/* OUT Messenger — shared styles for Privacy, Terms, Support */
@property --a{syntax:'<angle>';inherits:false;initial-value:0deg}
:root{--void:#020308;--text:#F5F5F7;--soft:#C3C7E0;--muted:#8187A8;--link:#6B98FF;--hair:rgba(255,255,255,.10);--edge:rgba(255,255,255,.14);
  --grad:linear-gradient(90deg,#2544F4 0%,#7314F0 52%,#E713D1 100%);
  --display:-apple-system,BlinkMacSystemFont,"SF Pro Display","Inter",system-ui,sans-serif;
  --body:-apple-system,BlinkMacSystemFont,"SF Pro Text","Inter",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,monospace;color-scheme:dark}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--void);scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;min-height:100vh;color:var(--text);font:1.0625rem/1.7 var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden;background:transparent}
a{color:var(--link);text-underline-offset:3px;text-decoration-color:rgba(107,152,255,.4)}
a:hover{text-decoration-color:var(--link)}
:focus-visible{outline:2px solid var(--link);outline-offset:3px;border-radius:8px}
.wrap{max-width:1160px;margin:0 auto;padding:0 clamp(18px,4vw,40px)}
.aurora{position:fixed;inset:0;z-index:-1;pointer-events:none;background:
  radial-gradient(900px 700px at -5% -10%,rgba(37,68,244,.34),transparent 60%),
  radial-gradient(800px 700px at 105% 35%,rgba(115,20,240,.28),transparent 60%),
  radial-gradient(700px 600px at 95% 110%,rgba(120,12,40,.32),transparent 60%),#020308}

/* nav */
.nav{position:sticky;top:14px;z-index:30;margin-top:14px}
.bar{display:flex;align-items:center;justify-content:space-between;gap:14px;height:60px;padding:0 10px 0 20px;border-radius:999px;
  background:linear-gradient(160deg,rgba(255,255,255,.085),rgba(255,255,255,.025));border:1px solid var(--edge);
  -webkit-backdrop-filter:blur(22px) saturate(150%);backdrop-filter:blur(22px) saturate(150%);box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 30px 60px -30px rgba(0,0,0,.6)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}
.logo svg{width:28px;height:28px;flex:none;filter:drop-shadow(0 0 8px rgba(231,19,209,.45))}
.wm{font-family:"Poppins",-apple-system,system-ui,sans-serif;font-weight:900;font-size:1.3rem;letter-spacing:.06em;line-height:1;background:linear-gradient(90deg,#3A40F3,#7314F0 55%,#D125D8);-webkit-background-clip:text;background-clip:text;color:transparent}
.wm-sub{font-weight:700;font-size:.58rem;letter-spacing:.32em;color:#E8EAF5;align-self:flex-end;margin-bottom:.2em}
.links{display:flex;gap:4px}
.links a{color:var(--soft);text-decoration:none;font-size:.93rem;padding:8px 14px;border-radius:999px;transition:background .2s,color .2s}
.links a:hover{color:#fff;background:rgba(255,255,255,.07)}
.links a[aria-current]{color:#fff;background:rgba(255,255,255,.1);box-shadow:inset 0 0 0 1px rgba(255,255,255,.12)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 18px;border-radius:999px;background:var(--grad);color:#fff;text-decoration:none;font-weight:600;font-size:.92rem;white-space:nowrap;
  box-shadow:0 12px 34px -10px rgba(115,20,240,.55),inset 0 0 0 1px rgba(255,255,255,.18)}
.btn:hover{box-shadow:0 16px 44px -8px rgba(231,19,209,.55),inset 0 0 0 1px rgba(255,255,255,.3)}
@media (max-width:760px){.links{display:none}}
@media (max-width:380px){.wm-sub{display:none}}

/* header */
main{padding:28px 0 100px}
.crumbs{display:flex;gap:10px;font-size:.85rem;color:var(--muted);margin:28px 0 0}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:#fff}
.lhead{padding:clamp(36px,6vw,72px) 0 clamp(28px,4vw,48px);max-width:820px}
.kicker{display:inline-flex;align-items:center;gap:10px;color:var(--link);font-weight:500;margin:0 0 18px}
.kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--grad)}
h1{font-family:var(--display);font-size:clamp(2.5rem,6.4vw,4.8rem);line-height:1.02;letter-spacing:-.035em;margin:0 0 24px;
  background:linear-gradient(180deg,#fff 35%,#C7CBE6);-webkit-background-clip:text;background-clip:text;color:transparent}
.intro{color:var(--soft);font-size:clamp(1.1rem,1.6vw,1.28rem);line-height:1.6;margin:0;max-width:62ch}
.upd{display:inline-flex;align-items:center;gap:10px;margin:28px 0 0;padding:8px 14px;border-radius:999px;font-size:.86rem;color:var(--soft);border:1px solid var(--edge);background:rgba(255,255,255,.04)}
.upd .dot{width:8px;height:8px;border-radius:50%;background:#8EF0C8;box-shadow:0 0 10px #8EF0C8}

