.snake-page {
    gap: 16px;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.snake-stats {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.stat-box {
    background: #1a1a2e;
    border: 1px solid #2a2a4a;
    border-radius: 10px;
    padding: 8px 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 75px;
    flex: 1;
    max-width: 120px;
}

.stat-label {
    font-size: clamp(0.65rem, 2.2vw, 0.75rem);
    color: #888;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-value {
    font-size: clamp(1.1rem, 4vw, 1.4rem);
    font-weight: 700;
    color: #667eea;
}

.speed-selector {
    color: #999;
    font-size: clamp(0.85rem, 2.8vw, 0.95rem);
}

.speed-selector select {
    background: #1a1a2e;
    color: #e0e0e0;
    border: 1px solid #2a2a4a;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.95rem;
    margin-left: 8px;
    cursor: pointer;
}

.speed-selector select:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.canvas-wrapper {
    position: relative;
    display: inline-block;
    border-radius: 12px;
    overflow: hidden;
    border: 2px solid #2a2a4a;
    background: #0a0a1a;
    width: clamp(250px, 85vmin, 440px);
}

#gameCanvas {
    display: block;
    width: 100%;
    height: auto;
}

.overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 26, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: opacity 0.2s;
}

.hidden {
    display: none;
}

.overlay-inner {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 16px;
}

.overlay-inner h2 {
    font-size: clamp(1.2rem, 5vmin, 1.6rem);
    color: #fff;
}

.overlay-inner p {
    color: #999;
    font-size: clamp(0.8rem, 2.8vw, 0.95rem);
}

.snake-controls {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

/* Wrapper keeps buttons + dpad stacked on desktop, merged grid on mobile */
.snake-control-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

/* Mobile D-Pad */
.dpad {
    display: none;
    margin-top: 8px;
}

.dpad-row {
    display: flex;
    justify-content: center;
    gap: 4px;
}

.dpad-btn {
    width: clamp(48px, 15vmin, 60px);
    height: clamp(48px, 15vmin, 60px);
    background: #1a1a2e;
    border: 2px solid #2a2a4a;
    border-radius: 12px;
    color: #667eea;
    font-size: clamp(1rem, 4vmin, 1.4rem);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    user-select: none;
    transition: background 0.1s, border-color 0.1s;
    -webkit-tap-highlight-color: transparent;
}

.dpad-btn:active {
    background: #252545;
    border-color: #667eea;
}

.dpad-spacer {
    width: clamp(48px, 15vmin, 60px);
    height: clamp(48px, 15vmin, 60px);
}

/* Responsive */
@media (max-width: 500px) {
    .game-title {
        font-size: 1.5rem;
    }

    .snake-stats {
        gap: 8px;
    }

    .stat-box {
        padding: 6px 10px;
        min-width: 65px;
    }

    .dpad {
        display: block;
    }

    .game-hint {
        display: none;
    }
}

@media (max-width: 380px) {
    .canvas-wrapper {
        border-width: 1px;
    }
}

@media (min-width: 501px) {
    .canvas-wrapper {
        width: 440px;
    }
}

/* Landscape phones */
@media (max-height: 500px) and (orientation: landscape) {
    .game-title {
        font-size: 1.2rem;
        margin-bottom: 4px;
    }

    .snake-page {
        gap: 8px;
    }

    .snake-stats {
        gap: 6px;
    }

    .stat-box {
        padding: 4px 8px;
        min-width: 55px;
    }

    .stat-value {
        font-size: 0.95rem;
    }

    .canvas-wrapper {
        width: clamp(200px, 50vmin, 300px);
    }

    .dpad {
        display: none;
    }
}

/* Touch-friendly */
@media (hover: none) and (pointer: coarse) {
    .dpad {
        display: block;
    }
}

/* Mobile: merge Play/Pause buttons and D-pad into one compact grid so the
   whole game fits 100% height without scrolling:
         up
   left       right
   Play  down  Pause */
@media (max-width: 500px) {
    .game-page.snake-page {
        padding: 16px 12px;
    }

    .snake-page {
        gap: 10px;
    }

    .snake-control-zone {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        grid-template-areas:
            ". dpad-up ."
            "dpad-left . dpad-right"
            "start dpad-down pause";
        gap: 6px;
        align-items: center;
        justify-items: center;
        width: 100%;
        max-width: 340px;
    }

    .snake-control-zone .snake-controls,
    .snake-control-zone .dpad,
    .snake-control-zone .dpad-row {
        display: contents;
    }

    .snake-control-zone .dpad-spacer {
        display: none;
    }

    .snake-control-zone .dpad-btn[data-dir="up"] { grid-area: dpad-up; }
    .snake-control-zone .dpad-btn[data-dir="left"] { grid-area: dpad-left; }
    .snake-control-zone .dpad-btn[data-dir="right"] { grid-area: dpad-right; }
    .snake-control-zone .dpad-btn[data-dir="down"] { grid-area: dpad-down; }
    .snake-control-zone #startBtn { grid-area: start; }
    .snake-control-zone #pauseBtn { grid-area: pause; }

    .snake-control-zone .dpad-btn {
        width: clamp(44px, 13vmin, 54px);
        height: clamp(44px, 13vmin, 54px);
    }

    .snake-control-zone .game-btn {
        margin-top: 0;
        padding: 10px 12px;
        font-size: 0.82rem;
        white-space: nowrap;
    }
}