@charset "UTF-8";
/* ==========================================================================
   Asmaneez — design system
   Apple-derived neutrals and grid, neo-blue accent, liquid-glass controls.
   Three themes, switched ONLY by the control in the header. There is
   deliberately no prefers-color-scheme rule anywhere in this file.
   Logical properties throughout so RTL mirrors without extra rules.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Tokens
   -------------------------------------------------------------------------- */

:root {
  /* Theme-independent */
  --neo: #0a84ff;
  --neo-2: #41d1ff;
  --neo-3: #4f6bff;

  /* Dark showcase sections read the same in every theme */
  --on-night: #f5f5f7;
  --on-night-2: rgba(245, 245, 247, 0.72);
  --on-night-3: rgba(245, 245, 247, 0.5);
  --night-line: rgba(255, 255, 255, 0.14);
  --night-line-2: rgba(255, 255, 255, 0.26);
  --night-card: rgba(255, 255, 255, 0.05);

  /* The logo keeps its own colour in every theme */
  --brand: #0f7a67;

  /* Type — SF where it exists, Inter everywhere else */
  --f-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --f-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  /* Space & shape */
  --gutter: clamp(1.25rem, 5vw, 2.5rem);
  --wrap: 1120px;
  --wrap-wide: 1320px;
  --wrap-text: 44rem;
  --section: clamp(4.5rem, 9vw, 8rem);
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-xl: 30px;
  --r-pill: 980px;

  --ease: cubic-bezier(0.28, 0.11, 0.32, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-glass: cubic-bezier(0.4, 1.35, 0.5, 1);
}

/* --- Light (default) ----------------------------------------------------- */
:root,
:root[data-theme="light"] {
  --paper: #ffffff;
  --paper-2: #f5f5f7;
  --card: #ffffff;

  --ink: #1d1d1f;
  --ink-2: #6e6e73;
  --ink-3: #86868b;

  --line: rgba(0, 0, 0, 0.1);
  --line-2: rgba(0, 0, 0, 0.16);
  --neutral-soft: rgba(0, 0, 0, 0.06);

  --blue: #0071e3;
  --blue-hi: #0077ed;
  --blue-soft: rgba(0, 113, 227, 0.1);

  --night: #05070d;

  --glass-bg: rgba(0, 0, 0, 0.085);
  --glass-line: rgba(0, 0, 0, 0.07);
  --glass-pill: #ffffff;
  --glass-pill-ink: #1d1d1f;
  --glass-pill-line: rgba(0, 0, 0, 0.05);
  --glass-header: rgba(255, 255, 255, 0.72);
  --glass-menu: rgba(255, 255, 255, 0.86);
  --glass-menu-strong: rgba(255, 255, 255, 0.94);

  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.04), 0 6px 20px -10px rgba(0, 0, 0, 0.16);
  --shadow-2: 0 2px 6px rgba(0, 0, 0, 0.05), 0 24px 56px -24px rgba(0, 0, 0, 0.25);
  --shadow-blue: 0 10px 34px -12px rgba(0, 113, 227, 0.5);

  color-scheme: light;
}

/* --- Dark ---------------------------------------------------------------- */
:root[data-theme="dark"] {
  --paper: #000000;
  --paper-2: #0b0b0d;
  --card: #16161a;

  --ink: #f5f5f7;
  --ink-2: #a1a1a6;
  --ink-3: #7d7d82;

  --line: rgba(255, 255, 255, 0.12);
  --line-2: rgba(255, 255, 255, 0.2);
  --neutral-soft: rgba(255, 255, 255, 0.08);

  --blue: #0a84ff;
  --blue-hi: #3d9dff;
  --blue-soft: rgba(10, 132, 255, 0.16);

  --night: #04050a;

  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-line: rgba(255, 255, 255, 0.12);
  --glass-pill: rgba(255, 255, 255, 0.22);
  --glass-pill-ink: #ffffff;
  --glass-pill-line: rgba(255, 255, 255, 0.32);
  --glass-header: rgba(0, 0, 0, 0.62);
  --glass-menu: rgba(22, 22, 26, 0.9);
  --glass-menu-strong: rgba(0, 0, 0, 0.92);

  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.5), 0 6px 20px -10px rgba(0, 0, 0, 0.7);
  --shadow-2: 0 2px 6px rgba(0, 0, 0, 0.5), 0 24px 56px -24px rgba(0, 0, 0, 0.85);
  --shadow-blue: 0 10px 34px -12px rgba(10, 132, 255, 0.6);

  color-scheme: dark;
}

/* --- Dim (softer than dark, blue-grey) ----------------------------------- */
:root[data-theme="dim"] {
  --paper: #15202b;
  --paper-2: #1b2735;
  --card: #22303f;

  --ink: #f0f4f8;
  --ink-2: #9db1c4;
  --ink-3: #7b8fa3;

  --line: rgba(255, 255, 255, 0.11);
  --line-2: rgba(255, 255, 255, 0.19);
  --neutral-soft: rgba(255, 255, 255, 0.08);

  --blue: #4aa8ff;
  --blue-hi: #6cbaff;
  --blue-soft: rgba(74, 168, 255, 0.16);

  --night: #0d1721;

  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-line: rgba(255, 255, 255, 0.12);
  --glass-pill: rgba(255, 255, 255, 0.22);
  --glass-pill-ink: #ffffff;
  --glass-pill-line: rgba(255, 255, 255, 0.3);
  --glass-header: rgba(21, 32, 43, 0.72);
  --glass-menu: rgba(27, 39, 53, 0.92);
  --glass-menu-strong: rgba(21, 32, 43, 0.95);

  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.4), 0 6px 20px -10px rgba(0, 0, 0, 0.55);
  --shadow-2: 0 2px 6px rgba(0, 0, 0, 0.4), 0 24px 56px -24px rgba(0, 0, 0, 0.7);
  --shadow-blue: 0 10px 34px -12px rgba(74, 168, 255, 0.55);

  color-scheme: dark;
}

/* Chinese: Inter has no CJK coverage, so lead with the platform CJK faces
   and drop the Latin tracking, which pinches Han glyphs. */
:root[lang="zh-Hans"] {
  --f-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
  --f-mono: "PingFang SC", "Microsoft YaHei", ui-monospace, monospace;
}

:root[lang="zh-Hans"] body,
:root[lang="zh-Hans"] h1,
:root[lang="zh-Hans"] h2,
:root[lang="zh-Hans"] h3,
:root[lang="zh-Hans"] h4,
:root[lang="zh-Hans"] .display,
:root[lang="zh-Hans"] .h1,
:root[lang="zh-Hans"] .h2,
:root[lang="zh-Hans"] .h3,
:root[lang="zh-Hans"] .lead {
  letter-spacing: 0;
}

:root[lang="zh-Hans"] .display,
:root[lang="zh-Hans"] .h1 {
  line-height: 1.22;
}

:root[lang="zh-Hans"] .eyebrow,
:root[lang="zh-Hans"] .strip-title,
:root[lang="zh-Hans"] .footer-col h2,
:root[lang="zh-Hans"] .meta-bar dt,
:root[lang="zh-Hans"] .contact-block .k {
  letter-spacing: 0;
  text-transform: none;
}

