/* ============================================================
   AI Hub — Landing Page styles
   Built on the zen8labs design system (colors_and_type.css)
   ============================================================ */

html { scroll-behavior: smooth; }
body {
  background: var(--z8-paper);
  color: var(--z8-gray-1);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; }

/* --- Layout primitives ------------------------------------- */
.wrap { width: min(1180px, 92vw); margin-inline: auto; }
.wrap-narrow { width: min(900px, 92vw); margin-inline: auto; }
section { position: relative; }
.pad { padding-block: clamp(72px, 9vw, 140px); }

.ground-green   { background: var(--z8-green);  color: #fff; }
.ground-deep    { background: var(--z8-green-deep); color: #fff; }
.ground-paper   { background: var(--z8-paper); }
.ground-gray    { background: var(--z8-gray-4); }

/* --- Eyebrow / slash titles -------------------------------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-caption);
  font-weight: var(--w-medium);
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--z8-yellow-2);
  display: inline-flex; align-items: center; gap: 8px;
}
.ground-green .eyebrow, .ground-deep .eyebrow, .fly-section .eyebrow, .hero .eyebrow { color: var(--z8-yellow); }
.eyebrow::before {
  content: ""; width: 24px; height: 1px; background: currentColor; opacity: .5;
}
.slash::before { content: '/'; color: var(--z8-yellow); margin-right: 0.06em; }

.section-head { max-width: 760px; }
.section-head .eyebrow { margin-bottom: 20px; }
.section-head h2 {
  font-family: var(--font-display);
  font-weight: var(--w-black);
  font-size: clamp(30px, 4vw, var(--t-display-m));
  line-height: var(--lh-tight);
  letter-spacing: var(--tr-tight);
  margin: 0;
  text-wrap: balance;
}
.section-head p {
  font-family: var(--font-sans);
  font-size: var(--t-body-l);
  line-height: var(--lh-normal);
  color: var(--z8-gray-2);
  margin: 22px 0 0;
  max-width: 620px;
}
.ground-green .section-head p, .ground-deep .section-head p, .fly-section .section-head p { color: var(--on-dark-2); }

/* --- Buttons (extend system) ------------------------------- */
.btn {
  font-family: var(--font-sans); font-weight: var(--w-semibold);
  font-size: var(--t-body-s); letter-spacing: 0.01em;
  padding: 14px 22px; border-radius: var(--r-md); border: 0; cursor: pointer;
  display: inline-flex; align-items: center; gap: 9px;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-accent { background: var(--z8-yellow); color: var(--z8-green); box-shadow: 0 6px 20px rgba(255,172,37,.28); }
.btn-accent:hover { background: var(--z8-yellow-2); box-shadow: 0 10px 28px rgba(255,172,37,.36); }
.btn-primary { background: var(--z8-green); color: #fff; }
.btn-primary:hover { background: var(--z8-green-2); }
.btn-ghost { background: transparent; color: var(--z8-green); border: 1px solid rgba(0,68,17,.32); }
.btn-ghost:hover { border-color: var(--z8-green); background: rgba(0,68,17,.04); }
.btn-ghost.on-dark { color: #fff; border-color: var(--bd-dark-2); }
.btn-ghost.on-dark:hover { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.55); }
.btn .arrow { transition: transform .18s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* --- Nav ---------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .25s ease, border-color .25s ease, backdrop-filter .25s ease;
  border-bottom: 1px solid transparent;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav .logo { height: 26px; }
.nav .logo svg { height: 100%; width: auto; }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  font-family: var(--font-sans); font-size: var(--t-body-s); font-weight: var(--w-medium);
  color: rgba(255,255,255,.72); transition: color .15s ease;
}
.nav-links a:hover { color: #fff; }
.nav.scrolled {
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(18px);
  border-bottom-color: var(--z8-gray-4);
}
.nav.scrolled .nav-links a { color: var(--z8-gray-2); }
.nav.scrolled .nav-links a:hover { color: var(--z8-green); }
.nav .nav-cta { margin-left: 8px; }
@media (max-width: 860px) { .nav-links .nav-link { display: none; } }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background:
    radial-gradient(120% 90% at 85% 0%, rgba(255,172,37,.14), transparent 55%),
    radial-gradient(90% 70% at 0% 100%, rgba(0,89,26,.55), transparent 60%),
    var(--z8-green);
  color: #fff; overflow: hidden;
  padding-top: 140px; padding-bottom: clamp(72px, 8vw, 120px);
}
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.hero h1 {
  font-family: var(--font-display); font-weight: var(--w-black);
  font-size: clamp(40px, 5.6vw, 78px); line-height: 1.02; letter-spacing: -0.03em;
  margin: 22px 0 0; text-wrap: balance;
}
.hero h1 .hl { color: var(--z8-yellow); }
.hero .sub {
  font-family: var(--font-sans); font-size: clamp(16px, 1.4vw, 19px);
  line-height: var(--lh-normal); color: var(--on-dark-2); margin: 26px 0 0; max-width: 540px;
}
.hero .cta-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.hero .hero-meta {
  display: flex; flex-wrap: wrap; gap: 8px 26px; margin-top: 40px;
  padding-top: 26px; border-top: 1px solid rgba(255,255,255,.14);
}
.hero .hero-meta .m {
  font-family: var(--font-mono); font-size: 12px; color: var(--on-dark-3);
  display: inline-flex; align-items: center; gap: 8px;
}
.hero .hero-meta .m b { color: var(--on-dark-1); font-weight: var(--w-medium); }
.hero .hero-meta .m::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--z8-yellow); }

