/* Advanced Tech Footer Styles */

.advanced-footer {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    position: relative;
    overflow: hidden;
    margin-top: 100px;
}

.advanced-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="tech-grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(0,212,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23tech-grid)"/></svg>');
    opacity: 0.3;
}

/* Footer Wave Animation */
.footer-wave {
    position: absolute;
    top: -100px;
    left: 0;
    width: 100%;
    height: 100px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    clip-path: polygon(0 50%, 100% 80%, 100% 100%, 0% 100%);
    animation: waveMove 8s ease-in-out infinite;
}

@keyframes waveMove {
    0%, 100% {
        clip-path: polygon(0 50%, 100% 80%, 100% 100%, 0% 100%);
    }
    50% {
        clip-path: polygon(0 80%, 100% 50%, 100% 100%, 0% 100%);
    }
}

/* Tech Stats Section */
.tech-stats {
    padding: 80px 0 60px;
    position: relative;
    z-index: 2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.stat-item {
    text-align: center;
    position: relative;
    padding: 2rem;
    background: rgba(var(--bg-card), 0.5);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px var(--glow-color);
    border-color: var(--primary-color);
}

.stat-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.stat-icon::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: iconShine 3s infinite;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px var(--glow-color);
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Tech Timeline */
.tech-timeline {
    padding: 60px 0;
    position: relative;
}

.timeline-title {
    text-align: center;
    margin-bottom: 4rem;
}

.timeline-title h3 {
    font-size: 2.5rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.timeline-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color), var(--accent-color));
    transform: translateX(-50%);
    border-radius: 2px;
    box-shadow: 0 0 20px var(--glow-color);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 4rem;
    position: relative;
}

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

.timeline-content {
    flex: 1;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    margin: 0 2rem;
    position: relative;
    box-shadow: 0 10px 30px var(--shadow-color);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px var(--glow-color);
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 15px solid transparent;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    right: -30px;
    border-left-color: var(--bg-card);
}

.timeline-item:nth-child(even) .timeline-content::before {
    left: -30px;
    border-right-color: var(--bg-card);
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-title-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.timeline-dot {
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 20px var(--glow-color);
    z-index: 2;
}

/* Footer Main Content */
.footer-main {
    padding: 60px 0;
    position: relative;
    z-index: 2;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    position: relative;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.tech-badge {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    animation: badgePulse 2s infinite;
}

.tech-badge:nth-child(2n) {
    animation-delay: 0.5s;
}

.tech-badge:nth-child(3n) {
    animation-delay: 1s;
}

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

.footer-section h4 {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 1px;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 1rem;
}

.footer-links a::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 0.6rem;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 1.5rem;
    text-shadow: 0 0 10px var(--glow-color);
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    transition: left 0.3s ease;
    z-index: -1;
}

.social-link:hover::before {
    left: 0;
}

.social-link:hover {
    color: white;
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--glow-color);
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    text-align: center;
    position: relative;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-bottom-links {
    display: flex;
    gap: 2rem;
}

.footer-bottom-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .timeline-line {
        left: 20px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 50px;
    }
    
    .timeline-content {
        margin: 0;
    }
    
    .timeline-content::before {
        left: -30px !important;
        border-right-color: var(--bg-card) !important;
        border-left-color: transparent !important;
    }
    
    .timeline-dot {
        left: 20px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}