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

    :root {
        --primary-blue: #2563EB;
        --dark-blue: #1D4ED8;
        --light-blue: #3B82F6;
        --accent-blue: #60A5FA;
        --soft-blue: #EFF6FF;
        --pure-white: #FFFFFF;
        --off-white: #F8FAFC;
        --light-gray: #F1F5F9;
        --medium-gray: #CBD5E1;
        --dark-gray: #64748B;
        --pure-black: #000000;
        --dark-black: #0F172A;
        --medium-black: #1E293B;
        --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
        --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        --shadow-blue: 0 10px 15px -3px rgba(37, 99, 235, 0.2);
        --border-radius: 12px;
    }

    html {
        scroll-behavior: smooth;
        scroll-padding-top: 80px;
    }

    body {
        font-family: 'Poppins', sans-serif;
        line-height: 1.6;
        color: var(--medium-black);
        background-color: var(--pure-white);
        overflow-x: hidden;
    }

    h1, h2, h3, h4, h5 {
        font-family: 'Space Grotesk', sans-serif;
        font-weight: 700;
        line-height: 1.2;
        color: var(--dark-black);
    }

    .container {
        width: 100%;
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
    }

    section {
        padding: 100px 0;
    }

    .section-title {
        text-align: center;
        margin-bottom: 64px;
    }

    .section-title h2 {
        font-size: 3rem;
        margin-bottom: 16px;
        position: relative;
        display: inline-block;
    }

    .section-title h2 span {
        color: var(--primary-blue);
    }

    .section-title h2::after {
        content: '';
        position: absolute;
        width: 80px;
        height: 4px;
        background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue));
        bottom: -12px;
        left: 50%;
        transform: translateX(-50%);
        border-radius: 2px;
    }

    .section-title p {
        font-size: 1.125rem;
        color: var(--dark-gray);
        max-width: 600px;
        margin: 24px auto 0;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        padding: 16px 32px;
        font-size: 1rem;
        font-weight: 600;
        text-decoration: none;
        border-radius: var(--border-radius);
        transition: var(--transition);
        cursor: pointer;
        border: none;
        outline: none;
        position: relative;
        overflow: hidden;
        z-index: 1;
    }

    .btn-primary {
        background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
        color: var(--pure-white);
        box-shadow: var(--shadow-blue);
    }

    .btn-primary:hover {
        transform: translateY(-3px);
        box-shadow: 0 15px 30px rgba(37, 99, 235, 0.3);
    }

    .btn-secondary {
        background: transparent;
        color: var(--dark-black);
        border: 2px solid var(--medium-gray);
    }

    .btn-secondary:hover {
        border-color: var(--primary-blue);
        color: var(--primary-blue);
        transform: translateY(-3px);
    }

    .btn-outline {
        background: transparent;
        color: var(--primary-blue);
        border: 2px solid var(--primary-blue);
    }

    .btn-outline:hover {
        background: var(--primary-blue);
        color: var(--pure-white);
        transform: translateY(-3px);
    }

    .btn i {
        font-size: 1.1rem;
    }

    /* Header & Navigation */
    header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1000;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }

    .header-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 0;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 12px;
        text-decoration: none;
    }

    .logo-icon {
        width: 44px;
        height: 44px;
        background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--pure-white);
        font-weight: 800;
        font-size: 1.3rem;
    }

    .logo-text {
        font-family: 'Space Grotesk', sans-serif;
        font-size: 1.9rem;
        font-weight: 800;
        color: var(--dark-black);
    }

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

    .nav-links {
        display: flex;
        gap: 40px;
        list-style: none;
    }

    .nav-links a {
        text-decoration: none;
        color: var(--dark-black);
        font-weight: 600;
        font-size: 1rem;
        position: relative;
        padding: 8px 0;
        transition: var(--transition);
    }

    .nav-links a::after {
        content: '';
        position: absolute;
        width: 0;
        height: 3px;
        background: var(--primary-blue);
        bottom: 0;
        left: 0;
        transition: var(--transition);
        border-radius: 2px;
    }

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

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

    .mobile-menu-btn {
        display: none;
        background: none;
        border: none;
        font-size: 1.5rem;
        color: var(--dark-black);
        cursor: pointer;
        padding: 8px;
        transition: var(--transition);
    }

    .mobile-menu-btn:hover {
        color: var(--primary-blue);
    }

    /* Hero Section */
    .hero {
        padding-top: 160px;
        padding-bottom: 120px;
        background: linear-gradient(135deg, var(--off-white) 0%, var(--soft-blue) 100%);
        position: relative;
        overflow: hidden;
    }

    .hero::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -10%;
        width: 70%;
        height: 150%;
        background: linear-gradient(45deg, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
        border-radius: 50%;
        z-index: 0;
    }

    .hero-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
        position: relative;
        z-index: 1;
    }

    .hero-text h1 {
        font-size: 3.8rem;
        line-height: 1.1;
        margin-bottom: 24px;
        background: linear-gradient(135deg, var(--dark-black) 0%, var(--primary-blue) 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .hero-text p {
        font-size: 1.25rem;
        color: var(--dark-gray);
        margin-bottom: 40px;
        max-width: 500px;
    }

