:root {
  --bg: #f7f7f5;
  --panel: #ffffff;
  --ink: #1c1f23;
  --muted: #6b7178;
  --line: #e4e4e0;
  --accent: #0f766e;
  --accent-soft: #d6efec;
  --bar: #e3f1ef;
  --up: #15803d;
  --down: #b91c1c;
  --live: #16a34a;
  --danger: #b91c1c;
  --on-accent: #ffffff;
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121416;
    --panel: #1b1e21;
    --ink: #e8eaec;
    --muted: #9aa1a8;
    --line: #2c3135;
    --accent: #2dd4bf;
    --accent-soft: #123b37;
    --bar: #173532;
    --up: #4ade80;
    --down: #f87171;
    --live: #4ade80;
    --danger: #f87171;
    --on-accent: #0b1f1d;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #121416; --panel: #1b1e21; --ink: #e8eaec; --muted: #9aa1a8; --line: #2c3135;
  --accent: #2dd4bf; --accent-soft: #123b37; --bar: #173532; --up: #4ade80; --down: #f87171;
  --live: #4ade80; --danger: #f87171; --on-accent: #0b1f1d; color-scheme: dark;
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.6rem; margin: .2rem 0 1rem; letter-spacing: -.01em; }
h3 { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 0 0 .7rem; font-weight: 600; }
code, pre { font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

.top, main, .foot { max-width: 1180px; margin: 0 auto; padding-left: 16px; padding-right: 16px; }
.top { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--ink); display: flex; align-items: center; gap: .45rem; }
.brand .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.top nav { display: flex; gap: 1rem; align-items: center; }
main { padding-bottom: 3rem; min-height: 70vh; }
.foot { display: flex; gap: 1rem; justify-content: space-between; color: var(--muted); font-size: .85rem; padding-top: 1.5rem; padding-bottom: 2rem; border-top: 1px solid var(--line); }

.btn { display: inline-block; background: var(--accent); color: var(--on-accent); border: 0; border-radius: 8px; padding: .6rem 1.1rem; font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { text-decoration: none; filter: brightness(1.08); }
.btn.small { padding: .35rem .8rem; font-size: .9rem; }
.btn.ghost { background: transparent; color: var(--accent); border: 1px solid var(--accent); }
.btn.danger { background: var(--danger); }
button.link { background: none; border: 0; color: var(--accent); font: inherit; cursor: pointer; padding: 0; }
form.inline { display: inline; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; } /* bot trap, hidden from people */

.narrow { max-width: 440px; margin: 2rem auto; }
.prose { max-width: 680px; }
.stack { display: grid; gap: .9rem; }
.stack label { display: grid; gap: .3rem; font-weight: 600; font-size: .9rem; }
.row { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
input, select { font: inherit; padding: .55rem .7rem; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); color: var(--ink); min-width: 0; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.error { background: color-mix(in srgb, var(--danger) 12%, transparent); color: var(--danger); padding: .6rem .8rem; border-radius: 8px; }
.ok { background: var(--accent-soft); padding: .6rem .8rem; border-radius: 8px; }

.hero { max-width: 760px; margin: 3.5rem auto 2rem; text-align: center; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); line-height: 1.1; }
.lede { font-size: 1.15rem; color: var(--muted); }
.snippet { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: .8rem 1rem; overflow-x: auto; text-align: left; font-size: .85rem; white-space: pre-wrap; word-break: break-all; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin: 2rem 0; }
.features div { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem; }
.features h3 { color: var(--ink); text-transform: none; letter-spacing: 0; font-size: 1rem; }
.features p { margin: 0; color: var(--muted); }

.head-row, .site-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 1rem; flex-wrap: wrap; margin: 1rem 0; }
.site-head h1 { margin-bottom: 0; word-break: break-word; }
.tabs, .ranges { display: flex; gap: .3rem; flex-wrap: wrap; }
.tabs a, .ranges a { padding: .35rem .8rem; border-radius: 999px; color: var(--muted); }
.tabs a.on, .ranges a.on { background: var(--accent-soft); color: var(--ink); font-weight: 600; }
.ranges { margin-bottom: 1rem; }
.chips { display: flex; gap: .4rem; flex-wrap: wrap; align-items: center; margin: -.4rem 0 1rem; }
.chip { display: inline-flex; gap: .35rem; align-items: center; padding: .3rem .75rem; border-radius: 999px; background: var(--accent-soft); color: var(--ink); font-size: .9rem; }
.chip:hover { text-decoration: none; box-shadow: inset 0 0 0 1px var(--accent); }
.chip span { color: var(--muted); }
.chips .clear { color: var(--muted); font-size: .9rem; padding: 0 .3rem; }
a.flt { color: inherit; }
a.flt:hover { color: var(--accent); }
a.ext { color: var(--muted); font-size: .8rem; margin-left: .2rem; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; margin-bottom: 1rem; min-width: 0; }
.panel.empty { text-align: center; padding: 2rem; }
.panel.danger { border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); }