/* Arabic swaps the stack to a face with Arabic glyphs. */
:root[lang="ar"] {
  --f-sans: "IBM Plex Sans Arabic", -apple-system, BlinkMacSystemFont,
    "Segoe UI", Tahoma, sans-serif;
  --f-mono: "IBM Plex Sans Arabic", -apple-system, "Segoe UI", Tahoma, sans-serif;
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-block-start: 5.5rem;
  /* The root, not just body, carries the page colour. Without this any
     sliver beyond body's box shows the browser's default white — which is
     the white band that appears when you pinch-zoom out on a phone. */
  background: var(--paper);
  /* clip (not hidden) genuinely trims sideways overflow without creating a
     scroll container, so the layout viewport cannot stretch past the device. */
  overflow-x: clip;
}

@supports not (overflow: clip) {
  html {
    overflow-x: hidden;
  }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-sans);
  font-size: 1.0625rem;
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: -0.012em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  max-inline-size: 100%;
  transition: background-color 0.45s var(--ease), color 0.45s var(--ease);
}

:root[lang="ar"] body {
  letter-spacing: 0;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.06;
  letter-spacing: -0.022em;
  text-wrap: balance;
}

p {
  margin: 0;
  text-wrap: pretty;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

::selection {
  background: var(--blue);
  color: #fff;
}

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
  border-radius: 6px;
}

.on-night :focus-visible,
.site-header.is-over-dark:not(.is-stuck) :focus-visible {
  outline-color: var(--neo-2);
}

.skip-link {
  position: absolute;
  inset-inline-start: var(--gutter);
  inset-block-start: -100%;
  z-index: 300;
  padding: 0.75rem 1.2rem;
  background: var(--blue);
  color: #fff;
  border-radius: var(--r-sm);
  font-weight: 600;
  font-size: 0.9rem;
}

.skip-link:focus {
  inset-block-start: 1rem;
}

.vh {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   3. Type scale
   -------------------------------------------------------------------------- */

.display {
  font-size: clamp(2.9rem, 8vw, 5.5rem);
  line-height: 1.03;
  letter-spacing: -0.03em;
  font-weight: 640;
}

.h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  letter-spacing: -0.028em;
  line-height: 1.05;
}

.h2 {
  font-size: clamp(1.9rem, 4.2vw, 3.1rem);
  letter-spacing: -0.025em;
  line-height: 1.08;
}

.h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  line-height: 1.25;
  letter-spacing: -0.018em;
}

.h4 {
  font-size: 1.0625rem;
  line-height: 1.35;
  letter-spacing: -0.012em;
  font-weight: 600;
}

.lead {
  font-size: clamp(1.1rem, 1.7vw, 1.35rem);
  line-height: 1.45;
  color: var(--ink-2);
  letter-spacing: -0.014em;
}

.on-night .lead,
.on-night .body {
  color: var(--on-night-2);
}

.body {
  color: var(--ink-2);
  font-size: 1.0625rem;
  line-height: 1.6;
}

.small {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--ink-3);
}

.on-night .small {
  color: var(--on-night-3);
}

.grad {
  background: linear-gradient(96deg, var(--neo-2) 4%, var(--neo) 46%, var(--neo-3) 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
  margin-block-end: 0.9rem;
}

.on-night .eyebrow {
  color: var(--neo-2);
}

:root[lang="ar"] .eyebrow {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.9rem;
}

.eyebrow::before {
  content: "";
  inline-size: 1.4rem;
  block-size: 2px;
  border-radius: 2px;
  background: currentColor;
  flex: none;
  opacity: 0.85;
}

.eyebrow.is-centered {
  justify-content: center;
}

/* --------------------------------------------------------------------------
   4. Layout
   -------------------------------------------------------------------------- */

/* Grid and flex children default to min-width:auto, so one stubborn child
   (an <input>'s intrinsic size, a nowrap button) can push its container wider
   than the page. Pinning them to 0 lets them shrink. */
.grid > *,
.split > *,
.feature > *,
.form-layout > *,
.field-grid > *,
.footer-grid > *,
.steps > *,
.why-item > *,
.meta-bar > * {
  min-inline-size: 0;
}

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

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

.section {
  padding-block: var(--section);
  position: relative;
}

.section-grey {
  background: var(--paper-2);
}

.section-tight {
  padding-block: clamp(3.25rem, 6vw, 5rem);
}

.on-night {
  position: relative;
  isolation: isolate;
  background: var(--night);
  color: var(--on-night);
  overflow: hidden;
}

.on-night h1,
.on-night h2,
.on-night h3,
.on-night h4 {
  color: var(--on-night);
}

.section-head {
  max-inline-size: 46rem;
  margin-block-end: clamp(2.5rem, 5vw, 4rem);
}

.section-head.is-centered {
  margin-inline: auto;
  text-align: center;
}

.section-head .lead {
  margin-block-start: 1.1rem;
}

.grid {
  display: grid;
  gap: clamp(1rem, 1.8vw, 1.5rem);
}

.g-2 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
}

.g-3 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17.5rem), 1fr));
}

.g-4 {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
}

/* --------------------------------------------------------------------------
   5. Animated neo-blue field (hero + closing CTA)
   -------------------------------------------------------------------------- */

.field {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.field b {
  position: absolute;
  display: block;
  border-radius: 50%;
  filter: blur(90px);
  will-change: transform;
}

.field b:nth-child(1) {
  /* Percentages of the hero, not vw: a vw-sized decoration can be wider than
     the device and drag the layout viewport out with it. */
  inline-size: 120%;
  block-size: 120vh;
  max-inline-size: 620px;
  max-block-size: 620px;
  inset-block-start: -14%;
  inset-inline-start: 6%;
  background: radial-gradient(circle, rgba(10, 132, 255, 0.85), transparent 68%);
  animation: drift-a 19s var(--ease) infinite alternate;
}

.field b:nth-child(2) {
  inline-size: 100%;
  block-size: 100vh;
  max-inline-size: 540px;
  max-block-size: 540px;
  inset-block-start: 16%;
  inset-inline-end: 2%;
  background: radial-gradient(circle, rgba(65, 209, 255, 0.6), transparent 68%);
  animation: drift-b 24s var(--ease) infinite alternate;
}

.field b:nth-child(3) {
  inline-size: 110%;
  block-size: 110vh;
  max-inline-size: 580px;
  max-block-size: 580px;
  inset-block-end: -20%;
  inset-inline-start: 28%;
  background: radial-gradient(circle, rgba(79, 107, 255, 0.7), transparent 68%);
  animation: drift-c 21s var(--ease) infinite alternate;
}

@keyframes drift-a {
  to {
    transform: translate3d(14%, 12%, 0) scale(1.18);
  }
}

@keyframes drift-b {
  to {
    transform: translate3d(-16%, 16%, 0) scale(1.24);
  }
}

@keyframes drift-c {
  to {
    transform: translate3d(10%, -14%, 0) scale(1.14);
  }
}

.field::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 68px 68px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 100%);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 40%, #000 30%, transparent 100%);
}

.field-veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(ellipse 78% 62% at 50% 46%, rgba(5, 7, 13, 0.74) 0%, rgba(5, 7, 13, 0.42) 46%, transparent 78%);
}

/* --------------------------------------------------------------------------
   6. Liquid-glass theme switcher
   -------------------------------------------------------------------------- */

.switcher {
  position: relative;
  display: none;
  align-items: center;
  padding: 3px;
  border-radius: var(--r-pill);
  border: 1px solid var(--glass-line);
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  isolation: isolate;
  flex: none;
}