/* --- Flywheel (hero + section share base) ------------------ */
.flywheel-wrap { display: grid; place-items: center; }
.flywheel {
  --size: min(440px, 78vw);
  width: var(--size); height: var(--size); position: relative;
}
.flywheel .ring-rot { position: absolute; inset: 0; animation: spin 44s linear infinite; }
@media (prefers-reduced-motion: reduce) { .flywheel .ring-rot { animation: none; } }
@keyframes spin { to { transform: rotate(360deg); } }
.flywheel .orbit {
  position: absolute; inset: 15%; border-radius: 50%;
  border: 1px dashed rgba(255,255,255,.22);
}
.flywheel .arrowhead { position: absolute; color: var(--z8-yellow); }
.flywheel .hub {
  position: absolute; inset: 27%; border-radius: 50%;
  background: radial-gradient(circle at 50% 35%, rgba(255,172,37,.16), rgba(0,44,11,.6));
  border: 1px solid rgba(255,255,255,.16);
  display: grid; place-items: center; text-align: center; padding: 8%;
  box-shadow: inset 0 0 40px rgba(0,0,0,.3);
}
.flywheel .hub .k { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--z8-yellow); }
.flywheel .hub .v { font-family: var(--font-display); font-weight: var(--w-black); font-size: clamp(15px, 2.4vw, 21px); line-height: 1.08; letter-spacing: -.02em; margin-top: 8px; }
.flywheel .node {
  position: absolute; width: 30%;
  transform: translate(-50%, -50%);
}
.flywheel .node.n-top    { left: 50%; top: 10%; }
.flywheel .node.n-right  { left: 85%; top: 50%; }
.flywheel .node.n-bottom { left: 50%; top: 90%; }
.flywheel .node.n-left   { left: 15%; top: 50%; }
.flywheel .node .chip {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--r-lg); padding: 12px 6px; text-align: center;
  backdrop-filter: blur(4px);
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.flywheel .node .step { font-family: var(--font-mono); font-size: 10px; color: var(--z8-yellow); letter-spacing: .12em; }
.flywheel .node .name { font-family: var(--font-display); font-weight: var(--w-bold); font-size: clamp(14px,1.7vw,18px); letter-spacing: -.02em; margin-top: 3px; }
.flywheel .node .desc { font-family: var(--font-sans); font-size: 11px; color: var(--on-dark-2); margin-top: 4px; line-height: 1.3; }
.flywheel .node.is-active .chip, .flywheel .node:hover .chip {
  background: var(--z8-yellow); border-color: var(--z8-yellow); transform: scale(1.05);
}
.flywheel .node.is-active .step, .flywheel .node:hover .step { color: var(--z8-green-deep); }
.flywheel .node.is-active .name, .flywheel .node:hover .name { color: var(--z8-green-deep); }
.flywheel .node.is-active .desc, .flywheel .node:hover .desc { color: rgba(0,44,11,.78); }

