:root {
            --primary: #4f46e5;
            --primary-dark: #4338ca;
            --primary-light: #eef2ff;
            --secondary: #7c3aed;
            --dark: #0f172a;
            --gray: #64748b;
            --light: #f8fafc;
        }

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

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            font-size: 16px;
            line-height: 1.6;
            color: #334155;
            overflow-x: hidden;
        }

        /* ─── Navbar ─── */
        .navbar-custom {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.06);
            padding: 12px 0;
            transition: all 0.3s ease;
        }

        .navbar-custom.scrolled {
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
        }

        .navbar-brand {
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--primary) !important;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .navbar-brand i {
            font-size: 1.6rem;
        }

        .nav-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--gray) !important;
            padding: 8px 16px !important;
            transition: color 0.2s;
        }

        .nav-link:hover {
            color: var(--primary) !important;
        }

        .btn-nav {
            background: var(--primary);
            color: #fff !important;
            border: none;
            padding: 10px 24px;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.3s;
        }

        .btn-nav:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(79, 70, 229, 0.35);
        }

        /* ─── Hero ─── */
        .hero {
            background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
            position: relative;
            overflow: hidden;
            padding: 120px 0 100px;
            min-height: 100vh;
            display: flex;
            align-items: center;
        }

        .hero::before {
            content: '';
            position: absolute;
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
            top: -100px;
            right: -100px;
            border-radius: 50%;
        }

        .hero::after {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
            bottom: -150px;
            left: -100px;
            border-radius: 50%;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #c7d2fe;
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 24px;
            backdrop-filter: blur(10px);
        }

        .hero-badge i {
            color: #a5b4fc;
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.15;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }

        .hero h1 .gradient-text {
            background: linear-gradient(135deg, #818cf8, #c084fc);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero p {
            font-size: 1.15rem;
            color: #94a3b8;
            max-width: 540px;
            margin-bottom: 36px;
            line-height: 1.7;
        }

        .btn-hero-primary {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-hero-primary:hover {
            background: var(--secondary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 35px rgba(79, 70, 229, 0.4);
        }

        .btn-hero-secondary {
            background: transparent;
            color: #c7d2fe;
            border: 1.5px solid rgba(255, 255, 255, 0.2);
            padding: 14px 32px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-hero-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.35);
        }

        .hero-stats {
            display: flex;
            gap: 40px;
            margin-top: 60px;
        }

        .hero-stat h3 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
        }

        .hero-stat p {
            font-size: 0.85rem;
            color: #94a3b8;
            margin: 0;
        }

        .hero-visual {
            position: relative;
        }

        .hero-card {
            background: rgba(255, 255, 255, 0.07);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 20px;
            padding: 30px;
            color: #fff;
        }

        .hero-card-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
        }

        .hero-card-header .icon-box {
            width: 44px;
            height: 44px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }

        .hero-card-header h4 {
            font-size: 1rem;
            font-weight: 600;
            margin: 0;
        }

        .hero-card-header small {
            color: #94a3b8;
            font-size: 0.8rem;
        }

        .chat-msg {
            background: rgba(255, 255, 255, 0.06);
            border-radius: 12px;
            padding: 12px 16px;
            margin-bottom: 10px;
            font-size: 0.9rem;
            color: #e2e8f0;
        }

        .chat-msg.bot {
            border-left: 3px solid var(--primary);
        }

        .chat-msg.user {
            background: rgba(79, 70, 229, 0.2);
            border-left: 3px solid var(--secondary);
        }

        .floating-badge {
            position: absolute;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 14px;
            padding: 12px 18px;
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
            animation: float 3s ease-in-out infinite;
        }

        .floating-badge.badge-1 {
            top: -10px;
            right: -20px;
            animation-delay: 0s;
        }

        .floating-badge.badge-2 {
            bottom: 30px;
            left: -30px;
            animation-delay: 1.5s;
        }

