/* dieselmaat.shop: the front page and /questions/. Night road: asphalt, rust road line, truck-livery lettering, pump-readout figures. */
:root{
  --bg:#0d0e0f; --bg2:#141618; --panel:#191c1e; --line:#2a2e31; --line2:#373c40;
  --ink:#eeeae3; --mute:#a39e95; --dim:#7d7870;
  --rust:#B3471D; --rust-hi:#e8794a; --paper:#f3efe7; --paper-ink:#24211d;
  --wide:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --wrap:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--bg);color:var(--ink);font:400 1.0625rem/1.6 var(--wide);font-stretch:100%;-webkit-font-smoothing:antialiased}
a{color:inherit}
img{display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media (min-width:900px){.wrap{padding:0 40px}}
h1,h2,h3{font-family:var(--wide);font-stretch:118%;line-height:1.04;letter-spacing:-.01em;font-weight:800}
h2{font-size:clamp(1.75rem,3.4vw,2.75rem)}
h3{font-size:1.1875rem;font-stretch:108%;font-weight:700;line-height:1.2}
.mono{font-family:var(--mono)}
.mute{color:var(--mute)}
:focus-visible{outline:2px solid var(--rust-hi);outline-offset:3px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;background:var(--rust);color:#fff;font-weight:700;font-stretch:110%;text-decoration:none;border-radius:4px;border:1px solid #cf5a2b;letter-spacing:.01em;transition:background .15s}
.btn:hover{background:#c4521f}
.btn.sm{min-height:44px;padding:0 16px;font-size:.9375rem;white-space:nowrap}
p,dd,li{text-wrap:pretty}
h1,h2,h3,dt,summary{text-wrap:balance}

/* nav */
nav.top{position:sticky;top:0;z-index:5;background:rgba(13,14,15,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
nav.top .wrap{display:flex;align-items:center;gap:12px;height:64px}
.brand{display:inline-flex;align-items:center;gap:9px;min-height:44px;text-decoration:none;font-weight:800;font-stretch:108%;font-size:1rem;letter-spacing:-.01em;justify-self:start}
.brand img{border-radius:6px}
nav.top .login{margin-left:auto;text-decoration:none;color:var(--mute);font-weight:600;padding:0 6px;min-height:44px;display:inline-flex;align-items:center;white-space:nowrap}
nav.top .login:hover{color:var(--ink)}
@media (max-width:400px){nav.top .wrap{gap:8px}.brand{font-size:.9375rem;gap:7px}.brand img{width:26px;height:26px}nav.top .btn.sm{padding:0 12px}}
@media (max-width:370px){nav.top .wrap{padding:0 12px;gap:4px}.brand{font-size:.875rem;gap:6px}nav.top .btn.sm{padding:0 10px;font-size:.875rem}}

/* header */
header.hero{padding:36px 0 0;position:relative;overflow:hidden}
header.hero::before{content:"";position:absolute;inset:0 0 auto;height:520px;background:radial-gradient(60% 70% at 85% 0%,rgba(179,71,29,.16),transparent 70%);pointer-events:none}
.hero .lead{position:relative;display:grid;gap:18px}
.hero h1{font-size:clamp(2.125rem,8.6vw,4.125rem);max-width:17ch}
.hero h1 em{font-style:normal;color:var(--rust-hi)}
.hero .sub{color:var(--mute);font-size:1.0625rem;max-width:46ch}
.cta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px}
.cta .note{color:var(--mute);font-size:.9375rem}
@media (min-width:900px){
  header.hero{padding-top:44px}
  .hero .lead{grid-template-columns:minmax(0,1.65fr) minmax(0,1fr);gap:48px;align-items:end}
  .hero h1{max-width:none}
  .hero .side{padding-bottom:6px;display:grid;gap:20px}
}

