/* Layout: one narrow column; the form is the homepage, the verdict is a window-sticker card. */
:root {
  --bg: #f3f5f8;
  --card: #ffffff;
  --ink: #142030;
  --muted: #586678;
  --line: #d8dee6;
  --soft: #e9eef4;
  --accent: #0f5c8c;
  --accent-ink: #ffffff;
  --good: #1d7f47;
  --mid: #a86d12;
  --bad: #bf3a2b;
  --good-bg: #e3f3ea;
  --mid-bg: #fbf0dc;
  --bad-bg: #fbe5e2;
  --font-display: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-body: "Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e131a; --card: #161d27; --ink: #e6ebf1; --muted: #95a3b4; --line: #2b3542; --soft: #1e2733;
    --accent: #5aa7de; --accent-ink: #0b1320; --good: #4fc282; --mid: #e2a844; --bad: #ef6d5c;
    --good-bg: #16301f; --mid-bg: #332713; --bad-bg: #3a1c18; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0e131a; --card: #161d27; --ink: #e6ebf1; --muted: #95a3b4; --line: #2b3542; --soft: #1e2733;
  --accent: #5aa7de; --accent-ink: #0b1320; --good: #4fc282; --mid: #e2a844; --bad: #ef6d5c;
  --good-bg: #16301f; --mid-bg: #332713; --bad-bg: #3a1c18; color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.55 var(--font-body);
}
.wrap { max-width: 640px; margin: 0 auto; padding: 0 16px; }
a { color: var(--accent); }
button, input, select { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* Header and footer */
.top { padding-block: 18px 6px; }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand { font: 700 1.5rem/1 var(--font-display); letter-spacing: 0.01em; color: var(--ink); text-decoration: none; text-transform: uppercase; }
.brand span { color: var(--accent); }
.top nav { display: flex; gap: 16px; font-size: 0.9rem; }
.top nav a { color: var(--muted); text-decoration: none; }
.top nav a:hover { color: var(--ink); text-decoration: underline; }
.foot { padding-block: 32px 40px; color: var(--muted); font-size: 0.82rem; }
.foot p { margin: 0 0 8px; max-width: 62ch; }

/* Hero */
.hero { padding-block: 22px 14px; }
h1 { font: 700 clamp(2.4rem, 9vw, 3.6rem)/0.95 var(--font-display); margin: 0 0 10px; text-transform: uppercase; letter-spacing: -0.005em; text-wrap: balance; }
.lede { margin: 0; color: var(--muted); max-width: 46ch; }

/* Question flow */
.flow { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-block: 14px 8px; }
.progress { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-size: 0.8rem; color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }
.bar { flex: 1; height: 4px; background: var(--soft); border-radius: 2px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); width: 16%; transition: width 0.25s ease; }
.step h2 { font: 600 1.6rem/1.1 var(--font-display); margin: 0 0 14px; text-wrap: balance; }
.step .hint { color: var(--muted); font-size: 0.88rem; margin: -6px 0 14px; }
.field { display: grid; gap: 6px; margin-bottom: 14px; min-width: 0; }
.field label, .lbl { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
input[type="text"], input[type="number"], input[type="search"], select {
  width: 100%; min-width: 0; padding: 12px 12px; border: 1px solid var(--line); border-radius: 8px;
  background: var(--bg); font-size: 1.05rem;
}
input:focus, select:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }
.money { position: relative; }
.money::before { content: "$"; position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--muted); font-family: var(--font-mono); }
.money input { padding-left: 26px; font-family: var(--font-mono); }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(92px, 1fr)); gap: 8px; margin-bottom: 14px; }
.tile { border: 1px solid var(--line); background: var(--bg); border-radius: 8px; padding: 12px 8px; cursor: pointer; text-align: center; line-height: 1.2; }
.tile b { display: block; font: 600 1.25rem/1.1 var(--font-display); }
.tile small { color: var(--muted); font-size: 0.75rem; }
.tile:hover { border-color: var(--accent); }
.tile[aria-pressed="true"] { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--card)); box-shadow: inset 0 0 0 1px var(--accent); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 6px 12px; font-size: 0.85rem; cursor: pointer; }
.chip:hover { border-color: var(--accent); color: var(--accent); }
.examples { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line); }
.examples .lbl { display: block; margin-bottom: 8px; }

.nav { display: flex; justify-content: space-between; gap: 12px; margin-top: 6px; }
.btn { border: 0; border-radius: 8px; padding: 13px 20px; font-weight: 600; cursor: pointer; }
.btn-primary { background: var(--accent); color: var(--accent-ink); margin-left: auto; }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--muted); padding-inline: 4px; }
.btn-ghost:hover { color: var(--ink); }
.btn-line { background: var(--card); border: 1px solid var(--line); }
.err { color: var(--bad); font-size: 0.88rem; min-height: 1.3em; margin: 0 0 6px; }
.note { font-size: 0.85rem; color: var(--muted); margin: -6px 0 12px; }
details.more { border-top: 1px dashed var(--line); padding-top: 10px; margin-bottom: 12px; }
details.more summary { cursor: pointer; color: var(--accent); font-size: 0.92rem; }
details.more .row { margin-top: 12px; }
.privacy { font-size: 0.8rem; color: var(--muted); margin: 10px 0 0; }

