:root {
  --bg: #0f172a;
  --bg-elevated: #131c33;
  --bg-card: #1e293b;
  --bg-hover: #253348;
  --accent: #ff6b6b;
  --accent-soft: rgba(255, 107, 107, 0.1);
  --accent-glow: rgba(255, 107, 107, 0.06);
  --sec: #4ecdc4;
  --sec-soft: rgba(78, 205, 196, 0.1);
  --warn: #ffe66d;
  --text: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #334155;
  --border-light: #475569;
  --font: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 14px;
  --radius-sm: 10px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-height: 64px;
}

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

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.bg-glow {
  position: fixed;
  top: -20%;
  right: -10%;
  width: 80vmax;
  height: 80vmax;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-brand { font-size: 18px; font-weight: 700; cursor: pointer; white-space: nowrap; user-select: none; }
.nav-right { display: flex; align-items: center; gap: 20px; flex: 1; justify-content: flex-end; }
.nav-links { list-style: none; display: flex; gap: 2px; }
.nav-links li {
  padding: 6px 16px; cursor: pointer; font-size: 14px; color: var(--text-secondary);
  border-radius: 6px; transition: all var(--transition); user-select: none;
}
.nav-links li:hover { color: var(--text); background: var(--bg-hover); }
.nav-links li.active { color: var(--accent); background: var(--accent-soft); }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.lang-btn {
  background: transparent; border: 1px solid var(--border); border-radius: 6px;
  padding: 5px 12px; font-size: 13px; font-family: var(--font); cursor: pointer;
  color: var(--text-secondary); transition: all var(--transition);
}
.lang-btn:hover { border-color: var(--accent); color: var(--accent); }
.github-link {
  color: var(--text-muted); transition: color var(--transition); display: flex; align-items: center; padding: 4px;
}
.github-link:hover { color: var(--text); }
.nav-toggle {
  display: none; background: none; border: none; color: var(--text); font-size: 24px; cursor: pointer;
}

/* Content shell */
.content {
  position: relative; z-index: 1; padding-top: var(--nav-height); min-height: 100vh;
}

/* ============== HERO ============== */
.hero {
  min-height: calc(100vh - var(--nav-height));
  display: flex; align-items: center; gap: 64px;
  padding: 80px 32px 80px 80px; max-width: 1480px; margin: 0 auto;
  background: linear-gradient(180deg, #0f172a 0%, #1a2744 100%);
}
.hero-text { flex: 1; min-width: 0; }
.hero-title {
  font-size: clamp(34px, 5vw, 48px); font-weight: 800; line-height: 1.15;
  letter-spacing: -1px; margin-bottom: 20px;
}
.hero-subtitle { font-size: 17px; color: var(--text-secondary); line-height: 1.7; max-width: 540px; margin-bottom: 24px; }
.hero-badges { display: flex; gap: 10px; margin-bottom: 28px; flex-wrap: wrap; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; padding: 6px 14px; border-radius: 20px;
  border: 1px solid var(--border); color: var(--text-secondary);
}
.hero-badge::before { content: '\2713'; color: var(--accent); font-weight: 700; font-size: 12px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; padding: 12px 28px; border-radius: 8px;
  font-size: 15px; font-weight: 600; font-family: var(--font); cursor: pointer;
  transition: all var(--transition); text-decoration: none; border: none;
  background: var(--accent); color: #fff;
}
.btn:hover { transform: scale(1.04); box-shadow: 0 6px 20px rgba(255,107,107,0.35); }
.btn-outline {
  background: transparent; border: 1px solid var(--border); color: var(--text-secondary);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); transform: scale(1.03); box-shadow: none; }

