/* Volume Calculator Styles */

:root {
    --primary-color: #F59E0B;
    --primary-color-hover: #D97706;
    --secondary-color: #D97706;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #F59E0B;
    --dark-color: #111827;
    --light-color: #F3F4F6;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    --background-color: #FFFFFF;
    --card-background-color: #F9FAFB;
    --secondary-background-color: #F3F4F6;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted: #9CA3AF;
}

/* Dark Mode Variables */
.dark {
    --background-color: #111827;
    --card-background-color: #1F2937;
    --secondary-background-color: #374151;
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --text-muted: #9CA3AF;
    --light-color: #374151;
}

/* General container styles */
.calculator-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.volume-calculator .container {
    padding: 0 15px;
}

/* Breadcrumb Styles */
.breadcrumbs {
    margin-bottom: 20px;
    background-color: var(--secondary-background-color);
    padding: 10px 0;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.breadcrumb-item + .breadcrumb-item {
    padding-left: 10px;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "/";
    padding-right: 10px;
    color: var(--text-muted);
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    text-decoration: underline;
    color: var(--secondary-color);
}

.breadcrumb-item.active {
    color: var(--text-secondary);
}

/* Header Styles */
.calculator-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--light-color);
}

.calculator-header h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.calculator-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

/* Section Styles */
.calculator-section, 
.results-section, 
.tips-section, 
.faq-section,
.explore-section {
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 30px;
    padding: 25px;
    @apply dark:bg-gray-800 dark:border dark:border-gray-700 transition-colors duration-200;
}

.calculator-title,
.results-header,
.tips-header,
.faq-header,
.explore-header {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--light-color);
    @apply dark:text-gray-100 dark:border-gray-700;
}

/* Layout Styles */
.calculator-layout {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 30px;
}

.calculator-left-column {
    flex: 1 1 600px;
}

.calculator-right-column {
    flex: 1 1 400px;
}

/* Shape Tabs */
.shape-tabs {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--light-color);
    @apply dark:border-gray-700;
}

.shape-tab {
    padding: 10px 15px;
    cursor: pointer;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: var(--transition);
    margin-right: 5px;
    @apply dark:text-gray-300 hover:bg-amber-50 dark:hover:bg-gray-700 rounded-t-lg;
}

.shape-tab:hover {
    color: var(--primary-color);
    background-color: rgba(245, 158, 11, 0.05);
}

.shape-tab.active {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    font-weight: 600;
    @apply dark:text-amber-400 dark:border-amber-400 bg-amber-50 dark:bg-gray-700;
}

/* Form Container */
.calculator-form-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.calculator-form {
    flex: 1 1 300px;
}

.calculator-visualization {
    flex: 1 1 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Form Styles */
.shape-form {
    display: none;
}

.shape-form.active {
    display: block;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--text-primary);
    @apply dark:text-gray-200;
}

.input-group {
    display: flex;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid #d1d3e2;
    @apply dark:border-gray-600;
}

.form-control {
    flex: 1;
    padding: 10px 15px;
    border: none;
    box-shadow: none;
    font-size: 1rem;
    @apply dark:bg-gray-700 dark:text-gray-100;
}

.input-group-text {
    background-color: #f8f9fc;
    border-left: 1px solid #d1d3e2;
    padding: 0 15px;
    display: flex;
    align-items: center;
    color: var(--text-secondary);
    min-width: 40px;
    justify-content: center;
    @apply dark:bg-gray-600 dark:text-gray-200 dark:border-gray-700;
}

.form-control:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.25);
    @apply dark:shadow-amber-500/20;
}

.form-select {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #d1d3e2;
    border-radius: var(--border-radius);
    background-color: #fff;
    font-size: 1rem;
    color: var(--text-primary);
    @apply dark:bg-gray-700 dark:text-gray-100 dark:border-gray-600;
}

.form-select:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.25);
    border-color: var(--primary-color);
}

