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

body {
    font-family: 'Rajdhani', 'Segoe UI', sans-serif;
    background: #000000;
    min-height: 100vh;
    padding: 40px 20px;
    color: #ffffff;
}

#welcome-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
    text-align: center;
}

.welcome-title {
    font-family: 'Orbitron', 'Rajdhani', monospace;
    font-size: 4rem;
    font-weight: 900;
    color: #ffffff;
    margin-bottom: 20px;
    letter-spacing: 3px;
    text-transform: uppercase;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.welcome-subtitle {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.5rem;
    color: #888888;
    margin-bottom: 60px;
    letter-spacing: 1px;
}

#welcome-pokemon-showcase {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin-bottom: 60px;
    max-width: 900px;
}

.welcome-pokemon-card {
    background: #0a0a0a;
    border: 2px solid #1a1a1a;
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: all 0.3s ease;
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.welcome-pokemon-card:nth-child(1) { animation-delay: 0.1s; }
.welcome-pokemon-card:nth-child(2) { animation-delay: 0.2s; }
.welcome-pokemon-card:nth-child(3) { animation-delay: 0.3s; }
.welcome-pokemon-card:nth-child(4) { animation-delay: 0.4s; }
.welcome-pokemon-card:nth-child(5) { animation-delay: 0.5s; }
.welcome-pokemon-card:nth-child(6) { animation-delay: 0.6s; }
/*Source:https://developer.mozilla.org/en-US/docs/Web/CSS/@keyframes*/
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-pokemon-card:hover {
    background: #111111;
    border-color: #333333;
    transform: translateY(-10px) scale(1.05);
}

.welcome-pokemon-card img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin-bottom: 10px;
}

.welcome-pokemon-name {
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    color: #ffffff;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.welcome-button {
    font-family: 'Orbitron', monospace;
    padding: 18px 60px;
    font-size: 1.2rem;
    font-weight: 700;
    color: #000000;
    background: #ffffff;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 2px;
    text-transform: uppercase;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
}

.welcome-button:hover {
    background: #e6e6e6;
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.4);
}

h1 {
    font-family: 'Orbitron', 'Rajdhani', monospace;
    text-align: center;
    color: #ffffff;
    font-size: 2.8rem;
    font-weight: 900;
    margin-bottom: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

#game-page > p {
    font-family: 'Rajdhani', sans-serif;
    text-align: center;
    color: #888888;
    font-size: 1.1rem;
    margin-bottom: 32px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-bottom: 40px;
}

#generation-select,
#difficulty-select {
    font-family: 'Rajdhani', sans-serif;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 600;
    border: 1px solid #333333;
    border-radius: 8px;
    background: #111111;
    color: #ffffff;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.5px;
}

#generation-select:hover,
#difficulty-select:hover {
    background: #1a1a1a;
    border-color: #555555;
}

#generation-select:focus,
#difficulty-select:focus {
    outline: none;
    border-color: #ffffff;
}

.controls-overlay {
    font-family: 'Orbitron', monospace;
    padding: 12px 32px;
    font-size: 0.95rem;
    font-weight: 700;
    color: #000000;
    background: #ffffff;
    border: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
}

#start-game:hover {
    background: #e6e6e6;
    transform: translateY(-5px);
}

#game-container {
    max-width: 1400px;
    margin: 0 auto 40px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 16px;
}

#game-board {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

#game-board-unsorted-cards,
#game-board-sorted-cards {
    min-height: 200px;
    flex: 1;
    padding: 12px;
    margin-bottom: 0;
    border: 1px dashed #333333;
    border-radius: 8px;
    background: #000000;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: flex-start;
    align-content: flex-start;
}

#game-board-sorted-cards {
    margin-bottom: 0;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    padding: 20px;
    min-height: 200px;
}

.score {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed #333333;
    border-radius: 12px;
    background-color: #0a0a0a;
    padding: 20px;
    aspect-ratio: 1 / 1;
    box-sizing: border-box;
    transition: all 0.15s ease;
    min-height: 0;
    overflow: hidden;
}

.score:hover {
    background-color: #111111;
    border-color: #555555;
}
 
.score .pokemon {
    width: 100%;
    height: 100%;
    margin: 0;
    border: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.score .pokemon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    pointer-events: none;
    flex-shrink: 0;
}

.score .pokemon .pokemon-name {
    display: none;
}

.occupied-flash {
    animation: slotFlash 300ms;
}
/*Source:https://developer.mozilla.org/en-US/docs/Web/CSS/@keyframes*/
@keyframes slotFlash {
    0%   { border-color: #ff4d4d; transform: translateY(-3px); }
    100% { border-color: #333333; transform: translateY(0); }
}

#game-info,
#game-score {
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 12px;
    padding: 20px;
}

#game-info h2,
#game-score h2 {
    font-family: 'Orbitron', monospace;
    color: #ffffff;
    margin-bottom: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

#game-info p,
#game-score p {
    font-family: 'Rajdhani', sans-serif;
    color: #888888;
    line-height: 1.6;
    font-size: 1rem;
    font-weight: 500;
}

#Pokemon-container {
    width: 80%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 16px;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    min-height: 200px;
}

.pokemon {
    flex-basis: calc(20% - 20px);
    background: #0a0a0a;
    border: 1px solid #1a1a1a;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    transition: all 0.2s ease;
    cursor: grab;
    display: flex;
    flex-direction: column;
    align-items: center;
    user-select: none;
}

.pokemon:active {
    cursor: grabbing;
}

.pokemon:hover {
    background: #111111;
    border-color: #333333;
    transform: translateY(-4px);
}

.pokemon img {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin-bottom: 12px;
    transition: transform 0.2s ease;
    pointer-events: none;
}

.pokemon:hover img {
    transform: scale(1.05);
}

.pokemon-name {
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    color: #ffffff;
    font-size: 1.05rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    pointer-events: none;
}

.pokemon-stat {
    font-family: 'Orbitron', monospace;
    font-weight: 700;
    color: #00ff00;
    font-size: 0.9rem;
    margin-top: 8px;
    letter-spacing: 1px;
    pointer-events: none;
}

.score .pokemon .pokemon-stat {
    display: block;
    font-size: 1rem;
}

@media (max-width: 1024px) {
    #game-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    body {
        padding: 20px 16px;
    }

    #Pokemon-container {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 12px;
        padding: 0 16px;
    }

    .pokemon {
        padding: 16px;
    }

    .pokemon img {
        width: 100px;
        height: 100px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.6rem;
    }

    .controls {
        flex-direction: column;
        gap: 12px;
    }

    #generation-select,
    #difficulty-select,
    .controls-overlay {
        width: 100%;
        max-width: 280px;
    }

    #Pokemon-container {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        gap: 10px;
    }
}

/* Easter Egg: Rainbow animation for title */
@keyframes rainbow {
    0% { color: #ff0000; text-shadow: 0 0 20px #ff0000; }
    16% { color: #ff7700; text-shadow: 0 0 20px #ff7700; }
    33% { color: #ffff00; text-shadow: 0 0 20px #ffff00; }
    50% { color: #00ff00; text-shadow: 0 0 20px #00ff00; }
    66% { color: #0099ff; text-shadow: 0 0 20px #0099ff; }
    83% { color: #9900ff; text-shadow: 0 0 20px #9900ff; }
    100% { color: #ff0000; text-shadow: 0 0 20px #ff0000; }
}