:root {
  --bg-primary: #0a0a10;
  --bg-secondary: #12121c;
  --bg-card: #161622;
  --border-color: #242438;
  --text-primary: #e4e4ef;
  --text-secondary: #9898b0;
  --text-muted: #6a6a85;
  --accent-purple: #8b5cf6;
  --accent-blue: #6366f1;
  --accent-cyan: #06b6d4;
  --accent-green: #22c55e;
  --accent-orange: #f59e0b;
  --accent-red: #ef4444;
  --accent-pink: #ec4899;
  --sidebar-width: 280px;
}

* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:24px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'SF Pro Display', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  position:fixed; left:0; top:0; bottom:0;
  width:var(--sidebar-width);
  background:var(--bg-secondary);
  border-right:1px solid var(--border-color);
  overflow-y:auto; z-index:100;
  transition:transform .3s;
}
.sidebar-header {
  padding:24px 20px 16px;
  border-bottom:1px solid var(--border-color);
}
.logo {
  width:36px; height:36px;
  background:linear-gradient(135deg,var(--accent-purple),var(--accent-blue));
  border-radius:8px; display:flex; align-items:center; justify-content:center;
  font-size:18px; font-weight:700; margin-bottom:10px; color:#fff;
}
.sidebar-header h2 { font-size:15px; font-weight:600; }
.sidebar-header .version { font-size:11px; color:var(--text-muted); margin-top:2px; }

.nav-list { list-style:none; padding:8px 0; }
.nav-group-title {
  padding:16px 20px 6px;
  font-size:11px; font-weight:700;
  color:var(--accent-purple);
  text-transform:uppercase;
  letter-spacing:.08em;
}
.nav-link {
  display:block; padding:6px 20px;
  color:var(--text-secondary); text-decoration:none;
  font-size:13px; transition:all .15s;
  border-left:3px solid transparent;
}
.nav-link:hover { color:var(--text-primary); background:rgba(139,92,246,.05); }
.nav-link.active {
  color:var(--accent-purple);
  border-left-color:var(--accent-purple);
  background:rgba(139,92,246,.08);
  font-weight:500;
}

.sidebar-toggle {
  display:none; position:fixed; top:14px; left:14px; z-index:200;
  background:var(--bg-card); border:1px solid var(--border-color);
  color:var(--text-primary); width:38px; height:38px; border-radius:8px;
  font-size:18px; cursor:pointer;
}

/* Content */
.content {
  margin-left:var(--sidebar-width); flex:1;
  padding:32px 40px; max-width:1080px;
}

/* Part Header */
.part-header {
  text-align:center; padding:48px 0 32px;
  border-bottom:1px solid var(--border-color);
  margin-bottom:48px;
}
.part-label {
  font-size:12px; font-weight:700; color:var(--accent-purple);
  text-transform:uppercase; letter-spacing:.1em;
}
.part-title {
  font-size:36px; font-weight:800; letter-spacing:-.03em;
  background:linear-gradient(135deg,var(--text-primary),var(--accent-purple));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text; margin:8px 0;
}
.part-desc { color:var(--text-muted); font-size:16px; }

/* Sections */
.section { margin-bottom:64px; }
.section-header {
  display:flex; align-items:baseline; gap:14px;
  margin-bottom:28px; padding-bottom:14px;
  border-bottom:1px solid var(--border-color);
}
.section-number {
  font-size:13px; font-weight:700; color:var(--accent-purple);
  opacity:.7; font-family:'SF Mono','Fira Code',monospace;
}
.section-header h1 {
  font-size:26px; font-weight:700; letter-spacing:-.03em;
  background:linear-gradient(135deg,var(--text-primary),var(--accent-purple));
  -webkit-background-clip:text; -webkit-text-fill-color:transparent;
  background-clip:text;
}

/* Cards */
.card {
  background:var(--bg-card); border:1px solid var(--border-color);
  border-radius:12px; padding:24px; margin-bottom:16px;
  transition:border-color .2s;
}
.card:hover { border-color:rgba(139,92,246,.25); }
.card h3 { font-size:17px; font-weight:600; margin-bottom:14px; }
.card p { color:var(--text-secondary); margin-bottom:10px; }
.card p:last-child { margin-bottom:0; }
.highlight-card {
  border-color:rgba(139,92,246,.4);
  background:linear-gradient(135deg,rgba(139,92,246,.08),rgba(99,102,241,.04));
}

