/* =========================================================
   ELEVTIR — THE DEMAND CONTROL PLANE
   Editorial / architectural / command-interface system.
   Motif: orchestration spine + signal field on a plan surface.
   Shared across every page.
   ========================================================= */

:root{
  --paper:   #ECEAE2;   /* bone plan surface */
  --paper-2: #E4E1D7;   /* recessed panel */
  --ink:     #15171C;   /* near-black */
  --ink-2:   #45474E;   /* secondary */
  --ink-3:   #84857F;   /* faint annotation */
  --line:    rgba(21,23,28,0.16);
  --line-2:  rgba(21,23,28,0.08);
  --signal:  #2440E6;   /* electric cobalt — used sparingly */
  --noir:    #0B0C10;   /* inverted plane */
  --bone:    #ECEAE2;

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:  ui-monospace, "SF Mono", "SFMono-Regular", "Menlo", monospace;

  --gutter: clamp(20px, 4.5vw, 72px);
  --rail: clamp(40px, 5vw, 76px);
  --maxw: 1360px;
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ font-size:16px; -webkit-font-smoothing:antialiased; scroll-behavior:smooth; }
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.5;
  overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
::selection{ background:var(--signal); color:var(--bone); }
:where(a,button,input,textarea,select,summary,[tabindex]):focus-visible{
  outline:2px solid var(--signal); outline-offset:3px;
}

.wrap{ max-width:var(--maxw); margin:0 auto; padding-inline:var(--gutter); }

/* faint plan grid across the whole surface */
.plan-bg{
  position:fixed; inset:0; z-index:0; pointer-events:none;
  background-image:
    linear-gradient(var(--line-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image:linear-gradient(180deg, transparent, #000 12%, #000 88%, transparent);
          mask-image:linear-gradient(180deg, transparent, #000 12%, #000 88%, transparent);
}
main{ position:relative; z-index:1; }

/* ── Mono coordinate label (the repeated annotation grammar) ── */
.coord{
  font-family:var(--mono);
  font-size:11px; font-weight:500;
  letter-spacing:0.22em; text-transform:uppercase;
  color:var(--ink-3);
}
.coord b{ color:var(--ink); font-weight:600; }
.coord--sig{ color:var(--signal); }

/* ════════════════════ HEADER ════════════════════ */
.top{
  position:sticky; top:0; z-index:50;
  background:color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter:blur(8px); -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.top__row{
  display:flex; align-items:center; gap:60px;
  height:60px;
}
.brand{ display:flex; align-items:baseline; gap:10px; font-weight:600; letter-spacing:-0.02em; font-size:17px; }
.brand i{ width:7px; height:7px; background:var(--signal); display:inline-block; transform:translateY(-1px); }
.nav{ display:flex; align-items:center; gap:60px; margin-left:auto; }
.nav a.coord{ transition:color .2s; }
.nav a.coord:hover{ color:var(--ink); }
.nav a.coord[aria-current="page"]{ color:var(--ink); }
.top__cta{
  font-family:var(--mono); font-size:11px; letter-spacing:0.14em; text-transform:uppercase;
  border:1px solid var(--ink); padding:9px 16px; transition:.2s;
  margin-left:60px;
}
.top__cta:hover{ background:var(--ink); color:var(--paper); }
.burger{ display:none; flex-direction:column; gap:5px; padding:8px; cursor:pointer; }
.burger span{ width:22px; height:1.5px; background:var(--ink); display:block; }

/* mobile drawer */
.drawer{ position:fixed; inset:0; z-index:90; background:var(--noir); color:var(--bone);
  display:none; flex-direction:column; justify-content:center; gap:6px; padding:var(--gutter); }
.drawer.open{ display:flex; }
.drawer a{ font-family:var(--serif); font-size:clamp(34px,9vw,56px); font-weight:300; }
.drawer .coord{ color:rgba(255,255,255,.5); margin-bottom:24px; }
.drawer__x{ position:absolute; top:18px; right:var(--gutter); font-size:26px; background:none; border:none; color:var(--bone); cursor:pointer; }

