/* ===== OPENCLAW GUIDE STYLES ===== */

/* ===== PAGE-SPECIFIC VARIABLES ===== */
:root {
  --danger: #f85149;
  --danger-dim: #f8514920;
  --safe: #3fb950;
  --safe-dim: #3fb95020;
  --warn: #d29922;
  --warn-dim: #d2992220;
  --info: #bc8cff;
  --info-dim: #bc8cff20;
}

/* ===== UTILITY TAGS ===== */
.tag { display: inline-block; font-family: var(--mono); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.2rem 0.55rem; border-radius: 3px; margin-bottom: 0.5rem; }
.tag-danger { background: var(--danger-dim); color: var(--danger); }
.tag-safe { background: var(--safe-dim); color: var(--safe); }
.tag-warn { background: var(--warn-dim); color: var(--warn); }
.tag-info { background: var(--info-dim); color: var(--info); }
.tag-accent { background: var(--accent-dim); color: var(--accent); }

/* ===== HERO EXTENSIONS ===== */
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--mono); font-size: 0.68rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--accent); padding: 0.35rem 1rem;
  border: 1px solid var(--accent-dim); border-radius: 20px;
  margin-bottom: 2rem; background: var(--accent-dim);
}
.hero-stars {
  font-family: var(--mono); font-size: 0.65rem; font-weight: 700;
  color: var(--warn); letter-spacing: 0;
}
.hero h1 .prompt { color: var(--safe); font-weight: 400; opacity: 0.6; }
.hero h1 .cursor {
  display: inline-block; width: 3px; height: 0.85em;
  background: var(--accent); margin-left: 4px; vertical-align: baseline;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.hero-sub strong { color: var(--text-primary); }

/* ===== CODE BLOCKS ===== */
.code-block {
  background: var(--bg-code); border: 1px solid var(--border);
  border-radius: 6px; padding: 1.2rem 1.5rem; margin: 1.5rem 0;
  overflow-x: auto; font-family: var(--mono); font-size: 0.8rem;
  line-height: 1.7; color: var(--text-secondary);
}
.code-block .prompt-char { color: var(--safe); user-select: none; }
.code-block .comment { color: var(--text-tertiary); font-style: italic; }
.code-block .flag { color: var(--accent); }
.code-block .str { color: var(--warn); }
.code-block .danger-line { color: var(--danger); }

/* ===== STAT CARDS ===== */
.stat-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem; margin: 2rem 0;
}
.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; padding: 1.5rem; text-align: center;
  position: relative; overflow: hidden;
}
.stat-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; }
.stat-card.accent-card::before { background: var(--accent); }
.stat-card.danger-card::before { background: var(--danger); }
.stat-card.safe-card::before { background: var(--safe); }
.stat-card.warn-card::before { background: var(--warn); }
.stat-card.info-card::before { background: var(--info); }
.stat-num {
  font-family: var(--mono); font-size: 2.2rem; font-weight: 700;
  line-height: 1; margin-bottom: 0.3rem;
}
.stat-num.accent-c { color: var(--accent); }
.stat-num.danger-c { color: var(--danger); }
.stat-num.safe-c { color: var(--safe); }
.stat-num.warn-c { color: var(--warn); }
.stat-label { font-family: var(--mono); font-size: 0.7rem; color: var(--text-tertiary); letter-spacing: 0.08em; }

/* ===== ARCH DIAGRAM ===== */
.arch-diagram {
  margin: 2.5rem 0; padding: 2rem;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px;
}
.arch-title {
  font-family: var(--mono); font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--text-tertiary); margin-bottom: 1.5rem; text-align: center;
}
.arch-layers { display: flex; flex-direction: column; align-items: center; gap: 0; }
.arch-node {
  padding: 0.8rem 1.5rem; border-radius: 6px; text-align: center;
  font-family: var(--mono); width: 100%; max-width: 480px; position: relative;
}
.arch-node-label { font-size: 0.6rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-tertiary); margin-bottom: 0.2rem; }
.arch-node-title { font-size: 0.9rem; font-weight: 700; color: var(--text-hero); }
.arch-node-sub { font-size: 0.72rem; color: var(--text-secondary); margin-top: 0.2rem; }
.arch-node.channels-node { background: var(--accent-dim); border: 1px solid var(--accent)30; }
.arch-node.gateway-node { background: var(--bg-inset); border: 1px solid var(--accent-soft); box-shadow: 0 0 24px var(--accent-dim); }
.arch-node.tools-node { background: var(--safe-dim); border: 1px solid var(--safe)30; }
.arch-connector { width: 1px; height: 24px; background: var(--accent)40; }
.arch-fan {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 0.5rem; width: 100%; max-width: 580px; margin-top: 0.5rem;
}
.arch-fan-item {
  font-family: var(--mono); font-size: 0.65rem; color: var(--text-secondary);
  background: var(--bg-inset); border: 1px solid var(--border);
  border-radius: 4px; padding: 0.4rem 0.5rem; text-align: center;
}

/* ===== CHANNEL GRID ===== */
.channel-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.5rem; margin: 1.5rem 0;
}
.channel-pill {
  font-family: var(--mono); font-size: 0.72rem; font-weight: 600;
  color: var(--text-secondary); background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 6px;
  padding: 0.6rem 0.8rem; text-align: center;
  transition: border-color 0.2s, color 0.2s;
}
.channel-pill:hover { border-color: var(--accent-soft); color: var(--accent); }

