/* AdSuite — one stylesheet, no framework, no external fonts.
   Dark-first: media buyers live in Ads Manager all day and it is a bright product. */
:root {
  --bg: #0e1116;
  --panel: #161b22;
  --panel-2: #1c232d;
  --line: #29313d;
  --ink: #e8edf4;
  --muted: #93a1b5;
  --accent: #4c8dff;
  --accent-ink: #ffffff;
  --good: #35c77b;
  --warn: #f0b849;
  --bad: #f4635a;
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg); color: var(--ink); font-family: var(--sans);
  font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
code, .mono { font-family: var(--mono); font-size: .9em; }

/* header / footer */
header.site, footer.site {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 1rem clamp(1rem, 5vw, 3rem); border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
header.site nav { margin-left: auto; display: flex; gap: 1.25rem; align-items: center; }
header.site nav a { color: var(--muted); }
header.site nav a:hover { color: var(--ink); text-decoration: none; }
.brand { display: flex; align-items: center; gap: .55rem; font-weight: 700; color: var(--ink); font-size: 1.1rem; }
.brand svg { fill: var(--accent); }
.brand:hover { text-decoration: none; }
footer.site {
  border-bottom: 0; border-top: 1px solid var(--line); margin-top: 5rem;
  display: block; padding-block: 2.5rem;
}
footer.site nav { display: flex; gap: 1.25rem; flex-wrap: wrap; margin: 1rem 0; }
footer.site nav a { color: var(--muted); }

main { max-width: 1080px; margin: 0 auto; padding: 0 clamp(1rem, 5vw, 3rem); }
.wide { max-width: 1320px; }

/* buttons */
.btn, button.btn {
  display: inline-block; background: var(--accent); color: var(--accent-ink);
  padding: .6rem 1.15rem; border-radius: var(--radius); font-weight: 600;
  border: 0; cursor: pointer; font-size: .95rem; font-family: inherit;
}
.btn:hover { text-decoration: none; filter: brightness(1.1); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn.danger { background: transparent; color: var(--bad); border: 1px solid var(--bad); }
.btn.big { padding: .85rem 1.6rem; font-size: 1.05rem; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }

/* hero */
.hero { padding: clamp(3rem, 9vw, 6rem) 0 3rem; max-width: 780px; }
.hero .lede { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--muted); }
.hero .cta { display: flex; gap: .9rem; flex-wrap: wrap; margin-top: 1.8rem; align-items: center; }
.eyebrow {
  display: inline-block; font-size: .78rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; margin-bottom: .9rem;
}

/* panels + grid */
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.4rem; }
.grid { display: grid; gap: 1.1rem; }
.grid.c2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.c3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.stat { font-size: 2rem; font-weight: 700; letter-spacing: -.02em; }
.stat.sm { font-size: 1.4rem; }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .65rem .7rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-scroll { overflow-x: auto; }

/* pills */
.pill {
  display: inline-block; padding: .15rem .55rem; border-radius: 999px; font-size: .75rem;
  font-weight: 700; letter-spacing: .02em; border: 1px solid;
}
.pill.pause { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 45%, transparent); background: color-mix(in srgb, var(--bad) 12%, transparent); }
.pill.scale { color: var(--good); border-color: color-mix(in srgb, var(--good) 45%, transparent); background: color-mix(in srgb, var(--good) 12%, transparent); }
.pill.keep { color: var(--muted); border-color: var(--line); background: var(--panel-2); }
.pill.dry { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, transparent); background: color-mix(in srgb, var(--warn) 12%, transparent); }
.pill.ok { color: var(--good); border-color: color-mix(in srgb, var(--good) 45%, transparent); background: color-mix(in srgb, var(--good) 12%, transparent); }

/* forms */
label { display: block; font-weight: 600; margin-bottom: .35rem; font-size: .9rem; }
input[type=text], input[type=email] {
  width: 100%; padding: .7rem .8rem; border-radius: var(--radius); font-size: 1rem;
  background: var(--panel-2); border: 1px solid var(--line); color: var(--ink); font-family: inherit;
}
input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.notice { padding: .85rem 1rem; border-radius: var(--radius); margin-bottom: 1.2rem; border: 1px solid; }
.notice.error { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 40%, transparent); background: color-mix(in srgb, var(--bad) 10%, transparent); }
.notice.info { color: var(--ink); border-color: var(--line); background: var(--panel-2); }
.notice.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); background: color-mix(in srgb, var(--warn) 10%, transparent); }

/* app shell */
.appbar {
  display: flex; gap: 1.2rem; align-items: center; flex-wrap: wrap;
  padding: .9rem clamp(1rem, 4vw, 2rem); border-bottom: 1px solid var(--line); background: var(--panel);
}
.appbar nav { display: flex; gap: 1.1rem; margin-left: auto; align-items: center; flex-wrap: wrap; }
.appbar nav a { color: var(--muted); font-size: .93rem; }
.appbar nav a.on, .appbar nav a:hover { color: var(--ink); text-decoration: none; }

.page-head { display: flex; align-items: flex-end; gap: 1rem; flex-wrap: wrap; margin: 2rem 0 1.4rem; }
.page-head h1 { font-size: 1.8rem; margin: 0; }
.page-head .spacer { margin-left: auto; }

/* checkbox cards for the account picker */
.pick { display: block; cursor: pointer; margin-bottom: .7rem; }
.pick input { position: absolute; opacity: 0; }
.pick .card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1.1rem;
  background: var(--panel); display: flex; gap: 1rem; align-items: center;
}
.pick input:checked + .card { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, var(--panel)); }
.pick input:focus-visible + .card { outline: 2px solid var(--accent); outline-offset: 2px; }
.pick .card .tick { width: 18px; height: 18px; border-radius: 4px; border: 1px solid var(--muted); flex: none; }
.pick input:checked + .card .tick { background: var(--accent); border-color: var(--accent); }
.pick input:disabled + .card { opacity: .5; }

/* simple bar chart */
.bars { display: flex; align-items: flex-end; gap: 2px; height: 120px; margin: 1rem 0 .3rem; }
.bars .bar { flex: 1; background: var(--accent); border-radius: 2px 2px 0 0; min-height: 1px; opacity: .8; }
.bars .bar:hover { opacity: 1; }

ul.ticks { list-style: none; padding: 0; }
ul.ticks li { padding-left: 1.7rem; position: relative; margin-bottom: .6rem; }
ul.ticks li::before { content: "→"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }

@media (max-width: 640px) {
  header.site nav { gap: .9rem; width: 100%; }
  .page-head .spacer { margin-left: 0; width: 100%; }
}