.guide-body { background: #111216; }
.guide-body .site-header { width: min(1240px, calc(100% - 40px)); }
.guide-body main { overflow: hidden; }

.guide-hero {
  position: relative;
  display: grid;
  min-height: 810px;
  grid-template-columns: 1.02fr .98fr;
  align-items: center;
  gap: clamp(48px, 7vw, 110px);
  padding-top: 132px;
  padding-bottom: 90px;
}
.guide-hero::before {
  position: absolute;
  z-index: -1;
  top: 5%;
  left: 44%;
  width: 760px;
  height: 620px;
  border-radius: 50%;
  background: rgba(255,90,79,.09);
  filter: blur(110px);
  content: "";
}
.guide-hero h1 { margin: 0; font-size: clamp(3.55rem, 6.3vw, 6.7rem); font-weight: 800; letter-spacing: -.075em; line-height: .88; }
.guide-hero h1 em { color: var(--coral); font-style: normal; }
.guide-hero-copy > p:not(.eyebrow) { max-width: 650px; margin: 32px 0 0; color: rgba(255,244,232,.66); font-size: clamp(1.05rem, 1.45vw, 1.22rem); }
.guide-requirements { display: flex; flex-wrap: wrap; gap: 10px; margin: 48px 0 0; padding: 0; color: var(--muted); font-family: var(--mono); font-size: .65rem; list-style: none; }
.guide-requirements li { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; }

.handoff-card { position: relative; min-width: 0; padding: 24px; border: 1px solid var(--line); border-radius: 30px; background: #191a20; box-shadow: 0 35px 90px rgba(0,0,0,.34); overflow: hidden; }
.handoff-card::before { position: absolute; inset: 0; opacity: .7; background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg,var(--grid) 1px, transparent 1px); background-size: 34px 34px; content: ""; pointer-events: none; }
.handoff-card > * { position: relative; }
.handoff-topline { display: flex; align-items: center; justify-content: space-between; padding-bottom: 17px; border-bottom: 1px solid var(--line); color: var(--muted); font-family: var(--mono); font-size: .63rem; letter-spacing: .08em; }
.handoff-topline strong { color: var(--coral); font-weight: 700; }
.handoff-brief { margin-top: 22px; padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: rgba(15,16,20,.78); }
.handoff-label { color: var(--coral); font-family: var(--mono); font-size: .58rem; letter-spacing: .1em; }
.handoff-brief p { max-width: 440px; margin: 10px 0 18px; font-size: clamp(1.15rem, 2vw, 1.55rem); font-weight: 650; letter-spacing: -.03em; line-height: 1.25; }
.brief-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.brief-chips span { padding: 6px 9px; border: 1px solid rgba(255,244,232,.11); border-radius: 6px; color: var(--muted); font-family: var(--mono); font-size: .57rem; }
.handoff-flow { display: grid; grid-template-columns: 1fr 1fr 86px 1fr 1fr; align-items: center; gap: 0; min-height: 190px; }
.handoff-flow > div:not(.handoff-mark) { display: flex; align-items: center; color: var(--muted); font-family: var(--mono); font-size: .58rem; }
.handoff-flow b { flex: 1; height: 1px; margin-inline: 8px; background: linear-gradient(90deg, rgba(255,244,232,.18), var(--coral)); }
.handoff-mark { display: grid; width: 86px; height: 86px; place-items: center; border: 1px solid rgba(255,90,79,.32); border-radius: 24px; background: rgba(255,90,79,.06); box-shadow: 0 0 0 10px rgba(255,90,79,.025); }
.handoff-mark img { width: 76px; border-radius: 17px; }
.handoff-receipt { display: flex; align-items: center; gap: 13px; padding: 16px; border: 1px solid rgba(108,224,160,.24); border-radius: 13px; background: rgba(108,224,160,.07); }
.handoff-receipt strong,.handoff-receipt small { display: block; }
.handoff-receipt strong { font-size: .75rem; }
.handoff-receipt small { margin-top: 2px; color: var(--muted); font-family: var(--mono); font-size: .58rem; }
.receipt-pulse { width: 10px; height: 10px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 6px rgba(108,224,160,.1); }

