/* SOL Card Game - Professional Styles */
:root {
    --solana-purple: #9945FF;
    --solana-green: #14F195;
    --solana-blue: #00D4FF;
    --dark-bg: #0D0D0D;
    --card-bg: #1A1A1A;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --accent-orange: #FF6B35;
    --success-green: #00C851;
    --warning-yellow: #FFD700;
    --error-red: #FF4444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    color: var(--text-primary);
    min-height: 100vh;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    position: relative;
}

/* Professional background overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/battlefield-background.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.3;
    z-index: -1;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Screen Management */
.screen {
    display: none;
    min-height: 100vh;
    padding: 20px;
}

.screen.active {
    display: block;
}

/* Typography */
.game-title {
    font-size: clamp(2rem, 8vw, 4rem);
    font-weight: 700;
    text-align: center;
    background: linear-gradient(45deg, var(--solana-purple), var(--solana-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    text-shadow: 0 0 30px rgba(153, 69, 255, 0.5);
    letter-spacing: 0.05em;
}

.game-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 2rem;
    font-weight: 400;
}

/* Enhanced Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--solana-purple), var(--solana-blue));
    color: white;
    border: 2px solid transparent;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(153, 69, 255, 0.4);
}

.btn-secondary {
    background: rgba(26, 26, 26, 0.8);
    color: var(--text-primary);
    border: 2px solid var(--solana-purple);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--solana-purple);
    transform: translateY(-2px);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-orange), var(--warning-yellow));
    color: white;
    border: 2px solid transparent;
}

.btn-accent:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.button-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

/* Welcome Screen */
.welcome-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
    padding: 2rem 0;
}

.welcome-content p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* Tutorial Screen */
.tutorial-content {
    max-width: 800px;
    margin: 0 auto;
}

.tutorial-section {
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(15px);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 2px solid rgba(153, 69, 255, 0.2);
}

.tutorial-section h3 {
    color: var(--solana-green);
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 600;
}

.card-hierarchy {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hierarchy-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(153, 69, 255, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(153, 69, 255, 0.2);
}

.card-icon {
    font-size: 2rem;
    width: 60px;
    text-align: center;
    flex-shrink: 0;
}

/* Game Screen */
.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(153, 69, 255, 0.3);
    border-radius: 15px;
    margin-bottom: 2rem;
}

.round-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-weight: 600;
}

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

.timer {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--warning-yellow);
    background: linear-gradient(135deg, var(--dark-bg), #2a2a2a);
    padding: 1rem;
    border-radius: 50%;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--warning-yellow);
    animation: pulse 2s infinite;
}

.timer.warning {
    color: var(--error-red);
    border-color: var(--error-red);
    animation: pulse-fast 0.5s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes pulse-fast {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.pot-info {
    font-size: 1.2rem;
    color: var(--solana-green);
    font-weight: 700;
}

.game-board {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2rem;
}

.player-section {
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(153, 69, 255, 0.3);
    padding: 2rem;
    border-radius: 15px;
}

.player-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.shares {
    color: var(--solana-green);
    font-weight: 600;
}

.player-hand {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

/* PROFESSIONAL CARDS */
.card {
    width: 120px;
    height: 180px;
    background: linear-gradient(135deg, var(--dark-bg), #2a2a2a);
    border: 3px solid var(--solana-purple);
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    overflow: hidden;
}

.card:hover:not(.used) {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--solana-green);
    box-shadow: 0 15px 40px rgba(20, 241, 149, 0.4);
}

.card.selected {
    border-color: var(--solana-green);
    background: rgba(20, 241, 149, 0.1);
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 15px 40px rgba(20, 241, 149, 0.6);
}

.card.used {
    opacity: 0.4;
    cursor: not-allowed;
    filter: grayscale(60%);
}

/* CARD ART - PROFESSIONAL IMPLEMENTATION */
.card-art {
    width: 100%;
    height: 75%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 12px 12px 0 0;
    position: relative;
}

