:root {
    --navy:       #0A2463;
    --navy-light: #1E3B8A;
    --blue:       #3E92CC;
    --gold:       #C9A84C;
    --gold-light: #E2C97E;
    --bg:         #F7F8FA;
    --white:      #FFFFFF;
    --text:       #1A1A2E;
    --text-muted: #6B7280;
    --border:     #E5E7EB;
    --radius:     12px;
    --radius-lg:  20px;
    --font-body:  'DM Sans', sans-serif;
    --font-title: 'Cormorant Garamond', serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text); background: var(--bg); line-height: 1.65; font-size: 1rem; overflow-x: hidden; -webkit-font-smoothing: antialiased; }
h1,h2,h3,h4 { font-family: var(--font-title); line-height: 1.2; font-weight: 600; color: var(--navy); }

/* NAVBAR */
.site-nav { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%); border-bottom: 2px solid var(--gold); padding: 0 2rem; position: sticky; top: 0; z-index: 1000; box-shadow: 0 2px 20px rgba(10,36,99,0.3); }
.site-nav .navbar-brand { padding: 0.6rem 0; }
.site-nav .logo { width: 150px; height: auto; display: block; }
.site-nav .nav-link { color: rgba(255,255,255,0.88) !important; font-family: var(--font-body); font-weight: 500; font-size: 0.95rem; padding: 0.5rem 1rem !important; transition: color 0.2s; }
.site-nav .nav-link:hover { color: #fff !important; }
.site-nav .navbar-toggler { border-color: rgba(255,255,255,0.4); }
.site-nav .navbar-toggler-icon { background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255,255,255,0.9)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e"); }
.nav-cta-btn { background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%); color: var(--navy) !important; font-weight: 700 !important; padding: 0.45rem 1.2rem !important; border-radius: 50px; font-size: 0.88rem !important; transition: transform 0.2s, box-shadow 0.2s; box-shadow: 0 3px 12px rgba(201,168,76,0.35); text-decoration: none; display: inline-block; }
.nav-cta-btn:hover { transform: translateY(-1px); box-shadow: 0 5px 18px rgba(201,168,76,0.5); color: var(--navy) !important; }

/* BREADCRUMB */
.breadcrumb-bar { background: var(--white); border-bottom: 1px solid var(--border); padding: 0.75rem 2rem; }
.breadcrumb-bar ol { max-width: 1100px; margin: 0 auto; list-style: none; display: flex; gap: 0.5rem; align-items: center; font-size: 0.82rem; color: var(--text-muted); flex-wrap: wrap; }
.breadcrumb-bar ol li + li::before { content: '›'; margin-right: 0.5rem; }
.breadcrumb-bar a { color: var(--blue); text-decoration: none; }
.breadcrumb-bar a:hover { text-decoration: underline; }

/* ARTICLE HERO */
.article-hero { background: linear-gradient(160deg, var(--navy) 0%, #163177 55%, #1a4090 100%); padding: 4rem 2rem 3.5rem; }
.article-hero-inner { max-width: 780px; margin: 0 auto; }
.article-tag { display: inline-block; background: rgba(201,168,76,0.15); border: 1px solid rgba(201,168,76,0.4); color: var(--gold-light); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 0.25rem 0.9rem; border-radius: 50px; margin-bottom: 1.25rem; }
.article-hero h1 { font-size: clamp(1.75rem, 4vw, 2.6rem); font-weight: 700; color: #fff; margin-bottom: 1rem; line-height: 1.15; }
.article-meta { display: flex; align-items: center; gap: 1.25rem; font-size: 0.82rem; color: rgba(255,255,255,0.65); flex-wrap: wrap; }

/* LAYOUT */
.article-layout { max-width: 1100px; margin: 0 auto; padding: 3rem 2rem; display: grid; grid-template-columns: 1fr 300px; gap: 3rem; align-items: start; }
.article-content { background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 2.5rem; }
.article-content p { font-size: 0.97rem; color: var(--text-muted); line-height: 1.85; margin-bottom: 1.1rem; }
.article-content h2 { font-size: 1.35rem; color: var(--navy); margin: 2rem 0 0.75rem; }
.article-content h3 { font-size: 1.15rem; color: var(--navy); margin: 1.5rem 0 0.6rem; }
.article-content ul, .article-content ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.article-content li { font-size: 0.97rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 0.4rem; }
.article-content a { color: var(--blue); font-weight: 600; }
.article-content strong { color: var(--text); font-weight: 600; }
.callout { margin: 1.5rem 0; padding: 1rem 1.25rem; border-radius: 0 8px 8px 0; }
.callout-gold { background: rgba(201,168,76,0.08); border-left: 3px solid var(--gold); }
.callout-blue { background: rgba(62,146,204,0.08); border-left: 3px solid var(--blue); }
.callout p { margin: 0 !important; font-size: 0.9rem !important; color: var(--navy) !important; font-weight: 500; }
.callout a { color: var(--blue); font-weight: 600; }
.data-list { list-style: none !important; padding: 0 !important; margin: 0.75rem 0 !important; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.data-list li { padding: 0.6rem 0.9rem; border-bottom: 1px solid var(--border); font-size: 0.92rem !important; color: var(--text) !important; }
.data-list li:last-child { border-bottom: none; }
.back-link { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--blue); font-weight: 600; font-size: 0.9rem; text-decoration: none; margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.back-link:hover { color: var(--navy); }

