:root{
  --navy:#0b2e45;
  --deep:#061d2d;
  --aqua:#17a2b8;
  --aqua-2:#0fb9d1;
  --sand:#f4f1ea;
  --ink:#16232c;
  --muted:#5b6b75;
  --white:#ffffff;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:'Segoe UI',Helvetica,Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.6;}
h1,h2,h3{font-weight:700;line-height:1.15;color:var(--navy);}
img{max-width:100%;display:block;}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:rgba(11,46,69,0.97);backdrop-filter:blur(6px);transition:box-shadow .25s,background .25s,padding .25s;}
.nav.scrolled{background:rgba(8,35,53,0.99);box-shadow:0 4px 20px rgba(0,0,0,.28);}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:.6rem;padding:.8rem 1.2rem;}
.brand{display:flex;justify-content:center;}
.brand .logo{height:74px;width:auto;border-radius:6px;}
.brand .logo-text{color:#fff;font-weight:700;font-size:1.1rem;}
.menu{display:flex;gap:1.4rem;align-items:center;justify-content:center;flex-wrap:wrap;}
.menu a{color:#dbe7ee;text-decoration:none;font-size:.95rem;font-weight:500;transition:color .2s;}
.menu a:hover{color:#fff;}
.btn-nav{background:var(--aqua);color:#fff!important;padding:.5rem 1rem;border-radius:6px;}
.btn-nav:hover{background:var(--aqua-2);}

/* HERO */
.hero{min-height:82vh;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;padding:2rem;}
.hero-content{max-width:820px;}
.hero-logo{height:130px;width:auto;margin:0 auto 1.2rem;border-radius:10px;box-shadow:0 6px 24px rgba(0,0,0,.35);}
.hero h1{color:#fff;font-size:clamp(2.2rem,5vw,4rem);letter-spacing:.5px;text-shadow:0 2px 20px rgba(0,0,0,.4);}
.tagline{font-size:clamp(1.05rem,2.2vw,1.5rem);margin-top:1rem;color:#eaf6fb;}
.hero-cta{margin-top:2rem;display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;}
.hero-sub{margin-top:1.5rem;font-size:.95rem;color:#cfe3ec;letter-spacing:.5px;}

/* BUTTONS */
.btn{display:inline-block;padding:.85rem 1.8rem;border-radius:8px;text-decoration:none;font-weight:600;transition:transform .15s,background .2s;}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--aqua);color:#fff;}
.btn-primary:hover{background:var(--aqua-2);}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border:1.5px solid rgba(255,255,255,.7);}
.btn-ghost:hover{background:rgba(255,255,255,.22);}

/* SECTIONS */
.section{max-width:1200px;margin:0 auto;padding:4.5rem 1.2rem;}
.section-alt{background:var(--sand);max-width:none;}
.section-alt > *{max-width:1200px;margin-left:auto;margin-right:auto;}
.section h2{font-size:clamp(1.7rem,3vw,2.4rem);text-align:center;}
.section-lead{text-align:center;color:var(--muted);max-width:720px;margin:1rem auto 2.5rem;font-size:1.08rem;}

/* CARDS */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.4rem;}
.card{background:#fff;border:1px solid #e7e2d7;border-radius:12px;padding:1.6rem;box-shadow:0 4px 18px rgba(11,46,69,.06);transition:transform .18s,box-shadow .18s;}
.card:hover{transform:translateY(-4px);box-shadow:0 10px 28px rgba(11,46,69,.12);}
.card h3{font-size:1.15rem;margin-bottom:.5rem;color:var(--aqua);}
.card p{color:var(--muted);font-size:.97rem;}

/* GALLERY */
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:.75rem;}
.tile{position:relative;overflow:hidden;border-radius:10px;background:#ccc;padding:0;border:none;cursor:pointer;display:block;width:100%;}
.tile img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .4s;}
.tile:hover img{transform:scale(1.08);}
.tile-zoom{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:#fff;background:rgba(6,29,45,.35);opacity:0;transition:opacity .25s;}
.tile:hover .tile-zoom,.tile:focus-visible .tile-zoom{opacity:1;}
.tile:focus-visible{outline:3px solid var(--aqua);outline-offset:2px;}

