:root{
  --bg:#fff7ed;
  --paper:#fffdf8;
  --ink:#24120f;
  --muted:#715b53;
  --line:#efd8c8;
  --red:#b42318;
  --red2:#7a1711;
  --gold:#f4a51c;
  --cream:#fff3df;
  --shadow:0 14px 42px rgba(122,23,17,.12);
  --font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.65}
a{color:inherit}
.idn-skip{position:fixed;left:18px;top:-80px;z-index:1000;background:#fff;padding:10px 14px;border:1px solid var(--line);border-radius:999px}
.idn-skip:focus{top:18px}
.idn-top{border-bottom:1px solid var(--line);background:rgba(255,247,237,.94);position:sticky;top:0;z-index:50;backdrop-filter:blur(10px)}
.idn-top__bar{width:min(1060px,calc(100% - 28px));height:66px;margin:0 auto;display:flex;align-items:center;gap:18px}
.idn-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.idn-logo span{width:38px;height:38px;border-radius:50%;background:var(--red);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:900}
.idn-logo b{font-size:16px;letter-spacing:-.02em}
.idn-nav{margin-left:auto;display:flex;gap:8px;align-items:center}
.idn-nav a{font-size:13px;font-weight:800;text-decoration:none;border:1px solid transparent;border-radius:999px;padding:8px 12px;color:#4c2f28}
.idn-nav a:hover{background:#fff;border-color:var(--line)}
.idn-menu{display:none;margin-left:auto;border:0;background:transparent;align-items:center;gap:5px;padding:8px;color:var(--ink)}
.idn-menu span{display:block;width:20px;height:2px;background:currentColor}
.idn-menu b{font-size:12px;margin-left:5px}
.idn-main{width:min(1060px,calc(100% - 28px));margin:0 auto;padding:34px 0 70px}
.idn-console{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:stretch;margin:18px 0 26px}
.idn-console__intro{background:linear-gradient(135deg,#fff 0%,#fff1dd 100%);border:1px solid var(--line);border-radius:26px;padding:34px;box-shadow:var(--shadow)}
.idn-console__intro span,.idn-label,.idn-flow header span,.idn-directory header span,.idn-reading aside span,.idn-faq header span,.idn-doc__head>span{display:block;text-transform:uppercase;letter-spacing:.14em;color:var(--red);font-size:11px;font-weight:900}
.idn-console h1{font-size:clamp(38px,5.8vw,70px);line-height:.98;letter-spacing:-.06em;margin:12px 0 16px}
.idn-console p{font-size:18px;color:var(--muted);max-width:660px;margin:0}
.idn-access{background:var(--red2);color:#fff;border-radius:26px;padding:26px;box-shadow:0 18px 44px rgba(122,23,17,.24)}
.idn-access small{text-transform:uppercase;letter-spacing:.12em;color:#ffd7c9;font-weight:900}
.idn-access strong{display:block;font-size:43px;letter-spacing:-.05em;margin:6px 0 18px}
.idn-access__actions{display:flex;gap:10px;margin-bottom:20px}
.idn-access a,.idn-access button,.idn-ipbar a,.idn-ipbar button{border:0;border-radius:12px;padding:11px 13px;font-weight:900;text-decoration:none;cursor:pointer}
.idn-access a{background:#fff;color:var(--red2)}
.idn-access button{background:#44100c;color:#fff}
.is-copied{outline:2px solid var(--gold)}
.idn-access ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.idn-access li{display:flex;justify-content:space-between;gap:12px;border-top:1px solid rgba(255,255,255,.18);padding-top:9px}
.idn-access b{font-size:12px}.idn-access li span{font-size:12px;color:#ffe7dd;text-align:right}
.idn-flow,.idn-two,.idn-directory,.idn-reading,.idn-faq,.idn-doc{margin-top:28px}
.idn-flow{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden}
.idn-flow header,.idn-directory header,.idn-faq header{padding:24px 26px;border-bottom:1px solid var(--line)}
.idn-flow h2,.idn-directory h2,.idn-faq h2,.idn-two h2,.idn-doc-section h2{font-size:clamp(26px,3vw,38px);line-height:1.08;letter-spacing:-.045em;margin:7px 0 0}
.idn-flow ol{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr)}
.idn-flow li{padding:22px;border-right:1px solid var(--line);min-height:170px}
.idn-flow li:last-child{border-right:0}
.idn-flow li b{color:var(--gold);font-size:12px}.idn-flow strong{display:block;margin:8px 0 6px}.idn-flow span{color:var(--muted);font-size:13px}
.idn-flow code{background:var(--cream);border:1px solid var(--line);border-radius:6px;padding:2px 5px}
.idn-two{display:grid;grid-template-columns:.85fr 1.15fr;gap:18px;align-items:start}
.idn-two>div:first-child{padding:26px;background:#2b1713;color:#fff;border-radius:22px}
.idn-two p{color:#f4d7cb;margin:10px 0 0}
.idn-test-list{display:grid;gap:10px}
.idn-test-list label{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;font-weight:750}
.idn-test-list input{accent-color:var(--red);margin-top:6px}
.idn-directory header p{color:var(--muted);margin:8px 0 0}
.idn-directory__rows{display:grid;gap:8px}
.idn-directory__rows a{display:grid;grid-template-columns:42px 180px 1fr 24px;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:15px;padding:15px 18px;text-decoration:none}
.idn-directory__rows a:hover,.idn-guide-lines a:hover,.idn-related a:hover{border-color:#e8a391;box-shadow:0 8px 26px rgba(180,35,24,.10)}
.idn-directory__rows em{font-style:normal;color:var(--gold);font-size:12px;font-weight:900}
