/* =====================================================================
   Leistungsprüfung – Lernhilfe · Theme „Signal“
   Feuerwehr-Signalgestaltung: Warnbeschilderung + Fahrzeuglackierung.
   Rot = Löscheinsatz · Blau = Hilfeleistungseinsatz · Warnweste-Gelb = aktiv.
   Helles Theme als Standard, dunkles Theme über Systemeinstellung oder Umschalter.
   ===================================================================== */

@font-face{font-family:"Oswald";font-style:normal;font-weight:200 700;font-display:swap;src:url(fonts/oswald-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Oswald";font-style:normal;font-weight:200 700;font-display:swap;src:url(fonts/oswald-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:100 700;font-display:swap;src:url(fonts/plexsans-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:100 700;font-display:swap;src:url(fonts/plexsans-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

/* ---- Tokens: helles Theme (Standard) --------------------------------- */
:root{
  --display:"Oswald","Arial Narrow",system-ui,sans-serif;
  --body:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","Cascadia Mono","Consolas",monospace;

  --bg:#eceef0;
  --bg-tint:#e2e5e8;
  --surface:#ffffff;
  --surface-2:#e7eaec;
  --line:#d2d6da;
  --line-strong:#bcc1c6;
  --ink:#15171a;
  --ink-soft:#54595f;
  --ink-faint:#888e94;

  --hi:#ffd23f;
  --hi-ink:#1b1b16;
  --hi-soft:rgba(255,210,63,.18);

  --ok:#2e7d46;
  --warn:#b25a00;

  --shadow-1:0 1px 2px rgba(20,22,24,.06),0 2px 8px rgba(20,22,24,.06);
  --shadow-2:0 8px 22px rgba(20,22,24,.12),0 2px 6px rgba(20,22,24,.08);

  --r-lg:12px;--r-md:9px;--r-sm:6px;

  color-scheme:light;

  /* Fallback-Akzent bis app.js data-domain setzt */
  --acc:#c92a1c;--acc-ink:#fff;--acc-text:#b0241a;--acc-soft:rgba(201,42,28,.12);
}

/* Akzent je Bereich – helles Theme */
:root[data-domain="wasser"]{--acc:#c92a1c;--acc-ink:#fff;--acc-text:#b0241a;--acc-soft:rgba(201,42,28,.12)}
:root[data-domain="thl"]{--acc:#1f56b0;--acc-ink:#fff;--acc-text:#1a4a9c;--acc-soft:rgba(31,86,176,.12)}

/* ---- Tokens: dunkles Theme ----------------------------------------- */
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#131417;
    --bg-tint:#17181a;
    --surface:#202225;
    --surface-2:#26282c;
    --line:#34373c;
    --line-strong:#474b51;
    --ink:#ededec;
    --ink-soft:#a7abb0;
    --ink-faint:#73777d;
    --hi:#ffd23f;--hi-ink:#1b1b16;--hi-soft:rgba(255,210,63,.13);
    --ok:#4caf6a;
    --warn:#dc8f2f;
    --shadow-1:0 1px 2px rgba(0,0,0,.42),0 2px 10px rgba(0,0,0,.3);
    --shadow-2:0 10px 30px rgba(0,0,0,.5),0 2px 6px rgba(0,0,0,.4);
    color-scheme:dark;
  }
  :root:not([data-theme="light"])[data-domain="wasser"]{--acc:#d8382a;--acc-ink:#fff;--acc-text:#f08072;--acc-soft:rgba(216,56,42,.17)}
  :root:not([data-theme="light"])[data-domain="thl"]{--acc:#2f6fd0;--acc-ink:#fff;--acc-text:#83b2f2;--acc-soft:rgba(47,111,208,.18)}
}
:root[data-theme="dark"]{
  --bg:#131417;--bg-tint:#17181a;--surface:#202225;--surface-2:#26282c;
  --line:#34373c;--line-strong:#474b51;--ink:#ededec;--ink-soft:#a7abb0;--ink-faint:#73777d;
  --hi:#ffd23f;--hi-ink:#1b1b16;--hi-soft:rgba(255,210,63,.13);
  --ok:#4caf6a;--warn:#dc8f2f;
  --shadow-1:0 1px 2px rgba(0,0,0,.42),0 2px 10px rgba(0,0,0,.3);
  --shadow-2:0 10px 30px rgba(0,0,0,.5),0 2px 6px rgba(0,0,0,.4);
  color-scheme:dark;
}
:root[data-theme="dark"][data-domain="wasser"]{--acc:#d8382a;--acc-ink:#fff;--acc-text:#f08072;--acc-soft:rgba(216,56,42,.17)}
:root[data-theme="dark"][data-domain="thl"]{--acc:#2f6fd0;--acc-ink:#fff;--acc-text:#83b2f2;--acc-soft:rgba(47,111,208,.18)}

