/* Diraya — ink + paper · green accents only · EN | AR */

:root {
  --paper: #f7f7f5;
  --paper-deep: #f0f0ed;
  --ink: #0a0a0a;
  --ink-soft: #1a1a1a;
  --muted: #4a4a46;
  --green: #1e4d3b;
  --green-hover: #16382c;
  --green-mid: #2a6b52;
  --line: rgba(10, 10, 10, 0.1);
  --line-strong: rgba(10, 10, 10, 0.18);
  --line-on-dark: rgba(247, 247, 245, 0.12);
  --paper-dim: rgba(247, 247, 245, 0.68);
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Instrument Sans", system-ui, sans-serif;
  --font-ar: "IBM Plex Sans Arabic", "Instrument Sans", system-ui, sans-serif;
  --font-mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* Page shell — same for header, hero, sections, footer */
  --shell-max: 72.5rem; /* 1160px */
  --shell-pad: clamp(1.5rem, 6vw, 5rem);

  /* Vertical rhythm */
  --space-1: 1rem;
  --space-2: 1.5rem;
  --space-3: 2rem;

  --header-h: 4.35rem;
  --rail-h: 3.25rem;
  --sticky-offset: calc(var(--header-h) + var(--rail-h) + 1.25rem);
  --tap: 2.75rem; /* ~44px minimum touch target */
}

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

html {
  scroll-behavior: auto;
  scroll-padding-top: var(--sticky-offset);
  overflow-x: clip;
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .hero-line,
  .tile,
  .roadmap-item,
  .pillar,
  [data-underline]::after {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
  }
  [data-underline]::after {
    transform: scaleX(1) !important;
  }
  .cap-slide {
    transition: none !important;
  }
  .pair-card {
    transition: none !important;
  }
  .draw-line {
    transform: scaleX(1) !important;
  }
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  text-align: start;
}

html[lang="ar"] body {
  font-family: var(--font-ar);
}

html[lang="ar"] .hero-title,
html[lang="ar"] .section h2,
html[lang="ar"] .footer-cta h2,
html[lang="ar"] .tiles h3,
html[lang="ar"] .roadmap h3,
html[lang="ar"] .pillars h3,
html[lang="ar"] .cap-slide-title,
html[lang="ar"] .proof-rail-num {
  font-family: var(--font-ar);
  letter-spacing: 0;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: -100%;
  z-index: 200;
  padding: 0.5rem 0.75rem;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.875rem;
}

.skip-link:focus {
  top: 1rem;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 140;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
}

/* —— Page shell (centered; never flush to viewport) —— */
.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--shell-pad);
  box-sizing: border-box;
  text-align: start;
}

.sample-ar {
  font-family: var(--font-ar);
  line-height: 1.75;
  text-align: start;
}

/* —— Header —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(10, 10, 10, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line-on-dark);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: var(--space-1) var(--space-2);
  padding-block: 0.65rem;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.85rem 1.15rem;
  min-width: 0;
}

.mark {
  flex-shrink: 0;
  line-height: 0;
  transition: opacity 0.25s var(--ease);
}

.mark:hover {
  opacity: 0.85;
}

.mark img,
.footer-brand img {
  filter: brightness(0) invert(1);
}

.mark img {
  width: clamp(6rem, 18vw, 7.5rem);
  height: auto;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.04em;
}

.lang-sep {
  color: rgba(247, 247, 245, 0.28);
  user-select: none;
}

.lang-btn {
  margin: 0;
  padding: 0.35rem 0.4rem;
  border: 0;
  background: transparent;
  color: rgba(247, 247, 245, 0.42);
  font-family: inherit;
  font-size: inherit;
  font-weight: 650;
  letter-spacing: inherit;
  cursor: pointer;
  transition: color 0.2s var(--ease);
}

.lang-btn[data-set-lang="ar"] {
  font-family: var(--font-ar);
  letter-spacing: 0;
  font-size: 0.85rem;
}

.lang-btn:hover,
.lang-btn:focus-visible {
  color: var(--paper);
}

.lang-btn[aria-pressed="true"] {
  color: var(--paper);
  box-shadow: inset 0 -2px 0 var(--green-mid);
}

.nav {
  display: none;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 1rem 1.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  max-width: calc(100% - 2rem);
}

html[lang="ar"] .nav {
  letter-spacing: 0;
  font-family: var(--font-ar);
}

.nav a {
  text-decoration: none;
  color: var(--paper-dim);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  position: relative;
  transition: color 0.25s var(--ease);
}

.nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  bottom: -0.2rem;
  width: 100%;
  height: 1px;
  background: var(--green-mid);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out);
}

[dir="rtl"] .nav a:not(.nav-cta)::after {
  transform-origin: right;
}

.nav a:not(.nav-cta):hover::after,
.nav a:not(.nav-cta):focus-visible::after {
  transform: scaleX(1);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--paper);
}

.nav-cta {
  padding: 0.48rem 0.95rem;
  background: var(--green);
  border: 1px solid var(--green);
  color: var(--paper) !important;
  font-weight: 700;
  transition: background 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: var(--green-hover);
  border-color: var(--green-hover);
  transform: translateY(-1px);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  height: 1.5px;
  width: 1.35rem;
  background: var(--paper);
  margin-inline: auto;
  transition: transform 0.25s var(--ease);
}

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line-on-dark);
  background: var(--ink);
  padding-block: 0.5rem 1.25rem;
  max-height: min(70vh, 28rem);
  overflow-y: auto;
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav a {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line-on-dark);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s var(--ease), padding-inline-start 0.25s var(--ease);
}

html[lang="ar"] .mobile-nav a {
  font-family: var(--font-ar);
}

.mobile-nav a:hover {
  color: color-mix(in srgb, var(--paper) 80%, var(--green-mid));
  padding-inline-start: 0.35rem;
}

.mobile-nav a:last-child {
  border-bottom: 0;
  color: color-mix(in srgb, var(--paper) 75%, var(--green-mid));
}

@media (min-width: 900px) {
  .nav {
    display: flex;
  }
  .nav-toggle,
  .mobile-nav {
    display: none !important;
  }
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: min(88vh, 46rem);
  display: flex;
  align-items: flex-end;
  overflow: visible;
  isolation: isolate;
  background: var(--ink);
}

