/* ============================================================
   Qsome home — page styles (built on top of colors_and_type.css)
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--qs-bg-base);
  color: var(--qs-ink);
  font-family: var(--qs-font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body { overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--qs-cyan-20); }

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

/* ----- shared atoms ----- */
.qs-mono { font-family: var(--qs-font-mono); letter-spacing: .04em; }
.qs-serif { font-family: var(--qs-font-serif); font-style: italic; font-weight: 400; letter-spacing: -.005em; }
.qs-cyan { color: var(--qs-cyan); }
.qs-ink  { color: var(--qs-ink); }
.qs-ink-2 { color: var(--qs-ink-2); }
.qs-ink-3 { color: var(--qs-ink-3); }
.qs-ink-4 { color: var(--qs-ink-4); }

.qs-eyebrow {
  display: inline-block;
  font-family: var(--qs-font-mono);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--qs-ink-3);
}

.qs-h2 {
  font-weight: var(--qs-w-light);
  font-size: 56px;
  line-height: 1.04;
  letter-spacing: -.02em;
  margin: 14px 0 22px;
  color: var(--qs-ink);
  text-wrap: balance;
}
.qs-h3 {
  font-weight: var(--qs-w-medium);
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--qs-ink);
}
.qs-body {
  font-size: 17px;
  line-height: 1.6;
  margin: 0;
}

.qs-hairline {
  height: 1px;
  background: var(--qs-line);
  width: 100%;
}

/* ============================================================
   Q mark (logo) — with optional entry animation
   ============================================================ */
.qs-qmark { display: block; }
.qs-qmark-shadow { filter: drop-shadow(0 6px 22px rgba(0,0,0,.55)); }
.qs-qmark-body { fill: var(--qs-ink); }
.qs-qmark-tail { fill: var(--qs-ink); }
.qs-qmark-node { fill: var(--qs-cyan); }

@keyframes qs-qmark-draw-body {
  0%   { opacity: 0; transform: scale(.85); }
  60%  { opacity: 1; transform: scale(1); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes qs-qmark-orbit {
  /* node slides into place along the tail */
  0%   { opacity: 0; transform: translate(-26px,-26px) scale(.6); }
  40%  { opacity: 0; transform: translate(-26px,-26px) scale(.6); }
  75%  { opacity: 1; transform: translate(0,0) scale(1.08); }
  100% { opacity: 1; transform: translate(0,0) scale(1); }
}
@keyframes qs-qmark-tail-in {
  0%   { opacity: 0; transform: translate(8px,8px); }
  55%  { opacity: 0; transform: translate(8px,8px); }
  100% { opacity: 1; transform: translate(0,0); }
}
.qs-qmark-animate .qs-qmark-body {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  animation: qs-qmark-draw-body 1100ms var(--qs-ease) both;
}
.qs-qmark-animate .qs-qmark-tail {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  animation: qs-qmark-tail-in 1100ms var(--qs-ease) both;
}
.qs-qmark-animate .qs-qmark-node {
  transform-box: fill-box;
  transform-origin: 50% 50%;
  animation: qs-qmark-orbit 1500ms var(--qs-ease) both;
}

/* ============================================================
   Buttons
   ============================================================ */
.qs-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: var(--qs-radius-sm);
  font-family: var(--qs-font-sans);
  font-size: 14px;
  font-weight: var(--qs-w-medium);
  letter-spacing: .005em;
  border: 1px solid transparent;
  transition: background var(--qs-dur) var(--qs-ease),
              color var(--qs-dur) var(--qs-ease),
              border-color var(--qs-dur) var(--qs-ease),
              transform 120ms var(--qs-ease);
  white-space: nowrap;
}
.qs-btn-primary {
  background: var(--qs-cyan);
  color: var(--qs-cyan-ink);
}
.qs-btn-primary:hover { background: var(--qs-cyan-bright); }
.qs-btn-primary:active { transform: translateY(1px); }
.qs-btn-secondary {
  background: transparent;
  color: var(--qs-ink);
  border-color: var(--qs-line-strong);
}
.qs-btn-secondary:hover { border-color: var(--qs-ink-3); background: rgba(253,253,253,0.02); }
.qs-btn-block { width: 100%; justify-content: center; }
.qs-arrow-svg { transition: transform 220ms var(--qs-ease); }
.qs-btn:hover .qs-arrow-svg { transform: translateX(3px); }

/* ============================================================
   Nav
   ============================================================ */
.qs-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 18px 0;
  transition: background var(--qs-dur) var(--qs-ease),
              border-color var(--qs-dur) var(--qs-ease),
              padding var(--qs-dur) var(--qs-ease);
  border-bottom: 1px solid transparent;
}
.qs-nav-scrolled {
  background: rgba(15,17,21,0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--qs-line);
  padding: 12px 0;
}
.qs-nav-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
}
.qs-nav-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--qs-font-sans);
}
.qs-nav-lockup {
  height: 26px;
  width: auto;
  display: block;
  transition: opacity var(--qs-dur) var(--qs-ease);
}
.qs-nav-brand:hover .qs-nav-lockup { opacity: .85; }
.qs-nav-wordmark { font-weight: var(--qs-w-medium); font-size: 17px; letter-spacing: -.005em; color: var(--qs-ink); }
.qs-nav-tld { font-weight: var(--qs-w-light); font-size: 17px; color: var(--qs-ink-3); margin-left: -4px; }

.qs-nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: center;
}
.qs-nav-link-wrap { position: relative; }
.qs-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: transparent;
  border: 0;
  font-family: var(--qs-font-sans);
  font-size: 14px;
  font-weight: var(--qs-w-regular);
  color: var(--qs-ink-2);
  border-radius: var(--qs-radius-sm);
  transition: color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
  letter-spacing: .005em;
}
.qs-nav-link:hover { color: var(--qs-ink); }
.qs-nav-link svg { opacity: .6; transition: opacity var(--qs-dur) var(--qs-ease), transform var(--qs-dur) var(--qs-ease); }
.qs-nav-link:hover svg { opacity: 1; }
.qs-nav-link-open .qs-nav-link { color: var(--qs-ink); }
.qs-nav-link-open .qs-nav-link svg { transform: rotate(180deg); opacity: 1; }

