/* ===== PDH Tracker — pdhtracker.app marketing site (Pace light theme) =====
   Mirrors the Coastal Dune Labs / actuarycpd.com system so the publisher's
   sites feel like one product. Emerald primary + faint blueprint-grid nod to
   the Engineer / Surveyor app brand. */
:root{
  --accent:#0e8a5f; --accent-press:#0b6e4c; --on-accent:#fff;
  --green:#0e8a5f; --amber:#d98a2b; --coral:#d6502f;
  --navy:#1c5aa8; --navy-deep:#17497f;
  --canvas:#f6f4f0; --canvas-2:#efece6; --surface:#fff; --surface-2:#faf8f5;
  --ink:#1c1a17; --ink-soft:#6f6a63; --ink-faint:#a39a90;
  --hairline:#f1ece5; --hairline-2:#e8e2d9; --track:#ece6dd; --chip:#f3f0ea;
  --accent-soft:color-mix(in srgb, var(--accent) 11%, transparent);
  --sage:color-mix(in srgb, var(--accent) 14%, #fff);
  --shadow-card:0 1px 2px rgba(28,26,23,.04), 0 14px 30px -22px rgba(28,26,23,.22);
  --phone-shadow:drop-shadow(0 14px 22px rgba(18,30,58,.16)) drop-shadow(0 52px 62px rgba(18,30,58,.24));
  --font:'Plus Jakarta Sans',-apple-system,system-ui,sans-serif;
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:84px;}
body{background:var(--canvas);color:var(--ink);font-family:var(--font);
  -webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden;-webkit-tap-highlight-color:transparent;}
a{color:var(--accent);text-decoration:none;-webkit-tap-highlight-color:transparent;}
a:hover{color:var(--accent-press);}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto;} }
img{display:block;max-width:100%;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 max(28px,env(safe-area-inset-left)) 0 max(28px,env(safe-area-inset-right));}
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);}
h1,h2,h3{letter-spacing:-.028em;line-height:1.04;font-weight:800;text-wrap:balance;color:var(--ink);}
p{text-wrap:pretty;}
.muted{color:var(--ink-soft);}

/* ---------- blueprint grid motif ---------- */
.blueprint{position:relative;isolation:isolate;}
.blueprint::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:
    linear-gradient(color-mix(in srgb,var(--navy) 9%,transparent) 1px,transparent 1px),
    linear-gradient(90deg,color-mix(in srgb,var(--navy) 9%,transparent) 1px,transparent 1px);
  background-size:36px 36px;
  -webkit-mask-image:radial-gradient(ellipse 78% 64% at 50% 34%,#000 20%,transparent 76%);
          mask-image:radial-gradient(ellipse 78% 64% at 50% 34%,#000 20%,transparent 76%);}

/* ---------- phone screenshot (pre-framed transparent PNG) ---------- */
.phone{display:block;height:auto;filter:var(--phone-shadow);}

/* ---------- buttons / badges ---------- */
.appstore{display:inline-flex;align-items:center;gap:11px;background:var(--ink);color:#fff;border-radius:15px;
  padding:13px 22px 13px 18px;transition:transform .18s ease, background .18s ease;}
.appstore:hover{transform:translateY(-2px);background:#000;color:#fff;}
.appstore svg{width:27px;height:27px;flex:0 0 27px;fill:#fff;}
.appstore .t{display:flex;flex-direction:column;line-height:1.12;text-align:left;}
.appstore .t small{font-size:11px;font-weight:600;letter-spacing:.02em;opacity:.82;}
.appstore .t b{font-size:19px;font-weight:700;letter-spacing:-.01em;}
.cta-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
.cta-note{font-size:13.5px;font-weight:500;color:var(--ink-soft);max-width:210px;line-height:1.4;}
.cta-note b{color:var(--ink);font-weight:700;}

