/* Felles stil for /routing/protocols/ og undersidene. Bygger på VPN-typer. */
:root {
  --bg: #0e1018; --surface: #151823; --surface-2: #1a1e2b; --line: #282d3c;
  --text: #eeebe6; --dim: #a7acba; --faint: #7a8193;
  --orange: #ff8a2a; --ember: #e8551c; --amber: #ffc25a; --bad: #ff6b5a; --ok: #6fd3a0;
  --zone: rgba(255, 138, 42, .06); --zone-line: rgba(255, 138, 42, .5);
  --display: "Michroma", "Eurostile", "Arial", sans-serif;
  --sans: "Barlow", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f6f3ee; --surface: #fffdfa; --surface-2: #f2ede6; --line: #e3dbd0;
    --text: #1b1814; --dim: #57524b; --faint: #6b655d;
    --orange: #a8430a; --ember: #8a3507; --amber: #b54d0b; --bad: #c0281a; --ok: #157a48;
    --zone: rgba(234, 122, 18, .07); --zone-line: rgba(176, 70, 9, .45);
    color-scheme: light;
  }
}
:root[data-theme="light"] {
  --bg: #f6f3ee; --surface: #fffdfa; --surface-2: #f2ede6; --line: #e3dbd0;
  --text: #1b1814; --dim: #57524b; --faint: #6b655d;
  --orange: #a8430a; --ember: #8a3507; --amber: #b54d0b; --bad: #c0281a; --ok: #157a48;
  --zone: rgba(234, 122, 18, .07); --zone-line: rgba(176, 70, 9, .45);
  color-scheme: light;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.5 var(--sans); }
.wrap { max-width: 900px; margin: 0 auto; padding: 28px 20px 72px; }
.top { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-bottom: 40px; }
.home { font: 400 0.8rem var(--display); letter-spacing: 0.22em; text-transform: uppercase; color: var(--orange); text-decoration: none; text-shadow: 0 0 10px rgba(255, 138, 42, 0.6); }
.home:hover { color: var(--amber); }
.home:focus-visible { outline: 2px solid var(--orange); outline-offset: 4px; }
.page-title { margin: 0; font-size: 2.2rem; font-weight: 600; line-height: 1.15; color: var(--orange); text-shadow: 0 0 14px rgba(255, 138, 42, 0.5), 0 0 34px rgba(232, 85, 28, 0.25); }
.page-sub { margin: 4px 0 0; color: var(--faint); font: 0.85rem var(--mono); }
.page-lead { margin: 10px 0 0; color: var(--dim); max-width: 62ch; }
.page-lead a, .hint a, .lead a, p a, li a, dd a, td a, .vs a, figcaption a { color: var(--orange); }
.crumb { color: var(--dim); font-size: 0.95rem; margin: 0 0 6px; }
.crumb a { color: var(--orange); text-decoration: none; }
.crumb a:hover { text-decoration: underline; }
::selection { background: var(--orange); color: #fff; }

h2 { margin: 52px 0 4px; font-size: 1.4rem; font-weight: 600; scroll-margin-top: 16px; }
h2 + .lead { margin: 0 0 16px; color: var(--dim); max-width: 66ch; }
h3.minor { margin: 30px 0 4px; font-size: 1.1rem; font-weight: 600; }
h3.minor + .lead { margin: 0 0 12px; color: var(--dim); max-width: 66ch; }
p { max-width: 70ch; }
.hint { font-size: 0.95rem; color: var(--dim); margin-top: 10px; max-width: 70ch; }
code { font-family: var(--mono); font-size: 0.86em; color: var(--text); }
b { font-weight: 600; }

/* Hopp-lenker og bytte mellom protokoller */
.jump, .proto-nav { display: flex; flex-wrap: wrap; gap: 8px 10px; margin: 18px 0 0; padding: 0; list-style: none; }
.jump a, .proto-nav a { display: inline-block; padding: 5px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--text); text-decoration: none; font-size: 0.93rem; }
.jump a:hover, .proto-nav a:hover { border-color: var(--orange); color: var(--orange); }
.jump a:focus-visible, .proto-nav a:focus-visible { outline: 2px solid var(--orange); outline-offset: 2px; }
.proto-nav a { font-family: var(--mono); font-size: 0.88rem; }
.proto-nav a[aria-current="page"] { border-color: var(--orange); background: var(--orange); color: #1a0d04; }
.proto-nav .all { font-family: var(--sans); color: var(--dim); }

