/* ============================================
           CSS CUSTOM PROPERTIES (DESIGN TOKENS)
           ============================================ */
        :root {
            /* Backgrounds */
            --bg-primary: #0a0a0f;
            --bg-secondary: #0f0f18;

            /* Surfaces & Glass */
            --surface: rgba(255, 255, 255, 0.03);
            --surface-hover: rgba(255, 255, 255, 0.06);
            --glass: rgba(255, 255, 255, 0.04);
            --glass-border: rgba(255, 255, 255, 0.08);
            --glass-border-hover: rgba(255, 255, 255, 0.15);

            /* Accent Colors */
            --accent-primary: #6366f1;
            --accent-secondary: #22d3ee;
            --accent-gradient: linear-gradient(135deg, #6366f1, #22d3ee);
            --accent-gradient-hover: linear-gradient(135deg, #818cf8, #67e8f9);
            --accent-glow: rgba(99, 102, 241, 0.15);
            --accent-glow-cyan: rgba(34, 211, 238, 0.1);

            /* Typography Colors */
            --text-primary: #f1f5f9;
            --text-secondary: #94a3b8;
            --text-tertiary: #64748b;

            /* Font Families */
            --heading: 'Space Grotesk', sans-serif;
            --body: 'DM Sans', sans-serif;

            /* Border Radii */
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;

            /* Easings */
            --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
            --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

            /* Transitions */
            --transition-fast: 200ms var(--ease-out);
            --transition-normal: 400ms var(--ease-out);
            --transition-slow: 600ms var(--ease-out);

            /* Navbar scroll progress (updated by JS) */
            --scroll-progress: 0;
        }

        /* ============================================
           RESET & BASE
           ============================================ */
        *, *::before, *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            -webkit-text-size-adjust: 100%;
        }

        /* Lenis overrides default scroll-behavior */
        html.lenis, html.lenis body {
            height: auto;
        }

        .lenis.lenis-smooth {
            scroll-behavior: auto !important;
        }

        body {
            background: var(--bg-primary);
            color: var(--text-primary);
            font-family: var(--body);
            line-height: 1.7;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
        }

        button {
            border: none;
            background: none;
            font: inherit;
            color: inherit;
            cursor: pointer;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============================================
           NAVBAR — Floating glassmorphism
           ============================================ */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(10, 10, 15, 0.6);
            backdrop-filter: blur(20px) saturate(1.8);
            -webkit-backdrop-filter: blur(20px) saturate(1.8);
            border-bottom: 1px solid var(--glass-border);
            padding: 0 24px;
            transition: background var(--transition-fast), box-shadow var(--transition-fast);
        }

        /* Scroll progress bar — ::after pseudo-element */
        .navbar::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            height: 2px;
            width: calc(var(--scroll-progress) * 100%);
            background: var(--accent-gradient);
            border-radius: 0 1px 0 0;
            transition: width 60ms linear;
        }

        .navbar.scrolled {
            background: rgba(10, 10, 15, 0.85);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        }

        .navbar-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            max-width: 1280px;
            margin: 0 auto;
        }

        .navbar-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--heading);
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--text-primary);
            cursor: pointer;
            transition: opacity var(--transition-fast);
        }

        .navbar-logo:hover { opacity: 0.8; }

        .navbar-logo .logo-bracket {
            background: var(--accent-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            font-size: 1.3rem;
        }

        .navbar-logo .logo-dim {
            color: var(--text-tertiary);
            font-size: 0.75rem;
            font-weight: 400;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-link {
            position: relative;
            padding: 8px 16px;
            font-family: var(--heading);
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            transition: color var(--transition-fast), background var(--transition-fast);
            cursor: pointer;
        }

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

        .nav-link.active {
            color: var(--text-primary);
        }

        .nav-cta {
            margin-left: 8px;
            padding: 8px 20px;
            background: var(--accent-gradient);
            color: #fff;
            font-family: var(--heading);
            font-size: 0.85rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 20px var(--accent-glow);
        }

        /* Mobile menu toggle button */
        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
        }

        .menu-toggle span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: transform var(--transition-fast), opacity var(--transition-fast);
        }

