/**
 * CSS cho Structural Calculator New
 * @version 1.0.1
 * Không sử dụng Tailwind CSS để tránh xung đột
 */

/* CSS Reset cho container */
.sc-calculator-container,
.sc-calculator-container *,
.sc-calculator-container *::before,
.sc-calculator-container *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    line-height: normal;
}

/* Root variables */
:root {
    --sc-color-primary: #5D5CDE;
    --sc-color-primary-light: #7A79E2;
    --sc-color-primary-dark: #4A49B1;
    --sc-color-success: #10B981;
    --sc-color-error: #EF4444;
    --sc-color-warning: #F59E0B;
    --sc-color-info: #3B82F6;
    --sc-color-blue: #3B82F6;
    --sc-color-green: #10B981;
    --sc-color-purple: #8B5CF6;
    --sc-text-color: #333333;
    --sc-bg-color: #ffffff;
    --sc-border-color: #e5e7eb;
    --sc-border-radius: 0.5rem;
    --sc-box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

/* Dark mode */
@media (prefers-color-scheme: dark) {
    :root {
        --sc-color-primary: #7A79E2;
        --sc-color-primary-light: #9998E8;
        --sc-color-primary-dark: #5D5CDE;
        --sc-color-success: #059669;
        --sc-color-error: #DC2626;
        --sc-color-warning: #D97706;
        --sc-color-info: #2563EB;
        --sc-color-blue: #2563EB;
        --sc-color-green: #059669;
        --sc-color-purple: #7C3AED;
        --sc-text-color: #F9FAFB;
        --sc-bg-color: #1F2937;
        --sc-border-color: #4B5563;
        --sc-box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
    }
}

/* Base container */
.sc-calculator-container {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--sc-text-color);
    max-width: 100%;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
    background-color: var(--sc-bg-color);
    border-radius: var(--sc-border-radius);
    box-shadow: var(--sc-box-shadow);
}

/* Typography */
.sc-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--sc-color-primary);
    text-align: center;
    margin-bottom: 2rem;
}

.sc-step-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--sc-color-primary);
    margin-bottom: 1.5rem;
}

.sc-subtitle {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.sc-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.sc-hint {
    font-size: 0.75rem;
    color: #6B7280;
    margin-top: 0.25rem;
}

.sc-bold {
    font-weight: 600;
}

.sc-primary {
    color: var(--sc-color-primary);
}

.sc-success {
    color: var(--sc-color-success);
}

.sc-error {
    color: var(--sc-color-error);
}

.sc-placeholder {
    color: #9CA3AF;
    text-align: center;
    padding: 2rem;
}

/* Stepper */
.sc-stepper {
    position: relative;
    display: flex;
    justify-content: space-between;
    margin-bottom: 2.5rem;
}

.sc-stepper-line {
    position: absolute;
    top: 1.25rem;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--sc-border-color);
    z-index: 1;
}

.sc-stepper-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
}

.sc-stepper-circle {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 9999px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background-color: #E5E7EB;
    color: #6B7280;
}

.sc-stepper-circle.sc-active {
    background-color: var(--sc-color-primary);
    color: white;
}

.sc-stepper-label {
    font-size: 0.875rem;
}

/* Form elements */
.sc-form-container {
    background-color: var(--sc-bg-color);
    border-radius: var(--sc-border-radius);
    padding: 1.5rem;
}

.sc-form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .sc-form-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.sc-form-group {
    margin-bottom: 1rem;
}

.sc-input, .sc-select {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--sc-text-color);
    background-color: var(--sc-bg-color);
    border: 1px solid var(--sc-border-color);
    border-radius: var(--sc-border-radius);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.sc-input:focus, .sc-select:focus {
    outline: none;
    border-color: var(--sc-color-primary);
    box-shadow: 0 0 0 2px rgba(93, 92, 222, 0.2);
}

.sc-input-with-button {
    display: flex;
    align-items: center;
}

.sc-input-with-button .sc-input {
    flex: 1;
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.sc-input-with-button .sc-button {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* Buttons */
.sc-form-buttons {
    margin-top: 2rem;
}

.sc-buttons-between {
    display: flex;
    justify-content: space-between;
}

.sc-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--sc-border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.sc-button-primary {
    background-color: var(--sc-color-primary);
    color: white;
}

.sc-button-primary:hover {
    background-color: var(--sc-color-primary-dark);
}

.sc-button-secondary {
    background-color: #E5E7EB;
    color: #4B5563;
}

.sc-button-secondary:hover {
    background-color: #D1D5DB;
}

.sc-button-blue {
    background-color: var(--sc-color-blue);
    color: white;
}

