/* =========================================================
   ProBizITService — Design Tokens
   ========================================================= */
:root{
  --navy:        #0B1F3D;
  --navy-2:      #122A52;
  --navy-3:      #16336a;
  --blue:        #2E6BF2;
  --blue-light:  #6FA0FF;
  --blue-pale:   #EAF1FF;
  --gray-bg:     #F4F6F9;
  --gray-line:   #E4E9F0;
  --ink:         #101A2E;
  --ink-muted:   #5B6980;
  --white:       #FFFFFF;

  --radius-lg:   22px;
  --radius-md:   16px;
  --radius-sm:   10px;

  --shadow-sm:   0 4px 14px rgba(11,31,61,0.06);
  --shadow-md:   0 14px 34px rgba(11,31,61,0.10);
  --shadow-navy: 0 20px 50px rgba(0,0,0,0.35);

  --ease: cubic-bezier(.4,0,.2,1);
}

/* =========================================================
   Base
   ========================================================= */
*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  font-family:'Inter', system-ui, -apple-system, sans-serif;
  color:var(--ink);
  background:var(--white);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.display-font{
  font-family:'Space Grotesk', 'Inter', sans-serif;
  letter-spacing:-0.02em;
  color:var(--ink);
}
p{ color:var(--ink-muted); line-height:1.7; }
a{ text-decoration:none; }
::selection{ background:var(--blue-light); color:var(--white); }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:0.78rem;
  font-weight:700;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--blue);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  background:var(--blue);
  display:inline-block;
  border-radius:2px;
}
.eyebrow.on-dark{ color:var(--blue-light); }
.eyebrow.on-dark::before{ background:var(--blue-light); }

.section{ padding:96px 0; }
.section-sm{ padding:64px 0; }
@media (max-width:768px){
  .section{ padding:64px 0; }
  .section-sm{ padding:44px 0; }
}

.bg-gray{ background:var(--gray-bg); }
.bg-navy{ background:var(--navy); color:#cdd8ec; }
.bg-navy h1, .bg-navy h2, .bg-navy h3, .bg-navy h4{ color:var(--white); }
.bg-navy p{ color:#a9b8d4; }

.text-blue{ color:var(--blue) !important; }

.btn{
  border-radius:50px;
  font-weight:600;
  font-size:0.95rem;
  padding:12px 28px;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  border:2px solid transparent;
}
.btn-primary{
  background:var(--blue);
  border-color:var(--blue);
  color:#fff;
  box-shadow:0 10px 24px rgba(46,107,242,0.28);
}
.btn-primary:hover{
  background:#2559d1;
  border-color:#2559d1;
  transform:translateY(-2px);
  box-shadow:0 14px 30px rgba(46,107,242,0.36);
  color:#fff;
}
.btn-outline-light-custom{
  background:transparent;
  border-color:rgba(255,255,255,0.35);
  color:#fff;
}
.btn-outline-light-custom:hover{
  background:#fff;
  border-color:#fff;
  color:var(--navy);
  transform:translateY(-2px);
}
.btn-outline-navy{
  background:transparent;
  border-color:var(--navy);
  color:var(--navy);
}
.btn-outline-navy:hover{
  background:var(--navy);
  color:#fff;
  transform:translateY(-2px);
}

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--gray-line);
  transition:box-shadow .3s var(--ease);
}
.site-header.scrolled{ box-shadow:0 6px 24px rgba(11,31,61,0.08); }

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:'Space Grotesk', sans-serif;
  font-weight:700;
  font-size:1.28rem;
  color:var(--ink);
}
.brand svg{ width:38px; height:38px; flex-shrink:0; }
.brand .brand-accent{ color:var(--blue); }

