/* ============================================================
   QuantumSynapse AI — marketing site
   XBOW-style structure - light hero + dark feature sections,
   monospace display, lime accent, QuantumSynapse brand.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Spline+Sans+Mono:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* type */
  --qs-mono: 'Spline Sans Mono', 'JetBrains Mono', ui-monospace, monospace;
  --qs-label: 'JetBrains Mono', ui-monospace, monospace;
  --qs-body: 'Inter', ui-sans-serif, system-ui, sans-serif;

  /* accent — tweakable */
  --qs-lime: #c6f24e;
  --qs-lime-hover: #d3f76a;
  --qs-lime-ink: #15180a;
  --qs-green: #8bc34a;
  --qs-azure: #3b6fff;
  --qs-azure-soft: #e7edff;

  /* light surfaces */
  --qs-bg: #ffffff;
  --qs-bg-tint: #f7f8fa;
  --qs-ink: #0a0e17;
  --qs-ink-2: #1c2230;
  --qs-muted: #5a6473;
  --qs-muted-2: #8b93a1;
  --qs-line: #e9ebef;
  --qs-line-2: #dadde3;

  /* dark surfaces */
  --qs-dark: #0a0e17;
  --qs-dark-2: #0d1220;
  --qs-dark-card: #111726;
  --qs-dark-line: #222a3d;
  --qs-dark-fg: #e7e9ee;
  --qs-dark-muted: #98a1b3;

  --qs-maxw: 1280px;
  --qs-gutter: 40px;

  --qs-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--qs-body);
  background: var(--qs-bg);
  color: var(--qs-ink);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--qs-maxw);
  margin: 0 auto;
  padding: 0 var(--qs-gutter);
}

/* ---------- type helpers ---------- */
.mono { font-family: var(--qs-mono); }
.eyebrow {
  display: inline-block;
  font-family: var(--qs-label);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--qs-ink);
  background: var(--qs-azure-soft);
  border: 1px solid #d6e0ff;
  padding: 5px 11px;
  border-radius: 5px;
}
.eyebrow.on-dark {
  color: var(--qs-dark-fg);
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.14);
}

h1, h2, h3, h4 { font-family: var(--qs-mono); font-weight: 500; line-height: 1.04; letter-spacing: -0.01em; color: var(--qs-ink); }

.display {
  font-family: var(--qs-mono);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.015em;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--qs-label);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--qs-dur, 180ms) var(--qs-ease),
              color 180ms var(--qs-ease),
              border-color 180ms var(--qs-ease),
              transform 120ms var(--qs-ease);
  white-space: nowrap;
}
.btn-lime { background: var(--qs-lime); color: var(--qs-lime-ink); }
.btn-lime:hover { background: var(--qs-lime-hover); }
.btn-lime:active { transform: translateY(1px); }
.btn-ghost { background: #eef0f4; color: var(--qs-ink); }
.btn-ghost:hover { background: #e4e7ec; }
.btn-outline { background: transparent; border-color: var(--qs-line-2); color: var(--qs-ink); }
.btn-outline:hover { border-color: var(--qs-ink); }
.btn-lg { font-size: 14px; padding: 15px 28px; }
.btn-sm { font-size: 12px; padding: 9px 16px; }
.btn-dark { background: var(--qs-ink); color: #fff; }
.btn-dark:hover { background: #20283a; }
.btn-block { display: flex; width: 100%; justify-content: center; }

/* ---------- announcement bar ---------- */
.announce {
  background: var(--qs-azure-soft);
  border-bottom: 1px solid #dbe3fb;
  font-size: 14px;
  text-align: center;
  padding: 11px 20px;
  color: var(--qs-ink);
}
.announce a { font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.announce .dim { color: var(--qs-muted); }
/* rotating message: fade only the text, never the bar background */
.announce-rot { display: inline; transition: opacity 0.4s var(--qs-ease); }
.announce.swapping .announce-rot { opacity: 0; }
@media (prefers-reduced-motion: reduce) {
  .announce-rot { transition: none; }
}

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--qs-line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 80px; gap: 28px; }
.nav-logo { display: inline-flex; align-items: center; flex: none; }
.nav-logo img { height: 42px; width: auto; display: block; }

/* "Powered by Inua AI" caption beneath the brand logo (nav + footer) */
.nav-brand { display: inline-flex; flex-direction: column; align-items: flex-start; flex: none; }
.footer-logo { display: flex; flex-direction: column; align-items: flex-start; justify-self: start; }
.powered-by {
  margin-top: 4px;
  align-self: flex-end;          /* right-align: text ends at the logo's right edge */
  font-family: var(--qs-label);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--qs-muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s var(--qs-ease);
}
.powered-by:hover { color: var(--qs-ink); }
/* right padding lines "AI" up under the visible end of the wordmark */
.nav-brand .powered-by { padding-right: 7px; }
.footer-logo .powered-by { margin-top: 8px; padding-right: 6px; color: var(--qs-dark-muted); }
.footer-logo .powered-by:hover { color: var(--qs-lime); }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-family: var(--qs-mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--qs-ink);
  display: inline-flex; align-items: center; gap: 5px;
  transition: color 160ms var(--qs-ease);
}
.nav-links a:hover { color: var(--qs-muted); }
.nav-links .chev { width: 13px; height: 13px; opacity: .6; }
.nav-actions { display: flex; align-items: center; gap: 12px; }