/* Code */
code {
  font-family:'SF Mono','Fira Code','Consolas',monospace;
  font-size:.86em; background:rgba(139,92,246,.12);
  padding:2px 5px; border-radius:4px; color:var(--accent-purple);
}
pre { margin:10px 0; border-radius:8px; overflow-x:auto; }
pre code {
  background:#0d1117; display:block; padding:14px 18px;
  border-radius:8px; font-size:12.5px; line-height:1.55;
  color:#e6edf3; border:1px solid var(--border-color);
}

/* Grids */
.info-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:10px; margin-top:14px; }
.info-item {
  display:flex; flex-direction:column;
  background:var(--bg-secondary); padding:12px 16px;
  border-radius:8px; border:1px solid var(--border-color);
}
.info-label { font-size:11px; color:var(--text-muted); text-transform:uppercase; letter-spacing:.05em; margin-bottom:3px; }
.info-value { font-size:14px; font-weight:600; color:var(--accent-purple); font-family:'SF Mono',monospace; }

.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
.feature-item {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:18px; transition:transform .2s,border-color .2s;
}
.feature-item:hover { transform:translateY(-2px); border-color:rgba(139,92,246,.4); }
.feature-icon { font-size:26px; margin-bottom:8px; }
.feature-item h4 { font-size:14px; font-weight:600; margin-bottom:5px; }
.feature-item p { font-size:12px; color:var(--text-muted); margin:0; }

.example-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.example-item {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:8px; padding:14px;
}
.example-item h4 { font-size:13px; font-weight:600; color:var(--accent-cyan); margin-bottom:8px; }
.example-item pre code { font-size:11.5px; padding:10px; }

/* Tool detail */
.tool-detail-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:14px; }
.tool-detail {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:18px;
}
.tool-detail h4 { font-size:15px; font-weight:600; margin-bottom:6px; }
.tool-detail p { font-size:13px; color:var(--text-muted); }
.tool-detail ul { list-style:none; padding:0; }
.tool-detail ul li { font-size:13px; color:var(--text-secondary); padding:2px 0 2px 14px; position:relative; }
.tool-detail ul li::before { content:'•'; position:absolute; left:0; color:var(--accent-purple); }
.tool-tip {
  margin-top:8px; padding:8px 12px; background:rgba(6,182,212,.08);
  border-radius:6px; font-size:12px; color:var(--accent-cyan);
}

/* Effort */
.effort-grid { display:flex; gap:12px; margin:16px 0; }
.effort-item {
  flex:1; text-align:center; padding:16px; border-radius:10px;
  border:1px solid var(--border-color);
}
.effort-item h4 { font-size:16px; font-weight:700; margin-bottom:4px; }
.effort-item p { font-size:12px; color:var(--text-muted); margin:0; }
.effort-low { border-color:var(--accent-green); }
.effort-low h4 { color:var(--accent-green); }
.effort-medium { border-color:var(--accent-cyan); }
.effort-medium h4 { color:var(--accent-cyan); }
.effort-high { border-color:var(--accent-orange); }
.effort-high h4 { color:var(--accent-orange); }
.effort-max { border-color:var(--accent-red); }
.effort-max h4 { color:var(--accent-red); }

/* Permission cards */
.perm-cards { display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }
.perm-card {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:18px;
}
.perm-card h4 { font-size:14px; font-weight:600; margin:8px 0 4px; }
.perm-card p { font-size:13px; color:var(--text-muted); margin:0; }
.perm-badge {
  display:inline-block; padding:2px 10px; border-radius:20px;
  font-size:11px; font-weight:600; font-family:'SF Mono',monospace;
}
.perm-badge.default { background:rgba(99,102,241,.15); color:var(--accent-blue); }
.perm-badge.accept { background:rgba(34,197,94,.15); color:var(--accent-green); }
.perm-badge.plan { background:rgba(6,182,212,.15); color:var(--accent-cyan); }
.perm-badge.bypass { background:rgba(239,68,68,.15); color:var(--accent-red); }
.perm-badge.dontask { background:rgba(245,158,11,.15); color:var(--accent-orange); }

