/* Page Navigation Arrows */
.page-navigation-arrows {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 1000;
    pointer-events: none;
    transition: all 0.3s ease;
}

.nav-arrow {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: auto;
    color: #333;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.nav-arrow::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #007bff, #0056b3);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 50%;
}

.nav-arrow::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, #007bff, #00d4ff, #007bff);
    border-radius: 50%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
    animation: borderRotate 2s linear infinite;
}

@keyframes borderRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.nav-arrow:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    color: white;
    border-color: #007bff;
}

.nav-arrow:hover::before {
    opacity: 1;
}

.nav-arrow:hover::after {
    opacity: 1;
}

.nav-arrow:active {
    transform: translateY(0) scale(0.95);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.nav-arrow svg {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
}

.nav-arrow:hover svg {
    transform: scale(1.1);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.nav-arrow-left:hover svg {
    transform: translateX(-2px) scale(1.1);
}

.nav-arrow-right:hover svg {
    transform: translateX(2px) scale(1.1);
}

.nav-arrow:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    background: rgba(200, 200, 200, 0.8);
}

.nav-arrow:disabled:hover {
    transform: none;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    color: #333;
    border-color: transparent;
}

.nav-arrow:disabled::before {
    opacity: 0;
}

.nav-arrow:disabled::after {
    opacity: 0;
}

.nav-arrow:disabled svg {
    transform: none;
    filter: none;
}

/* Dark mode support */
.active-dark .nav-arrow {
    background: rgba(30, 30, 30, 0.95);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
}

.active-dark .nav-arrow:hover {
    color: #fff;
    border-color: #007bff;
}

.active-dark .nav-arrow:disabled {
    background: rgba(60, 60, 60, 0.8);
    color: #999;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .page-navigation-arrows {
        bottom: 20px !important;
        gap: 15px !important;
    }
    
    .nav-arrow {
        width: 90px !important;
        height: 90px !important;
        background: rgba(255, 255, 255, 0.3) !important;
        backdrop-filter: blur(15px) !important;
        border: 1px solid rgba(255, 255, 255, 0.2) !important;
    }
    
    .nav-arrow svg {
        width: 40px !important;
        height: 40px !important;
    }
}

@media (max-width: 480px) {
    .page-navigation-arrows {
        bottom: 15px !important;
        gap: 12px !important;
    }
    
    .nav-arrow {
        width: 80px !important;
        height: 80px !important;
        background: rgba(255, 255, 255, 0.3) !important;
        backdrop-filter: blur(15px) !important;
        border: 1px solid rgba(255, 255, 255, 0.2) !important;
    }
    
    .nav-arrow svg {
        width: 35px !important;
        height: 35px !important;
    }
}

@media (max-width: 375px) {
    .page-navigation-arrows {
        bottom: 12px !important;
        gap: 10px !important;
    }
    
    .nav-arrow {
        width: 70px !important;
        height: 70px !important;
        background: rgba(255, 255, 255, 0.3) !important;
        backdrop-filter: blur(15px) !important;
        border: 1px solid rgba(255, 255, 255, 0.2) !important;
    }
    
    .nav-arrow svg {
        width: 30px !important;
        height: 30px !important;
    }
}

/* Hide arrows on very small screens */
@media (max-width: 320px) {
    .page-navigation-arrows {
        display: none;
    }
}

/* Animation for arrow appearance */
@keyframes arrowFadeIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.page-navigation-arrows {
    animation: arrowFadeIn 0.6s ease-out;
}

/* Hover effect for the entire navigation container */
.page-navigation-arrows:hover {
    transform: translateX(-50%) scale(1.05);
    transition: transform 0.3s ease;
}

/* Pulse animation for attention */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.nav-arrow:not(:disabled):hover {
    animation: pulse 1s ease-in-out;
}

/* Focus styles for accessibility */
.nav-arrow:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.3);
}

.nav-arrow:focus:not(:focus-visible) {
    box-shadow: none;
}

/* Loading state */
.nav-arrow.loading {
    pointer-events: none;
    opacity: 0.7;
}

.nav-arrow.loading svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}