/* 3D 科幻风格登录页面样式 */

/* CSS 变量定义 */
:root {
    --primary-cyan: #00ffff;
    --primary-blue: #0080ff;
    --primary-purple: #8000ff;
    --neon-green: #00ff80;
    --dark-bg: #0a0a0f;
    --card-bg: rgba(10, 20, 40, 0.3);
    --glass-border: rgba(0, 255, 255, 0.3);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --energy-glow: rgba(0, 255, 255, 0.5);
}

/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Orbitron', 'Courier New', monospace;
    background: var(--dark-bg);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    position: relative;
}

/* 背景图片容器 */
#background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.background-image {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(1px);
    transform: scale(1.1);
    transition: transform 0.3s ease-out;
    will-change: transform;
}

.background-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(10, 10, 15, 0.7) 0%,
        rgba(26, 26, 46, 0.6) 50%,
        rgba(10, 10, 15, 0.8) 100%
    );
    backdrop-filter: blur(0.5px);
}

/* 3D 粒子效果容器 */
#scene-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

#threejs-canvas {
    display: block;
    width: 100%;
    height: 100%;
    opacity: 0.8;
}

/* 图片加载状态 */
.image-loading {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 999;
    text-align: center;
    color: var(--primary-cyan);
    background: rgba(10, 20, 40, 0.8);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    transition: opacity 0.5s ease-out;
}

.image-loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.image-loading .loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 255, 255, 0.3);
    border-top: 3px solid var(--primary-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

.image-loading p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* WebGL 错误提示 */
.webgl-error {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0f, #1a1a2e);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.error-content {
    text-align: left;
    padding: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
}

.error-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    text-align: center;
    display: block;
}

.error-content h2 {
    color: var(--primary-cyan);
    margin-bottom: 15px;
    font-size: 1.5rem;
    text-align: center;
}

.error-content p {
    color: var(--text-secondary);
    margin-bottom: 10px;
    line-height: 1.6;
}

.error-details {
    margin: 20px 0;
    padding: 20px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
    border-left: 3px solid var(--primary-cyan);
}

.error-details p {
    color: var(--primary-cyan);
    font-weight: 600;
    margin-bottom: 10px;
}

.error-details ul {
    margin: 10px 0;
    padding-left: 20px;
}

.error-details li {
    color: var(--text-secondary);
    margin-bottom: 5px;
    line-height: 1.4;
}

.error-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
    flex-wrap: wrap;
}

.back-btn, .retry-btn {
    padding: 12px 24px;
    border-radius: 25px;
    text-decoration: none;
    font-family: inherit;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.back-btn {
    background: linear-gradient(45deg, var(--primary-cyan), var(--primary-blue));
    color: white;
}

.retry-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.back-btn:hover, .retry-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--energy-glow);
}

/* 返回按钮 */
.back-button {
    position: fixed;
    top: 20px;
    left: 20px;
    z-index: 100;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid var(--primary-cyan);
    border-radius: 50px;
    padding: 12px 20px;
    color: var(--primary-cyan);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
}

.back-button:hover {
    background: rgba(0, 255, 255, 0.2);
    box-shadow: 0 0 20px var(--energy-glow);
    transform: translateX(-5px);
}

.back-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.back-button:hover .back-icon {
    transform: translateX(-3px);
}

/* 视差滚动效果 */
.parallax-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    will-change: transform;
}

.parallax-layer-1 {
    transform: translateZ(-100px) scale(2);
}

.parallax-layer-2 {
    transform: translateZ(-200px) scale(3);
}

/* 表单容器 */
.form-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    width: 90%;
    max-width: 400px;
    transition: transform 0.1s ease-out;
    will-change: transform;
}

/* 全息卡片 */
.hologram-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px 30px;
    backdrop-filter: blur(15px);
    box-shadow:
        0 8px 32px rgba(0, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: transform 0.1s ease-out;
}

.hologram-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(0, 255, 255, 0.1), 
        transparent);
    animation: hologramScan 3s infinite;
}

@keyframes hologramScan {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* 卡片头部 */
.card-header {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
}

.hologram-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    animation: iconFloat 3s ease-in-out infinite;
}

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

.card-header h2 {
    color: var(--primary-cyan);
    font-size: 1.5rem;
    margin-bottom: 8px;
    text-shadow: 0 0 10px var(--energy-glow);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

/* 扫描线 */
.scan-line {
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--primary-cyan), 
        transparent);
    animation: scanMove 2s ease-in-out infinite;
}

@keyframes scanMove {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* 表单组 */
.form-group {
    position: relative;
    margin-bottom: 25px;
}

