:root{
  --red:#d92632; --red-dark:#b71c27; --red-soft:#fdeeef;
  --ink:#101425; --muted:#5b6172; --faint:#8a90a3;
  --bg:#ffffff; --bg-alt:#f7f8fa; --line:#e7e9f0; --card:#ffffff;
  --radius:14px; --shadow:0 6px 24px rgba(16,20,37,.06);
  --shadow-lg:0 16px 48px rgba(16,20,37,.10);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img,svg{vertical-align:middle}
a{color:inherit;text-decoration:none}
.container{max-width:1160px;margin:0 auto;padding:0 24px}
/* ---------- top bar ---------- */
.topbar{background:var(--ink);color:#cfd3e0;font-size:13px;padding:8px 0}
.topbar .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.topbar b{color:#fff;font-weight:600}
.topbar a{color:#fff}
/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.navwrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.02em}
.logo .kub{color:var(--red)}
.logo small{display:block;font-size:9.5px;font-weight:600;color:var(--faint);letter-spacing:.14em;text-transform:uppercase}
nav.main{display:flex;align-items:center;gap:26px;font-size:14.5px;font-weight:500;color:var(--muted)}
nav.main>a:hover,nav.main .drop>a:hover{color:var(--ink)}
nav.main a.active{color:var(--red);font-weight:600}
.drop{position:relative}
.drop>a::after{content:"▾";font-size:10px;margin-left:5px;color:var(--faint)}
.dropmenu{position:absolute;top:100%;left:-16px;padding-top:14px;display:none;min-width:280px}
.drop:hover .dropmenu{display:block}
.dropmenu ul{list-style:none;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);padding:10px;max-height:70vh;overflow:auto}
.dropmenu a{display:block;padding:9px 14px;border-radius:8px;font-size:14px;color:var(--ink)}
.dropmenu a:hover{background:var(--bg-alt);color:var(--red)}
.dropmenu .sep{border-top:1px solid var(--line);margin:8px 6px}
.btn{display:inline-block;padding:13px 26px;border-radius:10px;font-weight:600;font-size:15px;transition:.18s;border:1px solid transparent;cursor:pointer}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(217,38,50,.25)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--ink)}
.btn-sm{padding:10px 20px;font-size:14px}
.mobtoggle{display:none;background:none;border:none;font-size:26px;cursor:pointer;color:var(--ink)}
/* ---------- hero ---------- */
.hero{padding:88px 0 72px;background:linear-gradient(180deg,#fff 0%,#fbfbfd 100%)}
.hero .grid{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--red);background:var(--red-soft);padding:7px 14px;border-radius:999px;margin-bottom:22px}
h1{font-size:clamp(34px,4.6vw,54px);line-height:1.08;letter-spacing:-.03em;font-weight:800}
h1 .accent{color:var(--red)}
.lead{font-size:18px;color:var(--muted);margin:22px 0 30px;max-width:560px}
.herocta{display:flex;gap:14px;flex-wrap:wrap}
.trustline{margin-top:26px;font-size:14px;color:var(--faint)}
/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.stat{background:#fff;padding:26px 18px;text-align:center}
.stat b{display:block;font-size:30px;font-weight:800;letter-spacing:-.02em}
.stat b span{color:var(--red)}
.stat small{color:var(--muted);font-size:13px}
/* ---------- sections ---------- */
section{padding:76px 0}
section.alt{background:var(--bg-alt)}
.sechead{max-width:640px;margin-bottom:44px}
.sechead.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--red);margin-bottom:10px}
h2{font-size:clamp(26px,3.2vw,38px);letter-spacing:-.025em;line-height:1.15;font-weight:800}
.sechead p{color:var(--muted);margin-top:14px;font-size:16.5px}
h3{font-size:19px;font-weight:700;letter-spacing:-.01em}
/* ---------- cards ---------- */
.cards{display:grid;gap:20px}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.cards.c4{grid-template-columns:repeat(4,1fr)}
.cards.c2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.2s}
.card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:#dfe2ec}
.card .icon{width:44px;height:44px;border-radius:11px;background:var(--red-soft);color:var(--red);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card p{color:var(--muted);font-size:14.5px;margin-top:8px}
.card .more{display:inline-block;margin-top:14px;font-size:14px;font-weight:600;color:var(--red)}
.card .more:hover{text-decoration:underline}
/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.step .num{width:38px;height:38px;border-radius:50%;background:var(--ink);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:15px}
.step p{color:var(--muted);font-size:14.5px;margin-top:8px}
/* ---------- pricing ---------- */
.pricebox{background:var(--ink);color:#fff;border-radius:20px;padding:56px;display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.pricebox h2{color:#fff}
.pricebox p{color:#b9becf;margin-top:14px}
.pricebox ul{list-style:none;margin-top:20px}
.pricebox li{padding:7px 0;color:#dfe2ee;font-size:15px}
.pricebox li::before{content:"✓";color:#ff6b74;font-weight:700;margin-right:10px}
.pricecard{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:16px;padding:34px;text-align:center}
.pricecard .tag{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#ff8a91}