.site-header.is-over-dark:not(.is-stuck) .switcher {
  border-color: var(--night-line);
  background: rgba(255, 255, 255, 0.08);
}



/* The sliding lens. Its background is always painted, so the control still
   reads as glass where backdrop SVG filters aren't supported (Safari, FF). */
.switcher__glass {
  position: absolute;
  z-index: -1;
  inset-block: 3px;
  inset-inline-start: 3px;
  inline-size: 2rem;
  border-radius: var(--r-pill);
  background: var(--glass-pill);
  border: 1px solid var(--glass-pill-line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6), 0 1px 3px rgba(0, 0, 0, 0.14),
    0 3px 8px -2px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(2px) saturate(180%) brightness(1.06);
  -webkit-backdrop-filter: blur(2px) saturate(180%) brightness(1.06);
  transition: transform 0.55s var(--ease-glass);
}

/* Chromium can run an SVG displacement map through backdrop-filter, which is
   what bends the background at the rim. Everywhere else the rule is ignored
   and the painted glass above still stands on its own. */
@supports (backdrop-filter: url("#a")) {
  .switcher__glass {
    backdrop-filter: url(#glassLens) blur(1px) saturate(180%) brightness(1.06);
  }
}

.switcher__option {
  position: relative;
  display: grid;
  place-items: center;
  inline-size: 2rem;
  block-size: 2rem;
  border-radius: var(--r-pill);
  cursor: pointer;
}

.switcher__input {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.switcher__icon {
  inline-size: 1.05rem;
  block-size: 1.05rem;
  --c: currentColor;
  opacity: 0.68;
  transition: opacity 0.3s var(--ease), transform 0.45s var(--ease-glass), color 0.3s var(--ease);
  pointer-events: none;
}

.switcher__option:hover .switcher__icon {
  opacity: 0.85;
}

/* The checked icon sits on the lens, so it takes the lens's ink rather than
   the surrounding text colour — otherwise it is white on white. */
.switcher__input:checked ~ .switcher__icon {
  opacity: 1;
  color: var(--glass-pill-ink);
  transform: scale(1.05);
}

/* Over the dark hero the header is transparent, so the control keeps the dark
   treatment whatever the page theme is set to. */
.site-header.is-over-dark:not(.is-stuck) .switcher__glass {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.34);
}

.site-header.is-over-dark:not(.is-stuck) .switcher__input:checked ~ .switcher__icon {
  color: #f5f5f7;
}

.switcher__input:focus-visible ~ .switcher__icon {
  outline: 2px solid var(--neo-2);
  outline-offset: 4px;
  border-radius: 50%;
}

/* Position the lens under whichever option is checked. */
.switcher:has(.switcher__input[value="light"]:checked) .switcher__glass {
  transform: translateX(0);
}

.switcher:has(.switcher__input[value="dark"]:checked) .switcher__glass {
  transform: translateX(2rem);
  animation: scaleToggle 0.55s var(--ease-glass);
}

.switcher:has(.switcher__input[value="dim"]:checked) .switcher__glass {
  transform: translateX(4rem);
  animation: scaleToggle2 0.55s var(--ease-glass);
}

[dir="rtl"] .switcher:has(.switcher__input[value="dark"]:checked) .switcher__glass {
  transform: translateX(-2rem);
}

[dir="rtl"] .switcher:has(.switcher__input[value="dim"]:checked) .switcher__glass {
  transform: translateX(-4rem);
}

/* Squash while travelling, the way a liquid lens would. */
@keyframes scaleToggle {
  0% { scale: 1 1; }
  50% { scale: 1.18 0.92; }
  100% { scale: 1 1; }
}

@keyframes scaleToggle2 {
  0% { scale: 1 1; }
  50% { scale: 1.26 0.9; }
  100% { scale: 1 1; }
}

/* The filter host is never visible; it only carries the SVG defs. */
.switcher__filter {
  position: absolute;
  inline-size: 0;
  block-size: 0;
  overflow: hidden;
  pointer-events: none;
}

@media (min-width: 720px) {
  .site-header .switcher {
    display: inline-flex;
  }
}

/* The copy inside the mobile menu is always shown. */
.mobile-menu .switcher {
  display: inline-flex;
}

/* --------------------------------------------------------------------------
   7. Header
   -------------------------------------------------------------------------- */

.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 200;
  padding-block: 0.7rem;
  transition: background-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease),
    border-color 0.4s var(--ease), padding-block 0.4s var(--ease),
    color 0.4s var(--ease);
  border-block-end: 1px solid transparent;
  /* Interior pages open on a light hero, so ink is the safe default. Only the
     home page, whose hero is dark, opts into light text. */
  color: var(--ink);
}

.site-header.is-over-dark:not(.is-stuck) {
  color: var(--on-night);
}

.site-header.is-stuck {
  background: var(--glass-header);
  border-block-end-color: var(--line);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  padding-block: 0.45rem;
  color: var(--ink);
}

.header-inner {
  inline-size: min(100% - (var(--gutter) * 2), var(--wrap-wide));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  /* Shrinks before the controls do, so the header can never push the
     language button and burger off the side of a narrow screen. */
  flex: 0 1 auto;
  min-inline-size: 0;
  overflow: hidden;
  font-weight: 650;
  font-size: 1.2rem;
  letter-spacing: -0.024em;
  color: currentColor;
  padding-block: 0.25rem;
}

.logo-mark {
  inline-size: 1.85rem;
  block-size: 1.85rem;
  flex: none;
}

.logo-word {
  overflow: hidden;
  text-overflow: clip;
  white-space: nowrap;
}

.logo-mark svg {
  inline-size: 100%;
  block-size: 100%;
}

.nav-pill {
  display: none;
  align-items: center;
  gap: 0.1rem;
}

.nav-pill a {
  position: relative;
  padding: 0.5rem 0.85rem;
  border-radius: var(--r-pill);
  font-size: 0.9rem;
  font-weight: 450;
  color: currentColor;
  opacity: 0.78;
  white-space: nowrap;
  transition: opacity 0.2s var(--ease);
}

.nav-pill a:hover {
  opacity: 1;
}

.nav-pill a[aria-current="page"] {
  opacity: 1;
  font-weight: 550;
}

.nav-pill a::after {
  content: "";
  position: absolute;
  inset-inline: 0.85rem;
  inset-block-end: 0.15rem;
  block-size: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: scaleX(0);
  transition: transform 0.3s var(--ease-out);
}

.nav-pill a:hover::after,
.nav-pill a[aria-current="page"]::after {
  transform: scaleX(1);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex: none;
}

.icon-btn {
  inline-size: 2.25rem;
  block-size: 2.25rem;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  display: inline-grid;
  place-items: center;
  border-radius: var(--r-pill);
  border: 1px solid currentColor;
  background: transparent;
  color: currentColor;
  opacity: 0.75;
  cursor: pointer;
  transition: opacity 0.2s var(--ease);
}

.icon-btn:hover {
  opacity: 1;
}

.icon-btn svg {
  inline-size: 0.95rem;
  block-size: 0.95rem;
}

.lang {
  position: relative;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  block-size: 2.25rem;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  padding-inline: 0.75rem;
  border-radius: var(--r-pill);
  border: 1px solid currentColor;
  background: transparent;
  color: currentColor;
  opacity: 0.75;
  font-size: 0.82rem;
  font-weight: 550;
  cursor: pointer;
  transition: opacity 0.2s var(--ease);
}