.qs-nav-dropdown {
  position: absolute;
  top: calc(100% + 4px);
  left: -8px;
  min-width: 320px;
  background: var(--qs-bg-elevated);
  border: 1px solid var(--qs-line);
  border-radius: var(--qs-radius-md);
  box-shadow: var(--qs-shadow-overlay);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 180ms var(--qs-ease), transform 180ms var(--qs-ease), visibility 180ms var(--qs-ease);
  pointer-events: none;
}
.qs-nav-link-open .qs-nav-dropdown {
  opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto;
}
.qs-nav-dd-inner { display: flex; flex-direction: column; gap: 2px; }
.qs-nav-dd-item {
  display: grid;
  grid-template-columns: 1fr;
  padding: 12px 14px;
  border-radius: var(--qs-radius-sm);
  transition: background var(--qs-dur) var(--qs-ease);
}
.qs-nav-dd-item:hover { background: rgba(253,253,253,0.04); }
.qs-nav-dd-label { font-size: 14px; font-weight: var(--qs-w-medium); color: var(--qs-ink); }
.qs-nav-dd-sub { font-family: var(--qs-font-mono); font-size: 11px; color: var(--qs-ink-4); margin-top: 4px; letter-spacing: .04em; }

.qs-nav-link-soon { color: var(--qs-ink-3); }
.qs-nav-link-soon:hover { color: var(--qs-ink); }
.qs-nav-soon-mark {
  display: inline-block;
  margin-left: 2px;
  font-family: var(--qs-font-mono);
  font-size: 9px;
  color: var(--qs-cyan);
  vertical-align: super;
  line-height: 1;
  letter-spacing: 0;
}

.qs-nav-right { display: inline-flex; align-items: center; gap: 14px; }
.qs-nav-locale {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; border: 0; padding: 8px 10px;
  font-family: var(--qs-font-mono); font-size: 11px;
  color: var(--qs-ink-3); letter-spacing: .12em;
}
.qs-nav-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--qs-cyan); }

/* ============================================================
   HERO
   ============================================================ */
.qs-hero {
  position: relative;
  padding: 168px 40px 96px;
  max-width: 1440px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.qs-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  flex: 1;
  align-items: stretch;
}
.qs-hero-left {
  display: flex; flex-direction: column; gap: 28px;
  padding-top: 8px;
}
.qs-hero-lockup {
  width: 280px;
  height: auto;
  display: block;
  margin-bottom: 4px;
}
@keyframes qs-lockup-in {
  0%   { opacity: 0; transform: translateY(8px); }
  100% { opacity: 1; transform: translateY(0); }
}
.qs-hero-lockup-animate { animation: qs-lockup-in 900ms var(--qs-ease) both; }
.qs-hero-h {
  font-weight: var(--qs-w-light);
  font-size: clamp(56px, 6.6vw, 92px);
  line-height: 1.0;
  letter-spacing: -.025em;
  margin: 8px 0 0;
  color: var(--qs-ink);
}
.qs-hero-h .qs-serif { font-size: 1em; }
.qs-hero-p {
  font-size: 18px;
  line-height: 1.55;
  color: var(--qs-ink-2);
  max-width: 540px;
  margin: 0;
}
.qs-hero-cta { display: inline-flex; gap: 12px; margin-top: 8px; }

/* Sensible emphasis variants */
.qs-hero-sensible-none { /* nothing */ }
.qs-hero-sensible-serif {
  font-family: var(--qs-font-serif);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -.012em;
}
.qs-hero-sensible-underline {
  position: relative;
}
.qs-hero-sensible-underline::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0.06em;
  height: 2px;
  background: var(--qs-cyan);
  border-radius: 1px;
}
.qs-hero-sensible-cyan {
  color: var(--qs-cyan);
}

/* Hero right column */
.qs-hero-right {
  border-left: 1px solid var(--qs-line);
  padding: 8px 0 0 36px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

/* ----- Findings carousel ----- */
.qs-findings {
  display: flex; flex-direction: column; gap: 18px;
  outline: none;
}
.qs-findings:focus-visible { outline: 1px dashed var(--qs-cyan); outline-offset: 8px; }

.qs-findings-head {
  display: flex; align-items: center; justify-content: space-between;
}
.qs-findings-counter {
  display: inline-flex; align-items: baseline; gap: 6px;
  font-size: 11px; letter-spacing: .16em;
}
.qs-findings-counter > span:first-child { color: var(--qs-cyan); font-weight: var(--qs-w-medium); }
.qs-findings-counter-sep { color: var(--qs-ink-4); }

.qs-findings-arrows { display: inline-flex; gap: 8px; }
.qs-findings-arrow {
  width: 32px; height: 32px;
  background: transparent;
  border: 1px solid var(--qs-line-strong);
  border-radius: var(--qs-radius-sm);
  color: var(--qs-ink-3);
  display: inline-flex; align-items: center; justify-content: center;
  transition: border-color var(--qs-dur) var(--qs-ease), color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
}
.qs-findings-arrow:hover { color: var(--qs-ink); border-color: var(--qs-ink-3); background: rgba(253,253,253,0.02); }
.qs-findings-arrow:active { transform: translateY(1px); }

@keyframes qs-findings-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.qs-findings-stage {
  display: flex; flex-direction: column; gap: 14px;
  min-height: 280px;
  animation: qs-findings-in 280ms var(--qs-ease) both;
}

.qs-findings-quote-svg {
  width: 40px; height: auto; display: block;
  margin-bottom: 4px;
}
.qs-findings-finding {
  font-family: var(--qs-font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 30px;
  line-height: 1.22;
  letter-spacing: -.008em;
  color: var(--qs-ink);
  margin: 0;
  text-wrap: balance;
}
.qs-findings-source {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--qs-ink-4);
  text-transform: uppercase;
  margin: 0;
}