    .hero-buttons {
        display: flex;
        gap: 20px;
        flex-wrap: wrap;
    }

    .hero-image {
        position: relative;
    }

    .hero-image img {
        width: 100%;
        border-radius: 20px;
        box-shadow: var(--shadow-xl);
        transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
        transition: var(--transition);
        border: 8px solid var(--pure-white);
    }

    .hero-image img:hover {
        transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    }

    .hero-stats {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
        margin-top: 80px;
        position: relative;
        z-index: 1;
    }

    .stat-item {
        background: var(--pure-white);
        padding: 30px;
        border-radius: var(--border-radius);
        box-shadow: var(--shadow-md);
        text-align: center;
        transition: var(--transition);
        border: 1px solid var(--light-gray);
    }

    .stat-item:hover {
        transform: translateY(-10px);
        box-shadow: var(--shadow-lg);
        border-color: var(--primary-blue);
    }

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

    .stat-item p {
        font-size: 0.875rem;
        color: var(--dark-gray);
        font-weight: 500;
        text-transform: uppercase;
        letter-spacing: 1px;
    }

    /* About Section */
    .about {
        background: var(--pure-white);
    }

    .about-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 60px;
        align-items: center;
    }

    .about-text h3 {
        font-size: 2.5rem;
        margin-bottom: 24px;
        color: var(--dark-black);
    }

    .about-text p {
        margin-bottom: 20px;
        color: var(--medium-black);
        font-size: 1.125rem;
    }

    .about-features {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 24px;
        margin-top: 40px;
    }

    .feature-item {
        display: flex;
        align-items: flex-start;
        gap: 16px;
    }

    .feature-icon {
        width: 52px;
        height: 52px;
        background: var(--soft-blue);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary-blue);
        font-size: 1.5rem;
        flex-shrink: 0;
        transition: var(--transition);
    }

    .feature-item:hover .feature-icon {
        background: var(--primary-blue);
        color: var(--pure-white);
        transform: rotate(10deg);
    }

    .feature-text h4 {
        font-size: 1.25rem;
        margin-bottom: 8px;
        color: var(--dark-black);
    }

    .feature-text p {
        font-size: 0.95rem;
        color: var(--dark-gray);
        margin-bottom: 0;
    }

    .about-image {
        position: relative;
    }

    .about-image img {
        width: 100%;
        border-radius: 20px;
        box-shadow: var(--shadow-xl);
    }

    .about-image::before {
        content: '';
        position: absolute;
        width: 100%;
        height: 100%;
        border: 4px solid var(--primary-blue);
        border-radius: 20px;
        top: 20px;
        left: 20px;
        z-index: -1;
        opacity: 0.3;
    }

    /* Services Section */
    .services {
        background: var(--off-white);
    }

    .services-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: 32px;
    }

    .service-card {
        background: var(--pure-white);
        border-radius: var(--border-radius);
        overflow: hidden;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        border: 1px solid var(--light-gray);
        height: 100%;
        display: flex;
        flex-direction: column;
    }

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

    .service-header {
        padding: 40px 40px 0;
        position: relative;
    }

    .service-icon {
        width: 70px;
        height: 70px;
        background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
        border-radius: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--pure-white);
        font-size: 1.8rem;
        margin-bottom: 24px;
        transition: var(--transition);
    }

    .service-card:hover .service-icon {
        transform: scale(1.1) rotate(5deg);
    }

    .service-content {
        padding: 0 40px 40px;
        flex-grow: 1;
        display: flex;
        flex-direction: column;
    }

    .service-content h3 {
        font-size: 1.5rem;
        margin-bottom: 16px;
        color: var(--dark-black);
    }

    .service-content p {
        color: var(--dark-gray);
        margin-bottom: 24px;
        flex-grow: 1;
    }

    .service-features {
        list-style: none;
        margin-bottom: 24px;
    }

    .service-features li {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
        color: var(--medium-black);
    }

    .service-features li i {
        color: var(--primary-blue);
    }

    .service-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--primary-blue);
        font-weight: 600;
        text-decoration: none;
        transition: var(--transition);
    }

    .service-link:hover {
        gap: 12px;
    }

    /* Contact Section */
    .contact {
        background: var(--pure-white);
    }

    .contact-content {
        display: grid;
        grid-template-columns: 1fr 2fr;
        gap: 60px;
    }

    .contact-info {
        display: flex;
        flex-direction: column;
        gap: 40px;
    }

    .contact-item {
        display: flex;
        align-items: flex-start;
        gap: 20px;
    }

    .contact-icon {
        width: 56px;
        height: 56px;
        background: var(--soft-blue);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary-blue);
        font-size: 1.5rem;
        flex-shrink: 0;
        transition: var(--transition);
    }

    .contact-item:hover .contact-icon {
        background: var(--primary-blue);
        color: var(--pure-white);
        transform: translateY(-5px);
    }

