:root {
  --bg: #f9eacf;
  --panel: rgba(243, 208, 169, 0.56);
  --panel-2: rgba(249, 234, 207, 0.86);
  --ink: #874534;
  --muted: #6e382b;
  --line: rgba(135, 69, 52, 0.16);
  --gold: #d16640;
  --gold-2: #d16640;
  --java-blue: #2a7b8c;
  --java-orange: #d16640;
  --danger: #ff6b5f;
  --ok: #6ee7b7;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --display: 'Outfit', var(--sans);
}

.reveal {
  font-family: var(--sans);
  color: var(--ink);
  background: radial-gradient(circle at 15% 20%, rgba(42,123,140,0.12), transparent 30%), radial-gradient(circle at 80% 10%, rgba(209,102,64,0.16), transparent 26%), var(--bg);
}
.reveal .slides { text-align: left; }
.reveal section {
  box-sizing: border-box;
  min-height: 100%;
  padding: 58px 76px;
}
.reveal h1, .reveal h2, .reveal h3 {
  font-family: var(--display);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.045em;
  color: var(--ink);
  margin: 0;
  text-transform: none;
}
.reveal h1 { font-size: 4.45rem; max-width: 980px; }
.reveal h2 { font-size: 3.65rem; max-width: 1020px; }
.reveal h3 { font-size: 2rem; line-height: 1.05; letter-spacing: -0.025em; }
.reveal p, .reveal li { font-size: 1.32rem; line-height: 1.36; color: var(--muted); }
.reveal strong { color: var(--ink); font-weight: 800; }
.reveal code { font-family: var(--mono); color: var(--gold-2); background: rgba(212,168,85,0.12); border: 1px solid rgba(212,168,85,0.22); border-radius: 8px; padding: 0.08em 0.28em; }
.reveal a { color: var(--gold-2); }
.eyebrow { font-family: var(--mono); font-size: 0.86rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gold-2); margin-bottom: 1rem; }
.subtitle { font-size: 1.55rem !important; color: var(--muted); max-width: 820px; margin-top: 1.2rem !important; }
.meta { font-family: var(--mono); color: var(--gold-2) !important; font-size: 0.9rem !important; margin-top: 1.5rem !important; }
.brand-line { height: 7px; width: 260px; margin-top: 2rem; background: linear-gradient(90deg, var(--java-orange), var(--gold), var(--java-blue)); border-radius: 999px; }
.cover { display: grid !important; align-content: center; }
.two-col { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 3rem; align-items: center; height: 100%; }
.cards { display: grid; gap: 1rem; margin-top: 2rem; }
.agenda-grid { grid-template-columns: 1fr 1fr; gap: 1.4rem; align-items: stretch; }
.card { background: linear-gradient(145deg, rgba(243,208,169,0.68), rgba(249,234,207,0.82)); border: 1px solid var(--line); border-radius: 22px; padding: 1.2rem 1.25rem; box-shadow: 0 18px 55px rgba(135,69,52,0.12); }
.disclaimer-cards { grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2.1rem; }
.disclaimer-cards .card { min-height: 260px; display: grid; align-content: center; justify-items: center; text-align: center; }
.disclaimer-cards.terse .card h3 { font-size: 2.05rem; }
.disclaimer-cards.terse .card p { margin-top: 0.7rem; font-size: 1.15rem; color: var(--muted); }
.card h3 { margin: 0 0 0.35rem; font-family: var(--display); color: var(--ink); font-size: 1.28rem; }
.card h3 { margin: 0; }
.big-quote { font-family: var(--display); font-size: 3.4rem; line-height: 1; letter-spacing: -0.04em; color: var(--ink); max-width: 1040px; }
.big-quote .accent { color: var(--gold-2); }
.huge { font-size: 6rem !important; line-height: 0.88 !important; letter-spacing: -0.06em !important; }
.terminal { font-family: var(--mono); background: #fff6e4; border: 1px solid rgba(246,241,232,0.16); border-radius: 20px; padding: 1.2rem; box-shadow: 0 22px 80px rgba(0,0,0,0.34); }
.terminal .bar { display: flex; gap: 0.42rem; margin-bottom: 1rem; }
.dot { width: 12px; height: 12px; border-radius: 999px; display: block; }
