/* =========================================================
   Quacktory / Orano crit
   Visual language: technical, restrained, dark monochrome
   with a single yellow accent. Asymmetric editorial grid.
   ========================================================= */

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

html { -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: #0A0A0A;
  color: #FFFFFF;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
svg { display: block; }
a { color: inherit; text-decoration: none; }
button { background: none; border: none; color: inherit; font: inherit; cursor: pointer; padding: 0; }
ul, ol { list-style: none; }

/* ---------- Tokens ---------- */
:root {
  --bg: #0A0A0A;
  --fg: #FFFFFF;
  --accent: #E8E600;
  --accent-bright: #F0F020;
  --muted: #9A9A9A;
  --ink: #FFFFFF;
  --surface: #141414;
  --surface-deep: #050505;
  --text-soft: #B8B8B8;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Type rhythm ---------- */
.hero-heading,
.section-heading,
.taxon-card-name,
.b2b-card-title,
.production-item-title,
.footer-brand-text {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.05;
}

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 48px;
  background: linear-gradient(to bottom, rgba(10, 10, 10, 0.92) 0%, rgba(10, 10, 10, 0) 100%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-brand-bar {
  width: 4px;
  height: 18px;
  background: var(--accent);
}
.nav-brand-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg);
}
.nav-items {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg);
  position: relative;
  padding: 8px 0;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav-link:hover::after { width: 100%; }
.nav-hamburger {
  width: 38px;
  height: 38px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border-strong);
  transition: border-color 0.2s ease;
}
.nav-hamburger:hover { border-color: var(--accent); }
.nav-hamburger span {
  width: 16px;
  height: 1px;
  background: var(--fg);
  display: block;
  transition: background 0.2s ease;
}
.nav-hamburger:hover span { background: var(--accent); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  padding: 120px 48px 80px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.hero-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-meta-label {
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero-meta-divider {
  width: 32px;
  height: 1px;
  background: var(--border-strong);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 60px;
  align-items: end;
  flex: 1;
  min-height: 0;
  margin-bottom: 40px;
}

/* Hero visual — wireframe-treated product still */
.hero-visual {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
}
.hero-visual-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
  z-index: 2;
  pointer-events: none;
}
.hero-visual-streak {
  position: absolute;
  left: 0; right: 0;
  top: 58%;
  height: 1px;
  background: linear-gradient(to right,
    transparent 0%,
    rgba(232, 230, 0, 0.5) 35%,
    rgba(232, 230, 0, 0.5) 65%,
    transparent 100%);
  z-index: 3;
  pointer-events: none;
  filter: blur(0.5px);
  box-shadow: 0 0 24px rgba(232, 230, 0, 0.3);
}
.hero-visual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.25) contrast(1.08) brightness(0.92);
  opacity: 0.9;
}
.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 35%, rgba(10, 10, 10, 0.7) 100%);
  z-index: 1;
  pointer-events: none;
}
.hero-visual-label {
  position: absolute;
  bottom: 20px;
  left: 20px;
  z-index: 5;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  background: rgba(10, 10, 10, 0.6);
  border: 1px solid var(--border-strong);
}
.hero-visual-label-key {
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  font-family: 'Space Grotesk', sans-serif;
}
.hero-visual-label-val {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg);
}
.hero-visual-annotation {
  position: absolute;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg);
  padding: 4px 0;
}
.hero-visual-annotation-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  display: block;
  box-shadow: 0 0 8px rgba(232, 230, 0, 0.6);
}
.hero-visual-annotation--a {
  top: 18%;
  right: 20px;
}
.hero-visual-annotation--b {
  top: 78%;
  right: 60px;
}

/* Hero text column */
.hero-text {
  padding-bottom: 12px;
  position: relative;
}
.hero-text::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  width: 48px;
  height: 1px;
  background: var(--accent);
}
.hero-eyebrow {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 28px;
}
.hero-heading {
  font-size: clamp(40px, 5.5vw, 72px);
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 36px;
}
.hero-heading-line {
  display: block;
}
.hero-heading em {
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
  letter-spacing: 0.02em;
}
.hero-manifesto {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 480px;
  margin-bottom: 40px;
}
.hero-cta-row {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  background: var(--accent);
  color: #0A0A0A;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: background 0.25s ease-out, gap 0.25s ease-out;
  position: relative;
  overflow: hidden;
}
.hero-cta::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: left 0.6s ease;
}
.hero-cta:hover { background: var(--accent-bright); gap: 22px; }
.hero-cta:hover::before { left: 100%; }
.hero-cta-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 1px solid #0A0A0A;
  border-radius: 50%;
  transition: transform 0.25s var(--ease);
}
.hero-cta:hover .hero-cta-arrow { transform: translateX(3px); }
.hero-cta-note {
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}

