/* ============================================================
   TOKENS
   ============================================================ */
:root{
  --ink:#0b1210;
  --paper:#fbfaf7;
  --mute:#6b6b64;
  --hair:rgba(11,18,16,.12);
  --hair-soft:rgba(11,18,16,.06);

  --teal:#0891b2;
  --teal-dark:#0e7490;
  --teal-soft:rgba(8,145,178,.10);

  /* Kubernaut upstream design language \u2014 service family colors (kubernaut-docs/extra.css) */
  --kn-accent:#d97706;
  --kn-accent-dark:#b45309;
  --kn-accent-soft:rgba(217,119,6,.12);
  --kn-aa:#6366f1;
  --kn-aa-soft:rgba(99,102,241,.10);
  --kn-approval:#64748b;
  --kn-approval-soft:rgba(100,116,139,.12);
  --kn-em:#059669;
  --kn-em-soft:rgba(5,150,105,.10);
  --kn-notif:#dc2626;
  --kn-notif-soft:rgba(220,38,38,.10);

  --serif:"Fraunces","Iowan Old Style","Georgia",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;

  --out:cubic-bezier(.16,1,.3,1);
  --soft:cubic-bezier(.45,0,.25,1);

  --gut:clamp(24px,6vw,96px);
  --max:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--gut)}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-0.01em;margin:0}
p{margin:0}
img{max-width:100%;display:block}

/* ============================================================
   NAV
   ============================================================ */
nav{
  position:sticky;top:0;z-index:40;
  background:rgba(251,250,247,.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .3s var(--soft);
}
nav.scrolled{border-color:var(--hair)}
.navwrap{
  display:flex;align-items:center;justify-content:space-between;
  height:64px;
}
.mark{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--serif);font-weight:600;font-size:1.05rem;
}
.links{display:flex;align-items:center;gap:28px}
.links a{font-size:.92rem;color:var(--mute);transition:color .2s}
.links a:hover{color:var(--ink)}
.navgh svg{width:18px;height:18px;fill:currentColor;display:block}
.navcta{
  background:var(--ink);color:var(--paper) !important;
  padding:8px 16px;border-radius:100px;font-weight:500;
  transition:background .2s;
}
.navcta:hover{background:var(--kn-accent-dark)}

@media (max-width:760px){
  .links a:not(.navcta):not(.navgh){display:none}
}

/* ============================================================
   HERO
   ============================================================ */
.hero{padding:96px 0 64px;text-align:center}
.eyebrow{
  font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--teal-dark);font-weight:600;margin-bottom:18px;
}
.display{
  font-size:clamp(2.2rem,5vw,3.6rem);
  line-height:1.08;
  max-width:820px;margin:0 auto 24px;
}
.lede{
  max-width:640px;margin:0 auto 14px;
  font-size:1.15rem;color:var(--ink);opacity:.82;
}
.lede-stat{
  max-width:640px;margin:0 auto 36px;
  font-size:1.05rem;color:var(--mute);
}
.lede-stat strong{color:var(--ink)}

.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:64px}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:100px;
  font-weight:600;font-size:.95rem;
  background:var(--kn-accent);color:#fff;
  transition:transform .2s var(--out),background .2s;
}
.btn:hover{background:var(--kn-accent-dark);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--hair)}
.btn.ghost:hover{background:var(--hair-soft);transform:translateY(-1px)}
.btn .gh{width:16px;height:16px;fill:currentColor}

/* Incident showcase (hero visual) */
.showcase{
  max-width:920px;margin:0 auto;
  background:#fff;border:1px solid var(--hair);border-radius:20px;
  box-shadow:0 24px 60px -20px rgba(11,18,16,.18);
  overflow:hidden;text-align:left;
}
.showcase-tabs{
  display:grid;grid-template-columns:repeat(3,1fr);gap:4px;
  padding:10px;border-bottom:1px solid var(--hair);background:#f8f7f2;
}
.showcase-tab{
  border:none;background:transparent;border-radius:10px;
  padding:10px 10px;font-family:var(--sans);font-size:.88rem;font-weight:600;
  line-height:1.3;text-align:center;
  color:var(--mute);cursor:pointer;transition:background .2s,color .2s;
}
.showcase-tab span{display:block;margin-top:3px;font-size:.72rem;font-weight:500;color:var(--mute);opacity:.75}

@media (max-width:720px){
  .showcase-tabs{grid-template-columns:repeat(2,1fr)}
}
.showcase-tab:hover{background:var(--hair-soft)}
.showcase-tab.is-active{background:#fff;color:var(--ink);box-shadow:0 1px 0 var(--hair)}
.showcase-tab.is-active span{color:var(--teal-dark)}

.showcase-panels{position:relative;padding:28px 32px}
.showcase-panel{display:none}
.showcase-panel.is-active{display:block;animation:panelIn .35s var(--out)}
@keyframes panelIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