/* ---------- header ---------- */
header.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb, var(--canvas) 82%, transparent);
  backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid transparent;transition:border-color .3s ease, background .3s ease;}
header.nav.scrolled{border-bottom-color:var(--hairline-2);}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px;gap:18px;}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:17px;letter-spacing:-.02em;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand .mark{width:34px;height:34px;border-radius:10px;flex:0 0 34px;background:var(--navy);display:grid;place-items:center;color:#fff;
  box-shadow:0 4px 10px -4px color-mix(in srgb,var(--navy) 60%, transparent);}
.brand .mark svg{width:21px;height:21px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.brand .mark.navy{background:var(--navy);box-shadow:0 4px 10px -4px color-mix(in srgb,var(--navy) 60%, transparent);}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a{font-size:14.5px;font-weight:600;color:var(--ink-soft);transition:color .15s;}
.nav-links a:hover{color:var(--ink);}
.nav-cta{display:flex;align-items:center;gap:16px;}
.nav-cta .mini{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--navy);color:#fff;min-height:44px;
  font-size:14px;font-weight:700;padding:9px 16px;border-radius:11px;transition:transform .16s, background .16s;white-space:nowrap;}
.nav-cta .mini:hover{transform:translateY(-1px);background:var(--navy-deep);color:#fff;}
.nav-cta .mini svg{width:15px;height:15px;fill:#fff;}
@media(max-width:820px){
  .nav-links{display:none;}
  .nav-in{height:56px;}
  .brand{font-size:15px;font-weight:700;}
  .brand .mark{width:32px;height:32px;flex:0 0 32px;border-radius:9px;}
  .brand .mark svg{width:19px;height:19px;}
  .nav-cta .mini{font-weight:600;min-height:0;padding:9px 15px;}
}

/* ---------- hero (split, used on product pages) ---------- */
.hero{padding:56px 0 44px;position:relative;}
.glow{position:absolute;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 20%,transparent),transparent 70%);
  filter:blur(20px);pointer-events:none;z-index:-1;}
.h-trust{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;font-weight:700;color:var(--ink-faint);letter-spacing:.02em;}
.h-trust .dot{width:4px;height:4px;border-radius:50%;background:var(--ink-faint);opacity:.5;}
.hero-a .grid{display:grid;grid-template-columns:1.06fr .94fr;gap:40px;align-items:center;}
.hero-a h1{font-size:clamp(38px,5.2vw,60px);}
.hero-a h1 .em{color:var(--accent);}
.hero-a .sub{margin-top:22px;font-size:clamp(17px,1.7vw,20px);color:var(--ink-soft);font-weight:500;max-width:32ch;}
.hero-a .cta-row{margin-top:34px;}
.hero-a .h-trust{margin-top:30px;}
.hero-a .art{position:relative;display:flex;justify-content:center;}
.hero-a .art .phone{width:clamp(250px,32vw,330px);}
.hero-a .glow{width:420px;height:420px;top:-30px;right:-30px;}

/* ---------- hub hero + product cards ---------- */
.hero-hub{padding:60px 0 8px;text-align:center;position:relative;}
.hero-hub .top{max-width:820px;margin:0 auto;display:flex;flex-direction:column;align-items:center;}
.hero-hub h1{font-size:clamp(40px,5.6vw,66px);}
.hero-hub h1 .em{color:var(--accent);}
.hero-hub .sub{margin-top:22px;font-size:clamp(17px,1.75vw,21px);color:var(--ink-soft);font-weight:500;max-width:60ch;}
.hero-hub .h-trust{margin-top:26px;justify-content:center;}
.apps{display:grid;grid-template-columns:1fr 1fr;gap:26px;max-width:1080px;margin:52px auto 0;text-align:left;}
.appcard{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--hairline-2);
  border-radius:26px;padding:34px 34px 30px;box-shadow:var(--shadow-card);overflow:hidden;transition:transform .2s ease, box-shadow .2s ease;}
.appcard:hover{transform:translateY(-3px);box-shadow:0 2px 4px rgba(28,26,23,.05),0 30px 60px -30px rgba(28,26,23,.4);}
.appcard .ac-head{display:flex;align-items:center;gap:13px;}
.appcard .ac-mark{width:46px;height:46px;flex:0 0 46px;border-radius:13px;display:grid;place-items:center;color:#fff;overflow:hidden;}
.appcard .ac-mark img{width:100%;height:100%;object-fit:cover;display:block;}
.appcard.eng .ac-mark{background:var(--navy);box-shadow:0 6px 14px -6px color-mix(in srgb,var(--navy) 70%,transparent);}
.appcard.sv .ac-mark{background:var(--ink);box-shadow:0 6px 14px -6px rgba(28,26,23,.6);}
.appcard .ac-titles{display:flex;flex-direction:column;gap:3px;}
.appcard .ac-name{font-size:19px;font-weight:800;letter-spacing:-.02em;}
.appcard .ac-for{font-size:13px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--ink-faint);}
.appcard .ac-desc{margin-top:18px;font-size:15.5px;color:var(--ink-soft);font-weight:500;line-height:1.55;}
.appcard .ac-list{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
.appcard .ac-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;font-weight:600;color:var(--ink);}
.appcard .ac-list svg{width:18px;height:18px;flex:0 0 18px;margin-top:1px;stroke:var(--accent);fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;}
.appcard .ac-art{position:relative;display:flex;justify-content:center;margin:22px 0 6px;min-height:220px;align-items:flex-end;}
.appcard .ac-art .phone{width:min(210px,58%);}
.appcard .ac-art .glow{width:280px;height:280px;bottom:-60px;left:50%;transform:translateX(-50%);}
.appcard .ac-cta{margin-top:auto;padding-top:22px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.appcard .learn{font-size:14.5px;font-weight:700;color:var(--accent);display:inline-flex;align-items:center;gap:6px;}
.appcard .learn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;transition:transform .15s;}
.appcard .learn:hover svg{transform:translateX(3px);}
.appcard .price{font-size:13px;font-weight:600;color:var(--ink-faint);margin-top:12px;}
.appcard .price b{color:var(--ink);font-weight:700;}