/* ---------- hamburger + sidebar (mobile / tablet) ---------- */
.nav-burger {
  display: none;
  align-items: center; justify-content: center;
  width: 46px; height: 46px; flex: none;
  border: 1px solid var(--qs-line-2); border-radius: 12px;
  background: #fff; color: var(--qs-ink); cursor: pointer;
  transition: border-color .15s var(--qs-ease), background .15s var(--qs-ease);
}
.nav-burger:hover { border-color: var(--qs-ink); }
.nav-burger svg { width: 22px; height: 22px; }
.nav-scrim {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(7,10,16,0.5); backdrop-filter: blur(2px);
  opacity: 0; pointer-events: none; transition: opacity .25s var(--qs-ease);
}
.nav-scrim.open { opacity: 1; pointer-events: auto; }
.sidebar {
  position: fixed; top: 0; right: 0; z-index: 91;
  height: 100%; height: 100dvh;
  width: min(86vw, 380px);
  background: var(--qs-bg);
  border-left: 1px solid var(--qs-line);
  box-shadow: -30px 0 80px rgba(10,14,23,0.18);
  transform: translateX(100%);
  transition: transform .3s var(--qs-ease);
  display: flex; flex-direction: column;
  padding: 20px 22px calc(24px + env(safe-area-inset-bottom));
  overflow-y: auto; -webkit-overflow-scrolling: touch;
}
.sidebar.open { transform: none; }
.sidebar-head { display: flex; align-items: center; justify-content: flex-end; min-height: 48px; }
.sidebar-close {
  width: 44px; height: 44px; border-radius: 12px; flex: none;
  border: 1px solid var(--qs-line); background: var(--qs-bg-tint); color: var(--qs-ink);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
}
.sidebar-close:hover { border-color: var(--qs-ink); }
.sidebar-links { display: flex; flex-direction: column; margin-top: 8px; }
.sidebar-links a {
  font-family: var(--qs-mono); font-size: 19px; font-weight: 500; color: var(--qs-ink);
  padding: 16px 6px; border-bottom: 1px solid var(--qs-line);
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.sidebar-links a:active { color: var(--qs-muted); }
.sidebar-links a svg { width: 16px; height: 16px; opacity: .5; }
.sidebar-cta { display: flex; flex-direction: column; gap: 12px; margin-top: 26px; }
.sidebar-cta .btn { width: 100%; justify-content: center; font-size: 14px; padding: 15px 22px; }
.sidebar-foot { margin-top: auto; padding-top: 26px; font-family: var(--qs-label); font-size: 12px; color: var(--qs-muted-2); line-height: 1.6; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: 120px 0 130px;
  text-align: center;
  overflow: hidden;
  background:
    radial-gradient(900px 380px at 12% -8%, var(--qs-azure-soft), transparent 60%),
    radial-gradient(900px 380px at 88% -8%, #f0f7e6, transparent 60%);
}
.hero-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }
.hero-inner { position: relative; z-index: 2; max-width: 940px; margin: 0 auto; }
.hero h1 {
  font-size: clamp(38px, 6vw, 78px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 500;
}
.hero .lede {
  margin: 26px auto 0;
  max-width: 560px;
  color: var(--qs-ink-2);
  font-size: 17px;
  line-height: 1.6;
}
.hero .lede strong { color: var(--qs-ink); font-weight: 600; }
.hero-cta { margin-top: 38px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- generic section ---------- */
.section { padding: 110px 0; position: relative; }
.section-tint { background: var(--qs-bg-tint); }
.section-head { max-width: 720px; }
.section-head h2 { font-size: clamp(30px, 4vw, 46px); margin-top: 18px; }
.section-head p { margin-top: 18px; color: var(--qs-muted); font-size: 17px; }
.lede-block { color: var(--qs-muted); font-size: 16px; line-height: 1.7; }

/* dotted grid backdrop for some light sections */
.grid-lines { position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(var(--qs-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--qs-line) 1px, transparent 1px);
  background-size: 100% 50%, 25% 100%;
  background-position: 0 0;
  opacity: .55;
  mask-image: linear-gradient(180deg, transparent, #000 12%, #000 88%, transparent);
}

/* ---------- dark section wrapper ---------- */
.dark {
  background: var(--qs-dark);
  color: var(--qs-dark-fg);
  position: relative;
  overflow: hidden;
}
.dark h1, .dark h2, .dark h3, .dark h4 { color: #fff; }
.dark .lede-block, .dark p { color: var(--qs-dark-muted); }

/* ---------- validation / trust ---------- */
.validate {
  background:
    radial-gradient(1100px 700px at 80% 20%, rgba(150,170,150,0.10), transparent 55%),
    radial-gradient(900px 600px at 10% 90%, rgba(120,140,170,0.10), transparent 55%),
    var(--qs-dark);
  padding: 120px 0 100px;
}
.validate-top { display: grid; grid-template-columns: 1fr; gap: 18px; max-width: 1000px; }
.validate h2 { font-size: clamp(30px, 4.4vw, 50px); }
.validate-qa { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; margin-top: 30px; max-width: 760px; }
.validate-qa .q { font-style: italic; color: #c9cfdb; font-size: 15px; }
.validate-qa .yes { font-size: 15px; color: #fff; margin-top: 14px; }
.validate-qa .a { color: var(--qs-dark-muted); font-size: 15px; line-height: 1.6; }
.validate .btn-lime { margin-top: 40px; }

.logo-wall { margin-top: 110px; text-align: center; }
.logo-wall h3 { font-size: clamp(22px, 2.6vw, 30px); color: #fff; }
.logo-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 16px;
}
.logo-card {
  background: #fff;
  border-radius: 14px;
  aspect-ratio: 1/1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}
.logo-card .mk {
  font-family: var(--qs-label);
  font-weight: 700;
  color: #2a2f3a;
  font-size: 15px;
  letter-spacing: -0.02em;
  text-align: center;
}
.logo-card .logo-img { max-width: 76%; max-height: 46px; width: auto; height: auto; object-fit: contain; filter: grayscale(1); opacity: .85; }
.logo-card .sub { font-family: var(--qs-body); font-size: 11px; color: #9aa1ac; text-align: center; }

