/* ============================================================
   SynthBid — internal Google Ads operations workspace
   Aesthetic: technical broadsheet / operations console
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,500;12..96,600;12..96,700&family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@400;450;500;600&display=swap');

:root {
  --paper:      #F6F4EC;
  --paper-2:    #FBFAF5;
  --panel:      #FFFFFF;
  --ink:        #16150F;
  --ink-soft:   #56544A;
  --ink-faint:  #8A877A;
  --line:       #DFDBCD;
  --line-soft:  #EBE8DC;
  --accent:     #BF3D0B;
  --accent-2:   #1F3A34;
  --accent-wash:#F3E7DC;
  --ok:         #2C6E49;

  --maxw: 1140px;
  --r: 6px;

  --mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --disp: 'Bricolage Grotesque', Georgia, serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 1px 1px, rgba(22,21,15,.045) 1px, transparent 0) 0 0 / 26px 26px,
    var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

/* ---------- layout helpers ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: var(--accent);
  display: inline-block;
}

h1, h2, h3 { font-family: var(--disp); font-weight: 600; line-height: 1.06; letter-spacing: -.015em; margin: 0; }

.lede { color: var(--ink-soft); font-size: 19px; max-width: 62ch; }

/* ---------- top bar ---------- */
header.bar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(246,244,236,.82);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.bar .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--disp); font-weight: 700; font-size: 19px; letter-spacing: -.02em; }
.glyph {
  width: 26px; height: 26px; border-radius: 5px;
  background: var(--ink);
  position: relative; flex: 0 0 auto;
}
.glyph::before, .glyph::after {
  content: ""; position: absolute; background: var(--accent);
}
.glyph::before { left: 6px; top: 6px; width: 6px; height: 14px; }
.glyph::after  { left: 14px; top: 6px; width: 6px; height: 9px; background: var(--paper); }

nav.links { display: flex; gap: 28px; align-items: center; font-size: 14.5px; }
nav.links a { color: var(--ink-soft); }
nav.links a:hover { color: var(--ink); }
nav.links a.cta {
  color: var(--ink); border: 1px solid var(--ink);
  padding: 7px 15px; border-radius: 100px; font-weight: 500;
}
nav.links a.cta:hover { background: var(--ink); color: var(--paper); }

.menu-btn { display:none; }

/* ---------- hero ---------- */
.hero { padding: 92px 0 64px; position: relative; }
.hero .grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: end; }
.hero h1 { font-size: clamp(44px, 6vw, 78px); margin: 22px 0 0; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lede { margin-top: 26px; }
.hero-actions { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  font-family: var(--sans); font-weight: 500; font-size: 15px;
  padding: 12px 22px; border-radius: 100px; cursor: pointer; border: 1px solid var(--ink);
  display: inline-flex; align-items: center; gap: 9px; transition: .18s;
}
.btn.solid { background: var(--ink); color: var(--paper); }
.btn.solid:hover { background: var(--accent); border-color: var(--accent); }
.btn.ghost:hover { background: var(--ink); color: var(--paper); }

.spec-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  padding: 22px 24px; box-shadow: 0 1px 0 var(--line), 0 18px 40px -28px rgba(22,21,15,.4);
}
.spec-card .k { font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-faint); }
.spec-row { display: flex; justify-content: space-between; align-items: baseline; padding: 13px 0; border-bottom: 1px dashed var(--line); }
.spec-row:last-child { border-bottom: 0; padding-bottom: 0; }
.spec-row .label { color: var(--ink-soft); font-size: 14.5px; }
.spec-row .val { font-family: var(--mono); font-size: 13.5px; font-weight: 500; }
.pill { font-family: var(--mono); font-size: 11px; letter-spacing:.08em; text-transform: uppercase; color: var(--ok); border: 1px solid var(--ok); border-radius: 100px; padding: 2px 9px; }

/* ---------- section scaffolding ---------- */
section { padding: 78px 0; border-top: 1px solid var(--line); }
.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; margin-bottom: 46px; flex-wrap: wrap; }
.sec-head h2 { font-size: clamp(30px, 3.6vw, 44px); max-width: 18ch; }
.sec-no { font-family: var(--mono); font-size: 13px; color: var(--ink-faint); letter-spacing: .1em; }

