/*
  D4 local public landing integration preview.
  Scoped to body.d4-landing so the live room and other public routes remain unchanged.
  This is native CSS on the existing product markup. No external dependency is added.
*/

:root {
  --d4-page: #f1f3f1;
  --d4-surface: #fbfcfa;
  --d4-surface-quiet: #e6eae6;
  --d4-ink: #111713;
  --d4-muted: #111713;
  --d4-line: #cbd2cc;
  --d4-line-strong: #9ca69f;
  --d4-accent: #c9362e;
  --d4-accent-dark: #9f2822;
  --d4-accent-soft: #f5d7d3;
  --d4-shadow: 0 26px 60px rgb(25 36 29 / 0.11);
  --d4-radius: 20px;
  --d4-radius-small: 12px;
  --d4-shell: clamp(1240px, 84vw, 2800px);
  --d4-gutter: max(clamp(24px, 5vw, 88px), calc((100vw - var(--d4-shell)) / 2));
  --d4-section-space: clamp(88px, 8vw, 144px);
  --d4-grid-gap: clamp(20px, 2.2vw, 44px);
}

@media (prefers-color-scheme: dark) {
  :root {
    --d4-page: #121814;
    --d4-surface: #18211b;
    --d4-surface-quiet: #202b23;
    --d4-ink: #f1f5ef;
    --d4-muted: #f1f5ef;
    --d4-line: #3d4b41;
    --d4-line-strong: #708072;
    --d4-accent: #f1665a;
    --d4-accent-dark: #d94d43;
    --d4-accent-soft: #48231f;
    --d4-shadow: 0 30px 72px rgb(0 0 0 / 0.28);
  }
}

html {
  background: var(--d4-page);
  scroll-behavior: smooth;
}

body.d4-landing {
  --bg: var(--d4-page);
  --bg2: var(--d4-surface);
  --bg3: var(--d4-surface-quiet);
  --card: var(--d4-surface);
  --card2: var(--d4-surface-quiet);
  --border: var(--d4-line);
  --border2: var(--d4-line-strong);
  --text: var(--d4-ink);
  --dim: var(--d4-muted);
  --dim2: var(--d4-muted);
  --red: var(--d4-accent);
  --red-cta: var(--d4-accent);
  --red2: var(--d4-accent);
  --red-glow: rgb(201 54 46 / 0.16);
  --white: var(--d4-surface);
  --radius: var(--d4-radius);
  --radius-sm: var(--d4-radius-small);
  background: var(--d4-page) !important;
  color: var(--d4-ink) !important;
  font-family: "CC Inter Tight", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
  letter-spacing: -0.012em;
}

html[lang="he"] body.d4-landing {
  font-family: "CC Heebo", Arial, sans-serif !important;
}

html[lang="ar"] body.d4-landing {
  font-family: "CC Noto Naskh Arabic", "Noto Naskh Arabic", serif !important;
}

body.d4-landing::selection {
  background: var(--d4-accent-soft);
  color: var(--d4-ink);
}

body.d4-landing a,
body.d4-landing button,
body.d4-landing select {
  -webkit-tap-highlight-color: transparent;
}

body.d4-landing a:focus-visible,
body.d4-landing button:focus-visible,
body.d4-landing select:focus-visible,
body.d4-landing [role="switch"]:focus-visible {
  outline: 3px solid var(--d4-accent) !important;
  outline-offset: 4px !important;
}

body.d4-landing .om-skip-link {
  background: var(--d4-ink) !important;
  color: var(--d4-surface) !important;
}

body.d4-landing #scroll-progress,
body.d4-landing .scanlines,
body.d4-landing .on-air-badge,
body.d4-landing .nav-pulse,
body.d4-landing .section-label,
body.d4-landing .use-icon,
body.d4-landing .feat-icon,
body.d4-landing .step-emoji,
body.d4-landing .sec-dot,
body.d4-landing .feat-tag {
  display: none !important;
}

/* Navigation */
body.d4-landing nav {
  position: sticky !important;
  top: 0;
  z-index: 20;
  min-height: 68px;
  padding: 0 var(--d4-gutter) !important;
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: color-mix(in srgb, var(--d4-page) 94%, transparent) !important;
  border-bottom: 1px solid var(--d4-line) !important;
  box-shadow: none !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

body.d4-landing .nav-left,
body.d4-landing .nav-right,
body.d4-landing .nav-links {
  display: flex !important;
  align-items: center;
}

body.d4-landing .nav-right {
  gap: clamp(12px, 2vw, 28px);
}

body.d4-landing .nav-links {
  gap: clamp(14px, 2vw, 28px);
}

body.d4-landing .nav-logo,
body.d4-landing .foot-logo {
  color: var(--d4-ink) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-size: 1rem !important;
  font-weight: 800 !important;
  letter-spacing: -0.065em !important;
  line-height: 1;
  text-decoration: none !important;
  white-space: nowrap !important;
}

body.d4-landing .nav-logo .ed,
body.d4-landing .foot-logo .ed {
  color: inherit !important;
}

