:root {
    --primary: #0a192f;
    --accent: #00d4ff;
    --gold: #c5a059;
    --text: #ffffff;
    --bg-light: #f4f7f6;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', sans-serif; color: #333; line-height: 1.6; }

/* Navigation */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 10%;
    background: var(--primary);
    position: fixed;
    width: 100%;
    z-index: 1000;
}
.logo { font-family: 'Montserrat'; font-weight: 800; color: white; font-size: 1.5rem; letter-spacing: 2px; }
.logo span { color: var(--accent); }
.nav-links { list-style: none; display: flex; align-items: center; }
.nav-links li { margin-left: 30px; }
.nav-links a { text-decoration: none; color: white; font-weight: 600; font-size: 0.9rem; transition: 0.3s; }
.nav-links a:hover { color: var(--accent); }

/* Hero Section */
.hero {
    height: 100vh;
    background: url('https://images.unsplash.com/photo-1576013551627-0cc20b96c2a7?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
}
.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(10, 25, 47, 0.7);
}
.hero-content { position: relative; z-index: 1; max-width: 800px; padding: 20px; }
.hero h1 { font-family: 'Montserrat'; font-size: 4rem; font-weight: 800; margin-bottom: 20px; }
.accent { color: var(--accent); }
.btn-main { background: var(--gold); color: white; padding: 15px 35px; text-decoration: none; font-weight: bold; border-radius: 5px; margin-right: 15px; }
.btn-outline { border: 2px solid white; color: white; padding: 13px 35px; text-decoration: none; font-weight: bold; border-radius: 5px; }

/* Services Section */
.services { background: var(--bg-light);  }
.section-title { font-family: 'Montserrat'; font-size: 2.5rem; margin-bottom: 50px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card { background: white; padding: 40px; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); transition: 0.3s; }
.card:hover { transform: translateY(-10px); border-bottom: 5px solid var(--accent); }

/* Stats Bar */
.stats { background: var(--primary); color: white; padding: 60px 10%; display: flex; justify-content: space-around; text-align: center; }
.stat-item strong { display: block; font-size: 2.5rem; color: var(--accent); }

/* hero h1 mobile — handled below */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --navy:#0b1f3a;--deep:#071428;--teal:#1a7fa8;--aqua:#4fc3e8;
  --white:#fff;--gray:#8a9ab0;
  --display:'Cormorant Garamond',serif;--body:'DM Sans',sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--body);background:var(--deep);color:var(--white);overflow-x:hidden}

/* NAV */
nav{
  position:fixed;top:0;width:100%;z-index:200;
  padding:0.9rem 3.5rem;
  display:flex;align-items:center;justify-content:space-between;
  transition:all 0.4s ease;
}
nav.scrolled{
  background:rgba(7,20,40,0.94);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(79,195,232,0.12);
  box-shadow:0 4px 30px rgba(0,0,0,0.3);
}
.nav-logo img{height:52px;width:auto;transition:height 0.3s}
nav.scrolled .nav-logo img{height:42px}
.nav-links{display:flex;gap:2rem;list-style:none;align-items:center}
.nav-links a{
  color:rgba(255,255,255,0.8);text-decoration:none;
  font-size:0.8rem;font-weight:500;letter-spacing:0.09em;text-transform:uppercase;
  transition:color 0.2s;position:relative;padding-bottom:3px;
}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:1px;background:var(--aqua);transition:width 0.3s}
.nav-links a:hover{color:var(--aqua)}
.nav-links a:hover::after{width:100%}
.nav-cta{
  background:linear-gradient(135deg,var(--teal),var(--aqua));
  color:var(--deep)!important;padding:0.5rem 1.3rem;
  border-radius:2px;font-weight:600!important;
}
.nav-cta::after{display:none!important}

/* HERO */
.hero{min-height:100vh;position:relative;overflow:hidden;display:flex;align-items:center}
.hero-slides{position:absolute;inset:0}
.slide{
  position:absolute;inset:0;opacity:0;
  background-size:cover;background-position:center top;
  transition:opacity 1.6s ease;
}
.slide.active{opacity:1}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(7,20,40,0.9) 0%,rgba(7,20,40,0.55) 55%,rgba(7,20,40,0.2) 100%);
}
.hero-content{
  position:relative;z-index:2;
  padding:0 4rem;max-width:820px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:0.8rem;
  font-size:0.72rem;letter-spacing:0.28em;text-transform:uppercase;color:var(--aqua);
  margin-bottom:1.4rem;
  opacity:0;animation:fadeUp 0.8s 0.4s forwards;
}
.eyebrow span{width:40px;height:1px;background:var(--aqua);opacity:0.5}
.hero h1{
  font-family:var(--display);font-size:clamp(3.2rem,6vw,5.8rem);
  font-weight:300;line-height:1.07;margin-bottom:1.4rem;
  opacity:0;animation:fadeUp 0.8s 0.6s forwards;
}
.hero h1 em{font-style:italic;color:var(--aqua)}
.hero-sub{
  font-size:1rem;color:rgba(255,255,255,0.65);
  max-width:480px;line-height:1.85;margin-bottom:2.2rem;
  opacity:0;animation:fadeUp 0.8s 0.8s forwards;
}
.hero-btns{
  display:flex;gap:1rem;
  opacity:0;animation:fadeUp 0.8s 1s forwards;
}
.slide-counter{
  position:absolute;bottom:2.5rem;right:3.5rem;z-index:3;
  display:flex;gap:0.5rem;align-items:center;
}
.sdot{
  width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,0.3);
  border:none;cursor:pointer;padding:0;transition:all 0.3s;
}
.sdot.active{background:var(--aqua);width:20px;border-radius:3px}
.scroll-cue{
  position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:0.4rem;
  font-size:0.65rem;letter-spacing:0.2em;text-transform:uppercase;color:rgba(255,255,255,0.35);
}
.scroll-line{width:1px;height:40px;background:linear-gradient(to bottom,rgba(255,255,255,0.3),transparent);animation:scrollPulse 2s ease-in-out infinite}

/* BUTTONS */
.btn{
  padding:0.85rem 2rem;font-size:0.82rem;font-weight:500;
  letter-spacing:0.08em;text-transform:uppercase;text-decoration:none;
  border-radius:2px;display:inline-block;transition:all 0.25s;
}
.btn-fill{background:linear-gradient(135deg,var(--teal),var(--aqua));color:var(--deep);box-shadow:0 6px 24px rgba(79,195,232,0.22)}
.btn-fill:hover{transform:translateY(-3px);box-shadow:0 12px 36px rgba(79,195,232,0.38)}
.btn-ghost{border:1px solid rgba(255,255,255,0.28);color:var(--white)}
.btn-ghost:hover{border-color:var(--aqua);color:var(--aqua);background:rgba(79,195,232,0.07)}

/* STATS */
.stats{background:var(--navy);display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(79,195,232,0.08);border-bottom:1px solid rgba(79,195,232,0.08)}
.stat{padding:2.2rem 1.5rem;text-align:center;border-right:1px solid rgba(79,195,232,0.07);position:relative;overflow:hidden}
.stat:last-child{border-right:none}
.stat-glow{position:absolute;inset:0;background:radial-gradient(ellipse at bottom,rgba(79,195,232,0.07),transparent 70%);opacity:0;transition:opacity 0.4s}
.stat:hover .stat-glow{opacity:1}
.stat-n{font-family:var(--display);font-size:3rem;font-weight:700;color:var(--aqua);line-height:1}
.stat-l{font-size:0.7rem;color:var(--gray);letter-spacing:0.12em;text-transform:uppercase;margin-top:0.4rem}

/* SECTIONS */
section{padding:5.5rem 3.5rem}
.tag{font-size:0.7rem;letter-spacing:0.26em;text-transform:uppercase;color:var(--aqua);display:block;margin-bottom:0.6rem}
.title{font-family:var(--display);font-size:clamp(2rem,3.5vw,3rem);font-weight:300;line-height:1.2}
.title strong{font-weight:700}
.rule{width:44px;height:2px;background:linear-gradient(90deg,var(--teal),var(--aqua));margin:1.2rem 0}

/* SERVICES */
.services{background:var(--navy)}
.svc-intro{max-width:460px;margin-bottom:3.5rem}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid rgba(79,195,232,0.08)}
.svc-card{
  padding:0;position:relative;overflow:hidden;
  border-right:1px solid rgba(79,195,232,0.08);
  border-bottom:1px solid rgba(79,195,232,0.08);
  transition:background 0.35s;cursor:pointer;
}
.svc-card:nth-child(3n){border-right:none}
.svc-card:nth-last-child(-n+3){border-bottom:none}
.svc-img-wrap{height:190px;overflow:hidden}
.svc-img{
  width:100%;height:100%;object-fit:cover;
  object-position:center top;
  transition:transform 0.6s ease;display:block;
}
.svc-card:hover .svc-img{transform:scale(1.07)}
.svc-body{padding:1.8rem 2rem 2rem}
.svc-card::after{
  content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--teal),var(--aqua));
  transform:scaleX(0);transform-origin:left;transition:transform 0.4s ease;
}
.svc-card:hover::after{transform:scaleX(1)}
.svc-card h3{font-family:var(--display);font-size:1.4rem;font-weight:600;margin-bottom:0.6rem}
.svc-card p{font-size:0.85rem;color:var(--gray);line-height:1.75}
.svc-link{display:inline-block;margin-top:1rem;font-size:0.72rem;color:var(--aqua);letter-spacing:0.12em;text-transform:uppercase;text-decoration:none}

/* PROJECTS */
.projects{background:var(--deep)}
.proj-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}
.filters{display:flex;gap:0.4rem;flex-wrap:wrap;margin-bottom:2rem}
.ftab{
  padding:0.4rem 1.1rem;font-size:0.7rem;letter-spacing:0.1em;text-transform:uppercase;
  border:1px solid rgba(79,195,232,0.2);color:var(--gray);background:none;
  cursor:pointer;border-radius:100px;transition:all 0.22s;
}
.ftab.on,.ftab:hover{background:var(--teal);border-color:var(--teal);color:var(--white)}

/* Masonry */
.gallery{columns:3;column-gap:0.7rem}
.gitem{
  break-inside:avoid;margin-bottom:0.7rem;
  position:relative;overflow:hidden;border-radius:2px;cursor:pointer;
}
.gitem img{
  width:100%;display:block;
  object-fit:cover;object-position:center top;
  transition:transform 0.55s ease;
}
.gitem:hover img{transform:scale(1.06)}
.gover{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(7,20,40,0.88) 0%,transparent 55%);
  opacity:0;transition:opacity 0.3s;
  display:flex;flex-direction:column;justify-content:flex-end;padding:1.2rem 1.4rem;
}
.gitem:hover .gover{opacity:1}
.gcat{font-size:0.62rem;letter-spacing:0.15em;text-transform:uppercase;color:var(--aqua);margin-bottom:0.25rem}
.gtitle{font-family:var(--display);font-size:1.05rem;font-weight:600}
.gitem.dim{opacity:0.15;transform:scale(0.98);transition:opacity 0.3s,transform 0.3s;pointer-events:none}

/* LIGHTBOX */
.lb{position:fixed;inset:0;z-index:999;background:rgba(5,14,30,0.97);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity 0.3s}
.lb.open{opacity:1;pointer-events:all}
.lb img{max-width:88vw;max-height:84vh;object-fit:contain;border-radius:2px;object-position:center top}
.lb-x{position:absolute;top:1.8rem;right:2rem;background:none;border:1px solid rgba(255,255,255,0.25);color:var(--white);width:42px;height:42px;border-radius:50%;font-size:1.1rem;cursor:pointer;transition:all 0.2s}
.lb-x:hover{background:var(--teal);border-color:var(--teal)}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.18);color:var(--white);width:48px;height:48px;border-radius:50%;font-size:1.3rem;cursor:pointer;transition:all 0.2s;backdrop-filter:blur(8px)}
.lb-nav:hover{background:var(--teal);border-color:var(--teal)}
.lb-prev{left:1.8rem}.lb-next{right:1.8rem}

/* WHY */
.why{background:var(--navy)}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center}
.why-pts{display:flex;flex-direction:column;gap:2.2rem;margin-top:2rem}
.wpt{display:flex;gap:1.4rem;opacity:0;transform:translateX(-18px);transition:all 0.6s}
.wpt.vis{opacity:1;transform:none}
.wnum{font-family:var(--display);font-size:2.2rem;font-weight:700;color:rgba(79,195,232,0.16);line-height:1;min-width:45px;padding-top:0.2rem}
.wpt h4{font-size:0.95rem;font-weight:500;margin-bottom:0.35rem}
.wpt p{font-size:0.84rem;color:var(--gray);line-height:1.75}
/* 2x2 photo mosaic */
.why-photos{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:220px 220px;gap:0.6rem}
.why-photos .tall{grid-row:span 2}
.wphoto{overflow:hidden;border-radius:2px}
.wphoto img{width:100%;height:100%;object-fit:cover;object-position:center top;display:block;transition:transform 0.5s}
.wphoto:hover img{transform:scale(1.05)}

/* PARTNERS */
.partners{background:rgba(11,31,58,0.6);padding:3rem 3.5rem;text-align:center;border-top:1px solid rgba(79,195,232,0.07);border-bottom:1px solid rgba(79,195,232,0.07)}
.partners-label{font-size:0.68rem;letter-spacing:0.24em;text-transform:uppercase;color:var(--gray);margin-bottom:2rem}
.partner-row{display:flex;justify-content:center;gap:3.5rem;flex-wrap:wrap}
.pname{font-family:var(--display);font-size:1.5rem;font-weight:600;color:rgba(255,255,255,0.2);transition:color 0.3s,transform 0.3s;cursor:default;display:inline-block}
.pname:hover{color:rgba(255,255,255,0.65);transform:translateY(-2px)}

/* PRODUCTS */
.products{background:var(--deep)}
.prod-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:2.8rem;flex-wrap:wrap;gap:1rem}
.prod-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0.8rem}
.pcard{
  background:var(--navy);border:1px solid rgba(79,195,232,0.07);
  padding:1.8rem 1.2rem;text-align:center;border-radius:2px;
  transition:border-color 0.3s,transform 0.25s,box-shadow 0.25s;
}
.pcard:hover{border-color:rgba(79,195,232,0.4);transform:translateY(-5px);box-shadow:0 18px 35px rgba(0,0,0,0.25)}
.pcard .ico{font-size:1.8rem;margin-bottom:0.8rem}
.pcard h4{font-size:0.82rem;font-weight:400;line-height:1.4;color:rgba(255,255,255,0.82)}

/* CTA */
.cta{
  background:linear-gradient(140deg,#0d5a75 0%,var(--teal) 50%,#0d3d52 100%);
  text-align:center;padding:6rem 3.5rem;position:relative;overflow:hidden;
}
.ripple{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:0;height:0;border-radius:50%;
  background:rgba(255,255,255,0.03);animation:ripple 7s ease-out infinite;
}
.ripple:nth-child(2){animation-delay:2.3s}.ripple:nth-child(3){animation-delay:4.6s}
.cta-inner{position:relative;z-index:2}
.cta h2{font-family:var(--display);font-size:clamp(2rem,4vw,3.3rem);font-weight:300;margin-bottom:0.9rem}
.cta h2 em{font-style:italic}
.cta p{font-size:1rem;opacity:0.82;max-width:460px;margin:0 auto 2.2rem;line-height:1.85}
.cta-row{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.btn-white{background:var(--white);color:var(--teal);padding:0.85rem 2rem;text-decoration:none;font-weight:600;font-size:0.82rem;letter-spacing:0.07em;text-transform:uppercase;border-radius:2px;transition:transform 0.2s,box-shadow 0.2s;display:inline-block}
.btn-white:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(0,0,0,0.18)}
.cta-contact{margin-top:1.8rem;font-size:0.88rem;opacity:0.78}
.cta-contact a{color:var(--white);font-weight:600;text-decoration:none}

/* FOOTER */
footer{background:#050d1a;padding:4.5rem 3.5rem 2.5rem;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;border-top:1px solid rgba(79,195,232,0.09)}
.f-brand img{height:54px;width:auto;margin-bottom:1.2rem;display:block;filter:brightness(0) invert(1);opacity:0.85}
.f-brand p{font-size:0.83rem;color:var(--gray);line-height:1.8;max-width:270px}
.f-col h5{font-size:0.68rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--aqua);margin-bottom:1.1rem}
.f-col ul{list-style:none;display:flex;flex-direction:column;gap:0.6rem}
.f-col a{color:var(--gray);text-decoration:none;font-size:0.83rem;transition:color 0.2s,padding-left 0.2s}
.f-col a:hover{color:var(--white);padding-left:3px}
.f-bottom{background:#050d1a;padding:1.4rem 3.5rem;display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,0.04);font-size:0.75rem;color:var(--gray)}
.socials{display:flex;gap:1.2rem}
.socials a{color:var(--gray);text-decoration:none;font-size:0.72rem;letter-spacing:0.1em;text-transform:uppercase;transition:color 0.2s}
.socials a:hover{color:var(--aqua)}

/* REVEAL */
.rv{opacity:0;transform:translateY(36px);transition:opacity 0.7s ease,transform 0.7s ease}
.rv.vis{opacity:1;transform:none}
.rv1{transition-delay:0.1s}.rv2{transition-delay:0.2s}.rv3{transition-delay:0.3s}.rv4{transition-delay:0.4s}

/* ANIMATIONS */
@keyframes fadeUp{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
@keyframes ripple{0%{width:0;height:0;opacity:0.5}100%{width:1800px;height:1800px;opacity:0}}
@keyframes scrollPulse{0%,100%{opacity:0.3;transform:scaleY(1)}50%{opacity:0.8;transform:scaleY(1.2)}}

/* RESPONSIVE */

/* ═══════════════════════════════════════════
   TOUCH / iOS OPTIMISATIONS
═══════════════════════════════════════════ */
input, select, textarea {
  font-size: 16px !important; /* prevents iOS auto-zoom */
  -webkit-appearance: none;
  border-radius: 0;
}
button, .btn, .btn-p, .btn-o, .btn-w, .btn-fill, .btn-ghost,
.btn-primary, .btn-outline, .nav-cta, [class*="btn"] {
  min-height: 44px;
  touch-action: manipulation;
}
a { -webkit-tap-highlight-color: transparent; }
* { -webkit-text-size-adjust: 100%; }
/* Smoother scrolling on iOS */
.svc-nav, .filter-bar, .nav-links {
  -webkit-overflow-scrolling: touch;
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE — ALL PAGES
   Breakpoints:  1024px (tablet), 768px (mobile), 480px (small)
════════════════════════════════════════════════════════ */

/* ── Tablet (≤1024px) ───────────────────────────────── */

/* ── Hamburger toggle button — hidden by default on desktop ── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid rgba(79,195,232,0.25);
  border-radius: 3px;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s, width 0.3s;
  transform-origin: center;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; width: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Close button — hidden everywhere except inside the mobile drawer */
.nav-close { display: none; }

/* iOS / touch optimisations */
input, select, textarea { font-size: 16px !important; -webkit-appearance: none; }
button, .btn, .btn-fill, .btn-ghost, .btn-white, .btn-p, .btn-o, .nav-cta {
  min-height: 44px; touch-action: manipulation;
}
a { -webkit-tap-highlight-color: transparent; }
* { -webkit-text-size-adjust: 100%; }
.svc-nav, .filter-bar { -webkit-overflow-scrolling: touch; }

@media(max-width:1024px){
  /* Nav / global */
  nav, .nav { padding-left:2rem; padding-right:2rem; }
  section, .f-bottom { padding-left:2rem; padding-right:2rem; }

  /* index.html */
  .svc-grid { grid-template-columns:repeat(2,1fr); }
  .svc-card:nth-child(3n) { border-right:1px solid rgba(79,195,232,0.08); }
  .svc-card:nth-child(2n) { border-right:none; }
  .why-grid { grid-template-columns:1fr; gap:3rem; }
  .why-photos { grid-template-rows:200px 200px; }
  .prod-grid { grid-template-columns:repeat(3,1fr); }
  .gallery { columns:2; }

  /* products.html */
  .prod-grid.wide { grid-template-columns:repeat(2,1fr); }
  .feat-grid { grid-template-columns:1fr; }
  .feat-card { grid-template-columns:1fr; }
  .feat-img { border-right:none; border-bottom:1px solid rgba(79,195,232,0.1); min-height:160px; }
  .page-hero, .cat-section, .filter-bar, .brand-strip, .inq-strip, .cta {
    padding-left:2rem; padding-right:2rem;
  }

  /* projects.html */
  .stats-strip { grid-template-columns:repeat(3,1fr); }
  .photo-grid, .photo-grid.large { grid-template-columns:repeat(2,1fr); }
  .pgitem.tall img { height:220px; }
  .pgitem.tall { grid-row:auto; }
  .proj-list-cols { grid-template-columns:1fr; }
  .page-hero, .cat-section, .proj-list-section, .filter-bar { padding-left:2rem; padding-right:2rem; }

  /* about.html */
  .story { grid-template-columns:1fr; gap:3rem; }
  .story-img-badge { bottom:-1rem; left:-0.5rem; }
  .big-stats { grid-template-columns:repeat(2,1fr); }
  .values-grid { grid-template-columns:repeat(2,1fr); }
  .brands-grid { grid-template-columns:repeat(3,1fr); }
  .proj-row { grid-template-columns:repeat(2,1fr); }
  .hero-year { display:none; }
  .hero-content, .story, .timeline-section, .big-stats, .values, .brands, .proj-strip, .cta {
    padding-left:2rem; padding-right:2rem;
  }

  /* contact.html */
  .main-wrap { grid-template-columns:1fr; padding:3rem 2rem 5rem; }
  .form-side { padding-right:0; margin-bottom:3rem; }
  .info-side { padding-left:0; border-left:none; border-top:1px solid rgba(79,195,232,0.1); padding-top:2.5rem; }

  /* services.html */
  .svc-block { grid-template-columns:1fr; gap:3.5rem; }
  .svc-block.flip { direction:ltr; }
  .accent-img { display:none; }
  .why-grid { grid-template-columns:1fr 1fr; }
  .track { grid-template-columns:1fr 1fr; gap:2.5rem; }
  .track::before { display:none; }
  .areas-inner { grid-template-columns:1fr; gap:2.5rem; }
  .nav, .hero-content, section, .why, .process, .areas, .faq, .cta-band, footer, .f-bottom, .svc-nav {
    padding-left:2.5rem; padding-right:2.5rem;
  }

  /* Footer */
  footer { grid-template-columns:1fr 1fr; padding:3rem 2rem; }
}

/* ── Mobile (≤768px) — hamburger nav drawer ─────────── */
@media(max-width:768px){
  /* Show hamburger, activate drawer */
  .nav-toggle { display:flex; }

  .nav-links {
    display:flex !important;
    flex-direction:column;
    position:fixed;
    top:0; right:0;
    width:min(300px,85vw);
    height:100vh;
    background:#071428;
    border-left:1px solid rgba(79,195,232,0.15);
    padding:5rem 2rem 2rem;
    gap:0;
    transform:translateX(100%);
    transition:transform 0.32s cubic-bezier(0.4,0,0.2,1);
    z-index:400;
    overflow-y:auto;
    box-shadow:-12px 0 40px rgba(0,0,0,0.5);
  }
  .nav-links.open { transform:translateX(0); }
  .nav-links li { width:100%; }
  .nav-links a {
    display:block;
    padding:1rem 0;
    font-size:1rem;
    letter-spacing:0.08em;
    border-bottom:1px solid rgba(255,255,255,0.06);
    color:rgba(255,255,255,0.8) !important;
  }
  .nav-links a.nav-cta {
    margin-top:1.5rem;
    background:linear-gradient(135deg,#1a7fa8,#4fc3e8) !important;
    color:#071428 !important;
    text-align:center;
    border-radius:2px;
    border-bottom:none !important;
    padding:0.9rem 1.4rem !important;
    font-weight:700;
  }
  .nav-links a::after { display:none !important; }

  /* Close (✕) button — shown only inside the mobile drawer */
  .nav-close {
    display:flex;
    position:absolute;
    top:1.2rem; right:1.2rem;
    width:36px; height:36px;
    background:none; border:none; cursor:pointer;
    align-items:center; justify-content:center;
    color:rgba(255,255,255,0.6); font-size:1.4rem; line-height:1;
  }

  /* Dark overlay behind drawer */
  .nav-overlay {
    display:none;
    position:fixed; inset:0;
    background:rgba(0,0,0,0.6);
  }
  .nav-overlay.open { display:block; }
}

/* ── Mobile (≤640px) — layout fixes ────────────────── */
@media(max-width:640px){
  /* Nav */
  nav, .nav { padding:.9rem 1.4rem; }

  /* index.html */
  .hero-content { padding:8rem 1.5rem 3rem; }
  .hero h1 { font-size:2.6rem; line-height:1.1; }
  .stats { grid-template-columns:repeat(2,1fr); }
  .svc-grid { grid-template-columns:1fr; }
  .svc-card:nth-child(n) { border-right:none; }
  .svc-card:nth-last-child(-n+1) { border-bottom:none; }
  .gallery { columns:1; }
  .prod-grid { grid-template-columns:repeat(2,1fr); }
  .why-grid { grid-template-columns:1fr; gap:2rem; }
  .why-photos { display:none; }
  .partner-row { gap:1.5rem; }

  /* products.html */
  .page-hero { padding:7.5rem 1.5rem 4rem; }
  .filter-bar { padding:.7rem 1.5rem; overflow-x:auto; flex-wrap:nowrap; -webkit-overflow-scrolling:touch; scrollbar-width:none; }
  .filter-bar::-webkit-scrollbar { display:none; }
  .ftab { white-space:nowrap; }
  .brand-strip { padding:1.2rem 1.5rem; }
  .cat-section { padding:3rem 1.5rem 1.5rem; }
  .prod-grid, .prod-grid.wide { grid-template-columns:1fr 1fr; }
  .feat-grid { grid-template-columns:1fr; }
  .feat-card { grid-template-columns:1fr; }
  .pcard { padding:1.2rem 1rem; }
  .inq-strip { margin:0 1.5rem; flex-direction:column; align-items:flex-start; gap:1rem; }

  /* projects.html */
  .page-hero { padding:8rem 1.5rem 4rem; }
  .filter-bar { top:60px; }
  .cat-section, .proj-list-section { padding-left:1.5rem; padding-right:1.5rem; }
  .photo-grid, .photo-grid.large { grid-template-columns:1fr 1fr; }
  .stats-strip { grid-template-columns:repeat(2,1fr); }
  .proj-list-cols { grid-template-columns:1fr; }

  /* about.html */
  .hero-content { padding:7.5rem 1.5rem 4rem; }
  .big-stats { grid-template-columns:repeat(2,1fr); }
  .values-grid { grid-template-columns:1fr; }
  .brands-grid { grid-template-columns:repeat(2,1fr); }
  .proj-row { grid-template-columns:1fr; }
  .timeline-item { flex-direction:column; gap:.6rem; }
  .t-year { min-width:auto; }
  .hero-content, .story, .timeline-section, .big-stats, .values, .brands, .proj-strip, .cta {
    padding-left:1.5rem; padding-right:1.5rem;
  }

  /* contact.html */
  .page-hero { padding:7rem 1.5rem 3rem; }
  .main-wrap { padding:2rem 1.5rem 4rem; }
  .form-grid { grid-template-columns:1fr; }
  .form-group.full { grid-column:span 1; }
  .check-grid { grid-template-columns:1fr 1fr; }
  .social-row { flex-direction:column; }

  /* services.html */
  .svc-nav { padding-left:1rem; top:60px; }
  .hero { min-height:85vh; }
  .hero-content { padding:0 1.5rem 4.5rem; }
  .hero h1 { font-size:2.6rem; line-height:1.1; }
  .hero-stats { gap:1.5rem; }
  section, .why, .process, .areas, .faq, .cta-band { padding-left:1.5rem; padding-right:1.5rem; }
  .why-grid { grid-template-columns:1fr; }
  .track { grid-template-columns:1fr; }
  .city-grid { grid-template-columns:1fr 1fr; }
  .feat-grid { grid-template-columns:1fr; }
  .svc-cta, .hero-actions { flex-direction:column; }
  .svc-cta a, .hero-actions a { text-align:center; }
  .badge { display:none; }

  /* Footer */
  footer { grid-template-columns:1fr; padding:3rem 1.5rem 0; }
  .f-bottom { flex-direction:column; gap:.9rem; text-align:center; padding:1.2rem 1.5rem; }
}

/* ── Small phones (≤480px) ──────────────────────────── */
@media(max-width:480px){
  .hero h1 { font-size:2.2rem; }
  .prod-grid, .prod-grid.wide { grid-template-columns:1fr; }
  .photo-grid, .photo-grid.large { grid-template-columns:1fr; }
  .check-grid { grid-template-columns:1fr; }
  .brands-grid { grid-template-columns:repeat(2,1fr); }
  .stats-strip { grid-template-columns:repeat(2,1fr); }
  .stat { padding:1.5rem 0.8rem; }
  .stat-n { font-size:2.2rem; }
}



/* FILTER BAR */
.filter-bar{position:sticky;top:72px;z-index:100;background:rgba(7,20,40,0.96);backdrop-filter:blur(16px);border-bottom:1px solid rgba(79,195,232,0.1);padding:1rem 3.5rem;display:flex;gap:0.5rem;flex-wrap:wrap}
.ftab{padding:0.4rem 1.1rem;font-size:0.7rem;letter-spacing:0.1em;text-transform:uppercase;border:1px solid rgba(79,195,232,0.2);color:var(--gray);background:none;cursor:pointer;border-radius:100px;transition:all 0.22s}
.ftab.on,.ftab:hover{background:var(--teal);border-color:var(--teal);color:var(--white)}

/* BRAND STRIP */
.brand-strip{background:var(--deep);border-bottom:1px solid var(--border);padding:1.5rem 3.5rem;display:flex;align-items:center;gap:0.8rem;flex-wrap:wrap}
.brand-strip-label{font-size:0.65rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--gray);margin-right:0.5rem;white-space:nowrap}
.brand-pill{padding:0.3rem 1rem;border:1px solid rgba(79,195,232,0.18);border-radius:100px;font-size:0.75rem;color:rgba(255,255,255,0.6);transition:all 0.2s;white-space:nowrap}
.brand-pill:hover{border-color:var(--aqua);color:var(--aqua)}

/* CATEGORY SECTIONS */
.cat-section{padding:4.5rem 3.5rem 2rem}
.cat-section.hidden{display:none}
.cat-hdr{display:flex;align-items:center;gap:1.5rem;margin-bottom:2.5rem}
.cat-hdr::after{content:'';flex:1;height:1px;background:linear-gradient(90deg,rgba(79,195,232,0.2),transparent)}
.cat-icon{font-size:2.2rem}
.cat-hdr h2{font-family:var(--display);font-size:2rem;font-weight:600}
.cat-count{font-size:0.68rem;color:var(--aqua);letter-spacing:0.1em;text-transform:uppercase;padding:0.25rem 0.85rem;border:1px solid rgba(79,195,232,0.25);border-radius:100px;white-space:nowrap}
.cat-desc{font-size:0.88rem;color:var(--gray);line-height:1.85;max-width:680px;margin-bottom:2.5rem}

