/* ETHANNA Help Center. Layout: sticky top bar; home = search + four role tiles; a guide = contents rail
   beside a single reading column (~68ch). Brand tokens from brand/design-system.md v1.2. */
:root{
  --red:#EF233C; --red-deep:#D90429; --navy:#2B2D42; --deep:#1E2432; --slate:#8D99AE;
  --bg:#EDF2F4; --fg:#2B2D42; --muted:#5D6579; --surface:#FFFFFF;
  --glass:rgba(255,255,255,.78); --stroke:rgba(43,45,66,.10); --stroke-hi:rgba(43,45,66,.20);
  --shadow:0 8px 22px rgba(43,45,66,.08); --link:#D90429; --tint:rgba(239,35,60,.08);
  --ok:#0E8A63; --ok-soft:rgba(14,138,99,.10); --warn:#9A5B00; --warn-soft:rgba(217,134,26,.14);
  --code:#F3F5F8;
  --f-ar:'Tajawal',system-ui,-apple-system,'Segoe UI',sans-serif;
  --f-en:'Poppins','Tajawal',system-ui,sans-serif;
  --r-lg:20px; --r-md:14px; --r-sm:10px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#161B26; --fg:#F2F5F7; --muted:#A3ACBE; --surface:#1D2331;
  --glass:rgba(255,255,255,.055); --stroke:rgba(255,255,255,.10); --stroke-hi:rgba(255,255,255,.22);
  --shadow:0 8px 22px rgba(0,0,0,.35); --link:#FF6B7D; --tint:rgba(239,35,60,.14);
  --ok:#4CD3A5; --ok-soft:rgba(76,211,165,.12); --warn:#FFCA4F; --warn-soft:rgba(255,202,79,.12);
  --code:#232A3A; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#161B26; --fg:#F2F5F7; --muted:#A3ACBE; --surface:#1D2331;
  --glass:rgba(255,255,255,.055); --stroke:rgba(255,255,255,.10); --stroke-hi:rgba(255,255,255,.22);
  --shadow:0 8px 22px rgba(0,0,0,.35); --link:#FF6B7D; --tint:rgba(239,35,60,.14);
  --ok:#4CD3A5; --ok-soft:rgba(76,211,165,.12); --warn:#FFCA4F; --warn-soft:rgba(255,202,79,.12);
  --code:#232A3A; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-padding-top:84px}
body{margin:0; background:var(--bg); color:var(--fg); font:500 16px/1.75 var(--f-ar);
  -webkit-text-size-adjust:100%; -webkit-tap-highlight-color:transparent}
html[lang="en"] body{font-family:var(--f-en); font-weight:400; line-height:1.7}
body::before{content:""; position:fixed; inset:0 0 auto; height:env(safe-area-inset-top,0px); z-index:30; background:var(--bg)}
a{color:var(--link); text-underline-offset:3px}
:focus-visible{outline:3px solid var(--red); outline-offset:3px; border-radius:6px}
.en{font-family:'Poppins',sans-serif; direction:ltr; unicode-bidi:isolate}
html[lang="en"] .en{font-family:inherit}
.sr{position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap}
.muted{color:var(--muted)}
.skip{position:absolute; inset-inline-start:12px; top:-60px; z-index:50; background:var(--red); color:#fff; padding:8px 14px; border-radius:999px; font-weight:800}
.skip:focus{top:calc(10px + env(safe-area-inset-top,0px))}

/* top bar */
.top{position:sticky; top:env(safe-area-inset-top,0px); z-index:20; background:var(--bg);
  border-bottom:1px solid var(--stroke)}
.top-in{max-width:1180px; margin:0 auto; display:flex; align-items:center; gap:14px;
  padding-block:10px; padding-left:max(16px,env(safe-area-inset-left,0px)); padding-right:max(16px,env(safe-area-inset-right,0px))}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--fg); flex:none}
.brand-txt{display:grid; line-height:1.1}
.brand-txt b{font:800 15px/1.1 'Poppins',sans-serif; letter-spacing:.06em}
.brand-txt small{font-size:12.5px; color:var(--muted); font-weight:700}
.search{position:relative; flex:1; min-width:0; max-width:460px; margin-inline-start:auto}
.search input{width:100%; height:42px; border-radius:999px; border:1px solid var(--stroke-hi); background:var(--surface);
  color:var(--fg); font:inherit; font-size:15px; padding-inline:42px 16px}
.search-ic{position:absolute; inset-inline-start:15px; top:50%; translate:0 -50%; width:18px; height:18px; fill:none; stroke:var(--muted); stroke-width:2.2; stroke-linecap:round; pointer-events:none}
.tools{display:flex; gap:6px; flex:none}
.tool{height:42px; min-width:42px; border-radius:999px; border:1px solid var(--stroke-hi); background:var(--surface); color:var(--fg);
  font:800 13px 'Poppins','Tajawal',sans-serif; cursor:pointer; display:grid; place-items:center; padding-inline:10px}
.tool svg{width:18px; height:18px; fill:none; stroke:currentColor; stroke-width:2}
.tool:hover{border-color:var(--fg)}
@media (max-width:640px){ .brand-txt small{display:none} .brand-txt b{font-size:13px} }
@media (max-width:420px){ .brand-txt{display:none} }