/* ---- Base --------------------------------------------------------- */
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html{font-size:16px}
img{max-width:100%}
body{font-family:var(--body);background:var(--bg);color:var(--ink);line-height:1.5;min-height:100vh;padding-bottom:calc(72px + env(safe-area-inset-bottom))}
button,input{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*,::after,::before{animation:none!important;transition:none!important}}
::selection{background:color-mix(in srgb,var(--acc) 32%,transparent)}
h1,h2,h3,h4{font-family:var(--display)}
.tnum{font-variant-numeric:tabular-nums;text-transform:none}
[hidden]{display:none!important}

.wrap{max-width:720px;margin:0 auto;padding:0 18px}
@media (min-width:900px){.wrap{max-width:820px}}

/* ---- Topbar (Akzentblock + Warnstreifen) ------------------------- */
.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:var(--acc);color:#fff;padding-top:env(safe-area-inset-top);box-shadow:var(--shadow-2)}
.topbar::after{content:"";position:absolute;left:0;right:0;bottom:0;height:7px;background:repeating-linear-gradient(45deg,var(--acc) 0 11px,rgba(0,0,0,.32) 11px 22px)}
.topbar-inner{display:flex;align-items:center;gap:9px;padding:11px 0 16px}
.brand{flex:1 1;min-width:0}
.brand-mark{display:inline-flex;align-items:baseline;gap:6px;font-family:var(--display);font-weight:700;font-size:1.4rem;letter-spacing:.04em;line-height:1;text-transform:uppercase}
.brand-mark .accent{color:rgba(255,255,255,.66);font-weight:600}
.brand-sub{font-family:var(--display);font-size:.62rem;text-transform:uppercase;letter-spacing:.15em;color:rgba(255,255,255,.74);margin-top:2px}

.domain-switch{display:flex;border:2px solid rgba(255,255,255,.55);flex-shrink:0}
.domain-switch button{padding:6px 11px;font-family:var(--display);font-weight:700;font-size:.8rem;letter-spacing:.04em;text-transform:uppercase;color:rgba(255,255,255,.85);white-space:nowrap}
.domain-switch button.on{background:#fff;color:var(--acc)}

.theme-toggle{width:32px;height:32px;display:grid;place-items:center;border:2px solid rgba(255,255,255,.5);color:#fff;flex-shrink:0}
.theme-toggle svg{width:17px;height:17px}

.role-dot{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;font-family:var(--display);font-weight:700;font-size:.72rem;flex-shrink:0;border:2px solid rgba(255,255,255,.6)}

/* ---- Hero / Abschnittslabels ------------------------------------- */
.hero{padding:26px 0 4px}
.eyebrow{font-family:var(--display);text-transform:uppercase;letter-spacing:.2em;font-size:.76rem;color:var(--acc-text);font-weight:700;display:flex;align-items:center;gap:8px}
.eyebrow::before{content:"";width:18px;height:3px;background:var(--acc);display:inline-block}
h2.title{font-family:var(--display);font-size:2.1rem;font-weight:700;text-transform:uppercase;line-height:1.02;margin:8px 0 8px;letter-spacing:.005em}
.lede{font-size:.95rem;max-width:60ch;color:var(--ink-soft)}

.section-label{font-family:var(--display);text-transform:uppercase;letter-spacing:.12em;font-size:.92rem;font-weight:600;margin:26px 0 11px;display:flex;align-items:center;gap:10px;color:var(--ink-soft)}
.section-label .step-no{font-family:var(--display);font-weight:700;color:var(--hi-ink);background:var(--hi);width:auto;height:auto;border-radius:2px;display:inline-block;padding:2px 7px;font-size:.8rem;flex-shrink:0}
.section-label::after{content:"";flex:1 1;height:2px;background:var(--line-strong);align-self:center}