        @keyframes float {

            0%,
            100% {
                transform: translateY(0);
            }

            50% {
                transform: translateY(-10px);
            }
        }

        /* ─── Section Styles ─── */
        .section-padding {
            padding: 100px 0;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-light);
            color: var(--primary);
            padding: 6px 16px;
            border-radius: 50px;
            font-size: 0.8rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--gray);
            max-width: 600px;
            margin: 12px auto 0;
        }

        /* ─── Features ─── */
        .feature-card {
            background: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 32px;
            transition: all 0.3s ease;
            height: 100%;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
            border-color: #c7d2fe;
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 20px;
        }

        .feature-icon.blue {
            background: #dbeafe;
            color: #2563eb;
        }

        .feature-icon.purple {
            background: #ede9fe;
            color: #7c3aed;
        }

        .feature-icon.green {
            background: #dcfce7;
            color: #16a34a;
        }

        .feature-icon.orange {
            background: #ffedd5;
            color: #ea580c;
        }

        .feature-icon.pink {
            background: #fce7f3;
            color: #db2777;
        }

        .feature-icon.teal {
            background: #ccfbf1;
            color: #0d9488;
        }

        .feature-icon.cyan {
            background: #cffafe;
            color: #0891b2;
        }

        .feature-card h5 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 0.95rem;
            color: var(--gray);
            line-height: 1.6;
            margin: 0;
        }

        /* ─── How It Works ─── */
        .how-it-works {
            background: var(--light);
        }

        .step-card {
            text-align: center;
            padding: 30px 20px;
        }

        .step-number {
            width: 60px;
            height: 60px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            font-weight: 800;
            margin: 0 auto 20px;
        }

        .step-card h5 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 10px;
        }

        .step-card p {
            font-size: 0.9rem;
            color: var(--gray);
        }

        .step-connector {
            position: relative;
        }

        .step-connector::after {
            content: '';
            position: absolute;
            top: 30px;
            right: -15%;
            width: 30%;
            height: 2px;
            background: linear-gradient(to right, var(--primary), var(--secondary));
            opacity: 0.3;
        }

        /* ─── Pricing ─── */
        .pricing-card {
            background: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 20px;
            padding: 36px 30px;
            transition: all 0.3s;
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .pricing-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
        }

        .pricing-card.popular {
            border: 2px solid var(--primary);
            box-shadow: 0 10px 40px rgba(79, 70, 229, 0.15);
        }

        .pricing-badge {
            position: absolute;
            top: 16px;
            right: -30px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            padding: 4px 40px;
            font-size: 0.72rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            transform: rotate(45deg);
        }

        .pricing-card .plan-name {
            font-size: 1rem;
            font-weight: 700;
            color: var(--gray);
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 6px;
        }

        .pricing-card .plan-price {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--dark);
            line-height: 1;
            margin-bottom: 4px;
        }

        .pricing-card .plan-price span {
            font-size: 1rem;
            font-weight: 500;
            color: var(--gray);
        }

        .pricing-card .plan-period {
            font-size: 0.85rem;
            color: var(--gray);
            margin-bottom: 24px;
        }

        .pricing-card .plan-features {
            list-style: none;
            padding: 0;
            margin: 0 0 28px;
        }

        .pricing-card .plan-features li {
            padding: 8px 0;
            font-size: 0.9rem;
            color: #475569;
            display: flex;
            align-items: center;
            gap: 10px;
            border-bottom: 1px solid #f1f5f9;
        }

        .pricing-card .plan-features li:last-child {
            border-bottom: none;
        }

        .pricing-card .plan-features li i {
            font-size: 1rem;
        }

        .pricing-card .plan-features li i.bi-check-circle-fill {
            color: #16a34a;
        }

        .pricing-card .plan-features li i.bi-x-circle-fill {
            color: #cbd5e1;
        }

        .btn-pricing {
            display: block;
            width: 100%;
            padding: 13px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 0.95rem;
            text-align: center;
            text-decoration: none;
            transition: all 0.3s;
        }