body.d4-landing .nav-logo .mic,
body.d4-landing .foot-logo .mic {
  color: var(--d4-accent) !important;
}

body.d4-landing .foot-logo .mic,
body.d4-landing .foot-logo .brand-tm {
  color: var(--d4-accent-dark) !important;
}

body.d4-landing .nav-logo .brand-tm,
body.d4-landing .foot-logo .brand-tm {
  color: var(--d4-accent) !important;
  display: inline-block;
  margin-left: 1px;
  font-size: 0.46em;
  font-weight: 750;
  letter-spacing: 0;
  line-height: 1;
  transform: translateY(-0.52em);
}

body.d4-landing .nav-logo::after {
  content: "BETA";
  display: inline-flex;
  align-items: center;
  min-height: 18px;
  margin-inline-start: 9px;
  padding: 3px 5px;
  border: 1px solid var(--d4-accent);
  border-radius: 3px;
  color: var(--d4-accent-dark);
  font-family: "CC JetBrains Mono", ui-monospace, monospace;
  font-size: 0.54rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.12em;
}

body.d4-landing .foot-logo .brand-tm {
  color: var(--d4-accent-dark) !important;
}

body.d4-landing .nav-link {
  color: var(--d4-ink) !important;
  font-size: 0.9rem !important;
  font-weight: 650 !important;
  letter-spacing: -0.018em !important;
  text-decoration: none !important;
  transition: color 170ms ease;
}

body.d4-landing .nav-link:hover {
  color: var(--d4-accent) !important;
}

body.d4-landing .lang-select {
  min-height: 36px;
  padding: 0 28px 0 10px !important;
  color: var(--d4-ink) !important;
  color-scheme: light;
  background-color: var(--d4-surface) !important;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%23111713' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") !important;
  background-repeat: no-repeat !important;
  background-position: right 8px center !important;
  border: 0 !important;
  border-bottom: 1px solid var(--d4-line-strong) !important;
  border-radius: 0 !important;
  font: 650 0.8rem/1 "CC JetBrains Mono", ui-monospace, monospace !important;
  letter-spacing: -0.04em !important;
  scrollbar-width: thin;
  scrollbar-color: var(--d4-line-strong) var(--d4-surface);
}

body.d4-landing .lang-select:hover {
  color: var(--d4-ink) !important;
  background-color: var(--d4-surface-quiet) !important;
  border-bottom-color: var(--d4-accent) !important;
}

body.d4-landing .lang-select option {
  color: #111713 !important;
  background: #fbfcfa !important;
  font: 600 0.875rem/1.45 "CC JetBrains Mono", ui-monospace, monospace;
}

body.d4-landing .lang-select option:checked {
  color: #111713 !important;
  background: #f5d7d3 !important;
}

html[dir="rtl"] body.d4-landing .lang-select {
  padding: 0 10px 0 28px !important;
  background-position: left 8px center !important;
  text-align: right;
}

@media (prefers-color-scheme: dark) {
  body.d4-landing .lang-select {
    color-scheme: dark;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5 11 1.5' fill='none' stroke='%23f1f5ef' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") !important;
  }

  body.d4-landing .lang-select option {
    color: #f1f5ef !important;
    background: #18211b !important;
  }

  body.d4-landing .lang-select option:checked {
    color: #f1f5ef !important;
    background: #48231f !important;
  }
}

body.d4-landing .nav-cta,
body.d4-landing .btn-primary-hero {
  min-height: 42px;
  padding: 0 19px !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--d4-accent) !important;
  border-radius: 999px !important;
  background: var(--d4-accent) !important;
  color: #fff !important;
  font: 750 0.9rem/1 "CC Inter Tight", system-ui, sans-serif !important;
  letter-spacing: -0.022em !important;
  text-decoration: none !important;
  box-shadow: none !important;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease !important;
}

body.d4-landing .nav-cta:hover,
body.d4-landing .btn-primary-hero:hover {
  background: var(--d4-accent-dark) !important;
  border-color: var(--d4-accent-dark) !important;
  transform: translateY(-1px);
}

body.d4-landing .nav-cta:active,
body.d4-landing .btn-primary-hero:active {
  transform: translateY(1px) scale(0.985);
}

/* Hero */
body.d4-landing .hero {
  position: relative !important;
  isolation: isolate;
  min-height: min(760px, calc(100dvh - 68px)) !important;
  display: grid !important;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  column-gap: clamp(44px, 5vw, 96px);
  align-items: center;
  overflow: hidden;
  padding: clamp(52px, 7vw, 96px) var(--d4-gutter) !important;
  background: var(--d4-page) !important;
  border: 0 !important;
}

body.d4-landing .hero-inner {
  position: relative;
  z-index: 2;
  width: auto !important;
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
  background: var(--d4-page) !important;
  text-align: left !important;
}

