/* ==========================================================================
   Cetonix — Modern site stylesheet (2026 revamp)
   Corporate-trust design system. Vanilla CSS, no framework.
   ========================================================================== */

:root{
  --navy:#0a2540;
  --navy-700:#0e2f52;
  --navy-600:#123a63;
  --brand:#1257a6;
  --brand-600:#0f4f97;
  --brand-500:#1e6fd0;
  --accent:#f6a623;
  --accent-600:#e2960f;
  --ink:#0b1f38;
  --body:#41566d;
  --muted:#6b7c92;
  --bg:#ffffff;
  --bg-soft:#f3f7fc;
  --bg-soft2:#eef4fb;
  --line:#e2eaf3;
  --white:#ffffff;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(13,38,68,.06);
  --shadow:0 14px 40px rgba(13,38,68,.10);
  --shadow-lg:0 26px 70px rgba(13,38,68,.16);
  --maxw:1200px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --display:'Poppins','Inter',sans-serif;
  --t:.28s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--body);
  font-size:16px;line-height:1.7;background:var(--bg);
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color var(--t)}
a:hover{color:var(--brand-600)}
h1,h2,h3,h4,h5{font-family:var(--display);color:var(--ink);line-height:1.2;margin:0 0 .5em;font-weight:700}
h1{font-size:clamp(2.1rem,4.4vw,3.4rem);letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.2vw,2.5rem);letter-spacing:-.015em}
h3{font-size:1.28rem}
p{margin:0 0 1rem}
ul{margin:0 0 1rem;padding-left:1.15rem}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{position:relative}

/* ---------- Utilities ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--display);font-weight:600;font-size:.8rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--brand);
  margin-bottom:.9rem;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--accent);border-radius:2px}
.eyebrow.center{justify-content:center}
.section-head{max-width:720px;margin:0 auto 3rem;text-align:center}
.section-head p{color:var(--muted);font-size:1.06rem;margin:0}
.text-muted{color:var(--muted)}
.bg-soft{background:var(--bg-soft)}
.pad{padding:96px 0}
.pad-sm{padding:64px 0}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--display);font-weight:600;font-size:.98rem;
  padding:.92rem 1.7rem;border-radius:999px;cursor:pointer;
  border:2px solid transparent;transition:var(--t);white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--accent);color:var(--navy);box-shadow:0 10px 24px rgba(246,166,35,.32)}
.btn-primary:hover{background:var(--accent-600);color:var(--navy);transform:translateY(-2px)}
.btn-brand{background:var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-600);color:#fff;transform:translateY(-2px)}
.btn-outline{border-color:var(--line);color:var(--ink);background:#fff}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn-lg{padding:1.05rem 2rem;font-size:1.04rem}

/* ---------- Header ---------- */
.topbar{background:var(--navy);color:#cdd9e8;font-size:.86rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;min-height:44px;gap:1rem}
.topbar a{color:#cdd9e8}
.topbar a:hover{color:#fff}
.topbar-left{display:flex;gap:1.8rem;align-items:center;flex-wrap:nowrap}
.topbar-left span{display:inline-flex;align-items:center;gap:.5rem;white-space:nowrap}
.topbar svg{width:15px;height:15px;flex:0 0 auto}
.topbar-social{display:flex;gap:.4rem;flex:0 0 auto}
.topbar-social a{width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.08);flex:0 0 auto}
.topbar-social a:hover{background:var(--accent);color:var(--navy)}
.topbar-social svg{width:14px;height:14px}

.site-header{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:var(--shadow-sm);transition:var(--t)}
.site-header.scrolled{box-shadow:0 8px 30px rgba(13,38,68,.12)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:78px}
.brand{display:flex;align-items:center;gap:.6rem;flex-shrink:0}
.brand img{height:46px;width:auto}
.brand-text{font-family:var(--display);font-weight:800;font-size:1.5rem;color:var(--navy);letter-spacing:-.02em}
.brand-text b{color:var(--accent)}