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

        .btn-pricing-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(79, 70, 229, 0.3);
        }

        .btn-pricing-solid {
            background: var(--primary);
            color: #fff;
            border: 2px solid var(--primary);
        }

        .btn-pricing-solid:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
        }

        .renewal-note {
            background: var(--primary-light);
            border: 1px solid #c7d2fe;
            border-radius: 14px;
            padding: 20px 28px;
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .renewal-note i {
            font-size: 1.6rem;
            color: var(--primary);
        }

        .renewal-note h6 {
            font-weight: 700;
            color: var(--dark);
            margin: 0 0 2px;
            font-size: 0.95rem;
        }

        .renewal-note p {
            color: var(--gray);
            margin: 0;
            font-size: 0.85rem;
        }

        /* ─── Testimonials ─── */
        .testimonial-card {
            background: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 30px;
            height: 100%;
            transition: all 0.3s;
        }

        .testimonial-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
        }

        .testimonial-stars {
            color: #f59e0b;
            margin-bottom: 14px;
            font-size: 0.9rem;
        }

        .testimonial-card blockquote {
            font-size: 0.95rem;
            color: #475569;
            line-height: 1.7;
            font-style: italic;
            margin-bottom: 20px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
        }

        .testimonial-author h6 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--dark);
            margin: 0;
        }

        .testimonial-author small {
            font-size: 0.8rem;
            color: var(--gray);
        }

        /* ─── CTA ─── */
        .cta-section {
            background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #312e81 100%);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
            top: -100px;
            left: -100px;
            border-radius: 50%;
        }

        /* ─── Contact ─── */
        .contact-card {
            background: #fff;
            border: 1px solid #e2e8f0;
            border-radius: 16px;
            padding: 28px;
            text-align: center;
            transition: all 0.3s;
            height: 100%;
        }

        .contact-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
        }

        .contact-card .c-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin: 0 auto 16px;
        }

        .contact-card h6 {
            font-weight: 700;
            color: var(--dark);
            margin-bottom: 6px;
        }

        .contact-card p {
            font-size: 0.9rem;
            color: var(--gray);
            margin: 0;
        }

        .form-control:focus,
        .form-select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
        }

        /* ─── Footer ─── */
        .footer {
            background: var(--dark);
            color: #94a3b8;
        }

        .footer h6 {
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 16px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        .footer a {
            color: #94a3b8;
            text-decoration: none;
            font-size: 0.9rem;
            display: block;
            padding: 4px 0;
            transition: color 0.2s;
        }

        .footer a:hover {
            color: #c7d2fe;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            margin-top: 40px;
        }

        .social-link {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.06);
            color: #94a3b8;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            transition: all 0.2s;
            margin-right: 8px;
        }

        .social-link:hover {
            background: var(--primary);
            color: #fff;
        }

        /* ─── Back to Top ─── */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            left: 30px;
            width: 44px;
            height: 44px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 12px;
            display: none;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            cursor: pointer;
            z-index: 999;
            transition: all 0.3s;
            box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
        }

        .back-to-top:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }

        .back-to-top.show {
            display: flex;
        }

        /* ─── Responsive ─── */
        @media (max-width: 991px) {
            .hero h1 {
                font-size: 2.5rem;
            }

            .hero {
                padding: 100px 0 60px;
                min-height: auto;
            }

            .hero-stats {
                gap: 24px;
            }

            .hero-stat h3 {
                font-size: 1.5rem;
            }

            .hero-visual {
                margin-top: 50px;
            }

            .floating-badge {
                display: none;
            }

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

            .step-connector::after {
                display: none;
            }
        }

        @media (max-width: 575px) {
            .hero h1 {
                font-size: 2rem;
            }

            .hero-stats {
                flex-wrap: wrap;
                gap: 16px;
            }

            .section-padding {
                padding: 60px 0;
            }
        }