:root{
  --bg:#070708;--bg-2:#0e0f11;--panel:#121416;--line:#26292d;--line-strong:#3a3e43;
  --text:#ece8df;--muted:#a39f95;--silver:#c9ccd1;--gold:#b89a55;--gold-soft:#8d7640;
  --ok:#5fc27a;--warn:#d9b545;--alert:#e2604b;
  --serif:"Didot","Bodoni MT","Baskerville","Libre Baskerville",Georgia,"Times New Roman",serif;
  --sans:"Helvetica Neue",Helvetica,Arial,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:var(--silver)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
h1,h2,h3{font-family:var(--serif);font-weight:400;letter-spacing:.01em;margin:0}
p{margin:0 0 12px}

/* ---- top bar */
.top{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 28px;background:rgba(7,7,8,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);text-decoration:none}
.brand img{width:34px;height:34px}
.brand b{font-family:var(--serif);font-weight:400;font-size:19px;letter-spacing:.22em}
.brand small{display:block;color:var(--muted);font-size:11px;letter-spacing:.12em}
.top nav{display:flex;gap:18px;font-size:13.5px}
.top nav a{color:var(--muted);text-decoration:none}
.top nav a:hover{color:var(--text)}
.session{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border:1px solid var(--line-strong);border-radius:6px;background:#15171a;color:var(--text);font:inherit;font-size:14px;text-decoration:none;cursor:pointer}
.btn:hover{border-color:var(--gold-soft);background:#1a1c20}
.btn.gold{border-color:var(--gold);background:linear-gradient(180deg,#c6a85f,#a8893f);color:#15110a;font-weight:600}
.btn.gold:hover{filter:brightness(1.06)}
.btn.small{padding:6px 12px;font-size:13px}

/* ---- layout */
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
section{padding:56px 0;border-bottom:1px solid var(--line)}
section:last-of-type{border-bottom:0}
.section-head{display:grid;grid-template-columns:260px 1fr;gap:32px;align-items:start;margin-bottom:28px}
.section-head h2{font-size:30px;line-height:1.15}
.section-head p{color:var(--muted);max-width:62ch;margin:0}

/* ---- hero */
.hero{padding:64px 0 48px}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(34px,4.4vw,56px);line-height:1.05}
.hero .lead{font-size:18px;color:var(--silver);max-width:52ch;margin:18px 0 26px}
.hero .meta{display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:13px}
.hero-logo{display:flex;justify-content:center}
.hero-logo img{width:min(100%,380px);filter:drop-shadow(0 30px 40px rgba(0,0,0,.6))}

/* ---- the three doors */
.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.door{position:relative;display:flex;flex-direction:column;min-height:300px;padding:26px 24px 22px;border:1px solid var(--line);border-radius:10px;background:linear-gradient(180deg,#131517,#0c0d0f);color:var(--text);text-decoration:none;transition:border-color .2s,transform .2s}
.door:hover{border-color:var(--gold);transform:translateY(-3px)}
.door .version{position:absolute;top:18px;right:20px;font-size:12px;color:var(--muted)}
.door h3{font-size:27px;margin:6px 0 2px}
.door .tag{color:var(--gold);font-size:13.5px;margin-bottom:14px}
.door p{color:var(--muted);font-size:14px;flex:1}
.door .foot{display:flex;justify-content:space-between;align-items:center;margin-top:18px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.door .foot span.go{color:var(--text)}
.door-icon{width:40px;height:40px;border:1px solid var(--gold-soft);border-radius:50%;display:grid;place-items:center;color:var(--gold);font-family:var(--serif);font-size:18px}

/* ---- access panel */
.access{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.card{padding:22px 24px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.card h3{font-size:21px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14px}
.kv{display:grid;grid-template-columns:150px 1fr;gap:6px 14px;font-size:14px}
.kv dt{color:var(--muted)}
.kv dd{margin:0;color:var(--text)}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;background:#1b1d21;border:1px solid var(--line);border-radius:4px;padding:1px 6px}

/* ---- summary */
.summary-grid{display:grid;grid-template-columns:260px 1fr;gap:32px}
.toc{position:sticky;top:76px;align-self:start;font-size:14px}
.toc a{display:block;padding:6px 0;color:var(--muted);text-decoration:none;border-left:1px solid var(--line);padding-left:14px}
.toc a:hover{color:var(--text);border-color:var(--gold)}
.prose{max-width:72ch}
.prose h3{font-size:24px;margin:34px 0 10px}
.prose h3:first-child{margin-top:0}
.prose p,.prose li{color:#d6d2c9}
.prose ul{padding-left:20px;margin:0 0 12px}
.prose li{margin-bottom:6px}
.prose .callout{border-left:2px solid var(--gold);padding:10px 16px;background:#101113;color:var(--silver);margin:14px 0}

table{width:100%;border-collapse:collapse;font-size:14px;margin:8px 0 18px}
th,td{text-align:left;vertical-align:top;padding:10px 10px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:500;font-size:12.5px}
tr:last-child td{border-bottom:0}
.state{display:inline-block;padding:2px 9px;border-radius:12px;font-size:12px;border:1px solid}
.state.ok{color:var(--ok);border-color:rgba(95,194,122,.5)}
.state.warn{color:var(--warn);border-color:rgba(217,181,69,.5)}
.state.draft{color:var(--muted);border-color:var(--line-strong)}
.state.alert{color:var(--alert);border-color:rgba(226,96,75,.5)}

/* ---- footer */
footer{padding:28px;border-top:1px solid var(--line);color:var(--muted);font-size:13px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---- login */
.login-shell{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.login-visual{background:radial-gradient(ellipse at 30% 40%,#1b1d1f 0,#070708 60%);display:flex;flex-direction:column;justify-content:center;align-items:center;padding:48px;border-right:1px solid var(--line)}
.login-visual img{width:min(70%,360px)}
.login-visual p{margin-top:28px;color:var(--muted);max-width:40ch;text-align:center}
.login-form{display:flex;align-items:center;justify-content:center;padding:48px}
.login-form form{width:min(100%,380px)}
.login-form h1{font-size:34px;margin-bottom:6px}
.login-form .sub{color:var(--muted);margin-bottom:28px}
label{display:block;font-size:13px;color:var(--muted);margin:14px 0 6px}
input[type=text],input[type=password]{width:100%;padding:11px 12px;background:#0f1012;border:1px solid var(--line-strong);border-radius:6px;color:var(--text);font:inherit;font-size:15px}
input:focus{border-color:var(--gold)}
.error{margin:14px 0 0;padding:10px 12px;border:1px solid rgba(226,96,75,.5);border-radius:6px;color:var(--alert);font-size:14px}
.login-form .btn{width:100%;justify-content:center;margin-top:22px;padding:12px}
.note{margin-top:22px;color:var(--muted);font-size:13px}

@media(max-width:980px){
  .hero-grid,.section-head,.summary-grid,.access,.login-shell{grid-template-columns:1fr}
  .doors{grid-template-columns:1fr}
  .toc{position:static;display:flex;flex-wrap:wrap;gap:4px 14px}
  .toc a{border-left:0;padding-left:0}
  .login-visual{border-right:0;border-bottom:1px solid var(--line);padding:32px}
  .top{padding:10px 16px}.wrap{padding:0 16px}.top nav{display:none}
  section{padding:40px 0}
  .hero-logo{order:-1}.hero-logo img{width:160px}
}
@media print{.top,.doors,footer,.session{display:none}body{background:#fff;color:#000}.prose p,.prose li{color:#000}}