/* ============================================================
   MANIFESTO
   ============================================================ */
.manifesto { text-align: left; }
.manifesto .big {
  font-family: var(--font-display); font-weight: var(--w-black);
  font-size: clamp(28px, 3.6vw, 50px); line-height: 1.1; letter-spacing: -0.025em;
  text-wrap: balance; margin: 0;
}
.manifesto .big .hl { color: var(--z8-yellow-2); }
.manifesto .lede { margin-top: 36px; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.manifesto .lede p { font-family: var(--font-sans); font-size: var(--t-body-l); line-height: var(--lh-normal); color: var(--z8-gray-2); margin: 0; }
@media (max-width: 760px) { .manifesto .lede { grid-template-columns: 1fr; gap: 18px; } }

/* ============================================================
   PROBLEM cards
   ============================================================ */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 54px; }
@media (max-width: 860px) { .cards-3 { grid-template-columns: 1fr; } }
.pcard {
  background: var(--z8-paper); border: 1px solid var(--z8-gray-4); border-radius: var(--r-xl);
  padding: 32px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.pcard:hover { transform: translateY(-4px); box-shadow: var(--sh-3); border-color: #e6e6e6; }
.pcard .ic { width: 44px; height: 44px; border-radius: var(--r-lg); display: grid; place-items: center; background: var(--z8-yellow-soft); color: var(--z8-green); margin-bottom: 22px; }
.pcard .ic svg { width: 22px; height: 22px; }
.pcard h3 { font-family: var(--font-display); font-weight: var(--w-bold); font-size: var(--t-h4); letter-spacing: -.01em; margin: 0 0 10px; }
.pcard p { font-family: var(--font-sans); font-size: var(--t-body-s); line-height: var(--lh-normal); color: var(--z8-gray-2); margin: 0; }
.pcard .stat { margin-top: 18px; font-family: var(--font-mono); font-size: 12px; color: var(--z8-gray-3); }

/* ============================================================
   FLYWHEEL section (light)
   ============================================================ */
.fly-section { background: var(--z8-green); color: #fff;
  background-image: radial-gradient(80% 60% at 50% -10%, rgba(255,172,37,.10), transparent 60%); }
.fly-layout { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(28px,4vw,64px); align-items: center; margin-top: 56px; }
@media (max-width: 900px) { .fly-layout { grid-template-columns: 1fr; gap: 40px; } }
.stage-list { display: flex; flex-direction: column; gap: 12px; }
.stage {
  display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: start;
  padding: 20px 22px; border-radius: var(--r-lg);
  border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.04);
  cursor: pointer; transition: background .2s, border-color .2s, transform .2s;
}
.stage:hover { background: rgba(255,255,255,.08); }
.stage.is-active { background: rgba(255,255,255,.10); border-color: var(--z8-yellow); }
.stage .idx { font-family: var(--font-mono); font-size: 12px; color: var(--z8-yellow); padding-top: 4px; }
.stage h3 { font-family: var(--font-display); font-weight: var(--w-bold); font-size: var(--t-h4); letter-spacing: -.01em; margin: 0; display:flex; align-items:baseline; gap:10px;}
.stage h3 .need { font-family: var(--font-sans); font-weight: var(--w-regular); font-size: 13px; color: var(--z8-yellow); }
.stage p { font-family: var(--font-sans); font-size: var(--t-body-s); line-height: var(--lh-normal); color: var(--on-dark-2); margin: 8px 0 0; }

