:root{
  --bg:#ffffff; --fg:#0f172a; --muted:#5b6472; --line:#e6e8ec;
  --card:#f8fafc; --brand:#4f46e5; --brand-2:#7c73ff; --accent:#0ea5a4;
  --max:1120px; --radius:16px;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#0b1020; --fg:#eef1f7; --muted:#9aa4b8; --line:#1e2740;
         --card:#111834; --brand:#7c73ff; --brand-2:#9d97ff; --accent:#2dd4bf; }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
     color:var(--fg);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.narrow{max-width:760px}
.btn{display:inline-block;padding:11px 20px;border-radius:10px;font-weight:600;font-size:15px;cursor:pointer;
     border:none;transition:transform .12s ease,box-shadow .12s ease,border-color .12s}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 8px 20px -8px var(--brand)}
.btn-primary:hover{transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--line);color:var(--fg);background:transparent}
.btn-ghost:hover{border-color:var(--brand)}
.btn.full{display:block;width:100%;text-align:center;margin-top:8px}

/* header */
header{position:sticky;top:0;z-index:30;backdrop-filter:saturate(160%) blur(10px);
       background:color-mix(in srgb,var(--bg) 82%,transparent);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:-.02em}
.brand .logo{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));
     display:grid;place-items:center;color:#fff;font-weight:800;flex:0 0 auto}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--muted);font-size:15px;font-weight:500}
.nav-links a:hover,.nav-links a.active{color:var(--fg)}
.nav-cta{display:flex;gap:12px;align-items:center}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:22px;height:2px;background:var(--fg);border-radius:2px;transition:.2s}
@media(max-width:840px){
  .nav-links{position:fixed;inset:66px 0 auto 0;flex-direction:column;background:var(--bg);
     border-bottom:1px solid var(--line);padding:18px 24px;gap:16px;display:none}
  body.nav-open .nav-links{display:flex}
  .burger{display:flex;order:3}
  .nav-cta .btn-ghost{display:none}
}

/* hero */
.hero{padding:92px 0 64px;text-align:center}
.pill{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
      border:1px solid var(--line);background:var(--card);color:var(--muted);font-size:13px;font-weight:500;margin-bottom:24px}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
h1{font-size:clamp(34px,6vw,58px);line-height:1.05;letter-spacing:-.03em;margin:0 0 20px;font-weight:800}
h1 .grad{background:linear-gradient(120deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,2.4vw,20px);color:var(--muted);max-width:640px;margin:0 auto 32px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-note{margin-top:16px;font-size:13px;color:var(--muted)}

/* browser mockup */
.mockup{margin:56px auto 0;max-width:940px;border:1px solid var(--line);border-radius:16px;overflow:hidden;
        background:var(--card);box-shadow:0 30px 60px -30px rgba(20,20,60,.35);text-align:left}
.mockbar{display:flex;gap:8px;padding:14px 16px;border-bottom:1px solid var(--line)}
.mockbar span{width:11px;height:11px;border-radius:50%;background:var(--line)}
.mockbody{display:grid;grid-template-columns:200px 1fr;min-height:320px}
.mockside{padding:22px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:14px}
.mockmain{padding:28px;display:flex;flex-direction:column;gap:14px}
.ml{height:12px;border-radius:6px;background:color-mix(in srgb,var(--muted) 22%,transparent)}
.ml.big{height:26px;background:color-mix(in srgb,var(--brand) 45%,transparent)}
.ml.w0{opacity:0;height:2px}.w30{width:30%}.w40{width:40%}.w50{width:50%}.w55{width:55%}.w60{width:60%}
.w70{width:70%}.w75{width:75%}.w80{width:80%}.w85{width:85%}.w88{width:88%}.w90{width:90%}
@media(max-width:640px){.mockbody{grid-template-columns:1fr}.mockside{display:none}}

/* trust */
.trust{padding:34px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.trust p{text-align:center;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.1em;margin:0 0 18px}
.logos{display:flex;gap:40px;justify-content:center;flex-wrap:wrap;opacity:.7;font-weight:700;font-size:17px;color:var(--muted)}