.lang-btn:hover {
  opacity: 1;
}

.lang-btn svg {
  inline-size: 0.85rem;
  block-size: 0.85rem;
  flex: none;
}

.lang-btn .chev {
  transition: transform 0.25s var(--ease);
  opacity: 0.7;
}

.lang-btn[aria-expanded="true"] .chev {
  transform: rotate(180deg);
}

.lang-menu {
  position: absolute;
  inset-block-start: calc(100% + 0.55rem);
  inset-inline-end: 0;
  min-inline-size: 11rem;
  padding: 0.35rem;
  border-radius: var(--r-md);
  background: var(--glass-menu);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-2);
  display: grid;
  gap: 1px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px) scale(0.98);
  transform-origin: top;
  transition: opacity 0.24s var(--ease-out), transform 0.24s var(--ease-out),
    visibility 0.24s;
}

.lang-menu.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.lang-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  color: var(--ink);
  transition: background-color 0.18s var(--ease);
}

.lang-menu a:hover {
  background: var(--neutral-soft);
}

.lang-menu a[aria-current="true"] {
  color: var(--blue);
  font-weight: 550;
}

.lang-menu a[aria-current="true"]::after {
  content: "";
  inline-size: 0.4rem;
  block-size: 0.4rem;
  border-radius: 50%;
  background: var(--blue);
  flex: none;
}

.btn.header-cta {
  display: none;
}

/* Mobile menu */
/* Drops down from behind the header rather than fading in, so it reads as
   the bar expanding — the way apple.com's mobile menu behaves. */
.mobile-menu {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  block-size: 100dvh;
  z-index: 199;
  background: var(--glass-menu-strong);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  color: var(--ink);
  padding: 5.25rem var(--gutter) 2rem;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overscroll-behavior: contain;
  transform: translateY(-100%);
  visibility: hidden;
  transition: transform 0.42s var(--ease-out), visibility 0.42s;
}

.mobile-menu.is-open {
  transform: translateY(0);
  visibility: visible;
}

.mobile-menu nav {
  display: grid;
  border-block-start: 1px solid var(--line);
}

.mobile-menu nav a {
  padding-block: 1.05rem;
  border-block-end: 1px solid var(--line);
  font-size: 1.65rem;
  font-weight: 600;
  letter-spacing: -0.024em;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s var(--ease-out), transform 0.4s var(--ease-out);
}

.mobile-menu.is-open nav a {
  opacity: 1;
  transform: none;
}

.mobile-menu.is-open nav a:nth-child(1) { transition-delay: 40ms; }
.mobile-menu.is-open nav a:nth-child(2) { transition-delay: 80ms; }
.mobile-menu.is-open nav a:nth-child(3) { transition-delay: 120ms; }
.mobile-menu.is-open nav a:nth-child(4) { transition-delay: 160ms; }
.mobile-menu.is-open nav a:nth-child(5) { transition-delay: 200ms; }
.mobile-menu.is-open nav a:nth-child(6) { transition-delay: 240ms; }

.mobile-menu nav a[aria-current="page"] {
  color: var(--blue);
}

.mobile-menu nav a svg {
  inline-size: 0.9rem;
  block-size: 0.9rem;
  opacity: 0.3;
}

.mobile-menu .btn {
  margin-block-start: 1.75rem;
  justify-content: center;
}

.mobile-theme {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-block-start: 1.75rem;
  padding-block-start: 1.5rem;
  border-block-start: 1px solid var(--line);
}

.mobile-theme span {
  font-size: 0.9rem;
  font-weight: 550;
  color: var(--ink-2);
}

.mobile-menu-foot {
  margin-block-start: auto;
  padding-block-start: 2.5rem;
  color: var(--ink-3);
  font-size: 0.875rem;
  display: grid;
  gap: 0.35rem;
}

.mobile-menu-foot a {
  color: var(--ink-2);
}

body.is-locked {
  overflow: hidden;
}

@media (min-width: 1080px) {
  .nav-pill {
    display: flex;
  }
  .btn.header-cta {
    display: inline-flex;
  }
  .icon-btn.menu-btn {
    display: none;
  }
  .mobile-menu {
    display: none;
  }
}

@media (min-width: 1080px) and (max-width: 1340px) {
  .nav-pill a {
    padding-inline: 0.55rem;
    font-size: 0.845rem;
  }
  .btn.header-cta {
    padding: 0.55rem 0.95rem;
    font-size: 0.85rem;
  }
  .header-inner {
    gap: 0.6rem;
  }
}

@media (max-width: 460px) {
  .lang-btn span {
    display: none;
  }
  .lang-btn {
    padding-inline: 0.6rem;
  }
  .header-tools {
    gap: 0.3rem;
  }
  .logo {
    font-size: 1.05rem;
    gap: 0.45rem;
  }
}

/* Very narrow phones: the mark alone carries the brand. */
@media (max-width: 360px) {
  .logo-word {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   8. Buttons
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.72rem 1.3rem;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.012em;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.24s var(--ease), color 0.24s var(--ease),
    border-color 0.24s var(--ease), transform 0.24s var(--ease-out),
    box-shadow 0.24s var(--ease);
}

.btn svg {
  inline-size: 0.85rem;
  block-size: 0.85rem;
  flex: none;
  transition: transform 0.3s var(--ease-out);
}

[dir="rtl"] .btn svg.i-arrow {
  transform: scaleX(-1);
}

.btn:hover svg.i-arrow {
  transform: translateX(3px);
}

[dir="rtl"] .btn:hover svg.i-arrow {
  transform: scaleX(-1) translateX(3px);
}

.btn-primary {
  background: var(--blue);
  color: #fff;
}

.btn-primary:hover {
  background: var(--blue-hi);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

.btn-ghost {
  border-color: var(--line-2);
  color: var(--ink);
  background: transparent;
}

.btn-ghost:hover {
  border-color: var(--ink);
  transform: translateY(-2px);
}

.on-night .btn-ghost,
.site-header.is-over-dark:not(.is-stuck) .btn-ghost {
  border-color: var(--night-line-2);
  color: var(--on-night);
  background: rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.on-night .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.42);
}

.btn-lg {
  padding: 0.88rem 1.7rem;
  font-size: 1.02rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.btn-row.is-centered {
  justify-content: center;
}

.link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--blue);
  font-size: 0.95rem;
  font-weight: 450;
}

.link svg {
  inline-size: 0.75rem;
  block-size: 0.75rem;
  transition: transform 0.28s var(--ease-out);
}

[dir="rtl"] .link svg {
  transform: scaleX(-1);
}

.link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link:hover svg {
  transform: translateX(3px);
}

[dir="rtl"] .link:hover svg {
  transform: scaleX(-1) translateX(3px);
}

.on-night .link {
  color: var(--neo-2);
}

/* --------------------------------------------------------------------------
   9. Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  isolation: isolate;
  background: var(--night);
  color: var(--on-night);
  overflow: hidden;
  padding-block: clamp(8.5rem, 20vh, 12rem) clamp(4rem, 8vw, 6rem);
  text-align: center;
  min-block-size: min(100vh, 940px);
  display: flex;
  align-items: center;
}

