:root {
  --carbon: #0e0f11;
  --ink: #16181c;
  --steel: #2a2d33;
  --tally: #e8524a;
  --tally-deep: #d13c34;
  --ivory: #f4f1ea;
  --graphite: #8a8f98;
  --bone: #565b64;

  --bg: var(--carbon);
  --panel: var(--ink);
  --panel-2: #13151a;
  --border: var(--steel);
  --border-soft: #20232a;
  --fg: var(--ivory);
  --fg-dim: var(--graphite);
  --accent: var(--tally);
  --accent-ink: #12131a;
  --ring: rgba(232, 82, 74, 0.55);

  --display: "Space Grotesk", system-ui, sans-serif;
  --body: "Space Grotesk", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --arabic: "Readex Pro", "SF Arabic", "Geeza Pro", "Noto Naskh Arabic", sans-serif;

  --measure: 62ch;
  --wrap: 1180px;
  --pad: clamp(1.25rem, 5vw, 5rem);
  --grid-line: rgba(244, 241, 234, 0.035);
  --glow-tally: rgba(232, 82, 74, 0.08);
  --glow-ivory: rgba(244, 241, 234, 0.045);
}

:root[data-theme="light"] {
  --bg: var(--ivory);
  --panel: #fffdf8;
  --panel-2: #ebe6dc;
  --border: #d0cbc0;
  --border-soft: #ddd8cd;
  --fg: #14161a;
  --fg-dim: var(--bone);
  --accent: var(--tally-deep);
  --accent-ink: var(--ivory);
  --ring: rgba(209, 60, 52, 0.45);
  --grid-line: rgba(20, 22, 26, 0.045);
  --glow-tally: rgba(209, 60, 52, 0.07);
  --glow-ivory: rgba(20, 22, 26, 0.035);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--body);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

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

.mono {
  font-family: var(--mono);
}

:root[lang="en"] [data-lang="ar"],
:root[lang="ar"] [data-lang="en"] {
  display: none;
}

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad);
  position: relative;
  z-index: 1;
}

.skip {
  position: absolute;
  inset-inline-start: var(--pad);
  top: 0.6rem;
  z-index: 20;
  padding: 0.4rem 0.7rem;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  transform: translateY(-140%);
}

.skip:focus {
  transform: none;
}

/* ---------- lockup ---------- */
.lockup {
  display: inline-flex;
  align-items: center;
  --h: calc(var(--fs) * 0.7);
  color: inherit;
  text-decoration: none;
}

.lockup > .mark {
  margin-inline-end: calc(var(--h) / 2);
}

.mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: calc(var(--h) * 0.62);
  height: var(--h);
  flex: none;
}

.mark i {
  display: block;
  width: calc(var(--h) * 0.707);
  height: calc(var(--h) * 0.707);
  border-top: calc(var(--h) / 5) solid var(--accent);
  border-right: calc(var(--h) / 5) solid var(--accent);
  transform: rotate(45deg);
}

.word {
  font-family: var(--display);
  font-size: var(--fs);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.015em;
  white-space: nowrap;
  text-transform: none;
}

.cur {
  display: inline-block;
  width: 0.5em;
  height: 0.075em;
  background: var(--accent);
  margin-inline-start: 0.11em;
  vertical-align: -0.05em;
}

.live {
  animation: blink 1s steps(1, end) infinite;
}

@keyframes blink {
  0%,
  49% {
    opacity: 1;
  }
  50%,
  100% {
    opacity: 0;
  }
}

/* ---------- header ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.15rem;
  border-block-end: 1px solid var(--border-soft);
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 8;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(16px);
}

.nav {
  display: none;
  align-items: center;
  gap: 1.35rem;
}

.nav a {
  color: var(--fg-dim);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a:hover {
  color: var(--fg);
}

@media (min-width: 880px) {
  .nav {
    display: flex;
  }
}

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

.btn-ghost {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.5rem 0.75rem;
  border-radius: 2px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.btn-ghost:hover {
  color: var(--fg);
  border-color: var(--accent);
}

