/* === Reset & Tokens === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0E1620;
  --fg: #FFFFFF;
  --accent: #C8202A;
  --muted: #5BA8C9;
  --ink: #0A0A0A;
  --surface: #1A2330;
  --bone: #E8DCC8;
  --amber: #E89B4A;
  --plum: #A23B72;
  --sun: #F2C94C;
  --font-display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --pad: clamp(16px, 3vw, 40px);
  --gutter: 6px;
}

html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  background-image:
    radial-gradient(circle at 20% 10%, rgba(91, 168, 201, 0.04), transparent 50%),
    radial-gradient(circle at 80% 90%, rgba(200, 32, 42, 0.05), transparent 55%);
  background-attachment: fixed;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { background: none; border: none; color: inherit; font: inherit; cursor: pointer; }
ul, ol, dl { list-style: none; }

/* film grain on stage */
.quacktory-stage {
  position: relative;
  width: 100%;
  min-height: 100vh;
}

.quacktory-stage::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 200;
  opacity: 0.08;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 1 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* === Top bar === */
.qt-topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 20px var(--pad);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg);
  mix-blend-mode: difference;
  pointer-events: none;
}

.qt-topbar > * { pointer-events: auto; }

.qt-wordmark {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-weight: 500;
  line-height: 1;
}

.qt-wordmark__brand {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.22em;
}

.qt-wordmark__index {
  font-size: 9px;
  opacity: 0.65;
  letter-spacing: 0.2em;
}

.qt-nav {
  display: flex;
  gap: 32px;
  padding-top: 2px;
}

.qt-nav__item {
  position: relative;
  padding: 4px 0;
  transition: opacity 180ms var(--ease-out);
  font-weight: 400;
}

.qt-nav__item::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 200ms var(--ease-out), left 200ms var(--ease-out);
}

.qt-nav__item:hover,
.qt-nav__item:focus-visible {
  opacity: 1;
}

.qt-nav__item:hover::after,
.qt-nav__item:focus-visible::after {
  width: 100%;
  left: 0;
}

/* === Hero === */
.qt-hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 720px;
  overflow: hidden;
  background: var(--ink);
}

.qt-hero__scene {
  position: absolute;
  inset: 0;
}

.qt-hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  filter: contrast(1.06) saturate(0.95) brightness(0.82);
  transform: scale(1.05);
  animation: qt-zoom 1800ms var(--ease-out) forwards;
}

@keyframes qt-zoom {
  to { transform: scale(1); }
}

.qt-hero__vignette {
  position: absolute;
  width: 50%;
  height: 38%;
  pointer-events: none;
  z-index: 2;
}

.qt-hero__vignette--tl { top: 0; left: 0; background: radial-gradient(ellipse at top left, rgba(10,10,10,0.92) 0%, transparent 65%); }
.qt-hero__vignette--tr { top: 0; right: 0; background: radial-gradient(ellipse at top right, rgba(10,10,10,0.78) 0%, transparent 65%); }
.qt-hero__vignette--bl { bottom: 0; left: 0; background: radial-gradient(ellipse at bottom left, rgba(10,10,10,0.72) 0%, transparent 65%); }
.qt-hero__vignette--br { bottom: 0; right: 0; background: radial-gradient(ellipse at bottom right, rgba(10,10,10,0.88) 0%, transparent 65%); }

.qt-hero__ambient {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background:
    linear-gradient(180deg, rgba(14, 22, 32, 0.55) 0%, transparent 25%, transparent 65%, rgba(14, 22, 32, 0.7) 100%),
    radial-gradient(circle at 50% 60%, rgba(200, 32, 42, 0.12) 0%, transparent 40%);
  animation: qt-ambient-pulse 9s ease-in-out infinite;
}

@keyframes qt-ambient-pulse {
  0%, 100% { opacity: 0.9; }
  50% { opacity: 1; }
}

/* corner labels */
.qt-corner-label {
  position: absolute;
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone);
  opacity: 0;
  animation: qt-fade-in 800ms var(--ease-out) forwards;
  line-height: 1.4;
  max-width: 220px;
}

.qt-corner-label__num {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--fg);
  letter-spacing: 0.04em;
}

.qt-corner-label__line { opacity: 0.7; }
.qt-corner-label__cap { opacity: 0.55; font-size: 9px; }