.hero-inner {
  position: relative;
  z-index: 1;
  inline-size: 100%;
}

.hero-schematic {
  position: absolute;
  z-index: -1;
  top: 50%;
  left: 50%;
  translate: -50% -50%;
  inline-size: min(150%, 1080px);
  block-size: auto;
  color: rgba(255, 255, 255, 0.5);
  opacity: 0.45;
  pointer-events: none;
}

.hero-schematic .ring-outer {
  transform-origin: 400px 400px;
  animation: spin 96s linear infinite;
}

.hero-schematic .ring-mid {
  transform-origin: 400px 400px;
  animation: spin 68s linear infinite reverse;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.3rem 0.9rem 0.3rem 0.3rem;
  border-radius: var(--r-pill);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--night-line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  font-size: 0.84rem;
  color: var(--on-night-2);
  margin-block-end: 1.75rem;
}

[dir="rtl"] .badge {
  padding: 0.3rem 0.3rem 0.3rem 0.9rem;
}

.badge b {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.62rem;
  border-radius: var(--r-pill);
  background: linear-gradient(120deg, var(--neo-2), var(--neo));
  color: #04121f;
  font-size: 0.74rem;
  font-weight: 650;
}

.hero h1 {
  max-inline-size: 16ch;
  margin-inline: auto;
}

.hero .lead {
  max-inline-size: 40rem;
  margin: 1.6rem auto 0;
  color: var(--on-night-2);
}

.hero .btn-row {
  margin-block-start: 2.5rem;
}

.strip {
  margin-block-start: clamp(3.5rem, 7vw, 5.5rem);
}

.strip-title {
  font-size: 0.75rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--on-night-3);
  margin-block-end: 1.25rem;
  font-weight: 550;
}

:root[lang="ar"] .strip-title {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.85rem;
}

.strip ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem 0;
  border-block: 1px solid var(--night-line);
  padding-block: 1.15rem;
}

.strip li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-inline: clamp(0.65rem, 1.6vw, 1.4rem);
  font-size: clamp(0.82rem, 1.05vw, 0.95rem);
  font-weight: 450;
  color: var(--on-night-2);
}

.strip li:not(:last-child)::after {
  content: "";
  inline-size: 3px;
  block-size: 3px;
  border-radius: 50%;
  background: var(--neo-2);
  flex: none;
}

.page-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(8rem, 16vh, 10.5rem) clamp(2.5rem, 5vw, 4rem);
  background: var(--paper-2);
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse 60% 90% at 88% 0%, rgba(10, 132, 255, 0.14), transparent 62%),
    radial-gradient(ellipse 50% 80% at 4% 8%, rgba(79, 107, 255, 0.1), transparent 60%);
}

.page-hero h1 {
  max-inline-size: 19ch;
}

.page-hero .lead {
  max-inline-size: 42rem;
  margin-block-start: 1.4rem;
}

/* --------------------------------------------------------------------------
   10. Cards
   -------------------------------------------------------------------------- */

.card {
  position: relative;
  padding: clamp(1.6rem, 2.4vw, 2.1rem);
  border-radius: var(--r-lg);
  background: var(--card);
  border: 1px solid var(--line);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out),
    border-color 0.4s var(--ease);
}

.section-grey .card {
  border-color: transparent;
  box-shadow: var(--shadow-1);
}

a.card:hover,
.card.is-linked:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-2);
  border-color: transparent;
}

.on-night .card {
  background: var(--night-card);
  border-color: var(--night-line);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.on-night .card p {
  color: var(--on-night-2);
}

.card h3 {
  margin-block-end: 0.6rem;
}

.card p {
  color: var(--ink-2);
  font-size: 1rem;
  line-height: 1.55;
}

.card-icon {
  inline-size: 2.25rem;
  block-size: 2.25rem;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--blue-soft);
  color: var(--blue);
  margin-block-end: 1.15rem;
  transition: transform 0.4s var(--ease-out);
}

.on-night .card-icon {
  background: rgba(255, 255, 255, 0.09);
  color: var(--neo-2);
}

a.card:hover .card-icon {
  transform: scale(1.08) rotate(-3deg);
}

.card-icon svg {
  inline-size: 1.05rem;
  block-size: 1.05rem;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-block-start: 1.25rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--blue);
}

.card-link svg {
  inline-size: 0.75rem;
  block-size: 0.75rem;
  transition: transform 0.28s var(--ease-out);
}

[dir="rtl"] .card-link svg {
  transform: scaleX(-1);
}

a.card:hover .card-link svg {
  transform: translateX(3px);
}

[dir="rtl"] a.card:hover .card-link svg {
  transform: scaleX(-1) translateX(3px);
}

.ticks {
  display: grid;
  gap: 0.55rem;
  margin-block-start: 1.35rem;
  padding-block-start: 1.35rem;
  border-block-start: 1px solid var(--line);
}

.on-night .ticks {
  border-block-start-color: var(--night-line);
}

.ticks li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.925rem;
  color: var(--ink-2);
  line-height: 1.45;
}

.on-night .ticks li {
  color: var(--on-night-2);
}

.ticks svg {
  inline-size: 0.8rem;
  block-size: 0.8rem;
  flex: none;
  color: var(--blue);
  margin-block-start: 0.28rem;
}

.on-night .ticks svg {
  color: var(--neo-2);
}

/* --------------------------------------------------------------------------
   11. Steps, why-list, chips, tags
   -------------------------------------------------------------------------- */

.steps {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  border-block-start: 1px solid var(--line);
}

.step {
  padding: clamp(1.6rem, 2.6vw, 2.2rem) clamp(1rem, 2vw, 1.75rem);
  border-block-end: 1px solid var(--line);
  border-inline-end: 1px solid var(--line);
}

.step:last-child {
  border-inline-end-color: transparent;
}

.step-n {
  display: block;
  font-size: 2.5rem;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-block-end: 1.1rem;
  background: linear-gradient(120deg, var(--neo-2), var(--neo-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.step h3 {
  margin-block-end: 0.55rem;
}

.step p {
  color: var(--ink-2);
  font-size: 0.975rem;
  line-height: 1.55;
}

.why-list {
  display: grid;
}

.why-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem 1.5rem;
  padding-block: clamp(1.5rem, 2.6vw, 2.1rem);
  border-block-start: 1px solid var(--line);
  align-items: start;
}

.why-item:last-child {
  border-block-end: 1px solid var(--line);
}

.why-item .why-n {
  font-family: var(--f-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--blue);
  padding-block-start: 0.4rem;
}

.why-item h3 {
  margin-block-end: 0.5rem;
}

.why-item p {
  color: var(--ink-2);
  max-inline-size: 52ch;
}

@media (min-width: 820px) {
  .why-item {
    grid-template-columns: 3.5rem minmax(0, 21rem) 1fr;
    gap: 2.5rem;
    align-items: baseline;
  }
  .why-item h3 {
    margin-block-end: 0;
  }
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1rem;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 0.9rem;
  font-weight: 450;
  color: var(--ink-2);
  transition: border-color 0.24s var(--ease), color 0.24s var(--ease),
    transform 0.24s var(--ease-out), box-shadow 0.24s var(--ease);
}

.chip:hover {
  border-color: transparent;
  color: var(--ink);
  transform: translateY(-3px);
  box-shadow: var(--shadow-1);
}

.chip-blue {
  background: var(--blue-soft);
  border-color: transparent;
  color: var(--blue);
  font-weight: 500;
}