/* ---------- stats strip ---------- */
.stats-strip { border-top: 1px solid var(--qs-line); border-bottom: 1px solid var(--qs-line); }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat-cell { padding: 36px 24px; text-align: center; border-right: 1px solid var(--qs-line); }
.stat-cell:last-child { border-right: none; }
.stat-cell .num { font-family: var(--qs-mono); font-size: clamp(30px, 4vw, 46px); font-weight: 500; letter-spacing: -0.02em; }
.stat-cell .num .u { color: var(--qs-green); }
.stat-cell .lab { font-family: var(--qs-label); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--qs-muted); margin-top: 8px; }

/* ---------- vendor comparison table ---------- */
.cmp { width: 100%; border-collapse: collapse; margin-top: 44px; font-size: 15px; }
.cmp th, .cmp td { text-align: left; padding: 20px 22px; border-bottom: 1px solid var(--qs-line); vertical-align: top; }
.cmp thead th { font-family: var(--qs-label); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--qs-muted); border-bottom: 1px solid var(--qs-line-2); }
.cmp thead th.win { color: var(--qs-ink); }
.cmp td.cap { font-family: var(--qs-mono); font-weight: 500; color: var(--qs-ink); width: 30%; }
.cmp td.old { color: var(--qs-muted); width: 38%; }
.cmp td.win { color: var(--qs-ink); }
.cmp .col-win { background: linear-gradient(180deg, rgba(198,242,78,0.10), rgba(198,242,78,0.04)); }
.cmp .check { display: inline-flex; align-items: center; gap: 9px; font-weight: 500; }
.cmp .check svg { width: 17px; height: 17px; color: var(--qs-green); flex: none; }
.cmp tbody tr:hover .col-win { background: linear-gradient(180deg, rgba(198,242,78,0.16), rgba(198,242,78,0.06)); }

/* ---------- split (why-change / solution) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.split.reverse { grid-template-columns: 1fr 1fr; }
.split h2 { font-size: clamp(28px, 3.6vw, 44px); margin-top: 18px; }
.split p { margin-top: 18px; color: var(--qs-muted); font-size: 16px; line-height: 1.7; }
.split p .hl { color: var(--qs-azure); }
.art { width: 100%; height: auto; }

/* result card */
.result-card {
  border: 1px solid var(--qs-line);
  border-radius: 20px;
  padding: 38px 34px;
  background: #fff;
  box-shadow: 0 30px 60px rgba(20,30,60,0.06);
}
.result-card h3 { font-size: 22px; font-weight: 500; }
.result-chips { margin-top: 26px; display: flex; flex-direction: column; gap: 16px; }
.chip {
  align-self: flex-start;
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--qs-mono);
  font-size: 15px; font-weight: 500;
  border: 1px solid var(--qs-line);
  border-radius: 14px;
  padding: 14px 22px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(20,30,60,0.05);
}
.chip:nth-child(2) { margin-left: 16%; }
.chip:nth-child(3) { margin-left: 32%; }
.chip svg { width: 17px; height: 17px; color: var(--qs-green); }

/* ---------- differentiation ---------- */
.diff { padding: 0; }
.diff-mega {
  text-align: center;
  font-family: var(--qs-mono);
  font-weight: 500;
  font-size: clamp(30px, 8.4vw, 168px);
  line-height: 1;
  letter-spacing: -0.04em;
  color: #fff;
  padding: 96px 0 70px;
}
.diff-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; padding-bottom: 110px; }
.diff-card {
  border: 1px solid var(--qs-dark-line);
  border-radius: 18px;
  padding: 30px 26px 26px;
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0));
  display: flex; flex-direction: column;
  min-height: 460px;
}
.diff-card h3 { font-size: 22px; font-weight: 500; line-height: 1.15; color: #fff; }
.diff-card .tag { font-family: var(--qs-label); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--qs-lime); margin-bottom: 14px; display: block; }
.diff-card p { margin-top: 16px; color: var(--qs-dark-muted); font-size: 14px; line-height: 1.6; }
.diff-card .viz { margin-top: auto; padding-top: 28px; }

/* ---------- use cases ---------- */
.usecases { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 60px; align-items: start; }
.uc-left { position: sticky; top: 110px; }
.uc-left h2 { font-size: clamp(28px, 3.6vw, 44px); margin-top: 18px; }
.uc-list { display: flex; flex-direction: column; gap: 22px; }
.uc-card {
  border: 1px solid var(--qs-line);
  border-radius: 22px;
  background: #fff;
  padding: 34px 38px;
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 24px;
  align-items: center;
  min-height: 230px;
  box-shadow: 0 20px 50px rgba(20,30,60,0.05);
}
.uc-num { font-family: var(--qs-label); color: var(--qs-muted-2); font-size: 14px; }
.uc-card h3 { font-size: 24px; font-weight: 500; margin-top: 50px; line-height: 1.15; }
.uc-card p { margin-top: 12px; color: var(--qs-muted); font-size: 15px; }
.uc-art { display: flex; align-items: center; justify-content: center; }

/* ---------- dashboard peek ---------- */
.peek { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 60px; align-items: center; }
.peek h2 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.1; }
.peek-cta { margin-top: 30px; }
.app-shell {
  border: 1px solid var(--qs-line);
  border-radius: 16px 16px 0 0;
  background: #fff;
  box-shadow: 0 40px 90px rgba(20,30,60,0.12);
  overflow: hidden;
  transform: translateY(8px);
}

