:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --panel: #f6f6fb;
  --line: #e5e5ef;
  --text: #14141b;
  --muted: #5f5f72;
  --accent: #5b5bd6;
  --accent-soft: #eeeefc;
  --radius: 14px;
  --font: system-ui, -apple-system, 'Segoe UI', Tahoma, 'Noto Sans Arabic', 'Vazirmatn', sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101017;
    --panel: #181820;
    --line: #2a2a36;
    --text: #f2f2f7;
    --muted: #a2a2b4;
    --accent: #9b9bf5;
    --accent-soft: #1e1e33;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

a {
  color: var(--accent);
}

.wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header ------------------------------------------------------------------ */

.site-header {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  z-index: 5;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-block: 12px;
}

.site-header img {
  border-radius: 9px;
}

.site-header nav {
  margin-inline-start: auto;
  display: flex;
  gap: 18px;
  font-size: 14px;
}

.brand {
  font-weight: 650;
}

/* Hero -------------------------------------------------------------------- */

.hero {
  padding: 68px 0 40px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.15;
  margin: 0 0 14px;
  letter-spacing: -0.02em;
}

.hero p.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 26px;
}

.cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--text);
  font-weight: 550;
}

.button--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.shot {
  margin: 44px auto 0;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: 0 30px 70px rgb(20 20 60 / 14%);
  display: block;
  max-width: 100%;
}

.caption {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin-top: 12px;
}

/* Sections ---------------------------------------------------------------- */

section {
  padding: 46px 0;
}

h2 {
  font-size: 24px;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

.section-lead {
  color: var(--muted);
  margin: 0 0 26px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: var(--panel);
}

.card h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 26px;
  align-items: center;
}

pre {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 13px;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.note {
  border-inline-start: 3px solid var(--accent);
  background: var(--accent-soft);
  padding: 14px 16px;
  border-radius: 0 10px 10px 0;
  font-size: 14px;
}

[dir='rtl'] .note {
  border-radius: 10px 0 0 10px;
}

.rtl {
  direction: rtl;
  text-align: right;
}

footer {
  border-top: 1px solid var(--line);
  padding: 26px 0 50px;
  color: var(--muted);
  font-size: 13px;
}

footer .wrap {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: space-between;
}

/* Privacy page ------------------------------------------------------------ */

.doc {
  max-width: 760px;
  padding-block: 40px 70px;
}

.doc h2 {
  margin-top: 34px;
}

.doc table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.doc th,
.doc td {
  border: 1px solid var(--line);
  padding: 8px 10px;
  text-align: start;
}

/* Language switcher ------------------------------------------------------- */

.lang {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  font-size: 13px;
  margin-inline-start: 8px;
}

.lang a {
  padding: 3px 11px;
  text-decoration: none;
  color: var(--muted);
}

.lang a[aria-current='true'] {
  background: var(--accent);
  color: #fff;
}

/* Numbered install steps -------------------------------------------------- */

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding-inline-start: 40px;
  min-height: 28px;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 650;
}

kbd {
  font-family: inherit;
  font-size: 0.92em;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 5px;
  background: var(--panel);
}

/* Persian pages ----------------------------------------------------------- */

html[dir='rtl'] body {
  line-height: 1.85;
}

html[dir='rtl'] pre,
html[dir='rtl'] code {
  direction: ltr;
  text-align: start;
}