/* Faktaboks øverst på hver protokollside */
.facts { margin: 22px 0 0; padding: 4px 18px; background: var(--surface); border: 1px solid var(--line); border-top: 2px solid var(--orange); border-radius: 4px; display: grid; grid-template-columns: max-content 1fr; }
.facts dt, .facts dd { margin: 0; padding: 9px 0; border-bottom: 1px solid var(--line); }
.facts dt { color: var(--dim); padding-right: 24px; }
.facts dt:last-of-type, .facts dd:last-of-type { border-bottom: 0; }
@media (max-width: 520px) { .facts { grid-template-columns: 1fr; } .facts dt { border-bottom: 0; padding-bottom: 0; } }

/* Tabeller */
.table-wrap { overflow-x: auto; margin-top: 14px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 14px 9px 0; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 0.95rem; min-width: 7.5em; }
thead th { font-weight: 600; color: var(--text); }
thead th a { color: var(--orange); text-decoration: none; }
thead th a:hover { text-decoration: underline; }
tbody th { font-weight: 500; color: var(--dim); position: sticky; left: 0; background: var(--bg); }
td.mono, th.mono { font-family: var(--mono); font-size: 0.88rem; }
tr.hl td, tr.hl th { color: var(--orange); }
@media (max-width: 520px) { th, td { font-size: 0.88rem; padding: 8px 10px 8px 0; } }

/* Tegninger */
.fig { overflow-x: auto; margin: 10px 0 14px; padding: 12px 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; }
.fig svg { display: block; width: 100%; min-width: 560px; height: auto; }
.fig figcaption, .figcap { color: var(--dim); font-size: 0.92rem; margin: 6px 4px 0; }
figure.fig { margin-left: 0; margin-right: 0; }
.models { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 14px; margin-top: 14px; }
figure.model { margin: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; padding: 14px 16px 12px; }
figure.model h3 { margin: 0 0 2px; font-size: 1.05rem; font-weight: 600; color: var(--orange); }
figure.model .who { color: var(--faint); font: 0.8rem var(--mono); margin: 0 0 6px; }
figure.model svg { display: block; width: 100%; height: auto; }
figure.model figcaption { color: var(--dim); font-size: 0.92rem; margin-top: 6px; }

.d-box { fill: var(--surface-2); stroke: var(--line); stroke-width: 1.5; }
.d-zone { fill: var(--zone); stroke: var(--zone-line); stroke-width: 1.3; stroke-dasharray: 5 4; }
.d-zone2 { fill: none; stroke: var(--faint); stroke-width: 1.2; stroke-dasharray: 4 4; }
.d-cloud { fill: none; stroke: var(--faint); stroke-width: 1.5; stroke-dasharray: 4 4; }
.d-line { fill: none; stroke: var(--faint); stroke-width: 1.5; }
.d-slow { fill: none; stroke: var(--faint); stroke-width: 1.5; stroke-dasharray: 2 4; }
.d-ctl { fill: none; stroke: var(--faint); stroke-width: 1.2; stroke-dasharray: 3 4; }
.d-tun { fill: none; stroke: var(--orange); stroke-width: 3; stroke-linecap: round; }
.d-tun.thin { stroke-width: 2; }
.d-dash { fill: none; stroke: var(--orange); stroke-width: 1.6; stroke-dasharray: 5 4; }
.d-badl { fill: none; stroke: var(--bad); stroke-width: 2; stroke-dasharray: 5 4; }
.d-dot { fill: var(--orange); }
.d-mk { fill: var(--faint); }
.d-mkb { fill: var(--bad); }
.d-node { fill: var(--surface); stroke: var(--orange); stroke-width: 1.5; }
.d-node.dim { stroke: var(--faint); }
.d-t { fill: var(--text); font: 500 12px var(--sans); }
.d-h { fill: var(--text); font: 600 13px var(--sans); }
.d-s { fill: var(--dim); font: 400 11px var(--sans); }
.d-m { fill: var(--dim); font: 400 10.5px var(--mono); }
.d-o { fill: var(--orange); font: 600 11px var(--sans); }
.d-om { fill: var(--orange); font: 600 10.5px var(--mono); }
.d-bad { fill: var(--bad); font: 600 11px var(--sans); }
.d-okt { fill: var(--ok); font: 600 11px var(--sans); }
.d-x { stroke: var(--bad); stroke-width: 2.4; stroke-linecap: round; }
.d-bg { fill: var(--bg); }
.d-mini { fill: none; stroke: var(--orange); stroke-width: 1; }
.d-ck { fill: none; stroke: var(--orange); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.d-sep { stroke: var(--line); stroke-width: 1; }
.d-hot { fill: var(--zone); stroke: var(--orange); stroke-width: 1.2; }

