/* QORA site: shared layer (tokens, header, footer, buttons, page patterns).
   Page-specific styles stay inline in each page. */

:root{
  --bg: #f7f2ea;
  --bg-2: #e7e0d0;
  --panel: #faf6ec;
  --ink: #16140f;
  --ink-2: #2a2620;
  --muted: #6e675a;
  --line: #d6cfbd;
  --line-2: #c5bda7;
  --accent: #0ABAB5;
  --pos: oklch(0.55 0.13 145);
  --warn: oklch(0.60 0.15 30);
  --dark: #100e0a;
  --dark-2: #1a1813;
  --dark-3: #221f17;
  --dark-line: #2a261d;
  --dark-line-2: #3a3527;
  --dark-ink: #e9e3d2;
  --dark-muted: #8a8270;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --gutter: 40px;
  --max: 1280px;
}
*{ box-sizing: border-box; }
html, body{ margin:0; padding:0; }
html{ scroll-behavior: smooth; }
body{
  background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 15px; line-height: 1.5;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, svg{ max-width: 100%; }
.mono{ font-family: var(--mono); font-feature-settings: "calt" 0, "tnum" on; }
.wrap{ max-width: var(--max); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }

/* keyboard users land on the nav first; this jumps past it */
.skip-link{
  position:absolute; left:-9999px; top:0; z-index:100;
  background:var(--ink); color:var(--bg);
  padding:12px 20px; border-radius:0 0 8px 0;
  font:600 14px var(--sans); text-decoration:none;
}
.skip-link:focus{ left:0; }

/* ───── TOPBAR: compact, sticky ───── */
.topbar{
  position: sticky; top: 0; z-index: 50;
  display:flex; align-items:center; justify-content:space-between; gap: 24px;
  padding: 14px var(--gutter); border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  font-size: 15px; color: var(--ink-2);
}
.topbar .brand{
  display:flex; align-items:baseline; color: var(--ink); font-weight: 800;
  font-size: 34px; line-height: 1; letter-spacing: -0.06em;
  text-decoration: none; flex-shrink: 0;
}
.topbar .brand .dot{ color: var(--accent); }
.topbar nav{ display:flex; gap: clamp(14px, 1.8vw, 28px); white-space: nowrap; align-items: center; }
.topbar nav a{ color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: 15px; letter-spacing: -0.01em; }
.topbar nav a:hover, .topbar nav a.on{ color: var(--ink); }
.topbar nav a.on{ text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--accent); text-decoration-thickness: 2px; }
.topbar .actions{ display:flex; align-items:center; gap: 18px; flex-shrink: 0; }
.topbar .login{ color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: 15px; white-space: nowrap; }
.topbar .login:hover{ color: var(--ink); }
.topbar .signup{
  display:inline-flex; align-items:center; gap: 10px;
  background: var(--ink); color: var(--bg);
  text-decoration: none; font-weight: 600; font-size: 14px;
  padding: 11px 20px; border-radius: 999px;
  border: 1px solid var(--ink); white-space: nowrap;
  transition: background 0.15s ease, color 0.15s ease;
}
.topbar .signup:hover{ background: var(--accent); color: var(--ink); border-color: var(--accent); }

.topbar .menu-btn{
  display: none; align-items: center; justify-content: center;
  width: 40px; height: 40px; padding: 0;
  background: none; border: 1px solid var(--line-2); border-radius: 8px;
  color: var(--ink); cursor: pointer;
}
.topbar .menu-btn svg{ width: 22px; height: 22px; }
.topbar .menu-btn svg line{ transform-origin: 12px 12px; transition: transform 0.22s ease, opacity 0.18s ease; }
.topbar .menu-btn[aria-expanded="true"] .l2{ opacity: 0; }
.topbar .menu-btn[aria-expanded="true"] .l1{ transform: translateY(5px) rotate(45deg); }
.topbar .menu-btn[aria-expanded="true"] .l3{ transform: translateY(-5px) rotate(-45deg); }

