@import url('https://fonts.googleapis.com/css2?family=Comic+Neue:wght@400;700&family=Press+Start+2P&display=swap');

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

:root {
    --primary: #ff006e;
    --secondary: #8338ec;
    --accent: #3a86ff;
    --success: #06ffa5;
    --warning: #ffbe0b;
    --dark: #1a1a2e;
    --light: #fff;
}

body {
    font-family: 'Comic Neue', cursive;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-attachment: fixed;
    min-height: 100vh;
    overflow-x: hidden;
    color: var(--light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

header {
    text-align: center;
    margin-bottom: 30px;
    animation: bounce 2s infinite;
}

.title {
    font-family: 'Press Start 2P', cursive;
    font-size: 2.5rem;
    color: var(--success);
    text-shadow: 
        0 0 10px rgba(6, 255, 165, 0.8),
        0 0 20px rgba(6, 255, 165, 0.6),
        0 0 30px rgba(6, 255, 165, 0.4),
        4px 4px 0px var(--dark),
        6px 6px 0px var(--primary);
    margin-bottom: 10px;
    letter-spacing: 3px;
    animation: glow 2s ease-in-out infinite alternate;
}

.subtitle {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--warning);
    text-shadow: 3px 3px 0px var(--dark);
}

.game-area {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    padding: 40px;
    margin-bottom: 30px;
    border: 5px solid var(--light);
    box-shadow: 
        0 0 30px rgba(255, 255, 255, 0.3),
        inset 0 0 30px rgba(255, 255, 255, 0.1);
}

.score-display {
    display: flex;
    justify-content: space-around;
    margin-bottom: 30px;
    gap: 20px;
}

.score-item {
    background: var(--dark);
    padding: 20px 40px;
    border-radius: 15px;
    border: 3px solid var(--success);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.score-item .label {
    font-size: 1.2rem;
    color: var(--success);
    display: block;
    margin-bottom: 10px;
}

.score-item .value {
    font-family: 'Press Start 2P', cursive;
    font-size: 2rem;
    color: var(--warning);
    display: block;
    text-shadow: 0 0 10px rgba(255, 190, 11, 0.8);
}

.click-button {
    width: 300px;
    height: 300px;
    margin: 30px auto;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 10px solid var(--light);
    box-shadow: 
        0 0 50px rgba(255, 0, 110, 0.6),
        0 10px 30px rgba(0, 0, 0, 0.5),
        inset 0 0 50px rgba(255, 255, 255, 0.2);
    transition: all 0.1s;
    position: relative;
    overflow: hidden;
}

.click-button::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    top: -50%;
    left: -50%;
    transform: rotate(45deg);
    transition: all 0.3s;
}

.click-button:hover::before {
    top: 50%;
    left: 50%;
}

.click-button:active {
    transform: scale(0.95);
    box-shadow: 
        0 0 80px rgba(255, 0, 110, 1),
        0 5px 15px rgba(0, 0, 0, 0.7);
}

.click-button.clicked {
    animation: pulse 0.3s ease-out;
}

.button-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.button-text {
    font-family: 'Press Start 2P', cursive;
    font-size: 1.5rem;
    color: var(--light);
    text-shadow: 3px 3px 0px var(--dark);
    display: block;
}

.button-emoji {
    font-size: 4rem;
    display: block;
    animation: spin 1s linear infinite;
    margin-top: 10px;
}

.game-status {
    text-align: center;
    min-height: 60px;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 20px 0;
}

.game-status.waiting {
    color: var(--warning);
}

.game-status.playing {
    color: var(--success);
}

.game-status.finished {
    color: var(--primary);
    animation: celebrate 0.5s ease-in-out infinite;
}

.user-input {
    display: flex;
    gap: 15px;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

#username {
    padding: 15px 25px;
    font-size: 1.2rem;
    border-radius: 15px;
    border: 3px solid var(--accent);
    background: var(--light);
    color: var(--dark);
    font-family: 'Comic Neue', cursive;
    font-weight: 700;
    outline: none;
    min-width: 300px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

#username:focus {
    border-color: var(--success);
    box-shadow: 0 0 20px rgba(6, 255, 165, 0.5);
}

.start-button {
    padding: 15px 40px;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 15px;
    border: 3px solid var(--success);
    background: var(--success);
    color: var(--dark);
    cursor: pointer;
    font-family: 'Comic Neue', cursive;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.start-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(6, 255, 165, 0.6);
}

.start-button:active {
    transform: translateY(0);
}

.start-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.leaderboard-section {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    padding: 30px;
    border: 5px solid var(--light);
}