.qs-findings-rule {
  margin: 6px 0 4px;
  height: 1px;
  background: var(--qs-line);
}

.qs-findings-answer-row { display: flex; flex-direction: column; gap: 8px; }
.qs-findings-answer {
  font-size: 16px;
  line-height: 1.6;
  color: var(--qs-ink-2);
  margin: 0;
  max-width: 480px;
}

.qs-findings-dots {
  display: inline-flex; gap: 8px; align-items: center;
}
.qs-findings-dot {
  width: 22px; height: 4px;
  border: 0; padding: 0;
  background: var(--qs-line-strong);
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--qs-dur) var(--qs-ease), width var(--qs-dur) var(--qs-ease);
}
.qs-findings-dot:hover { background: var(--qs-ink-3); }
.qs-findings-dot-active { background: var(--qs-cyan); width: 34px; }

@media (prefers-reduced-motion: reduce) {
  .qs-findings-stage { animation: none; }
}
.qs-hero-key {
  margin-top: auto;
  display: flex; flex-direction: column;
}
.qs-hero-key-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid var(--qs-line);
}
.qs-hero-key-row:last-child { border-bottom: 1px solid var(--qs-line); }
.qs-hero-key-v { font-weight: var(--qs-w-medium); font-size: 16px; color: var(--qs-ink); }

.qs-hero-key-row-stack { align-items: flex-start; gap: 24px; }
.qs-hero-key-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 18px;
  text-align: right;
  font-weight: var(--qs-w-medium);
  font-size: 14px;
  color: var(--qs-ink);
  line-height: 1.35;
}
.qs-hero-key-list span { white-space: nowrap; }
@media (max-width: 720px) {
  .qs-hero-key-list { grid-template-columns: 1fr; gap: 4px; }
}

/* Hero scroll cue */
.qs-hero-scroll {
  margin-top: 64px;
  display: inline-flex; align-items: center; gap: 14px;
  font-size: 11px; letter-spacing: .14em;
}
.qs-scroll-line {
  display: inline-block; width: 56px; height: 1px;
  background: linear-gradient(to right, var(--qs-cyan), transparent);
}

/* ============================================================
   ARC — Editorial vertical list
   ============================================================ */
.qs-arc {
  background: var(--qs-bg-elevated);
  border-top: 1px solid var(--qs-line);
  border-bottom: 1px solid var(--qs-line);
}
.qs-arc-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 96px 40px;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: start;
}
.qs-arc-l { position: sticky; top: 100px; }
.qs-arc-blurb { max-width: 380px; margin-top: 4px; font-size: 16px; }
.qs-arc-range { margin-top: 28px; font-size: 12px; letter-spacing: .14em; }

.qs-arc-list { display: flex; flex-direction: column; border-top: 1px solid var(--qs-line); }
.qs-arc-row {
  display: grid;
  grid-template-columns: 96px 1fr 12px 64px;
  gap: 28px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--qs-line);
  transition: background var(--qs-dur) var(--qs-ease);
}
.qs-arc-row:hover { background: rgba(253,253,253,0.015); }
.qs-arc-act { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--qs-ink-4); padding-top: 4px; }
.qs-arc-body { display: flex; flex-direction: column; gap: 6px; }
.qs-arc-title { font-weight: var(--qs-w-medium); font-size: 22px; letter-spacing: -.008em; }
.qs-arc-desc { font-size: 15px; line-height: 1.55; color: var(--qs-ink-3); max-width: 540px; }
.qs-arc-pip {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--qs-line-strong);
  margin-top: 12px; justify-self: end;
}
.qs-arc-year { font-size: 11px; letter-spacing: .12em; color: var(--qs-ink-4); justify-self: end; padding-top: 6px; }

.qs-arc-row-live .qs-arc-title { color: var(--qs-cyan); }
.qs-arc-row-live .qs-arc-act { color: var(--qs-cyan); }
.qs-arc-row-live .qs-arc-pip { background: var(--qs-cyan); box-shadow: 0 0 0 4px var(--qs-cyan-12); }
.qs-arc-row-live .qs-arc-year { color: var(--qs-cyan); }
.qs-arc-row-live { background: linear-gradient(to right, rgba(77,207,254,0.03), transparent 60%); }

/* ============================================================
   APPROACH — Lanes
   ============================================================ */
.qs-approach {
  border-bottom: 1px solid var(--qs-line);
}
.qs-approach-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 96px 40px;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: center;
}
.qs-approach-l { max-width: 460px; }
.qs-approach-l .qs-body { font-size: 16px; }
.qs-bullets {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex; flex-direction: column; gap: 12px;
  font-size: 15px;
  color: var(--qs-ink-2);
}
.qs-bullets li { display: flex; align-items: center; gap: 12px; }
.qs-bullet-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--qs-ink-4); flex-shrink: 0; }
.qs-bullet-dot-cyan { background: var(--qs-cyan); }

.qs-diag {
  background: rgba(253,253,253,0.012);
  border: 1px solid var(--qs-line);
  border-radius: var(--qs-radius-lg);
  padding: 28px;
  min-height: 440px;
  position: relative;
}
.qs-diag-svg { display: block; }
.qs-diag-mono { font-family: var(--qs-font-mono); font-size: 9px; letter-spacing: .18em; fill: rgba(253,253,253,0.55); }
.qs-diag-mono-l { fill: rgba(253,253,253,0.42); letter-spacing: .14em; }
.qs-diag-mono-band { fill: rgba(253,253,253,0.62); letter-spacing: .22em; font-size: 10px; }
.qs-diag-title { font-family: var(--qs-font-sans); font-size: 12px; font-weight: 500; fill: var(--qs-ink); }
.qs-diag-tiny { font-family: var(--qs-font-mono); font-size: 9px; fill: rgba(253,253,253,0.45); letter-spacing: .1em; }
.qs-diag-card rect { transition: stroke 240ms var(--qs-ease), fill 240ms var(--qs-ease); }
.qs-diag-card:hover rect { stroke: var(--qs-cyan); fill: rgba(77,207,254,0.04); }