/* Hero visual */
.hero-visual { flex: 1; min-width: 0; display: flex; justify-content: center; align-items: center; animation: float 6s ease-in-out infinite; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
.mock-desktop {
  width: 100%; max-width: 480px; aspect-ratio: 4/3; background: #111827;
  border-radius: 16px; border: 1px solid var(--border); overflow: hidden; position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 80px rgba(255,107,107,0.04);
}
.mock-desktop::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle, var(--border) 1px, transparent 1px);
  background-size: 24px 24px; opacity: 0.4;
}
.mock-screen { position: absolute; inset: 0; display: flex; flex-direction: column; }
.mock-window {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -60%);
  width: 65%; background: #1e293b; border-radius: 12px; border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.6); z-index: 2;
}
.mock-window-dots { display: flex; gap: 7px; padding: 12px 16px 8px; }
.mock-window-dots span { width: 10px; height: 10px; border-radius: 50%; }
.mock-window-dots span:nth-child(1) { background: #e85656; }
.mock-window-dots span:nth-child(2) { background: #f0c040; }
.mock-window-dots span:nth-child(3) { background: #60b060; }
.mock-window-body { padding: 20px 16px 28px; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.mock-lobster { width: 140px; height: 140px; display: flex; align-items: center; justify-content: center; }
.mock-lobster svg { width: 100%; height: 100%; display: block; filter: drop-shadow(0 4px 24px rgba(255,107,107,0.35)); }
.mock-window-label { font-size: 13px; color: var(--text-muted); font-weight: 500; }
.mock-taskbar {
  margin-top: auto; height: 36px; background: rgba(10,16,30,0.9);
  border-top: 1px solid var(--border); display: flex; align-items: center; padding: 0 12px; gap: 8px; z-index: 3;
}
.mock-taskbar-item {
  font-size: 11px; color: var(--text-muted); padding: 3px 10px; border-radius: 4px;
  background: rgba(255,255,255,0.04); display: flex; align-items: center; gap: 4px;
}
.mock-taskbar-item.active { background: rgba(255,107,107,0.15); color: var(--accent); }
.mock-taskbar-time { margin-left: auto; font-size: 11px; color: var(--text-muted); }

/* ============== SECURITY ============== */
.security-strip {
  padding: 100px 40px 80px;
  background: #080d19;
}
.security-header { text-align: center; margin-bottom: 56px; }
.security-header h2 { font-size: 34px; font-weight: 700; margin-bottom: 12px; }
.security-header p { color: var(--text-secondary); max-width: 560px; margin: 0 auto; font-size: 16px; }
.security-hub {
  display: flex; align-items: center; justify-content: center;
  max-width: 1000px; margin: 0 auto 60px;
}
.sec-center {
  text-align: center; padding: 48px 36px; position: relative; flex-shrink: 0;
}
.sec-center::before {
  content: ''; position: absolute; inset: 0; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,107,0.12) 0%, transparent 65%);
  transform: scale(1.5); pointer-events: none;
}
.sec-icon-large { font-size: 60px; display: block; margin-bottom: 18px; position: relative; }
.sec-center h3 { font-size: 22px; font-weight: 700; color: var(--accent); margin-bottom: 10px; }
.sec-center p { font-size: 15px; color: var(--text-secondary); max-width: 340px; margin: 0 auto; line-height: 1.6; }
.sec-side { flex: 1; max-width: 260px; }
.sec-item { display: flex; align-items: flex-start; gap: 14px; padding: 16px; }
.sec-icon-small { font-size: 30px; flex-shrink: 0; margin-top: 2px; }
.sec-item h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.sec-item p { font-size: 13px; color: var(--text-muted); line-height: 1.5; }
.sec-details {
  display: flex; justify-content: center; max-width: 800px; margin: 0 auto; position: relative;
}
.sec-details::before {
  content: ''; position: absolute; top: 20px; left: 15%; right: 15%; height: 1px; background: var(--border);
}
.sec-detail-item { flex: 1; text-align: center; padding: 0 16px; position: relative; }
.sec-detail-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  font-size: 14px; font-weight: 700; margin-bottom: 14px; z-index: 1;
}

