/* ===========================================================
   Masar — shared stylesheet
   Arabic-first, RTL, system fonts, blue/cyan, Apple-like.
   No external fonts, no tracking, no frameworks.
   =========================================================== */

:root {
  --blue:        #0a84ff;
  --blue-deep:   #0064d2;
  --cyan:        #32c7e0;
  --cyan-soft:   #5ad7ea;

  --ink:         #0b1620;
  --ink-soft:    #43505c;
  --ink-faint:   #6b7884;

  --bg:          #ffffff;
  --bg-soft:     #f5f8fb;
  --bg-card:     #ffffff;
  --line:        #e4ebf1;

  --shadow-sm:   0 1px 2px rgba(11, 22, 32, .05);
  --shadow-md:   0 8px 30px rgba(11, 22, 32, .08);
  --shadow-lg:   0 20px 60px rgba(10, 100, 210, .14);

  --radius:      18px;
  --radius-sm:   12px;
  --maxw:        1080px;

  --font: -apple-system, BlinkMacSystemFont, "SF Arabic", "Segoe UI",
          system-ui, "Helvetica Neue", "Tahoma", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink:       #f3f7fb;
    --ink-soft:  #b8c4cf;
    --ink-faint: #8a97a3;

    --bg:        #0b1016;
    --bg-soft:   #111923;
    --bg-card:   #141d28;
    --line:      #243140;

    --shadow-md: 0 8px 30px rgba(0, 0, 0, .4);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, .5);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.75;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---------- Layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

.section { padding: 72px 0; }
.section--tight { padding: 48px 0; }

h1, h2, h3 { line-height: 1.3; font-weight: 800; letter-spacing: -0.01em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw, 3.1rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3 { font-size: 1.2rem; font-weight: 700; }
p  { margin: 0 0 1.1em; color: var(--ink-soft); }

a { color: var(--blue-deep); text-decoration: none; }
a:hover { text-decoration: underline; }

.lead { font-size: 1.18rem; color: var(--ink-soft); max-width: 60ch; }

/* ---------- Header / nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; color: var(--ink); font-size: 1.15rem; }
.brand:hover { text-decoration: none; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  display: grid; place-items: center; color: #fff; box-shadow: var(--shadow-sm);
}
.brand .mark svg { width: 18px; height: 18px; }

.nav__links { display: flex; align-items: center; gap: 6px; }
.nav__links a {
  color: var(--ink-soft); padding: 8px 12px; border-radius: 9px; font-size: .98rem; font-weight: 600;
}
.nav__links a:hover { background: var(--bg-soft); color: var(--ink); text-decoration: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; font-weight: 700; font-size: 1rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .08s ease, box-shadow .2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary {
  color: #fff; background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  box-shadow: var(--shadow-lg);
}
.btn--ghost { color: var(--blue-deep); background: var(--bg-soft); border-color: var(--line); }
.btn--lg { padding: 15px 30px; font-size: 1.05rem; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 96px 0 64px; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(50, 199, 224, .20), transparent 60%),
    radial-gradient(800px 500px at 10% 0%, rgba(10, 132, 255, .16), transparent 55%);
}
.hero .pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg-card); border: 1px solid var(--line); color: var(--ink-soft);
  padding: 6px 14px; border-radius: 999px; font-size: .9rem; font-weight: 600; box-shadow: var(--shadow-sm);
  margin-bottom: 22px;
}
.hero .pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); }
.hero h1 { max-width: 16ch; }
.hero .lead { margin-bottom: 30px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.hero__note { margin-top: 16px; font-size: .92rem; color: var(--ink-faint); }

/* ---------- Feature grid ---------- */
.grid { display: grid; gap: 18px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; box-shadow: var(--shadow-sm); transition: box-shadow .25s ease, transform .15s ease;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card .ic {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(50,199,224,.16), rgba(10,132,255,.16));
  color: var(--blue-deep); margin-bottom: 16px;
}
.card .ic svg { width: 24px; height: 24px; }
.card h3 { margin-bottom: 6px; }
.card p { margin: 0; font-size: .98rem; }

/* ---------- Section heading ---------- */
.sec-head { text-align: center; max-width: 60ch; margin: 0 auto 44px; }
.sec-head p { color: var(--ink-soft); }
.eyebrow { color: var(--blue-deep); font-weight: 800; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 10px; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: step; }
.step { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; }
.step .num {
  width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; font-weight: 800;
  color: #fff; background: linear-gradient(135deg, var(--cyan), var(--blue)); margin-bottom: 14px;
}