.form-group input {
    width: 100%;
    padding: 15px 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(0, 255, 255, 0.3);
    color: var(--text-primary);
    font-size: 16px;
    font-family: inherit;
    outline: none;
    transition: all 0.3s ease;
}

.form-group input:focus {
    border-bottom-color: var(--primary-cyan);
}

.form-group label {
    position: absolute;
    left: 0;
    top: 15px;
    color: var(--text-secondary);
    font-size: 16px;
    pointer-events: none;
    transition: all 0.3s ease;
}

.form-group input:focus + label,
.form-group input:valid + label {
    top: -5px;
    font-size: 12px;
    color: var(--primary-cyan);
    text-shadow: 0 0 5px var(--energy-glow);
}

/* 全息边框 */
.hologram-border {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-cyan), var(--neon-green));
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--energy-glow);
}

.form-group input:focus ~ .hologram-border {
    width: 100%;
}

/* 表单选项 */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

/* 全息复选框 */
.hologram-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
}

.hologram-checkbox input {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary-cyan);
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: all 0.3s ease;
}

.hologram-checkbox input:checked ~ .checkmark {
    background: var(--primary-cyan);
    box-shadow: 0 0 15px var(--energy-glow);
}

.hologram-checkbox input:checked ~ .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--dark-bg);
    font-weight: bold;
}

.checkbox-text {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 全息链接 */
.hologram-link {
    color: var(--primary-cyan);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    position: relative;
}

.hologram-link:hover {
    text-shadow: 0 0 10px var(--energy-glow);
}

.hologram-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-cyan);
    transition: width 0.3s ease;
}

.hologram-link:hover::after {
    width: 100%;
}

/* 登录按钮 */
.login-btn {
    width: 100%;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    position: relative;
    margin-bottom: 20px;
    overflow: hidden;
}

.btn-text {
    display: block;
    padding: 16px;
    background: linear-gradient(45deg, var(--primary-cyan), var(--primary-blue));
    color: white;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
    font-family: inherit;
}

.login-btn:hover .btn-text {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--energy-glow);
}

/* 按钮能量效果 */
.btn-energy {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        transparent, 
        rgba(0, 255, 255, 0.3), 
        transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.login-btn:hover .btn-energy {
    transform: translateX(100%);
}

/* 按钮粒子效果 */
.btn-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
    border-radius: 50px;
}

.btn-particles::before,
.btn-particles::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--neon-green);
    border-radius: 50%;
    animation: particleFloat 2s infinite;
}

.btn-particles::before {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.btn-particles::after {
    top: 60%;
    right: 30%;
    animation-delay: 1s;
}

@keyframes particleFloat {
    0%, 100% { 
        opacity: 0; 
        transform: translateY(0) scale(0.5); 
    }
    50% { 
        opacity: 1; 
        transform: translateY(-20px) scale(1); 
    }
}

/* 附加链接 */
.additional-links {
    text-align: center;
    margin-top: 20px;
}

.divider {
    color: var(--text-secondary);
    margin: 0 15px;
}

/* 验证码组 */
.verification-group {
    display: flex;
    align-items: flex-end;
    gap: 10px;
}

.verification-group input {
    flex: 1;
}

.verify-btn {
    padding: 12px 16px;
    background: rgba(0, 255, 255, 0.1);
    border: 1px solid var(--primary-cyan);
    border-radius: 25px;
    color: var(--primary-cyan);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    font-family: inherit;
    flex-shrink: 0;
}

.verify-btn:hover {
    background: rgba(0, 255, 255, 0.2);
    box-shadow: 0 0 15px var(--energy-glow);
}

/* 隐藏类 - 使用 !important 确保优先级 */
.hidden {
    display: none !important;
}

/* 加载指示器 */
.loading-indicator {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(0, 255, 255, 0.3);
    border-top: 3px solid var(--primary-cyan);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-content p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .form-container {
        width: 95%;
        max-width: 350px;
    }

    .hologram-card {
        padding: 30px 20px;
    }

    .card-header h2 {
        font-size: 1.3rem;
    }

    .hologram-icon {
        font-size: 2.5rem;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .back-button {
        top: 15px;
        left: 15px;
        padding: 10px 15px;
        font-size: 14px;
    }

    .verification-group {
        flex-direction: column;
        gap: 15px;
    }

    .verify-btn {
        width: 100%;
        padding: 14px;
    }
}

@media (max-width: 480px) {
    .form-container {
        width: 98%;
        top: 45%;
    }