.qt-corner-label--tl { top: 100px; left: var(--pad); animation-delay: 200ms; }
.qt-corner-label--tr { top: 100px; right: var(--pad); align-items: flex-end; animation-delay: 300ms; }
.qt-corner-label--ml { top: 42%; left: var(--pad); animation-delay: 500ms; }
.qt-corner-label--mr { top: 42%; right: var(--pad); align-items: flex-end; animation-delay: 600ms; }
.qt-corner-label--bl { bottom: 120px; left: var(--pad); animation-delay: 700ms; }
.qt-corner-label--br { bottom: 120px; right: var(--pad); align-items: flex-end; animation-delay: 800ms; }

/* top-center tag */
.qt-hero__tag {
  position: absolute;
  top: 100px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--bone);
  opacity: 0;
  animation: qt-fade-down 700ms var(--ease-out) 350ms forwards;
  white-space: nowrap;
}

.qt-hero__tag-bracket {
  color: var(--accent);
  font-weight: 500;
  font-size: 13px;
}

/* on-camera indicator */
.qt-hero__rec {
  position: absolute;
  top: 130px;
  right: calc(var(--pad) + 200px);
  z-index: 6;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--bone);
  opacity: 0;
  animation: qt-fade-in 700ms var(--ease-out) 800ms forwards;
}

.qt-hero__rec-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(200, 32, 42, 0.7);
  animation: qt-rec-blink 1.6s ease-in-out infinite;
}

@keyframes qt-rec-blink {
  0%, 100% { box-shadow: 0 0 0 0 rgba(200, 32, 42, 0.8); }
  50% { box-shadow: 0 0 0 8px rgba(200, 32, 42, 0); }
}

/* scale indicator below manifesto */
.qt-hero__scale {
  position: absolute;
  bottom: 110px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  width: min(440px, 70%);
  opacity: 0;
  animation: qt-fade-in 800ms var(--ease-out) 1100ms forwards;
}

.qt-hero__scale-bar {
  position: relative;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--bone) 5%, var(--bone) 95%, transparent 100%);
  opacity: 0.6;
}

.qt-hero__scale-tick {
  position: absolute;
  top: -3px;
  width: 1px;
  height: 7px;
  background: var(--bone);
  transform: translateX(-50%);
  opacity: 0.7;
}

.qt-hero__scale-label {
  position: absolute;
  top: 14px;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bone);
  opacity: 0.55;
  white-space: nowrap;
}

/* manifesto */
.qt-hero__manifesto {
  position: absolute;
  bottom: 200px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 6;
  width: min(960px, 90%);
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(20px, 3.2vw, 42px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.012em;
  color: var(--fg);
  text-wrap: balance;
}

.qt-hero__line {
  display: block;
  overflow: hidden;
  padding: 2px 0;
}

.qt-hero__line > span {
  display: block;
  transform: translateY(110%);
  animation: qt-line-up 1000ms var(--ease-out) forwards;
}

.qt-hero__line:nth-child(1) > span { animation-delay: 500ms; }
.qt-hero__line:nth-child(2) > span { animation-delay: 750ms; }
.qt-hero__line:nth-child(3) > span { animation-delay: 1000ms; }

@keyframes qt-line-up {
  to { transform: translateY(0); }
}

/* CTA */
.qt-hero__cta {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 7;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 14px 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--fg);
  border: 1px solid var(--fg);
  transition: all 240ms var(--ease-out);
  opacity: 0;
  animation: qt-fade-up 700ms var(--ease-out) 1400ms forwards;
}

.qt-hero__cta:hover {
  background: var(--accent);
  color: var(--fg);
  border-color: var(--accent);
  transform: translateX(-50%) translateY(-2px);
  box-shadow: 0 8px 30px rgba(200, 32, 42, 0.35);
}

.qt-hero__cta-arrow {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
}

/* keyframes for entrances */
@keyframes qt-fade-in {
  to { opacity: 1; }
}
@keyframes qt-fade-up {
  from { opacity: 0; transform: translateX(-50%) translateY(8px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}
@keyframes qt-fade-down {
  from { opacity: 0; transform: translateX(-50%) translateY(-8px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* === Section head === */
.qt-section-head {
  padding: 100px var(--pad) 40px;
  border-bottom: 1px solid rgba(232, 220, 200, 0.08);
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 1400px;
  margin: 0 auto;
}

.qt-section-head__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}

.qt-section-head__title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5.5vw, 64px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--fg);
  max-width: 900px;
  text-wrap: balance;
}

.qt-section-head__sub {
  font-family: var(--font-body);
  font-size: clamp(15px, 1.4vw, 18px);
  font-weight: 400;
  line-height: 1.5;
  color: var(--bone);
  opacity: 0.75;
  max-width: 680px;
}

/* === Size ladder === */
.qt-ladder {
  position: relative;
  background: var(--bg);
  padding-bottom: 80px;
}

