/* ============================================================================
   BuX Developer Portal — design system
   Authentication follows the BuX split-screen used by the Academic Operations /
   Academic Delivery portals; the developer experience follows a documentation-
   first, three-column reference layout. Light, institutional, accessible.
   ========================================================================== */
:root{
  --navy:#0033a0; --navy-mid:#1b4e8e; --navy-deep:#143d70; --ink:#0d2e52;
  --gold:#f6d455; --gold-deep:#d4a843;
  --bg:#f6f8fc; --surface:#ffffff; --surface-2:#f4f6fb; --line:#e4e8f0; --line-2:#eef1f8;
  --text:#1a2233; --muted:#5b6b85; --muted-2:#8795ab;
  --ok:#188a42; --ok-bg:#e6f5ec; --warn:#b26a00; --warn-bg:#fff3e0; --bad:#c0392b; --bad-bg:#fdeaea;
  --m-get:#188a42; --m-post:#0b6bcb; --m-put:#b26a00; --m-patch:#8a6d1b; --m-delete:#c0392b;
  --radius:12px; --radius-sm:8px; --shadow:0 1px 2px rgba(16,32,64,.04),0 8px 24px rgba(16,32,64,.06);
  --shadow-lg:0 20px 60px rgba(0,0,0,.25);
  --sidebar-w:260px; --rail-w:300px; --topbar-h:60px;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:15px/1.55 var(--sans);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
code,.mono{font-family:var(--mono)}
button{font-family:inherit;cursor:pointer;border:0;background:none}
.hidden{display:none!important}
:focus-visible{outline:2px solid var(--navy-deep);outline-offset:2px;border-radius:4px}
::selection{background:#cfe0ff}

/* boot splash */
.boot{min-height:100vh;display:grid;place-items:center;gap:18px;background:var(--bg)}
.boot-mark{width:52px;height:52px;border-radius:14px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:22px}
.boot-spin{width:26px;height:26px;border:3px solid var(--line);border-top-color:var(--navy);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- buttons / inputs ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-sm);
  font-weight:600;font-size:14px;padding:10px 16px;background:var(--navy);color:#fff;transition:background .15s,opacity .15s;white-space:nowrap}
.btn:hover{background:var(--navy-mid);text-decoration:none}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:var(--surface-2);color:var(--navy)}
.btn.ghost:hover{background:var(--line-2)}
.btn.outline{background:transparent;color:var(--navy);box-shadow:inset 0 0 0 1px var(--line)}
.btn.outline:hover{background:var(--surface-2)}
.btn.sm{padding:7px 12px;font-size:13px}
.btn.block{width:100%}
.btn.danger{background:var(--bad)}
.btn.danger:hover{background:#a93226}
label{display:block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);margin:0 0 6px}
.field{position:relative;margin-bottom:14px}
.field .ico{position:absolute;left:12px;top:38px;color:var(--muted-2);pointer-events:none}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;color:var(--text);background:#fff;font-family:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:transparent;box-shadow:0 0 0 2px var(--navy-deep)}
.field.has-ico input{padding-left:38px}
.pw-toggle{position:absolute;right:10px;top:34px;color:var(--muted-2);padding:4px;border-radius:6px}
.pw-toggle:hover{color:var(--text)}
.err-txt{color:var(--bad);font-size:13px;min-height:18px;margin-top:6px}
.ok-txt{color:var(--ok);font-size:13px;margin-top:6px}

