/* B · CRT Training Console */

/* === Blog embed reset === */
.prose {
  width: 100% !important;
  max-width: none !important;
  padding: 0 !important;
  margin: 0 !important;
  background: none !important;
  border: none !important;
  box-shadow: none !important;
}
.prose .title { display: none !important; }
.prose .hero-image { display: none !important; }
.prose hr { display: none !important; }
.prose > p[style*="text-align: center"] { display: none !important; }
article > .toc { display: none !important; }

:root {
  --bg: #0A0E0A;
  --text: #33FF66;
  --text-dim: rgba(51, 255, 102, 0.45);
  --text-mid: rgba(51, 255, 102, 0.78);
  --rant: #FF3333;
  --amber: #FFB000;
  --line: #1A2A1A;
  --scan: rgba(51, 255, 102, 0.03);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body.variant-crt {
  font-family: 'Share Tech Mono', 'Noto Sans SC', monospace;
  background: var(--bg);
  color: var(--text-mid);
  line-height: 1.75;
  font-size: 0.92rem;
  padding-top: 2.25rem;
}

.crt-report.variant-crt {
  font-family: 'Share Tech Mono', 'Noto Sans SC', monospace;
  background: var(--bg);
  color: var(--text-mid);
  line-height: 1.75;
  font-size: 0.92rem;
  margin: -1.4rem;
  padding-bottom: 2rem;
  position: relative;
}

.crt-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 9998;
  background:
    repeating-linear-gradient(0deg, transparent, transparent 2px, var(--scan) 2px, var(--scan) 4px),
    radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.55) 100%);
  transition: filter 0.08s;
}

.crt-ticker {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 99;
  padding: 0.4rem 0;
  background: var(--line);
  color: var(--text-dim);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
  overflow: hidden;
  animation: ticker 25s linear infinite;
}
@keyframes ticker {
  from { text-indent: 100%; }
  to { text-indent: -100%; }
}

.hero {
  min-height: 100vh;
  padding: 5rem 1.5rem 4rem;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}
.crt-window-bar {
  font-size: 0.72rem;
  color: var(--text-dim);
  border: 1px solid var(--line);
  padding: 0.45rem 0.85rem;
  margin-bottom: 0;
  background: rgba(26, 42, 26, 0.5);
}
.hero-status {
  position: absolute;
  top: 5.5rem; right: 1.5rem;
  font-size: 0.68rem;
  color: var(--text-dim);
  border: 1px solid var(--line);
  padding: 0.65rem 0.85rem;
  line-height: 1.6;
}
.hero-status .warn { color: var(--rant); }
.hero-cmd { padding: 2rem 0; min-height: 280px; }
.boot-log {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--text-dim);
  white-space: pre-wrap;
  margin-bottom: 1.5rem;
  min-height: 9.5em;
}

.hero-main { opacity: 0; }
@keyframes hero-fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.tw-line { position: relative; margin-bottom: 0.5rem; }
.tw-line .tw-cursor {
  display: inline-block;
  width: 0.55em;
  color: var(--text);
  visibility: hidden;
  animation: blink 0.85s step-end infinite;
}
.tw-title { margin: 1rem 0 !important; }
.tw-title .tw-text {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.2rem, 3.5vw, 1.85rem);
  color: var(--text);
  line-height: 1.45;
  text-shadow: 0 0 12px rgba(51, 255, 102, 0.35);
  display: inline;
}

.hero-cmd .prompt { color: var(--amber); }
.hero-cmd h1.tw-line { margin: 0; font-size: inherit; font-weight: inherit; }
.thesis { color: var(--text); margin: 0.75rem 0; }
.thesis-sub { color: var(--text-dim); font-size: 0.85rem; margin-top: 0.5rem; }
.cursor-line { margin-top: 2rem; color: var(--text-dim); font-size: 0.75rem; opacity: 0; animation: hero-fade-in 0.4s ease 0.2s forwards; }
.blink { animation: blink 1s step-end infinite; color: var(--text); }
@keyframes blink { 50% { opacity: 0; } }

.intro-strip, .chapters, .conclusion {
  max-width: 900px; margin: 0 auto;
  padding-left: 1.5rem; padding-right: 1.5rem;
}
.intro-strip { padding-top: 3rem; padding-bottom: 2rem; }
.intro-strip p { margin-bottom: 1rem; }
.intro-punch {
  color: var(--rant) !important;
  font-size: 1.1rem !important;
  text-shadow: 0 0 8px rgba(255, 51, 51, 0.3);
}
.intro-punch span { color: var(--rant); }

.chapters { padding-bottom: 5rem; }
.chapter {
  margin-bottom: 3.5rem;
  border: 1px solid var(--line);
  padding: 1.25rem;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
@keyframes chapter-glitch {
  0% {
    opacity: 0.2;
    transform: translate(0, 4px) skewX(0deg);
    box-shadow: none;
  }
  25% {
    opacity: 0.85;
    transform: translate(-3px, 0) skewX(-0.8deg);
    box-shadow: 3px 0 0 rgba(255, 51, 51, 0.25), -3px 0 0 rgba(51, 255, 102, 0.2);
    filter: brightness(1.2);
  }
  50% {
    transform: translate(2px, -1px) skewX(0.6deg);
    clip-path: inset(0 0 55% 0);
  }
  75% {
    transform: translate(-1px, 1px);
    clip-path: inset(45% 0 0 0);
    filter: brightness(0.95);
  }
  100% {
    opacity: 1;
    transform: none;
    clip-path: none;
    box-shadow: none;
    filter: none;
  }
}
.chapter::before {
  content: '> loading ' attr(id) '.dat... OK';
  display: block;
  font-size: 0.68rem;
  color: var(--text-dim);
  margin-bottom: 1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px dashed var(--line);
}
@keyframes load-flicker {
  0%, 100% { color: var(--text-dim); opacity: 1; }
  35% { color: var(--rant); opacity: 0.5; }
  55% { color: var(--text); opacity: 1; }
}
.chapter-head {
  display: flex; gap: 1rem; align-items: baseline;
  margin-bottom: 1.25rem;
}
.chapter-num {
  font-family: 'VT323', monospace;
  font-size: 2rem;
  color: var(--amber);
  line-height: 1;
}
.chapter-title-wrap h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.4;
}
.chapter-body p { margin-bottom: 0.85rem; }

