/* ==========================================================================
   Princeton Auto Detailing — carcoatingpenang.com.my
   Design system: "Strata" — paint layers as the structural motif.
   Palette derived from the Princeton crown mark.
   ========================================================================== */

:root{
  /* Brand — sampled from the Princeton logo */
  --orange:#6FC4E0;
  --gold:#A8E4F5;
  --orange-deep:#3E9FC4;
  --ember:#12556B;

  /* Surfaces */
  --ink:#08090B;
  --ink-2:#101317;
  --ink-3:#171C21;
  --hairline:rgba(111,196,224,.20);
  --hairline-soft:rgba(255,255,255,.09);

  /* Paper (light sections) */
  --paper:#F4F6F7;
  --paper-2:#E6EBEE;
  --paper-ink:#0E1518;

  /* Text */
  --text:#F2F0ED;
  --mist:#9C9CA4;
  --mist-2:#6E6E77;

  /* Type */
  --display:"Marcellus",Georgia,"Times New Roman",serif;
  --body:"Jost",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --mono:"Space Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  /* Rhythm */
  --wrap:1180px;
  --gut:clamp(20px,5vw,44px);
  --sec:clamp(64px,9vw,116px);
  --r:4px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
}
body{
  margin:0;background:var(--ink);color:var(--text);
  font-family:var(--body);font-size:17px;line-height:1.72;font-weight:300;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--gold);text-decoration:none}
a:hover{color:var(--orange)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}

/* ---------- Type scale ---------- */
h1,h2,h3,h4{font-family:var(--display);font-weight:400;letter-spacing:-.01em;line-height:1.12;margin:0 0 .5em}
h1{font-size:clamp(2.35rem,6.2vw,4.15rem)}
h2{font-size:clamp(1.85rem,4vw,2.85rem)}
h3{font-size:clamp(1.25rem,2.2vw,1.6rem);line-height:1.25}
h4{font-size:1.08rem;font-family:var(--body);font-weight:500;letter-spacing:.01em}
p{margin:0 0 1.15em}
strong{font-weight:600;color:#fff}

.eyebrow{
  font-family:var(--mono);font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--orange);margin:0 0 1rem;display:flex;align-items:center;gap:.7rem;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--orange);flex:none}
.lede{font-size:clamp(1.05rem,1.6vw,1.22rem);color:#CFCDCB;font-weight:300;max-width:62ch}

/* ---------- Layout ---------- */
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.wrap-narrow{max-width:800px;margin-inline:auto;padding-inline:var(--gut)}
section{padding-block:var(--sec)}
.paper{background:var(--paper);color:var(--paper-ink)}
.paper h1,.paper h2,.paper h3{color:#0E0E10}
.paper p{color:#3A3A42}
.paper .lede{color:#44444E}
.paper strong{color:#0E0E10}
.paper a{color:var(--orange-deep)}
.paper .eyebrow{color:var(--orange-deep)}
.paper .eyebrow::before{background:var(--orange-deep)}

/* ---------- Strata rule (signature motif: paint layers in cross-section) --- */
.strata{display:flex;height:7px;width:100%;overflow:hidden;border-radius:1px}
.strata i{display:block;flex:1}
.strata i:nth-child(1){background:var(--gold);flex:.6}
.strata i:nth-child(2){background:var(--orange)}
.strata i:nth-child(3){background:var(--orange-deep);flex:1.5}
.strata i:nth-child(4){background:var(--ember);flex:2.4}
.strata i:nth-child(5){background:#2A2A30;flex:3}
.strata--thin{height:3px}

/* ---------- Header ---------- */
.topbar{
  background:linear-gradient(90deg,var(--ember),var(--orange-deep) 45%,var(--orange));
  color:#1A1105;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;
}
.topbar .wrap{display:flex;gap:1.2rem;justify-content:center;flex-wrap:wrap;padding-block:7px;text-align:center}
.topbar a{color:#1A1105;font-weight:700}
.topbar a:hover{color:#000}