.site-list { display: grid; gap: .6rem; }
.site-row { display: grid; grid-template-columns: 1.4fr .8fr 1.4fr 1fr; gap: 1rem; align-items: center; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; color: var(--ink); }
.site-row:hover { border-color: var(--accent); text-decoration: none; }
.site-row .domain { font-weight: 700; word-break: break-word; }
@media (max-width: 700px) { .site-row { grid-template-columns: 1fr 1fr; } }

.live { display: inline-flex; align-items: center; gap: .45rem; color: var(--muted); }
.live .pulse { width: 9px; height: 9px; border-radius: 50%; background: var(--line); flex: none; }
.live.on { color: var(--ink); }
.live.on .pulse { background: var(--live); animation: pulse 1.6s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--live) 60%, transparent); } 100% { box-shadow: 0 0 0 9px transparent; } }
@media (prefers-reduced-motion: reduce) { .live.on .pulse { animation: none; } }
.live-head { display: flex; gap: 1rem; align-items: baseline; flex-wrap: wrap; }
.live-list { list-style: none; margin: .8rem 0 0; padding: 0; display: grid; gap: .3rem; }
.live-list a { display: grid; grid-template-columns: 1.6rem minmax(0, 1fr) minmax(0, 1.4fr) minmax(0, 1.6fr); gap: .6rem; align-items: center; padding: .45rem .5rem; border-radius: 8px; color: var(--ink); }
.live-list a:hover { background: var(--bg); text-decoration: none; }
.live-list .path { font-family: ui-monospace, Consolas, monospace; font-size: .85rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
@media (max-width: 700px) { .live-list a { grid-template-columns: 1.6rem minmax(0, 1fr); } .live-list a > :nth-child(n+3) { grid-column: 2; } }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .8rem; margin-bottom: 1rem; }
.kpis > div { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1rem; display: grid; gap: .15rem; align-content: start; }
.kpis .label { color: var(--muted); font-size: .8rem; }
.kpis b { font-size: 1.6rem; letter-spacing: -.02em; }
.kpis b.sm { font-size: 1.1rem; word-break: break-word; }
.trend { font-size: .8rem; font-weight: 600; }
.trend.up { color: var(--up); }
.trend.down { color: var(--down); }
.trend.flat { color: var(--muted); }

.chart { width: 100%; height: auto; display: block; }
.chart rect { fill: var(--accent); }
.chart rect:hover { opacity: .75; }
.chart text { fill: var(--muted); font-size: 11px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 0 1rem; }
.grid .wide { grid-column: 1 / -1; }
@media (max-width: 380px) { .grid { grid-template-columns: 1fr; } }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-weight: 600; color: var(--muted); font-size: .78rem; padding: .3rem .4rem; }
td { padding: .32rem .4rem; border-top: 1px solid var(--line); vertical-align: top; }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
table.bars td:first-child { position: relative; max-width: 0; width: 100%; }
table.bars .bar { position: absolute; left: 0; top: 3px; bottom: 3px; background: var(--bar); border-radius: 4px; }
table.bars .lbl { position: relative; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; padding-left: .3rem; }
.visits .path { font-family: ui-monospace, Consolas, monospace; font-size: .85rem; word-break: break-all; }
.panel:has(table.visits) { overflow-x: auto; }
.pager { display: flex; justify-content: space-between; margin: .8rem 0 0; }

.trip { list-style: none; margin: 0; padding: 0; counter-reset: step; }
.trip li { display: grid; grid-template-columns: 5rem minmax(0, 1fr) auto; gap: .8rem; padding: .6rem 0 .6rem 1.4rem; border-left: 2px solid var(--accent-soft); position: relative; }
.trip li::before { content: ""; position: absolute; left: -6px; top: .95rem; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.trip .t { color: var(--muted); font-variant-numeric: tabular-nums; }
.trip .p { display: grid; word-break: break-all; }
.trip .d { font-weight: 600; font-variant-numeric: tabular-nums; }
.trip .ev { color: var(--muted); font-size: .85rem; word-break: break-word; }
.jform { display: flex; flex-wrap: wrap; gap: .6rem; align-items: flex-end; }
.jform label { display: grid; gap: .25rem; font-weight: 600; font-size: .9rem; flex: 1 1 220px; }
.jform .jarrow { color: var(--muted); padding-bottom: .55rem; }
.jform p { flex-basis: 100%; margin: 0; }
.jhead { margin: 0 0 .3rem; }
.jroute { white-space: normal; }
.loopmark { color: var(--down); font-weight: 700; }
.jcols { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: .8rem; margin-top: .8rem; }
.jcol { display: grid; gap: .45rem; align-content: start; }
.jbox { display: grid; gap: .1rem; padding: .5rem .6rem; border-radius: 8px; background: var(--bg); border: 1px solid var(--line); min-width: 0; }
.jbox.on { border-color: var(--accent); background: var(--accent-soft); }
.jbox.end, .jbox.other { opacity: .75; }
.jbox .jlabel { font-weight: 600; overflow-wrap: anywhere; color: var(--ink); }
.jbox .jnum { font-variant-numeric: tabular-nums; }