/* Pagination */
.hero-pagination {
  position: absolute;
  bottom: 40px;
  right: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 10px;
  letter-spacing: 0.24em;
  font-family: 'Space Grotesk', sans-serif;
  padding: 10px 14px;
  border: 1px solid var(--border-strong);
  background: rgba(10, 10, 10, 0.5);
}
.hero-pagination-item {
  color: var(--muted);
}
.hero-pagination-item--active { color: var(--accent); }
.hero-pagination-divider {
  width: 20px;
  height: 1px;
  background: var(--border-strong);
}

/* =========================================================
   Section common
   ========================================================= */
.section-label {
  display: inline-block;
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  font-family: 'Space Grotesk', sans-serif;
  position: relative;
  padding-left: 32px;
}
.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 20px;
  height: 1px;
  background: var(--accent);
}
.section-heading {
  font-size: clamp(28px, 3.6vw, 48px);
  text-transform: uppercase;
  margin-bottom: 20px;
  max-width: 820px;
}
.section-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-soft);
  max-width: 640px;
}

/* =========================================================
   SCALE LADDER
   ========================================================= */
.ladder {
  padding: 110px 48px;
  border-top: 1px solid var(--border);
  position: relative;
}
.ladder::before {
  content: '§ 01';
  position: absolute;
  top: 40px;
  right: 48px;
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}
.ladder-header {
  margin-bottom: 64px;
  max-width: 800px;
}
.ladder-track {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-strong);
}
.ladder-step {
  padding: 32px 24px 0;
  border-right: 1px solid var(--border);
  position: relative;
  transition: background 0.3s ease;
  display: flex;
  flex-direction: column;
}
.ladder-step:last-child { border-right: none; }
.ladder-step:hover { background: rgba(255, 255, 255, 0.02); }
.ladder-step:hover .ladder-step-bar { filter: brightness(1.2); }

.ladder-step-visual {
  height: 220px;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding-bottom: 20px;
}
.ladder-step-tag {
  position: absolute;
  top: 0;
  left: 0;
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}
.ladder-step-bar {
  width: 4px;
  background: var(--accent);
  transition: height 0.7s var(--ease), filter 0.3s ease;
  box-shadow: 0 0 12px rgba(232, 230, 0, 0.3);
}
.ladder-step--micro .ladder-step-bar { height: 4px; }
.ladder-step--classic .ladder-step-bar { height: 28px; }
.ladder-step--designer .ladder-step-bar { height: 56px; }
.ladder-step--mega .ladder-step-bar { height: 116px; }
.ladder-step--architect .ladder-step-bar { height: 200px; }

.ladder-step-data {
  padding: 24px 0 28px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ladder-step-size {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 30px;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--fg);
  line-height: 1;
}
.ladder-step-comp {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}
.ladder-step-meta {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--border-strong);
  text-transform: uppercase;
  margin-top: 4px;
}

/* =========================================================
   TAXONOMY / CATALOG
   ========================================================= */
.taxonomy {
  padding: 110px 48px;
  border-top: 1px solid var(--border);
  position: relative;
}
.taxonomy::before {
  content: '§ 02';
  position: absolute;
  top: 40px;
  right: 48px;
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}
.taxonomy-header {
  margin-bottom: 64px;
  max-width: 800px;
}
.taxonomy-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-strong);
  border-left: 1px solid var(--border);
}
.taxon-card {
  position: relative;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background 0.4s ease;
  cursor: pointer;
  overflow: hidden;
}
.taxon-card:hover { background: var(--surface); }
.taxon-card-img {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.taxon-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.5) contrast(1.05) brightness(0.95);
  transition: filter 0.5s ease, transform 0.7s var(--ease);
}
.taxon-card:hover .taxon-card-img img {
  filter: grayscale(0) contrast(1.05) brightness(1);
  transform: scale(1.04);
}
.taxon-card-body {
  padding: 24px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.taxon-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.taxon-card-id {
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}
.taxon-card-line {
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  font-family: 'Space Grotesk', sans-serif;
}
.taxon-card-name {
  font-size: 20px;
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.taxon-card-desc {
  font-size: 12px;
  line-height: 1.65;
  color: var(--text-soft);
  margin-bottom: 20px;
}
.taxon-card-specs {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 20px;
}
.taxon-card-spec {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
}
.taxon-card-spec:last-child { border-bottom: none; }
.taxon-card-spec dt {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  align-self: center;
  font-family: 'Space Grotesk', sans-serif;
}
.taxon-card-spec dd {
  color: var(--fg);
  line-height: 1.45;
}
.taxon-card-spec dd strong {
  color: var(--accent);
  font-weight: 500;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 13px;
}
.taxon-card-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.taxon-card-age {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  line-height: 1.5;
}
.taxon-card-accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: var(--accent);
  transition: height 0.5s var(--ease);
  z-index: 2;
}
.taxon-card:hover .taxon-card-accent { height: 100%; }