/* ============================================================
   EVIDENCE (dark) — compare + loop
   ============================================================ */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 54px; }
@media (max-width: 820px) { .compare { grid-template-columns: 1fr; } }
.col-survey, .col-evidence { border-radius: var(--r-xl); padding: 30px; }
.col-survey { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.12); }
.col-evidence { background: var(--z8-yellow-soft); color: var(--z8-green-deep); }
.col-head { display: flex; align-items: center; gap: 10px; margin-bottom: 22px; }
.col-head .dot { width: 9px; height: 9px; border-radius: 50%; }
.col-survey .col-head .dot { background: var(--z8-gray-3); }
.col-evidence .col-head .dot { background: var(--z8-green); }
.col-head .lbl { font-family: var(--font-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.col-survey .col-head .lbl { color: var(--on-dark-3); }
.col-evidence .col-head .lbl { color: var(--z8-green); }
.col-head .lbl b { display:block; font-family: var(--font-display); font-size: 19px; letter-spacing: -.01em; text-transform: none; margin-top:3px; }
.col-survey .col-head .lbl b { color: #fff; }
.crow { display: grid; grid-template-columns: 1fr; gap: 0; }
.crow .item { padding: 15px 0; font-family: var(--font-sans); font-size: var(--t-body-s); line-height: 1.45; }
.col-survey .crow .item { border-top: 1px solid rgba(255,255,255,.1); color: var(--on-dark-2); }
.col-evidence .crow .item { border-top: 1px solid rgba(0,68,17,.14); color: var(--z8-green-deep); }
.crow .item:first-child { border-top: 0; }
.crow .item .q { color: var(--on-dark-3); font-style: italic; }
.col-evidence .crow .item b { font-weight: var(--w-bold); }

/* evidence loop */
.loop { margin-top: 64px; }
.loop-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin-top: 30px; }
@media (max-width: 820px) { .loop-steps { grid-template-columns: 1fr; } }
.lstep {
  position: relative; padding: 24px 20px; cursor: pointer;
  border-left: 1px solid rgba(255,255,255,.12);
  transition: background .2s ease;
}
.lstep:first-child { border-left: 0; }
@media (max-width: 820px) { .lstep { border-left: 0; border-top: 1px solid rgba(255,255,255,.12); } .lstep:first-child{border-top:0;} }
.lstep:hover, .lstep.is-active { background: rgba(255,255,255,.05); }
.lstep .n { font-family: var(--font-mono); font-size: 12px; color: var(--z8-yellow); }
.lstep .t { font-family: var(--font-display); font-weight: var(--w-bold); font-size: var(--t-h4); letter-spacing: -.01em; margin: 12px 0 8px; transition: color .2s; }
.lstep.is-active .t, .lstep:hover .t { color: var(--z8-yellow); }
.lstep .d { font-family: var(--font-sans); font-size: 13px; line-height: 1.5; color: var(--on-dark-2); }
.lstep .bar { height: 3px; background: rgba(255,255,255,.1); margin-bottom: 0; border-radius: 2px; overflow: hidden; }
.lstep .bar i { display:block; height: 100%; width: 0; background: var(--z8-yellow); transition: width .4s ease; }
.lstep.is-active .bar i, .lstep:hover .bar i { width: 100%; }

/* ============================================================
   CONTROL LOOP — PDCA + diagram
   ============================================================ */
.loop-layout { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(28px,4vw,56px); margin-top: 54px; align-items: start; }
@media (max-width: 960px) { .loop-layout { grid-template-columns: 1fr; } }
.pdca { border: 1px solid var(--z8-gray-4); border-radius: var(--r-xl); overflow: hidden; }
.pdca .prow { display: grid; grid-template-columns: 120px 1fr 1fr; }
.pdca .prow + .prow { border-top: 1px solid var(--z8-gray-4); }
.pdca .prow.head { background: var(--z8-green); color: #fff; }
.pdca .cell { padding: 16px 18px; font-family: var(--font-sans); font-size: 13px; line-height: 1.4; }
.pdca .prow.head .cell { font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.8); }
.pdca .stage-cell { font-family: var(--font-display); font-weight: var(--w-bold); font-size: 15px; color: var(--z8-green); border-right: 1px solid var(--z8-gray-4); }
.pdca .prow.head .stage-cell { color: var(--z8-yellow); }
.pdca .lead { color: var(--z8-gray-1); border-right: 1px solid var(--z8-gray-4); }
.pdca .surface { color: var(--z8-gray-2); }
.pdca .surface b { color: var(--z8-green); font-weight: var(--w-semibold); }