.red { background: #ff5f56; } .yellow { background: #ffbd2e; } .green { background: #27c93f; }
.terminal pre { font-family: var(--mono); font-size: 1.04rem; line-height: 1.55; color: #6e382b; margin: 0; white-space: pre-wrap; }
.feedback-section h2 { font-size: clamp(2.5rem, 6vw, 5.2rem); line-height: 0.92; max-width: 980px; }
.feedback-flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); align-items: center; gap: 1rem; margin: 2.4rem auto 0; max-width: 1000px; }
.feedback-step { position: relative; min-width: 0; min-height: 112px; padding: 0.65rem 0.7rem; border-radius: 24px; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(249,234,207,0.92), rgba(243,208,169,0.68)); box-shadow: 0 18px 48px rgba(135,69,52,0.13); display: grid; place-items: center; font-family: var(--display); font-size: 1.45rem; font-weight: 1000; color: var(--ink); }
.feedback-step:not(:last-child)::after { content: "→"; position: absolute; right: -0.82rem; top: 50%; transform: translate(50%, -52%); color: var(--java-orange); font-family: var(--display); font-size: 1.95rem; font-weight: 1000; z-index: 2; }
.feedback-step.repeat { color: var(--java-orange); }
.zero-language-slide h2 { margin-bottom: 0.35rem; }
.zero-language-slide h3 { margin: 0.1rem 0 0.8rem; font-family: var(--display); font-size: 1.8rem; color: var(--muted); }
.zero-command-grid { display: grid; grid-template-columns: minmax(340px, 0.92fr) 1.08fr; gap: 0.28rem 0.7rem; margin-top: 0.6rem; padding: 0.85rem; border-radius: 24px; border: 1px solid var(--line); background: rgba(249,234,207,0.72); box-shadow: 0 18px 48px rgba(135,69,52,0.12); }
.zero-command-grid code { font-family: var(--mono); font-size: 0.82rem; color: #6e382b; background: rgba(255,246,228,0.82); border: 1px solid rgba(135,69,52,0.14); border-radius: 10px; padding: 0.25rem 0.42rem; white-space: nowrap; }
.zero-command-grid span { font-size: 0.78rem; line-height: 1.22; color: var(--ink); align-self: center; }
.zero-command-grid span code { font-size: 0.7rem; padding: 0.1rem 0.24rem; }
.java-mess-slide .zero-command-grid { grid-template-columns: minmax(290px, 0.75fr) 1.25fr; background: rgba(255,236,222,0.76); }
.java-mess-slide .zero-command-grid code { font-size: 0.76rem; color: var(--java-orange); border-color: rgba(214,91,51,0.28); }
.java-mess-slide .zero-command-grid span { font-size: 0.7rem; color: #874534; }
.java-mess-slide .zero-command-grid span code { font-size: 0.62rem; }
.python-fast-slide .zero-command-grid { background: rgba(232,247,239,0.72); }
.python-fast-slide .zero-command-grid code { color: #246b4a; border-color: rgba(36,107,74,0.24); }
.python-fast-slide .zero-command-grid span { color: #315843; }
.source-note { margin: 0.45rem 0 0 !important; font-family: var(--mono); font-size: 0.72rem !important; color: var(--muted) !important; text-align: right; }
.prompt { color: var(--gold-2); }
.badge-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.4rem; }
.badge { font-family: var(--mono); font-size: 0.92rem; color: var(--ink); background: rgba(255,246,228,0.72); border: 1px solid var(--line); border-radius: 999px; padding: 0.45rem 0.75rem; }
.diagram { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 2.2rem; }
.node { min-height: 155px; display: flex; flex-direction: column; justify-content: center; gap: 0.5rem; border-radius: 24px; padding: 1.1rem; border: 1px solid var(--line); background: rgba(243,208,169,0.68); position: relative; }
.node:not(:last-child)::after { content: '→'; position: absolute; right: -0.92rem; top: 50%; transform: translateY(-50%); color: var(--gold-2); font-size: 2rem; z-index: 3; }
.node .label { font-family: var(--display); color: var(--ink); font-size: 1.35rem; font-weight: 800; }