/* ════════════════════ SCENE SCAFFOLD ════════════════════ */
.scene{ position:relative; }
.scene--recessed{ background:var(--paper-2); }
/* the orchestration spine: a vertical rail with an index node */
.scene__rail{
  position:absolute; top:0; bottom:0; left:var(--gutter); width:var(--rail);
  pointer-events:none;
}
.scene__rail::before{
  content:""; position:absolute; left:0; top:0; bottom:0; width:1px; background:var(--line);
}
.scene__idx{
  position:absolute; left:-1px; top:0;
  writing-mode:vertical-rl;
  font-family:var(--mono); font-size:11px; letter-spacing:0.3em; text-transform:uppercase;
  color:var(--ink-3); padding:14px 0 0 9px;
}
.scene__idx b{ color:var(--signal); }
.scene__body{ padding-left:calc(var(--rail) + clamp(16px,3vw,48px)); }

/* anchors */
.anchor{
  font-family:var(--serif); font-weight:300;
  letter-spacing:-0.015em; line-height:0.96;
  font-size:clamp(52px, 9.2vw, 138px);
}
.anchor em{ font-style:italic; }
.anchor .sig{ color:var(--signal); }

/* buttons */
.cta{
  font-family:var(--mono); font-size:12px; letter-spacing:0.14em; text-transform:uppercase;
  background:var(--ink); color:var(--paper); padding:14px 22px; transition:.2s;
  display:inline-flex; gap:12px; align-items:center; border:1px solid var(--ink); cursor:pointer;
}
.cta:hover{ background:var(--signal); border-color:var(--signal); }
.cta svg{ width:14px; height:14px; }
.cta[disabled]{ opacity:.6; cursor:default; }
.link{
  font-family:var(--mono); font-size:12px; letter-spacing:0.14em; text-transform:uppercase;
  border-bottom:1px solid var(--line); padding-bottom:3px; transition:.2s; display:inline-block;
}
.link:hover{ border-color:var(--ink); }

/* ════════════════════ HOMEPAGE — OPENING ════════════════════ */
.open{ padding-top:clamp(48px,9vh,120px); padding-bottom:clamp(40px,6vh,80px); }
.open__grid{
  display:grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  gap:clamp(24px,4vw,64px);
  align-items:end;
}
.open__kicker{ display:flex; gap:18px; margin-bottom:clamp(20px,4vh,44px); }
.open h1{ margin-bottom:28px; }
.open__sub{
  max-width:34ch; font-size:clamp(15px,1.15vw,17px); line-height:1.55; color:var(--ink-2);
  margin-bottom:34px;
}
.open__actions{ display:flex; align-items:center; gap:22px; flex-wrap:wrap; }

/* signal-field diagram */
.field{ width:100%; max-width:520px; }
.field svg{ width:100%; height:auto; display:block; overflow:hidden; }
.field .grid-l{ stroke:var(--line); stroke-width:1; }
.field .axis{ stroke:var(--ink); stroke-width:1.4; }
.field .sig-l{ stroke:var(--signal); stroke-width:1.4; fill:none; stroke-dasharray:4 6; }
.field .sig-l.route{ stroke-dasharray:520; stroke-dashoffset:520; animation:route 1.5s cubic-bezier(.4,0,.1,1) forwards; }
.field .sig-l.r2{ animation-delay:.18s; }
.field .sig-l.r3{ animation-delay:.36s; }
@keyframes route{ to{ stroke-dashoffset:0; } }
.field .node{ fill:var(--signal); }
.field .src{ fill:none; stroke:var(--ink); stroke-width:1.2; }
.field text{ font-family:var(--mono); fill:var(--ink-2); letter-spacing:0.04em; }
.field text.v{ fill:var(--ink); font-weight:600; letter-spacing:0; }
.field text.k{ fill:var(--ink-3); letter-spacing:0.12em; }