.leaderboard-section h2 {
    font-family: 'Press Start 2P', cursive;
    text-align: center;
    font-size: 1.5rem;
    color: var(--warning);
    text-shadow: 3px 3px 0px var(--dark);
    margin-bottom: 20px;
}

.leaderboard {
    max-height: 500px;
    overflow-y: auto;
}

.leaderboard-entry {
    background: rgba(255, 255, 255, 0.2);
    padding: 15px 20px;
    margin-bottom: 10px;
    border-radius: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-left: 5px solid var(--success);
    animation: slideIn 0.3s ease-out;
}

.leaderboard-entry.top {
    border-left-color: var(--warning);
    background: rgba(255, 190, 11, 0.3);
    font-weight: 700;
}

.leaderboard-entry .rank {
    font-family: 'Press Start 2P', cursive;
    font-size: 1rem;
    color: var(--warning);
    min-width: 50px;
}

.leaderboard-entry .username {
    font-size: 1.2rem;
    font-weight: 700;
    flex: 1;
    margin-left: 20px;
}

.leaderboard-entry .clicks {
    font-family: 'Press Start 2P', cursive;
    font-size: 1.2rem;
    color: var(--success);
}

.leaderboard-entry .date {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-left: 20px;
}

.loading {
    text-align: center;
    font-size: 1.2rem;
    color: var(--warning);
}

.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.particle {
    position: absolute;
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
    opacity: 0.7;
}

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

@keyframes glow {
    from { text-shadow: 0 0 10px rgba(6, 255, 165, 0.8), 0 0 20px rgba(6, 255, 165, 0.6), 0 0 30px rgba(6, 255, 165, 0.4), 4px 4px 0px var(--dark); }
    to { text-shadow: 0 0 20px rgba(6, 255, 165, 1), 0 0 30px rgba(6, 255, 165, 0.8), 0 0 40px rgba(6, 255, 165, 0.6), 4px 4px 0px var(--dark); }
}

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

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes celebrate {
    0%, 100% { transform: scale(1) rotate(0deg); }
    25% { transform: scale(1.1) rotate(-5deg); }
    75% { transform: scale(1.1) rotate(5deg); }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0;
    }
    50% {
        opacity: 0.7;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

@keyframes achievementUnlock {
    0% {
        transform: scale(0) rotate(-180deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.2) rotate(10deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

.achievements-section {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    padding: 30px;
    margin-top: 30px;
    border: 5px solid var(--light);
}

.achievements-section h2 {
    font-family: 'Press Start 2P', cursive;
    text-align: center;
    font-size: 1.5rem;
    color: var(--warning);
    text-shadow: 3px 3px 0px var(--dark);
    margin-bottom: 20px;
}

.achievements {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 15px;
    max-height: 600px;
    overflow-y: auto;
}

.achievement-item {
    background: rgba(255, 255, 255, 0.2);
    padding: 20px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: transform 0.3s, box-shadow 0.3s;
    animation: slideIn 0.3s ease-out;
}

.achievement-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.achievement-icon {
    font-size: 3rem;
    min-width: 60px;
    text-align: center;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
}

.achievement-info {
    flex: 1;
}

.achievement-name {
    font-family: 'Press Start 2P', cursive;
    font-size: 0.9rem;
    color: var(--light);
    margin-bottom: 8px;
    text-shadow: 2px 2px 0px var(--dark);
}

.achievement-description {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 5px;
}

.achievement-requirement {
    font-size: 0.85rem;
    color: var(--success);
    font-weight: 700;
}

.achievement-notification {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10000;
    animation: achievementUnlock 0.6s ease-out;
    pointer-events: none;
}

.achievement-notification.hidden {
    display: none;
}

.achievement-notification-content {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.95), rgba(255, 165, 0, 0.95));
    padding: 40px 60px;
    border-radius: 20px;
    border: 5px solid var(--light);
    box-shadow: 
        0 0 50px rgba(255, 215, 0, 0.8),
        0 10px 40px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    min-width: 350px;
    text-align: center;
}

.achievement-icon-large {
    font-size: 5rem;
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.8));
    animation: spin 2s linear infinite;
}

.achievement-notification-text h3 {
    font-family: 'Press Start 2P', cursive;
    font-size: 1.2rem;
    color: var(--dark);
    margin-bottom: 10px;
    text-shadow: 2px 2px 0px rgba(255, 255, 255, 0.5);
}

.achievement-notification-text p {
    font-size: 1rem;
    color: var(--dark);
    font-weight: 700;
}

@media (max-width: 768px) {
    .title {
        font-size: 1.5rem;
    }
    
    .click-button {
        width: 250px;
        height: 250px;
    }
    
    .button-text {
        font-size: 1rem;
    }
    
    .button-emoji {
        font-size: 3rem;
    }
}