.idn-directory__rows strong{font-size:18px}.idn-directory__rows span{color:var(--muted);font-size:13px}.idn-directory__rows i{font-style:normal;color:var(--red);font-weight:900}
.idn-guide-lines{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.idn-guide-lines a,.idn-related a{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;text-decoration:none;display:flex;flex-direction:column}
.idn-guide-lines small,.idn-related small{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--red);font-weight:900}
.idn-guide-lines b,.idn-related b{font-size:18px;margin:7px 0}.idn-guide-lines span,.idn-related span{font-size:13px;color:var(--muted)}
.idn-reading{display:grid;grid-template-columns:210px minmax(0,1fr);gap:20px;align-items:start}
.idn-reading aside{position:sticky;top:88px;background:#fff3e6;border:1px solid var(--line);border-radius:18px;padding:18px}
.idn-reading nav,.idn-toc{display:flex;flex-direction:column;gap:8px;margin-top:12px}
.idn-reading a,.idn-toc a{font-size:13px;text-decoration:none;color:#6b3a2e;line-height:1.35}
.idn-reading a.is-sub,.idn-toc a.is-sub{padding-left:12px;font-size:12px}
.idn-prose{background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px}
.idn-prose h2{font-size:30px;line-height:1.14;letter-spacing:-.04em;margin:36px 0 12px}
.idn-prose h2:first-child{margin-top:0}
.idn-prose h3{font-size:21px;margin:26px 0 8px}
.idn-prose p,.idn-prose li{color:#523e38}
.idn-prose a{color:var(--red);font-weight:800}
.idn-prose code{background:#fff2df;border:1px solid var(--line);border-radius:6px;padding:2px 6px}
.idn-prose table{border-collapse:collapse;width:100%;font-size:14px}.idn-prose th,.idn-prose td{border:1px solid var(--line);padding:10px;text-align:left}
.idn-faq>div{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.idn-faq details{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden}
.idn-faq summary{list-style:none;cursor:pointer;padding:15px 18px;display:flex;justify-content:space-between;gap:16px;font-weight:900}
.idn-faq summary::-webkit-details-marker{display:none}.idn-faq i{font-style:normal;color:var(--red)}.idn-faq p{margin:0;padding:0 18px 18px;color:var(--muted);font-size:14px}
.idn-doc{max-width:900px;margin:0 auto}
.idn-doc__head{padding:34px 0 22px}.idn-doc__head h1{font-size:clamp(38px,5vw,64px);line-height:1;letter-spacing:-.06em;margin:10px 0}.idn-doc__intro{font-size:18px;color:var(--muted)}
.idn-ipbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:#2b1713;color:#fff;border-radius:18px;padding:14px 16px;margin-bottom:16px}
.idn-ipbar span{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#ffd7c9;font-weight:900}.idn-ipbar b{font-size:22px;margin-right:auto}.idn-ipbar a{background:#fff;color:#2b1713}.idn-ipbar button{background:#5a1b14;color:#fff}
.idn-toc{background:#fff3e6;border:1px solid var(--line);border-radius:16px;padding:14px 16px;margin-bottom:16px}
.idn-doc-section{margin-top:26px}
.idn-related>div{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.idn-footer{width:min(1060px,calc(100% - 28px));margin:0 auto;padding:34px 0;border-top:1px solid var(--line);color:var(--muted)}
.idn-footer__grid{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:start}.idn-footer b{display:block;color:var(--ink)}.idn-footer p{margin:6px 0 0;max-width:520px}.idn-footer nav{display:flex;gap:12px;flex-wrap:wrap}.idn-footer a{text-decoration:none;font-weight:800;color:#5b3129}.idn-footer small{display:block;margin-top:18px}
@media(max-width:820px){
  .idn-menu{display:flex}.idn-nav{display:none;position:absolute;left:14px;right:14px;top:72px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.idn-top.is-open .idn-nav{display:flex}.idn-nav a{padding:10px 12px}
  .idn-console,.idn-two,.idn-reading,.idn-footer__grid{grid-template-columns:1fr}
  .idn-flow ol{grid-template-columns:1fr 1fr}.idn-flow li:nth-child(2){border-right:0}.idn-flow li{border-bottom:1px solid var(--line)}
  .idn-reading aside{position:static}.idn-directory__rows a{grid-template-columns:36px 150px 1fr 18px}.idn-faq>div,.idn-related>div{grid-template-columns:1fr}
}
@media(max-width:560px){
  .idn-main{width:calc(100% - 22px);padding-top:20px}.idn-console__intro,.idn-access,.idn-prose{padding:22px;border-radius:18px}.idn-console h1,.idn-doc__head h1{font-size:39px}
  .idn-flow ol,.idn-guide-lines{grid-template-columns:1fr}.idn-flow li{border-right:0!important}.idn-directory__rows a{grid-template-columns:34px 1fr 20px}.idn-directory__rows span{grid-column:2 / span 2}.idn-access__actions{flex-direction:column}.idn-access a,.idn-access button{width:100%;text-align:center}
}

/* Breadcrumb for IP and router-brand landing pages */
.idn-breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin:0;padding:0 0 8px;color:var(--muted);font-size:14px;line-height:1.5}.idn-breadcrumb a{color:var(--red);font-weight:800;text-decoration:none}.idn-breadcrumb a:hover{text-decoration:underline}.idn-breadcrumb [aria-current="page"]{color:var(--ink);font-weight:700}.idn-breadcrumb span[aria-hidden="true"]{color:#a7a097}
@media(max-width:560px){.idn-breadcrumb{font-size:13px;gap:7px;padding-bottom:4px}}