/* the row holds logo, six links and two actions down to about 960px */
@media (max-width: 960px){
  .topbar{ flex-wrap: wrap; }
  .topbar .menu-btn{ display: inline-flex; }
  .topbar .login{ display: none; }
  .topbar .actions{ gap: 12px; }
  .topbar .signup{ padding: 10px 16px; }
  .topbar nav{
    display: none; order: 3; width: 100%;
    flex-direction: column; gap: 0; align-items: stretch;
    margin-top: 14px; padding-top: 2px;
    border-top: 1px solid var(--line);
  }
  .topbar nav.open{ display: flex; }
  .topbar nav a{ padding: 14px 2px; font-size: 16px; border-bottom: 1px solid var(--line); }
  .topbar nav a.on{ text-decoration: none; color: var(--accent); }
  .topbar nav a:last-child{ border-bottom: none; }
}
@media (max-width: 640px){
  :root{ --gutter: 20px; }
  .topbar .brand{ font-size: 30px; }
}

/* ───── BUTTONS ───── */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  text-decoration:none; font-weight: 500; font-size: 14px;
  letter-spacing: -0.01em; cursor: pointer;
  padding: 13px 22px; border-radius: 999px;
  border: 1px solid var(--ink); font-family: var(--sans);
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.btn-primary{ background: var(--ink); color: var(--bg); }
.btn-primary:hover{ background: var(--accent); color: var(--ink); border-color: var(--accent); }
.btn-ghost{ background: transparent; color: var(--ink); }
.btn-ghost:hover{ background: var(--ink); color: var(--bg); }
.btn-lg{ padding: 16px 28px; font-size: 15px; }
.btn .arrow{ display:inline-block; transition: transform 0.15s; }
.btn:hover .arrow{ transform: translateX(2px); }
.btn:focus-visible, a:focus-visible, button:focus-visible{
  outline: 2px solid var(--accent); outline-offset: 3px;
}

/* ───── TEXT PATTERNS ───── */
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 7px 12px 7px 10px;
  border: 1px solid var(--line-2); border-radius: 999px;
}
.eyebrow .dot{
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklch, var(--accent) 25%, transparent);
}
.eyebrow b{ color: var(--ink); font-weight: 500; }
.kicker{
  font-family: var(--mono); font-size: 11px; color: var(--muted);
  letter-spacing: 0.14em; text-transform: uppercase;
}
.kicker b{ color: var(--accent); font-weight: 500; }
em.ac{ font-style: normal; color: var(--accent); }

.section-head{
  display:grid; grid-template-columns: 1fr 1fr 1fr;
  padding: 14px var(--gutter);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 11px;
  color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase;
}
.section-head .c{ text-align:center; }
.section-head .r{ text-align:right; }
.section-head b{ color: var(--ink); font-weight: 600; }
@media (max-width: 640px){
  .section-head{ grid-template-columns: 1fr; gap: 4px; }
  .section-head .c, .section-head .r{ text-align: left; }
}

/* section title block used on every page */
.sec{ padding: 72px var(--gutter) 0; }
.sec-title{ max-width: 30ch; margin: 0 0 14px; font-weight: 600; font-size: clamp(30px, 3.4vw, 46px); line-height: 1.05; letter-spacing: -0.03em; text-wrap: pretty; }
.sec-lede{ max-width: 54ch; margin: 0 0 36px; font-size: 16px; color: var(--ink-2); }
.sec-top{ display:flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; margin-bottom: 36px; }
.sec-top .sec-title, .sec-top .sec-lede{ margin-bottom: 0; }

/* ───── INNER PAGE HERO ───── */
.page-hero{ padding: 72px var(--gutter) 56px; border-bottom: 1px solid var(--line); }
.page-hero .eyebrow{ margin-bottom: 26px; }
.page-hero h1{
  font-weight: 600; font-size: clamp(38px, 4.4vw, 62px);
  line-height: 1.02; letter-spacing: -0.035em; margin: 0 0 22px; max-width: 18ch; text-wrap: pretty;
}
.page-hero p.lede{ font-size: 17px; line-height: 1.5; color: var(--ink-2); margin: 0 0 30px; max-width: 52ch; }
.page-hero .ctas{ display:flex; gap: 12px; flex-wrap: wrap; }

/* ───── CARDS & GRIDS ───── */
.grid{ display:grid; gap: 16px; }
.grid-2{ grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3{ grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4{ grid-template-columns: repeat(4, minmax(0,1fr)); }
@media (max-width: 1000px){ .grid-4{ grid-template-columns: repeat(2, minmax(0,1fr)); } .grid-3{ grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 640px){ .grid-2, .grid-3, .grid-4{ grid-template-columns: 1fr; } }