/* Transport grid */
.transport-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.transport-item {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:8px; padding:16px;
}
.transport-item h4 { font-size:14px; font-weight:600; color:var(--accent-cyan); margin-bottom:6px; }
.transport-item p { font-size:13px; color:var(--text-muted); margin-bottom:8px; }

/* Tips */
.tips-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:14px; }
.tip-item {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:18px;
}
.tip-item h4 { font-size:14px; font-weight:600; color:var(--accent-purple); margin-bottom:6px; }
.tip-item p { font-size:13px; color:var(--text-muted); margin:0; }

/* Table */
.dep-table { width:100%; border-collapse:collapse; margin:10px 0; }
.dep-table th, .dep-table td {
  padding:9px 12px; text-align:left;
  border-bottom:1px solid var(--border-color); font-size:13px;
}
.dep-table th {
  font-weight:600; color:var(--text-muted); font-size:11px;
  text-transform:uppercase; letter-spacing:.05em;
}
.dep-table td { color:var(--text-secondary); }
.dep-table tr:hover td { background:rgba(139,92,246,.04); }
.cmd-category td { font-weight:700; color:var(--accent-purple); font-size:12px; padding-top:16px; }

/* Terminal */
.terminal-preview { border-radius:10px; overflow:hidden; border:1px solid var(--border-color); }
.terminal-bar { background:#2d2d3a; padding:8px 14px; display:flex; align-items:center; gap:7px; }
.dot { width:11px; height:11px; border-radius:50%; }
.dot.red { background:#ff5f57; } .dot.yellow { background:#ffbd2e; } .dot.green { background:#28c840; }
.terminal-title { flex:1; text-align:center; font-size:11px; color:var(--text-muted); }
.terminal-body {
  background:#0a0a12; padding:14px 18px;
  font-family:'SF Mono','Fira Code',monospace; font-size:12.5px; line-height:1.55;
}
.t-line { min-height:1.55em; }
.t-system { color:var(--text-muted); }
.t-user { color:var(--accent-cyan); }
.t-assistant { color:var(--text-primary); }
.t-tool { color:var(--accent-orange); }
.t-output { color:var(--text-secondary); padding-left:18px; }
.t-cursor { color:var(--accent-cyan); }
.t-prompt { color:var(--accent-purple); font-weight:700; }
.t-tip { color:var(--text-muted); font-size:11px; }
.cursor { animation:blink 1s infinite; }
@keyframes blink { 0%,100%{opacity:1}50%{opacity:0} }

/* Architecture */
.architecture-diagram { display:flex; flex-direction:column; align-items:center; gap:6px; padding:16px 0; }
.arch-layer {
  width:100%; background:rgba(139,92,246,.05);
  border:1px solid var(--layer-color,var(--border-color));
  border-radius:10px; padding:14px 18px;
}
.arch-layer-label {
  font-size:11px; font-weight:600; color:var(--layer-color,var(--accent-purple));
  text-transform:uppercase; letter-spacing:.08em; margin-bottom:8px;
}
.arch-boxes { display:flex; gap:10px; flex-wrap:wrap; }
.arch-box {
  flex:1; min-width:120px; background:var(--bg-secondary);
  border:1px solid var(--border-color); border-radius:6px;
  padding:8px 12px; font-size:12px; text-align:center; color:var(--text-secondary);
}
.arch-box.primary { border-color:var(--accent-purple); color:var(--accent-purple); font-weight:600; }
.arch-arrow { font-size:16px; color:var(--text-muted); }

/* Principles */
.principles { display:flex; flex-direction:column; gap:12px; }
.principle {
  padding:14px 18px; background:var(--bg-secondary);
  border-radius:8px; border-left:3px solid var(--accent-purple);
}
.principle h4 { font-size:14px; font-weight:600; margin-bottom:4px; }
.principle p { margin:0; font-size:13px; }

/* Flow */
.flow-chart { display:flex; flex-direction:column; gap:20px; }
.flow-step { display:flex; gap:16px; }
.flow-number {
  flex-shrink:0; width:32px; height:32px;
  background:linear-gradient(135deg,var(--accent-purple),var(--accent-blue));
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:13px; color:#fff; margin-top:4px;
}
.flow-content { flex:1; }
.flow-content h4 { font-size:15px; font-weight:600; margin-bottom:4px; }