.sc-button-blue:hover {
    background-color: #2563EB;
}

.sc-button-green {
    background-color: var(--sc-color-green);
    color: white;
}

.sc-button-green:hover {
    background-color: #059669;
}

.sc-button-purple {
    background-color: var(--sc-color-purple);
    color: white;
}

.sc-button-purple:hover {
    background-color: #7C3AED;
}

.sc-button-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.sc-button-icon {
    padding: 0.5rem;
    background-color: #10B981;
    color: white;
}

.sc-icon {
    margin-right: 0.5rem;
}

.sc-model-icon {
    color: #9CA3AF;
}

/* Steps */
.sc-step {
    transition: opacity 0.3s ease;
}

.sc-step.hidden {
    display: none;
    opacity: 0;
}

.sc-step.active {
    display: block;
    opacity: 1;
}

/* Visualization */
.sc-visualization-box {
    margin-top: 1.5rem;
    background-color: #F3F4F6;
    padding: 1rem;
    border-radius: var(--sc-border-radius);
}

.dark .sc-visualization-box {
    background-color: #374151;
}

.sc-visualization-container {
    width: 100%;
    height: 16rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px dashed #9CA3AF;
    border-radius: 0.25rem;
    position: relative;
}

.sc-visualization-placeholder {
    color: #9CA3AF;
    text-align: center;
}

/* Results */
.sc-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.sc-export-buttons {
    display: flex;
    gap: 0.75rem;
}

.sc-results-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .sc-results-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.sc-results-box {
    background-color: #F3F4F6;
    padding: 1rem;
    border-radius: var(--sc-border-radius);
}

.dark .sc-results-box {
    background-color: #374151;
}

.sc-table {
    width: 100%;
    border-collapse: collapse;
}

.sc-table tr {
    border-bottom: 1px solid var(--sc-border-color);
}

.sc-table tr:last-child {
    border-bottom: none;
}

.sc-table td {
    padding: 0.5rem 0;
}

.sc-table td:last-child {
    text-align: right;
}

/* Tabs */
.sc-tabs {
    display: flex;
    border-bottom: 1px solid var(--sc-border-color);
    margin-bottom: 1.5rem;
    overflow-x: auto;
}

.sc-tab {
    padding: 1rem;
    font-weight: 500;
    font-size: 0.875rem;
    text-align: center;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    white-space: nowrap;
}

.sc-tab:hover {
    color: var(--sc-color-primary);
}

.sc-tab.active {
    color: var(--sc-color-primary);
    border-bottom-color: var(--sc-color-primary);
}

.sc-tab-content {
    display: none;
}

.sc-tab-content.active {
    display: block;
}

/* Loading */
.sc-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sc-modal.hidden {
    display: none;
}

.sc-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
}

.sc-modal-container {
    position: relative;
    width: 90%;
    max-width: 32rem;
    background-color: var(--sc-bg-color);
    border-radius: var(--sc-border-radius);
    padding: 1.5rem;
    box-shadow: var(--sc-box-shadow);
}

.sc-loader-container {
    display: flex;
    justify-content: center;
    margin-bottom: 1rem;
}

.sc-loader {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top: 4px solid var(--sc-color-primary);
    width: 3rem;
    height: 3rem;
    animation: sc-spin 1s linear infinite;
}

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

.sc-modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
}

.sc-modal-text {
    color: #6B7280;
    text-align: center;
    margin-bottom: 1rem;
}

.sc-progress-bar-container {
    width: 100%;
    height: 0.625rem;
    background-color: #E5E7EB;
    border-radius: 9999px;
    overflow: hidden;
}

.sc-progress-bar {
    height: 100%;
    background-color: var(--sc-color-primary);
    transition: width 0.3s ease;
}

/* Debug info */
.sc-debug-info {
    margin-top: 2rem;
    padding: 1rem;
    background-color: #F3F4F6;
    border-radius: var(--sc-border-radius);
    font-size: 0.875rem;
}

.dark .sc-debug-info {
    background-color: #374151;
}

.sc-debug-title {
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.sc-ajax-result {
    margin-left: 0.5rem;
}

/* Dark mode adjustments */
@media (prefers-color-scheme: dark) {
    .sc-hint, .sc-modal-text {
        color: #9CA3AF;
    }
    
    .sc-placeholder, .sc-visualization-placeholder {
        color: #6B7280;
    }
    
    .sc-button-secondary {
        background-color: #4B5563;
        color: #E5E7EB;
    }
    
    .sc-button-secondary:hover {
        background-color: #374151;
    }
}

/* Utility classes */
.hidden {
    display: none !important;
}