:root {
  --bg: #fbfaf7;
  --surface: #ffffff;
  --surface-2: #f3f1ea;
  --text: #1b1a17;
  --muted: #5f5b52;
  --border: #e2ded3;
  --accent: #b4410e;
  --accent-2: #cf5317;
  --accent-soft: #fbe9dd;
  --good: #1d6b3a;
  --good-soft: #e3f1e7;
  --warn-soft: #fdf1e3;
  --bad: #b3261e;
  --bad-soft: #fde7e5;
  --radius: 12px;
  --wrap: 960px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14130f;
    --surface: #1c1b16;
    --surface-2: #23211b;
    --text: #ece8de;
    --muted: #aaa496;
    --border: #353228;
    --accent: #f08a4b;
    --accent-2: #f6a26c;
    --accent-soft: #3a2416;
    --good: #7fd49b;
    --good-soft: #17301f;
    --warn-soft: #33261a;
    --bad: #ff8a80;
    --bad-soft: #3a1916;
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 17px/1.65 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
a { color: var(--accent); text-underline-offset: 2px; }
a:hover { color: var(--accent-2); }
h1, h2, h3 { line-height: 1.25; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 .4em; }
h2 { font-size: clamp(1.4rem, 3vw, 1.8rem); margin: 0 0 .6em; }
h3 { font-size: 1.1rem; margin: 1.4em 0 .4em; }
code { font: .88em/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--surface-2); padding: .1em .35em; border-radius: 5px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }

header.top { border-bottom: 1px solid var(--border); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: .8rem; padding-bottom: .8rem; }
.brand { display: flex; align-items: center; gap: .5rem; font-weight: 800; font-size: 1.15rem; color: var(--text); text-decoration: none; }
.brand svg { width: 28px; height: 28px; }
nav a { margin-left: 1.1rem; color: var(--muted); text-decoration: none; font-size: .95rem; }
nav a:hover { color: var(--text); }
@media (max-width: 560px) { nav a:not(.btn) { display: none; } }

.hero { padding: 3.5rem 0 2.5rem; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 40em; margin: 0; }
section { padding: 2.5rem 0; }
section.alt { background: var(--surface-2); }

.btn { display: inline-block; background: var(--accent); color: #fff; font-weight: 700; padding: .7rem 1.2rem; border: 0; border-radius: 10px; text-decoration: none; font-size: 1rem; cursor: pointer; }
.btn:hover { background: var(--accent-2); color: #fff; }
@media (prefers-color-scheme: dark) { .btn, .btn:hover { color: #1b1a17; } }
nav .btn { margin-left: 1.1rem; padding: .45rem .9rem; font-size: .9rem; }

.checker-form { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1.6rem; max-width: 560px; }
.checker-form input { flex: 1 1 240px; min-width: 0; font-size: 1.05rem; padding: .7rem .9rem; border: 2px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text); }
.checker-form input:focus { outline: none; border-color: var(--accent); }
.note { color: var(--muted); font-size: .9rem; margin-top: .6rem; }
#results:empty { display: none; }
#results { margin-top: 2rem; }
.result { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: .9rem 1.1rem; margin: .8rem 0; }
.result h3 { margin: 0 0 .3rem; display: flex; justify-content: space-between; gap: 1rem; }
.result p { margin: .3rem 0; }
.result code { word-break: break-all; }
.pill { font-size: .78rem; font-weight: 700; padding: .1rem .55rem; border-radius: 99px; white-space: nowrap; }
.pill-good { background: var(--good-soft); color: var(--good); }
.pill-warn { background: var(--warn-soft); color: #9a5b00; }
.pill-bad { background: var(--bad-soft); color: var(--bad); }
@media (prefers-color-scheme: dark) { .pill-warn { color: #f5b860; } }
.score { font-size: 2.4rem; font-weight: 800; margin: .2rem 0; }
.table-wrap { overflow-x: auto; margin: 1rem 0; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: .4rem .6rem; border-bottom: 1px solid var(--border); vertical-align: top; }

.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem 1.2rem; }
.card h3 { margin-top: 0; }
.card p { margin: 0; color: var(--muted); }

.offer { background: var(--surface); border: 2px solid var(--accent); border-radius: var(--radius); padding: 1.6rem; max-width: 640px; }
.price { font-size: 2.6rem; font-weight: 800; margin: 0; }
.price small { font-size: 1rem; font-weight: 600; color: var(--muted); }
ul.checks { list-style: none; padding: 0; margin: 1rem 0 1.4rem; }
ul.checks li { padding-left: 1.7rem; position: relative; margin: .4rem 0; }
ul.checks li::before { content: "✓"; position: absolute; left: 0; color: var(--good); font-weight: 800; }

ol.steps { padding-left: 1.3rem; }
ol.steps li { margin: .5rem 0; }
details { border-bottom: 1px solid var(--border); padding: .8rem 0; }
summary { font-weight: 700; cursor: pointer; }
details p { margin: .5rem 0 0; color: var(--muted); }

footer { border-top: 1px solid var(--border); padding: 1.6rem 0 2.4rem; color: var(--muted); font-size: .9rem; }
footer a { color: var(--muted); }
.prose h2 { margin-top: 1.8em; }
.prose .offer h2 { margin-top: 0; }
.wrap.prose { max-width: var(--wrap); }
.wrap.prose > * { max-width: 720px; }