/* Leadtrak.ai — Direction B "Daylight"
   Design tokens mirror build/docs/DESIGN-SYSTEM.md exactly. */

:root{
  --brand-50:#EEF2FF; --brand-100:#E0E7FF; --brand-200:#C7D2FE; --brand-300:#A5B4FC;
  --brand-400:#818CF8; --brand-500:#3B5BFD; --brand-600:#2E49DB; --brand-700:#2439B0; --brand-900:#1B2A80;
  --ink:#0F172A; --body:#475569; --muted:#94A3B8; --faint:#CBD5E1;
  --line:#E2E8F0; --hairline:#F1F5F9; --surface:#fff; --canvas:#F7F8FA;
  --good:#059669; --goodbg:#ECFDF5; --warn:#D97706; --warnbg:#FFFBEB; --bad:#DC2626; --badbg:#FEF2F2;
  --maxw:1140px;
  --font:ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:15px;line-height:1.6;color:var(--body);background:var(--surface);-webkit-font-smoothing:antialiased}
.tnum{font-variant-numeric:tabular-nums}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--brand-600);text-decoration:none}
a:hover{text-decoration:underline}

/* Pricing hidden pre-launch (reversible): add this class to any /pricing/ link
   or section to hide it. Remove class + this rule to show pricing again. */
.pricing-hidden{display:none !important}
h1,h2,h3,h4{color:var(--ink);margin:0 0 .5em;font-weight:600;letter-spacing:-.02em;line-height:1.18}
h1{font-size:clamp(30px,5vw,50px)}
h2{font-size:clamp(23px,3.2vw,33px)}
h3{font-size:17px}
p{margin:0 0 1em}
ul{margin:0 0 1em;padding-left:1.15em}
li{margin-bottom:.4em}
:focus-visible{outline:2px solid var(--brand-500);outline-offset:2px;border-radius:4px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:76px 0}
.section--tight{padding:52px 0}
.section--canvas{background:var(--canvas)}
.section--ink{background:var(--ink)}
.center{text-align:center}
.lede{font-size:18px;color:var(--body);max-width:63ch}
.center .lede{margin-left:auto;margin-right:auto}
.overline{font-size:10px;text-transform:uppercase;letter-spacing:.11em;color:var(--muted);font-weight:600;margin:0 0 12px}

/* skip link */
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:6px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:28px;height:62px}
.brand{display:flex;align-items:center;gap:9px;font-weight:600;color:var(--ink);font-size:16.5px;letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand svg,.brand img{width:27px;height:27px;object-fit:contain;display:block}
.brand .dotai{color:var(--brand-500);font-weight:500}
.nav-links{display:flex;gap:22px;margin-left:8px}
.nav-links a{font-size:13.5px;color:var(--body);font-weight:500}
.nav-links a:hover{color:var(--ink);text-decoration:none}
.nav-cta{margin-left:auto;display:flex;align-items:center;gap:14px}

/* ---------- buttons ---------- */
.btn{display:inline-block;border-radius:6px;padding:11px 18px;font-size:13.5px;font-weight:500;border:1px solid transparent;cursor:pointer;transition:background .15s,border-color .15s}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#1e293b}
.btn-brand{background:var(--brand-500);color:#fff}
.btn-brand:hover{background:var(--brand-600)}
.btn-secondary{background:var(--surface);border-color:var(--line);color:var(--body)}
.btn-secondary:hover{background:var(--hairline);color:var(--ink)}
.btn-ghost{color:var(--body);padding:11px 4px}
.btn-ghost:hover{color:var(--ink)}
.btn-lg{padding:13px 24px;font-size:15px}
.btn-row{display:flex;gap:12px;flex-wrap:wrap}
.center .btn-row{justify-content:center}
.microcopy{font-size:12.5px;color:var(--muted);margin-top:14px}

/* ---------- hero ---------- */
.hero{padding:76px 0 60px;background:
  radial-gradient(900px 420px at 78% -12%, var(--brand-50) 0%, rgba(238,242,255,0) 62%),
  linear-gradient(180deg,#fff 0%,var(--canvas) 100%)}
.hero h1{max-width:15ch}
.hero .lede{margin-bottom:26px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--brand-50);border:1px solid var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:500;padding:5px 12px;border-radius:999px;margin-bottom:20px}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-500)}

/* ---------- cards / grids ---------- */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:24px}
.card h3{margin-bottom:6px}
.card p:last-child{margin-bottom:0}
.card p{font-size:13.5px}
.card-icon{width:34px;height:34px;border-radius:8px;background:var(--brand-50);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card-icon svg{width:18px;height:18px;stroke:var(--brand-500);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}

/* numbered steps */
.step-num{font-size:11px;font-weight:600;color:var(--brand-500);letter-spacing:.08em;margin-bottom:10px}

/* ---------- metric strip ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.metric{background:var(--surface);padding:22px}
.metric .v{font-size:27px;font-weight:600;color:var(--ink);letter-spacing:-.02em;line-height:1.1}
.metric .l{font-size:11.5px;color:var(--muted);margin-top:5px}

/* ---------- product shot ---------- */
.shot{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);box-shadow:0 1px 2px rgba(15,23,42,.04),0 12px 40px -12px rgba(15,23,42,.14)}
.shot img{width:100%}
.shot-cap{font-size:12px;color:var(--body);text-align:center;margin-top:10px}

