/* Single stylesheet, no framework, no webfont. Fast pages rank better and this
   site's whole pitch is being faster and more accurate than the incumbents. */

:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --bg-inset: #eef0f4;
  --fg: #16181d;
  --fg-soft: #5a616e;
  --border: #dfe3ea;
  --accent: #1f6feb;
  --accent-soft: #e8f0fe;
  --ok: #12805c;
  --warn: #9a6700;
  --crit: #c0392b;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 10px;
  --wrap: 1080px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --bg-soft: #161a21;
    --bg-inset: #1c212a;
    --fg: #e8eaee;
    --fg-soft: #99a1b0;
    --border: #262c37;
    --accent: #58a6ff;
    --accent-soft: #12233d;
    --ok: #3fb950;
    --warn: #d29922;
    --crit: #f85149;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 var(--sans);
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { line-height: 1.25; letter-spacing: -0.015em; }
h1 { font-size: 2.1rem; margin: 0 0 .5rem; }
h2 { font-size: 1.4rem; margin: 2.4rem 0 .8rem; }
h3 { font-size: 1.08rem; margin: 1.6rem 0 .5rem; }
p { margin: 0 0 1rem; }

/* ---------------------------------------------------------------- chrome */
header.site {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky; top: 0; z-index: 20;
}
header.site .wrap { display: flex; align-items: center; gap: 24px; height: 60px; }
.brand { font-weight: 700; font-size: 1.05rem; color: var(--fg); letter-spacing: -0.02em; }
.brand:hover { text-decoration: none; }
.brand span { color: var(--accent); }
header.site nav { display: flex; gap: 20px; margin-left: auto; font-size: .93rem; flex-wrap: wrap; }
header.site nav a { color: var(--fg-soft); }
header.site nav a:hover { color: var(--fg); text-decoration: none; }

footer.site {
  border-top: 1px solid var(--border);
  margin-top: 64px; padding: 32px 0 48px;
  color: var(--fg-soft); font-size: .88rem;
}
footer.site .cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 28px; margin-bottom: 28px; }
footer.site h4 { margin: 0 0 .6rem; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--fg); }
footer.site ul { list-style: none; margin: 0; padding: 0; }
footer.site li { margin-bottom: .35rem; }

main { padding: 40px 0 0; }

/* ------------------------------------------------------------------ hero */
.hero { text-align: center; padding: 24px 0 8px; }
.hero p.lede { font-size: 1.12rem; color: var(--fg-soft); max-width: 640px; margin: 0 auto 1.8rem; }

form.check { display: flex; gap: 10px; max-width: 560px; margin: 0 auto; }
form.check input {
  flex: 1; padding: 13px 15px; font-size: 1rem; font-family: var(--sans);
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-soft); color: var(--fg);
}
form.check input:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }
button {
  padding: 13px 22px; font-size: 1rem; font-weight: 600; font-family: var(--sans);
  background: var(--accent); color: #fff; border: 0; border-radius: var(--radius); cursor: pointer;
}
button:hover { filter: brightness(1.08); }
button:disabled { opacity: .55; cursor: default; }
button.ghost { background: transparent; color: var(--accent); border: 1px solid var(--border); }

/* --------------------------------------------------------------- results */
#result { margin: 32px 0; }
.grade-head { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; margin-bottom: 20px; }
.grade {
  width: 62px; height: 62px; border-radius: 14px; display: grid; place-items: center;
  font-size: 2rem; font-weight: 700; color: #fff; flex: none;
}
.grade.A { background: var(--ok); } .grade.B { background: #4d9c3f; }
.grade.C { background: var(--warn); } .grade.D { background: #d2691e; }
.grade.F { background: var(--crit); }

.panel {
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-soft); padding: 18px 20px; margin-bottom: 14px;
}
.panel h3 { margin: 0 0 .6rem; display: flex; align-items: center; gap: 9px; font-size: 1rem; }
.pill { font-size: .72rem; font-weight: 700; padding: 2px 8px; border-radius: 20px; text-transform: uppercase; letter-spacing: .04em; }
.pill.ok { background: var(--ok); color: #fff; }
.pill.warn { background: var(--warn); color: #fff; }
.pill.crit { background: var(--crit); color: #fff; }
.pill.info { background: var(--bg-inset); color: var(--fg-soft); }

code, pre, .rec {
  font-family: var(--mono); font-size: .87rem;
}
.rec {
  display: block; background: var(--bg-inset); border: 1px solid var(--border);
  padding: 11px 13px; border-radius: 8px; word-break: break-all; margin: .5rem 0;
  white-space: pre-wrap;
}
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 16px; font-size: .92rem; margin-top: .6rem; }
.kv dt { color: var(--fg-soft); }
.kv dd { margin: 0; }