/* Fordeler/ulemper, «passer når», sammenligning */
.pc { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 16px; }
.pc > div { padding: 12px 14px; border-radius: 4px; background: var(--surface); border: 1px solid var(--line); }
.pc h3 { margin: 0 0 6px; font-size: 1rem; font-weight: 600; }
.pc .pro h3 { color: var(--orange); }
.pc .con h3 { color: var(--bad); }
.pc ul { margin: 0; padding-left: 1.1em; font-size: 0.95rem; color: var(--dim); }
.pc li { margin: 0 0 6px; }
.pc li b { color: var(--text); }
@media (max-width: 620px) { .pc { grid-template-columns: 1fr; } }
.fit { margin: 14px 0 0; padding: 10px 14px; border-left: 2px solid var(--orange); background: var(--surface); font-size: 0.96rem; max-width: 74ch; }
.fit b:first-child { color: var(--orange); }
.fit.no { border-left-color: var(--bad); }
.fit.no b:first-child { color: var(--bad); }
.vs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 8px; }
.vs > div { padding: 10px 12px; border: 1px solid var(--line); border-radius: 4px; font-size: 0.94rem; color: var(--dim); background: var(--surface); }
.vs > div b:first-child { display: block; color: var(--text); margin-bottom: 2px; }
.vs > div.rec { border-color: var(--orange); }
@media (max-width: 620px) { .vs { grid-template-columns: 1fr; } }

ol.steps { margin: 0; padding-left: 1.4em; max-width: 70ch; }
ol.steps li { margin: 0 0 7px; }
ol.steps li::marker { color: var(--orange); font-weight: 600; }
ul.plain { margin: 0; padding-left: 1.1em; max-width: 70ch; }
ul.plain li { margin: 0 0 7px; }
ul.check { margin: 6px 0 0; padding: 0; list-style: none; max-width: 72ch; }
ul.check li { position: relative; padding: 8px 0 8px 26px; border-bottom: 1px solid var(--line); }
ul.check li::before { content: ""; position: absolute; left: 4px; top: 15px; width: 9px; height: 9px; border: 2px solid var(--orange); border-radius: 2px; }
ul.check li span { display: block; color: var(--dim); font-size: 0.93rem; }

/* Eksempel på konfigurasjon */
pre.code { margin: 10px 0 0; padding: 14px 16px; overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-left: 2px solid var(--orange); border-radius: 0 4px 4px 0; font: 0.86rem/1.55 var(--mono); color: var(--text); }
pre.code .c { color: var(--faint); }


