/* ===== North Digi Tech — shared stylesheet ===== */
:root{
  --ink:#0B1F3A;
  --ink-2:#13294B;
  --paper:#F6F8FB;
  --white:#FFFFFF;
  --mint:#12D6A0;
  --mint-deep:#0FA97E;
  --sky:#3E8EF7;
  --orange:#F0812E;
  --orange-deep:#D9691A;
  --muted:#5B6B82;
  --line:rgba(11,31,58,.10);
  --radius:16px;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,.brand{font-family:'Sora',sans-serif;letter-spacing:-.02em;line-height:1.12}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.accent{color:var(--mint-deep)}
.accent-orange{color:var(--orange-deep)}
.center{text-align:center}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;padding:12px 22px;border-radius:12px;cursor:pointer;transition:.2s;border:none;font-family:'Inter'}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--ink-2);transform:translateY(-1px)}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.btn-white{background:#fff;color:var(--ink)}
.btn-white:hover{background:#eef1f5}

/* eyebrow tag */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--mint-deep);background:rgba(18,214,160,.10);padding:7px 14px;border-radius:100px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--mint)}

/* ===== NAV ===== */
header{position:sticky;top:0;z-index:60;background:rgba(246,248,251,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px}
.brand-logo{height:38px;width:auto;border-radius:9px;display:block}
.nav-links{display:flex;gap:30px;font-size:15px;font-weight:500;color:var(--muted)}
.nav-links a{position:relative;padding:4px 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-4px;width:0;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--mint),var(--sky));transition:width .25s ease}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:14px}
.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px;margin:-8px}
.menu-icon,.menu-icon::before,.menu-icon::after{display:block;width:22px;height:2px;border-radius:2px;background:var(--ink);transition:.25s ease;position:relative}
.menu-icon::before,.menu-icon::after{content:"";position:absolute;left:0}
.menu-icon::before{top:-7px}
.menu-icon::after{top:7px}
.menu-btn.is-open .menu-icon{background:transparent}
.menu-btn.is-open .menu-icon::before{transform:rotate(45deg);top:0}
.menu-btn.is-open .menu-icon::after{transform:rotate(-45deg);top:0}
.mobile-menu{display:none;flex-direction:column;background:#fff;border-bottom:1px solid var(--line)}
.mobile-menu a{padding:14px 24px;font-weight:500;border-top:1px solid var(--line)}
.mobile-menu.open{display:flex}
.mobile-menu .mm-cta{color:var(--mint-deep);font-weight:700;display:flex;align-items:center;gap:6px}

/* ===== PAGE HEADER (inner pages) ===== */
.page-hero{padding:70px 0 50px;text-align:center;background:linear-gradient(180deg,rgba(18,214,160,.06),transparent)}
.page-hero h1{font-size:46px;font-weight:800;margin:16px 0 12px}
.page-hero p{color:var(--muted);font-size:18px;max-width:560px;margin:0 auto}
.crumb{font-size:13px;color:var(--muted)}
.crumb a:hover{color:var(--mint-deep)}

/* ===== SECTION HEAD ===== */
.sec-head{text-align:center;max-width:640px;margin:0 auto 54px}
.sec-head .eyebrow{margin-bottom:18px}
.sec-head h2{font-size:40px;font-weight:700;margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:17px}

/* ===== CARDS GRID (services) ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px;transition:.25s}
.card:hover{transform:translateY(-6px);box-shadow:0 24px 44px -22px rgba(11,31,58,.35);border-color:transparent}
.card .ic{width:52px;height:52px;border-radius:13px;display:grid;place-items:center;font-size:24px;margin-bottom:18px;background:rgba(18,214,160,.12)}
.card:nth-child(3n+2) .ic{background:rgba(62,142,247,.12)}
.card:nth-child(3n) .ic{background:rgba(11,31,58,.08)}
.card h3{font-size:20px;font-weight:600;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}
.card .more{margin-top:16px;font-size:14px;font-weight:600;color:var(--mint-deep);display:inline-flex;align-items:center;gap:6px}