@media (min-width: 900px) {
  .hero {
    align-items: center;
  }
}

.hero-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: center;
  width: 100%;
  padding-block: clamp(5.5rem, 12vh, 7.5rem) clamp(3.5rem, 8vh, 5rem);
  overflow: visible;
}

/*
  Hero band: flex row in document order.
  LTR → mark left · RTL (dir) → mark at inline-start (right).
  Never absolute / never under the H1.
*/
.hero-layout {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: clamp(1.5rem, 3.5vw, 2rem);
  max-width: min(52rem, 100%);
  min-width: 0;
  overflow: visible;
}

/* Fixed-width dual bars; height = full copy column (kicker → CTAs) */
.hero-mark {
  position: static;
  flex: 0 0 auto;
  width: 3.3rem;
  align-self: stretch;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: 0.75rem;
  pointer-events: none;
  opacity: 0.72;
  inset: auto;
  z-index: auto;
  margin: 0;
  padding: 0;
}

.hero-mark-bar {
  display: block;
  align-self: stretch;
  height: auto;
  min-height: 0;
}

.hero-mark-bar--wide {
  flex: 0 0 2rem;
  width: 2rem;
  background: var(--paper);
}

.hero-mark-bar--accent {
  flex: 0 0 0.55rem;
  width: 0.55rem;
  background: var(--green);
}

@media (min-width: 900px) {
  .hero-mark {
    width: 4.35rem;
    gap: 0.9rem;
  }

  .hero-mark-bar--wide {
    flex-basis: 2.75rem;
    width: 2.75rem;
  }

  .hero-mark-bar--accent {
    flex-basis: 0.7rem;
    width: 0.7rem;
  }
}

/* Text column only — no padding-inline-start tuck under bars */
.hero-copy {
  position: static;
  flex: 1 1 auto;
  min-width: 0;
  max-width: 42rem;
  z-index: auto;
  padding-inline-start: 0;
  overflow: visible;
}

.hero-kicker {
  margin: 0 0 var(--space-1);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--paper) 45%, var(--green-mid));
}

html[lang="ar"] .hero-kicker {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.9rem;
  font-weight: 600;
}

.hero-title {
  position: relative;
  margin: 0;
  padding-block: 0.2em 0.14em;
  padding-inline: 0.02em 0.08em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 4.8vw, 2.85rem);
  line-height: 1.22;
  letter-spacing: 0;
  color: var(--paper);
  text-align: start;
  max-width: 22ch;
  overflow: visible;
}

html[lang="ar"] .hero-title {
  max-width: 20ch;
  letter-spacing: 0;
  font-weight: 700;
}

.hero-line {
  display: block;
  position: relative;
  overflow: visible;
  padding-inline: 0.02em 0.05em;
  opacity: 0;
  transform: translateY(1.1em);
  transition:
    opacity 0.85s var(--ease-out),
    transform 0.85s var(--ease-out);
}

.hero.is-ready .hero-line {
  opacity: 1;
  transform: none;
  transition-delay: 0.12s;
}

.draw-line {
  display: block;
  width: min(100%, 11rem);
  height: 2px;
  margin-block: var(--space-1) var(--space-2);
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.9s var(--ease-out) 0.55s;
}

[dir="rtl"] .draw-line {
  transform-origin: right;
}

.hero.is-ready .draw-line {
  transform: scaleX(1);
}

.hero-support {
  margin: 0 0 var(--space-3);
  max-width: 46ch;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0;
  color: color-mix(in srgb, var(--paper) 82%, var(--green-mid));
  text-align: start;
}

html[lang="ar"] .hero-support {
  max-width: 38ch;
  letter-spacing: 0;
  line-height: 1.55;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: var(--space-1) var(--space-2);
  margin: 0;
}

.cta-note {
  margin: 0.85rem 0 0;
  max-width: 42ch;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: color-mix(in srgb, var(--paper) 62%, var(--muted));
  text-align: start;
}

html[lang="ar"] .cta-note {
  font-family: var(--font-ar);
  max-width: 36ch;
}

.footer .cta-note {
  margin: 0 0 1.25rem;
  max-width: 48ch;
  color: rgba(247, 247, 245, 0.55);
}

.contact-pending {
  margin: 0 0 1rem;
  max-width: 40ch;
  padding: 0.65rem 0.85rem;
  font-size: 0.8125rem;
  line-height: 1.45;
  font-weight: 600;
  color: rgba(247, 247, 245, 0.82);
  background: rgba(247, 247, 245, 0.06);
  border: 1px solid rgba(247, 247, 245, 0.16);
  border-inline-start: 3px solid var(--green-mid);
  text-align: start;
}

html[lang="ar"] .contact-pending {
  font-family: var(--font-ar);
  max-width: 36ch;
}

.footer.is-contact-pending .footer-cta .btn-primary {
  opacity: 0.92;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.4rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    background 0.25s var(--ease),
    color 0.25s var(--ease),
    border-color 0.25s var(--ease),
    transform 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

html[lang="ar"] .btn {
  letter-spacing: 0;
}

.btn-primary {
  background: var(--green);
  color: var(--paper);
  border-color: var(--green);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--green-hover);
  border-color: var(--green-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30, 77, 59, 0.28);
}

.btn-ghost {
  background: transparent;
  color: var(--paper);
  border-color: rgba(247, 247, 245, 0.28);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--paper);
  transform: translateY(-2px);
}

.section--paper .btn-ghost {
  color: var(--ink);
  border-color: var(--line-strong);
}

/* —— Scroll-locked proof rail —— */
.proof-rail {
  position: sticky;
  top: var(--header-h);
  z-index: 55;
  background: color-mix(in srgb, var(--ink) 94%, var(--green));
  border-block: 1px solid var(--line-on-dark);
  min-height: var(--rail-h);
  display: flex;
  align-items: center;
}