/* ============================================================
   AREAS + CAPABILITIES — Stacked rows
   ============================================================ */
.qs-ac { background: var(--qs-bg-base); border-bottom: 1px solid var(--qs-line); }
.qs-ac-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 112px 40px;
}
.qs-ac-head { max-width: 700px; }
.qs-ac-head-p { margin-top: 4px; font-size: 17px; color: var(--qs-ink-2); }

.qs-ac-grp { margin-top: 64px; }
.qs-ac-grp:first-of-type { margin-top: 72px; }
.qs-ac-grp-head {
  display: flex;
  align-items: baseline;
  gap: 22px;
  margin-bottom: 24px;
}
.qs-ac-grp-head h3 { flex-shrink: 0; }
.qs-ac-line { flex: 1; height: 1px; background: var(--qs-line); }

.qs-ac-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* Practice card */
.qs-pcard {
  background: var(--qs-bg-elevated);
  border: 1px solid var(--qs-line);
  border-radius: var(--qs-radius-md);
  padding: 32px 32px 28px;
  display: flex; flex-direction: column;
  min-height: 280px;
  transition: border-color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
  position: relative;
}
.qs-pcard:hover { border-color: var(--qs-line-strong); background: var(--qs-surface-2); }
.qs-pcard-ic { width: 36px; height: 36px; display: block; }
.qs-pcard-h { font-weight: var(--qs-w-medium); font-size: 22px; margin: 22px 0 10px; letter-spacing: -.008em; }
.qs-pcard-p { font-size: 15px; color: var(--qs-ink-2); line-height: 1.6; margin: 0 0 18px; max-width: 460px; }
.qs-pcard-pts { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.qs-pcard-pts li {
  font-size: 13.5px; color: var(--qs-ink-3); display: flex; align-items: center; gap: 10px;
}
.qs-pcard-tick {
  width: 14px; height: 1.5px; background: var(--qs-cyan); display: inline-block; flex-shrink: 0;
}
.qs-pcard-cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: var(--qs-w-medium);
  color: var(--qs-cyan);
  margin-top: auto;
  padding-top: 24px;
}
.qs-pcard-cta:hover { color: var(--qs-cyan-bright); }
.qs-pcard-cta .qs-arrow-svg { transition: transform 220ms var(--qs-ease); }
.qs-pcard-cta:hover .qs-arrow-svg { transform: translateX(3px); }

/* ============================================================
   ENGAGEMENT — expandable phases
   ============================================================ */
.qs-eng { background: var(--qs-bg-elevated); border-bottom: 1px solid var(--qs-line); }
.qs-eng-inner { max-width: 1440px; margin: 0 auto; padding: 112px 40px; }
.qs-eng-head { max-width: 700px; }
.qs-eng-head-p { margin-top: 4px; font-size: 17px; }

.qs-eng-rail {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 1px;
  background: var(--qs-line);
  border: 1px solid var(--qs-line);
  border-radius: var(--qs-radius-md) var(--qs-radius-md) 0 0;
  overflow: hidden;
}
.qs-eng-cell {
  background: var(--qs-bg-elevated);
  padding: 24px 24px 22px;
  display: flex; flex-direction: column;
  min-height: 220px;
  position: relative;
  text-align: left;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  transition: background var(--qs-dur) var(--qs-ease);
}
.qs-eng-cell:hover { background: var(--qs-surface-2); }
.qs-eng-cell-load { background: rgba(77,207,254,0.04); }
.qs-eng-cell-active {
  background: var(--qs-bg-base);
  box-shadow: inset 0 -2px 0 0 var(--qs-cyan);
}
.qs-eng-cell-active.qs-eng-cell-load { background: var(--qs-bg-base); }
.qs-eng-cell:focus-visible { outline: 2px solid var(--qs-cyan); outline-offset: -2px; }

.qs-eng-cell-top { display: flex; align-items: baseline; gap: 12px; }
.qs-eng-num { font-size: 11px; color: var(--qs-ink-4); letter-spacing: .14em; }
.qs-eng-cell-active .qs-eng-num { color: var(--qs-cyan); }
.qs-eng-tag {
  font-size: 10px; letter-spacing: .18em; color: var(--qs-ink-4);
  padding: 3px 8px; border: 1px solid var(--qs-line-strong); border-radius: 999px;
}
.qs-eng-cell-load .qs-eng-tag, .qs-eng-cell-active .qs-eng-tag {
  color: var(--qs-cyan); border-color: var(--qs-cyan-20);
}
.qs-eng-k { font-weight: var(--qs-w-medium); font-size: 22px; letter-spacing: -.01em; margin: 16px 0 8px; }
.qs-eng-cell-load .qs-eng-k, .qs-eng-cell-active .qs-eng-k { color: var(--qs-cyan); }
.qs-eng-b { font-size: 14px; color: var(--qs-ink-2); line-height: 1.55; margin: 0; }
.qs-eng-cell-foot {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: auto;
  padding-top: 16px;
  font-size: 11px; letter-spacing: .12em;
}
.qs-eng-chev {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  border: 1px solid var(--qs-line-strong);
  border-radius: 50%;
  color: var(--qs-ink-3);
  transition: transform var(--qs-dur) var(--qs-ease), border-color var(--qs-dur) var(--qs-ease), color var(--qs-dur) var(--qs-ease);
}
.qs-eng-cell-active .qs-eng-chev {
  transform: rotate(180deg);
  border-color: var(--qs-cyan);
  color: var(--qs-cyan);
}

