/* =========================================================
   NIPUNA GLOBAL PRIVATE LIMITED — design tokens
   ========================================================= */
:root{
  --navy-deep:#0A1929;
  --navy-mid:#102A40;
  --navy-soft:#16344C;
  --steel:#5C7184;
  --steel-light:#9FB0BD;
  --paper:#EFF2F4;
  --paper-dim:#E4E9EC;
  --ink:#0E1B26;
  --white:#FFFFFF;
  --safety:#F5B400;
  --safety-dark:#C98F00;
  --signal:#D6492F;

  --display:'Oswald',sans-serif;
  --body:'Inter',sans-serif;
  --mono:'IBM Plex Mono',monospace;

  --radius:2px;
  --container:1180px;
  --gridline: rgba(255,255,255,0.06);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}

body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4{
  font-family:var(--display);
  text-transform:uppercase;
  letter-spacing:0.01em;
  margin:0 0 0.5em;
  line-height:1.15;
  color:var(--navy-deep);
}
h2{font-size:clamp(1.9rem,4vw,2.8rem);}
h3{font-size:1.25rem;}
p{margin:0 0 1em;color:var(--steel);}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
/* .mono{font-family:var(--mono);} */

.container{
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

.tag{
  color:var(--safety-dark);
  letter-spacing:0.12em;
  font-size:0.78rem;
  margin-bottom:0.9em;
}
.section-dark .tag{color:var(--safety);}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn{
  display:inline-block;
  padding:0.85em 1.6em;
  font-family:var(--mono);
  font-size:0.85rem;
  letter-spacing:0.04em;
  border-radius:var(--radius);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .2s ease, color .2s ease;
}
.btn-accent{background:var(--safety);color:var(--navy-deep);font-weight:600;}
.btn-accent:hover{background:var(--safety-dark);transform:translateY(-2px);}
.btn-outline{border-color:rgba(255,255,255,0.45);color:var(--white);}
.btn-outline:hover{background:rgba(255,255,255,0.1);transform:translateY(-2px);}

/* =========================================================
   HEADER
   ========================================================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:transparent;
  transition:background .25s ease, box-shadow .25s ease;
}
.site-header.scrolled{
  background:rgba(10,25,41,0.96);
  box-shadow:0 2px 18px rgba(0,0,0,0.25);
}
.header-inner{
  max-width:var(--container);
  margin:0 auto;
  padding:16px 24px;
  display:flex;align-items:center;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--white);}
.brand-mark{width:30px;height:30px;color:var(--safety);flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-family:var(--display);font-size:1rem;letter-spacing:0.04em;}
.brand-text small{font-family:var(--mono);font-size:0.62rem;color:#6299c3;letter-spacing:0.12em;}
.brand-sub{font-size:0.56rem !important;letter-spacing:0.01em !important;white-space:nowrap;}

.main-nav{display:flex;gap:28px;margin-left:auto;}
.main-nav a{
  color:var(--paper);
  font-size:0.88rem;
  font-weight:500;
  position:relative;
  padding:4px 0;
}
.main-nav a::after{
  content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--safety);
  transition:width .2s ease;
}
.main-nav a:hover::after{width:100%;}

.header-cta{flex-shrink:0;}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:34px;height:34px;background:none;border:none;cursor:pointer;margin-left:8px;
  position:relative;z-index:101;
}
.nav-toggle span{display:block;width:100%;height:2px;background:var(--white);border-radius:1px;}

/* =========================================================
   HERO
   ========================================================= */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;flex-direction:column;justify-content:center;
  color:var(--white);
  overflow:hidden;
}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-grid{
  position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(0deg, var(--gridline) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, var(--gridline) 0 1px, transparent 1px 64px);
  mix-blend-mode:overlay;
}
.hero-fade{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(10,25,41,0.55) 0%, rgba(10,25,41,0.78) 55%, rgba(10,25,41,0.97) 100%);
}
.hero-content{
  position:relative;z-index:1;
  max-width:var(--container);
  width:100%;
  margin:0 auto;
  padding:140px 24px 60px;
}
.eyebrow{color:var(--safety);font-size:0.78rem;letter-spacing:0.1em;margin-bottom:1.2em;}
.hero h1{
  color:var(--white);
  font-size:clamp(2.4rem,6vw,4.4rem);
  max-width:14ch;
  margin-bottom:0.6em;
}
.hero-sub{
  color:var(--steel-light);
  max-width:560px;
  font-size:1.05rem;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:1.6em;}

