/* 音创云图公司官网 - 现代感样式 */

/* ========== 现代配色 ========== */
:root {
    --modern-primary: #2563eb;
    --modern-secondary: #7c3aed;
    --modern-accent: #06b6d4;
    --modern-dark: #1e293b;
    --modern-light: #f8fafc;
    --modern-gray: #64748b;
}

/* ========== 扁平化设计 ========== */
.flat-card {
    background: #fff;
    border: none;
    border-radius: 12px;
    padding: 24px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.flat-card:hover {
    transform: translateY(-4px);
}

/* ========== 渐变背景 ========== */
.gradient-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gradient-bg-blue {
    background: linear-gradient(135deg, #667eea 0%, #4c9aff 100%);
}

.gradient-bg-purple {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.gradient-bg-sunset {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

/* ========== 现代阴影系统 ========== */
.shadow-sm {
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.shadow {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.shadow-md {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.shadow-lg {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.shadow-xl {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* ========== 玻璃态效果 ========== */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

/* ========== 现代卡片布局 ========== */
.modern-card {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.modern-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.modern-card:hover::before {
    transform: scaleX(1);
}

.modern-card:hover {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transform: translateY(-8px);
}

.modern-card-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.modern-card:hover .modern-card-image {
    transform: scale(1.05);
}

.modern-card-content {
    padding: 24px;
}

/* ========== 现代按钮 ========== */
.btn-modern {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 12px 32px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px -1px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.btn-modern:hover::before {
    left: 100%;
}

.btn-modern:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(102, 126, 234, 0.4);
}

.btn-modern:active {
    transform: translateY(0);
}

/* ========== 现代标签 ========== */
.modern-badge {
    display: inline-block;
    padding: 4px 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

/* ========== 现代分隔线 ========== */
.modern-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, #e2e8f0, transparent);
    margin: 40px 0;
}

/* ========== 动画效果 ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* ========== 现代网格布局 ========== */
.modern-grid {
    display: grid;
    gap: 24px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ========== 现代时间线 ========== */
.modern-timeline {
    position: relative;
    padding: 20px 0;
}

.modern-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, #667eea, #764ba2);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-content {
    flex: 1;
    padding: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin: 0 20px;
}

.timeline-dot {
    width: 16px;
    height: 16px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    border: 4px solid #fff;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

/* ========== 响应式调整 ========== */
@media (max-width: 767px) {
    .modern-timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: row;
    }
    
    .timeline-content {
        margin-left: 50px;
        margin-right: 0;
    }
    
    .timeline-dot {
        left: 20px;
    }
    
    .modern-grid {
        grid-template-columns: 1fr;
    }
}