/* ==========================================================================
   صَوْن · Sawn — landing page
   Arabic-first, RTL. Tokens follow CONTRACT.md DESIGN SYSTEM v2.
   No inline styles, no external libraries. Motion gated by prefers-reduced-motion.
   ========================================================================== */

/* ---------- 1. Tokens ---------------------------------------------------- */
:root {
  --sawn-teal-900: #06343A;
  --sawn-teal-700: #0E5C63;
  --sawn-teal-500: #178A93;
  --sawn-teal-300: #5FC2CB;
  --sawn-gold-600: #A97B18;
  --sawn-gold-400: #E4BE4A;
  --sawn-paper:    #F6F4EE;
  --sawn-ink:      #15222A;
  --sawn-night:    #0B1518;
  --sawn-coral:    #E2614B;
  --sawn-moss:     #3E9B86;

  /* Fonts: local fallbacks; type.css (Agent I) may redefine the same names. */
  --font-ar-display: "Alexandria", "Vazirmatn", "Noto Kufi Arabic", system-ui, sans-serif;
  --font-ar-text:    "Vazirmatn", "Noto Naskh Arabic", "Segoe UI", system-ui, sans-serif;
  --font-latin:      "Manrope", "Inter", system-ui, -apple-system, sans-serif;
  --font-mono:       "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  /* Semantic (light) */
  --bg:       var(--sawn-paper);
  --bg-2:     #FFFFFF;
  --bg-3:     #ECE9E0;
  --ink:      var(--sawn-ink);
  --ink-2:    #46565F;
  --ink-3:    #6C7B83;
  --line:     rgba(21, 34, 42, .12);
  --line-2:   rgba(21, 34, 42, .22);
  --accent:   var(--sawn-teal-700);
  --accent-2: var(--sawn-teal-500);
  --accent-soft: rgba(23, 138, 147, .12);
  --gold:     var(--sawn-gold-600);
  --danger:   #B8432E;
  --danger-soft: rgba(226, 97, 75, .14);
  --success:  #2E7F6D;
  --shadow:   0 1px 2px rgba(21, 34, 42, .06), 0 12px 32px -12px rgba(6, 52, 58, .18);
  --nav-bg:   rgba(246, 244, 238, .72);

  /* Vault (always dark) */
  --v-bg:     #0A1A1E;
  --v-bg-2:   #0F2429;
  --v-line:   rgba(95, 194, 203, .16);
  --v-ink:    #DCE9EA;
  --v-ink-2:  #8FA7AB;
  --v-accent: var(--sawn-teal-300);
  --v-gold:   var(--sawn-gold-400);

  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;

  --fs-body: clamp(1rem, .95rem + .25vw, 1.0625rem);
  --lh-ar:   1.85;
  --lh-en:   1.6;
  --lh-display: 1.2;

  --wrap: 1180px;
  --gutter: clamp(16px, 4vw, 40px);
  --section-y: clamp(72px, 10vw, 140px);

  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:       var(--sawn-night);
    --bg-2:     #10201F;
    --bg-3:     #152A2E;
    --ink:      #E7EEEE;
    --ink-2:    #AEBDBF;
    --ink-3:    #839499;
    --line:     rgba(231, 238, 238, .11);
    --line-2:   rgba(231, 238, 238, .22);
    --accent:   var(--sawn-teal-300);
    --accent-2: #2CA3AC;
    --accent-soft: rgba(95, 194, 203, .12);
    --gold:     var(--sawn-gold-400);
    --danger:   var(--sawn-coral);
    --danger-soft: rgba(226, 97, 75, .18);
    --success:  var(--sawn-moss);
    --shadow:   0 1px 2px rgba(0, 0, 0, .3), 0 18px 40px -16px rgba(0, 0, 0, .6);
    --nav-bg:   rgba(11, 21, 24, .66);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg:       var(--sawn-night);
  --bg-2:     #10201F;
  --bg-3:     #152A2E;
  --ink:      #E7EEEE;
  --ink-2:    #AEBDBF;
  --ink-3:    #839499;
  --line:     rgba(231, 238, 238, .11);
  --line-2:   rgba(231, 238, 238, .22);
  --accent:   var(--sawn-teal-300);
  --accent-2: #2CA3AC;
  --accent-soft: rgba(95, 194, 203, .12);
  --gold:     var(--sawn-gold-400);
  --danger:   var(--sawn-coral);
  --danger-soft: rgba(226, 97, 75, .18);
  --success:  var(--sawn-moss);
  --shadow:   0 1px 2px rgba(0, 0, 0, .3), 0 18px 40px -16px rgba(0, 0, 0, .6);
  --nav-bg:   rgba(11, 21, 24, .66);
  color-scheme: dark;
}