/* ---------- footer ---------- */
.footer { position: relative; background: var(--qs-bg); border-top: 1px solid var(--qs-line); padding-top: 80px; overflow: hidden; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; position: relative; z-index: 2; }
.footer-logo img { height: 34px; }
.footer-col h4 {
  display: inline-block;
  font-family: var(--qs-label);
  font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  background: var(--qs-azure-soft); border: 1px solid #d6e0ff;
  padding: 4px 10px; border-radius: 5px; color: var(--qs-ink);
}
.footer-col ul { list-style: none; margin-top: 22px; display: flex; flex-direction: column; gap: 15px; }
.footer-col ul a { font-family: var(--qs-mono); font-size: 15px; color: var(--qs-ink); transition: color 150ms; }
.footer-col ul a:hover { color: var(--qs-muted); }
.footer-water {
  margin-top: 60px;
  position: relative;
  height: 230px;
}
.footer-water .wm {
  position: absolute;
  left: 50%; bottom: -60px; transform: translateX(-50%);
  font-family: var(--qs-mono);
  font-weight: 700;
  font-size: clamp(120px, 24vw, 360px);
  line-height: 1;
  letter-spacing: -0.04em;
  white-space: nowrap;
  background: linear-gradient(120deg, #dfe6ff 0%, #eef2f7 45%, #e9f6cf 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  user-select: none;
}
.footer-legal {
  position: relative; z-index: 2;
  border-top: 1px solid var(--qs-line);
  margin-top: 10px; padding: 22px 0;
  display: flex; justify-content: space-between;
  font-size: 13px; color: var(--qs-muted);
  font-family: var(--qs-label);
}

/* ---------- Shield SOC console mock ---------- */
.soc { font-family: var(--qs-body); background: var(--qs-dark); color: var(--qs-dark-fg); }
.soc-bar { display: flex; align-items: center; gap: 8px; padding: 13px 16px; border-bottom: 1px solid var(--qs-dark-line); background: #0c1120; }
.soc-bar .dot { width: 11px; height: 11px; border-radius: 999px; }
.soc-bar .dot.r { background: #ff5f57; } .soc-bar .dot.y { background: #febc2e; } .soc-bar .dot.g { background: #28c840; }
.soc-title { margin-left: 8px; font-family: var(--qs-label); font-size: 12px; color: var(--qs-dark-muted); letter-spacing: 0.05em; }
.soc-badge { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-family: var(--qs-label); font-size: 10px; letter-spacing: 0.1em; padding: 4px 9px; border-radius: 999px; border: 1px solid var(--qs-dark-line); }
.soc-badge .bdot { width: 7px; height: 7px; border-radius: 999px; animation: vpnPulse 1.8s var(--qs-ease) infinite; }
.soc-badge.crit { color: #ff8aa0; } .soc-badge.crit .bdot { background: #ff5577; }
.soc-badge.sig { color: var(--qs-lime); } .soc-badge.sig .bdot { background: var(--qs-lime); }
.soc-badge.ok { color: var(--qs-azure); } .soc-badge.ok .bdot { background: var(--qs-azure); }
.soc-body { padding: 24px 26px 26px; }
.soc-status { display: flex; align-items: center; gap: 18px; }
.ring { width: 54px; height: 54px; border-radius: 999px; border: 2px solid var(--qs-lime); display: flex; align-items: center; justify-content: center; flex: none; box-shadow: 0 0 0 6px rgba(198,242,78,0.10), 0 0 26px rgba(198,242,78,0.35); }
.ring-dot { width: 18px; height: 18px; border-radius: 999px; background: var(--qs-lime); animation: vpnPulse 2.4s var(--qs-ease) infinite; }
@keyframes vpnPulse { 0%,100% { opacity: 1; } 50% { opacity: .5; } }
.soc-state { font-family: var(--qs-mono); font-size: 19px; font-weight: 500; color: #fff; }
.soc-sub { font-family: var(--qs-label); font-size: 12px; color: var(--qs-dark-muted); margin-top: 3px; }
.soc-meters { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.meter { border: 1px solid var(--qs-dark-line); border-radius: 12px; padding: 14px 14px; }
.m-lab { display: block; font-family: var(--qs-label); font-size: 10px; letter-spacing: 0.12em; color: var(--qs-dark-muted); }
.m-val { font-family: var(--qs-mono); font-size: 25px; font-weight: 600; color: var(--qs-lime); margin-top: 4px; display: inline-block; }
.m-val.sm { font-size: 18px; color: #fff; }
.m-u { font-family: var(--qs-label); font-size: 11px; color: var(--qs-dark-muted); margin-left: 4px; }
.soc-rows { margin-top: 20px; border-top: 1px solid var(--qs-dark-line); padding-top: 16px; display: flex; flex-direction: column; gap: 10px; }
.log-row { display: flex; align-items: baseline; gap: 11px; font-family: var(--qs-label); font-size: 12.5px; opacity: 0; transform: translateX(-6px); animation: logIn .5s var(--qs-ease) forwards; }
@keyframes logIn { to { opacity: 1; transform: none; } }
.log-tag { flex: none; font-weight: 600; letter-spacing: 0.02em; min-width: 92px; }
.log-tag.ok { color: var(--qs-azure); }
.log-tag.warn { color: #ffc857; }
.log-tag.crit { color: #ff5577; }
.log-tag.sig { color: var(--qs-lime); }
.log-msg { color: var(--qs-dark-muted); }

