:root {
    --bg-color: #f3f5f9;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --primary-color: #10b981;
    --primary-color-hover: #059669;
    --highlight-color: #f43f5e;

    /* Claymorphism generic settings */
    --clay-bg: #ffffff;
    --clay-shadow-out-light: #ffffff;
    --clay-shadow-out-dark: #d1d9e6;
    --clay-shadow-in-light: rgba(255, 255, 255, 0.8);
    --clay-shadow-in-dark: rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Nunito', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem 1rem;
    overflow-x: hidden;
    position: relative;
}

/* Playful background blobs */
.background-decor {
    position: fixed;
    border-radius: 50%;
    z-index: -1;
    filter: blur(80px);
    opacity: 0.6;
}

.decor-1 {
    top: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: #a7f3d0;
}

.decor-2 {
    bottom: -100px;
    right: -100px;
    width: 350px;
    height: 350px;
    background: #fbcfe8;
}

.container {
    max-width: 1100px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3.5rem;
}

/* Header styling */
.clay-header {
    background: var(--clay-bg);
    padding: 2rem 4rem;
    border-radius: 40px;
    text-align: center;
    box-shadow:
        20px 20px 40px var(--clay-shadow-out-dark),
        -20px -20px 40px var(--clay-shadow-out-light),
        inset 4px 4px 10px var(--clay-shadow-in-light),
        inset -4px -4px 10px var(--clay-shadow-in-dark);
    /* Adding thick border inspired by the image, combining clay with neobrutalism */
    border: 3px solid #2d3748;
}

.title {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    color: #1e293b;
    letter-spacing: -1px;
}

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

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* Grid Layout */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    max-width: 800px;
    /* Constrain max width for better 2-column look */
    gap: 2.5rem;
    width: 100%;
    margin: 0 auto;
    justify-content: center;
    padding: 1rem;
}

/* The Game Card */
.clay-card {
    background: var(--clay-bg);
    border-radius: 35px;
    padding: 2.5rem 3.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    position: relative;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);

    /* Playful Claymorphism Effect */
    box-shadow:
        15px 15px 30px var(--clay-shadow-out-dark),
        -15px -15px 30px var(--clay-shadow-out-light),
        inset 4px 4px 10px var(--clay-shadow-in-light),
        inset -4px -4px 10px var(--clay-shadow-in-dark);

    /* Combined with border from Neo-brutalism for that playful look */
    border: 3px solid #e2e8f0;

    cursor: default;
    pointer-events: none;
    /* User can't click until selected */
}

/* Card inner icon wrapper */
.clay-card .icon-wrapper {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    background-color: #f8fafc;
    border: 3px solid var(--text-primary);
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    flex-shrink: 0;
}

.game-icon {
    width: 36px;
    height: 36px;
}

.clay-card h3 {
    font-size: 1.6rem;
    font-weight: 800;
    margin-top: 0.5rem;
}

.clay-card p {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Shuffling Animation State */
.clay-card.active {
    transform: scale(1.08) translateY(-10px);
    border: 3px solid var(--primary-color);
    box-shadow:
        0 15px 35px rgba(16, 185, 129, 0.2),
        /* Green glow */
        15px 15px 30px var(--clay-shadow-out-dark),
        -15px -15px 30px var(--clay-shadow-out-light);
    z-index: 10;
}

@property --angle {
    syntax: '<angle>';
    initial-value: 0deg;
    inherits: false;
}

@keyframes spin-angle {
    to {
        --angle: 360deg;
    }
}

/* Final Winner State */
.clay-card.winner {
    transform: scale(1.1) translateY(-5px);
    border: 4px solid transparent;
    background: 
        linear-gradient(var(--clay-bg), var(--clay-bg)) padding-box, 
        conic-gradient(from var(--angle), transparent 10%, var(--winner-color, var(--highlight-color)) 50%, var(--winner-color, var(--highlight-color)) 60%, transparent 100%) border-box;
    box-shadow:
        0 20px 40px rgba(244, 63, 94, 0.3),
        15px 15px 30px var(--clay-shadow-out-dark),
        -15px -15px 30px var(--clay-shadow-out-light),
        inset 4px 4px 10px var(--clay-shadow-in-light),
        inset -4px -4px 10px var(--clay-shadow-in-dark);
    z-index: 20;
    cursor: pointer;
    pointer-events: auto;
    /* Enable clicking */
    animation: floating 2s infinite ease-in-out, spin-angle 2.5s linear infinite;
}

.clay-card.winner::after {
    content: "Play Now!";
    position: absolute;
    bottom: -20px;
    background: var(--highlight-color);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 800;
    border: 2px solid #fff;
    box-shadow: 0 4px 15px rgba(244, 63, 94, 0.4);
    letter-spacing: 0.5px;
}

.clay-card.winner:hover {
    filter: brightness(1.05);
}

@keyframes floating {
    0% {
        transform: scale(1.1) translateY(-5px);
    }

    50% {
        transform: scale(1.1) translateY(-15px);
    }

    100% {
        transform: scale(1.1) translateY(-5px);
    }
}

/* Controls */
.controls {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-top: 1rem;
    position: relative;
    z-index: 30;
}

/* Button Styling (Clay + Playful) */
.clay-btn {
    font-family: 'Nunito', sans-serif;
    font-size: 1.5rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: white;
    background: var(--primary-color);
    border: 3px solid #065f46;
    /* Strong border for contrast */
    padding: 1.2rem 16.5rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s ease;

    /* Claymorphism */
    box-shadow:
        12px 12px 24px var(--clay-shadow-out-dark),
        -12px -12px 24px var(--clay-shadow-out-light),
        inset 4px 4px 10px rgba(255, 255, 255, 0.4),
        inset -4px -4px 10px rgba(0, 0, 0, 0.2);
}

.clay-btn:hover {
    transform: translateY(-4px);
    background: var(--primary-color-hover);
    box-shadow:
        15px 15px 30px var(--clay-shadow-out-dark),
        -15px -15px 30px var(--clay-shadow-out-light),
        inset 4px 4px 10px rgba(255, 255, 255, 0.4),
        inset -4px -4px 10px rgba(0, 0, 0, 0.2);
}

.clay-btn:active {
    transform: translateY(2px);
    box-shadow:
        5px 5px 10px var(--clay-shadow-out-dark),
        -5px -5px 10px var(--clay-shadow-out-light),
        inset 6px 6px 12px rgba(0, 0, 0, 0.3),
        inset -2px -2px 8px rgba(255, 255, 255, 0.2);
}

.clay-btn:disabled {
    background: #9ca3af;
    border-color: #6b7280;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-icon {
    font-size: 1.8rem;
}

/* Confetti wrapper */
#particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 100;
    overflow: hidden;
}

/* Screen sizes */
@media (max-width: 768px) {
    .title {
        font-size: 2.5rem;
    }

    .clay-header {
        padding: 1.5rem;
        border-radius: 25px;
    }

    .cards-grid {
        gap: 1.5rem;
        grid-template-columns: 1fr;
        /* Switch to 1 column on smaller screens to prevent squishing */
    }

    .clay-btn {
        padding: 1rem 2rem;
        font-size: 1.2rem;
    }
}