.stat-strip{
  position:relative;z-index:1;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(255,255,255,0.15);
}
.stat{
  padding:22px 24px;
  border-right:1px solid rgba(255,255,255,0.15);
  display:flex;flex-direction:column;gap:6px;
}
.stat:last-child{border-right:none;}
.stat-num{font-size:1.5rem;color:var(--safety);font-weight:600;}
.stat-label{font-size:0.72rem;color:var(--steel-light);letter-spacing:0.03em;line-height:1.4;}

/* =========================================================
   SECTIONS — shared
   ========================================================= */
.section{padding:96px 0;}
.section-dark{background:var(--navy-deep);color:var(--white);}
.section-dark h2{color:var(--white);}
.section-dark p{color:var(--steel-light);}
.section-intro{max-width:620px;font-size:1.05rem;}

/* =========================================================
   ABOUT
   ========================================================= */
.about-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr;
  gap:64px;
  align-items:start;
}
.about-copy h2{max-width:13ch;}
.about-plates{display:flex;flex-direction:column;gap:20px;}
.plate{
  background:var(--white);
  border:1px solid var(--paper-dim);
  border-left:4px solid var(--navy-deep);
  padding:28px;
  border-radius:var(--radius);
}
.plate-accent{border-left-color:var(--safety);}
.plate-label{color:var(--steel);letter-spacing:0.1em;font-size:0.74rem;margin-bottom:0.6em;}
.plate p:last-child{margin-bottom:0;color:var(--ink);}

/* =========================================================
   GROUP STRUCTURE — ENTITY BOX (col-12, single entity)
   ========================================================= */
.entity-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:28px;
  margin-top:48px;
}
.entity-grid-single{grid-template-columns:1fr;}
.entity-card{
  background:var(--white);
  border:1px solid var(--paper-dim);
  border-top:4px solid var(--navy-deep);
  border-radius:var(--radius);
  padding:32px;
}
.entity-card-full{padding:40px;}
.entity-card-full p:last-child{margin-top:1.2em;margin-bottom:0;color:var(--ink);max-width:78ch;line-height:1.7;}
.entity-card-accent{border-top-color:var(--safety);}
.entity-tag{color:var(--steel);letter-spacing:0.1em;font-size:0.72rem;margin-bottom:1.2em;}
.entity-year{
  display:inline-block;
  font-size:1.6rem;
  font-weight:600;
  color:var(--navy-deep);
  background:var(--paper);
  padding:6px 14px;
  border-radius:var(--radius);
  margin-bottom:0.8em;
}
.entity-card-accent .entity-year{color:var(--safety-dark);background:#FFF6DF;}
.entity-card h3{font-size:1.15rem;max-width:18ch;margin-bottom:0.3em;}
.entity-card-full h3{max-width:none;}
.entity-meta{color:var(--steel);font-weight:600;font-size:0.88rem;margin-bottom:1.4em;}
.entity-details{display:flex;flex-direction:column;gap:14px;}
.entity-details dt{color:var(--steel);font-size:0.68rem;letter-spacing:0.08em;margin-bottom:3px;}
.entity-details dd{margin:0;color:var(--ink);font-size:0.84rem;}
.entity-address{font-family:var(--body) !important;letter-spacing:0.01em;line-height:1.5;}