/* Expanded panel */
@keyframes qs-eng-panel-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.qs-eng-panel {
  background: var(--qs-bg-base);
  border: 1px solid var(--qs-line);
  border-top: 0;
  border-radius: 0 0 var(--qs-radius-md) var(--qs-radius-md);
  padding: 40px 40px 44px;
  animation: qs-eng-panel-in 320ms var(--qs-ease) both;
}
.qs-eng-panel-head {
  max-width: 760px;
  display: flex; flex-direction: column; gap: 14px;
}
.qs-eng-panel-tag {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 11px; letter-spacing: .14em;
}
.qs-eng-panel-dur {
  margin-left: auto;
  border-left: 1px solid var(--qs-line);
  padding-left: 12px;
}
.qs-eng-panel-h {
  font-weight: var(--qs-w-light);
  font-size: 32px;
  line-height: 1.15;
  letter-spacing: -.015em;
  color: var(--qs-ink);
  margin: 4px 0 0;
  max-width: 720px;
}
.qs-eng-panel-method {
  font-size: 16px;
  color: var(--qs-ink-2);
  line-height: 1.6;
  margin: 0;
  max-width: 660px;
}

.qs-eng-panel-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--qs-line);
}
.qs-eng-panel-col { display: flex; flex-direction: column; gap: 16px; }
.qs-eng-panel-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 12px;
}
.qs-eng-panel-list li {
  font-size: 15px; color: var(--qs-ink-2); line-height: 1.55;
  display: grid; grid-template-columns: 22px 1fr; gap: 4px; align-items: start;
}
.qs-eng-panel-tick {
  width: 12px; height: 1.5px; background: var(--qs-cyan);
  margin-top: 12px;
}
.qs-eng-panel-outputs {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column;
}
.qs-eng-panel-outputs li {
  padding: 12px 0;
  border-top: 1px solid var(--qs-line);
  font-weight: var(--qs-w-medium);
  font-size: 15px;
  color: var(--qs-ink);
}
.qs-eng-panel-outputs li:last-child { border-bottom: 1px solid var(--qs-line); }

.qs-eng-panel-isnt {
  margin-top: 8px;
  display: flex; flex-direction: column; gap: 10px;
  padding: 18px 18px;
  border: 1px dashed var(--qs-line-strong);
  border-radius: var(--qs-radius-sm);
}
.qs-eng-panel-isnt p {
  font-family: var(--qs-font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 16px;
  color: var(--qs-ink-2);
  margin: 0;
  line-height: 1.5;
}

@media (max-width: 1100px) {
  .qs-eng-rail { grid-template-columns: 1fr 1fr; }
  .qs-eng-panel-grid { grid-template-columns: 1fr; gap: 32px; }
  .qs-eng-panel { padding: 32px 24px; }
  .qs-eng-panel-h { font-size: 26px; }
}
@media (max-width: 720px) {
  .qs-eng-rail { grid-template-columns: 1fr; }
}

/* ============================================================
   EDITORIAL pull-quote
   ============================================================ */
.qs-ed { border-bottom: 1px solid var(--qs-line); }
.qs-ed-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 112px 40px;
  display: grid;
  grid-template-columns: 200px 1fr 200px;
  gap: 32px;
}
.qs-ed-side { padding-top: 12px; }
.qs-ed-main {
  max-width: 820px;
  position: relative;
}
.qs-ed-quote-glyph {
  margin-bottom: 24px;
  display: block;
}
.qs-ed-p {
  font-family: var(--qs-font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 44px;
  line-height: 1.18;
  letter-spacing: -.012em;
  margin: 0;
  color: var(--qs-ink);
  text-wrap: balance;
}
.qs-ed-attr {
  margin-top: 32px;
  display: flex; align-items: center; gap: 24px;
}
.qs-ed-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: var(--qs-w-medium);
  color: var(--qs-cyan);
  font-family: var(--qs-font-sans);
}
.qs-ed-link:hover { color: var(--qs-cyan-bright); }
.qs-ed-link .qs-arrow-svg { transition: transform 220ms var(--qs-ease); }
.qs-ed-link:hover .qs-arrow-svg { transform: translateX(3px); }

/* ============================================================
   PARTNERS — drag-drop logo marquee
   ============================================================ */
.qs-partners { background: var(--qs-bg-base); border-bottom: 1px solid var(--qs-line); }
.qs-partners-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 88px 40px;
}
.qs-partners-head {
  display: flex; align-items: baseline; gap: 28px;
  margin-bottom: 36px;
}
.qs-partners-h {
  font-weight: var(--qs-w-light);
  font-size: 22px;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--qs-ink-2);
}

.qs-partners-marquee {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--qs-line);
  border-bottom: 1px solid var(--qs-line);
  padding: 24px 0;
}
@keyframes qs-partners-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.qs-partners-track {
  display: inline-flex;
  width: max-content;
  animation: qs-partners-scroll 56s linear infinite;
}
.qs-partners-marquee:hover .qs-partners-track,
.qs-partners-marquee:focus-within .qs-partners-track {
  animation-play-state: paused;
}
.qs-partners-row {
  display: inline-flex;
  align-items: center;
  gap: 32px;
  padding-right: 32px;
}
.qs-partners-cell {
  background: var(--qs-bg-elevated);
  border: 1px dashed var(--qs-line-strong);
  border-radius: var(--qs-radius-sm);
  padding: 10px 14px;
  transition: border-color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
  flex-shrink: 0;
}
.qs-partners-cell:hover { border-color: var(--qs-cyan); background: var(--qs-surface-2); }

/* edge fades so logos fade in/out instead of clipping */
.qs-partners-fade {
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  pointer-events: none;
}
.qs-partners-fade-l { left: 0;  background: linear-gradient(to right, var(--qs-bg-base), transparent); }
.qs-partners-fade-r { right: 0; background: linear-gradient(to left,  var(--qs-bg-base), transparent); }