.guide-principle { border-block: 1px solid rgba(25,26,32,.12); color: var(--ink); background: var(--paper); }
.principle-grid { display: grid; grid-template-columns: .72fr 1.1fr 1fr; align-items: center; gap: 50px; padding-block: 72px; }
.principle-grid .section-kicker { margin: 0; color: var(--coral); }
.principle-grid h2 { margin: 0; font-size: clamp(2.15rem, 3.4vw, 3.55rem); letter-spacing: -.06em; line-height: .98; }
.principle-grid > p:last-child { margin: 0; color: rgba(25,26,32,.66); }

.guide-section,.agent-section,.outputs-section { padding-block: 140px; }
.guide-heading { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 70px; align-items: end; margin-bottom: 58px; }
.guide-heading .section-kicker { grid-column: 1 / -1; margin-bottom: -7px; }
.guide-heading h2 { margin: 0; font-size: clamp(2.8rem, 5vw, 5.1rem); letter-spacing: -.068em; line-height: .95; }
.guide-heading h2 span { color: rgba(255,244,232,.33); }
.guide-heading > p:last-child { max-width: 540px; justify-self: end; margin: 0 0 5px; color: rgba(255,244,232,.62); }

.path-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.path-card { position: relative; min-height: 500px; padding: clamp(28px, 4vw, 48px); border: 1px solid var(--line); border-radius: 26px; background: #1a1b21; overflow: hidden; }
.path-card::after { position: absolute; right: -120px; bottom: -150px; width: 360px; height: 360px; border-radius: 50%; background: rgba(255,244,232,.035); content: ""; }
.path-primary { color: var(--ink); border-color: rgba(25,26,32,.08); background: var(--paper); }
.path-primary::after { background: rgba(255,90,79,.12); }
.path-card-top { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-family: var(--mono); font-size: .65rem; text-transform: uppercase; letter-spacing: .07em; }
.path-primary .path-card-top { color: rgba(25,26,32,.5); }
.path-card-top span { color: var(--coral); }
.path-card h3 { position: relative; max-width: 570px; margin: 46px 0 18px; font-size: clamp(2rem, 3.2vw, 3.4rem); letter-spacing: -.06em; line-height: .98; }
.path-card p { max-width: 600px; color: var(--muted); }
.path-primary p { color: rgba(25,26,32,.64); }
.path-card ol { display: grid; gap: 11px; margin: 32px 0 42px; padding: 0; list-style: none; }
.path-card li { display: flex; align-items: center; gap: 13px; color: rgba(255,244,232,.72); font-size: .82rem; }
.path-primary li { color: rgba(25,26,32,.7); }
.path-card li span { display: grid; width: 31px; height: 31px; place-items: center; border: 1px solid currentColor; border-radius: 9px; color: var(--coral); font-family: var(--mono); font-size: .56rem; }
.path-card > a { position: relative; z-index: 2; border-bottom: 1px solid var(--coral); font-size: .85rem; font-weight: 750; text-decoration: none; }
.compatibility-note { margin: 18px 0 0; padding: 20px 24px; border: 1px solid var(--line); border-radius: 15px; color: var(--muted); font-size: .82rem; background: #15161b; }
.compatibility-note strong { color: var(--paper); }
.compatibility-note code { color: var(--coral-hot); font-family: var(--mono); }

