:root {
            --primary: #0a2b4e;
            --secondary: #1e6f9f;
            --accent: #e63946;
            --accent-orange: #f77f00;
            --light-bg: #f8faff;
            --gray-bg: #eef2f7;
            --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }

        body {
            font-family: 'Segoe UI', Roboto, system-ui, sans-serif;
            overflow-x: hidden;
            scroll-behavior: smooth;
        }

        h1,
        h2,
        h3,
        h4,
        h5 {
            font-weight: 700;
        }
        section{
            overflow: hidden;
        }

        .section-padding {
            padding: 70px 0;
        }

        .bg-light-gray {
            background-color: var(--gray-bg);
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 12px 28px;
            font-weight: 600;
            border: none;
            transition: var(--transition);
        }

        .btn-accent:hover {
            background: #c1121f;
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-orange {
            background: var(--accent-orange);
            color: #fff;
            border-radius: 50px;
            padding: 12px 28px;
            font-weight: 600;
            border: none;
        }

        .btn-orange:hover {
            background: #e06d00;
            color: #fff;
        }

        .btn-outline-light-custom {
            border: 2px solid #fff;
            color: #fff;
            border-radius: 50px;
            padding: 10px 26px;
            font-weight: 600;
            background: transparent;
        }

        .btn-outline-light-custom:hover {
            background: #fff;
            color: var(--primary);
        }

        .btn-primary-custom {
            background: var(--primary);
            color: #fff;
            border-radius: 50px;
            padding: 12px 28px;
            font-weight: 600;
        }

        .btn-primary-custom:hover {
            background: #071d33;
            color: #fff;
        }

        /* Top Header */
        .top-header {
            background: var(--primary);
            color: #fff;
            padding: 8px 0;
            font-size: 0.9rem;
        }

        .top-header a {
            color: #fff;
            text-decoration: none;
        }

        .top-header .social-icons a {
            margin-left: 12px;
            font-size: 1.1rem;
        }

        /* Navbar */
        .navbar {
            background: #fff;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
            padding: 12px 0;
            transition: var(--transition);
        }

        .navbar-brand .logo-text {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
        }

        .navbar-brand .tagline {
            font-size: 0.7rem;
            color: var(--secondary);
            letter-spacing: 1px;
        }

        .navbar .nav-link {
            font-weight: 600;
            color: #1e2a41;
            padding: 8px 12px !important;
            transition: var(--transition);
        }

        .navbar .nav-link:hover {
            color: var(--accent);
        }

        .navbar .btn-call {
            background: var(--accent);
            color: #fff;
            border-radius: 50px;
            padding: 8px 22px;
            font-weight: 600;
        }

        .navbar .btn-call:hover {
            background: #c1121f;
            color: #fff;
        }

        /* Hero Slider */
        .hero-slider .carousel-item {
            height: 90vh;
            min-height: 550px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .hero-slider .carousel-item::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(10, 43, 78, 0.75);
        }

        .hero-slider .carousel-caption {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            bottom: auto;
            text-align: center;
            width: 90%;
            max-width: 900px;
        }

        .hero-slider h1 {
            font-size: 3.2rem;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .hero-slider p {
            font-size: 1.2rem;
            margin-bottom: 30px;
        }

        /* About */
        .about-img {
            border-radius: 20px;
            box-shadow: var(--shadow);
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .check-list i {
            color: var(--accent);
            margin-right: 10px;
        }

        /* Service Cards */
        .service-card {
            border: none;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            background: #fff;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
        }

        .service-card img {
            height: 200px;
            object-fit: cover;
            width: 100%;
        }

        .service-card .card-body {
            padding: 25px;
        }

        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
        }

        /* Why Choose Us */
        .feature-box {
            background: #fff;
            border-radius: 16px;
            padding: 25px 15px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }

        .feature-box:hover {
            transform: translateY(-5px);
        }

        .feature-box i {
            font-size: 2.2rem;
            color: var(--accent);
            margin-bottom: 15px;
            display: inline-block;
        }

        .feature-box h4 {
            font-size: 1.1rem;
            margin: 0;
        }

        /* Process */
        .process-step {
            text-align: center;
            position: relative;
            padding: 20px 10px;
        }

        .process-step .step-number {
            width: 60px;
            height: 60px;
            background: var(--accent);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            font-weight: 800;
            margin: 0 auto 20px;
            box-shadow: 0 8px 16px rgba(230, 57, 70, 0.3);
            transition: var(--transition);
        }

        .process-step:hover .step-number {
            background: var(--primary);
            transform: scale(1.1);
        }