/* ---------- 2. Base ------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body.landing {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ar-text);
  font-size: var(--fs-body);
  line-height: var(--lh-ar);
  letter-spacing: 0;
  font-feature-settings: "kern", "liga", "calt";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  transition: background-color .4s var(--ease-out), color .4s var(--ease-out);
}

[lang="en"], [dir="ltr"] {
  font-family: var(--font-latin);
  line-height: var(--lh-en);
  letter-spacing: -0.005em;
}
code, pre, kbd, .mono { font-family: var(--font-mono); }

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-ar-display);
  font-weight: 700;
  line-height: var(--lh-display);
  letter-spacing: 0;
  text-wrap: balance;
  /* room for harakat above/below (Alexandria sits tight) */
  padding-block: .08em;
  overflow: visible;
}
[lang="en"] h1, [lang="en"] h2, [lang="en"] h3, h1[lang="en"], h2[lang="en"], h3[lang="en"] {
  font-family: var(--font-latin);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
}
p { margin: 0; text-wrap: pretty; }
strong { font-weight: 600; }
a { color: inherit; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; list-style: none; }
dl, dt, dd { margin: 0; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
::selection { background: var(--accent-soft); color: var(--ink); }

.wrap {
  width: min(var(--wrap), 100% - 2 * var(--gutter));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  inset-inline-start: 12px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-s);
  transform: translateY(-200%);
  transition: transform .2s;
  text-decoration: none;
}
.skip-link:focus-visible { transform: none; }

/* numerals: consistent tabular Western digits inside Latin spans */
[lang="en"] strong, .bars__val, .compare__ratio, .band__item strong, .vault__meta dd {
  font-variant-numeric: tabular-nums lining-nums;
}

/* ---------- 3. Buttons --------------------------------------------------- */
.btn {
  --btn-bg: var(--accent);
  --btn-ink: #fff;
  --btn-line: transparent;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5em;
  padding: .78em 1.5em;
  border: 1px solid var(--btn-line);
  border-radius: 999px;
  background: var(--btn-bg);
  color: var(--btn-ink);
  font-family: var(--font-ar-text);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: transform .35s var(--ease-out), background-color .25s, color .25s, border-color .25s, box-shadow .35s;
  will-change: transform;
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(120px 60px at var(--mx, 50%) var(--my, 50%), rgba(255, 255, 255, .28), transparent 70%);
  opacity: 0;
  transition: opacity .3s;
  pointer-events: none;
}
.btn:hover::after, .btn:focus-visible::after { opacity: 1; }
.btn:active { transform: scale(.97); }
.btn--sm { padding: .55em 1.1em; font-size: .92rem; }
.btn--lg { padding: .9em 1.9em; font-size: 1.05rem; }
.btn--solid:hover { box-shadow: 0 10px 28px -10px color-mix(in srgb, var(--accent) 70%, transparent); }
.btn--light { --btn-bg: #F6F4EE; --btn-ink: var(--sawn-teal-900); }
.btn--light:hover { box-shadow: 0 12px 30px -10px rgba(246, 244, 238, .45); }
.btn--outline { --btn-bg: transparent; --btn-ink: #E9F3F4; --btn-line: rgba(233, 243, 244, .35); }
.btn--outline:hover { --btn-line: rgba(233, 243, 244, .75); }
[lang="en"] .btn { font-family: var(--font-latin); font-weight: 700; }

/* ---------- 4. Nav ------------------------------------------------------- */
.nav-sentinel { position: absolute; top: 0; height: 72px; width: 1px; pointer-events: none; }

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  padding-block: 14px;
  transition: padding .35s var(--ease-out), background-color .35s, box-shadow .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  padding-block: 8px;
  background: var(--nav-bg);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
  box-shadow: 0 8px 30px -18px rgba(0, 0, 0, .35);
}
/* The nav floats over the dark hero at the top: use light text there. */
.nav:not(.is-scrolled) { color: #EAF2F3; }
.nav:not(.is-scrolled) .nav__logo--light { display: none; }
.nav:not(.is-scrolled) .nav__logo--dark { display: block; }