body.d4-landing .d4-hero-photo {
  position: relative;
  z-index: 0;
  inset: auto;
  min-width: 0;
  height: clamp(520px, 52vw, 660px);
  margin: 0;
  overflow: hidden;
  background: var(--d4-surface-quiet);
  border-radius: var(--d4-radius);
  box-shadow: var(--d4-shadow);
}

body.d4-landing .d4-hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, color-mix(in srgb, var(--d4-page) 22%, transparent), transparent 32%);
  pointer-events: none;
}

body.d4-landing .d4-hero-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 55% center;
  filter: saturate(0.84) contrast(0.98);
  transform: scale(1.012);
}

body.d4-landing .hero-title {
  max-width: 13ch;
  margin: 0 !important;
  color: var(--d4-ink) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-size: clamp(3.4rem, 4.6vw, 6rem) !important;
  font-weight: 760 !important;
  letter-spacing: -0.06em !important;
  word-spacing: 0.035em;
  line-height: 0.92 !important;
  text-transform: none !important;
}

/* Keep the authored entrance motion without fading readable content through
   low-contrast intermediate states. */
@keyframes d4-hero-enter {
  from { transform: translateY(18px); }
  to { transform: translateY(0); }
}

body.d4-landing .hero-title,
body.d4-landing .hero-sub,
body.d4-landing .hero-actions,
body.d4-landing .hero-stats {
  opacity: 1 !important;
  animation: d4-hero-enter 620ms cubic-bezier(0.16, 1, 0.3, 1) both !important;
}

body.d4-landing .hero-sub { animation-delay: 80ms !important; }
body.d4-landing .hero-actions { animation-delay: 140ms !important; }
body.d4-landing .hero-stats { animation-delay: 200ms !important; }

body.d4-landing .hero-title .line-1 {
  display: block;
  background: var(--d4-page) !important;
  color: var(--d4-ink) !important;
  -webkit-text-fill-color: var(--d4-ink) !important;
  text-shadow: none !important;
}

body.d4-landing .hero-tagline {
  display: none !important;
}

body.d4-landing .hero-sub {
  max-width: 35rem !important;
  margin: 28px 0 0 !important;
  color: var(--d4-muted) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-size: clamp(1.05rem, 1.4vw, 1.25rem) !important;
  font-weight: 480 !important;
  letter-spacing: -0.024em !important;
  line-height: 1.48 !important;
}

body.d4-landing .hero-sub strong {
  color: var(--d4-ink) !important;
  font-weight: 690 !important;
}

body.d4-landing .hero-actions {
  display: flex !important;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px !important;
}

body.d4-landing .btn-ghost-hero {
  min-height: 42px;
  padding: 0 4px !important;
  display: inline-flex !important;
  align-items: center;
  color: var(--d4-ink) !important;
  border: 0 !important;
  border-bottom: 1px solid var(--d4-ink) !important;
  border-radius: 0 !important;
  background: transparent !important;
  font-size: 0.92rem !important;
  font-weight: 700 !important;
  text-decoration: none !important;
  transition: color 160ms ease, border-color 160ms ease;
}

body.d4-landing .btn-ghost-hero:hover {
  color: var(--d4-accent) !important;
  border-color: var(--d4-accent) !important;
}

body.d4-landing .hero-stats {
  width: min(100%, 420px);
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin: 44px 0 0 !important;
  padding-top: 14px !important;
  border-top: 1px solid var(--d4-line) !important;
}

body.d4-landing .hstat {
  display: none !important;
}

body.d4-landing .hstat:nth-child(2),
body.d4-landing .hstat:nth-child(3) {
  display: block !important;
  padding: 0 20px 0 0 !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
}

body.d4-landing .hstat + .hstat:nth-child(3) {
  padding-left: 20px !important;
  border-left: 1px solid var(--d4-line) !important;
}

body.d4-landing .hstat-num {
  color: var(--d4-ink) !important;
  font: 700 1.4rem/1 "CC JetBrains Mono", ui-monospace, monospace !important;
  letter-spacing: -0.08em !important;
}

body.d4-landing .hstat-label {
  margin-top: 5px;
  color: var(--d4-muted) !important;
  font-size: 0.78rem !important;
  letter-spacing: -0.01em !important;
}

/* Shared editorial sections */
body.d4-landing main > section:not(.hero) {
  position: relative;
  scroll-margin-top: 84px;
  background: var(--d4-page) !important;
  color: var(--d4-ink) !important;
}

body.d4-landing .section-title,
body.d4-landing .cta-title,
body.d4-landing .answer-summary h2 {
  color: var(--d4-ink) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-weight: 760 !important;
  letter-spacing: -0.052em !important;
  word-spacing: 0.035em;
  line-height: 0.93 !important;
}

body.d4-landing .section-sub,
body.d4-landing .answer-summary p,
body.d4-landing .cta-sub {
  color: var(--d4-muted) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  letter-spacing: -0.018em !important;
  line-height: 1.52 !important;
}

body.d4-landing .sec-strip {
  padding: 26px var(--d4-gutter) !important;
  background: var(--d4-ink) !important;
  border: 0 !important;
  box-shadow: none !important;
}