/* baseline ledger under hero */
.baseline{
  margin-top:clamp(40px,7vh,84px);
  border-top:1px solid var(--ink);
  display:flex; flex-wrap:wrap; gap:8px 40px; padding-top:14px;
}
.baseline .coord{ display:flex; gap:10px; }

/* ════════════════════ DEPLOYED-WITH LEDGER ════════════════════ */
.deployed{ border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.deployed__row{
  display:flex; align-items:center; gap:clamp(20px,4vw,56px);
  padding-block:18px; flex-wrap:wrap;
}
.deployed__row .coord{ flex-shrink:0; }
/* TODO: replace text marks with real client SVG logos */
.deployed__marquee{
  flex:1 1 320px; min-width:0; overflow:hidden;
  display:flex; width:max-content; max-width:100%;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);
}
.deployed__track{
  display:flex; align-items:center; gap:32px; padding-right:32px;
  flex-shrink:0; white-space:nowrap;
  animation:mk-scroll 34s linear infinite;
  will-change:transform;
}
.deployed__marquee:hover .deployed__track{ animation-play-state:paused; }
@keyframes mk-scroll{ from{ transform:translateX(0); } to{ transform:translateX(-100%); } }
.mk{ font-size:15px; color:var(--ink-2); letter-spacing:-0.01em; }
.mk--s{ font-family:var(--serif); font-style:italic; font-size:18px; }
@media (prefers-reduced-motion:reduce){
  .deployed__track{ animation:none; }
  .deployed__marquee{ overflow-x:auto; -webkit-mask-image:none; mask-image:none; }
  .deployed__track[aria-hidden="true"]{ display:none; }
}

/* ════════════════════ EVIDENCE (inverted plane) ════════════════════ */
.evi{ background:var(--noir); color:var(--bone); }
.evi .scene__rail::before{ background:rgba(255,255,255,.16); }
.evi .scene__idx{ color:rgba(255,255,255,.4); }
.evi .scene__idx b{ color:var(--signal); }
.evi__grid{
  display:grid; grid-template-columns: minmax(0,1fr) minmax(0,0.92fr);
  gap:clamp(28px,5vw,72px); align-items:center;
  padding-block:clamp(72px,12vh,150px);
}
.evi__num{
  font-family:var(--serif); font-weight:300; letter-spacing:-0.03em; line-height:0.82;
  font-size:clamp(72px,12vw,180px);
}
.evi__num span{ color:var(--signal); }
.evi__cap{ font-family:var(--mono); font-size:11px; letter-spacing:0.2em; text-transform:uppercase; color:rgba(255,255,255,.5); margin-top:18px; }
.evi__ledger{ border-top:1px solid rgba(255,255,255,.2); }
.evi__line{
  display:flex; align-items:baseline; justify-content:space-between; gap:18px;
  padding-block:18px; border-bottom:1px solid rgba(255,255,255,.12);
}
.evi__line b{ font-family:var(--serif); font-weight:300; font-size:clamp(28px,3.4vw,44px); line-height:1; }
.evi__line span{ font-family:var(--mono); font-size:10.5px; letter-spacing:0.18em; text-transform:uppercase; color:rgba(255,255,255,.55); text-align:right; max-width:14ch; }

