@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary-blue: #0284c7;
  --primary-light: #e0f2fe;
  --primary-dark: #0369a1;
  --text-dark: #0f172a;
  --text-body: #475569;
  --text-muted: #64748b;
  --bg-white: #ffffff;
  --bg-gray: #f8fafc;
  --border-color: #e2e8f0;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-body);
  background-color: var(--bg-gray);
  line-height: 1.8;
  margin: 0;
}

h1, h2, h3, h4, h5, h6 { color: var(--text-dark); font-weight: 700; letter-spacing: -0.02em; }
p { margin-bottom: 1.5rem; }

/* Navigation */
.top-disclaimer { background-color: var(--primary-light); color: var(--primary-dark); font-size: 0.85rem; font-weight: 600; padding: 10px 0; text-align: center; }
.navbar { background-color: rgba(255, 255, 255, 0.98); border-bottom: 1px solid var(--border-color); padding: 1rem 0; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05); }
.navbar-brand { font-size: 1.5rem; font-weight: 800; color: var(--primary-blue) !important; }
.nav-link { font-weight: 600; color: var(--text-dark); margin: 0 12px; transition: color 0.3s; }
.nav-link:hover, .nav-link.active { color: var(--primary-blue); }

/* Home Sections */
.hero-section { background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 100%); padding: 120px 0; border-bottom: 1px solid var(--border-color); }
.hero-title { font-size: 3.5rem; line-height: 1.2; margin-bottom: 1.5rem; }
.hero-subtitle { font-size: 1.25rem; color: var(--text-body); margin-bottom: 2rem; max-width: 800px; margin-left: auto; margin-right: auto; }

.content-section { padding: 80px 0; background-color: var(--bg-white); border-bottom: 1px solid var(--border-color); }
.content-section.alt-bg { background-color: var(--bg-gray); }
.section-title { font-size: 2.5rem; margin-bottom: 1.5rem; font-weight: 800; text-align: center; }
.section-desc { text-align: center; max-width: 700px; margin: 0 auto 3rem auto; font-size: 1.1rem; color: var(--text-muted); }

/* Cards */
.premium-card { background: var(--bg-white); border-radius: 16px; border: 1px solid var(--border-color); padding: 2.5rem; transition: all 0.3s ease; height: 100%; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05); }
.premium-card:hover { transform: translateY(-8px); box-shadow: 0 20px 40px rgba(15, 23, 42, 0.08); border-color: var(--primary-light); }
.icon-wrapper { width: 70px; height: 70px; background-color: var(--primary-light); color: var(--primary-blue); border-radius: 14px; display: flex; align-items: center; justify-content: center; margin-bottom: 1.5rem; }
.icon-wrapper svg { width: 36px; height: 36px; }

/* Blog Article Pages */
.article-header { background-color: #f0f9ff; padding: 5rem 0; border-bottom: 1px solid var(--border-color); text-align: center; }
.article-body { background: var(--bg-white); border-radius: 16px; padding: 4rem; box-shadow: 0 10px 30px rgba(0,0,0,0.03); margin-top: -4rem; margin-bottom: 4rem; border: 1px solid var(--border-color); font-size: 1.1rem; }
.article-body h2 { color: var(--primary-dark); margin-top: 3rem; margin-bottom: 1.5rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--primary-light); font-size: 2rem; }
.article-body h3 { margin-top: 2rem; font-size: 1.5rem; }
.step-box { background-color: var(--bg-gray); border-left: 5px solid var(--primary-blue); padding: 2rem; border-radius: 0 12px 12px 0; margin-bottom: 2rem; }
.alert-independent { background-color: #fffbeb; border: 1px solid #fde68a; color: #92400e; border-radius: 12px; padding: 1.5rem; font-weight: 500; }

/* Footer */
.footer-premium { background-color: var(--text-dark); color: #94a3b8; padding: 5rem 0 2rem; }
.footer-premium h5 { color: var(--bg-white); margin-bottom: 1.5rem; }
.footer-premium a { color: #94a3b8; text-decoration: none; transition: color 0.3s; }
.footer-premium a:hover { color: var(--primary-light); }
.footer-disclaimer-box { background: rgba(255, 255, 255, 0.05); padding: 2rem; border-radius: 12px; font-size: 0.9rem; margin-top: 4rem; border: 1px solid rgba(255, 255, 255, 0.1); text-align: center; }