.showcase-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:14px}
.showcase-meta .tag.mono{
  font-family:var(--mono);font-size:.78rem;color:var(--teal-dark);
  background:var(--teal-soft);border-radius:100px;padding:5px 12px;
}
.badge{border-radius:100px;padding:5px 12px;font-size:.78rem;font-weight:600}
.badge-ok{background:rgba(15,118,110,.12);color:var(--teal-dark)}
.badge-warn{background:rgba(180,120,10,.14);color:#8a5a06}
.stat-pill{border:1px solid var(--hair);border-radius:100px;padding:5px 12px;font-size:.78rem;color:var(--mute)}

.showcase-signal{color:var(--mute);font-size:.92rem;margin-bottom:18px}
.showcase-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.showcase-grid h4{
  font-family:var(--sans);font-size:.75rem;font-weight:700;letter-spacing:.05em;
  text-transform:uppercase;color:var(--mute);margin-bottom:6px;
}
.showcase-grid p{font-size:.95rem;line-height:1.55}

.showcase-try{margin-top:22px;text-align:right}
.showcase-try a{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.85rem;font-weight:600;color:var(--teal-dark);
  text-decoration:none;
}
.showcase-try a:hover{text-decoration:underline}
.showcase-try a span{display:inline-block;transition:transform .2s var(--out)}
.showcase-try a:hover span{transform:translateX(3px)}

.showcase-caption{
  padding:16px 32px 24px;font-size:.82rem;color:var(--mute);
  border-top:1px solid var(--hair);background:#f8f7f2;
}
.showcase-caption a{text-decoration:underline;text-decoration-color:var(--hair)}
.showcase-caption a:hover{color:var(--teal-dark)}

@media (max-width:640px){
  .showcase-grid{grid-template-columns:1fr}
}

.cue{
  display:flex;align-items:center;justify-content:center;gap:8px;
  margin:28px 0 0;color:var(--mute);font-size:.8rem;
}
.cue i{width:1px;height:14px;background:var(--mute);display:inline-block;animation:cueMove 1.6s var(--soft) infinite}
@keyframes cueMove{0%,100%{opacity:.3}50%{opacity:1}}

/* ============================================================
   SECTIONS
   ============================================================ */
.section{padding:88px 0}
.section.alt{background:#f3f1ea}
.section .eyebrow{text-align:center;display:block}
.section h2{
  text-align:center;font-size:clamp(1.8rem,3.4vw,2.6rem);
  max-width:680px;margin:0 auto 16px;
}
.section-lede{
  text-align:center;max-width:560px;margin:0 auto 56px;
  color:var(--mute);font-size:1.05rem;
}

/* How it works */
.phases-intro{
  max-width:680px;margin:0 auto 44px;
  font-size:1rem;color:var(--mute);line-height:1.7;text-align:center;
}
.phases-intro strong{color:var(--ink);font-weight:600}
.phases{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:28px;
}
.phases li{
  background:#fff;border:1px solid var(--hair);border-radius:16px;
  padding:28px;
}
.phase-tag{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:36px;height:36px;padding:0 10px;
  border-radius:100px;background:var(--teal-soft);color:var(--teal-dark);
  font-family:var(--mono);font-size:.8rem;font-weight:600;
  margin-bottom:16px;
}
/* Per-phase accent, matching kubernaut-docs' pipeline-phases.svg service-family colors */
.phase-tag.c-aa{background:var(--kn-aa-soft);color:var(--kn-aa)}
.phase-tag.c-approval{background:var(--kn-approval-soft);color:var(--kn-approval)}
.phase-tag.c-exec{background:var(--kn-accent-soft);color:var(--kn-accent-dark)}
.phase-tag.c-eff{background:var(--kn-em-soft);color:var(--kn-em)}
.phase-tag.c-notif{background:var(--kn-notif-soft);color:var(--kn-notif)}
.phases h3{font-size:1.15rem;margin-bottom:8px}
.phases p{color:var(--mute);font-size:.95rem}
.phases-note{
  margin:32px auto 0;max-width:680px;
  font-size:.92rem;color:var(--mute);line-height:1.7;
  border-left:2px solid var(--kn-em-soft);padding-left:20px;
}

/* Fleet Management */
.fleet-security .section-lede{max-width:640px}
.fleet-wrap{
  display:grid;grid-template-columns:1.1fr 1fr;gap:64px;align-items:center;
}
.fleet-copy .eyebrow{text-align:left}
.fleet-copy h2{text-align:left;margin:0 0 16px}
.fleet-copy .section-lede{text-align:left;margin:0 0 40px;max-width:none}
.fleet-points{margin:0;padding:0}
.fleet-points > div{margin-bottom:22px}
.fleet-points dt{font-family:var(--serif);font-weight:600;font-size:1.02rem;margin-bottom:4px}
.fleet-points dd{margin:0;color:var(--mute);font-size:.95rem;line-height:1.55}
.fleet-points dd a{color:var(--teal-dark);text-decoration:underline;text-decoration-color:var(--hair)}
.fleet-points dd a:hover{text-decoration-color:currentColor}

.fleet-visual{display:flex;justify-content:center}
.fleet-svg{width:100%;max-width:360px}