body.d4-landing .sec-inner {
  max-width: none !important;
  justify-content: flex-start !important;
  gap: 14px clamp(20px, 3vw, 48px) !important;
}

body.d4-landing .sec-item {
  color: #d4ddd5 !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-size: 0.95rem !important;
}

body.d4-landing .sec-item strong {
  color: #fff !important;
}

body.d4-landing .d4-answer-photo,
body.d4-landing .d4-use-photo,
body.d4-landing .d4-feature-photo,
body.d4-landing .d4-how-photo,
body.d4-landing .d4-cta-photo {
  margin: 0;
  overflow: hidden;
  background: var(--d4-surface-quiet);
  border-radius: var(--d4-radius);
  box-shadow: var(--d4-shadow);
}

body.d4-landing .d4-answer-photo img,
body.d4-landing .d4-use-photo img,
body.d4-landing .d4-feature-photo img,
body.d4-landing .d4-how-photo img,
body.d4-landing .d4-cta-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  filter: saturate(0.84) contrast(0.99);
}

/* Product definition */
body.d4-landing .answer-summary {
  max-width: none !important;
  margin: 0 !important;
  padding: var(--d4-section-space) var(--d4-gutter) !important;
  display: grid !important;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--d4-grid-gap);
  align-items: center;
  border: 0 !important;
}

body.d4-landing .d4-answer-photo {
  grid-column: 1 / span 7;
  grid-row: 1 / span 2;
  min-height: 0;
  aspect-ratio: 1.32 / 1;
}

body.d4-landing .d4-answer-photo img {
  object-position: center;
}

body.d4-landing .answer-summary h2 {
  grid-column: 9 / -1;
  align-self: end;
  margin: 0 0 20px !important;
  font-size: clamp(2.65rem, 3.6vw, 4.8rem) !important;
}

body.d4-landing .answer-summary p {
  grid-column: 9 / -1;
  align-self: start;
  max-width: 62ch;
  margin: 0 !important;
  font-size: clamp(1.06rem, 1.45vw, 1.25rem) !important;
}

/* Uses */
body.d4-landing .use-bg {
  max-width: none !important;
  margin: 0 !important;
  padding: var(--d4-section-space) var(--d4-gutter) !important;
  display: grid !important;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--d4-grid-gap);
  row-gap: 24px;
  border-top: 1px solid var(--d4-line) !important;
}

body.d4-landing .use-bg .section-title,
body.d4-landing .use-bg .section-sub {
  grid-column: 1 / span 5;
}

body.d4-landing .use-bg .section-title {
  align-self: end;
  margin: 0 !important;
  font-size: clamp(2.65rem, 4vw, 5.2rem) !important;
}

body.d4-landing .use-bg .section-sub {
  max-width: 58ch;
  margin: -10px 0 0 !important;
  font-size: 1.08rem !important;
}

body.d4-landing .d4-use-photo {
  grid-column: 7 / -1;
  grid-row: 1 / span 2;
  height: clamp(500px, 38vw, 700px);
  min-height: 0;
}

body.d4-landing .d4-use-photo img {
  object-position: center;
}

body.d4-landing .use-grid {
  grid-column: 1 / -1;
  width: 100%;
  max-width: none !important;
  display: grid !important;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: start;
  gap: 14px !important;
  margin: clamp(12px, 2vw, 30px) 0 0 !important;
}

body.d4-landing .use-card {
  align-self: start;
  min-height: clamp(210px, 11vw, 250px);
  padding: clamp(22px, 2.5vw, 34px) !important;
  display: flex !important;
  flex-direction: column;
  justify-content: flex-start;
  color: var(--d4-ink) !important;
  background: var(--d4-surface) !important;
  border: 1px solid var(--d4-line) !important;
  border-radius: var(--d4-radius) !important;
  box-shadow: none !important;
  transition: transform 200ms ease, border-color 200ms ease, background-color 200ms ease !important;
}

body.d4-landing .use-card:nth-child(1) { grid-column: span 5; }
body.d4-landing .use-card:nth-child(2) { grid-column: span 7; background: var(--d4-surface-quiet) !important; }
body.d4-landing .use-card:nth-child(3) { grid-column: span 3; }
body.d4-landing .use-card:nth-child(4) { grid-column: span 5; background: var(--d4-surface-quiet) !important; }
body.d4-landing .use-card:nth-child(5) { grid-column: span 4; }

body.d4-landing .use-card:hover {
  transform: translateY(-4px);
  border-color: var(--d4-line-strong) !important;
}

body.d4-landing .use-card.expanded,
body.d4-landing .use-card.expanded:hover {
  transform: none;
  border-color: var(--d4-line-strong) !important;
}

body.d4-landing .use-name,
body.d4-landing .feat-name,
body.d4-landing .step-title {
  color: var(--d4-ink) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-weight: 740 !important;
  letter-spacing: -0.044em !important;
}

