:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #7c3aed;
    --accent: #06b6d4;
    --bg-dark: #0f172a;
    --bg-light: #f8fafc;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    --shadow-soft: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.3);
    --radius: 16px;
    --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: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

/* Floating Background Shapes */
.bg-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.4;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    top: -200px;
    right: -200px;
}

.shape-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    bottom: -100px;
    left: -200px;
    animation-delay: -5s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--secondary);
    top: 40%;
    left: 30%;
    animation-delay: -10s;
    opacity: 0.2;
}

@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); }
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

.bg-alt {
    background: rgba(241, 245, 249, 0.5);
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.15);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

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

@keyframes glow {
    from { box-shadow: 0 0 10px rgba(37, 99, 235, 0.3); }
    to { box-shadow: 0 0 25px rgba(124, 58, 237, 0.5); }
}

.btn-secondary {
    background: white;
    color: var(--text-main);
    border: 1px solid #e2e8f0;
}

.btn-secondary:hover {
    background: #f8fafc;
    border-color: var(--primary);
    color: var(--primary);
}

.full-width {
    width: 100%;
}

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    transition: var(--transition);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

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

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-main);
    border-radius: 3px;
    transition: var(--transition);
}

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

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 24px;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-main), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 40px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.stat-card {
    padding: 24px 40px;
    text-align: center;
    min-width: 150px;
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-card p {
    color: var(--text-muted);
    font-weight: 500;
}

/* Animations */
.animate-fade-in { animation: fadeIn 1s ease-out; }
.animate-fade-up { animation: fadeUp 0.8s ease-out forwards; opacity: 0; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

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

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

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-main);
}

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

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.service-card {
    padding: 40px 32px;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.icon-box {
    font-size: 2.5rem;
    margin-bottom: 24px;
    display: inline-block;
    padding: 16px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 12px;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    font-weight: 700;
}

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

.feature-list {
    list-style: none;
    color: var(--text-main);
    font-size: 0.9rem;
}

.feature-list li {
    padding: 6px 0;
    padding-left: 24px;
    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: 24px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--secondary));
}

.timeline-item {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    position: relative;
}

.timeline-marker {
    width: 50px;
    height: 50px;
    background: white;
    border: 3px solid var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--primary);
    flex-shrink: 0;
    z-index: 2;
    box-shadow: 0 0 0 8px rgba(37, 99, 235, 0.1);
}

.timeline-content {
    padding: 32px;
    flex: 1;
}

.timeline-content h3 {
    margin-bottom: 12px;
    font-size: 1.2rem;
}

/* Portfolio Abstract Placeholders */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

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

.abstract-placeholder {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.placeholder-1 { background: linear-gradient(135deg, #1e293b, #334155); }
.placeholder-2 { background: linear-gradient(135deg, #312e81, #4338ca); }
.placeholder-3 { background: linear-gradient(135deg, #0f766e, #0d9488); }

.abstract-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6;
}

.shape-a { width: 200px; height: 200px; background: rgba(255,255,255,0.1); top: -50px; right: -50px; }
.shape-b { width: 150px; height: 150px; background: rgba(255,255,255,0.05); bottom: -30px; left: -30px; }
.shape-c { width: 100%; height: 50%; background: rgba(255,255,255,0.1); bottom: 0; clip-path: polygon(0 40%, 100% 0, 100% 100%, 0% 100%); }
.shape-d { width: 120px; height: 120px; border: 3px solid rgba(255,255,255,0.2); top: 40px; left: 40px; }
.shape-e { width: 250px; height: 250px; background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%); top: 50%; left: 50%; transform: translate(-50%, -50%); }
.shape-f { width: 80px; height: 80px; background: rgba(255,255,255,0.3); bottom: 20px; right: 20px; border-radius: 12px; transform: rotate(45deg); }

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition);
}

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

/* Article Styles */
.article-container {
    max-width: 800px;
    background: white;
    padding: 60px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
}

.article-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid #e2e8f0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.article-meta .category {
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.article-intro {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-main);
    margin-bottom: 40px;
    font-weight: 500;
}

.article-container h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 20px;
    color: var(--text-main);
    position: relative;
    padding-left: 20px;
}

.article-container h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 4px;
    background: var(--primary);
    border-radius: 2px;
}

.article-container h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-top: 32px;
    margin-bottom: 16px;
    color: var(--text-main);
}

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

.text-link {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    border-bottom: 2px solid var(--primary);
    padding-bottom: 2px;
    transition: var(--transition);
}

.text-link:hover {
    color: var(--secondary);
    border-color: var(--secondary);
}

.callout-box {
    padding: 24px;
    border-radius: 12px;
    margin: 32px 0;
    border-left: 4px solid;
}

.warning-box {
    background: rgba(239, 68, 68, 0.05);
    border-color: #ef4444;
    color: #991b1b;
}

.tip-box {
    background: rgba(16, 185, 129, 0.05);
    border-color: #10b981;
    color: #065f46;
}

.comparison-table-wrapper {
    overflow-x: auto;
    margin: 32px 0;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.comparison-table th,
.comparison-table td {
    padding: 16px 24px;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}

.comparison-table th {
    background: #f8fafc;
    font-weight: 700;
    color: var(--text-main);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

/* FAQ Accordion */
.faq-container {
    margin-top: 40px;
}

.faq-item {
    border-bottom: 1px solid #e2e8f0;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 24px 0;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: inherit;
}

.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;
}

.faq-answer p {
    padding-bottom: 24px;
    color: var(--text-muted);
}

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

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.testimonial-card {
    padding: 32px;
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

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

.rating {
    color: #f59e0b;
    letter-spacing: 2px;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.7;
}

.location {
    font-size: 0.9rem;
    color: var(--text-main);
    font-weight: 600;
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
}

.contact-info {
    padding: 40px;
}

.contact-info h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--text-muted);
    margin-bottom: 32px;
}

.info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.info-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-item strong {
    display: block;
    margin-bottom: 4px;
    color: var(--text-main);
}

.info-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin: 0;
}

.contact-form-wrapper {
    padding: 40px;
}

.contact-form-wrapper h2 {
    font-size: 2rem;
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-main);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background: white;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.footer-col h3 span {
    color: var(--primary);
}

.footer-col h4 {
    font-size: 1.1rem;
    margin-bottom: 24px;
    color: white;
}

.footer-col p {
    color: #94a3b8;
    line-height: 1.7;
    margin-bottom: 16px;
}

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

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

.footer-col ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: white;
    padding-left: 5px;
}

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

.footer-map-link:hover {
    text-decoration: underline;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    color: #64748b;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-title { font-size: 2.5rem; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 32px;
        gap: 24px;
        box-shadow: var(--shadow-soft);
        transform: translateY(-150%);
        transition: var(--transition);
    }
    
    .nav-links.active {
        transform: translateY(0);
    }
    
    .nav-cta { display: none; }
    .mobile-toggle { display: flex; }
    
    .hero-title { font-size: 2rem; }
    .hero-buttons { flex-direction: column; }
    .article-container { padding: 32px 24px; }
    .footer-grid { grid-template-columns: 1fr; }
    
    .timeline::before { left: 20px; }
    .timeline-marker { width: 40px; height: 40px; font-size: 0.9rem; }
}