.chip svg {
  inline-size: 0.8rem;
  block-size: 0.8rem;
}

.on-night .chip {
  background: var(--night-card);
  border-color: var(--night-line);
  color: var(--on-night-2);
}

.on-night .chip-blue {
  background: rgba(65, 209, 255, 0.14);
  color: var(--neo-2);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--r-pill);
  font-size: 0.78rem;
  font-weight: 550;
}

.tag-live {
  background: rgba(48, 209, 88, 0.16);
  color: #17803d;
}

:root[data-theme="dark"] .tag-live,
:root[data-theme="dim"] .tag-live,
.on-night .tag-live {
  color: #5ee08a;
}

.tag-done {
  background: var(--blue-soft);
  color: var(--blue);
}

.tag-example {
  background: var(--neutral-soft);
  color: var(--ink-2);
}

.tag .dot {
  inline-size: 0.4rem;
  block-size: 0.4rem;
  border-radius: 50%;
  background: currentColor;
  flex: none;
  position: relative;
}

.tag-live .dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2.4s var(--ease) infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  70%,
  100% {
    transform: scale(3);
    opacity: 0;
  }
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.5rem 1rem;
  border-radius: var(--r-pill);
  background: rgba(48, 209, 88, 0.16);
  color: #17803d;
  font-size: 0.875rem;
  font-weight: 550;
}

:root[data-theme="dark"] .status,
:root[data-theme="dim"] .status,
.on-night .status {
  color: #5ee08a;
}

.status .dot {
  inline-size: 0.42rem;
  block-size: 0.42rem;
  border-radius: 50%;
  background: currentColor;
  flex: none;
  position: relative;
}

.status .dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2.4s var(--ease) infinite;
}

/* --------------------------------------------------------------------------
   12. Feature block — used for FleetLedger and every project on Our Work
   -------------------------------------------------------------------------- */

.feature {
  display: grid;
  gap: clamp(2.25rem, 4vw, 4rem);
  align-items: center;
}

@media (min-width: 920px) {
  .feature {
    grid-template-columns: 1fr 1fr;
  }
  /* Alternate which side the visual sits on, so the page doesn't march. */
  .feature.is-flipped .feature-body {
    order: 2;
  }
}

.feature-body h2,
.feature-body h3 {
  margin-block-end: 0.75rem;
}

.feature-body .lead {
  margin-block-end: 1.25rem;
}

.feature-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-block-start: 1.5rem;
}

.feature-location {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.82rem;
  color: var(--ink-3);
}

.feature-location svg {
  inline-size: 0.8rem;
  block-size: 0.8rem;
}

.on-night .feature-location {
  color: var(--on-night-3);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr));
  gap: 0.6rem 1.25rem;
  margin-block: 1.6rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.95rem;
  color: var(--ink-2);
  line-height: 1.45;
}

.on-night .feature-list li {
  color: var(--on-night-2);
}

.feature-list svg {
  inline-size: 0.8rem;
  block-size: 0.8rem;
  color: var(--blue);
  flex: none;
  margin-block-start: 0.24rem;
}

.on-night .feature-list svg {
  color: var(--neo-2);
}

/* The visual half: an abstract module view, not a screenshot. */
.feature-visual {
  position: relative;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background: var(--card);
  padding: clamp(1.35rem, 2.5vw, 1.9rem);
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

.on-night .feature-visual {
  border-color: var(--night-line);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 40px 90px -40px rgba(0, 0, 0, 0.8);
}

.fv-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-block-end: 0.9rem;
  margin-block-end: 1rem;
  border-block-end: 1px solid var(--line);
}

.on-night .fv-head {
  border-block-end-color: var(--night-line);
}

.fv-mark {
  inline-size: 1rem;
  block-size: 1rem;
  color: var(--blue);
  flex: none;
}

.on-night .fv-mark {
  color: var(--neo-2);
}

.fv-mark svg {
  inline-size: 100%;
  block-size: 100%;
}

.fv-name {
  font-size: 0.83rem;
  font-weight: 550;
  color: var(--ink-2);
}

.on-night .fv-name {
  color: var(--on-night-2);
}

.fv-dots {
  display: flex;
  gap: 0.28rem;
  margin-inline-start: auto;
}

.fv-dots i {
  inline-size: 0.38rem;
  block-size: 0.38rem;
  border-radius: 50%;
  background: var(--line-2);
  display: block;
}

.on-night .fv-dots i {
  background: var(--night-line-2);
}

.fv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
}

.fv-cell {
  padding: 0.85rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: var(--paper-2);
  display: grid;
  gap: 0.55rem;
  transition: border-color 0.35s var(--ease);
}

.on-night .fv-cell {
  border-color: var(--night-line);
  background: rgba(255, 255, 255, 0.04);
}

.feature-visual:hover .fv-cell {
  border-color: var(--blue);
}

.on-night .feature-visual:hover .fv-cell {
  border-color: rgba(65, 209, 255, 0.35);
}

.fv-cell svg {
  inline-size: 0.9rem;
  block-size: 0.9rem;
  color: var(--blue);
}

.on-night .fv-cell svg {
  color: var(--neo-2);
}

.fv-cell span {
  font-size: 0.78rem;
  font-weight: 450;
  color: var(--ink-2);
  line-height: 1.3;
}

.on-night .fv-cell span {
  color: var(--on-night-2);
}

.fv-bar {
  block-size: 3px;
  border-radius: 2px;
  background: var(--line);
  overflow: hidden;
}

.on-night .fv-bar {
  background: var(--night-line);
}

.fv-bar i {
  display: block;
  block-size: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--neo-2), var(--neo));
}

.fv-foot {
  margin-block-start: 1rem;
  padding-block-start: 1rem;
  border-block-start: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.on-night .fv-foot {
  border-block-start-color: var(--night-line);
}

.fv-lang {
  padding: 0.22rem 0.55rem;
  border-radius: 6px;
  background: var(--blue-soft);
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 550;
}

.on-night .fv-lang {
  background: rgba(65, 209, 255, 0.14);
  color: var(--neo-2);
}

/* Divider between stacked project features */
.feature + .feature {
  margin-block-start: clamp(3.5rem, 7vw, 6rem);
  padding-block-start: clamp(3.5rem, 7vw, 6rem);
  border-block-start: 1px solid var(--line);
}

/* --------------------------------------------------------------------------
   13. Case study page
   -------------------------------------------------------------------------- */

.meta-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 10rem), 1fr));
  border-block: 1px solid var(--line);
}

.meta-bar div {
  padding-block: 1.25rem;
  padding-inline-end: 1rem;
  border-inline-end: 1px solid var(--line);
}

.meta-bar div:last-child {
  border-inline-end-color: transparent;
}

.meta-bar dt {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-block-end: 0.4rem;
  font-weight: 550;
}

:root[lang="ar"] .meta-bar dt {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.85rem;
}

.meta-bar dd {
  margin: 0;
  font-size: 1rem;
  font-weight: 550;
  color: var(--ink);
}

.prose {
  max-inline-size: var(--wrap-text);
}

.prose p + p {
  margin-block-start: 1.15rem;
}

.prose p {
  color: var(--ink-2);
  font-size: clamp(1.0625rem, 1.35vw, 1.15rem);
  line-height: 1.62;
}

.split {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3.5rem);
}

@media (min-width: 920px) {
  .split {
    grid-template-columns: minmax(0, 18rem) minmax(0, 1fr);
  }
  .split-sticky {
    position: sticky;
    inset-block-start: 6rem;
    align-self: start;
  }
  .split-sticky .h2 {
    font-size: clamp(1.7rem, 2.6vw, 2.3rem);
  }
}

