:root {
            --primary-dark: #0f172a;
            --primary: #1e293b;
            --accent: #ff6b35;
            --accent-hover: #e85a2b;
            --text: #1e293b;
            --text-light: #64748b;
            --text-muted: #94a3b8;
            --bg: #ffffff;
            --bg-alt: #f8fafc;
            --bg-dark: #0f172a;
            --border: #e2e8f0;
            --border-light: #f1f5f9;
            --radius: 16px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --shadow: 0 1px 3px rgba(0,0,0,0.1);
            --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
            --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
            --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
            --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: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif; color: var(--text); line-height: 1.6; background: var(--bg); overflow-x: hidden; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

        /* ===== HEADER - DARK ===== */
        .site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: var(--primary-dark); transition: var(--transition); }
        .site-header.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
        .header-container { display: flex; align-items: center; justify-content: space-between; height: 70px; }
        .logo { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; }
        .logo-icon { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; }
        .logo-icon svg { width: 100%; height: 100%; }
        .logo-text { font-size: 1.5rem; font-weight: 700; color: #fff; letter-spacing: -0.02em; }
        .main-nav { display: flex; align-items: center; gap: 0.5rem; }
        .nav-link { text-decoration: none; color: #cbd5e1; font-weight: 500; font-size: 0.875rem; padding: 0.5rem 1rem; border-radius: 6px; transition: var(--transition); }
        .nav-link:hover { color: #fff; background: rgba(255,255,255,0.1); }
        .nav-link.active { color: #fff; background: rgba(255,255,255,0.15); }
        .header-actions { display: flex; align-items: center; gap: 0.75rem; margin-left: 1.5rem; }
        .btn-login { padding: 0.5rem 1.25rem; border: 1px solid rgba(255,255,255,0.2); border-radius: 8px; color: #fff; text-decoration: none; font-weight: 500; font-size: 0.875rem; transition: var(--transition); background: transparent; }
        .btn-login:hover { background: rgba(255,255,255,0.1); }
        .btn-vendor { padding: 0.5rem 1.25rem; border-radius: 8px; color: #fff; text-decoration: none; font-weight: 600; font-size: 0.875rem; transition: var(--transition); background: var(--accent); border: 1px solid var(--accent); }
        .btn-vendor:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
        .mobile-menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 0.5rem; }
        .mobile-menu-toggle span { display: block; width: 24px; height: 2px; background: #fff; transition: var(--transition); border-radius: 2px; }

        /* ===== HERO ===== */
        .hero-section { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 100px 1.5rem 80px; background: linear-gradient(180deg, #fff 0%, var(--bg-alt) 100%); position: relative; }
        .hero-label { font-size: 0.875rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.15em; color: var(--accent); margin-bottom: 1.5rem; }
        .hero-title { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800; line-height: 1.05; color: var(--primary-dark); letter-spacing: -0.03em; max-width: 900px; margin: 0 auto; }
        .hero-title em { font-style: italic; color: var(--accent); font-weight: 700; }
        .hero-subtitle { font-size: 1.125rem; color: var(--text-light); max-width: 650px; margin: 1.5rem auto 0; line-height: 1.7; }
        .hero-cta { display: flex; gap: 1rem; justify-content: center; margin-top: 2.5rem; }
        .btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.875rem 1.75rem; border-radius: 10px; font-weight: 600; font-size: 0.9375rem; text-decoration: none; transition: var(--transition); cursor: pointer; border: none; }
        .btn-primary { background: var(--accent); color: #fff; }
        .btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 10px 25px rgba(255,107,53,0.3); }
        .btn-outline { background: transparent; color: var(--text); border: 2px solid var(--border); }
        .btn-outline:hover { border-color: var(--accent); color: var(--accent); }