.card-name {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    font-size: 0.9rem;
    text-align: center;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 8px 4px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    border-radius: 0 0 12px 12px;
}

.card.whale .card-name {
    color: var(--solana-blue);
    text-shadow: 0 0 10px var(--solana-blue);
}

.card.rugger .card-name {
    color: var(--accent-orange);
    text-shadow: 0 0 10px var(--accent-orange);
}

.card.degen .card-name {
    color: var(--text-secondary);
    text-shadow: 0 0 10px var(--text-secondary);
}

/* PROFESSIONAL CARD BACK */
.card-back {
    width: 120px;
    height: 180px;
    background: 
        url('images/card-back.png'),
        linear-gradient(135deg, var(--solana-purple), var(--dark-bg));
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 3px solid var(--solana-purple);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.95;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    animation: card-glow 3s ease-in-out infinite;
    position: relative;
}

.card-back:hover {
    border-color: var(--solana-green);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(153, 69, 255, 0.5);
}

/* Fallback for missing card back */
.card-back::after {
    content: "??";
    font-size: 3rem;
    opacity: 0.7;
    position: absolute;
    display: none; /* Hidden by default, shown if background fails */
}

@keyframes card-glow {
    0%, 100% { box-shadow: 0 4px 20px rgba(153, 69, 255, 0.3); }
    50% { box-shadow: 0 6px 25px rgba(153, 69, 255, 0.5); }
}

/* VS Section */
.vs-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    margin: 2rem 0;
}

.selected-card {
    width: 100px;
    height: 150px;
    border: 3px dashed var(--solana-blue);
    border-radius: 12px;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    backdrop-filter: blur(5px);
}

.card-placeholder {
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    font-size: 0.9rem;
}

.vs-indicator {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--solana-purple);
    text-shadow: 0 0 20px rgba(153, 69, 255, 0.8);
    animation: pulse 3s infinite;
}

/* PROFESSIONAL E-CARD SCOREBOARD */
.e-card-scoreboard {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(20px);
    border: 2px solid var(--solana-purple);
    border-radius: 15px;
    margin-bottom: 2rem;
    padding: 2rem;
    box-shadow: 0 10px 40px rgba(153, 69, 255, 0.3);
}

.e-card-scoreboard h3 {
    color: var(--solana-green);
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
    font-weight: 600;
    text-shadow: 0 0 15px rgba(20, 241, 149, 0.5);
}

.battle-grid {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.player-track, .computer-track {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

.player-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 1rem;
}

.player-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.player-role {
    font-size: 0.8rem;
    padding: 4px 12px;
    border-radius: 15px;
    margin-top: 6px;
    font-weight: 600;
    background: var(--solana-purple);
    color: white;
    text-transform: uppercase;
}

.round-squares {
    display: flex;
    gap: 6px;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.round-square {
    width: 45px;
    height: 55px;
    background: var(--card-bg);
    border: 2px solid rgba(153, 69, 255, 0.3);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 0.85rem;
}

.round-square.winner {
    background: linear-gradient(135deg, var(--success-green), #2e8b57);
    border-color: var(--success-green);
    box-shadow: 0 0 15px rgba(0, 200, 81, 0.4);
}

.round-square.loser {
    background: linear-gradient(135deg, var(--error-red), #8b2e2e);
    border-color: var(--error-red);
    box-shadow: 0 0 15px rgba(255, 68, 68, 0.4);
}

.round-square.draw {
    background: linear-gradient(135deg, var(--warning-yellow), #daa520);
    border-color: var(--warning-yellow);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.4);
}

.round-number {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.round-result {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.total-score {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--solana-green);
    background: linear-gradient(135deg, var(--dark-bg), #2a2a2a);
    padding: 10px 20px;
    border-radius: 25px;
    border: 2px solid var(--solana-green);
    text-shadow: 0 0 15px rgba(20, 241, 149, 0.8);
}