/* --------------------------------------------------------------------------
   14. Forms
   -------------------------------------------------------------------------- */

.form-layout {
  display: grid;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

@media (min-width: 960px) {
  .form-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 19rem);
  }
}

.form-card {
  padding: clamp(1.6rem, 3vw, 2.75rem);
  border-radius: var(--r-xl);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
}

.field-grid {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 0.875rem;
  font-weight: 550;
  color: var(--ink);
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
}

.field label .opt {
  font-weight: 400;
  font-size: 0.78rem;
  color: var(--ink-3);
}

.field input,
.field select,
.field textarea {
  inline-size: 100%;
  padding: 0.8rem 1rem;
  border-radius: var(--r-md);
  border: 1px solid var(--line-2);
  background: var(--paper);
  color: var(--ink);
  font-size: 1rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.field textarea {
  min-block-size: 8.5rem;
  resize: vertical;
  line-height: 1.55;
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2386868b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  background-size: 1rem;
  padding-inline-end: 2.6rem;
}

[dir="rtl"] .field select {
  background-position: left 0.9rem center;
  padding-inline-end: 1rem;
  padding-inline-start: 2.6rem;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--ink-3);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px var(--blue-soft);
}

.field .hint {
  font-size: 0.8rem;
  color: var(--ink-3);
}

.field .err {
  font-size: 0.8rem;
  color: #d70015;
  font-weight: 500;
}

:root[data-theme="dark"] .field .err,
:root[data-theme="dim"] .field .err {
  color: #ff6961;
}

.field[data-invalid="true"] input,
.field[data-invalid="true"] select,
.field[data-invalid="true"] textarea {
  border-color: #d70015;
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
  margin-block-start: 1.4rem;
  font-size: 0.9rem;
  color: var(--ink-2);
  line-height: 1.45;
  cursor: pointer;
}

.consent input {
  inline-size: 1.1rem;
  block-size: 1.1rem;
  margin: 0.15rem 0 0;
  accent-color: var(--blue);
  flex: none;
  cursor: pointer;
}

.hp {
  position: absolute !important;
  inline-size: 1px;
  block-size: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

.hp input {
  inline-size: 1px;
  block-size: 1px;
}

.form-actions {
  margin-block-start: 1.7rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.btn[aria-busy="true"] {
  opacity: 0.7;
  pointer-events: none;
}

.form-note {
  font-size: 0.8rem;
  color: var(--ink-3);
  max-inline-size: 24rem;
}

.form-msg {
  display: none;
  gap: 0.8rem;
  padding: 1.15rem 1.3rem;
  border-radius: var(--r-md);
  margin-block-end: 1.6rem;
  background: var(--paper-2);
  align-items: flex-start;
}

.form-msg.is-shown {
  display: flex;
}

.form-msg svg {
  inline-size: 1.05rem;
  block-size: 1.05rem;
  flex: none;
  margin-block-start: 0.2rem;
}

.form-msg strong {
  display: block;
  font-weight: 600;
  color: var(--ink);
  margin-block-end: 0.2rem;
}

.form-msg p {
  font-size: 0.9rem;
  color: var(--ink-2);
  line-height: 1.5;
}

.form-msg-ok {
  background: rgba(48, 209, 88, 0.12);
}

.form-msg-ok svg {
  color: #17803d;
}

:root[data-theme="dark"] .form-msg-ok svg,
:root[data-theme="dim"] .form-msg-ok svg {
  color: #5ee08a;
}

.form-msg-err {
  background: rgba(215, 0, 21, 0.08);
}

.form-msg-err svg {
  color: #d70015;
}

:root[data-theme="dark"] .form-msg-err svg,
:root[data-theme="dim"] .form-msg-err svg {
  color: #ff6961;
}

.contact-aside {
  display: grid;
  gap: 1.75rem;
}

.contact-block {
  display: grid;
  gap: 0.4rem;
}

.contact-block .k {
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 550;
}

:root[lang="ar"] .contact-block .k {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.85rem;
}

.contact-block a {
  color: var(--blue);
  font-weight: 450;
  word-break: break-word;
}

.contact-block a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-block address {
  font-style: normal;
  color: var(--ink-2);
  font-size: 0.975rem;
  line-height: 1.55;
}

.contact-block address strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
  margin-block-end: 0.15rem;
}

/* --------------------------------------------------------------------------
   15. WhatsApp
   -------------------------------------------------------------------------- */

.wa-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1rem;
  border-radius: var(--r-pill);
  background: #25d366;
  color: #06301a;
  font-size: 0.875rem;
  font-weight: 600;
  transition: transform 0.24s var(--ease-out), box-shadow 0.24s var(--ease);
}

.wa-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 26px -10px rgba(37, 211, 102, 0.7);
}

.wa-btn svg {
  inline-size: 0.9rem;
  block-size: 0.9rem;
  flex: none;
}

.btn .wa-glyph {
  inline-size: 0.95rem;
  block-size: 0.95rem;
}

/* Floating action button — reachable everywhere, small enough to ignore. */
/* A fixed circle, so the glyph is centred by grid rather than pushed off
   by a flex gap and a zero-width label. White glass, not brand green. */
.wa-fab {
  position: fixed;
  inset-block-end: max(1.15rem, env(safe-area-inset-bottom));
  inset-inline-end: 1.15rem;
  z-index: 150;
  inline-size: 3rem;
  block-size: 3rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: #ffffff;
  backdrop-filter: blur(14px) saturate(180%);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45),
    0 6px 22px -8px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease),
    background-color 0.3s var(--ease);
}

/* On a light page the same glass needs ink and a darker rim to stay visible. */
:root[data-theme="light"] .wa-fab {
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(0, 0, 0, 0.08);
  color: #1d1d1f;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 6px 22px -8px rgba(0, 0, 0, 0.25);
}

.wa-fab svg {
  inline-size: 1.3rem;
  block-size: 1.3rem;
}

.wa-fab:hover,
.wa-fab:focus-visible {
  transform: translateY(-3px) scale(1.04);
  background: rgba(255, 255, 255, 0.26);
}

:root[data-theme="light"] .wa-fab:hover,
:root[data-theme="light"] .wa-fab:focus-visible {
  background: rgba(255, 255, 255, 0.9);
}

/* --------------------------------------------------------------------------
   16. CTA band
   -------------------------------------------------------------------------- */

.cta-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--night);
  color: var(--on-night);
  padding-block: clamp(4.5rem, 9vw, 7.5rem);
  text-align: center;
}

.cta-band h2 {
  max-inline-size: 19ch;
  margin-inline: auto;
  color: var(--on-night);
}

.cta-band .lead {
  margin: 1.1rem auto 0;
  max-inline-size: 34rem;
  color: var(--on-night-2);
}

.cta-band .btn-row {
  margin-block-start: 2.25rem;
}

.cta-band .wrap {
  position: relative;
  z-index: 1;
}

/* --------------------------------------------------------------------------
   17. Footer
   -------------------------------------------------------------------------- */

.site-footer {
  background: var(--paper-2);
  border-block-start: 1px solid var(--line);
  padding-block: clamp(3.25rem, 6vw, 4.5rem) 2rem;
  font-size: 0.925rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr));
}

