/*
 * Styles of the public site pages: the frontend's prerendered guides and 404 pages and the backend's
 * model, All models and status pages share these class names. Token values are copies of the app theme
 * (src/index.css: the light :root block and the .dark block) and of src/lib/lot_type_colors.ts; the
 * guard tests/seoSiteCssTokens.guard.test.ts keeps them equal. No colour literal outside the two token blocks.
 */
/* AUCT-1451 (MD-5): the app's fonts, self-hosted under /seo/fonts (CSP allows 'self' only). Files are the
   variable normal subsets of @fontsource-variable/geist 5.3.0 and of src/assets/fonts (JetBrains Mono),
   SIL OFL 1.1; unicode-range values are copied from those packages. */
@font-face{font-family:'Geist Variable';font-style:normal;font-display:swap;font-weight:100 900;src:url(fonts/geist-cyrillic-wght-normal.woff2) format('woff2-variations');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:'Geist Variable';font-style:normal;font-display:swap;font-weight:100 900;src:url(fonts/geist-latin-ext-wght-normal.woff2) format('woff2-variations');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:'Geist Variable';font-style:normal;font-display:swap;font-weight:100 900;src:url(fonts/geist-latin-wght-normal.woff2) format('woff2-variations');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:"JetBrains Mono";font-style:normal;font-display:swap;font-weight:100 800;src:url(fonts/jetbrains-mono-cyrillic-wght-normal.woff2) format('woff2-variations');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"JetBrains Mono";font-style:normal;font-display:swap;font-weight:100 800;src:url(fonts/jetbrains-mono-latin-ext-wght-normal.woff2) format('woff2-variations');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:"JetBrains Mono";font-style:normal;font-display:swap;font-weight:100 800;src:url(fonts/jetbrains-mono-latin-wght-normal.woff2) format('woff2-variations');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}
:root {
  color-scheme: light dark;
  --bg: oklch(0.985 0.005 220);
  --card: oklch(1 0 0);
  --fg: oklch(0.17 0.02 235);
  --muted: oklch(0.955 0.01 220);
  --muted-fg: oklch(0.48 0.025 230);
  --primary: oklch(0.5584 0.1076 229.09);
  --primary-fg: oklch(1 0 0);
  --accent: oklch(0.93 0.03 220);
  --accent-fg: oklch(0.33 0.058 230);
  --border: oklch(0.9 0.012 220);
  --hair: oklch(0.955 0.01 220);
  --destructive: oklch(0.53 0.2 26);
  --dot-on: oklch(0.47 0.12 155);
  --dot-off: oklch(0.955 0.01 220);
  --on-photo-bg: oklch(0.4 0.03 255);
  --on-photo-fg: oklch(1 0 0);
  --group-G: #22D47A;
  --group-U: #FF4545;
  --group-I: #F5A623;
  --group-W: #5BA4F5;
  --group-S: #B3261E;
  --group-N: #4A2C2A;
  --group-on-G: #0A0A0A;
  --group-on-U: #0A0A0A;
  --group-on-I: #0A0A0A;
  --group-on-W: #0A0A0A;
  --group-on-S: #FFFFFF;
  --group-on-N: #FFFFFF;
  --sans: 'Geist Variable', sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --range: color-mix(in oklab, var(--primary) 35%, var(--card));
  --primary-text: color-mix(in oklab, var(--primary) 85%, var(--fg));
  --photo: var(--muted);
  --photo-fg: var(--muted-fg);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: oklch(0.16 0.016 235);
    --card: oklch(0.205 0.02 235);
    --fg: oklch(0.955 0.008 220);
    --muted: oklch(0.26 0.022 235);
    --muted-fg: oklch(0.74 0.02 228);
    --primary: oklch(0.773 0.1357 235.15);
    --primary-fg: oklch(0.17 0.03 238);
    --accent: oklch(0.29 0.035 235);
    --accent-fg: oklch(0.87 0.06 230);
    --border: oklch(0.3 0.02 235);
    --hair: oklch(0.26 0.022 235);
    --destructive: oklch(0.68 0.19 25);
    --dot-on: oklch(0.78 0.16 158);
    --dot-off: oklch(0.26 0.022 235);
    --on-photo-bg: oklch(0.4 0.03 255);
    --on-photo-fg: oklch(1 0 0);
    --primary-text: var(--primary);
  }
}

