/* Less, but better.
   One grid, one grotesk, flat grey surfaces, status lamps for colour, a single orange for the one thing to press. */
:root {
  --bg: #e7e6e1;
  --surface: #f4f3ef;
  --white: #fbfbf9;
  --ink: #141414;
  --ink-2: #4f4e49;
  --ink-3: #85847d;
  --line: #c6c5be;

  --orange: #ee5a1c;
  --lamp-green: #23a15f;
  --lamp-amber: #e3a41c;
  --lamp-grey: #9a9992;

  --sans: "Host Grotesk", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "Fragment Mono", ui-monospace, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 400 16px/1.55 var(--sans); -webkit-font-smoothing: antialiased;
  font-variant-numeric: tabular-nums;
}
.wrap { width: min(1160px, 100% - 64px); margin-inline: auto; }
a { color: inherit; }
code { font-family: var(--mono); font-size: .9em; }
.mono { font-family: var(--mono); }
:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; }

h1, h2, h3 { font-weight: 500; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(38px, 5.2vw, 68px); line-height: 1.03; letter-spacing: -0.035em; }
h2 { font-size: clamp(26px, 3vw, 38px); line-height: 1.1; }
h3 { font-size: 19px; line-height: 1.25; letter-spacing: -0.01em; }
.tiny { font: 400 12px/1.4 var(--mono); letter-spacing: .04em; text-transform: uppercase; color: var(--ink-3); }

/* ---------- store banner ---------- */
.banner { background: var(--ink); color: var(--bg); font-size: 13.5px; }
.banner .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 20px; padding: 10px 0; }
.banner .lamp { color: var(--bg); font: inherit; gap: 10px; }
.banner .lamp b { font-weight: 500; }
.banner .msg { color: #b5b4ac; }
.banner a { margin-left: auto; color: var(--bg); text-decoration: none; border-bottom: 1px solid currentColor; }
.banner a:hover { border-bottom-width: 2px; }
@media (max-width: 620px) { .banner a { margin-left: 0; } }

/* ---------- header ---------- */
.top { border-bottom: 1px solid var(--ink); }
.top .wrap { display: flex; align-items: center; height: 64px; gap: 32px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 500; }
.brand img { width: 24px; height: 24px; display: block; }
.top nav { margin-left: auto; display: flex; gap: 28px; align-items: center; font-size: 14px; }
.top nav a { text-decoration: none; color: var(--ink-2); }
.top nav a:hover { color: var(--ink); }

.key {
  display: inline-flex; align-items: center; gap: 12px; text-decoration: none;
  background: var(--orange); color: var(--ink); font-weight: 500; font-size: 16px;
  padding: 14px 22px; border-radius: 3px; border: 0;
  box-shadow: inset 0 -3px 0 rgba(0,0,0,.18);
  transition: transform .08s ease, box-shadow .08s ease;
}
.key:hover { transform: translateY(1px); box-shadow: inset 0 -2px 0 rgba(0,0,0,.18); }
.key:active { transform: translateY(3px); box-shadow: none; }
.key small { font: 400 12px/1 var(--mono); opacity: .75; }
.key.small { padding: 8px 14px; font-size: 14px; }
.ghost { display: inline-flex; align-items: center; gap: 10px; padding: 13px 21px; border: 1px solid var(--ink); border-radius: 3px; font-weight: 500; font-size: 16px; text-decoration: none; color: var(--ink); transition: background .15s ease; }
.ghost:hover { background: var(--surface); }
.ghost span { font-family: var(--mono); font-size: 14px; }
.plain { display: inline-flex; padding: 14px 4px; font-weight: 500; font-size: 17px; text-decoration: none; border-bottom: 1px solid var(--ink); }
.plain:hover { border-bottom-width: 3px; padding-bottom: 12px; }

/* ---------- hero ---------- */
.hero { padding: 72px 0 88px; }
.hero .wrap { display: grid; grid-template-columns: repeat(12, 1fr); gap: 32px; align-items: start; }
.hero .lead { grid-column: 1 / span 6; }
.hero .unit { grid-column: 8 / span 5; }
.hero .lede { font-size: 19px; line-height: 1.5; color: var(--ink-2); max-width: 30em; margin: 28px 0 36px; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; }
.hero .note-small { margin: 28px 0 0; color: var(--ink-3); font-size: 14px; max-width: 32em; }