/* ════════════════════ METHOD / SPINE LEDGER (reusable rows) ════════════════════ */
.method{ padding-block:clamp(80px,13vh,170px); }
.method__head{ display:grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap:24px; align-items:end; margin-bottom:clamp(40px,7vh,80px); }
.method__head h2{ font-family:var(--serif); font-weight:300; letter-spacing:-0.02em; line-height:0.98; font-size:clamp(40px,6vw,96px); }
.method__head p{ max-width:38ch; color:var(--ink-2); font-size:15px; line-height:1.55; }
.mrow{
  display:grid;
  grid-template-columns: clamp(64px,9vw,140px) minmax(0,1fr) minmax(0,1.1fr) auto;
  gap:clamp(16px,3vw,48px);
  align-items:baseline;
  padding-block:clamp(26px,4vh,44px);
  border-top:1px solid var(--ink);
  position:relative;
}
.mrow:last-child{ border-bottom:1px solid var(--ink); }
.mrow__n{ font-family:var(--serif); font-weight:300; font-size:clamp(40px,5vw,76px); line-height:0.8; }
.mrow__t{ font-family:var(--serif); font-weight:400; font-size:clamp(24px,2.6vw,40px); letter-spacing:-0.01em; line-height:1; }
.mrow__d{ color:var(--ink-2); font-size:14.5px; line-height:1.5; }
.mrow__d small{ display:block; margin-top:10px; font-family:var(--mono); font-size:10.5px; letter-spacing:0.16em; text-transform:uppercase; color:var(--ink-3); }
.mrow__c{ font-family:var(--mono); font-size:11px; letter-spacing:0.14em; color:var(--ink-3); white-space:nowrap; }
.mrow::after{ content:""; position:absolute; left:0; top:-1px; width:0; height:2px; background:var(--signal); transition:width .5s cubic-bezier(.4,0,.1,1); }
.mrow:hover::after{ width:clamp(64px,9vw,140px); }

/* ════════════════════ PROOF (feature + ledger rows) ════════════════════ */
.proof{ padding-block:clamp(70px,11vh,150px); border-top:1px solid var(--line); }
.proof__head{ display:flex; justify-content:space-between; align-items:baseline; flex-wrap:wrap; gap:18px; margin-bottom:clamp(36px,6vh,72px); }
.proof__head h2{ font-family:var(--serif); font-weight:300; font-size:clamp(36px,5.4vw,84px); letter-spacing:-0.02em; line-height:0.96; }

.feature{
  display:grid; grid-template-columns: minmax(0,0.9fr) minmax(0,1.1fr);
  gap:clamp(28px,5vw,80px); align-items:center;
  padding-bottom:clamp(40px,6vh,72px); margin-bottom:clamp(36px,5vh,56px);
  border-bottom:1px solid var(--ink);
}
.feature__big{ font-family:var(--serif); font-weight:300; font-size:clamp(120px,20vw,280px); line-height:0.8; letter-spacing:-0.03em; }
.feature__big small{ display:block; font-family:var(--mono); font-size:12px; letter-spacing:0.2em; text-transform:uppercase; color:var(--ink-3); margin-top:18px; }
.feature__tag{ margin-bottom:18px; }
.feature__t{ font-family:var(--serif); font-weight:400; font-size:clamp(22px,2.4vw,32px); line-height:1.12; letter-spacing:-0.01em; margin-bottom:18px; max-width:24ch; }
.feature q{ display:block; color:var(--ink-2); font-size:15.5px; line-height:1.6; quotes:"\201C" "\201D"; }
.feature cite{ display:block; margin-top:14px; font-family:var(--mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--ink-3); font-style:normal; }

.prow{
  display:grid; grid-template-columns: clamp(96px,12vw,170px) minmax(0,0.9fr) minmax(0,1.2fr);
  gap:clamp(16px,3vw,48px); align-items:baseline;
  padding-block:clamp(22px,3.4vh,34px); border-bottom:1px solid var(--line);
}
.prow__n{ font-family:var(--serif); font-weight:300; font-size:clamp(34px,3.8vw,56px); line-height:0.85; }
.prow__n span{ color:var(--signal); }
.prow__l{ font-size:14px; color:var(--ink-2); line-height:1.4; }
.prow__l .coord{ display:block; margin-bottom:6px; }
.prow q{ color:var(--ink-2); font-size:14px; line-height:1.55; quotes:none; }
.prow q::before, .prow q::after{ content:none; }
.prow cite{ display:block; margin-top:8px; font-family:var(--mono); font-size:10.5px; letter-spacing:0.12em; text-transform:uppercase; color:var(--ink-3); font-style:normal; }
.proof__more{ margin-top:clamp(32px,5vh,52px); }