/* ---------- CTA band ---------- */
.band {
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  border-radius: 26px; padding: 56px 40px; text-align: center; color: #fff; box-shadow: var(--shadow-lg);
}
.band h2 { color: #fff; }
.band p { color: rgba(255,255,255,.9); max-width: 52ch; margin-inline: auto; }
.band .btn--primary { background: #fff; color: var(--blue-deep); }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); background: var(--bg-soft); padding: 48px 0 36px; margin-top: 24px; }
.footer__grid { display: flex; flex-wrap: wrap; gap: 28px; justify-content: space-between; align-items: flex-start; }
.footer__links { display: flex; flex-wrap: wrap; gap: 22px; }
.footer__links a { color: var(--ink-soft); font-weight: 600; font-size: .96rem; }
.footer__links a:hover { color: var(--ink); }
.footer small { color: var(--ink-faint); display: block; margin-top: 18px; font-size: .88rem; }

/* ---------- Legal / article pages ---------- */
.doc { padding: 56px 0 24px; }
.doc__head { max-width: 70ch; margin-bottom: 34px; }
.doc__head .updated { color: var(--ink-faint); font-size: .92rem; }
.prose { max-width: 70ch; }
.prose h2 { margin-top: 2em; font-size: 1.4rem; }
.prose h2:first-of-type { margin-top: 0; }
.prose h3 { margin-top: 1.6em; }
.prose ul { padding-inline-start: 1.3em; margin: 0 0 1.1em; }
.prose li { margin-bottom: .5em; color: var(--ink-soft); }
.prose .callout {
  background: var(--bg-soft); border: 1px solid var(--line); border-inline-start: 4px solid var(--cyan);
  border-radius: var(--radius-sm); padding: 16px 20px; margin: 1.4em 0;
}
.prose .callout p { margin: 0; color: var(--ink-soft); }
.toc {
  background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 18px 22px; margin-bottom: 30px;
}
.toc strong { display: block; margin-bottom: 8px; }
.toc ol { margin: 0; padding-inline-start: 1.3em; }
.toc a { color: var(--ink-soft); }

/* ---------- Support topics ---------- */
.topics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.topic { background: var(--bg-card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; }
.topic h3 { display: flex; align-items: center; gap: 10px; }
.topic h3 .ic { width: 22px; height: 22px; color: var(--blue-deep); flex: 0 0 auto; }
.topic p { margin: 0; font-size: .98rem; }

.contact-card {
  background: linear-gradient(135deg, rgba(50,199,224,.10), rgba(10,132,255,.10));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; text-align: center; margin-bottom: 36px;
}
.contact-card .email { font-size: 1.3rem; font-weight: 800; color: var(--blue-deep); }

/* ---------- Auth fallback pages ---------- */
.auth-wrap { min-height: 78vh; display: grid; place-items: center; padding: 40px 0; }
.auth-card {
  max-width: 460px; width: 100%; text-align: center; background: var(--bg-card);
  border: 1px solid var(--line); border-radius: 24px; padding: 44px 34px; box-shadow: var(--shadow-md);
}
.auth-card .badge {
  width: 64px; height: 64px; margin: 0 auto 22px; border-radius: 18px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--blue)); color: #fff; box-shadow: var(--shadow-lg);
}
.auth-card .badge svg { width: 32px; height: 32px; }
.auth-card h1 { font-size: 1.6rem; }
.auth-card p { color: var(--ink-soft); }
.auth-card .btn { width: 100%; margin-top: 8px; }
.auth-card .hint { font-size: .9rem; color: var(--ink-faint); margin-top: 18px; margin-bottom: 0; }
.auth-steps { text-align: start; margin: 22px 0 4px; padding: 0; list-style: none; }
.auth-steps li { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 12px; color: var(--ink-soft); font-size: .97rem; }
.auth-steps .n {
  flex: 0 0 auto; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center;
  background: var(--bg-soft); border: 1px solid var(--line); font-size: .8rem; font-weight: 800; color: var(--blue-deep);
}

/* ---------- Utilities ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.muted { color: var(--ink-faint); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .grid--3, .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .section { padding: 52px 0; }
  .hero { padding: 64px 0 44px; }
  .grid--3, .grid--2, .steps, .topics { grid-template-columns: 1fr; }
  .nav__links { gap: 0; }
  .nav__links a { padding: 8px 9px; font-size: .9rem; }
  .nav__links .nav-hide { display: none; }
  .band { padding: 40px 24px; }
  .hero__cta .btn { width: 100%; }
}

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

/* Focus visibility for accessibility */
a:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--cyan); outline-offset: 2px; border-radius: 6px;
}