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

body {
    background: #05060a;
    color: #fff;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

/* Wraps canvas + overlays + HUD */
.game-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
}

canvas {
    background: radial-gradient(circle at top, #202534 0%, #04040a 80%);
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
    touch-action: none;
    width: 100vw;
    max-width: 480px;
    height: auto;
}

/* Top HUD */
.hud {
    width: 100%;
    max-width: 480px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    padding: 2px 4px 0 4px;
    gap: 4px;
}

.hud-left {
    display: flex;
    gap: 6px;
    align-items: center;
    flex-wrap: wrap;
}

.pill {
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    white-space: nowrap;
}

/* Buttons */
.btn {
    padding: 4px 10px;
    font-size: 13px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    background: linear-gradient(135deg, #ffcc00, #ffdf4d);
    color: #000;
    font-weight: 600;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.6);
    transition: transform 0.1s ease, box-shadow 0.1s ease, background 0.1s ease;
    white-space: nowrap;
}

.btn:active {
    transform: translateY(1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
    background: linear-gradient(135deg, #ffe470, #ffdf4d);
}

.btn.secondary {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    box-shadow: none;
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn.secondary:active {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(1px);
}

/* Hints below canvas */
.hint {
    font-size: 11px;
    opacity: 0.7;
    text-align: center;
}

.hint-secondary {
    opacity: 0.5;
}

@media (max-height: 600px) {
    body {
        align-items: flex-start;
        padding-top: 10px;
    }
}

/* Overlays (main menu + pause) */

.overlay {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.overlay.visible {
    display: flex;
    pointer-events: auto;
}

.overlay-panel {
    width: 80%;
    max-width: 320px;
    padding: 16px 18px 14px;
    border-radius: 16px;
    background: rgba(5, 6, 12, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.8);
    text-align: center;
}

.overlay-panel h1 {
    font-size: 20px;
    margin-bottom: 4px;
}

.overlay-panel p {
    font-size: 13px;
    opacity: 0.8;
    margin-bottom: 10px;
}

.overlay-buttons {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 6px;
}

.overlay-small {
    font-size: 12px;
    margin-top: 4px;
    opacity: 0.7;
}

/* Footer credit */
.footer {
    margin: 8px 0 10px;
    font-size: 11px;
    opacity: 0.8;
    text-align: center;
}