/* ============================================================
   TrendBricks — design system
   Palette : ink #0F1622 / mortar #F2F3F6 / ember #DB4423
   Type    : Bricolage Grotesque (display) + IBM Plex Sans (body)
             + IBM Plex Mono (labels, data)
   Motif   : running-bond brick coursing
   ============================================================ */

:root{
  --ink:#0F1622;
  --ink-2:#18202F;
  --ink-3:#232D3F;
  --mortar:#F2F3F6;
  --mortar-2:#E5E8ED;
  --line:#DCE0E7;
  --line-dark:rgba(255,255,255,.11);
  --slate:#5A6474;
  --slate-2:#8A93A3;
  --ember:#DB4423;
  --ember-hi:#FF6A3D;
  --ember-wash:rgba(219,68,35,.08);
  --white:#fff;

  --f-display:"Bricolage Grotesque","Archivo",system-ui,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,monospace;

  --wrap:1180px;
  --gap:22px;
  --r:4px;              /* bricks are barely rounded */
  --shadow:0 1px 2px rgba(15,22,34,.05),0 12px 30px -18px rgba(15,22,34,.28);
  --shadow-lg:0 2px 4px rgba(15,22,34,.06),0 30px 60px -30px rgba(15,22,34,.4);
  --ease:cubic-bezier(.22,.68,.32,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--white);color:var(--ink);
  font-family:var(--f-body);font-size:17px;line-height:1.72;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}

h1,h2,h3,h4{font-family:var(--f-display);font-weight:700;letter-spacing:-.03em;line-height:1.04;margin:0}
h1{font-size:clamp(2.5rem,5.6vw,4.5rem)}
h2{font-size:clamp(1.95rem,3.5vw,3rem)}
h3{font-size:clamp(1.15rem,1.6vw,1.4rem);letter-spacing:-.02em;line-height:1.25}
h4{font-size:1.02rem;letter-spacing:-.01em}
p{margin:0 0 1.05em}
p:last-child{margin-bottom:0}

::selection{background:var(--ember);color:#fff}
:focus-visible{outline:3px solid var(--ember-hi);outline-offset:3px;border-radius:2px}

/* ---------- layout ---------- */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.section{padding:clamp(64px,8vw,110px) 0}
.section--tight{padding:clamp(48px,5vw,72px) 0}
.section--mortar{background:var(--mortar)}
.section--ink{background:var(--ink);color:#D9DEE7}
.section--ink h2,.section--ink h3,.section--ink h4{color:#fff}

.head{max-width:720px;margin-bottom:clamp(34px,4vw,54px)}
.head--center{margin-left:auto;margin-right:auto;text-align:center}
.head p{color:var(--slate);font-size:1.06rem;margin-top:16px}
.section--ink .head p{color:#9AA5B6}

/* eyebrow: mono label preceded by a half-brick */
.eyebrow{
  font-family:var(--f-mono);font-size:.71rem;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--ember);
  display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;
}
.eyebrow::before{content:"";width:16px;height:8px;background:var(--ember);border-radius:1px;flex:none}
.head--center .eyebrow{justify-content:center}
.section--ink .eyebrow{color:var(--ember-hi)}
.section--ink .eyebrow::before{background:var(--ember-hi)}

.lede{font-size:clamp(1.05rem,1.5vw,1.22rem);color:var(--slate);line-height:1.66}
.section--ink .lede{color:#A7B1C1}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--ember);--fg:#fff;
  display:inline-flex;align-items:center;gap:10px;
  background:var(--bg);color:var(--fg);
  padding:14px 24px;border:1px solid transparent;border-radius:var(--r);
  font-family:var(--f-mono);font-size:.79rem;font-weight:500;
  letter-spacing:.1em;text-transform:uppercase;cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 24px -12px rgba(219,68,35,.7)}
.btn:active{transform:translateY(0)}
.btn .ar{transition:transform .2s var(--ease)}
.btn:hover .ar{transform:translateX(4px)}
.btn--ghost{--bg:transparent;--fg:var(--ink);border-color:var(--line)}
.btn--ghost:hover{--bg:var(--ink);--fg:#fff;box-shadow:none;border-color:var(--ink)}
.btn--onink{--bg:transparent;--fg:#fff;border-color:rgba(255,255,255,.28)}
.btn--onink:hover{--bg:#fff;--fg:var(--ink);box-shadow:none;border-color:#fff}
.btn--lg{padding:17px 30px;font-size:.83rem}
.btnrow{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