.card{
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 26px 26px 24px; display:flex; flex-direction: column; gap: 10px;
}
.card .kicker{ margin-bottom: 6px; }
.card h3{ margin: 0; font-weight: 700; font-size: 18px; letter-spacing: -0.02em; }
.card p{ margin: 0; color: var(--ink-2); font-size: 14px; line-height: 1.5; }
.card .ico{ width: 44px; height: 44px; color: var(--ink); margin-bottom: 6px; }
.card .ico svg{ width:100%; height:100%; display:block; }
.card.dark{ background: var(--dark); color: var(--dark-ink); border-color: var(--dark-line); }
.card.dark h3{ color: var(--dark-ink); }
.card.dark p{ color: var(--dark-ink); opacity: .78; }
.card.dark .ico{ color: var(--accent); }
.card.dark .kicker{ color: var(--dark-muted); }

/* numbered steps */
.steps{ display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; }
.step{ border-top: 2px solid var(--ink); padding-top: 18px; }
.step .n{ font-family: var(--mono); font-size: 11px; color: var(--accent); letter-spacing: 0.14em; margin-bottom: 10px; }
.step h3{ margin: 0 0 8px; font-weight: 700; font-size: 18px; letter-spacing: -0.02em; }
.step p{ margin: 0; color: var(--ink-2); font-size: 14px; }
@media (max-width: 760px){ .steps{ grid-template-columns: 1fr; } }

/* segmented toggle (Advertisers | Publishers) */
.seg{ display:inline-flex; border: 1px solid var(--line-2); border-radius: 999px; padding: 4px; background: var(--panel); gap: 2px; }
.seg [role="tab"]{
  border: 0; background: transparent; color: var(--ink-2); cursor: pointer;
  font: 500 14px var(--sans); padding: 9px 18px; border-radius: 999px;
  transition: background .15s, color .15s;
}
.seg [role="tab"][aria-selected="true"]{ background: var(--ink); color: var(--bg); }
/* page styles set display on panels; hidden must still win */
[role="tabpanel"][hidden]{ display: none !important; }

/* definition rows (label · value) */
.rows{ border-top: 1px solid var(--line); }
.rows .row{ display:grid; grid-template-columns: 220px 1fr; gap: 24px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.rows .row .k{ font-family: var(--mono); font-size: 11px; color: var(--muted); letter-spacing: 0.12em; text-transform: uppercase; padding-top: 4px; }
.rows .row .v{ color: var(--ink-2); font-size: 15px; }
.rows .row .v b{ color: var(--ink); font-weight: 600; }
@media (max-width: 640px){ .rows .row{ grid-template-columns: 1fr; gap: 6px; } }

/* FAQ */
.faq details{ border-bottom: 1px solid var(--line); }
.faq summary{ cursor: pointer; list-style: none; padding: 18px 0; font-weight: 600; font-size: 16px; display:flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; color: var(--accent); font-weight: 500; }
.faq details[open] summary::after{ content:"−"; }
.faq details p{ margin: 0 0 18px; color: var(--ink-2); max-width: 70ch; }

/* ───── FINAL CTA ───── */
.cta-block{ padding: 0 var(--gutter); margin-top: 80px; }
.cta-card{
  background: var(--dark); color: var(--dark-ink);
  border: 1px solid var(--dark-line); border-radius: 12px;
  padding: 56px;
  display:grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center;
}
.cta-card h2{
  font-weight: 600; font-size: clamp(32px, 3.6vw, 52px);
  line-height: 1.04; letter-spacing: -0.03em; margin: 0 0 18px; max-width: 18ch; text-wrap: pretty;
}
.cta-card h2 em{ font-style: normal; color: var(--accent); }
.cta-card p{ color: var(--dark-ink); opacity: 0.72; font-size: 16px; margin: 0 0 28px; max-width: 44ch; }
.cta-card .ctas{ display:flex; gap: 12px; flex-wrap: wrap; }
.cta-card .btn-primary{ background: var(--accent); color: var(--dark); border-color: var(--accent); }
.cta-card .btn-primary:hover{ background: var(--dark-ink); color: var(--dark); border-color: var(--dark-ink); }
.cta-card .btn-ghost{ color: var(--dark-ink); border-color: var(--dark-line-2); background: transparent; }
.cta-card .btn-ghost:hover{ background: var(--dark-ink); color: var(--dark); border-color: var(--dark-ink); }
.cta-card .aside{
  border-left: 1px solid var(--dark-line); padding-left: 40px;
  font-family: var(--mono); font-size: 12px; color: var(--dark-muted); letter-spacing: 0.06em; line-height: 2;
}
.cta-card .aside b{ color: var(--dark-ink); font-weight: 500; }
@media (max-width: 1000px){ .cta-card{ grid-template-columns: 1fr; } .cta-card .aside{ border-left: 0; padding-left: 0; border-top: 1px solid var(--dark-line); padding-top: 24px; } }
@media (max-width: 640px){ .cta-card{ padding: 32px 24px; } }