.proof-rail-inner {
  padding-block: 0.85rem;
}

.proof-rail-line {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: flex-start;
  gap: 0.35rem 0.55rem;
  font-size: clamp(0.8125rem, 2vw, 0.9375rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--paper-dim);
}

html[lang="ar"] .proof-rail-line {
  letter-spacing: 0;
}

.proof-rail-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35em;
  letter-spacing: 0;
  color: var(--paper);
  font-variant-numeric: tabular-nums;
}

.proof-rail-dot {
  color: var(--green-mid);
  opacity: 0.9;
}

/* —— Hook (problem → Diraya fix) — dark/paper, green as accent only —— */
.hook-band {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(2.75rem, 6vw, 4.5rem) 0;
  border-block: 1px solid var(--line-on-dark);
  position: relative;
  overflow: hidden;
}

.hook-band-inner {
  position: relative;
  z-index: 1;
  max-width: 40rem;
  overflow: visible;
  border-inline-start: 3px solid var(--green);
  padding-inline-start: clamp(1rem, 2.5vw, 1.5rem);
}

.hook-problem {
  margin: 0 0 1.25rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(1.15rem, 2.5vw, 1.55rem);
  line-height: 1.5;
  letter-spacing: 0;
  color: var(--paper);
  text-wrap: pretty;
  max-width: 40rem;
  overflow: visible;
}

html[lang="ar"] .hook-problem {
  font-family: var(--font-ar);
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.6;
  font-size: clamp(1.1rem, 2.4vw, 1.45rem);
}

.hook-solution {
  margin: 0 0 1.75rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.55;
  letter-spacing: 0;
  color: var(--paper-dim);
  max-width: 40rem;
}

html[lang="ar"] .hook-solution {
  font-family: var(--font-ar);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.65;
}

.hook-status {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.hook-status li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.85rem;
}

.hook-chip {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
  padding: 0.35rem 0.55rem;
  border: 1px solid transparent;
  white-space: nowrap;
}

html[lang="ar"] .hook-chip {
  font-family: var(--font-ar);
  letter-spacing: 0.02em;
  text-transform: none;
  font-size: 0.75rem;
  font-weight: 600;
}

.hook-chip--live {
  color: var(--paper);
  background: var(--green);
  border-color: var(--green);
}

.hook-chip--next {
  color: var(--paper-dim);
  background: transparent;
  border-color: color-mix(in srgb, var(--paper) 28%, transparent);
}

.hook-status-body {
  font-size: clamp(0.9rem, 1.8vw, 1.05rem);
  font-weight: 500;
  color: var(--paper-dim);
  line-height: 1.5;
}

html[lang="ar"] .hook-status-body {
  font-family: var(--font-ar);
}

/* —— Sections —— */
.section {
  padding: 4rem 0;
  overflow: visible;
  position: relative;
}

@media (min-width: 720px) {
  .section {
    padding: 5.25rem 0;
  }
}

.section--paper {
  background: var(--paper);
  color: var(--ink-soft);
}

.section--paper h2,
.section--paper h3,
.section--paper .how-key,
.section--paper .pair-block--rationale .pair-label {
  color: var(--ink);
}

.section--ink {
  background: var(--ink);
  color: var(--paper);
}

.eyebrow {
  margin: 0 0 0.8rem;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--green);
  text-align: start;
}

html[lang="ar"] .eyebrow {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.8rem;
  font-weight: 600;
}

.eyebrow--on-dark {
  color: color-mix(in srgb, var(--paper) 40%, var(--green-mid));
}

.section h2 {
  margin: 0 0 1.1rem;
  padding-block: 0.14em 0.1em;
  padding-inline-end: 0.06em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.6vw, 2.5rem);
  line-height: 1.22;
  letter-spacing: 0;
  max-width: 22ch;
  overflow-wrap: break-word;
  overflow: visible;
  text-align: start;
  position: relative;
}

html[lang="ar"] .section h2 {
  max-width: 22ch;
}

[data-underline]::after {
  content: "";
  display: block;
  width: min(100%, 8.5rem);
  height: 2px;
  margin-top: 0.85rem;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.8s var(--ease-out) 0.2s;
}

[dir="rtl"] [data-underline]::after {
  transform-origin: right;
}

[data-underline].is-in::after,
.reveal.is-in[data-underline]::after {
  transform: scaleX(1);
}

.section--ink [data-underline]::after {
  background: var(--green-mid);
}

.section-lede {
  margin: 0 0 2.25rem;
  max-width: 40rem;
  color: var(--ink-soft);
  line-height: 1.6;
  text-align: start;
}

html[lang="ar"] .section-lede {
  line-height: 1.75;
  max-width: 40rem;
}

.section-lede strong {
  color: var(--ink);
  font-weight: 700;
}

.section--ink .section-lede {
  color: var(--paper-dim);
}

.section--ink .section-lede strong {
  color: var(--paper);
}

.section-lede--narrow {
  margin-top: var(--space-3);
  margin-bottom: 0;
  max-width: 40rem;
}

/* —— Capabilities (centered stack) —— */
.capabilities {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: min(72vh, 34rem);
  padding-block: 4.5rem;
}

@media (min-width: 720px) {
  .capabilities {
    min-height: min(78vh, 38rem);
    padding-block: 5.5rem;
  }
}

.capabilities-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  text-align: center;
}

.capabilities .eyebrow,
.capabilities h2,
.capabilities .cap-msa,
.capabilities .section-lede {
  text-align: center;
  margin-inline: auto;
}

.capabilities h2 {
  max-width: 22ch;
}

.capabilities [data-underline]::after {
  margin-inline: auto;
}

.cap-msa {
  margin: 0.35rem 0 0;
  max-width: 46ch;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--paper-dim);
}

html[lang="ar"] .cap-msa {
  line-height: 1.75;
  font-size: 1rem;
}

/* —— Capability slider —— */
.cap-slider {
  margin: clamp(1.75rem, 4vh, 2.75rem) 0;
  width: 100%;
  max-width: 42rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.cap-slider-viewport {
  position: relative;
  width: 100%;
  overflow: hidden;
  min-height: clamp(6.75rem, 16vw, 8.5rem);
}

.cap-slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.35rem 0.75rem;
  text-align: center;
  box-sizing: border-box;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(0);
  transition:
    opacity 0.45s var(--ease),
    transform 0.45s var(--ease),
    visibility 0.45s;
}

