:root {
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --primary: #3b82f6;
    --primary-glow: rgba(59, 130, 246, 0.5);
    --accent: #8b5cf6;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Background Blobs */
.background-blobs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s infinite ease-in-out;
}

.blob-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -100px;
    left: -100px;
}

.blob-2 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    bottom: 10%;
    right: -50px;
    animation-delay: -5s;
}

.blob-3 {
    width: 250px;
    height: 250px;
    background: #06b6d4;
    top: 40%;
    left: 30%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -50px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* Glassmorphism Utilities */
.glass, .glass-nav, .glass-footer {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.95rem;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-glow);
}

.glow-btn {
    animation: glow 3s infinite alternate;
}

@keyframes glow {
    from { box-shadow: 0 4px 15px var(--primary-glow); }
    to { box-shadow: 0 4px 30px rgba(139, 92, 246, 0.6); }
}

.btn-secondary {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
}

/* Hero Section */
.hero-section {
    padding: 160px 0 100px;
    text-align: center;
    position: relative;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 20px;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.hero-section h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    padding: 30px;
    border-radius: 16px;
    max-width: 800px;
    margin: 0 auto;
}

.stat-item {
    text-align: center;
}

.stat-item .counter {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 5px;
}

/* Sections General */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 40px 30px;
    border-radius: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), transparent);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(59, 130, 246, 0.3);
}

.service-card:hover::before {
    opacity: 1;
}

.icon-box {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary), var(--accent));
    opacity: 0.3;
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    padding-right: 50%;
    position: relative;
    margin-bottom: 40px;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 50%;
}

.timeline-number {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--bg-dark);
    border: 2px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--primary);
    z-index: 2;
}

.timeline-content {
    padding: 25px;
    border-radius: 16px;
    margin: 0 30px;
    width: 100%;
}

.timeline-content h3 {
    margin-bottom: 10px;
    color: var(--primary);
}

/* Article Section */
.article-section {
    background: rgba(0, 0, 0, 0.2);
}

.premium-article {
    padding: 60px;
    border-radius: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.article-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--glass-border);
}

.article-header h1 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    line-height: 1.3;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.article-content h2 {
    font-size: 1.5rem;
    margin: 40px 0 20px;
    color: var(--primary);
}

.article-content h3 {
    font-size: 1.2rem;
    margin: 30px 0 15px;
}

.article-content p {
    margin-bottom: 20px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.article-content a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: var(--transition);
}

.article-content a:hover {
    color: var(--accent);
}

.article-content ul {
    margin: 20px 0;
    padding-left: 20px;
    color: var(--text-secondary);
}

.article-content li {
    margin-bottom: 10px;
}

.article-widgets {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 40px;
}

.widget-box {
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid;
}

.tip-box {
    background: rgba(59, 130, 246, 0.05);
    border-color: var(--primary);
}

.warning-box {
    background: rgba(239, 68, 68, 0.05);
    border-color: #ef4444;
}

.widget-box h4 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.widget-box p {
    font-size: 0.95rem;
    margin: 0;
}

/* Portfolio Abstract */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.portfolio-card {
    height: 300px;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.portfolio-card:hover {
    transform: scale(1.02);
}

.abstract-1 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.abstract-2 {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.abstract-3 {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.portfolio-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-card:hover::after {
    opacity: 1;
}

.overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-card:hover .overlay {
    transform: translateY(0);
    opacity: 1;
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border-radius: 12px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 25px;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-bottom: 20px;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    padding: 35px;
    border-radius: 20px;
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

.stars {
    color: #fbbf24;
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.testimonial-card p {
    color: var(--text-secondary);
    font-style: italic;
    margin-bottom: 25px;
    line-height: 1.7;
}

.client-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.client-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.client-info h4 {
    font-size: 1rem;
    margin-bottom: 3px;
}

.client-info span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    padding: 50px;
    border-radius: 24px;
}

.contact-info h3, .contact-form-container h3 {
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
}

.info-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.info-item p, .info-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.info-item a:hover {
    color: var(--primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.05);
}

/* Footer */
.glass-footer {
    padding: 80px 0 30px;
    margin-top: 50px;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-col p {
    color: var(--text-secondary);
    margin-bottom: 15px;
    font-size: 0.95rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-col ul li a:hover {
    color: var(--primary);
    padding-left: 5px;
}

.footer-map-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        justify-content: flex-start;
        padding-left: 60px;
        padding-right: 0;
    }
    
    .timeline-number {
        left: 20px;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .article-widgets {
        grid-template-columns: 1fr;
    }
    
    .premium-article {
        padding: 30px;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 60px 0;
    }
}