/* Reset & Base Styles */
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif; line-height: 1.6; color: #333; background-color: #f9fafb; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { background: #fff; border-bottom: 1px solid #e5e7eb; position: sticky; top: 0; z-index: 1000; }
.header-container { display: flex; align-items: center; justify-content: space-between; height: 75px; }
.logo a { font-weight: 700; font-size: 1.1rem; color: #1e3a8a; }
.main-nav ul { display: flex; gap: 24px; }
.main-nav a { font-weight: 500; color: #4b5563; transition: color 0.2s; }
.main-nav a:hover, .main-nav a.active { color: #2563eb; }
.btn-phone { background: #2563eb; color: #fff; padding: 10px 18px; border-radius: 6px; font-weight: 600; display: inline-block; }

/* Hero */
.hero { background: #ffffff; padding: 80px 0; border-bottom: 1px solid #e5e7eb; }
.hero-container { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.hero-content h1 { font-size: 2.5rem; color: #111827; margin-bottom: 16px; line-height: 1.2; }
.hero-content p { font-size: 1.125rem; color: #4b5563; margin-bottom: 24px; }
.hero-buttons { display: flex; gap: 16px; }
.hero-image img { width: 100%; border-radius: 8px; object-fit: cover; height: 350px; }
.hero-inner { background: #1e3a8a; color: #fff; padding: 60px 0; text-align: center; }
.hero-inner h1 { font-size: 2.25rem; margin-bottom: 10px; }

/* Buttons */
.btn { padding: 12px 24px; border-radius: 6px; font-weight: 600; display: inline-block; text-align: center; cursor: pointer; }
.btn-primary { background: #2563eb; color: #fff; }
.btn-primary:hover { background: #1d4ed8; }
.btn-secondary { background: #f3f4f6; color: #1f2937; border: 1px solid #d1d5db; }
.btn-secondary:hover { background: #e5e7eb; }
.btn-large { font-size: 1.125rem; padding: 14px 28px; }

/* Sections */
.section { padding: 60px 0; }
.bg-light { background: #f3f4f6; }
.section-title { text-align: center; max-width: 700px; margin: 0 auto 40px auto; }
.section-title h2 { font-size: 2rem; color: #111827; margin-bottom: 12px; }
.section-title p { color: #4b5563; font-size: 1.05rem; }
.text-center { text-align: center; }

/* Grids & Cards */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.card, .service-card { background: #fff; padding: 30px; border-radius: 8px; border: 1px solid #e5e7eb; }
.card h3, .service-card h3 { font-size: 1.25rem; color: #111827; margin-bottom: 12px; }
.card p, .service-card p { color: #4b5563; font-size: 0.95rem; }

/* Tags & Lists */
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 20px; }
.tag-list li { background: #e0e7ff; color: #1e40af; padding: 8px 16px; border-radius: 20px; font-weight: 500; font-size: 0.9rem; }

/* Footer */
.site-footer { background: #111827; color: #9ca3af; padding: 60px 0 20px 0; }
.footer-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 40px; }
.footer-col h3 { color: #fff; font-size: 1.1rem; margin-bottom: 16px; }
.footer-col p, .footer-col li a { font-size: 0.9rem; margin-bottom: 8px; display: block; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #1f2937; padding-top: 20px; text-align: center; font-size: 0.85rem; }

/* Mobile Sticky Bar */
.mobile-sticky-bar { display: none; position: fixed; bottom: 0; left: 0; width: 100%; background: #2563eb; padding: 12px; text-align: center; z-index: 999; box-shadow: 0 -2px 10px rgba(0,0,0,0.1); }
.mobile-call-btn { color: #fff; font-weight: 700; font-size: 1.1rem; display: block; }

@media (max-width: 768px) {
    .main-nav { display: none; }
    .hero-container { grid-template-columns: 1fr; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .mobile-sticky-bar { display: block; }
    body { padding-bottom: 60px; }
}