.cap-slide.is-active {
  position: relative;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0);
  z-index: 1;
}

.cap-slide.is-exit {
  opacity: 0;
  visibility: hidden;
  z-index: 0;
}

.cap-slide.is-animating {
  position: absolute;
}

.cap-slide-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.25rem, 3.4vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: 0;
  color: var(--paper);
  text-align: center;
  max-width: 28ch;
}

.cap-slide-note {
  margin: 0;
  max-width: 36ch;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.45;
  color: rgba(247, 247, 245, 0.82);
}

html[lang="ar"] .cap-slide-note {
  line-height: 1.7;
  font-size: 1rem;
}

.cap-slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
}

.cap-slider-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  color: rgba(247, 247, 245, 0.55);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s var(--ease), transform 0.2s var(--ease);
}

.cap-slider-btn-icon {
  display: block;
  font-weight: 300;
  line-height: 1;
  transform: translateY(-0.04em);
}

.cap-slider-btn:hover,
.cap-slider-btn:focus-visible {
  color: var(--green-mid);
  outline: none;
}

.cap-slider-btn:focus-visible {
  outline: 2px solid var(--green-mid);
  outline-offset: 3px;
}

.cap-slider-btn:active {
  color: var(--paper);
  transform: scale(0.94);
}

[dir="rtl"] .cap-slider-btn-icon {
  transform: translateY(-0.04em) scaleX(-1);
}

.cap-dots {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cap-dot {
  width: 0.5rem;
  height: 0.5rem;
  margin: 0;
  padding: 0;
  border: 1.5px solid rgba(247, 247, 245, 0.4);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition:
    background 0.25s var(--ease),
    border-color 0.25s var(--ease),
    transform 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.cap-dot:hover,
.cap-dot:focus-visible {
  border-color: var(--green-mid);
  background: rgba(42, 107, 82, 0.35);
  outline: none;
}

.cap-dot:focus-visible {
  outline: 2px solid var(--green-mid);
  outline-offset: 3px;
}

.cap-dot.is-active {
  background: var(--green-mid);
  border-color: var(--green-mid);
  box-shadow: 0 0 0 1px rgba(42, 107, 82, 0.35);
  transform: scale(1.2);
}

/* —— Sample carousel —— */
.carousel {
  border-top: 1px solid var(--line-strong);
  padding-top: 1.25rem;
  min-width: 0;
}

.carousel-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1.25rem;
  row-gap: 0.85rem;
}

.carousel-id {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
  text-align: start;
}

html[lang="ar"] .carousel-id {
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-ar);
}

.carousel-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.carousel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  margin: 0;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s var(--ease), transform 0.2s var(--ease);
}

.carousel-btn-icon {
  display: block;
  font-weight: 300;
  line-height: 1;
  transform: translateY(-0.04em);
}

.carousel-btn:hover,
.carousel-btn:focus-visible {
  color: var(--green);
  outline: none;
}

.carousel-btn:focus-visible {
  outline: 2px solid var(--green-mid);
  outline-offset: 3px;
}

.carousel-btn:active {
  color: var(--green-hover);
  transform: scale(0.94);
}

[dir="rtl"] .carousel-btn-icon {
  transform: translateY(-0.04em) scaleX(-1);
}

.carousel-dots {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.carousel-dot {
  width: 0.5rem;
  height: 0.5rem;
  margin: 0;
  padding: 0;
  border: 1.5px solid color-mix(in srgb, var(--ink) 45%, transparent);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition:
    background 0.25s var(--ease),
    border-color 0.25s var(--ease),
    transform 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}

.carousel-dot:hover,
.carousel-dot:focus-visible {
  border-color: var(--green);
  background: color-mix(in srgb, var(--green) 28%, transparent);
  outline: none;
}

.carousel-dot:focus-visible {
  outline: 2px solid var(--green-mid);
  outline-offset: 3px;
}

.carousel-dot.is-active {
  background: var(--green);
  border-color: var(--green);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--green) 28%, transparent);
  transform: scale(1.2);
}

.carousel-stage {
  position: relative;
  min-width: 0;
  min-height: 18rem;
  overflow: hidden;
}

.pair-card {
  min-width: 0;
  opacity: 0;
  transform: translateX(1.25rem);
  transition:
    opacity 0.45s var(--ease-out),
    transform 0.45s var(--ease-out);
  pointer-events: none;
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 100%;
  visibility: hidden;
}

[dir="rtl"] .pair-card {
  transform: translateX(-1.25rem);
}

.pair-card.is-active {
  position: relative;
  opacity: 1;
  transform: none;
  pointer-events: auto;
  visibility: visible;
}

.pair-card.is-exit {
  position: absolute;
  opacity: 0;
  transform: translateX(-0.85rem);
  visibility: visible;
  pointer-events: none;
}

[dir="rtl"] .pair-card.is-exit {
  transform: translateX(0.85rem);
}

.pair-card[hidden] {
  display: none !important;
}

.pair-card.is-animating {
  display: block !important;
}

.pair-block {
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  min-width: 0;
}

.pair-label {
  display: block;
  margin-bottom: 0.55rem;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: start;
}

html[lang="ar"] .pair-label {
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-ar);
  font-size: 0.8rem;
}

.pair-tag {
  display: inline-block;
  margin: -0.25rem 0 0.55rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--muted);
  text-align: start;
}

.pair-tag[hidden] {
  display: none !important;
}

.pair-block p {
  margin: 0;
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.pair-cols {
  display: grid;
  gap: 0;
}

@media (min-width: 760px) {
  .pair-cols {
    grid-template-columns: 1fr 1fr;
    gap: 0 2rem;
  }
  .pair-cols .pair-block {
    border-bottom: 0;
    padding-top: 1.35rem;
  }
  .pair-block--reject {
    border-inline-end: 1px solid var(--line);
    padding-inline-end: 1.5rem;
  }
}

.pair-block--reject .pair-label {
  color: var(--muted);
}

.pair-block--chosen {
  border-inline-start: 3px solid var(--green);
  padding-inline-start: 1rem;
}

