/* Base: reset, typography, layout primitives, motion policy.
   Layout uses logical properties (inline/block) throughout so the
   future Arabic version can switch to dir="rtl" without rewrites. */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-block-start: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  background: var(--c-paper);
  color: var(--c-ink);
  font: 400 var(--fs-body)/1.65 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

img, svg, picture { display: block; max-inline-size: 100%; }
img { block-size: auto; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
dl, dd, figure, blockquote { margin: 0; }
h1, h2, h3, h4, p { margin: 0; }
[hidden] { display: none !important; }

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-optical-sizing: auto;
  line-height: 1.04;
  letter-spacing: -.025em;
  color: var(--c-ink);
  text-wrap: balance;
}
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); line-height: 1.12; letter-spacing: -.015em; }
h4 { font: 500 1rem/1.35 var(--font-sans); letter-spacing: -.005em; }
h1 em, h2 em, h3 em { font-style: italic; font-weight: 300; }
p { text-wrap: pretty; }

::selection { background: #bfe9fa; color: var(--c-ink); }

:focus-visible {
  outline: 2px solid var(--c-cyan-ink);
  outline-offset: 4px;
  border-radius: 2px;
}

/* ---------- Layout primitives ---------- */
.container {
  inline-size: min(100% - 2 * var(--gutter), var(--max));
  margin-inline: auto;
}
.section { padding-block: var(--section); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: .75rem;
  font: 600 var(--fs-eyebrow)/1.3 var(--font-sans);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-ink-3);
}
.eyebrow .num {
  font-variant-numeric: tabular-nums;
  color: var(--c-cyan-ink);
  padding-inline-end: .75rem;
  border-inline-end: 1px solid var(--c-rule-strong);
}
.eyebrow--accent { color: var(--c-cyan-ink); }

.section-head { display: grid; gap: 1.5rem; max-inline-size: 46rem; }
.section-head h2 em { color: var(--c-indigo); }
.section-intro {
  font-size: var(--fs-lead);
  line-height: 1.6;
  color: var(--c-ink-2);
  max-inline-size: 38rem;
}

.nowrap { white-space: nowrap; }

.visually-hidden {
  position: absolute !important;
  inline-size: 1px; block-size: 1px;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: fixed;
  z-index: 200;
  inset-block-start: -10rem;
  inset-inline-start: .75rem;
  padding: .75rem 1.25rem;
  background: var(--c-ink);
  color: var(--c-paper);
  font-size: var(--fs-small);
  transition: inset-block-start .2s;
}
.skip-link:focus { inset-block-start: .75rem; }

/* Arch motif — a quiet Mediterranean architectural reference. */
.arch { border-start-start-radius: 999px; border-start-end-radius: 999px; overflow: hidden; }

/* Directional icons flip for right-to-left languages. */
[dir="rtl"] .icon--dir { transform: scaleX(-1); }

/* Arabic typography hook for the future AR version. */
:lang(ar) { --font-sans: var(--font-arabic-sans); --font-serif: var(--font-arabic-serif); }
:lang(ar) .eyebrow { letter-spacing: 0; text-transform: none; }

/* ---------- Reveal on scroll (only when JS is running) ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(1.75rem);
  transition: opacity 1s var(--ease-out), transform 1.1s var(--ease-out);
  transition-delay: var(--reveal-delay, 0s);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    transition-delay: 0s !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
}