/* =========================================================
   SERVICES
   ========================================================= */
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:rgba(255,255,255,0.08);
  margin-top:48px;
}
.service-card{
  background:var(--navy-deep);
  padding:32px 28px;
}
.service-card-accent{background:var(--navy-mid);}
.service-tag{color:var(--safety);font-size:0.78rem;letter-spacing:0.08em;margin-bottom:0.8em;}
.service-card h3{color:var(--white);margin-bottom:0.7em;}
.service-card ul li{
  color:var(--steel-light);
  font-size:0.92rem;
  padding-left:18px;
  position:relative;
  margin-bottom:0.55em;
}
.service-card ul li::before{
  content:'';position:absolute;left:0;top:0.55em;width:7px;height:1px;background:var(--safety);
}

/* =========================================================
   GALLERY / SITE LOG
   ========================================================= */
.gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:48px;
}
.gallery-card{
  margin:0;position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  background:var(--navy-deep);
  aspect-ratio:4/3;
  cursor:pointer;
}
.gallery-card:focus-visible{outline:3px solid var(--safety);outline-offset:2px;}
.gallery-card img{
  width:100%;height:100%;object-fit:cover;
  display:block;
  transition:transform .4s ease;
}
.gallery-card:hover img{transform:scale(1.05);}
.zoom-hint{
  position:absolute;top:12px;right:12px;z-index:2;
  background:rgba(10,25,41,0.78);
  color:var(--white);
  font-family:var(--mono);
  font-size:0.68rem;
  letter-spacing:0.06em;
  padding:6px 10px;
  border:1px solid rgba(255,255,255,0.3);
  border-radius:var(--radius);
  opacity:0;
  transform:translateY(-4px);
  transition:opacity .2s ease, transform .2s ease;
}
.gallery-card:hover .zoom-hint,
.gallery-card:focus-visible .zoom-hint{opacity:1;transform:translateY(0);}
.gallery-card figcaption{
  position:absolute;left:0;right:0;bottom:0;
  background:linear-gradient(180deg, transparent, rgba(5,12,18,0.92) 60%);
  padding:36px 14px 12px;
  display:flex;flex-direction:column;gap:4px;
}
.cap-tag{color:var(--safety);font-size:0.68rem;letter-spacing:0.1em;}
.cap-text{color:var(--white);font-size:0.84rem;line-height:1.3;}

/* =========================================================
   MILESTONES
   ========================================================= */
.milestone-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  margin-top:48px;
}
.milestone{
  border-top:2px solid var(--safety);
  padding-top:18px;
}
.milestone-mark{color:var(--steel-light);font-size:0.72rem;letter-spacing:0.1em;margin-bottom:0.8em;}
.milestone h3{color:var(--white);font-size:1.05rem;}
.milestone p{font-size:0.92rem;}

/* =========================================================
   CREDENTIALS / BADGES
   ========================================================= */
.badge-row{
  display:flex;
  flex-wrap:wrap;
  gap:32px;
  margin-top:48px;
}
.badge{display:flex;flex-direction:column;align-items:center;gap:14px;width:140px;text-align:center;}
.badge-ring{
  width:108px;height:108px;border-radius:50%;
  border:2px dashed var(--navy-deep);
  display:flex;align-items:center;justify-content:center;
  font-size:0.72rem;letter-spacing:0.06em;color:var(--navy-deep);
  padding:10px;
}
.badge p{color:var(--ink);font-weight:600;font-size:0.88rem;margin:0;}

/* =========================================================
   TEAM
   ========================================================= */
.team-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:rgba(255,255,255,0.08);
  margin-top:48px;
}
.team-card{background:var(--navy-deep);padding:26px 22px;}
.team-card h4{font-family:var(--display);text-transform:uppercase;color:var(--white);font-size:0.95rem;margin-bottom:0.4em;letter-spacing:0.02em;}
.team-card p{font-size:0.85rem;margin:0;color:var(--steel-light);}
.team-card-accent{background:var(--safety);}
.team-card-accent h4,.team-card-accent p{color:var(--navy-deep);}

