:root {
    --primary-color: #5a189a;
    --secondary-color: #7b2cbf;
    --accent-color: #ff9e00;
    --bg-dark: #0f0518;
    --bg-light: #240046;
    --text-color: #ffffff;
    --glass-bg: rgba(20, 5, 40, 0.65);
    --glass-border: rgba(255, 255, 255, 0.15);
    
    /* Intensely rich gradients */
    --btn-grad-gold: linear-gradient(135deg, #ffea00 0%, #ff9e00 50%, #e85d04 100%);
    --btn-grad-red: linear-gradient(135deg, #ff4d6d 0%, #c9184a 50%, #800f2f 100%);
    --btn-border-gold: #9d0208;
    --btn-border-red: #590d22;
    
    --panel-grad: linear-gradient(135deg, rgba(90, 24, 154, 0.85) 0%, rgba(16, 0, 43, 0.95) 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', 'Segoe UI', Tahoma, sans-serif;
    user-select: none;
    -webkit-user-select: none;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-color);
    overflow: hidden;
    touch-action: none; 
}

/* ANIMATED NEBULA BACKGROUND */
#game-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(-45deg, #0f0518, #240046, #3c096c, #10002b);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

#game-bg {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 1;
    pointer-events: none;
    /* Adding some starlight noise layer */
    background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
}

#game-canvas {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 2;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.8));
}

/* PREMIUM UI LAYER */
#ui-layer {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 10;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2vh 4vw;
}

/* Supreme Glassmorphism Panels */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-top: 1px solid rgba(255,255,255,0.3);
    border-left: 1px solid rgba(255,255,255,0.2);
    border-radius: 20px;
    box-shadow: 
        0 8px 32px 0 rgba(0, 0, 0, 0.5),
        inset 0 0 15px rgba(255,255,255,0.05);
    padding: 12px 25px;
    display: flex; align-items: center; gap: 10px;
    pointer-events: auto;
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.glass-panel:active {
    transform: scale(0.95);
}

#top-bar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.level-display {
    background: linear-gradient(135deg, rgba(255, 158, 0, 0.3), rgba(220, 47, 2, 0.4));
    border-color: rgba(255, 158, 0, 0.6);
    font-weight: 900;
    font-size: 1.4rem;
    letter-spacing: 3px;
    color: #ffb703;
    text-shadow: 0 0 15px rgba(255, 158, 0, 0.8);
    box-shadow: 0 0 20px rgba(255, 158, 0, 0.2);
}

.stat-icon {
    font-size: 1.8rem;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.6));
}

.stat-value {
    font-weight: 900;
    font-size: 1.5rem;
    text-shadow: 0 3px 6px rgba(0,0,0,0.9);
    font-variant-numeric: tabular-nums; /* Prevents jumping */
}

/* Dynamic Counter Animation purely for CSS triggers */
.counter-pop {
    animation: counterPop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
@keyframes counterPop {
    0% { transform: scale(1); color: white; }
    50% { transform: scale(1.5); color: #ffea00; text-shadow: 0 0 20px #ffea00; }
    100% { transform: scale(1); color: white; }
}

/* Bottom Actions */
#bottom-panel {
    display: flex;
    justify-content: center;
    gap: 25px;
    margin-bottom: 20px;
    pointer-events: auto;
}

/* JOR DAR 3D BUTTONS */
.premium-btn {
    position: relative;
    border: none;
    background: var(--btn-grad-gold);
    padding: 18px 40px;
    border-radius: 40px;
    border-bottom: 8px solid var(--btn-border-gold);
    border-top: 2px solid rgba(255,255,255,0.6);
    color: white;
    font-weight: 900;
    font-size: 1.4rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    box-shadow: 
        0 15px 25px rgba(0,0,0,0.6),
        0 0 30px rgba(255, 158, 0, 0.4),
        inset 0 4px 6px rgba(255,255,255,0.5);
    transition: all 0.1s;
    overflow: hidden;
}

.premium-btn:active {
    transform: translateY(6px);
    border-bottom-width: 2px;
    box-shadow: 
        0 5px 10px rgba(0,0,0,0.8),
        0 0 10px rgba(255, 158, 0, 0.2),
        inset 0 2px 4px rgba(255,255,255,0.5);
    margin-top: 6px;
}

.btn-text {
    position: relative;
    z-index: 2;
    text-shadow: 0 3px 5px rgba(0,0,0,0.6);
    display: flex; align-items: center; gap: 8px;
}

/* Inner Light Sweep */
.premium-btn::after {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.4) 50%, rgba(255,255,255,0) 100%);
    transform: skewX(-20deg);
    animation: shimmer 3s infinite;
    z-index: 1;
}

@keyframes shimmer {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

.fight-btn {
    background: var(--btn-grad-red);
    border-bottom-color: var(--btn-border-red);
    font-size: 1.6rem;
    padding: 18px 50px;
    box-shadow: 
        0 15px 25px rgba(0,0,0,0.6),
        0 0 30px rgba(201, 24, 74, 0.5),
        inset 0 4px 6px rgba(255,255,255,0.5);
}

/* FULL SCREEN MENUS (SMOOTH SLIDE AND FADE) */
.screen {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.screen.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.full-glass {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.card-3d {
    background: var(--panel-grad);
    border: 3px solid rgba(255,255,255,0.15);
    border-top: 3px solid rgba(255,255,255,0.5);
    border-left: 3px solid rgba(255,255,255,0.3);
    border-radius: 30px;
    padding: 50px;
    text-align: center;
    box-shadow: 
        0 30px 60px rgba(0,0,0,0.9),
        0 0 50px rgba(123, 44, 191, 0.4),
        inset 0 0 30px rgba(255,255,255,0.1);
    max-width: 90%;
    width: 450px;
    transform: translateY(50px) scale(0.9);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.screen.active .card-3d {
    transform: translateY(0) scale(1);
}