body.d4-landing .use-name {
  margin: 0 0 10px !important;
  font-size: clamp(1.4rem, 2vw, 1.9rem) !important;
}

body.d4-landing .use-desc,
body.d4-landing .feat-desc,
body.d4-landing .step-desc {
  max-width: 62ch;
  color: var(--d4-muted) !important;
  font-size: 0.97rem !important;
  letter-spacing: -0.012em !important;
  line-height: 1.48 !important;
}

body.d4-landing .use-expand-btn {
  width: max-content;
  min-height: 38px;
  margin-top: auto !important;
  padding: 0 0 2px !important;
  color: var(--d4-ink) !important;
  border: 0 !important;
  border-bottom: 1px solid var(--d4-ink) !important;
  border-radius: 0 !important;
  background: transparent !important;
  font: 700 0.82rem/1 "CC Inter Tight", system-ui, sans-serif !important;
}

body.d4-landing .use-card.expanded .use-expand-btn {
  color: var(--d4-accent) !important;
  border-bottom-color: var(--d4-accent) !important;
}

body.d4-landing .use-panel {
  margin-top: 16px !important;
  padding-top: 16px !important;
  border-top: 1px solid var(--d4-line) !important;
  color: var(--d4-muted) !important;
}

body.d4-landing .use-panel[hidden] {
  display: none !important;
}

body.d4-landing .use-card.expanded .use-panel {
  animation: d4-use-panel-enter 180ms ease-out both;
}

@keyframes d4-use-panel-enter {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  body.d4-landing .use-card.expanded .use-panel {
    animation: none;
  }
}

body.d4-landing .use-panel-list {
  padding-left: 0 !important;
  padding-right: 0 !important;
}

body.d4-landing .use-panel-list li::before,
body.d4-landing .section-label::before {
  content: none !important;
}

/* Capabilities */
body.d4-landing #features {
  max-width: none !important;
  margin: 0 !important;
  padding: var(--d4-section-space) var(--d4-gutter) !important;
  display: grid !important;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--d4-grid-gap);
  border-top: 1px solid var(--d4-line) !important;
}

body.d4-landing #features .section-title,
body.d4-landing #features .section-sub {
  grid-column: 1 / span 6;
}

body.d4-landing #features .section-title {
  align-self: end;
  margin: 0 !important;
  font-size: clamp(2.65rem, 4vw, 5.2rem) !important;
}

body.d4-landing #features .section-sub {
  max-width: 58ch;
  margin: 0 !important;
  font-size: 1.08rem !important;
}

body.d4-landing .d4-feature-photo {
  grid-column: 8 / -1;
  grid-row: 1 / span 2;
  height: clamp(390px, 30vw, 560px);
  min-height: 0;
}

body.d4-landing .d4-feature-photo img {
  object-position: 58% center;
}

body.d4-landing .features-grid {
  grid-column: 1 / -1;
  width: 100%;
  max-width: none !important;
  display: grid !important;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 14px !important;
  margin: 26px 0 0 !important;
}

body.d4-landing .feat-card {
  min-height: clamp(200px, 10vw, 230px);
  padding: clamp(22px, 2.4vw, 34px) !important;
  display: flex !important;
  flex-direction: column;
  justify-content: flex-start;
  color: var(--d4-ink) !important;
  background: transparent !important;
  border: 1px solid var(--d4-line) !important;
  border-radius: var(--d4-radius) !important;
  box-shadow: none !important;
}

body.d4-landing .feat-card:nth-child(1) { grid-column: span 5; background: var(--d4-surface-quiet) !important; }
body.d4-landing .feat-card:nth-child(2) { grid-column: span 7; }
body.d4-landing .feat-card:nth-child(3) { grid-column: span 8; }
body.d4-landing .feat-card:nth-child(4) { grid-column: span 4; background: var(--d4-surface-quiet) !important; }
body.d4-landing .feat-card:nth-child(5) { grid-column: span 4; }
body.d4-landing .feat-card:nth-child(6) { grid-column: span 5; background: var(--d4-surface-quiet) !important; }
body.d4-landing .feat-card:nth-child(7) { grid-column: span 3; }

body.d4-landing .feat-name {
  margin: 0 0 10px !important;
  font-size: clamp(1.25rem, 1.7vw, 1.62rem) !important;
}

/* Room sequence */
body.d4-landing .how-bg {
  max-width: none !important;
  margin: 0 !important;
  padding: var(--d4-section-space) var(--d4-gutter) !important;
  border-top: 1px solid var(--d4-line) !important;
}

body.d4-landing .how-bg .section-title {
  max-width: 13ch;
  margin: 0 !important;
  font-size: clamp(2.8rem, 4.3vw, 5.6rem) !important;
}

body.d4-landing .how-bg .section-sub {
  max-width: 58ch;
  margin: 20px 0 0 !important;
  font-size: 1.08rem !important;
}

body.d4-landing .d4-how-photo {
  width: 100%;
  height: clamp(480px, 34vw, 680px);
  min-height: 0;
  margin-top: clamp(36px, 5vw, 76px);
}

