:root{--bg: #ffffff;--bg-subtle: #f7f8fb;--bg-card: #ffffff;--text: #0f172a;--text-muted: #475569;--text-faint: #64748b;--border: #e6e8ef;--border-strong: #d6dae5;--brand: #4f46e5;--brand-strong: #4338ca;--brand-soft: #eef2ff;--accent: #0ea5e9;--positive: #059669;--positive-soft: #ecfdf5;--warn: #d97706;--warn-soft: #fffbeb;--shadow-sm: 0 1px 2px rgba(15, 23, 42, .05);--shadow-md: 0 6px 24px rgba(15, 23, 42, .07);--shadow-lg: 0 18px 50px rgba(15, 23, 42, .1);--radius-sm: 8px;--radius: 14px;--radius-lg: 20px;--maxw: 1120px;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6;font-weight:400;color:var(--text);background-color:var(--bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background-color:var(--bg);color:var(--text)}h1,h2,h3,h4{color:var(--text);line-height:1.15;letter-spacing:-.02em;margin:0}p{margin:0}a{color:var(--brand);text-decoration:none}a:hover{color:var(--brand-strong)}img,svg{display:block;max-width:100%}button{font-family:inherit}:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-inline:24px}.section{padding-block:88px}.section--subtle{background:var(--bg-subtle);border-block:1px solid var(--border)}.section__head{max-width:640px;margin:0 auto 48px;text-align:center}.section__eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}.section__title{font-size:clamp(1.7rem,3.2vw,2.3rem);font-weight:700}.section__subtitle{margin-top:14px;font-size:1.05rem;color:var(--text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;font-size:.98rem;font-weight:600;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease;white-space:nowrap}.btn:active{transform:translateY(1px)}.btn--primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-sm)}.btn--primary:hover{background:var(--brand-strong);color:#fff;box-shadow:var(--shadow-md)}.btn--secondary{background:#fff;color:var(--text);border-color:var(--border-strong)}.btn--secondary:hover{border-color:var(--brand);color:var(--brand)}.btn--ghost{background:transparent;color:var(--text-muted);padding-inline:12px}.btn--ghost:hover{color:var(--text)}.btn--block{width:100%}.btn--lg{padding:14px 28px;font-size:1.02rem}.site-header{position:sticky;top:0;z-index:50;background:#ffffffd1;-webkit-backdrop-filter:saturate(180%) blur(12px);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border)}.nav{display:flex;align-items:center;justify-content:space-between;height:66px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:1.05rem;color:var(--text);letter-spacing:-.01em}.brand:hover{color:var(--text)}.brand__mark{width:30px;height:30px;flex:none}.nav__links{display:flex;align-items:center;gap:28px}.nav__links a{color:var(--text-muted);font-size:.94rem;font-weight:500}.nav__links a:hover{color:var(--text)}.nav__cta{display:flex;align-items:center;gap:12px}@media(max-width:720px){.nav__links{display:none}}.hero{position:relative;overflow:hidden;padding-block:84px 72px;background:radial-gradient(900px 420px at 78% -10%,rgba(79,70,229,.1),transparent 60%),radial-gradient(700px 360px at 8% 8%,rgba(14,165,233,.08),transparent 60%)}.hero__grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;font-size:.8rem;font-weight:600;color:var(--brand-strong);background:var(--brand-soft);border:1px solid #e0e3ff;border-radius:999px}.badge__dot{width:7px;height:7px;border-radius:50%;background:var(--positive)}.hero__title{margin-top:22px;font-size:clamp(2.2rem,4.6vw,3.2rem);font-weight:800;letter-spacing:-.03em}.hero__subtitle{margin-top:20px;font-size:1.16rem;color:var(--text-muted);max-width:540px}.hero__actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px}.hero__meta{margin-top:26px;display:flex;flex-wrap:wrap;gap:18px 26px;color:var(--text-faint);font-size:.9rem}.hero__meta span{display:inline-flex;align-items:center;gap:8px}.check{color:var(--positive);font-weight:700}@media(max-width:880px){.hero__grid{grid-template-columns:1fr;gap:40px}}.mock{border:1px solid var(--border);border-radius:var(--radius-lg);background:#fff;box-shadow:var(--shadow-lg);overflow:hidden}.mock__bar{display:flex;align-items:center;gap:14px;padding:12px 16px;background:var(--bg-subtle);border-bottom:1px solid var(--border)}.mock__dots{display:flex;gap:6px}.mock__dots