/* ---------- tabbed demo module ---------- */
.demo { width: 100%; }
.demo-tabs { display: flex; gap: 8px; margin-bottom: -1px; position: relative; z-index: 2; flex-wrap: wrap; }
.demo-tab {
  font-family: var(--qs-label); font-size: 12px; font-weight: 600; letter-spacing: 0.04em;
  padding: 11px 18px; border: 1px solid var(--qs-line); border-bottom: none;
  border-radius: 12px 12px 0 0; background: var(--qs-bg-tint); color: var(--qs-muted);
  cursor: pointer; transition: color .15s var(--qs-ease), background .15s var(--qs-ease);
}
.demo-tab:hover { color: var(--qs-ink); }
.demo-tab.on { background: var(--qs-dark); color: #fff; border-color: var(--qs-dark); }
.demo-stage { position: relative; z-index: 1; border: 1px solid var(--qs-line); border-radius: 0 14px 14px 14px; overflow: hidden; box-shadow: 0 40px 90px rgba(20,30,60,0.12); background: var(--qs-dark); min-height: 430px; }
.demo-stage .soc-bar { border-radius: 0; }

/* ---------- continuous loop hand-off ---------- */
.loop-demo { background: var(--qs-dark); padding: 30px 28px 26px; display: grid; grid-template-columns: 1fr 64px 1fr; gap: 14px; align-items: stretch; }
.loop-card { border: 1px solid var(--qs-dark-line); border-radius: 14px; padding: 20px 20px 16px; background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)); }
.loop-h { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.loop-eng { font-family: var(--qs-label); font-size: 12px; letter-spacing: 0.04em; color: var(--qs-dark-fg); }
.loop-pill { font-family: var(--qs-label); font-size: 10px; font-weight: 700; letter-spacing: 0.08em; padding: 3px 9px; border-radius: 999px; }
.loop-pill.red { color: #15180a; background: #ff5577; }
.loop-pill.lime { color: var(--qs-lime-ink); background: var(--qs-lime); }
.loop-title { color: #fff; font-size: 16px; font-weight: 500; margin-top: 16px; }
.loop-meta { font-family: var(--qs-label); font-size: 12px; color: var(--qs-dark-muted); margin-top: 6px; }
.loop-viz { width: 100%; height: 70px; margin-top: 14px; }
.loop-mid { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; }
.loop-mid svg { width: 54px; height: 76px; }
.loop-mid-lab { font-family: var(--qs-label); font-size: 10px; letter-spacing: 0.08em; color: var(--qs-dark-muted); writing-mode: horizontal-tb; }
.loop-cap { grid-column: 1 / -1; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--qs-dark-line); font-family: var(--qs-mono); font-size: 15px; color: var(--qs-dark-fg); text-align: center; }

/* ---------- floating settings gear ---------- */
.gear {
  position: fixed; left: 22px; bottom: 22px; z-index: 70;
  width: 50px; height: 50px; border-radius: 999px;
  background: var(--qs-azure); color: #fff;
  display: flex; align-items: center; justify-content: center;
  border: none; cursor: pointer;
  box-shadow: 0 8px 24px rgba(40,80,255,0.35);
  transition: transform 200ms var(--qs-ease);
}
.gear:hover { transform: rotate(40deg); }

/* ---------- scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s var(--qs-ease), transform .7s var(--qs-ease); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- tweaks panel ---------- */
.tw-panel {
  position: fixed; left: 22px; bottom: 84px; z-index: 71;
  width: 268px;
  background: var(--qs-dark-2);
  border: 1px solid var(--qs-dark-line);
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.45);
  color: var(--qs-dark-fg);
  padding: 6px;
  opacity: 0; transform: translateY(10px) scale(.98); pointer-events: none;
  transition: opacity .2s var(--qs-ease), transform .2s var(--qs-ease);
}
.tw-panel.open { opacity: 1; transform: none; pointer-events: auto; }
.tw-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 12px 10px; font-family: var(--qs-mono); font-size: 15px; font-weight: 500; }
.tw-x { background: none; border: none; color: var(--qs-dark-muted); cursor: pointer; font-size: 14px; padding: 4px; }
.tw-x:hover { color: #fff; }
.tw-sec { padding: 10px 12px; }
.tw-lab { font-family: var(--qs-label); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--qs-dark-muted); margin-bottom: 9px; }
.tw-seg { display: flex; flex-wrap: wrap; gap: 6px; }
.tw-seg button {
  font-family: var(--qs-label); font-size: 12px;
  background: #0c1120; color: var(--qs-dark-muted);
  border: 1px solid var(--qs-dark-line); border-radius: 8px;
  padding: 8px 11px; cursor: pointer; transition: all .15s var(--qs-ease);
}
.tw-seg button:hover { color: #fff; }
.tw-seg button.on { background: var(--qs-lime); color: var(--qs-lime-ink); border-color: var(--qs-lime); font-weight: 600; }
.tw-row { display: flex; align-items: center; justify-content: space-between; cursor: pointer; }
.tw-row input { width: 38px; height: 22px; appearance: none; background: #0c1120; border: 1px solid var(--qs-dark-line); border-radius: 999px; position: relative; cursor: pointer; transition: background .2s; }
.tw-row input::after { content: ''; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 999px; background: var(--qs-dark-muted); transition: transform .2s var(--qs-ease), background .2s; }
.tw-row input:checked { background: var(--qs-lime); border-color: var(--qs-lime); }
.tw-row input:checked::after { transform: translateX(16px); background: var(--qs-lime-ink); }
.tw-foot { font-family: var(--qs-label); font-size: 10.5px; color: #4a5570; padding: 6px 12px 12px; }

