:root{--bt-dark:#1A2235;--bt-dark2:#232C42;--bt-gold:#E0A100;--bt-light:#F5F7FA;--bt-white:#fff;--bt-text:#4B5563;--bt-text-lt:#D1D5DB;--bt-font-h:'Poppins',sans-serif;--bt-font-b:'Inter',sans-serif}
.bta-page{font-family:var(--bt-font-b);color:var(--bt-text);line-height:1.6}
.bta-page h1,.bta-page h2,.bta-page h3{font-family:var(--bt-font-h);font-weight:600;margin-bottom:1rem;color:inherit}
.bta-sec{padding:100px 20px}
.bta-wrap{max-width:1200px;margin:0 auto}
.bta-white{background:var(--bt-white)}
.bta-h2{font-size:2.5rem;color:inherit;margin-bottom:1.5rem}
.bta-h3{font-size:1.25rem;margin-bottom:.75rem}
.bta-btn{display:inline-block;padding:14px 28px;border-radius:8px;font-weight:600;text-decoration:none;transition:all .3s;cursor:pointer;text-align:center;font-family:var(--bt-font-b)}
.bta-btn-outline{background:transparent;color:var(--bt-white);border:2px solid var(--bt-white)}
.bta-btn-outline:hover{background:var(--bt-white);color:var(--bt-dark)}
.bta-btn-sm{padding:10px 20px;font-size:.875rem;margin-top:1rem}
.bta-white .bta-btn-outline{border-color:var(--bt-dark);color:var(--bt-dark)}
.bta-white .bta-btn-outline:hover{background:var(--bt-dark);color:var(--bt-white)}
.bta-grid{display:grid;gap:30px}
.bta-grid-3{grid-template-columns:repeat(3,1fr)}
.bta-card{padding:36px 28px;border-radius:16px;transition:transform .3s}
.bta-card:hover{transform:translateY(-5px)}
.bta-card-light{background:var(--bt-white);color:var(--bt-text);box-shadow:0 10px 30px rgba(0,0,0,0.05)}
.bta-card-light .bta-h3{color:var(--bt-dark)}
.bta-sec-head{text-align:center;max-width:800px;margin:0 auto 50px}
@media(max-width:1024px){.bta-h2{font-size:2.25rem}}
@media(max-width:768px){.bta-grid-3{grid-template-columns:1fr}}
@media(max-width:576px){.bta-h2{font-size:1.75rem}.bta-btn{width:100%}.bta-sec{padding:60px 20px}}