:root{--nu-primary:#2563eb;--nu-primary-dark:#1e40af;--nu-surface:#ffffff;--nu-bg:#f8fafc;--nu-text:#1e293b;--nu-muted:#64748b;--nu-radius:14px;--nu-shadow:0 10px 30px rgba(0,0,0,.08)}.home-hero{position:relative;display:grid;align-items:center;min-height:clamp(420px,68vh,640px);color:#fff;overflow:hidden}.home-hero .container{position:relative;z-index:2}.home-hero .hero-content{max-width:920px}.home-hero .hero-title{font-size:clamp(2rem,5vw,3rem);line-height:1.15;margin-bottom:10px}.home-hero .hero-subtext{font-size:clamp(1.05rem,2.6vw,1.25rem);color:rgba(255,255,255,.9)}.home-hero .hero-actions{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap}.nu-btn{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:999px;border:1px solid transparent;cursor:pointer;text-decoration:none;font-weight:600;transition:transform .15s ease,box-shadow .2s ease,background .2s ease,color .2s ease}.nu-btn.primary{background:var(--nu-primary);color:#fff;box-shadow:0 8px 20px rgba(37,99,235,.25)}.nu-btn.primary:hover{background:var(--nu-primary-dark);transform:translateY(-2px)}.nu-btn.ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.35)}.nu-btn.ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}.home-hero .hero-bg-image{position:absolute;inset:0;z-index:1}.home-hero .hero-bg-image img{width:100%;height:100%;object-fit:cover;filter:brightness(.6) saturate(1.05)}.section-header{text-align:left;margin-bottom:18px}.section-title{font-size:clamp(1.5rem,3vw,2rem);color:var(--nu-text)}.section-subtitle{color:var(--nu-muted);margin-top:4px}.articles-section{background:var(--nu-bg);padding:36px 0}.articles-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}.article-card{background:var(--nu-surface);border-radius:var(--nu-radius);overflow:hidden;box-shadow:var(--nu-shadow);transition:transform .2s ease}.article-card:hover{transform:translateY(-3px)}.article-thumbnail img{display:block;width:100%;height:200px;object-fit:cover}.article-content{padding:14px 16px 16px}.article-content .post-meta{display:flex;gap:10px;color:var(--nu-muted);font-size:.9rem;margin-bottom:6px}.article-content h3{font-size:1.1rem;margin-bottom:6px;color:var(--nu-text)}.article-content p{color:var(--nu-muted);font-size:.95rem}.featured-topics{padding:36px 0}.featured-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.topic-card{background:var(--nu-surface);border-radius:var(--nu-radius);box-shadow:var(--nu-shadow);padding:18px;display:grid;gap:8px;transition:transform .2s ease}.topic-card:hover{transform:translateY(-3px)}.topic-card .topic-icon{font-size:26px}.topic-card .topic-title{font-weight:700;color:var(--nu-text)}.topic-card .topic-link{color:var(--nu-primary);text-decoration:none;font-weight:600}.topic-card .topic-link:hover{color:var(--nu-primary-dark)}.newsletter{background:linear-gradient(135deg,#1e3a8a 0%,#2563eb 100%);color:#fff;border-radius:var(--nu-radius);box-shadow:var(--nu-shadow);padding:24px;display:grid;gap:10px}.newsletter h3{margin:0;font-size:1.4rem}.newsletter p{margin:0;color:rgba(255,255,255,.9)}.newsletter form{display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:10px}.newsletter input[type=email]{padding:12px 14px;border-radius:999px;border:none;outline:none}.newsletter button[type=submit]{padding:12px 16px;border-radius:999px;border:none;background:#fff;color:var(--nu-primary-dark);font-weight:700;cursor:pointer}.newsletter button[type=submit]:hover{filter:brightness(.95)}@media (max-width:640px){.article-thumbnail img{height:180px}.newsletter form{grid-template-columns:1fr}}