        .menu-toggle.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }

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

        .menu-toggle.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ============================================
           CUSTOM CURSOR
           ============================================ */
        .cursor-dot {
            position: fixed;
            top: 0;
            left: 0;
            width: 8px;
            height: 8px;
            background: #fff;
            border-radius: 50%;
            pointer-events: none;
            z-index: 9999;
            will-change: transform;
            transition: width 0.3s var(--ease-spring),
                        height 0.3s var(--ease-spring),
                        background 0.3s var(--ease-out);
        }

        .cursor-ring {
            position: fixed;
            top: 0;
            left: 0;
            width: 40px;
            height: 40px;
            border: 2px solid var(--accent-primary);
            border-radius: 50%;
            pointer-events: none;
            z-index: 9999;
            mix-blend-mode: difference;
            will-change: transform;
            transition: width 0.4s var(--ease-spring),
                        height 0.4s var(--ease-spring),
                        border-color 0.3s var(--ease-out);
        }

        .cursor-ring.expanded {
            width: 60px;
            height: 60px;
            border-color: var(--accent-secondary);
        }

        /* Hide custom cursor on touch devices */
        @media (hover: none) {
            .cursor-dot,
            .cursor-ring {
                display: none !important;
            }
        }

        /* ============================================
           FILM GRAIN NOISE OVERLAY
           ============================================ */
        .film-grain {
            position: fixed;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            z-index: 9998;
            pointer-events: none;
            opacity: 0.035;
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.5'/%3E%3C/svg%3E");
            animation: grainShift 0.8s steps(6) infinite;
        }

        @keyframes grainShift {
            0%   { transform: translate(0, 0); }
            10%  { transform: translate(-5%, -10%); }
            20%  { transform: translate(-15%, 5%); }
            30%  { transform: translate(7%, -25%); }
            40%  { transform: translate(-5%, 25%); }
            50%  { transform: translate(-15%, 10%); }
            60%  { transform: translate(15%, 0%); }
            70%  { transform: translate(0%, 15%); }
            80%  { transform: translate(3%, 35%); }
            90%  { transform: translate(-10%, 10%); }
            100% { transform: translate(0, 0); }
        }

        /* ============================================
           MORPHING SVG BLOB BACKGROUND
           ============================================ */
        .blob-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            pointer-events: none;
            overflow: hidden;
        }

        .blob-bg svg {
            width: 100%;
            height: 100%;
            filter: blur(120px);
            opacity: 0.4;
        }

        /* ============================================
           SECTION COMMONS
           ============================================ */
        .section {
            padding: 60px 0;
            position: relative;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            background: var(--surface);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-full);
            font-family: var(--heading);
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--accent-secondary);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 20px;
        }

        .section-label svg {
            width: 14px;
            height: 14px;
        }

        .section-title {
            font-family: var(--heading);
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 700;
            line-height: 1.1;
            margin-bottom: 16px;
            color: var(--text-primary);
        }

        .section-subtitle {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.7;
        }

        .gradient-text {
            background: var(--accent-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* ============================================
           GLASS CARD — 3D Tilt preparation
           ============================================ */
        .glass-card {
            background: var(--glass);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 32px;
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            transition: border-color var(--transition-normal),
                        box-shadow var(--transition-normal),
                        transform var(--transition-normal);
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transform-style: preserve-3d;
            perspective: 1000px;

            /* CSS custom props updated by JS for spotlight */
            --mouse-x: 50%;
            --mouse-y: 50%;
        }

        /* Holographic spotlight overlay */
        .glass-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(
                600px circle at var(--mouse-x) var(--mouse-y),
                rgba(99, 102, 241, 0.08),
                transparent 40%
            );
            opacity: 0;
            transition: opacity var(--transition-normal);
            pointer-events: none;
            z-index: 0;
        }

        .glass-card:hover::before {
            opacity: 1;
        }

        .glass-card:hover {
            border-color: var(--glass-border-hover);
            box-shadow: 0 8px 40px rgba(99, 102, 241, 0.08),
                        0 0 0 1px rgba(255, 255, 255, 0.05);
        }

