:root {
  --ink:      #2B3D4A;
  --ink-deep: #1C2A33;
  --paper:    #F1F3F3;
  --paper-hi: #FAFBFB;
  --rule:     #C9D2D5;
  --accent:   #C9522A;
  --accent-hi:#E06B3E;
  --muted:    #5D717C;

  --display: "Zilla Slab", Georgia, serif;
  --body:    "IBM Plex Sans Arabic", "IBM Plex Sans", system-ui, sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  --step--1: clamp(0.82rem, 0.79rem + 0.15vw, 0.9rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.09rem);
  --step-1:  clamp(1.18rem, 1.08rem + 0.5vw, 1.42rem);
  --step-2:  clamp(1.5rem, 1.3rem + 1vw, 2.1rem);
  --step-3:  clamp(2rem, 1.55rem + 2.2vw, 3.4rem);
  --step-4:  clamp(2.5rem, 1.65rem + 3.8vw, 4.8rem);

  --wrap: 70rem;
  --gut: clamp(1.25rem, 4vw, 3.5rem);
}

[lang="ar"] { --display: "Noto Kufi Arabic", "IBM Plex Sans Arabic", sans-serif; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: var(--step-0);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0;
  letter-spacing: -0.01em;
}

[lang="ar"] h1, [lang="ar"] h2, [lang="ar"] h3 { letter-spacing: 0; line-height: 1.45; }

p { margin: 0; }

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }

.label {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
}

[dir="rtl"] .label { letter-spacing: 0; font-family: var(--body); font-weight: 500; }

.mark { width: 100%; height: 100%; display: block; color: var(--accent); }

.mark-box { width: 2.1rem; height: 2.1rem; flex: none; }

.balance { position: relative; height: 1px; background: var(--rule); border: 0; margin: 0; }

.balance::after {
  content: "";
  position: absolute;
  inset-inline-start: 50%;
  top: 50%;
  width: 9px; height: 9px;
  background: var(--accent);
  transform: translate(-50%, -50%) rotate(45deg);
}

[dir="rtl"] .balance::after { transform: translate(50%, -50%) rotate(45deg); }

.gate {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: var(--ink-deep);
  color: var(--paper);
}

.gate__head { padding: clamp(2rem, 6vh, 3.5rem) var(--gut) clamp(1.25rem, 3vh, 2rem); text-align: center; }

.gate__mark-box { width: 4.5rem; height: 4.5rem; margin: 0 auto 1.1rem; }

.gate__name {
  font-family: var(--display);
  font-size: var(--step-2);
  font-weight: 600;
  color: var(--paper);
}

.gate__name-ar {
  font-family: "Noto Kufi Arabic", sans-serif;
  font-size: var(--step-1);
  font-weight: 500;
  color: #93A6AF;
  margin-top: 0.4rem;
}

.gate__choices { flex: 1; display: grid; grid-template-columns: 1fr 1px 1fr; align-items: stretch; }

.gate__spine { background: rgba(201, 210, 213, 0.22); position: relative; }

.gate__spine::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 11px; height: 11px;
  background: var(--accent);
  transform: translate(-50%, -50%) rotate(45deg);
}

.gate__link {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0.5rem;
  padding: clamp(2rem, 8vh, 5rem) 1rem;
  text-decoration: none;
  color: var(--paper);
  transition: background 0.35s ease, color 0.35s ease;
}

.gate__link:hover, .gate__link:focus-visible { background: var(--paper); color: var(--ink-deep); }

.gate__lang { font-size: var(--step-3); font-weight: 600; line-height: 1; }
.gate__link--en .gate__lang { font-family: var(--display); }
.gate__link--ar .gate__lang { font-family: "Noto Kufi Arabic", sans-serif; }

.gate__enter {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-hi);
}

.gate__link--ar .gate__enter { font-family: var(--body); letter-spacing: 0; }

.gate__foot {
  padding: clamp(1.1rem, 3vh, 1.8rem) var(--gut);
  text-align: center;
  font-family: var(--mono);
  font-size: var(--step--1);
  color: #7C9099;
  border-top: 1px solid rgba(201, 210, 213, 0.18);
}

.gate__foot a { color: var(--accent-hi); text-decoration: none; }
.gate__foot a:hover { text-decoration: underline; }

@media (max-width: 640px) {
  .gate__choices { grid-template-columns: 1fr; grid-template-rows: 1fr 1px 1fr; }
}

.site-head { border-bottom: 1px solid var(--rule); background: var(--paper); position: sticky; top: 0; z-index: 20; }

.site-head__inner {
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 0.75rem var(--gut);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}

.brand { text-decoration: none; display: flex; align-items: center; gap: 0.65rem; }

.brand__text { display: flex; flex-direction: column; line-height: 1.15; }

.brand__name { font-family: var(--display); font-weight: 600; font-size: var(--step-1); }
[lang="ar"] .brand__name { font-family: "Noto Kufi Arabic", sans-serif; font-size: var(--step-0); }

.brand__sub {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

[dir="rtl"] .brand__sub { font-family: var(--body); letter-spacing: 0; font-size: 0.72rem; }