/* Kort til undersidene */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; margin-top: 14px; }
a.pcard { display: block; padding: 16px 18px; background: var(--surface); border: 1px solid var(--line); border-top: 2px solid var(--orange); border-radius: 4px; color: inherit; text-decoration: none; }
a.pcard:hover { border-color: var(--orange); }
a.pcard:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
a.pcard h3 { margin: 0; font-size: 1.25rem; font-weight: 600; color: var(--orange); }
a.pcard .sub { color: var(--faint); font: 0.8rem var(--mono); margin: 2px 0 8px; }
a.pcard p { margin: 0; color: var(--dim); font-size: 0.95rem; }
a.pcard .go { display: inline-block; margin-top: 10px; color: var(--orange); font-size: 0.92rem; }
a.pcard.old { border-top-color: var(--faint); }

dl.words { margin: 14px 0 0; display: grid; grid-template-columns: max-content 1fr; }
dl.words dt, dl.words dd { padding: 10px 0; border-bottom: 1px solid var(--line); margin: 0; }
dl.words dt { font-weight: 600; padding-right: 24px; }
dl.words dd { color: var(--dim); }
@media (max-width: 520px) { dl.words { grid-template-columns: 1fr; } dl.words dt { border-bottom: 0; padding-bottom: 0; } }
.advice { margin-top: 14px; padding: 16px 18px; background: var(--surface); border-left: 2px solid var(--orange); border-radius: 0 4px 4px 0; }
.advice ul { margin: 0; padding-left: 1.1em; }
.advice li { margin: 0 0 8px; }
.advice li:last-child { margin-bottom: 0; }

.pager { display: flex; justify-content: space-between; gap: 14px; margin-top: 48px; padding-top: 18px; border-top: 1px solid var(--line); }
.pager a { color: var(--orange); text-decoration: none; }
.pager a:hover { text-decoration: underline; }
.pager span { display: block; color: var(--faint); font-size: 0.85rem; }
.pager .next { text-align: right; margin-left: auto; }
footer { margin-top: 40px; color: var(--faint); font-size: 0.9rem; }

/* Temabryter */
.theme-toggle { position: absolute; top: 20px; right: 20px; z-index: 2; width: 64px; height: 32px; padding: 0; border-radius: 999px; cursor: pointer; background: var(--surface); border: 1px solid var(--line); box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.25); }
.theme-toggle .ico { position: absolute; top: 50%; width: 14px; height: 14px; margin-top: -7px; color: var(--faint); }
.theme-toggle .ico.sun { left: 9px; }
.theme-toggle .ico.moon { right: 9px; }
.theme-toggle .knob { position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; background: #fffdfa; color: var(--orange); box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3); }
.theme-toggle .knob svg { width: 14px; height: 14px; }
.theme-toggle .knob .moon { display: none; }
.theme-toggle[aria-checked="true"] .knob { transform: translateX(32px); background: linear-gradient(135deg, var(--amber), var(--orange) 55%, var(--ember)); color: #1a0d04; box-shadow: 0 0 10px rgba(255, 138, 42, 0.75), 0 0 22px rgba(232, 85, 28, 0.35); }
.theme-toggle[aria-checked="true"] .knob .sun { display: none; }
.theme-toggle[aria-checked="true"] .knob .moon { display: block; }
.theme-toggle.ready .knob { transition: transform .3s cubic-bezier(.4, 1.4, .5, 1), background .3s, box-shadow .3s; }
.theme-toggle:hover { border-color: var(--orange); }
.theme-toggle:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { .theme-toggle.ready .knob { transition: none; } }

/* Lyst tema: finpuss (temavelgeren gjentas foran hver selektor) */
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) .home, :root:not([data-theme="dark"]) .page-title { text-shadow: none; }
  :root:not([data-theme="dark"]) .theme-toggle { background: #fffdfa; box-shadow: 0 1px 3px rgba(70, 45, 20, .12); }
  :root:not([data-theme="dark"]) .theme-toggle .knob { background: linear-gradient(135deg, #ffb24a, #c2560d); color: #fff; box-shadow: 0 1px 4px rgba(176, 70, 9, .45); }
  :root:not([data-theme="dark"]) .fig, :root:not([data-theme="dark"]) figure.model, :root:not([data-theme="dark"]) .facts, :root:not([data-theme="dark"]) a.pcard, :root:not([data-theme="dark"]) .advice, :root:not([data-theme="dark"]) .pc > div { box-shadow: 0 1px 3px rgba(70, 45, 20, .08); }
  :root:not([data-theme="dark"]) .proto-nav a[aria-current="page"] { color: #fff; }
}
:root[data-theme="light"] .home, :root[data-theme="light"] .page-title { text-shadow: none; }
:root[data-theme="light"] .theme-toggle { background: #fffdfa; box-shadow: 0 1px 3px rgba(70, 45, 20, .12); }
:root[data-theme="light"] .theme-toggle .knob { background: linear-gradient(135deg, #ffb24a, #c2560d); color: #fff; box-shadow: 0 1px 4px rgba(176, 70, 9, .45); }
:root[data-theme="light"] .fig, :root[data-theme="light"] figure.model, :root[data-theme="light"] .facts, :root[data-theme="light"] a.pcard, :root[data-theme="light"] .advice, :root[data-theme="light"] .pc > div { box-shadow: 0 1px 3px rgba(70, 45, 20, .08); }
:root[data-theme="light"] .proto-nav a[aria-current="page"] { color: #fff; }