        /* ===== SECTIONS ===== */
        .section { padding: 80px 0; }
        .section-alt { background: var(--bg-alt); }
        .section-header { text-align: center; max-width: 800px; margin: 0 auto 50px; }
        .section-label { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; color: var(--accent); margin-bottom: 1rem; }
        .section-title { font-size: clamp(1.75rem, 4vw, 3rem); font-weight: 800; line-height: 1.1; color: var(--primary-dark); letter-spacing: -0.02em; }
        .section-title em { font-style: italic; background: linear-gradient(135deg, var(--accent) 0%, #ff8c5a 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
        .section-subtitle { font-size: 1.05rem; color: var(--text-light); margin-top: 1.25rem; line-height: 1.7; }

        /* ===== ABOUT ===== */
        .about-lead { font-size: 1.05rem; line-height: 1.8; color: var(--text); margin-bottom: 3rem; text-align: center; max-width: 850px; margin-left: auto; margin-right: auto; }
        .about-lead strong { color: var(--accent); font-weight: 600; }
        .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
        .about-card h3 { font-size: 1.35rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 1.25rem; }
        .about-card p { color: var(--text-light); line-height: 1.8; margin-bottom: 1rem; font-size: 0.95rem; }
        .about-card strong { color: var(--text); font-weight: 600; }
        .feature-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; padding: 1.25rem; background: var(--bg); border-radius: var(--radius-xs); border: 1px solid var(--border-light); transition: var(--transition); }
        .feature-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--border); }
        .feature-icon { font-size: 1.5rem; flex-shrink: 0; width: 48px; height: 48px; display: flex; align-items: center; justify-content: center; background: var(--bg-alt); border-radius: 10px; }
        .feature-content h4 { font-size: 1.05rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.4rem; }
        .feature-content p { font-size: 0.875rem; color: var(--text-light); line-height: 1.6; }

        /* ===== PRINCIPLES ===== */
        .principles-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; max-width: 900px; margin: 0 auto; }
        .principle-card { background: var(--bg); padding: 2rem; border-radius: var(--radius-sm); border: 1px solid var(--border-light); transition: var(--transition); }
        .principle-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
        .principle-icon { font-size: 1.75rem; margin-bottom: 1rem; width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; background: var(--bg-alt); border-radius: 10px; }
        .principle-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.5rem; }
        .principle-card p { color: var(--text-light); line-height: 1.7; font-size: 0.9rem; }

        /* ===== SERVICES - WITH TABS ===== */
        .services-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin-bottom: 3rem; }
        .tab-btn { padding: 0.625rem 1.25rem; border-radius: 100px; border: 1px solid var(--border); background: var(--bg); color: var(--text-light); font-weight: 500; font-size: 0.875rem; cursor: pointer; transition: var(--transition); font-family: inherit; }
        .tab-btn:hover { border-color: var(--accent); color: var(--accent); }
        .tab-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
        .services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; }
        .service-card { background: var(--bg); border: 1px solid var(--border-light); border-radius: var(--radius-sm); padding: 2rem; transition: var(--transition); display: flex; flex-direction: column; opacity: 1; transform: translateY(0); }
        .service-card.hidden { display: none; }
        .service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); border-color: var(--border); }
        .service-icon { width: 56px; height: 56px; display: flex; align-items: center; justify-content: center; background: var(--bg-alt); border-radius: 14px; margin-bottom: 1.25rem; font-size: 1.5rem; }
        .service-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
        .tag { font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; color: var(--accent); background: rgba(255,107,53,0.08); padding: 0.3rem 0.75rem; border-radius: 100px; }
        .service-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.75rem; line-height: 1.3; }
        .service-card p { color: var(--text-light); line-height: 1.7; font-size: 0.875rem; flex-grow: 1; margin-bottom: 1.25rem; }
        .service-link { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--accent); text-decoration: none; font-weight: 600; font-size: 0.875rem; transition: var(--transition); margin-top: auto; }
        .service-link:hover { gap: 0.75rem; }