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

/* Mobile-specific enhancements */
.mobile-layout {
    padding: 0 !important;
  }
  
  .mobile-card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(70px, 1fr));
    gap: 8px;
    justify-content: center;
    max-width: 100%;
  }
  
  .mobile-scoreboard {
    background: rgba(26, 26, 26, 0.95);
    border-radius: 10px;
    padding: 1rem;
    margin: 0.5rem 0;
  }
  
  .mobile-player-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
  }
  
  /* Touch-friendly buttons for mobile */
  @media (hover: none) and (pointer: coarse) {
    .btn {
      min-height: 44px; /* Apple's recommended touch target */
      min-width: 44px;
    }
    
    .card:hover {
      transform: none; /* Disable hover effects on touch devices */
    }
    
    .card:active {
      transform: scale(0.95);
    }
  }
  

.vs-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--solana-purple);
    text-shadow: 0 0 25px rgba(153, 69, 255, 0.8);
    animation: pulse 3s infinite;
}

/* Role Badges */
.role-badge {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.85rem;
}

.role-badge.whale {
    background: linear-gradient(45deg, var(--solana-blue), var(--solana-purple));
    color: white;
}

.role-badge.rugger {
    background: linear-gradient(45deg, var(--accent-orange), var(--warning-yellow));
    color: white;
}

/* Game Controls */
.game-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.game-status {
    text-align: center;
    padding: 1.5rem;
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(153, 69, 255, 0.3);
    border-radius: 10px;
    font-weight: 600;
}

/* Results Screen */
.results-content {
    max-width: 800px;
    margin: 0 auto;
}

.final-scores {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.player-result {
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(15px);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 2px solid rgba(153, 69, 255, 0.2);
}

.player-result h3 {
    color: var(--solana-green);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.score-breakdown p {
    margin: 1rem 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.match-summary {
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(15px);
    padding: 2rem;
    border-radius: 15px;
    margin-bottom: 2rem;
    border: 2px solid rgba(153, 69, 255, 0.2);
}

.match-summary h3 {
    color: var(--solana-green);
    margin-bottom: 1rem;
    text-align: center;
    font-size: 1.4rem;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.psychological-tell {
    color: var(--warning-yellow);
    font-style: italic;
    margin-top: 10px;
    font-weight: 600;
}

/* Ultra-Compact Mobile Layout - 2025 */
@media (max-width: 768px) {
    .container {
      padding: 5px;
    }
    
    /* Compact Game Header */
    .game-header {
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
      padding: 0.75rem 1rem;
      gap: 0.5rem;
      text-align: left;
      min-height: auto;
    }
    
    .round-info {
      font-size: 0.8rem;
      line-height: 1.2;
      order: 1;
    }
    
    .timer-container {
      order: 2;
    }
    
    .timer {
      width: 45px;
      height: 45px;
      font-size: 1.2rem;
      padding: 0.5rem;
    }
    
    .pot-info {
      font-size: 0.9rem;
      order: 3;
      text-align: right;
    }
    
    /* Ultra-Compact Scoreboard */
    .e-card-scoreboard {
      padding: 0.75rem;
      margin-bottom: 0.75rem;
    }
    
    .e-card-scoreboard h3 {
      font-size: 1.1rem;
      margin-bottom: 0.75rem;
    }
    
    .battle-grid {
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
      gap: 1rem;
    }
    
    .player-track, .computer-track {
      flex: 1;
      align-items: center;
    }
    
    .player-label {
      margin-bottom: 0.5rem;
    }
    
    .player-name {
      font-size: 0.9rem;
    }
    
    .player-role {
      font-size: 0.7rem;
      padding: 2px 8px;
    }
    
    .round-squares {
      gap: 2px;
      margin-bottom: 0.5rem;
      max-width: 120px;
      justify-content: center;
    }
    
    .round-square {
      width: 18px;
      height: 22px;
      font-size: 0.6rem;
      border-radius: 4px;
    }
    
