/* CSS RESET & VARIABLES */
        :root {
            --bg-dark: #0b0f19;
            --bg-card: #151d30;
            --bg-card-hover: #1e2942;
            --primary: #10b981;
            /* Emerald Green */
            --primary-hover: #059669;
            --primary-glow: rgba(16, 185, 129, 0.15);
            --secondary: #3b82f6;
            --accent: #f59e0b;
            /* Amber accent */
            --text-main: #f8fafc;
            --text-muted: #94a3b8;
            --text-dark: #0f172a;
            --border-color: rgba(255, 255, 255, 0.08);
            --font-headings: 'Outfit', sans-serif;
            --font-body: 'Inter', sans-serif;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: var(--font-body);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
        }

        h1,
        h2,
        h3,
        h4 {
            font-family: var(--font-headings);
            font-weight: 700;
            letter-spacing: -0.02em;
        }

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

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

        button,
        .btn {
            font-family: var(--font-headings);
            font-weight: 600;
            cursor: pointer;
            border: none;
            outline: none;
            transition: var(--transition);
        }

        /* UTILITIES */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background: var(--primary-glow);
            border: 1px solid rgba(16, 185, 129, 0.3);
            color: var(--primary);
            border-radius: 50px;
            font-family: var(--font-headings);
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 16px;
        }

        .badge-amber {
            background: rgba(245, 158, 11, 0.1);
            border: 1px solid rgba(245, 158, 11, 0.3);
            color: var(--accent);
        }

        /* HEADER & NAV */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(11, 15, 25, 0.8);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-family: var(--font-headings);
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-main);
        }

        .logo img {
            height: 42px;
            width: 42px;
            object-fit: contain;
            border-radius: 50%;
        }

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

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-muted);
            position: relative;
        }

        .nav-link:hover,
        .nav-link.active {
            color: var(--text-main);
        }

        .nav-btn {
            padding: 10px 20px;
            background-color: var(--primary);
            color: var(--bg-dark);
            border-radius: 8px;
            font-size: 0.95rem;
            box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
        }

        .nav-btn:hover {
            background-color: var(--primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
        }

        .nav-btn-secondary {
            padding: 10px 20px;
            background-color: transparent;
            color: var(--text-main);
            border: 1.5px solid var(--border-color);
            border-radius: 8px;
            font-size: 0.95rem;
        }

        .nav-btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.05);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-2px);
        }

        /* Hamburger Menu */
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 6px;
            width: 30px;
            background: transparent;
        }

        .hamburger span {
            display: block;
            width: 100%;
            height: 2px;
            background-color: var(--text-main);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* STATS BAR */
        .stats-bar {
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 36px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            text-align: center;
        }

        .stat-item {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .stat-number {
            font-family: var(--font-headings);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-muted);
        }

        /* SECTION HEADERS */
        .section-header {
            text-align: center;
            max-width: 650px;
            margin: 0 auto 60px;
        }

        .section-header h2 {
            font-size: 2.5rem;
            margin-bottom: 16px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 1.05rem;
        }

        /* USP / PHILOSOPHY CARDS */
        .usp-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-bottom: 60px;
        }

        .usp-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 36px 28px;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .usp-card:hover {
            transform: translateY(-6px);
            border-color: rgba(16, 185, 129, 0.4);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
        }

        .usp-icon {
            width: 56px;
            height: 56px;
            background: var(--primary-glow);
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
        }

        .usp-icon svg {
            width: 28px;
            height: 28px;
        }

        .usp-card h3 {
            font-size: 1.3rem;
        }

        .usp-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }

        /* INSTRUCTOR SECTION */
        .about {
            padding: 100px 0;
            background-color: rgba(21, 29, 48, 0.3);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .about-grid {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 60px;
            align-items: center;
        }

        .about-visual {
            position: relative;
        }

        .adi-badge-container {
            background: linear-gradient(135deg, #1e2942 0%, #111827 100%);
            border: 2px solid var(--primary);
            border-radius: 24px;
            padding: 40px 30px;
            text-align: center;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
            position: relative;
            overflow: hidden;
        }

        .adi-badge-container::after {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 150px;
            height: 150px;
            background: radial-gradient(circle, rgba(16, 185, 129, 0.2) 0%, transparent 70%);
        }

        .adi-svg-shield {
            width: 80px;
            height: 80px;
            margin: 0 auto 20px;
            color: var(--primary);
        }

        .adi-title {
            font-family: var(--font-headings);
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 0.05em;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .adi-subtitle {
            font-size: 0.95rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            text-transform: uppercase;
            letter-spacing: 0.08em;
        }

        .adi-divider {
            height: 1px;
            background: var(--border-color);
            margin: 20px 0;
        }

        .adi-info-row {
            display: flex;
            flex-direction: column;
            gap: 12px;
            text-align: left;
        }