/* ---------- standards / coverage strip ---------- */
.strip{padding:30px 0;border-top:1px solid var(--hairline-2);border-bottom:1px solid var(--hairline-2);background:var(--surface-2);}
.strip .lead{font-size:13px;font-weight:700;letter-spacing:.04em;color:var(--ink-faint);text-align:center;margin-bottom:18px;}
.chips{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}
.chip{display:inline-flex;align-items:center;gap:9px;background:var(--surface);border:1px solid var(--hairline-2);
  border-radius:999px;padding:10px 18px;font-size:15px;font-weight:700;color:var(--ink);box-shadow:0 1px 1px rgba(28,26,23,.03);}
.chip i{width:7px;height:7px;border-radius:50%;background:var(--accent);}

/* ---------- section heads ---------- */
.sec{padding:96px 0;}
.sec-head{max-width:680px;margin:0 auto 64px;text-align:center;}
.sec-head h2{font-size:clamp(30px,3.6vw,46px);}
.sec-head p{margin-top:18px;font-size:18px;color:var(--ink-soft);font-weight:500;}

/* ---------- features (alternating rows) ---------- */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:104px;}
.feat:last-child{margin-bottom:0;}
.feat:nth-child(even) .f-art{order:2;}
.feat .f-num{font-size:13px;font-weight:800;color:var(--accent);letter-spacing:.04em;}
.feat h3{font-size:clamp(26px,3vw,38px);margin-top:14px;}
.feat .f-body{margin-top:18px;font-size:17.5px;color:var(--ink-soft);font-weight:500;line-height:1.6;}
.feat ul{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.feat li{display:flex;gap:12px;align-items:flex-start;font-size:16px;font-weight:600;color:var(--ink);}
.feat li svg{width:21px;height:21px;flex:0 0 21px;margin-top:1px;stroke:var(--accent);fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;}
.f-art{display:flex;justify-content:center;position:relative;}
.f-art .phone{width:clamp(230px,26vw,286px);}
.f-art .halo{position:absolute;width:340px;height:340px;border-radius:50%;background:var(--accent-soft);filter:blur(12px);z-index:-1;top:50%;left:50%;transform:translate(-50%,-50%);}

/* ---------- compare (mobile vs web) ---------- */
.compare-sec{background:var(--surface-2);border-top:1px solid var(--hairline-2);border-bottom:1px solid var(--hairline-2);}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:26px;max-width:920px;margin:0 auto;}
.cmp{background:var(--surface);border:1px solid var(--hairline-2);border-radius:22px;padding:34px;box-shadow:var(--shadow-card);}
.cmp.them{background:var(--canvas-2);box-shadow:none;}
.cmp .cmp-h{display:flex;align-items:center;gap:12px;margin-bottom:24px;}
.cmp .cmp-h .tag{font-size:13px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;}
.cmp.us .tag{color:var(--accent);}
.cmp.them .tag{color:var(--ink-faint);}
.cmp ul{display:flex;flex-direction:column;gap:16px;}
.cmp li{display:flex;gap:13px;align-items:flex-start;font-size:16px;font-weight:600;line-height:1.45;}
.cmp.us li{color:var(--ink);}
.cmp.them li{color:var(--ink-soft);}
.cmp li svg{width:22px;height:22px;flex:0 0 22px;margin-top:1px;}
.cmp.us li svg{stroke:var(--accent);fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;}
.cmp.them li svg{stroke:var(--ink-faint);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;}

