:root{--bg:#f7f6f2;--ink:#0e1420;--mut:#5a6272;--line:#e6e3da;--acc:#2f5cff;--mint:#0fb981;--amber:#f5a623;--card:#ffffff;--dark:#0e1420;--grad:linear-gradient(120deg,#2f5cff,#7b3bff);--r:20px;--rs:12px;--shadow:0 1px 2px rgba(14,20,32,.05),0 12px 40px -12px rgba(14,20,32,.12)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;font-size:16.5px}
img{max-width:100%}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
/* topbar */
.topbar{background:var(--dark);color:#c9d2e4;font-size:13.5px;padding:7px 0}
.topbar .wrap{display:flex;gap:18px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.topbar a{color:#fff;text-decoration:none}
.topbar .brands{opacity:.85}
/* header */
header.site{position:sticky;top:0;z-index:50;background:rgba(247,246,242,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;gap:26px;height:66px}
.logo{font-weight:800;font-size:21px;letter-spacing:.5px;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:9px}
.logo:hover{text-decoration:none}
.logo .dot{width:30px;height:30px;border-radius:9px;background:var(--grad);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:900}
nav.main{display:flex;gap:4px;flex:1;flex-wrap:wrap}
nav.main a{color:var(--ink);font-weight:600;font-size:14.5px;padding:8px 11px;border-radius:9px}
nav.main a:hover{background:#eceade;text-decoration:none}
nav.main a[aria-current]{background:#e8ecff;color:var(--acc)}
.hactions{display:flex;gap:10px;align-items:center}
.btn{display:inline-block;padding:12px 22px;border-radius:12px;font-weight:700;font-size:15px;text-decoration:none;border:0;cursor:pointer;transition:transform .12s,box-shadow .12s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-g{background:var(--grad);color:#fff;box-shadow:0 6px 20px -6px rgba(47,92,255,.55)}
.btn-o{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-w{background:#fff;color:var(--acc)}
.btn-lg{padding:15px 30px;font-size:16.5px}
.btn-sm{padding:9px 16px;font-size:13.5px}
#menu-t{display:none}
label.burger{display:none;font-size:26px;cursor:pointer;padding:4px 8px}
/* hero */
.hero{padding:74px 0 60px;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center}
.hero.solo .wrap{grid-template-columns:1fr;max-width:880px;text-align:left}
.kicker{display:inline-block;background:#e8ecff;color:var(--acc);font-weight:700;font-size:13px;padding:6px 14px;border-radius:999px;margin-bottom:18px;letter-spacing:.3px}
h1{font-size:clamp(32px,4.6vw,52px);line-height:1.12;letter-spacing:-.5px;font-weight:800}
h1 .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:19px;color:var(--mut);margin:20px 0 28px;max-width:60ch}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.chips{display:flex;gap:16px;flex-wrap:wrap;margin-top:22px;font-size:14px;color:var(--mut);font-weight:600}
.chips span::before{content:"✓ ";color:var(--mint);font-weight:900}
/* mock panel */
.mock{background:var(--dark);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);color:#dfe6f3;font-size:13.5px}
.mock .bar{display:flex;gap:6px;margin-bottom:14px}
.mock .bar i{width:10px;height:10px;border-radius:50%;background:#2a3346;display:block}
.mock .row{display:flex;justify-content:space-between;gap:10px;background:#161d2c;border:1px solid #232c40;border-radius:12px;padding:12px 14px;margin-bottom:9px}
.mock .row b{color:#fff}
.mock .tag{font-size:11.5px;padding:3px 9px;border-radius:999px;background:#1d2638;color:#9fb2d8}
.mock .ok{background:rgba(15,185,129,.15);color:#3ddba7}
.mock .warn{background:rgba(245,166,35,.15);color:#ffca6b}
.mock .acc{background:rgba(47,92,255,.18);color:#93aaff}