*{box-sizing:border-box}
[hidden]{display:none!important}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--sans);font-size:15px;line-height:1.45;-webkit-text-size-adjust:100%}
a{color:var(--primary-text)}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid color-mix(in oklab,var(--primary) 55%,transparent);outline-offset:2px}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
h1,h2,h3{text-wrap:balance;margin:0}
p{margin:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* site frame */
.site{max-width:520px;margin:0 auto;background:var(--bg);min-height:100vh}
.site-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-block:10px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));background:var(--card);border-bottom:1px solid var(--border)}
.wordmark{display:inline-flex;align-items:center;gap:1px;font-weight:700;font-size:19px;letter-spacing:-.025em;color:var(--fg);text-decoration:none}
.wordmark svg{width:16px;height:17px}
.wordmark path{stroke:var(--primary)}
.head-r{display:flex;align-items:center;gap:6px}
.lang{min-width:40px;min-height:40px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-size:13px;font-weight:600;color:var(--muted-fg);text-decoration:none}
.lang[aria-current]{background:var(--accent);color:var(--accent-fg)}
.tg-btn{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 12px;border-radius:12px;background:var(--primary);color:var(--primary-fg);font-size:14px;font-weight:600;text-decoration:none}
.tg-btn svg{width:16px;height:16px}

.page{display:flex;flex-direction:column;gap:22px;padding-block:14px 36px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.crumbs{display:flex;flex-wrap:wrap;gap:2px 6px;font-size:13px;color:var(--muted-fg)}
.crumbs a{color:var(--muted-fg)}
.cap{font-size:12px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted-fg)}
.lead{font-size:16px;color:var(--muted-fg)}
.note{font-size:13px;color:var(--muted-fg);line-height:1.45}
.note.empty{padding:14px}
.sec{display:flex;flex-direction:column;gap:10px}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:10px}
.sec-h h2{font-size:20px;font-weight:700;letter-spacing:-.01em}
.sec-h .count{font-family:var(--mono);font-size:15px;color:var(--muted-fg)}
.card{background:var(--card);border:1px solid var(--border);border-radius:18px}
/* All models: both lists sit under one heading (MD-3); a list has its own subhead only without scripts. */
.hub-list{display:flex;flex-direction:column;gap:8px}
.hub-list+.hub-list{margin-top:6px}
.hub-sub{font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-fg)}

/* name plate (lot card) */
.plate{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;align-items:center;padding:12px;background:var(--accent);border-radius:14px}
.plate-box{min-width:66px;padding:8px 6px;border-radius:10px;background:var(--card);text-align:center;display:flex;flex-direction:column;gap:2px}
.plate-box b{font-family:var(--mono);font-size:20px;line-height:1;color:var(--primary)}
.plate-box span{font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-fg)}
.plate-txt{border-left:3px solid var(--primary);padding-left:10px;display:flex;flex-direction:column;gap:2px;min-width:0}
.plate-brand{font-size:12px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--primary-text)}
.plate-model{font-size:24px;font-weight:700;line-height:1.1;letter-spacing:-.015em}
.plate-ver{font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-fg)}

/* price tag (the app's .price-tag) */
.price-tag{--tone:var(--primary);--tone-soft:color-mix(in oklab,var(--primary) 12%,transparent);display:inline-flex;flex-direction:column;max-width:100%}
.price-tag[data-tone="muted"]{--tone:var(--muted-fg);--tone-soft:var(--muted)}
.pt-body{position:relative;display:inline-flex;align-items:center;gap:.48em;padding:.2em .5em .2em 1.02em;border-radius:0 min(8px,.7em) min(8px,.7em) 0;background:var(--tone-soft);color:var(--fg);clip-path:polygon(.6em 0,100% 0,100% 100%,.6em 100%,0 50%)}
.pt-body::before{content:"";position:absolute;left:.47em;top:50%;width:.26em;height:.26em;min-width:5px;min-height:5px;border-radius:50%;background:var(--hole,var(--card));box-shadow:inset 0 0 0 1.5px var(--tone);transform:translate(-50%,-50%)}
.pt-amount{font-family:var(--mono);font-weight:800;line-height:1;letter-spacing:-.01em;white-space:nowrap;font-variant-numeric:tabular-nums}
.pt-stub{position:relative;align-self:stretch;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.2em;padding-left:.48em;text-align:center}
.pt-stub::before{content:"";position:absolute;top:.12em;bottom:.12em;left:0;width:1.5px;background:repeating-linear-gradient(to bottom,color-mix(in oklab,var(--tone) 45%,transparent) 0 3px,transparent 3px 6px)}
.pt-caption{font-family:var(--sans);font-size:max(10px,.42em);font-weight:700;line-height:1;letter-spacing:.07em;text-transform:uppercase;white-space:nowrap;color:var(--tone)}
.pt-fx,.pt-val{font-family:var(--mono);font-size:max(11px,.5em);font-weight:600;line-height:1;white-space:nowrap;font-variant-numeric:tabular-nums;color:var(--muted-fg)}
.pt-val{color:var(--fg);font-weight:700}
.pt-soft{font-family:var(--sans);font-size:max(12px,.55em);font-weight:600;line-height:1.25}
.price-tag[data-empty] .pt-body{padding-left:.55em;border-radius:min(8px,.7em);background:transparent;clip-path:none;outline:1.5px dashed var(--border);outline-offset:-1.5px}
.price-tag[data-empty] .pt-body::before{display:none}
.pt-sec-cap{font-family:var(--sans);font-size:max(10px,.42em);font-weight:700;line-height:1;letter-spacing:.07em;text-transform:uppercase;white-space:nowrap;color:var(--muted-fg)}