/* Se forskjellen: animert sammenligning av protokollene (4. november 2026, motoren er /js/anim.js som på /vpn/).
   Uten JavaScript vises alle fire under hverandre som stillbilder. */
:root { --ra-plain: #6cb6ff; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) { --ra-plain: #1f5f9e; } }
:root[data-theme="light"] { --ra-plain: #1f5f9e; }
.ranim { margin-top: 14px; }
.va-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0 0 12px; }
.va-tabs { display: flex; flex-wrap: wrap; gap: 6px; }
.va-tabs button, .va-play {
  appearance: none; font: 500 0.9rem var(--sans); color: var(--dim); background: transparent;
  border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; cursor: pointer;
}
.va-tabs button { font-family: var(--mono); font-size: 0.88rem; }
.va-tabs button:hover, .va-play:hover { color: var(--text); border-color: var(--orange); }
.va-tabs button[aria-selected="true"] { color: var(--text); border-color: var(--orange); background: var(--surface); }
.va-tabs button:focus-visible, .va-play:focus-visible { outline: 2px solid var(--orange); outline-offset: 2px; }
.va-play { margin-left: auto; }
figure.va { margin: 0 0 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; padding: 14px 16px 16px; }
figure.va h3 { margin: 0 0 6px; font-size: 1.05rem; font-weight: 600; color: var(--orange); }
.ranim.on figure.va { display: none; }
.ranim.on figure.va.cur { display: block; }
.ranim.on figure.va h3 { display: none; }
.ranim:not(.on) [data-static="0"] { display: none; }
figure.va svg { display: block; width: 100%; max-width: 600px; height: auto; margin: 0 auto; }
.va-fail { fill: none; stroke: var(--bad); stroke-width: 3; stroke-dasharray: 6 4; }
.va-p { fill: none; stroke: none; }
.va-dot { stroke: var(--surface); stroke-width: 1.5; }
.va-dot.upd { fill: var(--orange); }
.va-dot.hello { fill: var(--ok); }
.va-dot.plain { fill: var(--ra-plain); }
.va-dot.bad { fill: var(--bad); }
.ra-phase { fill: var(--text); font: 500 13px var(--sans); }
.ra-tab { fill: var(--surface-2); stroke: var(--line); stroke-width: 1.2; }
.va-legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 18px; margin: 6px 0 0; font-size: 0.85rem; color: var(--dim); }
.va-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }
.va-legend .upd { background: var(--orange); }
.va-legend .hello { background: var(--ok); }
.va-legend .plain { background: var(--ra-plain); }
.va-legend .bad { background: var(--bad); }
figure.va figcaption { margin-top: 12px; color: var(--dim); font-size: 0.95rem; max-width: 70ch; }
dl.va-f { display: grid; grid-template-columns: max-content 1fr; gap: 4px 18px; margin: 10px 0 0; font-size: 0.92rem; }
dl.va-f dt { color: var(--dim); }
dl.va-f dd { margin: 0; }
.va-more { margin: 10px 0 0; font-size: 0.92rem; }
.va-more a { color: var(--orange); }
@media (max-width: 520px) {
  dl.va-f { grid-template-columns: 1fr; gap: 0; }
  dl.va-f dd { margin-bottom: 6px; }
  .va-play { margin-left: 0; }
}