@media (min-width: 760px) {
  .pair-block--chosen {
    border-inline-start: 3px solid var(--green);
    padding-inline-start: 1.25rem;
  }
}

.pair-block--chosen .pair-label {
  color: var(--green);
}

.pair-block--rationale {
  border-bottom: 0;
  padding-top: 1.25rem;
  margin-top: 0.25rem;
  border-top: 1px dashed var(--line);
}

.pair-block--rationale .pair-label {
  color: var(--ink, #141414);
}

.pair-rationale-text {
  margin: 0;
  font-size: clamp(0.875rem, 1.8vw, 0.975rem);
  line-height: 1.7;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.pair-impact {
  margin: 1rem 0 0;
  padding: 0.9rem 1rem 1rem;
  border: 1px solid var(--line-strong, var(--line));
  border-inline-start: 3px solid var(--green);
  background: rgba(30, 77, 59, 0.06);
}

.pair-impact-label {
  display: block;
  margin-bottom: 0.55rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--green);
}

html[lang="ar"] .pair-impact-label {
  font-family: var(--font-ar, inherit);
  letter-spacing: 0.02em;
  text-transform: none;
}

.pair-impact-en,
.pair-impact-ar {
  margin: 0;
  font-size: clamp(0.8125rem, 1.6vw, 0.9rem);
  line-height: 1.55;
  color: var(--ink-soft, #3a3a38);
  overflow-wrap: anywhere;
}

.pair-impact-ar {
  font-family: var(--font-ar, inherit);
}

.sample-honesty {
  margin: 0 0 1.25rem;
  font-size: 0.9rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--muted);
}

html[lang="ar"] .sample-honesty {
  font-family: var(--font-ar, inherit);
}

/* —— Pack row JSON preview —— */
.json-preview {
  margin: 2.25rem 0 0;
  padding: 1.5rem 0 0;
  border-top: 1px solid var(--line-strong);
}

.json-preview-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 0.85rem;
}

.json-preview-label {
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
}

html[lang="ar"] .json-preview-label {
  font-family: var(--font-ar);
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.8rem;
}

.json-preview-meta {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.json-preview-note {
  margin: 0 0 0.85rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--muted);
  max-width: 40rem;
}

html[lang="ar"] .json-preview-note {
  font-family: var(--font-ar);
}

.sample-download {
  margin: 0 0 1rem;
}

.sample-download .btn {
  font-size: 0.875rem;
  padding: 0.75rem 1.15rem;
}

.json-block {
  margin: 0;
  padding: 1.15rem 1.2rem;
  background: var(--ink);
  color: var(--paper-dim);
  border: 1px solid var(--ink);
  border-inline-start: 3px solid var(--green);
  overflow-x: auto;
  max-height: 28rem;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.json-block code {
  font-family: inherit;
  white-space: pre;
  display: block;
  min-width: min-content;
}

.json-block .tok-punct {
  color: rgba(247, 247, 245, 0.45);
}

.json-block .tok-key {
  color: color-mix(in srgb, var(--paper) 78%, var(--green-mid));
}

.json-block .tok-str {
  color: #c8e0d4;
}

.json-block .tok-str[lang="ar"] {
  font-family: var(--font-ar), var(--font-mono);
}

.json-block .tok-trunc {
  color: #e8c96a;
  font-weight: 600;
}

.sample-scroll {
  max-height: 14rem;
  overflow-y: auto;
  white-space: pre-wrap;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
}

.pair-block--rationale .sample-scroll {
  max-height: 16rem;
}

html[lang="en"] [data-lang-only="ar"],
html[lang="ar"] [data-lang-only="en"] {
  display: none !important;
}

/* —— How a pack row is built —— */
.how-steps {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1fr 1fr;
}

@media (min-width: 760px) {
  .how-steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }
}

.how-steps li {
  min-width: 0;
  padding: 0.85rem 0 0;
  border-top: 1px solid var(--line-strong, var(--line));
}

.how-key {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink, #141414);
}

html[lang="ar"] .how-key {
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-ar);
  font-size: 0.8rem;
}

.how-steps li > span:last-child {
  display: block;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--muted);
}

/* —— Product pillars (What we deliver) —— */
.deliver .section-lede {
  max-width: 40rem;
  margin-bottom: 2.25rem;
}

.pillars {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.pillars li {
  padding: 1.65rem 0;
  border-bottom: 1px solid var(--line);
  min-width: 0;
  text-align: start;
}

.pillar-index {
  display: block;
  margin-bottom: 0.65rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--green);
}

html[lang="ar"] .pillar-index {
  font-family: var(--font-body);
  letter-spacing: 0.06em;
}

.pillar-status {
  display: block;
  margin-bottom: 0.55rem;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

html[lang="ar"] .pillar-status {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.8rem;
  font-weight: 600;
}

.pillars h3 {
  margin: 0 0 0.55rem;
  padding-inline-end: 0.04em;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.3;
  overflow: visible;
}

.pillars p {
  margin: 0;
  max-width: 38ch;
  color: var(--muted);
  font-size: 0.9875rem;
  line-height: 1.6;
}

html[lang="ar"] .pillars p {
  line-height: 1.7;
  max-width: 36ch;
}

.pillars .pillar-format {
  margin-top: 0.65rem;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.pillar {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.65s var(--ease-out),
    transform 0.65s var(--ease-out);
}

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

.pillar:nth-child(2) { transition-delay: 0.08s; }
.pillar:nth-child(3) { transition-delay: 0.16s; }
.pillar:nth-child(4) { transition-delay: 0.24s; }

@media (min-width: 800px) {
  .pillars {
    grid-template-columns: repeat(2, 1fr);
    border-top: 0;
    column-gap: 0;
    row-gap: 0;
  }

  .pillars li {
    padding: 1.85rem 1.75rem 1.85rem 0;
    border-bottom: 1px solid var(--line);
  }

  .pillars li:nth-child(odd) {
    padding-inline-end: 1.75rem;
    border-inline-end: 1px solid var(--line);
  }

  .pillars li:nth-child(even) {
    padding-inline-start: 1.75rem;
    padding-inline-end: 0;
  }