.navbar-nav .nav-link{
  font-weight:600;
  font-size:0.96rem;
  color:var(--ink);
  padding:8px 16px !important;
  border-radius:50px;
  transition:color .2s, background .2s;
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active{
  color:var(--blue);
  background:var(--blue-pale);
}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position:relative;
  padding:110px 0 80px;
  background:
    radial-gradient(circle at 90% 10%, rgba(46,107,242,0.07), transparent 45%),
    var(--white);
  overflow:hidden;
}
.hero h1{
  font-size:clamp(2.3rem, 4.2vw, 3.5rem);
  line-height:1.12;
  margin-bottom:20px;
}
.hero .lead{
  font-size:1.12rem;
  max-width:480px;
}
.hero-art{ position:relative; }
.float-el{ animation:float 5s ease-in-out infinite; }
.float-el.delay-1{ animation-delay:.6s; }
.float-el.delay-2{ animation-delay:1.2s; }
@keyframes float{
  0%,100%{ transform:translateY(0); }
  50%{ transform:translateY(-12px); }
}
@keyframes dashmove{
  to{ stroke-dashoffset:-40; }
}
.flow-line{
  stroke-dasharray:6 6;
  animation:dashmove 2.2s linear infinite;
}
@keyframes pulse-dot{
  0%,100%{ opacity:.4; r:3; }
  50%{ opacity:1; r:5; }
}
.pulse{ animation:pulse-dot 2.4s ease-in-out infinite; }

/* =========================================================
   Trust strip
   ========================================================= */
.trust-strip{
  border-top:1px solid var(--gray-line);
  border-bottom:1px solid var(--gray-line);
  background:var(--white);
}
.trust-item{
  display:flex;
  align-items:center;
  gap:12px;
  padding:26px 10px;
  font-weight:600;
  color:var(--ink);
  font-size:0.98rem;
}
.trust-item .icon-chip{
  width:42px; height:42px;
  border-radius:12px;
  background:var(--blue-pale);
  color:var(--blue);
  display:flex; align-items:center; justify-content:center;
  font-size:1.2rem;
  flex-shrink:0;
}

/* =========================================================
   Cards
   ========================================================= */
.icon-badge{
  width:60px; height:60px;
  border-radius:16px;
  background:var(--blue-pale);
  display:flex; align-items:center; justify-content:center;
  color:var(--blue);
  font-size:1.6rem;
  margin-bottom:22px;
  transition:transform .3s var(--ease), background .3s var(--ease), color .3s var(--ease);
}
.service-card{
  background:var(--white);
  border:1px solid var(--gray-line);
  border-radius:var(--radius-lg);
  padding:34px 30px;
  height:100%;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
  position:relative;
}
.service-card:hover{
  transform:translateY(-8px);
  box-shadow:var(--shadow-md);
  border-color:transparent;
}
.service-card:hover .icon-badge{
  background:var(--blue);
  color:#fff;
  transform:scale(1.08) rotate(-4deg);
}
.service-card h3{ font-size:1.18rem; margin-bottom:10px; }
.service-card p{ font-size:0.94rem; margin-bottom:18px; }
.card-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-weight:700;
  font-size:0.86rem;
  color:var(--blue);
}
.card-arrow i{ transition:transform .25s var(--ease); }
.service-card:hover .card-arrow i{ transform:translateX(5px); }

/* Why us */
.why-item{ text-align:center; padding:10px 14px; }
.why-item .icon-badge{ margin:0 auto 20px; }
.why-item h4{ font-size:1.06rem; margin-bottom:8px; }
.why-item p{ font-size:0.92rem; margin:0; }

/* Feature checklist */
.check-item{
  display:flex; align-items:flex-start; gap:12px;
  margin-bottom:14px; font-weight:600; color:#e7edf9;
}
.check-item .chk{
  width:26px; height:26px; border-radius:50%;
  background:rgba(111,160,255,0.16);
  color:var(--blue-light);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0; font-size:0.78rem; margin-top:1px;
}

/* CTA */
.cta-section{
  background:linear-gradient(135deg, var(--navy) 0%, #163a73 100%);
  border-radius:var(--radius-lg);
  padding:64px 40px;
  position:relative;
  overflow:hidden;
  text-align:center;
}
.cta-section h2{ color:#fff; }
.cta-section p{ color:#a9b8d4; }
.cta-section::before{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(circle at 20% 20%, rgba(111,160,255,0.18), transparent 40%),
             radial-gradient(circle at 85% 80%, rgba(111,160,255,0.14), transparent 45%);
}

