/* @license GPL-2.0-or-later https://www.drupal.org/licensing/faq */
:root{--ground:#eef2f1;--panel:#ffffff;--panel-2:#e6edec;--ink:#101f1e;--muted:#55696a;--line:#d2dcdb;--line-strong:#b9c7c6;--accent:#0d8397;--accent-ink:#ffffff;--ok:#2f8f5b;--warn:#a9760f;--crit:#c04a42;--shadow:0 1px 2px rgba(16,31,30,.05),0 12px 32px -18px rgba(16,31,30,.25);--mono:ui-monospace,"SF Mono","JetBrains Mono","Menlo","Consolas",monospace;--sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--wrap:70rem;--step-eyebrow:.74rem;--step-hero:clamp(2.4rem,6.2vw,4.3rem);--step-h2:clamp(1.55rem,3.2vw,2.25rem);--step-h3:1.12rem;--step-body:1.05rem;}@media (prefers-color-scheme:dark){:root{--ground:#0b1517;--panel:#101e21;--panel-2:#16272a;--ink:#e9f1f0;--muted:#8ba09f;--line:#223639;--line-strong:#2e474b;--accent:#40bfd0;--accent-ink:#04191c;--ok:#6cc08a;--warn:#e0a836;--crit:#e5605a;--shadow:0 1px 2px rgba(0,0,0,.3),0 18px 40px -22px rgba(0,0,0,.7);}}:root[data-theme="light"]{--ground:#eef2f1;--panel:#ffffff;--panel-2:#e6edec;--ink:#101f1e;--muted:#55696a;--line:#d2dcdb;--line-strong:#b9c7c6;--accent:#0d8397;--accent-ink:#ffffff;--ok:#2f8f5b;--warn:#a9760f;--crit:#c04a42;--shadow:0 1px 2px rgba(16,31,30,.05),0 12px 32px -18px rgba(16,31,30,.25);}:root[data-theme="dark"]{--ground:#0b1517;--panel:#101e21;--panel-2:#16272a;--ink:#e9f1f0;--muted:#8ba09f;--line:#223639;--line-strong:#2e474b;--accent:#40bfd0;--accent-ink:#04191c;--ok:#6cc08a;--warn:#e0a836;--crit:#e5605a;--shadow:0 1px 2px rgba(0,0,0,.3),0 18px 40px -22px rgba(0,0,0,.7);}*{box-sizing:border-box;}body{margin:0;background:var(--ground);color:var(--ink);font-family:var(--sans);font-size:var(--step-body);line-height:1.62;-webkit-font-smoothing:antialiased;}.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:1.5rem;}a{color:inherit;}h1,h2,h3{text-wrap:balance;line-height:1.08;margin:0;}.eyebrow{font-family:var(--mono);font-size:var(--step-eyebrow);letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:0 0 1rem;display:flex;align-items:center;gap:.6rem;}.eyebrow::before{content:"";width:1.4rem;height:1px;background:var(--accent);opacity:.6;}.bar{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--ground) 86%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}.bar__in{display:flex;align-items:center;justify-content:space-between;height:3.7rem;}.mark{display:flex;align-items:center;gap:.55rem;font-family:var(--mono);font-weight:600;letter-spacing:-.01em;}.mark__cur{width:.72rem;height:1.02rem;background:var(--accent);border-radius:1px;display:inline-block;}.bar nav{display:flex;align-items:center;gap:1.6rem;}.bar nav a{font-family:var(--mono);font-size:.82rem;color:var(--muted);text-decoration:none;}.bar nav a:hover{color:var(--ink);}.bar .btn{padding:.5rem .9rem;}@media (max-width:40rem){.bar nav a.hide-sm{display:none;}}.btn{font-family:var(--mono);font-size:.84rem;letter-spacing:.01em;text-decoration:none;border-radius:7px;padding:.72rem 1.1rem;display:inline-flex;align-items:center;gap:.5rem;border:1px solid transparent;transition:transform .15s ease,background .15s ease,border-color .15s ease;}.btn--primary{background:var(--accent);color:var(--accent-ink);font-weight:600;}.btn--primary:hover{transform:translateY(-1px);}.btn--ghost{border-color:var(--line-strong);color:var(--ink);}.btn--ghost:hover{border-color:var(--accent);color:var(--accent);}.hero{padding:clamp(3.5rem,8vw,6.5rem) 0 clamp(2.5rem,5vw,4rem);}.hero h1{font-size:var(--step-hero);font-weight:800;letter-spacing:-.03em;max-width:16ch;}.hero p.lede{font-size:clamp(1.1rem,1.9vw,1.32rem);color:var(--muted);max-width:46ch;margin:1.5rem 0 2rem;}.hero .cta{display:flex;flex-wrap:wrap;gap:.8rem;}.gate{margin-top:clamp(2.5rem,6vw,4.5rem);display:grid;grid-template-columns:1fr auto 1fr;align-items:stretch;gap:0;border:1px solid var(--line);border-radius:14px;background:var(--panel);box-shadow:var(--shadow);overflow:hidden;}.node{padding:1.6rem 