/* ---------- responsive: see consolidated system at end of file ---------- */

/* ============================================================
   INNER PAGES
   ============================================================ */
.page-hero { position: relative; padding: 90px 0 70px; overflow: hidden;
  background: radial-gradient(900px 360px at 15% -10%, var(--qs-azure-soft), transparent 60%),
              radial-gradient(900px 360px at 90% -10%, #f0f7e6, transparent 60%); }
.page-hero .eyebrow { margin-bottom: 22px; }
.page-hero h1 { font-size: clamp(40px, 6vw, 84px); letter-spacing: -0.02em; max-width: 14ch; }
.page-hero .lede { margin-top: 24px; max-width: 620px; font-size: 18px; color: var(--qs-ink-2); line-height: 1.6; }
.page-hero .hero-cta { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; justify-content: flex-start; }

/* engine detail blocks */
.engine { padding: 96px 0; border-top: 1px solid var(--qs-line); position: relative; }
.engine .grid-lines { opacity: .4; }
.engine-head { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: end; }
.engine-head .tag { font-family: var(--qs-label); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--qs-muted); }
.engine-head h2 { font-size: clamp(32px, 4.4vw, 54px); margin-top: 14px; }
.engine-head p { color: var(--qs-muted); font-size: 16px; line-height: 1.7; }
.engine .points { margin-top: 26px; display: flex; flex-direction: column; gap: 14px; list-style: none; }
.engine .points li { display: flex; gap: 12px; align-items: flex-start; font-size: 16px; color: var(--qs-ink-2); }
.engine .points svg { width: 18px; height: 18px; color: var(--qs-green); flex: none; margin-top: 3px; }

/* numbered flow steps */
.flow { margin-top: 56px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.flow-step { border: 1px solid var(--qs-line); border-radius: 16px; padding: 26px 24px; background: #fff; position: relative; }
.flow-step .n { font-family: var(--qs-mono); font-size: 30px; color: var(--qs-green); }
.flow-step h4 { font-size: 18px; margin-top: 12px; }
.flow-step p { margin-top: 8px; font-size: 14px; color: var(--qs-muted); line-height: 1.6; }

/* layer list (dark) */
.layers { margin-top: 50px; display: flex; flex-direction: column; gap: 16px; }
.layer { display: grid; grid-template-columns: 120px 1fr; gap: 28px; align-items: center; border: 1px solid var(--qs-dark-line); border-radius: 16px; padding: 26px 30px; background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)); }
.layer .lk { font-family: var(--qs-mono); font-size: 24px; color: var(--qs-lime); }
.layer h4 { color: #fff; font-size: 19px; }
.layer p { color: var(--qs-dark-muted); font-size: 15px; margin-top: 6px; line-height: 1.6; }

/* sovereign pillars */
.pillars { margin-top: 50px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pillar { border: 1px solid var(--qs-line); border-radius: 18px; padding: 30px 28px; background: #fff; }
.pillar .pi { width: 44px; height: 44px; border-radius: 12px; background: var(--qs-azure-soft); display: flex; align-items: center; justify-content: center; color: var(--qs-azure); }
.pillar h4 { margin-top: 20px; font-size: 20px; }
.pillar p { margin-top: 10px; color: var(--qs-muted); font-size: 15px; line-height: 1.6; }

/* big quote band */
.quote-band { padding: 96px 0; }
.quote-band blockquote { font-family: var(--qs-mono); font-weight: 500; font-size: clamp(26px, 3.6vw, 44px); line-height: 1.18; letter-spacing: -0.01em; max-width: 18ch; }
.quote-band .qsrc { margin-top: 24px; font-family: var(--qs-label); font-size: 13px; letter-spacing: 0.06em; color: var(--qs-dark-muted); }

/* pricing */
.price-grid { margin-top: 56px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: start; }
.price-card { border: 1px solid var(--qs-line); border-radius: 22px; padding: 36px 32px; background: #fff; display: flex; flex-direction: column; min-height: 560px; box-shadow: 0 20px 50px rgba(20,30,60,0.05); }
.price-card.feature { border-color: var(--qs-ink); box-shadow: 0 30px 70px rgba(20,30,60,0.12); }
.price-card .pname { font-family: var(--qs-mono); font-size: 22px; }
.price-card .ptag { font-family: var(--qs-label); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--qs-green); margin-bottom: 16px; display: inline-block; }
.price-card .pdesc { color: var(--qs-muted); font-size: 14px; margin-top: 12px; line-height: 1.6; min-height: 60px; }
.price-card .pprice { font-family: var(--qs-mono); font-size: 30px; margin: 22px 0 4px; }
.price-card .pprice small { font-family: var(--qs-body); font-size: 14px; color: var(--qs-muted); }
.price-card ul { list-style: none; margin: 24px 0; display: flex; flex-direction: column; gap: 13px; flex: 1; }
.price-card ul li { display: flex; gap: 11px; align-items: flex-start; font-size: 14.5px; color: var(--qs-ink-2); }
.price-card ul svg { width: 16px; height: 16px; color: var(--qs-green); flex: none; margin-top: 3px; }
.price-card .feat-pill { position: absolute; }
.price-feature-tag { display: inline-block; font-family: var(--qs-label); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; background: var(--qs-lime); color: var(--qs-lime-ink); padding: 4px 10px; border-radius: 5px; margin-bottom: 14px; font-weight: 700; }