/* =========================================================
   Approach steps (About)
   ========================================================= */
.approach-card{
  background:var(--white);
  border:1px solid var(--gray-line);
  border-radius:var(--radius-lg);
  padding:32px 26px;
  height:100%;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease);
}
.approach-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); }
.approach-num{
  font-family:'Space Grotesk', sans-serif;
  font-size:0.85rem;
  font-weight:700;
  color:var(--blue);
  letter-spacing:0.06em;
  margin-bottom:14px;
  display:block;
}

/* =========================================================
   Alternating service sections
   ========================================================= */
.svc-row{ padding:70px 0; border-bottom:1px solid var(--gray-line); }
.svc-row:last-child{ border-bottom:none; }
.svc-list{ list-style:none; padding:0; margin:22px 0 26px; }
.svc-list li{
  display:flex; align-items:center; gap:12px;
  padding:10px 0;
  border-bottom:1px dashed var(--gray-line);
  font-weight:600;
  color:var(--ink);
  font-size:0.98rem;
}
.svc-list li:last-child{ border-bottom:none; }
.svc-list li i{ color:var(--blue); font-size:1.05rem; }

/* =========================================================
   Contact
   ========================================================= */
.contact-info-card{
  background:var(--navy);
  border-radius:var(--radius-lg);
  padding:40px 34px;
  color:#cdd8ec;
  height:100%;
}
.contact-info-card h3{ color:#fff; }
.contact-detail{ margin-bottom:26px; }
.contact-detail .label{
  font-size:0.78rem; text-transform:uppercase; letter-spacing:0.1em;
  color:var(--blue-light); font-weight:700; margin-bottom:6px;
}
.contact-detail a, .contact-detail span{ color:#fff; font-size:1.05rem; font-weight:600; }

.form-control, .form-select{
  border-radius:12px;
  border:1.5px solid var(--gray-line);
  padding:12px 16px;
  font-size:0.96rem;
  transition:border-color .2s, box-shadow .2s;
}
.form-control:focus, .form-select:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 4px rgba(46,107,242,0.12);
}
.form-label{ font-weight:600; font-size:0.9rem; color:var(--ink); margin-bottom:6px; }
.contact-form-wrap{
  background:var(--white);
  border:1px solid var(--gray-line);
  border-radius:var(--radius-lg);
  padding:38px 34px;
  box-shadow:var(--shadow-sm);
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{ background:var(--navy); color:#94a5c4; padding:64px 0 26px; }
.site-footer h5{ color:#fff; font-weight:700; font-size:1rem; margin-bottom:20px; }
.site-footer a{ color:#94a5c4; transition:color .2s, padding-left .2s; }
.site-footer a:hover{ color:#fff; padding-left:4px; }
.site-footer ul{ list-style:none; padding:0; margin:0; }
.site-footer li{ margin-bottom:10px; }
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.08);
  margin-top:44px; padding-top:22px;
  font-size:0.85rem;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px;
}

/* =========================================================
   Fade-in on scroll
   ========================================================= */
.reveal{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.in-view{ opacity:1; transform:translateY(0); }

@media (prefers-reduced-motion: reduce){
  .float-el, .flow-line, .pulse{ animation:none !important; }
  .reveal{ opacity:1; transform:none; transition:none; }
}

/* =========================================================
   Page hero (inner pages)
   ========================================================= */
.page-hero{
  background:var(--navy);
  padding:80px 0 70px;
  position:relative;
  overflow:hidden;
}
.page-hero h1{ color:#fff; font-size:clamp(2rem,3.6vw,2.9rem); }
.page-hero p{ color:#a9b8d4; max-width:560px; }
.page-hero::before{
  content:"";
  position:absolute; inset:0;
  background:radial-gradient(circle at 85% 20%, rgba(111,160,255,0.16), transparent 45%);
}

@media (max-width:991px){
  .hero{ text-align:center; padding-top:40px; }
  .hero .lead{ margin-left:auto; margin-right:auto; }
  .hero-art{ margin-top:40px; }
  .cta-section{ padding:48px 24px; }
}