.node .desc { color: var(--muted); font-size: 0.95rem; line-height: 1.25; }
.image-card { border-radius: 24px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 24px 70px rgba(135,69,52,0.16); background: var(--panel); }
.image-card img { width: 100%; display: block; max-height: 540px; object-fit: cover; }
.hero-image-slide { display: grid; grid-template-rows: auto 1fr; gap: 1.4rem; height: 100%; }
.hero-image-slide img { width: 100%; max-height: 620px; object-fit: cover; border-radius: 28px; border: 1px solid var(--line); box-shadow: 0 24px 70px rgba(135,69,52,0.16); }
.portrait-image-slide { justify-items: center; gap: 0.7rem; }
.portrait-image-slide img { width: auto; max-width: min(470px, 86%); max-height: 500px; object-fit: contain; border-radius: 0; }
.caption { font-family: var(--mono); color: var(--muted) !important; font-size: 0.78rem !important; padding: 0.75rem 0.9rem; margin: 0 !important; }
.about { display: grid; grid-template-columns: 300px 1fr; gap: 2rem; align-items: center; }
.about img.portrait { width: 280px; height: 280px; border-radius: 50%; object-fit: cover; border: 3px solid rgba(212,168,85,0.5); box-shadow: 0 22px 80px rgba(0,0,0,0.3); }
.qr { width: 120px; height: 120px; border-radius: 16px; }
ul.clean { list-style: none; padding: 0; margin: 1.8rem 0 0; }
ul.clean.compact { margin-top: 1rem; }
ul.clean li { margin: 0.78rem 0; padding-left: 1.7rem; position: relative; }
ul.clean li::before { content: '›'; position: absolute; left: 0; color: var(--gold-2); font-family: var(--mono); }
ul.sublist { list-style: none; padding: 0; margin: 0.3rem 0 0.95rem 0.1rem; }
ul.sublist li { font-size: 1.05rem; color: var(--muted); margin: 0.25rem 0; padding-left: 1.2rem; position: relative; }
ul.sublist li::before { content: '•'; position: absolute; left: 0; color: var(--java-blue); font-family: var(--mono); }
.afol-network { position: relative; height: 500px; margin-top: 0.8rem; }
.afol-network svg.afol-lines { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 1; }
.afol-network svg.afol-lines path { fill: none; stroke: rgba(42,123,140,0.44); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 8 10; }
.afol-site, .mcp-logo { position: absolute; display: grid; place-items: center; gap: 0.55rem; text-align: center; border: 1px solid var(--line); background: rgba(249,234,207,0.88); box-shadow: 0 18px 55px rgba(135,69,52,0.15); z-index: 2; }
.afol-site { width: 170px; height: 145px; border-radius: 24px; font-weight: 800; color: var(--ink); }
.afol-site img { width: 58px; height: 58px; object-fit: contain; border-radius: 14px; }
.afol-site span, .mcp-logo span { font-family: var(--display); line-height: 1.05; }
.mcp-logo { left: 50%; top: 50%; width: 230px; height: 190px; border-radius: 34px; transform: translate(-50%, -50%); background: linear-gradient(145deg, rgba(42,123,140,0.16), rgba(209,102,64,0.12), rgba(249,234,207,0.96)); z-index: 2; font-weight: 900; color: var(--ink); }
.mcp-logo img { width: 78px; height: 78px; object-fit: contain; }
.bricklink { left: 8%; top: 8%; }
.rebrickable { right: 8%; top: 8%; }
.brickeconomy { left: 8%; bottom: 7%; }
.brickowl { right: 8%; bottom: 7%; }
.tech-logo-grid { display: grid; gap: 1.35rem; margin-top: 2.2rem; }
.tech-logo-grid.four { grid-template-columns: repeat(4, 1fr); }
.knowledge-layout { display: grid; grid-template-columns: 260px 1fr; gap: 1.4rem; align-items: stretch; margin-top: 2rem; }
.knowledge-layout .tech-logo-grid { margin-top: 0; }
.compact-logos { grid-template-columns: repeat(2, 1fr) !important; }
.compact-logos .tech-logo-card { min-height: 170px; }
.compact-logos .tech-logo-card img { width: 76px; height: 76px; }