/* blog */
.blog-grid { margin-top: 50px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.post { border: 1px solid var(--qs-line); border-radius: 18px; overflow: hidden; background: #fff; transition: border-color .18s var(--qs-ease), transform .18s var(--qs-ease); display: flex; flex-direction: column; }
.post:hover { border-color: var(--qs-line-2); transform: translateY(-3px); }
.post .thumb { aspect-ratio: 16/9; background: var(--qs-dark); position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.post .thumb svg { width: 100%; height: 100%; }
.post .pbody { padding: 24px 24px 26px; flex: 1; display: flex; flex-direction: column; }
.post .pcat { font-family: var(--qs-label); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--qs-green); }
.post h3 { font-family: var(--qs-mono); font-size: 19px; font-weight: 500; line-height: 1.25; margin-top: 10px; }
.post p { color: var(--qs-muted); font-size: 14px; margin-top: 10px; line-height: 1.6; flex: 1; }
.post .pmeta { margin-top: 18px; font-family: var(--qs-label); font-size: 12px; color: var(--qs-muted-2); }
.post.featured { grid-column: span 3; display: grid; grid-template-columns: 1.2fr 1fr; }
.post.featured .thumb { aspect-ratio: auto; min-height: 320px; }
.post.featured .pbody { justify-content: center; padding: 48px; }
.post.featured h3 { font-size: 30px; }

@media (max-width: 900px) {
  .engine-head, .flow, .pillars, .price-grid, .blog-grid { grid-template-columns: 1fr; }
  .flow { gap: 14px; }
  .layer { grid-template-columns: 1fr; gap: 8px; }
  .post.featured { grid-column: auto; grid-template-columns: 1fr; }
  .loop-demo { grid-template-columns: 1fr; }
  .loop-mid { padding: 4px 0; }
  .loop-mid svg { transform: rotate(90deg); }
}

/* ============================================================
   CONSOLIDATED RESPONSIVE SYSTEM
   desktop ≥1025 · tablet-L ≤1024 · tablet-P ≤900 · phone ≤600 ·
   small ≤430 · foldable/closed ≤360. overflow-x is locked on body.
   ============================================================ */
body.nav-open { overflow: hidden; }

/* large desktop step-down */
@media (max-width: 1200px) {
  .logo-grid { grid-template-columns: repeat(4, 1fr); }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ≤1080 — compact the full navbar so it keeps fitting on laptops/landscape tablets */
@media (max-width: 1080px) {
  .nav-inner { gap: 16px; }
  .nav-links { gap: 20px; }
  .nav-links a { font-size: 14px; }
  .nav-actions .btn-sm { padding: 8px 13px; font-size: 11px; }
  .nav-logo img { height: 38px; }
}

/* ≤1024 — tablet landscape (full navbar still shown) */
@media (max-width: 1024px) {
  :root { --qs-gutter: 30px; }
  .engine-head { grid-template-columns: 1fr; gap: 30px; align-items: start; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .post.featured { grid-column: auto; grid-template-columns: 1fr; }
  .post.featured .thumb { min-height: 220px; }
  .post.featured .pbody { padding: 32px; }
  .post.featured h3 { font-size: 26px; }
}

/* ≤900 — phones & small tablets: collapse nav to hamburger + sidebar */
@media (max-width: 900px) {
  :root { --qs-gutter: 24px; }
  .nav-links, .nav-actions { display: none; }
  .nav-burger { display: inline-flex; }
  .section { padding: 76px 0; }
  .engine, .quote-band { padding: 72px 0; }
  .split, .split.reverse, .usecases, .peek, .validate-qa { grid-template-columns: 1fr; gap: 40px; }
  .uc-left { position: static; }
  .uc-card { grid-template-columns: 1fr; }
  .uc-card .uc-art { display: none; }
  .uc-card h3 { margin-top: 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .pillars { grid-template-columns: 1fr 1fr; }
  .price-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .price-card { min-height: 0; }
  .loop-demo { grid-template-columns: 1fr; }
  .loop-mid { padding: 6px 0; }
  .loop-mid svg { transform: rotate(90deg); }
  .cmp, .cmp thead, .cmp tbody, .cmp tr, .cmp th, .cmp td { display: block; }
  .cmp thead { display: none; }
  .cmp tr { border: 1px solid var(--qs-line); border-radius: 14px; margin-bottom: 14px; padding: 8px; }
  .cmp td { border: none; padding: 9px 14px; width: auto !important; }
  .cmp td.cap { font-size: 18px; }
  .cmp .col-win { border-radius: 10px; }
}

/* ≤768 — large phones / small tablets */
@media (max-width: 768px) {
  .stats-row { grid-template-columns: 1fr 1fr; }
  .stat-cell { padding: 28px 18px; }
  .stat-cell:nth-child(2) { border-right: none; }
  .stat-cell:nth-child(1), .stat-cell:nth-child(2) { border-bottom: 1px solid var(--qs-line); }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .diff-mega { padding: 64px 0 50px; }
}

/* ≤600 — phones */
@media (max-width: 600px) {
  :root { --qs-gutter: 18px; }
  .section { padding: 60px 0; }
  .hero { padding: 80px 0 90px; }
  .hero h1 { font-size: clamp(30px, 8.5vw, 48px); }
  .hero .lede { font-size: 16px; }
  .page-hero { padding: 64px 0 56px; }
  .page-hero h1 { font-size: clamp(32px, 9vw, 52px); }
  .diff-grid, .pillars, .flow { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .footer-legal { flex-direction: column; gap: 8px; }
  .chip:nth-child(2), .chip:nth-child(3) { margin-left: 0; }
  .soc-meters { grid-template-columns: 1fr; }
  .demo-stage, .diff-card { min-height: 0; }
  .layer { padding: 22px 22px; }
  .result-card { padding: 30px 24px; }
  .quote-band blockquote { font-size: clamp(24px, 7vw, 40px); }
}