/* ════════════════════ CLOSE (inverted) ════════════════════ */
.close{ background:var(--noir); color:var(--bone); }
.close .scene__rail::before{ background:rgba(255,255,255,.16); }
.close .scene__idx{ color:rgba(255,255,255,.4); }
.close .scene__idx b{ color:var(--signal); }
.close__body{ padding-block:clamp(80px,14vh,180px); }
.close__kicker{ color:rgba(255,255,255,.5); margin-bottom:clamp(24px,4vh,40px); display:inline-block; }
.close h2{ font-family:var(--serif); font-weight:300; font-size:clamp(52px,9vw,150px); line-height:0.94; letter-spacing:-0.02em; margin-bottom:34px; }
.close h2 .sig{ color:var(--signal); }
.close__sub{ max-width:40ch; color:rgba(255,255,255,.66); font-size:16px; line-height:1.55; margin-bottom:40px; }
.close .cta{ background:var(--bone); color:var(--noir); border-color:var(--bone); }
.close .cta:hover{ background:var(--signal); color:var(--bone); border-color:var(--signal); }
.close .link{ color:var(--bone); border-color:rgba(255,255,255,.3); }
.close .link:hover{ border-color:var(--bone); }
.close__guards{ margin-top:clamp(56px,9vh,96px); border-top:1px solid rgba(255,255,255,.2); }
.gline{
  display:grid; grid-template-columns: clamp(120px,16vw,220px) minmax(0,1fr) auto;
  gap:clamp(16px,3vw,40px); align-items:baseline;
  padding-block:24px; border-bottom:1px solid rgba(255,255,255,.12);
}
.gline .coord{ color:var(--signal); }
.gline b{ font-family:var(--serif); font-weight:400; font-size:clamp(18px,2vw,24px); }
.gline span{ font-family:var(--mono); font-size:10px; letter-spacing:0.16em; text-transform:uppercase; color:rgba(255,255,255,.45); white-space:nowrap; }

/* ════════════════════ FOOTER ════════════════════ */
.foot{ background:var(--noir); color:var(--bone); padding-block:40px; position:relative; z-index:1; }
.foot__row{ display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap; }
.foot .brand{ color:var(--bone); }
.foot__links{ display:flex; gap:26px; flex-wrap:wrap; }
.foot__links a{ color:rgba(255,255,255,.6); }
.foot__links a:hover{ color:var(--bone); }
.foot__c{ font-family:var(--mono); font-size:11px; letter-spacing:0.14em; color:rgba(255,255,255,.4); text-transform:uppercase; }

/* ════════════════════════════════════════════════════════
   SUBPAGE COMPONENTS
   ════════════════════════════════════════════════════════ */

/* page opening (subpage hero) */
.pagehead{ padding-top:clamp(48px,9vh,116px); padding-bottom:clamp(40px,6vh,72px); }
.pagehead__kicker{ display:flex; gap:18px; flex-wrap:wrap; margin-bottom:clamp(20px,4vh,40px); }
.pagehead h1{ margin-bottom:26px; }
.pagehead__actions{ display:flex; gap:22px; align-items:center; flex-wrap:wrap; margin-top:34px; }
.lead{ max-width:46ch; font-size:clamp(16px,1.35vw,19px); line-height:1.5; color:var(--ink-2); }

/* section heading block */
.shead{ max-width:760px; margin-bottom:clamp(40px,7vh,72px); }
.shead .coord{ display:block; margin-bottom:18px; }
.shead h2{ font-family:var(--serif); font-weight:300; font-size:clamp(34px,5.2vw,76px); line-height:0.98; letter-spacing:-0.02em; }
.shead p{ margin-top:18px; max-width:46ch; color:var(--ink-2); font-size:16px; line-height:1.55; }