    .hologram-card {
        padding: 25px 15px;
    }

    .card-header h2 {
        font-size: 1.2rem;
    }

    .subtitle {
        font-size: 0.8rem;
        letter-spacing: 1px;
    }

    .form-group input {
        font-size: 16px; /* 防止 iOS 缩放 */
    }

    .btn-text {
        font-size: 15px;
        padding: 14px;
    }

    .back-text {
        display: none;
    }

    .back-button {
        width: 45px;
        height: 45px;
        border-radius: 50%;
        padding: 0;
        justify-content: center;
    }
}

/* 高分辨率屏幕优化 */
@media (min-width: 1200px) {
    .form-container {
        max-width: 450px;
    }

    .hologram-card {
        padding: 50px 40px;
    }

    .card-header h2 {
        font-size: 1.8rem;
    }

    .hologram-icon {
        font-size: 3.5rem;
    }
}

/* 动画性能优化 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .hologram-card::before,
    .scan-line,
    .hologram-icon,
    .btn-particles::before,
    .btn-particles::after {
        animation: none !important;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --card-bg: rgba(5, 10, 20, 0.4);
        --dark-bg: #000005;
    }
}

/* 景深模糊效果 */
.depth-blur {
    filter: blur(2px);
    opacity: 0.7;
    transition: filter 0.3s ease, opacity 0.3s ease;
}

/* 视差层动画 */
@keyframes parallaxFloat {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    25% { transform: translateY(-10px) translateX(5px); }
    50% { transform: translateY(-5px) translateX(-3px); }
    75% { transform: translateY(-15px) translateX(8px); }
}

.parallax-element {
    animation: parallaxFloat 20s ease-in-out infinite;
}

/* 增强的加载动画 */
@keyframes enhancedSpin {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
    100% { transform: rotate(360deg) scale(1); }
}

.loading-spinner {
    animation: enhancedSpin 2s ease-in-out infinite;
}

/* 背景图片淡入效果 */
.background-image {
    animation: backgroundFadeIn 2s ease-out;
}

@keyframes backgroundFadeIn {
    0% { opacity: 0; transform: scale(1.2); }
    100% { opacity: 1; transform: scale(1.1); }
}

/* 降级背景动画 */
.fallback-animated {
    animation: fallbackGradientShift 15s ease-in-out infinite;
}

@keyframes fallbackGradientShift {
    0%, 100% {
        filter: hue-rotate(0deg) brightness(1);
    }
    25% {
        filter: hue-rotate(30deg) brightness(1.1);
    }
    50% {
        filter: hue-rotate(60deg) brightness(0.9);
    }
    75% {
        filter: hue-rotate(30deg) brightness(1.1);
    }
}

/* 科幻背景层 */
.sci-fi-bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    opacity: 0.6;
}

.layer-1 {
    background: radial-gradient(ellipse at 20% 30%, rgba(138, 43, 226, 0.4) 0%, transparent 60%);
    animation: layerFloat1 20s ease-in-out infinite;
}

.layer-2 {
    background: radial-gradient(ellipse at 80% 70%, rgba(30, 144, 255, 0.3) 0%, transparent 60%);
    animation: layerFloat2 25s ease-in-out infinite reverse;
}

.layer-3 {
    background: radial-gradient(ellipse at 50% 50%, rgba(255, 20, 147, 0.2) 0%, transparent 70%);
    animation: layerFloat3 30s ease-in-out infinite;
}

@keyframes layerFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-20px, -30px) scale(1.1); }
    66% { transform: translate(30px, 20px) scale(0.9); }
}

@keyframes layerFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-40px, 40px) scale(1.2); }
}

@keyframes layerFloat3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(25px, -25px) scale(1.05); }
    75% { transform: translate(-35px, 35px) scale(0.95); }
}

/* 降级背景星星 */
.sci-fi-stars {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.fallback-star {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    animation: starTwinkle 2s ease-in-out infinite;
}

.fallback-star:nth-child(3n) {
    background: rgba(0, 255, 255, 0.6);
}

.fallback-star:nth-child(5n) {
    background: rgba(138, 43, 226, 0.7);
}

@keyframes starTwinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
}

/* 高级交互效果 */

/* 按钮能量效果 */
.energy-active {
    box-shadow: 0 0 30px var(--primary-cyan) !important;
    transform: scale(1.05);
    transition: all 0.3s ease;
}

.button-energy-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.energy-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-cyan);
    border-radius: 50%;
    animation: energyOrbit 2s linear infinite;
    animation-delay: var(--delay);
}