.rant-block {
  border-left: 3px solid var(--rant);
  padding: 1rem 0 1rem 1rem;
  margin: 1.25rem 0;
  background: rgba(255, 51, 51, 0.04);
}
.rant-block::before {
  content: '[WARN]';
  display: block;
  font-size: 0.65rem;
  color: var(--rant);
  margin-bottom: 0.5rem;
}
.rant-shout {
  color: var(--rant) !important;
  font-size: 1.05rem !important;
  text-shadow: 0 0 6px rgba(255, 51, 51, 0.4);
}
@keyframes shout-glitch {
  0%, 100% { transform: none; filter: none; }
  25% { transform: translateX(-2px); text-shadow: 2px 0 var(--rant), -2px 0 var(--text); }
  50% { transform: translateX(2px) scaleX(1.02); filter: brightness(1.4); }
  75% { transform: skewX(-2deg); }
}
.rant-shout::before { content: 'echo "'; color: var(--text-dim); }
.rant-shout::after { content: '"'; color: var(--text-dim); }
.rant-aside { color: var(--text-dim) !important; font-size: 0.82rem !important; font-style: italic; }

.logic-block {
  border: 1px solid var(--line);
  padding: 1rem 1.15rem;
  margin: 1.25rem 0;
  background: rgba(51, 255, 102, 0.03);
  position: relative;
}
.logic-block::before {
  content: '┌─ ANALYSIS ─────────────────';
  display: block;
  font-size: 0.62rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}
.logic-label {
  font-size: 0.65rem;
  color: var(--amber);
  margin-bottom: 0.65rem;
}
.logic-label::before { content: '# '; color: var(--text-dim); }

.ai-terminal {
  border: 1px solid var(--line);
  margin: 1.25rem 0;
  background: rgba(0, 0, 0, 0.4);
}
.ai-terminal-bar {
  padding: 0.4rem 0.75rem;
  border-bottom: 1px solid var(--line);
  display: flex; gap: 0.35rem; align-items: center;
  font-size: 0.62rem; color: var(--text-dim);
}
.ai-terminal-dot { width: 6px; height: 6px; border-radius: 50%; }
.ai-terminal-dot:nth-child(1) { background: #ff5f57; }
.ai-terminal-dot:nth-child(2) { background: #febc2e; }
.ai-terminal-dot:nth-child(3) { background: #28c840; }
.ai-terminal-label { margin-left: auto; }
.ai-terminal-body { padding: 0.85rem 1rem; line-height: 1.75; }
.term-line {
  min-height: 1.75em;
  opacity: 0.35;
  transition: opacity 0.25s;
}
.useless { color: var(--rant); }

.compare-pair {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--line); margin: 1.25rem 0;
}
.compare-bad, .compare-good { padding: 0.85rem; background: var(--bg); }
.compare-bad { box-shadow: inset 3px 0 0 var(--rant); }
.compare-good { box-shadow: inset 3px 0 0 var(--text); }
.compare-label { font-size: 0.62rem; letter-spacing: 0.1em; margin-bottom: 0.4rem; }
.compare-bad .compare-label { color: var(--rant); }
.compare-good .compare-label { color: var(--text); }
.compare-text { font-size: 0.82rem; line-height: 1.6; }

.silo-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.4rem; margin: 1rem 0;
}
.silo-chip {
  border: 1px dashed var(--line);
  padding: 0.45rem;
  text-align: center;
  font-size: 0.68rem;
  color: var(--text-dim);
}
.silo-chip span { display: block; font-size: 0.58rem; color: var(--amber); }

.metric-list { list-style: none; margin: 1rem 0; }
.metric-list li {
  padding: 0.5rem 0 0.5rem 1rem;
  border-left: 1px solid var(--text-dim);
  margin-bottom: 0.5rem;
  font-size: 0.82rem;
}
.metric-list li::before { content: '[INFO] '; color: var(--text); font-size: 0.65rem; }

.split-divider {
  height: 1px; background: var(--line);
  margin: 2rem 0;
  position: relative;
}
.split-divider::after {
  content: '--- stderr ---';
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  background: var(--bg);
  padding: 0 0.75rem;
  font-size: 0.62rem;
  color: var(--rant);
}

.conclusion { padding-bottom: 4rem; }
.conclusion-inner {
  border: 1px solid var(--line);
  padding: 1.5rem;
}
.conclusion-inner h2 { font-size: 0.7rem; color: var(--amber); letter-spacing: 0.15em; margin-bottom: 1rem; }
.conclusion-inner p { margin-bottom: 0.85rem; font-size: 0.88rem; }
.final-rant { color: var(--rant); display: block; margin-top: 0.5rem; }
.conclusion-agent { color: var(--text-dim) !important; font-size: 0.72rem !important; }

@media (max-width: 640px) {
  .hero-status { position: static; margin-bottom: 1rem; width: fit-content; }
  .compare-pair { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .chapter { opacity: 1; transform: none; transition: none; }
  .hero-main { opacity: 1; }
  .crt-ticker { animation: none; }
  .term-line { opacity: 1; }
  .cursor-line { opacity: 1; animation: none; }
}