/* Loop */
.loop-diagram { display:flex; flex-wrap:wrap; align-items:center; gap:6px; padding:16px 0; }
.loop-step {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:12px; text-align:center; flex:1; min-width:90px;
}
.loop-step.active-step { border-color:var(--accent-green); }
.loop-step.complete-step { border-color:var(--accent-cyan); }
.loop-icon { font-size:20px; margin-bottom:4px; }
.loop-step h4 { font-size:12px; font-weight:600; }
.loop-arrow { color:var(--text-muted); font-size:16px; }

/* API Features */
.api-features { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.api-feature {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:8px; padding:14px;
}
.api-feature h4 { font-size:13px; font-weight:600; color:var(--accent-cyan); margin-bottom:4px; }
.api-feature p { font-size:12px; color:var(--text-muted); margin:0; }

/* Flag grid */
.flag-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:8px; margin-top:10px; }
.flag-item {
  display:flex; align-items:center; gap:10px;
  background:var(--bg-secondary); padding:8px 12px;
  border-radius:6px; border:1px solid var(--border-color);
}
.flag-item code { font-size:11px; white-space:nowrap; }
.flag-item span { font-size:12px; color:var(--text-muted); }

/* Coordinator */
.coordinator-diagram { display:flex; flex-direction:column; align-items:center; gap:14px; padding:16px; }
.coord-node {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:14px 20px; text-align:center;
}
.coord-node.main { border-color:var(--accent-purple); min-width:260px; }
.coord-node.worker { border-color:var(--accent-cyan); }
.coord-node h4 { font-size:13px; font-weight:600; margin-bottom:3px; }
.coord-node p { font-size:11px; color:var(--text-muted); margin:0; }
.coord-arrows { display:flex; gap:60px; color:var(--text-muted); font-size:18px; }
.coord-workers { display:flex; gap:12px; }

/* Backend list */
.backend-list { display:flex; flex-direction:column; gap:8px; }
.backend-item {
  background:var(--bg-secondary); padding:10px 14px;
  border-radius:6px; border:1px solid var(--border-color);
  font-size:13px; color:var(--text-secondary);
}
.backend-item strong { color:var(--accent-cyan); }

/* State */
.state-layers { display:flex; flex-direction:column; gap:16px; }
.state-layer {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:18px;
}
.state-layer h4 { font-size:14px; font-weight:600; margin-bottom:6px; }
.state-warning { font-size:12px; color:var(--accent-orange); font-style:italic; margin-bottom:10px; }

/* Insights */
.insight-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:14px; }
.insight {
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:10px; padding:18px;
}
.insight h4 { font-size:14px; font-weight:600; color:var(--accent-purple); margin-bottom:6px; }
.insight p { font-size:12px; color:var(--text-muted); margin:0; }

/* Learning path */
.learning-path { display:flex; flex-direction:column; gap:12px; }
.path-step { display:flex; gap:14px; align-items:flex-start; }
.path-number {
  flex-shrink:0; width:28px; height:28px;
  background:var(--bg-secondary); border:2px solid var(--accent-purple);
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:13px; color:var(--accent-purple);
}
.path-content h4 { font-size:14px; font-weight:600; margin-bottom:2px; }
.path-content p { font-size:13px; color:var(--text-muted); margin:0; }

/* Note */
.note {
  background:rgba(245,158,11,.08); border:1px solid rgba(245,158,11,.3);
  border-radius:8px; padding:12px 16px; margin-top:10px;
  font-size:12px; color:var(--text-secondary);
}
.note strong { color:var(--accent-orange); }

/* Tree */
.tree-view { display:grid; grid-template-columns:repeat(2,1fr); gap:14px; }
.tree-section h4 { font-size:13px; font-weight:600; color:var(--accent-cyan); margin-bottom:6px; }
.tree-section pre code { font-size:11.5px; padding:10px 14px; }

/* Scroll top */
.scroll-top {
  position:fixed; bottom:20px; right:20px;
  width:40px; height:40px; background:var(--accent-purple);
  color:#fff; border:none; border-radius:50%;
  font-size:18px; cursor:pointer;
  opacity:0; transform:translateY(16px);
  transition:all .3s; z-index:50;
}
.scroll-top.visible { opacity:1; transform:translateY(0); }
.scroll-top:hover { background:var(--accent-blue); }