  .pillars li:nth-child(1),
  .pillars li:nth-child(2) {
    border-top: 1px solid var(--line-strong);
  }
}

/* —— Three proof tiles —— */
.tiles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.tiles li {
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
  min-width: 0;
  text-align: start;
  transition: background 0.3s var(--ease), padding-inline-start 0.35s var(--ease);
}

.tiles li:hover {
  padding-inline-start: 0.35rem;
}

.section--ink .tiles {
  border-top-color: var(--line-on-dark);
}

.section--ink .tiles li {
  border-bottom-color: var(--line-on-dark);
}

@media (min-width: 800px) {
  .section--ink .tiles li {
    border-inline-end-color: var(--line-on-dark);
  }
}

.section--ink .tiles h3 {
  color: var(--paper);
}

.tile-key {
  display: block;
  margin-bottom: 0.55rem;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
}

.section--ink .tile-key {
  color: var(--green-mid);
}

html[lang="ar"] .tile-key {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.8rem;
}

.tiles h3 {
  margin: 0 0 0.55rem;
  padding-inline-end: 0.04em;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.3vw, 1.3rem);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.25;
  overflow: visible;
}

.tiles p {
  margin: 0;
  max-width: 36ch;
  color: var(--paper-dim);
  font-size: 0.9875rem;
  line-height: 1.6;
}

html[lang="ar"] .tiles p {
  line-height: 1.7;
  max-width: 34ch;
}

@media (min-width: 800px) {
  .tiles {
    grid-template-columns: repeat(3, 1fr);
    border-top: 0;
    gap: 0;
  }
  .tiles li {
    padding: 0;
    padding-inline-end: 1.75rem;
    border-bottom: 0;
    border-inline-end: 1px solid var(--line);
  }
  .tiles li:hover {
    padding-inline-start: 0;
    padding-inline-end: 1.5rem;
  }
  .tiles li:last-child {
    border-inline-end: 0;
    padding-inline-end: 0;
  }
}

.tile {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.65s var(--ease-out),
    transform 0.65s var(--ease-out),
    background 0.3s var(--ease),
    padding 0.35s var(--ease);
}

.tile.is-in {
  opacity: 1;
  transform: none;
}

.tile:nth-child(2) { transition-delay: 0.1s; }
.tile:nth-child(3) { transition-delay: 0.2s; }

/* —— Roadmap —— */
.roadmap {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.roadmap li {
  padding: 1.45rem 0;
  border-bottom: 1px solid var(--line);
  min-width: 0;
  text-align: start;
  transition: border-color 0.3s var(--ease), transform 0.35s var(--ease);
}

.roadmap li:hover {
  border-bottom-color: color-mix(in srgb, var(--green) 35%, var(--line));
  transform: translateX(4px);
}

[dir="rtl"] .roadmap li:hover {
  transform: translateX(-4px);
}

.badge {
  display: inline-block;
  margin-bottom: 0.55rem;
  padding: 0.2rem 0.5rem;
  font-size: 0.625rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid color-mix(in srgb, var(--green) 40%, transparent);
}

html[lang="ar"] .badge {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.75rem;
  font-family: var(--font-ar);
}

.lang-pill {
  display: inline-block;
  margin: 0 0 0.55rem;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-bottom: 1px solid color-mix(in srgb, var(--green) 45%, transparent);
  padding-bottom: 0.15rem;
}

html[lang="ar"] .lang-pill {
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.8rem;
}

.roadmap h3 {
  margin: 0 0 0.35rem;
  padding-inline-end: 0.04em;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.4vw, 1.2rem);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.25;
  overflow: visible;
}

.roadmap p:not(.lang-pill) {
  margin: 0;
  max-width: 44ch;
  color: var(--muted);
  font-size: 0.9875rem;
  line-height: 1.6;
}

html[lang="ar"] .roadmap p:not(.lang-pill) {
  line-height: 1.7;
}

.roadmap-item {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.6s var(--ease-out),
    transform 0.6s var(--ease-out),
    border-color 0.3s var(--ease);
}

.roadmap-item.is-in {
  opacity: 1;
  transform: none;
}

.roadmap-item:nth-child(2) { transition-delay: 0.08s; }
.roadmap-item:nth-child(3) { transition-delay: 0.16s; }
.roadmap-item:nth-child(4) { transition-delay: 0.24s; }

.roadmap-item.is-in:hover {
  transform: translateX(4px);
}

[dir="rtl"] .roadmap-item.is-in:hover {
  transform: translateX(-4px);
}

@media (min-width: 720px) {
  .roadmap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 2.5rem;
  }
}

/* —— Footer / dark CTA —— */
.footer {
  background: var(--ink);
  color: var(--paper);
}

.footer-cta {
  padding-block: 4.5rem 3.5rem;
  border-bottom: 1px solid var(--line-on-dark);
}

.footer-cta h2 {
  margin: 0 0 var(--space-1);
  padding-block: 0.16em 0.12em;
  padding-inline-end: 0.06em;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.8vw, 2.65rem);
  line-height: 1.22;
  letter-spacing: 0;
  max-width: 16ch;
  color: var(--paper);
  text-align: start;
  overflow: visible;
}

html[lang="ar"] .footer-cta h2 {
  max-width: 16ch;
}

.footer-lede {
  margin: 0 0 0.85rem;
  max-width: 42ch;
  color: var(--paper-dim);
  line-height: 1.6;
  text-align: start;
}

html[lang="ar"] .footer-lede {
  line-height: 1.8;
}

.footer-cta .btn {
  word-break: break-word;
  max-width: 100%;
}

.footer-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-2);
  padding-block: var(--space-3) 2.25rem;
  text-align: start;
}

.footer-brand img {
  width: clamp(6.25rem, 22vw, 7.75rem);
  margin-bottom: 0.75rem;
}

.footer-tag {
  margin: 0;
  color: rgba(247, 247, 245, 0.42);
  font-size: 0.95rem;
  max-width: 32ch;
  text-align: start;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.8125rem;
  color: rgba(247, 247, 245, 0.38);
  text-align: start;
}