.menu{display:flex;align-items:center;gap:.1rem;list-style:none;margin:0;padding:0}
.menu > li{position:relative}
.menu > li > a{
  display:flex;align-items:center;gap:.3rem;white-space:nowrap;
  font-family:var(--display);font-weight:600;font-size:.92rem;color:var(--ink);
  padding:1.6rem .72rem;position:relative;
}
.menu > li > a:hover,.menu > li.active > a{color:var(--brand)}
.menu > li > a .caret{width:11px;height:11px;flex:0 0 auto;transition:transform var(--t)}
.menu > li:hover > a .caret{transform:rotate(180deg)}
.menu > li > a::after{content:"";position:absolute;left:.72rem;right:.72rem;bottom:1.15rem;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.menu > li:hover > a::after,.menu > li.active > a::after{transform:scaleX(1)}

/* dropdowns */
.dropdown{
  position:absolute;top:calc(100% - 6px);left:0;min-width:260px;
  background:#fff;border-radius:14px;box-shadow:var(--shadow);
  border:1px solid var(--line);padding:.6rem;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:var(--t);z-index:50;list-style:none;margin:0;
}
.menu > li:hover > .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown.mega{min-width:560px;display:grid;grid-template-columns:1fr 1fr;gap:.15rem}
.dropdown li{position:relative}
.dropdown li a{
  display:flex;flex-direction:column;gap:.1rem;padding:.6rem .8rem;border-radius:9px;
  font-size:.92rem;font-weight:600;color:var(--ink);font-family:var(--display);
}
.dropdown li a small{font-weight:500;font-size:.76rem;color:var(--muted);font-family:var(--font)}
.dropdown li a:hover{background:var(--bg-soft);color:var(--brand)}
.header-cta{display:flex;align-items:center;gap:.6rem;flex-shrink:0}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:.4rem;color:var(--navy)}
.nav-toggle svg{width:30px;height:30px}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(120deg,#081f3a 0%,#0d3060 55%,#12508f 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 20%,rgba(246,166,35,.18),transparent 42%),
             radial-gradient(circle at 10% 90%,rgba(30,111,208,.35),transparent 45%);
}
.hero-grid{position:absolute;inset:0;opacity:.35;
  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:52px 52px;-webkit-mask-image:linear-gradient(to bottom,#000,transparent);mask-image:linear-gradient(to bottom,#000,transparent)}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center;padding-top:88px;padding-bottom:96px}
.hero-badge{display:inline-flex;align-items:center;gap:.55rem;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:.5rem 1rem;border-radius:999px;font-size:.82rem;font-weight:600;font-family:var(--display);letter-spacing:.03em;margin-bottom:1.5rem}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#38d39f;box-shadow:0 0 0 4px rgba(56,211,159,.25)}
.hero h1{color:#fff;margin-bottom:1.1rem}
.hero h1 .hl{color:var(--accent)}
.hero p.lead{font-size:1.16rem;color:#d3e0f0;max-width:560px;margin-bottom:2rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:2.4rem}
.hero-stats{display:flex;gap:2.4rem;flex-wrap:wrap}
.hero-stats .num{font-family:var(--display);font-weight:800;font-size:2rem;color:#fff;line-height:1}
.hero-stats .lbl{font-size:.82rem;color:#a9bdd6;margin-top:.25rem}
.hero-visual{position:relative}
.hero-card{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  border-radius:20px;padding:1.6rem;backdrop-filter:blur(6px);box-shadow:var(--shadow-lg);
}
.hero-card img{border-radius:14px}
.hero-float{
  position:absolute;background:#fff;color:var(--ink);border-radius:14px;
  padding:.85rem 1.1rem;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:.7rem;font-family:var(--display);
}
.hero-float .ic{width:40px;height:40px;border-radius:10px;display:grid;place-items:center;color:#fff;flex-shrink:0}
.hero-float b{display:block;font-size:.98rem;color:var(--ink)}
.hero-float small{color:var(--muted);font-size:.76rem}
.hero-float.f1{top:8%;left:-28px}
.hero-float.f2{bottom:6%;right:-20px}