.qs-partners-foot { margin: 20px 0 0; font-size: 11px; letter-spacing: .08em; }

@media (prefers-reduced-motion: reduce) {
  .qs-partners-track { animation: none; }
  .qs-partners-row { flex-wrap: wrap; }
}
@media (max-width: 720px) {
  .qs-partners-inner { padding-left: 24px; padding-right: 24px; }
  .qs-partners-head { flex-direction: column; gap: 8px; align-items: flex-start; margin-bottom: 24px; }
}

/* ============================================================
   TRUST — partner / recognition logo grid
   ============================================================ */
.qs-trust { background: var(--qs-bg-base); border-bottom: 1px solid var(--qs-line); }
.qs-trust-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 88px 40px;
}
.qs-trust-head {
  display: flex; align-items: end; justify-content: space-between; gap: 32px;
  margin-bottom: 40px; flex-wrap: wrap;
}
.qs-trust-h {
  font-weight: var(--qs-w-light); font-size: 36px; letter-spacing: -.018em; line-height: 1.15;
  margin: 16px 0 0; max-width: 700px;
  color: var(--qs-ink);
  text-wrap: balance;
}
.qs-trust-h-em {
  color: var(--qs-ink-3);
  font-style: italic;
  font-family: var(--qs-font-serif);
  font-weight: 400;
  letter-spacing: -.005em;
}
.qs-trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--qs-line);
  border: 1px solid var(--qs-line);
  border-radius: var(--qs-radius-md);
  overflow: hidden;
}
.qs-trust-cell {
  background: var(--qs-bg-base);
  padding: 28px 24px;
  display: flex; flex-direction: column;
  gap: 20px;
  transition: background var(--qs-dur) var(--qs-ease);
  min-height: 200px;
}
.qs-trust-cell:hover { background: var(--qs-surface-2); }
.qs-trust-logo {
  display: flex; align-items: center; justify-content: center;
  padding: 4px 0;
}
.qs-trust-logo image-slot {
  transition: opacity var(--qs-dur) var(--qs-ease);
}
.qs-trust-meta { display: flex; flex-direction: column; gap: 4px; margin-top: auto; }
.qs-trust-name { font-weight: var(--qs-w-medium); font-size: 15px; letter-spacing: -.005em; color: var(--qs-ink); }
.qs-trust-region { font-size: 10px; letter-spacing: .14em; color: var(--qs-ink-4); text-transform: uppercase; }
.qs-trust-foot { margin: 24px 0 0; font-size: 11px; letter-spacing: .08em; }

/* ============================================================
   ABOUT + CTA closing band
   ============================================================ */
.qs-cta { background: var(--qs-bg-elevated); border-bottom: 1px solid var(--qs-line); }
.qs-cta-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 112px 40px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 72px;
  align-items: start;
}
.qs-cta-l { max-width: 640px; }
.qs-cta-p { margin-top: 4px; font-size: 17px; }
.qs-cta-row { margin-top: 28px; display: inline-flex; gap: 12px; flex-wrap: wrap; }
.qs-cta-r { padding-top: 36px; }
.qs-cta-meta { display: flex; flex-direction: column; }
.qs-cta-meta-row {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
  border-top: 1px solid var(--qs-line);
}
.qs-cta-meta-row:last-child { border-bottom: 1px solid var(--qs-line); }
.qs-cta-meta-v { font-weight: var(--qs-w-medium); font-size: 15px; color: var(--qs-ink); }

/* ============================================================
   FOUNDERS (nested inside .qs-cta merged section)
   ============================================================ */
.qs-team-divider {
  border-top: 1px solid var(--qs-line);
  padding: 64px 40px 24px;
  max-width: 1440px;
  margin: 0 auto;
}
.qs-team-divider-inner {
  display: flex; align-items: center; gap: 18px;
  justify-content: center;
}
.qs-team-divider-line { flex: 1; height: 1px; background: var(--qs-line); max-width: 220px; }

.qs-founders-inner {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px 40px 96px;
}
.qs-founders-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.qs-founder-card {
  background: var(--qs-bg-base);
  border: 1px solid var(--qs-line);
  border-radius: var(--qs-radius-md);
  padding: 36px 24px 28px;
  display: flex; flex-direction: column; align-items: center;
  gap: 18px;
  text-align: center;
  transition: border-color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
}
.qs-founder-card:hover {
  border-color: var(--qs-cyan-20);
  background: var(--qs-surface-2);
}
/* Whole card is the LinkedIn link (a.qs-founder-card) */
.qs-founder-card:focus-visible {
  outline: 2px solid var(--qs-cyan);
  outline-offset: 3px;
}

.qs-founder-avatar {
  position: relative;
  overflow: hidden;
  width: 96px; height: 96px;
  border-radius: 50%;
  background: var(--qs-bg-elevated);
  border: 1px solid var(--qs-line);
  display: flex; align-items: center; justify-content: center;
  transition: border-color var(--qs-dur) var(--qs-ease);
}
/* Founder headshot — overlays the Q-mark fallback; onerror hides it,
   revealing the Q-mark behind. No broken-image icon. */
.qs-founder-photo {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 1;
}
.qs-founder-card:hover .qs-founder-avatar { border-color: var(--qs-line-strong); }

.qs-founder-meta {
  display: flex; flex-direction: column; gap: 4px;
}
.qs-founder-name {
  font-weight: var(--qs-w-medium);
  font-size: 18px;
  letter-spacing: -.005em;
  color: var(--qs-ink);
  margin: 0;
}
.qs-founder-title {
  font-weight: var(--qs-w-regular);
  font-size: 14px;
  color: var(--qs-ink-3);
  margin: 0;
}

.qs-founder-linkedin {
  margin-top: 4px;
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px;
  border-radius: 6px;
  opacity: .6;
  transition: opacity var(--qs-dur) var(--qs-ease), transform 120ms var(--qs-ease);
}
.qs-founder-linkedin img {
  width: 22px; height: 22px;
  display: block;
}
.qs-founder-card:hover .qs-founder-linkedin { opacity: 1; }
.qs-founder-linkedin:hover { opacity: 1; }
.qs-founder-linkedin:active { transform: translateY(1px); }
.qs-founder-linkedin:focus-visible {
  outline: 2px solid var(--qs-cyan);
  outline-offset: 3px;
  opacity: 1;
}

