/**
 * MathSolver Pro - Custom Styles
 * Additional styles and overrides
 *
 * @package MathSolver_Pro
 */

/* Additional animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Loading states */
.loading {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Error input styling */
input.error,
select.error,
textarea.error {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

/* Success state */
.success {
    border-color: #10b981 !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1) !important;
}

/* Footer navigation styling */
.footer-navigation ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    list-style: none;
    justify-content: center;
    margin: var(--spacing-lg) 0;
}

.footer-navigation a {
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.footer-navigation a:hover {
    color: var(--primary-color);
}

/* Enhanced solver card hover effects */
.solver-card {
    position: relative;
    overflow: hidden;
}

.solver-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.solver-card:hover::before {
    transform: scaleX(1);
}

/* Math formula styling */
.math-formula {
    margin: var(--spacing-md) 0;
    overflow-x: auto;
}

/* Calculator display improvements */
.calculator-display {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

/* Scientific calculator button grid improvements */
.scientific-calculator .calculator-buttons {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

/* Simple calculator form styling */
.simple-calculator-form {
    max-width: 600px;
    margin: 0 auto;
}

/* Grade row styling for GPA calculator */
.grade-row {
    align-items: center;
}

.grade-row input {
    padding: var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-color);
}

.grade-row .remove-grade {
    min-width: 40px;
    padding: var(--spacing-sm) !important;
}

/* Feature card styling */
.feature-card {
    padding: var(--spacing-lg);
}

/* Entry meta styling */
.entry-meta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.entry-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* Entry footer */
.entry-footer {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.entry-footer span {
    display: inline-block;
    margin-right: var(--spacing-md);
}

/* Post navigation */
.post-navigation,
.posts-navigation {
    margin: var(--spacing-2xl) 0;
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.nav-links {
    display: flex;
    justify-content: space-between;
    width: 100%;
    gap: var(--spacing-md);
}

.nav-previous,
.nav-next {
    flex: 1;
}

.nav-next {
    text-align: right;
}

.nav-subtitle {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.nav-title {
    display: block;
    font-weight: 600;
    color: var(--primary-color);
}

/* Comments area */
.comments-area {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--border-color);
}

.comment-list {
    list-style: none;
    padding: 0;
}

.comment-body {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

/* No results page */
.no-results {
    text-align: center;
    padding: var(--spacing-2xl);
}

/* Page links (pagination within content) */
.page-links {
    margin: var(--spacing-xl) 0;
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.page-links span,
.page-links a {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-color);
}

.page-links a:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Widget styling */
.widget {
    margin-bottom: var(--spacing-xl);
}

.widget-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--primary-color);
}

.widget ul {
    list-style: none;
    padding: 0;
}

.widget li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.widget li:last-child {
    border-bottom: none;
}

.widget a {
    color: var(--text-color);
    display: block;
}

.widget a:hover {
    color: var(--primary-color);
    padding-left: var(--spacing-sm);
    transition: all 0.2s ease;
}

/* Elementor compatibility */
.elementor-widget-container {
    margin-bottom: var(--spacing-md);
}

/* MathJax improvements */
.MathJax {
    font-size: 1.1em !important;
}

mjx-container {
    margin: 0.5em 0;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .simple-calculator-form {
        padding: var(--spacing-md);
    }

    .grade-row {
        flex-direction: column;
        gap: var(--spacing-sm) !important;
    }

    .grade-row input {
        width: 100% !important;
    }

    .entry-meta {
        font-size: 0.8rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .nav-links {
        flex-direction: column;
    }

    .nav-next {
        text-align: left;
    }
}

/* Print styles */
@media print {
    .site-header,
    .site-footer,
    .mobile-menu-toggle,
    .theme-toggle,
    .btn,
    .comments-area {
        display: none !important;
    }

    .site-content {
        margin: 0;
        padding: 0;
    }

    .solver-card,
    .solution-output {
        break-inside: avoid;
    }
}

/* Accessibility enhancements */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .solver-card,
    .calculator-interface,
    .solution-output {
        border-width: 2px;
    }

    .btn {
        border: 2px solid currentColor;
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* Selection styling */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}