/* Skip Navigation Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-sm);
    z-index: 1000;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 6px;
}

/* Focus styles for better keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Enhanced focus styles for interactive elements */
.cta-button:focus,
.hero-cta:focus,
.service-item:focus {
    outline: 3px solid var(--accent-color);
    outline-offset: 3px;
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.3);
}

/* 18. Notification Styles ========================= */
/* Styles for popup notifications (success, error, info). */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    max-width: 400px;
    animation: slideInRight 0.3s ease;
}

.notification-success {
    background: #10b981;
}

.notification-error {
    background: #ef4444;
}

.notification-info {
    background: var(--accent-color);
}

/* Generic reveal/fade utility classes for scroll and toggle animations */
.reveal-init {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-in {
    opacity: 1;
    transform: translateY(0);
}

.fade-in {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.fade-out {
    opacity: 0 !important;
    transform: translateY(10px) !important;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.notification-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.notification-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.notification-close:hover {
    opacity: 0.8;
}

/* 404 Error Page Styles ========================= */
.error-404 {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.error-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.error-icon {
    font-size: 4rem;
    color: var(--warm-accent);
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

.error-title {
    font-size: 3rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.error-message {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.6;
}

.error-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.btn-primary,
.btn-secondary,
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--success-color);
    color: white;
}

.btn-secondary:hover {
    background: var(--success-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-outline:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.error-help {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.error-help h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

.error-help ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.error-help li a {
    color: var(--accent-color);
    text-decoration: none;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    display: block;
}

.error-help li a:hover {
    background: var(--accent-color);
    color: white;
    transform: translateX(5px);
}

/* Responsive adjustments for 404 page */
@media (max-width: 768px) {
    .error-title {
        font-size: 2rem;
    }

    .error-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary,
    .btn-secondary,
    .btn-outline {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .error-help ul {
        grid-template-columns: 1fr;
    }
}