.nav__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 28px);
}
.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-inline-end: auto;
}
.nav__logo { height: 38px; width: auto; }
.nav__logo--dark { display: none; }
:root[data-theme="dark"] .nav.is-scrolled .nav__logo--light { display: none; }
:root[data-theme="dark"] .nav.is-scrolled .nav__logo--dark { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .nav.is-scrolled .nav__logo--light { display: none; }
  :root:not([data-theme="light"]) .nav.is-scrolled .nav__logo--dark { display: block; }
}
.nw { white-space: nowrap; }
.nav__name {
  font-family: var(--font-ar-display);
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.5;
  padding-block: .1em;
}
.nav__links {
  display: flex;
  gap: clamp(14px, 2vw, 26px);
  font-size: .95rem;
  font-weight: 500;
}
.nav__links a {
  position: relative;
  text-decoration: none;
  opacity: .85;
  padding-block: 4px;
  transition: opacity .2s;
}
.nav__links a::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: 100% 50%;
  transition: transform .35s var(--ease-out);
}
html[dir="ltr"] .nav__links a::after { transform-origin: 0 50%; }
.nav__links a:hover { opacity: 1; }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__actions { display: flex; align-items: center; gap: 10px; }

.theme-toggle {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, currentColor 22%, transparent);
  background: transparent;
  transition: background-color .25s, border-color .25s, transform .35s var(--ease-out);
}
.theme-toggle:hover { background: color-mix(in srgb, currentColor 10%, transparent); transform: rotate(-12deg); }
.theme-toggle__icon { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; }
.theme-toggle__moon { fill: currentColor; stroke: none; transform-origin: 50% 50%; transition: transform .5s var(--ease-out), opacity .3s; }
.theme-toggle__sun, .theme-toggle__rays { transform-origin: 50% 50%; transition: transform .5s var(--ease-out), opacity .3s; }
.theme-toggle[aria-pressed="false"] .theme-toggle__moon { opacity: 0; transform: rotate(-60deg) scale(.6); }
.theme-toggle[aria-pressed="true"] .theme-toggle__sun,
.theme-toggle[aria-pressed="true"] .theme-toggle__rays { opacity: 0; transform: rotate(60deg) scale(.6); }

.lang-toggle {
  display: inline-grid;
  place-items: center;
  min-width: 40px;
  height: 40px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, currentColor 22%, transparent);
  background: transparent;
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: .85rem;
  letter-spacing: .04em;
  transition: background-color .25s, border-color .25s;
}
.lang-toggle:hover { background: color-mix(in srgb, currentColor 10%, transparent); }
html[lang="ar"] .lang-toggle__label { font-family: var(--font-latin); }
html[lang="en"] .lang-toggle__label { font-family: "Alexandria", "Vazirmatn", system-ui, sans-serif; font-size: 1.05rem; letter-spacing: 0; padding-block: .15em; }
.lang-toggle--text {
  height: auto;
  min-width: 0;
  padding: 4px 12px;
  font-size: .9rem;
  letter-spacing: 0;
  color: var(--accent);
  border-color: var(--line-2);
}
html[lang="ar"] .lang-toggle--text { font-family: var(--font-latin); font-weight: 600; }
html[lang="en"] .lang-toggle--text { font-family: "Vazirmatn", system-ui, sans-serif; font-weight: 600; }
.footer__actions { display: flex; align-items: center; gap: 14px; }

@media (max-width: 860px) {
  .nav__links { display: none; }
}

/* ---------- 5. Hero ------------------------------------------------------ */
.hero {
  position: relative;
  isolation: isolate;
  margin-top: -68px;            /* slide under the sticky nav */
  padding-top: calc(68px + clamp(56px, 8vw, 110px));
  padding-bottom: clamp(64px, 9vw, 120px);
  background:
    linear-gradient(180deg, rgba(6, 52, 58, 0) 70%, var(--bg) 100%),
    radial-gradient(1200px 600px at 85% -10%, rgba(23, 138, 147, .35), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(228, 190, 74, .14), transparent 60%),
    linear-gradient(160deg, var(--sawn-teal-900) 0%, #052A30 45%, var(--sawn-night) 100%);
  color: #EDF4F5;
  overflow: clip;
}
.hero__field { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(95, 194, 203, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(95, 194, 203, .07) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 100%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 100%);
}
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: .55;
}
.hero__glow--a { width: 520px; height: 520px; background: rgba(23, 138, 147, .5); inset-inline-end: -140px; top: -120px; }
.hero__glow--b { width: 420px; height: 420px; background: rgba(228, 190, 74, .22); inset-inline-start: -160px; bottom: -200px; }

.hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: .9rem;
  color: #B9D4D7;
  margin-bottom: clamp(16px, 2.5vw, 28px);
}
.hero__kicker > span:first-child { flex: 0 1 auto; min-width: 0; }
.hero__kicker > [lang="en"] { white-space: nowrap; }
.hero__kicker-sep { flex: none; width: 22px; height: 1px; background: var(--sawn-gold-400); }
.hero__title {
  font-size: clamp(2.25rem, 1.4rem + 4.6vw, 4.4rem);
  line-height: 1.08;
  padding-block: .12em;
  color: #F4F8F8;
}
.hero__word {
  display: block;
  font-weight: 800;
  font-size: 1.35em;
  line-height: 1.3;
  color: var(--sawn-gold-400);
  padding-block: .06em;
  margin-bottom: .05em;
}
.hero__title-line { display: block; font-weight: 600; line-height: 1.24; padding-block: .1em; }
.hero__en {
  margin-top: 12px;
  font-size: clamp(1rem, .9rem + .5vw, 1.25rem);
  font-weight: 500;
  color: var(--sawn-teal-300);
}
.hero__lede {
  margin-top: clamp(18px, 2.5vw, 28px);
  max-width: 34em;
  font-size: clamp(1.02rem, .95rem + .35vw, 1.17rem);
  line-height: 1.9;
  color: #C9DADC;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 36px);
}
.hero__proof {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 36px;
  margin-top: clamp(28px, 4vw, 48px);
  padding-top: 22px;
  border-top: 1px solid rgba(233, 243, 244, .14);
}
.hero__proof li { display: flex; flex-direction: column; gap: 2px; }
.hero__proof strong {
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.1;
  color: #F4F8F8;
}
.hero__proof span { font-size: .88rem; color: #A9C2C5; }

@media (max-width: 960px) {
  .hero__layout { grid-template-columns: 1fr; }
  .hero__lede { max-width: none; }
}

/* ---------- 6. Vault (live demo) ---------------------------------------- */
.vault {
  position: relative;
  border-radius: var(--radius-l);
  background: linear-gradient(180deg, var(--v-bg-2), var(--v-bg));
  border: 1px solid var(--v-line);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, .35),
    0 30px 80px -30px rgba(0, 0, 0, .75),
    inset 0 1px 0 rgba(255, 255, 255, .06);
  color: var(--v-ink);
  overflow: hidden;
}
.vault::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(95, 194, 203, .55), transparent 35%, transparent 65%, rgba(228, 190, 74, .35));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.vault__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--v-line);
  background: rgba(255, 255, 255, .02);
  font-size: .8rem;
}
.vault__dots { display: inline-flex; gap: 6px; }
.vault__dots i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255, 255, 255, .14); }
.vault__title { font-family: var(--font-mono); color: var(--v-ink-2); margin-inline-end: auto; letter-spacing: 0; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vault__status {
  flex: none;
  white-space: nowrap;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(95, 194, 203, .12);
  color: var(--v-accent);
  font-weight: 500;
  transition: background-color .3s, color .3s;
}
.vault__status.is-busy { background: rgba(228, 190, 74, .14); color: var(--v-gold); }
.vault__status.is-bad { background: rgba(226, 97, 75, .16); color: #FF8A75; }
.vault__status.is-good { background: rgba(62, 155, 134, .18); color: #7FD3BF; }

.vault__body { padding: 18px 18px 8px; display: grid; gap: 14px; }
.vault__stage { position: relative; }
.vault__label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .86rem;
  color: var(--v-ink-2);
  margin-bottom: 8px;
}
.vault__step {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--v-line);
  font-size: .78rem;
  color: var(--v-accent);
  line-height: 1;
}
.vault__plain {
  margin: 0;
  min-height: 7.2em;
  padding: 12px 14px;
  border-radius: var(--radius-m);
  background: rgba(0, 0, 0, .28);
  border: 1px solid rgba(255, 255, 255, .05);
  font-size: .86rem;
  line-height: 1.55;
  white-space: pre-wrap;
  color: #CFE6E8;
  text-align: start;
}
.vault__plain .k { color: var(--v-accent); }
.vault__plain .s { color: #F2E3A6; }
.vault__plain .n { color: #FFB8A8; }
.vault__plain .caret {
  display: inline-block;
  width: .55em;
  height: 1.05em;
  vertical-align: -.18em;
  background: var(--v-accent);
  margin-inline-start: 2px;
  animation: caret 1s steps(2) infinite;
}
@keyframes caret { 50% { opacity: 0; } }