        /* ===== INDUSTRIES ===== */
        .industries-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; max-width: 1000px; margin: 0 auto; }
        .industry-card { background: var(--bg); border: 1px solid var(--border-light); border-radius: var(--radius-sm); padding: 1.75rem; text-align: center; transition: var(--transition); }
        .industry-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
        .industry-icon { font-size: 2.25rem; margin-bottom: 0.75rem; }
        .industry-card h4 { font-size: 0.9rem; font-weight: 600; color: var(--primary-dark); }

        /* ===== CAREERS ===== */
        .careers-benefits { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem 1.5rem; margin-bottom: 2.5rem; max-width: 800px; margin-left: auto; margin-right: auto; }
        .benefit-item { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; color: var(--text-light); }
        .benefit-check { color: var(--accent); font-weight: 700; font-size: 1.1rem; }
        .jobs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem; max-width: 900px; margin: 0 auto; }
        .job-card { background: var(--bg); border: 1px solid var(--border-light); border-radius: var(--radius-sm); padding: 1.5rem; transition: var(--transition); }
        .job-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
        .job-card h4 { font-size: 1.05rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.6rem; }
        .job-meta { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 0.75rem; }
        .job-tag { font-size: 0.75rem; font-weight: 500; color: var(--text-muted); background: var(--bg-alt); padding: 0.2rem 0.6rem; border-radius: 100px; }
        .job-link { color: var(--accent); text-decoration: none; font-weight: 600; font-size: 0.85rem; transition: var(--transition); }
        .job-link:hover { color: var(--accent-hover); }

        /* ===== PORTALS ===== */
        .portals-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; max-width: 1000px; margin: 0 auto; }
        .portal-card { background: var(--bg); border: 1px solid var(--border-light); border-radius: var(--radius-sm); overflow: hidden; transition: var(--transition); }
        .portal-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }
        .portal-header { padding: 1.75rem 1.75rem 1.25rem; border-bottom: 1px solid var(--border-light); display: flex; justify-content: space-between; align-items: flex-start; }
        .portal-header h3 { font-size: 1.15rem; font-weight: 700; color: var(--primary-dark); }
        .portal-status { text-align: right; }
        .status-label { display: block; font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.2rem; }
        .status-value { font-size: 1.35rem; font-weight: 700; color: var(--primary-dark); }
        .portal-features { list-style: none; padding: 1.25rem 1.75rem; }
        .portal-features li { padding: 0.6rem 0; font-size: 0.875rem; color: var(--text-light); border-bottom: 1px solid var(--border-light); }
        .portal-features li:last-child { border-bottom: none; }
        .portal-footer { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; padding: 1.25rem 1.75rem; background: var(--bg-alt); border-top: 1px solid var(--border-light); }
        .portal-stat { text-align: center; }
        .portal-stat .stat-label { display: block; font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.2rem; }
        .portal-stat .stat-value { font-size: 0.8rem; font-weight: 600; color: var(--text); }
        .stat-value.status-approved { color: #10b981; }
        .portal-cta { display: block; text-align: center; padding: 0.875rem; background: var(--primary-dark); color: #fff; text-decoration: none; font-weight: 600; font-size: 0.9rem; transition: var(--transition); }
        .portal-cta:hover { background: var(--primary); }

        /* ===== CONTACT ===== */
        .contact-section { background: var(--bg-alt); }
        .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; max-width: 1000px; margin: 0 auto; }
        .contact-info { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-bottom: 2.5rem; max-width: 1000px; margin-left: auto; margin-right: auto; }
        .contact-item { text-align: center; }
        .contact-item-icon { font-size: 1.75rem; margin-bottom: 0.75rem; }
        .contact-item h4 { font-size: 1rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 0.4rem; }
        .contact-item p { font-size: 0.875rem; color: var(--text-light); line-height: 1.6; }
        .contact-item a { color: var(--text-light); text-decoration: none; transition: var(--transition); }
        .contact-item a:hover { color: var(--accent); }
        .contact-form-wrapper { background: var(--bg); border-radius: var(--radius-sm); padding: 2rem; border: 1px solid var(--border-light); }
        .form-group { margin-bottom: 1rem; }
        .form-group label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--primary-dark); margin-bottom: 0.4rem; }
        .form-group input, .form-group textarea, .form-group select { width: 100%; padding: 0.625rem 0.875rem; border: 1px solid var(--border); border-radius: var(--radius-xs); font-family: inherit; font-size: 0.875rem; color: var(--text); transition: var(--transition); }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255,107,53,0.1); }
        .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
        .form-submit { width: 100%; padding: 0.875rem; background: var(--accent); color: #fff; border: none; border-radius: var(--radius-xs); font-weight: 600; font-size: 0.9375rem; cursor: pointer; transition: var(--transition); }
        .form-submit:hover { background: var(--accent-hover); transform: translateY(-1px); }