/* sections */
section{padding:80px 0}
.alt{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{text-align:center;max-width:620px;margin:0 auto 50px}
.sec-head h2{font-size:clamp(26px,4vw,38px);letter-spacing:-.02em;margin:0 0 14px;font-weight:800}
.sec-head p{color:var(--muted);font-size:17px;margin:0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid.three{grid-template-columns:repeat(3,1fr)}
@media(max-width:900px){.grid,.grid.three{grid-template-columns:1fr}}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.alt .card{background:var(--bg)}
.card .ic{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;margin-bottom:16px;
     background:color-mix(in srgb,var(--brand) 14%,transparent);color:var(--brand)}
.card h3{margin:0 0 8px;font-size:19px;letter-spacing:-.01em}
.card p{margin:0;color:var(--muted);font-size:15px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;counter-reset:s}
@media(max-width:900px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding-left:52px}
.step:before{counter-increment:s;content:counter(s);position:absolute;left:0;top:2px;width:36px;height:36px;
     border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
     display:grid;place-items:center;font-weight:700}
.step h3{margin:0 0 6px;font-size:18px}
.step p{margin:0;color:var(--muted);font-size:15px}

/* quote */
.quote{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:52px 40px;text-align:center;max-width:820px;margin:0 auto}
.quote blockquote{margin:0 0 22px;font-size:clamp(19px,2.6vw,25px);font-weight:600;letter-spacing:-.01em}
.quote .who{display:flex;gap:12px;align-items:center;justify-content:center;color:var(--muted);font-size:14px}
.avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--brand))}

/* cta band */
.cta-sec{padding-top:0}
.band{background:linear-gradient(135deg,var(--brand),var(--brand-2));border-radius:22px;padding:56px 40px;text-align:center;color:#fff}
.band h2{font-size:clamp(26px,4vw,36px);margin:0 0 12px;letter-spacing:-.02em}
.band p{margin:0 0 26px;opacity:.92;font-size:17px}
.band .btn{background:#fff;color:var(--brand)}

/* page hero (inner pages) */
.phero{padding:70px 0 30px;text-align:center;border-bottom:1px solid var(--line)}
.kicker{display:inline-block;color:var(--brand);font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.12em;margin-bottom:14px}
.phero h1{font-size:clamp(30px,5vw,46px)}
.phero .lead{margin-bottom:6px}

/* feature rows */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center;padding:46px 0}
.feature-row.reverse .feature-text{order:2}
@media(max-width:860px){.feature-row,.feature-row.reverse .feature-text{grid-template-columns:1fr;order:0}}
.feature-text h2{font-size:clamp(24px,3.4vw,32px);letter-spacing:-.02em;margin:0 0 14px}
.feature-text p{color:var(--muted);font-size:17px;margin:0 0 18px}
.ticks{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.ticks li{position:relative;padding-left:28px;color:var(--fg)}
.ticks li:before{content:"";position:absolute;left:0;top:8px;width:16px;height:16px;border-radius:50%;
     background:color-mix(in srgb,var(--accent) 22%,transparent)}
.ticks li:after{content:"";position:absolute;left:5px;top:11px;width:6px;height:3px;border-left:2px solid var(--accent);
     border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.feature-art{height:300px;border-radius:var(--radius);border:1px solid var(--line)}
.art-a{background:linear-gradient(135deg,#eef2ff,#e0e7ff)}
.art-b{background:linear-gradient(135deg,#ecfeff,#cffafe)}
.art-c{background:linear-gradient(135deg,#f5f3ff,#ede9fe)}
@media (prefers-color-scheme: dark){
  .art-a{background:linear-gradient(135deg,#1a2140,#232c55)}
  .art-b{background:linear-gradient(135deg,#0f2b33,#12414a)}
  .art-c{background:linear-gradient(135deg,#201a3d,#2a2154)}
}

/* pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
@media(max-width:900px){.price-grid{grid-template-columns:1fr}}
.price-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;position:relative}
.price-card.featured{border-color:var(--brand);box-shadow:0 18px 40px -22px var(--brand)}
.price-card h3{margin:0 0 6px;font-size:20px}
.price{font-size:40px;font-weight:800;letter-spacing:-.03em;margin:0 0 4px}
.price span{font-size:15px;font-weight:500;color:var(--muted)}
.price-note{color:var(--muted);margin:0 0 18px;font-size:15px}
.price-card .ticks{margin-bottom:22px}
.badge{position:absolute;top:-12px;right:22px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;
     font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px}