.vault__flow {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-inline: 4px;
}
.vault__flow-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--v-accent) 30%, var(--v-accent) 70%, transparent);
  background-size: 200% 100%;
  opacity: .5;
}
.vault.is-encrypting .vault__flow-line { animation: flow 1.1s linear infinite; opacity: 1; }
@keyframes flow { from { background-position: 100% 0; } to { background-position: -100% 0; } }
.vault__flow-chip {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--v-ink-2);
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid var(--v-line);
}

.vault__cipher {
  min-height: 5.6em;
  padding: 12px 14px;
  border-radius: var(--radius-m);
  background: rgba(0, 0, 0, .28);
  border: 1px solid rgba(255, 255, 255, .05);
  font-family: var(--font-mono);
  font-size: .84rem;
  line-height: 1.75;
  letter-spacing: .02em;
  color: #9ED6DB;
  display: flex;
  flex-wrap: wrap;
  gap: 0 .45em;
  text-align: start;
  overflow-wrap: anywhere;
}
.vault__cipher:empty::before {
  content: "— — — —";
  color: var(--v-ink-2);
  opacity: .5;
}
.vault__cipher .b { display: inline-block; min-width: 2ch; transition: color .25s, background-color .25s, transform .3s var(--ease-out); border-radius: 3px; }
.vault__cipher .b.is-hot { color: #F4F8F8; }
.vault__cipher .b.is-tag { color: var(--v-gold); }
.vault__cipher .b.is-bad {
  color: #fff;
  background: var(--sawn-coral);
  transform: translateY(-2px) scale(1.12);
  box-shadow: 0 0 0 3px rgba(226, 97, 75, .3);
}
.vault__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--v-ink-2);
}
.vault__meta div { display: flex; gap: 8px; }
.vault__meta dt::after { content: ":"; }
.vault__meta dd { color: var(--v-ink); overflow-wrap: anywhere; }

.vault__out {
  display: block;
  min-height: 3.4em;
  padding: 12px 14px;
  border-radius: var(--radius-m);
  border: 1px dashed var(--v-line);
  font-size: .92rem;
  line-height: 1.7;
  color: var(--v-ink-2);
  transition: border-color .3s, background-color .3s, color .3s;
}
.vault__out .big {
  display: block;
  font-family: var(--font-ar-display);
  font-weight: 600;
  font-size: 1.25rem;
  color: #F4F8F8;
  margin-bottom: 2px;
}
.vault__out .big[lang="en"] { font-family: var(--font-mono); font-weight: 500; direction: ltr; text-align: start; }
.vault__out.is-bad { border-color: rgba(226, 97, 75, .6); background: rgba(226, 97, 75, .1); color: #FFB3A4; }
.vault__out.is-bad .big { color: #FF8A75; }
.vault__out.is-good { border-style: solid; border-color: rgba(62, 155, 134, .55); background: rgba(62, 155, 134, .1); color: #BFE4D9; }
.vault__out.is-good .big { color: #8FE0CB; }
.vault__out .sub { font-size: .82rem; opacity: .85; }
.vault__out .rows {
  display: block;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  opacity: .7;
  margin-top: 6px;
  direction: ltr;
  text-align: start;
}

.vault__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 18px 12px;
}
.vbtn {
  padding: .55em 1.05em;
  border-radius: 999px;
  border: 1px solid var(--v-line);
  background: rgba(255, 255, 255, .03);
  color: var(--v-ink);
  font-size: .9rem;
  font-weight: 500;
  transition: background-color .2s, border-color .2s, transform .3s var(--ease-out), opacity .2s;
}
.vbtn:hover:not(:disabled) { background: rgba(95, 194, 203, .12); border-color: rgba(95, 194, 203, .45); transform: translateY(-1px); }
.vbtn:disabled { opacity: .4; cursor: not-allowed; }
.vbtn--primary { background: var(--v-accent); color: var(--sawn-teal-900); border-color: transparent; font-weight: 600; }
.vbtn--primary:hover:not(:disabled) { background: #7ED2DA; }
.vbtn--ghost { background: transparent; border-color: transparent; color: var(--v-ink-2); margin-inline-start: auto; }
.vbtn.is-hint { animation: hint 1.6s var(--ease-in-out) 2; }
@keyframes hint { 50% { box-shadow: 0 0 0 6px rgba(95, 194, 203, .18); border-color: rgba(95, 194, 203, .6); } }
.vault__note {
  padding: 0 18px 16px;
  font-size: .78rem;
  color: var(--v-ink-2);
}
.vault__unsupported { color: #FFB3A4; }