/* ============== CORE FEATURES ============== */
.core-alt { padding: 80px 40px; max-width: 1480px; margin: 0 auto; }
.core-alt-outer {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}
.core-block { padding: 60px 48px; }
.core-block:first-child {
  padding-bottom: 20px;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,107,107,0.05) 0%, transparent 60%);
  border-bottom: 1px solid var(--border);
}
.core-block.alt {
  padding-top: 20px;
  background: radial-gradient(ellipse at 70% 50%, rgba(78,205,196,0.04) 0%, transparent 60%);
}
.core-block-inner { display: flex; align-items: center; gap: 80px; }
.core-text { flex: 1; min-width: 0; }
.core-text h3 { font-size: 28px; font-weight: 700; margin-bottom: 16px; }
.core-text p { font-size: 16px; color: var(--text-secondary); line-height: 1.8; }
.core-visual { flex: 0 0 auto; display: flex; justify-content: center; align-items: center; }
.core-gif {
  border-radius: var(--radius);
  border: 1px solid var(--border); box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

/* ============== STATUS PANEL ============== */
.status-section { padding: 60px 40px 80px; background: #080d19; }
.status-section .section-inner { max-width: 720px; margin: 0 auto; }
.status-section h2 { font-size: 28px; font-weight: 700; margin-bottom: 32px; }
.status-panel {
  background: #0a0a0a; border: 1px solid #2a2a2a;
  border-radius: var(--radius-sm); overflow: hidden; box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}
.status-panel-header {
  display: flex; align-items: center; gap: 10px; padding: 12px 20px;
  background: #111; border-bottom: 1px solid #2a2a2a;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 13px; color: #888; letter-spacing: 0.5px;
}
.status-led {
  width: 8px; height: 8px; border-radius: 50%;
  background: #60b060; box-shadow: 0 0 6px rgba(96,176,96,0.6);
  animation: pulse 2s ease-in-out infinite;
}
.status-passed { color: #60b060; font-weight: 700; }
.status-panel-body {
  padding: 12px 20px 8px;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace; font-size: 14px;
}
.status-row {
  display: flex; align-items: center; gap: 8px; padding: 8px 0;
  border-bottom: 1px solid #181818;
  animation: rowIn 0.35s ease backwards;
}
.status-row:last-child { border-bottom: none; }
.status-row:nth-child(1) { animation-delay: 0.05s; }
.status-row:nth-child(2) { animation-delay: 0.1s; }
.status-row:nth-child(3) { animation-delay: 0.15s; }
.status-row:nth-child(4) { animation-delay: 0.2s; }
.status-row:nth-child(5) { animation-delay: 0.25s; }
.status-row:nth-child(6) { animation-delay: 0.3s; }
.status-row:nth-child(7) { animation-delay: 0.35s; }
@keyframes rowIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}
.status-tag { color: #60b060; font-weight: 600; min-width: 100px; font-size: 13px; }
.status-desc { flex: 1; color: #c0c0c0; font-size: 13px; }
.status-badge {
  font-size: 12px; font-weight: 700; padding: 2px 10px;
  border-radius: 3px; min-width: 72px; text-align: center;
}
.status-badge.ok { color: #60b060; background: rgba(96,176,96,0.12); }
.status-badge.locked { color: #f0c040; background: rgba(240,192,64,0.12); }
.status-badge.denied { color: #e85656; background: rgba(232,86,86,0.12); }
.status-badge.off { color: #888; background: rgba(136,136,136,0.12); }
.status-badge.audited { color: #60b060; background: rgba(96,176,96,0.12); }

/* ============== USE CASES (Chat + Parkour) ============== */
.usecase-section {
  padding: 80px 40px;
  position: relative;
  background: linear-gradient(135deg, #080d19 0%, #0f1a2e 30%, #0a1424 60%, #080d19 100%);
  background-size: 300% 300%;
  animation: gradientShift 12s ease-in-out infinite;
}
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.usecase-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 20% 40%, rgba(255,107,107,0.06) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 60%, rgba(78,205,196,0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}
.usecase-inner { position: relative; z-index: 1; max-width: 1480px; margin: 0 auto; }
.usecase-section h2 { font-size: 28px; font-weight: 700; margin-bottom: 40px; }