/* page frame */
main{outline:none}
.wrap{max-width:1180px; margin:0 auto; padding-block:28px 56px; padding-left:max(16px,env(safe-area-inset-left,0px)); padding-right:max(16px,env(safe-area-inset-right,0px))}
.foot{border-top:1px solid var(--stroke)}
.foot-in{max-width:1180px; margin:0 auto; padding-block:22px 30px; padding-left:max(16px,env(safe-area-inset-left,0px)); padding-right:max(16px,env(safe-area-inset-right,0px)); font-size:14.5px}
.foot p{margin:4px 0}

/* home */
.hero{display:grid; gap:10px; padding-block:18px 26px; max-width:760px}
.eyebrow{font:800 12.5px/1 'Poppins',sans-serif; letter-spacing:.2em; text-transform:uppercase; color:var(--red-deep)}
:root[data-theme="dark"] .eyebrow{color:var(--red)}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .eyebrow{color:var(--red)}}
.hero h1{font:900 clamp(30px,4.6vw,48px)/1.25 var(--f-ar); margin:0; text-wrap:balance}
html[lang="en"] .hero h1{font-family:var(--f-en); font-weight:800; letter-spacing:-.01em}
.hero p{margin:0; font-size:clamp(16px,1.8vw,19px); color:var(--muted); max-width:62ch}
.roles{display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:16px}
@media (max-width:980px){.roles{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.roles{grid-template-columns:1fr}}
.role{display:grid; grid-template-rows:auto auto 1fr auto; gap:8px; padding:20px; border-radius:var(--r-lg); background:var(--glass);
  border:1px solid var(--stroke); box-shadow:var(--shadow); text-decoration:none; color:var(--fg);
  transition:transform .22s cubic-bezier(.2,.9,.3,1.2), border-color .22s}
.role:hover{transform:translateY(-2px); border-color:var(--stroke-hi)}
@media (hover:none){.role:hover{transform:none}}
.role-ic{width:44px; height:44px; border-radius:13px; display:grid; place-items:center; background:var(--tint); color:var(--red)}
.role-ic svg{width:22px; height:22px; fill:none; stroke:currentColor; stroke-width:2; stroke-linecap:round; stroke-linejoin:round}
.role h2{font-size:19px; line-height:1.35; margin:4px 0 0}
/* "Getting started" leads the grid as one wide tile, the four roles share the row below */
.role.lead{grid-column:1/-1; grid-template-columns:auto minmax(0,1fr) auto; grid-template-rows:auto; align-items:center; gap:16px; background:var(--surface)}
.role.lead h2{margin:0}
.role.lead .lead-txt{display:grid; gap:2px; min-width:0}
@media (max-width:520px){.role.lead{grid-template-columns:auto minmax(0,1fr)} .role.lead .go{grid-column:1/-1}}
.role p{margin:0; color:var(--muted); font-size:14.5px; line-height:1.6}
.role .go{font-weight:800; font-size:14px; color:var(--link)}
.who-strip{margin-top:30px; display:grid; grid-template-columns:minmax(0,1.1fr) minmax(0,1fr); gap:16px}
@media (max-width:860px){.who-strip{grid-template-columns:1fr}}
.panel{padding:20px 22px; border-radius:var(--r-lg); background:var(--surface); border:1px solid var(--stroke)}
.panel h2{font-size:18px; margin:0 0 8px}
.panel ol,.panel ul{margin:0; padding-inline-start:1.3em}
.panel li{margin:4px 0}

