:root {
  --bg0: #0c1117;
  --bg1: #141b24;
  --bg2: #1c2633;
  --ink: #e8eef6;
  --muted: #9aa8b8;
  --accent: #3dba8a;
  --accent-dim: #2a8f68;
  --line: rgba(232, 238, 246, 0.12);
  --warn: #e6b84d;
  --font-display: "Rubik", "Heebo", system-ui, sans-serif;
  --font-body: "Heebo", "Rubik", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  direction: rtl;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  background:
    radial-gradient(ellipse 80% 50% at 100% -10%, rgba(61, 186, 138, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 40% at 0% 100%, rgba(61, 120, 186, 0.12), transparent 50%),
    linear-gradient(165deg, var(--bg0), var(--bg1) 45%, var(--bg0));
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: #6fd4ab;
}

.wrap {
  width: min(720px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2.5rem 0 4rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.4rem, 8vw, 3.4rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.35rem;
  line-height: 1.1;
}

.brand span {
  color: var(--accent);
}

.lede {
  margin: 0 0 2rem;
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 36em;
}

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin: 0 0 2.5rem;
  padding: 0;
  list-style: none;
}

.toc a {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(20, 27, 36, 0.7);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.92rem;
}

.toc a:hover {
  border-color: var(--accent-dim);
  color: var(--accent);
}

section {
  margin: 0 0 2.25rem;
  padding: 1.4rem 1.35rem 1.5rem;
  background: linear-gradient(145deg, rgba(28, 38, 51, 0.9), rgba(20, 27, 36, 0.85));
  border: 1px solid var(--line);
  border-radius: 14px;
  animation: rise 0.55s ease both;
}

section:nth-of-type(2) { animation-delay: 0.05s; }
section:nth-of-type(3) { animation-delay: 0.1s; }
section:nth-of-type(4) { animation-delay: 0.15s; }
section:nth-of-type(5) { animation-delay: 0.2s; }
section:nth-of-type(6) { animation-delay: 0.25s; }
section:nth-of-type(7) { animation-delay: 0.3s; }

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 650;
  margin: 0 0 0.85rem;
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
}

.num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 8px;
  background: var(--accent);
  color: var(--bg0);
  font-size: 0.95rem;
  font-weight: 700;
  flex-shrink: 0;
}

ol.steps {
  margin: 0;
  padding: 0 1.2rem 0 0;
}

ol.steps > li {
  margin: 0 0 0.75rem;
}

ol.steps > li:last-child {
  margin-bottom: 0;
}

code,
.mono {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.88em;
  direction: ltr;
  unicode-bidi: embed;
}

code {
  padding: 0.12em 0.4em;
  border-radius: 5px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--line);
}

.note {
  margin: 1rem 0 0;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border-right: 3px solid var(--warn);
  background: rgba(230, 184, 77, 0.08);
  color: var(--ink);
  font-size: 0.95rem;
}

.note strong {
  color: var(--warn);
}

.links {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.75rem;
}

.links a {
  display: block;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
}

.links a:hover {
  border-color: var(--accent-dim);
}

.links a small {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 0.15rem;
  direction: ltr;
  text-align: right;
}

footer {
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (prefers-reduced-motion: reduce) {
  section {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
}