        .process-step h4 {
            font-size: 1.2rem;
        }

        @media (min-width: 992px) {
            .process-row {
                position: relative;
            }

            .process-row::before {
                content: "";
                position: absolute;
                top: 30px;
                left: 10%;
                width: 80%;
                height: 3px;
                background: #d0d9e8;
                z-index: 0;
            }

            .process-step {
                z-index: 1;
            }
        }

        /* Gallery */
        .gallery-item {
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            cursor: pointer;
            margin-bottom: 24px;
        }

        .gallery-item img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .gallery-item:hover img {
            transform: scale(1.08);
        }

        /* Testimonials */
        .testimonial-card {
            background: #fff;
            border-radius: 20px;
            padding: 30px;
            box-shadow: var(--shadow);
            text-align: center;
            height: 100%;
        }

        .testimonial-card .avatar {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            object-fit: cover;
            margin-bottom: 15px;
            border: 3px solid var(--secondary);
        }

        .stars i {
            color: #ffb400;
        }

        /* Contact */
        .contact-info-box {
            background: var(--primary);
            color: #fff;
            border-radius: 24px;
            padding: 40px;
            height: 100%;
        }

        .contact-info-box a {
            color: #fff;
            text-decoration: none;
        }

        .contact-info-box i {
            margin-right: 12px;
            font-size: 1.4rem;
            vertical-align: middle;
        }

        .contact-form {
            background: #fff;
            border-radius: 24px;
            padding: 40px;
            box-shadow: var(--shadow);
        }

        /* FAQ */
        .accordion-button:not(.collapsed) {
            background: var(--primary);
            color: #fff;
        }

        .accordion-button:focus {
            box-shadow: none;
            border-color: rgba(0, 0, 0, 0.1);
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(rgba(10, 43, 78, 0.85), rgba(10, 43, 78, 0.85)), url('assets/images/cta-banner.jpg?w=1600') center/cover no-repeat;
            padding: 80px 0;
            color: #fff;
            text-align: center;
        }

        /* Footer */
        .footer {
            background: #0a1c2f;
            color: #b0c4de;
            padding: 60px 0 20px;
        }

        .footer h5 {
            color: #fff;
            margin-bottom: 20px;
        }

        .footer a {
            color: #b0c4de;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer a:hover {
            color: #fff;
            padding-left: 5px;
        }

        .footer .social-icons a {
            font-size: 1.3rem;
            margin-right: 15px;
            display: inline-block;
        }

        .footer-bottom {
            border-top: 1px solid #1e3a5f;
            padding-top: 20px;
            margin-top: 40px;
            font-size: 0.9rem;
        }

        /* Floating buttons */
        .float-btn {
            position: fixed;
            width: 55px;
            height: 55px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: #fff;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
            z-index: 999;
            transition: var(--transition);
            text-decoration: none;
        }

        .float-call {
            background: var(--accent);
            bottom: 100px;
            right: 20px;
        }

        .float-wa {
            background: #25D366;
            bottom: 30px;
            right: 20px;
        }

        .float-btn:hover {
            transform: scale(1.1);
            color: #fff;
        }

        /* Popup */
        .popup-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.6);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 2000;
            padding: 15px;
        }

        .popup-overlay.active {
            display: flex;
        }

        .popup-box {
            background: #fff;
            border-radius: 24px;
            max-width: 480px;
            width: 100%;
            padding: 35px;
            position: relative;
            animation: popIn 0.4s ease;
        }

        @keyframes popIn {
            from {
                transform: scale(0.8);
                opacity: 0;
            }

            to {
                transform: scale(1);
                opacity: 1;
            }
        }

        .popup-close {
            position: absolute;
            top: 15px;
            right: 20px;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #666;
            cursor: pointer;
        }

        /* Responsive tweaks */
        @media (max-width: 991px) {
            .hero-slider .carousel-item {
                height: 80vh;
                min-height: 500px;
            }

            .hero-slider h1 {
                font-size: 2.2rem;
            }

            .process-row::before {
                display: none;
            }

            .navbar .btn-call {
                margin-top: 10px;
                display: inline-block;
            }

            .top-header .social-icons {
                margin-top: 5px;
            }

            .contact-info-box,
            .contact-form {
                padding: 25px;
            }
        }

        @media (max-width: 576px) {
            .hero-slider h1 {
                font-size: 1.7rem;
            }

            .hero-slider p {
                font-size: 1rem;
            }

            .section-padding {
                padding: 50px 0;
            }

            .top-header {
                font-size: 0.75rem;
            }

            .float-btn {
                width: 48px;
                height: 48px;
                font-size: 1.3rem;
            }
        }