:root{--bg:#f8fafc;--pan:#ffffff;--ink:#0f172a;--tx:#334155;--mu:#64748b;--ln:#e2e8f0;--blue:#0284c7;--sky:#38bdf8;--up:#16a34a;--dn:#dc2626;--mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;--sans:"IBM Plex Sans",Arial,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{margin:0;background:var(--bg);color:var(--tx);font:400 17px/1.72 var(--sans);
  background-image:linear-gradient(var(--ln) 1px,transparent 1px);background-size:100% 32px;background-position:0 -1px}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)}
code,kbd{font-family:var(--mono)}
/* bar */
.tm-bar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:22px;padding:10px 26px;background:var(--pan);border-bottom:1px solid var(--ln)}
.tm-logo img{width:220px}
.tm-nav{display:flex;gap:2px;margin-left:auto}
.tm-nav a{text-decoration:none;color:var(--tx);padding:6px 10px;border-radius:6px;font-size:.88rem}
.tm-nav a:hover{background:#f1f5f9}
.tm-nav a.act{background:var(--ink);color:var(--sky)}
.tm-age{font:600 .85rem var(--mono);color:var(--dn)}
.tm-cmd{display:none;align-items:center;gap:8px;margin-left:auto;background:var(--ink);color:#e2e8f0;border:0;border-radius:8px;padding:8px 12px;font:500 .9rem var(--sans);cursor:pointer}
.tm-cmd kbd{font-size:.72rem;background:#1e293b;color:var(--sky);border-radius:4px;padding:1px 5px}
/* palette */
.tm-pal{position:fixed;inset:0;z-index:80;background:rgba(15,23,42,.55);backdrop-filter:blur(3px);display:flex;align-items:flex-start;justify-content:center;padding:14vh 16px 0;opacity:0;visibility:hidden;transition:.2s}
.tm-pal.open{opacity:1;visibility:visible}
.tm-pal-box{width:min(560px,100%);background:var(--pan);border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.35);overflow:hidden;transform:translateY(-10px) scale(.98);transition:.2s}
.tm-pal.open .tm-pal-box{transform:none}
.tm-pal-in{width:100%;border:0;border-bottom:1px solid var(--ln);padding:16px 18px;font:500 1.05rem var(--sans);outline:none;color:var(--ink)}
.tm-pal-list{list-style:none;margin:0;padding:6px;max-height:50vh;overflow-y:auto}
.tm-pal-list a{display:flex;gap:12px;align-items:center;padding:11px 12px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:500}
.tm-pal-list a code{font-size:.78rem;color:var(--blue);background:#e0f2fe;border-radius:4px;padding:1px 6px;min-width:70px;text-align:center}
.tm-pal-list a:hover,.tm-pal-list a.sel{background:#f1f5f9}
.tm-pal-list li[hidden]{display:none}
.tm-pal-hint{margin:0;padding:10px 16px;border-top:1px solid var(--ln);font-size:.8rem;color:var(--mu)}
.tm-pal-hint kbd{background:#f1f5f9;border:1px solid var(--ln);border-radius:4px;padding:0 5px}
/* main */
.tm-main{max-width:900px;margin:0 auto;padding:30px 24px 40px}
.tm-article{background:var(--pan);border:1px solid var(--ln);border-radius:10px;overflow:hidden}
.tm-hero{padding:28px 32px 22px;border-bottom:1px dashed var(--ln)}
.tm-path{font:500 .88rem var(--mono);color:var(--mu);margin:0 0 12px}
.tm-path a{color:var(--blue);text-decoration:none}
.tm-path::before{content:"$ cd ";color:var(--up)}
.tm-hero h1{font:700 clamp(1.7rem,3.2vw,2.5rem)/1.2 var(--sans);color:var(--ink);margin:0 0 18px;letter-spacing:-.01em}
.tm-kv{display:grid;grid-template-columns:repeat(4,auto);gap:6px 24px;margin:0;justify-content:start}
.tm-kv div{display:flex;gap:8px;font-size:.88rem}
.tm-kv dt{font-family:var(--mono);color:var(--mu)}
.tm-kv dt::after{content:":"}
.tm-kv dd{margin:0;color:var(--ink);font-weight:600}
.tm-cover{margin:0;border-bottom:1px solid var(--ln)}
.tm-cover img{width:100%;max-height:380px;object-fit:cover}
.tm-text{padding:26px 32px 30px}
.tm-lead{font-size:1.14rem;color:var(--ink);margin:0 0 24px;padding:14px 18px;border-left:3px solid var(--sky);background:#f0f9ff;border-radius:0 8px 8px 0}
.tm-text h2{font:700 1.5rem/1.3 var(--sans);color:var(--ink);margin:42px 0 14px}
.tm-text h2::before{content:attr(data-s);display:inline-block;font:600 .95rem var(--mono);color:var(--blue);margin-right:10px;vertical-align:2px}
.tm-text h3{font:600 1.15rem var(--sans);color:var(--ink);margin:24px 0 8px}
.tm-text h3::before{content:"› ";font-family:var(--mono);color:var(--sky)}
.tm-text p{margin:0 0 1em}
.tm-text strong{color:var(--ink)}
.tm-text ul,.tm-text ol{padding-left:1.4em}
.tm-text li{margin-bottom:.35em}
.tm-text ul li::marker{content:"– ";color:var(--blue);font-family:var(--mono)}
.tm-text code{background:#f1f5f9;border-radius:4px;padding:1px 5px;font-size:.9em}