        .adi-info-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            color: var(--text-main);
        }

        .adi-info-item svg {
            width: 18px;
            height: 18px;
            color: var(--primary);
        }

        .about-content h2 {
            font-size: 2.3rem;
            margin-bottom: 20px;
        }

        .about-text {
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 30px;
        }

        .quote-box {
            background: var(--bg-card);
            border-left: 4px solid var(--primary);
            padding: 20px 24px;
            border-radius: 0 14px 14px 0;
            margin-top: 20px;
        }

        .quote-text {
            font-style: italic;
            color: var(--text-main);
            font-size: 0.95rem;
            margin-bottom: 8px;
        }

        .quote-author {
            font-size: 0.85rem;
            color: var(--primary);
            font-weight: 600;
        }

        /* FOOTER */
        footer {
            background-color: #070a11;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 40px;
        }

        .footer-logo-block {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .footer-logo-block p {
            color: var(--text-muted);
            font-size: 0.95rem;
            max-width: 320px;
        }

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

        .footer-links-block ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links-block ul a {
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .footer-links-block ul a:hover {
            color: var(--primary);
            padding-left: 4px;
        }

        .footer-contact-row {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-muted);
            font-size: 0.95rem;
        }

        .footer-contact-row svg {
            width: 18px;
            height: 18px;
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-color);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            color: var(--text-muted);
            font-size: 0.85rem;
        }

        /* Footer Social Media Links */
        .footer-socials {
            display: inline-flex;
            gap: 16px;
            align-items: center;
            margin-top: 12px;
        }

        .social-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            transition: var(--transition);
            text-decoration: none !important;
        }

        .social-link svg {
            width: 20px;
            height: 20px;
            fill: currentColor;
            display: block;
        }

        .social-link.instagram:hover {
            color: #e1306c;
            transform: translateY(-2px) scale(1.15);
        }

        /* POPUP MESSAGE FOR PREVIEW FORM */
        .popup-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(7, 10, 17, 0.85);
            backdrop-filter: blur(8px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 2000;
            opacity: 0;
            pointer-events: none;
            transition: var(--transition);
        }

        .popup-overlay.active {
            opacity: 1;
            pointer-events: all;
        }

        .popup-card {
            background: var(--bg-card);
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: 20px;
            padding: 40px;
            max-width: 500px;
            width: 90%;
            text-align: center;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
            transform: scale(0.9);
            transition: var(--transition);
        }

        .popup-overlay.active .popup-card {
            transform: scale(1);
        }

        .popup-icon-holder {
            width: 70px;
            height: 70px;
            background: rgba(16, 185, 129, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            color: var(--primary);
        }

        .popup-icon-holder svg {
            width: 36px;
            height: 36px;
        }

        .popup-card h3 {
            font-size: 1.6rem;
            margin-bottom: 16px;
        }

        .popup-card p {
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.5;
            margin-bottom: 28px;
        }

        .popup-close-btn {
            padding: 12px 30px;
            background: var(--primary);
            color: var(--bg-dark);
            border-radius: 8px;
            font-size: 1rem;
            display: inline-block;
        }

        .popup-close-btn:hover {
            background: var(--primary-hover);
        }

        /* RESPONSIVE BREAKPOINTS */
        @media (max-width: 992px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 40px;
                text-align: center;
            }

            .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
            }

            .hero-features {
                max-width: 500px;
                margin-left: auto;
                margin-right: auto;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-image-wrapper {
                max-width: 500px;
                margin: 0 auto;
            }

            .hero-img {
                height: 380px;
            }

            .usp-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .about-grid {
                grid-template-columns: 1fr;
                gap: 48px;
            }

            .about-visual {
                order: 2;
            }

            .coverage-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .coverage-map-box {
                min-height: 300px;
            }

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

        @media (max-width: 768px) {
            .hero-content h1 {
                font-size: 2.8rem;
            }

            .stats-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

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

            .form-group-full {
                grid-column: span 1;
            }

            .enquiry-card {
                padding: 28px 20px;
            }

            .hamburger {
                display: flex;
                z-index: 1010;
            }

            .nav-menu {
                position: fixed;
                top: 0;
                right: -100%;
                width: 80%;
                height: 100vh;
                background: var(--bg-card);
                flex-direction: column;
                justify-content: center;
                gap: 40px;
                transition: var(--transition);
                z-index: 1005;
                border-left: 1px solid var(--border-color);
                box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
                visibility: hidden;
                pointer-events: none;
            }

            .nav-menu.active {
                right: 0;
                visibility: visible;
                pointer-events: auto;
            }

            /* Hamburger cross animation when active */
            .hamburger.active span:nth-child(1) {
                transform: translateY(8px) rotate(45deg);
            }

            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }

            .hamburger.active span:nth-child(3) {
                transform: translateY(-8px) rotate(-45deg);
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }