/* SkyVerge Help Center — "Orbit" design system. Plain CSS, no build step. */
:root{
  --bg:#05070d; --bg2:#0a0f1d; --panel:rgba(255,255,255,.04); --panel-solid:#0d1220; --panel-hi:rgba(255,255,255,.07);
  --line:rgba(130,170,255,.15); --line-strong:rgba(130,170,255,.3);
  --text:#eef2f9; --dim:#9aa7c2; --faint:#6b7690;
  --accent:#3b9eff; --accent2:#7bd3ff; --violet:#8b7bff; --mint:#34e0b0; --danger:#ff5d73; --warn:#ffb84d;
  --on-accent:#04101f; --aurora-op:.55; --shadow:0 20px 60px rgba(0,0,0,.45);
  --r-lg:22px; --r-md:14px; --r-sm:10px;
  --f-display:'Manrope','Inter',system-ui,sans-serif; --f-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  color-scheme:dark;
}
[data-theme=light]{
  --bg:#f4f7ff; --bg2:#eaf0ff; --panel:rgba(255,255,255,.75); --panel-solid:#fff; --panel-hi:#fff;
  --line:rgba(30,60,130,.13); --line-strong:rgba(30,60,130,.28);
  --text:#0b1530; --dim:#4a5775; --faint:#7683a3; --on-accent:#fff; --accent:#1d7fe6; --accent2:#0ea5e9;
  --aurora-op:.35; --shadow:0 18px 50px rgba(30,60,130,.14); color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.6 var(--f-body);-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden}
main{flex:1}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(2rem,4.4vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:700}
h3{font-size:1.1rem;font-weight:700}
p{margin:0 0 1em}
a{color:var(--accent2);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.ic{flex:none}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
.narrow{width:min(780px,100% - 40px)}
.muted{color:var(--dim)}
.grad{background:linear-gradient(100deg,var(--accent),var(--accent2) 45%,var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.skip{position:absolute;left:-999px;top:8px;background:var(--accent);color:var(--on-accent);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
.hp{position:absolute!important;left:-9999px;opacity:0;height:0;width:0}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.row.center{justify-content:center}

/* aurora backdrop */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;background:var(--bg)}
.aurora i{position:absolute;width:60vmax;height:60vmax;border-radius:50%;filter:blur(90px);opacity:var(--aurora-op);animation:drift 26s ease-in-out infinite alternate}
.aurora i:nth-child(1){background:radial-gradient(circle,#1c6dff,transparent 65%);top:-30vmax;left:-12vmax}
.aurora i:nth-child(2){background:radial-gradient(circle,#7a4dff,transparent 65%);top:-18vmax;right:-22vmax;animation-delay:-8s}
.aurora i:nth-child(3){background:radial-gradient(circle,#0fc2c0,transparent 65%);top:34vmax;left:30vw;opacity:calc(var(--aurora-op)*.5);animation-delay:-15s}
.aurora::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;opacity:.35;mask-image:radial-gradient(70% 55% at 50% 0%,#000,transparent 75%);-webkit-mask-image:radial-gradient(70% 55% at 50% 0%,#000,transparent 75%)}
@keyframes drift{to{transform:translate(6vmax,5vmax) scale(1.12)}}
@media (prefers-reduced-motion:reduce){.aurora i{animation:none}*{scroll-behavior:auto!important}}

/* header */
.top{position:sticky;top:0;z-index:40;backdrop-filter:saturate(1.4) blur(16px);-webkit-backdrop-filter:saturate(1.4) blur(16px);background:color-mix(in srgb,var(--bg) 62%,transparent);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font:700 1.05rem var(--f-display);color:var(--text);letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand img{filter:drop-shadow(0 0 10px rgba(59,158,255,.55))}
[data-theme=light] .brand img{filter:invert(1) brightness(.2) drop-shadow(0 0 6px rgba(59,158,255,.4))}
.brand b{color:var(--accent2);font-weight:700}
.top-nav{display:flex;gap:6px;margin-left:12px}
.top-nav a{white-space:nowrap;color:var(--dim);padding:8px 12px;border-radius:10px;font-weight:500;font-size:.94rem}
.top-nav a:hover{color:var(--text);background:var(--panel);text-decoration:none}
.top-actions{margin-left:auto;display:flex;gap:10px;align-items:center}
.kbd-btn{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);color:var(--dim);padding:8px 12px;border-radius:12px;cursor:pointer;font:500 .88rem var(--f-body);min-width:210px}
.kbd-btn:hover{border-color:var(--line-strong);color:var(--text)}
.kbd-btn span{flex:1;text-align:left}
kbd{font:600 .7rem var(--f-body);border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:6px;padding:1px 6px;color:var(--dim)}
.icon-btn{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:var(--panel);color:var(--dim);cursor:pointer}
.icon-btn:hover{color:var(--text);border-color:var(--line-strong)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 .95rem var(--f-body);padding:11px 18px;border-radius:12px;border:1px solid transparent;cursor:pointer;color:var(--text);background:transparent;transition:transform .15s,box-shadow .2s,background .2s,border-color .2s;text-decoration:none!important}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:var(--on-accent);box-shadow:0 8px 26px -8px var(--accent)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 30px -8px var(--accent)}
.btn-ghost{background:var(--panel);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--line-strong);background:var(--panel-hi)}
.btn-sm{padding:8px 13px;font-size:.88rem;border-radius:10px}
.btn-lg{padding:14px 24px;font-size:1rem}
.btn-block{display:flex;width:100%;margin-top:10px}
.btn-danger{background:rgba(255,93,115,.12);border-color:rgba(255,93,115,.4);color:var(--danger)}
.linkbtn{background:none;border:0;padding:0;color:var(--accent2);cursor:pointer;font:inherit;text-decoration:underline}
:focus-visible{outline:2px solid var(--accent2);outline-offset:2px}

/* hero */
.hero{padding:clamp(54px,9vw,110px) 0 28px;text-align:center}
.hero h1{max-width:15ch;margin:18px auto 14px}
.lead{font-size:1.12rem;color:var(--dim);max-width:60ch}
.hero .lead{margin:0 auto 30px}
.pill{display:inline-flex;align-items:center;gap:9px;padding:6px 14px;border-radius:999px;border:1px solid var(--line);background:var(--panel);font-size:.84rem;color:var(--dim);font-weight:500}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--faint)}
.dot.on{background:var(--mint);box-shadow:0 0 0 0 rgba(52,224,176,.6);animation:ping 2s infinite}
.dot.wait{background:var(--warn);animation:ping 1.2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 8px rgba(52,224,176,0)}100%{box-shadow:0 0 0 0 rgba(52,224,176,0)}}
.hero-search{position:relative;display:flex;align-items:center;gap:12px;max-width:680px;margin:0 auto;padding:8px 8px 8px 20px;background:var(--panel-solid);border:1px solid var(--line-strong);border-radius:18px;box-shadow:var(--shadow),0 0 0 6px color-mix(in srgb,var(--accent) 8%,transparent)}
.hero-search:focus-within{border-color:var(--accent)}
.hero-search input{flex:1;background:none;border:0;outline:0;color:var(--text);font:500 1.05rem var(--f-body);min-width:0;padding:10px 0}
.hero-search .ic{color:var(--dim)}
.suggest{position:absolute;left:0;right:0;top:calc(100% + 10px);background:var(--panel-solid);border:1px solid var(--line-strong);border-radius:16px;box-shadow:var(--shadow);padding:6px;text-align:left;z-index:5}
.chips{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:22px}
.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 15px;border-radius:999px;border:1px solid var(--line);background:var(--panel);color:var(--text);font:500 .9rem var(--f-body);cursor:pointer;text-decoration:none!important}
.chip:hover{border-color:var(--accent);background:var(--panel-hi)}

/* sections / cards */
.block{padding:56px 0 8px}.block.tight{padding-top:20px}
.sec-head{margin-bottom:24px}.sec-head h2{margin-bottom:4px}
.card{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.spot{overflow:hidden;transition:transform .2s,border-color .2s;color:var(--text);display:block;text-decoration:none!important}
.spot::before{content:"";position:absolute;inset:0;background:radial-gradient(380px circle at var(--mx,50%) var(--my,0%),color-mix(in srgb,var(--c,var(--accent)) 24%,transparent),transparent 65%);opacity:0;transition:opacity .25s;pointer-events:none}
.spot:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--c,var(--accent)) 55%,transparent)}
.spot:hover::before{opacity:1}
.spot>*{position:relative}
.bento{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.prod{min-height:220px;display:flex;flex-direction:column}
.prod.span2{grid-column:span 2}
.prod h3{font-size:1.4rem;margin-top:18px}
.prod p{color:var(--dim);flex:1}
.prod-foot{display:flex;align-items:center;gap:8px;font-weight:600;font-size:.88rem;color:var(--c)}
.prod-ic{display:grid;place-items:center;width:52px;height:52px;border-radius:15px;color:var(--c);background:color-mix(in srgb,var(--c) 14%,transparent);border:1px solid color-mix(in srgb,var(--c) 40%,transparent);box-shadow:0 0 28px -6px var(--c)}
.prod-ic.big{width:68px;height:68px;border-radius:20px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.art h3{font-size:1.05rem;margin:12px 0 6px}.art p{color:var(--dim);font-size:.93rem;margin:0}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;font:600 .74rem var(--f-body);color:var(--c,var(--accent2));background:color-mix(in srgb,var(--c,var(--accent)) 14%,transparent);border:1px solid color-mix(in srgb,var(--c,var(--accent)) 35%,transparent);letter-spacing:.02em}
.help-band{display:grid;grid-template-columns:1fr 2.2fr;gap:30px;align-items:center;padding:34px;border-radius:28px;border:1px solid var(--line-strong);background:linear-gradient(135deg,color-mix(in srgb,var(--accent) 12%,transparent),color-mix(in srgb,var(--violet) 10%,transparent));margin-bottom:30px}
.channels{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.channel{background:var(--panel-solid);border:1px solid var(--line);border-radius:18px;padding:20px;text-align:left;cursor:pointer;font:inherit;color:var(--text);display:flex;flex-direction:column;gap:6px}
.channel .ic{color:var(--accent2);margin-bottom:6px}.channel span{color:var(--dim);font-size:.88rem}

/* page heads */
.pg-head{padding:42px 0 6px}
.pg-head h1{font-size:clamp(1.8rem,3.4vw,2.6rem)}
.ph{display:flex;gap:20px;align-items:center;margin:18px 0}.ph h1{margin:0 0 4px}.ph .lead{margin:0}
.crumbs{font-size:.86rem;color:var(--faint);margin-bottom:14px}.crumbs span{margin:0 4px}.crumbs a{color:var(--dim)}
.inline-search{display:flex;align-items:center;gap:10px;max-width:520px;background:var(--panel-solid);border:1px solid var(--line);border-radius:14px;padding:4px 14px}
.inline-search:focus-within{border-color:var(--accent)}
.inline-search input{flex:1;background:none;border:0;outline:0;color:var(--text);font:inherit;padding:11px 0}
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.cat h3{padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:8px}
.linklist{list-style:none;margin:0;padding:0}
.linklist a{display:flex;gap:10px;align-items:flex-start;padding:9px 6px;border-radius:10px;color:var(--text);font-weight:500;font-size:.95rem}
.linklist a:hover{background:var(--panel-hi);text-decoration:none;color:var(--c,var(--accent2))}
.linklist .ic{color:var(--c,var(--accent2));margin-top:2px}
.cta-strip{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:24px;color:var(--dim)}
.empty{text-align:center;padding:44px 24px}

/* article */
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;padding:42px 0 20px;align-items:start}
.article h1{font-size:clamp(1.8rem,3.4vw,2.6rem)}
.meta{color:var(--faint);font-size:.88rem}
.prose{font-size:1.04rem;line-height:1.75;margin:26px 0 34px}
.prose h3,.prose h4{margin:1.8em 0 .5em}.prose h3{font-size:1.3rem}
.prose ul,.prose ol{padding-left:1.3em}.prose li{margin:.35em 0}
.prose code{background:var(--panel-hi);border:1px solid var(--line);padding:1px 6px;border-radius:6px;font-size:.88em}
.prose pre{background:var(--panel-solid);border:1px solid var(--line);padding:16px;border-radius:12px;overflow:auto}.prose pre code{background:none;border:0;padding:0}
.prose blockquote{margin:1.2em 0;padding:12px 18px;border-left:3px solid var(--c,var(--accent));background:color-mix(in srgb,var(--c,var(--accent)) 8%,transparent);border-radius:0 12px 12px 0;color:var(--text)}
.prose a{text-decoration:underline;text-underline-offset:3px}
.side{position:sticky;top:90px;display:grid;gap:16px}.side-card{padding:20px}.side-card h4{margin-bottom:6px}
.vote{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:16px 20px}.vote-btns{display:flex;gap:8px}.vote-thanks{margin:0}

/* forms */
.form{display:grid;gap:16px}
label{display:grid;gap:6px;font-weight:600;font-size:.88rem;color:var(--dim)}
input,select,textarea{font:400 1rem var(--f-body);color:var(--text);background:var(--panel-solid);border:1px solid var(--line);border-radius:12px;padding:12px 14px;width:100%;outline:0;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 16%,transparent)}
textarea{resize:vertical}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.notice{padding:12px 16px;border-radius:12px;border:1px solid var(--line);display:flex;gap:10px;align-items:center;margin:0 0 4px}
.notice.ok{background:rgba(52,224,176,.09);border-color:rgba(52,224,176,.35)}
.notice.err{background:rgba(255,93,115,.1);border-color:rgba(255,93,115,.4);color:var(--danger)}

