:root {
    --bg-deep: #150d08;
    --accent-a: #ffb347;
    --accent-b: #ff6b6b;
    --accent-c: #ffe14d;
    --accent-gradient: linear-gradient(135deg, var(--accent-a), var(--accent-b) 55%, var(--accent-c));
    --text-main: #fbf1e4;
    --text-dim: rgba(251, 241, 228, 0.65);
    --card-bg: rgba(255, 179, 71, 0.1);
    --card-border: rgba(255, 179, 71, 0.25);
}

* {
    box-sizing: border-box;
}

body {
    background: var(--bg-deep);
    color: var(--text-main);
    margin: 0;
    min-height: 100vh;
    font-family: 'Poppins', 'Comic Sans', cursive;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.bg-glow {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(45rem 45rem at 15% 10%, rgba(255, 179, 71, 0.18), transparent 60%),
        radial-gradient(35rem 35rem at 90% 15%, rgba(255, 107, 107, 0.16), transparent 60%),
        linear-gradient(180deg, rgba(21, 13, 8, 0.9), rgba(21, 13, 8, 0.98));
}

.back-link {
    position: fixed;
    top: 1.25rem;
    left: 1.25rem;
    z-index: 2;
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.9rem;
    background: rgba(255, 179, 71, 0.08);
    border: 1px solid var(--card-border);
    padding: 0.5rem 1rem;
    border-radius: 0.75rem;
    backdrop-filter: blur(10px);
    transition: color 0.2s ease, border-color 0.2s ease;
}

.back-link:hover {
    color: var(--text-main);
    border-color: rgba(255, 255, 255, 0.3);
}

.game-shell {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.hud-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
}

.hud-chip {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.75rem;
    padding: 0.4rem 0.9rem;
    font-size: 0.85rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.hud-chip span {
    color: var(--accent-c);
}

.canvas-wrap {
    position: relative;
    width: min(88vw, 78vh, 460px);
    aspect-ratio: 1 / 1;
    border-radius: 0.9rem;
    overflow: hidden;
    box-shadow: 0 25px 60px -25px rgba(0, 0, 0, 0.75), 0 0 0 1px rgba(255, 255, 255, 0.1);
    touch-action: none;
}

#game-canvas {
    display: block;
    width: 100%;
    height: 100%;
    touch-action: none;
}

.overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(21, 13, 8, 0.82);
    backdrop-filter: blur(4px);
}

.overlay[hidden] {
    display: none;
}

.overlay__inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1.5rem;
    gap: 0.6rem;
}

.overlay__title {
    font-size: 1.4rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.overlay__desc {
    color: var(--text-dim);
    font-size: 0.9rem;
    max-width: 17rem;
}

.overlay__btn {
    margin-top: 0.5rem;
    background: var(--accent-gradient);
    color: #2a1206;
    border: none;
    font-family: inherit;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.65rem 1.8rem;
    border-radius: 0.85rem;
    cursor: pointer;
}

.touch-hint {
    display: none;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-dim);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.75rem;
    padding: 0.5rem 0.9rem;
    max-width: 20rem;
}

@media (hover: none), (pointer: coarse) {
    .touch-hint {
        display: block;
    }
}

.shot-controls {
    width: 100%;
    max-width: 22rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 1rem;
    padding: 0.75rem 1rem;
    backdrop-filter: blur(10px);
}

.shot-controls__power {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-width: 0;
}

.shot-controls__power label {
    font-size: 0.8rem;
    color: var(--text-dim);
    font-weight: 600;
}

.shot-controls__power label span {
    color: var(--accent-c);
    font-weight: 700;
}

#power-slider {
    width: 100%;
    height: 1.6rem;
    accent-color: var(--accent-a);
    cursor: pointer;
    touch-action: pan-x;
}

.shoot-btn {
    flex-shrink: 0;
    background: var(--accent-gradient);
    color: #2a1206;
    border: none;
    font-family: inherit;
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: 0.05em;
    padding: 0.85rem 1.6rem;
    border-radius: 0.85rem;
    cursor: pointer;
    box-shadow: 0 15px 35px -15px rgba(255, 179, 71, 0.6);
    transition: transform 0.15s ease, opacity 0.15s ease;
}

.shoot-btn:active {
    transform: scale(0.95);
}

.shoot-btn:disabled {
    opacity: 0.4;
    cursor: default;
    box-shadow: none;
}