.btn-ghost:focus-visible,
.btn:focus-visible,
.nav a:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.btn-ghost[aria-pressed="true"] {
  color: var(--accent);
  border-color: var(--accent);
}

/* ---------- type ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.4rem;
}

.eyebrow .mark {
  --h: 11px;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

:root[lang="ar"] h1,
:root[lang="ar"] h2,
:root[lang="ar"] h3 {
  font-family: var(--arabic);
  letter-spacing: 0;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.1rem, 5.4vw, 3.6rem);
  line-height: 1.04;
  margin: 0 0 1.25rem;
}

:root[lang="ar"] h1 {
  line-height: 1.28;
}

h2 {
  font-size: clamp(1.5rem, 3.2vw, 2.15rem);
  line-height: 1.12;
  margin: 0 0 0.7rem;
}

:root[lang="ar"] h2 {
  line-height: 1.35;
}

h3 {
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
}

.lede {
  font-size: 1.08rem;
  color: var(--fg-dim);
  max-width: var(--measure);
  margin: 0 0 2rem;
}

:root[lang="ar"] .lede {
  font-size: 1.12rem;
}

/* ---------- buttons ---------- */
.cta-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.phone {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
  direction: ltr;
  unicode-bidi: isolate;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 1.35rem;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: transform 0.12s, background 0.15s, border-color 0.15s, color 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 500;
}

.btn-primary .mark {
  --h: 10px;
}

.btn-primary .mark i {
  border-color: var(--accent-ink);
}

.btn-primary:hover {
  transform: translateY(-1px);
}

.btn-secondary {
  border-color: var(--border);
  color: var(--fg);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---------- hero ---------- */
.hero {
  padding-block: clamp(3rem, 7vw, 6rem) clamp(2rem, 5vw, 4rem);
}

.hero-grid {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: 1fr;
}

@media (min-width: 940px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
  }
}

/* product viewport stays dark — it is a device, not a page panel */
.scope {
  position: relative;
  aspect-ratio: 16 / 10;
  background:
    linear-gradient(rgba(244, 241, 234, 0.045) 1px, transparent 1px) 0 0 / 100% 12.5%,
    linear-gradient(90deg, rgba(244, 241, 234, 0.045) 1px, transparent 1px) 0 0 / 12.5% 100%,
    linear-gradient(0deg, #101216, #191c22);
  border: 1px solid #2a2d33;
  overflow: hidden;
}

.scope::before,
.scope::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  pointer-events: none;
  opacity: 0.7;
  z-index: 2;
}

.scope::before {
  inset-block-start: 10px;
  inset-inline-start: 10px;
  border-block-start: 2px solid var(--tally);
  border-inline-start: 2px solid var(--tally);
}

.scope::after {
  inset-block-end: 10px;
  inset-inline-end: 10px;
  border-block-end: 2px solid var(--tally);
  border-inline-end: 2px solid var(--tally);
}

.scope-scan {
  position: absolute;
  inset-inline: 0;
  height: 28%;
  background: linear-gradient(to bottom, transparent, rgba(232, 82, 74, 0.07), transparent);
  animation: scope-scan 6.5s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

.scope-label,
.scope-live {
  position: absolute;
  inset-block-start: 0.75rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  z-index: 3;
}

.scope-label {
  inset-inline-start: 0.9rem;
  color: rgba(244, 241, 234, 0.7);
}

.scope-live {
  inset-inline-end: 0.9rem;
  background: var(--tally);
  color: #12131a;
  padding: 0.18rem 0.4rem;
}

.box {
  position: absolute;
  opacity: 0;
  animation: resolve 0.55s ease-out forwards;
  z-index: 2;
}

.box span {
  position: absolute;
  width: 13px;
  height: 13px;
  border: 2px solid var(--tally);
}

