/* ── Reset & Base ─────────────────────────────────────────────── */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: 'Plus Jakarta Sans', sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            overflow-x: hidden;
            margin: 0;
            transition: background-color 0.3s, color 0.3s;
        }

        /* ── Reusable Utilities ───────────────────────────────────────── */
        .text-gradient {
            background: linear-gradient(135deg, var(--brand-primary) 0%, #A78BFA 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .bg-grid-pattern {
            background-size: 44px 44px;
            background-image:
                linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
                linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
        }

        .glow-orb {
            position: absolute;
            border-radius: 50%;
            filter: blur(100px);
            pointer-events: none;
        }

        /* ── Navbar ───────────────────────────────────────────────────── */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: var(--navbar-bg);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
            transition: background-color 0.3s, border-color 0.3s;
        }

        .navbar-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }

        .navbar-logo-box {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 13px;
            color: #fff;
        }

        .navbar-name {
            font-size: 16px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.3px;
            transition: color 0.3s;
        }

        .navbar-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .btn-ghost {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            text-decoration: none;
            padding: 8px 16px;
            border-radius: 8px;
            transition: color 0.15s, background 0.15s;
        }

        .btn-ghost:hover {
            color: var(--text-primary);
            background: var(--bg-tertiary);
        }

        .btn-primary {
            font-size: 13px;
            font-weight: 700;
            color: #fff;
            text-decoration: none;
            padding: 8px 20px;
            border-radius: 10px;
            background: var(--brand-primary);
            box-shadow: 0 4px 20px -4px var(--brand-primary);
            transition: filter 0.15s, box-shadow 0.15s;
        }

        .btn-primary:hover {
            filter: brightness(1.1);
            box-shadow: 0 8px 30px -4px var(--brand-primary);
        }

        /* ── Hamburger Button ─────────────────────────────────────────── */
        .navbar-hamburger {
            display: none;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: none;
            cursor: pointer;
            background: var(--bg-tertiary);
            color: var(--text-primary);
            transition: background 0.2s;
            flex-shrink: 0;
        }

        .navbar-hamburger:hover {
            background: var(--border-color);
        }

        /* ── Mobile Drawer ────────────────────────────────────────────── */
        .mobile-menu {
            overflow: hidden;
            max-height: 0;
            transition: max-height 0.3s ease-in-out;
            border-top: 1px solid transparent;
        }

        .mobile-menu.open {
            border-top-color: var(--border-color);
        }

        .mobile-menu-inner {
            padding: 12px 16px 16px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            background: var(--navbar-bg);
        }

        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            text-decoration: none;
            background: var(--bg-tertiary);
            transition: color 0.15s, background 0.15s;
        }

        .mobile-nav-link:hover {
            color: var(--text-primary);
            background: var(--border-color);
        }

        .mobile-nav-link svg {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
            opacity: 0.6;
        }

        .mobile-btn-primary {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 13px 20px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            text-decoration: none;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
            box-shadow: 0 4px 20px -4px var(--brand-primary);
            transition: filter 0.15s, box-shadow 0.15s;
        }

        .mobile-btn-primary svg {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
        }

        .mobile-btn-primary:hover {
            filter: brightness(1.1);
        }

        .mobile-divider {
            height: 1px;
            background: var(--border-color);
            margin: 4px 0;
        }

        .mobile-user-card {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 14px;
            border-radius: 12px;
            background: var(--bg-tertiary);
            margin-bottom: 4px;
        }

        .mobile-user-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 13px;
            color: #fff;
            flex-shrink: 0;
        }

        .mobile-user-info {
            min-width: 0;
        }

        .mobile-user-name {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .mobile-user-email {
            font-size: 12px;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        @media (max-width: 768px) {
            .navbar-actions-desktop {
                display: none !important;
            }

            .navbar-hamburger {
                display: flex;
            }
        }

        /* ── Hero ─────────────────────────────────────────────────────── */
        .hero {
            position: relative;
            padding: 140px 24px 100px;
            text-align: center;
            overflow: hidden;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(255, 255, 255, 0.04);
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: #94a3b8;
            margin-bottom: 28px;
        }

        .hero-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--brand-primary);
            animation: pulse-dot 2s ease infinite;
        }

        @keyframes pulse-dot {

            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }

            50% {
                opacity: 0.5;
                transform: scale(0.7);
            }
        }

