:root {
            --primary-color: #2563eb;
            --text-color: #1
f2937;
            --bg-color: #ffffff;
            --section-bg: #f9
fafb;
            --border-color: #e5e7eb;
            --accent-color: #7
c3aed;
        }
        * { margin: 0; padding: 0; box-
sizing: border-box; }
        body { font-family: -apple-system, BlinkMacSystemFont
, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; line-height: 1.6; color:
 var(--text-color); background-color: var(--bg-color); }
        .container { max-
width: 1200px; margin: 0 auto; padding: 0 20px;
 }
        header { padding: 15px 0; border-bottom: 1px solid var(--border-color
); background: #fff; position: sticky; top: 0; z-index: 1000
; }
        .nav-inner { display: flex; align-items: center; justify-content: space
-between; }
        .nav-links { display: flex; align-items: center; gap: 0; }

        .nav-links a { text-decoration: none; color: var(--text-color); font-weight: 
500; padding: 10px 15px; font-size: 14px; transition: 0
.3s; }
        .nav-links a:hover { color: var(--primary-color); }

        .btn { display: inline-block; padding: 10px 24px; border-radius: 6
px; font-weight: 600; text-decoration: none; transition: 0.3s; cursor: pointer;
 border: none; }
        .btn-primary { background: var(--primary-color); color: #fff
; }
        .btn-primary:hover { opacity: 0.9; }
        .hero { padding
: 80px 0; text-align: center; background: linear-gradient(135deg, #f
0f7ff 0%, #ffffff 100%); }
        .hero h1 { font-size: 3
rem; margin-bottom: 20px; color: #111; }
        .hero p
 { font-size: 1.25rem; color: #6b7280; max-
width: 800px; margin: 0 auto 30px; }
        .section { padding: 6
0px 0; }
        .grid-3 { display: grid; grid-template-columns: repeat(3, 
1fr); gap: 30px; }
        .card { padding: 30px; border
: 1px solid var(--border-color); border-radius: 12px; transition: 0
.3s; background: #fff; }
        .card:hover { box-shadow: 0 10px 2
5px rgba(0,0,0,0.05); }
        .table-wrap { overflow
-x: auto; }
        table { width: 100%; border-collapse: collapse; margin
-top: 20px; }
        th, td { padding: 15px; border: 1
px solid var(--border-color); text-align: left; }
        th { background: #f3
f4f6; }
        .faq-item { margin-bottom: 15px; border-bottom
: 1px solid var(--border-color); }
        .faq-question { padding: 15
px; cursor: pointer; font-weight: 600; display: flex; justify-content: space-between; }

        .faq-answer { padding: 15px; display: none; color: #4b55
63; }
        footer { padding: 40px 0; background: #111; color: #
fff; }
        .footer-grid { display: grid; grid-template-columns: repeat(4, 1fr
); gap: 40px; }
        .footer-links a { color: #ccc; text-decoration: none
; display: block; margin-bottom: 10px; font-size: 14px; }
        
.float-service { position: fixed; right: 20px; bottom: 50px; z-index
: 999; }
        .form-group { margin-bottom: 15px; }
        
input, select, textarea { width: 100%; padding: 10px; border: 1
px solid var(--border-color); border-radius: 4px; }
        @media (max-
width: 768px) { .grid-3, .footer-grid { grid-template-columns: 
1fr; } .hero h1 { font-size: 2rem; } }