.box span:nth-child(1) {
  top: 0;
  left: 0;
  border-right: 0;
  border-bottom: 0;
}

.box span:nth-child(2) {
  top: 0;
  right: 0;
  border-left: 0;
  border-bottom: 0;
}

.box span:nth-child(3) {
  bottom: 0;
  left: 0;
  border-right: 0;
  border-top: 0;
}

.box span:nth-child(4) {
  bottom: 0;
  right: 0;
  border-left: 0;
  border-top: 0;
}

.box.sec span {
  border-color: rgba(244, 241, 234, 0.4);
}

.chip {
  position: absolute;
  top: -9px;
  left: 0;
  transform: translateY(-100%);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  padding: 3px 6px;
  background: var(--tally);
  color: #12131a;
  white-space: nowrap;
}

.box.sec .chip {
  background: rgba(244, 241, 234, 0.4);
  color: #12131a;
}

.d1 {
  left: 16%;
  top: 28%;
  width: 24%;
  height: 42%;
  animation-delay: 0.35s;
}

.d2 {
  left: 58%;
  top: 38%;
  width: 22%;
  height: 24%;
  animation-delay: 0.95s;
}

.scope-caption {
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  padding: 0.95rem 1rem 1rem;
  background: linear-gradient(0deg, rgba(10, 11, 13, 0.94) 40%, transparent);
  z-index: 3;
}

.scope-caption p {
  margin: 0;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ivory);
}

.scope-meta {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone);
  margin-top: 0.4rem;
}

/* ---------- sections ---------- */
section {
  padding-block: clamp(3rem, 6vw, 5.5rem);
  border-block-start: 1px solid var(--border-soft);
}

.sec-head {
  margin-bottom: 2.5rem;
}

.sec-head p {
  color: var(--fg-dim);
  max-width: var(--measure);
  margin: 0;
}

.grid {
  display: grid;
  gap: 1px;
  background: var(--border-soft);
  border: 1px solid var(--border-soft);
}

@media (min-width: 700px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.cell {
  background: color-mix(in srgb, var(--bg) 88%, var(--panel));
  padding: 1.6rem;
  transition: background 0.25s ease, transform 0.25s ease;
}

.cell:hover {
  background: var(--panel);
}

.cell .mark {
  --h: 16px;
  margin-bottom: 0.85rem;
}

.cell p {
  color: var(--fg-dim);
  font-size: 0.93rem;
  margin: 0;
}

.cell-tag {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.8rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.chip-item {
  font-family: var(--mono);
  font-size: 0.74rem;
  border: 1px solid var(--border);
  color: var(--fg-dim);
  padding: 0.4rem 0.7rem;
  border-radius: 2px;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.chip-item:hover {
  border-color: var(--accent);
  color: var(--fg);
}

.rules {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border-soft);
  border: 1px solid var(--border-soft);
}

.rule {
  background: var(--bg);
  padding: 1.25rem 1.5rem;
  display: grid;
  gap: 0.3rem 0.9rem;
  align-items: baseline;
  grid-template-columns: 1fr;
}

@media (min-width: 760px) {
  .rule {
    grid-template-columns: 15rem 1fr;
  }
}

.rule-name {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 500;
  font-size: 0.98rem;
}

.rule-name .mark {
  --h: 11px;
}

.rule-desc {
  color: var(--fg-dim);
  font-size: 0.9rem;
}

.steps {
  display: grid;
  gap: 1px;
  background: var(--border-soft);
  border: 1px solid var(--border-soft);
}

@media (min-width: 800px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  background: color-mix(in srgb, var(--bg) 88%, var(--panel));
  padding: 1.7rem;
  transition: background 0.25s ease;
}

.step:hover {
  background: var(--panel);
}

.step .mark {
  --h: 16px;
  margin-bottom: 0.85rem;
}

.step-n {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  display: block;
  margin-bottom: 0.9rem;
}