    .total-score {
      font-size: 1rem;
      padding: 6px 12px;
    }
    
    .vs-text {
      font-size: 1rem;
      margin: 0;
    }
    
    /* Compact Game Board */
    .game-board {
      gap: 0.75rem;
      margin-bottom: 0.75rem;
    }
    
    .player-section {
      padding: 1rem 0.75rem;
    }
    
    .player-header {
      margin-bottom: 1rem;
      gap: 0.25rem;
    }
    
    /* Smaller Cards */
    .card, .card-back {
      width: 65px;
      height: 95px;
      border-width: 2px;
      border-radius: 12px;
    }
    
    .card-name {
      font-size: 0.65rem;
      padding: 3px 1px;
    }
    
    .player-hand {
      gap: 4px;
      margin-bottom: 0.5rem;
    }
    
    /* Compact VS Section */
    .vs-section {
      margin: 0.5rem 0;
      gap: 0.75rem;
    }
    
    .selected-card {
      width: 55px;
      height: 80px;
      border-width: 2px;
    }
    
    .vs-indicator {
      font-size: 1.4rem;
    }
    
    /* Compact Controls */
    .game-controls {
      gap: 0.5rem;
      margin-bottom: 1rem;
    }
    
    .btn {
      min-width: 100px;
      padding: 8px 12px;
      font-size: 0.8rem;
      border-radius: 8px;
    }
    
    .game-status {
      padding: 1rem;
      font-size: 0.9rem;
    }
  }
  
  /* Extra Small Mobile - Ultra Compact */
  @media (max-width: 480px) {
    .container {
      padding: 3px;
    }
    
    /* Micro Header */
    .game-header {
      padding: 0.5rem 0.75rem;
      font-size: 0.8rem;
    }
    
    .timer {
      width: 40px;
      height: 40px;
      font-size: 1rem;
    }
    
    /* Micro Scoreboard */
    .e-card-scoreboard {
      padding: 0.5rem;
    }
    
    .e-card-scoreboard h3 {
      font-size: 1rem;
      margin-bottom: 0.5rem;
    }
    
    .player-name {
      font-size: 0.8rem;
    }
    
    .player-role {
      font-size: 0.6rem;
      padding: 1px 6px;
    }
    
    .round-square {
      width: 16px;
      height: 20px;
      font-size: 0.5rem;
    }
    
    .total-score {
      font-size: 0.9rem;
      padding: 4px 10px;
    }
    
    /* Micro Cards */
    .card, .card-back {
      width: 55px;
      height: 80px;
      border-radius: 10px;
    }
    
    .card-name {
      font-size: 0.55rem;
      padding: 2px 1px;
    }
    
    .player-hand {
      gap: 3px;
    }
    
    .selected-card {
      width: 45px;
      height: 65px;
    }
    
    .vs-indicator {
      font-size: 1.2rem;
    }
    
    /* Micro Controls */
    .btn {
      min-width: 80px;
      padding: 6px 10px;
      font-size: 0.75rem;
    }
    
    .game-controls {
      margin-bottom: 0.5rem;
    }
    
    .game-status {
      padding: 0.75rem;
      font-size: 0.8rem;
    }
  }
  
  /* Landscape Mobile Optimization */
  @media (max-width: 768px) and (orientation: landscape) {
    .game-board {
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      gap: 1rem;
      align-items: start;
    }
    
    .vs-section {
      margin: 0;
      align-self: center;
    }
    
    .e-card-scoreboard {
      order: -1;
    }
    
    .timer {
      width: 35px;
      height: 35px;
      font-size: 0.9rem;
    }
  }
  
/* Hero Card Showcase - Professional Landing Page Cards */
.preview-card-showcase {
  text-align: center;
  padding: 2rem;
}

.showcase-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--solana-green);
  margin-bottom: 2rem;
  text-shadow: 0 0 20px rgba(20, 241, 149, 0.5);
}

