/* Reset and variables */
* { box-sizing: border-box; margin: 0; padding: 0 }
:root{
  --bg: #f6fbff;
  --accent: #0b6efd;
  --accent-2: #06b6d4;
  --muted: #51606a;
  --card: rgba(255,255,255,0.9);
  --shadow: 0 8px 30px rgba(15,23,42,0.06);
}

/* Typography and layout */
body{
  font-family: system-ui,-apple-system,'Segoe UI',Roboto,Arial,"Helvetica Neue",sans-serif;
  background: var(--bg);
  color: #0f172a;
  line-height: 1.6;
  -webkit-font-smoothing:antialiased;
  transition: background-color 0.4s ease, color 0.4s ease;
}
.container{max-width:1150px;margin:0 auto;padding:2rem}
/* modest spacing for sections and anchor offset for sticky header */
section{padding:3rem 0;scroll-margin-top:84px}

/* Header */
.site-header{
  position: sticky; top: 0; z-index: 40;
  /* solid white header for a clean, consistent look */
  background: #FFFFFF;
  border-bottom: 1px solid rgba(11,110,253,0.06);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:0.75rem 0}
.brand{display:flex;align-items:center;gap:0.75rem;text-decoration:none;color:inherit}
.logo{width:80px;height:80px;object-fit:contain}
.brand-name{font-weight:800;letter-spacing:0.3px;font-size:1.05rem}

.nav{display:flex;gap:1rem;align-items:center}
.nav a{color:var(--muted);text-decoration:none;padding:0.4rem 0.6rem;border-radius:8px;font-weight:600}
.nav a:hover{color:#043bfb;background:rgba(11,110,253,0.06);box-shadow:0 6px 18px rgba(11,110,253,0.04)}
.nav-toggle{display:none;background:none;border:0;font-size:1.35rem}
.theme-toggle{
  background: transparent;
  border: 1px solid rgba(11,110,253,0.12);
  border-radius: 10px;
  padding: 0.35rem 0.55rem;
  font-size: 1.05rem;
  cursor: pointer;
  color: var(--accent);
}
.theme-toggle:hover{background:rgba(11,110,253,0.08)}

/* smooth scrolling when nav links are clicked */
html{scroll-behavior:smooth}

/* active nav link */
.nav a.active{color:var(--accent);font-weight:800;box-shadow:0 8px 20px rgba(11,110,253,0.08);background:rgba(11,110,253,0.06)}

/* Mobile dropdown styles when the nav is toggled visible (slide-down) */
@media (max-width:900px){
  .nav{position:absolute;top:64px;right:16px;background:#fff;border-radius:10px;padding:0.5rem;box-shadow:0 12px 36px rgba(2,6,23,0.12);flex-direction:column;max-height:0;overflow:hidden;transition:max-height .36s ease}
  .nav.show{max-height:420px}
  .nav a{padding:0.6rem 0.9rem}
}

/* Hero */
.hero{min-height:64vh;display:flex;align-items:center;padding:3.5rem 0}
.hero-grid{display:grid;grid-template-columns:1fr 460px;gap:2rem;align-items:center}
.hero-content{padding:1.25rem}
.hero-card{
  background: #ffffff;
  border-radius: 16px;
  padding: 1.75rem;
  border: 1px solid rgba(15,23,42,0.06);
  box-shadow: 0 18px 44px rgba(2,6,23,0.06);
  /* entrance animation - will be toggled with JS for nicer load */
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .6s ease, transform .6s cubic-bezier(.2,.9,.2,1);
}
.hero-card.in-view{opacity:1;transform:none}
.eyebrow{
  display:inline-block;
  font-weight:700;
  color:var(--accent);
  background: rgba(11,110,253,0.06);
  padding:0.4rem 0.7rem;
  border-radius:999px;
  font-size:0.85rem;
  margin-bottom:0.8rem;
}
.hero-features{list-style:none;margin-top:1rem;padding:0;display:flex;gap:1rem;flex-wrap:wrap}
.hero-features li{background:rgba(6,182,212,0.06);color:var(--muted);padding:0.45rem 0.65rem;border-radius:8px;font-weight:600;font-size:0.95rem}
.hero-media{position:relative;border-radius:14px;overflow:hidden;box-shadow:0 20px 50px rgba(2,6,23,0.12)}
.hero-media img{display:block;width:100%;height:100%;object-fit:cover;filter:contrast(.98) saturate(.96)}
.hero-badge{position:absolute;left:16px;bottom:16px;background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#fff;padding:0.5rem 0.8rem;border-radius:8px;font-weight:700;font-size:0.95rem;box-shadow:0 8px 24px rgba(11,110,253,0.12)}
.hero h1{font-size:2.25rem;margin-bottom:0.3rem}
.lead{color:var(--muted);font-size:1.05rem;margin-bottom:1rem}
.hero-cta{display:flex;gap:0.85rem;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;gap:0.5rem;padding:0.7rem 1rem;border-radius:10px;text-decoration:none;border:0;font-weight:700}
.btn.primary{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 10px 30px rgba(11,110,253,0.12)}
.btn.ghost{background:transparent;border:1px solid rgba(11,110,253,0.08);color:var(--accent)}