/* generic section padding */
.sec{ padding-block:clamp(64px,11vh,150px); }
.sec--tight{ padding-block:clamp(48px,7vh,90px); }

/* two-column editorial split */
.split{ display:grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap:clamp(28px,5vw,80px); align-items:start; }
.split--wide-l{ grid-template-columns: minmax(0,1.15fr) minmax(0,0.85fr); }
.measure{ max-width:60ch; }
.prose p{ color:var(--ink-2); font-size:clamp(15px,1.2vw,17px); line-height:1.65; }
.prose p + p{ margin-top:18px; }

/* spec ledger list (deliverables / inclusions) */
.spec{ list-style:none; border-top:1px solid var(--ink); }
.spec li{ display:flex; gap:14px; align-items:baseline; padding-block:12px; border-bottom:1px solid var(--line-2); font-size:14.5px; color:var(--ink-2); line-height:1.45; }
.spec li::before{ content:"→"; color:var(--signal); flex-shrink:0; font-family:var(--mono); }
.spec--neg{ border-top-color:var(--line); }
.spec--neg li::before{ content:"✕"; color:var(--ink-3); }
.spec--neg li{ color:var(--ink-3); }

/* outcome / aside note panel */
.note{ border:1px solid var(--line); padding:clamp(24px,3vw,40px); }
.note .coord{ display:block; margin-bottom:14px; }
.note p{ font-family:var(--serif); font-weight:400; font-size:clamp(18px,1.8vw,24px); line-height:1.3; color:var(--ink); }
.note--noir{ background:var(--noir); color:var(--bone); border-color:var(--noir); }
.note--noir p{ color:var(--bone); }
.note--noir .coord{ color:var(--signal); }

/* compact stat tiles inline ledger */
.tiles{ display:grid; grid-template-columns:repeat(auto-fit,minmax(120px,1fr)); border-top:1px solid var(--ink); }
.tile{ border-left:1px solid var(--line); padding:clamp(18px,2vw,28px) clamp(14px,1.4vw,22px); }
.tile:first-child{ border-left:none; }
.tile b{ display:block; font-family:var(--serif); font-weight:300; font-size:clamp(34px,4vw,52px); line-height:0.9; letter-spacing:-0.02em; }
.tile span{ font-family:var(--mono); font-size:10.5px; letter-spacing:0.12em; text-transform:uppercase; color:var(--ink-3); display:block; margin-top:10px; }

/* testimonial voices */
.voices{ display:grid; grid-template-columns:repeat(3,1fr); border-top:1px solid var(--ink); }
.voice{ border-left:1px solid var(--line); padding:clamp(24px,2.4vw,38px); }
.voice:first-child{ border-left:none; }
.voice q{ font-family:var(--serif); font-weight:400; font-size:clamp(17px,1.5vw,21px); line-height:1.42; color:var(--ink); quotes:"\201C" "\201D"; display:block; }
.voice cite{ display:block; margin-top:18px; font-family:var(--mono); font-size:10.5px; letter-spacing:0.12em; text-transform:uppercase; color:var(--ink-3); font-style:normal; }