.card-trio {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

/* Professional Preview Cards */
.preview-card {
  width: 160px;
  height: 240px;
  background: linear-gradient(135deg, var(--dark-bg), #2a2a2a);
  border: 3px solid var(--solana-purple);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.preview-card:hover {
  transform: translateY(-15px) scale(1.05);
  box-shadow: 0 20px 50px rgba(153, 69, 255, 0.4);
}

/* Card-specific hover effects */
.whale-card:hover {
  border-color: var(--solana-blue);
  box-shadow: 0 20px 50px rgba(0, 212, 255, 0.4);
}

.degen-card:hover {
  border-color: var(--solana-green);
  box-shadow: 0 20px 50px rgba(20, 241, 149, 0.4);
}

.rugger-card:hover {
  border-color: var(--accent-orange);
  box-shadow: 0 20px 50px rgba(255, 107, 53, 0.4);
}

/* Card Image Container */
.card-image {
  width: 100%;
  height: 75%;
  position: relative;
  overflow: hidden;
  border-radius: 17px 17px 0 0;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.4s ease;
  filter: brightness(0.95) contrast(1.1);
}

.preview-card:hover .card-image img {
  transform: scale(1.1);
  filter: brightness(1.05) contrast(1.2);
}

/* Card Labels */
.card-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.7));
  padding: 12px;
  text-align: center;
  border-radius: 0 0 17px 17px;
}

.card-name {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
}

.card-description {
  display: block;
  font-size: 0.8rem;
  opacity: 0.9;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Card-specific label colors */
.whale-card .card-name {
  color: var(--solana-blue);
  text-shadow: 0 0 15px rgba(0, 212, 255, 0.8);
}

.whale-card .card-description {
  color: var(--solana-blue);
}

.degen-card .card-name {
  color: var(--solana-green);
  text-shadow: 0 0 15px rgba(20, 241, 149, 0.8);
}

.degen-card .card-description {
  color: var(--solana-green);
}

.rugger-card .card-name {
  color: var(--accent-orange);
  text-shadow: 0 0 15px rgba(255, 107, 53, 0.8);
}

.rugger-card .card-description {
  color: var(--accent-orange);
}

/* VS Indicators */
.preview-vs {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--solana-green);
  text-shadow: 0 0 20px rgba(20, 241, 149, 0.8);
  animation: pulse-glow 2s infinite;
  padding: 0 1rem;
}

@keyframes pulse-glow {
  0%, 100% {
    text-shadow: 0 0 20px rgba(20, 241, 149, 0.8);
    transform: scale(1);
  }
  50% {
    text-shadow: 0 0 30px rgba(20, 241, 149, 1);
    transform: scale(1.1);
  }
}

/* Mobile Responsiveness for Cards */
@media (max-width: 768px) {
  .card-trio {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .preview-vs {
    transform: rotate(90deg);
    margin: 0.5rem 0;
  }
  
  .preview-card {
    width: 140px;
    height: 210px;
  }
  
  .showcase-title {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .preview-card {
    width: 120px;
    height: 180px;
  }
  
  .card-name {
    font-size: 0.9rem;
  }
  
  .card-description {
    font-size: 0.7rem;
  }
}

/* Touch Optimization */
@media (max-width: 768px) {
  /* Reduce touch targets slightly but keep accessible */
  .card {
    min-height: 80px;
    min-width: 55px;
  }
  
  .btn {
    min-height: 40px;
    touch-action: manipulation;
  }
  
  /* Prevent zoom on form focus */
  input, select, textarea {
    font-size: 16px;
  }
  
  /* Smooth scrolling for mobile */
  html {
    -webkit-overflow-scrolling: touch;
  }
  
  /* Reduce spacing everywhere */
  .player-section {
    margin-bottom: 0.5rem;
  }
  
  .game-board {
    margin-bottom: 0.5rem;
  }
}