@media (max-width: 720px) {
  .qs-founders-inner { padding-left: 24px; padding-right: 24px; padding-bottom: 64px; }
  .qs-founders-grid { grid-template-columns: 1fr; gap: 16px; }
  .qs-team-divider { padding: 48px 24px 16px; }
}
.qs-team-head { max-width: 700px; margin-bottom: 64px; }
.qs-team-head-p { margin-top: 4px; font-size: 17px; }

.qs-team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.qs-team-card {
  background: var(--qs-bg-elevated);
  border: 1px solid var(--qs-line);
  border-radius: var(--qs-radius-md);
  padding: 28px 28px 28px;
  display: flex; flex-direction: column; gap: 18px;
  transition: border-color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
}
.qs-team-card:hover { border-color: var(--qs-line-strong); background: var(--qs-surface-2); }

.qs-team-avatar {
  position: relative;
  width: 56px; height: 56px;
  background: var(--qs-bg-base);
  border: 1px solid var(--qs-line-strong);
  border-radius: var(--qs-radius-sm);
  display: flex; align-items: center; justify-content: center;
}
.qs-team-monogram {
  font-family: var(--qs-font-mono);
  font-weight: var(--qs-w-medium);
  font-size: 14px;
  letter-spacing: .08em;
  color: var(--qs-ink-3);
  line-height: 1;
}
.qs-team-node {
  position: absolute;
  top: -3px; right: -3px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--qs-cyan);
  box-shadow: 0 0 0 2px var(--qs-bg-elevated);
}

.qs-team-meta { display: flex; flex-direction: column; gap: 6px; }
.qs-team-role { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; }
.qs-team-name { font-weight: var(--qs-w-medium); font-size: 19px; letter-spacing: -.008em; margin: 0; }

.qs-team-bio { font-size: 14.5px; color: var(--qs-ink-2); line-height: 1.6; margin: 0; }

.qs-team-link {
  margin-top: auto;
  padding-top: 12px;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: var(--qs-w-medium);
  color: var(--qs-cyan);
}
.qs-team-link:hover { color: var(--qs-cyan-bright); }
.qs-team-link .qs-arrow-svg { transition: transform 220ms var(--qs-ease); }
.qs-team-link:hover .qs-arrow-svg { transform: translateX(3px); }

.qs-team-foot { margin: 28px 0 0; font-size: 11px; letter-spacing: .08em; }

@media (max-width: 1100px) { .qs-team-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 720px)  { .qs-team-grid { grid-template-columns: 1fr; } .qs-team-inner { padding-left: 24px; padding-right: 24px; } }

/* ============================================================
   FOOTER
   ============================================================ */
.qs-footer { background: var(--qs-bg-base); padding-top: 80px; }
.qs-footer-top {
  max-width: 1440px; margin: 0 auto;
  padding: 0 40px 56px;
  display: grid;
  grid-template-columns: 1fr 2.2fr;
  gap: 64px;
}
.qs-footer-brand { display: flex; flex-direction: column; gap: 24px; }
.qs-footer-tagline {
  font-weight: var(--qs-w-light); font-size: 28px; line-height: 1.1; letter-spacing: -.015em;
  margin: 0; max-width: 280px;
}
.qs-footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.qs-footer-col { display: flex; flex-direction: column; gap: 14px; }
.qs-footer-col ul { list-style: none; padding: 0; margin: 4px 0 0; display: flex; flex-direction: column; gap: 10px; }
.qs-footer-col a { font-size: 14px; color: var(--qs-ink-2); transition: color var(--qs-dur) var(--qs-ease); }
.qs-footer-col a:hover { color: var(--qs-ink); }
.qs-footer-place { font-size: 14px; color: var(--qs-ink); display: block; }
.qs-footer-meta { font-family: var(--qs-font-mono); font-size: 11px; color: var(--qs-ink-4); letter-spacing: .08em; display: block; margin-top: 3px; }
.qs-footer-bottom {
  max-width: 1440px; margin: 0 auto;
  padding: 24px 40px 32px;
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  flex-wrap: wrap;
}
.qs-footer-legal { display: inline-flex; gap: 10px; align-items: center; font-size: 12px; color: var(--qs-ink-4); flex-wrap: wrap; }
.qs-footer-legal a:hover { color: var(--qs-ink-2); }
.qs-footer-sep { color: var(--qs-ink-4); }
.qs-footer-tagline-mono { font-family: var(--qs-font-mono); font-size: 11px; color: var(--qs-ink-4); letter-spacing: .14em; }