/* ---- Varianten-/Aufbaukarten ----------------------------------- */
.variant-grid{display:grid;grid-gap:11px;gap:11px}
@media (min-width:640px){.variant-grid{grid-template-columns:repeat(3,1fr)}}
.variant-card{text-align:left;background:var(--surface);border:1px solid var(--line);border-left:6px solid var(--line-strong);border-radius:var(--r-md);padding:13px 14px 12px;box-shadow:var(--shadow-1);display:flex;flex-direction:column;gap:4px;transition:border-color .12s,box-shadow .12s,transform .1s}
.variant-card::after{content:none}
.variant-card:active{transform:scale(.99)}
.variant-card.selected{border-color:var(--acc);border-left-color:var(--acc);box-shadow:var(--shadow-2)}
.variant-card .v-kurz{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:1.14rem;color:var(--acc-text);letter-spacing:.02em}
.variant-card .v-titel{font-weight:500;font-size:.92rem;line-height:1.3}
.variant-card .v-zeit{font-size:.72rem;color:var(--ink-soft);font-weight:600;text-transform:uppercase;letter-spacing:.05em}
.variant-card .v-zeit .tnum{color:var(--ink);font-weight:700;text-transform:none}

/* ---- Chips ---------------------------------------------------------- */
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:8px 15px;border-radius:2px;background:var(--surface);border:1px solid var(--line);font-weight:600;font-size:.92rem;font-family:var(--display);letter-spacing:.04em;min-width:42px;text-align:center;transition:background .1s,border-color .1s,color .1s}
.chip.selected{background:var(--hi);border-color:var(--hi);color:var(--hi-ink)}
.chip:disabled{opacity:.32;cursor:not-allowed}

.info-line{margin-top:10px;font-size:.85rem;color:var(--ink-soft);background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--warn);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:10px 13px}

/* ---- Rollenkarten ------------------------------------------------ */
.role-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:9px;gap:9px}
@media (min-width:640px){.role-grid{grid-template-columns:repeat(3,1fr)}}
.role-card{border-radius:var(--r-sm);padding:12px 13px;text-align:left;box-shadow:var(--shadow-1);border:1px solid var(--line);border-left:6px solid var(--line-strong);background:var(--surface);color:var(--ink);display:flex;flex-direction:column;gap:2px;transition:transform .1s,border-color .12s}
.role-card:active{transform:scale(.97)}
.role-card.selected{border-color:transparent}
.role-card .r-name{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:1.04rem;letter-spacing:.02em}
.role-card .r-kennz{font-size:.66rem;opacity:.82;line-height:1.3}

/* ---- Buttons --------------------------------------------------------- */
.primary-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:15px;border-radius:var(--r-sm);background:var(--acc);color:var(--acc-ink);font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.1em;font-size:1.1rem;margin-top:20px;box-shadow:var(--shadow-2)}
.primary-btn:disabled{opacity:.4;box-shadow:none}
.ghost-btn{font-family:var(--display);font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--acc-text);padding:9px 4px}

/* ---- Karten / Listen ------------------------------------------------ */
.card{background:var(--surface);border-radius:var(--r-md);box-shadow:var(--shadow-1);border:1px solid var(--line);border-left:4px solid var(--line-strong);padding:16px;margin-bottom:12px}
.card h3{font-family:var(--display);text-transform:uppercase;font-size:1.14rem;letter-spacing:.02em;margin-bottom:7px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.card p{font-size:.92rem;color:var(--ink)}
.card p+p{margin-top:6px}
.card ul{list-style:none;margin-top:8px}
.card ul li{padding-left:16px;position:relative;margin:5px 0;font-size:.9rem}
.card ul li::before{content:"–";position:absolute;left:0;color:var(--ink-faint)}
.card ul.plain li{padding-left:16px}

.muted{color:var(--ink-soft);font-size:.85rem}
.quelle{color:var(--ink-faint);line-height:1.5;text-align:center;max-width:48ch;margin:0 auto 26px;font-size:.72rem}
.badge{font-family:var(--display);font-weight:600;font-size:.72rem;text-transform:uppercase;letter-spacing:.04em;padding:4px 9px;border-radius:2px;background:var(--surface-2);border:1px solid var(--line);color:var(--ink)}
.role-tag{font-family:var(--display);font-weight:700;text-transform:uppercase;font-size:.8rem;letter-spacing:.04em;padding:2px 8px;border-radius:2px;display:inline-block}

/* ---- Ablauf-Ansicht ----------------------------------------------- */
.viewbar{display:flex;align-items:center;gap:8px;padding:12px 0 6px;flex-wrap:wrap}
.viewbar .back{display:flex;align-items:center;font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--acc-text);font-size:.88rem;padding:6px 8px 6px 0;gap:4px}

.branch-toggle{display:flex;gap:0;margin:8px 0 4px;border:1px solid var(--line)}
.branch-toggle button{flex:1 1;padding:9px;font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:.82rem;color:var(--ink-soft);background:var(--surface-2)}
.branch-toggle button.on{background:var(--acc);color:var(--acc-ink)}

.phase-heading{font-family:var(--display);text-transform:uppercase;letter-spacing:.1em;font-weight:700;font-size:.82rem;color:var(--bg);background:var(--ink);border-left:4px solid var(--hi);padding:6px 13px 6px 10px;display:inline-block;margin:24px 0 12px;border-radius:2px}
.phase-heading:first-child{margin-top:8px}

.timeline{position:relative}
.step-card{position:relative;margin:0 0 9px;padding:12px 14px 13px;background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--stepcolor,var(--line-strong));border-radius:var(--r-sm)}
.step-card .s-head{display:flex;align-items:baseline;gap:8px;margin-bottom:7px;flex-wrap:wrap}
.s-num{font-family:var(--display);font-weight:700;font-size:.78rem;color:var(--ink-faint);flex-shrink:0}
.step-card .s-titel{font-family:var(--display);font-weight:600;font-size:1rem;letter-spacing:.01em}

ol.seq{list-style:none;counter-reset:seq}
ol.seq li{counter-increment:seq;position:relative;padding-left:22px;font-size:.9rem;line-height:1.5;margin:5px 0}
ol.seq li::before{content:counter(seq);position:absolute;left:0;top:.05em;font-family:var(--display);font-weight:700;font-size:.76rem;color:var(--ink-faint)}

.cmd{font-family:var(--mono);font-size:.83rem;color:var(--acc-text);background:var(--acc-soft);padding:1px 6px;border-radius:2px;white-space:pre-line;display:inline}
.cmd .an{display:block;font-family:var(--body);font-size:.72rem;color:var(--ink-soft);margin-top:2px;font-weight:500}

.wartepunkt{margin:0 0 9px;padding:8px 12px;border-left:4px solid var(--hi);background:var(--hi-soft);font-size:.84rem;font-weight:500;border-radius:0 var(--r-sm) var(--r-sm) 0}
.wartepunkt b{font-family:var(--display);text-transform:uppercase;letter-spacing:.06em;font-weight:700;color:var(--warn);font-size:.74rem}

.hint{font-size:.82rem;color:var(--ink-soft);margin:0 0 10px;padding:7px 11px;background:var(--surface-2);border-radius:var(--r-sm);line-height:1.4}

.step-skeleton{display:flex;align-items:center;gap:8px;padding:7px 4px 7px 13px;margin-bottom:2px;border-left:4px solid color-mix(in srgb,var(--stepcolor,var(--line)) 55%,var(--line));font-size:.86rem;color:var(--ink-faint)}
.step-skeleton .role-tag{font-size:.66rem;padding:2px 6px;opacity:.9}

.own-toggle{font-family:var(--display);font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--acc-text);padding:9px 0;display:block;margin:4px auto 26px;text-align:center}
.empty-note{font-size:.86rem;color:var(--ink-soft);font-style:italic;padding:6px 0 18px}

.knoten-card .hz{margin-left:auto;font-family:var(--display);font-weight:700;font-size:.84rem;color:var(--acc-text);white-space:nowrap}

.tag-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}
.tag{font-size:.8rem;background:var(--surface-2);border:1px solid var(--line);border-radius:2px;padding:4px 9px}