/* control diagram */
.ctrl-diagram {
  background: var(--z8-green); color: #fff; border-radius: var(--r-xl); padding: 30px;
  display: flex; flex-direction: column; gap: 0; align-items: stretch;
}
.ctrl-band { text-align: center; padding: 16px; border-radius: var(--r-lg); }
.ctrl-band .lab { font-family: var(--font-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.ctrl-band .desc { font-family: var(--font-sans); font-size: 13px; margin-top: 6px; }
.ctrl-band.top { background: rgba(255,172,37,.16); border: 1px solid rgba(255,172,37,.4); }
.ctrl-band.top .lab { color: var(--z8-yellow); }
.ctrl-band.bottom { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.18); }
.ctrl-band.bottom .lab { color: #fff; }
.ctrl-evidence { text-align: center; padding: 14px; margin: 14px 0; position: relative; }
.ctrl-evidence .pill { display: inline-block; font-family: var(--font-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--z8-green); background: var(--z8-yellow); padding: 8px 16px; border-radius: var(--r-pill); font-weight: var(--w-semibold); }
.ctrl-evidence .sub { font-family: var(--font-sans); font-size: 12px; color: var(--on-dark-2); margin-top: 8px; }
.ctrl-arrow { display: grid; place-items: center; color: var(--z8-yellow); padding: 4px; }

/* ============================================================
   CAPABILITIES
   ============================================================ */
.cap-groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 54px; }
@media (max-width: 960px) { .cap-groups { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .cap-groups { grid-template-columns: 1fr; } }
.capgroup { border: 1px solid var(--z8-gray-4); border-radius: var(--r-xl); padding: 26px; background: var(--z8-paper); transition: box-shadow .2s, transform .2s; }
.capgroup:hover { box-shadow: var(--sh-2); transform: translateY(-3px); }
.capgroup .ghead { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.capgroup .gname { font-family: var(--font-display); font-weight: var(--w-black); font-size: var(--t-h4); letter-spacing: -.01em; }
.capgroup .gname::before { content: '/'; color: var(--z8-yellow); margin-right: .08em; }
.capgroup .gtag { font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--z8-gray-3); }
.capgroup ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.capgroup li { display: grid; grid-template-columns: auto 1fr; gap: 12px; }
.capgroup li .chk { color: var(--z8-green); flex-shrink: 0; margin-top: 1px; }
.capgroup li .ct { font-family: var(--font-sans); font-size: 14px; line-height: 1.4; color: var(--z8-gray-1); }
.capgroup li .ct .b { font-family: var(--font-mono); font-size: 11px; color: var(--z8-gray-3); display:block; margin-top: 2px; }

/* ============================================================
   PROOF — pyramid + metrics + tournament
   ============================================================ */
.proof-layout { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px,4vw,56px); margin-top: 54px; align-items: center; }
@media (max-width: 900px) { .proof-layout { grid-template-columns: 1fr; } }
.pyramid { display: flex; flex-direction: column; gap: 6px; }
.pyramid .lvl { padding: 14px 18px; border-radius: var(--r-sm); display: flex; justify-content: space-between; align-items: center; align-self: center; transition: transform .25s ease, filter .2s ease; }
.pyramid .lvl:hover { transform: scale(1.02); filter: brightness(1.04); }
.pyramid .lvl .l { font-family: var(--font-display); font-weight: var(--w-bold); font-size: 14px; display:flex; align-items:center; gap:10px; }
.pyramid .lvl .l .tier { font-family: var(--font-mono); font-weight: var(--w-medium); }
.pyramid .lvl .ct { font-family: var(--font-mono); font-size: 12px; opacity: .9; }
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.mtile { background: var(--z8-paper); border: 1px solid var(--z8-gray-4); border-radius: var(--r-lg); padding: 22px; }
.mtile .num { font-family: var(--font-display); font-weight: var(--w-black); font-size: clamp(34px,4vw,48px); letter-spacing: -.02em; color: var(--z8-green); line-height: 1; }
.mtile.accent .num { color: var(--z8-yellow-2); }
.mtile .unit { font-family: var(--font-sans); font-weight: var(--w-medium); font-size: 13px; color: var(--z8-gray-1); margin-top: 10px; }
.mtile .gloss { font-family: var(--font-sans); font-size: 12px; color: var(--z8-gray-3); margin-top: 6px; line-height: 1.4; }
.illus-note { font-family: var(--font-mono); font-size: 11px; color: var(--z8-gray-3); margin-top: 22px; display:flex; align-items:center; gap:8px; }
.illus-note::before { content:""; width:6px; height:6px; border-radius:50%; background: var(--z8-gray-3); }

