/* DTC One public site: one accent (brand blue), neutral ink, quiet surfaces. */
:root{
  --font:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  --bg:#FFFFFF;--bg-soft:#F7F8FA;--bg-tint:#F1F5FF;
  --line:#E7E9EE;--line-2:#D9DDE5;
  --ink:#0E1220;--ink-2:#414858;--ink-3:#727A8C;
  --accent:#7C3AED;--accent-d:#6D28D9;--accent-s:#F3EEFF;--pink:#DB2777;--violet:#7C3AED;--amber:#F59E0B;
  --grad:linear-gradient(120deg,#7C3AED 0%,#DB2777 100%);--grad-deep:linear-gradient(135deg,#4C1D95 0%,#6D28D9 55%,#C026D3 100%);
  --ok:#0F9D6B;--ok-s:#E7F7F0;--warn:#B76E00;--warn-s:#FFF4E0;--rose:#C2416B;--rose-s:#FDEEF3;
  --shadow-xs:0 1px 2px rgba(14,18,32,.06);
  --shadow-sm:0 2px 8px -2px rgba(14,18,32,.08),0 1px 2px rgba(14,18,32,.04);
  --shadow:0 12px 32px -12px rgba(14,18,32,.18);
  --shadow-lg:0 40px 80px -32px rgba(14,18,32,.35);
  --r-sm:10px;--r:16px;--r-lg:24px;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;font-size:16px}
a{color:inherit}
button{font:inherit;border:0;background:none;color:inherit;cursor:pointer}
img{max-width:100%;display:block}
.i{width:18px;height:18px;flex-shrink:0;display:inline-block;vertical-align:middle}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
[id]{scroll-margin-top:88px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px}
.skip:focus{left:8px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 22px;border-radius:12px;font-weight:600;font-size:15px;white-space:nowrap;text-decoration:none;transition:transform .2s var(--ease),background .2s,border-color .2s,box-shadow .2s}
.btn .i{width:17px;height:17px;transition:transform .2s var(--ease)}
.btn:hover .i{transform:translateX(3px)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 22px -10px rgba(124,58,237,.75)}
.btn-primary:hover{background:var(--accent-d)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#262c3d}
.btn-accent{background:var(--accent);color:#fff;box-shadow:0 8px 20px -8px rgba(124,58,237,.6)}
.btn-accent:hover{background:var(--accent-d)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line-2)}
.btn-ghost:hover{border-color:var(--ink-3)}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px}

/* ---------- header ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid transparent;transition:border-color .25s}
.nav.scrolled{border-bottom-color:var(--line)}
.nav .wrap{display:flex;align-items:center;gap:32px;height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}
.logo img{width:32px;height:32px}
.logo b{font-size:16px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.logo b span{color:#2563EB}
.menu{display:flex;gap:4px;font-size:14.5px;font-weight:500;color:var(--ink-2)}
.menu a{text-decoration:none;padding:8px 12px;border-radius:8px;transition:background .2s,color .2s}
.menu a:hover,.menu a[aria-current="page"]{color:var(--ink);background:var(--bg-soft)}
.nav .r{margin-left:auto;display:flex;align-items:center;gap:8px}
.lg-in{font-weight:600;font-size:14.5px;text-decoration:none;color:var(--ink-2);padding:8px 12px;border-radius:8px;white-space:nowrap}
.lg-in:hover{color:var(--ink);background:var(--bg-soft)}
.burger{display:none;width:40px;height:40px;border-radius:10px;place-items:center;border:1px solid var(--line-2)}
.burger .i{width:20px;height:20px}
.drawer{display:none}

/* ---------- reveal on scroll ---------- */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:calc(var(--d,0) * 80ms)}
.js .rv.in{opacity:1;transform:none}

/* ---------- section scaffolding ---------- */
.sec{padding:120px 0 0}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.02em}
.kicker::before{content:"";width:18px;height:3px;border-radius:2px;background:var(--grad)}
.grad-t{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.h2{font-size:clamp(30px,4vw,46px);line-height:1.1;letter-spacing:-.035em;font-weight:700;margin:14px 0 0;text-wrap:balance}
.sub{font-size:18px;color:var(--ink-2);margin-top:14px;max-width:580px;text-wrap:pretty}
.head-c{text-align:center;display:flex;flex-direction:column;align-items:center;margin-bottom:56px}
.head-c .sub{margin-left:auto;margin-right:auto}

