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

:root {
    --primary-pink: #FD90D7;
    --primary-green: #8AFDFF;
    --dark-bg: #0a0e1a;
    --mecha-dark: #1a2333;
    --mecha-light: #2a3444;
    --glow-intensity: 0 0 20px;
}

body {
    font-family: 'Orbitron', 'Microsoft YaHei', sans-serif;
    background: var(--dark-bg);
    color: white;
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
}

/* 宇宙背景 */
.universe-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #0a0e1a 0%, #1a1f3a 100%);
}

.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, white, transparent),
        radial-gradient(2px 2px at 40px 70px, white, transparent),
        radial-gradient(1px 1px at 50px 50px, white, transparent);
    background-size: 200px 200px;
    animation: moveStars 100s linear infinite;
}

@keyframes moveStars {
    0% { transform: translateY(0); }
    100% { transform: translateY(-1000px); }
}

.floating-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.floating-particles::before,
.floating-particles::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-pink);
    border-radius: 50%;
    filter: blur(2px);
    animation: float 20s infinite;
}

.floating-particles::after {
    background: var(--primary-green);
    animation-delay: -10s;
    left: 80%;
}

@keyframes float {
    0%, 100% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10%, 90% {
        opacity: 1;
    }
    50% {
        transform: translateY(-100vh) translateX(100px);
    }
}

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

/* 标题样式 */
.title-section {
    text-align: center;
    margin: 30px 0;
}

.cyber-title {
    font-size: 3.5rem;
    text-transform: uppercase;
    letter-spacing: 5px;
    margin-bottom: 10px;
    position: relative;
}

.glow-text {
    background: linear-gradient(45deg, var(--primary-pink), var(--primary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px rgba(253, 144, 215, 0.5));
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { filter: drop-shadow(0 0 30px rgba(253, 144, 215, 0.5)); }
    50% { filter: drop-shadow(0 0 50px rgba(138, 253, 255, 0.8)); }
}

.subtitle {
    font-size: 0.9rem;
    letter-spacing: 8px;
    color: rgba(138, 253, 255, 0.6);
}

/* 剩余次数显示 */
.attempts-display {
    text-align: center;
    margin: 20px 0;
}

.attempts-box {
    display: inline-block;
    padding: 15px 30px;
    background: rgba(138, 253, 255, 0.1);
    border: 2px solid var(--primary-green);
    border-radius: 20px;
    box-shadow: 0 0 20px rgba(138, 253, 255, 0.3);
}

.attempts-count {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-green);
    margin: 0 10px;
}

/* 机甲容器 */
.mecha-container {
    width: 500px;
    height: 500px;
    margin: 40px auto;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 能量场 */
.energy-field {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.energy-field.active {
    opacity: 1;
}

/* Q版机甲 */
.mecha {
    position: relative;
    width: 300px;
    height: 350px;
    transform-style: preserve-3d;
    transition: transform 0.5s;
}

.mecha.charging {
    animation: mechaFloat 2s ease-in-out infinite;
}

@keyframes mechaFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.mecha-body {
    position: relative;
    width: 100%;
    height: 100%;
}

/* 机甲头部 */
.mecha-head {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 100px;
    background: linear-gradient(135deg, var(--mecha-dark) 0%, var(--mecha-light) 100%);
    border-radius: 50% 50% 40% 40%;
    border: 3px solid rgba(138, 253, 255, 0.3);
    box-shadow: 0 0 30px rgba(138, 253, 255, 0.2);
}

.visor {
    position: absolute;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 30px;
    background: linear-gradient(90deg, var(--primary-pink) 0%, var(--primary-green) 100%);
    border-radius: 20px;
    box-shadow: var(--glow-intensity) currentColor;
    animation: visorGlow 3s ease-in-out infinite;
}

@keyframes visorGlow {
    0%, 100% { box-shadow: 0 0 20px var(--primary-pink); }
    50% { box-shadow: 0 0 40px var(--primary-green); }
}

