/* ===================================================================
   GTSP — Global Technology Service Providers
   Design system: Navy Blue / Light Blue / White
   =================================================================== */
:root{
  --navy:#0A1F44;          /* primary navy */
  --navy-900:#06142E;      /* deepest navy */
  --navy-800:#0D2350;
  --navy-700:#143066;
  --blue:#3DA9FC;          /* light/electric blue */
  --blue-soft:#5BC0EB;
  --blue-100:#E8F3FF;
  --blue-50:#F4F9FF;
  --white:#FFFFFF;
  --ink:#1C2A3A;           /* body text on light */
  --muted:#5A6B82;         /* secondary text */
  --line:#E2EAF4;          /* hairline borders */
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 4px 16px rgba(10,31,68,.06);
  --shadow-md:0 14px 40px rgba(10,31,68,.12);
  --shadow-lg:0 30px 70px rgba(10,31,68,.20);
  --grad-navy:linear-gradient(135deg,#0A1F44 0%,#143066 55%,#0D2350 100%);
  --grad-blue:linear-gradient(135deg,#3DA9FC 0%,#5BC0EB 100%);
  --max:1200px;
  --font:'Inter','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
section{position:relative}

/* ---------- Typography ---------- */
h1,h2,h3,h4{line-height:1.15;color:var(--navy);font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:1.3rem}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--blue);margin-bottom:14px;
}
.lead{font-size:1.15rem;color:var(--muted);max-width:60ch}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:50px;font-weight:700;font-size:.98rem;
  cursor:pointer;border:0;transition:transform .2s ease,box-shadow .2s ease,background .2s;
  white-space:nowrap;
}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--grad-blue);color:var(--navy-900);box-shadow:0 10px 26px rgba(61,169,252,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(61,169,252,.45)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1.5px solid rgba(255,255,255,.32)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-3px)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-700);transform:translateY(-3px)}
.btn-lg{padding:17px 36px;font-size:1.05rem}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:78px}
.nav .logo{height:46px;width:auto}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-weight:600;color:var(--navy);font-size:.98rem;position:relative;padding:6px 0}
.nav-links a:hover{color:var(--blue)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;bottom:-2px;width:100%;height:2px;background:var(--grad-blue);border-radius:2px;
}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-phone{font-weight:700;color:var(--navy);font-size:.95rem;display:flex;align-items:center;gap:7px}
.nav-phone svg{width:16px;height:16px;color:var(--blue)}
.hamburger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:8px}
.hamburger span{width:24px;height:2.5px;background:var(--navy);border-radius:2px;transition:.3s}

/* ---------- Hero ---------- */
.hero{
  background:var(--grad-navy);color:#fff;position:relative;overflow:hidden;
  padding:96px 0 110px;
}
.hero::before{
  content:"";position:absolute;inset:0;opacity:.5;
  background:
    radial-gradient(600px 300px at 85% 10%,rgba(61,169,252,.30),transparent 60%),
    radial-gradient(500px 360px at 10% 90%,rgba(91,192,235,.18),transparent 60%);
}
.hero-grid-bg{
  position:absolute;inset:0;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 75%);
}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.hero h1{color:#fff}
.hero h1 .grad{background:var(--grad-blue);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{color:#C8D6EC;font-size:1.22rem;margin:22px 0 34px;max-width:54ch}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap}
.hero-badges{display:flex;gap:26px;margin-top:42px;flex-wrap:wrap}
.hero-badge{display:flex;align-items:center;gap:10px;color:#C8D6EC;font-size:.92rem;font-weight:500}
.hero-badge svg{width:20px;height:20px;color:var(--blue)}

