.custom-header{background:#000;padding:15px 25px;margin-bottom:30px;box-shadow:0 10px 30px rgba(0,0,0,.3);position:relative;border-bottom:1px solid rgba(255,255,255,.08)}.custom-header::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,#1a2a6c,#b21f1f,#fdbb4d,#b21f1f,#1a2a6c);background-size:200% 100%;animation:shimmer 3s infinite}@keyframes shimmer{0%{background-position:0% 0}100%{background-position:200% 0}}.header-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;max-width:1400px;margin:0 auto;padding:0 20px}.main-nav ul{display:flex;gap:15px;list-style:none;margin:0;padding:0}.main-nav ul li a{color:#fff;text-decoration:none;font-size:16px;font-weight:600;padding:10px 24px;border-radius:40px;transition:all 0.3s ease;background:rgba(255,255,255,.05);display:inline-block;white-space:nowrap;border:1px solid rgba(255,255,255,.08)}.main-nav ul li a:hover{background:linear-gradient(135deg,#1a2a6c,#b21f1f);transform:translateY(-2px);box-shadow:0 8px 20px rgba(26,42,108,.3);border-color:transparent}.dropdown{position:relative;display:inline-block}.dropdown>a{display:inline-block;padding-bottom:15px!important;margin-bottom:-5px}.dropdown>a::after{content:'▼';font-size:10px;margin-right:6px;transition:transform 0.3s ease;display:inline-block}.dropdown:hover>a::after{transform:rotate(180deg)}.dropdown-content{display:none;position:absolute;top:100%;right:0;background:#1a1a1a;min-width:200px;border-radius:16px;z-index:100;margin-top:0;box-shadow:0 20px 40px rgba(0,0,0,.4);border:1px solid rgba(255,255,255,.1);overflow:hidden}.dropdown-content a{color:#ffffff!important;padding:12px 20px;display:block;background:transparent!important;border-bottom:1px solid rgba(255,255,255,.08);font-weight:500;font-size:14px;white-space:nowrap;text-align:center;transition:all 0.3s ease}.dropdown-content a:last-child{border-bottom:none}.dropdown-content a:hover{background:linear-gradient(90deg,#1a2a6c,#b21f1f)!important;color:#fff!important;padding-right:28px}@media (min-width:769px){.dropdown:hover .dropdown-content,.dropdown-content:hover{display:block;animation:fadeInUp 0.25s ease}}@keyframes fadeInUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.user-buttons{display:flex;gap:12px;flex-wrap:wrap}.user-btn{padding:9px 24px;border-radius:40px;text-decoration:none;font-weight:600;transition:all 0.3s ease;font-size:14px;display:inline-flex;align-items:center;justify-content:center;text-align:center;min-width:85px;position:relative;overflow:hidden}.user-btn::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left 0.5s ease}.user-btn:hover::before{left:100%}.user-btn-register{background:linear-gradient(135deg,#4CAF50,#2E7D32);color:#fff;border:none;box-shadow:0 4px 12px rgba(76,175,80,.3)}.user-btn-login{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.3)}.user-btn-login:hover{border-color:#fdbb4d;background:rgba(253,187,77,.1)}.user-btn-profile{background:linear-gradient(135deg,#2196F3,#0b5e7e);color:#fff;border:none;box-shadow:0 4px 12px rgba(33,150,243,.3)}.user-btn-logout{background:linear-gradient(135deg,#f44336,#c62828);color:#fff;border:none;box-shadow:0 4px 12px rgba(244,67,54,.3)}.user-btn:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(0,0,0,.25)}@media (max-width:768px){.custom-header{padding:15px 20px}.header-inner{flex-direction:column;text-align:center}.main-nav ul{flex-wrap:wrap;justify-content:center;gap:10px}.main-nav ul li a{font-size:14px;padding:8px 18px;white-space:nowrap;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08)}.user-buttons{justify-content:center}.dropdown{position:relative;display:inline-block}.dropdown>a{display:inline-block;padding:8px 18px!important;margin:0!important}.dropdown-content{position:absolute;top:100%;right:0;left:auto;display:none;min-width:180px;background:#1a1a1a;border-radius:14px;z-index:1000;margin-top:5px;box-shadow:0 8px 20px rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.1)}.dropdown-content.open{display:block}.dropdown-content a{text-align:center;padding:10px 16px;white-space:nowrap;font-size:13px}.dropdown-content::before{display:none}.user-btn{min-width:70px;padding:6px 16px;font-size:13px}}@media (max-width:480px){.main-nav ul li a{font-size:12px;padding:6px 14px}.user-btn{min-width:60px;padding:5px 12px;font-size:12px}.dropdown-content{min-width:160px;right:-10px}.dropdown-content a{font-size:12px;padding:8px 12px}}.custom-header{position:sticky;top:0;z-index:1000}