.chat-parkour-inner {
  display: flex;
  gap: 48px;
  align-items: stretch;
}

/* Chat panel */
.chat-panel {
  flex: 1;
  min-width: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}
.chat-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; background: rgba(15,23,42,0.6); border-bottom: 1px solid var(--border);
}
.chat-panel-title { font-size: 14px; font-weight: 600; }
.chat-panel-status { font-size: 12px; color: #4ade80; display: flex; align-items: center; gap: 6px; }
.chat-panel-status::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: #4ade80; box-shadow: 0 0 6px rgba(74,222,128,0.6);
  animation: pulse 2s ease-in-out infinite;
}
.chat-panel-body {
  flex: 1; padding: 20px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 12px;
  min-height: 440px; max-height: 480px;
}
.chat-panel-body::-webkit-scrollbar { width: 4px; }
.chat-panel-body::-webkit-scrollbar-track { background: transparent; }
.chat-panel-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.chat-msg-row { display: flex; animation: msgIn 0.3s ease backwards; }
.chat-msg-row.user { justify-content: flex-end; }
.chat-msg-row.bot { justify-content: flex-start; }
@keyframes msgIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.chat-msg {
  max-width: 85%; padding: 10px 16px; border-radius: 12px;
  font-size: 13px; line-height: 1.6; white-space: pre-wrap; word-break: break-word;
}
.chat-msg-row.user .chat-msg {
  background: var(--accent); color: #fff; border-bottom-right-radius: 4px;
}
.chat-msg-row.bot .chat-msg {
  background: #1a1f2e; color: var(--text);
  border: 1px solid #2a3040; border-bottom-left-radius: 4px;
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace; font-size: 12px;
}
.chat-msg strong { color: #ff6b6b; font-weight: 700; }
.chat-msg code {
  background: rgba(255,255,255,0.06); padding: 1px 5px;
  border-radius: 3px; font-size: 11px; color: #c0bbb4;
}
.chat-msg .md-li { display: block; }
.chat-panel-footer {
  display: flex; gap: 8px; padding: 12px 16px;
  border-top: 1px solid var(--border); background: rgba(15,23,42,0.6);
}
.chat-input {
  flex: 1; background: #0a101f; border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 14px; font-size: 13px; font-family: var(--font); color: var(--text); outline: none;
}
.chat-input:disabled { opacity: 0.5; cursor: not-allowed; }
.chat-send-btn {
  padding: 8px 20px; border-radius: 8px; border: none; background: var(--accent);
  color: #fff; font-size: 13px; font-weight: 600; font-family: var(--font); cursor: pointer;
}
.chat-send-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* Right: parkour GIF (fixed 480x480) */
.chat-visual { flex: 0 0 auto; display: flex; align-items: flex-start; }
.parkour-gif {
  width: 476px; height: 496px; border-radius: var(--radius);
  border: 1px solid var(--border); box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

/* ============== TRUST ============== */
.trust-section {
  padding: 80px 40px 100px; max-width: 800px; margin: 0 auto;
}
.trust-box {
  text-align: center;
  border-top: 1px solid var(--border); padding: 48px 0 0;
}
.trust-box h3 { font-size: 18px; font-weight: 600; margin-bottom: 10px; color: var(--accent); }
.trust-box p { color: var(--text-muted); font-size: 14px; margin: 0; line-height: 1.6; }