/* ===== HOSTING CARDS ===== */
.hosting-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem; margin: 2rem 0;
}
.hosting-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; padding: 1.5rem; position: relative; overflow: hidden;
}
.hosting-card.recommended { border-color: var(--accent-soft); }
.hosting-card.recommended::after {
  content: 'POPULAR'; position: absolute; top: 8px; right: -24px;
  font-family: var(--mono); font-size: 0.5rem; font-weight: 700;
  letter-spacing: 0.15em; background: var(--accent); color: var(--bg-deep);
  padding: 0.15rem 2rem; transform: rotate(45deg);
}
.hosting-name { font-family: var(--mono); font-size: 0.9rem; font-weight: 700; color: var(--text-hero); margin-bottom: 0.3rem; }
.hosting-price { font-family: var(--mono); font-size: 1.3rem; font-weight: 700; color: var(--accent); margin-bottom: 0.4rem; }
.hosting-price .unit { font-size: 0.7rem; color: var(--text-tertiary); font-weight: 400; }
.hosting-note { font-size: 0.78rem; color: var(--text-secondary); line-height: 1.5; }

/* ===== RESOURCE TIERS ===== */
.tier-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1rem; margin: 2rem 0;
}
.tier-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; padding: 1.3rem; text-align: center;
}
.tier-letter { font-family: var(--mono); font-size: 1.8rem; font-weight: 700; color: var(--accent); opacity: 0.3; line-height: 1; }
.tier-name { font-family: var(--mono); font-size: 0.72rem; font-weight: 600; color: var(--text-hero); margin: 0.3rem 0; letter-spacing: 0.03em; }
.tier-specs { font-family: var(--mono); font-size: 0.68rem; color: var(--text-secondary); line-height: 1.6; }

/* ===== THREAT BARS ===== */
.threat-chart { margin: 2rem 0; }
.threat-row {
  display: grid; grid-template-columns: 140px 1fr 60px;
  gap: 1rem; align-items: center; margin-bottom: 0.5rem; padding: 0.4rem 0;
}
.threat-source { font-family: var(--mono); font-size: 0.76rem; color: var(--text-secondary); text-align: right; }
.threat-track { height: 20px; background: #ffffff04; border-radius: 3px; overflow: hidden; position: relative; }
.threat-bar {
  height: 100%; border-radius: 3px;
  background: linear-gradient(90deg, var(--danger-dim), var(--danger));
  width: 0%; transition: width 1.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.threat-bar.animated { width: var(--w); }
.threat-val { font-family: var(--mono); font-size: 0.76rem; color: var(--danger); font-weight: 700; }

/* ===== SECURITY CHECKLIST ===== */
.checklist { list-style: none; margin: 2rem 0; }
.checklist li {
  display: grid; grid-template-columns: 28px 1fr;
  gap: 0.8rem; padding: 0.8rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem; line-height: 1.6;
}
.check-icon {
  width: 20px; height: 20px; border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 0.7rem; font-weight: 700; margin-top: 2px;
}
.check-icon.critical { background: var(--danger-dim); color: var(--danger); }
.check-icon.important { background: var(--warn-dim); color: var(--warn); }
.check-icon.recommended { background: var(--safe-dim); color: var(--safe); }
.checklist li strong { color: var(--text-hero); }

/* ===== COST VISUALIZATION ===== */
.cost-bar-wrap { margin: 2rem 0; }
.cost-bar-outer {
  height: 36px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 6px; position: relative; overflow: hidden;
}
.cost-bar-fill {
  position: absolute; top: 0; bottom: 0; left: 0;
  border-radius: 6px 0 0 6px;
  transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 0.72rem; font-weight: 700; color: var(--bg-deep);
}
.cost-labels {
  display: flex; justify-content: space-between; margin-top: 0.4rem;
  font-family: var(--mono); font-size: 0.68rem; color: var(--text-tertiary);
}

/* ===== INFO CARD ===== */
.info-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; padding: 1.5rem 1.8rem; margin: 1.5rem 0;
  position: relative; overflow: hidden;
}
.info-card::before { content: ''; position: absolute; top: 0; left: 0; width: 3px; height: 100%; }
.info-card.danger-edge::before { background: var(--danger); }
.info-card.safe-edge::before { background: var(--safe); }
.info-card.accent-edge::before { background: var(--accent); }
.info-card.warn-edge::before { background: var(--warn); }
.info-card.info-edge::before { background: var(--info); }
.info-card h4 { font-family: var(--mono); font-size: 0.88rem; font-weight: 700; color: var(--text-hero); margin-bottom: 0.6rem; }
.info-card p { font-size: 0.88rem; line-height: 1.65; margin-bottom: 0.5rem; }
.info-card p:last-child { margin-bottom: 0; }

/* ===== PITFALL LIST ===== */
.pitfall { margin: 2rem 0; padding: 1.5rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; }
.pitfall-title { font-family: var(--mono); font-size: 0.85rem; font-weight: 700; color: var(--warn); margin-bottom: 0.5rem; }
.pitfall p { font-size: 0.88rem; margin-bottom: 0.5rem; }
.pitfall .fix { font-family: var(--mono); font-size: 0.78rem; color: var(--safe); }

/* ===== INLINE HIGHLIGHTS ===== */
.hl { color: var(--accent); }
.hl-danger { color: var(--danger); }
.hl-safe { color: var(--safe); }
.hl-warn { color: var(--warn); }
code {
  font-family: var(--mono); font-size: 0.88em;
  background: var(--bg-card); padding: 0.15em 0.4em;
  border-radius: 3px; color: var(--accent);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 860px) {
  .tier-grid { grid-template-columns: 1fr 1fr; }
  .hosting-grid { grid-template-columns: 1fr 1fr; }
  .threat-row { grid-template-columns: 100px 1fr 50px; }
  .arch-fan { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 560px) {
  .tier-grid { grid-template-columns: 1fr; }
  .hosting-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .stat-row { grid-template-columns: 1fr 1fr; }
  .threat-row { grid-template-columns: 80px 1fr 40px; }
  .threat-source { font-size: 0.65rem; }
}