/* Papyra / ورقتي — shared site styles
   Paper & ink theme, warm amber-gold accent, mirrored from the app's design tokens
   (DesignSystem/Tokens/Colors.swift). Logical properties only, so one sheet serves
   both LTR (English) and RTL (Arabic). Light + dark via prefers-color-scheme. */

:root {
  /* Light — "paper" */
  --bg: #F2F1EE;
  --surface: #FFFFFF;
  --surface-2: #FBFAF8;
  --separator: #E5E3DE;
  --text: #1C1B19;
  --text-2: #6E6A63;
  --accent: #A8712C;        /* brand accent — decorative: rules, icons, marks */
  --link: #7A5015;          /* text links — darker for AA on paper */
  --btn-bg: #8A5D22;
  --btn-text: #FFFFFF;
  --callout-bg: #FBF3E6;
  --callout-border: #E7D2AC;
  --shadow: 0 1px 2px rgba(28, 27, 25, .05), 0 8px 24px rgba(28, 27, 25, .06);

  --maxw: 46rem;
  --maxw-wide: 60rem;
  --radius: 16px;
  --radius-sm: 10px;
  --space: 8px;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-ar: "SF Arabic", "Geeza Pro", "Noto Naskh Arabic", "Noto Kufi Arabic", "Segoe UI", Tahoma, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1C1C1E;
    --surface-2: #161618;
    --separator: #38383A;
    --text: #F5F3EF;
    --text-2: #A8A29B;
    --accent: #E0A857;
    --link: #E9BE7C;
    --btn-bg: #E0A857;
    --btn-text: #1C1B19;
    --callout-bg: #211B10;
    --callout-border: #4A3D22;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .5);
  }
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

[lang="ar"], [dir="rtl"] {
  font-family: var(--font-ar);
  line-height: 1.9;
}

/* Skip link for keyboard / screen-reader users */
.skip-link {
  position: absolute;
  inset-inline-start: -999px;
  inset-block-start: 0;
  background: var(--btn-bg);
  color: var(--btn-text);
  padding: 10px 16px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  z-index: 100;
  text-decoration: none;
}
.skip-link:focus { inset-inline-start: 0; }

a { color: var(--link); }
a:hover { text-decoration-thickness: 2px; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}
.container-wide { max-width: var(--maxw-wide); }

/* ---------- Header ---------- */
.site-header {
  border-block-end: 1px solid var(--separator);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  position: sticky;
  inset-block-start: 0;
  z-index: 20;
  backdrop-filter: saturate(150%) blur(12px);
  -webkit-backdrop-filter: saturate(150%) blur(12px);
}
.site-header .container {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-block: 14px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -.01em;
}
.brand:hover { text-decoration: none; }
.brand .mark { inline-size: 26px; block-size: 26px; flex: none; }
.brand .brand-ar {
  font-family: var(--font-ar);
  color: var(--text-2);
  font-weight: 600;
  font-size: 1rem;
}
.header-spacer { flex: 1 1 auto; }

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.site-nav a {
  color: var(--text-2);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 500;
}
.site-nav a:hover { color: var(--text); background: var(--surface); }
.site-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--separator);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--separator);
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: .9rem;
}
.lang-switch:hover { border-color: var(--accent); text-decoration: none; }

/* ---------- Main / prose ---------- */
main { display: block; }
.page { padding-block: 48px 8px; }

h1 {
  font-size: clamp(1.9rem, 1.4rem + 2vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 0 0 .35em;
}
h2 {
  font-size: 1.4rem;
  line-height: 1.25;
  letter-spacing: -.01em;
  margin: 2.2em 0 .6em;
  padding-block-end: .3em;
  border-block-end: 1px solid var(--separator);
}
h3 { font-size: 1.12rem; margin: 1.6em 0 .4em; }
p, li { color: var(--text); }
.prose p, .prose ul, .prose ol { margin: 0 0 1.1em; }
.prose ul, .prose ol { padding-inline-start: 1.3em; }
.prose li { margin-block: .35em; }
.lede {
  font-size: 1.2rem;
  color: var(--text-2);
  margin-block: 0 1.5em;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .75rem;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 .6em;
}
.updated {
  color: var(--text-2);
  font-size: .9rem;
  margin-block-start: 0;
}

/* Checkmark bullet list */
.ticks { list-style: none; padding-inline-start: 0; }
.ticks li {
  position: relative;
  padding-inline-start: 1.9em;
  margin-block: .5em;
}
.ticks li::before {
  content: "✓";
  position: absolute;
  inset-inline-start: 0;
  color: var(--accent);
  font-weight: 700;
}
/* "does not" list uses a dot to avoid implying these happen */
.nots { list-style: none; padding-inline-start: 0; }
.nots li {
  position: relative;
  padding-inline-start: 1.9em;
  margin-block: .5em;
}
.nots li::before {
  content: "—";
  position: absolute;
  inset-inline-start: 0;
  color: var(--text-2);
  font-weight: 700;
}

