/**
 * Coding Editor Styles v1.1
 * Premium HackerRank/LeetCode-style interface
 */

/* ===================================
   CODING QUESTION LAYOUT
   =================================== */
.coding-question-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 16px;
    height: calc(100vh - 280px);
    min-height: 550px;
    max-height: 800px;
}

@media (max-width: 1200px) {
    .coding-question-container {
        grid-template-columns: 1fr 1.3fr;
    }
}

@media (max-width: 1024px) {
    .coding-question-container {
        grid-template-columns: 1fr;
        height: auto;
        max-height: none;
    }
}

/* ===================================
   PROBLEM PANEL
   =================================== */
.problem-panel {
    background: var(--bg-card, #1e293b);
    border-radius: 16px;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.problem-header {
    padding: 16px 20px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.1));
    border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.problem-header h4 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--text-primary, #f8fafc);
    display: flex;
    align-items: center;
    gap: 10px;
}

.problem-header h4 i {
    color: var(--primary, #6366f1);
}

.problem-tabs {
    display: flex;
    gap: 8px;
}

.problem-tab {
    padding: 6px 12px;
    background: transparent;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.2));
    border-radius: 20px;
    color: var(--text-secondary, #94a3b8);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.problem-tab.active,
.problem-tab:hover {
    background: var(--primary, #6366f1);
    border-color: var(--primary, #6366f1);
    color: white;
}

.problem-content {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}

.problem-section {
    margin-bottom: 24px;
}

.problem-section h5 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--primary, #6366f1);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.problem-section p,
.problem-section pre {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-primary, #f8fafc);
}

.problem-section pre {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    border-radius: 8px;
    padding: 12px 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    overflow-x: auto;
}

.constraints-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.constraints-list li {
    padding: 8px 12px;
    background: rgba(245, 158, 11, 0.1);
    border-left: 3px solid var(--warning, #f59e0b);
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: var(--text-primary, #f8fafc);
    border-radius: 0 8px 8px 0;
}

/* ===================================
   CODE EDITOR PANEL
   =================================== */
.editor-panel {
    background: var(--bg-card, #1e293b);
    border-radius: 16px;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.editor-toolbar {
    padding: 12px 16px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(6, 182, 212, 0.1));
    border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.language-selector {
    display: flex;
    align-items: center;
    gap: 10px;
}

.language-selector label {
    font-size: 0.85rem;
    color: var(--text-secondary, #94a3b8);
}

.language-selector select {
    padding: 8px 16px;
    background: var(--bg-elevated, #0f172a);
    border: 2px solid var(--border, rgba(255, 255, 255, 0.2));
    border-radius: 8px;
    color: var(--text-primary, #f8fafc);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.language-selector select:hover,
.language-selector select:focus {
    border-color: var(--primary, #6366f1);
    outline: none;
}

.editor-actions {
    display: flex;
    gap: 10px;
}

.editor-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.editor-btn.run {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.editor-btn.test {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
}

.editor-btn.submit {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

.editor-btn.reset {
    background: transparent;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.2));
    color: var(--text-secondary, #94a3b8);
}

.editor-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.editor-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.save-indicator {
    font-size: 0.8rem;
    color: var(--text-tertiary, #64748b);
    display: flex;
    align-items: center;
    gap: 5px;
}

.save-indicator.saved {
    color: var(--success, #10b981);
}

.save-indicator.error {
    color: var(--danger, #ef4444);
}

/* Monaco Editor Container */
.monaco-container {
    flex: 1;
    min-height: 450px;
    height: 450px;
    position: relative;
    background: #1e1e1e;
    border-radius: 0 0 16px 16px;
}

.monaco-container::before {
    content: 'Loading code editor...';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #64748b;
    font-size: 0.9rem;
}

.monaco-container .monaco-editor {
    position: absolute !important;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

/* Coding Question Header */
.coding-question-header {
    margin-bottom: 8px;
}

.coding-question-header .question-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* ===================================
   OUTPUT PANEL
   =================================== */
.output-panel {
    background: var(--bg-card, #1e293b);
    border-radius: 16px;
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    margin-top: 16px;
}

.output-header {
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.output-tabs {
    display: flex;
    gap: 20px;
}

.output-tab {
    font-size: 0.9rem;
    color: var(--text-secondary, #94a3b8);
    cursor: pointer;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
    transition: all 0.2s ease;
}

.output-tab.active {
    color: var(--success, #10b981);
    border-color: var(--success, #10b981);
}