.energy-particle:nth-child(odd) {
    background: var(--accent-purple);
}

@keyframes energyOrbit {
    0% {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) rotate(0deg) translateX(30px) rotate(0deg);
        opacity: 0;
    }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) rotate(360deg) translateX(30px) rotate(-360deg);
        opacity: 0;
    }
}

/* 能量爆发效果 */
.energy-burst {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, var(--primary-cyan) 0%, transparent 70%);
    border-radius: 50%;
    animation: energyBurst 1s ease-out forwards;
    pointer-events: none;
}

@keyframes energyBurst {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(3);
        opacity: 0;
    }
}

/* 表单切换闪光效果 */
.form-transition-flash {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle, rgba(0, 255, 255, 0.3) 0%, transparent 70%);
    z-index: 9999;
    pointer-events: none;
    animation: transitionFlash 0.5s ease-out forwards;
}

@keyframes transitionFlash {
    0% { opacity: 0; }
    50% { opacity: 1; }
    100% { opacity: 0; }
}

/* 输入粒子效果 */
.typing-particle {
    position: fixed;
    color: var(--primary-cyan);
    font-size: 14px;
    font-family: 'Orbitron', monospace;
    pointer-events: none;
    z-index: 1000;
    animation: typingParticleFloat 1s ease-out forwards;
}

@keyframes typingParticleFloat {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-30px) scale(0.5);
    }
}

/* 输入框聚焦时的增强效果 */
.form-group input:focus {
    box-shadow:
        0 0 20px rgba(0, 255, 255, 0.5),
        inset 0 0 20px rgba(0, 255, 255, 0.1);
    transform: scale(1.02);
    transition: all 0.3s ease;
}

/* 按钮悬停增强效果 */
.login-btn:hover {
    animation: buttonPulse 1s ease-in-out infinite;
}

@keyframes buttonPulse {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 255, 255, 0.3); }
    50% { box-shadow: 0 0 40px rgba(0, 255, 255, 0.6); }
}

/* 音效模拟指示器 */
.sound-indicator {
    font-size: 16px;
    font-weight: bold;
    text-shadow: 0 0 10px currentColor;
    animation: soundFloat 1s ease-out forwards;
}

@keyframes soundFloat {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translateY(-20px) scale(1.2);
    }
    100% {
        opacity: 0;
        transform: translateY(-40px) scale(0.8);
    }
}

/* 不同音效类型的特殊效果 */
.sound-hover {
    animation: soundHover 1s ease-out forwards;
}

.sound-click {
    animation: soundClick 1s ease-out forwards;
}

.sound-focus {
    animation: soundFocus 1s ease-out forwards;
}

.sound-type {
    animation: soundType 0.5s ease-out forwards;
}

.sound-transition {
    animation: soundTransition 1.5s ease-out forwards;
}

@keyframes soundHover {
    0% { opacity: 1; transform: translateY(0) rotate(0deg); }
    100% { opacity: 0; transform: translateY(-30px) rotate(180deg); }
}

@keyframes soundClick {
    0% { opacity: 1; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
    100% { opacity: 0; transform: scale(0.5); }
}

@keyframes soundFocus {
    0% { opacity: 1; transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
    100% { opacity: 0; transform: translateX(0) translateY(-30px); }
}

@keyframes soundType {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(-20px); }
}

@keyframes soundTransition {
    0% { opacity: 1; transform: scale(1) rotate(0deg); }
    33% { transform: scale(1.2) rotate(120deg); }
    66% { transform: scale(0.8) rotate(240deg); }
    100% { opacity: 0; transform: scale(1.5) rotate(360deg); }
}

/* 增强的全息效果 */
.hologram-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg,
        transparent 30%,
        rgba(0, 255, 255, 0.1) 50%,
        transparent 70%);
    border-radius: 20px;
    z-index: -1;
    animation: hologramScan 3s linear infinite;
}

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

/* 响应式优化 */
@media (max-width: 768px) {
    .sound-indicator {
        font-size: 14px;
        right: 10px;
    }

    .energy-particle {
        width: 3px;
        height: 3px;
    }

    .button-energy-particles {
        display: none; /* 移动端隐藏复杂动画 */
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    :root {
        --primary-cyan: #ffffff;
        --text-primary: #ffffff;
        --glass-border: rgba(255, 255, 255, 0.8);
    }
}

/* 打印样式 */
@media print {
    .hologram-card {
        background: white;
        color: black;
        border: 1px solid #ccc;
    }

    .back-button,
    #scene-container,
    #background-container,
    .loading-indicator,
    .image-loading {
        display: none;
    }
}