/* Sections */
h2{font-size:1.5rem;margin-bottom:0.75rem}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem}
.card{background:var(--card);padding:1.15rem;border-radius:12px;box-shadow:var(--shadow);transition:opacity .5s ease, transform .45s cubic-bezier(.2,.9,.2,1);opacity:0;transform:translateY(8px)}
.card.in-view{opacity:1;transform:none}
.content-card{padding:1.5rem}
.bullets{margin-top:1rem;list-style:disc;margin-left:1.25rem;color:var(--muted)}

/* Gallery (masonry) */
.masonry{column-count:3;column-gap:1rem}
.masonry-item{display:inline-block;width:100%;margin:0 0 1rem;border-radius:10px;overflow:hidden;position:relative}
.masonry-item img{width:100%;height:auto;display:block;border-radius:8px;opacity:0;transform:translateY(10px);transition:opacity .5s ease, transform .5s ease}
.masonry-item img.loaded{opacity:1;transform:none}
.masonry-item:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0.0),rgba(0,0,0,0.12));opacity:0;transition:opacity .28s}
.masonry-item:hover img{transform:scale(1.04)}
.masonry-item:hover:before{opacity:1}

.gallery{padding-top:0.5rem;padding-bottom:0.5rem}

/* Sponsors marquee */
.sponsors{padding-top:1rem;padding-bottom:1rem}
.sponsors-marquee{overflow:hidden;border-radius:12px;padding:0.9rem;background:linear-gradient(90deg, rgba(255,255,255,0.65), rgba(255,255,255,0.85));box-shadow:var(--shadow)}
.sponsors-track{display:flex;align-items:center;gap:2.4rem;white-space:nowrap;will-change:transform;animation:scroll-left 28s linear infinite}
.sponsors-track img{height:72px;min-width:auto;max-height:72px;object-fit:contain;display:block;filter:grayscale(0.02) contrast(0.98);opacity:0.95}

@keyframes scroll-left{
  0%{transform:translateX(0)}
  100%{transform:translateX(-50%)}
}

/* pause on hover / focus for accessibility */
.sponsors-marquee:hover .sponsors-track,
.sponsors-marquee:focus-within .sponsors-track{animation-play-state:paused}

@media (max-width:900px){
  .sponsors-track img{height:56px;max-height:56px}
  .sponsors-track{gap:1.2rem}
}


/* Section header */
.section-header{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}
.section-title{font-size:1.45rem;margin:0}
.section-divider{flex:1;height:1px;background:linear-gradient(90deg,transparent,rgba(11,110,253,0.08),transparent)}

/* Contact tweaks: make the left info a card */
.contact-info{background:var(--card);padding:1rem;border-radius:12px;box-shadow:var(--shadow)}
.info-item p{margin:0;color:var(--muted)}
@media (max-width:1000px){.masonry{column-count:2}}
@media (max-width:640px){.masonry{column-count:1}}

/* Lightbox */
.lightbox{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:linear-gradient(rgba(0,0,0,0.6),rgba(0,0,0,0.85));z-index:1000;padding:2rem}
.lightbox[aria-hidden="false"]{display:flex}
.lightbox-img{max-width:92%;max-height:82%;border-radius:10px;box-shadow:0 20px 60px rgba(2,6,23,0.6)}
.lightbox-close,.lightbox-prev,.lightbox-next{position:fixed;background:rgba(255,255,255,0.06);border:0;color:#fff;font-size:1.2rem;padding:10px;border-radius:8px;cursor:pointer}
.lightbox-close{top:18px;right:22px}
.lightbox-prev{left:22px;top:50%;transform:translateY(-50%)}
.lightbox-next{right:22px;top:50%;transform:translateY(-50%)}
.lightbox-close:hover,.lightbox-prev:hover,.lightbox-next:hover{background:rgba(255,255,255,0.12)}