/* ---------- coverage cards + discipline chips ---------- */
.creds{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:760px;margin:0 auto 56px;}
.cred{background:var(--chip);border-radius:10px;padding:9px 15px;font-size:14.5px;font-weight:700;color:var(--ink);letter-spacing:.01em;}
.std-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:1000px;margin:0 auto;}
.std{background:var(--surface);border:1px solid var(--hairline-2);border-radius:18px;padding:26px;box-shadow:var(--shadow-card);}
.std .nm{font-size:17px;font-weight:800;letter-spacing:-.01em;}
.std .rq{margin-top:8px;font-size:14.5px;font-weight:600;color:var(--accent);}
.std .ds{margin-top:10px;font-size:14px;color:var(--ink-soft);font-weight:500;line-height:1.5;}
.engine{max-width:780px;margin:54px auto 0;text-align:center;background:var(--accent-soft);
  border:1px solid color-mix(in srgb,var(--accent) 22%,transparent);border-radius:20px;padding:34px 38px;}
.engine p{font-size:18px;font-weight:600;color:var(--ink);line-height:1.55;}
.engine p b{color:var(--accent);}
.disclaimer{max-width:820px;margin:38px auto 0;text-align:center;font-size:13.5px;color:var(--ink-faint);font-weight:500;line-height:1.6;}

/* ---------- final CTA ---------- */
.final{background:var(--ink);color:#fff;text-align:center;padding:104px 0;position:relative;overflow:hidden;}
.final::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:40px 40px;-webkit-mask-image:radial-gradient(ellipse 70% 70% at 50% 30%,#000,transparent 72%);mask-image:radial-gradient(ellipse 70% 70% at 50% 30%,#000,transparent 72%);}
.final .glow{width:680px;height:680px;top:-240px;left:50%;transform:translateX(-50%);
  background:radial-gradient(circle,color-mix(in srgb,var(--accent) 42%,transparent),transparent 68%);opacity:.55;}
.final .eyebrow{color:color-mix(in srgb,var(--accent) 62%,#fff);position:relative;}
.final h2{font-size:clamp(34px,4.6vw,58px);color:#fff;position:relative;}
.final .sub{margin:20px auto 0;font-size:19px;color:#cfc8bd;font-weight:500;max-width:48ch;position:relative;}
.final .cta-row{justify-content:center;margin-top:38px;position:relative;gap:16px;}
.final .appstore{background:#fff;color:var(--ink);}
.final .appstore:hover{background:#fff;color:var(--ink);}
.final .appstore svg{fill:var(--ink);}
.final .appstore .ax{display:flex;flex-direction:column;line-height:1.12;text-align:left;}
.final .appstore .ax b{font-size:15px;font-weight:800;}
.final .appstore .ax small{font-size:11px;font-weight:600;opacity:.7;}
.final .pricing{margin-top:26px;font-size:15px;font-weight:600;color:#a39a90;position:relative;}
.final .pricing b{color:#fff;}

/* ---------- footer ---------- */
footer{background:var(--canvas);padding:56px 0 calc(44px + env(safe-area-inset-bottom));border-top:1px solid var(--hairline-2);}
.foot-in{display:flex;align-items:flex-start;justify-content:space-between;gap:30px;flex-wrap:wrap;}
.foot-brand{display:flex;flex-direction:column;gap:12px;max-width:360px;}
.foot-brand .brand{font-size:16px;}
.foot-brand p{font-size:13.5px;color:var(--ink-soft);font-weight:500;line-height:1.5;}
.foot-links{display:flex;gap:54px;flex-wrap:wrap;}
.foot-col{display:flex;flex-direction:column;gap:11px;}
.foot-col .ttl{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:3px;}
.foot-col a{font-size:14.5px;font-weight:600;color:var(--ink-soft);transition:color .15s;}
.foot-col a:hover{color:var(--accent);}
.foot-bot{margin-top:40px;padding-top:24px;border-top:1px solid var(--hairline);font-size:13px;color:var(--ink-faint);font-weight:500;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}