.pricecard .big{font-size:34px;font-weight:800;margin:12px 0 6px}
.pricecard p{font-size:14px;color:#b9becf;margin-bottom:22px}
/* ---------- testimonials ---------- */
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.quote .starsrow{color:#f5a623;letter-spacing:2px;margin-bottom:14px}
.quote p{font-size:15px;color:#2a2f42}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:18px}
.quote .avatar{width:42px;height:42px;border-radius:50%;background:var(--red-soft);color:var(--red);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:14px}
.quote .who b{display:block;font-size:14.5px}
.quote .who small{color:var(--faint);font-size:13px}
/* ---------- article/prose ---------- */
.prose{max-width:760px;margin:0 auto}
.prose h2{font-size:27px;margin:44px 0 16px}
.prose h3{font-size:20px;margin:32px 0 12px}
.prose p{margin:16px 0;color:#2c3146;font-size:16.5px}
.prose ul,.prose ol{margin:16px 0 16px 24px;color:#2c3146}
.prose li{margin:8px 0}
.prose strong{color:var(--ink)}
.prose blockquote{border-left:3px solid var(--red);padding:6px 0 6px 20px;margin:24px 0;color:var(--muted);font-style:italic}
.prose table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.prose th{background:var(--bg-alt);font-weight:600}
.artmeta{display:flex;gap:14px;align-items:center;color:var(--faint);font-size:14px;margin:18px 0 8px;flex-wrap:wrap}
.artmeta .cat{background:var(--red-soft);color:var(--red);font-weight:600;padding:4px 12px;border-radius:999px;font-size:12.5px}
/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:12px;overflow:hidden}
.faq summary{padding:18px 22px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;font-size:15.5px}
.faq summary::after{content:"+";font-size:20px;color:var(--red);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq .a{padding:0 22px 18px;color:var(--muted);font-size:15px}
/* ---------- forms ---------- */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fgroup{margin-bottom:16px}
.fgroup label{display:block;font-size:13.5px;font-weight:600;margin-bottom:7px}
.fgroup input,.fgroup select,.fgroup textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:9px;font-family:inherit;font-size:15px;background:#fbfbfd;transition:.15s}
.fgroup input:focus,.fgroup select:focus,.fgroup textarea:focus{outline:none;border-color:var(--red);background:#fff;box-shadow:0 0 0 3px rgba(217,38,50,.08)}
.fnote{font-size:12.5px;color:var(--faint);margin-top:12px}
/* ---------- CTA band ---------- */
.ctaband{background:linear-gradient(120deg,var(--red) 0%,#a4141f 100%);border-radius:20px;padding:56px;text-align:center;color:#fff}
.ctaband h2{color:#fff}
.ctaband p{color:#ffd8db;margin:14px auto 28px;max-width:520px}
.ctaband .btn{background:#fff;color:var(--red)}
.ctaband .btn:hover{transform:translateY(-1px);box-shadow:0 10px 26px rgba(0,0,0,.2)}
/* ---------- breadcrumbs ---------- */
.crumbs{font-size:13.5px;color:var(--faint);padding:22px 0 0}
.crumbs a:hover{color:var(--red)}
/* ---------- footer ---------- */
footer.site{background:var(--ink);color:#a9aec0;padding:64px 0 28px;margin-top:40px;font-size:14.5px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
footer.site h4{color:#fff;font-size:14px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px}
footer.site ul{list-style:none}
footer.site li{margin:9px 0}
footer.site a:hover{color:#fff}
.fbottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#7c8296}
/* ---------- misc ---------- */
.tagrow{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.tagrow span{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 16px;font-size:13.5px;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.checklist{list-style:none;margin-top:18px}
.checklist li{padding:8px 0 8px 30px;position:relative;color:#2c3146;font-size:15.5px}
.checklist li::before{content:"";position:absolute;left:0;top:13px;width:18px;height:18px;border-radius:50%;background:var(--red-soft) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23d92632" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>') center/10px no-repeat}
.pagehero{padding:64px 0 56px;background:linear-gradient(180deg,#fff,#fbfbfd)}
.pagehero h1{font-size:clamp(30px,4vw,44px)}
.pagehero .lead{margin-bottom:0}
@media(max-width:960px){
  .hero .grid,.split,.pricebox{grid-template-columns:1fr}
  .cards.c3,.cards.c4,.steps{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(3,1fr)}
  .fgrid{grid-template-columns:1fr 1fr}
  nav.main{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:16px 24px;border-bottom:1px solid var(--line);gap:4px}
  nav.main.open{display:flex}
  nav.main a{padding:10px 0}
  .dropmenu{position:static;display:block;padding:0 0 0 16px}
  .dropmenu ul{border:none;box-shadow:none;padding:0}
  .mobtoggle{display:block}
  .navcta{display:none}
}
@media(max-width:600px){
  .cards.c3,.cards.c4,.steps,.frow,.cards.c2{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .pricebox,.ctaband{padding:34px 26px}
  section{padding:56px 0}
}