/* ===== Matrix Research Work — shared styles ===== */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --navy:#0A2E5C;
  --navy-deep:#07203F;
  --teal:#158786;
  --teal-dk:#0F6C6B;
  --ivory:#F7F5EF;
  --paper:#FFFFFF;
  --ink:#141A22;
  --slate:#5B6675;
  --line:#E4E0D6;
  --shadow:0 18px 50px -30px rgba(10,46,92,.45);
  --serif:'Fraunces',Georgia,serif;
  --sans:'Inter',system-ui,sans-serif;
  --wrap:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);
  background:var(--ivory);line-height:1.6;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.1;letter-spacing:-.01em;margin:0 0 .5em}
h1{font-size:clamp(2.4rem,5.2vw,4rem)}
h2{font-size:clamp(1.9rem,3.6vw,2.9rem)}
h3{font-size:1.35rem}
p{margin:0 0 1rem}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.muted{color:var(--slate)}
.center{text-align:center}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--sans);
  font-weight:600;font-size:.98rem;padding:.85rem 1.5rem;border-radius:8px;
  cursor:pointer;border:1px solid transparent;transition:transform .15s ease,background .2s ease,box-shadow .2s ease}
.btn-teal{background:var(--teal);color:#fff}
.btn-teal:hover{background:var(--teal-dk);transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-deep);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff}

/* ---- header ---- */
.topbar{background:var(--navy-deep);color:#cdd8e6;font-size:.82rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:8px;padding-bottom:8px;gap:16px;flex-wrap:wrap}
.topbar a{color:#cdd8e6}
.topbar a:hover{color:#fff}
.topbar .tb-right{display:flex;gap:18px;align-items:center}

header.site{position:sticky;top:0;z-index:50;background:rgba(247,245,239,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 24px;max-width:var(--wrap);margin:0 auto}
.brand img{height:46px;width:auto}
.menu{display:flex;gap:26px;align-items:center;font-weight:500;font-size:.96rem}
.menu a{padding:6px 0;position:relative;color:var(--navy)}
.menu a::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--teal);transition:width .2s ease}
.menu a:hover::after,.menu a.active::after{width:100%}
.nav-cta{display:flex;gap:10px;align-items:center}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0;transition:.3s}

/* ---- hero ---- */
.hero{padding:0;background:
  radial-gradient(120% 120% at 85% -10%, rgba(21,135,134,.14), transparent 55%),
  linear-gradient(180deg,var(--ivory),#fff);
  border-bottom:1px solid var(--line);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:start;padding-top:32px;padding-bottom:60px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal-dk);
  font-weight:600;font-size:.9rem;margin-bottom:18px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--teal)}
.hero h1 span.k{color:var(--teal)}
.hero p.lead{font-size:1.15rem;max-width:52ch;color:#33414f}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.trust{margin-top:34px;display:flex;gap:28px;flex-wrap:wrap;color:var(--slate);font-size:.9rem}
.trust b{color:var(--navy);font-family:var(--serif);font-size:1.6rem;display:block;line-height:1}

/* ---- enquiry form card ---- */
.enquiry{background:var(--paper);border:1px solid var(--line);border-radius:16px;
  padding:26px;box-shadow:var(--shadow)}
.enquiry h3{font-family:var(--serif);margin-bottom:4px}
.enquiry .sub{font-size:.9rem;color:var(--slate);margin-bottom:18px}
.field{margin-bottom:12px}
.field label{display:block;font-size:.8rem;font-weight:600;color:var(--navy);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;padding:.7rem .8rem;border:1px solid var(--line);
  border-radius:8px;font-family:var(--sans);font-size:.95rem;background:#fdfdfb}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--teal);border-color:transparent}
.enquiry .btn{width:100%;justify-content:center;margin-top:6px}
.form-note{font-size:.78rem;color:var(--slate);margin-top:10px;text-align:center}