/* ---------- 7. Marquee --------------------------------------------------- */
.marquee {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px var(--gutter);
  border-block: 1px solid var(--line);
  background: var(--bg-2);
  overflow: hidden;
}
.marquee__pause {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  background: transparent;
  display: grid;
  place-items: center;
  color: var(--ink-2);
}
.marquee__pause svg { width: 12px; height: 12px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.marquee__play-icon { display: none; fill: currentColor; }
.marquee.is-paused .marquee__pause-icon { display: none; }
.marquee.is-paused .marquee__play-icon { display: block; }
.marquee__track {
  flex: 1;
  display: flex;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__list {
  flex: none;
  display: flex;
  align-items: center;
  gap: 28px;
  padding-inline-end: 28px;
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--ink-2);
  white-space: nowrap;
  animation: marquee 42s linear infinite;
}
.marquee.is-paused .marquee__list { animation-play-state: paused; }
.marquee__list li { display: inline-flex; align-items: center; }
.marquee__op {
  color: var(--accent);
  font-weight: 500;
}
.marquee__op::before, .marquee__op::after { content: ""; display: inline-block; width: 14px; height: 1px; background: var(--line-2); margin-inline: 10px; }
@keyframes marquee { to { transform: translateX(-100%); } }

/* ---------- 8. Sections -------------------------------------------------- */
.section { padding-block: var(--section-y); }
.section__head { max-width: 46rem; margin-bottom: clamp(36px, 5vw, 64px); }
.section__title {
  font-size: clamp(1.7rem, 1.3rem + 2vw, 2.7rem);
  line-height: 1.28;
  color: var(--ink);
}
.section__lede {
  margin-top: 16px;
  font-size: clamp(1.02rem, .97rem + .3vw, 1.14rem);
  color: var(--ink-2);
  line-height: 1.9;
  max-width: 42em;
}
.section--rail { background: var(--bg-2); border-block: 1px solid var(--line); }

/* Pillars */
.pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.pillar {
  position: relative;
  padding: 8px clamp(18px, 2.5vw, 36px) 8px;
  border-inline-start: 1px solid var(--line);
}
.pillar:first-child { border-inline-start: none; padding-inline-start: 0; }
.pillar__icon {
  width: 72px;
  height: 72px;
  fill: none;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  margin-bottom: 22px;
}
.pillar__icon .ink { stroke: var(--accent); }
.pillar__icon .gold { stroke: var(--gold); }
.pillar__icon rect, .pillar__icon circle { stroke: var(--accent); }
.pillar__title {
  font-size: 1.28rem;
  line-height: 1.4;
  margin-bottom: 12px;
}
.pillar p { color: var(--ink-2); }
.pillar__fine {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--line-2);
  font-size: .9rem;
  color: var(--ink-3);
}
@media (max-width: 860px) {
  .pillars { grid-template-columns: 1fr; gap: 32px; }
  .pillar { border-inline-start: none; padding-inline: 0; border-top: 1px solid var(--line); padding-top: 32px; }
  .pillar:first-child { border-top: none; padding-top: 0; }
}

/* Rail (how it works) */
.rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 28px);
  counter-reset: step;
}
.rail::before {
  content: "";
  position: absolute;
  top: 19px;
  inset-inline: 20px;
  height: 1px;
  background: linear-gradient(90deg, var(--line-2), var(--accent) 50%, var(--line-2));
  opacity: .6;
}
.rail__step { position: relative; }
.rail__num {
  position: relative;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-latin);
  font-weight: 700;
  font-size: .95rem;
  margin-bottom: 18px;
  transition: background-color .3s, color .3s, transform .4s var(--ease-out);
}
.rail__step:hover .rail__num { background: var(--accent); color: var(--bg-2); transform: scale(1.08); }
.rail__step h3 { font-size: 1.08rem; line-height: 1.5; margin-bottom: 8px; }
.rail__step p { font-size: .95rem; color: var(--ink-2); line-height: 1.8; }
@media (max-width: 960px) {
  .rail { grid-template-columns: 1fr; gap: 0; }
  .rail::before { inset-inline: auto; inset-inline-start: 19px; top: 20px; bottom: 20px; width: 1px; height: auto; background: linear-gradient(180deg, var(--line-2), var(--accent) 50%, var(--line-2)); }
  .rail__step { display: grid; grid-template-columns: 40px 1fr; column-gap: 18px; padding-bottom: 32px; }
  .rail__step:last-child { padding-bottom: 0; }
  .rail__num { grid-row: 1 / span 2; margin: 0; }
}

/* Compare */
.compare {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.compare__ratio {
  margin-top: clamp(24px, 3vw, 40px);
  font-family: var(--font-latin);
  font-weight: 800;
  font-size: clamp(3.6rem, 2.4rem + 7vw, 7.5rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--accent);
  text-align: start;
}
.compare__ratio-cap { margin-top: 10px; color: var(--ink-2); max-width: 30em; }