/* ---- Extras ------------------------------------------------------- */
.bild-hinweis{font-size:.72rem;color:var(--ink-faint);font-style:italic;margin-top:10px}
.matrix-lage{font-size:.92rem;background:var(--surface-2);border-radius:var(--r-sm);padding:10px 12px;margin:8px 0}
.geraet-card h3{cursor:pointer}
.geraet-card .toggle-ind{margin-left:auto;color:var(--ink-faint);font-weight:700}

.gz-hint{font-size:.82rem;color:var(--ink-soft);margin:2px 0 12px}
.gz-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:10px;gap:10px;margin-top:4px}
@media (min-width:560px){.gz-grid{grid-template-columns:repeat(3,1fr)}}
.gz-card{position:relative;aspect-ratio:1/1.05;perspective:900px;background:transparent;border:none;padding:0;-webkit-tap-highlight-color:transparent}
.gz-flip{position:absolute;inset:0;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.25,.8,.35,1)}
.gz-card.is-flipped .gz-flip{transform:rotateY(180deg)}
.gz-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-1);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:10px;gap:6px}
.gz-face.gz-back{transform:rotateY(180deg);text-align:center;border-color:var(--line-strong)}
.gz-face img,.gz-face svg{width:52px;height:52px;object-fit:contain}
.gz-face img{background:#fff;border-radius:4px;padding:3px}
.gz-flip-hint{font-family:var(--display);font-size:.6rem;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.08em}
.gz-name{font-size:.8rem;font-weight:600;line-height:1.25}
.gz-gruppe{font-size:.62rem;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.04em}

.subtabs{display:flex;gap:0;overflow-x:auto;margin:6px 0;border:1px solid var(--line);-webkit-overflow-scrolling:touch}
.subtabs::-webkit-scrollbar{display:none}
.subtab{flex:1 1;flex-shrink:0;padding:10px 15px;font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:.84rem;background:var(--surface-2);color:var(--ink-soft);white-space:nowrap;text-align:center}
.subtab.on{background:var(--acc);color:var(--acc-ink)}

/* ---- Quiz ------------------------------------------------------------ */
.quiz-progress{height:6px;background:var(--surface-2);border-radius:2px;margin:14px 0;overflow:hidden}
.quiz-progress>div{height:100%;background:var(--acc);transition:width .25s}
.quiz-q{font-family:var(--display);font-size:1.16rem;font-weight:600;margin-bottom:5px;line-height:1.28}
.quiz-hint{font-family:var(--display);font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft);margin-bottom:13px}
.answer{display:flex;align-items:flex-start;gap:11px;width:100%;text-align:left;background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--line-strong);border-radius:var(--r-sm);padding:12px 14px;margin-bottom:8px;font-size:.92rem;transition:border-color .12s,background .12s}
.answer .abc{font-family:var(--display);font-weight:700;color:var(--ink-soft);flex-shrink:0}
.answer.sel{border-color:var(--acc);border-left-color:var(--acc);background:var(--acc-soft)}
.answer.right{border-color:var(--ok);border-left-color:var(--ok);background:color-mix(in srgb,var(--ok) 15%,var(--surface))}
.answer.wrong{border-color:var(--acc);border-left-color:var(--acc);background:color-mix(in srgb,var(--acc) 15%,var(--surface))}
.quiz-result{text-align:center;padding:34px 0}
.quiz-result .big{font-family:var(--display);font-size:3.6rem;font-weight:700;color:var(--acc-text)}
.quiz-result .verdict{font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.03em;margin:6px 0 4px;font-size:1.1rem}

/* ---- Untere Navigation ------------------------------------------- */
.bottomnav{position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--surface);border-top:2px solid var(--line-strong);display:flex;padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -2px 14px rgba(0,0,0,.1)}
.bottomnav button{flex:1 1;padding:9px 4px 8px;display:flex;flex-direction:column;align-items:center;gap:3px;font-family:var(--display);font-size:.66rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-faint)}
.bottomnav button.on{color:var(--acc-text)}
.bottomnav svg{width:21px;height:21px}

/* ---- Enge Topbar ------------------------------------------------- */
@media (max-width:520px){
  .brand-sub{display:none}
  .brand-mark{font-size:1.24rem}
  .domain-switch button{padding:6px 9px;font-size:.74rem}
}