.head-actions { display: flex; align-items: center; gap: 0.6rem; }

.lang-switch {
  font-family: var(--mono);
  font-size: var(--step--1);
  text-decoration: none;
  color: var(--muted);
  border: 1px solid var(--rule);
  padding: 0.35rem 0.7rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.lang-switch:hover { border-color: var(--accent); color: var(--accent); }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--body); font-weight: 500; font-size: var(--step--1);
  text-decoration: none;
  padding: 0.65rem 1.2rem;
  border: 1px solid var(--ink); background: var(--ink); color: var(--paper);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

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

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

.btn--lg { padding: 0.85rem 1.55rem; font-size: var(--step-0); }

.hero { padding-block: clamp(3rem, 11vh, 6.5rem) clamp(2rem, 6vh, 3.5rem); }

.hero__title { font-size: var(--step-4); max-width: 15ch; margin-top: 1rem; }
[lang="ar"] .hero__title { max-width: 19ch; }

.hero__lede {
  margin-top: 1.4rem; max-width: 54ch;
  font-size: var(--step-1); color: var(--ink); font-weight: 300;
}

.hero__actions { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.7rem; }

.creds {
  margin-top: clamp(2.5rem, 7vh, 4rem);
  border-top: 1px solid var(--rule);
  padding-top: 1.1rem;
  display: flex; flex-wrap: wrap; gap: 0.5rem 1.6rem;
  font-family: var(--mono); font-size: var(--step--1);
  color: var(--muted);
}

[dir="rtl"] .creds { font-family: var(--body); }

.creds span { display: inline-flex; align-items: center; gap: 0.5rem; }
.creds span::before { content: ""; width: 6px; height: 6px; background: var(--accent); transform: rotate(45deg); flex: none; }

.section { padding-block: clamp(2.75rem, 8vh, 5rem); }
.section__head { max-width: 48ch; }
.section__title { font-size: var(--step-2); margin-top: 0.8rem; }
.section__intro { margin-top: 0.9rem; color: var(--muted); }

.ledger { margin-top: clamp(1.75rem, 4vh, 2.75rem); border-top: 1px solid var(--rule); }

.ledger__row {
  display: grid; grid-template-columns: 6.5rem 1fr;
  gap: clamp(0.9rem, 4vw, 2.75rem);
  padding-block: clamp(1.35rem, 3.5vh, 2rem);
  border-bottom: 1px solid var(--rule);
  align-items: start;
}

.ledger__code {
  font-family: var(--mono); font-size: var(--step--1);
  color: var(--accent); letter-spacing: 0.1em; padding-top: 0.3rem;
}

.ledger__name { font-size: var(--step-1); font-weight: 600; }
.ledger__desc { margin-top: 0.55rem; color: var(--muted); max-width: 60ch; }

.ledger__list { margin: 0.85rem 0 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 0.4rem 0.45rem; }

.ledger__list li {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.03em;
  color: var(--ink); border: 1px solid var(--rule);
  padding: 0.22rem 0.55rem; background: var(--paper-hi);
}

[dir="rtl"] .ledger__list li { font-family: var(--body); font-size: 0.8rem; }

@media (max-width: 560px) {
  .ledger__row { grid-template-columns: 1fr; gap: 0.35rem; }
  .ledger__code { padding-top: 0; }
}

.grid-3 {
  margin-top: clamp(1.75rem, 4vh, 2.75rem);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: clamp(1.4rem, 4vw, 2.75rem);
}

.card { border-top: 2px solid var(--ink); padding-top: 1rem; }
.card__title { font-size: var(--step-1); margin-top: 0.75rem; }
.card__body { margin-top: 0.55rem; color: var(--muted); }

.band { background: var(--ink-deep); color: var(--paper); padding-block: clamp(3rem, 9vh, 5.5rem); }
.band .section__intro { color: #9CAFB7; max-width: 52ch; }
.band .label { color: var(--accent-hi); }
.band__title { font-size: var(--step-3); max-width: 20ch; margin-top: 0.9rem; }
.band__actions { margin-top: 1.8rem; display: flex; flex-wrap: wrap; gap: 0.7rem; }

.band .btn { background: var(--accent); border-color: var(--accent); color: #fff; }
.band .btn:hover { background: var(--accent-hi); border-color: var(--accent-hi); }

.contact-line {
  margin-top: 2rem;
  font-family: var(--mono); font-size: var(--step-0);
  color: var(--paper); direction: ltr; display: inline-block;
}

[dir="rtl"] .contact-line { display: block; text-align: right; }

.site-foot {
  padding-block: 1.75rem; font-size: var(--step--1); color: var(--muted);
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.5rem;
  justify-content: space-between; align-items: center;
}

.site-foot a { color: var(--muted); }

.reveal { opacity: 0; transform: translateY(14px); animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.3, 1) forwards; }
.reveal:nth-child(2) { animation-delay: 0.07s; }
.reveal:nth-child(3) { animation-delay: 0.14s; }
.reveal:nth-child(4) { animation-delay: 0.21s; }
.reveal:nth-child(5) { animation-delay: 0.28s; }

@keyframes rise { to { opacity: 1; transform: none; } }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { animation: none; opacity: 1; transform: none; }
  * { transition-duration: 0.01ms !important; }
}