/* ─── SystemLink CLI Docs ─── */
/* Matches https://ni-kismet.github.io/systemlink-app-store/ design system */

/* ─── TOKENS ─── */
:root {
  --bg:           #1c1c1c;
  --bg-2:         #252526;
  --bg-3:         #2e2e2e;
  --border:       #3a3a3a;
  --border-light: #4a4a4a;
  --accent:       #00b050;
  --accent-hover: #00cc5e;
  --accent-glow:  rgba(0,176,80,.2);
  --green:        #00b050;
  --text:         #e8e8e8;
  --text-muted:   #a8a8a8;
  --text-faint:   #6a6a6a;
  --font-sans:    -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono:    ui-monospace, 'Cascadia Code', 'Fira Code', monospace;
  --radius:       8px;
  --radius-lg:    12px;
  --container:    1120px;
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }

/* ─── LAYOUT ─── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
}

/* ─── NAV ─── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(28,28,28,.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: .75rem 0;
}
.nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--text);
  font-weight: 700;
  font-size: 1.05rem;
}
.nav-logo:hover { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-links a { color: var(--text-muted); font-size: .9rem; font-weight: 500; }
.nav-links a:hover { color: var(--text); }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-weight: 600;
  font-size: .9rem;
  border-radius: var(--radius);
  padding: .55rem 1.2rem;
  transition: all .2s;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-sm {
  padding: .4rem .85rem;
  font-size: .82rem;
}
.btn-primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #000;
  box-shadow: 0 0 20px var(--accent-glow);
}
.btn-outline {
  border-color: var(--border-light);
  color: var(--text);
  background: transparent;
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 6rem 0 4rem;
  text-align: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: .35;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 40%, transparent 30%, var(--bg) 75%);
}
.hero-content { position: relative; z-index: 1; }
.eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(0,176,80,.1);
  border: 1px solid rgba(0,176,80,.25);
  border-radius: 100px;
  padding: .35rem 1rem;
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  margin-bottom: 1rem;
}
.accent {
  background: linear-gradient(135deg, var(--accent), #00e068);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  gap: .75rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}
.hero-meta {
  display: flex;
  gap: .5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.meta-chip {
  font-size: .78rem;
  color: var(--text-muted);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: .3rem .8rem;
}

/* ─── TERMINAL ─── */
.hero-terminal {
  max-width: 680px;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-align: left;
  background: var(--bg-2);
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: .5rem .8rem;
  background: var(--bg-3);
  border-bottom: 1px solid var(--border);
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red   { background: #ff5f57; }
.dot.yellow{ background: #febc2e; }
.dot.green { background: #28c840; }
.terminal-title { margin-left: auto; font-size: .72rem; color: var(--text-faint); font-family: var(--font-mono); }
.hero-terminal pre {
  padding: 1.2rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  line-height: 1.7;
  overflow-x: auto;
}
.hero-terminal code { color: var(--text); }
.hero-terminal .prompt { color: var(--accent); font-weight: 700; }
.hero-terminal .dim   { color: var(--text-faint); }

/* ─── SECTIONS ─── */
.section { padding: 5rem 0; }
.section-alt { background: var(--bg-2); }
.section-eyebrow {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .75rem;
}
.section h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -.01em;
  margin-bottom: .75rem;
}
.section-sub {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 620px;
  margin-bottom: 2.5rem;
}

/* ─── FEATURE GRID ─── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.feature-card {
  background: var(--bg-2);
  padding: 1.5rem;
  transition: background .2s;
}
.feature-card:hover { background: var(--bg-3); }
.feature-icon { font-size: 1.5rem; margin-bottom: .75rem; }
.feature-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: .4rem; }
.feature-card p { color: var(--text-muted); font-size: .88rem; line-height: 1.55; }

/* ─── INSTALL TABS ─── */
.install-tabs {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.5rem;
}
.install-tab-nav {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
  overflow-x: auto;
  scrollbar-width: none;
}
.install-tab-nav::-webkit-scrollbar { display: none; }
.install-tab-btn {
  flex: 1;
  min-width: max-content;
  padding: .8rem 1.5rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: .85rem;
  font-weight: 500;
  cursor: pointer;
  transition: color .15s, border-color .15s;
  white-space: nowrap;
}
.install-tab-btn:hover { color: var(--text); }
.install-tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.install-tab-content {
  padding: 1.5rem;
}
.install-tab-pane { display: none; }
.install-tab-pane.active { display: block; }
.install-note {
  font-size: .8rem;
  color: var(--text-faint);
  margin-bottom: .75rem;
}
.install-note a { color: var(--accent); }
.install-next {
  text-align: center;
  font-size: .9rem;
}

/* ─── CODE BLOCKS ─── */
.code-block {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
}
.code-block pre {
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: .82rem;
  line-height: 1.65;
  color: var(--text);
}
.code-sm pre { padding: .75rem; font-size: .78rem; }

