/* ============ Design tokens ============ */
    *,*::before,*::after{box-sizing:border-box}
    :root{
      --ink:#1a1a1f;--ink-2:#242427;--brand:#5459d1;--brand-dark:#4247b8;--brand-soft:#eef0ff;
      --accent:#ffc83d;--accent-dark:#e5a900;--paper:#fff;--soft:#f6f6fa;--soft-2:#eef0f5;
      --muted:#5b5b64;--line:#e6e6ec;--success:#22c55e;--success-soft:#ecfdf3;
      --danger:#e11d48;--danger-soft:#fff1f1;
      --shadow-sm:0 2px 6px rgba(20,20,30,.06);
      --shadow-md:0 12px 32px rgba(20,20,30,.08);
      --shadow-lg:0 24px 60px rgba(20,20,30,.14);
      --radius-sm:10px;--radius:16px;--radius-lg:22px;--radius-xl:28px;
      --max:1536px;
    }
    html{scroll-behavior:smooth;scroll-padding-top:88px}
    body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--paper);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
    body.nav-open{overflow:hidden}
    img{display:block;max-width:100%;height:auto}
    a{color:inherit;text-decoration:none}
    button{font:inherit;color:inherit}
    svg{width:22px;height:22px;stroke-width:1.8}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.1;letter-spacing:-.028em;color:var(--ink)}
    h1{font-size:clamp(38px,4.8vw,60px);font-weight:800;margin-bottom:22px}
    h2{font-size:clamp(28px,3.4vw,42px);font-weight:800;margin-bottom:16px}
    h3{font-size:20px;font-weight:700;margin-bottom:10px}
    h4{font-size:15px;font-weight:700;margin-bottom:6px}
    p{color:var(--muted)}
    ::selection{background:var(--brand);color:#fff}

    /* Focus */
    :focus{outline:none}
    :focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
    .skip-link{position:fixed;left:16px;top:-80px;z-index:200;background:#fff;color:var(--ink);padding:12px 18px;border-radius:10px;font-weight:700;box-shadow:var(--shadow-md)}
    .skip-link:focus{top:16px}

    /* Layout */
    .container{width:min(80%,var(--max));margin-inline:auto}
    .section{padding:104px 0;position:relative}
    .section.soft{background:var(--soft)}
    .section.dark{background:var(--ink);color:#fff}
    .section.dark h1,.section.dark h2,.section.dark h3,.section.dark h4{color:#fff}
    .section-head{max-width:760px;margin:0 auto 56px;text-align:center}
    .section-head.left{margin-left:0;text-align:left}
    .section-head p{max-width:680px;margin:0 auto;font-size:17px}
    .dark p{color:#c9c9d1}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    .eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
    .dark .eyebrow{color:var(--accent)}

    /* Buttons */
    .btn{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 22px;border:1px solid transparent;border-radius:12px;font-weight:700;font-size:15px;cursor:pointer;transition:transform .18s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease;white-space:nowrap}
    .btn:hover{transform:translateY(-2px)}
    .btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(84,89,209,.35)}
    .btn-primary:hover{background:var(--brand-dark);box-shadow:0 12px 26px rgba(84,89,209,.45)}
    .btn-secondary{background:var(--accent);color:var(--ink)}
    .btn-secondary:hover{background:var(--accent-dark)}
    .btn-ghost{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-ghost:hover{border-color:var(--ink)}
    .btn-outline-dark{border-color:rgba(255,255,255,.24);color:#fff;background:transparent}
    .btn-outline-dark:hover{border-color:#fff;background:rgba(255,255,255,.06)}
    .btn-link{padding:0;min-height:auto;color:var(--brand);font-size:14px;font-weight:700}
    .btn-link:hover{transform:none;color:var(--brand-dark)}
    .actions{display:flex;flex-wrap:wrap;gap:12px}

    /* Check list */
    .check-list{list-style:none;padding:0;margin:18px 0 0}
    .check-list li{position:relative;padding-left:28px;margin:8px 0;color:var(--muted);font-size:15px}
    .check-list li::before{content:"";position:absolute;left:0;top:6px;width:18px;height:18px;border-radius:50%;background:var(--success-soft);background-image:linear-gradient(var(--success),var(--success));background-clip:content-box;padding:4px}
    .check-list li::after{content:"✓";position:absolute;left:4px;top:5px;color:var(--success);font-weight:900;font-size:12px;width:10px;text-align:center}

@media(max-width:1024px){.container{width:min(90%,var(--max))}}
@media(max-width:760px){body{font-size:16px;padding-bottom:76px}.container{width:min(calc(100% - 32px),var(--max))}.section{padding:72px 0}}
@media(max-width:480px){.section-head{margin-bottom:36px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}