/* Kbd */
kbd {
  display:inline-block; padding:2px 6px;
  background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:4px; font-size:12px; font-family:'SF Mono',monospace;
}

/* Links */
a { color:var(--accent-purple); text-decoration:none; }
a:hover { text-decoration:underline; }

/* Lists */
.card ul:not(.nav-list) { padding-left:18px; margin:6px 0; }
.card ul li { color:var(--text-secondary); font-size:13px; margin-bottom:3px; }
.card ul li strong { color:var(--text-primary); }

/* ===== Part 3: Deep Dive Styles ===== */

/* Prompt Architecture */
.prompt-split {
  display:flex; flex-direction:column; gap:0;
}
.prompt-section {
  padding:16px; border-radius:8px;
}
.prompt-section h4 { font-size:14px; font-weight:600; margin-bottom:8px; }
.prompt-section ul { padding-left:18px; margin:0; }
.prompt-section ul li { font-size:12.5px; color:var(--text-secondary); margin-bottom:3px; }
.prompt-section code { font-size:11.5px; }
.static-section { background:rgba(99,102,241,.08); border:1px solid rgba(99,102,241,.2); border-radius:8px 8px 0 0; }
.dynamic-section { background:rgba(34,197,94,.08); border:1px solid rgba(34,197,94,.2); border-radius:0 0 8px 8px; }
.prompt-boundary {
  display:flex; align-items:center; gap:10px; padding:8px 0;
}
.boundary-line { flex:1; height:2px; background:repeating-linear-gradient(90deg,var(--accent-orange) 0,var(--accent-orange) 6px,transparent 6px,transparent 12px); }
.boundary-label { font-size:11px; font-weight:600; color:var(--accent-orange); white-space:nowrap; }

.prompt-module-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:12px;
}
.prompt-module {
  background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:8px; padding:14px;
}
.prompt-module h4 { font-size:13px; font-weight:600; color:var(--accent-cyan); margin-bottom:4px; }
.prompt-module .module-file { font-size:11px; color:var(--text-muted); font-family:'SF Mono',monospace; margin-bottom:8px; }
.prompt-module ul { padding-left:14px; margin:0; }
.prompt-module ul li { font-size:11.5px; color:var(--text-secondary); margin-bottom:2px; }

/* Dispatch Chain */
.dispatch-chain {
  display:grid; grid-template-columns:1fr 1fr; gap:6px;
}
.chain-step {
  display:flex; align-items:center; gap:8px;
  background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:6px;
  padding:8px 12px; font-size:12.5px; color:var(--text-secondary);
}
.chain-num {
  flex-shrink:0; width:22px; height:22px;
  background:var(--accent-purple); color:#fff; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:11px; font-weight:700;
}

/* Path Comparison */
.path-comparison {
  display:grid; grid-template-columns:1fr 1fr; gap:14px;
}
.path-card {
  padding:16px; border-radius:8px;
}
.path-card h4 { font-size:14px; font-weight:600; margin-bottom:10px; }
.path-card ul { padding-left:16px; margin:0; }
.path-card ul li { font-size:12.5px; color:var(--text-secondary); margin-bottom:4px; }
.path-card ul li strong { color:var(--text-primary); }
.fork-path { background:rgba(99,102,241,.08); border:1px solid rgba(99,102,241,.2); }
.normal-path { background:rgba(139,92,246,.08); border:1px solid rgba(139,92,246,.2); }
.path-best { margin-top:10px; padding:8px 10px; background:rgba(34,197,94,.1); border-radius:6px; font-size:12px; color:var(--accent-green); font-weight:500; }

/* Layer Stack */
.layer-stack { display:flex; flex-direction:column; gap:0; }
.layer-item {
  padding:16px; border:1px solid var(--border-color);
}
.layer-item h4 { font-size:14px; font-weight:600; margin-bottom:4px; }
.layer-item p { font-size:12.5px; color:var(--text-secondary); margin:0; }
.layer-top { background:rgba(99,102,241,.1); border-radius:8px 8px 0 0; }
.layer-top h4 { color:var(--accent-blue); }
.layer-mid { background:rgba(139,92,246,.08); }
.layer-mid h4 { color:var(--accent-purple); }
.layer-bot { background:rgba(6,182,212,.08); border-radius:0 0 8px 8px; }
.layer-bot h4 { color:var(--accent-cyan); }