/* ============== SUB-PAGE CONTENT ============== */
.page { max-width: 800px; margin: 0 auto; padding: 60px 40px 100px; animation: fadeIn 0.4s ease; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.page h2 { font-size: 32px; font-weight: 700; margin-bottom: 16px; }
.page .lead { font-size: 17px; color: var(--text-secondary); margin-bottom: 40px; }
.page h3 { font-size: 20px; font-weight: 600; margin-top: 40px; margin-bottom: 16px; }
.page p { margin-bottom: 16px; color: var(--text-secondary); }
.page a { color: var(--accent); transition: all var(--transition); }
.page a:hover { color: #ff8a8a; text-decoration: underline; }
.steps-list {
  list-style: none; counter-reset: step; margin: 24px 0;
  display: flex; flex-direction: column; gap: 10px;
}
.steps-list li {
  counter-increment: step; padding: 16px 20px 16px 48px; background: var(--bg-card);
  border-radius: var(--radius-sm); border-left: 3px solid var(--accent);
  color: var(--text-secondary); position: relative; transition: all var(--transition);
}
.steps-list li:hover { background: var(--bg-hover); }
.steps-list li::before {
  content: counter(step); position: absolute; left: 16px; top: 16px;
  font-weight: 700; font-size: 13px; color: var(--accent);
  width: 22px; height: 22px; display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--accent-soft);
}
.page .sec-table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 20px 0; border-radius: var(--radius-sm); overflow: hidden; }
.page .sec-table th { padding: 12px 16px; text-align: left; font-weight: 600; font-size: 13px; letter-spacing: 0.5px; background: var(--bg-card); border-bottom: 1px solid var(--border); color: var(--text); }
.page .sec-table td { padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text-secondary); }
.page .sec-table tr:hover td { background: var(--bg-hover); }
.page .sec-table .blocked { color: #4ade80; font-weight: 600; }

.arch-diagram {
  margin: 24px 0; border-radius: var(--radius-sm); overflow: hidden;
  border: 1px solid var(--border); box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}
.arch-layer {
  padding: 16px 24px; text-align: center; font-size: 14px; font-weight: 500;
  position: relative; border-bottom: 1px solid var(--border); background: #0a101f;
  transition: background 0.2s;
}
.arch-layer:last-child { border-bottom: none; }
.arch-layer::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
}
.arch-layer:hover { background: var(--bg-hover); }
.arch-label { color: var(--text); }
.arch-layer.arch-metatable { background: #0d1428; }
.arch-layer.arch-metatable .arch-label { color: #ff6b6b; }
.arch-layer.arch-metatable::before { background: #ff6b6b; }
.arch-layer.arch-sanitized { background: #0d1428; }
.arch-layer.arch-sanitized .arch-label { color: #ffe66d; }
.arch-layer.arch-sanitized::before { background: #ffe66d; }
.arch-layer.arch-lualib { background: #0a101f; }
.arch-layer.arch-lualib .arch-label { color: var(--text-secondary); }
.arch-layer.arch-lualib::before { background: var(--border-light); }
.arch-layer.arch-chook { background: #0d1428; }
.arch-layer.arch-chook .arch-label { color: #4ecdc4; }
.arch-layer.arch-chook::before { background: #4ecdc4; }
.arch-layer.arch-os { background: #080d19; }
.arch-layer.arch-os .arch-label { color: var(--text-muted); }
.arch-layer.arch-os::before { background: #64748b; }

