:root{
  --bg:#070a10;            /* near-black canvas */
  --bg2:#0a0e16;
  --panel:#0e131d;         /* card */
  --panel2:#0b0f18;        /* inset */
  --line:#1b2433;          /* hairline */
  --line2:#243044;
  --txt:#eef2f8;
  --txt2:#c4d0e0;
  --mut:#7e8da6;
  --accent:#34d399;
  --accent2:#38bdf8;
  --warn:#f5b942;
  --bad:#fb7185;
  --rad:16px;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:"Inter",ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;
  --maxw:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:
  radial-gradient(900px 480px at 88% -8%,rgba(56,189,248,.10),transparent 60%),
  radial-gradient(700px 420px at 0% 0%,rgba(52,211,153,.07),transparent 55%),
  var(--bg);
  color:var(--txt);font-family:var(--sans);font-size:15.5px;line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;letter-spacing:-.005em}
a{color:var(--accent2);text-decoration:none}
a:hover{color:#7dd3fc}
code{font-family:var(--mono);font-size:.86em}
::selection{background:rgba(52,211,153,.25)}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#1b2433;border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:#243044}

/* top bar */
header{display:flex;align-items:center;gap:16px;padding:15px 28px;
  border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;
  background:rgba(7,10,16,.72);backdrop-filter:blur(14px) saturate(140%)}
.logo{font-weight:700;font-size:16px;letter-spacing:-.01em}
.logo b{background:linear-gradient(90deg,var(--accent),var(--accent2));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.nav{margin-left:auto;display:flex;gap:8px}
.nav a{font-size:13.5px;font-weight:500;color:var(--txt2);padding:7px 13px;border-radius:9px;
  border:1px solid transparent}
.nav a:hover{background:var(--panel);border-color:var(--line);color:var(--txt)}

/* auth bar */
.authbar{position:sticky;top:52px;z-index:25;border-bottom:1px solid var(--line);
  background:rgba(10,14,22,.86);backdrop-filter:blur(14px)}
.ab-inner{max-width:var(--maxw);margin:0 auto;display:flex;gap:8px;align-items:center;
  padding:11px 28px;flex-wrap:wrap}
.base{margin-left:auto;font-size:12.5px}
.base code{color:var(--accent2)}

input,textarea,select{background:var(--panel2);border:1px solid var(--line2);color:var(--txt);
  border-radius:11px;padding:10px 13px;font-family:var(--sans);font-size:14px;outline:none;
  transition:border-color .15s,box-shadow .15s}
input::placeholder,textarea::placeholder{color:#5b6880}
input:focus,textarea:focus,select:focus{border-color:var(--accent2);box-shadow:0 0 0 3px rgba(56,189,248,.14)}
#token{flex:1;min-width:240px}
textarea{width:100%;resize:vertical;min-height:70px;line-height:1.6}
select{cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%237e8da6' stroke-width='2'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat;background-position:right 11px center;padding-right:32px}
button{background:linear-gradient(180deg,#3ddca6,#2bb6c9);color:#04121a;border:0;border-radius:11px;
  padding:10px 18px;font-family:var(--sans);font-weight:600;font-size:14px;cursor:pointer;
  transition:transform .08s,filter .15s}
button:hover{filter:brightness(1.06)}button:active{transform:translateY(1px)}
button.ghost{background:transparent;border:1px solid var(--line2);color:var(--txt2)}
button.ghost:hover{color:var(--txt);border-color:var(--accent2)}
button:disabled{opacity:.5;cursor:not-allowed}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:7px;vertical-align:middle;
  box-shadow:0 0 0 3px rgba(255,255,255,.04)}
.dot.ok{background:var(--accent);box-shadow:0 0 10px rgba(52,211,153,.6)}
.dot.bad{background:var(--bad)}
.muted{color:var(--mut)}