/* ════════════════════ PRICING MATRIX ════════════════════ */
.plans{ display:grid; grid-template-columns: repeat(3,1fr); border-top:1px solid var(--ink); }
.plan{ border-left:1px solid var(--line); padding:clamp(28px,2.6vw,44px) clamp(20px,2vw,34px) clamp(28px,2.6vw,40px); display:flex; flex-direction:column; }
.plan:first-child{ border-left:none; }
.plan--feature{ background:var(--noir); color:var(--bone); }
.plan--feature .coord{ color:var(--signal); }
.plan__tier{ display:flex; justify-content:space-between; align-items:baseline; gap:10px; margin-bottom:22px; }
.plan__price{ font-family:var(--serif); font-weight:300; font-size:clamp(40px,4.4vw,60px); line-height:0.9; letter-spacing:-0.03em; }
.plan__per{ font-family:var(--mono); font-size:11px; letter-spacing:0.1em; color:var(--ink-3); }
.plan--feature .plan__per{ color:rgba(255,255,255,.5); }
.plan__desc{ font-size:13.5px; line-height:1.55; color:var(--ink-2); margin:14px 0 18px; min-height:3em; }
.plan--feature .plan__desc{ color:rgba(255,255,255,.62); }
.plan__spend{ font-family:var(--mono); font-size:10.5px; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-3); border:1px solid var(--line); padding:6px 12px; align-self:flex-start; margin-bottom:24px; }
.plan--feature .plan__spend{ border-color:rgba(255,255,255,.2); color:rgba(255,255,255,.5); }
.plan__list{ list-style:none; border-top:1px solid var(--line); margin-bottom:28px; flex:1; }
.plan--feature .plan__list{ border-top-color:rgba(255,255,255,.2); }
.plan__list li{ display:flex; gap:12px; align-items:baseline; padding-block:10px; border-bottom:1px solid var(--line-2); font-size:13px; line-height:1.45; color:var(--ink-2); }
.plan--feature .plan__list li{ border-bottom-color:rgba(255,255,255,.1); color:rgba(255,255,255,.7); }
.plan__list li::before{ content:"+"; color:var(--signal); flex-shrink:0; font-family:var(--mono); }
.plan__list li.no{ color:var(--ink-3); }
.plan__list li.no::before{ content:"–"; color:var(--ink-3); }
.plan--feature .plan__list li.no{ color:rgba(255,255,255,.35); }
.plan__list li b{ color:var(--ink); }
.plan--feature .plan__list li b{ color:var(--bone); }
.plan .cta{ justify-content:center; }
.plan--feature .cta{ background:var(--bone); color:var(--noir); border-color:var(--bone); }
.plan--feature .cta:hover{ background:var(--signal); color:var(--bone); border-color:var(--signal); }
.plan .cta--ghost{ background:transparent; color:var(--ink); }
.plan .cta--ghost:hover{ background:var(--ink); color:var(--paper); }

/* matrix table (comparison) */
.matrix-wrap{ overflow-x:auto; }
.matrix{ width:100%; border-collapse:collapse; min-width:680px; }
.matrix th{ text-align:left; font-family:var(--mono); font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--ink-3); font-weight:500; padding:16px 18px; border-bottom:1px solid var(--ink); }
.matrix th.col-f{ color:var(--ink); }
.matrix td{ padding:14px 18px; border-bottom:1px solid var(--line); font-size:13.5px; color:var(--ink-2); vertical-align:top; }
.matrix td:first-child{ color:var(--ink); }
.matrix tr:last-child td{ border-bottom:1px solid var(--ink); }
.matrix .col-f{ background:var(--paper-2); }
.matrix .yes{ color:var(--signal); font-weight:600; }
.matrix .no{ color:var(--ink-3); }

/* ════════════════════ FAQ (native details) ════════════════════ */
.qa{ border-bottom:1px solid var(--line); }
.qa:first-child{ border-top:1px solid var(--ink); }
.qa > summary{ list-style:none; cursor:pointer; display:flex; justify-content:space-between; align-items:baseline; gap:24px; padding:22px 0; font-family:var(--serif); font-weight:400; font-size:clamp(18px,2vw,25px); line-height:1.25; color:var(--ink); }
.qa > summary::-webkit-details-marker{ display:none; }
.qa > summary::after{ content:"+"; font-family:var(--mono); color:var(--signal); font-size:18px; flex-shrink:0; }
.qa[open] > summary::after{ content:"–"; }
.qa__a{ padding:0 0 24px; max-width:72ch; color:var(--ink-2); font-size:15px; line-height:1.65; }