.textlink{
  font-family:var(--f-mono);font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ember);display:inline-flex;align-items:center;gap:8px;font-weight:500;
}
.textlink .ar{transition:transform .2s var(--ease)}
.textlink:hover .ar{transform:translateX(5px)}

/* ---------- top utility bar ---------- */
.topbar{background:var(--ink);color:#9AA5B6;font-size:.8rem;border-bottom:1px solid var(--line-dark)}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:18px;min-height:42px;flex-wrap:wrap}
.topbar a:hover{color:#fff}
.topbar-l,.topbar-r{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.topbar .mono{font-family:var(--f-mono);letter-spacing:.02em}
.topbar .dot{width:6px;height:6px;background:var(--ember);border-radius:50%;display:inline-block;margin-right:8px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:26px;min-height:78px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand-mark{width:34px;height:34px;flex:none}
.brand-txt{font-family:var(--f-display);font-weight:700;font-size:1.32rem;letter-spacing:-.035em;line-height:1}
.brand-txt span{color:var(--ember)}
.brand-sub{display:block;font-family:var(--f-mono);font-size:.56rem;letter-spacing:.24em;text-transform:uppercase;color:var(--slate-2);margin-top:4px;font-weight:500}

.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav>li{list-style:none;position:relative}
.nav{padding:0}
.nav a.navlink,.nav button.navlink{
  display:flex;align-items:center;gap:6px;padding:10px 13px;border:0;background:none;
  font-size:.93rem;font-weight:500;color:var(--ink);border-radius:var(--r);cursor:pointer;
  transition:color .18s var(--ease);
}
.nav .navlink:hover{color:var(--ember)}
.nav .navlink.is-active{color:var(--ember)}
.nav .navlink.is-active::after{content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;background:var(--ember)}
.caret{width:9px;height:9px;transition:transform .2s var(--ease)}
.has-menu[aria-expanded="true"] .caret{transform:rotate(180deg)}

.menu{
  position:absolute;top:calc(100% + 10px);left:0;min-width:308px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-lg);
  padding:8px;margin:0;list-style:none;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
}
.nav li:hover>.menu,.nav li:focus-within>.menu,.menu.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.menu a{display:block;padding:10px 13px;border-radius:3px;font-size:.9rem;line-height:1.35;border-left:2px solid transparent}
.menu a small{display:block;color:var(--slate-2);font-size:.76rem;margin-top:2px}
.menu a:hover{background:var(--mortar);border-left-color:var(--ember)}

.header-cta{flex:none;margin-left:8px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:var(--r);padding:11px 13px;cursor:pointer}
.burger span{display:block;width:19px;height:2px;background:var(--ink);margin:4px 0;transition:transform .22s var(--ease),opacity .22s}
.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)}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;padding:clamp(66px,8vw,104px) 0 clamp(66px,8vw,100px)}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 460px at 78% 18%,rgba(219,68,35,.20),transparent 62%),
    linear-gradient(180deg,#141C2A 0%,#0F1622 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);
  background-size:100% 56px,112px 100%;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 78%);
  mask-image:linear-gradient(180deg,#000,transparent 78%);
}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,64px);align-items:center}
.hero h1{color:#fff;max-width:14ch}
.hero h1 em{font-style:normal;color:var(--ember-hi)}
.hero .lede{color:#AAB4C4;max-width:52ch;margin-top:22px;font-size:clamp(1.04rem,1.4vw,1.16rem)}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line-dark);
  background:rgba(255,255,255,.04);padding:7px 14px 7px 10px;border-radius:100px;
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#C3CCD9;margin-bottom:26px;
}
.hero-badge b{color:var(--ember-hi);font-weight:500}
.hero-trust{display:flex;gap:30px;flex-wrap:wrap;margin-top:44px;padding-top:26px;border-top:1px solid var(--line-dark)}
.hero-trust div strong{display:block;font-family:var(--f-display);font-size:1.7rem;color:#fff;letter-spacing:-.03em}
.hero-trust div span{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:#7D8798}