1.5rem;display:flex;flex-direction:column;justify-content:center;gap:.5rem;}.node--site{text-align:right;align-items:flex-end;}.node__k{font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);}.node__v{font-weight:700;font-size:1.15rem;letter-spacing:-.01em;}.node__sub{font-size:.9rem;color:var(--muted);}.valve{border-inline:1px solid var(--line);background:var(--panel-2);padding:1.4rem 1.5rem;min-width:min(20rem,60vw);display:flex;flex-direction:column;gap:.7rem;position:relative;}.valve__label{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);text-align:center;}.chips{display:flex;flex-wrap:wrap;gap:.45rem;justify-content:center;}.chip{font-family:var(--mono);font-size:.76rem;padding:.3rem .6rem;border-radius:999px;border:1px solid color-mix(in srgb,var(--accent) 45%,var(--line));color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,transparent);white-space:nowrap;}.chip--deny{border-color:color-mix(in srgb,var(--crit) 45%,var(--line));color:var(--crit);background:color-mix(in srgb,var(--crit) 10%,transparent);text-decoration:line-through;text-decoration-thickness:1.5px;opacity:.92;}.valve__deny{text-align:center;font-family:var(--mono);font-size:.72rem;color:var(--crit);letter-spacing:.04em;}@media (max-width:46rem){.gate{grid-template-columns:1fr;}.node--site{text-align:left;align-items:flex-start;}.valve{border-inline:0;border-block:1px solid var(--line);}}section{padding:clamp(3rem,7vw,5.5rem) 0;border-top:1px solid var(--line);}.sec-head{max-width:40ch;margin-bottom:2.5rem;}.sec-head h2{font-size:var(--step-h2);font-weight:780;letter-spacing:-.02em;}.sec-head p{color:var(--muted);margin:.9rem 0 0;}.lead-line{font-size:clamp(1.3rem,2.6vw,1.7rem);font-weight:600;letter-spacing:-.01em;max-width:24ch;line-height:1.25;}.lead-line .q{color:var(--muted);font-weight:500;}.grid{display:grid;gap:1rem;}.grid--2{grid-template-columns:repeat(2,1fr);}.grid--3{grid-template-columns:repeat(3,1fr);}@media (max-width:52rem){.grid--2,.grid--3{grid-template-columns:1fr;}}.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1.5rem 1.5rem 1.6rem;display:flex;flex-direction:column;gap:.6rem;}.card h3{font-size:var(--step-h3);font-weight:700;letter-spacing:-.01em;}.card p{margin:0;color:var(--muted);font-size:.98rem;}.card__k{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);}.card ul{margin:.3rem 0 0;padding-left:1.05rem;color:var(--muted);font-size:.93rem;}.card ul li{margin:.18rem 0;}.steps{display:grid;gap:.7rem;counter-reset:step;}.step{display:grid;grid-template-columns:auto 1fr;gap:1.1rem;align-items:baseline;padding:1.05rem 1.3rem;border:1px solid var(--line);border-radius:10px;background:var(--panel);}.step__n{font-family:var(--mono);font-size:.8rem;color:var(--accent);font-weight:600;}.step__t{font-weight:650;letter-spacing:-.01em;}.step__d{color:var(--muted);font-size:.95rem;margin-top:.15rem;}.rail{display:flex;flex-wrap:wrap;gap:.6rem;}.rail .chip{font-size:.82rem;padding:.5rem .85rem;}.refuse{border:1px solid color-mix(in srgb,var(--crit) 38%,var(--line));background:color-mix(in srgb,var(--crit) 7%,var(--panel));border-radius:12px;padding:clamp(1.6rem,3vw,2.4rem);}.refuse ul{list-style:none;margin:1.2rem 0 0;padding:0;display:grid;gap:.55rem;}.refuse li{display:flex;gap:.7rem;align-items:baseline;font-size:.98rem;}.refuse li .x{color:var(--crit);font-family:var(--mono);font-weight:700;}.code{font-family:var(--mono);font-size:.84rem;line-height:1.7;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:1.1rem 1.2rem;overflow-x:auto;color:var(--ink);}.code .c{color:var(--muted);}.code .a{color:var(--accent);}.code .ok{color:var(--ok);}.code .cr{color:var(--crit);}footer{border-top:1px solid var(--line);padding:3rem 0;}.foot{display:flex;flex-wrap:wrap;gap:1.2rem;justify-content:space-between;align-items:center;}.foot .meta{font-family:var(--mono);font-size:.78rem;color:var(--muted);letter-spacing:.02em;}.foot a{color:var(--accent);text-decoration:none;font-family:var(--mono);font-size:.82rem;}.reveal{opacity:1;}@media (prefers-reduced-motion:no-preference){.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease;}.js .reveal.in{opacity:1;transform:none;}}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px;}