.antenna {
    position: absolute;
    top: -20px;
    width: 5px;
    height: 30px;
    background: var(--primary-green);
    border-radius: 2px;
}

.antenna.left { left: 30px; transform: rotate(-15deg); }
.antenna.right { right: 30px; transform: rotate(15deg); }

/* 机甲身体 */
.mecha-torso {
    position: absolute;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    height: 150px;
    background: linear-gradient(135deg, var(--mecha-dark) 0%, var(--mecha-light) 100%);
    border-radius: 20px 20px 30px 30px;
    border: 3px solid rgba(138, 253, 255, 0.3);
    box-shadow: 0 0 30px rgba(138, 253, 255, 0.2);
}

/* 能量核心 */
.energy-core {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-pink) 0%, transparent 70%);
    display: flex;
    justify-content: center;
    align-items: center;
}

.core-inner {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-green);
    box-shadow: 0 0 40px var(--primary-green);
    animation: corePulse 2s ease-in-out infinite;
}

@keyframes corePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 40px var(--primary-green);
    }
    50% {
        transform: scale(1.2);
        box-shadow: 0 0 60px var(--primary-pink);
    }
}

.core-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(circle, transparent 30%, var(--primary-pink) 70%);
    opacity: 0;
    animation: glowExpand 2s ease-in-out infinite;
}

.energy-core.overload .core-glow {
    animation: overloadGlow 0.5s ease-out;
}

@keyframes overloadGlow {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(3);
        opacity: 0;
    }
}

/* 能量槽 */
.energy-slots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.slot {
    width: 30px;
    height: 10px;
    background: rgba(138, 253, 255, 0.2);
    border: 1px solid var(--primary-green);
    border-radius: 5px;
    transition: all 0.3s;
}

.slot.filled {
    background: linear-gradient(90deg, var(--primary-pink) 0%, var(--primary-green) 100%);
    box-shadow: 0 0 15px currentColor;
}

/* 机甲手臂 */
.mecha-arm {
    position: absolute;
    top: 100px;
    width: 40px;
    height: 120px;
}

.mecha-arm.left { left: -30px; }
.mecha-arm.right { right: -30px; }

.shoulder {
    width: 40px;
    height: 40px;
    background: var(--mecha-light);
    border-radius: 50%;
    border: 2px solid rgba(138, 253, 255, 0.3);
    margin-bottom: 10px;
}

.forearm {
    width: 30px;
    height: 70px;
    background: linear-gradient(135deg, var(--mecha-dark) 0%, var(--mecha-light) 100%);
    border-radius: 15px;
    border: 2px solid rgba(138, 253, 255, 0.3);
    margin: 0 auto;
}

/* 机甲腿部 */
.mecha-legs {
    position: absolute;
    bottom: -50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 30px;
}

.leg {
    width: 40px;
    height: 80px;
    background: linear-gradient(135deg, var(--mecha-dark) 0%, var(--mecha-light) 100%);
    border-radius: 20px 20px 10px 10px;
    border: 2px solid rgba(138, 253, 255, 0.3);
}

/* 能量护盾 */
.energy-shield {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 3px solid transparent;
    pointer-events: none;
    opacity: 0;
    transition: all 0.5s;
}

.energy-shield.active {
    opacity: 1;
    border-color: var(--primary-green);
    box-shadow: 
        0 0 50px var(--primary-green),
        inset 0 0 50px rgba(138, 253, 255, 0.2);
    animation: shieldRotate 3s linear infinite;
}

@keyframes shieldRotate {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* 充能按钮 */
.control-panel {
    text-align: center;
    margin: 40px 0;
}

.charge-button {
    position: relative;
    padding: 20px 60px;
    font-size: 1.5rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 3px;
    background: linear-gradient(135deg, var(--primary-pink) 0%, var(--primary-green) 100%);
    border: none;
    border-radius: 50px;
    color: white;
    cursor: pointer;
    overflow: hidden;
    transition: all 0.3s;
    box-shadow: 0 5px 30px rgba(253, 144, 215, 0.4);
}

.charge-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(138, 253, 255, 0.6);
}

