.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: box-shadow 0.3s, background 0.3s;
    border-bottom: 1px solid rgba(226,232,240,0.6);
}
.nav-container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 48px;
    display: flex;
    align-items: center;
    height: 72px;
}
.nav-logo-img {
    height: 36px;
    width: auto;
}
.nav-links {
    display: flex;
    align-items: center;
    margin-left: auto;
}
.nav-link {
    font-size: 14px;
    font-weight: 500;
    line-height: 24px;
    color: #475569;
    padding: 8px 14px;
    transition: color 0.3s cubic-bezier(0.4,0,0.2,1), transform 0.2s;
    position: relative;
    letter-spacing: -0.01em;
}
.nav-link { text-decoration: none !important; }
.nav-link:hover { color: #0284c7; }
.nav-link.active { color: #0284c7; font-weight: 600; }

.nav-actions {
    display: flex;
    align-items: center;
    margin-left: auto;
    gap: 12px;
}
.nav-divider {
    width: 1px;
    height: 24px;
    background: #e2e8f0;
    margin-right: 4px;
}
.btn-register {
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    background: #0284c7;
    padding: 9px 22px;
    border-radius: 8px;
    transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
    letter-spacing: -0.01em;
}
.btn-register:hover {
    background: #0369a1;
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(2,132,199,0.3);
}

@media (max-width: 1200px) {
    .nav-container { padding: 0 32px; }
}
@media (max-width: 600px) {
    .nav-links { display: none; }
    .nav-container { height: 60px; }
}

.floating-action-bar {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08), 0 2px 10px rgba(0, 0, 0, 0.04);
    border-radius: 100px;
    display: flex;
    align-items: center;
    padding: 8px 12px;
    z-index: 1000;
    gap: 8px;
    animation: slideUpFade 0.6s cubic-bezier(0.16, 1, 0.3, 1) calc(0.3s) both;
}

@keyframes slideUpFade {
    0% {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

.fab-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border-radius: 100px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    color: #0f172a;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
}

.fab-item:hover {
    background: #f1f5f9;
    transform: translateY(-2px);
}

.fab-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.fab-icon.blue {
    background: #e0f2fe;
    color: #0284c7;
}

.fab-icon.amber {
    background: #fffbeb;
    color: #d97706;
}

.fab-icon.green {
    background: #dcfce7;
    color: #16a34a;
}

.fab-divider {
    width: 1px;
    height: 24px;
    background: #e2e8f0;
}

@media (max-width: 768px) {
    
    .floating-action-bar {
        
        width: auto !important;
        max-width: calc(100vw - 32px);
        bottom: 16px;
        left: 50%;
        transform: translateX(-50%);
        padding: 6px 8px;
        gap: 0;
        justify-content: center;
        border-radius: 100px;
    }

    .fab-item {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 4px 8px;
        gap: 2px;
        font-size: 10px;
        font-weight: 600;
        color: #334155;
        flex: unset;          
        text-align: center;
        border-radius: 60px;
        min-width: 60px;
        min-height: unset;
        white-space: nowrap;
    }

    .fab-item:hover {
        transform: none;
        background: rgba(241,245,249,0.7);
    }

    .fab-icon {
        width: 24px;
        height: 24px;
    }
    
    .fab-icon svg {
        width: 14px;
        height: 14px;
    }

    .fab-divider {
        height: 24px;
        width: 1px;
    }
}