.fleet-security{
  margin-top:64px;padding-top:44px;border-top:1px solid rgba(15,118,110,.25);
}
.fleet-security .features-grid{margin-top:8px}
.fleet-svg .spoke{stroke:var(--hair);stroke-width:1.5;stroke-dasharray:4 4}
.fleet-svg .cluster-node circle{fill:#fff;stroke:var(--hair);stroke-width:1.5}
.fleet-svg .cluster-node .node-glyph{fill:none;stroke:var(--teal);stroke-width:1.25;stroke-linejoin:round}
.fleet-svg .cluster-node .node-dot{fill:var(--teal)}
.fleet-svg .k8s-mark{fill:var(--teal)}
.fleet-svg .hub-boundary{fill:none;stroke:var(--hair);stroke-width:1.5;stroke-dasharray:5 5}
.fleet-svg-arch{max-width:420px}
.fleet-svg .gateway-node{fill:var(--teal-soft);stroke:var(--teal);stroke-width:1.5}
.fleet-svg .gateway-label{
  font-family:var(--sans);font-weight:700;font-size:12px;fill:var(--teal-dark);
}
.fleet-svg .group-label{
  font-family:var(--sans);font-weight:700;font-size:12px;fill:var(--ink);
}
.fleet-svg .group-sublabel{
  font-family:var(--sans);font-size:10.5px;fill:var(--mute);
}
.fleet-svg .more-label{
  font-family:var(--sans);font-size:11px;font-style:italic;fill:var(--mute);
}
.fleet-svg .cluster-label{
  font-family:var(--mono);font-size:9.5px;fill:var(--mute);
}

@media (max-width:820px){
  .fleet-wrap{grid-template-columns:1fr;gap:40px}
  .fleet-visual{order:-1}
}

/* Features */
.features-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:40px 48px;
}
.features-grid h3{font-size:1.05rem;margin-bottom:8px}
.features-grid p{color:var(--mute);font-size:.95rem}
.features-grid p a,.phases-note a{color:var(--teal-dark);text-decoration:underline;text-decoration-color:var(--hair)}
.features-grid p a:hover,.phases-note a:hover{text-decoration-color:currentColor}

/* Console */
.console-video{max-width:640px;margin:0 auto 56px}
.console-video video{
  display:block;width:100%;border-radius:16px;
  border:1px solid var(--hair);box-shadow:0 24px 60px -20px rgba(11,18,16,.18);
}
.console-video-caption{
  margin-top:14px;text-align:center;font-size:.82rem;color:var(--mute);
}
.console-grid{max-width:960px;margin:0 auto}
.console-cta{
  display:flex;flex-direction:column;align-items:center;gap:16px;
  text-align:center;margin-top:44px;
}

/* Built on */
.built-on-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px;
  max-width:820px;margin:0 auto;
}
.built-on-card{
  background:#fff;border:1px solid var(--hair);border-radius:16px;
  padding:28px;text-align:center;
}
.built-on-card h3{
  font-family:var(--sans);font-size:.8rem;font-weight:600;
  letter-spacing:.06em;text-transform:uppercase;color:var(--teal-dark);
  margin-bottom:16px;
}
.pills{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.pills li{
  border:1px solid var(--hair);border-radius:100px;
  padding:6px 14px;font-size:.85rem;color:var(--ink);
}

/* CTA band */
.cta-band{background:var(--ink);color:var(--paper);text-align:center}
.cta-band h2{color:var(--paper);margin-bottom:36px}
.cta-band .btn.ghost{color:var(--paper);border-color:rgba(251,250,247,.24)}
.cta-band .btn.ghost:hover{background:rgba(251,250,247,.08)}

/* ============================================================
   FOOTER
   ============================================================ */
footer{padding:64px 0 40px;border-top:1px solid var(--hair)}
.footwrap{
  display:grid;grid-template-columns:repeat(4,1fr);gap:32px;
}
.footcol{display:flex;flex-direction:column;gap:10px}
.footcol h4{
  font-family:var(--sans);font-size:.8rem;font-weight:600;
  letter-spacing:.04em;text-transform:uppercase;color:var(--mute);
  margin-bottom:4px;
}
.footcol a{font-size:.92rem;color:var(--ink);opacity:.75;transition:opacity .2s}
.footcol a:hover{opacity:1}
.footbrand{align-items:flex-start}
.footbrand p{font-size:.85rem;color:var(--mute);margin-top:6px}

@media (max-width:820px){
  .phases{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr}
  .built-on-grid{grid-template-columns:1fr}
  .footwrap{grid-template-columns:repeat(2,1fr)}
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.rise{
  opacity:0;transform:translateY(14px);
  animation:riseIn .7s var(--out) forwards;
  animation-delay:calc(var(--i) * 90ms);
}
@keyframes riseIn{to{opacity:1;transform:translateY(0)}}

.reveal-item{opacity:0;transform:translateY(16px);transition:opacity .6s var(--out),transform .6s var(--out)}
.reveal-item.in{opacity:1;transform:translateY(0)}

@media (prefers-reduced-motion:reduce){
  .rise,.reveal-item{opacity:1;transform:none;animation:none;transition:none}
}