        /* Ensure card children sit above the spotlight */
        .glass-card > * {
            position: relative;
            z-index: 1;
        }

        /* ============================================
           BUTTONS
           ============================================ */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: var(--accent-gradient);
            color: #fff;
            font-family: var(--heading);
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: transform var(--transition-fast), box-shadow var(--transition-fast);
            position: relative;
            overflow: hidden;
        }

        .btn-primary::before {
            content: '';
            position: absolute;
            inset: 0;
            background: var(--accent-gradient-hover);
            opacity: 0;
            transition: opacity var(--transition-fast);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px var(--accent-glow);
        }

        .btn-primary:hover::before {
            opacity: 1;
        }

        .btn-primary span, .btn-primary svg {
            position: relative;
            z-index: 1;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            background: transparent;
            color: var(--text-primary);
            font-family: var(--heading);
            font-size: 0.95rem;
            font-weight: 600;
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-full);
            cursor: pointer;
            transition: border-color var(--transition-fast),
                        background var(--transition-fast),
                        transform var(--transition-fast);
        }

        .btn-secondary:hover {
            border-color: var(--glass-border-hover);
            background: var(--surface-hover);
            transform: translateY(-2px);
        }

        /* ============================================
           SCROLL REVEAL SYSTEM
           ============================================ */
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
        }

        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }

        .reveal-delay-1 { transition-delay: 100ms; }
        .reveal-delay-2 { transition-delay: 200ms; }
        .reveal-delay-3 { transition-delay: 300ms; }
        .reveal-delay-4 { transition-delay: 400ms; }
        .reveal-delay-5 { transition-delay: 500ms; }

        /* ============================================
           FOOTER
           ============================================ */
        .footer {
            border-top: 1px solid var(--glass-border);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand h3 {
            font-family: var(--heading);
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: var(--text-secondary);
            font-size: 0.9rem;
            max-width: 320px;
        }

        .footer-col h4 {
            font-family: var(--heading);
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--text-tertiary);
            margin-bottom: 16px;
        }

        .footer-col a {
            display: block;
            color: var(--text-secondary);
            font-size: 0.9rem;
            padding: 6px 0;
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .footer-col a:hover {
            color: var(--accent-secondary);
        }

        .footer-social {
            display: flex;
            gap: 12px;
            margin-top: 20px;
        }

        .footer-social a {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--surface);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-md);
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            cursor: pointer;
            padding: 0;
        }

        .footer-social a:hover {
            background: var(--accent-gradient);
            border-color: transparent;
            color: #fff;
            transform: translateY(-2px);
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 24px;
            border-top: 1px solid var(--glass-border);
            font-size: 0.8rem;
            color: var(--text-tertiary);
        }

        .footer-bottom-links {
            display: flex;
            gap: 24px;
        }

        .footer-bottom-links a {
            color: var(--text-tertiary);
            transition: color var(--transition-fast);
            cursor: pointer;
        }

        .footer-bottom-links a:hover {
            color: var(--text-secondary);
        }

        /* ============================================
           RESPONSIVE BREAKPOINTS
           ============================================ */

        /* ---- Tablet landscape (≤1024px) ---- */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        /* ---- Tablet portrait (≤768px) ---- */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: rgba(10, 10, 15, 0.95);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                border: 1px solid var(--glass-border);
                border-radius: var(--radius-md);
                padding: 16px;
                flex-direction: column;
                gap: 4px;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-cta {
                margin-left: 0;
                text-align: center;
            }

            .menu-toggle { display: flex; }

            .section { padding: 60px 0; }

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

            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
        }

        /* ---- Mobile (≤480px) ---- */
        @media (max-width: 480px) {
            .container { padding: 0 16px; }

            .navbar {
                padding: 0 16px;
            }
        }

        /* ============================================
           PREFERS REDUCED MOTION
           Kill ALL animations & transitions globally
           ============================================ */
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }

            .reveal {
                opacity: 1;
                transform: none;
            }

            .film-grain {
                animation: none;
                display: none;
            }

            .blob-bg svg {
                animation: none;
            }

            .cursor-dot,
            .cursor-ring {
                display: none !important;
            }
        }