/* ---------- banners / chips / tags ---------- */
.banner{display:flex;gap:8px;align-items:flex-start;border-radius:var(--radius-sm);padding:10px 12px;font-size:13px;margin-bottom:14px}
.banner.error{background:var(--bad-bg);color:var(--bad);border:1px solid #f3c9c4}
.banner.info{background:#eaf1ff;color:var(--navy-deep);border:1px solid #cfe0ff}
.banner.warn{background:var(--warn-bg);color:var(--warn);border:1px solid #f3dcb0}
.tag{display:inline-flex;align-items:center;font-size:11px;font-weight:800;padding:2px 8px;border-radius:999px;text-transform:capitalize}
.tag.active{background:var(--ok-bg);color:var(--ok)} .tag.suspended,.tag.pending{background:var(--warn-bg);color:var(--warn)}
.tag.revoked,.tag.draft,.tag.disabled{background:var(--bad-bg);color:var(--bad)}
.pill{display:inline-flex;align-items:center;gap:6px;background:var(--surface-2);color:var(--navy-deep);border:1px solid var(--line);border-radius:999px;padding:3px 10px;font-size:12px;font-weight:600;margin:2px 4px 2px 0}
.scope-pill{font-family:var(--mono);font-size:11.5px;background:#eef3ff;color:var(--navy-deep);border:1px solid #d7e3ff;border-radius:6px;padding:2px 7px;margin:2px 4px 2px 0;display:inline-block}
.method{font-family:var(--mono);font-weight:800;font-size:11px;letter-spacing:.04em;padding:3px 8px;border-radius:6px;color:#fff;text-transform:uppercase}
.method.get{background:var(--m-get)} .method.post{background:var(--m-post)} .method.put{background:var(--m-put)}
.method.patch{background:var(--m-patch)} .method.delete{background:var(--m-delete)}
.method.ghost{background:transparent;box-shadow:inset 0 0 0 1.5px currentColor}
.method.ghost.get{color:var(--m-get)} .method.ghost.post{color:var(--m-post)} .method.ghost.put{color:var(--m-put)}
.method.ghost.patch{color:var(--m-patch)} .method.ghost.delete{color:var(--m-delete)}

/* ============================================================================
   AUTH — split screen (matches BuX AO / AD portals)
   ========================================================================== */
.auth{display:flex;min-height:100vh}
.auth-brand{position:relative;display:none;width:50%;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,var(--navy-mid),var(--navy) 55%,var(--navy-deep))}
.auth-brand .orb{position:absolute;border-radius:50%;filter:blur(40px)}
.auth-brand .o1{right:96px;top:32px;width:128px;height:128px;background:rgba(212,168,67,.15)}
.auth-brand .o2{left:32px;top:33%;width:96px;height:96px;background:rgba(212,168,67,.10)}
.auth-brand .o3{right:48px;bottom:128px;width:160px;height:160px;background:rgba(212,168,67,.08)}
.auth-brand .ring{position:absolute;border-radius:50%;border:1px solid rgba(246,212,85,.18)}
.auth-brand .r1{left:33%;top:96px;width:64px;height:64px}
.auth-brand .r2{right:80px;top:50%;width:48px;height:48px;border-radius:10px;transform:rotate(45deg);border-color:rgba(255,255,255,.1)}
.auth-brand .divider{position:absolute;left:50%;top:0;height:100%;width:1px;background:linear-gradient(to bottom,transparent,rgba(246,212,85,.3),transparent);opacity:.5}
.auth-brand-inner{position:relative;z-index:2;display:flex;flex-direction:column;height:100%;width:100%;padding:40px;text-align:center}
.auth-brand-mid{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center}
.auth-logo{height:60px;width:auto;object-fit:contain;filter:brightness(0) invert(1);filter:brightness(0) invert(1) drop-shadow(0 8px 24px rgba(0,0,0,.35))}
.auth-brand h1{margin:28px 0 0;font-size:34px;line-height:1.1;font-weight:800}
.auth-brand h1 .gold{color:var(--gold)}
.auth-brand p.lede{margin:14px 0 0;max-width:24rem;font-size:14px;line-height:1.6;color:rgba(255,255,255,.72)}
.auth-stats{display:flex;align-items:center;justify-content:center;gap:22px}
.auth-stats .s-lbl{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.7);margin-bottom:4px}
.auth-stats .s-val{font-size:14px;font-weight:700;color:#fff}
.auth-stats .vr{width:1px;height:32px;background:rgba(255,255,255,.2)}
.auth-form{display:flex;align-items:center;justify-content:center;width:100%;background:var(--surface-2);padding:20px}
.auth-card-wrap{width:100%;max-width:400px}
.auth-mini{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:20px}
.auth-mini .badge{width:40px;height:40px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800}
.auth-card{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);padding:28px}
.auth-card h2{margin:0 0 4px;font-size:22px;font-weight:800;color:var(--ink)}
.auth-card .sub{margin:0 0 18px;font-size:13px;color:var(--muted)}
.auth-foot{margin-top:16px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:var(--muted-2)}
.link-btn{background:none;color:var(--navy-deep);font-size:12.5px;font-weight:600;padding:2px}
.link-btn:hover{color:var(--gold-deep);text-decoration:underline}
.secret-box{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px;margin:0 0 14px}
.secret-box code{font-size:13px;word-break:break-all;color:var(--ink)}

