/* 剑盾云网络科技 - 扩展样式文件 */

/* 高级动画效果 */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes slideInFromLeft {
    0% {
        opacity: 0;
        transform: translateX(-50px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    0% {
        opacity: 0;
        transform: translateX(50px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes rotateIn {
    0% {
        opacity: 0;
        transform: rotate(-180deg) scale(0.5);
    }
    100% {
        opacity: 1;
        transform: rotate(0deg) scale(1);
    }
}

/* 增强的渐变背景 */
.enhanced-gradient {
    background: linear-gradient(-45deg, #0c0c0c, #1a1a2e, #16213e, #0f3460);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

/* 3D卡片效果 */
.card-3d {
    transform-style: preserve-3d;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

/* 霓虹灯效果 */
.neon-text {
    text-shadow: 
        0 0 5px #00d4ff,
        0 0 10px #00d4ff,
        0 0 15px #00d4ff,
        0 0 20px #00d4ff;
    animation: pulse 2s ease-in-out infinite alternate;
}

/* 高级按钮效果 */
.btn-advanced {
    position: relative;
    overflow: hidden;
    background: linear-gradient(45deg, #00d4ff, #0099cc);
    border: none;
    border-radius: 50px;
    padding: 15px 30px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-advanced:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.4);
}

/* 数据可视化动画 */
.data-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin: 10px 0;
}

.data-progress {
    height: 100%;
    background: linear-gradient(90deg, #00d4ff, #0099cc);
    border-radius: 2px;
    width: 0;
    animation: progressLoad 2s ease forwards;
}

@keyframes progressLoad {
    to { width: var(--progress, 75%); }
}

/* 浮动标签 */
.floating-label {
    position: relative;
    display: inline-block;
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    color: #00d4ff;
    font-size: 0.9rem;
    margin: 5px;
    animation: float 3s ease-in-out infinite;
}

/* 技术栈展示 */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin: 40px 0;
}

.tech-item {
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 25px;
    color: #00d4ff;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.tech-item:hover::before {
    left: 100%;
}

.tech-item:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 212, 255, 0.3);
}

/* 统计数字动画 */
.stats-number {
    font-size: 3rem;
    font-weight: 800;
    color: #00d4ff;
    text-align: center;
    margin-bottom: 10px;
}

.stats-label {
    color: #b0b0b0;
    text-align: center;
    font-size: 1.1rem;
}

/* 时间轴效果 */
.timeline {
    position: relative;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, #00d4ff, #0099cc);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin: 40px 0;
    animation: fadeInUp 0.8s ease forwards;
}

.timeline-item:nth-child(odd) {
    animation: slideInFromLeft 0.8s ease forwards;
}

.timeline-item:nth-child(even) {
    animation: slideInFromRight 0.8s ease forwards;
}

/* 代码风格文本 */
.code-style {
    font-family: 'Fira Code', 'Monaco', monospace;
    background: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid #00d4ff;
    color: #00ff88;
    line-height: 1.6;
}

/* 响应式网格增强 */
.responsive-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* 加载动画 */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 212, 255, 0.3);
    border-top: 4px solid #00d4ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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

/* 高级阴影效果 */
.advanced-shadow {
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 1px 2px rgba(0, 0, 0, 0.24),
        0 0 20px rgba(0, 212, 255, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.advanced-shadow:hover {
    box-shadow: 
        0 14px 28px rgba(0, 0, 0, 0.25),
        0 10px 10px rgba(0, 0, 0, 0.22),
        0 0 40px rgba(0, 212, 255, 0.3);
}

/* 可访问性增强 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* 键盘导航样式 */
        .keyboard-nav *:focus {
            outline: 2px solid #00d4ff;
            outline-offset: 2px;
        }

        /* Emoji 显示修复 */
        .service-icon {
            font-family: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Segoe UI Symbol", "Android Emoji", "EmojiSymbols";
            font-size: 3rem !important;
            line-height: 1;
        }

        /* 确保所有emoji正确显示 */
        body, h1, h2, h3, h4, h5, h6, p, span, div {
            font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", sans-serif;
        }/* 深色主题优化 */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #00d4ff;
        --secondary-color: #0099cc;
        --text-primary: #ffffff;
        --text-secondary: #b0b0b0;
        --bg-primary: #0c0c0c;
        --bg-secondary: #1a1a2e;
    }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 高对比度支持 */
@media (prefers-contrast: high) {
    .service-card {
        border: 2px solid #00d4ff;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* 打印样式 */
@media print {
    body {
        background: white !important;
        color: black !important;
    }
    
    .navbar, .particles, .footer {
        display: none;
    }
    
    .service-card {
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }
}