/* Lifecycle */
.lifecycle-comparison {
  display:grid; grid-template-columns:1fr 1fr; gap:14px;
}
.lifecycle-card {
  background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:8px; padding:16px;
}
.lifecycle-card h4 { font-size:14px; font-weight:600; color:var(--accent-purple); margin-bottom:8px; }
.lifecycle-card ul { padding-left:16px; margin:0; }
.lifecycle-card ul li { font-size:12.5px; color:var(--text-secondary); margin-bottom:3px; }

/* Evidence Grid */
.evidence-grid {
  display:grid; grid-template-columns:repeat(2,1fr); gap:6px;
}
.evidence-item {
  background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:6px;
  padding:8px 12px; font-size:12px; color:var(--text-secondary);
}
.evidence-item code { color:var(--accent-cyan); font-size:11px; }

/* Agent Roster */
.agent-roster {
  display:grid; grid-template-columns:repeat(3,1fr); gap:12px;
}
.agent-card {
  padding:16px; border-radius:8px; text-align:center;
  border:1px solid var(--border-color);
}
.agent-icon { font-size:28px; margin-bottom:8px; }
.agent-card h4 { font-size:14px; font-weight:600; margin-bottom:6px; }
.agent-card p { font-size:12px; color:var(--text-secondary); margin:0 0 8px; }
.agent-tag { display:inline-block; padding:2px 8px; border-radius:10px; font-size:11px; font-weight:500; }
.agent-general { background:rgba(99,102,241,.08); }
.agent-general h4 { color:var(--accent-blue); }
.agent-general .agent-tag { background:rgba(99,102,241,.2); color:var(--accent-blue); }
.agent-explore { background:rgba(6,182,212,.08); }
.agent-explore h4 { color:var(--accent-cyan); }
.agent-explore .agent-tag { background:rgba(6,182,212,.2); color:var(--accent-cyan); }
.agent-plan { background:rgba(139,92,246,.08); }
.agent-plan h4 { color:var(--accent-purple); }
.agent-plan .agent-tag { background:rgba(139,92,246,.2); color:var(--accent-purple); }
.agent-verify { background:rgba(34,197,94,.08); }
.agent-verify h4 { color:var(--accent-green); }
.agent-verify .agent-tag { background:rgba(34,197,94,.2); color:var(--accent-green); }
.agent-guide { background:rgba(245,158,11,.08); }
.agent-guide h4 { color:var(--accent-orange); }
.agent-guide .agent-tag { background:rgba(245,158,11,.2); color:var(--accent-orange); }
.agent-status { background:rgba(236,72,153,.08); }
.agent-status h4 { color:var(--accent-pink); }
.agent-status .agent-tag { background:rgba(236,72,153,.2); color:var(--accent-pink); }

/* Constraint Grid */
.constraint-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:14px;
}
.constraint-group { padding:14px; border-radius:8px; }
.constraint-group h4 { font-size:13px; font-weight:600; margin-bottom:8px; }
.constraint-group ul { padding-left:16px; margin:0; }
.constraint-group ul li { font-size:12.5px; margin-bottom:3px; }
.forbidden { background:rgba(239,68,68,.08); border:1px solid rgba(239,68,68,.2); }
.forbidden h4 { color:var(--accent-red); }
.forbidden ul li { color:rgba(239,68,68,.8); }
.allowed { background:rgba(34,197,94,.08); border:1px solid rgba(34,197,94,.2); }
.allowed h4 { color:var(--accent-green); }
.allowed ul li { color:var(--text-secondary); }

/* Failure Modes */
.failure-modes { display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top:10px; }
.failure-mode {
  background:rgba(239,68,68,.06); border:1px solid rgba(239,68,68,.2); border-radius:8px; padding:14px;
}
.failure-mode h4 { font-size:13px; color:var(--accent-red); margin-bottom:4px; }
.failure-mode p { font-size:12.5px; color:var(--text-secondary); margin:0; }