.bars {
  margin: 0;
  padding: clamp(20px, 3vw, 32px);
  border-radius: var(--radius-l);
  background: var(--bg-2);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.bars__cap { font-weight: 600; margin-bottom: 20px; }
.bars__row + .bars__row { margin-top: 18px; }
.bars__head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin-bottom: 8px; font-size: .95rem; }
.bars__name { color: var(--ink-2); }
.bars__val { font-weight: 700; font-size: 1.05rem; }
.bars__track {
  height: 14px;
  border-radius: 999px;
  background: var(--bg-3);
  overflow: hidden;
  direction: ltr;
}
.bars__fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: inherit;
  transition: width 1.6s var(--ease-out);
}
.bars__fill { background: var(--accent-2); }
.bars__row.is-hero .bars__fill { background: var(--accent); }
.bars__row.is-plain .bars__fill { background: var(--line-2); }
.bars__row.is-cbc .bars__fill { background: linear-gradient(90deg, var(--gold), #C98F2A); }
.bars.is-in .bars__fill { width: var(--w, 0%); }
.bars__row.is-hero .bars__name { color: var(--ink); font-weight: 600; }
.bars__badge {
  display: inline-block;
  margin-inline-start: 8px;
  padding: 1px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: .74rem;
  font-weight: 600;
  vertical-align: middle;
}
.bars__note { margin-top: 18px; font-size: .9rem; color: var(--ink-3); }
.bars__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: .82rem;
}
.bars__facts dt { color: var(--ink-3); }
.bars__facts dd { font-weight: 600; color: var(--ink); }
@media (max-width: 960px) {
  .compare { grid-template-columns: 1fr; }
  .compare__ratio { text-align: start; }
}
@media (max-width: 520px) {
  .bars__facts { grid-template-columns: 1fr; }
}

/* Facts band */
.band {
  background: var(--sawn-teal-900);
  color: #EDF4F5;
  padding-block: clamp(36px, 5vw, 56px);
}
.band__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.band__item { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.band__item strong {
  font-family: var(--font-latin);
  font-weight: 800;
  font-size: clamp(2.2rem, 1.8rem + 2vw, 3.4rem);
  line-height: 1;
  color: var(--sawn-gold-400);
  letter-spacing: -0.02em;
}
.band__item > span { font-size: .98rem; color: #B9D4D7; line-height: 1.7; max-width: 26ch; }
.band__item strong span { font: inherit; color: inherit; }
@media (max-width: 860px) { .band__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 420px) { .band__grid { grid-template-columns: 1fr; } }

/* Team */
.team {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 40px);
}
.person {
  display: grid;
  grid-template-columns: 64px 1fr;
  column-gap: 16px;
  align-items: center;
  padding: 22px 0;
  border-top: 1px solid var(--line-2);
}
.person__mark {
  grid-row: 1 / span 3;
  width: 64px;
  height: 64px;
  fill: none;
  stroke: var(--accent);
  stroke-width: 1.6;
}
.person__mark text {
  fill: var(--accent);
  stroke: none;
  font-family: var(--font-ar-display);
  font-weight: 700;
  font-size: 30px;
}
.person--sup .person__mark { stroke: var(--gold); }
.person--sup .person__mark text { fill: var(--gold); }
.person__name { font-size: 1.1rem; line-height: 1.5; }
.person__en { font-size: .88rem; color: var(--ink-3); }
.person__role { font-size: .88rem; color: var(--accent); font-weight: 500; }
@media (max-width: 860px) { .team { grid-template-columns: 1fr; gap: 0; } }

/* Closing CTA */
.close {
  margin: 0 var(--gutter) var(--section-y);
  border-radius: var(--radius-l);
  background:
    radial-gradient(600px 300px at 80% 0%, rgba(95, 194, 203, .25), transparent 70%),
    linear-gradient(150deg, var(--sawn-teal-700), var(--sawn-teal-900));
  color: #F2F7F7;
  padding-block: clamp(48px, 7vw, 88px);
  text-align: center;
}
.close__title { font-size: clamp(1.8rem, 1.4rem + 2vw, 2.8rem); line-height: 1.3; text-align: center; }
.close__lede { margin: 12px auto 28px; color: #C9DEE0; max-width: 32em; text-align: center; }