/* ---------- Trust / accreditation bar ---------- */
.trustbar{background:#fff;border-bottom:1px solid var(--line)}
.trustbar .container{display:flex;align-items:center;gap:2rem;flex-wrap:wrap;justify-content:center;padding:26px 24px}
.trustbar span{font-family:var(--display);font-weight:600;color:var(--muted);font-size:.9rem;display:inline-flex;align-items:center;gap:.5rem}
.trustbar .pipe{width:1px;height:26px;background:var(--line)}

/* ---------- Cards / services ---------- */
.grid{display:grid;gap:1.5rem}
.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:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.7rem;transition:var(--t);height:100%;position:relative;overflow:hidden;
}
.card::after{content:"";position:absolute;left:0;top:0;height:4px;width:100%;background:linear-gradient(90deg,var(--brand),var(--accent));transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.card:hover{box-shadow:var(--shadow);transform:translateY(-6px);border-color:transparent}
.card:hover::after{transform:scaleX(1)}
.card .ic{
  width:64px;height:64px;border-radius:16px;display:grid;place-items:center;margin-bottom:1.3rem;
  background:linear-gradient(135deg,#e8f0fb,#dce9fa);color:var(--brand);
}
.card .ic svg{width:30px;height:30px}
.card h3{margin-bottom:.6rem}
.card p{color:var(--muted);font-size:.96rem;margin-bottom:1rem}
.card .more{font-family:var(--display);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:.4rem}
.card .more svg{width:16px;height:16px;transition:transform var(--t)}
.card:hover .more svg{transform:translateX(4px)}

/* standards chips grid */
.std-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
.std{
  display:flex;gap:1rem;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:1.3rem;transition:var(--t);
}
.std:hover{border-color:var(--brand);box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.std .tag{font-family:var(--display);font-weight:800;color:#fff;background:var(--navy);border-radius:9px;padding:.5rem .7rem;font-size:.82rem;white-space:nowrap;flex-shrink:0}
.std h4{font-size:1rem;margin:0 0 .2rem}
.std p{font-size:.86rem;color:var(--muted);margin:0}

/* ---------- Split / about ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.split.narrow{gap:2.5rem}
.media-frame{position:relative;border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
.media-frame img{width:100%;object-fit:cover}
.impact-list{list-style:none;padding:0;margin:1.4rem 0 0;display:grid;grid-template-columns:1fr 1fr;gap:.8rem}
.impact-list li{display:flex;align-items:center;gap:.6rem;font-weight:600;font-family:var(--display);color:var(--ink);font-size:.96rem}
.impact-list .chk{width:24px;height:24px;border-radius:50%;background:#e6f6ef;color:#1a9d6a;display:grid;place-items:center;flex-shrink:0}
.impact-list .chk svg{width:14px;height:14px}

/* stat band */
.statband{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.statband::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 15% 0,rgba(30,111,208,.4),transparent 40%),radial-gradient(circle at 90% 100%,rgba(246,166,35,.2),transparent 40%)}
.statband .container{position:relative;z-index:2}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;text-align:center}
.stat .num{font-family:var(--display);font-weight:800;font-size:clamp(2.2rem,4vw,3rem);color:#fff;line-height:1}
.stat .num .plus{color:var(--accent)}
.stat .lbl{color:#a9bdd6;margin-top:.5rem;font-size:.95rem}

/* ---------- Process timeline ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2rem 1.6rem;position:relative;transition:var(--t)}
.step:hover{box-shadow:var(--shadow);transform:translateY(-6px)}
.step .n{font-family:var(--display);font-weight:800;font-size:1.1rem;width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand-500));color:#fff;margin-bottom:1.1rem}
.step h4{font-size:1.08rem;margin-bottom:.5rem}
.step p{font-size:.9rem;color:var(--muted);margin:0}

