* { margin: 0; padding: 0; box-sizing: border-box; }

.hero-section > * {
  min-width: 0 !important;
  width: auto !important;
  max-width: 100% !important;
}

:root {
  --bg:       #0d1117;
  --bg-card:  #161b22;
  --border:   #21262d;
  --accent:   #e8c547;
  --text:     #c9d1d9;
  --text-weak:#8b949e;
  --text-strong: #e6edf3;
  --mono: 'IBM Plex Mono', monospace;
  --display: 'Outfit', sans-serif;
  --nav-h: 52px;
  --syn-k: #ff7b72;
  --syn-f: #79c0ff;
  --syn-s: #a5d6ff;
  --syn-n: #e8c547;
  --syn-c: #3d444d;
}

body { background: var(--bg); color: var(--text); font-family: var(--mono); }

/* Nav */
.site-nav {
  position: sticky; top: 0; z-index: 100; height: var(--nav-h);
  background: rgba(13,17,23,0.95);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  display: block;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1060px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
}
.nav-brand { font-family: var(--display); font-weight: 800; color: var(--text-strong); display: flex; align-items: center; text-decoration: none; }
.nav-links-desktop { display: flex; gap: 12px; }
.nav-links-desktop a {
  color: var(--text-weak);
  text-decoration: none;
  font-size: 0.82rem;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.nav-links-desktop a:hover {
  color: var(--text-strong);
  background: var(--bg-card);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-weak);
  border-radius: 2px;
  transition: all 0.2s;
}
.nav-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 0.5rem 0;
}
.nav-mobile-menu.open { display: flex; }
.nav-mobile-menu a {
  padding: 0.75rem 2rem;
  color: var(--text-weak);
  text-decoration: none;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
  transition: color 0.15s;
}
.nav-mobile-menu a:last-child { border-bottom: none; }
.nav-mobile-menu a:hover { color: var(--text-strong); }

/* Hero */
.hero-section {
  min-height: calc(100vh - 52px) !important;
  display: grid !important;
  grid-template-columns: 1fr 1.2fr !important;
  align-items: center !important;
  gap: 3rem;
  max-width: 1060px;
  margin: 0 auto;
  padding: 2rem 2rem;
  border-bottom: 1px solid var(--border);
}
.hero-title {
  font-family: var(--display); font-weight: 900;
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  color: var(--text-strong); line-height: 1.05;
  letter-spacing: -0.03em; margin-bottom: 1rem;
}
.hero-title .zig { color: var(--accent); }
.hero-sub { color: var(--text-weak); font-size: 0.82rem; line-height: 1.8; margin-bottom: 1.75rem; }
.hero-btns { display: flex; gap: 10px; flex-wrap: wrap; }

/* Buttons */
.btn-primary { background: var(--accent); color: #000; font-weight: 700; padding: 9px 20px; border-radius: 7px; text-decoration: none; font-size: 0.78rem; display: inline-block; transition: all 0.15s; }
.btn-primary:hover { background: #f0d050; color: #000; transform: translateY(-1px); }
.btn-secondary { border: 1px solid var(--border); color: var(--text-weak); padding: 9px 20px; border-radius: 7px; text-decoration: none; font-size: 0.78rem; display: inline-block; transition: all 0.15s; }
.btn-secondary:hover { border-color: #30363d; color: var(--text); }

/* Code block */
.code-block { background: #010409 !important; border: 1px solid var(--border) !important; border-radius: 10px !important; overflow: hidden !important; display: block !important; visibility: visible !important; }
.code-block-bar { background: #161b22 !important; padding: 8px 14px !important; display: flex !important; gap: 6px !important; border-bottom: 1px solid var(--border) !important; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-r { background: #ff5f57 !important; } .dot-y { background: #ffbd2e !important; } .dot-g { background: #28ca41 !important; }
.code-block pre { padding: 1.25rem 1.5rem !important; color: var(--text-weak) !important; line-height: 1.9 !important; font-family: var(--mono) !important; font-size: 0.78rem !important; white-space: pre-wrap !important; word-break: break-word !important; margin: 0 !important; display: block !important; visibility: visible !important; }

/* Syntax */
.k { color: var(--syn-k); } .f { color: var(--syn-f); }
.s { color: var(--syn-s); } .n { color: var(--syn-n); }
.c { color: var(--syn-c); font-style: italic; }
.accent { color: var(--accent); }

/* Feature cards */
.feature-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 9px; height: 100%; transition: border-color 0.2s, background 0.2s, transform 0.2s; cursor: pointer; }
.feature-card:hover { border-color: var(--accent); background: #1c2128; transform: translateY(-3px); }
.feature-card.active { border-color: var(--accent); background: #1c2128; }
.feature-card code { background: rgba(232,197,71,0.1); color: var(--accent); padding: 1px 5px; border-radius: 3px; font-size: 0.72rem; }
.feature-card .accent { color: var(--accent); }