/* the wall — running bond signature */
.wall{display:flex;flex-direction:column;gap:9px}
.course{display:flex;gap:9px}
.course:nth-child(even){margin-left:38px}
.brick{
  flex:1;min-height:74px;border:1px solid var(--line-dark);border-radius:var(--r);
  background:rgba(255,255,255,.045);padding:13px 15px;display:flex;flex-direction:column;justify-content:space-between;
  opacity:0;transform:translateY(14px);
  animation:lay .55s var(--ease) forwards;
}
.brick b{font-family:var(--f-display);font-size:.95rem;font-weight:600;letter-spacing:-.02em;color:#fff;line-height:1.2}
.brick i{font-family:var(--f-mono);font-style:normal;font-size:.62rem;letter-spacing:.16em;text-transform:uppercase;color:#7B8595}
.brick--half{flex:.5}
.brick--fill{background:var(--ember);border-color:var(--ember)}
.brick--fill i{color:rgba(255,255,255,.78)}
.brick--stroke{background:transparent;border-style:dashed}
@keyframes lay{to{opacity:1;transform:translateY(0)}}

/* ---------- bond grid (staggered courses) ---------- */
.bond{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.bond--2{grid-template-columns:repeat(2,1fr)}
.bond--4{grid-template-columns:repeat(4,1fr)}
.bond>*:nth-child(3n+2){margin-top:34px}
.bond--flat>*{margin-top:0 !important}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px 28px 28px;
  position:relative;transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
  display:flex;flex-direction:column;height:100%;
}
.card::before{content:"";position:absolute;left:-1px;top:26px;width:3px;height:0;background:var(--ember);transition:height .3s var(--ease)}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--mortar-2)}
.card:hover::before{height:38px}
.card .ic{width:42px;height:42px;margin-bottom:20px;color:var(--ember)}
.card p{color:var(--slate);font-size:.97rem;margin-top:12px}
.card .textlink{margin-top:auto;padding-top:20px}
.card-no{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;color:var(--slate-2);margin-bottom:14px;display:block}
.section--mortar .card{background:#fff}
.section--ink .card{background:var(--ink-2);border-color:var(--line-dark)}
.section--ink .card p{color:#98A2B3}

/* plain list cards */
.tile{border:1px solid var(--line);border-radius:var(--r);padding:24px;background:#fff;height:100%}
.tile h4{margin-bottom:8px}
.tile p{color:var(--slate);font-size:.94rem}
.section--ink .tile{background:var(--ink-2);border-color:var(--line-dark)}
.section--ink .tile p{color:#98A2B3}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,5vw,72px);align-items:center}
.split--wide{grid-template-columns:1.15fr .85fr}
.split-body p{color:var(--slate)}
.section--ink .split-body p{color:#9AA5B6}

/* checklist */
.checks{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:13px}
.checks li{display:flex;gap:13px;align-items:flex-start;font-size:.97rem;color:var(--slate)}
.checks li::before{
  content:"";width:15px;height:15px;flex:none;margin-top:5px;border-radius:2px;
  background:var(--ember-wash);border:1px solid rgba(219,68,35,.4);
  box-shadow:inset 0 0 0 3px #fff, inset 0 0 0 9px var(--ember);
}
.section--ink .checks li{color:#9AA5B6}
.section--ink .checks li::before{box-shadow:inset 0 0 0 3px var(--ink),inset 0 0 0 9px var(--ember-hi)}

/* ---------- stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.stat{background:#fff;padding:32px 26px}
.stat b{display:block;font-family:var(--f-display);font-size:clamp(2.1rem,3.6vw,3rem);letter-spacing:-.04em;line-height:1}
.stat b i{font-style:normal;color:var(--ember)}
.stat span{display:block;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--slate-2);margin-top:12px}
.section--ink .stats{background:var(--line-dark);border-color:var(--line-dark)}
.section--ink .stat{background:var(--ink)}
.section--ink .stat b{color:#fff}

/* ---------- process (real sequence, so numbers earn their place) ---------- */
.steps{counter-reset:s;display:grid;gap:0;border-top:1px solid var(--line)}
.section--ink .steps{border-color:var(--line-dark)}
.step{display:grid;grid-template-columns:96px 1.05fr 1.6fr;gap:26px;padding:30px 0;border-bottom:1px solid var(--line);align-items:start}
.section--ink .step{border-color:var(--line-dark)}
.step-no{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.14em;color:var(--ember);padding-top:5px}
.step p{color:var(--slate);margin:0}
.section--ink .step p{color:#98A2B3}