/* ---- sections ---- */
section{padding:76px 0}
.sec-head{max-width:60ch;margin-bottom:40px}
.sec-head .eyebrow{margin-bottom:12px}

/* services directory */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:16px;overflow:hidden}
.svc{background:var(--paper);padding:30px 26px;transition:background .2s ease;position:relative}
.svc:hover{background:#fbfaf6}
.svc .num{font-family:var(--serif);color:var(--teal);font-size:.95rem;font-weight:600}
.svc h3{margin:10px 0 8px;font-size:1.2rem;color:var(--navy)}
.svc p{font-size:.92rem;color:var(--slate);margin-bottom:14px}
.svc .more{font-weight:600;color:var(--teal-dk);font-size:.9rem}
.svc .more:hover{text-decoration:underline}

/* stat band */
.band{background:var(--navy);color:#eaf1f9}
.band .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.band .stat b{font-family:var(--serif);font-size:2.8rem;color:#fff;display:block;line-height:1}
.band .stat span{font-size:.92rem;color:#a9bdd6}

/* process (sequential) */
.process{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;counter-reset:s}
.step{position:relative;padding-top:20px}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);
  font-family:var(--serif);font-size:2.2rem;color:var(--teal);opacity:.55;display:block;margin-bottom:8px}
.step h3{font-size:1.1rem;color:var(--navy)}
.step p{font-size:.9rem;color:var(--slate)}

/* why / features */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feat{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:26px}
.feat .ic{width:44px;height:44px;border-radius:10px;background:rgba(21,135,134,.12);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:1.3rem}
.feat h3{font-size:1.1rem;color:var(--navy)}
.feat p{font-size:.92rem;color:var(--slate);margin:0}

/* blog cards */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post{background:var(--paper);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .18s ease,box-shadow .2s ease}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.post .thumb{height:150px;background:linear-gradient(135deg,var(--navy),var(--teal));display:flex;align-items:flex-end;padding:14px;color:#fff}
.post .thumb .date{font-size:.8rem;background:rgba(255,255,255,.18);padding:3px 9px;border-radius:20px}
.post .body{padding:20px}
.post h3{font-size:1.08rem;color:var(--navy);margin-bottom:8px}
.post p{font-size:.88rem;color:var(--slate);margin:0}

/* faq */
.faq{max-width:820px;margin:0 auto}
.q{border:1px solid var(--line);border-radius:12px;background:var(--paper);margin-bottom:12px;overflow:hidden}
.q summary{cursor:pointer;padding:18px 22px;font-weight:600;color:var(--navy);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.q summary::-webkit-details-marker{display:none}
.q summary::after{content:"+";font-size:1.4rem;color:var(--teal);transition:transform .2s}
.q[open] summary::after{transform:rotate(45deg)}
.q .a{padding:0 22px 20px;color:var(--slate);font-size:.95rem}

/* cta strip */
.cta-strip{background:linear-gradient(120deg,var(--navy),var(--teal-dk));color:#fff;text-align:center}
.cta-strip h2{color:#fff}
.cta-strip p{color:#dbe7f2;max-width:56ch;margin:0 auto 24px}

/* testimonials */
.tgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tcard{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:26px}
.tcard p{font-style:italic;color:#2b3948}
.tcard .who{display:flex;align-items:center;gap:12px;margin-top:16px}
.tcard .who .av{width:40px;height:40px;border-radius:50%;background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:var(--serif)}
.tcard .who b{display:block;color:var(--navy);font-size:.95rem}
.tcard .who span{font-size:.82rem;color:var(--slate)}

/* page hero (inner) */
.page-hero{background:var(--navy);color:#fff;padding:64px 0}
.page-hero h1{color:#fff}
.page-hero p{color:#c6d5e8;max-width:60ch}
.crumbs{font-size:.85rem;color:#9fb4cf;margin-bottom:14px}
.crumbs a:hover{color:#fff}

/* about split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split ul{list-style:none;padding:0;margin:16px 0 0}
.split li{padding:8px 0 8px 30px;position:relative;color:#33414f}
.split li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:700}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.info-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:24px;margin-bottom:16px;display:flex;gap:14px;align-items:flex-start}
.info-card .ic{font-size:1.3rem;color:var(--teal)}
.info-card b{color:var(--navy);display:block}
.info-card span{color:var(--slate);font-size:.93rem}
.big-form{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:var(--shadow)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* footer */
footer.site{background:var(--navy-deep);color:#b9c7da;padding:60px 0 26px;font-size:.92rem}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
footer.site img.flogo{height:52px;margin-bottom:16px}
footer.site h4{color:#fff;font-family:var(--sans);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:14px}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin-bottom:9px}
footer.site a:hover{color:#fff}
footer.site .soc{display:flex;gap:12px;margin-top:16px}
footer.site .soc a{width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center}
footer.site .soc a:hover{background:var(--teal)}
.footbar{border-top:1px solid rgba(255,255,255,.12);margin-top:36px;padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:#8ba0bb;font-size:.85rem}

/* toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(120%);
  background:var(--navy);color:#fff;padding:14px 22px;border-radius:10px;box-shadow:var(--shadow);
  transition:transform .35s cubic-bezier(.2,.8,.2,1);z-index:100;font-size:.95rem}
.toast.show{transform:translateX(-50%) translateY(0)}

/* whatsapp float */
.wa{position:fixed;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;z-index:60;
  box-shadow:0 10px 30px -8px rgba(0,0,0,.4);color:#fff;font-size:1.6rem}
.wa:hover{transform:scale(1.06)}

/* responsive */
@media(max-width:960px){
  .hero .wrap{grid-template-columns:1fr;gap:36px}
  .svc-grid,.why-grid,.posts,.tgrid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .band .wrap{grid-template-columns:1fr 1fr}
  .split,.contact-grid,footer.site .cols{grid-template-columns:1fr}
  footer.site .cols{gap:28px}
}
@media(max-width:640px){
  .menu,.nav-cta{display:none}
  .menu.open{display:flex;position:absolute;top:100%;left:0;right:0;background:var(--ivory);
    flex-direction:column;padding:18px 24px;border-bottom:1px solid var(--line);gap:14px}
  .burger{display:block}
  .svc-grid,.why-grid,.posts,.tgrid,.steps,.band .wrap,.two{grid-template-columns:1fr}
  section{padding:52px 0}
  .topbar .tb-left{display:none}
  .hero .wrap{padding-top:28px;padding-bottom:40px}
}

/* ===== mega-menu ===== */
.has-mega{position:relative}
.has-mega > a{display:inline-flex;align-items:center;gap:5px}
.caret{font-size:.7rem;transition:transform .2s}
.has-mega:hover .caret{transform:rotate(180deg)}
.megamenu{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(8px);
  width:min(720px,90vw);background:var(--paper);border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:opacity .2s ease,transform .2s ease;z-index:80}
.has-mega:hover .megamenu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.megamenu::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px} /* hover bridge */
.mm-inner{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px;padding:22px}
.mm-col h5{font-family:var(--sans);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--teal-dk);margin:0 0 12px;font-weight:700}
.mm-col ul{list-style:none;margin:0;padding:0}
.mm-col li a{display:block;padding:7px 10px;border-radius:8px;font-size:.9rem;color:var(--navy);font-weight:500}
.mm-col li a:hover{background:rgba(21,135,134,.1);color:var(--teal-dk)}
.mm-cta{background:var(--ivory);border-radius:12px;padding:16px}
.mm-cta p{font-size:.85rem;color:var(--slate);margin:0 0 14px}
.mm-cta .btn{width:100%;justify-content:center}