/* Detail box */
#feature-detail:empty { display: none; }
.detail-box { background: var(--bg-card); border: 1px solid var(--border); border-left: 3px solid var(--accent); border-radius: 9px; padding: 1.5rem; margin-top: 1.5rem; }
.detail-box code { background: rgba(232,197,71,0.1); color: var(--accent); padding: 1px 5px; border-radius: 3px; }

/* Section */
.section-title { font-family: var(--display); font-weight: 700; color: var(--text-strong); }
.section-subtitle { color: var(--text-weak); }

/* Footer */
footer { border-top: 1px solid var(--border); }

/* ── DOCS ── */
.docs-layout {
  display: flex;
  justify-content: center;
  min-height: calc(100vh - var(--nav-h));
  padding-top: var(--nav-h);
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
}

.docs-sidebar {
  width: 240px;
  min-width: 240px;
  position: sticky;
  top: var(--nav-h);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  padding: 2rem 1.25rem;
  border-right: 1px solid var(--border);
}
.docs-sidebar::-webkit-scrollbar { width: 4px; }
.docs-sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.sidebar-group { margin-bottom: 1.75rem; }
.sidebar-group-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-weak);
  margin-bottom: 0.4rem;
  padding: 0 0.5rem;
  font-family: var(--mono);
  opacity: 0.6;
}
.sidebar-link {
  display: block;
  padding: 0.32rem 0.5rem;
  border-radius: 6px;
  color: var(--text-weak);
  text-decoration: none;
  font-size: 0.82rem;
  transition: all 0.15s;
  cursor: pointer;
  font-family: var(--mono);
}
.sidebar-link:hover { color: var(--text-strong); background: var(--bg-card); }
.sidebar-link.active { color: var(--accent); background: rgba(232,197,71,0.06); font-weight: 600; }

.docs-content {
  flex: 1;
  max-width: 860px;
  padding: 3rem 4rem;
  min-width: 0;
  border-right: 1px solid var(--border);
}

.docs-content h1 { font-size: 2rem; font-weight: 800; color: var(--text-strong); margin-bottom: 1rem; font-family: var(--display); }
.docs-content h2 { font-size: 1.25rem; font-weight: 700; color: var(--text-strong); margin-top: 3rem; margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 1px solid var(--border); font-family: var(--display); }
.docs-content h3 { font-size: 1rem; font-weight: 700; color: var(--text-strong); margin-top: 2rem; margin-bottom: 0.75rem; font-family: var(--display); }
.docs-content p { color: var(--text-weak); margin-bottom: 1rem; line-height: 1.75; }
.docs-content p code, .docs-content li code { background: var(--bg-card); border: 1px solid var(--border); color: var(--accent); padding: 0.1rem 0.4rem; border-radius: 4px; font-family: var(--mono); font-size: 0.78rem; }
.docs-content ul { padding-left: 1.25rem; color: var(--text-weak); margin-bottom: 1rem; }
.docs-content li { margin-bottom: 0.4rem; }
.docs-content a { color: var(--accent); text-decoration: none; }
.docs-content a:hover { text-decoration: underline; }

.on-this-page {
  width: 240px;
  min-width: 240px;
  position: sticky;
  top: var(--nav-h);
  height: fit-content;
  padding: 2rem 1.25rem;
}
.on-this-page-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-weak);
  margin-bottom: 0.75rem;
  font-family: var(--mono);
  opacity: 0.6;
}
.on-this-page a {
  display: block;
  font-size: 0.78rem;
  color: var(--text-weak);
  text-decoration: none;
  padding: 0.25rem 0 0.25rem 0.75rem;
  margin-left: -0.75rem;
  transition: color 0.15s;
  border-left: 2px solid transparent;
  font-family: var(--mono);
}
.on-this-page a:hover { color: var(--text-strong); }
.on-this-page a.active { color: var(--accent); border-left-color: var(--accent); }

.callout { background: rgba(232,197,71,0.05); border: 1px solid rgba(232,197,71,0.2); border-left: 3px solid var(--accent); border-radius: 8px; padding: 1rem 1.25rem; margin: 1.25rem 0; font-size: 0.85rem; color: var(--text-weak); }
.callout strong { color: var(--accent); }

.pagination { display: flex; justify-content: space-between; margin-top: 4rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.pagination a { color: var(--text-weak); text-decoration: none; font-size: 0.82rem; transition: color 0.15s; font-family: var(--mono); }
.pagination a:hover { color: var(--accent); }

#doc-content { transition: opacity 0.15s; }

@media (max-width: 768px) {
  .hero-section {
    grid-template-columns: 1fr !important;
    min-height: calc(100vh - 52px) !important;
    padding: 2rem 1.5rem !important;
    display: grid !important;
  }
  .hero-section .code-block { display: none; }
  .hero-title { font-size: 2.2rem; }

  .docs-layout { flex-direction: column; padding-top: var(--nav-h); }
  .docs-sidebar { display: none; }
  .docs-content { padding: 2rem 1.5rem; border-right: none; }
  .on-this-page { display: none; }
  
  .hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
  }
}