@font-face {
  font-family: "Satoshi";
  src: url("../fonts/Satoshi-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Satoshi";
  src: url("../fonts/Satoshi-Medium.woff2") format("woff2");
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Satoshi";
  src: url("../fonts/Satoshi-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --primary: #4338CA;
  --primary-600: #3730A3;
  --primary-700: #312E81;
  --primary-100: #E0E7FF;
  --primary-50: #EEF2FF;
  --ink: #0F172A;
  --muted: #475569;
  --slate-400: #94A3B8;
  --border: #E2E8F0;
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --warm: #F59E0B;
  --radius: 16px;
  --max: 1080px;
  --font: "Satoshi", system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", "Noto Sans Arabic", "Noto Nastaliq Urdu", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--primary-600); }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--primary-100);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 250, 252, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
}
.brand img.mark { width: 36px; height: 36px; border-radius: 9px; }
.brand img.wordmark { height: 22px; width: auto; }
.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  align-items: center;
  font-size: 0.95rem;
  font-weight: 500;
}
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--primary); }

/* Hero */
.hero {
  padding: 3.5rem 0 2.5rem;
  background:
    radial-gradient(1200px 500px at 10% -10%, #E0E7FF 0%, transparent 55%),
    radial-gradient(900px 400px at 100% 0%, #EEF2FF 0%, transparent 50%),
    var(--bg);
}
.hero-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 860px) {
  .hero-grid { grid-template-columns: 1.15fr 0.85fr; }
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--primary-50);
  color: var(--primary-700);
  border: 1px solid var(--primary-100);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.15;
  margin: 0.85rem 0 1rem;
  letter-spacing: -0.02em;
}
.lede {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 38rem;
  margin: 0 0 1.5rem;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 999px;
  padding: 0.8rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: default;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-600); color: #fff; }
.btn-ghost {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--primary-100); color: var(--primary); }
.note {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--slate-400);
}

/* Demo card */
.demo-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 1.25rem;
  box-shadow: 0 20px 50px -28px rgba(67, 56, 202, 0.45);
}
.pair {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}
.chip {
  background: var(--primary-50);
  color: var(--primary-700);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
}
.bubbles { display: grid; gap: 0.75rem; }
.bubble {
  max-width: 92%;
  padding: 0.85rem 1rem;
  border-radius: 18px;
  font-size: 0.95rem;
}
.bubble.you {
  background: var(--primary);
  color: #fff;
  margin-left: auto;
  border-bottom-right-radius: 6px;
}
.bubble.them {
  background: var(--primary-100);
  color: var(--ink);
  margin-right: auto;
  border-bottom-left-radius: 6px;
}
.bubble .meta {
  display: block;
  font-size: 0.72rem;
  opacity: 0.8;
  margin-bottom: 0.25rem;
  font-weight: 600;
}
.rtl { direction: rtl; unicode-bidi: isolate; text-align: start; }

/* Sections */
.section { padding: 3rem 0; }
.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
}
.section p.intro { color: var(--muted); max-width: 40rem; margin-top: 0; }
.cards {
  display: grid;
  gap: 1rem;
  margin-top: 1.75rem;
}
@media (min-width: 720px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}
.card h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.lang-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
}
.lang-list span {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.lang-list span.rtl-sample {
  color: var(--ink);
  border-color: var(--primary-100);
  background: var(--primary-50);
}

/* Legal pages */
.page-hero {
  padding: 2.5rem 0 1rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--primary-50), var(--bg));
}
.page-hero h1 { margin-bottom: 0.35rem; font-size: clamp(1.75rem, 3.5vw, 2.4rem); }
.page-hero .meta { color: var(--muted); margin: 0; font-size: 0.95rem; }
.prose {
  padding: 2rem 0 3.5rem;
  max-width: 44rem;
}
.prose h2 {
  font-size: 1.25rem;
  margin: 2rem 0 0.65rem;
  letter-spacing: -0.01em;
}
.prose h3 { font-size: 1.05rem; margin: 1.4rem 0 0.4rem; }
.prose p, .prose li { color: var(--ink); }
.prose ul { padding-left: 1.2rem; }
.prose li { margin: 0.35rem 0; }
.prose .callout {
  background: var(--primary-50);
  border: 1px solid var(--primary-100);
  border-radius: 12px;
  padding: 1rem 1.1rem;
  margin: 1.25rem 0;
}
.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  margin: 0.65rem 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: "+";
  display: inline-block;
  width: 1.2rem;
  color: var(--primary);
}
.faq details[open] summary::before { content: "–"; }
.faq details p { margin: 0.65rem 0 0.15rem; color: var(--muted); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 2rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}
.footer-grid {
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 720px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
    align-items: start;
  }
}
.footer-grid a { color: var(--muted); text-decoration: none; }
.footer-grid a:hover { color: var(--primary); }
.footer-nav { display: grid; gap: 0.4rem; }
.legal-line { margin-top: 1.5rem; font-size: 0.8rem; color: var(--slate-400); }