.book-cover-card { display: grid; place-items: center; border-radius: 28px; border: 1px solid var(--line); background: rgba(249,234,207,0.88); box-shadow: 0 18px 55px rgba(135,69,52,0.15); padding: 1rem; }
.book-cover-card img { max-width: 210px; max-height: 330px; width: auto; height: auto; border-radius: 8px; box-shadow: 0 18px 45px rgba(135,69,52,0.22); }
.costs-image-frame img { max-width: 100%; max-height: 560px; width: auto; height: auto; display: block; border-radius: 22px; box-shadow: 0 20px 60px rgba(135,69,52,0.20); }
.cost-overlay-frame { position: relative; margin: 1.2rem auto 0; width: min(1080px, 100%); border-radius: 24px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 20px 60px rgba(135,69,52,0.18); background: rgba(249,234,207,0.68); }
.cost-overlay-frame > img { width: 100%; max-height: 540px; object-fit: contain; display: block; }
.cost-logo-stack { position: absolute; left: 1.2rem; top: 50%; transform: translateY(-50%); display: grid; gap: 0.65rem; }
.cost-logo-pill { display: flex; align-items: center; gap: 0.7rem; min-width: 210px; padding: 0.72rem 0.95rem; border-radius: 999px; background: rgba(255,247,236,0.92); border: 1px solid rgba(135,69,52,0.22); box-shadow: 0 12px 36px rgba(54,38,29,0.20); backdrop-filter: blur(8px); }
.cost-logo-pill img { width: 42px; height: 42px; object-fit: contain; border-radius: 10px; }
.cost-logo-pill span { font-family: var(--display); font-size: 1.35rem; font-weight: 900; color: var(--ink); }
.cost-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; margin-top: 2rem; }
.cost-block { min-height: 360px; border-radius: 30px; border: 1px solid var(--line); background: rgba(249,234,207,0.76); box-shadow: 0 20px 60px rgba(135,69,52,0.14); padding: 2rem; display: grid; align-content: center; justify-items: start; }
.cost-block h3 { margin: 0 0 1rem; font-family: var(--display); font-size: 3.15rem; line-height: 0.98; color: var(--ink); }
.cost-block p { margin: -0.4rem 0 1.15rem; font-size: 1.3rem; color: var(--muted); }
.cost-block ul { margin: 0; padding-left: 2rem; font-family: var(--display); font-size: 2.15rem; line-height: 1.25; color: var(--ink); }
.cost-block li { padding-left: 0.35rem; }
.application-comparison-slide h2 { margin-bottom: 1.35rem; }
.application-comparison { width: 100%; border-collapse: separate; border-spacing: 0; overflow: hidden; border-radius: 28px; border: 1px solid var(--line); background: rgba(249,234,207,0.74); box-shadow: 0 20px 60px rgba(135,69,52,0.14); }
.application-comparison th, .application-comparison td { border-bottom: 1px solid rgba(135,69,52,0.14); border-right: 1px solid rgba(135,69,52,0.12); padding: 1.05rem 1.15rem; vertical-align: middle; }
.application-comparison th:last-child, .application-comparison td:last-child { border-right: 0; }
.application-comparison tbody tr:last-child th, .application-comparison tbody tr:last-child td { border-bottom: 0; }
.application-comparison thead th { font-family: var(--display); font-size: 2rem; line-height: 1; letter-spacing: -0.035em; color: #fff7ec; background: linear-gradient(135deg, var(--java-orange), var(--java-blue)); text-align: left; }
.application-comparison thead th:first-child { width: 18%; background: rgba(135,69,52,0.16); }
.application-comparison tbody th { width: 18%; font-family: var(--mono); font-size: 0.92rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--java-orange); background: rgba(255,246,228,0.58); text-align: left; }
.application-comparison td { width: 41%; font-family: var(--display); font-size: 1.75rem; line-height: 1.06; font-weight: 800; color: var(--ink); background: rgba(249,234,207,0.54); }