.site-head{position:sticky;top:0;z-index:60;background:rgba(11,11,12,.93);backdrop-filter:blur(14px);border-bottom:1px solid var(--hairline-soft)}
.head-in{display:flex;align-items:center;gap:1.5rem;padding-block:14px}
.brand{display:flex;align-items:center;flex:none}
.brand img{width:auto;height:38px}
.nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav a{
  color:#DCDAD8;font-size:.9rem;letter-spacing:.02em;padding:10px 13px;border-radius:var(--r);
  transition:color .18s,background .18s;font-weight:400;white-space:nowrap;
}
.nav a:hover,.nav a[aria-current="page"]{color:#fff;background:rgba(111,196,224,.12)}
.nav a[aria-current="page"]{color:var(--gold)}
.has-sub{position:relative}
.has-sub>button{
  background:none;border:0;color:#DCDAD8;font:inherit;font-size:.9rem;cursor:pointer;
  padding:10px 13px;border-radius:var(--r);display:flex;align-items:center;gap:6px;
}
.has-sub>button:hover{color:#fff;background:rgba(111,196,224,.12)}
.has-sub>button svg{width:9px;height:9px;transition:transform .2s}
.has-sub[data-open="true"]>button svg{transform:rotate(180deg)}
.submenu{
  position:absolute;top:calc(100% + 8px);left:0;min-width:290px;background:var(--ink-2);
  border:1px solid var(--hairline);border-radius:var(--r);padding:8px;
  box-shadow:0 24px 60px rgba(0,0,0,.6);display:none;
}
.has-sub[data-open="true"] .submenu{display:block}
.submenu a{display:block;padding:9px 12px;font-size:.87rem;color:#CFCDCB}
.submenu a:hover{background:rgba(111,196,224,.12);color:var(--gold)}
.head-cta{flex:none;margin-left:6px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--hairline);border-radius:var(--r);width:46px;height:42px;cursor:pointer;padding:0}
.burger span{display:block;width:20px;height:2px;background:var(--gold);margin:4px auto;transition:.24s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;padding:14px 26px;border-radius:2px;
  font-family:var(--body);font-size:.87rem;font-weight:500;letter-spacing:.09em;text-transform:uppercase;
  border:1px solid transparent;cursor:pointer;transition:transform .16s,box-shadow .2s,background .2s,color .2s;
}
.btn-primary{background:linear-gradient(135deg,var(--gold),var(--orange) 55%,var(--orange-deep));color:#160D02;box-shadow:0 8px 26px rgba(111,196,224,.26)}
.btn-primary:hover{color:#000;transform:translateY(-2px);box-shadow:0 14px 34px rgba(111,196,224,.4)}
.btn-ghost{border-color:var(--hairline);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--orange);color:var(--gold);background:rgba(111,196,224,.08)}
.paper .btn-ghost{border-color:rgba(0,0,0,.2);color:#0E1518}
.paper .btn-ghost:hover{border-color:var(--orange-deep);color:var(--orange-deep)}
.btn-wa{background:#1E9E52;color:#fff;box-shadow:0 8px 24px rgba(30,158,82,.24)}
.btn-wa:hover{background:#178a46;color:#fff;transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:.76rem}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:2rem}

/* ---------- Hero ---------- */
.hero{position:relative;padding-block:clamp(56px,8vw,96px) clamp(56px,8vw,100px);overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 78% 8%,rgba(111,196,224,.18),transparent 62%),
    radial-gradient(700px 500px at 6% 92%,rgba(62,159,196,.16),transparent 60%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(28px,5vw,64px);align-items:center}
.hero h1 span{color:var(--orange);display:block}
.hero .lede{margin-top:1.4rem}
.trustline{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin-top:2rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mist)}
.trustline b{color:var(--gold);font-weight:400}

/* Hero signature: cross-section panel */
.xsec{background:var(--ink-2);border:1px solid var(--hairline);border-radius:var(--r);padding:clamp(20px,3vw,30px)}
.xsec-head{display:flex;justify-content:space-between;align-items:baseline;font-family:var(--mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mist-2);margin-bottom:1.1rem}
.xsec-head b{color:var(--gold);font-weight:400}
.layer{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.layer:last-child{border-bottom:0}
.layer-swatch{width:42px;height:14px;border-radius:1px;flex:none}
.layer-name{font-size:.88rem;color:#DEDCDA}
.layer-spec{font-family:var(--mono);font-size:.72rem;color:var(--orange);white-space:nowrap}
.xsec-foot{margin-top:1.2rem;padding-top:1rem;border-top:1px solid var(--hairline-soft);font-size:.82rem;color:var(--mist)}

