:root{--navy:#2C425B;--navy-d:#1d2d3f;--orange:#E75827;--orange-d:#c9461a;--ink:#1b2430;--muted:#5b6778;--line:#e3e8ef;--bg:#f6f8fb;--card:#fff;--ok:#1f9d63}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}a{color:var(--orange-d)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
/* header */
.nav{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:66px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-weight:800;font-size:20px;letter-spacing:-.02em}
.brand img{height:38px;width:auto}
.nav nav{display:flex;align-items:center;gap:22px}
.nav nav a{color:var(--ink);text-decoration:none;font-weight:500;font-size:15px}
.nav nav a:hover{color:var(--orange)}
.menu-btn{display:none;background:none;border:0;font-size:26px;color:var(--navy);cursor:pointer}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:10px;font-weight:600;text-decoration:none;border:2px solid transparent;transition:.15s;font-size:15px}
.btn-primary{background:var(--orange);color:#fff!important}.btn-primary:hover{background:var(--orange-d)}
.btn-ghost{border-color:rgba(255,255,255,.45);color:#fff!important}.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn-outline{border-color:var(--navy);color:var(--navy)!important}.btn-outline:hover{background:var(--navy);color:#fff!important}
.btn-sm{padding:8px 16px;font-size:14px}
/* hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,#3b5776 0,transparent 60%),linear-gradient(160deg,var(--navy) 0,var(--navy-d) 100%);color:#fff;padding:88px 0 96px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;background:rgba(231,88,39,.16);color:#ffb391;border:1px solid rgba(231,88,39,.4);padding:4px 12px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.hero h1{font-size:clamp(34px,5vw,54px);line-height:1.08;letter-spacing:-.03em;margin:18px 0 16px}
.hero h1 span{color:var(--orange)}
.hero p.lead{font-size:19px;color:#d3dce7;max-width:560px;margin:0 0 28px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.hero .note{margin-top:16px;font-size:14px;color:#a9b7c8}
.hero-art{display:flex;justify-content:center}
.hero-art img{width:min(300px,70vw);filter:drop-shadow(0 24px 48px rgba(0,0,0,.35))}
/* sections */
section{padding:84px 0}
.alt{background:var(--bg)}
.head{text-align:center;max-width:680px;margin:0 auto 48px}
.head h2{font-size:clamp(28px,3.6vw,38px);letter-spacing:-.02em;margin:0 0 12px;color:var(--navy)}
.head p{color:var(--muted);margin:0;font-size:17px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:0 1px 2px rgba(20,30,50,.04)}
.card h3{margin:14px 0 8px;color:var(--navy);font-size:20px}
.card p{margin:0;color:var(--muted)}
.ico{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:rgba(231,88,39,.1);color:var(--orange)}
.ico svg{width:26px;height:26px}
ul.ticks{list-style:none;padding:0;margin:16px 0 0}
ul.ticks li{position:relative;padding-left:26px;margin:7px 0;color:var(--ink);font-size:15px}
ul.ticks li:before{content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;background:var(--ok) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='white' stroke-width='2'/%3E%3C/svg%3E") center/contain no-repeat}
/* product rows */
.product{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:72px}
.product:last-child{margin-bottom:0}
.product.rev .txt{order:2}
.product h3{font-size:28px;color:var(--navy);margin:10px 0 10px;letter-spacing:-.02em}
.tag{font-size:13px;font-weight:700;color:var(--orange);text-transform:uppercase;letter-spacing:.06em}
.panel{background:linear-gradient(160deg,var(--navy),var(--navy-d));border-radius:20px;padding:28px;color:#fff;min-height:260px;box-shadow:0 20px 40px rgba(28,45,63,.18)}
.panel .row{display:flex;justify-content:space-between;align-items:center;padding:12px 14px;border-radius:10px;background:rgba(255,255,255,.06);margin-bottom:10px;font-size:14px}
.pill{font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px}
.pill.ok{background:rgba(31,157,99,.2);color:#6fe0a8}.pill.bad{background:rgba(231,88,39,.22);color:#ffb391}
.stat{font-size:40px;font-weight:800;letter-spacing:-.03em}
/* pricing */
.price-card{display:flex;flex-direction:column}
.price-card.featured{border:2px solid var(--orange);position:relative}
.price-card.featured:before{content:"Most popular";position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--orange);color:#fff;font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px}
.price{font-size:36px;font-weight:800;color:var(--navy);margin:8px 0 0;letter-spacing:-.02em}
.price small{font-size:15px;font-weight:500;color:var(--muted)}
.price-card ul{flex:1}
.price-card .btn{justify-content:center;margin-top:20px}
.fine{text-align:center;color:var(--muted);font-size:14px;margin-top:22px}
/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:12px}
details summary{cursor:pointer;font-weight:600;color:var(--navy)}
details p{color:var(--muted);margin:10px 0 0}
/* cta band */
.band{background:var(--orange);color:#fff;text-align:center;padding:64px 0}
.band h2{margin:0 0 10px;font-size:32px;letter-spacing:-.02em}
.band p{margin:0 0 24px;color:#ffe6dc}
.band .btn{background:#fff;color:var(--orange-d)!important}