/* sections */
section{padding:58px 0}
section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-h{max-width:760px;margin-bottom:38px}
.sec-h .kicker{margin-bottom:12px}
h2{font-size:clamp(26px,3.2vw,36px);line-height:1.18;letter-spacing:-.4px;font-weight:800}
.sec-h p{color:var(--mut);font-size:17.5px;margin-top:12px}
h3{font-size:20px;font-weight:750}
/* grids & cards */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:0 1px 2px rgba(14,20,32,.04)}
.card .ic{font-size:26px;margin-bottom:12px;display:block}
.card h3{margin-bottom:8px}
.card p{color:var(--mut);font-size:15px}
.card .more{display:inline-block;margin-top:12px;font-weight:700;font-size:14px}
/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;text-align:center}
.stats div{background:#fff;border:1px solid var(--line);border-radius:var(--rs);padding:22px 10px}
.stats b{display:block;font-size:31px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stats span{font-size:13.5px;color:var(--mut);font-weight:600}
/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.plan{background:#fff;border:1.5px solid var(--line);border-radius:var(--r);padding:30px;display:flex;flex-direction:column;position:relative}
.plan.hot{border-color:var(--acc);box-shadow:0 18px 50px -18px rgba(47,92,255,.35)}
.plan .pop{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--grad);color:#fff;font-size:12px;font-weight:800;letter-spacing:.5px;padding:5px 16px;border-radius:999px}
.plan .price{font-size:42px;font-weight:800;margin:10px 0 2px}
.plan .price small{font-size:15px;color:var(--mut);font-weight:600}
.plan .per{color:var(--mut);font-size:13.5px;margin-bottom:18px}
.plan ul{list-style:none;margin:0 0 24px;flex:1}
.plan li{padding:7px 0 7px 26px;position:relative;font-size:14.5px}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--mint);font-weight:900}
.plan .btn{text-align:center}
/* tables */
.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--rs);overflow:hidden;box-shadow:0 1px 2px rgba(14,20,32,.05);font-size:14.5px}
.tbl th,.tbl td{padding:13px 15px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{background:var(--dark);color:#fff;font-size:13.5px;letter-spacing:.3px}
.tbl tr:last-child td{border-bottom:0}
.tbl td.y{color:var(--mint);font-weight:800}
.tbl td.n{color:#c33;font-weight:700}
.tbl td.hl{background:#f0f4ff;font-weight:700}
.tbl-scroll{overflow-x:auto;border-radius:var(--rs)}
/* FAQ */
details.faq{background:#fff;border:1px solid var(--line);border-radius:var(--rs);margin-bottom:12px;padding:0 22px}
details.faq summary{cursor:pointer;font-weight:700;padding:17px 0;list-style:none;position:relative;padding-right:34px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";position:absolute;right:2px;top:12px;font-size:24px;color:var(--acc);font-weight:400}
details.faq[open] summary::after{content:"–"}
details.faq .a{padding:0 0 18px;color:var(--mut);font-size:15px}
/* CTA band */
.band{background:var(--dark);border-radius:calc(var(--r) + 6px);padding:52px 40px;text-align:center;color:#fff;position:relative;overflow:hidden}
.band::before{content:"";position:absolute;inset:-40%;background:radial-gradient(600px 300px at 20% 10%,rgba(47,92,255,.35),transparent),radial-gradient(500px 260px at 85% 90%,rgba(123,59,255,.3),transparent)}
.band>*{position:relative}
.band h2{color:#fff;margin-bottom:10px}
.band p{color:#b9c3d8;margin-bottom:26px;font-size:17px}
.band .chips{justify-content:center;color:#b9c3d8}
/* testimonials */