/* ---------- Cards ---------- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--ink-2);border:1px solid var(--hairline-soft);border-radius:var(--r);
  padding:26px;transition:border-color .22s,transform .22s,background .22s;position:relative;
}
.card:hover{border-color:var(--hairline);transform:translateY(-3px);background:var(--ink-3)}
.card h3{margin-bottom:.5rem;font-size:1.22rem}
.card p{font-size:.94rem;color:var(--mist);margin-bottom:1rem}
.card .more{font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange)}
.card-num{font-family:var(--mono);font-size:.7rem;color:var(--mist-2);letter-spacing:.16em;margin-bottom:.9rem;display:block}
.paper .card{background:#fff;border-color:rgba(0,0,0,.09);box-shadow:0 1px 3px rgba(0,0,0,.04)}
.paper .card:hover{border-color:rgba(111,196,224,.5);background:#fff}
.paper .card p{color:#4A4A54}

.icon-badge{width:44px;height:44px;border-radius:2px;background:linear-gradient(135deg,rgba(168,228,245,.18),rgba(111,196,224,.08));border:1px solid var(--hairline);display:grid;place-items:center;margin-bottom:1.1rem}
.icon-badge svg{width:22px;height:22px;stroke:var(--gold);fill:none;stroke-width:1.5}
.paper .icon-badge svg{stroke:var(--orange-deep)}

/* ---------- Prose ---------- */
.prose{max-width:74ch}
.prose h2{margin-top:2.6em;padding-top:.2em}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:2em;color:#fff}
.paper .prose h3{color:#0E0E10}
.prose ul,.prose ol{padding-left:1.25em;margin:0 0 1.3em}
.prose li{margin-bottom:.55em}
.prose li::marker{color:var(--orange)}
.prose blockquote{
  margin:1.8em 0;padding:18px 22px;border-left:3px solid var(--orange);
  background:rgba(111,196,224,.06);font-size:1.02rem;color:#E4E2E0;
}
.paper .prose blockquote{background:rgba(111,196,224,.09);color:#2A2A32}
.callout{border:1px solid var(--hairline);border-radius:var(--r);padding:22px 24px;margin:2em 0;background:var(--ink-2)}
.callout h4{color:var(--gold);margin-bottom:.5rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase}
.callout p:last-child{margin-bottom:0}
.paper .callout{background:#fff;border-color:rgba(0,0,0,.1)}
.paper .callout h4{color:var(--orange-deep)}

/* ---------- Tables ---------- */
.tbl-wrap{overflow-x:auto;margin:1.8em 0;border:1px solid var(--hairline-soft);border-radius:var(--r)}
table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:560px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--hairline-soft);vertical-align:top}
thead th{background:rgba(111,196,224,.1);font-family:var(--mono);font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--gold);font-weight:400}
tbody tr:last-child td{border-bottom:0}
tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
td strong{color:#fff}
.paper thead th{color:var(--orange-deep);background:rgba(111,196,224,.12)}
.paper td strong{color:#0E0E10}
.paper tbody tr:nth-child(even){background:rgba(0,0,0,.02)}

/* Lazy comparison table */
.cmp[data-lazy]{min-height:220px}
.cmp-skel{display:grid;gap:10px;padding:20px}
.cmp-skel i{display:block;height:16px;border-radius:2px;background:linear-gradient(90deg,rgba(255,255,255,.05),rgba(255,255,255,.11),rgba(255,255,255,.05));background-size:200% 100%;animation:shimmer 1.4s infinite}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.cmp-note{font-family:var(--mono);font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--mist-2);margin-top:.6rem}

/* ---------- FAQ (accordion) ---------- */
.faq{border-top:1px solid var(--hairline-soft)}
.faq details{border-bottom:1px solid var(--hairline-soft)}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 44px 20px 0;position:relative;
  font-family:var(--display);font-size:clamp(1.02rem,1.7vw,1.2rem);color:#fff;line-height:1.35;
}
.paper .faq summary{color:#0E0E10}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:8px;top:50%;width:11px;height:11px;
  border-right:2px solid var(--orange);border-bottom:2px solid var(--orange);
  transform:translateY(-70%) rotate(45deg);transition:transform .22s;
}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq .ans{padding:0 8px 22px 0;color:var(--mist);font-size:.97rem;max-width:80ch}
.paper .faq .ans{color:#4A4A54}
.faq .ans p:last-child{margin-bottom:0}