/* ============================================================================
   APP SHELL
   ========================================================================== */
/* Full-height sidebar flush to the top-left; right column holds its own top bar. */
.app{height:100vh;display:flex;overflow:hidden}
.colmain{flex:1;min-width:0;height:100%;display:flex;flex-direction:column}
.topbar{flex-shrink:0;z-index:20;height:var(--topbar-h);display:flex;align-items:center;gap:14px;
  padding:0 18px;background:#fff;border-bottom:1px solid var(--line)}
/* brand lives in the sidebar on desktop; the top bar shows it only on mobile (drawer hidden) */
.brand{display:none;align-items:center;gap:10px;font-weight:800;color:var(--ink);white-space:nowrap}
.brand .badge{width:30px;height:30px;border-radius:9px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px}
.brand small{display:block;font-size:10.5px;font-weight:600;color:var(--muted-2);letter-spacing:.02em}
.topbar .grow{flex:1}
.gsearch{position:relative;width:260px;max-width:34vw}
.gsearch input{padding:8px 12px 8px 34px;background:var(--surface-2);border-color:transparent}
.gsearch .ico{position:absolute;left:11px;top:9px;color:var(--muted-2)}
.int-switch{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:4px 6px 4px 12px;background:#fff}
.int-switch .dot{width:8px;height:8px;border-radius:50%;background:var(--ok)}
.int-switch select{border:0;box-shadow:none;background:none;padding:4px 6px;font-weight:600;font-size:13px;max-width:200px}
.int-switch select:focus{box-shadow:none}
.acct{position:relative}
.acct-btn{display:flex;align-items:center;gap:8px;padding:5px 8px;border-radius:999px}
.acct-btn:hover{background:var(--surface-2)}
.avatar{width:30px;height:30px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700;font-size:13px}
.menu{position:absolute;right:0;top:44px;min-width:230px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;z-index:40}
.menu .who{padding:8px 10px;border-bottom:1px solid var(--line-2);margin-bottom:6px}
.menu .who b{display:block;color:var(--ink);font-size:14px}
.menu .who span{font-size:12px;color:var(--muted)}
.menu a,.menu button{display:flex;width:100%;text-align:left;align-items:center;gap:10px;padding:9px 10px;border-radius:8px;font-size:13.5px;color:var(--text)}
.menu a:hover,.menu button:hover{background:var(--surface-2);text-decoration:none}
.icon-btn{display:none;width:38px;height:38px;border-radius:8px;align-items:center;justify-content:center;color:var(--ink)}
.icon-btn:hover{background:var(--surface-2)}

