@import url(/css/generic/_reset.css);
@import url(/css/generic/_animations.css);
@import url(/css/settings/_colors.css);
@import url(/css/settings/_fonts.css);
@import url(/css/components/_navbar.css);
@import url(/css/elements/_headings.css);
@import url(/css/elements/_main.css);
@import url(/css/elements/_buttons.css);

:root {
  --sidebar-width: 260px;
  --content-max-width: 820px;
}

body {
  font-family: var(--montserrat);
  background: var(--lavender-mist);
  color: var(--black);
}

.begin-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.6rem 2rem 3.2rem;
}

.begin-hero {
  padding: 2.8rem 0 1.6rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.02);
}

.begin-title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin: 0 0 8px 0;
  font-weight: 800;
}

.begin-subtitle {
  margin: 0 0 20px 0;
  color: var(--gray);
  font-size: 1.05rem;
  max-width: 78%;
}

.begin-grid {
  display: grid;
  grid-template-columns: var(--sidebar-width) 1fr;
  gap: 36px;
  align-items: start;
  margin-top: 1.2rem;
}

.begin-sidebar {
  background: var(--white);
  border-radius: 12px;
  border: 1px solid var(--alabaster-gray);
  padding: 18px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.04);
  position: sticky;
  top: 120px;
  height: calc(100vh - 160px);
  box-sizing: border-box;
  overflow: auto;
}

.begin-sidebar__title {
  margin: 0 0 12px 0;
  font-weight: 800;
  font-size: 1.05rem;
}

.begin-nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.begin-nav a {
  display: block;
  padding: 10px 12px;
  color: var(--black);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  transition: background 160ms ease, transform 160ms ease;
}

.begin-nav a:hover,
.begin-nav a:focus {
  background: rgba(111,0,255,0.04);
  transform: translateX(2px);
  outline: none;
}

.begin-nav a.is-active {
  background: linear-gradient(90deg, rgba(111,0,255,0.06), rgba(195,150,255,0.02));
  border-left: 4px solid var(--eletric-indigo);
  padding-left: 10px;
  box-shadow: inset 0 0 0 1px rgba(111,0,255,0.02);
}

.begin-content {
  min-height: 60vh;
  max-width: var(--content-max-width);
}

.begin-section {
  background: var(--white);
  border: 1px solid var(--alabaster-gray);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.04);
  scroll-margin-top: 140px;
}

.begin-section h2 {
  margin-top: 0;
  font-size: 1.6rem;
  font-weight: 800;
}

.begin-section p {
  color: var(--gray);
  line-height: 1.6;
  font-size: 1rem;
}

.begin-section ol,
.begin-section ul {
  margin: 8px 0 0 1.4rem;
}

.begin-section ol li,
.begin-section ul li {
  margin-bottom: 0.6rem;
}

details summary {
  cursor: pointer;
  padding: 10px;
  border-radius: 8px;
  background: transparent;
}

@media (max-width: 1000px) {
  .begin-grid {
    grid-template-columns: 1fr;
  }

  .begin-sidebar {
    position: relative;
    top: auto;
    height: auto;
    margin-bottom: 12px;
    overflow: visible;
  }

  .begin-content {
    max-width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}