:root{
  --primary:#0F172A;--secondary:#334155;--accent:#0369A1;--accent-hover:#0284C7;
  --bg:#FFFFFF;--bg-alt:#F8FAFC;--text:#0F172A;--muted:#64748B;--border:#E2E8F0;
  --trust:#1E40AF;--green:#059669;--amber:#F59E0B;--radius:6px;--max:1200px;
  --shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
  --shadow-md:0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -1px rgba(0,0,0,.04);
  --shadow-lg:0 10px 15px -3px rgba(0,0,0,.08),0 4px 6px -2px rgba(0,0,0,.04)
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px}
body{font-family:'Source Sans 3',system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{font-family:'Lexend',sans-serif;line-height:1.2}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{width:min(var(--max),calc(100% - 48px));margin:0 auto}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:rgba(248,250,252,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-family:'Lexend',sans-serif;font-weight:700;font-size:13px;letter-spacing:.06em;color:var(--primary)}
.brand img{height:36px;width:auto}
.nav-links{display:flex;gap:28px;font-size:14px;font-weight:500;color:var(--muted)}
.nav-links a{transition:color .2s}
.nav-links a:hover{color:var(--accent)}
.nav-links a.active{color:var(--accent)}
.nav-cta{display:flex;align-items:center;gap:16px}

/* LANGUAGE SWITCH */
.lang-switch{font-family:'Lexend',sans-serif;font-size:13px;font-weight:600;padding:6px 12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--primary);cursor:pointer;transition:all .2s;letter-spacing:.04em}
.lang-switch:hover{border-color:var(--accent);color:var(--accent)}
.mobile-menu .lang-switch{display:inline-block;margin-top:24px;padding:12px 24px;font-size:14px;border-color:var(--border);background:var(--bg-alt);width:100%}

/* HAMBURGER */
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.hamburger span{display:block;width:22px;height:2px;background:var(--primary);transition:all .3s;border-radius:1px}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* MOBILE MENU */
.mobile-menu{display:none;position:fixed;top:64px;left:0;right:0;bottom:0;background:var(--bg);padding:32px 24px 48px;z-index:49;flex-direction:column;gap:0;border-top:1px solid var(--border);overflow-y:auto;-webkit-overflow-scrolling:touch}
.mobile-menu.active{display:flex}
.mobile-menu a{display:block;padding:16px 0;font-size:16px;font-weight:500;color:var(--text);border-bottom:1px solid var(--border)}
.mobile-menu a:last-child{border:none}
.mobile-menu .btn{margin-top:24px;text-align:center}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;font-family:'Lexend',sans-serif;font-weight:600;font-size:14px;border-radius:var(--radius);transition:all .2s;border:1px solid transparent;cursor:pointer;gap:8px}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover);box-shadow:0 4px 14px rgba(3,105,161,.3)}
.btn-outline{border-color:var(--border);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--bg-alt)}
.btn-ghost{border-color:rgba(255,255,255,.25);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.1)}

/* HERO */
.hero{background:linear-gradient(135deg,var(--primary) 0%,#1a2744 50%,var(--secondary) 100%);color:#fff;padding:100px 0 90px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(3,105,161,.15) 0%,transparent 70%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.2fr 0.8fr;gap:48px;align-items:center}
.eyebrow{display:inline-block;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--accent);margin-bottom:16px;padding:6px 14px;border:1px solid rgba(3,105,161,.3);border-radius:100px}
.hero h1{font-size:clamp(32px,4.5vw,52px);line-height:1.08;margin:0 0 24px;letter-spacing:-.02em}
.hero .lead{font-size:17px;color:#94a3b8;max-width:52ch;margin-bottom:36px;line-height:1.7}
.hero .cta{display:flex;gap:16px;flex-wrap:wrap}
.hero-logo-card{background:#fff;border-radius:12px;padding:44px 36px;box-shadow:0 25px 50px rgba(0,0,0,.35);display:grid;place-items:center}
.hero-logo-card img{max-width:280px;width:100%;height:auto;display:block}

/* SECTIONS */
section{padding:96px 0}
section.alt{background:var(--bg-alt)}
.section-head{margin-bottom:56px;max-width:560px}
.section-head h2{font-size:30px;margin:0 0 16px;letter-spacing:-.01em}
.section-head p{margin:0;color:var(--muted);font-size:16px}
.section-head--center{text-align:center;max-width:640px;margin-left:auto;margin-right:auto}