.qt-ladder__grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: 280px 320px 420px;
  gap: var(--gutter);
  padding: var(--gutter) var(--pad) 0;
  max-width: 1600px;
  margin: 40px auto 0;
}

.qt-tile {
  position: relative;
  background: var(--surface);
  overflow: hidden;
  cursor: pointer;
  transition: transform 300ms var(--ease-out);
  outline: none;
  display: flex;
  flex-direction: column;
}

.qt-tile:focus-visible {
  outline: 2px solid var(--muted);
  outline-offset: -2px;
}

.qt-tile--micro { grid-column: 1 / 4; grid-row: 1; }
.qt-tile--classic { grid-column: 4 / 7; grid-row: 1; }
.qt-tile--designer { grid-column: 7 / 13; grid-row: 1 / 3; }
.qt-tile--mega { grid-column: 1 / 7; grid-row: 2; }
.qt-tile--architect { grid-column: 1 / 13; grid-row: 3; }

.qt-tile__media {
  position: relative;
  flex: 1;
  overflow: hidden;
  background: var(--ink);
}

.qt-tile__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms var(--ease-out), filter 500ms var(--ease-out);
  filter: saturate(0.85) brightness(0.85);
}

.qt-tile:hover .qt-tile__media img,
.qt-tile:focus-visible .qt-tile__media img {
  transform: scale(1.04);
  filter: saturate(1) brightness(1);
}

.qt-tile__glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  transition: opacity 400ms var(--ease-out);
  z-index: 1;
  mix-blend-mode: screen;
}

.qt-tile:hover .qt-tile__glow { opacity: 0.95; }

.qt-tile__glow--micro { background: radial-gradient(ellipse at 50% 100%, rgba(91, 168, 201, 0.55) 0%, transparent 55%); }
.qt-tile__glow--classic { background: radial-gradient(ellipse at 50% 100%, rgba(232, 155, 74, 0.5) 0%, transparent 55%); }
.qt-tile__glow--designer {
  background: radial-gradient(ellipse at 50% 100%, rgba(200, 32, 42, 0.7) 0%, transparent 55%);
  animation: qt-glow-pulse 3.4s ease-in-out infinite;
}
.qt-tile__glow--mega { background: radial-gradient(ellipse at 50% 100%, rgba(162, 59, 114, 0.55) 0%, transparent 55%); }
.qt-tile__glow--architect {
  background: radial-gradient(ellipse at 50% 100%, rgba(232, 220, 200, 0.35) 0%, transparent 55%);
}

@keyframes qt-glow-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 0.9; }
}

.qt-tile__pill {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg);
  background: rgba(10, 10, 10, 0.7);
  padding: 5px 9px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-left: 2px solid var(--accent);
}

.qt-tile--micro .qt-tile__pill { border-left-color: var(--muted); }
.qt-tile--classic .qt-tile__pill { border-left-color: var(--amber); }
.qt-tile--designer .qt-tile__pill { border-left-color: var(--accent); }
.qt-tile--mega .qt-tile__pill { border-left-color: var(--plum); }
.qt-tile--architect .qt-tile__pill { border-left-color: var(--bone); }

.qt-tile__meta {
  padding: 16px 18px;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto auto auto;
  column-gap: 14px;
  row-gap: 4px;
  align-items: baseline;
  background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 10, 0.85) 30%, var(--ink) 100%);
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
}

.qt-tile__line {
  grid-row: 1 / 5;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  align-self: start;
  margin-top: 4px;
}

.qt-tile__name {
  font-family: var(--font-display);
  font-size: clamp(18px, 2vw, 28px);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--fg);
  line-height: 1;
  grid-column: 2;
  grid-row: 1;
}

.qt-tile__size {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bone);
  grid-column: 2;
  grid-row: 2;
}

.qt-tile__hint {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--bone);
  opacity: 0.6;
  grid-column: 2;
  grid-row: 3;
}

.qt-tile__aud {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  grid-column: 2;
  grid-row: 4;
  margin-top: 4px;
}

.qt-tile--architect .qt-tile__meta {
  padding: 24px 28px;
}
.qt-tile--architect .qt-tile__name {
  font-size: clamp(28px, 4vw, 56px);
}
.qt-tile--architect .qt-tile__size {
  font-size: 14px;
}

/* === Production === */
.qt-production {
  background: var(--ink);
  padding-bottom: 100px;
  border-top: 1px solid rgba(232, 220, 200, 0.08);
}

.qt-production__mosaic {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gutter);
  padding: 40px var(--pad) 0;
  max-width: 1400px;
  margin: 0 auto;
}