/* =========================================================
   CONTACT
   ========================================================= */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
}
.contact-info h2{max-width:13ch;}
.contact-details{margin-top:2em;display:flex;flex-direction:column;gap:18px;}
.contact-details dt{color:var(--steel);font-size:0.7rem;letter-spacing:0.1em;margin-bottom:4px;}
.contact-details dd{margin:0;color:var(--ink);font-size:0.92rem;line-height:1.5;}
.contact-details a:hover{color:var(--safety-dark);}
.address-text{
  font-family:var(--body) !important;
  font-size:1.02rem !important;
  font-weight:500;
  line-height:1.6 !important;
  letter-spacing:0.01em;
  color:var(--navy-deep) !important;
  border-left:2px solid var(--safety);
  padding-left:12px;
}

.contact-form{
  background:var(--white);
  border:1px solid var(--paper-dim);
  padding:32px;
  border-radius:var(--radius);
  display:flex;flex-direction:column;gap:18px;
}
.form-row{display:flex;flex-direction:column;gap:6px;}
.form-row label{font-size:0.78rem;letter-spacing:0.05em;color:var(--steel);font-family:var(--mono);}
.form-row input,.form-row select,.form-row textarea{
  font-family:var(--body);
  font-size:0.95rem;
  padding:11px 12px;
  border:1px solid var(--paper-dim);
  border-radius:var(--radius);
  background:var(--paper);
  color:var(--ink);
  resize:vertical;
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:2px solid var(--safety);
  outline-offset:1px;
  border-color:var(--safety);
}
.form-row.has-error input,.form-row.has-error textarea{border-color:var(--signal);}
.form-error{font-size:0.78rem;color:var(--signal);min-height:1em;}
.form-submit{align-self:flex-start;margin-top:4px;}
.form-status{font-size:0.88rem;color:var(--ink);margin:0;min-height:1.2em;}
.form-status.success{color:#1F7A3D;font-weight:600;}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{background:var(--navy-deep);color:var(--steel-light);padding-top:64px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
  border-bottom:1px solid rgba(255,255,255,0.1);
}
.footer-brand .brand{color:var(--white);margin-bottom:12px;}
.footer-brand p{font-size:0.85rem;}
.footer-heading{color:var(--safety);font-size:0.7rem;letter-spacing:0.1em;margin-bottom:1em;}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:0.88rem;}
.footer-links a:hover{color:var(--safety);}

.titleblock{
  display:flex;flex-wrap:wrap;gap:24px;justify-content:space-between;
  padding:20px 24px;
  font-size:0.72rem;
  letter-spacing:0.04em;
  color:var(--steel);
}

/* =========================================================
   BACK TO TOP
   ========================================================= */
.to-top{
  position:fixed;right:22px;bottom:22px;z-index:90;
  width:44px;height:44px;border-radius:50%;
  background:var(--safety);color:var(--navy-deep);
  border:none;font-size:1.1rem;cursor:pointer;
  opacity:0;pointer-events:none;
  transform:translateY(10px);
  transition:opacity .25s ease, transform .25s ease;
}
.to-top.visible{opacity:1;pointer-events:auto;transform:translateY(0);}

/* =========================================================
   LOGO CAROUSEL
   ========================================================= */
.logo-section{margin-top:48px;}
.logo-section h3{
  font-size:0.85rem;
  letter-spacing:0.08em;
  color:var(--navy-deep);
  margin-bottom:24px;
  text-align:center;
  font-weight:600;
}
.logo-carousel-wrapper{
  overflow:hidden;
  width:100%;
  background:transparent;
}
.logo-carousel{
  display:flex;
  gap:20px;
  animation:scroll-logos 20s linear infinite;
  padding:12px 0;
}
.logo-carousel:hover{
  animation-play-state:paused;
}
.logo-item{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:12px;
  background:var(--white);
  border-radius:var(--radius);
  min-height:160px;
  min-width:160px;
  height:auto;
  width:160px;
  flex-shrink:0;
  transition:transform .25s ease, box-shadow .25s ease;
  position:relative;
}
.logo-content{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:8px;
  width:100%;
}
.logo-content img{
  max-width:90%;
  max-height:90px;
  object-fit:contain;
  display:block;
}
.logo-title{
  font-size:0.75rem;
  font-weight:600;
  color:var(--navy-deep);
  margin:0;
  text-align:center;
  line-height:1.2;
}
.logo-item:hover{
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(0,0,0,0.06);
}
@keyframes scroll-logos{
  0%{transform:translateX(0);}
  100%{transform:translateX(calc(-160px * 10 - 20px * 10));}
}
@keyframes scroll-logos{
  0%{transform:translateX(0);}
  100%{transform:translateX(calc(-100px * 10 - 16px * 10));}
}

