:root {
  --bg: #f3f1ec;
  --bg-2: #e8e4dc;
  --ink: #12141a;
  --muted: #5c6370;
  --faint: #8a909c;
  --line: rgba(18, 20, 26, 0.1);
  --line-2: rgba(18, 20, 26, 0.16);
  --signal: #b91c1c;
  --aether: #1a4d6d;
  --ok: #1f6f5e;
  --paper: #fffcf7;
  --hero: #f4f6f7;
  --font: "IBM Plex Sans Arabic", "Segoe UI", Tahoma, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --display: "Fraunces", "Times New Roman", serif;
  --pad: clamp(18px, 4vw, 52px);
  --max: 1080px;
  --ease: cubic-bezier(0.22, 0.8, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
em, i { font-style: normal; }
button { font: inherit; cursor: pointer; }

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

.skip {
  position: absolute;
  inset-inline-start: -999px;
  background: var(--ink);
  color: #fff;
  padding: 8px 12px;
  z-index: 99;
}
.skip:focus { inset-inline-start: 8px; top: 8px; }

/* chrome */
.top {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px var(--pad);
  background: rgba(243, 241, 236, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
}
.top.on { border-bottom-color: var(--line); }
.logo { font-weight: 700; letter-spacing: -0.02em; }
.logo em { color: var(--signal); }
.nav {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 20px);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 500;
}
.nav a:hover { color: var(--ink); }

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  background: var(--signal);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  border: 0;
  border-radius: 2px;
  transition: transform 0.25s var(--ease), filter 0.2s ease;
}
.cta:hover { filter: brightness(1.05); transform: translateY(-1px); }
.cta.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-2);
}
.cta.aether {
  background: var(--aether);
}

/* gateway hero */
.gate-hero {
  padding: clamp(48px, 10vw, 96px) 0 clamp(36px, 6vw, 56px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(600px 280px at 90% 0%, rgba(185, 28, 28, 0.08), transparent 60%),
    radial-gradient(500px 240px at 0% 40%, rgba(26, 77, 109, 0.08), transparent 55%),
    var(--bg);
}
.gate-hero .eyebrow {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--faint);
}
.gate-hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 6.5vw, 4.6rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 700;
  max-width: 14ch;
}
.gate-hero h1 span {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1.1px rgba(18, 20, 26, 0.45);
}
.gate-lede {
  margin: 18px 0 0;
  max-width: 38rem;
  color: var(--muted);
  font-size: clamp(1rem, 2.2vw, 1.12rem);
}

/* system map — two pillars, no cards */
.system {
  padding: clamp(48px, 8vw, 88px) 0;
  border-bottom: 1px solid var(--line);
}
.system-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(28px, 5vw, 40px);
}
@media (min-width: 800px) {
  .system-head { grid-template-columns: 1.1fr 0.9fr; align-items: end; }
}
.kicker {
  margin: 0 0 8px;
  color: var(--signal);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
}
.system-head h2,
.sec h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3.5vw, 2.35rem);
  line-height: 1.18;
  letter-spacing: -0.025em;
  font-weight: 700;
  max-width: 18ch;
}
.system-head p,
.sec-note {
  margin: 0;
  color: var(--muted);
  max-width: 34rem;
}

.pillars {
  display: grid;
  border-top: 1px solid var(--line);
}
@media (min-width: 860px) {
  .pillars { grid-template-columns: 1fr 1fr; }
}
.pillar {
  padding: clamp(24px, 4vw, 36px) 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 860px) {
  .pillar {
    padding: clamp(28px, 4vw, 40px) clamp(0px, 3vw, 36px);
    border-bottom: 0;
  }
  .pillar:first-child {
    border-inline-end: 1px solid var(--line);
    padding-inline-start: 0;
  }
  .pillar:last-child { padding-inline-end: 0; }
}
.pillar .tag {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}
.pillar.mkt .tag { color: var(--signal); }
.pillar.dev .tag { color: var(--aether); }
.pillar h3 {
  margin: 0 0 10px;
  font-size: clamp(1.25rem, 2.5vw, 1.55rem);
  font-weight: 700;
}
.pillar > p {
  margin: 0 0 18px;
  color: var(--muted);
  max-width: 32rem;
}
.pillar li {
  position: relative;
  padding-inline-start: 14px;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 0.95rem;
}
.pillar li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.7em;
  width: 6px;
  height: 1px;
  background: var(--line-2);
}
.pillar.mkt li::before { background: var(--signal); }
.pillar.dev li::before { background: var(--aether); }