/* ───── FOOTER: four groups ───── */
footer.site{
  background: var(--bg); color: var(--ink);
  border-top: 1px solid var(--line);
  margin-top: 80px; padding: 56px var(--gutter) 28px;
}
footer.site .top{
  display:grid; grid-template-columns: 1.4fr repeat(4, minmax(0,1fr));
  gap: 40px; padding-bottom: 32px; border-bottom: 1px solid var(--line);
}
footer.site .brandblock{ display:flex; flex-direction:column; gap: 14px; }
footer.site .lock{ display:flex; align-items:baseline; }
footer.site .lock .qmk, footer.site .lock .dot{ font-weight: 800; font-size: 36px; letter-spacing: -0.06em; line-height: 1; }
footer.site .lock .dot{ color: var(--accent); }
footer.site .blurb{ color: var(--ink-2); font-size: 14px; max-width: 34ch; line-height: 1.5; }
footer.site h4{ font-family: var(--mono); font-size: 11px; color: var(--muted); letter-spacing: 0.14em; text-transform: uppercase; margin: 0 0 18px; font-weight: 500; }
footer.site .links{ display:flex; flex-direction:column; gap: 10px; }
footer.site .links a{ color: var(--ink); text-decoration: none; font-size: 14px; }
footer.site .links a:hover{ color: var(--accent); }
footer.site .bottom{
  padding-top: 22px; display:flex; justify-content:space-between; gap: 18px; flex-wrap: wrap; align-items: baseline;
  font-family: var(--mono); font-size: 11px; color: var(--muted); letter-spacing: 0.08em; text-transform: uppercase;
}
footer.site .bottom b{ color: var(--ink); font-weight: 600; }
@media (max-width: 1000px){ footer.site .top{ grid-template-columns: 1fr 1fr 1fr; } footer.site .brandblock{ grid-column: 1 / -1; } }
@media (max-width: 640px){ footer.site .top{ grid-template-columns: repeat(2, minmax(0,1fr)); gap: 28px; } }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation: none !important; transition: none !important; }
}

/* ───── COOKIE CONSENT: a card in the corner, never a wall ───── */
.cookie-panel{
  position: fixed; left: 20px; bottom: 20px; z-index: 80;
  width: min(420px, calc(100vw - 40px));
  background: var(--dark); color: var(--dark-ink);
  border: 1px solid var(--dark-line-2); border-radius: 12px;
  padding: 22px 24px 20px;
  box-shadow: 0 18px 50px rgba(16,14,10,.28);
  display: none;
}
/* visibility is a display switch; the motion is only a slide, so a stalled
   animation can never leave the panel invisible */
.cookie-panel.show{ display: block; animation: cookie-rise .28s ease; }
@keyframes cookie-rise{ from{ transform: translateY(12px); } to{ transform: none; } }
.cookie-panel .kicker{ color: var(--dark-muted); margin-bottom: 10px; }
.cookie-panel h2{ margin: 0 0 8px; font-weight: 600; font-size: 19px; letter-spacing: -0.02em; }
.cookie-panel p{ margin: 0 0 16px; font-size: 13px; line-height: 1.5; color: var(--dark-ink); opacity: .78; }
.cookie-panel p a{ color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.cookie-panel .actions{ display:flex; gap: 10px; flex-wrap: wrap; }
.cookie-panel .btn{ padding: 10px 18px; font-size: 13px; }
.cookie-panel .btn-primary{ background: var(--accent); color: var(--dark); border-color: var(--accent); }
.cookie-panel .btn-primary:hover{ background: var(--dark-ink); border-color: var(--dark-ink); }
.cookie-panel .btn-ghost{ color: var(--dark-ink); border-color: var(--dark-line-2); }
.cookie-panel .btn-ghost:hover{ background: var(--dark-ink); color: var(--dark); border-color: var(--dark-ink); }
@media (max-width: 640px){
  .cookie-panel{ left: 12px; right: 12px; bottom: 12px; width: auto; padding: 18px 18px 16px; }
}