/* the lit screen */
.screen{position:relative;margin-top:28px;max-height:420px;overflow:hidden;border:1px solid var(--line2);border-bottom:0;border-top:2px solid var(--rust);border-radius:0;background:linear-gradient(180deg,#1b1f22,#15181a);box-shadow:0 -24px 60px -30px rgba(0,0,0,.9)}
.screen::after{content:"";position:absolute;left:0;right:0;bottom:0;height:130px;background:linear-gradient(180deg,rgba(13,14,15,0),var(--bg) 92%);pointer-events:none}
.screen .bar{display:flex;align-items:center;gap:10px;padding:11px 16px;border-bottom:1px solid var(--line);font-size:.9375rem}
.screen .bar img{border-radius:5px}
.screen .bar .tag{margin-left:auto;font-family:var(--mono);font-size:.75rem;color:var(--rust-hi);border:1px solid rgba(232,121,74,.45);padding:2px 8px;border-radius:3px}
.screen .body{display:grid}
.readouts{display:grid;grid-template-columns:1fr 1fr;border-bottom:1px solid var(--line)}
.readout{padding:14px 16px;display:grid;gap:4px}
.readout+.readout{border-left:1px solid var(--line)}
.readout small{font-size:.75rem;color:var(--mute);line-height:1.35}
.readout .big{font-family:var(--mono);font-weight:700;font-size:1.375rem;color:var(--rust-hi);letter-spacing:-.02em}
.readout .big.ind{color:var(--ink)}
.screen table{width:100%;border-collapse:collapse;font-size:.9375rem}
.screen th{font-size:.8125rem;font-weight:600;color:var(--dim);text-align:left;padding:10px 16px;border-bottom:1px solid var(--line)}
.screen td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.4}
.screen td small{color:var(--mute);font-size:.8125rem}
.screen .n{text-align:right;white-space:nowrap}
.screen td.n b{font-family:var(--mono);color:var(--rust-hi);font-size:1.0625rem}
.screen td.n.ind{font-family:var(--mono);color:var(--ink)}
.screen .hide-s{display:none}
.screen .foot{padding:12px 16px;font-size:.8125rem;color:var(--mute)}
@media (min-width:640px){.screen .hide-s{display:table-cell}}
@media (min-width:900px){
  .screen{max-height:420px;margin-top:36px}
  .screen .body{grid-template-columns:290px 1fr}
  .readouts{grid-template-columns:1fr;border-bottom:0;border-right:1px solid var(--line);align-content:start}
  .readout{padding:20px}
  .readout+.readout{border-left:0;border-top:1px solid var(--line)}
  .readout .big{font-size:1.875rem}
}

/* sections */
section{padding:52px 0}
@media (min-width:900px){section{padding:96px 0}}
.road{height:3px;background:repeating-linear-gradient(90deg,var(--rust) 0 34px,transparent 34px 58px);opacity:.85}
.kicker{font-family:var(--mono);font-size:.8125rem;color:var(--rust-hi);letter-spacing:.04em;margin-bottom:12px;display:block}

/* how */
#how h2{max-width:20ch}
.steps{list-style:none;display:grid;gap:28px;margin-top:36px;counter-reset:s}
.steps li{position:relative;padding-left:64px}
.steps li::before{counter-increment:s;content:"0" counter(s);position:absolute;left:0;top:-2px;width:46px;height:34px;display:grid;place-items:center;font-family:var(--mono);font-weight:700;font-size:.9375rem;color:var(--ink);border:1.5px solid var(--rust);border-radius:3px;background:var(--bg)}
.steps p{color:var(--mute);margin-top:8px;font-size:1rem}
@media (min-width:900px){
  .steps{grid-template-columns:repeat(3,1fr);gap:40px;margin-top:52px;position:relative}
  .steps::before{content:"";position:absolute;left:0;right:0;top:15px;height:2px;background:repeating-linear-gradient(90deg,var(--rust) 0 22px,transparent 22px 40px);opacity:.6}
  .steps li{padding-left:0;padding-top:58px}
  .steps li::before{top:0}
}

/* what: the letter */
#what{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.what{display:grid;gap:32px}
.what .text p{color:var(--mute);margin-top:14px;max-width:44ch}
.what .src{font-size:.875rem;color:var(--dim);margin-top:20px;max-width:44ch}
.what .src a{color:var(--mute)}
.paper{background:var(--paper);color:var(--paper-ink);border-radius:0;padding:20px 18px;font-size:.875rem;line-height:1.55;white-space:pre-line;box-shadow:0 24px 50px -24px rgba(0,0,0,.9);border-top:4px solid var(--rust)}
.paper .head{display:block;font-family:var(--mono);font-size:.75rem;color:#6b645b;border-bottom:1px dashed #c9c1b4;padding-bottom:10px;margin-bottom:12px;white-space:normal}
.paper .sum{display:block;font-family:var(--mono);font-size:.8125rem;background:#e9e2d5;border-left:3px solid var(--rust);padding:10px 12px;margin:2px 0 4px;white-space:pre-line;overflow-wrap:anywhere}
@media (min-width:900px){
  .what{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:72px;align-items:center}
  .paper{padding:32px 36px;font-size:1rem}
}