/* markets chooser */
.markets-sec {
  padding: clamp(48px, 8vw, 88px) 0;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
}
.market-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}
@media (min-width: 700px) {
  .market-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .market-grid { grid-template-columns: repeat(3, 1fr); }
}
.market-link {
  display: block;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.2s ease;
}
@media (min-width: 700px) {
  .market-link {
    padding: 24px 18px;
    border-inline-start: 1px solid var(--line);
  }
  .market-link:nth-child(2n-1) { border-inline-start: 0; }
}
@media (min-width: 1024px) {
  .market-link:nth-child(2n-1) { border-inline-start: 1px solid var(--line); }
  .market-link:nth-child(3n-2) { border-inline-start: 0; padding-inline-start: 0; }
  .market-link:nth-child(3n) { padding-inline-end: 0; }
}
.market-link:hover { background: rgba(255, 252, 247, 0.55); }
.market-link strong {
  display: block;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.market-link span {
  color: var(--muted);
  font-size: 0.9rem;
}
.market-link small {
  display: block;
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--faint);
  letter-spacing: 0.06em;
}

/* needs strip */
.needs {
  padding: clamp(40px, 7vw, 72px) 0;
  border-bottom: 1px solid var(--line);
}
.needs-list {
  display: grid;
  border-top: 1px solid var(--line);
}
@media (min-width: 800px) {
  .needs-list { grid-template-columns: repeat(3, 1fr); }
}
.need {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 800px) {
  .need {
    padding: 24px 18px;
    border-bottom: 0;
    border-inline-start: 1px solid var(--line);
  }
  .need:first-child { border-inline-start: 0; padding-inline-start: 0; }
  .need:last-child { padding-inline-end: 0; }
}
.need .n {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--faint);
  margin-bottom: 10px;
}
.need h3 { margin: 0 0 8px; font-size: 1.05rem; font-weight: 700; }
.need p { margin: 0; color: var(--muted); font-size: 0.92rem; }

/* market page hero */
.m-hero {
  position: relative;
  min-height: min(88svh, 820px);
  display: grid;
  align-items: end;
  isolation: isolate;
  padding: 0 0 clamp(36px, 7vh, 64px);
  color: var(--hero);
}
.m-hero-media,
.m-hero-veil {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.m-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% center;
  animation: zoom 36s var(--ease) infinite alternate;
}
.m-hero-veil {
  background:
    linear-gradient(105deg, rgba(18,20,26,0.94) 0%, rgba(18,20,26,0.7) 45%, rgba(18,20,26,0.25) 100%),
    linear-gradient(180deg, rgba(18,20,26,0.3) 0%, rgba(18,20,26,0.88) 100%);
}
.m-hero .eyebrow {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(244, 246, 247, 0.55);
}
.m-hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 6.8vw, 4.8rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 700;
  max-width: 12ch;
}
.m-hero h1 b {
  display: block;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(244, 246, 247, 0.5);
}
.m-hero .lede {
  margin: 16px 0 24px;
  max-width: 36rem;
  color: rgba(244, 246, 247, 0.78);
}
.m-hero .lede strong { color: #fff; font-weight: 600; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.m-hero .cta.ghost {
  color: var(--hero);
  border-color: rgba(244, 246, 247, 0.35);
}

.crumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--muted);
}
.crumb a { font-weight: 600; color: var(--ink); }
.crumb a:hover { color: var(--signal); }

.sec {
  padding: clamp(48px, 8vw, 92px) 0;
  border-bottom: 1px solid var(--line);
}
.sec.alt { background: var(--bg-2); }
.sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(24px, 4vw, 36px);
}
@media (min-width: 800px) {
  .sec-head { grid-template-columns: 1.1fr 0.9fr; align-items: end; }
}