.btn-group {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.btn {
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn svg {
    width: 16px;
    height: 16px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    @apply hover:bg-amber-600 dark:bg-amber-500 dark:hover:bg-amber-600 shadow-md;
}

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

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
    @apply dark:bg-gray-600 dark:hover:bg-gray-700 shadow-md;
}

.btn-secondary:hover {
    background-color: #4e505c;
}

.btn-reset {
    background-color: #e3e6f0;
    color: var(--text-primary);
    @apply dark:bg-gray-600 dark:text-gray-200 dark:hover:bg-gray-700 shadow-md;
}

.btn-reset:hover {
    background-color: #d1d3e2;
}

/* Validation Styles */
.invalid-feedback {
    display: none;
    color: var(--danger-color);
    font-size: 0.85rem;
    margin-top: 5px;
    @apply dark:text-red-400;
}

.form-control.is-invalid {
    border-color: var(--danger-color);
    @apply dark:border-red-500;
}

.form-control.is-invalid + .input-group-text {
    border-color: var(--danger-color);
    @apply dark:border-red-500;
}

.form-control.is-invalid ~ .invalid-feedback {
    display: block;
}

/* Visualization Styles */
.shape-visualization {
    display: none;
    width: 100%;
    height: 100%;
}

.shape-visualization.active {
    display: flex;
    justify-content: center;
    align-items: center;
}

.shape-svg {
    max-width: 250px;
    height: auto;
    @apply dark:filter dark:brightness-90;
}

.shape-face {
    fill: rgba(245, 158, 11, 0.2);
    stroke: var(--primary-color);
    stroke-width: 1.5;
    @apply dark:fill-amber-300/20 dark:stroke-amber-400;
}

.shape-face-top {
    fill: rgba(245, 158, 11, 0.3);
    @apply dark:fill-amber-300/30;
}

.shape-face-right {
    fill: rgba(245, 158, 11, 0.15);
    @apply dark:fill-amber-300/15;
}

.shape-face-side {
    fill: rgba(245, 158, 11, 0.25);
    @apply dark:fill-amber-300/25;
}

.shape-face-front {
    fill: rgba(245, 158, 11, 0.25);
    @apply dark:fill-amber-300/25;
}

.shape-face-back {
    fill: rgba(245, 158, 11, 0.1);
    @apply dark:fill-amber-300/10;
}

.shape-face-left {
    fill: rgba(245, 158, 11, 0.2);
    @apply dark:fill-amber-300/20;
}

.shape-face-accent {
    fill: none;
    stroke: var(--primary-color);
    stroke-width: 1;
    stroke-dasharray: 3;
    @apply dark:stroke-amber-400;
}

.dimension-line {
    stroke: var(--text-primary);
    stroke-width: 1;
    stroke-dasharray: 5,3;
    @apply dark:stroke-gray-300;
}

.dimension-label {
    font-size: 12px;
    fill: var(--text-primary);
    text-anchor: middle;
    @apply dark:fill-gray-300;
}

/* Results Section */
.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.result-card {
    background-color: var(--card-background-color);
    padding: 20px;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid var(--light-color);
    @apply dark:bg-gray-700 dark:border-gray-600 shadow-md transform hover:scale-105 transition-transform duration-300;
}

.result-value {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
    @apply dark:text-amber-400;
}

.result-label {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
    @apply dark:text-gray-300;
}

.result-unit {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    @apply dark:text-gray-400;
}

.results-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
}

/* Tips Section */
.tips-content {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.tip-card {
    background-color: var(--card-background-color);
    padding: 20px;
    border-radius: var(--border-radius);
    border: 1px solid var(--light-color);
    @apply dark:bg-gray-700 dark:border-gray-600 shadow-md hover:shadow-lg transition-shadow duration-300;
}

.tip-card h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.1rem;
    @apply dark:text-amber-400;
}

.tip-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    @apply dark:text-gray-300;
}

/* FAQ Section */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    border: 1px solid var(--light-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    @apply dark:border-gray-600 shadow-md;
}