i{width:11px;height:11px;border-radius:50%;background:#d7dbe5}.mock__url{flex:1;font-size:.78rem;color:var(--text-faint);background:#fff;border:1px solid var(--border);border-radius:7px;padding:5px 12px}.mock__body{padding:18px}.mock__heading{display:flex;align-items:center;justify-content:space-between;font-size:.82rem;font-weight:600;color:var(--text-faint);letter-spacing:.02em;text-transform:uppercase;padding:4px 6px 12px}.mock__pill{display:inline-flex;align-items:center;gap:6px;font-size:.72rem;font-weight:600;text-transform:none;letter-spacing:0;color:var(--brand-strong);background:var(--brand-soft);border-radius:999px;padding:3px 10px}.chain{display:flex;flex-direction:column;gap:8px}.chain__row{display:grid;grid-template-columns:64px 1fr auto;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;font-size:.85rem}.chain__row--hl{border-color:#c7cbff;background:linear-gradient(0deg,var(--brand-soft),#fff);box-shadow:var(--shadow-sm)}.chain__type{font-weight:700;font-size:.72rem;color:var(--text-faint)}.chain__type b{display:block;font-size:.95rem;color:var(--text)}.chain__metrics{display:flex;flex-wrap:wrap;gap:6px 14px;color:var(--text-muted)}.chain__metrics b{color:var(--text);font-weight:600}.chain__tag{font-size:.72rem;font-weight:600;padding:4px 9px;border-radius:999px;white-space:nowrap}.tag--good{color:var(--positive);background:var(--positive-soft)}.tag--clear{color:var(--text-faint);background:var(--bg-subtle)}.tag--warn{color:var(--warn);background:var(--warn-soft)}.mock__note{margin-top:12px;font-size:.74rem;color:var(--text-faint);text-align:center}.desc{text-align:center;max-width:760px;margin:0 auto}.desc p{font-size:clamp(1.15rem,2.4vw,1.45rem);line-height:1.55;color:var(--text);font-weight:500}.desc 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#dfe2ff;border-radius:999px;padding:2px 8px;margin-left:8px;vertical-align:middle}.feature__text{color:var(--text-muted);font-size:.95rem}@media(max-width:900px){.features{grid-template-columns:repeat(2,1fr)}.feature--wide{grid-column:span 2;grid-template-columns:1fr}}@media(max-width:560px){.features{grid-template-columns:1fr}.feature--wide{grid-column:span 1}}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.step{position:relative;padding:28px 24px;border:1px solid var(--border);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm)}.step__num{width:38px;height:38px;display:grid;place-items:center;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;margin-bottom:16px}.step__title{font-size:1.05rem;font-weight:700;margin-bottom:8px}.step__text{color:var(--text-muted);font-size:.95rem}@media(max-width:760px){.steps{grid-template-columns:1fr}}.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;max-width:920px;margin:0 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var(--brand);border-radius:var(--radius);background:var(--bg-subtle)}.disclaimer h3{font-size:1rem;margin-bottom:8px}.disclaimer p{color:var(--text-muted);font-size:.95rem}.footer{border-top:1px solid var(--border);background:#fff;padding-block:48px 36px}.footer__grid{display:flex;flex-wrap:wrap;gap:32px;justify-content:space-between;align-items:flex-start}.footer__about{max-width:360px}.footer__about p{margin-top:10px;color:var(--text-muted);font-size:.92rem}.footer__links{display:flex;gap:28px;flex-wrap:wrap}.footer__links a{color:var(--text-muted);font-size:.92rem;font-weight:500}.footer__links a:hover{color:var(--text)}.footer__bottom{margin-top:36px;padding-top:22px;border-top:1px solid var(--border);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;color:var(--text-faint);font-size:.85rem}.legal{max-width:760px;margin:0 auto;padding-block:64px}.legal__back{font-size:.9rem;font-weight:500}.legal h1{margin:18px 0 6px;font-size:clamp(1.9rem,4vw,2.4rem);font-weight:800}.legal__updated{color:var(--text-faint);font-size:.9rem;margin-bottom:32px}.legal h2{margin:34px 0 10px;font-size:1.25rem;font-weight:700}.legal p,.legal li{color:var(--text-muted);font-size:1rem}.legal ul{padding-left:20px;margin:8px 0}.legal li{margin-bottom:6px}.legal__note{margin-top:40px;padding:16px 18px;background:var(--bg-subtle);border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.9rem;color:var(--text-faint)}