/* ---- Data viz: stat band + chart cards ---- */
.statband { display:grid; grid-template-columns: repeat(5,1fr); margin-top:48px; border:1px solid var(--z8-gray-4); border-radius: var(--r-xl); overflow:hidden; }
.statband .stat { padding:26px 24px; border-left:1px solid var(--z8-gray-4); }
.statband .stat:first-child { border-left:0; }
.statband .sv { font-family:var(--font-display); font-weight:var(--w-black); font-size: clamp(26px,3vw,40px); letter-spacing:-.02em; color:var(--z8-green); line-height:1; }
.statband .sl { font-family:var(--font-mono); font-size:11px; letter-spacing:.06em; text-transform:uppercase; color:var(--z8-gray-3); margin-top:10px; }
@media(max-width:760px){ .statband{ grid-template-columns:1fr 1fr; } .statband .stat:nth-child(odd){border-left:0;} .statband .stat{ border-top:1px solid var(--z8-gray-4);} .statband .stat:nth-child(1),.statband .stat:nth-child(2){border-top:0;} }

.charts { display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-top:20px; }
.charts .wide { grid-column:1 / -1; }
@media(max-width:860px){ .charts{ grid-template-columns:1fr; } }
.chartcard { border:1px solid var(--z8-gray-4); border-radius:var(--r-xl); padding:28px 30px; background:var(--z8-paper); transition: box-shadow .2s ease; }
.chartcard:hover { box-shadow: var(--sh-2); }
.chead { display:flex; align-items:baseline; justify-content:space-between; gap:16px; margin-bottom:24px; flex-wrap:wrap; }
.ctitle { font-family:var(--font-display); font-weight:var(--w-bold); font-size:var(--t-h4); letter-spacing:-.01em; display:flex; align-items:baseline; gap:10px; margin:0; }
.ctitle .cnum { font-family:var(--font-mono); font-size:12px; color:var(--z8-yellow-2); }
.cclaim { font-family:var(--font-sans); font-size:13px; color:var(--z8-gray-2); font-style:italic; }
.cnote { font-family:var(--font-sans); font-size:12.5px; line-height:1.5; color:var(--z8-gray-3); margin:20px 0 0; }
.cnote b { color:var(--z8-gray-2); font-weight:var(--w-semibold); }

/* horizontal bar rows (tiers + pareto) */
.barrow { display:grid; grid-template-columns: 150px 1fr auto; gap:14px; align-items:center; padding:8px 0; }
.barrow .blabel { font-family:var(--font-sans); font-size:13px; font-weight:var(--w-medium); color:var(--z8-gray-1); }
.barrow .blabel .sub { display:block; font-family:var(--font-mono); font-size:10.5px; color:var(--z8-gray-3); margin-top:2px; font-weight:var(--w-regular); }
.barrow .btrack { height:24px; background:var(--z8-gray-4); border-radius:var(--r-sm); overflow:hidden; }
.barrow .btrack i { display:block; height:100%; width:0; border-radius:var(--r-sm); transition: width 1s cubic-bezier(.2,.7,.2,1); }
.barrow .bval { font-family:var(--font-mono); font-size:13px; color:var(--z8-gray-2); white-space:nowrap; }
.barrow .bval b { color:var(--z8-green); font-weight:var(--w-bold); }
@media(max-width:480px){ .barrow{ grid-template-columns: 110px 1fr auto; gap:10px; } }