/* visually hidden but available to screen readers */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- pricing ---------- */
.plans{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;align-items:start}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px;display:flex;flex-direction:column;height:100%}
.plan--featured{border:2px solid var(--brand-500);position:relative}
.plan-tag{position:absolute;top:-11px;left:50%;transform:translateX(-50%);background:var(--brand-500);color:#fff;font-size:10px;font-weight:600;padding:4px 11px;border-radius:999px;letter-spacing:.03em;white-space:nowrap}
.plan-name{font-size:14px;font-weight:600;color:var(--ink)}
.plan-for{font-size:11.5px;color:var(--muted);margin:2px 0 16px}
.plan-price{font-size:30px;font-weight:600;color:var(--ink);letter-spacing:-.025em;line-height:1}
.plan-per{font-size:11px;color:var(--muted);margin:6px 0 18px}
.plan ul{list-style:none;padding:0;margin:18px 0 0;font-size:12.5px}
.plan li{display:flex;gap:8px;align-items:flex-start;margin-bottom:9px;color:var(--body)}
.plan li::before{content:"";flex:none;width:14px;height:14px;margin-top:2px;border-radius:50%;background:var(--goodbg);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.6 6.2l2.2 2.2 4.6-4.8' fill='none' stroke='%23059669' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:center}
.plan li.off{color:var(--faint)}
.plan li.off::before{background:var(--hairline);background-image:none}
.plan .btn{width:100%;text-align:center;margin-top:auto}
.plan-foot{font-size:11px;color:var(--muted);margin-top:12px;text-align:center}

/* ---------- comparison table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:13px;background:var(--surface)}
th,td{text-align:left;padding:13px 16px;border-bottom:1px solid var(--hairline)}
thead th{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:600;background:var(--canvas);border-bottom:1px solid var(--line)}
tbody tr:last-child td{border-bottom:none}
td:first-child{color:var(--ink);font-weight:500}
td + td, th + th{text-align:right}
.yes{color:var(--good);font-weight:600}
.no{color:var(--faint)}
.part{color:var(--warn)}
.soon{color:var(--warn);font-weight:600}
.plan li.soon-item{color:var(--muted)}
.plan li.soon-item::before{background:var(--hairline);background-image:none}
.plan li.soon-item em{font-style:normal;color:var(--warn);font-weight:600}

/* ---------- quote / callout ---------- */
.callout{border-left:3px solid var(--brand-500);background:var(--brand-50);padding:18px 22px;border-radius:0 8px 8px 0;font-size:14px;color:var(--ink)}
.callout p:last-child{margin-bottom:0}

/* ---------- CTA band ---------- */
.cta-band{background:var(--ink);border-radius:14px;padding:52px 40px;text-align:center;color:#fff}
.cta-band h2{color:#fff}
.cta-band p{color:#94A3B8;max-width:54ch;margin-left:auto;margin-right:auto}

/* ---------- FAQ ---------- */
details{border:1px solid var(--line);border-radius:10px;padding:16px 20px;margin-bottom:10px;background:var(--surface)}
details[open]{border-color:var(--brand-200)}
summary{cursor:pointer;font-weight:500;color:var(--ink);font-size:14.5px;list-style:none}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";float:right;color:var(--muted);font-weight:400}
details[open] summary::after{content:"−"}
details p{margin:12px 0 0;font-size:13.5px}

/* ---------- footer ---------- */
.site-footer{background:var(--canvas);border-top:1px solid var(--line);padding:52px 0 30px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:32px}
.foot-grid h4{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:600;margin-bottom:12px}
.foot-grid ul{list-style:none;padding:0;margin:0}
.foot-grid li{margin-bottom:8px}
.foot-grid a{font-size:13px;color:var(--body)}
.foot-grid a:hover{color:var(--ink)}
.foot-bot{border-top:1px solid var(--line);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--muted)}

/* ---------- breadcrumb ---------- */
.crumb{font-size:12px;color:var(--muted);padding:18px 0 0}
.crumb a{color:var(--muted)}

/* ---------- prose (blog/legal) ---------- */
.prose{max-width:70ch}
.prose h2{margin-top:1.6em}
.prose h3{margin-top:1.4em}
.prose ul{padding-left:1.25em}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .plans{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr 1fr}
}
@media (max-width:720px){
  .section{padding:52px 0}
  .nav-links{display:none}
  .grid-2,.grid-3,.grid-4,.plans{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:38px 22px}
  .hero{padding:52px 0 44px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* Pre-registration (coming soon) block */
.prereg{max-width:560px;margin:26px auto 0}
.prereg-form{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.prereg-form input[type=email],
.prereg-form input[type=url]{flex:1 1 240px;min-width:0;padding:13px 15px;font-size:15px;
  border:1px solid var(--line,#E2E8F0);border-radius:12px;background:#fff;color:#0F172A}
.prereg-form input::placeholder{color:#94A3B8}
.prereg-form .btn{white-space:nowrap}
.prereg-note{margin:12px 0 0;font-size:13px;color:#64748B}
.prereg-error{margin:12px 0 0;font-size:14px;color:#DC2626;font-weight:600}
.prereg-thanks{margin:26px auto 0;padding:26px;border:1px solid #E2E8F0;border-radius:16px;
  background:#F8FAFC;max-width:560px}
.prereg-thanks h2{margin:0 0 8px;font-size:1.4rem}
.overline{text-transform:uppercase;letter-spacing:.08em;font-size:13px;font-weight:700;color:#3B5BFD;margin:0 0 10px}