.qt-prod-block {
  position: relative;
  background: var(--surface);
  padding: 36px 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 280px;
  border-top: 1px solid var(--accent);
  transition: background 300ms var(--ease-out);
}

.qt-prod-block:hover {
  background: var(--bg);
}

.qt-prod-block__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}

.qt-prod-block__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--fg);
  line-height: 1;
}

.qt-prod-block__body {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.55;
  color: var(--bone);
  opacity: 0.8;
  max-width: 460px;
}

.qt-prod-block__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.4;
  color: var(--bone);
}

.qt-prod-block__list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(232, 220, 200, 0.12);
}

.qt-prod-block__list li:last-child { border-bottom: none; }

.qt-prod-block__list li span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--muted);
  padding-top: 1px;
}

.qt-prod-block__rule {
  flex: 1;
  min-height: 1px;
}

.qt-prod-block__tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  align-self: flex-start;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid rgba(91, 168, 201, 0.2);
  width: 100%;
}

/* === B2B === */
.qt-b2b {
  background: var(--bg);
  padding-bottom: 100px;
  border-top: 1px solid rgba(232, 220, 200, 0.08);
}

.qt-b2b__split {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--gutter);
  padding: 40px var(--pad) 0;
  max-width: 1400px;
  margin: 0 auto;
}

.qt-b2b__left,
.qt-b2b__right {
  background: var(--surface);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  border-top: 1px solid var(--muted);
}

.qt-b2b__right { border-top-color: var(--accent); }

.qt-b2b__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}

.qt-b2b__sub {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--fg);
  line-height: 1.05;
}

.qt-b2b__copy {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--bone);
  opacity: 0.8;
}

.qt-palette {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin-top: 8px;
}

.qt-palette__swatch {
  position: relative;
  aspect-ratio: 1 / 1.2;
  background: var(--swatch);
  cursor: pointer;
  transition: transform 220ms var(--ease-out);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 8px;
}

.qt-palette__swatch:hover {
  transform: scale(1.06);
  z-index: 2;
}

.qt-palette__swatch::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.6) 100%);
  pointer-events: none;
}

.qt-palette__num {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
  position: relative;
  z-index: 1;
}

.qt-palette__name {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
  position: relative;
  z-index: 1;
  align-self: flex-end;
  font-weight: 500;
}

.qt-b2b__leads {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid rgba(232, 220, 200, 0.1);
}

.qt-b2b__leads li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid rgba(232, 220, 200, 0.08);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.qt-b2b__line { color: var(--bone); font-weight: 500; }
.qt-b2b__time { color: var(--muted); font-size: 11px; }
.qt-b2b__leads li:last-child .qt-b2b__time { color: var(--accent); }

.qt-b2b__cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 24px;
  background: var(--accent);
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  font-weight: 500;
  align-self: flex-start;
  transition: all 240ms var(--ease-out);
  border: 1px solid var(--accent);
  margin-top: 8px;
}

.qt-b2b__cta:hover {
  background: transparent;
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(200, 32, 42, 0.25);
}

.qt-b2b__cta-arrow {
  font-family: var(--font-display);
  font-size: 14px;
}

.qt-b2b__small {
  font-family: var(--font-body);
  font-size: 12px;
  line-height: 1.5;
  color: var(--bone);
  opacity: 0.55;
  font-style: italic;
  margin-top: 4px;
}

/* === Modal === */
.qt-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 320ms var(--ease-out);
}

.qt-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.qt-modal__scrim {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.78);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.qt-modal__panel {
  position: relative;
  z-index: 1;
  width: min(560px, 92vw);
  max-height: 86vh;
  overflow-y: auto;
  background: var(--surface);
  padding: 44px 40px 36px;
  border-top: 3px solid var(--accent);
  transform: translateY(20px);
  transition: transform 380ms var(--ease-out);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.qt-modal.is-open .qt-modal__panel { transform: translateY(0); }

.qt-modal__close {
  position: absolute;
  top: 12px;
  right: 16px;
  width: 32px;
  height: 32px;
  font-size: 22px;
  line-height: 1;
  color: var(--bone);
  transition: color 180ms var(--ease-out);
}

.qt-modal__close:hover { color: var(--accent); }

.qt-modal__tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}

.qt-modal__title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--fg);
  line-height: 1;
  text-transform: uppercase;
}

.qt-modal__copy {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  color: var(--bone);
  opacity: 0.85;
}

.qt-modal__spec {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px 24px;
  padding: 20px 0;
  border-top: 1px solid rgba(232, 220, 200, 0.1);
  border-bottom: 1px solid rgba(232, 220, 200, 0.1);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.qt-modal__spec dt {
  color: var(--muted);
  font-weight: 500;
}