/* ---------- workflow steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.step { background: var(--paper-2); padding: 28px 24px 34px; position: relative; }
.step .n { font-family: var(--mono); font-size: 12px; color: var(--accent); letter-spacing: .12em; }
.step h3 { font-size: 21px; margin: 16px 0 10px; }
.step p { color: var(--ink-soft); font-size: 14.5px; margin: 0; }

/* ---------- capability cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--r);
  padding: 26px 24px; display: flex; flex-direction: column; gap: 12px;
}
.card .tag { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); }
.card h3 { font-size: 20px; }
.card p { color: var(--ink-soft); font-size: 14.5px; margin: 0; }
.card ul { margin: 6px 0 0; padding-left: 18px; color: var(--ink-soft); font-size: 14px; }
.card ul li { margin: 4px 0; }

/* ---------- definition rows (api usage) ---------- */
.deflist { border-top: 1px solid var(--line); }
.defrow { display: grid; grid-template-columns: 220px 1fr; gap: 30px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.defrow .term { font-family: var(--disp); font-weight: 600; font-size: 20px; }
.defrow .term span { display:block; font-family: var(--mono); font-weight: 400; font-size: 12px; color: var(--ink-faint); margin-top: 8px; letter-spacing: .06em; }
.defrow .body { color: var(--ink-soft); font-size: 15.5px; }
.defrow .body code { font-family: var(--mono); font-size: 13px; background: var(--accent-wash); color: var(--accent); padding: 1px 7px; border-radius: 4px; }

/* ---------- callout / panel ---------- */
.panel {
  background: var(--accent-2); color: #EDEDE6; border-radius: var(--r);
  padding: 40px 44px;
}
.panel .eyebrow { color: #E9B08C; }
.panel .eyebrow::before { background:#E9B08C; }
.panel h2 { color: #FBFAF5; font-size: clamp(26px,3vw,38px); margin-top: 16px; }
.panel p { color: #C9CCC4; max-width: 60ch; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line); padding: 56px 0 40px; }
footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
footer h4 { font-family: var(--mono); font-size: 11.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-faint); margin: 0 0 16px; font-weight: 500; }
footer a { color: var(--ink-soft); display: block; padding: 5px 0; font-size: 14.5px; }
footer a:hover { color: var(--accent); }
footer .meta { color: var(--ink-soft); font-size: 14px; }
footer .legal { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-family: var(--mono); font-size: 12px; color: var(--ink-faint); letter-spacing: .04em; }

/* ---------- page header (interior pages) ---------- */
.page-head { padding: 78px 0 8px; }
.page-head h1 { font-size: clamp(38px, 5vw, 60px); margin-top: 20px; }
.page-head .lede { margin-top: 22px; }

/* ---------- prose ---------- */
.prose { max-width: 72ch; }
.prose h2 { font-size: 28px; margin: 48px 0 14px; }
.prose h3 { font-size: 20px; margin: 30px 0 8px; }
.prose p { color: var(--ink-soft); margin: 12px 0; }
.prose ul { color: var(--ink-soft); padding-left: 20px; }
.prose li { margin: 7px 0; }
.prose code { font-family: var(--mono); font-size: 13.5px; background: var(--accent-wash); color: var(--accent); padding: 1px 6px; border-radius: 4px; }
.note { background: var(--paper-2); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: var(--r); padding: 18px 22px; color: var(--ink-soft); font-size: 15px; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.contact-card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r); padding: 30px; }
.contact-card .k { font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-faint); }
.contact-card .v { font-family: var(--disp); font-size: 22px; margin-top: 8px; }
.contact-card .v a:hover { color: var(--accent); }

/* ---------- reveal (content always visible; gentle one-time page fade) ---------- */
.reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: no-preference) {
  body { animation: pagefade .55s ease both; }
}
@keyframes pagefade { from { opacity: 0; } to { opacity: 1; } }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  body { font-size: 16px; }
  .hero .grid { grid-template-columns: 1fr; gap: 36px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .cards { grid-template-columns: 1fr; }
  .defrow { grid-template-columns: 1fr; gap: 10px; }
  footer .cols { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  nav.links { display: none; }
}