/* Verify Checklist */
.verify-checklist {
  display:grid; grid-template-columns:repeat(2,1fr); gap:6px; margin-top:8px;
}
.verify-item {
  display:flex; align-items:center; gap:8px;
  background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:6px;
  padding:8px 12px; font-size:12.5px; color:var(--text-secondary);
}
.verify-icon { font-size:16px; }
.verdict-output {
  margin-top:12px; padding:10px 16px; background:rgba(34,197,94,.08); border:1px solid rgba(34,197,94,.3);
  border-radius:8px; font-size:13px; color:var(--accent-green); font-weight:500; text-align:center;
}

/* Ecosystem */
.eco-detail { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:10px; }
.eco-detail h4 { font-size:13px; font-weight:600; color:var(--accent-purple); margin-bottom:6px; }
.eco-detail ul { padding-left:16px; margin:0; }
.eco-detail ul li { font-size:12.5px; color:var(--text-secondary); margin-bottom:3px; }

.plugin-capabilities {
  display:flex; flex-wrap:wrap; gap:6px; margin:10px 0;
}
.plugin-cap {
  display:inline-block; padding:4px 10px; background:var(--bg-secondary); border:1px solid var(--border-color);
  border-radius:14px; font-size:11.5px; color:var(--text-secondary);
}

/* Hook Phases */
.hook-phases { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:10px; }
.hook-phase {
  text-align:center; padding:14px; background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:8px;
}
.hook-phase h4 { font-size:13px; font-weight:600; color:var(--accent-purple); }
.hook-phase p { font-size:12px; color:var(--text-secondary); margin:4px 0 0; }

/* MCP Dual */
.mcp-dual { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-top:10px; }
.mcp-channel {
  padding:14px; background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:8px;
}
.mcp-channel h4 { font-size:13px; font-weight:600; color:var(--accent-cyan); margin-bottom:4px; }
.mcp-channel p { font-size:12.5px; color:var(--text-secondary); margin:0; }

/* Pipeline */
.pipeline { display:flex; flex-direction:column; gap:0; align-items:center; }
.pipe-stage { width:100%; padding:14px; border-radius:8px; margin-bottom:4px; }
.pipe-stage h4 { font-size:13px; font-weight:600; margin-bottom:8px; }
.pipe-step {
  display:flex; align-items:center; gap:8px;
  padding:4px 0; font-size:12.5px; color:var(--text-secondary);
}
.pipe-num {
  flex-shrink:0; width:20px; height:20px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:10px; font-weight:700; color:#fff;
}
.pipe-arrow { font-size:16px; color:var(--text-muted); margin:2px 0; }
.pipe-validate { background:rgba(99,102,241,.06); border:1px solid rgba(99,102,241,.15); }
.pipe-validate h4 { color:var(--accent-blue); }
.pipe-validate .pipe-num { background:var(--accent-blue); }
.pipe-hook { background:rgba(245,158,11,.06); border:1px solid rgba(245,158,11,.15); }
.pipe-hook h4 { color:var(--accent-orange); }
.pipe-hook .pipe-num { background:var(--accent-orange); }
.pipe-perm { background:rgba(239,68,68,.06); border:1px solid rgba(239,68,68,.15); }
.pipe-perm h4 { color:var(--accent-red); }
.pipe-perm .pipe-num { background:var(--accent-red); }
.pipe-exec { background:rgba(34,197,94,.06); border:1px solid rgba(34,197,94,.15); }
.pipe-exec h4 { color:var(--accent-green); }
.pipe-exec .pipe-num { background:var(--accent-green); }
.pipe-post { background:rgba(139,92,246,.06); border:1px solid rgba(139,92,246,.15); }
.pipe-post h4 { color:var(--accent-purple); }
.pipe-post .pipe-num { background:var(--accent-purple); }

/* Moat Grid */
.moat-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:10px;
}
.moat-item {
  background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:8px; padding:14px; text-align:center;
}
.moat-icon { font-size:24px; margin-bottom:6px; }
.moat-item h4 { font-size:12px; font-weight:600; color:var(--accent-purple); margin-bottom:4px; }
.moat-item p { font-size:11.5px; color:var(--text-secondary); margin:0; }

/* Advantage List */
.advantage-list { display:flex; flex-direction:column; gap:12px; }
.advantage {
  padding:16px; background:var(--bg-secondary); border:1px solid var(--border-color); border-radius:8px;
  border-left:3px solid var(--accent-purple);
}
.advantage h4 { font-size:14px; font-weight:600; color:var(--accent-purple); margin-bottom:6px; }
.advantage p { font-size:13px; color:var(--text-secondary); margin:0; line-height:1.6; }