.step h3 {
  font-size: 1.05rem;
}

.step p {
  color: var(--fg-dim);
  font-size: 0.92rem;
  margin: 0;
}

.split {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
}

@media (min-width: 800px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }
}

.split h2 {
  font-size: 1.35rem;
  margin-bottom: 1.2rem;
}

.split > div > .mark {
  --h: 14px;
  margin-bottom: 0.85rem;
}

.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.spec td {
  padding: 0.8rem 0;
  border-block-end: 1px solid var(--border-soft);
  vertical-align: top;
}

.spec td:first-child {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--fg-dim);
  width: 42%;
  padding-inline-end: 1.5rem;
}

.spec-scroll {
  overflow-x: auto;
}

.roadmap {
  border: 1px dashed var(--border);
  padding: 1.7rem;
  background: var(--panel-2);
}

.roadmap-tag {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-dim);
  border: 1px solid var(--border);
  padding: 0.28rem 0.6rem;
  display: inline-block;
  margin-bottom: 1.1rem;
}

.roadmap ul {
  margin: 0;
  padding-inline-start: 1.1rem;
  color: var(--fg-dim);
}

.roadmap li {
  margin-block: 0.4rem;
  font-size: 0.93rem;
}

.cta-panel {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(var(--grid-line) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px) 0 0 / 40px 40px,
    var(--panel);
  border: 1px solid var(--border);
  padding: clamp(1.8rem, 4vw, 3rem);
  display: grid;
  gap: 1.6rem;
  align-items: center;
}

.cta-panel .art-mark {
  position: absolute;
  inset-inline-end: -0.4rem;
  inset-block-end: -0.6rem;
  --h: 120px;
  opacity: 0.12;
  pointer-events: none;
}

@media (min-width: 820px) {
  .cta-panel {
    grid-template-columns: 1.4fr auto;
  }
}

.cta-panel h2 {
  margin-bottom: 0.5rem;
}

.cta-panel p {
  color: var(--fg-dim);
  margin: 0;
  max-width: 48ch;
}

.site-footer {
  border-block-start: 1px solid var(--border-soft);
  padding-block: 1.6rem 2.6rem;
  color: var(--fg-dim);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.site-footer .note {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

/* ---------- 404 ---------- */
.miss {
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 4rem var(--pad);
  position: relative;
  z-index: 1;
}

.miss h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin-top: 1.4rem;
}

.miss p {
  color: var(--fg-dim);
  margin: 0 0 1.8rem;
}

/* ---------- page art ---------- */
.page-art {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.page-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 85% 70% at 50% 18%, #000 15%, transparent 78%);
}

.page-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 42% at 88% -8%, var(--glow-tally), transparent 56%),
    radial-gradient(ellipse 48% 32% at 4% 12%, var(--glow-ivory), transparent 52%);
}

.page-art > .mark {
  position: absolute;
  opacity: 0.07;
  animation: mark-drift 20s ease-in-out infinite;
}

.page-art .am-a {
  top: 7%;
  right: 5%;
  --h: 210px;
}

.page-art .am-b {
  top: 46%;
  left: -1.5%;
  --h: 168px;
  opacity: 0.05;
  animation-delay: -7s;
}

.page-art .am-c {
  bottom: 6%;
  right: 16%;
  --h: 118px;
  opacity: 0.055;
  animation-delay: -13s;
}

.sec-head .mark {
  --h: 14px;
  margin-bottom: 0.85rem;
}

.hero-copy {
  position: relative;
}

/* ---------- motion ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

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

@keyframes resolve {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes scope-scan {
  0%,
  100% {
    top: 6%;
  }
  50% {
    top: 62%;
  }
}

@keyframes mark-drift {
  0%,
  100% {
    translate: 0 0;
  }
  50% {
    translate: 0 -14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .live,
  .page-art > .mark,
  .scope-scan,
  .box,
  .btn-primary:hover {
    animation: none;
    transform: none;
  }

  .box {
    opacity: 1;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}