.finding { border-left: 3px solid var(--border); padding: 2px 0 2px 14px; margin: 14px 0; }
.finding.critical { border-color: var(--crit); }
.finding.warning { border-color: var(--warn); }
.finding strong { display: block; }
.finding .fix { color: var(--fg-soft); font-size: .93rem; }

.meter { height: 7px; background: var(--bg-inset); border-radius: 4px; overflow: hidden; margin: .5rem 0; }
.meter i { display: block; height: 100%; background: var(--ok); }
.meter i.warn { background: var(--warn); }
.meter i.crit { background: var(--crit); }

/* ------------------------------------------------------------ generators */
.builder { display: grid; grid-template-columns: 1fr 340px; gap: 28px; align-items: start; }
@media (max-width: 860px) { .builder { grid-template-columns: 1fr; } }

.picker { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.picker input.search { width: 100%; border: 0; border-bottom: 1px solid var(--border); padding: 12px 14px; font-size: .95rem; background: var(--bg-soft); color: var(--fg); font-family: var(--sans); }
.picker input.search:focus { outline: 2px solid var(--accent); outline-offset: -2px; }
.picker .list { max-height: 460px; overflow-y: auto; }
.picker label {
  display: flex; align-items: center; gap: 11px; padding: 9px 14px;
  border-bottom: 1px solid var(--border); cursor: pointer; font-size: .93rem;
}
.picker label:hover { background: var(--bg-soft); }
.picker label:last-child { border-bottom: 0; }
.picker .cost { margin-left: auto; color: var(--fg-soft); font-size: .8rem; font-family: var(--mono); flex: none; }
.picker input[type=checkbox] { width: 16px; height: 16px; accent-color: var(--accent); flex: none; }

.out { position: sticky; top: 80px; }
.out .rec { min-height: 76px; }
.budget { font-size: .9rem; margin: .5rem 0 1rem; }
.budget b { font-family: var(--mono); }

.field { margin-bottom: 14px; }
.field label { display: block; font-size: .85rem; color: var(--fg-soft); margin-bottom: 4px; }
.field select, .field input[type=text], .field input[type=email], .field input[type=number] {
  width: 100%; padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg-soft); color: var(--fg); font-size: .93rem; font-family: var(--sans);
}
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ------------------------------------------------------------------ misc */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.card {
  border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px;
  background: var(--bg-soft); display: block; color: inherit;
}
.card:hover { border-color: var(--accent); text-decoration: none; }
.card b { display: block; margin-bottom: 3px; }
.card span { color: var(--fg-soft); font-size: .88rem; }

table { width: 100%; border-collapse: collapse; font-size: .93rem; margin: 1rem 0; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--fg-soft); }
td.num { font-family: var(--mono); }

.note {
  border-left: 3px solid var(--accent); background: var(--accent-soft);
  padding: 12px 16px; border-radius: 0 8px 8px 0; margin: 1.2rem 0; font-size: .95rem;
}
.cols2 { display: grid; grid-template-columns: 1fr 300px; gap: 36px; align-items: start; }
@media (max-width: 900px) { .cols2 { grid-template-columns: 1fr; } }
aside .card { margin-bottom: 12px; }

.breadcrumb { font-size: .86rem; color: var(--fg-soft); margin-bottom: 1.2rem; }
.breadcrumb a { color: var(--fg-soft); }

.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 1rem 0; }
.tag-list a { font-family: var(--mono); font-size: .85rem; padding: 4px 11px; border: 1px solid var(--border); border-radius: 20px; background: var(--bg-soft); }

.err { color: var(--crit); }
.muted { color: var(--fg-soft); }
.spin { display: inline-block; width: 14px; height: 14px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: s .7s linear infinite; vertical-align: -2px; }
@keyframes s { to { transform: rotate(360deg); } }

.adslot { margin: 28px 0; min-height: 0; text-align: center; }

textarea {
  width: 100%; min-height: 230px; padding: 12px 14px; resize: vertical;
  font-family: var(--mono); font-size: .84rem; line-height: 1.5;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-soft); color: var(--fg);
}
textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }
.toolbar { display: flex; gap: 10px; align-items: center; margin: 10px 0 24px; flex-wrap: wrap; }
input[type=file] { font-size: .9rem; color: var(--fg-soft); font-family: var(--sans); }
.privacy-badge {
  display: inline-flex; align-items: center; gap: 7px; font-size: .85rem;
  color: var(--ok); border: 1px solid var(--border); background: var(--bg-soft);
  padding: 6px 12px; border-radius: 20px; margin-bottom: 1rem;
}