/* ---------- CTA band ---------- */
.cta{background:linear-gradient(120deg,var(--brand-600),#0a3a72);color:#fff;border-radius:26px;padding:3.4rem;position:relative;overflow:hidden;text-align:center}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 15%,rgba(246,166,35,.25),transparent 40%)}
.cta > *{position:relative;z-index:2}
.cta h2{color:#fff;margin-bottom:.6rem}
.cta p{color:#d4e2f2;max-width:560px;margin:0 auto 1.8rem}
.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* apply/verify duo */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.duo-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2.2rem;text-align:center}
.duo-box .ic{width:60px;height:60px;border-radius:16px;margin:0 auto 1rem;display:grid;place-items:center;background:linear-gradient(135deg,#e8f0fb,#dce9fa);color:var(--brand)}
.duo-box .ic svg{width:28px;height:28px}
.duo-box .btnrow{display:flex;gap:.7rem;justify-content:center;flex-wrap:wrap;margin-top:1.2rem}

/* clients marquee */
.marquee{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:3.5rem;width:max-content;animation:scroll 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee img{height:52px;width:auto;object-fit:contain;filter:grayscale(1);opacity:.62;transition:var(--t)}
.marquee img:hover{filter:grayscale(0);opacity:1}
@keyframes scroll{to{transform:translateX(-50%)}}

/* blog cards */
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:var(--t);height:100%;display:flex;flex-direction:column}
.post:hover{box-shadow:var(--shadow);transform:translateY(-6px)}
.post .thumb{aspect-ratio:16/10;overflow:hidden}
.post .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.post:hover .thumb img{transform:scale(1.06)}
.post .body{padding:1.4rem 1.5rem 1.6rem;display:flex;flex-direction:column;flex:1}
.post .cat{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brand);margin-bottom:.6rem}
.post h3{font-size:1.08rem;margin-bottom:.5rem}
.post h3 a{color:var(--ink)}
.post h3 a:hover{color:var(--brand)}
.post .meta{margin-top:auto;padding-top:1rem;font-size:.82rem;color:var(--muted);display:flex;gap:1rem}

/* ---------- Page hero (inner) ---------- */
.page-hero{background:linear-gradient(120deg,#081f3a,#0d3060);color:#fff;padding:64px 0 68px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 30%,rgba(246,166,35,.16),transparent 45%)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;margin-bottom:.6rem}
.page-hero p{color:#c7d6e8;max-width:640px;margin:0}
.crumb{display:flex;gap:.5rem;align-items:center;font-size:.86rem;color:#9db5d2;margin-bottom:1rem}
.crumb a{color:#9db5d2}.crumb a:hover{color:#fff}
.crumb svg{width:14px;height:14px}

/* prose */
.prose{max-width:820px}
.prose h2{margin-top:2.2rem}
.prose h3{margin-top:1.6rem;color:var(--navy)}
.prose ul li{margin-bottom:.5rem}
.prose p{color:var(--body)}