.sidebar{width:var(--sidebar-w);flex-shrink:0;height:100%;border-right:1px solid var(--line);background:#fff;display:flex;flex-direction:column;overflow:hidden;z-index:21}
/* Registry-style branded header: navy gradient with two cropped decorative discs */
.sb-brand{position:relative;overflow:hidden;flex-shrink:0;padding:12px 16px 16px;
  background:linear-gradient(135deg,var(--navy-mid),var(--navy) 55%,var(--navy-deep))}
.sb-brand .disc{position:absolute;border-radius:50%;pointer-events:none}
.sb-brand .disc.d1{right:-48px;top:-64px;width:176px;height:176px;background:rgba(255,255,255,.07)}
.sb-brand .disc.d2{right:-16px;top:-28px;width:96px;height:96px;background:rgba(255,255,255,.13)}
.sb-brand .b-inner{position:relative;z-index:2;display:flex;align-items:center;gap:10px}
.sb-brand .b-logo{flex-shrink:0;width:38px;height:38px;border-radius:10px;background:var(--gold);color:var(--ink);display:grid;place-items:center;box-shadow:0 2px 10px rgba(246,212,85,.35)}
.sb-brand .b-logo img{width:24px;height:24px;object-fit:contain}
.sb-brand .b-title{font-size:15px;font-weight:800;color:#fff;line-height:1.15;letter-spacing:-.01em}
.sb-brand .b-sub{font-size:11px;color:rgba(255,255,255,.8);margin-top:1px}
.sb-identity{flex-shrink:0;border-bottom:1px solid var(--line);padding:12px 16px 14px}
.sb-identity .eyebrow{font-size:10.5px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--muted-2);margin-bottom:6px}
.sb-identity .who-row{display:flex;align-items:center;gap:8px;min-width:0}
.sb-identity .status-dot{flex-shrink:0;width:9px;height:9px;border-radius:50%;background:#16a34a;box-shadow:0 0 0 3px rgba(22,163,74,.15)}
.sb-identity .who-name{font-size:14px;font-weight:700;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sb-identity .who-meta{margin-top:3px;font-size:11.5px;line-height:1.4;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sb-nav{flex:1;overflow-y:auto;padding:12px 10px 40px}
.sidebar .filter{position:relative;margin:0 6px 10px}
.sidebar .filter input{padding-left:32px;font-size:13px}
.sidebar .filter .ico{position:absolute;left:10px;top:9px;color:var(--muted-2)}
.subtree{margin:2px 0 8px 10px;padding-left:10px;border-left:1px solid var(--line-2)}
.side-group{margin:14px 0 4px;padding:0 12px;font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-2)}
.side-link{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:8px;color:var(--text);font-size:14px;font-weight:500;cursor:pointer}
.side-link:hover{background:var(--surface-2);text-decoration:none}
.side-link.on{background:#eef3ff;color:var(--navy);font-weight:700}
.side-link .mi{color:var(--muted-2);display:inline-flex}
.side-link.on .mi{color:var(--navy)}
.side-ep{display:flex;align-items:center;gap:8px;padding:6px 10px 6px 14px;border-radius:7px;cursor:pointer;font-size:13px}
.side-ep:hover{background:var(--surface-2)}
.side-ep.on{background:#eef3ff}
.side-ep .path{color:var(--muted);font-family:var(--mono);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.side-ep.on .path{color:var(--navy-deep)}
.side-prod{display:flex;align-items:center;justify-content:space-between;gap:6px;padding:8px 12px;margin-top:6px;border-radius:8px;cursor:pointer;font-weight:700;font-size:13px;color:var(--ink)}
.side-prod:hover{background:var(--surface-2)}
.side-prod .chev{color:var(--muted-2);transition:transform .15s}
.side-prod.open .chev{transform:rotate(90deg)}

.main{flex:1;min-width:0;overflow-y:auto}
.content{max-width:880px;margin:0 auto;padding:24px 26px 72px}
.content.wide{max-width:1180px}
.page-head{margin-bottom:18px}
.page-head .crumbs{font-size:12.5px;color:var(--muted);margin-bottom:6px}
.page-head h1{margin:0;font-size:23px;font-weight:800;color:var(--ink);letter-spacing:-.015em}
.page-head p.desc{margin:6px 0 0;color:var(--muted);max-width:64ch;font-size:14px}