.game-headline {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 25px;
    background: linear-gradient(180deg, #ffffff 0%, #c77dff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 6px 8px rgba(0,0,0,0.8));
}

.game-headline span {
    background: linear-gradient(180deg, #ffea00 0%, #ff9e00 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.game-headline small {
    font-size: 1.5rem;
    letter-spacing: 8px;
    opacity: 0.8;
}

.tutorial-box {
    background: rgba(0,0,0,0.4);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: inset 0 5px 15px rgba(0,0,0,0.5);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 35px;
    text-align: left;
}

.tutorial-box h3 {
    color: #ffea00;
    margin-bottom: 15px;
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.tutorial-box ul {
    list-style: none;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #e0e1dd;
}

.highlight {
    font-weight: 900;
    color: #00f5d4;
    text-shadow: 0 0 10px rgba(0, 245, 212, 0.6);
}

.start-btn { width: 100%; font-size: 1.6rem; }

/* VICTORY SCREEN SPECIFICS */
.victory-text {
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(to bottom, #ffe066, #f5b700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 5px 10px rgba(0,0,0,0.8)) drop-shadow(0 0 30px rgba(245, 183, 0, 0.5));
    margin-bottom: 20px;
    animation: victoryBounce 2s infinite ease-in-out;
}

@keyframes victoryBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.rewards-box {
    background: rgba(0,0,0,0.5);
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
    border: 2px solid #ffea00;
    box-shadow: 0 0 20px rgba(255, 234, 0, 0.2), inset 0 0 20px rgba(255, 234, 0, 0.1);
}

.reward-item {
    display: flex; justify-content: center; align-items: center; gap: 15px;
    font-size: 3rem; font-weight: 900;
}

.reward-amount {
    color: #ffea00;
    text-shadow: 0 4px 8px rgba(0,0,0,0.8), 0 0 20px #ffea00;
}

/* HEALTH BARS */
.health-bar-wrapper {
    position: absolute;
    transform: translate(-50%, -100%);
    width: 45px; height: 8px;
    background: rgba(0,0,0,0.8);
    border: 2px solid #222;
    border-radius: 10px;
    overflow: hidden;
    pointer-events: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.6);
    z-index: 5;
}
.health-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #d90429, #ff4000);
    width: 100%;
    transition: width 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: inset 0 0 5px rgba(255,255,255,0.5);
}
.player-health .health-bar-fill {
    background: linear-gradient(90deg, #06d6a0, #00f5d4);
}

.boss-health {
    width: 80px; height: 12px; border-radius: 6px;
    border: 2px solid #ff9e00;
}

/* DAMAGE FLOATING TEXT */
.damage-text {
    position: absolute;
    color: white;
    font-weight: 900;
    font-family: 'Segoe UI Black', Arial, sans-serif;
    font-size: 24px;
    text-shadow: 0 0 4px #000, 0 0 8px #000, 0 5px 10px rgba(0,0,0,0.8);
    pointer-events: none;
    z-index: 6;
    animation: floatDmg 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    transform: translateX(-50%);
}

.damage-text.crit {
    color: #ffbe0b;
    font-size: 36px;
    filter: drop-shadow(0 0 10px #ff0000);
    animation: floatCrit 1s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes floatDmg {
    0% { transform: translate(-50%, 0) scale(0.5); opacity: 0; }
    20% { transform: translate(-50%, -20px) scale(1.2); opacity: 1; }
    100% { transform: translate(-50%, -60px) scale(0.8); opacity: 0; }
}

@keyframes floatCrit {
    0% { transform: translate(-50%, 0) scale(0.5); opacity: 0; }
    20% { transform: translate(-50%, -30px) scale(1.5); opacity: 1; }
    100% { transform: translate(-50%, -80px) scale(1); opacity: 0; }
}

/* --- MOBILE RESPONSIVENESS (World-Class JOR DAR UI) --- */
@media (max-width: 768px) {
    #ui-layer {
        padding: 1vh 2vw;
    }
    
    .glass-panel {
        padding: 8px 12px;
        gap: 6px;
    }

    .level-display {
        font-size: 1.1rem;
        padding: 5px 10px;
    }

    .stat-icon {
        font-size: 1.4rem;
    }

    .stat-value {
        font-size: 1.2rem;
    }

    #bottom-panel {
        gap: 15px;
        margin-bottom: 25px; /* give more space for iOS home bar */
    }

    .premium-btn {
        padding: 12px 20px;
        font-size: 1.1rem;
        border-bottom-width: 6px;
    }

    .fight-btn {
        padding: 12px 30px;
        font-size: 1.2rem;
    }

    .card-3d {
        padding: 30px 20px;
        width: 95%;
        border-radius: 20px;
    }

    .game-headline {
        font-size: 2.2rem;
        margin-bottom: 15px;
    }

    .game-headline small {
        font-size: 1.1rem;
        letter-spacing: 4px;
    }

    .tutorial-box {
        padding: 15px;
        margin-bottom: 25px;
    }

    .tutorial-box h3 {
        font-size: 1.1rem;
    }

    .tutorial-box ul {
        font-size: 0.95rem;
    }

    .start-btn {
        font-size: 1.3rem;
    }

    .victory-text {
        font-size: 3rem;
    }

    .rewards-box {
        padding: 20px;
    }

    .reward-item {
        font-size: 2.2rem;
    }

    /* Scaling floating damage text */
    .damage-text {
        font-size: 18px;
    }
    
    .damage-text.crit {
        font-size: 26px;
    }
}