/* ============================================================
   CONTACT DRAWER
   ============================================================ */
.qs-drawer-root { position: fixed; inset: 0; z-index: 80; pointer-events: none; }
.qs-drawer-scrim {
  position: absolute; inset: 0; background: rgba(15,17,21,0.7); backdrop-filter: blur(6px);
  opacity: 0; transition: opacity 280ms var(--qs-ease); pointer-events: none;
}
.qs-drawer-open .qs-drawer-scrim { opacity: 1; pointer-events: auto; }
.qs-drawer {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: min(540px, 96vw);
  background: var(--qs-bg-base);
  border-left: 1px solid var(--qs-line);
  box-shadow: var(--qs-shadow-overlay);
  transform: translateX(100%);
  transition: transform 320ms var(--qs-ease);
  pointer-events: auto;
  overflow-y: auto;
  display: flex; flex-direction: column;
}
.qs-drawer-open .qs-drawer { transform: translateX(0); }
.qs-drawer-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 28px; border-bottom: 1px solid var(--qs-line);
  position: sticky; top: 0; background: var(--qs-bg-base); z-index: 1;
}
.qs-drawer-head-l { display: inline-flex; align-items: center; gap: 14px; }
.qs-drawer-eyebrow { font-family: var(--qs-font-mono); font-size: 11px; letter-spacing: .18em; color: var(--qs-ink-3); text-transform: uppercase; }
.qs-drawer-close {
  background: transparent; border: 1px solid var(--qs-line); color: var(--qs-ink-3);
  width: 34px; height: 34px; border-radius: var(--qs-radius-sm); display: inline-flex; align-items: center; justify-content: center;
  transition: border-color var(--qs-dur) var(--qs-ease), color var(--qs-dur) var(--qs-ease);
}
.qs-drawer-close:hover { color: var(--qs-ink); border-color: var(--qs-ink-3); }
.qs-drawer-intro { padding: 36px 28px 24px; border-bottom: 1px solid var(--qs-line); }
.qs-drawer-h { font-weight: var(--qs-w-light); font-size: 30px; line-height: 1.12; letter-spacing: -.015em; margin: 0 0 14px; }
.qs-drawer-p { font-size: 15px; line-height: 1.6; color: var(--qs-ink-2); margin: 0; }
.qs-drawer-form { padding: 28px; display: flex; flex-direction: column; gap: 18px; }
.qs-field { display: flex; flex-direction: column; gap: 8px; }
.qs-field-l { font-family: var(--qs-font-mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--qs-ink-3); }
.qs-field input, .qs-field select, .qs-field textarea {
  background: var(--qs-bg-elevated); border: 1px solid var(--qs-line);
  color: var(--qs-ink); padding: 12px 14px; border-radius: var(--qs-radius-sm);
  font-family: var(--qs-font-sans); font-size: 14px;
  transition: border-color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
}
.qs-field input:focus, .qs-field select:focus, .qs-field textarea:focus {
  outline: none; border-color: var(--qs-cyan); box-shadow: 0 0 0 3px var(--qs-cyan-12);
}
.qs-field textarea { resize: vertical; min-height: 100px; font-family: var(--qs-font-sans); }
.qs-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.qs-drawer-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.qs-drawer-fineprint { font-size: 12px; color: var(--qs-ink-4); margin: 0; text-align: center; line-height: 1.5; }
.qs-drawer-sent { padding: 56px 28px; display: flex; flex-direction: column; gap: 16px; align-items: center; text-align: center; }
.qs-drawer-sent-mark { margin-bottom: 8px; }
.qs-drawer-sent a { color: var(--qs-cyan); }

/* Consent checkbox (contact form) */
.qs-field-consent {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; line-height: 1.55; color: var(--qs-ink-3);
  cursor: pointer;
}
.qs-field-consent input {
  appearance: none; -webkit-appearance: none;
  flex-shrink: 0; width: 18px; height: 18px; margin: 1px 0 0;
  border: 1px solid var(--qs-line-strong); border-radius: 4px;
  background: var(--qs-bg-elevated); cursor: pointer; position: relative;
  transition: border-color var(--qs-dur) var(--qs-ease), background var(--qs-dur) var(--qs-ease);
}
.qs-field-consent input:hover { border-color: var(--qs-ink-3); }
.qs-field-consent input:focus-visible { outline: none; border-color: var(--qs-cyan); box-shadow: 0 0 0 3px var(--qs-cyan-12); }
.qs-field-consent input:checked { background: var(--qs-cyan); border-color: var(--qs-cyan); }
.qs-field-consent input:checked::after {
  content: ""; position: absolute; left: 5px; top: 1.5px;
  width: 5px; height: 9px; border: solid var(--qs-cyan-ink);
  border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.qs-field-consent a { color: var(--qs-cyan); }
.qs-field-consent a:hover { color: var(--qs-cyan-bright); }

/* Contact drawer — captcha, honeypot, inline error, submit busy state */
.qs-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.qs-drawer-captcha { min-height: 65px; }
.qs-drawer-error {
  margin: 0; padding: 10px 14px;
  font-size: 13px; line-height: 1.5; color: #ffb4b4;
  background: rgba(229,72,77,0.12); border: 1px solid rgba(229,72,77,0.35);
  border-radius: var(--qs-radius-sm);
}
.qs-btn:disabled, .qs-btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .qs-nav-links { display: none; }
  .qs-hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .qs-hero-right { border-left: 0; border-top: 1px solid var(--qs-line); padding: 36px 0 0; }
  .qs-arc-inner, .qs-approach-inner, .qs-cta-inner { grid-template-columns: 1fr; gap: 48px; }
  .qs-arc-l { position: static; }
  .qs-eng-rail { grid-template-columns: 1fr 1fr; }
  .qs-ac-grid { grid-template-columns: 1fr; }
  .qs-trust-grid { grid-template-columns: 1fr 1fr; }
  .qs-footer-top { grid-template-columns: 1fr; gap: 48px; }
  .qs-footer-grid { grid-template-columns: 1fr 1fr; }
  .qs-ed-inner { grid-template-columns: 1fr; }
  .qs-ed-p { font-size: 32px; }
}
@media (max-width: 720px) {
  .qs-nav-inner { padding: 0 24px; }
  .qs-nav-cta { display: none; }
  .qs-hero { padding: 132px 24px 64px; }
  .qs-hero-h { font-size: 44px; }
  .qs-hero-quote { font-size: 24px; }
  .qs-arc-inner, .qs-approach-inner, .qs-ac-inner, .qs-eng-inner, .qs-ed-inner, .qs-trust-inner, .qs-cta-inner {
    padding-left: 24px; padding-right: 24px;
  }
  .qs-eng-rail { grid-template-columns: 1fr; }
  .qs-trust-grid { grid-template-columns: 1fr; }
  .qs-footer-grid { grid-template-columns: 1fr; }
  .qs-arc-row { grid-template-columns: 64px 1fr 12px; }
  .qs-arc-year { display: none; }
  .qs-ed-p { font-size: 26px; }
  .qs-cta-row { flex-direction: column; align-items: stretch; }
  .qs-cta-row .qs-btn { width: 100%; justify-content: center; }
}