/* cards / grid / stats */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin-bottom:14px}
.card h3{margin:0 0 3px;font-size:14.5px;font-weight:700;color:var(--ink);letter-spacing:-.005em}
.card .card-sub{margin:0 0 12px;font-size:13px;color:var(--muted)}
.grid{display:grid;gap:12px}
.grid.c3{grid-template-columns:repeat(3,1fr)} .grid.c2{grid-template-columns:repeat(2,1fr)} .grid.c4{grid-template-columns:repeat(4,1fr)}
/* stat row — compact, purposeful, not oversized hero numbers */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow);overflow:hidden;margin-bottom:14px}
.stats-row .stat{padding:14px 16px;border-right:1px solid var(--line-2)}
.stats-row .stat:last-child{border-right:0}
.stat{display:flex;flex-direction:column;gap:3px}
.stat .l{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700;display:flex;align-items:center;gap:6px}
.stat .l svg{width:14px;height:14px;color:var(--muted-2)}
.stat .n{font-size:24px;font-weight:800;color:var(--ink);line-height:1.1}
.stat .n.accent{color:var(--navy)}
.stat .sub{font-size:12px;color:var(--muted-2)}
.quick{display:flex;flex-wrap:wrap;gap:8px}
@media (max-width:860px){ .stats-row{grid-template-columns:repeat(2,1fr)} .stats-row .stat:nth-child(2){border-right:0} }
.badge-count{flex-shrink:0;min-width:26px;height:22px;padding:0 7px;border-radius:6px;background:#eef3ff;color:var(--navy);font-weight:800;font-size:12px;display:inline-flex;align-items:center;justify-content:center}
ol.steps{margin:10px 0 0;padding:0;list-style:none;counter-reset:s}
ol.steps li{counter-increment:s;position:relative;padding:7px 0 7px 30px;font-size:14px;border-bottom:1px solid var(--line-2)}
ol.steps li:last-child{border-bottom:0}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:6px;width:20px;height:20px;border-radius:50%;background:var(--navy);color:#fff;font-size:11px;font-weight:800;display:grid;place-items:center}

/* tables */
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-weight:700;padding:10px 12px;border-bottom:1px solid var(--line)}
.tbl td{padding:12px;border-bottom:1px solid var(--line-2);font-size:13.5px;vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tr.clickable{cursor:pointer}
.tbl tr.clickable:hover td{background:var(--surface-2)}

/* integration cards */
.int-card{display:flex;flex-direction:column;gap:12px}
.int-card .top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.int-card .nm{font-size:16px;font-weight:700;color:var(--ink)}
.int-card .meta{display:flex;flex-wrap:wrap;gap:16px;font-size:13px;color:var(--muted)}
.int-card .meta b{color:var(--text);font-weight:600}

/* ---------- API reference ---------- */
.ref-layout{display:flex;min-width:0}
.ref-main{flex:1;min-width:0;padding:28px;max-width:720px;margin:0 auto}
.ref-rail{width:var(--rail-w);flex-shrink:0;border-left:1px solid var(--line);background:var(--surface-2);padding:20px;position:sticky;top:0;align-self:flex-start;max-height:calc(100vh - var(--topbar-h));overflow-y:auto}
.ep-title{display:flex;align-items:center;gap:12px;margin-bottom:6px}
.ep-title h1{margin:0;font-size:24px;font-weight:800;color:var(--ink)}
.ep-url{display:flex;align-items:center;gap:10px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px 12px;margin:10px 0 18px;overflow-x:auto}
.ep-url .u{font-family:var(--mono);font-size:13px;color:var(--ink);white-space:nowrap}
.ep-section{margin:22px 0}
.ep-section h3{font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin:0 0 10px;font-weight:800}
.param{display:grid;grid-template-columns:minmax(120px,1fr) auto;gap:4px 12px;padding:10px 0;border-bottom:1px solid var(--line-2)}
.param:last-child{border-bottom:0}
.param .pn{font-family:var(--mono);font-size:13px;font-weight:700;color:var(--ink)}
.param .pt{font-size:12px;color:var(--muted-2)}
.param .pd{grid-column:1/-1;font-size:13px;color:var(--muted);margin-top:2px}
.req-flag{color:var(--bad);font-size:11px;font-weight:700;margin-left:6px}
.opt-flag{color:var(--muted-2);font-size:11px;margin-left:6px}