/* COMMENTS */
.comments-section { margin-top: 2.5rem; padding-top: 2rem; border-top: 2px solid var(--bg); }
.comments-section h2 { font-family: var(--font-body); font-size: 1rem; font-weight: 600; color: var(--navy); margin-bottom: 1.5rem; }
.comment-item { display: flex; gap: 0.75rem; margin-bottom: 1.25rem; }
.comment-avatar { width: 36px; height: 36px; border-radius: 50%; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.85rem; color: #fff; }
.comment-bubble { flex: 1; background: var(--bg); border-radius: 0 12px 12px 12px; padding: 0.85rem 1rem; }
.comment-author { font-weight: 600; font-size: 0.82rem; color: var(--navy); margin-bottom: 0.2rem; }
.comment-date { font-size: 0.72rem; color: var(--text-muted); }
.comment-text { font-size: 0.88rem; color: var(--text); line-height: 1.6; margin-top: 0.35rem; }
.comment-form { margin-top: 1.5rem; }
.comment-form input, .comment-form textarea { width: 100%; padding: 0.75rem 1rem; border: 1px solid var(--border); border-radius: var(--radius); font-family: var(--font-body); font-size: 0.9rem; color: var(--text); background: var(--white); margin-bottom: 0.75rem; outline: none; transition: border-color 0.2s; }
.comment-form input:focus, .comment-form textarea:focus { border-color: var(--blue); }
.comment-form textarea { resize: vertical; min-height: 90px; }
.comment-submit { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%); color: #fff; border: none; padding: 0.65rem 1.5rem; border-radius: 50px; font-family: var(--font-body); font-weight: 600; font-size: 0.88rem; cursor: pointer; transition: transform 0.2s, box-shadow 0.2s; }
.comment-submit:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(10,36,99,0.3); }

/* SIDEBAR */
.sidebar { position: sticky; top: 80px; }
.sidebar-card { background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--border); padding: 1.5rem; margin-bottom: 1.5rem; }
.sidebar-card h3 { font-family: var(--font-body); font-size: 0.82rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.1rem; }
.sidebar-link { display: block; font-size: 0.9rem; color: var(--text-muted); text-decoration: none; padding: 0.5rem 0; border-bottom: 1px solid var(--border); transition: color 0.2s; }
.sidebar-link:last-child { border-bottom: none; }
.sidebar-link:hover { color: var(--navy); }
.sidebar-cta { background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%); border-radius: var(--radius-lg); padding: 1.75rem; text-align: center; }
.sidebar-cta h3 { color: var(--gold-light); font-family: var(--font-title); font-size: 1.25rem; margin-bottom: 0.75rem; letter-spacing: 0; text-transform: none; }
.sidebar-cta p { color: rgba(255,255,255,0.7); font-size: 0.85rem; line-height: 1.6; margin-bottom: 1.25rem; }
.sidebar-cta a { background: linear-gradient(135deg, var(--gold), var(--gold-light)); color: var(--navy); font-weight: 700; font-size: 0.9rem; padding: 0.75rem 1.5rem; border-radius: 50px; text-decoration: none; display: inline-block; transition: transform 0.2s; }
.sidebar-cta a:hover { transform: translateY(-2px); }

/* FOOTER */
.site-footer { background: linear-gradient(135deg, var(--navy) 0%, #0d1f4f 100%); padding: 4rem 2rem 2rem; color: white; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1.4fr 0.8fr 1fr; gap: 3rem; }
.footer-logo { width: 200px; height: auto; margin-bottom: 1rem; display: block; }
.footer-desc { font-size: 0.88rem; color: rgba(255,255,255,0.6); line-height: 1.7; margin-bottom: 1.5rem; font-weight: 300; }
.footer-social { display: flex; gap: 0.6rem; }
.footer-social a { width: 36px; height: 36px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background 0.2s; text-decoration: none; }
.footer-social a:hover { background: rgba(255,255,255,0.18); }
.footer-social img { width: 17px; height: 17px; object-fit: contain; }
.footer-nav, .footer-contact { align-self: start; padding-top: 1rem; }
.footer-nav h4, .footer-contact h4 { font-family: var(--font-body); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-light); margin-bottom: 1.25rem; }
.footer-nav ul { list-style: none; padding: 0; margin: 0; }
.footer-nav ul li { margin-bottom: 0.75rem; }
.footer-nav ul li a { color: rgba(255,255,255,0.7); text-decoration: none; font-size: 0.88rem; font-weight: 300; transition: color 0.2s; }
.footer-nav ul li a:hover { color: #fff; }
.contact-row { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.9rem; font-size: 0.88rem; color: rgba(255,255,255,0.75); font-weight: 300; }
.contact-row img { width: 18px; height: 18px; object-fit: contain; flex-shrink: 0; opacity: 0.7; }
.footer-bottom { max-width: 1100px; margin: 3rem auto 0; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; }
.footer-disclaimer { font-size: 0.78rem; color: rgba(255,255,255,0.4); line-height: 1.6; max-width: 600px; font-weight: 300; }
.footer-copy { font-size: 0.78rem; color: var(--gold-light); font-weight: 400; white-space: nowrap; }

/* WHATSAPP */
.whatsapp-float { position: fixed; bottom: 32px; right: 16px; z-index: 1001; width: 56px; height: 56px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.45); text-decoration: none; transition: transform 0.2s; }
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float img { width: 32px; height: 32px; }

/* RESPONSIVE */
@media (max-width: 900px) {
    .article-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; }
    .footer-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
}
@media (max-width: 600px) {
    .article-content { padding: 1.5rem; }
    .article-hero { padding: 2.5rem 1.25rem 2rem; }
}