/* ---------- industries / chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:0;list-style:none}
.chips li{
  border:1px solid var(--line);border-radius:100px;padding:8px 17px;font-size:.88rem;color:var(--slate);background:#fff;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.chips li:hover{border-color:var(--ember);color:var(--ink)}
.section--ink .chips li{background:transparent;border-color:var(--line-dark);color:#A7B1C1}

/* ---------- tech marquee ---------- */
.techstrip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--mortar);padding:22px 0;overflow:hidden}
.techstrip-in{display:flex;gap:52px;align-items:center;animation:slide 34s linear infinite;width:max-content}
.techstrip span{font-family:var(--f-mono);font-size:.86rem;letter-spacing:.1em;text-transform:uppercase;color:var(--slate);white-space:nowrap}
.techstrip span::after{content:"";display:inline-block;width:5px;height:5px;background:var(--ember);border-radius:50%;margin-left:52px;vertical-align:middle;opacity:.55}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(760px 320px at 20% 110%,rgba(219,68,35,.28),transparent 60%)}
.cta-band .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;padding-top:clamp(52px,6vw,78px);padding-bottom:clamp(52px,6vw,78px)}
.cta-band h2{color:#fff;max-width:18ch}
.cta-band p{color:#A7B1C1;margin-top:16px;max-width:46ch}
.cta-band .btnrow{margin-top:0;justify-content:flex-end}

/* ---------- page hero (inner) ---------- */
.phero{background:var(--ink);color:#fff;position:relative;overflow:hidden;padding:clamp(52px,6vw,84px) 0 clamp(46px,5.5vw,72px)}
.phero::before{content:"";position:absolute;inset:0;background:radial-gradient(720px 380px at 88% 0%,rgba(219,68,35,.2),transparent 62%)}
.phero::after{
  content:"";position:absolute;inset:0;opacity:.42;
  background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);
  background-size:100% 48px,96px 100%;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 85%);mask-image:linear-gradient(180deg,#000,transparent 85%);
}
.phero .wrap{position:relative;z-index:2}
.phero h1{color:#fff;max-width:18ch;font-size:clamp(2.1rem,4.4vw,3.5rem)}
.phero p{color:#A7B1C1;max-width:58ch;margin-top:18px;font-size:1.08rem}
.crumbs{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:#7D8798;margin-bottom:20px}
.crumbs a:hover{color:var(--ember-hi)}
.crumbs i{font-style:normal;margin:0 9px;color:#4B5568}

/* ---------- article / detail ---------- */
.detail{display:grid;grid-template-columns:1fr 330px;gap:clamp(34px,5vw,62px);align-items:start}
.prose h2{margin-top:52px;margin-bottom:16px}
.prose h2:first-child{margin-top:0}
.prose h3{margin-top:32px;margin-bottom:10px}
.prose p{color:var(--slate)}
.prose ul{color:var(--slate);padding-left:20px;margin:0 0 18px}
.prose li{margin-bottom:9px}
.prose li::marker{color:var(--ember)}

.side{position:sticky;top:104px;display:grid;gap:18px}
.side-box{border:1px solid var(--line);border-radius:var(--r);padding:24px;background:var(--mortar)}
.side-box h4{margin-bottom:14px}
.side-nav{list-style:none;padding:0;margin:0}
.side-nav li+li{border-top:1px solid var(--line)}
.side-nav a{display:block;padding:11px 0;font-size:.93rem;color:var(--slate);transition:color .18s,padding-left .18s}
.side-nav a:hover{color:var(--ember);padding-left:6px}
.side-nav a.is-active{color:var(--ink);font-weight:600}
.side-cta{background:var(--ink);border-color:var(--ink);color:#fff}
.side-cta h4{color:#fff}
.side-cta p{color:#9AA5B6;font-size:.93rem;margin-bottom:18px}

/* spec table */
.spec{width:100%;border-collapse:collapse;margin:22px 0;font-size:.94rem}
.spec th,.spec td{text-align:left;padding:13px 14px;border:1px solid var(--line);vertical-align:top}
.spec th{background:var(--mortar);font-family:var(--f-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--slate);font-weight:500;width:33%}
.spec td{color:var(--slate)}