    .contact-details h4 {
        font-size: 1.25rem;
        color: var(--dark-black);
        margin-bottom: 8px;
    }

    .contact-details p {
        color: var(--dark-gray);
        font-size: 1.125rem;
    }

    .social-links {
        display: flex;
        gap: 16px;
        margin-top: 40px;
    }

    .social-link {
        width: 48px;
        height: 48px;
        background: var(--soft-blue);
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--primary-blue);
        font-size: 1.25rem;
        text-decoration: none;
        transition: var(--transition);
    }

    .social-link:hover {
        background: var(--primary-blue);
        color: var(--pure-white);
        transform: translateY(-5px);
    }

    .contact-form-container {
        background: var(--off-white);
        padding: 48px;
        border-radius: 20px;
        box-shadow: var(--shadow-lg);
        border: 1px solid var(--light-gray);
    }

    .contact-form {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }

    .form-group {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .form-group label {
        font-weight: 600;
        color: var(--dark-black);
    }

    .form-control {
        padding: 16px 20px;
        background: var(--pure-white);
        border: 2px solid var(--medium-gray);
        border-radius: 8px;
        color: var(--dark-black);
        font-size: 1rem;
        transition: var(--transition);
    }

    .form-control:focus {
        outline: none;
        border-color: var(--primary-blue);
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
    }

    textarea.form-control {
        min-height: 150px;
        resize: vertical;
    }

    .submit-btn {
        width: 100%;
        margin-top: 16px;
    }

    /* Footer */
    footer {
        background: var(--dark-black);
        padding: 80px 0 40px;
        position: relative;
        overflow: hidden;
    }

    footer::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 4px;
        background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue));
    }

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

    .footer-logo .logo-text {
        color: var(--pure-white);
        font-size: 2rem;
    }

    .footer-logo p {
        color: var(--medium-gray);
        margin-top: 20px;
        max-width: 300px;
    }

    .footer-links h4 {
        color: var(--pure-white);
        font-size: 1.25rem;
        margin-bottom: 24px;
        position: relative;
        padding-bottom: 12px;
    }

    .footer-links h4::after {
        content: '';
        position: absolute;
        width: 40px;
        height: 3px;
        background: var(--primary-blue);
        bottom: 0;
        left: 0;
    }

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

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

    .footer-links a {
        color: var(--medium-gray);
        text-decoration: none;
        transition: var(--transition);
        display: inline-block;
    }

    .footer-links a:hover {
        color: var(--accent-blue);
        transform: translateX(5px);
    }

    .footer-bottom {
        padding-top: 40px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        text-align: center;
        color: var(--dark-gray);
    }

    /* Responsive Design */
    @media (max-width: 1024px) {
        .hero-content,
        .about-content,
        .contact-content {
            grid-template-columns: 1fr;
            gap: 40px;
        }

        .footer-content {
            grid-template-columns: repeat(2, 1fr);
            gap: 40px;
        }

        .hero-text h1 {
            font-size: 3.2rem;
        }

        .hero-stats {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (max-width: 768px) {
        .nav-links {
            position: fixed;
            top: 80px;
            left: 0;
            width: 100%;
            background: var(--pure-white);
            flex-direction: column;
            align-items: center;
            padding: 30px;
            box-shadow: var(--shadow-lg);
            transform: translateY(-100%);
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            gap: 0;
        }

        .nav-links.active {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }

        .nav-links li {
            width: 100%;
            text-align: center;
            padding: 15px 0;
            border-bottom: 1px solid var(--light-gray);
        }

        .nav-links li:last-child {
            border-bottom: none;
        }

        .mobile-menu-btn {
            display: block;
        }

        .hero {
            padding-top: 140px;
            padding-bottom: 80px;
        }

        .hero-text h1 {
            font-size: 2.8rem;
        }

        .hero-buttons {
            flex-direction: column;
            align-items: flex-start;
        }

        .section-title h2 {
            font-size: 2.5rem;
        }

        .about-features {
            grid-template-columns: 1fr;
        }

        .services-grid {
            grid-template-columns: 1fr;
        }

        .contact-form-container {
            padding: 32px;
        }
    }

    @media (max-width: 480px) {
        .container {
            padding: 0 16px;
        }

        section {
            padding: 80px 0;
        }

        .hero-text h1 {
            font-size: 2.4rem;
        }

        .section-title h2 {
            font-size: 2rem;
        }

        .hero-stats {
            grid-template-columns: 1fr;
        }

        .footer-content {
            grid-template-columns: 1fr;
        }
    }

    /* Animation */
    @keyframes float {
        0%, 100% {
            transform: translateY(0);
        }
        50% {
            transform: translateY(-20px);
        }
    }

    .animate-float {
        animation: float 6s ease-in-out infinite;
    }

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(40px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .animate-fadeInUp {
        animation: fadeInUp 0.8s ease-out forwards;
    }

    .animate-delay-1 {
        animation-delay: 0.2s;
    }

    .animate-delay-2 {
        animation-delay: 0.4s;
    }

    .animate-delay-3 {
        animation-delay: 0.6s;
    }