/* style.css */

body {
    margin: 0;
    padding: 0;
    overflow: hidden; /* Stop scrollbars */
    background-color: #000;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    touch-action: none; /* Stop zooming on phones */
}

/* 1. WRAPPER: Holds the Game + UI together */
#game-wrapper {
    position: relative; /* Important! Keeps the UI inside this box */
    width: 100vw;
    height: 100vh;
}

/* 2. CANVAS: The actual game screen */
canvas {
    display: block;
    width: 100%;
    height: 100%;
}

/* 3. UI LAYER: Floating ON TOP of the game */
#ui-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Lets you click 'through' empty parts to play */
    display: flex;
    flex-direction: column;
    justify-content: flex-end; /* Pushes HUD to bottom */
    padding: 20px;
    box-sizing: border-box;
}

/* 4. HUD: The bottom-right controls */
#hud {
    display: flex;
    flex-direction: column;
    align-items: flex-end; /* Align to right side */
    gap: 15px;
    pointer-events: auto; /* Re-enable clicks on buttons */
    margin-bottom: 20px;
    margin-right: 20px;
}

/* AMMO BARS */
#ammo-bar-container {
    display: flex;
    gap: 5px;
}

.ammo-slot {
    width: 40px;
    height: 15px;
    background: rgba(0,0,0,0.5);
    border: 2px solid #fff;
    border-radius: 4px;
    transform: skewX(-20deg);
}

.ammo-filled {
    width: 100%;
    height: 100%;
    background: #e67e22; /* Orange Reload Color */
}

/* SUPER BUTTON (Default = GREY / EMPTY) */
#super-btn {
    width: 70px;
    height: 70px;
    background: #444; /* Grey */
    border: 3px solid #777; /* Grey border */
    border-radius: 50%;
    color: #aaa;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    cursor: default; /* Don't show the hand cursor */
    transition: all 0.3s ease;
    opacity: 0.7;
}

/* SUPER BUTTON (READY STATE = YELLOW) */
#super-btn.super-charged {
    background: radial-gradient(circle, #f1c40f, #e67e22); /* YELLOW */
    border: 3px solid #fff;
    color: white;
    box-shadow: 0 0 20px #f1c40f;
    text-shadow: 1px 1px 0 #000;
    cursor: pointer;
    opacity: 1;
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* MENUS (Selection Screen) */
.screen {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.85); /* Dark see-through background */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    z-index: 10;
    pointer-events: auto;
}

#screen-result {
    backdrop-filter: blur(5px);
    z-index: 20;
}

.hidden {
    display: none !important;
}

/* CARDS */
.grid {
    display: flex;
    gap: 15px;
    max-width: 800px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 20px;
}

.card {
    width: 100px;
    height: 120px;
    background: #2c3e50;
    border: 2px solid #34495e;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: 0.2s;
}

.card:hover { transform: translateY(-5px); border-color: #fff; }
.card.selected { border-color: #2ecc71; background: #27ae60; }

/* BUTTONS */
.btn {
    padding: 15px 40px;
    font-size: 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    color: white;
    text-transform: uppercase;
}

.btn-yel { background: #f39c12; border-bottom: 4px solid #d35400; }
.btn-yel:active { transform: translateY(2px); border-bottom: 2px solid #d35400; }
.btn-red { background: #c0392b; border-bottom: 4px solid #922b21; }

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #7f8c8d;
    border-bottom: 4px solid #555;
}