/* ---------- responsive ---------- */
@media(max-width:860px){
  .hero-a .grid{grid-template-columns:1fr;gap:18px;text-align:center;}
  .hero-a .sub{max-width:none;margin-left:auto;margin-right:auto;}
  .hero-a .cta-row,.hero-a .h-trust{justify-content:center;}
  .hero-a .art{margin-top:20px;}
  .apps{grid-template-columns:1fr;max-width:520px;}
  .feat{grid-template-columns:1fr;gap:30px;margin-bottom:72px;}
  .feat:nth-child(even) .f-art{order:0;}
  .feat .f-txt{text-align:center;}
  .feat ul{align-items:flex-start;max-width:360px;margin-left:auto;margin-right:auto;}
  .feat li{text-align:left;}
  .compare{grid-template-columns:1fr;}
  .std-grid{grid-template-columns:1fr;max-width:440px;}
  .sec{padding:68px 0;}
}
@media(max-width:430px){
  .wrap{padding-left:max(20px,env(safe-area-inset-left));padding-right:max(20px,env(safe-area-inset-right));}
  .hero{padding:36px 0 28px;}
  .cta-row{gap:14px;}
  .appstore{width:100%;justify-content:center;padding:15px 22px;}
  .cta-note{max-width:none;text-align:center;width:100%;}
  .final .cta-row .appstore{width:100%;}
  .sec{padding:56px 0;}
  .feat{margin-bottom:56px;}
  .appcard{padding:28px 24px;}
  .foot-bot{flex-direction:column;gap:6px;}
}

/* ===== Legal + contact subpages ===== */
.subpage{padding:54px 0 8px;}
.legal{max-width:760px;margin:0 auto;}
.breadcrumb{font-size:13.5px;font-weight:600;color:var(--ink-faint);margin-bottom:16px;}
.breadcrumb a{color:var(--ink-soft);}
.breadcrumb a:hover{color:var(--accent);}
.legal-header{padding-bottom:26px;margin-bottom:34px;border-bottom:1px solid var(--hairline-2);}
.legal-header h1{font-size:clamp(30px,5vw,40px);margin-bottom:14px;}
.legal-header .meta{font-size:14px;color:var(--ink-soft);font-weight:500;}
.legal-content{font-size:16px;line-height:1.68;color:var(--ink);}
.legal-content > p{margin-bottom:18px;color:var(--ink-soft);}
.legal-content h2{font-size:21px;font-weight:800;margin:38px 0 14px;letter-spacing:-.02em;}
.legal-content h3{font-size:16.5px;font-weight:700;margin:24px 0 9px;letter-spacing:-.01em;}
.legal-content ul{margin:0 0 18px;padding-left:22px;color:var(--ink-soft);}
.legal-content li{margin-bottom:8px;line-height:1.6;}
.legal-content a{color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:2px;text-decoration-thickness:1px;}
.legal-content a:hover{color:var(--accent-press);}

.contact-intro{font-size:16px;line-height:1.62;color:var(--ink-soft);max-width:560px;margin-bottom:6px;}
.contact-intro + .contact-intro{margin-top:10px;}
.form{max-width:560px;margin-top:30px;}
.form .field{margin-bottom:20px;}
.form label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:7px;}
.form input,.form textarea{width:100%;padding:12px 14px;border:1px solid var(--hairline-2);border-radius:11px;
  font-family:var(--font);font-size:15px;color:var(--ink);background:var(--surface);transition:border-color .15s ease, box-shadow .15s ease;}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);}
.form textarea{resize:vertical;min-height:150px;}
.form .hp{position:absolute;left:-9999px;}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:var(--on-accent);
  font-family:var(--font);font-size:15px;font-weight:700;padding:13px 28px;border:none;border-radius:12px;cursor:pointer;
  transition:transform .16s ease, background .16s ease;}
.btn:hover{transform:translateY(-1px);background:var(--accent-press);color:#fff;}
@media(max-width:520px){ .btn{width:100%;} }