/* Orient — For Machines page styles.
   Reuses orient.css tokens + landing.css (header/footer/wrap/btn/eyebrow/section/reveal/waitlist).
   Page accent = slate (--machine). */

/* slate-accented eyebrow default for this page */
.m-page .eyebrow.slate { color: var(--machine); }

/* ===== HERO (ink) ===== */
.m-hero {
  background: var(--ink); color: var(--paper);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 124px 0 96px;
}
.m-hero .grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 72px; align-items: center; }
.m-hero .eyebrow { color: oklch(0.72 0.08 252); display: block; margin-bottom: 22px; }
.m-hero h1 { font-size: clamp(40px, 5vw, 66px); line-height: 1.04; letter-spacing: -0.022em; color: var(--paper); max-width: 18ch; }
.m-hero h1 em { font-style: italic; color: oklch(0.74 0.08 252); }
.m-hero .lede { font-size: 19px; line-height: 1.6; color: oklch(0.82 0.012 84); margin: 26px 0 34px; max-width: 52ch; text-wrap: pretty; }
.m-hero .cta { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.m-hero .btn { background: var(--paper); color: var(--ink); height: 50px; padding: 0 24px; }
.m-hero .ghost { color: var(--paper); text-decoration: none; font-size: 15px; border-bottom: 1px solid rgba(255,255,255,0.3); padding-bottom: 2px; white-space: nowrap; }
.m-hero .ghost:hover { border-color: var(--paper); }

/* ===== structured snippet card ===== */
.snippet {
  background: oklch(0.21 0.012 64); border: 1px solid rgba(255,255,255,0.10);
  border-radius: 10px; padding: 22px 24px; font-family: var(--mono);
  font-size: 13.5px; line-height: 1.85; color: oklch(0.82 0.012 84);
  box-shadow: 0 24px 60px -30px rgba(0,0,0,0.6); overflow-x: auto;
}
.snippet pre.code { margin: 0; font-family: var(--mono); font-size: inherit; line-height: inherit; white-space: pre; }
.snippet .cap {
  display: flex; align-items: center; gap: 8px; margin-bottom: 14px; padding-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: oklch(0.6 0.01 84);
}
.snippet .cap .dot { width: 8px; height: 8px; border-radius: 50%; background: oklch(0.74 0.08 252); }
.snippet .k { color: oklch(0.74 0.08 252); }      /* keys — slate */
.snippet .s { color: oklch(0.78 0.07 52); }       /* strings — clay */
.snippet .c { color: oklch(0.55 0.01 84); font-style: italic; } /* comments */
.snippet .p { color: oklch(0.58 0.01 84); }       /* punctuation */
.snippet .fn { color: var(--paper); }

/* ===== retrieval vs meaning contrast ===== */
.section-head h2.duet { font-size: clamp(24px, 2.8vw, 34px); line-height: 1.3; letter-spacing: -0.012em; max-width: 880px; text-wrap: balance; }
.duet .d-old { color: var(--ink-3); }
.duet .d-new { color: var(--machine); }
@media (max-width: 720px) { .section-head h2.duet br { display: none; } .duet .d-new { display: block; margin-top: 0.5em; } }
.contrast { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 52px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.contrast .col { padding: 36px 38px; }
.contrast .col.old { background: var(--paper); border-right: 1px solid var(--line); }
.contrast .col.new { background: var(--machine-soft); }
.contrast .lbl { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 18px; }
.contrast .col.old .lbl { color: var(--ink-3); }
.contrast .col.new .lbl { color: var(--machine); }
.contrast .stand { margin: 0 0 22px; font-size: 15.5px; line-height: 1.55; color: var(--ink-2); text-wrap: pretty; }
.contrast .stand b { font-weight: 600; color: var(--ink); }
.contrast ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.contrast li { font-size: 16.5px; line-height: 1.45; color: var(--ink); display: flex; gap: 12px; }
.contrast li .m { font-family: var(--mono); font-size: 12px; color: var(--ink-3); padding-top: 3px; }
.contrast .col.old li { color: var(--ink-2); }