.qt-modal__spec dd {
  color: var(--fg);
  text-align: right;
}

.qt-modal__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  align-self: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid var(--accent);
  transition: gap 200ms var(--ease-out);
}

.qt-modal__link:hover { gap: 18px; }

/* === Footer === */
.qt-footer {
  background: var(--ink);
  padding: 80px var(--pad) 32px;
  border-top: 1px solid rgba(232, 220, 200, 0.08);
}

.qt-footer__top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 60px;
  max-width: 1400px;
  margin: 0 auto;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(232, 220, 200, 0.08);
}

.qt-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.qt-footer__name {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--fg);
  line-height: 1;
}

.qt-footer__cred {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--bone);
  opacity: 0.7;
  font-style: italic;
}

.qt-footer__addr {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 8px;
}

.qt-footer__cols {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.qt-footer__col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.qt-footer__head {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
  margin-bottom: 4px;
}

.qt-footer__link {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--bone);
  opacity: 0.7;
  transition: opacity 200ms var(--ease-out), color 200ms var(--ease-out);
  width: fit-content;
}

.qt-footer__link:hover { opacity: 1; color: var(--accent); }

.qt-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 24px auto 0;
  padding-top: 24px;
}

.qt-footer__small {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--bone);
  opacity: 0.5;
}

/* === Reveal-on-scroll === */
.qt-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}

.qt-reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* === Mobile === */
@media (max-width: 960px) {
  .qt-ladder__grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto;
  }
  .qt-tile--micro,
  .qt-tile--classic,
  .qt-tile--designer,
  .qt-tile--mega,
  .qt-tile--architect {
    grid-column: auto;
    grid-row: auto;
    min-height: 280px;
  }
  .qt-tile--designer { grid-column: 1 / 3; }
  .qt-tile--architect { grid-column: 1 / 3; }
  .qt-production__mosaic { grid-template-columns: 1fr; }
  .qt-b2b__split { grid-template-columns: 1fr; }
  .qt-palette { grid-template-columns: repeat(4, 1fr); }
  .qt-footer__top { grid-template-columns: 1fr; gap: 40px; }
  .qt-footer__cols { grid-template-columns: repeat(2, 1fr); }
  .qt-corner-label--ml,
  .qt-corner-label--mr { display: none; }
  .qt-hero__scale { width: 80%; }
  .qt-hero__rec { right: var(--pad); }
}

@media (max-width: 720px) {
  .qt-topbar { padding: 16px; }
  .qt-nav { gap: 18px; font-size: 10px; }
  .qt-wordmark__brand { font-size: 12px; }
  .qt-hero { min-height: 600px; }
  .qt-hero__scene { padding: 0 16px; }
  .qt-corner-label { font-size: 9px; }
  .qt-corner-label__num { font-size: 13px; }
  .qt-corner-label--tl { top: 80px; }
  .qt-corner-label--tr { top: 80px; }
  .qt-corner-label--bl,
  .qt-corner-label--br { bottom: 100px; }
  .qt-hero__tag { top: 80px; font-size: 9px; }
  .qt-hero__rec { top: 105px; }
  .qt-hero__manifesto {
    bottom: 170px;
    font-size: clamp(18px, 5.5vw, 26px);
  }
  .qt-hero__scale { bottom: 90px; width: 90%; }
  .qt-hero__cta { padding: 12px 22px; font-size: 10px; }
  .qt-section-head { padding: 60px 16px 30px; }
  .qt-section-head__title { font-size: clamp(28px, 8vw, 42px); }
  .qt-ladder__grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    padding: var(--gutter) 16px 0;
  }
  .qt-tile--micro,
  .qt-tile--classic,
  .qt-tile--designer,
  .qt-tile--mega,
  .qt-tile--architect {
    grid-column: 1;
    min-height: 320px;
  }
  .qt-production__mosaic { padding: 30px 16px 0; }
  .qt-b2b__split { padding: 30px 16px 0; }
  .qt-b2b__left, .qt-b2b__right { padding: 28px 22px; }
  .qt-palette { grid-template-columns: repeat(3, 1fr); }
  .qt-footer { padding: 60px 16px 24px; }
  .qt-footer__cols { grid-template-columns: 1fr 1fr; gap: 24px; }
  .qt-footer__bottom { flex-direction: column; gap: 10px; }
  .qt-modal__panel { padding: 36px 24px 28px; }
  .qt-modal__title { font-size: 36px; }
  .qt-prod-block { padding: 28px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .qt-hero__image { transform: none; }
  .qt-hero__line > span { transform: none; }
}