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.quote .stars{color:var(--amber);letter-spacing:2px;margin-bottom:10px}
.quote p{font-size:15px}
.quote .who{margin-top:14px;font-size:13.5px;color:var(--mut);font-weight:700}
/* breadcrumbs */
.crumbs{font-size:13.5px;color:var(--mut);padding:18px 0 0}
.crumbs a{color:var(--mut)}
/* article */
article.doc{max-width:780px;margin:0 auto;padding:44px 0 66px}
article.doc h1{font-size:clamp(28px,3.6vw,42px);margin-bottom:14px}
article.doc .meta{color:var(--mut);font-size:14px;margin-bottom:28px}
article.doc h2{font-size:26px;margin:38px 0 12px}
article.doc h3{margin:26px 0 8px}
article.doc p{margin:0 0 16px}
article.doc ul,article.doc ol{margin:0 0 16px 24px}
article.doc li{margin-bottom:7px}
article.doc .tbl{margin:18px 0}
article.doc blockquote{border-left:4px solid var(--acc);padding:8px 18px;background:#fff;border-radius:0 var(--rs) var(--rs) 0;margin:0 0 16px;color:var(--mut)}
.tip{background:#e9f9f2;border:1px solid #bfe9d8;border-radius:var(--rs);padding:16px 20px;margin:0 0 16px;font-size:15px}
.tip b{color:#0a8a60}
/* module cards */
.mod{background:#fff;border:1px solid var(--line);border-radius:var(--rs);padding:18px 20px}
.mod h4{font-size:15.5px;margin-bottom:5px}
.mod p{font-size:13.5px;color:var(--mut)}
.mod .lvl{float:right;font-size:11px;font-weight:800;padding:3px 9px;border-radius:999px;background:#e8ecff;color:var(--acc)}
.mod .lvl.p{background:#f3e8ff;color:#7b3bff}
.mod .lvl.b{background:#e9f9f2;color:#0a8a60}
/* forms */
form.cf{display:grid;gap:14px;max-width:560px}
form.cf input,form.cf textarea,form.cf select{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:var(--rs);font:inherit;background:#fff}
form.cf input:focus,form.cf textarea:focus{outline:2px solid var(--acc);border-color:transparent}
form.cf label{font-size:13.5px;font-weight:700}
.notice{background:#e9f9f2;border:1px solid #bfe9d8;color:#0a8a60;border-radius:var(--rs);padding:14px 18px;font-weight:700;display:none}
.notice.err{background:#fdeeee;border-color:#f3c6c6;color:#b02a2a}
/* footer */
footer.site{background:var(--dark);color:#aab4c8;margin-top:70px;padding:56px 0 30px;font-size:14.5px}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:34px;margin-bottom:38px}
footer.site h4{color:#fff;font-size:13px;letter-spacing:1px;text-transform:uppercase;margin-bottom:14px}
footer.site a{color:#c6cfdf;display:block;margin-bottom:9px}
footer.site .about p{margin:12px 0;max-width:34ch}
footer.site .legal{border-top:1px solid #232c40;padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:#7e8aa3}
/* helpers */
.mt{margin-top:26px}.mb{margin-bottom:26px}.center{text-align:center}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
.check-x{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.check-x .col{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.check-x .bad li::before{content:"✕ ";color:#c33;font-weight:900}
.check-x .good li::before{content:"✓ ";color:var(--mint);font-weight:900}
.check-x ul{list-style:none}
.check-x li{padding:7px 0;font-size:15px}
@media(max-width:960px){
 .hero .wrap,.two-col,.check-x{grid-template-columns:1fr}
 .g3,.g4{grid-template-columns:repeat(2,1fr)}
 .plans{grid-template-columns:1fr}
 .stats{grid-template-columns:repeat(2,1fr)}
 footer.site .cols{grid-template-columns:1fr 1fr}
 nav.main{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;padding:12px 20px;gap:2px}
 #menu-t:checked ~ nav.main{display:flex}
 label.burger{display:block;order:3}
 .hactions .btn-o{display:none}
}
@media(max-width:560px){.g2,.g3,.g4{grid-template-columns:1fr}}