/* layout */
.wrap{display:grid;grid-template-columns:248px 1fr;max-width:var(--maxw);margin:0 auto}
aside{border-right:1px solid var(--line);padding:26px 16px 60px;position:sticky;top:105px;
  height:calc(100vh - 105px);overflow:auto}
aside .grp{color:var(--mut);text-transform:uppercase;font-size:10.5px;font-weight:600;
  letter-spacing:.09em;margin:20px 0 7px;padding:0 10px}
aside a{display:block;color:var(--txt2);padding:6px 11px;border-radius:9px;font-size:13.5px;
  font-family:var(--mono);font-weight:400;border:1px solid transparent}
aside a:hover{background:var(--panel);color:var(--txt)}
main{padding:34px 40px 80px;min-width:0}
h1{margin:0 0 8px;font-size:32px;font-weight:700;letter-spacing:-.02em;
  background:linear-gradient(180deg,#fff,#b9c6da);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--txt2);margin:0 0 30px;max-width:720px;font-size:16px}

/* endpoint card */
.ep{background:linear-gradient(180deg,rgba(255,255,255,.015),transparent),var(--panel);
  border:1px solid var(--line);border-radius:var(--rad);margin-bottom:22px;overflow:hidden;
  scroll-margin-top:124px;box-shadow:0 1px 0 rgba(255,255,255,.03) inset,0 10px 30px -20px rgba(0,0,0,.8)}
.ep-head{display:flex;align-items:center;gap:13px;padding:16px 18px;border-bottom:1px solid var(--line)}
.m{font-weight:700;font-size:11px;letter-spacing:.04em;padding:4px 10px;border-radius:7px;font-family:var(--mono)}
.m.get{background:rgba(56,189,248,.13);color:#7dd3fc;border:1px solid rgba(56,189,248,.25)}
.m.post{background:rgba(52,211,153,.13);color:#5eead4;border:1px solid rgba(52,211,153,.25)}
.path{font-family:var(--mono);font-size:15px;font-weight:500;color:var(--txt)}
.ep-head .t{color:var(--mut);font-size:12px;margin-left:auto;text-transform:uppercase;letter-spacing:.08em}
.ep-body{padding:18px}
.ep-desc{margin:0 0 16px;color:var(--txt2)}
.sec-t{font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--mut);font-weight:600;margin:4px 0 9px}

/* params table */
table.params{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:12px;overflow:hidden}
table.params th,table.params td{text-align:left;padding:10px 13px;border-bottom:1px solid var(--line);
  font-size:13.5px;vertical-align:top}
table.params thead th{background:var(--panel2);color:var(--mut);font-weight:600;font-size:11.5px;
  text-transform:uppercase;letter-spacing:.06em}
table.params tr:last-child td{border-bottom:0}
table.params td code{color:#7dd3fc}
table.params td.req{color:var(--warn);font-weight:600}

/* fields */
.fld{margin-bottom:15px}
.fld label{display:block;font-size:13.5px;font-weight:500;margin-bottom:6px;color:var(--txt)}
.fld .help{color:var(--mut);font-size:12.5px;margin-top:5px;line-height:1.5}
.fld .req-star{color:var(--warn)}
.run{display:flex;gap:12px;align-items:center;margin-top:8px}
.run .ep-mini{color:var(--mut);font-size:12px;font-family:var(--mono)}

/* output + code */
.out{margin-top:14px;background:var(--panel2);border:1px solid var(--line);border-radius:12px;
  padding:16px;white-space:pre-wrap;max-height:480px;overflow:auto;font-size:13.5px;
  font-family:var(--mono);line-height:1.6;color:var(--txt2)}
.out img,.out svg{max-width:100%;border-radius:10px}
.out .err{color:var(--bad)}
.out .meta{color:#5eead4;margin-bottom:10px;font-size:12px;font-family:var(--mono)}
pre.curl{margin:10px 0 0;background:#05070c;border:1px solid var(--line);border-radius:12px;
  padding:14px 16px;overflow:auto;font-size:12.5px;font-family:var(--mono);line-height:1.55;color:#9fb6d4}

/* tabs */
.tabs{display:inline-flex;gap:4px;margin-bottom:14px;background:var(--panel2);border:1px solid var(--line);
  border-radius:11px;padding:4px}
.tab{padding:6px 14px;border-radius:8px;cursor:pointer;color:var(--mut);font-size:13px;font-weight:500}
.tab.active{color:var(--txt);background:var(--panel);box-shadow:0 1px 0 rgba(255,255,255,.04)}
.tabpane{display:none}.tabpane.active{display:block}

@media(max-width:880px){.wrap{grid-template-columns:1fr}aside{display:none}main{padding:24px 18px 60px}}