:root{--primary:#1a237e;--dark:#0a1628;--accent:#c9a84c;--text:#1a1a2e;--muted:#555;--bg:#fff;--alt:#f0f2f5;--radius:12px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,'Segoe UI',Roboto,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
img{max-width:100%;height:auto}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--accent)}
.ai-container{max-width:1100px;margin:0 auto;padding:0 20px}
/* Header */
.ai-header{background:var(--dark);color:#fff;padding:14px 0;position:sticky;top:0;z-index:100}
.ai-header .ai-container{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.ai-logo a{color:#fff;font-weight:700;font-size:18px;display:flex;align-items:center;gap:10px}
.ai-logo-img{width:40px;height:40px;border-radius:8px;object-fit:contain}
.ai-menu{display:flex;list-style:none;gap:8px;flex-wrap:wrap}
.ai-menu a{color:rgba(255,255,255,.85);padding:6px 12px;border-radius:8px;font-size:14px}
.ai-menu a:hover{color:var(--accent);background:rgba(201,168,76,.1)}
.ai-phone a{color:var(--accent);font-weight:700;white-space:nowrap}
/* Hero */
.ai-hero{background:linear-gradient(135deg,var(--dark),var(--primary));color:#fff;padding:80px 0;text-align:center}
.ai-hero h1{font-size:clamp(30px,5vw,48px);margin-bottom:16px}
.ai-hero p{font-size:18px;max-width:640px;margin:0 auto 28px;color:rgba(255,255,255,.8)}
/* Buttons */
.ai-btn{display:inline-block;padding:12px 28px;border-radius:10px;font-weight:600;color:#fff;background:var(--primary);text-align:center;transition:.2s}
.ai-btn:hover{background:var(--dark);color:#fff}
.ai-btn-gold{background:var(--accent);color:var(--dark)}
.ai-btn-gold:hover{background:#a8892c;color:#fff}
.ai-buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:20px}
/* Sections */
.ai-section{padding:60px 0}
.ai-section h1,.ai-section h2{color:var(--dark);margin-bottom:16px}
.ai-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:24px}
.ai-doc-card{border:1px solid #e8ecf2;border-radius:var(--radius);padding:24px;background:#fff;position:relative}
.ai-doc-card:hover{border-color:var(--primary);box-shadow:0 4px 20px rgba(26,35,126,.1);transform:translateY(-3px)}
.ai-doc-card .ai-tag{margin-bottom:8px;display:inline-block}
.ai-doc-card h3{margin:12px 0 8px;font-size:16px;line-height:1.4}
.ai-doc-card p{color:var(--muted);font-size:14px;margin-bottom:12px}
.ai-faq{margin-top:12px}
.ai-faq-item{background:#fff;border:1px solid #e8ecf2;border-radius:var(--radius);margin-bottom:10px;padding:14px 18px}
.ai-faq-item summary{cursor:pointer;font-weight:600;font-size:15px;color:var(--dark);list-style:none;display:flex;justify-content:space-between;align-items:center}
.ai-faq-item summary::after{content:'+';font-size:20px;color:var(--primary);font-weight:700}
.ai-faq-item[open] summary::after{content:'–'}
.ai-faq-item p{margin-top:10px;color:var(--muted);font-size:14px;line-height:1.7}
/* Lead form */
.ai-lead-form{display:flex;flex-direction:column;gap:12px}
.ai-lead-form input,.ai-lead-form textarea{width:100%;padding:12px 14px;border:1px solid #e8ecf2;border-radius:10px;font-size:15px;font-family:inherit;background:#fff;color:var(--text)}
.ai-lead-form input:focus,.ai-lead-form textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px rgba(26,35,126,.08)}
.ai-form-note{font-size:12px;color:var(--muted);margin:2px 0 0}
/* Floating call button (desktop + keep mobile) */
.ai-float-call{position:fixed;right:20px;bottom:20px;z-index:600;display:flex;align-items:center;gap:10px;background:var(--accent);color:var(--dark);padding:14px 20px;border-radius:50px;font-weight:700;font-size:15px;box-shadow:0 6px 24px rgba(26,35,126,.28);transition:.2s;text-decoration:none}
.ai-float-call:hover{background:#a8892c;color:#fff;transform:translateY(-2px)}
.ai-float-call .pulse{width:12px;height:12px;border-radius:50%;background:#0a1628;animation:aiPulse 1.4s infinite}
@keyframes aiPulse{0%{transform:scale(1);opacity:.6}50%{transform:scale(1.5);opacity:.3}100%{transform:scale(1);opacity:.6}}
.ai-card{background:var(--bg);border:1px solid #e8ecf2;border-radius:var(--radius);padding:24px;overflow:hidden}
.ai-card-img{height:140px;background-size:cover;background-position:center;border-radius:var(--radius);margin:-24px -24px 16px}
.ai-card h3{color:var(--dark);margin-bottom:8px;font-size:18px}
.ai-card p{color:var(--muted);font-size:14px}
.ai-tag{display:inline-block;padding:4px 12px;border-radius:12px;background:rgba(201,168,76,.12);color:#a8892c;font-size:12px;font-weight:600;margin-bottom:8px}
.ai-stars{color:#c9a84c;font-size:14px}
.ai-avatar{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid #c9a84c;margin-bottom:6px}
.ai-author{display:block;margin-top:6px;font-size:12px;color:var(--primary);font-weight:600}
.ai-review{padding:16px !important;font-size:13px}
.ai-review p{font-size:13px;line-height:1.5;margin:0}
.ai-review .ai-avatar{width:44px;height:44px}
.ai-content{font-size:16px;color:var(--muted);line-height:1.7}
.ai-date{color:#999;font-size:13px;margin:4px 0 10px}
.ai-contact{background:linear-gradient(135deg,var(--dark),var(--primary));position:relative}
.ai-contact h2{color:#fff}
.ai-contact p{color:rgba(255,255,255,.85)}
/* Footer */
.ai-footer{background:var(--dark);color:rgba(255,255,255,.6);padding:30px 0;text-align:center;font-size:14px}
.ai-footer a{color:var(--accent)}
.ai-footer p{margin:4px 0}
@media(max-width:768px){.ai-menu{width:100%}.ai-hero{padding:50px 0}.ai-buttons{flex-direction:column;align-items:center}.ai-buttons .ai-btn{width:100%;max-width:320px}}
/* Mobile bottom call bar */
.ai-call-bar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:500;background:var(--dark);padding:8px 12px;gap:8px;justify-content:space-between}
.ai-call-bar a{flex:1;text-align:center;padding:10px;border-radius:8px;font-weight:600;font-size:14px;color:#fff}
.ai-call-bar .call{background:#4CAF50;color:#fff}
.ai-call-bar .wa{background:#25D366}
.ai-call-bar .tg{background:#0088CC}
.ai-call-bar .ai{background:linear-gradient(135deg,#c9a84c,#e8d48b);color:#0a1628}
@media(max-width:768px){body{padding-bottom:58px}.ai-call-bar{display:flex}}
/* Mobile nav toggle */
.nav-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--accent);border-radius:2px;transition:.2s}
@media(max-width:768px){
  .ai-container{position:relative}
  .nav-toggle{display:flex}
  .ai-nav .ai-menu{display:none;flex-direction:column;gap:2px;position:absolute;top:100%;left:0;right:0;background:var(--dark);padding:12px 20px;z-index:200;width:100%}
  .ai-nav .ai-menu.open{display:flex}
  .ai-nav .ai-menu li{width:100%}
  .ai-nav .ai-menu a{display:block;padding:10px 4px}
}