/* ArtKDev — общий стиль. Палитра и шрифт сохранены с исходного лендинга (#E5A354, Assistant). */
:root{--amber:#E5A354;--amber-d:#A96D14;--amber-l:#FDF4E6;--sand:#F6EEE1;--ink:#2C2317;--body:#5E5243;--muted:#8A7B65;--line:#E9DFCE;--bg:#FFFCF7;--ok:#2F7D4F;--bad:#B3261E;--focus:#1F5FBF}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:'Assistant','Manrope',system-ui,sans-serif;background:var(--bg);color:var(--body);font-size:17px;line-height:1.66;-webkit-font-smoothing:antialiased;overflow-x:hidden}
html[lang="ru"] body{font-family:'Manrope',system-ui,sans-serif;font-size:16.5px}
a{color:var(--amber-d)}
img{max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.skip{position:absolute;inset-inline-start:-9999px;top:8px;background:#fff;padding:8px 14px;z-index:99;border-radius:8px}
.skip:focus{inset-inline-start:12px}
.wrap{max-width:1060px;margin:0 auto;padding:0 20px}
.narrow{max-width:720px}
section{padding:56px 0}
h1{font-size:40px;font-weight:800;color:var(--ink);line-height:1.18;letter-spacing:-.4px;margin-bottom:14px}
h2{font-size:28px;font-weight:800;color:var(--ink);line-height:1.24;margin-bottom:10px}
h3,.h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:6px;line-height:1.35}
p{margin-bottom:12px}
.sub2{font-size:17px;color:var(--muted);margin-bottom:28px}

.draftbar{background:#3B2A10;color:#FFE7C2;text-align:center;font-size:14px;font-weight:700;padding:6px 12px}
.draftbar.ok{background:#E9DFCE;color:#5E5243}

/* header */
.top{background:var(--bg);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.bar{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;color:var(--ink);letter-spacing:.05em;font-size:15px;text-decoration:none;white-space:nowrap}
.logo i{width:22px;height:22px;border-radius:50%;background:var(--amber);display:block}
.logo.sm{font-size:13px}.logo.sm i{width:16px;height:16px}
.actions{display:flex;align-items:center;gap:8px}
.lang{color:var(--ink);text-decoration:none;font-weight:700;font-size:14.5px;padding:8px 12px;border-radius:9px;border:1.5px solid transparent}
.lang:hover{border-color:var(--line)}
.top a.b{display:inline-flex;align-items:center;gap:6px;background:#fff;color:var(--ink);text-decoration:none;font-weight:700;font-size:14.5px;padding:8px 14px;border-radius:9px;border:1.5px solid var(--line)}
.top a.b:hover{border-color:var(--amber)}
.nav{display:flex;gap:4px;overflow-x:auto;padding-bottom:8px;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{white-space:nowrap;color:var(--body);text-decoration:none;font-weight:600;font-size:15px;padding:6px 12px;border-radius:99px}
.nav a:hover{background:var(--sand);color:var(--ink)}
.nav a[aria-current="page"]{background:var(--amber-l);color:var(--ink);box-shadow:inset 0 0 0 1px var(--amber)}

/* breadcrumbs */
.crumbs{padding-top:18px}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;font-size:14px;color:var(--muted)}
.crumbs li+li::before{content:"/";margin-inline-end:6px;color:var(--line)}
.crumbs a{color:var(--muted)}

/* hero */
.hero{background:var(--sand);border-bottom:1px solid var(--line);padding:52px 0 0;overflow:hidden}
.hgrid{display:grid;grid-template-columns:1fr 320px;gap:44px;align-items:end}
.tag{display:inline-block;background:#fff;color:var(--amber-d);font-weight:700;font-size:13.5px;padding:6px 14px;border-radius:99px;margin-bottom:18px;border:1px solid var(--line)}
.hero h1{font-size:44px}
.hero h1 em,h1 em{font-style:normal;background:linear-gradient(transparent 62%,rgba(229,163,84,.5) 62%)}
.hero .sub{font-size:19px;max-width:40ch;margin-bottom:26px}
.hint{font-size:14.5px;color:var(--muted);margin:12px 0 40px}
.heroimg img{width:320px;height:300px;object-fit:cover;object-position:center 20%;border-radius:18px 18px 0 0;display:block;border:1px solid var(--line);border-bottom:none}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--amber);color:#2C2317;font-weight:700;font-size:17px;text-decoration:none;padding:13px 28px;border-radius:11px;box-shadow:0 3px 0 var(--amber-d);border:0;cursor:pointer;font-family:inherit}
.btn:hover{filter:brightness(1.05)}
.btn.ghost{background:#fff;box-shadow:inset 0 0 0 1.5px var(--line)}
.btn[disabled]{opacity:.6;cursor:progress}
.ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.ctas .btn+.btn{background:#fff;box-shadow:inset 0 0 0 1.5px var(--line)}

/* page head */
.phead{padding:28px 0 40px;border-bottom:1px solid var(--line)}
.phead .lead{font-size:19px;color:var(--ink);max-width:62ch}
.phead p{max-width:68ch}