/* ===== scroll popup ===== */
.popup-overlay{position:fixed;inset:0;background:rgba(7,32,63,.55);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;padding:20px;z-index:200;
  opacity:0;visibility:hidden;transition:opacity .25s ease}
.popup-overlay.show{opacity:1;visibility:visible}
.popup{background:var(--paper);border-radius:18px;max-width:440px;width:100%;padding:28px;
  position:relative;box-shadow:0 30px 80px -20px rgba(0,0,0,.5);transform:translateY(16px);
  transition:transform .3s cubic-bezier(.2,.8,.2,1);max-height:92vh;overflow:auto}
.popup-overlay.show .popup{transform:translateY(0)}
.popup-close{position:absolute;top:12px;right:14px;background:none;border:0;font-size:1.8rem;
  line-height:1;color:var(--slate);cursor:pointer}
.popup-close:hover{color:var(--navy)}
.popup-head{text-align:center;margin-bottom:16px}
.popup-logo{height:40px;width:auto;margin:0 auto 12px}
.popup-head h3{font-family:var(--serif);color:var(--navy);margin:0 0 6px}
.popup-head p{font-size:.9rem;color:var(--slate);margin:0}
.popup .field{margin-bottom:10px}
.popup .btn{width:100%;justify-content:center;margin-top:4px}

/* ===== service detail page ===== */
.svc-detail{display:grid;grid-template-columns:1.5fr .9fr;gap:44px;align-items:start}
.svc-detail .points{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:26px 0}
.point{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:18px}
.point h4{font-family:var(--sans);font-size:1rem;color:var(--navy);margin:0 0 6px}
.point p{font-size:.9rem;color:var(--slate);margin:0}
.deliverable{background:rgba(21,135,134,.08);border-left:3px solid var(--teal);
  border-radius:8px;padding:16px 18px;margin-top:8px}
.deliverable b{color:var(--teal-dk)}
.sidebar-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:24px;
  box-shadow:var(--shadow);position:sticky;top:100px}
.sidebar-card h3{font-family:var(--serif);color:var(--navy);font-size:1.2rem}
.related{margin-top:26px}
.related h4{font-size:.75rem;letter-spacing:.07em;text-transform:uppercase;color:var(--slate);margin-bottom:10px}
.related a{display:block;padding:8px 0;border-bottom:1px solid var(--line);color:var(--navy);font-size:.92rem;font-weight:500}
.related a:hover{color:var(--teal-dk)}

@media(max-width:960px){
  .mm-inner{grid-template-columns:1fr 1fr}
  .mm-cta{grid-column:1/-1}
  .svc-detail{grid-template-columns:1fr}
  .sidebar-card{position:static}
}
@media(max-width:640px){
  /* mobile: nav is a full-width stacked list */
  .menu.open{align-items:stretch}
  .menu.open > a,.menu.open .has-mega{width:100%;text-align:left}
  .has-mega{position:static}
  .has-mega > a{justify-content:space-between;width:100%}
  /* mega-menu becomes an inline accordion, fully contained */
  .megamenu{position:static;left:auto;top:auto;transform:none;width:100%;min-width:0;
    box-shadow:none;border:0;border-radius:0;background:transparent;
    opacity:1;visibility:visible;max-height:0;overflow:hidden;padding:0;margin:0;
    transition:max-height .3s ease}
  .megamenu::before{display:none}
  .has-mega:hover .megamenu,
  .has-mega.open .megamenu{transform:none;opacity:1;visibility:visible}
  .has-mega .megamenu{transform:none}
  .has-mega.open .megamenu{max-height:1600px;margin-top:6px}
  .mm-inner{grid-template-columns:1fr;gap:4px;padding:4px 0 4px 12px;border-left:2px solid var(--line)}
  .mm-col{padding:4px 0}
  .mm-col h5{margin:8px 0 6px}
  .mm-cta{background:transparent;padding:8px 0}
  .mm-cta .btn{width:auto}
  .svc-detail .points{grid-template-columns:1fr}
}