/* footer */
footer{background:var(--navy-d);color:#a9b7c8;padding:48px 0 28px;font-size:14px}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px}
footer h4{color:#fff;margin:0 0 12px;font-size:15px}
footer a{color:#a9b7c8;text-decoration:none;display:block;margin:6px 0}
footer a:hover{color:#fff}
footer .bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
/* doc pages */
.doc{max-width:780px;margin:0 auto;padding:56px 20px 80px}
.doc h1{color:var(--navy);font-size:38px;letter-spacing:-.02em;margin:0 0 6px}
.doc h2{color:var(--navy);font-size:22px;margin:36px 0 8px}
.doc .meta{color:var(--muted);margin-bottom:24px}
.callout{background:#fff6f2;border:1px solid #f6c7b5;border-radius:12px;padding:14px 18px;color:#7a3417;font-size:15px}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:0 0 18px 52px}
.steps li:before{content:counter(s);position:absolute;left:0;top:-2px;width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700}
code{background:var(--bg);border:1px solid var(--line);padding:1px 6px;border-radius:6px;font-size:.92em}
/* responsive */
@media (max-width:900px){
 .hero .wrap,.product{grid-template-columns:1fr}.product.rev .txt{order:0}
 .hero-art{display:none}.grid3{grid-template-columns:1fr}.grid4{grid-template-columns:1fr 1fr}
 footer .cols{grid-template-columns:1fr 1fr}
 .menu-btn{display:block}
 .nav nav{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:16px 20px;border-bottom:1px solid var(--line);gap:14px}
 .nav nav.open{display:flex}
}
@media (max-width:560px){.grid4{grid-template-columns:1fr}section{padding:64px 0}.hero{padding:64px 0 72px}}

/* ---------- mobile & installable app ---------- */
[hidden]{display:none!important}
html:not(.is-phone) .only-phone{display:none!important}
html.is-phone .only-pc{display:none!important}
html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:rgba(231,88,39,.15)}
.nav{padding-top:env(safe-area-inset-top)}
.btn-install{background:rgba(44,66,91,.08);color:var(--navy)!important;border-color:rgba(44,66,91,.18)}
.btn-install:hover{background:rgba(44,66,91,.14)}
.btn-install svg{width:16px;height:16px}
/* bottom install bar (phones) */
#install-bar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:30;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 40px rgba(20,30,50,.22);padding:12px 12px 12px 14px;display:flex;align-items:center;gap:12px;transform:translateY(160%);transition:transform .35s ease}
#install-bar.show{transform:none}
#install-bar img{width:44px;height:44px;border-radius:10px}
#install-bar .t{flex:1;min-width:0;line-height:1.3}
#install-bar .t strong{display:block;color:var(--navy);font-size:15px}
#install-bar .t span{font-size:13px;color:var(--muted)}
#install-bar .x{background:none;border:0;color:var(--muted);font-size:22px;padding:6px 8px;cursor:pointer}
/* iPhone "Add to Home Screen" sheet */
#ios-sheet{position:fixed;inset:0;z-index:40;background:rgba(15,23,34,.55);display:none;align-items:flex-end}
#ios-sheet.show{display:flex}
#ios-sheet .box{background:#fff;width:100%;border-radius:20px 20px 0 0;padding:22px 22px calc(24px + env(safe-area-inset-bottom))}
#ios-sheet h3{margin:0 0 6px;color:var(--navy)}
#ios-sheet ol{padding-left:20px;margin:12px 0 18px}#ios-sheet li{margin:10px 0}
#ios-sheet .share{display:inline-block;vertical-align:-4px;width:20px;height:20px;color:#0a84ff}
#ios-sheet .btn{width:100%;justify-content:center}
/* phone page */
.os-tabs{display:flex;gap:8px;margin:0 0 18px;flex-wrap:wrap}
.os-tabs button{flex:1;min-width:120px;padding:12px;border-radius:10px;border:2px solid var(--line);background:#fff;font:inherit;font-weight:600;color:var(--navy);cursor:pointer}
.os-tabs button[aria-selected=true]{border-color:var(--orange);background:#fff6f2}
.os-panel[hidden]{display:none}
.mode{border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin-bottom:14px;background:#fff}
.mode h3{margin:0 0 4px;color:var(--navy);font-size:18px}
.mode .sub{color:var(--muted);font-size:14px;margin:0 0 10px}
.mode ol{margin:8px 0 0;padding-left:20px}.mode li{margin:6px 0}
.badge{display:inline-block;font-size:12px;font-weight:700;padding:2px 9px;border-radius:999px;background:rgba(31,157,99,.12);color:var(--ok);margin-left:6px;vertical-align:2px}
@media (max-width:900px){
 .nav nav a{padding:6px 0;font-size:17px;width:100%}
 .nav nav .btn{width:100%;justify-content:center;padding:13px}
 .btn{min-height:46px}
 .hero .cta .btn{flex:1 1 100%;justify-content:center}
 .product{gap:28px;margin-bottom:56px}
 .panel{min-height:0}
 .price-card.featured{order:-1;margin-top:10px}
}
@media (max-width:560px){
 .grid4.stats{grid-template-columns:1fr 1fr;gap:12px}
 .grid4.stats .card{padding:18px}.grid4.stats .stat{font-size:30px}.grid4.stats p{font-size:14px}
 .head{margin-bottom:32px}.product h3{font-size:24px}
 .card{padding:22px}
 .doc{padding:40px 18px 72px}.doc h1{font-size:30px}
 footer .cols{grid-template-columns:1fr 1fr;gap:22px}footer .cols>div:first-child{grid-column:1/-1}
 body{padding-bottom:env(safe-area-inset-bottom)}
}
html.is-app .hero{padding-top:40px}