:root {
            --bg: #f7f9fc;
            --card: #ffffff;
            --text: #0e1b2a;
            --muted: #506177;
            --brand: #2139e1;
            --brand-2: #f15b40;
            --accent: #f7b956;
            --ring: 36, 151, 255;
            --shadow: 0 10px 35px rgba(10, 26, 49, .07), 0 2px 10px rgba(10, 26, 49, .05);
        }

        html.dark {
            --bg: #0a0f15;
            --card: #0f1620;
            --text: #eaf2ff;
            --muted: #9ab0cc;
            --brand: #2139e1;
            --brand-2: #f15b40;
            --accent: #f7b956;
            --shadow: 0 10px 35px rgba(0, 0, 0, .45), 0 2px 10px rgba(0, 0, 0, .35);
        }

        * {
            box-sizing: border-box;
        }

        html,
        body {
            height: 100%;
            margin: 0;
            font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Ubuntu, Cantarell, 'Helvetica Neue', Arial, sans-serif;
            color: var(--text);
            background: radial-gradient(1200px 600px at 90% -10%, rgba(14, 86, 157, .18), transparent 50%),
                radial-gradient(900px 500px at 10% 110%, rgba(0, 194, 168, .18), transparent 50%),
                var(--bg);
            line-height: 1.55;
            overflow-x: hidden;
            transition: background .3s, color .3s;
        }

        .container {
            width: min(1100px, 92vw);
            margin: 0 auto;
        }

        header {
            position: sticky;
            top: 0;
            z-index: 40;
            backdrop-filter: saturate(140%) blur(8px);
            background: color-mix(in oklab, var(--bg), transparent 25%);
            border-bottom: 1px solid color-mix(in oklab, var(--muted), transparent 80%);
        }

        .nav {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 0;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: .7rem;
            text-decoration: none;
            color: inherit;
        }

        .logo {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: conic-gradient(from 180deg, var(--brand), var(--brand-2), var(--accent), var(--brand));
            box-shadow: var(--shadow);
        }

        .brand span {
            font-weight: 700;
            letter-spacing: .3px;
            font-size: clamp(1.05rem, 1.2vw + .6rem, 1.35rem);
        }

        .btn {
            appearance: none;
            border: 0;
            cursor: pointer;
            padding: .5rem .8rem;
            border-radius: .75rem;
            font-weight: 600;
            background: #2139e1;
            color: white;
            box-shadow: var(--shadow);
            transition: transform .15s ease, filter .2s ease, box-shadow .2s ease;
            text-decoration: none;
        }

        .btn:hover {
            transform: translateY(-1px);
            filter: brightness(1.05);
        }

        .btn:focus {
            outline: none;
            box-shadow: 0 0 0 4px rgba(var(--ring), .35);
        }

        .btn.link {
            background: transparent;
            color: var(--brand);
            box-shadow: none;
            padding: .4rem .2rem;
            border-radius: 10px;
        }

        .hero {
            position: relative;
            padding: clamp(2.2rem, 5vw + 2rem, 6rem) 0 3rem;
        }

        .split {
            display: grid;
            grid-template-columns: 1.1fr .9fr;
            gap: clamp(1.2rem, 3.5vw, 3rem);
            align-items: center;
        }

        @media (max-width: 900px) {
            .split {
                grid-template-columns: 1fr;
            }
        }

        h1 {
            font-size: clamp(2rem, 2.6vw + 1.6rem, 3.6rem);
            line-height: 1.06;
            margin: 0 0 1rem;
            letter-spacing: -.5px;
        }

        p.lead {
            font-size: clamp(1rem, .9vw + .8rem, 1.25rem);
            color: var(--muted);
            margin: 0 0 1.4rem;
        }

        .badges {
            display: flex;
            flex-wrap: wrap;
            gap: .6rem;
            margin: 1rem 0 1.4rem;
        }