        /* ===== FOOTER - DARK ===== */
        .site-footer { background: var(--primary-dark); color: #94a3b8; padding: 60px 0 0; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 3rem; margin-bottom: 3rem; }
        .footer-brand .logo-text { color: #fff; }
        .footer-desc { font-size: 0.875rem; line-height: 1.7; margin-top: 1rem; max-width: 300px; }
        .social-links { display: flex; gap: 0.75rem; margin-top: 1.5rem; }
        .social-link { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.08); border-radius: 8px; color: #94a3b8; text-decoration: none; font-size: 0.875rem; font-weight: 600; transition: var(--transition); }
        .social-link:hover { background: var(--accent); color: #fff; }
        .footer-col h4 { color: #fff; font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1.25rem; }
        .footer-col ul { list-style: none; }
        .footer-col li { margin-bottom: 0.75rem; }
        .footer-col a { color: #94a3b8; text-decoration: none; font-size: 0.875rem; transition: var(--transition); }
        .footer-col a:hover { color: #fff; }
        .footer-col p { font-size: 0.875rem; line-height: 1.7; }
        .footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 1.5rem 0; display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; }
        .footer-bottom a { color: #94a3b8; text-decoration: none; transition: var(--transition); }
        .footer-bottom a:hover { color: #fff; }
        .footer-bottom-links { display: flex; gap: 1.5rem; }

        /* ===== ANIMATIONS ===== */
        @keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
        .reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
        .reveal.visible { opacity: 1; transform: translateY(0); }

        /* ===== RESPONSIVE ===== */
        @media (max-width: 1024px) {
            .about-grid { grid-template-columns: 1fr; gap: 2rem; }
            .industries-grid { grid-template-columns: repeat(2, 1fr); }
            .footer-grid { grid-template-columns: repeat(2, 1fr); }
            .contact-grid { grid-template-columns: 1fr; }
            .contact-info { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .main-nav { position: fixed; top: 70px; left: 0; right: 0; background: var(--primary-dark); flex-direction: column; padding: 1.5rem; gap: 0.5rem; transform: translateY(-100%); opacity: 0; pointer-events: none; transition: var(--transition); }
            .main-nav.active { transform: translateY(0); opacity: 1; pointer-events: all; }
            .mobile-menu-toggle { display: flex; }
            .header-actions { display: none; }
            .section { padding: 50px 0; }
            .hero-title { font-size: 2.25rem; }
            .hero-cta { flex-direction: column; align-items: center; }
            .principles-grid { grid-template-columns: 1fr; }
            .services-grid { grid-template-columns: 1fr; }
            .services-tabs { gap: 0.5rem; }
            .tab-btn { padding: 0.5rem 1rem; font-size: 0.8rem; }
            .industries-grid { grid-template-columns: 1fr 1fr; }
            .jobs-grid { grid-template-columns: 1fr; }
            .portals-grid { grid-template-columns: 1fr; }
            .portal-footer { grid-template-columns: 1fr; gap: 0.5rem; }
            .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
            .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
            .form-row { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            .industries-grid { grid-template-columns: 1fr; }
            .careers-benefits { flex-direction: column; align-items: flex-start; }
        }