/* Contact area */
.contact{display:grid;grid-template-columns:1fr 560px;gap:2rem}
.contact-form{background:var(--card);padding:1.25rem;border-radius:12px;box-shadow:var(--shadow)}
.field-row{margin-bottom:0.75rem}
.field-row label{display:block;font-size:0.95rem;margin-bottom:0.25rem;color:var(--muted);font-weight:600}
.field-row input,.field-row textarea{width:100%;padding:0.7rem;border:1px solid rgba(15,23,42,0.06);border-radius:8px}
.actions{display:flex;gap:0.75rem;align-items:center;margin-top:0.5rem}
.office-info{background:var(--card);padding:1rem;border-radius:12px;box-shadow:var(--shadow)}

/* Section header + contact helpers */
.section-header{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}
.section-title{font-size:1.4rem;margin:0}
.section-divider{flex:1;height:1px;background:linear-gradient(90deg,transparent,rgba(11,110,253,0.08),transparent)}
.contact-content{display:block}
.contact-card{background:transparent;padding:0;border-radius:14px;display:block;margin:0 auto;max-width:1100px}
.contact-card .contact-content{display:grid;grid-template-columns:1fr 560px;gap:1.5rem;align-items:stretch}
.contact-info{background:var(--card);padding:1.25rem;border-radius:12px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:0.85rem;justify-content:flex-start}
.contact-desc{color:var(--muted);margin:0 0 0.6rem;font-size:0.98rem}
.contact-addr{display:flex;flex-direction:column;gap:0.6rem}
.contact-addr .info-item{display:flex;gap:0.9rem;align-items:flex-start;padding:0.6rem;background:#fff;border-radius:10px;box-shadow:0 8px 26px rgba(2,6,23,0.04)}
.contact-addr .info-item svg{flex:0 0 36px;width:36px;height:36px}
.contact-addr .info-item .info-label{font-size:0.82rem;color:var(--muted);margin-bottom:0.12rem;font-weight:700}
.contact-addr a{color:var(--accent);font-weight:700;text-decoration:none}
.social-block .social-links{margin-top:0.25rem}
.social-link{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;background:#fff;border:1px solid rgba(15,23,42,0.06);color:var(--accent);text-decoration:none;transition:transform .12s ease, box-shadow .12s ease}
.social-link svg{width:18px;height:18px}
.social-link:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(11,110,253,0.08)}
.map-container, .contact-map{border-radius:12px;overflow:hidden;box-shadow:var(--shadow);min-height:460px;background:var(--card);padding:0}
.map-container iframe, .responsive-iframe{width:100%;height:100%;display:block;border:0}

@media (max-width:900px){
  .container{padding:1rem}
  .contact{grid-template-columns:1fr}
  .contact-card{max-width:100vw}
  .contact-card .contact-content{grid-template-columns:1fr}
  .contact-info{padding:0.85rem}
  .map-container, .contact-map{min-height:220px}
  .hero{padding:2rem 0}
  .hero-grid{grid-template-columns:1fr;gap:1rem}
  .hero-card{padding:1rem;text-align:center}
  .hero h1{font-size:1.4rem}
  .lead{font-size:1rem}
  .hero-features{flex-direction:column;gap:0.5rem;align-items:center}
  .hero-media{margin-top:1rem;max-width:100%;height:auto}
  .hero-media img{max-height:240px}
  .btn{padding:0.65rem 1rem;font-size:1rem}
  .nav-toggle{display:block}
  .section-header{flex-direction:column;gap:0.6rem}
  .section-title{font-size:1.15rem;text-align:center}
  .grid{grid-template-columns:1fr}
  .card, .service-card, .content-card{padding:1rem}
  .about .content-card{padding:1.2rem;text-align:center;border-radius:14px;box-shadow:0 4px 18px rgba(2,6,23,0.08)}
  .about .content-card p, .about .content-card ul{margin-left:0;margin-right:0;text-align:left}
  .about .content-card ul{padding-left:1.1rem}
  .gallery{padding-top:0.4rem;padding-bottom:0.4rem}
  .masonry{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:0.75rem;column-count:unset;column-gap:unset}
  .masonry-item{margin:0;width:100%;break-inside:avoid}
  .masonry-item img{width:100%;height:100%;min-height:160px;aspect-ratio:4/3;object-fit:cover;border-radius:10px;box-shadow:0 2px 12px rgba(2,6,23,0.08);margin-bottom:0}
  .sponsors-marquee{padding:0.6rem}
  .sponsors-track img{height:42px;max-height:42px}
  .contact-addr .info-item{padding:0.45rem;gap:0.5rem}
  .contact-addr .info-item svg{width:28px;height:28px}
  .contact-addr .info-label{font-size:0.78rem}
  .social-link{width:32px;height:32px}
  .footer-inner{padding:0.6rem 0;font-size:0.92rem}
  .logo{width:48px;height:48px}
}

/* improve overall spacing for the contact section */
.contact .section-header{margin-bottom:1rem}
.contact-card{margin-top:0.5rem}