/* LIGHTBOX */
.lightbox{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;background:rgba(4,16,25,.92);padding:2rem;}
.lightbox.open{display:flex;animation:lbFade .2s ease;}
@keyframes lbFade{from{opacity:0}to{opacity:1}}
.lb-figure{margin:0;max-width:92vw;max-height:88vh;display:flex;flex-direction:column;align-items:center;gap:.8rem;}
#lb-img{max-width:92vw;max-height:80vh;width:auto;height:auto;border-radius:8px;box-shadow:0 12px 50px rgba(0,0,0,.6);}
.lb-counter{color:#cfe3ec;font-size:.95rem;letter-spacing:1px;}
.lb-close{position:absolute;top:1rem;right:1.4rem;background:none;border:none;color:#fff;font-size:2.6rem;line-height:1;cursor:pointer;transition:transform .15s;}
.lb-close:hover{transform:scale(1.15);}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.12);border:none;color:#fff;font-size:1.8rem;width:54px;height:54px;border-radius:50%;cursor:pointer;transition:background .2s;}
.lb-nav:hover{background:var(--aqua);}
.lb-prev{left:1.2rem;}
.lb-next{right:1.2rem;}

/* SCROLL REVEAL */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:none;}

/* BACK TO TOP */
.to-top{position:fixed;bottom:1.4rem;right:1.4rem;z-index:60;width:48px;height:48px;border-radius:50%;border:none;background:var(--aqua);color:#fff;font-size:1.4rem;cursor:pointer;opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity .25s,transform .25s,background .2s;box-shadow:0 6px 20px rgba(11,46,69,.35);}
.to-top.show{opacity:1;pointer-events:auto;transform:none;}
.to-top:hover{background:var(--aqua-2);}

/* PROCESS STEPS */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.4rem;}
.step{background:#fff;border:1px solid #e7e2d7;border-radius:12px;padding:1.8rem 1.5rem;text-align:center;position:relative;box-shadow:0 4px 18px rgba(11,46,69,.06);}
.step-num{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--aqua);color:#fff;font-weight:700;font-size:1.2rem;margin-bottom:.9rem;}
.step h3{font-size:1.1rem;margin-bottom:.5rem;}
.step p{color:var(--muted);font-size:.97rem;}

/* FAQ */
.faq{max-width:820px;margin:0 auto;display:grid;gap:1rem;}
.faq-item{background:#fff;border:1px solid #e7e2d7;border-radius:12px;padding:1.4rem 1.6rem;box-shadow:0 4px 18px rgba(11,46,69,.05);}
.faq-item h3{font-size:1.1rem;margin-bottom:.4rem;color:var(--aqua);}
.faq-item p{color:var(--muted);font-size:.98rem;}

/* ABOUT */
.about{max-width:800px;margin:0 auto;font-size:1.08rem;color:#2a3b45;}
.about p{margin-bottom:1.1rem;}
.about-cta a{color:var(--aqua);font-weight:600;text-decoration:none;}

/* AREA */
.area-list{list-style:none;display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;}
.area-list li{background:#fff;border:1px solid #e7e2d7;padding:.7rem 1.4rem;border-radius:30px;font-weight:600;color:var(--navy);}

/* CONTACT */
.contact{text-align:center;background:linear-gradient(135deg,var(--navy),var(--deep));color:#fff;max-width:none;}
.contact h2{color:#fff;}
.contact .section-lead{color:#cfe3ec;}
.contact-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:1.5rem;}
.contact-note{color:#9fc0d0;letter-spacing:1px;text-transform:uppercase;font-size:.85rem;}

/* FOOTER */
.footer{background:var(--deep);color:#8fb0c1;text-align:center;padding:1.5rem;font-size:.9rem;}

@media(max-width:640px){
  .menu{gap:.8rem;font-size:.85rem;}
  .menu a:not(.btn-nav){display:none;}
  .brand .logo{height:60px;}
  .hero-logo{height:96px;}
}