/* code panel */
.code-card{background:#0d1b2e;border-radius:var(--radius);overflow:hidden;margin-bottom:16px;border:1px solid #13263f}
.code-head{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;background:#0a1626;border-bottom:1px solid #13263f}
.lang-tabs{display:flex;gap:2px}
.lang-tabs button{color:#9fb3cc;font-size:12.5px;font-weight:600;padding:5px 10px;border-radius:6px}
.lang-tabs button:hover{color:#fff;background:#13263f}
.lang-tabs button.on{color:#fff;background:#17304f}
.copy-btn{color:#9fb3cc;display:inline-flex;align-items:center;gap:6px;font-size:12px;padding:5px 9px;border-radius:6px}
.copy-btn:hover{color:#fff;background:#13263f}
pre.code{margin:0;padding:14px 16px;overflow-x:auto;color:#dbe7f5;font-family:var(--mono);font-size:12.5px;line-height:1.7}
pre.code .k{color:#7fd1a6}.pre .s{color:#f2c57c}
/* ---- Reusable dark JSON viewer (matches .code-card) ---- */
.json-view{background:#0d1b2e;border-radius:var(--radius);overflow:hidden;margin:0 0 16px;border:1px solid #13263f}
.json-view .code-head{padding:7px 8px 7px 12px}
.jv-title{color:#9fb3cc;font-size:11px;font-weight:800;letter-spacing:.05em;text-transform:uppercase}
.jv-actions{display:flex;gap:2px;align-items:center}
.jv-btn{display:inline-flex;align-items:center;gap:5px;color:#9fb3cc;font-size:12px;font-weight:600;padding:5px 9px;border-radius:6px;background:none;cursor:pointer;line-height:1}
.jv-btn:hover,.jv-btn.on{color:#fff;background:#17304f}
.jv-btn svg{width:13px;height:13px}
.jv-body{max-height:540px;overflow:auto}
.jv-code{font-family:var(--mono);font-size:12.5px;line-height:1.7;padding:8px 0;min-width:max-content}
.jv-row{display:flex;align-items:flex-start;white-space:pre;padding:0 16px 0 0}
.jv-row:hover{background:#0f2338}
.jv-row.jv-hidden{display:none}
.jv-num{flex:0 0 46px;text-align:right;padding-right:10px;color:#466089;user-select:none}
.jv-fold{flex:0 0 16px;color:#6f8bb0;font-size:9px;line-height:1.9;background:none;cursor:pointer;text-align:center;user-select:none}
.jv-fold:hover{color:#cfe0ff}
.jv-fold-sp{flex:0 0 16px}
.jv-line{color:#dbe7f5;flex:1 1 auto}
.jv-row.jv-collapsed .jv-line::after{content:' \22EF';color:#6f8bb0}
.jv-code.jv-wrap .jv-row{white-space:pre-wrap}
.jv-code.jv-wrap .jv-line{overflow-wrap:anywhere;word-break:break-word}
.jv-empty{padding:16px;color:#9fb3cc;font-size:13px}
.j-key{color:#7fb0ff}
.j-str{color:#9fe0b0}
.j-num{color:#f2c57c}
.j-bool{color:#e58fb0}
.j-null{color:#9aa7b8}
/* tabbed JSON panels (Request / Response / Error) */
.json-tabs{margin:0 0 16px}
.jt-head{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:12px}
.jt-tab{font-size:13px;font-weight:600;color:var(--muted);padding:8px 2px;margin-right:16px;border-bottom:2px solid transparent;cursor:pointer;background:none}
.jt-tab:hover{color:var(--navy)}
.jt-tab.on{color:var(--navy);border-bottom-color:var(--navy)}
/* full-page spec viewer */
.spec-viewer{display:flex;flex-direction:column;gap:14px}
.spec-viewer .json-view{margin:0}
.spec-viewer .jv-body{max-height:calc(100vh - 260px)}
.rail-label{font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:0 0 10px}
.rail-sec{margin-bottom:22px}
.resp-row{display:flex;align-items:center;gap:8px;font-size:13px;padding:7px 0;border-bottom:1px solid var(--line);color:var(--text)}
.resp-row:last-child{border-bottom:0}
.dot-code{width:9px;height:9px;border-radius:50%}
.dot-2xx{background:var(--ok)} .dot-4xx{background:var(--warn)} .dot-5xx{background:var(--bad)}
.try-note{font-size:12.5px;color:var(--muted);line-height:1.55;margin-top:8px}

