/* ═══════════════════════════════════════════════════════════════
   NoruCore – docs.css
   Documentation page — sidebar LEFT | content RIGHT
═══════════════════════════════════════════════════════════════ */

:root {
  --sidebar-w: 300px;
}

/* Hero / Navbar strip */
.hero.docs-hero {
  position: relative;
  margin: 0;
  background: transparent;
  border-radius: 0;
  display: flex;
  flex-direction: column;
  /* Remove horizontal padding: .navbar already owns it via padding: 40px var(--page-pad) */
  padding: 0 0 24px;
  border-bottom: 1px solid rgba(0,0,0,.10);
}

/* Two-column container */
.docs-container {
  display: flex;
  width: 100%;
  min-height: calc(100vh - 90px);
}

/* ── SIDEBAR ──────────────────────────────────── */
.docs-sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  padding: 48px 32px 48px 40px;
  position: sticky;
  top: 0;
  align-self: flex-start;
  max-height: 100vh;
  overflow-y: auto;
  border-right: 1px solid rgba(0,0,0,.10);
}
/* hide native scrollbar on sidebar */
.docs-sidebar::-webkit-scrollbar { width: 0; }

.sidebar-nav { padding-right: 20px; }

/* Toggle button: hidden on desktop, shown on mobile */
.sidebar-toggle { display: none; }

.sidebar-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.sidebar-link {
  font-size: 15px;
  color: var(--clr-black);
  display: block;
  transition: opacity var(--ease);
  line-height: 1.3;
}
.sidebar-link:hover { opacity: .50; }
.sidebar-link.active {
  opacity: 1;
  font-weight: 500;
}

.sidebar-sub-list {
  margin-top: 10px;
  padding-left: 16px;
  border-left: 1px solid rgba(0,0,0,.18);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.sidebar-sub-list .sidebar-link {
  font-size: 13px;
  opacity: .65;
}
.sidebar-sub-list .sidebar-link:hover { opacity: .40; }
.sidebar-sub-list .sidebar-link.active { opacity: 1; }

/* ── CONTENT ──────────────────────────────────── */
.docs-content {
  flex: 1;
  padding: 56px 80px 100px 52px;
  min-width: 0;
}

.doc-section {
  margin-bottom: 96px;
  scroll-margin-top: 32px;
}

.doc-title {
  font-family: var(--ff-serif);
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(0,0,0,.08);
}

.doc-text {
  font-size: 17px;
  color: var(--clr-black);
  line-height: 1.7;
  margin-bottom: 24px;
}
.doc-text li {
  margin-bottom: 16px;
}
.doc-text li:last-child {
  margin-bottom: 0;
}

.doc-image-wrap {
  width: 100%;
  margin-bottom: 32px;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,.10);
  background: #0a0a0a;
}
.doc-image-wrap img {
  width: 100%;
  height: auto;
  max-height: 420px;
  object-fit: cover;
}

/* Code blocks in docs */
.doc-code {
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 14px;
  background: #f6f6f6;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 10px;
  padding: 20px 24px;
  overflow-x: auto;
  margin-bottom: 24px;
  line-height: 1.6;
}

.alert-grid {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 20px;
}

/* ── RESPONSIVE ───────────────────────────────── */
@media (max-width: 1200px) {
  :root { --sidebar-w: 230px; }
  .docs-content { padding: 48px 52px 80px 40px; }
}

@media (max-width: 900px) {
  :root { --sidebar-w: 210px; }
  .hero.docs-hero { padding: 24px var(--page-pad) 20px; }
  .docs-content { padding: 40px 32px 80px 32px; }
  .docs-sidebar { padding: 40px 28px 40px 32px; }
}

@media (max-width: 768px) {
  .docs-container { flex-direction: column; }
  .docs-sidebar {
    width: 100%;
    position: relative;
    padding: 0;
    border-right: none;
    border-bottom: 1px solid rgba(0,0,0,.10);
    max-height: none;
    overflow-y: visible;
  }

  /* Accordion toggle button */
  .sidebar-toggle {
    display: flex !important;
    width: 100%;
    justify-content: space-between;
    align-items: center;
    padding: 16px var(--page-pad);
    background: none;
    border: none;
    border-bottom: 1px solid rgba(0,0,0,.08);
    font-family: var(--ff-serif);
    font-size: 16px;
    color: var(--clr-black);
    cursor: pointer;
  }
  .sidebar-toggle-icon {
    width: 18px;
    height: 18px;
    transition: transform var(--ease);
    flex-shrink: 0;
  }
  .sidebar-toggle[aria-expanded="true"] .sidebar-toggle-icon {
    transform: rotate(180deg);
  }

  /* Nav panel: hidden by default */
  .sidebar-nav {
    display: none;
    padding: 16px var(--page-pad) 24px;
  }
  .sidebar-nav.open {
    display: block;
  }

  /* Reset to vertical list */
  .sidebar-list {
    flex-direction: column;
    gap: 0;
  }
  .sidebar-link {
    display: block;
    padding: 11px 0;
    font-size: 15px;
    border-bottom: 1px solid rgba(0,0,0,.05);
  }
  .sidebar-sub-list {
    display: flex !important;
    flex-direction: column;
    gap: 0;
    margin-top: 0;
    padding-left: 16px;
  }
  .sidebar-sub-list .sidebar-link {
    font-size: 13px;
    padding: 8px 0;
  }

  .docs-content { padding: 32px var(--page-pad) 60px; }
}

@media (max-width: 640px) {
  .alert-grid { flex-direction: column; }
  .docs-content { padding: 28px var(--page-pad) 60px; }
  .sidebar-toggle { padding: 16px 24px; }
  .sidebar-nav { padding: 16px 24px 24px; }
}