        .hero h1 {
            font-size: clamp(36px, 6vw, 72px);
            font-weight: 800;
            line-height: 1.1;
            letter-spacing: -2px;
            color: var(--text-primary);
            margin: 0 0 24px;
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
            transition: color 0.3s;
        }

        .hero p {
            font-size: 17px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 600px;
            margin: 0 auto 40px;
            transition: color 0.3s;
        }

        .hero-cta {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 32px;
            border-radius: 14px;
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            text-decoration: none;
            background: var(--brand-primary);
            box-shadow: 0 8px 40px -8px var(--brand-primary);
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .hero-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 50px -8px var(--brand-primary);
        }

        /* ── Stats bar ────────────────────────────────────────────────── */
        .stats-bar {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .stats-inner {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            background: var(--bg-secondary);
            backdrop-filter: blur(8px);
            overflow: hidden;
            transition: border-color 0.3s, background 0.3s;
        }

        .stat-item {
            padding: 32px 24px;
            text-align: center;
            border-right: 1px solid var(--border-color);
            transition: border-color 0.3s;
        }

        .stat-item:last-child {
            border-right: none;
        }

        .stat-number {
            font-size: 36px;
            font-weight: 800;
            letter-spacing: -1.5px;
            color: var(--text-primary);
            line-height: 1;
            margin-bottom: 6px;
            transition: color 0.3s;
        }

        .stat-label {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            transition: color 0.3s;
        }

        /* ── Section wrapper ──────────────────────────────────────────── */
        .section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 100px 24px;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 10px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--brand-primary);
            margin-bottom: 16px;
        }

        .section-label::before {
            content: '';
            display: block;
            width: 20px;
            height: 2px;
            background: var(--brand-primary);
            border-radius: 2px;
        }

        .section-title {
            font-size: clamp(28px, 3.5vw, 44px);
            font-weight: 800;
            letter-spacing: -1.5px;
            color: var(--text-primary);
            line-height: 1.15;
            margin: 0 0 16px;
            transition: color 0.3s;
        }

        .section-sub {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 560px;
            margin: 0;
            transition: color 0.3s;
        }

        /* ── Module cards ─────────────────────────────────────────────── */
        .modules-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-top: 60px;
        }

        .module-card {
            background: var(--card-bg);
            border: 1px solid var(--border-color);
            border-radius: 20px;
            overflow: hidden;
            transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s, background 0.3s;
            position: relative;
        }

        .module-card:hover {
            border-color: var(--brand-primary);
            transform: translateY(-4px);
            box-shadow: 0 24px 60px -12px rgba(0, 0, 0, 0.6);
        }

        .module-card-wide {
            grid-column: span 3;
        }

        .module-header {
            padding: 28px 28px 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            border-bottom: 1px solid var(--border-color);
            transition: border-color 0.3s;
        }

        .module-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .module-icon svg {
            width: 22px;
            height: 22px;
        }

        .module-title {
            font-size: 17px;
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.4px;
            transition: color 0.3s;
        }

        .module-subtitle {
            font-size: 12px;
            color: var(--text-secondary);
            margin-top: 2px;
            font-weight: 500;
            transition: color 0.3s;
        }

        .module-body {
            padding: 24px 28px 28px;
        }

        .module-features {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .module-features li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
            transition: color 0.3s;
        }

        .feat-check {
            width: 18px;
            height: 18px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 1px;
        }

        .feat-check svg {
            width: 10px;
            height: 10px;
        }

        .feat-title {
            color: var(--text-primary);
            font-weight: 600;
            transition: color 0.3s;
        }

        /* Wide card grid */
        .module-wide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0;
        }

        .module-wide-col {
            padding: 24px 28px 28px;
            border-right: 1px solid var(--border-color);
            transition: border-color 0.3s;
        }

        .module-wide-col:last-child {
            border-right: none;
        }

        .module-wide-col-title {
            font-size: 13px;
            font-weight: 800;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 16px;
            transition: color 0.3s;
        }

        /* ── Engine section ───────────────────────────────────────────── */
        .engine-section {
            background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            position: relative;
            overflow: hidden;
            transition: background 0.3s, border-color 0.3s;
        }