/* price + faq */
.price{display:grid;gap:44px}
.plan{border:1px solid var(--line2);border-radius:8px;padding:26px 22px;background:var(--panel)}
.plan h2{font-size:1.375rem;font-stretch:112%}
.plan .amt{font-family:var(--mono);font-weight:700;font-size:3.5rem;line-height:1;margin:16px 0 4px;letter-spacing:-.03em;color:var(--ink)}
.plan .amt small{font-family:var(--wide);font-size:1rem;font-weight:500;color:var(--mute);letter-spacing:0}
.plan ul{list-style:none;margin:18px 0 22px;display:grid;gap:8px}
.plan li{padding-left:24px;position:relative;font-size:1rem}
.plan li::before{content:"";position:absolute;left:2px;top:.62em;width:12px;height:2px;background:var(--rust-hi)}
.plan .btn{width:100%}
.plan .fine{color:var(--mute);font-size:.9375rem;margin-top:14px}
#faq h2{font-size:1.75rem}
#faq dl{margin-top:20px}
#faq dt{font-weight:700;font-stretch:106%;padding-top:18px;border-top:1px solid var(--line);font-size:1.0625rem}
#faq dd{color:var(--mute);margin:6px 0 18px;font-size:1rem}
#faq .more{display:inline-block;margin-top:6px;color:var(--rust-hi);font-weight:600;padding:10px 0;text-underline-offset:4px}
@media (min-width:900px){
  .price{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:72px;align-items:start}
  .plan{padding:36px 34px;position:sticky;top:96px}
}

/* band */
.band{padding:0;border-top:1px solid var(--line)}
.band .chev{height:10px;background:repeating-linear-gradient(-45deg,var(--rust) 0 14px,transparent 14px 28px);opacity:.75}
.band .wrap{padding-top:44px;padding-bottom:48px;display:grid;gap:20px;justify-items:start}
.band h2{max-width:24ch}
@media (min-width:900px){.band .wrap{grid-template-columns:1fr auto;align-items:center;padding-top:72px;padding-bottom:80px}}

/* footer */
footer.site{border-top:1px solid var(--line);padding:28px 0 36px;color:var(--mute);font-size:.9375rem}
footer.site .wrap{display:grid;gap:6px}
footer.site p a{display:inline-block;padding:12px 0}
footer.site .brand{color:var(--ink)}
footer.site a{color:var(--mute);text-underline-offset:3px}
footer.site a:hover{color:var(--ink)}
footer.site .links{display:flex;flex-wrap:wrap;gap:4px 18px}
footer.site .links a{padding:8px 0;display:inline-block}

/* /questions/ */
.page-head{padding-top:48px;padding-bottom:28px}
.page-head h1{font-size:clamp(2.25rem,6vw,3.75rem)}
.page-head p{color:var(--mute);margin-top:14px;max-width:52ch}
.q-grid{display:grid;gap:48px;padding-top:40px;padding-bottom:72px}
.q-list details p{max-width:65ch}
.mail{margin-top:20px}
.mail h2{font-size:1.5rem;margin-bottom:16px}
.q-grid h2{font-size:1.5rem;margin-bottom:16px}
.q-list details{border-top:1px solid var(--line)}
.q-list summary{cursor:pointer;font-weight:700;font-stretch:106%;padding:16px 28px 16px 0;list-style:none;position:relative}
.q-list summary::-webkit-details-marker{display:none}
.q-list summary::after{content:"+";position:absolute;right:4px;top:13px;font-family:var(--mono);color:var(--rust-hi);font-size:1.25rem}
.q-list details[open] summary::after{content:"−"}
.q-list details p{color:var(--mute);padding:0 0 18px;font-size:1rem}
.card{background:var(--panel);border:1px solid var(--line2);border-radius:8px;padding:22px 20px}
.card+.card{margin-top:20px}
.kv{display:grid;grid-template-columns:1fr auto;gap:8px 16px;font-size:.9375rem}
.kv dt{color:var(--mute)}
.kv dd{font-family:var(--mono);text-align:right;color:var(--ink)}
.kv .sep{grid-column:1/-1;border-top:1px solid var(--line);height:0;margin:4px 0}
.card .note{font-size:.875rem;color:var(--mute);margin-top:14px}
.card ul{padding-left:18px;color:var(--mute);font-size:.9375rem;display:grid;gap:8px}
.card a{color:var(--ink);text-underline-offset:3px}
.card .paper{margin-top:4px;font-size:.875rem;padding:18px}
@media (min-width:900px){.q-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:64px}}