.unit { background: var(--surface); border: 1px solid var(--line); border-radius: 4px; padding: 14px 14px 18px; position: relative; }
.unit .bar { display: flex; justify-content: space-between; align-items: center; padding: 2px 6px 10px; }
.unit .grille { width: 60px; height: 24px; background-image: radial-gradient(circle, #aeada6 1.4px, transparent 1.9px); background-size: 10px 10px; opacity: .8; }
.unit img { display: block; width: 100%; height: auto; }
.unit figcaption { padding: 10px 6px 0; }

.lamps { display: flex; flex-wrap: wrap; gap: 8px 18px; padding: 14px 6px 0; border-top: 1px solid var(--line); margin-top: 6px; }
.lamp { display: inline-flex; align-items: center; gap: 7px; font: 400 11.5px/1 var(--mono); color: var(--ink-2); }
.lamp i { width: 11px; height: 11px; border-radius: 50%; background: var(--lamp-grey); box-shadow: inset 0 0 0 2px rgba(255,255,255,.35), 0 0 0 1px rgba(0,0,0,.2); display: inline-block; flex: none; }
.lamp.g i { background: var(--lamp-green); }
.lamp.a i { background: var(--lamp-amber); }

/* ---------- sections: label column + content ---------- */
.sec { border-top: 1px solid var(--ink); padding: 40px 0 88px; }
.sec .wrap { display: grid; grid-template-columns: repeat(12, 1fr); gap: 32px; }
.sec .label { grid-column: 1 / span 3; padding-top: 6px; }
.sec .label b { display: block; color: var(--ink); font-weight: 400; }
.sec .body { grid-column: 4 / span 9; }
.sec .intro { max-width: 28em; }
.sec .sub { color: var(--ink-2); max-width: 36em; margin: 16px 0 0; }

.steps { list-style: none; margin: 48px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 28px; }
.steps li { border-top: 1px solid var(--ink); padding-top: 14px; }
.steps .n { font: 400 13px/1 var(--mono); color: var(--ink-3); }
.steps h3 { margin: 22px 0 8px; }
.steps p { margin: 0; color: var(--ink-2); font-size: 15px; }

.context { margin: 64px 0 0; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; padding: 14px; }
.context img { display: block; width: 100%; height: auto; border-radius: 2px; }
.context figcaption { padding: 12px 4px 0; }

.answers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 48px; }
.answer { display: flex; flex-direction: column; }
.answer .lamp { margin-bottom: 18px; }
.answer h3 { margin-bottom: 10px; }
.answer p { margin: 0 0 22px; color: var(--ink-2); font-size: 15px; }
.shot { margin-top: auto; height: 280px; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.shot img { display: block; max-width: 100%; max-height: 100%; width: auto; height: auto; }
.shot.crop img { width: 100%; height: 100%; object-fit: cover; object-position: center bottom; }

.rule { margin: 72px 0 0; background: var(--white); border: 1px solid var(--line); border-top: 4px solid var(--ink); border-radius: 0 0 4px 4px; padding: 28px 32px 32px; display: grid; grid-template-columns: 56px 1fr; gap: 24px; }
.rule .tick { width: 44px; height: 44px; border-radius: 50%; background: var(--lamp-green); box-shadow: inset 0 0 0 3px rgba(255,255,255,.35), 0 0 0 1px rgba(0,0,0,.25); display: grid; place-items: center; color: var(--ink); font-size: 22px; font-weight: 700; }
.rule h3 { font-size: 24px; margin-bottom: 12px; }
.rule p { margin: 0; color: var(--ink-2); max-width: 44em; }
.rule p + p { margin-top: 12px; }