.application-comparison td:nth-child(3) { color: var(--java-blue); }
.dictionary-map { position: relative; display: grid; gap: 0.45rem; margin-top: 1rem; }
.dictionary-map::before { content: ""; position: absolute; top: 0; bottom: 0; left: 50%; width: 2px; transform: translateX(-50%); background: linear-gradient(180deg, transparent, rgba(135,69,52,0.30), transparent); pointer-events: none; }
.dictionary-header { display: grid; grid-template-columns: 1fr 1fr; gap: 0.65rem; align-items: center; }
.dictionary-header span { font-family: var(--display); font-size: 1.35rem; font-weight: 1000; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); text-align: center; }
.dictionary-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.65rem; align-items: stretch; }
.old-term, .new-term { min-height: 72px; border-radius: 22px; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(249,234,207,0.86), rgba(243,208,169,0.58)); box-shadow: 0 14px 38px rgba(135,69,52,0.10); padding: 0.35rem 1rem; display: flex; align-items: center; justify-content: center; font-family: var(--display); font-size: 2.2rem; line-height: 0.95; font-weight: 1000; text-align: center; }
.old-term { color: var(--ink); }
.new-term { color: var(--java-orange); }
.video-frame { width: min(1120px, 100%); aspect-ratio: 16 / 9; margin: 1.4rem auto 0; border-radius: 28px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 24px 70px rgba(135,69,52,0.18); background: rgba(249,234,207,0.88); }
.video-frame iframe { width: 100%; height: 100%; border: 0; display: block; }
.build-timeline.horizontal-bars { display: grid; gap: 0.86rem; margin-top: 1.25rem; padding: 1.3rem 1.1rem; border-radius: 28px; border: 1px solid var(--line); background: rgba(249,234,207,0.62); box-shadow: 0 18px 55px rgba(135,69,52,0.12); }
.timeline-row { display: grid; grid-template-columns: 128px minmax(260px, 1fr); column-gap: 1rem; align-items: center; }
.timeline-row strong { font-family: var(--display); font-size: 1.1rem; color: var(--ink); text-align: right; transform: translateY(-0.5rem); }
.timeline-bar-copy { display: grid; gap: 0.2rem; }
.timeline-row .bar { width: var(--w); min-width: 260px; height: 42px; border-radius: 999px; background: linear-gradient(90deg, var(--java-blue), var(--java-orange)); box-shadow: 0 12px 30px rgba(42,123,140,0.15); display: flex; align-items: center; padding-left: 1rem; }
.timeline-row:nth-child(2) .bar { background: linear-gradient(90deg, var(--java-orange), var(--gold)); }
.timeline-row .bar i { font-style: normal; color: #fff7ec; font-family: var(--display); font-size: 1.05rem; font-weight: 900; text-shadow: 0 1px 8px rgba(54,38,29,0.28); white-space: nowrap; }
.timeline-row small { color: var(--muted); font-size: 0.78rem; line-height: 1.15; margin-top: 0.22rem; max-width: 880px; }
.timeline-footnote { margin: 0.95rem auto 0 !important; max-width: 960px; text-align: center; color: var(--muted) !important; font-size: 1rem !important; }
.costs-image-frame { width: min(980px, 100%); margin: 1.3rem auto 0; border-radius: 30px; overflow: hidden; border: 1px solid var(--line); background: rgba(249,234,207,0.88); box-shadow: 0 24px 70px rgba(135,69,52,0.18); }
.costs-image-frame img { width: 100%; max-height: 560px; object-fit: contain; display: block; }
.tech-logo-card { min-height: 250px; display: grid; place-items: center; align-content: center; gap: 1rem; border-radius: 28px; border: 1px solid var(--line); background: rgba(249,234,207,0.88); box-shadow: 0 18px 55px rgba(135,69,52,0.15); }
.tech-logo-card img { width: 96px; height: 96px; object-fit: contain; }
.tech-logo-card span { font-family: var(--display); font-size: 1.35rem; font-weight: 900; color: var(--ink); text-align: center; }