.footer-brand {
  max-inline-size: 22rem;
}

@media (min-width: 860px) {
  .footer-grid {
    grid-template-columns: 1.5fr 0.9fr 0.9fr 1.3fr;
  }
}

.footer-brand p {
  margin-block-start: 1rem;
  color: var(--ink-2);
  line-height: 1.55;
}

.footer-col h2 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-block-end: 1rem;
}

:root[lang="ar"] .footer-col h2 {
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.9rem;
}

.footer-col ul {
  display: grid;
  gap: 0.65rem;
}

.footer-col a {
  color: var(--ink-2);
  transition: color 0.2s var(--ease);
}

.footer-col a:hover {
  color: var(--blue);
}

.footer-offices {
  display: grid;
  gap: 1.1rem;
  margin-block-end: 1.25rem;
}

.footer-offices address {
  font-style: normal;
  color: var(--ink-2);
  line-height: 1.5;
}

.footer-offices strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.875rem;
  margin-block-end: 0.15rem;
}

.footer-bottom {
  margin-block-start: clamp(2.5rem, 5vw, 3.5rem);
  padding-block-start: 1.5rem;
  border-block-start: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  color: var(--ink-3);
}

/* --------------------------------------------------------------------------
   18. 404
   -------------------------------------------------------------------------- */

.nf {
  min-block-size: 74vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding-block: 9rem 4rem;
}

.nf-code {
  font-size: clamp(4rem, 13vw, 7rem);
  font-weight: 650;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-block-end: 1.5rem;
  background: linear-gradient(120deg, var(--neo-2), var(--neo-3));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

/* --------------------------------------------------------------------------
   19. Motion
   -------------------------------------------------------------------------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  transition-delay: var(--d, 0ms);
}

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

.no-js [data-reveal] {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .field b,
  .hero-schematic .ring-outer,
  .hero-schematic .ring-mid {
    animation: none;
  }

  .status .dot::after,
  .tag-live .dot::after {
    animation: none;
    opacity: 0;
  }
}

/* --------------------------------------------------------------------------
   20. Utilities
   -------------------------------------------------------------------------- */

.stack-sm > * + * {
  margin-block-start: 0.75rem;
}

.stack > * + * {
  margin-block-start: 1.5rem;
}

.center {
  text-align: center;
}

.mt-1 { margin-block-start: 1rem; }
.mt-2 { margin-block-start: 2rem; }
.mt-3 { margin-block-start: 3rem; }

.note {
  padding: 1.15rem 1.35rem;
  border-radius: var(--r-md);
  background: var(--paper-2);
  border-inline-start: 3px solid var(--blue);
  font-size: 0.95rem;
  color: var(--ink-2);
  line-height: 1.55;
}

.section-grey .note {
  background: var(--card);
}

.on-night .note {
  background: var(--night-card);
  border-inline-start-color: var(--neo-2);
  color: var(--on-night-2);
}

/* --------------------------------------------------------------------------
   21. Carousel — one project at a time, dots to move between them
   -------------------------------------------------------------------------- */

.carousel {
  position: relative;
}

/* Native scroll-snap does the work, so swipe on touch is free and the
   thing still functions with JavaScript off. */
.carousel__track {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -ms-overflow-style: none;
  gap: clamp(1rem, 3vw, 2.5rem);
}

.carousel__track::-webkit-scrollbar {
  display: none;
}

.carousel__slide {
  flex: 0 0 100%;
  min-inline-size: 0;
  scroll-snap-align: center;
}

/* Slides that aren't current recede slightly, so the active one reads first. */
.carousel__slide > .feature {
  opacity: 0.45;
  transition: opacity 0.5s var(--ease);
}

.carousel__slide.is-current > .feature {
  opacity: 1;
}

.no-js .carousel__slide > .feature {
  opacity: 1;
}

.carousel__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-block-start: clamp(1.75rem, 4vw, 2.75rem);
}

.carousel__arrow {
  inline-size: 2.5rem;
  block-size: 2.5rem;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
  transition: border-color 0.24s var(--ease), transform 0.24s var(--ease-out),
    opacity 0.24s var(--ease);
}

.carousel__arrow:hover {
  border-color: var(--ink);
  transform: scale(1.06);
}

.carousel__arrow[disabled] {
  opacity: 0.35;
  cursor: default;
  transform: none;
}

.carousel__arrow svg {
  inline-size: 0.9rem;
  block-size: 0.9rem;
}

[dir="rtl"] .carousel__arrow svg {
  transform: scaleX(-1);
}

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

.carousel__dot {
  inline-size: 0.55rem;
  block-size: 0.55rem;
  padding: 0;
  border: 0;
  border-radius: var(--r-pill);
  background: var(--line-2);
  cursor: pointer;
  transition: inline-size 0.4s var(--ease-out), background-color 0.3s var(--ease);
}

.carousel__dot:hover {
  background: var(--ink-3);
}

.carousel__dot[aria-current="true"] {
  inline-size: 1.75rem;
  background: var(--blue);
}

/* A comfortable tap target without a huge visible dot. */
.carousel__dot::before {
  content: "";
  position: absolute;
  inset: -0.7rem;
}

.carousel__dot {
  position: relative;
}

.carousel__count {
  font-size: 0.82rem;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
  min-inline-size: 3.5rem;
  text-align: center;
}

@media (max-width: 640px) {
  .carousel__arrow {
    display: none;
  }
  .carousel__count {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   22. Touch targets
   -------------------------------------------------------------------------- */

/* On a touch screen the header controls grow to Apple's 44px minimum. The
   visible chrome stays the same size; the hit area is extended underneath,
   so nothing looks heavier but everything is comfortably tappable. */
@media (hover: none) and (pointer: coarse) {
  .icon-btn,
  .lang-btn {
    min-block-size: 2.75rem;
  }

  .icon-btn {
    min-inline-size: 2.75rem;
  }

  .switcher__option {
    inline-size: 2.5rem;
    block-size: 2.5rem;
  }

  .switcher__glass {
    inline-size: 2.5rem;
  }

  .switcher:has(.switcher__input[value="dark"]:checked) .switcher__glass {
    transform: translateX(2.5rem);
  }

  .switcher:has(.switcher__input[value="dim"]:checked) .switcher__glass {
    transform: translateX(5rem);
  }

  [dir="rtl"] .switcher:has(.switcher__input[value="dark"]:checked) .switcher__glass {
    transform: translateX(-2.5rem);
  }

  [dir="rtl"] .switcher:has(.switcher__input[value="dim"]:checked) .switcher__glass {
    transform: translateX(-5rem);
  }

  .lang-menu a,
  .carousel__dot,
  .mobile-menu nav a {
    min-block-size: 2.75rem;
  }

  .carousel__dot {
    min-inline-size: 1.5rem;
  }
}

/* The burger doubles as the close control: it swaps to an X while the panel
   is open. Living in the header keeps it above the panel and tappable — a
   button placed inside the panel would sit under the fixed header. */
.menu-btn .i-close {
  display: none;
}

.menu-btn[aria-expanded="true"] .i-menu {
  display: none;
}

.menu-btn[aria-expanded="true"] .i-close {
  display: block;
}

/* While the panel is open the burger takes the panel's ink, not the hero's. */
.site-header.is-over-dark:not(.is-stuck) .menu-btn[aria-expanded="true"] {
  color: var(--ink);
  opacity: 1;
}