/* ---------- Price cards ---------- */
.price{display:flex;flex-direction:column;background:var(--ink-2);border:1px solid var(--hairline-soft);border-radius:var(--r);padding:28px;position:relative}
.price.feature{border-color:var(--orange);background:linear-gradient(180deg,rgba(111,196,224,.09),var(--ink-2) 45%)}
.price .tag{position:absolute;top:-11px;left:28px;background:var(--orange);color:#160D02;font-family:var(--mono);font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;padding:4px 11px;border-radius:1px}
.price .amt{font-family:var(--display);font-size:2.3rem;color:var(--gold);line-height:1;margin:.3rem 0 .1rem}
.price .amt small{font-family:var(--mono);font-size:.72rem;color:var(--mist-2);letter-spacing:.1em;display:block;margin-top:.7rem}
.price ul{list-style:none;padding:0;margin:1.4rem 0;flex:1}
.price li{padding-left:24px;position:relative;font-size:.9rem;color:#CFCDCB;margin-bottom:.6rem}
.price li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:5px;border-left:2px solid var(--orange);border-bottom:2px solid var(--orange);transform:rotate(-45deg)}

/* ---------- Steps ---------- */
.steps{counter-reset:s;display:grid;gap:2px}
.step{display:grid;grid-template-columns:74px 1fr;gap:22px;padding:24px 0;border-bottom:1px solid var(--hairline-soft);align-items:start}
.step:last-child{border-bottom:0}
.step-n{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;color:var(--orange);padding-top:.35em}
.step h3{font-size:1.15rem;margin-bottom:.35rem}
.step p{margin:0;color:var(--mist);font-size:.95rem}
.paper .step p{color:#4A4A54}

/* ---------- Breadcrumb ---------- */
.crumbs{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mist-2);padding-block:20px 0}
.crumbs a{color:var(--mist)}
.crumbs a:hover{color:var(--gold)}
.crumbs span{margin:0 .5rem;opacity:.5}

/* ---------- Page hero (inner) ---------- */
.phero{padding-block:clamp(36px,5vw,60px) clamp(44px,6vw,72px);position:relative;overflow:hidden}
.phero::before{content:"";position:absolute;inset:0;background:radial-gradient(760px 340px at 82% 0%,rgba(111,196,224,.14),transparent 62%);pointer-events:none}
.phero>*{position:relative}
.phero .lede{margin-top:1.2rem}
.meta{font-family:var(--mono);font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;color:var(--mist-2);margin-top:1.6rem}
.meta b{color:var(--gold);font-weight:400}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--hairline-soft);border:1px solid var(--hairline-soft);border-radius:var(--r);overflow:hidden}
.stat{background:var(--ink);padding:26px 22px;text-align:center}
.paper .stat{background:var(--paper)}
.stat b{display:block;font-family:var(--display);font-size:2.1rem;color:var(--gold);line-height:1}
.paper .stat b{color:var(--orange-deep)}
.stat span{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mist-2);display:block;margin-top:.6rem}

/* ---------- Link cluster (internal linking blocks) ---------- */
.cluster{background:var(--ink-2);border:1px solid var(--hairline);border-radius:var(--r);padding:28px}
.paper .cluster{background:#fff;border-color:rgba(0,0,0,.1)}
.cluster h3{font-size:1.1rem;margin-bottom:1rem}
.linklist{list-style:none;padding:0;margin:0;display:grid;gap:2px}
.linklist a{display:block;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.08);font-size:.93rem;color:#D6D4D2}
.paper .linklist a{border-bottom-color:rgba(0,0,0,.08);color:#3A3A42}
.linklist a:hover{color:var(--gold);padding-left:6px;transition:padding .16s}
.paper .linklist a:hover{color:var(--orange-deep)}
.linklist a::before{content:"→ ";color:var(--orange);font-family:var(--mono);font-size:.82em}

/* ---------- Reviews ---------- */
.quote{background:var(--ink-2);border:1px solid var(--hairline-soft);border-left:3px solid var(--orange);border-radius:var(--r);padding:26px}
.paper .quote{background:#fff;border-color:rgba(0,0,0,.09);border-left-color:var(--orange)}
.quote p{font-size:1rem;color:#DEDCDA;font-style:italic}
.paper .quote p{color:#33333B}
.quote cite{font-style:normal;font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--orange)}
.stars{color:var(--gold);letter-spacing:.18em;font-size:.9rem;margin-bottom:.8rem}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(135deg,var(--ember) 0%,var(--orange-deep) 42%,var(--orange) 100%);color:#170F03}
.cta-band h2{color:#170F03}
.cta-band p{color:#3A2708;max-width:60ch}
.cta-band .btn-ghost{border-color:rgba(0,0,0,.35);color:#170F03}
.cta-band .btn-ghost:hover{background:rgba(0,0,0,.1);color:#000;border-color:#000}
.cta-band .btn-primary{background:#08090B;color:var(--gold);box-shadow:none}
.cta-band .btn-primary:hover{background:#000;color:var(--gold)}