/* ===== CTA ===== */
.cta{padding:90px 0}
.cta-box{background:linear-gradient(135deg,var(--mint-deep),var(--sky));border-radius:26px;padding:64px 48px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-box::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1.5px,transparent 1.5px);background-size:26px 26px;opacity:.6;pointer-events:none}
.cta-box::after{content:"";position:absolute;width:280px;height:280px;border-radius:50%;background:var(--orange);opacity:.18;filter:blur(10px);top:-120px;right:-90px;pointer-events:none}
.cta-box>*{position:relative;z-index:1}
.cta-box h2{font-size:36px;font-weight:700;margin-bottom:14px}
.cta-box p{font-size:18px;opacity:.92;max-width:480px;margin:0 auto 30px}

/* ===== FOOTER ===== */
footer{background:var(--ink-2);color:rgba(255,255,255,.7);padding:56px 0 30px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
footer .brand{color:#fff;margin-bottom:14px}
footer .fdesc{font-size:14px;max-width:280px}
footer h5{color:#fff;font-family:'Sora';font-size:15px;margin-bottom:16px;font-weight:600}
footer ul{list-style:none}
footer li{margin-bottom:10px;font-size:14px}
footer li a:hover{color:var(--mint)}
.foot-social{display:flex;gap:10px;margin-top:16px}
.foot-social a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;font-size:16px;color:#fff;transition:.2s}
.foot-social a:hover{background:var(--mint);color:var(--ink)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;font-size:13px;flex-wrap:wrap;gap:10px}

/* ===== ENTRANCE ANIMATION (progressive enhancement; content is visible either way) ===== */
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.js .reveal{animation:fadeUp .55s ease both}
.js .reveal:nth-child(2){animation-delay:.06s}
.js .reveal:nth-child(3){animation-delay:.12s}
.js .reveal:nth-child(4){animation-delay:.18s}
.js .reveal:nth-child(5){animation-delay:.24s}
.js .reveal:nth-child(6){animation-delay:.3s}
@media(prefers-reduced-motion:reduce){.js .reveal{animation:none}}

/* ===== FLOATING ACTION BUTTONS ===== */
.fab-stack{position:fixed;right:22px;bottom:22px;display:flex;flex-direction:column;gap:12px;z-index:80}
.fab{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;box-shadow:0 14px 30px -10px rgba(11,31,58,.45);transition:.2s;border:none;cursor:pointer}
.fab-chat{background:linear-gradient(135deg,var(--mint),var(--mint-deep));color:#fff}
.fab-chat:hover{transform:translateY(-3px) scale(1.05)}
.fab-top{background:#fff;color:var(--ink);border:1px solid var(--line);opacity:0;pointer-events:none;transform:translateY(8px)}
.fab-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.fab-top:hover{border-color:var(--ink)}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .cards{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .menu-btn{display:block}
  .nav-quote{display:none}
  .page-hero h1{font-size:36px}
}
@media(max-width:560px){
  .cards{grid-template-columns:1fr}
  .sec-head h2,.cta-box h2{font-size:28px}
  .page-hero h1{font-size:30px}

  /* Footer: brand block full-width on top, the 3 link columns in a
     compact 2-column grid underneath instead of stacking one-per-row */
  .foot-grid{grid-template-columns:1fr 1fr;gap:8px 20px;margin-bottom:28px}
  .foot-grid>div:first-child{grid-column:1/-1;margin-bottom:18px}
  footer .fdesc{max-width:none}
  footer h5{margin-bottom:12px}
  footer li{margin-bottom:9px}
  .foot-bottom{flex-direction:column;text-align:center;gap:6px}

  /* Floating buttons: smaller and closer to the corner so they don't
     sit on top of body text on short mobile viewports */
  .fab-stack{right:14px;bottom:14px;gap:10px}
  .fab{width:46px;height:46px;font-size:15px}
}