/* ≤430 — small phones */
@media (max-width: 430px) {
  .stats-row { grid-template-columns: 1fr; }
  .stat-cell { border-right: none !important; border-bottom: 1px solid var(--qs-line); }
  .stat-cell:last-child { border-bottom: none; }
  .nav-logo img { height: 34px; }
  .btn-lg { font-size: 13px; padding: 13px 20px; }
  .hero-cta .btn, .page-hero .hero-cta .btn { width: 100%; }
  .loop-card { padding: 18px; }
  .announce { font-size: 12.5px; padding: 10px 16px; }
}

/* ≤360 — very small / foldable closed */
@media (max-width: 360px) {
  :root { --qs-gutter: 14px; }
  .nav-inner { height: 64px; }
  .nav-logo img { height: 30px; }
  .hero h1 { font-size: clamp(25px, 9vw, 38px); }
  .page-hero h1 { font-size: clamp(27px, 9vw, 44px); }
  .diff-mega { font-size: clamp(30px, 12vw, 60px); }
  .eyebrow { font-size: 11px; }
}

/* ============================================================
   BLOG ARTICLE — Markdown content rendering
   ============================================================ */
.post-article {
  font-family: var(--qs-body);
  font-size: 17px;
  line-height: 1.75;
  color: var(--qs-ink-2);
}
.post-article > * + * { margin-top: 22px; }
.post-article h2,
.post-article h3,
.post-article h4 {
  font-family: var(--qs-mono);
  color: var(--qs-ink);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-top: 44px;
}
.post-article h2 { font-size: clamp(24px, 3.4vw, 32px); }
.post-article h3 { font-size: clamp(20px, 2.6vw, 25px); }
.post-article h4 { font-size: 18px; }
.post-article p { color: var(--qs-ink-2); }
.post-article a {
  color: var(--qs-ink);
  text-decoration: underline;
  text-decoration-color: var(--qs-lime);
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
}
.post-article a:hover { color: var(--qs-muted); }
.post-article ul,
.post-article ol { padding-left: 24px; }
.post-article li { margin-top: 8px; }
.post-article li::marker { color: var(--qs-muted-2); }
.post-article img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  margin: 32px 0;
}
.post-article figure { margin: 32px 0; }
.post-article figcaption {
  font-family: var(--qs-label);
  font-size: 13px;
  color: var(--qs-muted);
  text-align: center;
  margin-top: 10px;
}
.post-article blockquote {
  border-left: 3px solid var(--qs-lime);
  padding: 4px 0 4px 22px;
  margin: 28px 0;
  font-family: var(--qs-mono);
  font-size: 19px;
  color: var(--qs-ink);
}
.post-article code {
  font-family: var(--qs-label);
  font-size: 0.88em;
  background: var(--qs-bg-tint);
  border: 1px solid var(--qs-line);
  border-radius: 5px;
  padding: 2px 6px;
}
.post-article pre {
  background: var(--qs-dark);
  color: var(--qs-dark-fg);
  border-radius: 12px;
  padding: 20px 22px;
  overflow-x: auto;
  font-family: var(--qs-label);
  font-size: 14px;
  line-height: 1.6;
}
.post-article pre code {
  background: none;
  border: 0;
  padding: 0;
  font-size: inherit;
  color: inherit;
}
.post-article hr {
  border: 0;
  border-top: 1px solid var(--qs-line-2);
  margin: 44px 0;
}
.post-article table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.post-article th,
.post-article td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--qs-line);
}
.post-article th {
  font-family: var(--qs-label);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--qs-muted);
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-points { list-style: none; margin-top: 26px; display: flex; flex-direction: column; gap: 12px; }
.contact-points li { color: var(--qs-muted); font-size: 15px; }
.contact-points strong { color: var(--qs-ink); font-family: var(--qs-label); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.contact-points a { color: var(--qs-ink); text-decoration: underline; text-decoration-color: var(--qs-lime); text-underline-offset: 3px; }

.contact-form {
  border: 1px solid var(--qs-line-2);
  border-radius: 16px;
  padding: 30px 28px;
  background: var(--qs-bg);
}
.cf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.cf-field { display: block; margin-top: 16px; }
.cf-field:first-of-type { margin-top: 0; }
.cf-row .cf-field { margin-top: 0; }
.cf-row + .cf-field { margin-top: 16px; }
.cf-field > span {
  display: block;
  font-family: var(--qs-label);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--qs-muted);
  margin-bottom: 8px;
}
.cf-field input,
.cf-field select,
.cf-field textarea {
  width: 100%;
  font-family: var(--qs-body);
  font-size: 15px;
  color: var(--qs-ink);
  background: var(--qs-bg);
  border: 1px solid var(--qs-line-2);
  border-radius: 10px;
  padding: 12px 14px;
  transition: border-color 0.15s var(--qs-ease);
}
.cf-field textarea { resize: vertical; min-height: 120px; }
.cf-field input:focus,
.cf-field select:focus,
.cf-field textarea:focus { outline: none; border-color: var(--qs-ink); }
.contact-form button { margin-top: 24px; }
.cf-note { font-size: 13px; color: var(--qs-muted); margin-top: 14px; }

/* hidden honeypot — off-screen, never shown to humans */
.cf-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

.cf-status { padding: 12px 14px; border-radius: 10px; font-size: 14px; margin-bottom: 18px; }
.cf-status.ok { background: rgba(139, 195, 74, 0.14); border: 1px solid var(--qs-green); color: #3f6d1f; }
.cf-status.err { background: rgba(255, 85, 119, 0.10); border: 1px solid #ff5577; color: #b4243f; }

@media (max-width: 560px) {
  .cf-row { grid-template-columns: 1fr; gap: 0; }
  .cf-row .cf-field { margin-top: 16px; }
  .cf-row .cf-field:first-child { margin-top: 0; }
}