/* feature list */
.feat{display:flex;gap:1rem;align-items:flex-start;margin-bottom:1.3rem}
.feat .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#e8f0fb,#dce9fa);color:var(--brand);display:grid;place-items:center;flex-shrink:0}
.feat .ic svg{width:22px;height:22px}
.feat h4{margin:0 0 .25rem;font-size:1.05rem}
.feat p{margin:0;font-size:.92rem;color:var(--muted)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:2.5rem;align-items:start}
.info-card{background:var(--navy);color:#fff;border-radius:var(--radius);padding:2.2rem;position:relative;overflow:hidden}
.info-card::before{content:"";position:absolute;top:-40px;right:-40px;width:160px;height:160px;border-radius:50%;background:rgba(30,111,208,.25)}
.info-card h3{color:#fff}
.info-item{display:flex;gap:1rem;align-items:flex-start;margin:1.4rem 0;position:relative;z-index:2}
.info-item .ic{width:46px;height:46px;border-radius:12px;background:rgba(255,255,255,.1);display:grid;place-items:center;flex-shrink:0}
.info-item .ic svg{width:20px;height:20px;color:var(--accent)}
.info-item b{display:block;color:#fff;font-family:var(--display)}
.info-item span{color:#b9c9dc;font-size:.92rem}
.info-item a{color:#b9c9dc}.info-item a:hover{color:#fff}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2.2rem;box-shadow:var(--shadow-sm)}
.field{margin-bottom:1.1rem}
.field label{display:block;font-family:var(--display);font-weight:600;font-size:.88rem;color:var(--ink);margin-bottom:.4rem}
.field input,.field select,.field textarea{
  width:100%;padding:.85rem 1rem;border:1px solid var(--line);border-radius:10px;
  font-family:var(--font);font-size:.96rem;color:var(--ink);background:#fbfdff;transition:var(--t);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,87,166,.12);background:#fff}
.field textarea{resize:vertical;min-height:130px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#a9bdd6;padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2.5rem;padding-bottom:48px}
.site-footer h4{color:#fff;font-size:1.05rem;margin-bottom:1.2rem}
.site-footer a{color:#a9bdd6}
.site-footer a:hover{color:var(--accent)}
.footer-brand img{height:46px;margin-bottom:1rem;filter:brightness(0) invert(1)}
.footer-brand .brand-text{color:#fff}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:.65rem}
.footer-links a{display:inline-flex;align-items:center;gap:.4rem;font-size:.94rem}
.foot-contact{list-style:none;padding:0;margin:0}
.foot-contact li{display:flex;gap:.7rem;margin-bottom:1rem;font-size:.92rem;align-items:flex-start}
.foot-contact svg{width:18px;height:18px;color:var(--accent);flex-shrink:0;margin-top:3px}
.foot-social{display:flex;gap:.5rem;margin-top:1.2rem}
.foot-social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center}
.foot-social a:hover{background:var(--accent);color:var(--navy)}
.foot-social svg{width:17px;height:17px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.86rem}
.footer-bottom ul{display:flex;gap:1.4rem;list-style:none;padding:0;margin:0}

/* scroll top */
.scrolltop{position:fixed;right:22px;bottom:22px;width:48px;height:48px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(14px);transition:var(--t);z-index:900;border:0}
.scrolltop.show{opacity:1;visibility:visible;transform:translateY(0)}
.scrolltop:hover{background:var(--brand-600);color:#fff}
.scrolltop svg{width:22px;height:22px}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .hero .container{grid-template-columns:1fr;gap:2rem}
  .hero-visual{max-width:520px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .std-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .header-cta .btn{display:none}
  .nav-toggle{display:block}
  .menu{
    position:fixed;top:0;right:-100%;width:min(340px,86vw);height:100vh;
    background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:5rem 1.2rem 2rem;
    box-shadow:-20px 0 60px rgba(0,0,0,.18);overflow-y:auto;transition:right .35s ease;z-index:1100;
  }
  .menu.open{right:0}
  .menu > li > a{padding:.9rem .6rem;border-bottom:1px solid var(--line)}
  .menu > li > a::after{display:none}
  .menu > li > a .caret{margin-left:auto}
  .dropdown,.dropdown.mega{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;min-width:auto;display:none;padding:.2rem 0 .6rem 1rem;grid-template-columns:1fr}
  .menu > li.mobile-open > .dropdown{display:block}
  .menu > li:hover > .dropdown{opacity:1}
  .nav-backdrop{position:fixed;inset:0;background:rgba(8,20,38,.5);opacity:0;visibility:hidden;transition:var(--t);z-index:1050}
  .nav-backdrop.show{opacity:1;visibility:visible}
  .split{grid-template-columns:1fr;gap:2.2rem}
  .contact-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:2rem 1rem}
}
@media(max-width:640px){
  .pad{padding:64px 0}.pad-sm{padding:48px 0}
  .grid-2,.grid-3,.grid-4,.std-grid,.steps,.duo,.row2{grid-template-columns:1fr}
  .topbar-left{gap:1rem;font-size:.8rem}
  .topbar .hide-mobile{display:none}
  .topbar-social{display:none}
  .cta{padding:2.4rem 1.5rem}
  .impact-list{grid-template-columns:1fr}
  .hero-float{display:none}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-bottom ul{justify-content:center}
}