/* states */
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.empty .em-ico{width:52px;height:52px;border-radius:14px;background:var(--surface-2);display:grid;place-items:center;margin:0 auto 14px;color:var(--navy)}
.empty h3{margin:0 0 6px;color:var(--ink);font-size:16px}
.empty p{margin:0 auto;max-width:42ch;font-size:13.5px}
.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,#e9edf5 37%,var(--surface-2) 63%);background-size:400% 100%;animation:sk 1.3s ease infinite;border-radius:6px;height:14px;margin:8px 0}
@keyframes sk{0%{background-position:100% 50%}100%{background-position:0 50%}}
.loading-row{color:var(--muted);padding:12px 0;font-size:13.5px}

/* guides prose */
.prose{max-width:720px}
.prose h2{font-size:20px;color:var(--ink);margin:26px 0 10px}
.prose h3{font-size:16px;color:var(--ink);margin:20px 0 8px}
.prose p{color:var(--text);margin:10px 0}
.prose ul,.prose ol{margin:10px 0;padding-left:22px;color:var(--text)}
.prose li{margin:6px 0}
.prose code{background:var(--surface-2);border:1px solid var(--line);border-radius:5px;padding:1px 6px;font-size:13px}
/* the dark JSON viewer's code lines must stay flush on the panel — never the inline-code pill (incl. inside .prose guides) */
.json-view code,.json-view .jv-line{background:none;border:0;padding:0;border-radius:0;font-size:12.5px}
.prose .callout{background:#eef3ff;border:1px solid #d7e3ff;border-radius:10px;padding:14px 16px;margin:16px 0;font-size:14px;color:var(--navy-deep)}

/* mobile drawer */
.scrim{display:none;position:fixed;inset:0;background:rgba(10,20,40,.4);z-index:35}
@media (max-width:1100px){
  .ref-rail{display:none}
  .gsearch{width:180px}
}
@media (max-width:860px){
  .icon-btn{display:flex}
  .brand{display:flex}
  .gsearch{display:none}
  .sidebar{position:fixed;top:0;bottom:0;left:0;height:100vh;z-index:40;transform:translateX(-100%);transition:transform .2s;box-shadow:var(--shadow-lg)}
  body.nav-open .sidebar{transform:translateX(0)}
  body.nav-open .scrim{display:block}
  .grid.c3,.grid.c4,.grid.c2{grid-template-columns:1fr}
  .content{padding:18px 16px 70px}
  .ref-main{padding:18px 16px}
  .int-switch select{max-width:120px}
  .auth-stats{gap:14px}
}
@media (min-width:1024px){ .auth-brand{display:flex} .auth-form{width:50%} .auth-mini{display:none} }
@media (max-width:1023px){ .auth-form{width:100%} }