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

.charge-button.disabled {
    background: gray;
    cursor: not-allowed;
    opacity: 0.5;
}

.button-energy {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    opacity: 0;
    pointer-events: none;
}

.charge-button.charging .button-energy {
    animation: energyWave 1s ease-out;
}

@keyframes energyWave {
    0% {
        width: 0;
        height: 0;
        opacity: 1;
    }
    100% {
        width: 300%;
        height: 300%;
        opacity: 0;
    }
}

/* 充能进度条 */
.charge-progress {
    width: 300px;
    height: 10px;
    background: rgba(138, 253, 255, 0.1);
    border: 1px solid var(--primary-green);
    border-radius: 5px;
    margin: 20px auto;
    overflow: hidden;
    opacity: 0;
    transition: opacity 0.3s;
}

.charge-progress.active {
    opacity: 1;
}

.progress-bar {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--primary-pink) 0%, var(--primary-green) 100%);
    transition: width 2s ease-out;
    box-shadow: 0 0 20px currentColor;
}

/* 结果弹窗 */
.result-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.result-modal.show {
    display: flex;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    position: relative;
    background: linear-gradient(135deg, rgba(26, 35, 51, 0.95) 0%, rgba(42, 52, 68, 0.95) 100%);
    border: 3px solid var(--primary-green);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 0 50px rgba(138, 253, 255, 0.5);
    animation: modalAppear 0.5s ease-out;
}

@keyframes modalAppear {
    from {
        transform: scale(0.5) rotate(10deg);
        opacity: 0;
    }
    to {
        transform: scale(1) rotate(0);
        opacity: 1;
    }
}

.hologram-effect {
    position: relative;
    padding: 20px;
    background: linear-gradient(45deg, transparent 30%, rgba(138, 253, 255, 0.1) 50%, transparent 70%);
    animation: hologramScan 2s linear infinite;
}

@keyframes hologramScan {
    0% { background-position: -100% 0; }
    100% { background-position: 200% 0; }
}

.prize-display {
    text-align: center;
}

.prize-title {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary-green);
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: textGlow 1s ease-in-out infinite alternate;
}

@keyframes textGlow {
    from { text-shadow: 0 0 20px var(--primary-green); }
    to { text-shadow: 0 0 40px var(--primary-pink); }
}

.prize-amount {
    font-size: 3rem;
    font-weight: bold;
    margin: 20px 0;
    background: linear-gradient(45deg, var(--primary-pink), var(--primary-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.prize-code-container {
    margin: 30px 0;
    padding: 20px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    border: 2px dashed var(--primary-pink);
}

.code-label {
    font-size: 0.9rem;
    color: rgba(138, 253, 255, 0.7);
    margin-bottom: 10px;
}

.prize-code {
    font-size: 1.5rem;
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
    color: var(--primary-green);
    margin: 10px 0;
}

.copy-button, .close-modal {
    padding: 12px 30px;
    margin: 10px;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    background: linear-gradient(135deg, var(--primary-pink) 0%, var(--primary-green) 100%);
    border: none;
    border-radius: 25px;
    color: white;
    cursor: pointer;
    transition: all 0.3s;
}

.copy-button:hover, .close-modal:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 25px rgba(138, 253, 255, 0.5);
}

/* 音效控制 */
.sound-control {
    position: fixed;
    bottom: 20px;
    right: 20px;
}

.sound-toggle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(138, 253, 255, 0.2);
    border: 2px solid var(--primary-green);
    color: var(--primary-green);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s;
}

.sound-toggle:hover {
    background: rgba(138, 253, 255, 0.3);
    transform: scale(1.1);
}

.sound-toggle.muted {
    color: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .cyber-title {
        font-size: 2rem;
    }
    
    .mecha-container {
        width: 350px;
        height: 350px;
    }
    
    .mecha {
        transform: scale(0.8);
    }
    
    .charge-button {
        padding: 15px 40px;
        font-size: 1.2rem;
    }
    
    .modal-content {
        padding: 30px 20px;
        margin: 20px;
    }
}