body.d4-landing .d4-how-photo img {
  object-position: center;
}

body.d4-landing .steps {
  width: 100%;
  max-width: none !important;
  display: grid !important;
  grid-template-columns: 0.9fr 1.18fr 0.92fr;
  gap: 14px !important;
  margin: clamp(24px, 4vw, 54px) 0 0 !important;
}

body.d4-landing .step {
  min-height: clamp(210px, 10vw, 230px);
  padding: clamp(22px, 2.6vw, 34px) !important;
  display: flex !important;
  flex-direction: column;
  justify-content: flex-end;
  background: var(--d4-surface) !important;
  border: 1px solid var(--d4-line) !important;
  border-radius: var(--d4-radius) !important;
}

body.d4-landing .step:nth-child(3) {
  background: var(--d4-surface-quiet) !important;
}

body.d4-landing .step-num-wrap {
  margin: 0 0 auto !important;
}

body.d4-landing .step-num-ring,
body.d4-landing .step-num-inner {
  width: 38px !important;
  height: 38px !important;
  display: grid !important;
  place-items: center;
  border: 0 !important;
  border-radius: 50% !important;
  background: var(--d4-accent-soft) !important;
  color: var(--d4-accent-dark) !important;
  font: 760 0.86rem/1 "CC JetBrains Mono", ui-monospace, monospace !important;
  box-shadow: none !important;
}

body.d4-landing .step-title {
  margin: 0 0 10px !important;
  font-size: clamp(1.23rem, 1.75vw, 1.62rem) !important;
}

body.d4-landing .step-connector {
  display: none !important;
}

body.d4-landing #guest-mic {
  max-width: 100% !important;
  margin: clamp(30px, 5vw, 76px) 0 0 !important;
  padding: clamp(28px, 4vw, 58px) !important;
  background: var(--d4-surface-quiet) !important;
  border: 1px solid var(--d4-line-strong) !important;
  border-radius: var(--d4-radius) !important;
  box-shadow: none !important;
}

body.d4-landing #guest-mic > div:first-child {
  display: none !important;
}

body.d4-landing #guest-mic h3 {
  max-width: 17ch;
  margin: 0 0 20px !important;
  color: var(--d4-ink) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-size: clamp(2rem, 3.8vw, 4rem) !important;
  font-weight: 760 !important;
  letter-spacing: -0.045em !important;
  word-spacing: 0.055em;
  line-height: 0.98 !important;
  text-align: left !important;
  text-wrap: balance;
}

body.d4-landing #guest-mic p,
body.d4-landing #guest-mic li,
body.d4-landing #guest-mic div {
  color: var(--d4-muted) !important;
}

body.d4-landing main > section[aria-label="Explore use cases"] {
  padding: clamp(78px, 8vw, 120px) var(--d4-gutter) !important;
  text-align: left !important;
  border-top: 1px solid var(--d4-line) !important;
}

body.d4-landing main > section[aria-label="Explore use cases"] > p {
  display: none !important;
}

body.d4-landing main > section[aria-label="Explore use cases"] h2 {
  max-width: 13ch;
  margin: 0 0 30px !important;
  color: var(--d4-ink) !important;
  font-family: "CC Inter Tight", system-ui, sans-serif !important;
  font-size: clamp(2rem, 3.5vw, 3.7rem) !important;
  font-weight: 760 !important;
  letter-spacing: -0.07em !important;
  line-height: 0.95 !important;
}

body.d4-landing main > section[aria-label="Explore use cases"] > div {
  max-width: none !important;
  justify-content: flex-start !important;
  gap: 0 !important;
}

body.d4-landing main > section[aria-label="Explore use cases"] a {
  min-height: 42px;
  margin-right: 22px;
  padding: 0 0 2px !important;
  display: inline-flex !important;
  align-items: center;
  color: var(--d4-ink) !important;
  border: 0 !important;
  border-bottom: 1px solid var(--d4-line-strong) !important;
  border-radius: 0 !important;
  background: transparent !important;
  font-weight: 680 !important;
}

/* Closing action */
body.d4-landing .cta-section {
  min-height: min(650px, 76dvh);
  padding: var(--d4-section-space) var(--d4-gutter) !important;
  display: grid !important;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--d4-grid-gap);
  align-items: center;
  overflow: hidden;
  border-top: 1px solid var(--d4-line) !important;
}

body.d4-landing .cta-title {
  grid-column: 1 / span 5;
  grid-row: 1;
  max-width: 10ch;
  margin: 0 !important;
  font-size: clamp(3rem, 4.5vw, 5.8rem) !important;
}

body.d4-landing .cta-title .red {
  color: var(--d4-accent) !important;
}

body.d4-landing .cta-sub {
  grid-column: 1 / span 5;
  grid-row: 2;
  max-width: 28rem;
  margin: 22px 0 28px !important;
  font-size: 1.08rem !important;
}