#execStats {
    font-size: 0.8rem;
    color: var(--text-tertiary, #64748b);
    display: none;
}

.output-content {
    padding: 16px;
    max-height: 200px;
    overflow-y: auto;
}

#outputPanel pre {
    margin: 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    white-space: pre-wrap;
    word-break: break-word;
}

.output-success {
    color: var(--success, #10b981);
}

.output-error {
    color: var(--danger, #ef4444);
}

.output-info {
    color: var(--text-secondary, #94a3b8);
}

/* ===================================
   TEST RESULTS
   =================================== */
.test-summary {
    padding: 16px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid var(--warning, #f59e0b);
    border-radius: 12px;
    margin-bottom: 16px;
}

.test-summary.all-passed {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success, #10b981);
}

.summary-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.summary-icon {
    font-size: 1.5rem;
}

.summary-text {
    font-weight: 600;
    color: var(--text-primary, #f8fafc);
}

.summary-percent {
    color: var(--text-secondary, #94a3b8);
}

.test-case {
    background: var(--bg-elevated, #0f172a);
    border: 1px solid var(--border, rgba(255, 255, 255, 0.1));
    border-radius: 10px;
    margin-bottom: 12px;
    overflow: hidden;
}

.test-case.passed {
    border-left: 4px solid var(--success, #10b981);
}

.test-case.failed {
    border-left: 4px solid var(--danger, #ef4444);
}

.test-header {
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.test-status {
    font-size: 1.2rem;
}

.test-case.passed .test-status {
    color: var(--success, #10b981);
}

.test-case.failed .test-status {
    color: var(--danger, #ef4444);
}

.test-name {
    font-weight: 600;
    color: var(--text-primary, #f8fafc);
}

.test-details {
    padding: 16px;
    display: grid;
    gap: 12px;
}

.test-section label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-tertiary, #64748b);
    text-transform: uppercase;
    display: block;
    margin-bottom: 6px;
}

.test-section pre {
    margin: 0;
    padding: 10px 14px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 6px;
    font-size: 0.85rem;
    color: var(--text-primary, #f8fafc);
    font-family: 'JetBrains Mono', monospace;
}

.test-section.error pre {
    color: var(--danger, #ef4444);
}

/* ===================================
   SUBMISSION RESULT
   =================================== */
.submission-result {
    padding: 24px;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.05));
    border: 2px solid var(--primary, #6366f1);
    border-radius: 16px;
}

.submission-result.perfect {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(6, 182, 212, 0.05));
    border-color: var(--success, #10b981);
}

.result-header {
    text-align: center;
    margin-bottom: 24px;
}

.result-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 8px;
}

.result-header h3 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--text-primary, #f8fafc);
}

.result-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 20px;
}

.stat-item {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary, #6366f1);
}

.submission-result.perfect .stat-value {
    color: var(--success, #10b981);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-tertiary, #64748b);
    text-transform: uppercase;
}

.result-details h4 {
    font-size: 0.9rem;
    color: var(--text-secondary, #94a3b8);
    margin-bottom: 10px;
}

.test-result-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.test-result-item.passed {
    color: var(--success, #10b981);
}

.test-result-item.failed {
    color: var(--danger, #ef4444);
}

.hidden-summary {
    margin-top: 16px;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary, #94a3b8);
    text-align: center;
}

/* ===================================
   CUSTOM INPUT
   =================================== */
.custom-input-section {
    margin-top: 16px;
}

.custom-input-section label {
    font-size: 0.85rem;
    color: var(--text-secondary, #94a3b8);
    margin-bottom: 8px;
    display: block;
}

.custom-input-section textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-elevated, #0f172a);
    border: 2px solid var(--border, rgba(255, 255, 255, 0.1));
    border-radius: 10px;
    color: var(--text-primary, #f8fafc);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    resize: vertical;
    min-height: 80px;
}

.custom-input-section textarea:focus {
    outline: none;
    border-color: var(--primary, #6366f1);
}

/* ===================================
   TOAST NOTIFICATIONS
   =================================== */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 12px 20px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    color: white;
    z-index: 10000;
    animation: slideIn 0.3s ease, fadeOut 0.3s ease 2.7s;
}

.toast-success {
    background: var(--success, #10b981);
}

.toast-error {
    background: var(--danger, #ef4444);
}

.toast-info {
    background: var(--primary, #6366f1);
}

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

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

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}