/* faq */
.faq{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq details{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:4px 20px}
.faq summary{cursor:pointer;font-weight:600;padding:16px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";float:right;color:var(--muted);font-weight:400;font-size:20px;line-height:1}
.faq details[open] summary:after{content:"–"}
.faq p{margin:0 0 16px;color:var(--muted)}

/* prose */
.prose{font-size:17px}
.prose h2{font-size:clamp(22px,3vw,28px);letter-spacing:-.01em;margin:36px 0 14px}
.prose p{color:var(--fg);margin:0 0 18px}
.prose blockquote{margin:26px 0;padding:16px 24px;border-left:3px solid var(--brand);background:var(--card);
     border-radius:0 10px 10px 0;font-size:19px;font-weight:500}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}
.muted-sm{color:var(--muted);font-size:14px}

/* team */
.team{display:flex;gap:40px;justify-content:center;flex-wrap:wrap}
.member{text-align:center}
.member .face{display:block;width:96px;height:96px;border-radius:50%;margin:0 auto 14px}
.member h3{margin:0;font-size:18px}
.member p{margin:2px 0 0;color:var(--muted);font-size:14px}
.f1{background:linear-gradient(135deg,var(--brand),var(--accent))}
.f2{background:linear-gradient(135deg,var(--accent),var(--brand-2))}

/* blog */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.post-grid{grid-template-columns:1fr}}
.post-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:block;transition:transform .12s,border-color .12s}
.post-card:hover{transform:translateY(-2px);border-color:var(--brand)}
.post-cat{display:inline-block;color:var(--brand);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:12px}
.post-card h3{margin:0 0 10px;font-size:20px;letter-spacing:-.01em}
.post-card p{margin:0 0 18px;color:var(--muted);font-size:15px}
.post-meta{color:var(--muted);font-size:13px}
.post .narrow{padding-top:60px}
.post h1{margin:14px 0 12px}
.back{color:var(--muted);font-size:14px;display:inline-block;margin-bottom:18px}
.back:hover{color:var(--fg)}
.post-foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:20px;padding-top:28px;border-top:1px solid var(--line)}

/* changelog */
.release{padding:26px 0;border-bottom:1px solid var(--line)}
.release-head{display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.ver{font-weight:800;font-size:20px;letter-spacing:-.02em}
.rdate{color:var(--muted);font-size:14px}

/* contact */
.contact-wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:start}
@media(max-width:820px){.contact-wrap{grid-template-columns:1fr}}
.contact-form{display:flex;flex-direction:column;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:14px;font-weight:600}
.field input,.field textarea{font:inherit;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--fg)}
.field input:focus,.field textarea:focus{outline:2px solid color-mix(in srgb,var(--brand) 40%,transparent);border-color:var(--brand)}
.form-note{color:var(--accent);font-weight:600;margin:4px 0 0}
.contact-side h3{margin:0 0 16px;font-size:18px}
.contact-side p{margin:0 0 16px;color:var(--fg)}
.contact-side a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}

/* 404 */
.notfound{text-align:center;padding:110px 0}
.nf-code{font-size:clamp(80px,18vw,150px);font-weight:900;line-height:1;letter-spacing:-.04em;
     background:linear-gradient(120deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.nf-links{margin-top:34px;display:flex;gap:16px;justify-content:center;flex-wrap:wrap;color:var(--muted);font-size:14px;align-items:center}
.nf-links a{color:var(--brand)}

/* footer */
footer{border-top:1px solid var(--line);padding:52px 0 40px;margin-top:20px}
.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.foot .col h4{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 14px}
.foot .col a{display:block;color:var(--muted);font-size:15px;margin-bottom:9px}
.foot .col a:hover{color:var(--fg)}
.foot-brand{max-width:300px}
.foot-brand p{color:var(--muted);font-size:14px;margin:12px 0 16px}
.social{display:flex;gap:10px}
.social a{width:36px;height:36px;border:1px solid var(--line);border-radius:9px;display:grid;place-items:center;color:var(--muted)}
.social a:hover{color:var(--fg);border-color:var(--brand)}
.copy{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;
      display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}