@media (min-width: 640px) {
  .footer-meta {
    align-items: flex-end;
    text-align: end;
  }
}

/* —— Reveal —— */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.8s var(--ease-out),
    transform 0.8s var(--ease-out);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }
.delay-5 { transition-delay: 0.4s; }

:focus-visible {
  outline: 2px solid var(--green-mid);
  outline-offset: 3px;
}

html.lenis,
html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.section,
.carousel,
.pair-card {
  max-width: 100%;
  overflow-x: clip;
}

.hero {
  max-width: 100%;
}

/* —— Mobile polish (~375–390px first; desktop unchanged above 760) —— */
@media (max-width: 760px) {
  :root {
    --shell-pad: clamp(1.1rem, 4.8vw, 1.5rem);
    --header-h: 3.85rem;
    --rail-h: auto;
    --sticky-offset: calc(var(--header-h) + 4.75rem);
  }

  body {
    font-size: 1rem;
  }

  /* Header: logo + lang + menu without crowding */
  .header-inner {
    min-height: var(--header-h);
    padding-block: 0.45rem;
    gap: 0.65rem;
  }

  .mark img {
    width: clamp(5.25rem, 28vw, 6.25rem);
  }

  .header-tools {
    gap: 0.45rem 0.65rem;
  }

  .lang-switch {
    gap: 0.15rem;
    font-size: 0.7rem;
  }

  .lang-btn {
    min-width: var(--tap);
    min-height: var(--tap);
    padding: 0.55rem 0.45rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .lang-btn[data-set-lang="ar"] {
    font-size: 0.8rem;
  }

  .nav-toggle {
    width: var(--tap);
    height: var(--tap);
  }

  .mobile-nav {
    padding-block: 0.35rem 1rem;
    max-height: min(75dvh, 32rem);
  }

  .mobile-nav a {
    min-height: var(--tap);
    display: flex;
    align-items: center;
    padding-block: 0.85rem;
    font-size: 1rem;
  }

  .mobile-nav a:last-child {
    margin-top: 0.35rem;
    justify-content: center;
    background: var(--green);
    border: 1px solid var(--green);
    border-bottom: 0;
    color: var(--paper) !important;
    font-weight: 700;
    padding-inline: 1rem;
  }

  .mobile-nav a:last-child:hover {
    padding-inline-start: 1rem;
    background: var(--green-hover);
  }

  /* Hero: slim dual bars, breathe, CTAs stack full-width */
  .hero {
    min-height: unset;
    align-items: flex-end;
  }

  .hero-shell {
    padding-block: calc(var(--header-h) + 1.75rem) 2.75rem;
  }

  .hero-layout {
    flex-direction: row;
    gap: 0.85rem;
    max-width: 100%;
  }

  .hero-mark {
    width: 1.65rem;
    gap: 0.4rem;
    opacity: 0.8;
  }

  .hero-mark-bar--wide {
    flex-basis: 1.05rem;
    width: 1.05rem;
  }

  .hero-mark-bar--accent {
    flex-basis: 0.35rem;
    width: 0.35rem;
  }

  .hero-title {
    font-size: clamp(1.7rem, 7.2vw, 2.15rem);
    line-height: 1.2;
    max-width: none;
    padding-inline: 0;
  }

  html[lang="ar"] .hero-title {
    max-width: none;
    font-size: clamp(1.65rem, 6.8vw, 2.05rem);
    line-height: 1.35;
  }

  .hero-support {
    font-size: 1.05rem;
    max-width: none;
    margin-bottom: 1.5rem;
  }

  html[lang="ar"] .hero-support {
    max-width: none;
    line-height: 1.6;
  }

  .draw-line {
    width: min(100%, 8.5rem);
  }

  .cta-group {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
    width: 100%;
  }

  .cta-group .btn {
    width: 100%;
    min-height: var(--tap);
    padding-block: 0.95rem;
  }

  .cta-note {
    max-width: none;
    font-size: 0.8rem;
  }

  html[lang="ar"] .cta-note {
    max-width: none;
  }

  /* Proof rail: allow wrap, readable Arabic */
  .proof-rail {
    top: var(--header-h);
  }

  .proof-rail-inner {
    padding-block: 0.7rem;
  }

  .proof-rail-line {
    font-size: 0.8125rem;
    line-height: 1.45;
    gap: 0.25rem 0.45rem;
    letter-spacing: 0;
  }

  html[lang="ar"] .proof-rail-line {
    font-size: 0.85rem;
    line-height: 1.55;
  }

  .proof-rail-num {
    font-size: 1.25em;
  }

  /* Hook chips: wrap cleanly, no nowrap overflow */
  .hook-band {
    padding: 2.25rem 0;
  }

  .hook-band-inner {
    max-width: none;
    padding-inline-start: 0.9rem;
  }

  .hook-problem {
    font-size: clamp(1.1rem, 4.6vw, 1.35rem);
    max-width: none;
  }

  html[lang="ar"] .hook-problem {
    font-size: clamp(1.05rem, 4.4vw, 1.3rem);
    line-height: 1.65;
  }

  .hook-solution {
    font-size: 0.975rem;
    max-width: none;
    margin-bottom: 1.35rem;
  }

  html[lang="ar"] .hook-solution {
    line-height: 1.7;
  }

  .hook-status li {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .hook-chip {
    white-space: normal;
    max-width: 100%;
    padding: 0.4rem 0.55rem;
    font-size: 0.6875rem;
  }

  html[lang="ar"] .hook-chip {
    font-size: 0.78rem;
    line-height: 1.35;
  }

  .hook-status-body {
    font-size: 0.925rem;
    overflow-wrap: anywhere;
  }

  /* Sections */
  .section {
    padding: 3.25rem 0;
  }

  .section h2 {
    font-size: clamp(1.45rem, 6.2vw, 1.85rem);
    max-width: none;
  }

  html[lang="ar"] .section h2 {
    max-width: none;
    line-height: 1.35;
  }

  .section-lede {
    margin-bottom: 1.75rem;
    font-size: 0.9875rem;
  }

  html[lang="ar"] .section-lede {
    line-height: 1.75;
  }

  /* Capabilities slider: taller viewport + bigger controls */
  .capabilities {
    min-height: unset;
    padding-block: 3.25rem;
  }