/* at a glance */
.glance{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:0 0 clamp(48px,7vw,80px)}
.gl{position:relative;isolation:isolate;display:grid;grid-template-columns:auto 1fr;column-gap:14px;row-gap:2px;align-items:center;padding:18px 20px;border-radius:20px;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}
.gl::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;z-index:-1;
  background:conic-gradient(from var(--a),rgba(255,255,255,.12) 0 62%,rgba(37,68,244,.9) 74%,rgba(231,19,209,.9) 84%,rgba(255,255,255,.12) 94%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:spin 8s linear infinite;animation-delay:var(--d,0ms)}
@keyframes spin{to{--a:360deg}}
.gi{grid-row:span 2;display:grid;place-items:center;width:44px;height:44px;border-radius:14px;color:#fff;
  background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.25),transparent 60%),linear-gradient(135deg,#2544F4,#7314F0 55%,#E713D1);box-shadow:0 10px 26px -10px rgba(115,20,240,.9),inset 0 0 0 1px rgba(255,255,255,.2)}
.gi svg{width:21px;height:21px}
.gl>*{min-width:0}
.gl b{overflow-wrap:anywhere;font-family:var(--display);font-size:1.02rem;letter-spacing:-.01em}
.gl span:last-child{font-size:.9rem;color:var(--soft);line-height:1.45}
@media (max-width:900px){.glance{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.glance{grid-template-columns:1fr}}

/* layout with table of contents */
.lgrid{display:grid;grid-template-columns:260px 1fr;gap:clamp(28px,4vw,56px);align-items:start}
.lgrid>*{min-width:0}
.lgrid.notoc{grid-template-columns:1fr;max-width:860px}
.toc{position:sticky;top:100px;padding:20px 12px 16px;border-radius:22px;border:1px solid var(--edge);background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.015));-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}
.toc p{margin:0 10px 10px;font-size:.74rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.toc ol{list-style:none;margin:0;padding:0}
.toc a{display:flex;gap:10px;padding:7px 10px;border-radius:10px;color:var(--soft);text-decoration:none;font-size:.88rem;line-height:1.35;transition:background .2s,color .2s}
.toc a span{font-family:var(--mono);font-size:.72rem;color:var(--muted);padding-top:2px}
.toc a:hover{color:#fff;background:rgba(255,255,255,.06)}
.toc a.on{color:#fff;background:linear-gradient(90deg,rgba(37,68,244,.25),rgba(115,20,240,.18))}
.toc a.on span{color:#C9B4FF}
@media (max-width:900px){.lgrid{grid-template-columns:1fr}.toc{display:none}}

/* sections */
.lsec{display:grid;grid-template-columns:auto 1fr;gap:20px;padding:28px 30px;margin:0 0 14px;border-radius:24px;border:1px solid var(--edge);
  background:linear-gradient(160deg,rgba(255,255,255,.065),rgba(255,255,255,.015));-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);transition:border-color .3s}
.lsec:target{border-color:rgba(160,120,255,.6);box-shadow:0 0 0 1px rgba(115,20,240,.4),0 20px 50px -24px rgba(115,20,240,.7)}
.lsec .num{font-family:var(--mono);font-size:.78rem;color:#C9B4FF;padding:5px 9px;height:fit-content;border-radius:8px;background:rgba(115,20,240,.14);box-shadow:inset 0 0 0 1px rgba(160,120,255,.3)}
.lsec h2{font-family:var(--display);font-size:clamp(1.25rem,2vw,1.5rem);letter-spacing:-.015em;line-height:1.2;margin:2px 0 10px}
.lsec p,.lsec li{color:var(--soft);margin:0 0 10px}
.lsec p:last-child{margin-bottom:0}
.lsec ul{list-style:none;padding:0;margin:4px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:8px 20px}
.lsec li{position:relative;padding-left:28px;margin:0}
.lsec li::before{content:"";position:absolute;left:0;top:.45em;width:16px;height:16px;border-radius:50%;background:rgba(255,59,99,.12);box-shadow:inset 0 0 0 1px rgba(255,59,99,.4)}
.lsec li::after{content:"";position:absolute;left:4px;top:calc(.45em + 7px);width:8px;height:2px;background:#FF5577;border-radius:2px}
.lsec .btn{margin-top:14px;padding:13px 22px;font-size:1rem}
@media (max-width:640px){.lsec{grid-template-columns:1fr;gap:12px;padding:22px 20px}.lsec ul{grid-template-columns:1fr}}

/* reveal */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1) var(--d,0ms),transform .7s cubic-bezier(.2,.7,.2,1) var(--d,0ms)}
.js .rv.in{opacity:1;transform:none}

/* footer */
footer.site{padding:0 0 40px}
footer.site .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;padding-top:32px;border-top:1px solid var(--hair);color:var(--muted);font-size:.88rem}
footer.site nav{display:flex;flex-wrap:wrap;gap:22px}
footer.site a{color:var(--soft);text-decoration:none}
footer.site a:hover{color:#fff}
footer.site .note{flex-basis:100%;margin:0;font-size:.8rem;color:#5C5F69}

@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none !important;transition:none !important}.js .rv{opacity:1;transform:none}}

.copy-bar{flex-basis:100%;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 24px;margin-top:6px;padding-top:18px;border-top:1px solid rgba(255,255,255,.08);font-size:.85rem;color:#8187A8}
.copy-bar .cb-r{color:#5C5F69}
.copy-bar a{color:#8187A8;text-decoration:none}
.copy-bar a:hover{color:#fff}