/* ---------- AI Avatar chat widget (hero) ---------- */
.avatar-card{
  background:linear-gradient(160deg,rgba(255,255,255,.10),rgba(255,255,255,.03));
  border:1px solid rgba(255,255,255,.16);
  border-radius:24px;padding:18px;box-shadow:var(--shadow-lg);
  backdrop-filter:blur(8px);
}
.avatar-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding:4px 6px}
.avatar-id{display:flex;align-items:center;gap:11px}
.avatar-dot{width:9px;height:9px;border-radius:50%;background:#34D399;box-shadow:0 0 0 4px rgba(52,211,153,.25)}
.avatar-id b{color:#fff;font-size:.95rem}
.avatar-id span{display:block;color:#9FD8FF;font-size:.74rem;font-weight:600}
.avatar-stage{
  position:relative;border-radius:18px;overflow:hidden;aspect-ratio:4/3;
  background:radial-gradient(120% 120% at 50% 0%,#1b3a6b,#0a1f44);
  display:flex;align-items:center;justify-content:center;
}
.avatar-orb{
  width:130px;height:130px;border-radius:50%;
  background:var(--grad-blue);position:relative;
  box-shadow:0 0 60px rgba(61,169,252,.6);
  animation:breathe 3.6s ease-in-out infinite;
}
.avatar-orb::before,.avatar-orb::after{
  content:"";position:absolute;border-radius:50%;border:2px solid rgba(91,192,235,.5);inset:-18px;animation:ripple 3s ease-out infinite;
}
.avatar-orb::after{inset:-36px;animation-delay:1.5s;border-color:rgba(91,192,235,.3)}
.avatar-face{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff}
.avatar-face svg{width:58px;height:58px}
@keyframes breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
@keyframes ripple{0%{transform:scale(.8);opacity:.9}100%{transform:scale(1.5);opacity:0}}
.wave{position:absolute;bottom:18px;left:0;right:0;display:flex;gap:4px;justify-content:center;align-items:flex-end;height:34px}
.wave i{width:4px;background:var(--blue-soft);border-radius:3px;animation:wave 1.1s ease-in-out infinite}
.wave i:nth-child(odd){animation-delay:.2s}
.wave i:nth-child(3n){animation-delay:.4s}
@keyframes wave{0%,100%{height:8px;opacity:.5}50%{height:30px;opacity:1}}
.avatar-caption{
  margin:12px 6px 4px;color:#C8D6EC;font-size:.86rem;min-height:38px;
  background:rgba(255,255,255,.06);border-radius:10px;padding:9px 12px;
}
.avatar-controls{display:flex;gap:10px;align-items:center;padding:6px}
.ctrl{
  width:46px;height:46px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.07);color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:.2s;flex:none;
}
.ctrl:hover{background:var(--blue);border-color:var(--blue);transform:translateY(-2px)}
.ctrl svg{width:20px;height:20px}
.ctrl.active{background:var(--blue);border-color:var(--blue)}
.avatar-input{
  flex:1;display:flex;align-items:center;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);border-radius:50px;padding:4px 4px 4px 18px;
}
.avatar-input input{flex:1;background:none;border:0;color:#fff;font-size:.92rem;outline:none}
.avatar-input input::placeholder{color:#8aa3c4}
.avatar-send{width:38px;height:38px;border-radius:50%;background:var(--grad-blue);border:0;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--navy-900)}
.avatar-send svg{width:18px;height:18px}
.demo-tag{font-size:.7rem;color:#8aa3c4;text-align:center;margin-top:10px;letter-spacing:.04em}

/* ---------- HeyGen live avatar ---------- */
.heygen-frame{width:100%;height:100%;border:0;display:block;border-radius:18px;background:#0a1f44}
.avatar-stage.live{background:#06142E;aspect-ratio:16/9}
.avatar-start{
  position:absolute;left:50%;bottom:18px;transform:translateX(-50%);
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  background:var(--grad-blue);color:var(--navy-900);font-weight:700;font-size:.95rem;
  border:0;border-radius:50px;padding:12px 22px;box-shadow:0 10px 26px rgba(61,169,252,.45);
  transition:transform .2s,box-shadow .2s;z-index:3;
}
.avatar-start:hover{transform:translateX(-50%) translateY(-3px);box-shadow:0 16px 34px rgba(61,169,252,.55)}
.avatar-start svg{width:18px;height:18px}