/* STATS BAR */
.stats{background:var(--primary);padding:48px 0;color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;text-align:center}
.stat-num{font-family:'Lexend',sans-serif;font-size:40px;font-weight:700;color:var(--amber);display:block}
.stat-label{font-size:14px;color:#94a3b8;margin-top:4px}

/* CARDS */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{background:var(--bg);border:1px solid var(--border);padding:32px;border-radius:var(--radius);transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.card-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:rgba(3,105,161,.08);color:var(--accent);margin-bottom:20px}
.card-icon svg{width:24px;height:24px}
.card h3{font-size:17px;margin:0 0 10px}
.card p{margin:0;font-size:14px;color:var(--muted);line-height:1.6}

/* ICON VARIANTS (Why cards) */
.icon-green{background:rgba(5,150,105,.08);color:var(--green)}
.icon-amber{background:rgba(245,158,11,.08);color:var(--amber)}
.icon-purple{background:rgba(139,92,246,.08);color:#8B5CF6}

/* SPLIT */
.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.split h2{font-size:28px;margin:0 0 20px;letter-spacing:-.01em}
.split>p,.split .content p{color:var(--muted);margin-bottom:28px}
.list-item{display:flex;gap:16px;margin-bottom:18px}
.list-dot{flex-shrink:0;width:8px;height:8px;margin-top:8px;background:var(--accent);border-radius:50%}
.list-text{font-size:15px;color:var(--muted)}
.list-text strong{color:var(--primary)}
.split-img{border-radius:8px;overflow:hidden;box-shadow:var(--shadow-md)}
.split-img img{width:100%;height:auto;display:block}

/* IMAGE CARDS */
.img-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s}
.img-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.img-card img{height:200px;width:100%;object-fit:cover;cursor:zoom-in}
.img-card-body{padding:24px}
.img-card-body h3{font-size:17px;margin:0 0 8px}
.img-card-body p{margin:0;font-size:14px;color:var(--muted)}

/* VISION MISSION */
.vm{background:var(--bg-alt);padding:96px 0}
.vm-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}
.vm-card{background:var(--bg);border:1px solid var(--border);padding:40px;border-radius:var(--radius)}
.vm-card h3{font-size:22px;margin:0 0 8px;color:var(--accent)}
.vm-card .vm-tagline{font-family:'Lexend',sans-serif;font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text);margin-bottom:20px}
.vm-card ul{list-style:none;padding:0}
.vm-card li{position:relative;padding-left:20px;margin-bottom:14px;font-size:15px;color:var(--muted);line-height:1.6}
.vm-card li::before{content:'';position:absolute;left:0;top:8px;width:6px;height:6px;background:var(--accent);border-radius:50%}
.vm-text{color:var(--muted);font-size:15px;line-height:1.7}

/* WHY KOWORKS */
.why-card{background:var(--bg);border:1px solid var(--border);padding:40px;border-radius:var(--radius);text-align:center}
.why-card .card-icon{margin:0 auto 20px;width:56px;height:56px;border-radius:12px}
.why-card h3{font-size:18px;margin:0 0 12px}
.why-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.7}

/* PROJECTS TIMELINE */
.timeline{position:relative;padding-left:32px}
.timeline::before{content:'';position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:var(--border)}
.timeline-item{position:relative;margin-bottom:32px}
.timeline-item::before{content:'';position:absolute;left:-32px;top:8px;width:16px;height:16px;background:var(--accent);border-radius:50%;border:3px solid var(--bg)}
.timeline-item.alt::before{background:var(--amber)}
.timeline-year{font-family:'Lexend',sans-serif;font-size:13px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}
.timeline-item.alt .timeline-year{color:var(--amber)}
.timeline-title{font-family:'Lexend',sans-serif;font-size:15px;font-weight:600;color:var(--text);margin-bottom:4px}
.timeline-desc{font-size:14px;color:var(--muted)}
.tl-section-title{font-family:'Lexend',sans-serif;font-size:18px;margin-bottom:28px}
.tl-section-block{margin-top:56px}
.tl-head{font-family:'Lexend',sans-serif;font-size:14px;font-weight:600;margin-bottom:16px}
.tl-head-green{color:var(--green)}
.tl-head-amber{color:var(--amber)}
.tl-head-accent{color:var(--accent)}

/* CONTACT */
.contact{background:var(--primary);color:#fff;padding:96px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px}
.contact-info h2{font-size:30px;margin:0 0 20px}
.contact-info>p{color:#94a3b8;margin-bottom:40px}
.contact-detail{display:flex;gap:16px;margin-bottom:28px;align-items:flex-start}
.contact-detail-icon{flex-shrink:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:8px;background:rgba(3,105,161,.15);color:var(--accent)}
.contact-detail-icon svg{width:20px;height:20px}
.contact-detail-text h4{margin:0 0 4px;font-size:13px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.06em}
.contact-detail-text p{margin:0;color:#cbd5e1;font-size:15px}
.contact-action{background:var(--secondary);padding:48px;border-radius:8px;border:1px solid rgba(255,255,255,.08)}
.contact-action h3{margin:0 0 12px;font-size:22px}
.contact-action p{color:#94a3b8;margin-bottom:28px;font-size:15px}
.contact-actions{display:flex;gap:16px;flex-wrap:wrap}

/* FOOTER */
footer{background:#080f1e;color:#475569;padding:32px 0;font-size:13px;text-align:center}
footer .footer-legal{font-size:11px;color:#334155;margin-top:8px}

/* PARTNERS */
.partners-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:24px}
.partner-box{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:40px 32px;display:grid;place-items:center;aspect-ratio:16/9;flex:1 1 200px;max-width:220px}
.partner-box img{max-height:72px;width:auto;filter:grayscale(1) opacity(.6);transition:all .3s;object-fit:contain}
.partner-box:hover img{filter:grayscale(0) opacity(1)}

/* SCROLL REVEAL */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* MAP */
.map-embed{margin-top:48px;border-radius:8px;overflow:hidden;box-shadow:var(--shadow-md)}
.map-embed iframe{display:block;width:100%;height:320px;border:0}

/* LIGHTBOX */
.lightbox{position:fixed;inset:0;background:rgba(8,15,30,.92);z-index:100;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease}
.lightbox.open{opacity:1;visibility:visible}
.lightbox img{max-width:min(90vw,1000px);max-height:80vh;width:auto;height:auto;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb-close,.lb-prev,.lb-next{position:absolute;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);color:#fff;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;cursor:pointer;font-size:22px;line-height:1;transition:background .2s;z-index:2}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.2)}
.lb-close{top:24px;right:24px}
.lb-prev{left:24px;top:50%;transform:translateY(-50%)}
.lb-next{right:24px;top:50%;transform:translateY(-50%)}
.lb-caption{position:absolute;bottom:24px;left:0;right:0;text-align:center;color:#cbd5e1;font-size:15px;padding:0 24px}
body.no-scroll{overflow:hidden}

/* BACK TO TOP */
.back-to-top{position:fixed;bottom:24px;right:24px;width:46px;height:46px;border-radius:50%;border:1px solid var(--border);background:var(--bg);color:var(--primary);display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(10px);transition:all .25s ease;z-index:60}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.back-to-top svg{width:20px;height:20px}

/* A11Y */
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .hero-logo-card,.card,.img-card,.why-card{transition:none}
}

/* RESPONSIVE */
@media(max-width:900px){
  .hero-grid,.split,.contact-grid,.vm-grid{grid-template-columns:1fr;gap:40px}
  .grid3{grid-template-columns:repeat(2,1fr)}
  .grid4{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .nav-links,.nav-cta .btn{display:none}
  .nav-cta .lang-switch{display:none}
  .hamburger{display:flex}
  .hero{padding:64px 0 56px}
  section{padding:64px 0}
  .hero-logo-card{padding:28px 20px}
}
@media(max-width:480px){
  .grid3,.grid4,.trust-grid{grid-template-columns:1fr}
  .hero h1{font-size:28px}
  .hero .cta{flex-direction:column}
  .hero .cta .btn{width:100%}
  .stat-num{font-size:30px}
  .map-embed iframe{height:260px}
  .lb-close{top:12px;right:12px}
  .lb-prev{left:12px}
  .lb-next{right:12px}
  .lb-caption{font-size:13px}
}