@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Open+Sans:wght@300;400;600&display=swap');

:root {
    --bg-color: #0b0f19;
    --bg-light: #111827;
    --primary-color: #3b82f6;
    --primary-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --secondary-color: #06b6d4;
    --accent-color: #f59e0b;
    --text-color: #e2e8f0;
    --text-muted: #94a3b8;
    --white: #ffffff;
    --glass-bg: rgba(17, 24, 39, 0.7);
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
    --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
    --glow: 0 0 20px rgba(59, 130, 246, 0.5);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    color: var(--white);
    line-height: 1.2;
    font-weight: 700;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 8rem 0;
    position: relative;
    overflow: hidden;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary {
    background: var(--primary-gradient);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.6);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--white);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--bg-color);
    transform: translateY(-3px);
}

.btn-white {
    background: var(--white);
    color: var(--bg-color);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.2);
}

.btn-white:hover {
    background: #f0f0f0;
    transform: translateY(-3px);
}

/* Header */
.header {
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: var(--glass-border);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition);
}

.header.scrolled {
    padding: 1rem 0;
    background: rgba(11, 15, 25, 0.95);
    box-shadow: var(--shadow);
}

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

.logo a {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 2px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-list {
    display: flex;
    gap: 3rem;
}

.nav-list a {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-color);
    position: relative;
    padding: 0.5rem 0;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: var(--transition);
}

.nav-list a:hover::after,
.nav-list a.active::after {
    width: 100%;
}

.nav-list a:hover,
.nav-list a.active {
    color: var(--white);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(11, 15, 25, 0.7), rgba(11, 15, 25, 0.9));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: fadeInUp 1s ease-out;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 3rem;
    color: var(--text-muted);
    font-weight: 300;
    animation: fadeInUp 1s ease-out 0.3s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

/* Services Overview */
.services-overview {
    background: var(--bg-color);
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.service-card {
    background: var(--bg-light);
    padding: 3rem;
    border-radius: 20px;
    border: var(--glass-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    opacity: 0;
    z-index: -1;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow);
    border-color: transparent;
}

.service-card:hover::before {
    opacity: 0.05;
}

.icon-box {
    font-size: 3rem;
    margin-bottom: 2rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.read-more {
    color: var(--primary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.read-more i {
    transition: var(--transition);
}

.read-more:hover i {
    transform: translateX(5px);
}

/* About Brief */
.about-brief {
    background: var(--bg-light);
}

.row {
    display: flex;
    align-items: center;
    gap: 5rem;
}

.col-text {
    flex: 1;
}

.col-image {
    flex: 1;
    position: relative;
}

.col-image img {
    border-radius: 20px;
    box-shadow: var(--shadow);
    border: var(--glass-border);
}

.about-brief h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.about-brief p {
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-color);
}

.feature-list i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

/* CTA Section */
.cta-section {
    background: var(--primary-gradient);
    text-align: center;
    padding: 6rem 0;
}

.cta-section h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.cta-section p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Footer */
.footer {
    background: #050a14;
    padding: 6rem 0 2rem;
    border-top: var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-col h3 {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--white);
}

.footer-col p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.footer-col ul li {
    margin-bottom: 1rem;
}

.footer-col ul li a {
    color: var(--text-muted);
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--white);
}

.social-links a:hover {
    background: var(--primary-gradient);
    transform: translateY(-3px);
}

.contact-info li {
    display: flex;
    gap: 1rem;
    color: var(--text-muted);
    margin-bottom: 1.2rem;
}

.contact-info i {
    color: var(--primary-color);
    margin-top: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .row {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--bg-light);
        padding: 5rem 2rem;
        transition: 0.4s ease;
        z-index: 999;
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }
    
    .nav.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
    }
    
    .mobile-menu-btn {
        display: block;
        z-index: 1000;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}