/* ---------- install ---------- */
.install { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; margin-top: 44px; align-items: start; }
.how { list-style: none; counter-reset: s; padding: 0; margin: 0; }
.how li { counter-increment: s; position: relative; padding: 0 0 30px 52px; }
.how li::before {
  content: counter(s); position: absolute; left: 0; top: 0; width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--ink); display: grid; place-items: center; font: 400 13px/1 var(--mono);
}
.how h3 { margin-bottom: 6px; }
.how p { margin: 0 0 10px; color: var(--ink-2); font-size: 15px; }
.paths { display: flex; flex-wrap: wrap; gap: 8px; }
.path { display: inline-flex; align-items: center; gap: 10px; background: var(--surface); border: 1px solid var(--line); border-radius: 3px; padding: 4px 4px 4px 12px; font: 400 13px/1.4 var(--mono); }
.path button, .copy { font: 500 12px/1 var(--sans); background: var(--bg); color: var(--ink); border: 1px solid var(--line); border-radius: 2px; padding: 7px 10px; cursor: pointer; }
.path button:hover, .copy:hover { background: #d9d8d1; }

.plate { background: var(--surface); border: 1px solid var(--line); border-radius: 4px; padding: 22px 24px 8px; position: sticky; top: 24px; }
.plate h3 { margin-bottom: 4px; }
.plate > p { margin: 0 0 16px; color: var(--ink-2); font-size: 14.5px; }
.spec { margin: 0; border-top: 1px solid var(--ink); }
.spec div { display: grid; grid-template-columns: 96px 1fr; gap: 14px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.spec dt { color: var(--ink-3); font: 400 12px/1.6 var(--mono); text-transform: uppercase; letter-spacing: .04em; }
.spec dd { margin: 0; color: var(--ink); }
.spec dd.hash { font: 400 12px/1.5 var(--mono); word-break: break-all; }
.spec dd .copy { margin-top: 8px; }
.spec dd a { text-decoration: underline; text-underline-offset: 3px; }
.spec dd code { font-size: 12.5px; }

/* ---------- faq ---------- */
.faq { margin-top: 40px; border-top: 1px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq summary { cursor: pointer; font: 500 18px/1.3 var(--sans); letter-spacing: -0.01em; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 400 20px/1 var(--mono); color: var(--ink-3); }
.faq details[open] summary::after { content: "−"; }
.faq details p, .faq details ul { margin: 12px 0 0; color: var(--ink-2); max-width: 44em; font-size: 15.5px; }
.faq details ul { padding-left: 20px; }
.faq details li + li { margin-top: 4px; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--ink); padding: 28px 0 56px; color: var(--ink-3); font-size: 13px; }
footer .wrap { display: grid; grid-template-columns: repeat(12, 1fr); gap: 32px; }
footer .a { grid-column: 1 / span 6; }
footer .b { grid-column: 8 / span 5; text-align: right; }
footer p { margin: 0; }
footer p + p { margin-top: 6px; }
footer a { color: var(--ink-2); }

/* ---------- privacy page ---------- */
.doc { padding: 56px 0 40px; }
.doc .wrap { display: grid; grid-template-columns: repeat(12, 1fr); gap: 32px; }
.doc .label { grid-column: 1 / span 3; padding-top: 10px; }
.doc article { grid-column: 4 / span 7; }
.doc h1 { font-size: clamp(34px, 4.4vw, 52px); margin-bottom: 36px; }
.doc h2 { font-size: 22px; margin: 44px 0 10px; letter-spacing: -0.015em; }
.doc p, .doc li { color: var(--ink-2); }
.doc table { width: 100%; border-collapse: collapse; font-size: 14.5px; margin: 14px 0; border-top: 1px solid var(--ink); }
.doc th, .doc td { text-align: left; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc th { font: 400 12px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .hero .lead, .hero .unit { grid-column: 1 / -1; }
  .sec .label, .doc .label { grid-column: 1 / -1; padding-top: 0; }
  .sec .body, .doc article { grid-column: 1 / -1; }
  .steps { grid-template-columns: 1fr 1fr; gap: 28px; }
  .answers { grid-template-columns: 1fr; }
  .install { grid-template-columns: 1fr; gap: 36px; }
  .plate { position: static; }
  footer .a, footer .b { grid-column: 1 / -1; text-align: left; }
}
@media (max-width: 620px) {
  .wrap { width: min(1160px, 100% - 40px); }
  .top nav a:not(.key) { display: none; }
  .hero { padding: 44px 0 56px; }
  .sec { padding-bottom: 56px; }
  .steps { grid-template-columns: 1fr; }
  .rule { grid-template-columns: 1fr; padding: 24px; gap: 16px; }
  .spec div { grid-template-columns: 1fr; gap: 2px; }
}