*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --navy:  #0D1526;
  --navy2: #111E35;
  --teal:  #0EA5E9;
  --teal2: #0284C7;
  --gold:  #C9A84C;
  --gold2: #E8C96A;
  --green: #10B981;
  --green2:#34D399;
  --white: #FFFFFF;
  --off:   #F7F8FA;
  --muted: #6B7280;
  --dark:  #111827;
  --border:#E4E7EC;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: local('Inter');
  size-adjust: 100%;
  ascent-override: 90%;
  descent-override: 22%;
  line-gap-override: 0%;
}
html { scroll-behavior: smooth; }
body { font-family: 'Inter', system-ui, -apple-system, Arial, sans-serif; background: var(--white); color: var(--dark); line-height: 1.6; -webkit-font-smoothing: antialiased; }

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(13,21,38,0.97); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(255,255,255,0.07); }
.nav-inner { max-width: 1160px; margin: 0 auto; padding: 0 28px; height: 66px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { color: #fff; text-decoration: none; font-size: 18px; font-weight: 700; letter-spacing: -.3px; }
.nav-logo span { color: var(--gold); }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { color: rgba(255,255,255,0.75); text-decoration: none; font-size: 14px; font-weight: 500; transition: color .15s; }
.nav-links a:hover { color: #fff; }
.nav-cta { background: var(--teal); color: #fff !important; padding: 8px 18px; border-radius: 8px; font-weight: 600 !important; transition: background .15s; }
.nav-cta:hover { background: var(--teal2) !important; }

/* ARTICLE */
.article-wrap { max-width: 780px; margin: 0 auto; padding: 100px 28px 80px; }
.back-btn { display: inline-flex; align-items: center; gap: 8px; color: var(--teal); font-size: 14px; font-weight: 600; text-decoration: none; margin-bottom: 32px; transition: opacity .15s; }
.back-btn:hover { opacity: .75; }
.article-cat { font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--teal); margin-bottom: 12px; }
.article-title { font-size: clamp(24px, 3.5vw, 36px); font-weight: 700; line-height: 1.2; color: var(--dark); letter-spacing: -.3px; margin-bottom: 16px; }
.article-meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--muted); padding-bottom: 28px; border-bottom: 1px solid var(--border); margin-bottom: 32px; flex-wrap: wrap; }
.article-body { font-size: 16px; line-height: 1.8; color: #374151; }
.article-body h2 { font-size: 22px; font-weight: 700; color: var(--dark); margin: 36px 0 14px; line-height: 1.3; }
.article-body h3 { font-size: 18px; font-weight: 600; color: var(--dark); margin: 28px 0 10px; }
.article-body p { margin-bottom: 18px; }
.article-body ul, .article-body ol { margin: 0 0 18px 24px; }
.article-body li { margin-bottom: 8px; }
.article-body strong { color: var(--dark); font-weight: 600; }
.article-body blockquote { border-left: 3px solid var(--teal); background: #f0f9ff; padding: 16px 20px; margin: 24px 0; border-radius: 0 8px 8px 0; font-style: italic; color: #1e40af; }
.highlight-box { background: linear-gradient(135deg, #f0f9ff, #e0f2fe); border: 1px solid #bae6fd; border-radius: 12px; padding: 20px 24px; margin: 28px 0; }
.highlight-box strong { color: #0369a1; }
.warning-box { background: #fffbeb; border: 1px solid #fcd34d; border-radius: 12px; padding: 20px 24px; margin: 28px 0; }
.warning-box strong { color: #92400e; }

/* CTA INLINE */
.cta-inline { background: var(--navy); border-radius: 16px; padding: 32px; margin: 40px 0; text-align: center; }
.cta-inline h3 { font-size: 20px; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.cta-inline p { font-size: 14px; color: rgba(255,255,255,0.65); margin-bottom: 20px; }
.cta-inline a { display: inline-flex; align-items: center; gap: 8px; background: var(--teal); color: #fff; text-decoration: none; padding: 12px 24px; border-radius: 8px; font-size: 14px; font-weight: 600; transition: background .15s; }
.cta-inline a:hover { background: var(--teal2); }

/* FOOTER */
footer { background: var(--navy); padding: 40px 28px; text-align: center; }
footer p { color: rgba(255,255,255,0.45); font-size: 13px; }
footer a { color: var(--teal); text-decoration: none; font-weight: 600; }

/* WA FLOAT */
.wa-float { position: fixed; bottom: 24px; right: 24px; z-index: 200; width: 54px; height: 54px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37,211,102,0.45); transition: transform .2s; }
.wa-float:hover { transform: scale(1.1); }
.wa-float svg { width: 28px; height: 28px; fill: #fff; }

/* MOBILE */
.nav-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; background: none; border: none; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: rgba(255,255,255,0.85); border-radius: 2px; }
.mobile-menu { display: none; flex-direction: column; background: rgba(13,21,38,0.98); border-top: 1px solid rgba(255,255,255,0.07); padding: 16px 28px 20px; position: fixed; top: 66px; left: 0; right: 0; z-index: 99; }
.mobile-menu.open { display: flex; }
.mobile-menu a { color: rgba(255,255,255,0.8); text-decoration: none; font-size: 15px; font-weight: 500; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.06); transition: color .15s; }
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu .mob-cta { margin-top: 12px; background: var(--teal); color: #fff !important; padding: 13px 20px; border-radius: 8px; text-align: center; font-weight: 600 !important; border-bottom: none !important; }
@media (max-width: 600px) { .nav-links { display: none; } .nav-hamburger { display: flex; } }