/* Footer */
.site-footer{margin-top:2.5rem;background:transparent;border-top:1px solid rgba(11,110,253,0.04)}
.footer-inner{display:flex;justify-content:center;align-items:center;padding:1rem 0;color:var(--muted);font-size:0.95rem}
.site-footer small{display:block;text-align:center}

/* Background photo (static and visible) */
body::before{
  content: "";
  position:fixed;inset:0;pointer-events:none;z-index:-2;
  /* use the logo as a centered, non-repeating background mark (path is relative to this CSS file) */
  background-image: url('../assets/logo.png');
  background-repeat: no-repeat;
  background-position: center 28%;
  /* size responsively but never exceed a comfortable width; make the logo larger */
  background-size: min(50vw, 700px);
  background-attachment: fixed;
  filter: none;
  opacity: .78;
}

/* Dark overlay to improve contrast while showing more of the photo */
body::after{
  content: "";
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  /* semi-opaque white overlay to keep the site bright but allow watermark to show */
  background: rgba(255,255,255,0.45);
}

/* Dark mode */
body.dark{background:#121212;color:#ffffff}
body.dark .site-header{background:#121212;border-bottom:1px solid rgba(255,255,255,0.08)}
body.dark .nav a{color:#cbd5f5}
body.dark .nav a:hover{color:#ffffff;background:rgba(255,255,255,0.08)}
body.dark .nav a.active{color:#ffffff;background:rgba(255,255,255,0.12)}
body.dark .card,
body.dark .hero-card,
body.dark .contact-info,
body.dark .contact-addr .info-item,
body.dark .contact-form,
body.dark .office-info,
body.dark .map-container,
body.dark .contact-map,
body.dark .sponsors-marquee{background:#1e1e1e;box-shadow:none;border:1px solid rgba(255,255,255,0.06)}
body.dark .lead,
body.dark .bullets,
body.dark .info-item p,
body.dark .contact-desc,
body.dark .contact-addr .info-label,
body.dark .footer-inner{color:rgba(255,255,255,0.7)}
body.dark .contact-addr a{color:#9adcf3}
body.dark .social-link{background:#1e1e1e;border-color:rgba(255,255,255,0.08);color:#9adcf3}
body.dark .section-divider{background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent)}
body.dark .btn.ghost{border-color:rgba(255,255,255,0.2);color:#cfe9ff}
body.dark .hero-features li{background:rgba(255,255,255,0.08);color:rgba(255,255,255,0.8)}
body.dark::before{opacity:0.2;filter:grayscale(1) brightness(0.4)}
body.dark::after{background:rgba(0,0,0,0.55)}

@media (prefers-reduced-motion: reduce){body::before{transform:none}}

@media (max-width:700px){
  body::before{opacity:0; background-size:0; background-image:none}
  body::after{background: rgba(255,255,255,0.6)}
  .container{padding:0.65rem}
  .hero{padding:1.2rem 0}
  .hero-grid{gap:0.8rem}
  .hero-card{padding:0.9rem}
  .hero h1{font-size:1.2rem}
  .lead{font-size:0.95rem}
  .hero-media img{max-height:140px}
  .sponsors-track img{height:32px;max-height:32px}
  .section-title{font-size:1.02rem}
  .card, .service-card, .content-card{padding:0.7rem}
  .about .content-card{padding:0.9rem;text-align:center;border-radius:10px;box-shadow:0 2px 8px rgba(2,6,23,0.08)}
  .about .content-card ul{padding-left:0.7rem}
  .gallery{padding-top:0.3rem;padding-bottom:0.3rem}
  .masonry{grid-template-columns:repeat(2,minmax(0,1fr));gap:0.5rem}
  .masonry-item img{min-height:130px;border-radius:8px;box-shadow:0 1px 6px rgba(2,6,23,0.08)}
  .contact-info{padding:0.55rem}
  .contact-addr .info-item{padding:0.3rem;gap:0.35rem}
  .contact-addr .info-item svg{width:22px;height:22px}
  .contact-addr .info-label{font-size:0.74rem}
  .map-container, .contact-map{min-height:200px}
  .social-link{width:28px;height:28px}
  .footer-inner{padding:0.3rem 0;font-size:0.85rem}
  .logo{width:36px;height:36px}
  /* mobile nav slide-down */
  .nav{position:absolute;top:64px;right:16px;background:#fff;border-radius:10px;padding:0.5rem;box-shadow:0 12px 36px rgba(2,6,23,0.12);flex-direction:column;max-height:0;overflow:hidden;transition:max-height .36s ease}
  .nav.show{max-height:420px}
  .nav a{padding:0.6rem 0.9rem}
}