/* Footer */
.footer { padding-block: clamp(40px, 5vw, 64px) 24px; border-top: 1px solid var(--line); color: var(--ink-2); font-size: .92rem; }
.footer__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 32px;
}
.footer__logo { height: 56px; width: auto; }
.footer__logo--dark { display: none; }
:root[data-theme="dark"] .footer__logo--light { display: none; }
:root[data-theme="dark"] .footer__logo--dark { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .footer__logo--light { display: none; }
  :root:not([data-theme="light"]) .footer__logo--dark { display: block; }
}
.footer__tag { margin-top: 14px; font-family: var(--font-ar-display); font-weight: 600; color: var(--ink); line-height: 1.7; }
.footer__tag span { font-family: var(--font-latin); font-weight: 500; color: var(--ink-3); font-size: .9em; }
.footer__col h3 { font-size: .95rem; font-weight: 600; color: var(--ink); margin-bottom: 10px; line-height: 1.6; }
.footer__col p + p { margin-top: 8px; color: var(--ink-3); }
.footer__base {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--ink-3);
}
.footer__base a { font-family: var(--font-ar-text); font-size: .9rem; color: var(--accent); text-decoration: none; }
@media (max-width: 860px) { .footer__grid { grid-template-columns: 1fr; } }

/* ---------- 8b. English mode: whole page in Manrope, Latin rhythm ---------- */
html[lang="en"] {
  --font-ar-display: var(--font-latin);
  --font-ar-text: var(--font-latin);
  --lh-ar: 1.6;
  --lh-display: 1.1;
}
html[lang="en"] h1, html[lang="en"] h2, html[lang="en"] h3 { letter-spacing: -0.02em; padding-block: 0; }
html[lang="en"] .hero__title { line-height: 1.02; }
html[lang="en"] .hero__word { font-weight: 800; letter-spacing: -0.035em; line-height: 1.05; }
html[lang="en"] .hero__title-line { font-weight: 700; line-height: 1.04; letter-spacing: -0.03em; padding-block: .04em; }
html[lang="en"] .hero__lede, html[lang="en"] .section__lede { line-height: 1.65; }
html[lang="en"] .section__title { font-weight: 800; letter-spacing: -0.025em; line-height: 1.1; }
html[lang="en"] .pillar__title { font-weight: 700; letter-spacing: -0.015em; line-height: 1.3; }
html[lang="en"] .rail__step p, html[lang="en"] .pillar p { line-height: 1.6; }
html[lang="en"] .btn { font-weight: 700; }
html[lang="en"] .vault__out .big { font-weight: 700; letter-spacing: -0.01em; }
html[lang="en"] .nav__links { font-weight: 600; }
html[lang="en"] .footer__tag { font-weight: 700; letter-spacing: -0.01em; }
/* Arabic runs inside the English page keep their own face and air */
html[lang="en"] [lang="ar"] {
  font-family: "Vazirmatn", "Noto Naskh Arabic", "Segoe UI", system-ui, sans-serif;
  letter-spacing: 0;
  line-height: 1.85;
}
html[lang="en"] .footer__tag [lang="ar"] { font-family: "Alexandria", "Vazirmatn", system-ui, sans-serif; font-weight: 600; }
html[lang="en"] .hero__en [lang="ar"] { font-family: "Alexandria", "Vazirmatn", system-ui, sans-serif; font-weight: 600; font-size: 1.1em; }
html[lang="en"] .person__mark text { font-family: var(--font-latin); font-weight: 800; font-size: 28px; }

/* ---------- 9. Reveal (scroll-driven, with IO fallback) ------------------ */
@media (prefers-reduced-motion: no-preference) {
  @supports ((animation-timeline: view()) and (animation-range: entry)) {
    .reveal {
      animation: rise linear both;
      animation-timeline: view();
      animation-range: entry 5% entry 45%;
    }
  }
  @supports not ((animation-timeline: view()) and (animation-range: entry)) {
    html.js .reveal {
      opacity: 0;
      transform: translateY(22px);
      transition: opacity .8s var(--ease-out), transform .9s var(--ease-out);
    }
    html.js .reveal.is-in { opacity: 1; transform: none; }
  }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: none; }
}

/* Theme change through View Transitions: a soft crossfade only */
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .45s; }

/* ---------- 10. Reduced motion ------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .marquee__list { animation: none; }
  .marquee__track { overflow-x: auto; -webkit-mask-image: none; mask-image: none; }
  .marquee__pause { display: none; }
  .bars.is-in .bars__fill { transition: none; }
  .btn, .theme-toggle, .vbtn, .rail__num { transition: none; }
  .vault__plain .caret { animation: none; }
}