/* ---------- footer ---------- */
.foot{margin-top:120px;border-top:1px solid var(--line);background:var(--bg-soft)}
.foot-top{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px;padding:56px 0 40px}
.foot-brand p{color:var(--ink-3);font-size:14px;margin-top:14px;max-width:300px}
.foot h4{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:14px}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:14px}
.foot ul a{text-decoration:none;color:var(--ink-2)}
.foot ul a:hover{color:var(--accent)}
.foot-co{font-size:13px;color:var(--ink-3);display:flex;flex-direction:column;gap:4px;margin-top:16px}
.foot-bot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0 32px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-3)}
.todo{background:var(--warn-s);color:var(--warn);border-radius:4px;padding:0 4px;font-weight:600}

/* ---------- document pages (legal, help) ---------- */
.doc-hero{padding:64px 0 40px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--bg-soft),#fff)}
.crumbs{display:flex;flex-wrap:wrap;gap:6px;font-size:13.5px;color:var(--ink-3);margin-bottom:18px}
.crumbs a{text-decoration:none;color:var(--ink-2)}
.crumbs a:hover{color:var(--accent)}
.crumbs span[aria-hidden]{color:var(--line-2)}
.doc-hero h1{font-size:clamp(32px,4.4vw,48px);line-height:1.1;letter-spacing:-.035em;font-weight:700;text-wrap:balance;max-width:820px}
.doc-hero p{font-size:18px;color:var(--ink-2);margin-top:14px;max-width:720px}
.doc-meta{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:20px;font-size:13.5px;color:var(--ink-3)}
.doc-meta b{color:var(--ink-2);font-weight:600}
.doc{display:grid;grid-template-columns:240px minmax(0,1fr);gap:64px;padding-top:48px;align-items:start}
.toc{position:sticky;top:96px;font-size:14px;max-height:calc(100vh - 120px);overflow:auto;padding-bottom:20px}
.toc b{display:block;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin-bottom:12px}
.toc ol{list-style:none;display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line)}
.toc a{display:block;text-decoration:none;color:var(--ink-3);padding:5px 0 5px 14px;margin-left:-1px;border-left:2px solid transparent;line-height:1.4;transition:color .2s,border-color .2s}
.toc a:hover{color:var(--ink)}
.toc a.on{color:var(--accent);border-left-color:var(--accent);font-weight:500}
.prose{max-width:760px;font-size:16.5px;color:var(--ink-2)}
.prose>*+*{margin-top:16px}
.prose h2{font-size:24px;line-height:1.3;letter-spacing:-.02em;color:var(--ink);font-weight:700;margin-top:52px;padding-top:4px}
.prose h2:first-child{margin-top:0}
.prose h2 .n{color:var(--ink-3);font-weight:500;margin-right:8px}
.prose h3{font-size:18px;color:var(--ink);font-weight:600;margin-top:30px}
.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--accent);text-underline-offset:3px}
.prose ul,.prose ol{padding-left:22px;display:flex;flex-direction:column;gap:8px}
.prose li::marker{color:var(--ink-3)}
.prose table{width:100%;border-collapse:collapse;font-size:14.5px;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:block;overflow-x:auto}
.prose th,.prose td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
.prose th{background:var(--bg-soft);color:var(--ink);font-weight:600;font-size:13.5px;white-space:nowrap}
.prose tr:last-child td{border-bottom:0}
.prose code{overflow-wrap:anywhere;font-family:ui-monospace,Consolas,monospace;font-size:.9em;background:var(--bg-soft);border:1px solid var(--line);border-radius:6px;padding:1px 6px;color:var(--ink)}
.note{display:flex;gap:12px;padding:16px 18px;border-radius:14px;background:var(--accent-s);color:var(--ink-2);font-size:15px}
.note .i{color:var(--accent);margin-top:3px}
.note.warn{background:var(--warn-s)}
.note.warn .i{color:var(--warn)}
.summary{border:1px solid var(--line);border-radius:16px;padding:22px 24px;background:var(--bg-soft)}
.summary h3{margin-top:0;font-size:16px}
.summary ul{margin-top:10px}
.steps-l{list-style:none;padding:0!important;counter-reset:st;gap:14px!important}
.steps-l>li{position:relative;padding:2px 0 0 46px;counter-increment:st}
.steps-l>li::before{content:counter(st);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:9px;background:var(--ink);color:#fff;font-size:14px;font-weight:600;display:grid;place-items:center}
.ui{display:inline-block;font-weight:600;color:var(--ink);background:#fff;border:1px solid var(--line-2);border-bottom-width:2px;border-radius:7px;padding:0 7px;font-size:.92em;white-space:nowrap}
.doc-foot{margin-top:56px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--ink-3)}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:40px}
.pn a{display:flex;flex-direction:column;gap:2px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;text-decoration:none;transition:border-color .2s,transform .2s var(--ease)}
.pn a:hover{border-color:var(--accent);transform:translateY(-2px)}
.pn small{font-size:12.5px;color:var(--ink-3)}
.pn b{font-size:15px;color:var(--ink);font-weight:600}
.pn .nx{text-align:right;grid-column:2}