/* ---------- Callout ---------- */
.callout {
  background: var(--callout-bg);
  border: 1px solid var(--callout-border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-block: 1.5em;
}
.callout > :first-child { margin-block-start: 0; }
.callout > :last-child { margin-block-end: 0; }
.callout h2 { border: 0; padding: 0; margin-block-start: 0; font-size: 1.15rem; }

/* Permission / definition rows */
.deflist { display: grid; gap: 14px; margin-block: 1.2em; }
.deflist .row {
  background: var(--surface);
  border: 1px solid var(--separator);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
}
.deflist .row .k { font-weight: 700; margin: 0 0 .2em; }
.deflist .row .v { color: var(--text-2); margin: 0; }

/* ---------- Cards (landing) ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 16px;
  margin-block: 1.5em;
}
.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--separator);
  border-radius: var(--radius);
  padding: 22px;
  text-decoration: none;
  color: var(--text);
  box-shadow: var(--shadow);
  transition: transform .15s ease, border-color .15s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--accent); text-decoration: none; }
.card h3 { margin: 0 0 .3em; }
.card p { color: var(--text-2); margin: 0; }
.card .card-cta { color: var(--link); font-weight: 600; margin-block-start: .8em; display: inline-block; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--btn-bg);
  color: var(--btn-text);
  font-weight: 700;
  font-size: 1.02rem;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 999px;
  border: 0;
}
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--separator);
}
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-block: 1.3em; }

/* ---------- Hero (landing) ---------- */
.hero { text-align: center; padding-block: 64px 24px; }
.hero .logo { inline-size: 76px; block-size: 76px; margin-block-end: 20px; }
.hero .wordmark {
  font-size: clamp(2.4rem, 1.8rem + 3vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -.03em;
  margin: 0;
}
.hero .wordmark .ar { font-family: var(--font-ar); font-weight: 700; }
.hero .subtitle { color: var(--text-2); font-size: 1.25rem; margin-block: .5em 0; }
.hero .pitch {
  max-width: 34rem;
  margin-inline: auto;
  margin-block: 1em 0;
  font-size: 1.1rem;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 12px;
  margin-block: 28px;
}
.trust-strip .chip {
  border: 1px solid var(--separator);
  background: var(--surface);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: .92rem;
  font-weight: 600;
}
.trust-strip .chip b { color: var(--accent); font-weight: 700; }

/* ---------- FAQ ---------- */
.faq { margin-block: 1.2em; display: grid; gap: 12px; }
.faq details {
  background: var(--surface);
  border: 1px solid var(--separator);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  inline-size: 10px;
  block-size: 10px;
  flex: none;
  border-inline-end: 2px solid var(--text-2);
  border-block-end: 2px solid var(--text-2);
  transform: rotate(45deg);
  transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq summary:hover { color: var(--accent); }
.faq .answer { padding: 0 18px 18px; color: var(--text); }
.faq .answer > :first-child { margin-block-start: 0; }
.faq .answer > :last-child { margin-block-end: 0; }
.faq .answer p { margin-block: .6em; }

/* Ordered steps inside answers */
ol.steps { padding-inline-start: 1.3em; }
ol.steps li { margin-block: .4em; }

/* ---------- Contact block ---------- */
.contact-card {
  background: var(--surface);
  border: 1px solid var(--separator);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-block: 1.4em;
  box-shadow: var(--shadow);
}
.contact-card a { font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer {
  margin-block-start: 64px;
  border-block-start: 1px solid var(--separator);
  background: var(--surface-2);
}
.site-footer .container {
  padding-block: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px 40px;
  align-items: flex-start;
  justify-content: space-between;
}
.site-footer .foot-brand { font-weight: 700; }
.site-footer .foot-brand .ar { font-family: var(--font-ar); color: var(--text-2); font-weight: 600; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-footer nav a { color: var(--text-2); text-decoration: none; font-size: .95rem; }
.site-footer nav a:hover { color: var(--text); text-decoration: underline; }
.site-footer .fine { color: var(--text-2); font-size: .85rem; margin-block: 8px 0; width: 100%; }

hr.rule { border: 0; border-block-start: 1px solid var(--separator); margin-block: 2.4em; }

.note {
  color: var(--text-2);
  font-size: .92rem;
  font-style: italic;
  border-inline-start: 3px solid var(--separator);
  padding-inline-start: 14px;
  margin-block: 1.4em;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}

@media (max-width: 520px) {
  body { font-size: 16px; }
  .container { padding-inline: 18px; }
  .site-nav a { padding: 6px 9px; }
}