body.d4-landing .cta-urls {
  display: none !important;
}

body.d4-landing .cta-section > .btn-primary-hero {
  grid-column: 1 / span 5;
  grid-row: 3;
  justify-self: start;
  width: max-content;
}

body.d4-landing .d4-cta-photo {
  height: clamp(440px, 34vw, 620px);
  min-height: 0;
  grid-column: 7 / -1;
  grid-row: 1 / span 4;
}

body.d4-landing .d4-cta-photo img {
  object-position: center;
}

/* Footer and accessibility tools */
body.d4-landing footer {
  padding: 42px var(--d4-gutter) 30px !important;
  display: grid !important;
  grid-template-columns: 1fr auto;
  gap: 26px 48px;
  background: var(--d4-surface-quiet) !important;
  border-top: 1px solid var(--d4-line) !important;
}

body.d4-landing .foot-links {
  display: flex !important;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 20px !important;
}

body.d4-landing .foot-links a {
  color: var(--d4-ink) !important;
  font-size: 0.86rem !important;
  text-decoration: none !important;
  border-bottom: 1px solid transparent;
}

body.d4-landing .foot-links a:hover {
  border-color: currentColor;
}

body.d4-landing .foot-copy {
  grid-column: 1 / -1;
  color: var(--d4-muted) !important;
  font-size: 0.8rem !important;
}

body.d4-landing .om-trust-notice,
body.d4-landing .om-tm-notice {
  max-width: none !important;
  margin: 0 !important;
  padding-left: var(--d4-gutter) !important;
  padding-right: var(--d4-gutter) !important;
  background: var(--d4-surface-quiet) !important;
  color: var(--d4-muted) !important;
  text-align: left !important;
}

body.d4-landing .om-trust-notice a {
  color: var(--d4-ink) !important;
}

body.d4-landing #a11y-widget {
  z-index: 30;
}

body.d4-landing .a11y-panel {
  color: var(--d4-ink) !important;
  background: var(--d4-surface) !important;
  border-color: var(--d4-line-strong) !important;
  box-shadow: var(--d4-shadow) !important;
}

body.d4-landing .a11y-toggle-btn {
  background: var(--d4-ink) !important;
  color: var(--d4-surface) !important;
  border-color: var(--d4-ink) !important;
}

/* Motion is a small narrative reveal. It never changes the information hierarchy. */
body.d4-landing .reveal {
  opacity: 1;
  transform: none;
}

html.js body.d4-landing .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms cubic-bezier(0.16, 1, 0.3, 1), transform 520ms cubic-bezier(0.16, 1, 0.3, 1);
}

html.js body.d4-landing .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  body.d4-landing *,
  body.d4-landing *::before,
  body.d4-landing *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}

body.d4-landing.a11y-no-motion *,
body.d4-landing.a11y-no-motion *::before,
body.d4-landing.a11y-no-motion *::after {
  animation-duration: 1ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 1ms !important;
}

@media (max-width: 980px) {
  body.d4-landing .nav-links {
    gap: 14px;
  }

  body.d4-landing .hero-inner {
    width: auto !important;
    margin: 0 !important;
  }

  body.d4-landing .d4-hero-photo {
    inset: auto;
  }

  body.d4-landing .answer-summary,
  body.d4-landing .use-bg,
  body.d4-landing .cta-section {
    gap: 28px;
  }

  body.d4-landing .use-card:nth-child(n),
  body.d4-landing .feat-card:nth-child(n) {
    grid-column: span 6;
  }

  body.d4-landing .d4-feature-photo {
    grid-column: 7 / -1;
  }
}

@media (max-width: 760px) {
  body.d4-landing nav {
    min-height: 60px;
    padding: 0 18px !important;
  }

  body.d4-landing .nav-links,
  body.d4-landing .nav-cta {
    display: none !important;
  }

  body.d4-landing .nav-right {
    gap: 0;
  }

  body.d4-landing .lang-select {
    min-height: 34px;
    max-width: 122px;
    font-size: 0.72rem !important;
  }

  body.d4-landing .hero {
    min-height: 0 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch;
    padding: 36px 20px 20px !important;
  }

  body.d4-landing .hero-inner {
    width: auto !important;
    margin: 0 !important;
    order: 1;
  }

  body.d4-landing .d4-hero-photo {
    position: relative;
    inset: auto;
    order: 2;
    min-height: 0;
    height: auto;
    aspect-ratio: 1 / 1;
    margin-top: 38px;
    border-radius: var(--d4-radius);
  }

  body.d4-landing .d4-hero-photo::after {
    background: linear-gradient(180deg, transparent 60%, rgb(18 24 20 / 0.18));
  }

  body.d4-landing .hero-title {
    max-width: 10.8ch;
    font-size: clamp(3.15rem, 15vw, 5.1rem) !important;
  }

  body.d4-landing .hero-sub {
    margin-top: 22px !important;
    font-size: 1.02rem !important;
  }

