/* =========================================================================
   TRACKMASTER — marketing site styles
   Palette derived from the product: orange (action) + teal (signal/data),
   near-black navy surfaces. Metrics use a monospace face (tracker vernacular).
   ========================================================================= */

:root{
  /* surfaces */
  --ink:#0A0E1A;          /* hero / footer / dark bands */
  --ink-2:#121A2E;        /* cards on dark */
  --paper:#FFFFFF;
  --mist:#F5F7FA;         /* alt light section */
  --line:#E7EBF1;
  --line-dark:#222C42;

  /* text */
  --text:#0F1729;
  --muted:#5B677A;
  --text-inv:#EEF2F8;
  --muted-inv:#94A2BC;

  /* brand */
  --brand:#FF5A2C;        /* TRACKMASTER orange — actions, energy */
  --brand-ink:#E2451F;
  --signal:#13C7AB;       /* teal — data, positive, links */
  --signal-ink:#0E9E89;

  --radius:16px;
  --radius-sm:11px;
  --maxw:1120px;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--text);
  font-family:var(--sans);font-size:17px;line-height:1.65;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:var(--signal-ink);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---- type scale ---- */
h1,h2,h3{margin:0;letter-spacing:-.02em;font-weight:800;line-height:1.1}
.h1{font-size:clamp(36px,6vw,62px);letter-spacing:-.03em}
.h2{font-size:clamp(27px,3.6vw,40px)}
.h3{font-size:19px;letter-spacing:-.01em}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--signal-ink);font-weight:600;margin:0 0 14px}
.lead{font-size:clamp(17px,1.6vw,20px);color:var(--muted);line-height:1.6}
.muted{color:var(--muted)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);
  font-weight:700;font-size:15px;line-height:1;padding:14px 22px;border-radius:12px;
  border:1px solid transparent;cursor:pointer;transition:transform .06s ease,background .15s ease,border-color .15s ease}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-ink)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:#cdd5e1}
.btn-ghost.on-dark{color:var(--text-inv);border-color:var(--line-dark)}
.btn-ghost.on-dark:hover{border-color:#3a4a63}
.btn-lg{padding:16px 28px;font-size:16px}
.btn:focus-visible{outline:3px solid rgba(19,199,171,.55);outline-offset:2px}

/* ---- nav ---- */
.nav{position:sticky;top:0;z-index:40;background:rgba(10,14,26,.82);
  backdrop-filter:saturate(1.3) blur(10px);border-bottom:1px solid var(--line-dark)}
.nav .wrap{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text-inv);font-weight:800;
  letter-spacing:-.02em;font-size:18px}
.brand:hover{text-decoration:none}
.brand .mark{width:30px;height:30px;flex:0 0 auto}
.nav-links{display:flex;gap:24px;margin-left:8px}
.nav-links a{color:var(--muted-inv);font-size:14.5px;font-weight:500}
.nav-links a:hover{color:var(--text-inv);text-decoration:none}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-login{color:var(--muted-inv);font-size:14.5px;font-weight:600}
.nav-login:hover{color:var(--text-inv);text-decoration:none}
.nav-toggle{display:none}

/* ---- hero ---- */
.hero{background:
   radial-gradient(900px 480px at 78% -8%,rgba(19,199,171,.16),transparent 60%),
   radial-gradient(760px 420px at 6% 8%,rgba(255,90,44,.14),transparent 55%),
   var(--ink);
  color:var(--text-inv);padding:84px 0 96px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero h1{color:#fff}
.hero .lead{color:var(--muted-inv);margin:20px 0 30px;max-width:30em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-trust{margin-top:22px;font-family:var(--mono);font-size:12.5px;color:var(--muted-inv);
  letter-spacing:.04em}
.hero-trust b{color:var(--signal)}

/* ---- signature: click router panel ---- */
.router{background:linear-gradient(180deg,#0E1626,#0B1120);
  border:1px solid var(--line-dark);border-radius:20px;padding:22px;
  box-shadow:0 30px 70px -30px rgba(0,0,0,.7)}
.router-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:8px}
.node{border:1px solid var(--line-dark);border-radius:12px;padding:12px 10px;text-align:center;
  background:#0D1525}
.node .k{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-inv)}
.node .v{font-weight:700;font-size:13px;margin-top:4px;color:var(--text-inv)}
.node.engine{background:linear-gradient(180deg,rgba(255,90,44,.18),rgba(255,90,44,.06));
  border-color:rgba(255,90,44,.5)}
.node.engine .v{color:#fff}
.node.offer{border-color:rgba(19,199,171,.45)}
.node.offer .v{color:var(--signal)}
.wire{position:relative;height:2px;background:linear-gradient(90deg,var(--line-dark),#2c3a55);border-radius:2px;min-width:26px}
.wire .pulse{position:absolute;top:50%;left:0;width:7px;height:7px;border-radius:50%;
  background:var(--signal);box-shadow:0 0 12px var(--signal);transform:translate(-50%,-50%);
  animation:run 2.4s linear infinite}
.wire.b .pulse{animation-delay:1.2s;background:var(--brand);box-shadow:0 0 12px var(--brand)}
@keyframes run{0%{left:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{left:100%;opacity:0}}
.router-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}
.stat{background:#0D1525;border:1px solid var(--line-dark);border-radius:10px;padding:11px 12px}
.stat .k{font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-inv)}
.stat .v{font-family:var(--mono);font-weight:600;font-size:18px;margin-top:3px;color:#fff}
.stat .v.up{color:var(--signal)}

/* ---- generic section ---- */
.section{padding:84px 0}
.section.mist{background:var(--mist)}
.section-head{max-width:640px;margin:0 0 44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}