/* Results: window sticker */
.sticker { background: var(--card); border: 2px solid var(--ink); border-radius: 4px; margin-top: 14px; overflow: hidden; }
.sticker-head { background: var(--ink); color: var(--bg); padding: 8px 14px; display: flex; justify-content: space-between; gap: 10px; font: 600 0.78rem/1.2 var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase; }
.sticker-body { padding: 16px 18px 18px; display: grid; grid-template-columns: 190px 1fr; gap: 18px; align-items: center; }
.dial { width: 100%; max-width: 190px; height: auto; display: block; }
.dial text { fill: var(--ink); }
.car-name { font: 700 1.7rem/1 var(--font-display); text-transform: uppercase; margin: 0 0 4px; text-wrap: balance; }
.car-sub { color: var(--muted); font-size: 0.88rem; margin: 0 0 12px; }
.verdict { display: inline-block; font: 700 1.25rem/1 var(--font-display); text-transform: uppercase; letter-spacing: 0.04em; padding: 7px 12px 6px; border-radius: 4px; }
.v-yes { background: var(--good-bg); color: var(--good); }
.v-maybe { background: var(--mid-bg); color: var(--mid); }
.v-no { background: var(--bad-bg); color: var(--bad); }
.why { margin: 12px 0 0; font-size: 0.98rem; }
.sticker-foot { border-top: 1px dashed var(--line); padding: 10px 18px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.sticker-foot .copied { color: var(--good); font-size: 0.85rem; }

.sec { margin-top: 26px; }
.sec h3 { font: 700 1.3rem/1.1 var(--font-display); text-transform: uppercase; letter-spacing: 0.02em; margin: 0 0 10px; }
.sec .sub { color: var(--muted); font-size: 0.88rem; margin: -4px 0 12px; }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }

.tips { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.tips button { width: 100%; text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 12px; background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; cursor: pointer; }
.tips button:hover { border-color: var(--accent); }
.tips .to { white-space: nowrap; font-family: var(--font-mono); font-size: 0.9rem; color: var(--muted); }
.tips .to b { color: var(--good); }

.big { font: 600 2.4rem/1 var(--font-mono); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.big small { font: 400 0.9rem var(--font-body); color: var(--muted); letter-spacing: 0; }
.stack { display: flex; height: 14px; border-radius: 3px; overflow: hidden; margin: 12px 0 10px; background: var(--soft); }
.stack span { display: block; height: 100%; }
.legend { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 6px 14px; font-size: 0.86rem; }
.legend div { display: flex; align-items: center; gap: 8px; justify-content: space-between; }
.legend i { width: 10px; height: 10px; border-radius: 2px; flex: none; }
.legend .k { display: flex; align-items: center; gap: 8px; color: var(--muted); }

.factors { display: grid; gap: 10px; }
.factor { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; min-width: 0; }
.factor-top { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.factor-name { font-weight: 600; }
.factor-pts { font-family: var(--font-mono); font-size: 0.9rem; white-space: nowrap; }
.meter { height: 6px; background: var(--soft); border-radius: 3px; margin: 8px 0; overflow: hidden; }
.meter i { display: block; height: 100%; border-radius: 3px; }
.t-good { background: var(--good); } .t-mid { background: var(--mid); } .t-bad { background: var(--bad); }
.factor p { margin: 0; font-size: 0.92rem; }
.factor details { margin-top: 6px; font-size: 0.85rem; color: var(--muted); }
.factor summary { cursor: pointer; color: var(--accent); }
.factor code { font-family: var(--font-mono); font-size: 0.82rem; }
.guard { border-color: var(--bad); background: var(--bad-bg); }

.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
td, th { padding: 8px 0; border-bottom: 1px solid var(--line); text-align: left; }
td.r, th.r { text-align: right; font-family: var(--font-mono); font-variant-numeric: tabular-nums; white-space: nowrap; padding-left: 12px; }
tr.total td { font-weight: 700; border-bottom: 0; border-top: 2px solid var(--ink); }
.muted { color: var(--muted); }
.tag { font-size: 0.7rem; letter-spacing: 0.05em; text-transform: uppercase; padding: 1px 6px; border-radius: 3px; background: var(--soft); color: var(--muted); margin-left: 6px; white-space: nowrap; }
.tag.yours { background: color-mix(in srgb, var(--accent) 15%, var(--card)); color: var(--accent); }

.assume { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.assume .field { margin: 0; }
.assume input, .assume select { font-size: 0.95rem; padding: 9px 10px; }

.disclaimer { font-size: 0.82rem; color: var(--muted); margin-top: 22px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }

/* Text pages: methodology, about, privacy */
.doc h2 { font: 700 1.4rem/1.1 var(--font-display); text-transform: uppercase; margin: 28px 0 8px; }
.doc p, .doc li { max-width: 64ch; }
.doc ul { padding-left: 20px; }

@media (max-width: 520px) {
  .sticker-body { grid-template-columns: 1fr; justify-items: start; }
  .dial { max-width: 170px; }
  .assume { grid-template-columns: 1fr; }
  .flow { padding: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }