:root {
    --color-bg: #fffbe7; /* off-white background */
    --color-primary: #f47c2b; /* orange */
    --color-accent: #f9d423; /* yellow */
    --color-secondary: #2bb6a8; /* teal */
    --color-btn: #3a6edb; /* blue */
    --color-btn-hover: #7c4fd6; /* purple */
    --color-card: #fff;
    --color-card-border: #f47c2b; /* orange border for cards */
    --color-text: #222;
    --color-muted: #888;
}

body {
    font-family: sans-serif;
    text-align: center;
    padding: 50px;
    background: var(--color-bg);
    color: var(--color-text);
}

h1 {
    color: var(--color-primary);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
}

p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
}

.card-row {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin: 40px 0 30px 0;
    flex-wrap: wrap;
}

.card-row.vertical {
    flex-direction: column;
    align-items: center;
    gap: 18px;
    width: 100%;
    max-width: 420px;
    margin: 40px auto 30px auto;
}

.game-card {
    background: var(--color-card);
    color: var(--color-text);
    border-radius: 18px;
    border: 2.5px solid var(--color-card-border);
    box-shadow: 0 4px 16px rgba(255,94,98,0.10), 0 1.5px 6px rgba(249,212,35,0.10);
    padding: 36px 28px;
    min-width: 180px;
    min-height: 80px;
    font-size: clamp(1.1rem, 3vw, 1.4rem);
    font-weight: bold;
    cursor: grab;
    user-select: none;
    transition: transform 0.15s, box-shadow 0.15s, border 0.15s, background 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-bottom: 2px;
}
.game-card:active, .game-card:focus {
    transform: scale(1.04) rotate(-2deg);
    box-shadow: 0 8px 24px rgba(255,94,98,0.18);
    background: var(--color-accent);
    outline: 2px solid var(--color-secondary);
}
.game-card.dragging {
    opacity: 0.5;
    box-shadow: 0 0 0 4px var(--color-accent), 0 8px 24px rgba(54,198,244,0.18);
}
.game-card.placeholder {
    background: repeating-linear-gradient(135deg, #f9f9f9 0px, #f9f9f9 10px, var(--color-accent) 10px, var(--color-accent) 20px);
    border: 2px dashed var(--color-primary);
    opacity: 0.7;
    min-height: 80px;
    min-width: 160px;
    box-shadow: none;
    transition: background 0.2s, border 0.2s;
}
.card-label {
    z-index: 2;
}
.submit-btn, .score-btn, .home-btn {
    background: var(--color-btn);
    color: #fff;
    border: none;
    border-radius: 12px;
    padding: 18px 36px;
    font-size: clamp(1.1rem, 3vw, 1.3rem);
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(54,198,244,0.10);
    transition: background 0.2s, transform 0.1s;
    width: 100%;
    max-width: 320px;
    margin-bottom: 12px;
}
.submit-btn:active, .score-btn:active, .home-btn:active {
    background: var(--color-btn-hover);
    transform: scale(1.04);
}
.submit-btn:focus, .score-btn:focus, .home-btn:focus {
    outline: 2px solid var(--color-primary);
}
.move-btn {
    background: #fff;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.3em;
    font-weight: bold;
    margin: 0 8px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border 0.15s;
    box-shadow: 0 1px 4px rgba(255,94,98,0.08);
    outline: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.move-btn:hover, .move-btn:focus {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-accent);
}
.drag-instructions {
    font-size: clamp(1rem, 2.5vw, 1.15rem);
    color: var(--color-muted);
    margin-bottom: 10px;
    font-weight: 500;
}
input, button {
    font-size: 16px;
}
.home-form {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    max-width: 320px;
}
.home-form:last-of-type {
    gap: 8px;
    margin-bottom: 0;
}
.about-section {
    margin: 36px auto 0 auto;
    max-width: 420px;
    background: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 12px 32px 12px;
}
.about-img {
    width: 180px;
    max-width: 80vw;
    border-radius: 18px;
    margin-bottom: 18px;
    box-shadow: 0 4px 16px rgba(44,44,44,0.10);
}
.about-text {
    font-size: 1.08em;
    color: var(--color-text);
    background: none;
    margin-bottom: 0;
    line-height: 1.5;
}
.submit-btn.sticky-submit {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 200;
    box-shadow: 0 -2px 12px rgba(54,198,244,0.10);
    margin-bottom: 0;
}
@media (max-width: 700px) {
    body {
        padding: 10px;
    }
    .card-row {
        flex-direction: column;
        align-items: center;
        gap: 18px;
    }
    .card-row.vertical {
        gap: 10px;
        max-width: 98vw;
    }
    .game-card {
        min-width: 0;
        width: 98vw;
        font-size: 1em;
        padding: 18px 8px;
    }
    .submit-btn, .score-btn, .home-btn {
        min-width: 90vw;
        font-size: 1em;
        padding: 18px 0;
        position: static;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 100;
        margin-bottom: 0;
    }
    .submit-btn.sticky-submit {
        min-width: 90vw;
        font-size: 1em;
        padding: 18px 0;
        position: sticky;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 200;
        margin-bottom: 0;
    }
    .drag-instructions {
        font-size: 1em;
    }
    .score-table {
        display: block;
        overflow-x: auto;
        width: 100%;
    }
    .about-section { max-width: 98vw; padding: 0 2vw 24px 2vw; }
    .about-img { width: 98vw; max-width: 98vw; }
    .about-text { font-size: 1em; }
    .home-form { max-width: 98vw; }
}