/* pareto punch callout */
.punch { display:flex; align-items:baseline; gap:14px; margin-bottom:22px; padding-bottom:20px; border-bottom:1px solid var(--z8-gray-4); }
.punch .big { font-family:var(--font-display); font-weight:var(--w-black); font-size:clamp(44px,6vw,64px); letter-spacing:-.03em; color:var(--z8-yellow-2); line-height:.9; }
.punch .txt { font-family:var(--font-sans); font-size:14px; line-height:1.45; color:var(--z8-gray-2); }
.punch .txt b { color:var(--z8-gray-1); font-weight:var(--w-semibold); }

/* work-type mix grid */
.wtgrid { display:grid; grid-template-columns:1fr 1fr; gap:7px 36px; }
@media(max-width:640px){ .wtgrid{ grid-template-columns:1fr; } }
.wtrow { display:grid; grid-template-columns: 96px 1fr 40px; gap:12px; align-items:center; }
.wtrow .wtl { font-family:var(--font-sans); font-size:12.5px; color:var(--z8-gray-1); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.wtrow .wtt { height:10px; background:var(--z8-gray-4); border-radius:99px; overflow:hidden; }
.wtrow .wtt i { display:block; height:100%; width:0; background:var(--ramp-4); border-radius:99px; transition:width 1s cubic-bezier(.2,.7,.2,1); }
.wtrow .wtv { font-family:var(--font-mono); font-size:11px; color:var(--z8-gray-3); text-align:right; }
.wtrow.hi .wtt i { background:var(--z8-green); }
.wtrow.lo .wtt i { background:var(--ramp-3); }
.wtrow .wtl .nm-tag { display:inline-block; width:5px; height:5px; border-radius:50%; background:var(--z8-yellow); margin-left:5px; vertical-align:middle; }

/* momentum line chart */
.momentum { position:relative; }
.momentum svg { width:100%; height:auto; display:block; overflow:visible; }
.momentum .axis-lbl { font-family:var(--font-mono); font-size:11px; fill:var(--z8-gray-3); }
.momentum .area { fill:url(#momGrad); opacity:0; transition:opacity .8s ease .3s; }
.momentum.in .area { opacity:1; }
.momentum .line { fill:none; stroke:var(--z8-green); stroke-width:2.5; stroke-linejoin:round; stroke-linecap:round; }
.momentum .dot { fill:#fff; stroke:var(--z8-green); stroke-width:2; }
.momentum .dot.peak { fill:var(--z8-yellow); stroke:var(--z8-yellow-2); r:5.5; }
.momentum .pk-lbl { font-family:var(--font-mono); font-size:11px; font-weight:600; fill:var(--z8-yellow-2); }
.momentum .anno { font-family:var(--font-sans); font-size:12px; fill:var(--z8-gray-2); }
.momentum .anno-line { stroke:var(--z8-gray-3); stroke-width:1; stroke-dasharray:3 3; opacity:.6; }

/* tournament band */
.tournament { margin-top: 28px; background: var(--z8-green-deep); border-radius: var(--r-xl); padding: 30px; color: #fff; }
.tournament .th { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px; margin-bottom:22px; }
.tournament .th .t { font-family: var(--font-display); font-weight: var(--w-bold); font-size: var(--t-h4); }
.tournament .th .t .slash { color: var(--z8-yellow); }
.tournament .th .sub { font-family: var(--font-sans); font-size: 13px; color: var(--on-dark-2); }
.weights { display: grid; grid-template-columns: repeat(5,1fr); gap: 10px; }
@media (max-width: 640px){ .weights{ grid-template-columns: 1fr 1fr; } }
.weight { background: rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.12); border-radius: var(--r-lg); padding: 16px; }
.weight .pct { font-family: var(--font-display); font-weight: var(--w-black); font-size: 24px; color: var(--z8-yellow); }
.weight .nm { font-family: var(--font-sans); font-size: 12px; color: #fff; margin-top: 6px; font-weight: var(--w-semibold); }
.weight .track { height: 4px; background: rgba(255,255,255,.12); border-radius: 2px; margin-top: 12px; overflow: hidden; }
.weight .track i { display:block; height:100%; background: var(--z8-yellow); width: 0; transition: width .8s cubic-bezier(.2,.7,.2,1); }