/* ===== expanded surfaces ===== */
.surface-detail {
  display: grid; grid-template-columns: 56px 1fr 1.15fr; gap: 36px; align-items: start;
  padding: 44px 0; border-top: 1px solid var(--line);
}
.surface-detail:last-child { border-bottom: 1px solid var(--line); }
.surface-detail .idx { font-family: var(--mono); font-size: 14px; color: var(--machine); padding-top: 9px; }
.surface-detail h3 { font-size: 30px; letter-spacing: -0.01em; }
.surface-detail .promise { font-size: 16.5px; line-height: 1.55; color: var(--ink-2); margin: 14px 0 0; }
.exchange { background: var(--paper-2); border: 1px solid var(--line); border-radius: 10px; padding: 22px 24px; }
.exchange .turn + .turn { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.exchange .who { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 7px; }
.exchange .turn.ask .who { color: var(--ink-3); }
.exchange .turn.ans .who { color: var(--machine); }
.exchange .msg { font-size: 16px; line-height: 1.5; color: var(--ink); }
.exchange .turn.ask .msg { font-style: italic; color: var(--ink-2); }
.exchange .turn.ans .msg { font-family: var(--serif); font-size: 18px; }

/* ===== polymorphic explorer ===== */
.poly { background: var(--ink); color: var(--paper); }
.poly .eyebrow { color: oklch(0.72 0.08 252); }
.poly .section-head h2 { color: var(--paper); }
.poly .section-head p { color: oklch(0.82 0.012 84); }
.poly-call {
  font-family: var(--mono); font-size: 15px; margin: 36px 0 8px; color: oklch(0.82 0.012 84);
  background: oklch(0.21 0.012 64); border: 1px solid rgba(255,255,255,0.1); border-radius: 8px;
  padding: 16px 20px;
}
.poly-call .fn { color: var(--paper); }
.poly-call .arg { color: oklch(0.74 0.08 252); }
.poly-grid { display: grid; grid-template-columns: 300px 1fr; gap: 28px; margin-top: 28px; align-items: start; }
.poly-types { display: grid; gap: 4px; }
.poly-type {
  text-align: left; width: 100%; background: transparent; border: none; cursor: pointer;
  font-family: var(--mono); font-size: 13.5px; color: oklch(0.7 0.012 84);
  padding: 11px 14px; border-radius: 7px; border: 1px solid transparent;
  display: flex; justify-content: space-between; align-items: center; gap: 10px; transition: background .14s ease, color .14s ease;
}
.poly-type:hover { background: rgba(255,255,255,0.04); color: var(--paper); }
.poly-type.active { background: oklch(0.555 0.072 252 / 0.16); border-color: oklch(0.555 0.072 252 / 0.5); color: var(--paper); }
.poly-type .role-mini { font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase; color: oklch(0.6 0.05 252); }
.poly-panel {
  background: oklch(0.21 0.012 64); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px;
  padding: 34px 36px; min-height: 340px;
}
.poly-panel .role { display: inline-block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: oklch(0.74 0.08 252); background: oklch(0.555 0.072 252 / 0.16); padding: 5px 12px; border-radius: 20px; }
.poly-panel .title { font-family: var(--serif); font-size: 27px; color: var(--paper); margin: 18px 0 14px; letter-spacing: -0.01em; }
.poly-panel .emph { font-size: 16.5px; line-height: 1.6; color: oklch(0.84 0.012 84); max-width: 60ch; }
.poly-panel .ex { margin-top: 26px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1); }
.poly-panel .ex .who { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 7px; }
.poly-panel .ex .ask .who { color: oklch(0.6 0.012 84); }
.poly-panel .ex .ans .who { color: oklch(0.74 0.08 252); }
.poly-panel .ex .ask .msg { font-style: italic; color: oklch(0.78 0.012 84); font-size: 16px; }
.poly-panel .ex .ans { margin-top: 16px; }
.poly-panel .ex .ans .msg { font-family: var(--serif); font-size: 19px; color: var(--paper); line-height: 1.45; }

/* ===== families flow ===== */
.families { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 52px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.family { padding: 30px 26px; background: var(--paper); position: relative; }
.family + .family { border-left: 1px solid var(--line); }
.family .step { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: var(--machine); margin-bottom: 14px; }
.family h4 { font-family: var(--serif); font-size: 22px; margin: 0 0 10px; letter-spacing: -0.01em; }
.family .q { font-size: 15px; line-height: 1.45; color: var(--ink-2); font-style: italic; margin-bottom: 18px; min-height: 64px; }
.family .objs { display: flex; flex-wrap: wrap; gap: 7px; }
.family .obj { font-family: var(--mono); font-size: 11.5px; color: var(--ink-2); background: var(--paper-3); border-radius: 5px; padding: 4px 9px; }
.family .arrow { position: absolute; right: -9px; top: 38px; z-index: 2; width: 18px; height: 18px; color: var(--line-2); }

/* ===== resolver ===== */
.resolver { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.resolver-board { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 52px; }
.lane { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 20px 18px; }
.lane .lane-head { display: flex; align-items: center; gap: 9px; margin-bottom: 6px; }
.lane .status { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.lane .lane-title { font-family: var(--sans); font-weight: 600; font-size: 15px; }
.lane .lane-sub { font-size: 13px; color: var(--ink-3); margin-bottom: 16px; }
.lane .item { font-size: 14px; line-height: 1.4; color: var(--ink); padding: 11px 0; border-top: 1px solid var(--line); }
.lane .item:first-of-type { border-top: none; }
.lane.resolved .status { background: var(--machine); }
.lane.open .status { background: var(--human); }
.lane.contested .status { background: oklch(0.6 0.2 25); }   /* brand-ish red = attention */
.lane.stale .status { background: var(--ink-3); }
.guidance { margin-top: 22px; }

/* ===== agent types grid ===== */
.agents-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 52px; }
.agent-card { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 24px 22px; transition: border-color .15s ease, transform .15s ease; }
.agent-card:hover { border-color: var(--machine); transform: translateY(-2px); }
.agent-card .tag { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--machine); margin-bottom: 10px; }
.agent-card h4 { font-family: var(--serif); font-size: 21px; margin: 0 0 9px; letter-spacing: -0.01em; }
.agent-card p { font-size: 14.5px; line-height: 1.5; color: var(--ink-2); margin: 0; }

/* ===== 6 behaviors ===== */
.behaviors { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 52px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.behavior { padding: 30px 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.behavior .num { font-family: var(--mono); font-size: 13px; color: var(--machine); margin-bottom: 14px; }
.behavior h4 { font-size: 21px; letter-spacing: -0.01em; margin: 0 0 9px; }
.behavior p { font-size: 14.5px; line-height: 1.5; color: var(--ink-2); margin: 0; }

/* ===== responsive ===== */
@media (max-width: 920px) {
  .m-hero .grid { grid-template-columns: 1fr; gap: 40px; }
  .poly-grid { grid-template-columns: 1fr; }
  .poly-types { grid-template-columns: 1fr 1fr; }
  .families, .resolver-board, .agents-grid { grid-template-columns: 1fr 1fr; }
  .family .arrow { display: none; }
  .behaviors { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .contrast, .surface-detail, .families, .resolver-board, .agents-grid, .behaviors, .poly-types { grid-template-columns: 1fr; }
  .contrast .col.old, .family + .family, .behavior { border-right: none; }
  .surface-detail { gap: 14px 0; padding: 32px 0; }
  .m-hero { padding: 100px 0 64px; }
}

/* ===== wide section-head (full-width headline) ===== */
.section-head.wide { max-width: none; }
.section-head.wide p { max-width: 720px; }
.section-head.wide-p p { max-width: none; }

/* ===== retrieval-vs-meaning closing line ===== */
.contrast-note { margin: 26px 0 0; font-family: var(--serif); font-size: clamp(17px, 1.6vw, 20px); font-style: italic; line-height: 1.5; color: var(--ink-2); max-width: 72ch; text-wrap: pretty; }

/* ===== meaning-object schema grid ===== */
.mobjects { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 52px; }
.mobj { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 18px 18px 20px; transition: border-color .15s ease, transform .15s ease; }
.mobj:hover { border-color: var(--machine); transform: translateY(-2px); }
.mobj .on { font-family: var(--serif); font-size: 18px; letter-spacing: -0.01em; color: var(--ink); }
.mobj .og { font-size: 13.5px; line-height: 1.45; color: var(--ink-2); margin-top: 7px; }
@media (max-width: 920px) { .mobjects { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .mobjects { grid-template-columns: 1fr; } }