.lede-sm { color: var(--muted); max-width: 760px; }
ul.plain { list-style: none; padding: 0; margin: 0; display: grid; gap: .2rem; }
.scroll { overflow-x: auto; }

/* /why */
.why-hero { max-width: 820px; margin: 3rem auto 2rem; text-align: center; }
.why-hero h1 { font-size: clamp(1.7rem, 4.6vw, 2.8rem); line-height: 1.15; }
.why-hero .ac { color: var(--accent); }
.kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .8rem; color: var(--muted); margin: 0; }
.letters { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; margin: 2rem 0; }
.letters article { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.2rem 1rem; position: relative; overflow: hidden; }
.letters .big { position: absolute; right: .6rem; top: -.6rem; font-size: 5.5rem; font-weight: 800; color: var(--accent-soft); line-height: 1; pointer-events: none; }
.letters h2 { position: relative; font-size: 1.25rem; margin: 0 0 .5rem; }
.letters .answer { position: relative; font-weight: 600; }
.letters p { position: relative; margin: 0 0 .6rem; }
.compare h2, .limits h2, .why-end h2 { font-size: 1.25rem; margin-top: 0; }
.compare td:nth-child(2) { font-weight: 600; }
.limits { max-width: 820px; margin: 2rem 0; }
.limits li { margin-bottom: .5rem; }
.why-end { text-align: center; max-width: 640px; margin: 2.5rem auto 1rem; }
.foot-links { display: inline-flex; gap: 1rem; }

/* Home page: the visit card is the one loud element; everything else stays quiet. */
.home-hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 2.5rem; align-items: center; margin: 3.5rem 0 3rem; }
.home-pitch h1 { font-size: clamp(2.2rem, 5.4vw, 3.6rem); line-height: 1.04; letter-spacing: -.03em; margin: 0 0 1rem; max-width: 12ch; }
.home-pitch .lede { max-width: 34rem; }
.home-cta { display: flex; gap: .6rem; flex-wrap: wrap; margin: 1.4rem 0 1rem; }
.home-pitch .snippet { max-width: 34rem; }
.visitcard { margin: 0; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 1.2rem 1.3rem 1rem; box-shadow: 0 18px 40px -24px color-mix(in srgb, var(--accent) 45%, transparent); }
.vc-head { display: grid; gap: .2rem; margin-bottom: .9rem; }
.vc-head b { font-size: 1.15rem; }
.visitcard .trip li { grid-template-columns: 4.6rem minmax(0, 1fr) auto; }
.visitcard figcaption { margin-top: .6rem; }
.reasons { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.6rem 2.5rem; margin: 1rem 0 3.5rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.reasons h2 { font-size: 1.08rem; margin: 0 0 .3rem; }
.reasons p { margin: 0; color: var(--muted); max-width: 38ch; }
.showrows { display: grid; gap: 2.5rem; margin-bottom: 3.5rem; }
.showrow { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 2.5rem; align-items: center; }
.showrow:nth-child(even) > :first-child { order: 2; }
.showrow h2 { font-size: 1.4rem; letter-spacing: -.01em; margin: 0 0 .4rem; }
.showrow p { margin: 0; color: var(--muted); max-width: 40ch; }
.mini { margin: 0; }
.mini .live { margin: 0; }
.mini-list { list-style: none; margin: .6rem 0 0; padding: 0; display: grid; gap: .3rem; }
.mini-list li { display: grid; grid-template-columns: 1fr 1fr auto; gap: .6rem; padding: .35rem .2rem; border-top: 1px solid var(--line); font-size: .92rem; }
.mini .chips { margin: 0 0 .9rem; }
.mini-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; }
.mini-kpis div { display: grid; }
.mini-kpis b { font-size: 1.4rem; letter-spacing: -.02em; }
.mini-journey { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: .8rem; align-items: center; }
.compare td:nth-child(3), .compare td:nth-child(4) { color: var(--muted); }
@media (max-width: 760px) {
  .home-hero, .showrow { grid-template-columns: minmax(0, 1fr); gap: 1.6rem; }
  .showrow:nth-child(even) > :first-child { order: 0; }
  .home-hero { margin-top: 2rem; }
}