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

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
    color: white;
    min-height: 100vh;
    overflow-x: hidden;
}

.game-container {
    display: grid;
    grid-template-areas: 
        "header header"
        "main main";
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    min-height: 100vh;
    gap: 20px;
    padding: 20px;
    position: relative;
}

.game-header {
    grid-area: header;
    text-align: center;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.game-header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    background: linear-gradient(45deg, #9d4edd, #c77dff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    font-size: 1.2em;
}

.game-main {
    grid-area: main;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    padding: 20px;
}

.crystal-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 400px;
    height: 400px;
}

.crystal {
    width: 200px;
    height: 200px;
    background: linear-gradient(45deg, #7209b7, #9d4edd, #c77dff);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    cursor: pointer;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease;
    box-shadow: 
        0 0 30px rgba(157, 78, 221, 0.5),
        inset 0 0 30px rgba(255, 255, 255, 0.2);
    animation: float 3s ease-in-out infinite;
    z-index: 2;
}

.crystal:hover {
    transform: translate(-50%, -50%) scale(1.05);
    box-shadow: 
        0 0 40px rgba(157, 78, 221, 0.7),
        inset 0 0 30px rgba(255, 255, 255, 0.3);
}

.crystal:active {
    transform: translate(-50%, -50%) scale(0.95);
}

.crystal-glow {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, #7209b7, #9d4edd, #c77dff);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    opacity: 0.3;
    animation: pulse 2s ease-in-out infinite;
    z-index: -1;
}

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

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

.click-effect {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    font-size: 2em;
    font-weight: bold;
    color: #c77dff;
    opacity: 0;
    z-index: 10;
}

.click-effect.show {
    animation: clickPop 0.6s ease-out;
}

@keyframes clickPop {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(0.5);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -70%) scale(1.2);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -90%) scale(1);
    }
}

.enemies-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.enemy {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 
        0 0 20px rgba(239, 68, 68, 0.5),
        inset 0 0 20px rgba(255, 255, 255, 0.2);
    animation: enemyFloat 2s ease-in-out infinite;
    z-index: 3;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.enemy.sword {
    background: linear-gradient(45deg, #dc2626, #ef4444, #f87171);
}

.enemy.bow {
    background: linear-gradient(45deg, #22c55e, #4ade80, #86efac);
}

.enemy img {
    width: 70%;
    height: 70%;
    object-fit: contain;
    filter: invert(1);
}

.enemy:hover {
    transform: scale(1.1);
    box-shadow: 
        0 0 30px rgba(239, 68, 68, 0.7),
        inset 0 0 20px rgba(255, 255, 255, 0.3);
}

.enemy:active {
    transform: scale(0.9);
}

@keyframes enemyFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.enemy-health {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
}

.enemy-health-bar {
    width: 100%;
    height: 6px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 3px;
    overflow: hidden;
    border: 1px solid #ef4444;
}

.enemy-health-fill {
    height: 100%;
    background: linear-gradient(90deg, #ef4444, #dc2626);
    border-radius: 2px;
    transition: width 0.3s ease;
    width: 100%;
}

@keyframes enemySpawn {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.health-container {
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.health-label {
    font-size: 1.5em;
    margin-bottom: 10px;
    color: #c77dff;
}

.health-bar {
    position: relative;
    width: 100%;
    height: 30px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 15px;
    border: 2px solid #c77dff;
    overflow: hidden;
}

.health-fill {
    height: 100%;
    background: linear-gradient(90deg, #ff006e, #fb5607, #ffbe0b);
    border-radius: 13px;
    transition: width 0.3s ease;
    width: 100%;
}

.health-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-weight: bold;
    color: white;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.damage-info {
    text-align: center;
    font-size: 1.1em;
    color: #ff6b6b;
}

.damage-info div {
    margin: 5px 0;
}

.control-buttons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.control-btn {
    padding: 12px 24px;
    background: linear-gradient(45deg, #7209b7, #9d4edd);
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1em;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(157, 78, 221, 0.3);
}

.control-btn:hover {
    background: linear-gradient(45deg, #9d4edd, #c77dff);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(157, 78, 221, 0.4);
}

.sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100vh;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-left: 2px solid rgba(157, 78, 221, 0.3);
    transition: right 0.3s ease;
    z-index: 1000;
    overflow-y: auto;
}

.sidebar.open {
    right: 0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid rgba(157, 78, 221, 0.3);
}

.sidebar-header h2 {
    color: #c77dff;
    font-size: 1.8em;
}

.close-btn {
    background: none;
    border: none;
    color: #c77dff;
    font-size: 2em;
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.close-btn:hover {
    background: rgba(157, 78, 221, 0.2);
}

.sidebar-content {
    padding: 20px;
}

.upgrade-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid rgba(157, 78, 221, 0.3);
    transition: all 0.3s ease;
}

.upgrade-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(157, 78, 221, 0.6);
}

.upgrade-info h3 {
    color: #c77dff;
    margin-bottom: 5px;
}

.upgrade-info p {
    color: #ccc;
    font-size: 0.9em;
    margin-bottom: 5px;
}

.upgrade-level {
    font-size: 0.8em;
    color: #999;
}

.upgrade-btn {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    background: linear-gradient(45deg, #7209b7, #9d4edd);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

.upgrade-btn:hover {
    background: linear-gradient(45deg, #9d4edd, #c77dff);
    transform: translateY(-2px);
}

.upgrade-btn:disabled {
    background: #666;
    cursor: not-allowed;
    transform: none;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(157, 78, 221, 0.2);
}

.stat-label {
    color: #c77dff;
    font-weight: bold;
}

.stat-value {
    color: #fff;
    font-weight: bold;
}

.game-over {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.game-over-content {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    border: 2px solid #c77dff;
    box-shadow: 0 0 30px rgba(157, 78, 221, 0.5);
}

.game-over-content h2 {
    color: #ff6b6b;
    margin-bottom: 20px;
    font-size: 2.5em;
}

.game-over-content p {
    margin: 10px 0;
    font-size: 1.2em;
}

.game-over-content button {
    margin-top: 20px;
    padding: 15px 30px;
    background: linear-gradient(45deg, #7209b7, #9d4edd);
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: bold;
    transition: all 0.3s ease;
}

.game-over-content button:hover {
    background: linear-gradient(45deg, #9d4edd, #c77dff);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .game-container {
        padding: 10px;
    }
    
    .crystal {
        width: 150px;
        height: 150px;
    }
    
    .crystal-container {
        width: 300px;
        height: 300px;
    }
    
    .stats {
        flex-direction: column;
        gap: 10px;
    }
    
    .sidebar {
        width: 100vw;
        right: -100vw;
    }
    
    .control-buttons {
        flex-direction: column;
        align-items: center;
    }
}