.faq-question {
    padding: 15px 20px;
    background-color: var(--card-background-color);
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    @apply dark:bg-gray-700 dark:text-gray-100 hover:bg-amber-50 dark:hover:bg-gray-600 transition-colors duration-200;
}

.faq-question::after {
    content: '+';
    font-size: 1.2rem;
    @apply text-amber-500 dark:text-amber-400;
}

.faq-item.active .faq-question::after {
    content: '-';
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    @apply dark:bg-gray-700;
}

.faq-item.active .faq-answer {
    padding: 15px 20px;
    max-height: 500px;
}

.faq-answer p {
    margin-bottom: 10px;
    color: var(--text-secondary);
    line-height: 1.5;
    @apply dark:text-gray-300;
}

.faq-answer ul {
    margin-left: 20px;
    color: var(--text-secondary);
    @apply dark:text-gray-300;
}

.faq-answer li {
    margin-bottom: 5px;
}

/* Explore Section */
.explore-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.explore-card {
    display: flex;
    border: 1px solid var(--light-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    @apply dark:border-gray-600 shadow-md;
}

.explore-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
    @apply dark:shadow-gray-900/50;
}

.explore-card-image {
    background-color: var(--card-background-color);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    @apply dark:bg-gray-700 bg-amber-50;
}

.explore-card-image svg {
    width: 40px;
    height: 40px;
    fill: none;
    stroke: var(--primary-color);
    stroke-width: 1.5;
    @apply dark:stroke-amber-400;
}

.explore-card-content {
    padding: 20px;
    flex: 1;
    @apply dark:bg-gray-800;
}

.explore-card-title {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 1.1rem;
    @apply dark:text-gray-100;
}

.explore-card-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 15px;
    line-height: 1.5;
    @apply dark:text-gray-300;
}

.explore-card-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    @apply dark:text-amber-400;
}

.explore-card-link svg {
    transition: var(--transition);
}

.explore-card-link:hover svg {
    transform: translateX(5px);
}

/* SEO Content */
.seo-content {
    margin: 30px 0;
    color: var(--text-secondary);
    line-height: 1.6;
    @apply dark:text-gray-300 p-6 bg-white dark:bg-gray-800 rounded-lg shadow-md border border-gray-100 dark:border-gray-700;
}

.seo-content h1 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    @apply dark:text-gray-100;
}

.seo-content h2 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 25px 0 15px;
    @apply dark:text-gray-100;
}

.seo-content p {
    margin-bottom: 15px;
}

.seo-content ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.seo-content li {
    margin-bottom: 10px;
}

/* Animation Styles */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.4s ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 1.5s infinite;
}

/* Modern UI Enhancements */
.calculator-container {
    @apply pb-10;
}

.calculator-form {
    @apply p-2;
}

.calculator-section, 
.results-section, 
.tips-section, 
.faq-section,
.explore-section {
    @apply rounded-xl shadow-lg;
}

.btn {
    @apply font-semibold rounded-lg shadow-md transform hover:scale-105 transition-transform duration-200;
}

/* Responsive Adjustments */
@media (max-width: 1024px) {
    .calculator-layout {
        flex-direction: column;
    }
    
    .calculator-right-column {
        order: 3;
    }
    
    .tips-section {
        order: 2;
    }
}

@media (max-width: 768px) {
    .calculator-header h1 {
        font-size: 2rem;
    }
    
    .calculator-form-container {
        flex-direction: column;
    }
    
    .tips-content {
        grid-template-columns: 1fr;
    }
    
    .explore-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .shape-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        padding-bottom: 5px;
    }
    
    .shape-tab {
        white-space: nowrap;
    }
}

/* Print Styles */
@media print {
    .calculator-header, 
    .calculator-form-container,
    .tips-section,
    .faq-section,
    .explore-section,
    .seo-content {
        display: none;
    }
    
    .results-section {
        display: block !important;
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .calculator-container {
        padding: 0;
    }
    
    .results-actions {
        display: none;
    }
}