        .badge {
            font-size: .85rem;
            padding: .5rem .75rem;
            border-radius: 999px;
            background: color-mix(in oklab, var(--brand), transparent 88%);
            color: var(--brand);
            border: 1px dashed color-mix(in oklab, var(--brand), transparent 50%);
        }

        .card {
            background: color-mix(in oklab, var(--card), white 2%);
            border: 1px solid color-mix(in oklab, var(--muted), transparent 88%);
            border-radius: 24px;
            padding: clamp(1rem, 2.5vw, 2rem);
            box-shadow: var(--shadow);
        }

        /* ----- Features Momentum ----- */
        .features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            margin-top: 2rem;
        }

        @media (max-width: 900px) {
            .features {
                grid-template-columns: 1fr;
            }
        }

        .feature {
            padding: 1.2rem;
            border-radius: 18px;
            border: 1px solid color-mix(in oklab, var(--muted), transparent 85%);
            background: color-mix(in oklab, var(--card), white 2%);
        }

        .feature h3 {
            margin: .2rem 0 .4rem;
            font-size: 1.05rem;
        }

        .feature p {
            color: var(--muted);
            margin: 0;
            font-size: .97rem;
        }

        /* Panel Animation */
        .panel {
            position: relative;
            aspect-ratio: 4/3;
            border-radius: 28px;
            overflow: hidden;
            isolation: isolate;
            background: linear-gradient(140deg, color-mix(in oklab, var(--brand), transparent 80%), color-mix(in oklab, var(--accent), transparent 85%));
            box-shadow: var(--shadow);
        }

        .blob,
        .ring,
        .dots {
            position: absolute;
            filter: blur(0.3px);
        }

        .blob {
            inset: -20% -10% auto auto;
            width: 70%;
            aspect-ratio: 1;
            background: radial-gradient(circle at 30% 30%, color-mix(in oklab, var(--brand-2), white 15%), transparent 60%),
                radial-gradient(circle at 70% 60%, color-mix(in oklab, var(--accent), white 10%), transparent 55%);
            opacity: .8;
            mix-blend-mode: screen;
            animation: float 12s ease-in-out infinite;
        }

        .ring {
            width: 70%;
            height: 70%;
            border-radius: 50%;
            border: 2px solid color-mix(in oklab, var(--brand-2), transparent 60%);
            top: 12%;
            left: 10%;
            animation: spin 30s linear infinite;
        }

        .dots {
            inset: auto 0 0 auto;
            width: 55%;
            height: 55%;
            background-image: radial-gradient(currentColor 1px, transparent 1px);
            background-size: 18px 18px;
            color: color-mix(in oklab, var(--brand), transparent 75%);
            opacity: .6;
            transform: rotate(8deg);
            animation: drift 18s ease-in-out infinite;
        }

        @keyframes float {

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

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

        @keyframes spin {
            to {
                transform: rotate(360deg);
            }
        }

        @keyframes drift {

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

            50% {
                transform: translate(-6px, -4px);
            }
        }

        footer {
            margin-top: 3rem;
            padding: 1.8rem 0 2.6rem;
            border-top: 1px solid color-mix(in oklab, var(--muted), transparent 85%);
            color: var(--muted);
            font-size: .95rem;
        }

        .foot {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .social {
            display: flex;
            gap: .7rem;
        }

        .icon {
            width: 40px;
            height: 40px;
            display: grid;
            place-items: center;
            border-radius: 12px;
            border: 1px solid color-mix(in oklab, var(--muted), transparent 80%);
            background: var(--card);
            box-shadow: var(--shadow);
            text-decoration: none;
            color: inherit;
        }

        .icon svg {
            width: 20px;
            height: 20px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        .dark-mode-toggle {
            font-size: .9rem;
            padding: .5rem .8rem;
            border-radius: 12px;
            border: 1px solid var(--muted);
            background: var(--card);
            cursor: pointer;
            color: var(--text);
            box-shadow: var(--shadow);
            transition: all .3s;
        }

        .dark-mode-toggle:hover {
            background: var(--muted);
            color: var(--card);
        }