/* Floating launcher */
.hg-launch{
  position:fixed;right:22px;bottom:22px;z-index:80;
  display:inline-flex;align-items:center;gap:10px;cursor:pointer;
  background:var(--grad-navy);color:#fff;border:1px solid rgba(255,255,255,.18);
  border-radius:50px;padding:13px 20px 13px 16px;font-weight:700;font-size:.95rem;
  box-shadow:var(--shadow-lg);transition:transform .2s,box-shadow .2s;
}
.hg-launch:hover{transform:translateY(-3px)}
.hg-launch svg{width:24px;height:24px;color:var(--blue-soft)}
.hg-launch::after{content:"";position:absolute;top:11px;left:34px;width:9px;height:9px;border-radius:50%;background:#34D399;box-shadow:0 0 0 3px rgba(52,211,153,.3)}

/* Modal */
.hg-modal{position:fixed;inset:0;z-index:90;display:none}
.hg-modal.open{display:block}
.hg-backdrop{position:absolute;inset:0;background:rgba(6,20,46,.6);backdrop-filter:blur(4px)}
.hg-panel{
  position:absolute;right:22px;bottom:22px;width:min(420px,calc(100vw - 44px));
  background:#0a1f44;border:1px solid rgba(255,255,255,.14);border-radius:18px;overflow:hidden;
  box-shadow:var(--shadow-lg);animation:hgIn .25s ease;
}
@keyframes hgIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hg-bar{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;color:#fff;font-weight:700;font-size:.92rem;border-bottom:1px solid rgba(255,255,255,.1)}
.hg-bar .hg-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#34D399;margin-right:8px}
.hg-close{background:none;border:0;color:#9FB3D1;font-size:1.6rem;line-height:1;cursor:pointer;padding:0 4px}
.hg-close:hover{color:#fff}
.hg-body{aspect-ratio:16/9;max-height:60vh;background:#06142E}
.hg-body .heygen-frame{border-radius:0;height:100%}
.hg-fallback{padding:30px 24px;text-align:center;color:#C8D6EC}
.hg-fallback b{color:#fff}
.hg-fallback p{margin-bottom:12px;font-size:.95rem}
.hg-fallback code{background:rgba(255,255,255,.1);padding:2px 6px;border-radius:5px;font-size:.85rem}
.hg-fallback .btn{margin-top:8px}
@media(max-width:520px){
  .hg-launch span{display:none}
  .hg-launch{padding:14px;border-radius:50%}
  .hg-launch::after{left:30px;top:8px}
  .hg-panel{right:12px;left:12px;bottom:12px;width:auto}
}

/* ---------- Generic sections ---------- */
.section{padding:92px 0}
.section.tight{padding:64px 0}
.section.alt{background:var(--blue-50)}
.section.dark{background:var(--grad-navy);color:#fff}
.section.dark h2,.section.dark h3{color:#fff}
.section.dark .lead{color:#C8D6EC}
.section-head{max-width:680px;margin:0 auto 56px}

/* ---------- Service cards ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:26px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 30px;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s;
  position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--grad-blue);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);border-color:transparent}
.card:hover::before{transform:scaleX(1)}
.card-ico{
  width:60px;height:60px;border-radius:14px;background:var(--blue-100);
  display:flex;align-items:center;justify-content:center;color:var(--blue);margin-bottom:22px;
}
.card-ico svg{width:30px;height:30px}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:.97rem}
.card .more{margin-top:18px;color:var(--blue);font-weight:700;font-size:.9rem;display:inline-flex;align-items:center;gap:6px}
.card:hover .more svg{transform:translateX(4px)}
.card .more svg{width:15px;height:15px;transition:transform .2s}

/* ---------- Feature split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split.rev .split-media{order:2}
.split-media{
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);
  background:var(--grad-navy);min-height:340px;display:flex;align-items:center;justify-content:center;color:#fff;padding:40px;
}
.feature-list{list-style:none;margin-top:24px;display:grid;gap:14px}
.feature-list li{display:flex;gap:13px;align-items:flex-start;color:var(--ink)}
.feature-list svg{width:22px;height:22px;color:var(--blue);flex:none;margin-top:1px}
.feature-list b{color:var(--navy)}