/* ════════════════════ FORMS ════════════════════ */
.form{ display:block; }
.form-card{ background:var(--paper); border:1px solid var(--ink); padding:clamp(24px,3vw,40px); }
.fgroup{ margin-bottom:22px; }
.fgrid{ display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.flabel{ display:block; font-family:var(--mono); font-size:11px; letter-spacing:0.14em; text-transform:uppercase; color:var(--ink-3); margin-bottom:9px; }
.flabel .req{ color:var(--signal); }
.flabel .opt{ text-transform:none; letter-spacing:0; color:var(--ink-3); }
.inp{ width:100%; background:transparent; border:0; border-bottom:1px solid var(--ink); padding:11px 2px; font-family:var(--sans); font-size:16px; color:var(--ink); transition:border-color .2s; }
.inp::placeholder{ color:var(--ink-3); }
.inp:focus{ outline:none; border-color:var(--signal); }
textarea.inp{ resize:vertical; min-height:96px; line-height:1.5; }
.fnote{ font-family:var(--mono); font-size:10.5px; letter-spacing:0.06em; color:var(--ink-3); line-height:1.5; margin-top:14px; }
.fsuccess{ display:none; }
.fsuccess.on{ display:block; }
.form.off{ display:none; }
.fsuccess__t{ font-family:var(--serif); font-weight:400; font-size:clamp(24px,2.6vw,34px); margin-bottom:12px; }
.fsuccess__b{ color:var(--ink-2); font-size:15px; line-height:1.6; max-width:46ch; }

/* ── reveal (infrastructural: align in, no bounce) ── */
.rv{ opacity:0; transform:translateY(14px); transition:opacity .7s ease, transform .7s cubic-bezier(.4,0,.1,1); }
.rv.in{ opacity:1; transform:none; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .rv{ opacity:1; transform:none; transition:none; }
  .field .sig-l.route{ animation:none; stroke-dashoffset:0; stroke-dasharray:4 6; }
  *{ animation-duration:.001ms !important; transition-duration:.001ms !important; }
}

/* ════════════════════ RESPONSIVE ════════════════════ */
@media (max-width: 920px){
  .nav, .top__cta{ display:none; }
  .burger{ display:flex; margin-left:auto; }
  .scene__rail{ display:none; }
  .scene__body{ padding-left:0; }
  .open__grid{ grid-template-columns:1fr; align-items:start; gap:48px; }
  .field{ max-width:560px; }
  .evi__grid{ grid-template-columns:1fr; gap:40px; }
  .method__head{ grid-template-columns:1fr; gap:18px; }
  .mrow{ grid-template-columns: clamp(48px,12vw,90px) 1fr; row-gap:14px; }
  .mrow__d{ grid-column:1 / -1; }
  .mrow__c{ grid-column:1 / -1; }
  .feature{ grid-template-columns:1fr; gap:28px; }
  .prow{ grid-template-columns: clamp(80px,22vw,130px) 1fr; row-gap:12px; }
  .prow q{ grid-column:1 / -1; }
  .split, .split--wide-l{ grid-template-columns:1fr; gap:40px; }
  .voices{ grid-template-columns:1fr; }
  .voice{ border-left:none; border-top:1px solid var(--line); }
  .voice:first-child{ border-top:none; }
  .tiles{ grid-template-columns:repeat(2,1fr); }
  .matrix .col-f{ background:transparent; }
  .plans{ grid-template-columns:1fr; }
  .plan{ border-left:none; border-top:1px solid var(--line); }
  .plan:first-child{ border-top:none; }
}
@media (max-width: 560px){
  .baseline{ gap:8px 24px; }
  .deployed__track{ gap:18px; padding-right:18px; }
  .mk{ font-size:13px; } .mk--s{ font-size:15px; }
  .evi__cap{ letter-spacing:0.1em; }
  .gline{ grid-template-columns:1fr; row-gap:6px; }
  .gline span{ white-space:normal; }
  .fgrid{ grid-template-columns:1fr; gap:22px; }
  .prow{ grid-template-columns:1fr; row-gap:6px; align-items:start; }
  .prow__n{ font-size:clamp(28px,8vw,38px); line-height:1; }
}