/* Base styles - Common across all pages */
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.6;color:#333}

/* Site Header */
.site-header{position:sticky;top:0;z-index:1000;padding:0 20px;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,0,0,.06)}
.site-header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:48px;padding:0 15px}
.site-header-logo{display:inline-flex;align-items:center;text-decoration:none;transition:opacity .2s}
.site-header-logo:hover{opacity:.75}
.site-header-logo img{display:block;height:26px}
.site-header-nav{display:flex;align-items:center;gap:4px}
.site-header-nav a{color:#444;text-decoration:none;font-size:13px;font-weight:500;padding:6px 14px;border-radius:8px;transition:all .2s;letter-spacing:.01em}
.site-header-nav a:hover{color:#1a1a1a;background:rgba(0,0,0,.05)}
.site-header-nav a.active{color:#4a4fc9;font-weight:600;background:rgba(98,103,250,.08)}

/* Ad container */
.ad-container{margin:20px 0;text-align:center;background:#f9f9f9;border-radius:10px;padding:15px}

/* Footer styles */
.footer{background:#fff;padding:25px 20px;border-top:1px solid #e0e0e0;margin-top:30px}
.footer-content{max-width:1200px;margin:0 auto}
.footer-links{display:flex;justify-content:center;gap:25px;margin-bottom:15px;flex-wrap:wrap}
.footer-link{color:#555;text-decoration:none;font-size:14px;transition:color .3s;font-weight:500}
.footer-link:hover{color:#0a5a5d}
.footer-divider{height:1px;background:#e0e0e0;margin:15px 0}
.footer-bottom{text-align:center;font-size:13px;color:#595959}
.footer-brand{font-weight:700;color:#0d7377}

/* Mobile responsive - base */
@media(max-width:768px){
    .site-header{padding:0 14px}
    .site-header-inner{height:42px}
    .site-header-logo img{height:22px}
    .site-header-nav a{font-size:12px;padding:5px 10px}
    .footer-links{flex-direction:column;align-items:center;gap:15px}
}