/* tournament leaderboard (demo) */
.lb { margin-top:28px; padding-top:26px; border-top:1px solid rgba(255,255,255,.12); }
.lb-head { display:flex; justify-content:space-between; align-items:baseline; gap:14px; margin-bottom:18px; flex-wrap:wrap; }
.lb-title { font-family:var(--font-display); font-weight:var(--w-bold); font-size:16px; color:#fff; }
.lb-title::before { content:'/'; color:var(--z8-yellow); margin-right:.1em; }
.lb-note { font-family:var(--font-mono); font-size:11px; color:var(--on-dark-3); letter-spacing:.04em; }
.echart-race { width:100%; height:380px; margin-top:6px; }
@media(max-width:560px){ .echart-race{ height:320px; } }

/* ============================================================
   INTEGRATIONS & TRUST
   ============================================================ */
.integ-layout { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: clamp(28px,4vw,56px); margin-top: 54px; align-items: start; }
@media (max-width: 900px) { .integ-layout { grid-template-columns: 1fr; } }
.tool-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 540px){ .tool-grid{ grid-template-columns: repeat(3,1fr); } }
.tool {
  aspect-ratio: 1.6; border: 1px solid var(--z8-gray-4); border-radius: var(--r-lg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  background: var(--z8-paper); transition: border-color .2s, box-shadow .2s, transform .2s;
}
.tool:hover { border-color: #ddd; box-shadow: var(--sh-1); transform: translateY(-2px); }
.tool .glyph { width: 26px; height: 26px; color: var(--z8-green); }
.tool .tn { font-family: var(--font-sans); font-size: 11px; font-weight: var(--w-medium); color: var(--z8-gray-2); }
.trust { display: flex; flex-direction: column; gap: 14px; }
.trust .titem {
  display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start;
  padding: 18px; border-radius: var(--r-lg); background: var(--z8-gray-4);
}
.trust .titem .shield { width: 36px; height: 36px; border-radius: var(--r-md); background: var(--z8-green); color: var(--z8-yellow); display:grid; place-items:center; flex-shrink:0; }
.trust .titem .shield svg { width: 19px; height: 19px; }
.trust .titem h4 { font-family: var(--font-display); font-weight: var(--w-bold); font-size: 15px; margin: 0 0 4px; }
.trust .titem p { font-family: var(--font-sans); font-size: 12.5px; line-height: 1.45; color: var(--z8-gray-2); margin: 0; }

/* ============================================================
   FINAL CTA
   ============================================================ */
.finalcta {
  background:
    radial-gradient(100% 120% at 50% 0%, rgba(255,172,37,.16), transparent 55%),
    var(--z8-green);
  color: #fff; text-align: center;
}
.finalcta h2 {
  font-family: var(--font-display); font-weight: var(--w-black);
  font-size: clamp(32px, 4.6vw, 64px); line-height: 1.04; letter-spacing: -.03em; margin: 0;
  text-wrap: balance;
}
.finalcta h2 .hl { color: var(--z8-yellow); }
.finalcta p { font-family: var(--font-sans); font-size: var(--t-body-l); color: var(--on-dark-2); margin: 24px auto 0; max-width: 540px; }
.finalcta .cta-row { display: flex; gap: 14px; justify-content: center; margin-top: 38px; flex-wrap: wrap; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--z8-green-deep); color: #fff; padding: 64px 0 36px; }
.footer-top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer .logo svg { height: 30px; width: auto; }
.footer a.logo { display: inline-block; transition: opacity .15s ease; }
.footer a.logo:hover { opacity: .82; }
.footer .blurb { font-family: var(--font-sans); font-size: 13px; line-height: 1.55; color: var(--on-dark-2); max-width: 320px; margin-top: 18px; }
.footer .fcontact { display: flex; flex-flow: row wrap; align-items: center; gap: 6px 14px; font-family: var(--font-mono); font-size: 13px; color: var(--on-dark-2); flex-shrink: 0; }
.footer .fcontact a { white-space: nowrap; }
.footer .fcontact .sep { color: var(--on-dark-3); }
.footer .fcontact a:hover { color: var(--z8-yellow); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 26px; font-family: var(--font-sans); font-size: 12px; color: var(--on-dark-3); }

/* ============================================================
   Scroll reveal
   ============================================================ */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }