/* Function Page Specific Styles */

/* Main Content */
.main-content {
    padding-top: 80px;
    min-height: calc(100vh - 80px);
}

/* Tool Header Section */
.tool-header {
    background: linear-gradient(135deg,
            rgba(37, 99, 235, 0.05) 0%,
            rgba(124, 58, 237, 0.05) 50%,
            rgba(6, 182, 212, 0.05) 100%);
    padding: var(--spacing-2xl) 0;
    border-bottom: 1px solid var(--border-light);
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.breadcrumb a {
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--primary-dark);
}

.breadcrumb i {
    font-size: var(--font-size-xs);
    color: var(--text-light);
}

.tool-info {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xl);
}

.tool-icon-large {
    width: 80px;
    height: 80px;
    background: var(--gradient-tech);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-3xl);
    color: var(--text-white);
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
}

.tool-details {
    flex: 1;
}

.tool-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.tool-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.tool-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tool-tag {
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Tool Interface Section */
.tool-interface {
    padding: var(--spacing-3xl) 0;
}

.tool-workspace {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
}

.tool-content {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.tool-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-tech);
}

.loading-placeholder {
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--text-secondary);
}

.loading-placeholder .spinner {
    margin: 0 auto var(--spacing-lg);
}

/* Form Styles for Tool Interface */
.converter-form {
    display: grid;
    gap: var(--spacing-xl);
}

.input-group {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-lg);
    align-items: end;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-field label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-field input,
.form-field select {
    padding: 1rem;
    border: 2px solid var(--border-medium);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-lg);
    font-weight: 500;
    transition: var(--transition-fast);
    background: var(--bg-primary);
    width: 100%;
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-field input[readonly] {
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 600;
}

.swap-button {
    width: 50px;
    height: 50px;
    background: var(--gradient-tech);
    border: none;
    border-radius: 50%;
    color: var(--text-white);
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
}

.swap-button:hover {
    transform: rotate(180deg) scale(1.1);
    box-shadow: var(--shadow-lg);
}

/* Results Section */
.results-section {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.results-header h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-size: var(--font-size-xl);
    margin: 0;
}

.copy-results-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.5rem 1rem;
    background: var(--primary-color);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-lg);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.copy-results-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.results-content {
    display: grid;
    gap: var(--spacing-md);
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
}

.result-item:hover {
    background: rgba(37, 99, 235, 0.05);
}

.result-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.result-value {
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-lg);
}

/* Specialized Tool Layouts */
.world-clock-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.clock-card {
    background: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: var(--transition-normal);
}

.clock-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.clock-city {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.clock-time {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.clock-date {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.bmi-result {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    margin-top: var(--spacing-lg);
}

.bmi-value {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.bmi-category {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: inline-block;
}

.bmi-category.underweight {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.bmi-category.normal {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
}

.bmi-category.overweight {
    background: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
}

.bmi-category.obese {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* Related Tools Section */
.related-tools {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-secondary);
}

.related-tools .section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-primary);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.related-tool-card {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    text-decoration: none;
    color: inherit;
}

.related-tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    color: inherit;
}

.related-tool-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-tech);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--text-white);
    margin-bottom: var(--spacing-lg);
}

.related-tool-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.related-tool-description {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

/* Tool Instructions Section */
.tool-instructions {
    padding: var(--spacing-3xl) 0;
}

.instructions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.instruction-card {
    background: var(--bg-card);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.instruction-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.instruction-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-tech);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    color: var(--text-white);
    margin-bottom: var(--spacing-lg);
}

.instruction-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.instruction-card p,
.instruction-card ul {
    color: var(--text-secondary);
    line-height: 1.6;
}

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

.instruction-card li {
    padding: var(--spacing-xs) 0;
    position: relative;
    padding-left: var(--spacing-lg);
}

.instruction-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Animation Classes */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    animation: scaleIn 0.5s ease-out forwards;
}

@keyframes scaleIn {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Responsive Design */
@media (max-width: 1024px) {
    .tool-workspace {
        grid-template-columns: 1fr;
    }

    .input-group {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .swap-button {
        transform: rotate(90deg);
        justify-self: center;
    }

    .swap-button:hover {
        transform: rotate(270deg) scale(1.1);
    }
}

@media (max-width: 768px) {
    .main-content {
        padding-top: 70px;
    }

    .tool-header {
        padding: var(--spacing-xl) 0;
    }

    .tool-info {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }

    .tool-title {
        font-size: var(--font-size-2xl);
    }

    .tool-content,
    .results-section {
        padding: var(--spacing-lg);
    }

    .results-header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }

    .world-clock-grid {
        grid-template-columns: 1fr;
    }

    .instructions-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .tool-layout {
        display: flex !important;
        flex-wrap: wrap;
    }

    .tool-main {
        width: 100%;
    }

    .tool-icon-large {
        width: 60px;
        height: 60px;
        font-size: var(--font-size-2xl);
    }

    .tool-title {
        font-size: var(--font-size-xl);
    }

    .tool-content,
    .results-section,
    .instruction-card {
        padding: var(--spacing-md);
    }

    .form-field input,
    .form-field select {
        padding: 0.75rem;
        font-size: var(--font-size-base);
    }

    .swap-button {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-base);
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {

    .tool-content,
    .results-section,
    .instruction-card,
    .related-tool-card {
        background: #1f2937;
        border-color: #374151;
    }

    .form-field input,
    .form-field select {
        background: #374151;
        border-color: #4b5563;
        color: #f9fafb;
    }

    .form-field input[readonly] {
        background: #4b5563;
    }
}

/* Print Styles */
@media print {

    .tool-header,
    .related-tools,
    .tool-instructions {
        display: none;
    }

    .tool-interface {
        padding: 0;
    }

    .tool-content,
    .results-section {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {

    .tool-content,
    .results-section {
        border: 2px solid var(--text-primary);
    }

    .swap-button {
        border: 2px solid var(--text-white);
    }
}

/* Focus Styles for Accessibility */
.swap-button:focus,
.copy-results-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Enhanced Tool Layout Styles */
.tool-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-3xl);
    max-width: 1400px;
    margin: 0 auto;
}

.tool-main {
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    padding: 1.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-light);
}

.tool-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

/* Sidebar Cards */
.instruction-card,
.features-card,
.related-tools-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
}

.instruction-card h3,
.features-card h3,
.related-tools-card h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

.instruction-card i,
.features-card i,
.related-tools-card i {
    color: var(--primary-color);
}

.instruction-section {
    margin-bottom: var(--spacing-lg);
}

.instruction-section:last-child {
    margin-bottom: 0;
}

.instruction-section h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.instruction-section ol,
.instruction-section ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.instruction-section li {
    margin-bottom: var(--spacing-xs);
    color: var(--text-secondary);
    line-height: 1.5;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.feature-item i {
    color: var(--primary-color);
    font-size: var(--font-size-sm);
}

.related-tools-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.related-tool-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.related-tool-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(5px);
}

.related-tool-item i {
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.related-tool-item:hover i {
    color: white;
}