/* ---------- Footer ---------- */
.site-foot{background:#08080A;border-top:1px solid var(--hairline);padding-block:clamp(48px,6vw,72px) 0;font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.foot-grid h4{color:var(--gold);font-family:var(--mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:1.1rem;font-weight:400}
.foot-grid ul{list-style:none;padding:0;margin:0}
.foot-grid li{margin-bottom:.55rem}
.foot-grid a{color:#A8A6A4;font-size:.88rem}
.foot-grid a:hover{color:var(--gold)}
.foot-brand img{height:60px;margin-bottom:1.1rem}
.foot-brand p{color:var(--mist);font-size:.88rem;max-width:36ch}
.nap{font-style:normal;color:var(--mist);font-size:.88rem;line-height:1.9}
.nap b{color:#DEDCDA;font-weight:500}
.foot-bottom{border-top:1px solid var(--hairline-soft);margin-top:44px;padding-block:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--mist-2);font-family:var(--mono);font-size:.68rem;letter-spacing:.08em}
.foot-bottom a{color:var(--mist-2)}
.foot-bottom a:hover{color:var(--gold)}

/* ---------- Floating WhatsApp ---------- */
.fab{position:fixed;right:18px;bottom:18px;z-index:70;display:flex;align-items:center;gap:10px;background:#1E9E52;color:#fff;padding:13px 18px;border-radius:40px;box-shadow:0 10px 32px rgba(0,0,0,.45);font-size:.85rem;font-weight:500;letter-spacing:.02em}
.fab:hover{background:#178a46;color:#fff;transform:translateY(-2px);transition:.18s}
.fab svg{width:19px;height:19px;fill:#fff}

/* ---------- Utilities ---------- */
.mt0{margin-top:0}.mb0{margin-bottom:0}
.center{text-align:center}
.center .eyebrow{justify-content:center}
.sec-head{max-width:62ch;margin-bottom:clamp(30px,4vw,50px)}
.sec-head.center{margin-inline:auto}
.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}
/* Reveal only hides when JS is confirmed present — no-JS users see everything. */
html.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html.js .reveal{opacity:1;transform:none}}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  /* backdrop-filter on an ancestor creates a containing block, which breaks
     position:fixed for the off-canvas nav. Opaque background on mobile instead. */
  .site-head{backdrop-filter:none;-webkit-backdrop-filter:none;background:var(--ink)}
  .nav,.head-cta{
    position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:var(--ink-2);
    border-left:1px solid var(--hairline);flex-direction:column;align-items:stretch;
    padding:88px 20px 28px;overflow-y:auto;transform:translateX(100%);transition:transform .28s ease;
    margin:0;z-index:65;
  }
  .head-cta{padding:0;border:0;background:none;position:static;transform:none;width:auto;display:none}
  .nav[data-open="true"]{transform:none}
  .nav a{padding:13px 12px;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.06)}
  .has-sub{position:static}
  .has-sub>button{width:100%;justify-content:space-between;padding:13px 12px;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.06)}
  .submenu{position:static;display:none;min-width:0;border:0;background:rgba(0,0,0,.3);box-shadow:none;margin:0 0 6px;padding:4px 0 8px}
  .has-sub[data-open="true"] .submenu{display:block}
  .submenu a{padding-left:24px;font-size:.92rem}
  .nav .btn{margin-top:18px;justify-content:center}
  .burger{display:block}
  .g2,.g3{grid-template-columns:1fr}
  .brand img{height:32px}
  .scrim{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:64;opacity:0;pointer-events:none;transition:opacity .25s}
  .scrim[data-open="true"]{opacity:1;pointer-events:auto}
}
@media (max-width:560px){
  body{font-size:16px}
  .step{grid-template-columns:1fr;gap:6px}
  .step-n{padding-top:0}
  .foot-grid{grid-template-columns:1fr}
  .topbar .wrap{font-size:.66rem;gap:.4rem 1rem}
  .fab span{display:none}
  .fab{padding:15px;border-radius:50%}
}

/* Hide the floating WhatsApp button while the off-canvas nav is open. */
body:has(.nav[data-open="true"]) .fab{opacity:0;pointer-events:none;transform:scale(.8)}