.install-section { padding-block: 140px; border-block: 1px solid var(--line); background: #15161b; }
.proof-steps { display: grid; grid-template-columns: repeat(3,1fr); margin-bottom: 20px; border: 1px solid var(--line); border-radius: 18px; background: var(--line); overflow: hidden; gap: 1px; }
.proof-steps > div { display: grid; grid-template-columns: 42px auto; align-content: center; min-height: 112px; padding: 22px 24px; background: #191a20; }
.proof-steps > div > span { grid-row: 1 / 3; align-self: center; color: var(--coral); font-family: var(--mono); font-size: .7rem; }
.proof-steps strong { font-size: .9rem; }
.proof-steps small { color: var(--muted); font-size: .68rem; }
.platform-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.command-card { position: relative; min-width: 0; border: 1px solid var(--line); border-radius: 19px; background: #0f1014; box-shadow: 0 20px 55px rgba(0,0,0,.2); overflow: hidden; }
.command-card header { display: flex; min-height: 47px; align-items: center; justify-content: space-between; padding: 0 14px; border-bottom: 1px solid var(--line); }
.command-card header > div { display: flex; gap: 6px; }
.command-card header span { width: 8px; height: 8px; border-radius: 50%; background: #444650; }
.command-card header span:first-child { background: var(--coral); }
.command-card header span:last-child { background: var(--mint); }
.command-card header p { margin: 0; color: var(--muted); font-family: var(--mono); font-size: .59rem; }
.command-card pre { min-height: 330px; margin: 0; padding: 27px 22px 50px; overflow-x: auto; color: rgba(255,244,232,.82); font-family: var(--mono); font-size: clamp(.7rem, 1vw, .78rem); line-height: 1.85; }
.command-card .copy-button { position: absolute; }
.proof-result { display: grid; grid-template-columns: 104px 1fr auto; align-items: center; gap: 26px; margin-top: 18px; padding: 28px; border: 1px solid rgba(108,224,160,.22); border-radius: 19px; background: rgba(108,224,160,.055); }
.proof-result-mark { display: grid; width: 104px; height: 104px; place-items: center; border: 1px solid var(--line); border-radius: 22px; background: #121318; }
.proof-result-mark img { width: 92px; border-radius: 18px; }
.proof-result-label { color: var(--mint); font-family: var(--mono); font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; }
.proof-result h3 { margin: 5px 0 8px; font-size: 1.35rem; letter-spacing: -.035em; }
.proof-result p { max-width: 670px; margin: 0; color: var(--muted); font-size: .78rem; }
.proof-result p code,.proof-result ul { font-family: var(--mono); }
.proof-result ul { display: grid; gap: 8px; margin: 0; padding: 0; color: rgba(255,244,232,.65); font-size: .62rem; list-style: none; }
.proof-result li { display: flex; align-items: center; gap: 8px; }
.proof-result li span { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); }

.agent-section { position: relative; }
.agent-brief-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 18px; }
.brief-builder { padding: 30px; border: 1px solid var(--line); border-radius: 19px; background: #1a1b21; }
.brief-builder-head { display: flex; justify-content: space-between; padding-bottom: 18px; border-bottom: 1px solid var(--line); color: var(--muted); font-family: var(--mono); font-size: .62rem; }
.brief-builder-head span { color: var(--coral); }
.brief-builder dl { margin: 16px 0 0; }
.brief-builder dl > div { padding: 17px 0; border-bottom: 1px solid rgba(255,244,232,.08); }
.brief-builder dt { font-size: .83rem; font-weight: 750; }
.brief-builder dd { margin: 4px 0 0; color: var(--muted); font-size: .72rem; }
.prompt-card pre { min-height: 510px; white-space: pre-wrap; }
.universal-agent { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 50px; margin-top: 18px; padding: 32px; border: 1px solid var(--line); border-radius: 19px; background: #15161b; }
.universal-agent .section-kicker { margin-bottom: 10px; }
.universal-agent h3 { margin: 0; font-size: clamp(1.5rem, 2.7vw, 2.45rem); letter-spacing: -.05em; line-height: 1; }
.universal-agent p:not(.section-kicker) { margin-bottom: 0; color: var(--muted); font-size: .8rem; }
.universal-code { position: relative; min-width: 0; border-left: 1px solid var(--line); }
.universal-code pre { margin: 0; padding: 10px 52px 10px 28px; overflow-x: auto; color: rgba(255,244,232,.75); font-family: var(--mono); font-size: .7rem; line-height: 1.8; white-space: pre-wrap; }
.universal-code .copy-button { right: 0; bottom: 0; }

.workflow-section { padding-block: 140px; border-block: 1px solid var(--line); background: #15161b; }
.workflow-list { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.workflow-list li { display: grid; grid-template-columns: 80px .85fr 1.15fr; gap: clamp(22px, 4vw, 64px); align-items: center; min-height: 230px; padding: 34px 0; border-bottom: 1px solid var(--line); }
.workflow-number { display: grid; width: 52px; height: 52px; place-items: center; border: 1px solid var(--line); border-radius: 14px; color: var(--coral); font-family: var(--mono); font-size: .68rem; }
.workflow-copy > span { color: var(--coral); font-family: var(--mono); font-size: .61rem; letter-spacing: .08em; text-transform: uppercase; }
.workflow-copy h3 { margin: 7px 0 11px; font-size: clamp(1.4rem, 2.3vw, 2.15rem); letter-spacing: -.045em; line-height: 1.05; }
.workflow-copy p { margin: 0; color: var(--muted); font-size: .77rem; }
.workflow-list pre { margin: 0; padding: 24px; border: 1px solid var(--line); border-radius: 14px; color: rgba(255,244,232,.78); background: #101115; font-family: var(--mono); font-size: .72rem; line-height: 1.8; overflow-x: auto; }

.output-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 14px; }
.output-card { display: flex; min-height: 360px; flex-direction: column; padding: 27px; border: 1px solid var(--line); border-radius: 20px; background: #1a1b21; }
.output-card > span { color: var(--coral); font-family: var(--mono); font-size: .61rem; letter-spacing: .08em; }
.output-card h3 { margin: 34px 0 14px; font-size: 1.65rem; letter-spacing: -.045em; }
.output-card p { margin: 0; color: var(--muted); font-size: .77rem; }
.output-card > code { margin-top: auto; padding-top: 28px; color: rgba(255,244,232,.72); font-family: var(--mono); font-size: .64rem; }
.output-tree { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; margin-top: 18px; padding: clamp(30px, 5vw, 58px); border: 1px solid var(--line); border-radius: 22px; background: #15161b; }
.output-tree h3 { margin: 0; font-size: clamp(2rem, 3.5vw, 3.5rem); letter-spacing: -.06em; line-height: 1; }
.output-tree p:not(.section-kicker) { max-width: 500px; color: var(--muted); }
.output-tree pre { margin: 0; padding: 28px; border-left: 1px solid var(--line); color: rgba(255,244,232,.76); font-family: var(--mono); font-size: .7rem; line-height: 1.7; }

.limits-section { padding-block: 110px; color: var(--ink); background: var(--paper); }
.limits-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(50px,8vw,120px); }
.limits-grid .section-kicker { color: var(--coral); }
.limits-grid h2 { margin: 0; font-size: clamp(2.8rem, 4.6vw, 4.7rem); letter-spacing: -.065em; line-height: .96; }
.limits-grid h2 span { color: rgba(25,26,32,.33); }
.limits-grid ul { margin: 0; padding: 0; border-top: 1px solid rgba(25,26,32,.16); list-style: none; }
.limits-grid li { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding: 23px 0; border-bottom: 1px solid rgba(25,26,32,.16); }
.limits-grid strong { font-size: .82rem; }
.limits-grid span { color: rgba(25,26,32,.62); font-size: .78rem; }
.limits-grid code { font-family: var(--mono); font-size: .7rem; }

