@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&family=Roboto:wght@300;400;500&display=swap');
:root{--brand:#0b5cff;--brand2:#22c55e;--brand-dark:#0847c6;--text:#0b132b;--muted:#475569;--card:#ffffff;--shadow:0 10px 30px rgba(2,6,23,0.12);--radius:18px;}
*{box-sizing:border-box}
html,body{margin:0;padding:0;scroll-behavior:smooth}
body{font-family:Roboto,system-ui,-apple-system,'Segoe UI',Arial,sans-serif;background:#f6f8fc;color:var(--text)}
/* Navbar */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid #e2e8f0}
.nav .inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:10px 16px}
.brand{display:flex;align-items:center;gap:10px;font-family:Poppins,sans-serif;font-weight:700}
.brand img{height:36px;width:36px;border-radius:10px;object-fit:cover}
.nav a{color:#0f172a;text-decoration:none;font-weight:600;margin:0 6px;padding:8px 10px;border-radius:10px}
.nav a:hover{background:#e6f0ff}
.nav a.active{background:var(--brand);color:#fff}
/* Hero */
.hero{position:relative;min-height:58vh;display:grid;place-items:center;color:#fff;text-align:center;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(2,6,23,.6),rgba(2,6,23,.7));z-index:1}
.hero .bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.06);filter:brightness(.75)}
.hero .content{position:relative;z-index:2;max-width:900px;padding:24px}
.hero h1{font-family:Poppins,sans-serif;font-size:clamp(28px,4vw,48px);margin:0 0 10px}
.hero p{font-size:clamp(14px,2vw,18px);opacity:.92;margin:0 0 22px}
.btn{display:inline-block;background:var(--brand);color:#fff;padding:12px 18px;border-radius:999px;font-weight:700;text-decoration:none;box-shadow:var(--shadow);transition:transform .2s ease, background .2s ease}
.btn:hover{transform:translateY(-2px);background:var(--brand-dark)}
/* Sections & cards */
.section{max-width:1100px;margin:40px auto;padding:0 16px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;transition:transform .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 36px rgba(2,6,23,.18)}
.card h3{margin:0 0 6px;font-family:Poppins,sans-serif}
.card p{margin:0;color:var(--muted)}
/* Gallery */
.gallery{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.gallery .tile{border-radius:14px;overflow:hidden;position:relative;box-shadow:var(--shadow);cursor:pointer}
.gallery img{width:100%;height:180px;object-fit:cover;display:block;transition:transform .35s ease}
.gallery .tile:hover img{transform:scale(1.06)}
/* Lightbox */
.lightbox{position:fixed;inset:0;background:rgba(2,6,23,.85);display:none;align-items:center;justify-content:center;z-index:1000}
.lightbox.open{display:flex}
.lightbox img{max-width:90%;max-height:80vh;border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.lb-nav{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.lb-btn{background:rgba(255,255,255,.12);color:#fff;border:none;border-radius:999px;width:44px;height:44px;font-size:20px;cursor:pointer;transition:background .2s ease, transform .2s ease}
.lb-btn:hover{background:rgba(255,255,255,.22);transform:scale(1.08)}
.lb-close{position:absolute;top:18px;right:18px}
/* Blog */
.post-card{display:flex;flex-direction:column;overflow:hidden;border-radius:16px;background:#fff;box-shadow:var(--shadow)}
.post-card img{height:160px;width:100%;object-fit:cover}
.post-card .meta{padding:14px}
.post-card h3{margin:0 0 6px;font-family:Poppins,sans-serif}
.post-card p{margin:0 0 10px;color:var(--muted)}
.post-hero{min-height:36vh;display:grid;place-items:center;color:#fff;position:relative;overflow:hidden;text-align:center}
.post-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(2,6,23,.6),rgba(2,6,23,.7));z-index:1}
.post-hero .bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.8)}
.post-hero h1{position:relative;z-index:2;font-family:Poppins,sans-serif;font-size:clamp(26px,3.6vw,42px);margin:0}
.article{max-width:900px;margin:26px auto;padding:0 16px;line-height:1.75;color:#1f2937}
.article p{margin:0 0 14px}
/* Footer */
footer{background:#0b1220;color:#cbd5e1;margin-top:40px}
.footer-inner{max-width:1100px;margin:0 auto;padding:22px 16px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between}
.footer-links a{color:#cbd5e1;text-decoration:none;margin:0 10px}
.footer-links a:hover{color:#fff;text-decoration:underline}
.note{color:var(--muted)}
.hr{height:1px;background:#e2e8f0;margin:18px 0}