/* ---- feature grid ---- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:border-color .15s ease,transform .12s ease}
.feature:hover{border-color:#d4dce8;transform:translateY(-2px)}
.feature .ic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
  background:rgba(255,90,44,.1);color:var(--brand-ink);margin-bottom:15px}
.feature h3{margin-bottom:7px}
.feature p{margin:0;color:var(--muted);font-size:15.5px;line-height:1.55}

/* ---- deployment ---- */
.deploy{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.dcard{position:relative;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;background:var(--paper)}
.dcard .tag{display:inline-block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;padding:5px 10px;border-radius:999px;margin-bottom:16px}
.dcard.cloud .tag{background:rgba(255,90,44,.12);color:var(--brand-ink)}
.dcard.selfhost .tag{background:rgba(19,199,171,.14);color:var(--signal-ink)}
.dcard h3{font-size:22px;margin-bottom:10px}
.dcard p{color:var(--muted);margin:0 0 16px}
.dlist{list-style:none;margin:0;padding:0}
.dlist li{position:relative;padding-left:26px;margin:9px 0;font-size:15.5px}
.dlist li::before{content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;
  background:var(--signal)}

/* ---- pricing ---- */
.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;background:var(--paper)}
.price.feature-plan{border-color:var(--brand);box-shadow:0 24px 60px -32px rgba(255,90,44,.55);position:relative}
.price .plan{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.price .best{position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--brand);color:#fff;font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;padding:5px 13px;border-radius:999px;white-space:nowrap}
.price .amount{display:flex;align-items:baseline;gap:6px;margin:16px 0 4px}
.price .amount .num{font-size:46px;font-weight:800;letter-spacing:-.03em}
.price .amount .per{color:var(--muted);font-size:15px}
.price .was{font-size:14px;color:var(--muted)}
.price .was s{margin-right:8px}
.price .off{color:var(--signal-ink);font-weight:700}
.price .billed{margin:14px 0 20px;font-size:14.5px;color:var(--muted)}
.price .btn{width:100%;justify-content:center;margin-top:auto}
.price.feature-plan .btn-ghost{background:var(--brand);color:#fff;border-color:var(--brand)}
.price.feature-plan .btn-ghost:hover{background:var(--brand-ink);border-color:var(--brand-ink)}
.price-note{text-align:center;margin-top:22px;font-size:14px;color:var(--muted)}
.price-note .lock{color:var(--signal-ink)}

/* ---- about ---- */
.about{display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:start}
.about p{color:var(--muted)}
.contact-card{background:var(--ink);color:var(--text-inv);border-radius:var(--radius);padding:26px}
.contact-card .org{font-weight:800;letter-spacing:-.02em;font-size:18px;margin-bottom:14px;color:#fff}
.contact-card dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:10px 14px}
.contact-card dt{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-inv);padding-top:3px}
.contact-card dd{margin:0;font-size:14.5px;color:var(--text-inv)}
.contact-card a{color:var(--signal)}

/* ---- CTA band ---- */
.cta-band{background:
   radial-gradient(700px 300px at 80% 120%,rgba(255,90,44,.18),transparent 60%),
   var(--ink);color:var(--text-inv);text-align:center;padding:72px 0}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{color:var(--muted-inv);margin:0 auto 26px;max-width:34em}

/* ---- footer ---- */
.foot{background:var(--ink);color:var(--muted-inv);padding:56px 0 30px;border-top:1px solid var(--line-dark)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px}
.foot .brand{margin-bottom:14px}
.foot .tagline{font-size:14px;max-width:24em;color:var(--muted-inv)}
.foot h4{color:var(--text-inv);font-size:13px;letter-spacing:.04em;margin:0 0 14px;font-weight:700}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin:8px 0}
.foot a{color:var(--muted-inv);font-size:14px}
.foot a:hover{color:var(--text-inv)}
.foot address{font-style:normal;font-size:13.5px;line-height:1.6;color:var(--muted-inv)}
.foot-bottom{border-top:1px solid var(--line-dark);margin-top:38px;padding-top:22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted-inv)}

/* =========================================================================
   Legal pages
   ========================================================================= */
.legal-hero{background:var(--ink);color:var(--text-inv);padding:56px 0 40px}
.legal-hero .eyebrow{color:var(--signal)}
.legal-hero h1{color:#fff;font-size:clamp(30px,4.4vw,44px)}
.legal-hero .updated{font-family:var(--mono);font-size:13px;color:var(--muted-inv);margin-top:12px}
.legal{max-width:760px;margin:0 auto;padding:56px 24px 80px}
.legal h2{font-size:22px;margin:38px 0 12px;letter-spacing:-.01em}
.legal h2:first-child{margin-top:0}
.legal h3{font-size:17px;margin:22px 0 8px}
.legal p,.legal li{color:#2a3344;font-size:16px;line-height:1.7}
.legal ul{padding-left:22px}
.legal li{margin:7px 0}
.legal .meta{background:var(--mist);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:16px 18px;font-size:14.5px;color:var(--muted)}
.legal a{color:var(--signal-ink)}
.legal hr{border:0;border-top:1px solid var(--line);margin:34px 0}

/* =========================================================================
   Responsive
   ========================================================================= */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .features,.prices{grid-template-columns:1fr 1fr}
  .deploy,.about{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  body{font-size:16px}
  .nav-links,.nav-login{display:none}
  .features,.prices,.foot-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .hero{padding:60px 0 70px}
  .router-stats{grid-template-columns:1fr 1fr}
  .router-flow{grid-template-columns:1fr;gap:12px}
  .wire{display:none}
  .foot-bottom{flex-direction:column}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .wire .pulse{animation:none;opacity:0}
  .feature:hover{transform:none}
}