/* hero */
.hero{display:flex;flex-direction:column;gap:14px}
.hero h1{font-size:26px;line-height:1.15;font-weight:700;letter-spacing:-.02em}

/* stats */
.stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.stat{padding:12px 10px;border-radius:16px;background:var(--card);border:1px solid var(--border);display:flex;flex-direction:column;gap:4px}
.stat b{font-family:var(--mono);font-size:22px;line-height:1.05;color:var(--primary)}
.stat span{font-size:12px;line-height:1.3;color:var(--muted-fg)}

/* «usual start» card, also the calculator card */
.usual{padding:16px;display:flex;flex-direction:column;gap:10px}
.usual h3{font-size:17px;line-height:1.3;font-weight:700}
.range{position:relative;height:10px;border-radius:999px;background:var(--muted);margin-top:4px}
.range i{position:absolute;top:0;bottom:0;border-radius:999px;background:var(--range)}
.range b{position:absolute;top:-4px;bottom:-4px;width:4px;border-radius:2px;background:var(--primary);transform:translateX(-50%)}
.range-l{display:grid;grid-template-columns:1fr auto 1fr;gap:8px;font-size:12px;color:var(--muted-fg)}
.range-l span:nth-child(2){font-weight:700;color:var(--fg)}
.range-l span:last-child{text-align:right}

/* list rows */
.lrow{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 12px;padding:12px 14px;border-bottom:1px solid var(--hair);text-decoration:none;color:var(--fg)}
.lrow:last-child{border-bottom:0}
.lrow .t{font-size:15px;font-weight:700}
.lrow .m{display:flex;flex-wrap:wrap;align-items:center;gap:4px 10px;font-size:13px;color:var(--muted-fg)}
.lrow .m.full{grid-column:1/-1}
.lrow .p{font-family:var(--mono);font-weight:700;font-size:15px;text-align:right}
.lrow .d{font-size:13px;color:var(--muted-fg);text-align:right}
.guide-list .lrow .t{font-size:16px}
.chip{display:inline-flex;align-items:center;min-height:20px;padding:0 6px;border-radius:6px;background:var(--muted);font-family:var(--mono);font-size:12px;font-weight:700;color:var(--fg)}

/* segmented control: hidden while the script has not revealed any of its buttons */
.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:4px;padding:4px;border-radius:14px;background:var(--muted)}
.seg:not(:has(> button:not([hidden]))){display:none}
.seg button{min-height:40px;border:0;border-radius:10px;background:transparent;font-size:14px;font-weight:600;color:var(--muted-fg);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--card);color:var(--fg);box-shadow:0 1px 2px color-mix(in oklab,var(--fg) 8%,transparent)}

/* lot card (catalog, extended) */
.lot{overflow:hidden}
.lot-media{position:relative;aspect-ratio:3/2;max-width:100%;background:var(--photo);display:flex;align-items:center;justify-content:center;color:var(--photo-fg)}
.lot-media svg{width:56px;height:56px;opacity:.7}
.lot-city{position:absolute;left:10px;top:10px;display:inline-flex;align-items:center;gap:5px;min-height:30px;padding:0 10px;border-radius:9px;background:color-mix(in oklab,var(--on-photo-bg) 88%,transparent);color:var(--on-photo-fg);font-size:13px;font-weight:600}
.lot-city svg{width:14px;height:14px;opacity:1}
.lot-grade{position:absolute;left:10px;bottom:10px;display:inline-flex;align-items:center;min-height:26px;padding:0 10px;border-radius:7px;background:var(--group-G);color:var(--group-on-G);font-family:var(--mono);font-size:13px;font-weight:800}
.lot-body{display:flex;flex-direction:column;gap:10px;padding:12px}
.cond{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--border);border-radius:12px;overflow:hidden}
.cond>div{display:flex;flex-direction:column;align-items:center;gap:6px;padding:8px 4px}
.cond>div+div{border-left:1px solid var(--border)}
.cond span{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-fg)}
.dots{display:flex;gap:3px}
.dots i{width:12px;height:5px;border-radius:3px;background:var(--dot-off)}
.dots i.on{background:var(--dot-on)}
.specs{display:grid;grid-template-columns:1.45fr 1fr .9fr 1.2fr;border:1px solid var(--border);border-radius:12px}
.specs span{padding:9px 2px;text-align:center;font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.specs span+span{border-left:1px solid var(--border)}
.specs .mono{font-weight:700}

