%);
}

@keyframes verifyPulse {
  0%   { box-shadow: 0 6px 16px rgba(22, 163, 74, 0.3); }
  50%  { box-shadow: 0 6px 24px rgba(22, 163, 74, 0.55); }
  100% { box-shadow: 0 6px 16px rgba(22, 163, 74, 0.3); }
}