/* cards */
.g{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.cols{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.c{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;position:relative}
.c p{margin:0;font-size:16px;color:#6E614F}
a.c{text-decoration:none;display:flex;flex-direction:column;gap:6px;transition:border-color .15s, transform .15s}
a.c:hover{border-color:var(--amber);transform:translateY(-1px)}
a.c .more{margin-top:auto;padding-top:10px;font-weight:700;color:var(--amber-d);font-size:15px}
.c .ic{width:34px;height:34px;border-radius:50%;background:var(--amber);color:#2C2317;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;margin-bottom:8px}
.badge{position:absolute;inset-inline-end:12px;top:12px;font-size:12px;font-weight:700;background:#3B2A10;color:#FFE7C2;border-radius:6px;padding:2px 8px}
.safe{border-inline-start:4px solid var(--amber)}

.ticks{list-style:none;display:grid;gap:8px}
.ticks li{position:relative;padding-inline-start:26px}
.ticks li::before{content:"";position:absolute;inset-inline-start:0;top:.55em;width:12px;height:12px;border-radius:50%;background:var(--amber)}

.steps{list-style:none;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.tr{display:grid;grid-template-columns:56px 1fr;gap:14px;padding:18px 22px;border-top:1px solid var(--line)}
.tr:first-child{border-top:none}
.tr .n{font-size:24px;font-weight:800;color:var(--amber);line-height:1.2}
.tr p{margin:0;font-size:16px;color:#6E614F}
.sandsec{background:var(--sand);border-block:1px solid var(--line)}

.example{background:var(--amber-l);border:1px solid var(--line);border-inline-start:4px solid var(--amber);border-radius:12px;padding:18px 20px;margin:4px 0 32px}
.example p{margin:0;color:var(--ink)}
.example figcaption{font-size:13.5px;color:var(--muted);margin-top:8px}
.terms{display:grid;gap:8px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));margin-bottom:12px}
.terms div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px}
.terms dt{font-size:13px;color:var(--muted)}.terms dd{font-weight:700;color:var(--ink)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin-bottom:8px}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink)}
.faq details p{margin:8px 0 0}
.upd{font-size:14px;color:var(--muted);margin-top:24px}

.about{display:grid;grid-template-columns:180px 1fr;gap:32px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px}
.about img{width:180px;height:210px;border-radius:14px;object-fit:cover}
.about .nm{font-size:23px;margin:0}
.about .rl{font-size:15px;color:var(--muted);margin-bottom:14px}

.final{background:var(--amber);text-align:center;border-block:1px solid var(--amber-d)}
.final h2{color:#2C2317}
.final .sub2{color:rgba(44,35,23,.78);max-width:46ch;margin:0 auto 24px}
.final .btn{background:#fff;color:#2C2317;box-shadow:0 3px 0 rgba(44,35,23,.24)}

/* forms */
.formsec{background:#fff;border-block:1px solid var(--line)}
.lead{display:grid;gap:14px;margin-top:8px}
.fld{display:grid;gap:4px}
.fld label{font-weight:700;color:var(--ink);font-size:15.5px}
.fld label small{font-weight:400;color:var(--muted)}
.fld input,.fld textarea,.fld select{font:inherit;color:var(--ink);background:var(--bg);border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;width:100%}
.fld input:focus,.fld textarea:focus,.fld select:focus{border-color:var(--amber);outline:none;box-shadow:0 0 0 3px rgba(229,163,84,.35)}
.fld[data-invalid] input,.fld[data-invalid] textarea,.fld[data-invalid] select{border-color:var(--bad)}
.fld .hint{color:var(--muted);font-size:13.5px}
.fld .err{color:var(--bad);font-size:13.5px;min-height:0}
.fld.check{grid-template-columns:22px 1fr;align-items:start;column-gap:10px}
.fld.check input{width:20px;height:20px;margin-top:3px;accent-color:var(--amber-d)}
.fld.check label{font-weight:400;font-size:15px}
.fld.check .err{grid-column:2}
.hp{position:absolute;inset-inline-start:-9999px;width:1px;height:1px;overflow:hidden}
.note{font-size:14.5px;background:var(--sand);border-radius:10px;padding:10px 14px;color:var(--body)}
.note.warn{background:#FFF1D6;border:1px solid var(--amber);color:#5A3D0C;font-weight:600}
.status{font-weight:700;min-height:1.6em}
.status.ok{color:var(--ok)}.status.bad{color:var(--bad)}
.orwa{margin-top:16px;color:var(--muted)}

/* footer */
.foot{padding:28px 0 36px;font-size:14.5px;color:var(--muted);border-top:1px solid var(--line)}
.frow{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;margin-bottom:10px}
.frow nav{display:flex;flex-wrap:wrap;gap:6px 16px}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--ink)}
.social{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.social a{border:1px solid var(--line);border-radius:99px;padding:5px 14px;background:#fff}
.nf{padding:24px 0;border-bottom:1px solid var(--line)}
.nf:last-child{border:0}

@media(max-width:860px){
 .hgrid{grid-template-columns:1fr;gap:20px}
 .heroimg img{width:100%;max-width:340px;height:240px;border-radius:18px;border-bottom:1px solid var(--line)}
 .hint{margin-bottom:8px}
 .hero{padding-bottom:32px}
}
@media(max-width:640px){
 body{font-size:16.5px}
 h1,.hero h1{font-size:31px}
 h2{font-size:24px}
 .hero .sub,.phead .lead{font-size:17.5px}
 section{padding:42px 0}
 .wrap{padding:0 16px}
 .about{grid-template-columns:1fr;padding:22px;gap:18px}
 .about img{width:140px;height:160px}
 .ctas .btn,.hero .btn,.final .btn{width:100%}
 .top a.b span{display:none}
 .tr{grid-template-columns:40px 1fr;padding:16px}
 .cols,.g{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
.fld .err:empty{display:none}