  .cap-msa {
    font-size: 0.925rem;
    max-width: none;
  }

  .cap-slider {
    margin: 1.5rem 0;
    gap: 1rem;
    touch-action: pan-y;
  }

  .cap-slider-viewport {
    min-height: 7.5rem;
    width: 100%;
    max-width: 100%;
  }

  .cap-slide {
    padding: 0.25rem 0;
    max-width: 100%;
  }

  .cap-slide-title {
    font-size: clamp(1.15rem, 5.2vw, 1.55rem);
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  html[lang="ar"] .cap-slide-title {
    line-height: 1.4;
  }

  .cap-slide-note {
    font-size: 0.9rem;
    max-width: 100%;
    overflow-wrap: anywhere;
  }

  .cap-slider-controls {
    gap: 0.65rem;
    width: 100%;
    max-width: 18rem;
    justify-content: space-between;
  }

  .cap-slider-btn {
    width: var(--tap);
    height: var(--tap);
    font-size: 1.6rem;
    color: rgba(247, 247, 245, 0.7);
  }

  .cap-dot {
    width: 0.65rem;
    height: 0.65rem;
    /* expand hit area without growing visual */
    position: relative;
  }

  .cap-dot::before {
    content: "";
    position: absolute;
    inset: -0.65rem;
  }

  .cap-dots {
    gap: 0.65rem;
  }

  /* How-steps: single column when Arabic labels get long */
  .how-steps {
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
  }

  html[lang="ar"] .how-steps {
    grid-template-columns: 1fr;
  }

  .how-steps li > span:last-child {
    font-size: 0.85rem;
  }

  /* Sample carousel */
  .carousel {
    touch-action: pan-y;
  }

  .carousel-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
  }

  .carousel-id {
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    overflow-wrap: anywhere;
  }

  html[lang="ar"] .carousel-id {
    font-size: 0.8rem;
  }

  .carousel-controls {
    width: 100%;
    justify-content: space-between;
    max-width: 16rem;
    margin-inline: auto;
  }

  .carousel-btn {
    width: var(--tap);
    height: var(--tap);
    font-size: 1.6rem;
  }

  .carousel-dot {
    width: 0.65rem;
    height: 0.65rem;
    position: relative;
  }

  .carousel-dot::before {
    content: "";
    position: absolute;
    inset: -0.65rem;
  }

  .carousel-dots {
    gap: 0.65rem;
  }

  .carousel-stage {
    min-height: 12rem;
  }

  .pair-block {
    padding: 1rem 0;
  }

  .pair-block p,
  .pair-rationale-text {
    font-size: 0.95rem;
    line-height: 1.8;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .pair-block--chosen {
    padding-inline-start: 0.85rem;
  }

  .pair-impact {
    padding: 0.8rem 0.85rem 0.9rem;
  }

  .pair-impact-en,
  .pair-impact-ar {
    font-size: 0.85rem;
    line-height: 1.6;
  }

  .sample-scroll {
    max-height: 12rem;
    -webkit-overflow-scrolling: touch;
  }

  .pair-block--rationale .sample-scroll {
    max-height: 14rem;
  }

  /* JSON preview + download CTA */
  .json-preview {
    margin-top: 1.75rem;
    padding-top: 1.25rem;
  }

  .json-preview-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
  }

  .json-preview-meta {
    font-size: 0.7rem;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .sample-download .btn {
    width: 100%;
    min-height: var(--tap);
    justify-content: center;
    font-size: 0.9rem;
    padding: 0.9rem 1.1rem;
  }

  .json-block {
    padding: 0.95rem 0.85rem;
    font-size: 0.7rem;
    max-height: 20rem;
    -webkit-overflow-scrolling: touch;
  }

  .json-block code {
    white-space: pre-wrap;
    word-break: break-word;
    overflow-wrap: anywhere;
  }

  /* Pillars / tiles / roadmap */
  .pillars li {
    padding: 1.35rem 0;
  }

  .pillars p,
  .tiles p,
  .roadmap p:not(.lang-pill) {
    max-width: none;
    font-size: 0.95rem;
  }

  html[lang="ar"] .pillars p,
  html[lang="ar"] .tiles p {
    max-width: none;
  }

  .tiles li:hover,
  .roadmap li:hover,
  .roadmap-item.is-in:hover {
    padding-inline-start: 0;
    transform: none;
  }

  /* Footer */
  .footer-cta {
    padding-block: 3.25rem 2.75rem;
  }

  .footer-cta h2 {
    font-size: clamp(1.55rem, 6.5vw, 2rem);
    max-width: none;
  }

  html[lang="ar"] .footer-cta h2 {
    max-width: none;
  }

  .footer-lede {
    max-width: none;
    font-size: 0.975rem;
  }

  .footer .cta-note {
    max-width: none;
  }

  .contact-pending {
    max-width: none;
    font-size: 0.8rem;
  }

  html[lang="ar"] .contact-pending {
    max-width: none;
  }

  .footer-cta .btn {
    display: flex;
    width: 100%;
    min-height: var(--tap);
  }

  .footer-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    padding-block: 1.75rem 2rem;
  }

  .footer-brand img {
    width: clamp(5.5rem, 32vw, 6.75rem);
  }

  .footer-tag {
    font-size: 0.875rem;
    max-width: none;
    line-height: 1.5;
  }

  .footer-meta {
    font-size: 0.75rem;
  }
}

/* Extra-narrow phones (~320–360) */
@media (max-width: 380px) {
  :root {
    --shell-pad: 1rem;
  }

  .hero-mark {
    width: 1.35rem;
    gap: 0.3rem;
  }

  .hero-mark-bar--wide {
    flex-basis: 0.9rem;
    width: 0.9rem;
  }

  .hero-mark-bar--accent {
    flex-basis: 0.28rem;
    width: 0.28rem;
  }

  .hero-title {
    font-size: 1.6rem;
  }

  html[lang="ar"] .hero-title {
    font-size: 1.55rem;
  }

  .how-steps {
    grid-template-columns: 1fr;
  }
}