/* ---------- Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat .num{font-size:clamp(2rem,4vw,3rem);font-weight:800;background:var(--grad-blue);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:#C8D6EC;font-weight:500;font-size:.95rem;margin-top:4px}

/* ---------- Service detail blocks ---------- */
.svc-detail{padding:84px 0;border-bottom:1px solid var(--line)}
.svc-detail:nth-child(even){background:var(--blue-50)}
.svc-icon-lg{width:74px;height:74px;border-radius:18px;background:var(--grad-blue);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:24px;box-shadow:0 12px 30px rgba(61,169,252,.3)}
.svc-icon-lg svg{width:38px;height:38px}
.tag{display:inline-block;background:var(--blue-100);color:var(--navy);font-size:.78rem;font-weight:700;padding:6px 13px;border-radius:50px;margin:0 8px 8px 0}

/* ---------- CTA band ---------- */
.cta-band{background:var(--grad-navy);color:#fff;border-radius:var(--radius);padding:60px;text-align:center;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 240px at 80% 0%,rgba(61,169,252,.3),transparent 60%)}
.cta-band>*{position:relative;z-index:2}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:#C8D6EC;margin-bottom:30px;font-size:1.1rem}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px}
.contact-info .info-row{display:flex;gap:16px;align-items:flex-start;margin-bottom:26px}
.info-ico{width:50px;height:50px;border-radius:12px;background:var(--blue-100);display:flex;align-items:center;justify-content:center;color:var(--blue);flex:none}
.info-ico svg{width:22px;height:22px}
.info-row b{display:block;color:var(--navy);font-size:1.02rem;margin-bottom:2px}
.info-row span,.info-row a{color:var(--muted)}
.info-row a:hover{color:var(--blue)}
form .field{margin-bottom:18px}
form label{display:block;font-weight:600;color:var(--navy);font-size:.9rem;margin-bottom:7px}
form input,form textarea,form select{
  width:100%;padding:13px 16px;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  font-family:inherit;font-size:.98rem;color:var(--ink);background:#fff;transition:border-color .2s,box-shadow .2s;
}
form input:focus,form textarea:focus,form select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(61,169,252,.15)}
form textarea{min-height:130px;resize:vertical}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow-sm)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-900);color:#C8D6EC;padding:64px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:44px}
.footer-grid h4{color:#fff;font-size:.95rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:18px}
.footer-grid a,.footer-grid p{color:#9FB3D1;font-size:.94rem;display:block;margin-bottom:10px}
.footer-grid a:hover{color:var(--blue)}
.footer-logo{height:46px;margin-bottom:18px}
.footer-tag{color:#9FB3D1;font-size:.95rem;max-width:34ch}
.social{display:flex;gap:12px;margin-top:18px}
.social a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;color:#fff}
.social a:hover{background:var(--blue)}
.social svg{width:18px;height:18px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.86rem;color:#7E93B3}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{background:var(--grad-navy);color:#fff;padding:72px 0 64px;position:relative;overflow:hidden;text-align:center}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 260px at 50% 0%,rgba(61,169,252,.28),transparent 60%)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff}
.page-hero p{color:#C8D6EC;max-width:60ch;margin:16px auto 0;font-size:1.12rem}
.crumb{color:#9FD8FF;font-size:.85rem;margin-bottom:14px;font-weight:600;letter-spacing:.05em}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .hero .container{grid-template-columns:1fr;gap:44px}
  .split,.contact-grid{grid-template-columns:1fr;gap:36px}
  .split.rev .split-media{order:0}
  .stats{grid-template-columns:repeat(2,1fr);gap:32px 20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:760px){
  .nav-links{
    position:fixed;top:78px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:flex-start;gap:0;padding:10px 24px 24px;border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-md);transform:translateY(-130%);transition:transform .35s;z-index:40;
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links a{width:100%;padding:14px 0;border-bottom:1px solid var(--line)}
  .nav-phone{display:none}
  .hamburger{display:flex}
  .section{padding:64px 0}
  .cta-band{padding:40px 24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;text-align:center}
}