/* =========================================================
   PRODUCTION
   ========================================================= */
.production {
  padding: 110px 48px;
  border-top: 1px solid var(--border);
  position: relative;
}
.production::before {
  content: '§ 03';
  position: absolute;
  top: 40px;
  right: 48px;
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}
.production-header {
  margin-bottom: 64px;
  max-width: 820px;
}
.production-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-strong);
  border-left: 1px solid var(--border);
}
.production-item {
  padding: 32px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  position: relative;
  min-height: 260px;
  transition: background 0.3s ease;
  display: flex;
  flex-direction: column;
}
.production-item:hover { background: var(--surface); }
.production-item:hover .production-item-num { color: var(--accent-bright); }
.production-item-num {
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--accent);
  font-family: 'Space Grotesk', sans-serif;
  display: block;
  margin-bottom: 24px;
  transition: color 0.2s ease;
}
.production-item-title {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.production-item-text {
  font-size: 12px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* =========================================================
   B2B
   ========================================================= */
.b2b {
  padding: 110px 48px;
  border-top: 1px solid var(--border);
  position: relative;
}
.b2b::before {
  content: '§ 04';
  position: absolute;
  top: 40px;
  right: 48px;
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}
.b2b-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  margin-bottom: 60px;
}
.b2b-text {
  align-self: start;
  position: sticky;
  top: 120px;
}
.b2b-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--border-strong);
  border-left: 1px solid var(--border);
}
.b2b-card {
  padding: 28px 24px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background 0.3s ease;
  min-height: 260px;
}
.b2b-card:hover { background: var(--surface); }
.b2b-card:hover .b2b-card-tag { color: var(--accent-bright); }
.b2b-card-tag {
  font-size: 9px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  font-family: 'Space Grotesk', sans-serif;
  transition: color 0.2s ease;
}
.b2b-card-title {
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.b2b-card-text {
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-soft);
  flex: 1;
}
.b2b-card-meta {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 14px;
  border-top: 1px solid var(--border);
  margin-top: auto;
  font-family: 'Space Grotesk', sans-serif;
}
.b2b-cta-row {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 40px;
  border-top: 1px solid var(--border-strong);
  flex-wrap: wrap;
}
.b2b-cta-note {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
  text-transform: uppercase;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  padding: 80px 48px 32px;
  border-top: 1px solid var(--border-strong);
  background: var(--surface-deep);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col--brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-brand-bar {
  width: 4px;
  height: 24px;
  background: var(--accent);
  margin-bottom: 8px;
}
.footer-brand-text {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.footer-brand-line {
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
  font-style: italic;
  max-width: 320px;
  margin-top: 8px;
}
.footer-col-label {
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
  font-family: 'Space Grotesk', sans-serif;
}
.footer-link {
  font-size: 12px;
  color: var(--fg);
  transition: color 0.2s ease;
  display: inline-block;
  width: fit-content;
  position: relative;
}
.footer-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.footer-link:hover { color: var(--accent); }
.footer-link:hover::after { width: 100%; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom-text {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: 'Space Grotesk', sans-serif;
}

/* =========================================================
   ANIMATIONS
   ========================================================= */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes maskReveal {
  from { clip-path: inset(0 100% 0 0); }
  to { clip-path: inset(0 0 0 0); }
}
@keyframes streakPulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}
@keyframes barGrow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