/* guide */
.guide{display:grid; grid-template-columns:260px minmax(0,1fr); gap:40px; align-items:start}
@media (max-width:900px){.guide{grid-template-columns:1fr; gap:14px}}
.toc{position:sticky; top:calc(78px + env(safe-area-inset-top,0px)); max-height:calc(100vh - 100px); overflow:auto; padding-block:4px 20px}
.toc-title{font:800 12px/1 'Poppins',sans-serif; letter-spacing:.18em; text-transform:uppercase; color:var(--muted); margin:6px 0 10px}
.toc ol{list-style:none; margin:0; padding:0; display:grid; gap:2px}
.toc a{display:block; padding:6px 10px; border-radius:var(--r-sm); color:var(--fg); text-decoration:none; font-size:14.5px; line-height:1.45}
.toc a:hover{background:var(--tint)}
.toc a.on{background:var(--tint); color:var(--link); font-weight:800}
.toc .back{display:inline-flex; gap:6px; align-items:center; font-weight:800; font-size:14px; text-decoration:none; margin-bottom:12px}
.toc-mobile{display:none}
@media (max-width:900px){
  .toc{display:none}
  html{scroll-padding-top:132px}
  .toc-mobile{display:block; position:sticky; top:calc(63px + env(safe-area-inset-top,0px)); z-index:5; background:var(--bg); padding-block:8px}
  .toc-mobile select{width:100%; height:42px; border-radius:var(--r-sm); border:1px solid var(--stroke-hi); background:var(--surface); color:var(--fg); font:inherit; font-size:15px; padding-inline:12px}
}
.doc{min-width:0; max-width:74ch}
.doc-head{display:grid; gap:8px; padding-bottom:18px; border-bottom:1px solid var(--stroke); margin-bottom:8px}
.doc-head h1{font:900 clamp(28px,3.8vw,40px)/1.25 var(--f-ar); margin:0; text-wrap:balance}
html[lang="en"] .doc-head h1{font-family:var(--f-en); font-weight:800}
.doc-head p{margin:0; color:var(--muted); font-size:17px}
.who{display:flex; flex-wrap:wrap; gap:6px}
.pill{display:inline-flex; align-items:center; gap:5px; padding:3px 11px; border-radius:999px; font-size:12.5px; font-weight:800; background:var(--tint); color:var(--link)}
section.s{padding-top:26px}
section.s h2{font-size:23px; line-height:1.35; margin:0 0 10px; text-wrap:balance}
html[lang="en"] section.s h2{font-size:21px; font-weight:700}
section.s h3{font-size:17px; margin:18px 0 6px}
section.s p{margin:0 0 12px}
section.s ul, section.s ol{margin:0 0 14px; padding-inline-start:1.4em}
section.s li{margin:5px 0}
section.s li::marker{color:var(--red); font-weight:800}
.ui{display:inline; padding:1px 8px; border-radius:7px; background:var(--code); border:1px solid var(--stroke); font-weight:800; font-size:.92em; white-space:nowrap}
.note,.tip,.warn{border-radius:var(--r-md); padding:12px 16px; margin:4px 0 16px; font-size:15px}
.note{background:var(--surface); border:1px solid var(--stroke)}
.tip{background:var(--ok-soft); border:1px solid transparent}
.tip b:first-child{color:var(--ok)}
.warn{background:var(--warn-soft)}
.warn b:first-child{color:var(--warn)}
.tbl{overflow-x:auto; margin:4px 0 16px; border:1px solid var(--stroke); border-radius:var(--r-md); background:var(--surface)}
.tbl table{border-collapse:collapse; width:100%; font-size:14.5px; line-height:1.5}
.tbl th,.tbl td{padding:9px 12px; text-align:start; vertical-align:top; border-bottom:1px solid var(--stroke)}
.tbl tr:last-child td{border-bottom:0}
@media (max-width:520px){.tbl th,.tbl td{padding:8px 9px} .tbl table{font-size:14px}}
.tbl th{font-weight:800; background:var(--code); white-space:nowrap}
.tbl td.num{font-variant-numeric:tabular-nums; white-space:nowrap; font-weight:800}
.status{display:inline-block; padding:1px 9px; border-radius:999px; font-size:12.5px; font-weight:800; white-space:nowrap}
.st-ok{background:var(--ok-soft); color:var(--ok)} .st-warn{background:var(--warn-soft); color:var(--warn)} .st-bad{background:var(--tint); color:var(--link)} .st-info{background:var(--code); color:var(--fg)}
.next{display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap; margin-top:34px; padding-top:18px; border-top:1px solid var(--stroke)}
.next a{font-weight:800; text-decoration:none}

/* search results */
.results{display:grid; gap:10px; max-width:820px}
.res{display:block; padding:14px 18px; border-radius:var(--r-md); background:var(--surface); border:1px solid var(--stroke); text-decoration:none; color:var(--fg)}
.res:hover{border-color:var(--stroke-hi)}
.res small{color:var(--muted); font-weight:800}
.res b{display:block; font-size:17px; margin:2px 0}
.res span{color:var(--muted); font-size:14.5px}
mark{background:var(--warn-soft); color:inherit; border-radius:4px; padding:0 2px}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important; transition-duration:.001ms!important; scroll-behavior:auto!important}}
@media print{.top,.toc,.toc-mobile,.foot,.next{display:none} .guide{display:block} body{background:#fff; color:#000}}