.flow { border-top: 1px solid var(--line); }
.flow li {
  display: grid;
  gap: 8px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 800px) {
  .flow li {
    grid-template-columns: 56px 1fr;
    gap: 18px;
    align-items: start;
  }
}
.flow .fn {
  font-family: var(--mono);
  color: var(--signal);
  font-weight: 600;
  font-size: 1.15rem;
}
.flow h3 { margin: 0 0 4px; font-size: 1.08rem; font-weight: 700; }
.flow p { margin: 0; color: var(--muted); }

.svc-split {
  display: grid;
  border-top: 1px solid var(--line);
}
@media (min-width: 860px) {
  .svc-split { grid-template-columns: 1fr 1fr; }
}
.svc-col {
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 860px) {
  .svc-col {
    padding: 28px 24px;
    border-bottom: 0;
  }
  .svc-col:first-child {
    border-inline-end: 1px solid var(--line);
    padding-inline-start: 0;
  }
  .svc-col:last-child { padding-inline-end: 0; }
}
.svc-col h3 {
  margin: 0 0 14px;
  font-size: 1.15rem;
  font-weight: 700;
}
.svc-col.mkt h3 { color: var(--signal); }
.svc-col.dev h3 { color: var(--aether); }
.svc-col li {
  position: relative;
  padding-inline-start: 14px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.93rem;
}
.svc-col li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.7em;
  width: 5px;
  height: 1px;
  background: var(--line-2);
}

.tier {
  padding: clamp(26px, 4vw, 38px) 0;
  border-top: 1px solid var(--line);
}
.tier.hot {
  border-top: 2px solid var(--signal);
  background: linear-gradient(180deg, rgba(185, 28, 28, 0.05), transparent 55%);
  margin-inline: calc(-1 * var(--pad));
  padding-inline: var(--pad);
}
.tier-top {
  display: grid;
  gap: 14px;
  margin-bottom: 18px;
}
@media (min-width: 900px) {
  .tier-top {
    grid-template-columns: 1.3fr 0.9fr auto;
    align-items: end;
  }
}
.tier-label {
  margin: 0 0 6px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}
.tier h3 {
  margin: 0 0 6px;
  font-size: clamp(1.35rem, 2.6vw, 1.75rem);
  font-weight: 700;
}
.tier-who { margin: 0; color: var(--muted); max-width: 34rem; }
.tier-price {
  font-size: clamp(1.85rem, 4vw, 2.55rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}
.tier-price small {
  display: block;
  margin-top: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
  line-height: 1.45;
}
.tier-lists {
  display: grid;
  gap: 18px;
}
@media (min-width: 800px) {
  .tier-lists { grid-template-columns: 1fr 1fr; }
}
.tier-lists h4 {
  margin: 0 0 8px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
}
.tier-lists .mkt h4 { color: var(--signal); }
.tier-lists .dev h4 { color: var(--aether); }
.tier-lists li {
  position: relative;
  padding-inline-start: 14px;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.9rem;
}
.tier-lists li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.7em;
  width: 5px;
  height: 1px;
  background: var(--line-2);
}

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 15px 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq p { margin: 10px 0 0; color: var(--muted); max-width: 44rem; }

.close {
  padding: clamp(56px, 10vw, 100px) 0;
  background:
    radial-gradient(480px 200px at 85% 0%, rgba(185, 28, 28, 0.1), transparent 65%),
    var(--bg);
}
.close h2 {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 4.8vw, 3rem);
  max-width: 14ch;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.close p { margin: 0 0 22px; color: var(--muted); max-width: 34rem; }

.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding: 18px var(--pad) 28px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.8rem;
}
.foot a { color: var(--muted); font-weight: 600; }

.dock {
  display: none;
  position: fixed;
  inset-inline: 0;
  bottom: 0;
  z-index: 45;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: rgba(243, 241, 236, 0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
}
.dock .cta { width: 100%; min-height: 48px; }

@media (max-width: 760px) {
  .dock { display: block; }
  body.has-dock { padding-bottom: 76px; }
  .nav .desk { display: none; }
}

@keyframes zoom {
  from { transform: scale(1.02); }
  to { transform: scale(1.07); }
}

@media (prefers-reduced-motion: reduce) {
  .m-hero-media img { animation: none; }
  .cta:hover { transform: none; }
}