/* ---------- forms ---------- */
.form{display:grid;gap:16px}
.field{display:grid;gap:7px}
.field label{font-family:var(--f-mono);font-size:.71rem;letter-spacing:.14em;text-transform:uppercase;color:var(--slate)}
.field input,.field select,.field textarea{
  font:inherit;font-size:.97rem;padding:13px 15px;border:1px solid var(--line);border-radius:var(--r);
  background:#fff;color:var(--ink);width:100%;transition:border-color .18s,box-shadow .18s;
}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--ember);box-shadow:0 0 0 3px var(--ember-wash)}
.field-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.85rem;color:var(--slate-2)}
.form-status{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.05em;color:var(--ember);min-height:20px}

/* contact cards */
.cinfo{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cinfo-item{background:#fff;padding:24px;display:flex;gap:16px;align-items:flex-start}
.cinfo-item .ic{width:22px;height:22px;color:var(--ember);flex:none;margin-top:4px}
.cinfo-item h4{margin-bottom:4px}
.cinfo-item p,.cinfo-item a{color:var(--slate);font-size:.95rem;margin:0}
.cinfo-item a:hover{color:var(--ember)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#8D97A7;padding:clamp(56px,6vw,84px) 0 0;font-size:.94rem}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.site-footer h4{color:#fff;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;font-weight:500;margin-bottom:20px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:11px}
.site-footer a:hover{color:var(--ember-hi)}
.foot-brand .brand-txt{color:#fff;font-size:1.5rem}
.foot-brand p{margin-top:18px;max-width:34ch;line-height:1.65}
.foot-hours{display:grid;gap:9px;font-family:var(--f-mono);font-size:.78rem;letter-spacing:.03em}
.foot-hours div{display:flex;justify-content:space-between;gap:14px;border-bottom:1px dashed var(--line-dark);padding-bottom:8px}
.foot-bottom{margin-top:clamp(40px,5vw,64px);border-top:1px solid var(--line-dark);padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem}
.foot-bottom .mono{font-family:var(--f-mono);letter-spacing:.05em}
.social{display:flex;gap:10px}
.social a{width:36px;height:36px;border:1px solid var(--line-dark);border-radius:var(--r);display:grid;place-items:center;transition:background .2s,border-color .2s,color .2s}
.social a:hover{background:var(--ember);border-color:var(--ember);color:#fff}
.social svg{width:16px;height:16px}

/* ---------- whatsapp float ---------- */
.wa{
  position:fixed;right:20px;bottom:20px;z-index:70;width:54px;height:54px;border-radius:50%;
  background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 10px 26px -8px rgba(37,211,102,.7);
  transition:transform .22s var(--ease);
}
.wa:hover{transform:scale(1.08)}
.wa svg{width:27px;height:27px}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(20px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.rv.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1020px){
  .hero-grid{grid-template-columns:1fr}
  .wall{margin-top:12px}
  .bond,.bond--4{grid-template-columns:repeat(2,1fr)}
  .bond>*:nth-child(3n+2){margin-top:0}
  .bond>*:nth-child(4n+2),.bond>*:nth-child(4n+3){margin-top:0}
  .detail{grid-template-columns:1fr}
  .side{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-band .wrap{grid-template-columns:1fr}
  .cta-band .btnrow{justify-content:flex-start}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:880px){
  .burger{display:block}
  .header-cta{display:none}
  .nav{
    position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:10px 24px 22px;box-shadow:var(--shadow-lg);
    display:none;max-height:calc(100vh - 78px);overflow-y:auto;
  }
  .nav.is-open{display:flex}
  .nav>li{width:100%;border-bottom:1px solid var(--mortar-2)}
  .nav .navlink{width:100%;justify-content:space-between;padding:15px 0;font-size:1rem}
  .nav .navlink.is-active::after{display:none}
  .menu{
    position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;
    min-width:0;padding:0 0 12px;display:none;
  }
  .menu.is-open{display:block}
  .nav li:hover>.menu{display:none}
  .nav li:hover>.menu.is-open{display:block}
  .split,.split--wide{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:8px;padding:24px 0}
  .step-no{padding-top:0}
  .field-2{grid-template-columns:1fr}
  .topbar-l{display:none}
  .topbar .wrap{justify-content:center}
}
@media (max-width:620px){
  body{font-size:16px}
  .bond,.bond--2,.bond--4{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr}
  .course:nth-child(even){margin-left:22px}
  .brick{min-height:64px;padding:11px 12px}
  .hero-trust{gap:22px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  .rv{opacity:1;transform:none}
  .brick{opacity:1;transform:none}
}

@media print{
  .site-header,.topbar,.wa,.cta-band,.site-footer{display:none}
}