/* ---------- help center ---------- */
.help-hero{padding:72px 0 56px;text-align:center;background:linear-gradient(180deg,var(--bg-tint),#fff)}
.help-hero h1{font-size:clamp(32px,4.4vw,50px);letter-spacing:-.035em;line-height:1.1;font-weight:700}
.help-hero p{color:var(--ink-2);font-size:18px;margin-top:12px}
.search{position:relative;max-width:620px;margin:28px auto 0}
.search .i{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:var(--ink-3);width:20px;height:20px}
.search input{width:100%;height:58px;border-radius:16px;border:1px solid var(--line-2);background:#fff;padding:0 18px 0 50px;font:inherit;font-size:16.5px;color:var(--ink);box-shadow:var(--shadow);transition:border-color .2s,box-shadow .2s}
.search input:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-s),var(--shadow)}
.results{max-width:620px;margin:10px auto 0;text-align:left;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.results a{display:block;padding:12px 18px;text-decoration:none;border-bottom:1px solid var(--line)}
.results a:last-child{border-bottom:0}
.results a:hover,.results a.on{background:var(--bg-soft)}
.results b{display:block;font-weight:600;font-size:15px}
.results small{color:var(--ink-3);font-size:13px}
.results p{padding:16px 18px;color:var(--ink-3);font-size:14.5px}
.cats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cat{border:1px solid var(--line);border-radius:18px;padding:22px;background:#fff;transition:border-color .2s,box-shadow .25s,transform .25s var(--ease)}
.cat:hover{border-color:var(--line-2);box-shadow:var(--shadow);transform:translateY(-3px)}
.cat-h{display:flex;align-items:center;gap:12px}
.cat-ic{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:var(--accent-s);color:var(--accent)}
.cat-ic .i{width:20px;height:20px}
.cat h2{font-size:17px;font-weight:600;letter-spacing:-.01em}
.cat p{font-size:14px;color:var(--ink-3);margin-top:8px}
.cat ul{list-style:none;margin-top:14px;display:flex;flex-direction:column;gap:4px;font-size:14.5px}
.cat ul a{display:flex;gap:8px;align-items:baseline;text-decoration:none;color:var(--ink-2);padding:3px 0}
.cat ul a::before{content:"→";color:var(--ink-3);font-size:13px;transition:transform .2s var(--ease),color .2s}
.cat ul a:hover{color:var(--accent)}
.cat ul a:hover::before{transform:translateX(3px);color:var(--accent)}
.contact-band{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:48px;padding:28px 32px;border-radius:20px;background:var(--ink);color:#fff}
.contact-band b{font-size:20px;display:block}
.contact-band span{color:#B9C0CF;font-size:15px}
.contact-band .btn{background:#fff;color:var(--ink)}
.side-list{list-style:none;display:flex;flex-direction:column;gap:2px;font-size:14px}
.side-list a{display:block;text-decoration:none;color:var(--ink-3);padding:6px 10px;border-radius:8px}
.side-list a:hover{color:var(--ink);background:var(--bg-soft)}
.side-list a[aria-current="page"]{color:var(--accent);background:var(--accent-s);font-weight:500}
.side-g{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin:18px 0 6px 10px}
.side-g:first-child{margin-top:0}

/* ---------- contact page ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
.ccard{border:1px solid var(--line);border-radius:18px;padding:22px}
.ccard .cat-ic{margin-bottom:14px}
.ccard b{display:block;font-size:16px}
.ccard p{font-size:14.5px;color:var(--ink-3);margin-top:4px}
.ccard a{color:var(--accent);font-weight:600;text-decoration:none;display:inline-block;margin-top:10px}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .menu{display:none}
  .burger{display:grid}
  .drawer{position:fixed;inset:68px 0 auto 0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:12px 16px 20px;flex-direction:column;gap:2px;z-index:49}
  .drawer.open{display:flex}
  .drawer a{padding:12px;border-radius:10px;text-decoration:none;font-weight:500}
  .drawer a:hover{background:var(--bg-soft)}
  .drawer .btn{margin-top:8px}
  .doc{grid-template-columns:minmax(0,1fr);gap:24px}
  .toc{position:static;max-height:none;border:1px solid var(--line);border-radius:14px;padding:16px 18px}
  .foot-top{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .cats,.cards-3{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .sec{padding-top:88px}
  .lg-in{display:none}
  .cats,.cards-3{grid-template-columns:1fr}
  .pn{grid-template-columns:1fr}
  .pn .nx{grid-column:1;text-align:left}
  .contact-band{padding:24px}
  .prose{font-size:16px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none}
}
@media print{.nav,.foot,.toc,.drawer{display:none}.doc{display:block}.doc-hero{background:none}}