.tbl-wrap{overflow-x:auto;margin:0 0 1.3em;border:1px solid var(--ln);border-radius:8px}
.tbl-wrap table{width:100%;border-collapse:collapse;min-width:520px;font:400 .88rem var(--mono)}
.tbl-wrap th{background:var(--ink);color:#e2e8f0;text-align:left;padding:9px 12px;font-weight:600}
.tbl-wrap td{padding:8px 12px;border-top:1px solid var(--ln);color:var(--ink)}
.tbl-wrap tr:hover td{background:#f0f9ff}
.tm-fig{margin:22px 0 4px}
.tm-fig img{border-radius:8px;border:1px solid var(--ln)}
.tm-fig figcaption{font-size:.85rem;color:var(--mu);margin-top:6px}
.tm-fig figcaption code{color:var(--blue)}
/* calc */
.tm-calc{margin:22px 0 4px;background:var(--ink);color:#e2e8f0;border-radius:10px;padding:20px 22px;font-family:var(--mono)}
.tm-calc-title{font:600 1rem var(--mono);color:var(--sky);margin:0 0 14px}
.tm-calc-title::before{content:"$ ";color:#4ade80}
.tm-calc-fields{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.tm-calc-f{display:flex;flex-direction:column;gap:5px;font-size:.8rem;color:#94a3b8}
.tm-calc input{background:#1e293b;border:1px solid #334155;border-radius:6px;color:#f8fafc;font:600 1.15rem var(--mono);padding:9px 10px;width:100%}
.tm-calc input:focus{outline:none;border-color:var(--sky)}
.tm-calc-out{display:grid;grid-template-columns:1fr;gap:4px;margin:16px 0 10px;border-top:1px dashed #334155;padding-top:12px}
.tm-calc-out div{display:flex;justify-content:space-between;gap:12px;font-size:.9rem}
.tm-calc-out span{color:#94a3b8}
.tm-calc-out b{color:#4ade80;font-weight:600}
.tm-calc-out b.is-neg{color:#f87171}
.tm-calc-note{font-size:.78rem;color:#94a3b8;margin:0}
/* console faq */
.tm-console{background:#0b1220;border-radius:10px;padding:10px 6px;font-family:var(--mono)}
.tm-qa button{width:100%;display:flex;gap:10px;text-align:left;background:none;border:0;color:#e2e8f0;font:500 .95rem/1.5 var(--mono);padding:8px 12px;cursor:pointer;border-radius:6px}
.tm-qa button:hover{background:#111b2e}
.tm-p{color:#4ade80;flex:none}
.tm-p--a{color:var(--sky)}
.tm-ans{display:none;gap:10px;padding:2px 12px 12px;color:#cbd5e1;font-size:.9rem}
.tm-ans p{margin:0 0 .6em}
.tm-ans p:last-child{margin:0}
.tm-qa.open .tm-ans{display:flex}
.tm-qa.open button{color:#fff}
.tm-qa.open button::after{content:"▌";color:#4ade80;animation:tm-blink 1s steps(1) infinite;margin-left:4px}
@keyframes tm-blink{50%{opacity:0}}
.tm-foot-note{margin-top:24px;font-size:.85rem;color:var(--mu);font-family:var(--mono)}
.tm-foot-note p{margin:0}
/* files */
.tm-files{margin-top:26px;background:var(--pan);border:1px solid var(--ln);border-radius:10px;padding:18px 22px}
.tm-files-t{font:600 .95rem var(--mono);color:var(--ink);margin:0 0 10px}
.tm-files ul{list-style:none;margin:0;padding:0}
.tm-files li a{display:grid;grid-template-columns:64px 150px 1fr auto;gap:14px;align-items:center;padding:10px 6px;border-top:1px solid var(--ln);text-decoration:none;color:var(--ink)}
.tm-files li a:hover{background:#f8fafc}
.tm-files img{width:64px;height:40px;object-fit:cover;border-radius:4px}
.tm-files code{font-size:.85rem;color:var(--blue)}
.tm-files span{font-weight:600;line-height:1.35}
.tm-files em{font:400 .8rem var(--mono);color:var(--mu);font-style:normal}
.tm-inline{margin:12px 0 0;font-size:.92rem}
/* footer */
.tm-footer{max-width:900px;margin:0 auto;padding:10px 24px 36px;font-size:.88rem;color:var(--mu)}
.tm-footer p{margin:0 0 10px}
.tm-footer b{color:var(--ink)}
.tm-footer-nav{display:flex;flex-wrap:wrap;gap:6px 18px;font-family:var(--mono)}
.tm-footer-nav a{color:var(--tx)}
.tm-badges{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.tm-badges img{height:32px;width:auto}
.tm-copy{font-family:var(--mono)}
.tm-up{position:fixed;right:18px;bottom:18px;z-index:40;background:var(--ink);color:var(--sky);border:0;border-radius:8px;padding:10px 14px;font:600 .85rem var(--mono);cursor:pointer;opacity:0;visibility:hidden;transition:.2s}
.tm-up.on{opacity:1;visibility:visible}
@media (max-width:860px){
  .tm-nav,.tm-age{display:none}
  .tm-cmd{display:inline-flex}
  .tm-kv{grid-template-columns:1fr 1fr}
  .tm-files li a{grid-template-columns:64px 1fr}
  .tm-files code,.tm-files em{display:none}
}
@media (max-width:640px){
  .tm-bar{padding:10px 14px}
  .tm-logo img{width:180px}
  .tm-main{padding:16px 10px 30px}
  .tm-hero,.tm-text{padding-left:18px;padding-right:18px}
  .tm-calc-fields{grid-template-columns:repeat(3,minmax(0,1fr))}
  .tm-calc-out div{flex-direction:column;gap:0}
  .tm-kv{grid-template-columns:1fr}
  body{font-size:16px}
}