.guide-cta { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: end; padding-block: 140px; }
.guide-cta h2 { margin: 0; font-size: clamp(2.8rem, 5vw, 5rem); letter-spacing: -.07em; line-height: .94; }
.guide-cta > div:last-child > p { max-width: 540px; margin: 0; color: var(--muted); }

@media (max-width: 1100px) {
  .guide-body .site-nav { gap: 19px; }
  .guide-hero { grid-template-columns: 1fr; padding-top: 150px; }
  .guide-hero-copy { max-width: 850px; }
  .handoff-card { width: min(760px,100%); justify-self: center; }
  .output-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 980px) {
  .guide-body .menu-button { display: block; }
  .guide-body .site-nav { position: absolute; top: 70px; right: 0; left: 0; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 10px; border: 1px solid var(--line); border-radius: 16px; background: rgba(25,26,32,.97); box-shadow: 0 20px 40px rgba(0,0,0,.35); }
  .guide-body .site-nav.is-open { display: flex; }
  .guide-body .site-nav a { padding: 12px; }
}

@media (max-width: 760px) {
  .guide-body .site-nav { gap: 0; }
  .guide-hero { min-height: auto; gap: 58px; padding-top: 126px; padding-bottom: 82px; }
  .guide-hero h1 { font-size: clamp(3.1rem, 16vw, 5rem); }
  .handoff-card { padding: 17px; border-radius: 22px; }
  .handoff-flow { grid-template-columns: 1fr 1fr 70px 1fr 1fr; min-height: 150px; }
  .handoff-mark { width: 70px; height: 70px; border-radius: 20px; }
  .handoff-mark img { width: 60px; }
  .handoff-flow b { margin-inline: 4px; }
  .principle-grid,.guide-heading,.path-grid,.platform-grid,.agent-brief-grid,.universal-agent,.output-tree,.limits-grid,.guide-cta { grid-template-columns: 1fr; }
  .principle-grid { gap: 25px; padding-block: 58px; }
  .guide-section,.agent-section,.outputs-section,.install-section,.workflow-section,.guide-cta { padding-block: 92px; }
  .guide-heading { gap: 22px; margin-bottom: 42px; }
  .guide-heading .section-kicker { margin-bottom: 0; }
  .guide-heading > p:last-child { justify-self: start; }
  .path-card { min-height: auto; }
  .proof-steps { grid-template-columns: 1fr; }
  .proof-steps > div { min-height: 90px; }
  .proof-result { grid-template-columns: 84px 1fr; }
  .proof-result-mark { width: 84px; height: 84px; }
  .proof-result-mark img { width: 72px; }
  .proof-result ul { grid-column: 1 / -1; }
  .universal-agent { gap: 28px; padding: 25px; }
  .universal-code { border-top: 1px solid var(--line); border-left: 0; }
  .universal-code pre { padding: 25px 0 48px; }
  .workflow-list li { grid-template-columns: 60px 1fr; gap: 18px; }
  .workflow-list pre { grid-column: 1 / -1; }
  .output-grid { grid-template-columns: 1fr; }
  .output-card { min-height: 280px; }
  .output-tree { gap: 35px; }
  .output-tree pre { padding: 28px 0 0; border-top: 1px solid var(--line); border-left: 0; }
  .limits-grid { gap: 45px; }
}

@media (max-width: 430px) {
  .guide-requirements { gap: 7px; }
  .guide-requirements li { font-size: .58rem; }
  .handoff-flow > div:not(.handoff-mark) span { display: none; }
  .handoff-flow { grid-template-columns: 1fr 1fr 64px 1fr 1fr; }
  .handoff-mark { width: 64px; height: 64px; }
  .handoff-mark img { width: 54px; }
  .command-card pre { padding-inline: 17px; font-size: .68rem; }
  .proof-result { grid-template-columns: 1fr; }
  .limits-grid li { grid-template-columns: 1fr; gap: 7px; }
}

@media (prefers-reduced-motion: reduce) {
  .guide-body * { scroll-behavior: auto; }
}