/* Final Quote */
.final-quote {
  border-left:4px solid var(--accent-purple); padding:16px 20px; margin:0;
  background:rgba(139,92,246,.06); border-radius:0 8px 8px 0;
  font-size:14px; line-height:1.8; color:var(--text-primary);
}
.final-quote strong { color:var(--accent-purple); }

/* Table */
.table-wrapper { overflow-x:auto; margin:0 -4px; }
.styled-table { width:100%; border-collapse:collapse; font-size:14px; }
.styled-table thead { background:var(--card-bg); }
.styled-table th { padding:12px 16px; text-align:left; font-weight:600; color:var(--accent); border-bottom:2px solid var(--border-color); white-space:nowrap; }
.styled-table td { padding:10px 16px; border-bottom:1px solid var(--border-color); vertical-align:top; }
.styled-table tbody tr:hover { background:rgba(99,102,241,0.06); }
.styled-table td code { font-size:12px; padding:2px 6px; background:rgba(99,102,241,0.1); border-radius:4px; color:var(--accent); }

/* Responsive */
@media (max-width:1024px) {
  .feature-grid,.tool-detail-grid,.insight-grid,.api-features,.tips-grid,.example-grid,.transport-grid { grid-template-columns:1fr; }
  .tree-view,.perm-cards { grid-template-columns:1fr; }
  .prompt-module-grid,.agent-roster,.moat-grid { grid-template-columns:repeat(2,1fr); }
  .dispatch-chain,.path-comparison,.constraint-grid,.failure-modes,.verify-checklist,.evidence-grid,.lifecycle-comparison,.eco-detail,.mcp-dual,.hook-phases { grid-template-columns:1fr; }
}
@media (max-width:768px) {
  .sidebar { transform:translateX(-100%); }
  .sidebar.open { transform:translateX(0); }
  .sidebar-toggle { display:flex; align-items:center; justify-content:center; }
  .content { margin-left:0; padding:20px 14px; padding-top:64px; }
  .info-grid,.flag-grid { grid-template-columns:1fr; }
  .effort-grid { flex-direction:column; }
  .loop-diagram { flex-direction:column; }
  .loop-arrow { transform:rotate(90deg); }
  .section-header h1 { font-size:20px; }
  .part-title { font-size:26px; }
  .coord-workers { flex-direction:column; }
  .prompt-module-grid,.agent-roster,.moat-grid { grid-template-columns:1fr; }
}

/* Scrollbar */
::-webkit-scrollbar { width:5px; height:5px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:var(--border-color); border-radius:3px; }
::-webkit-scrollbar-thumb:hover { background:var(--text-muted); }
.hljs { background:#0d1117 !important; }

/* Tip & Info boxes (SkyWalking page etc.) */
.tip {
  margin:12px 0; padding:12px 16px;
  background:rgba(245,158,11,.08);
  border-left:3px solid var(--accent-orange);
  border-radius:0 8px 8px 0; font-size:13px;
  color:var(--text-secondary); line-height:1.6;
}
.tip strong { color:var(--accent-orange); }

.info-box {
  margin:12px 0; padding:12px 16px;
  background:rgba(6,182,212,.08);
  border-left:3px solid var(--accent-cyan);
  border-radius:0 8px 8px 0; font-size:13px;
  color:var(--text-secondary); line-height:1.6;
}
.info-box strong { color:var(--accent-cyan); }
.info-box ul { margin:6px 0 0 18px; }
.info-box ul li { margin-bottom:3px; }

/* Generic table (reusable across pages) */
table { width:100%; border-collapse:collapse; margin:10px 0; }
table th, table td {
  padding:9px 12px; text-align:left;
  border-bottom:1px solid var(--border-color); font-size:13px;
}
table th {
  font-weight:600; color:var(--text-muted); font-size:11px;
  text-transform:uppercase; letter-spacing:.05em;
}
table td { color:var(--text-secondary); }
table tr:hover td { background:rgba(139,92,246,.04); }

/* Feature grid 2-col variant */
@media (max-width:700px) {
  .feature-grid { grid-template-columns:1fr !important; }
}
@media (min-width:701px) and (max-width:900px) {
  .feature-grid { grid-template-columns:repeat(2,1fr); }
}