.guide-list {
  list-style: decimal; margin: 20px 0; padding-left: 24px;
  display: flex; flex-direction: column; gap: 8px;
}
.guide-list li {
  padding: 8px 0; color: var(--text-secondary); line-height: 1.7;
  font-size: 15px;
}
.guide-list li code {
  background: rgba(255,255,255,0.06); padding: 2px 6px; border-radius: 4px;
  font-size: 13px; color: #c0bbb4; font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
}
.guide-list li a { color: var(--accent); }
.guide-list li a:hover { color: #ff8a8a; text-decoration: underline; }
.faq-list { margin-top: 24px; }
.faq-item { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq-q {
  font-weight: 500; cursor: pointer; display: flex; justify-content: space-between; align-items: center; transition: color var(--transition);
}
.faq-q:hover { color: var(--accent); }
.faq-q::after { content: '+'; font-size: 20px; color: var(--text-muted); transition: transform var(--transition); }
.faq-item.open .faq-q::after { content: '\2212'; }
.faq-a {
  color: var(--text-muted); font-size: 14px; display: none; padding-top: 12px; line-height: 1.7;
}
.faq-item.open .faq-a { display: block; animation: fadeIn 0.25s ease; }
.warn {
  background: rgba(255,230,109,0.07); border-left: 3px solid var(--warn); padding: 16px 20px;
  border-radius: var(--radius-sm); margin: 24px 0; font-size: 14px; color: var(--text-secondary);
}
.warn strong { color: var(--warn); }
pre { background: #1a1a2e; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 20px 40px 20px 24px; overflow: auto; margin: 0; max-height: 480px; scrollbar-width: thin; scrollbar-color: #334155 transparent; }
pre code { font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace; font-size: 13px; color: #c0bbb4; line-height: 1.7; }
pre::-webkit-scrollbar { width: 6px; height: 6px; }
pre::-webkit-scrollbar-track { background: transparent; }
pre::-webkit-scrollbar-thumb { background: #334155; border-radius: 3px; }
.code-block-wrapper {
  position: relative;
  margin: 16px 0;
  border-radius: var(--radius-sm);
}
.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  font-family: var(--font);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
  opacity: 0;
}
.code-block-wrapper:hover .copy-btn {
  opacity: 1;
}
.copy-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.copy-btn.copied {
  background: #4ade80;
  color: #fff;
  border-color: #4ade80;
}
.disclaimer {
  margin-top: 48px;
  padding: 20px 24px;
  border-top: 1px solid var(--border);
}
.disclaimer h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.disclaimer p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* ============== CREDITS (Acknowledgments + Contact) ============== */
.credits-section {
  padding: 60px 40px 100px;
  background: #080d19;
}
.credits-inner {
  display: flex;
  gap: 48px;
  border-top: 1px solid var(--border);
  padding-top: 48px;
  max-width: 1280px;
  margin: 0 auto;
}
.credits-block { flex: 1; min-width: 0; }
.credits-block h3 { font-size: 18px; font-weight: 600; margin-bottom: 14px; }
.credits-block p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin-bottom: 10px; }
.credits-block a { color: var(--accent); transition: color var(--transition); }
.credits-block a:hover { color: #ff8a8a; text-decoration: underline; }
.credits-vuln {
  max-width: 1280px;
  margin: 24px auto 0;
  padding: 0 40px;
}

/* Pulse shared */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ============== RESPONSIVE ============== */
@media (max-width: 1024px) {
  .chat-parkour-inner { flex-direction: column; }
  .chat-panel-body { min-height: 360px; max-height: 400px; }
}

@media (max-width: 900px) {
  .hero { flex-direction: column; text-align: center; padding: 60px 24px; gap: 40px; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-badges { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-visual { max-width: 380px; width: 100%; }
  .security-hub { flex-direction: column; }
  .sec-side { max-width: 100%; }
  .sec-details { flex-direction: column; gap: 20px; }
  .sec-details::before { display: none; }
  .core-block-inner { flex-direction: column !important; gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; position: absolute; top: var(--nav-height); left: 0; right: 0; background: rgba(15,23,42,0.98); backdrop-filter: blur(16px); flex-direction: column; padding: 8px; border-bottom: 1px solid var(--border); gap: 2px; }
  .nav-links.open { display: flex; }
  .nav-links li { padding: 12px 20px; font-size: 16px; }
  .nav-toggle { display: block; }
  .nav-right { gap: 12px; }
  .core-alt, .security-strip, .status-section, .usecase-section, .trust-section { padding-left: 24px; padding-right: 24px; }
  .core-alt-outer { border-radius: var(--radius-sm); }
  .core-block { padding: 40px 24px; }
  .page { padding: 40px 24px 80px; }
  .mock-desktop { max-width: 340px; }
  .chat-panel-body { min-height: 300px; max-height: 360px; }
  .chat-msg { max-width: 92%; font-size: 12px; }
}

@media (min-width: 769px) {
  .nav-links { display: flex !important; }
}