/* PRODUCT GRID */
.prod-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.5rem}
.prod-grid.wide{grid-template-columns:repeat(3,1fr)}
.pcard{background:var(--navy);border:1px solid var(--border);border-radius:3px;overflow:hidden;transition:transform 0.3s,border-color 0.3s,box-shadow 0.3s;position:relative}
.pcard:hover{transform:translateY(-6px);border-color:rgba(79,195,232,0.32);box-shadow:0 20px 48px rgba(0,0,0,0.35)}
.pcard::after{content:'';position:absolute;bottom:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--teal),var(--aqua));transform:scaleX(0);transform-origin:left;transition:transform 0.35s}
.pcard:hover::after{transform:scaleX(1)}
.pcard-img{width:100%;height:180px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.03);padding:1.5rem;border-bottom:1px solid var(--border)}
.pcard-img img{max-width:100%;max-height:140px;object-fit:contain;filter:drop-shadow(0 4px 16px rgba(0,0,0,0.3));transition:transform 0.4s}
.pcard:hover .pcard-img img{transform:scale(1.06)}
.pcard-img .pcard-icon{font-size:4rem;opacity:0.6}
.pcard-body{padding:1.4rem}
.pcard-cat{font-size:0.62rem;letter-spacing:0.14em;text-transform:uppercase;color:var(--aqua);margin-bottom:0.4rem}
.pcard-title{font-family:var(--display);font-size:1.15rem;font-weight:600;margin-bottom:0.5rem;line-height:1.3}
.pcard-desc{font-size:0.8rem;color:var(--gray);line-height:1.7}
.pcard-items{margin-top:0.8rem;display:flex;flex-direction:column;gap:0.3rem}
.pcard-item{display:flex;align-items:center;gap:0.5rem;font-size:0.78rem;color:rgba(255,255,255,0.55)}
.pcard-item::before{content:'';width:4px;height:4px;border-radius:50%;background:var(--aqua);flex-shrink:0}
.pcard-badge{position:absolute;top:1rem;right:1rem;background:linear-gradient(135deg,var(--teal),var(--aqua));color:var(--deep);font-size:0.6rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:0.2rem 0.6rem;border-radius:100px}

/* FEATURED ROW (big cards) */
.feat-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;margin-bottom:1rem}
.feat-card{background:var(--navy);border:1px solid var(--border);border-radius:3px;display:grid;grid-template-columns:1fr 1.2fr;overflow:hidden;transition:border-color 0.3s,transform 0.3s,box-shadow 0.3s}
.feat-card:hover{border-color:rgba(79,195,232,0.35);transform:translateY(-4px);box-shadow:0 20px 48px rgba(0,0,0,0.3)}
.feat-img{display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,0.03);padding:2rem;border-right:1px solid var(--border);min-height:200px}
.feat-img img{max-width:100%;max-height:130px;object-fit:contain;filter:drop-shadow(0 4px 20px rgba(0,0,0,0.3));transition:transform 0.4s}
.feat-card:hover .feat-img img{transform:scale(1.06)}
.feat-img .feat-icon{font-size:5rem;opacity:0.5}
.feat-body{padding:2rem}
.feat-cat{font-size:0.62rem;letter-spacing:0.14em;text-transform:uppercase;color:var(--aqua);margin-bottom:0.5rem}
.feat-title{font-family:var(--display);font-size:1.5rem;font-weight:600;margin-bottom:0.6rem;line-height:1.2}
.feat-desc{font-size:0.83rem;color:var(--gray);line-height:1.75;margin-bottom:1rem}
.feat-items{display:flex;flex-direction:column;gap:0.35rem}
.feat-item{display:flex;align-items:center;gap:0.6rem;font-size:0.8rem;color:rgba(255,255,255,0.6)}
.feat-item::before{content:'✓';color:var(--aqua);font-size:0.75rem;font-weight:700}

/* INQUIRY STRIP */
.inq-strip{background:linear-gradient(135deg,rgba(26,127,168,0.12),rgba(79,195,232,0.06));border:1px solid rgba(79,195,232,0.15);border-radius:3px;padding:2rem 2.5rem;display:flex;align-items:center;justify-content:space-between;gap:2rem;margin:0 3.5rem 2rem;flex-wrap:wrap}
.inq-txt h4{font-family:var(--display);font-size:1.4rem;font-weight:600;margin-bottom:0.3rem}
.inq-txt p{font-size:0.83rem;color:var(--gray);line-height:1.7}
.inq-btns{display:flex;gap:0.8rem;flex-shrink:0;flex-wrap:wrap}
.btn-fill{background:linear-gradient(135deg,var(--teal),var(--aqua));color:var(--deep);padding:0.75rem 1.8rem;font-weight:600;font-size:0.8rem;letter-spacing:0.08em;text-transform:uppercase;border-radius:2px;text-decoration:none;transition:transform 0.2s,box-shadow 0.2s;display:inline-block}
.btn-fill:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(79,195,232,0.35)}
.btn-ghost{border:1px solid rgba(79,195,232,0.3);color:var(--aqua);padding:0.75rem 1.8rem;font-size:0.8rem;letter-spacing:0.08em;text-transform:uppercase;border-radius:2px;text-decoration:none;transition:all 0.2s;display:inline-block}
.btn-ghost:hover{background:rgba(79,195,232,0.08);border-color:var(--aqua)}