  body.d4-landing .hero-actions {
    margin-top: 24px !important;
  }

  body.d4-landing .hero-stats {
    margin-top: 32px !important;
  }

  body.d4-landing .answer-summary,
  body.d4-landing .use-bg,
  body.d4-landing #features,
  body.d4-landing .cta-section {
    display: block !important;
    padding: 76px 20px !important;
  }

  body.d4-landing .d4-answer-photo,
  body.d4-landing .d4-use-photo,
  body.d4-landing .d4-feature-photo,
  body.d4-landing .d4-how-photo,
  body.d4-landing .d4-cta-photo {
    min-height: 0;
    height: auto;
    aspect-ratio: 4 / 3;
    margin: 32px 0 !important;
  }

  body.d4-landing .answer-summary h2,
  body.d4-landing .use-bg .section-title,
  body.d4-landing #features .section-title,
  body.d4-landing .how-bg .section-title,
  body.d4-landing .cta-title {
    font-size: clamp(2.75rem, 13vw, 4.6rem) !important;
  }

  body.d4-landing .use-bg .section-sub,
  body.d4-landing #features .section-sub {
    margin-top: 18px !important;
  }

  body.d4-landing .use-grid,
  body.d4-landing .features-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 12px !important;
    margin-top: 28px !important;
  }

  body.d4-landing .use-card:nth-child(n),
  body.d4-landing .feat-card:nth-child(n) {
    grid-column: auto;
    min-height: 0;
  }

  body.d4-landing .use-card,
  body.d4-landing .feat-card {
    padding: 26px !important;
  }

  body.d4-landing #features {
    border-top: 1px solid var(--d4-line) !important;
  }

  body.d4-landing .how-bg {
    padding: 76px 20px !important;
  }

  body.d4-landing .steps {
    grid-template-columns: 1fr;
  }

  body.d4-landing .step {
    min-height: 0;
  }

  body.d4-landing #guest-mic {
    padding: 28px !important;
  }

  body.d4-landing main > section[aria-label="Explore use cases"] {
    padding: 76px 20px !important;
  }

  body.d4-landing main > section[aria-label="Explore use cases"] a {
    margin-right: 18px;
  }

  body.d4-landing .cta-section {
    min-height: 0;
  }

  body.d4-landing .d4-cta-photo {
    margin-top: 36px !important;
  }

  body.d4-landing footer {
    padding: 36px 20px 28px !important;
    grid-template-columns: minmax(0, 1fr);
  }

  /* The legacy copyright line was nowrap, which gave the mobile grid a
     364px min-content track at a 360px viewport. Keep the D4 footer inside
     its gutter while allowing translated copyright text to wrap naturally. */
  body.d4-landing .foot-logo,
  body.d4-landing .foot-links,
  body.d4-landing .foot-copy {
    min-width: 0;
    max-width: 100%;
  }

  body.d4-landing .foot-copy {
    white-space: normal;
    overflow-wrap: anywhere;
  }

  body.d4-landing .foot-links {
    justify-content: flex-start;
  }

  body.d4-landing .om-trust-notice,
  body.d4-landing .om-tm-notice {
    padding-left: 20px !important;
    padding-right: 20px !important;
    text-align: left !important;
  }
}

html[dir="rtl"] body.d4-landing .hero-inner {
  margin-left: 0 !important;
  margin-right: 0 !important;
  text-align: right !important;
}

html[dir="rtl"] body.d4-landing .d4-hero-photo {
  inset: auto;
}

@media (max-width: 980px) {
  html[dir="rtl"] body.d4-landing .d4-hero-photo {
    inset: auto;
  }
}

html[dir="rtl"] body.d4-landing .d4-hero-photo::after {
  background: linear-gradient(270deg, color-mix(in srgb, var(--d4-page) 22%, transparent), transparent 32%);
}

html[dir="rtl"] body.d4-landing .hstat:nth-child(2),
html[dir="rtl"] body.d4-landing .hstat:nth-child(3) {
  padding-right: 0 !important;
  padding-left: 20px !important;
}

html[dir="rtl"] body.d4-landing .hstat + .hstat:nth-child(3) {
  padding-right: 20px !important;
  padding-left: 0 !important;
  border-left: 0 !important;
  border-right: 1px solid var(--d4-line) !important;
}

html[dir="rtl"] body.d4-landing #guest-mic h3,
html[dir="rtl"] body.d4-landing main > section[aria-label="Explore use cases"],
html[dir="rtl"] body.d4-landing .om-trust-notice,
html[dir="rtl"] body.d4-landing .om-tm-notice {
  text-align: right !important;
}

html[dir="rtl"] body.d4-landing main > section[aria-label="Explore use cases"] a {
  margin-right: 0;
  margin-left: 22px;
}

@media (max-width: 760px) {
  html[dir="rtl"] body.d4-landing .hero-inner {
    margin-right: 0 !important;
  }

  html[dir="rtl"] body.d4-landing .d4-hero-photo {
    inset: auto;
  }

  html[dir="rtl"] body.d4-landing .d4-hero-photo::after {
    background: linear-gradient(180deg, transparent 60%, rgb(18 24 20 / 0.18));
  }
}