        .engine-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
            margin-top: 60px;
            border: 1px solid var(--border-color);
            border-radius: 20px;
            overflow: hidden;
            transition: border-color 0.3s;
        }

        .engine-item {
            padding: 36px 32px;
            border-right: 1px solid var(--border-color);
            position: relative;
            transition: background 0.2s, border-color 0.3s;
        }

        .engine-item:last-child {
            border-right: none;
        }

        .engine-item:hover {
            background: var(--bg-tertiary);
        }

        .engine-icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: var(--bg-tertiary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            transition: background 0.3s;
        }

        .engine-icon svg {
            width: 22px;
            height: 22px;
        }

        .engine-title {
            font-size: 16px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 10px;
            letter-spacing: -0.3px;
            transition: color 0.3s;
        }

        .engine-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            transition: color 0.3s;
        }

        /* ── CTA Banner ───────────────────────────────────────────────── */
        .cta-banner {
            position: relative;
            border-radius: 24px;
            overflow: hidden;
            background: linear-gradient(135deg,
                    color-mix(in srgb, var(--brand-primary) 20%, var(--bg-primary)) 0%,
                    var(--bg-primary) 60%);
            border: 1px solid var(--border-color);
            padding: 64px 60px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            transition: background 0.3s, border-color 0.3s;
        }

        .cta-banner-text h2 {
            font-size: 36px;
            font-weight: 800;
            letter-spacing: -1.5px;
            color: var(--text-primary);
            margin: 0 0 12px;
            transition: color 0.3s;
        }

        .cta-banner-text p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin: 0;
            max-width: 480px;
            transition: color 0.3s;
        }

        .cta-banner-actions {
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: flex-end;
            flex-shrink: 0;
        }

        .btn-cta-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            text-decoration: none;
            white-space: nowrap;
            background: var(--brand-primary);
            box-shadow: 0 8px 30px -6px var(--brand-primary);
            transition: transform 0.15s, box-shadow 0.15s;
        }

        .btn-cta-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 40px -6px var(--brand-primary);
        }

        .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            text-decoration: none;
            white-space: nowrap;
            border: 1px solid var(--border-color);
            transition: color 0.15s, border-color 0.15s;
        }

        .btn-cta-ghost:hover {
            color: var(--text-primary);
            border-color: var(--brand-primary);
        }

        /* ── Footer ───────────────────────────────────────────────────── */
        .page-footer {
            border-top: 1px solid var(--border-color);
            padding: 32px 24px;
            text-align: center;
            background: var(--bg-secondary);
            transition: border-color 0.3s, background 0.3s;
        }

        .page-footer p {
            font-size: 12px;
            color: var(--text-tertiary);
            transition: color 0.3s;
        }

        /* ── Entrance animations ──────────────────────────────────────── */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ── Responsive ───────────────────────────────────────────────── */
        @media (max-width: 1024px) {
            .modules-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .module-card-wide {
                grid-column: span 2;
            }

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

            .engine-item:nth-child(2) {
                border-right: none;
            }

            .engine-item:nth-child(3) {
                border-top: 1px solid var(--border-color);
            }

            .engine-item:nth-child(4) {
                border-top: 1px solid var(--border-color);
            }

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

            .stat-item:nth-child(2) {
                border-right: none;
            }

            .stat-item:nth-child(3) {
                border-top: 1px solid var(--border-color);
            }

            .stat-item:nth-child(4) {
                border-top: 1px solid var(--border-color);
                border-right: none;
            }
        }

        @media (max-width: 768px) {
            .hero {
                padding: 120px 20px 80px;
            }

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

            .module-card-wide {
                grid-column: span 1;
            }

            .module-wide-grid {
                grid-template-columns: 1fr;
            }

            .module-wide-col {
                border-right: none;
                border-bottom: 1px solid var(--border-color);
            }

            .module-wide-col:last-child {
                border-bottom: none;
            }

            .engine-grid {
                grid-template-columns: 1fr;
                border-radius: 16px;
            }

            .engine-item {
                border-right: none;
                border-bottom: 1px solid var(--border-color);
            }

            .engine-item:last-child {
                border-bottom: none;
            }

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

            .cta-banner {
                flex-direction: column;
                padding: 40px 28px;
                text-align: center;
            }

            .cta-banner-text p {
                max-width: 100%;
            }

            .cta-banner-actions {
                align-items: center;
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }
        }