/* CTA */
.cta{background:linear-gradient(140deg,#0d5a75,var(--teal));padding:5rem 3.5rem;text-align:center;position:relative;overflow:hidden}
.ripple{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:0;height:0;border-radius:50%;background:rgba(255,255,255,0.03);animation:ripple 7s ease-out infinite}
.ripple:nth-child(2){animation-delay:2.3s}.ripple:nth-child(3){animation-delay:4.6s}
.cta-inner{position:relative;z-index:2}
.cta h2{font-family:var(--display);font-size:clamp(2rem,3.5vw,3rem);font-weight:300;margin-bottom:0.8rem}
.cta h2 em{font-style:italic}
.cta p{font-size:0.95rem;opacity:0.82;max-width:440px;margin:0 auto 2rem;line-height:1.85}
.cta-btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.btn-white{background:var(--white);color:var(--teal);padding:0.85rem 2rem;text-decoration:none;font-weight:600;font-size:0.82rem;letter-spacing:0.07em;text-transform:uppercase;border-radius:2px;transition:transform 0.2s,box-shadow 0.2s;display:inline-block}
.btn-white:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(0,0,0,0.2)}
.btn-cta-ghost{border:1px solid rgba(255,255,255,0.35);color:var(--white);padding:0.85rem 2rem;text-decoration:none;font-size:0.82rem;letter-spacing:0.07em;text-transform:uppercase;border-radius:2px;transition:all 0.2s;display:inline-block}
.btn-cta-ghost:hover{background:rgba(255,255,255,0.1);border-color:rgba(255,255,255,0.6)}
.cta-phone{margin-top:1.5rem;font-size:0.85rem;opacity:0.75}
.cta-phone a{color:var(--white);font-weight:600;text-decoration:none}

/* FOOTER */
footer{background:#050d1a;padding:4.5rem 3.5rem 2.5rem;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;border-top:1px solid rgba(79,195,232,0.09)}
.f-brand img{height:50px;width:auto;margin-bottom:1.2rem;display:block;filter:brightness(0) invert(1);opacity:0.85}
.f-brand p{font-size:0.83rem;color:var(--gray);line-height:1.8;max-width:270px}
.f-col h5{font-size:0.68rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--aqua);margin-bottom:1.1rem}
.f-col ul{list-style:none;display:flex;flex-direction:column;gap:0.6rem}
.f-col a{color:var(--gray);text-decoration:none;font-size:0.83rem;transition:color 0.2s,padding-left 0.2s}
.f-col a:hover{color:var(--white);padding-left:3px}
.f-bottom{background:#050d1a;padding:1.4rem 3.5rem;display:flex;justify-content:space-between;align-items:center;border-top:1px solid rgba(255,255,255,0.04);font-size:0.75rem;color:var(--gray)}
.socials{display:flex;gap:1.2rem}
.socials a{color:var(--gray);text-decoration:none;font-size:0.72rem;letter-spacing:0.1em;text-transform:uppercase;transition:color 0.2s}
.socials a:hover{color:var(--aqua)}

/* REVEAL */
.rv{opacity:0;transform:translateY(28px);transition:opacity 0.65s ease,transform 0.65s ease}
.rv.vis{opacity:1;transform:none}
.rv1{transition-delay:.1s}.rv2{transition-delay:.2s}.rv3{transition-delay:.3s}.rv4{transition-delay:.4s}

@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}
@keyframes ripple{0%{width:0;height:0;opacity:0.5}100%{width:1800px;height:1800px;opacity:0}}




@media(max-width:1200px){
  .prod-grid{grid-template-columns:repeat(3,1fr)}
  .prod-grid.wide{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:1024px){
  nav{padding-left:2rem;padding-right:2rem}
  .page-hero,.cat-section,.filter-bar,.brand-strip,.cta{padding-left:2rem;padding-right:2rem}
  .inq-strip{margin-left:2rem;margin-right:2rem}
  .prod-grid,.prod-grid.wide{grid-template-columns:repeat(2,1fr)}
  .feat-grid{grid-template-columns:1fr}
  .feat-card{grid-template-columns:1fr}
  .feat-img{border-right:none;border-bottom:1px solid rgba(79,195,232,0.1);min-height:180px}
  footer{grid-template-columns:1fr 1fr;padding:3rem 2rem}
  .f-bottom{padding:1.4rem 2rem}
}
@media(max-width:768px){
  nav{padding:.9rem 1.4rem}
  .page-hero{padding:7.5rem 1.5rem 4rem}
  .page-hero h1{font-size:2.6rem}
  .filter-bar{padding:.7rem 1rem;overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .filter-bar::-webkit-scrollbar{display:none}
  .ftab{white-space:nowrap;flex-shrink:0}
  .brand-strip{padding:1.2rem 1.5rem;flex-wrap:wrap;gap:.5rem}
  .cat-section{padding:3rem 1.5rem 1.5rem}
  .cat-hdr{flex-direction:column;align-items:flex-start;gap:.8rem}
  .prod-grid,.prod-grid.wide{grid-template-columns:1fr 1fr}
  .pcard{padding:1.2rem .9rem}
  .pcard-img{min-height:130px}
  .feat-card{grid-template-columns:1fr}
  .inq-strip{margin:0 1.5rem;flex-direction:column;align-items:flex-start;gap:1rem}
  .cta{padding:4rem 1.5rem}
  .cta h2{font-size:1.9rem}
  .cta-row{flex-direction:column;align-items:center}
  footer{grid-template-columns:1fr;padding:3rem 1.5rem 0}
  .f-bottom{flex-direction:column;gap:.9rem;text-align:center;padding:1.2rem 1.5rem}
}
@media(max-width:480px){
  .prod-grid,.prod-grid.wide{grid-template-columns:1fr}
}