/* ─── WORKFLOW GRID ─── */
.workflow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}
.workflow-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  position: relative;
}
.workflow-number {
  position: absolute;
  top: -12px;
  left: 1.25rem;
  width: 28px;
  height: 28px;
  background: var(--accent);
  color: #000;
  font-weight: 800;
  font-size: .82rem;
  line-height: 28px;
  text-align: center;
  border-radius: 50%;
}
.workflow-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: .4rem;
  margin-top: .25rem;
}
.workflow-card p {
  color: var(--text-muted);
  font-size: .88rem;
  line-height: 1.55;
  margin-bottom: .75rem;
}

/* ─── CTA ─── */
.cta {
  text-align: center;
  padding: 5rem 0;
  background:
    linear-gradient(180deg, var(--bg) 0%, rgba(0,176,80,.06) 50%, var(--bg) 100%);
}
.cta h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 800;
  margin-bottom: .5rem;
}
.cta p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

/* ─── FOOTER ─── */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-weight: 700;
  font-size: .9rem;
  color: var(--text-muted);
}
.footer-links {
  display: flex;
  gap: 1.5rem;
}
.footer-links a {
  color: var(--text-faint);
  font-size: .82rem;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  color: var(--text-faint);
  font-size: .78rem;
  width: 100%;
  text-align: center;
  margin-top: .5rem;
}

/* ─── DOCS PAGE LAYOUT ─── */
.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2.5rem;
  padding: 3rem 0;
}
@media (max-width: 800px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar {
    position: static !important;
    border-right: none !important;
    border-bottom: 1px solid var(--border);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
  }
}
.docs-sidebar {
  position: sticky;
  top: 4rem;
  align-self: start;
  max-height: calc(100vh - 5rem);
  overflow-y: auto;
}
.sidebar-group { margin-bottom: 1.5rem; }
.sidebar-label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: .5rem;
}
.sidebar-link {
  display: block;
  padding: .25rem 0;
  color: var(--text-muted);
  font-size: .85rem;
  transition: color .15s;
}
.sidebar-link:hover,
.sidebar-link.active { color: var(--accent); }

.docs-content {
  min-width: 0;
}
.docs-content h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: .5rem;
}
.docs-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-top: 2.5rem;
  margin-bottom: .75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.docs-content h2:first-of-type { border-top: none; padding-top: 0; }
.docs-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: .5rem;
}
.docs-content p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  line-height: 1.7;
}
.docs-content ul, .docs-content ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}
.docs-content li {
  color: var(--text-muted);
  margin-bottom: .35rem;
  font-size: .92rem;
}
.docs-content code {
  font-family: var(--font-mono);
  font-size: .85em;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: .15em .35em;
}
.docs-content pre {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  overflow-x: auto;
  margin-bottom: 1.25rem;
  line-height: 1.6;
}
.docs-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: .82rem;
}
.docs-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.25rem;
  font-size: .88rem;
}
.docs-content th {
  text-align: left;
  padding: .6rem .75rem;
  background: var(--bg-3);
  border: 1px solid var(--border);
  font-weight: 600;
  font-size: .82rem;
  color: var(--text-muted);
}
.docs-content td {
  padding: .5rem .75rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

/* ─── STEPS ─── */
.steps { margin: 2rem 0; }
.step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 1rem;
  position: relative;
  padding-bottom: 2rem;
}
.step:last-child { padding-bottom: 0; }
.step::after {
  content: '';
  position: absolute;
  left: 23px;
  top: 40px;
  bottom: 0;
  width: 2px;
  background: var(--border);
}
.step:last-child::after { display: none; }
.step-num {
  width: 48px;
  height: 48px;
  background: var(--bg-3);
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
  color: var(--accent);
  flex-shrink: 0;
}
.step-body h3 {
  margin-top: .5rem;
  margin-bottom: .35rem;
}
.step-body p {
  font-size: .92rem;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 640px) {
  .nav-links a:not(.btn) { display: none; }
  .hero { padding: 4rem 0 3rem; }
  .hero-terminal { font-size: .75rem; }
  .features-grid { grid-template-columns: 1fr; }
  .install-grid  { grid-template-columns: 1fr; }
  .workflow-grid  { grid-template-columns: 1fr; }
}

/* ─── COMMAND GROUP CARDS ─── */
.cmd-groups {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2rem;
}
.cmd-group {
  background: var(--bg-2);
  padding: 1.25rem;
  transition: background .2s;
}
.cmd-group:hover { background: var(--bg-3); }
.cmd-group h3 {
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: .25rem;
}
.cmd-group p {
  color: var(--text-muted);
  font-size: .82rem;
  line-height: 1.5;
  margin-bottom: .5rem;
}
.cmd-group code {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--accent);
  background: none;
  border: none;
  padding: 0;
}

/* ─── HIGHLIGHT BOX ─── */
.highlight-box {
  background: rgba(0,176,80,.06);
  border: 1px solid rgba(0,176,80,.2);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
}
.highlight-box p {
  color: var(--text);
  margin-bottom: 0;
}

/* ─── PAGE HERO (docs) ─── */
.page-hero {
  text-align: center;
  padding: 4rem 0 2rem;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: .5rem;
}
.page-hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}