.hero-meta { animation: fadeIn 0.7s ease-out 0.1s both; }
.hero-heading-line {
  animation: fadeUp 0.7s var(--ease) both;
  overflow: hidden;
}
.hero-heading-line:nth-child(1) { animation-delay: 0.25s; }
.hero-heading-line:nth-child(2) { animation-delay: 0.35s; }
.hero-heading-line:nth-child(3) { animation-delay: 0.45s; }
.hero-manifesto { animation: fadeUp 0.7s ease-out 0.7s both; }
.hero-cta-row { animation: fadeUp 0.7s ease-out 0.9s both; }
.hero-visual { animation: maskReveal 1.2s var(--ease) 0.15s both; }
.hero-pagination { animation: fadeIn 0.6s ease-out 1.1s both; }
.hero-visual-streak { animation: streakPulse 4s ease-in-out infinite 1.5s; }
.ladder-step-bar { transform-origin: bottom; animation: barGrow 1s var(--ease) both; }
.ladder-step--micro .ladder-step-bar { animation-delay: 0.1s; }
.ladder-step--classic .ladder-step-bar { animation-delay: 0.2s; }
.ladder-step--designer .ladder-step-bar { animation-delay: 0.3s; }
.ladder-step--mega .ladder-step-bar { animation-delay: 0.4s; }
.ladder-step--architect .ladder-step-bar { animation-delay: 0.5s; }

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .hero-visual { clip-path: none; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1280px) {
  .taxonomy-grid { grid-template-columns: repeat(3, 1fr); }
  .taxon-card:nth-child(4),
  .taxon-card:nth-child(5) { border-top: 0; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .footer-col:last-child { grid-column: 1 / -1; padding-top: 24px; border-top: 1px solid var(--border); }
}

@media (max-width: 1024px) {
  .nav { padding: 20px 32px; }
  .hero { padding: 110px 32px 70px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; align-items: start; }
  .hero-visual { aspect-ratio: 16 / 9; }
  .hero-pagination { right: 32px; bottom: 32px; }
  .ladder,
  .taxonomy,
  .production,
  .b2b,
  .footer { padding-left: 32px; padding-right: 32px; }
  .b2b-grid { grid-template-columns: 1fr; gap: 48px; }
  .b2b-text { position: static; }
}

@media (max-width: 820px) {
  .ladder-track { grid-template-columns: repeat(2, 1fr); }
  .ladder-step { border-bottom: 1px solid var(--border); }
  .ladder-step:nth-child(2n) { border-right: none; }
  .ladder-step:nth-last-child(-n+2) { border-bottom: none; }
  .production-grid { grid-template-columns: repeat(2, 1fr); }
  .b2b-cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-col:last-child { grid-column: auto; padding-top: 0; border-top: none; }
  .ladder::before,
  .taxonomy::before,
  .production::before,
  .b2b::before { right: 32px; }
}

@media (max-width: 720px) {
  .nav { padding: 18px 20px; }
  .nav-items .nav-link { display: none; }
  .hero { padding: 96px 20px 60px; min-height: auto; }
  .hero-grid { gap: 36px; margin-bottom: 60px; }
  .hero-pagination { right: 20px; bottom: 24px; }
  .hero-heading { font-size: 38px; }
  .hero-manifesto { font-size: 13px; }
  .hero-visual-annotation--b { right: 20px; }
  .ladder,
  .taxonomy,
  .production,
  .b2b,
  .footer { padding-left: 20px; padding-right: 20px; padding-top: 80px; padding-bottom: 60px; }
  .ladder-track { grid-template-columns: 1fr; }
  .ladder-step { border-right: none; border-bottom: 1px solid var(--border); }
  .ladder-step:last-child { border-bottom: none; }
  .taxonomy-grid { grid-template-columns: 1fr; }
  .taxon-card { border-right: 1px solid var(--border); }
  .production-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .ladder::before,
  .taxonomy::before,
  .production::before,
  .b2b::before { display: none; }
  .hero-cta { padding: 16px 20px; }
}

/* Print */
@media print {
  body { background: #fff; color: #000; }
  .nav, .hero-pagination, .hero-cta-row, .b2b-cta-row { display: none; }
  .hero-visual::after, .hero-visual-grid, .hero-visual-streak { display: none; }
  section { padding: 24px 0; page-break-inside: avoid; }
}