/* =========================================================
   SCROLL REVEAL
   ========================================================= */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}
.reveal.in-view{opacity:1;transform:translateY(0);}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width:980px){
  .about-grid,.contact-grid,.entity-grid{grid-template-columns:1fr;gap:40px;}
  .service-grid{grid-template-columns:repeat(2,1fr);}
  .milestone-grid{grid-template-columns:repeat(2,1fr);}
  .team-grid{grid-template-columns:repeat(2,1fr);}
  .gallery{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .logo-item{min-width:140px;width:140px;}
  @keyframes scroll-logos{0%{transform:translateX(0);}100%{transform:translateX(calc(-140px * 10 - 20px * 10));}}
}

@media (max-width:760px){
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:78%;max-width:320px;
    background:var(--navy-deep);
    flex-direction:column;
    padding:100px 32px 32px;
    gap:22px;
    transform:translateX(100%);
    transition:transform .3s ease;
  }
  .main-nav.open{transform:translateX(0);}
  .header-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat{border-right:none;border-bottom:1px solid rgba(255,255,255,0.15);}
  .service-grid,.milestone-grid,.team-grid,.gallery{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .section{padding:72px 0;}
  .badge-row{justify-content:center;}
  .logo-item{min-width:120px;width:120px;min-height:140px;}
  .logo-content img{max-height:70px;}
  .lightbox-card{grid-template-columns:1fr;max-height:92vh;}
  .lightbox-media{max-height:42vh;}
}

/* =========================================================
   LIGHTBOX
   ========================================================= */
.lightbox{
  position:fixed;inset:0;z-index:200;
  display:flex;align-items:center;justify-content:center;
  padding:24px;
}
.lightbox[hidden]{display:none;}
.lightbox-overlay{
  position:absolute;inset:0;
  background:rgba(6,14,22,0.86);
  backdrop-filter:blur(2px);
}
.lightbox-card{
  position:relative;z-index:1;
  background:var(--navy-deep);
  width:min(880px,100%);
  max-height:88vh;
  overflow:auto;
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,0.12);
  display:grid;
  grid-template-columns:1.2fr 1fr;
  box-shadow:0 30px 60px rgba(0,0,0,0.45);
  animation:lightbox-in .22s ease;
}
@keyframes lightbox-in{
  from{opacity:0;transform:translateY(10px) scale(0.98);}
  to{opacity:1;transform:translateY(0) scale(1);}
}
.lightbox-media{background:#000;}
.lightbox-media img{width:100%;height:100%;object-fit:cover;display:block;}
.lightbox-info{padding:32px 28px;color:var(--white);}
.lightbox-tag{color:var(--safety);font-size:0.74rem;letter-spacing:0.1em;margin-bottom:0.8em;}
.lightbox-info h3{color:var(--white);font-size:1.3rem;margin-bottom:0.6em;}
.lightbox-info p:last-child{color:var(--steel-light);font-size:0.95rem;margin:0;}
.lightbox-close{
  position:absolute;top:14px;right:14px;z-index:2;
  width:36px;height:36px;
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.25);
  color:var(--white);
  font-size:1.4rem;line-height:1;
  border-radius:50%;
  cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.lightbox-close:hover{background:var(--safety);color:var(--navy-deep);border-color:var(--safety);}