/* 现代化视觉效果增强 */

/* 玻璃态效果 */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
}

/* 霓虹灯效果 */
.neon-glow {
    box-shadow: 
        0 0 5px rgba(102, 126, 234, 0.5),
        0 0 10px rgba(102, 126, 234, 0.3),
        0 0 15px rgba(102, 126, 234, 0.1);
}

.neon-glow:hover {
    box-shadow: 
        0 0 10px rgba(102, 126, 234, 0.8),
        0 0 20px rgba(102, 126, 234, 0.5),
        0 0 30px rgba(102, 126, 234, 0.3);
}

/* 3D变换效果 */
.transform-3d {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.transform-3d:hover {
    transform: rotateY(10deg) rotateX(5deg) translateZ(20px);
}

/* 脉冲动画 */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.7);
    }
    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(102, 126, 234, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0);
    }
}

/* 波浪效果 */
.wave {
    position: relative;
    overflow: hidden;
}

.wave::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: wave 3s infinite;
}

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

/* 打字机效果 */
.typewriter {
    overflow: hidden;
    border-right: 2px solid #667eea;
    white-space: nowrap;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: #667eea; }
}

/* 磁性悬停效果 */
.magnetic {
    transition: transform 0.3s ease;
}

.magnetic:hover {
    transform: scale(1.1) rotate(5deg);
}

/* 光晕效果 */
.glow-effect {
    position: relative;
}

.glow-effect::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #667eea, #764ba2, #f093fb, #f5576c);
    border-radius: inherit;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glow-effect:hover::after {
    opacity: 1;
}

/* 粒子系统增强 */
.enhanced-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.enhanced-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.2) 100%);
    border-radius: 50%;
    animation: enhancedParticleFloat 25s infinite linear;
}

@keyframes enhancedParticleFloat {
    0% {
        transform: translateY(100vh) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(100px) rotate(360deg);
        opacity: 0;
    }
}

/* 动态背景 */
.dynamic-bg {
    background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #f5576c, #667eea);
    background-size: 400% 400%;
    animation: dynamicGradient 20s ease infinite;
}

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

/* 卡片翻转效果 */
.flip-card {
    perspective: 1000px;
    height: 300px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.8s;
    transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.flip-card-front {
    background: white;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.flip-card-back {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    transform: rotateY(180deg);
}

/* 进度条动画 */
.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 4px;
    animation: progressFill 3s ease-out;
}

@keyframes progressFill {
    from { width: 0%; }
    to { width: 100%; }
}

/* 工具提示 */
.tooltip {
    position: relative;
    cursor: pointer;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.tooltip:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-5px);
}

/* 加载动画 */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(102, 126, 234, 0.2);
    border-left: 4px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 响应式增强 */
@media (max-width: 768px) {
    .flip-card {
        height: 250px;
    }
    
    .enhanced-particles {
        display: none;
    }
    
    .wave::before {
        animation: none;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    .glass-effect {
        background: rgba(0, 0, 0, 0.2);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .flip-card-front {
        background: #1a202c;
        color: white;
    }
}

/* 无障碍增强 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 高对比度模式 */
@media (prefers-contrast: high) {
    .btn-primary {
        border: 2px solid #000;
    }
    
    .feature-card {
        border: 2px solid #000;
    }
}