.reveal .slides section .integration-bullets { margin: 1.6rem auto 0; max-width: 680px; display: grid; gap: 0.55rem; font-family: var(--display); font-size: 2.4rem !important; line-height: 1.08; color: var(--ink); }
.reveal .slides section .integration-bullets.plain { list-style: disc; padding-left: 2.5rem; }
.reveal .slides section .integration-bullets li { padding-left: 0.45rem; font-size: inherit !important; line-height: inherit !important; }
.reveal .slides section .integration-bullets strong { color: var(--java-orange); font-weight: 1000; }
.pikarama-timeline { display: grid; gap: 0.5rem; margin-top: 1.1rem; padding: 1.05rem; border-radius: 28px; border: 1px solid var(--line); background: rgba(249,234,207,0.62); box-shadow: 0 18px 55px rgba(135,69,52,0.12); }
.pikarama-day { display: grid; grid-template-columns: 132px minmax(250px, 1fr); grid-template-rows: 38px auto; column-gap: 1rem; align-items: center; }
.pikarama-day strong { grid-row: 1 / 3; font-family: var(--display); font-size: 1.05rem; color: var(--ink); text-align: right; transform: translateY(-0.45rem); }
.pikarama-day span { width: var(--w); min-width: 250px; height: 38px; border-radius: 999px; background: linear-gradient(90deg, var(--java-blue), var(--java-orange)); display: flex; align-items: center; padding-left: 0.95rem; box-shadow: 0 12px 30px rgba(42,123,140,0.14); }
.pikarama-day:nth-child(1) span, .pikarama-day:nth-child(5) span { background: linear-gradient(90deg, var(--java-orange), var(--gold)); }
.pikarama-day span i { font-style: normal; color: #fff7ec; font-family: var(--display); font-size: 1rem; font-weight: 900; text-shadow: 0 1px 8px rgba(54,38,29,0.24); white-space: nowrap; }
.pikarama-day small { color: var(--muted); font-size: 0.72rem; line-height: 1.12; margin-top: 0.16rem; max-width: 900px; }
.split-title { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 2rem; align-items: start; }
.kpi { font-family: var(--display); font-size: 5.2rem; color: var(--gold-2); line-height: 0.9; letter-spacing: -0.06em; }
.dim { opacity: 0.46; }
.warning { color: var(--danger) !important; }
.ok { color: var(--ok) !important; }
.mini { font-size: 0.95rem !important; }
.centered { display: grid !important; place-items: center; text-align: center; }
.centered h2, .centered p { margin-left: auto; margin-right: auto; }
.section-divider { background: radial-gradient(circle at 50% 42%, rgba(209,102,64,0.18), transparent 32%), radial-gradient(circle at 50% 58%, rgba(42,123,140,0.12), transparent 30%); }
.section-divider .eyebrow { margin-bottom: 1.25rem; }
.section-divider .subtitle { font-family: var(--display); font-size: 2.1rem !important; font-weight: 700; letter-spacing: -0.02em; margin-top: 1.1rem !important; }
.section-divider .subtitle::after { content: ""; display: block; width: 220px; height: 7px; margin: 1.45rem auto 0; border-radius: 999px; background: linear-gradient(90deg, var(--java-orange), var(--java-blue)); }
.skills-tree-slide h2 { margin-bottom: 1rem; }
.tree-code { margin: 1.05rem 0 0 !important; padding: 1.05rem 1.25rem !important; border-radius: 24px; border: 1px solid rgba(135,69,52,0.20); background: rgba(255,246,228,0.86); box-shadow: 0 18px 55px rgba(135,69,52,0.13); }
.tree-code code { display: block; background: transparent; border: 0; padding: 0; color: #6e382b; font-family: var(--mono); font-size: 0.9rem; line-height: 1.22; white-space: pre; }
@media (max-width: 900px) {
  .reveal section { padding: 42px; }
  .two-col, .split-title, .about { grid-template-columns: 1fr; }
  .diagram { grid-template-columns: 1fr 1fr; }
  .node:not(:last-child)::after { display: none; }
}