/* ticket thread */
.tk-head{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.tk-head h1{font-size:1.9rem;margin-top:8px}
.status{padding:5px 12px;border-radius:999px;font:600 .8rem var(--f-body);white-space:nowrap;border:1px solid var(--line)}
.s-open{color:var(--accent2);background:rgba(59,158,255,.12);border-color:rgba(59,158,255,.4)}
.s-pending{color:var(--warn);background:rgba(255,184,77,.1);border-color:rgba(255,184,77,.4)}
.s-solved{color:var(--mint);background:rgba(52,224,176,.1);border-color:rgba(52,224,176,.4)}
.s-closed{color:var(--faint)}
.thread{display:grid;gap:14px;margin-bottom:24px}
.msg{max-width:88%;padding:14px 18px;border-radius:18px;border:1px solid var(--line);background:var(--panel)}
.msg.me{justify-self:end;background:color-mix(in srgb,var(--accent) 14%,transparent);border-color:color-mix(in srgb,var(--accent) 35%,transparent);border-bottom-right-radius:6px}
.msg.them{border-bottom-left-radius:6px}
.msg-h{display:flex;gap:12px;justify-content:space-between;font-size:.8rem;color:var(--faint);margin-bottom:6px}.msg-h b{color:var(--text)}
.msg-b{overflow-wrap:anywhere}
.big404{font:800 clamp(5rem,16vw,9rem)/1 var(--f-display);margin:0;background:linear-gradient(135deg,var(--accent),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}

/* palette */
.palette{position:fixed;inset:0;z-index:100;background:rgba(3,5,10,.62);backdrop-filter:blur(6px);display:flex;justify-content:center;padding-top:12vh}
.palette[hidden]{display:none}
.palette-box{width:min(640px,100% - 28px);background:var(--panel-solid);border:1px solid var(--line-strong);border-radius:20px;box-shadow:var(--shadow);overflow:hidden;align-self:flex-start}
.palette-input{display:flex;align-items:center;gap:12px;padding:6px 18px;border-bottom:1px solid var(--line);color:var(--dim)}
.palette-input input{border:0;background:none;box-shadow:none!important;padding:14px 0;font-size:1.05rem}
.palette-res,.suggest{max-height:56vh;overflow:auto}
.pr-item{display:flex;gap:12px;align-items:flex-start;width:100%;padding:11px 12px;border-radius:12px;color:var(--text);text-align:left;background:none;border:0;cursor:pointer;font:inherit}
.pr-item:hover{background:var(--panel-hi);text-decoration:none}
.pr-item i{width:10px;height:10px;border-radius:50%;background:var(--c,var(--accent));margin-top:8px;flex:none;box-shadow:0 0 10px var(--c,var(--accent))}
.pr-item b{display:block;font-weight:600}.pr-item small{color:var(--dim);display:block;line-height:1.4}
.pr-ask i{background:linear-gradient(135deg,var(--accent),var(--violet))}
.pr-empty{padding:18px;color:var(--faint);text-align:center}

/* footer */
.foot{border-top:1px solid var(--line);margin-top:70px;padding:34px 0;background:color-mix(in srgb,var(--bg) 70%,transparent)}
.foot-in{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.foot-links{display:flex;gap:20px;flex-wrap:wrap;align-items:center}.foot-links a{color:var(--dim);font-size:.92rem}

@media (max-width:980px){
  .top-nav{display:none}
  .bento{grid-template-columns:repeat(2,1fr)}.prod.span2{grid-column:span 2}
  .grid3{grid-template-columns:repeat(2,1fr)}
  .help-band{grid-template-columns:1fr}.article-wrap{grid-template-columns:1fr}.side{position:static}
}
@media (max-width:680px){
  .top-nav,.kbd-btn span,.kbd-btn kbd{display:none}.kbd-btn{min-width:0;padding:9px}
  .bento,.grid3,.grid-list,.cat-grid,.channels,.f2{grid-template-columns:1fr}.prod.span2{grid-column:auto}
  .hero-search{padding-left:14px}.hero-search .btn{padding:10px 14px}
  .tk-head{flex-direction:column}.msg{max-width:100%}
}