/* group colours: the app's lot-type palette, letter colour per code */
.lot-grade[data-g="U"],.gl .badge[data-g="U"]{background:var(--group-U);color:var(--group-on-U)}
.lot-grade[data-g="I"],.gl .badge[data-g="I"]{background:var(--group-I);color:var(--group-on-I)}
.lot-grade[data-g="W"],.gl .badge[data-g="W"]{background:var(--group-W);color:var(--group-on-W)}
.lot-grade[data-g="S"],.gl .badge[data-g="S"]{background:var(--group-S);color:var(--group-on-S)}
.lot-grade[data-g="N"],.gl .badge[data-g="N"]{background:var(--group-N);color:var(--group-on-N)}

/* call to action */
.cta{display:flex;flex-direction:column;gap:10px;padding:18px 16px;border-radius:18px;background:var(--accent)}
.cta h2{font-size:19px;line-height:1.25;font-weight:700;color:var(--fg)}
.cta p{font-size:14px;color:var(--accent-fg)}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;min-height:50px;border-radius:14px;background:var(--primary);color:var(--primary-fg);font-size:16px;font-weight:600;text-decoration:none;border:0;cursor:pointer}
.btn svg{width:18px;height:18px}

/* All models search: hidden while the script has not revealed its input */
.search{display:flex;align-items:center;gap:8px;min-height:48px;padding:0 14px;border:1px solid var(--border);border-radius:14px;background:var(--card)}
.search:has(> input[hidden]){display:none}
.search svg{width:18px;height:18px;color:var(--muted-fg);flex:none}
.search input{flex:1;min-width:0;border:0;background:transparent;font:inherit;font-size:16px;color:var(--fg);outline:none}
.search:focus-within{outline:3px solid color-mix(in oklab,var(--primary) 55%,transparent);outline-offset:2px}
.search input::placeholder{color:var(--muted-fg)}

/* calculator */
.field{display:flex;flex-direction:column;gap:6px}
.field label,.field .lbl{font-size:14px;font-weight:600}
.field input{min-height:48px;border:1px solid var(--border);border-radius:12px;padding:0 14px;font-family:var(--mono);font-size:17px;font-weight:600;background:var(--card);color:var(--fg)}
.field .hint,.hint{font-size:13px;color:var(--muted-fg)}
.totals{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.total{padding:12px;border-radius:14px;background:var(--muted);display:flex;flex-direction:column;gap:4px}
.total span{font-size:13px;color:var(--muted-fg)}
.total b{font-family:var(--mono);font-size:20px}
.verdict{padding:14px;border-radius:14px;background:var(--accent);color:var(--fg);font-size:16px;font-weight:700;line-height:1.35}

/* grades guide */
.gl{display:grid;grid-template-columns:44px minmax(0,1fr);gap:12px;padding:14px;border-bottom:1px solid var(--hair);align-items:start}
.gl:last-child{border-bottom:0}
.gl .badge{display:inline-flex;align-items:center;justify-content:center;width:40px;height:32px;border-radius:8px;font-family:var(--mono);font-weight:800;font-size:15px;background:var(--group-G);color:var(--group-on-G)}
.gl b{display:block;font-size:15px;margin-bottom:2px}
.gl p{font-size:14px;color:var(--muted-fg)}
.axes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.axis{padding:12px 8px;border-radius:14px;background:var(--card);border:1px solid var(--border);display:flex;flex-direction:column;align-items:center;gap:8px;text-align:center}
.axis span{font-size:12px;font-weight:600;line-height:1.3}
.ex{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--primary-text)}

/* questions and footer */
details.faq{padding:14px 16px}
details.faq summary{font-size:15px;font-weight:700;cursor:pointer;min-height:24px}
details.faq p{margin-top:8px;font-size:14px;color:var(--muted-fg)}
.foot{border-top:1px solid var(--border);padding-top:14px;display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted-fg)}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}