/* ================================
   EVALUACIÓN SIMPLE - INTEGRACIÓN SISTEMA DE TEMAS
   ================================ */

/* ===============================================
   VARIABLES CSS COMPATIBLES CON SISTEMA DE TEMAS
   =============================================== */

:root {
    /* Colores principales */
    --eval-primary: #3b82f6;
    --eval-secondary: #64748b;
    --eval-success: #10b981;
    --eval-warning: #f59e0b;
    --eval-danger: #ef4444;
    
    /* Espaciado y bordes */
    --eval-card-radius: 16px;
    --eval-button-radius: 8px;
    --eval-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Variables que se redefinirán por tema - Por defecto tema oscuro */
    --eval-bg-primary: #1a1a2e;
    --eval-bg-secondary: #1f2937;
    --eval-bg-tertiary: #374151;
    --eval-text-primary: #ffffff;
    --eval-text-secondary: #cbd5e1;
    --eval-text-muted: #9ca3af;
    --eval-border: #374151;
    --eval-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    --eval-glass-bg: rgba(31, 41, 55, 0.95);
    --eval-glass-border: rgba(75, 85, 99, 0.3);
    --eval-input-bg: rgba(31, 41, 55, 0.8);
    --eval-input-border: rgba(75, 85, 99, 0.5);
    --eval-table-bg: rgba(31, 41, 55, 0.8);
    --eval-table-hover: rgba(55, 65, 81, 0.6);
}

/* === SISTEMA DE TEMAS INTEGRADO === */

/* TEMA DARK */
body.theme-dark {
    --eval-bg-primary: #1a1a2e;
    --eval-bg-secondary: #1f2937;
    --eval-bg-tertiary: #374151;
    --eval-text-primary: #ffffff;
    --eval-text-secondary: #cbd5e1;
    --eval-text-muted: #9ca3af;
    --eval-border: #374151;
    --eval-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    --eval-glass-bg: rgba(31, 41, 55, 0.95);
    --eval-glass-border: rgba(75, 85, 99, 0.3);
    --eval-input-bg: rgba(31, 41, 55, 0.8);
    --eval-input-border: rgba(75, 85, 99, 0.5);
    --eval-table-bg: rgba(31, 41, 55, 0.8);
    --eval-table-hover: rgba(55, 65, 81, 0.6);
}

/* TEMA LIGHT */
body.theme-light {
    --eval-bg-primary: #ffffff;
    --eval-bg-secondary: #f8fafc;
    --eval-bg-tertiary: #f1f5f9;
    --eval-text-primary: #1f2937;
    --eval-text-secondary: #475569;
    --eval-text-muted: #64748b;
    --eval-border: #e2e8f0;
    --eval-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --eval-glass-bg: rgba(255, 255, 255, 0.95);
    --eval-glass-border: rgba(0, 0, 0, 0.1);
    --eval-input-bg: #ffffff;
    --eval-input-border: #e2e8f0;
    --eval-table-bg: #ffffff;
    --eval-table-hover: #f8fafc;
}

/* TEMA ROSA */
body.theme-rosa {
    --eval-primary: #ec4899;
    --eval-bg-primary: #fdf2f8;
    --eval-bg-secondary: #fce7f3;
    --eval-bg-tertiary: #fbcfe8;
    --eval-text-primary: #1f2937;
    --eval-text-secondary: #374151;
    --eval-text-muted: #6b7280;
    --eval-border: #f9a8d4;
    --eval-shadow: 0 4px 12px rgba(236, 72, 153, 0.2);
    --eval-glass-bg: rgba(253, 242, 248, 0.95);
    --eval-glass-border: rgba(236, 72, 153, 0.2);
    --eval-input-bg: rgba(253, 242, 248, 0.8);
    --eval-input-border: rgba(249, 168, 212, 0.5);
    --eval-table-bg: rgba(253, 242, 248, 0.8);
    --eval-table-hover: rgba(252, 231, 243, 0.6);
}

/* TEMA NEON */
body.theme-neon {
    --eval-primary: #00ffff;
    --eval-bg-primary: #0a0a0a;
    --eval-bg-secondary: #1a1a1a;
    --eval-bg-tertiary: #2a2a2a;
    --eval-text-primary: #00ffff;
    --eval-text-secondary: #ffffff;
    --eval-text-muted: #cccccc;
    --eval-border: #00ffff;
    --eval-shadow: 0 4px 12px rgba(0, 255, 255, 0.3);
    --eval-glass-bg: rgba(10, 10, 10, 0.95);
    --eval-glass-border: rgba(0, 255, 255, 0.3);
    --eval-input-bg: rgba(26, 26, 26, 0.8);
    --eval-input-border: rgba(0, 255, 255, 0.5);
    --eval-table-bg: rgba(26, 26, 26, 0.8);
    --eval-table-hover: rgba(42, 42, 42, 0.6);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: var(--eval-text-primary);
    transition: var(--eval-transition);
}

* {
    box-sizing: border-box;
}

/* ===============================================
   LAYOUT PRINCIPAL
   =============================================== */

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100%;
    overflow-x: hidden;
}

/* ===============================================
   HEADER
   =============================================== */

.app-header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem 2rem;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--eval-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--eval-shadow);
}

.header-content {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 1200px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.app-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--eval-text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.app-subtitle {
    font-size: 0.875rem;
    color: var(--eval-text-muted);
    margin: 0;
    font-weight: 400;
}

.button-wrap {
    position: relative;
    display: inline-block;
}

.button-shadow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--eval-button-radius);
    background: var(--eval-glass-bg);
    backdrop-filter: blur(5px);
    transition: var(--eval-transition);
}

.button-shadow::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: var(--eval-button-radius);
    background: linear-gradient(-75deg, rgba(255,255,255,0.05), rgba(255,255,255,0.2), rgba(255,255,255,0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.button-wrap:has(button:hover) .button-shadow {
    background: var(--eval-glass-border);
}

.button-wrap:has(button:hover) .button-shadow::after {
    opacity: 1;
}

.button-wrap:has(button:active) {
    transform: scale(0.98);
}

.button-wrap.volver-menu:has(button:active) {
    transform: scale(0.95);
}

.button-wrap.volver-menu {
    border-radius: var(--eval-button-radius);
    overflow: hidden;
}

.button-wrap.volver-menu button {
    position: relative;
    z-index: 1;
    background: transparent;
    border: none;
    padding: 0.75rem;
    border-radius: var(--eval-button-radius);
    cursor: pointer;
    transition: var(--eval-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    color: var(--eval-text-primary);
}

.button-wrap.volver-menu button:hover {
    color: var(--eval-primary);
}

.button-wrap.volver-menu button:active {
    transform: scale(0.9);
}

.button-wrap.volver-menu button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.button-wrap.volver-menu button:disabled:hover {
    color: var(--eval-text-muted);
}

.button-wrap.volver-menu button span {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    transition: var(--eval-transition);
}

.main-content {
    flex: 1;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ===============================================
   PANELS
   =============================================== */

.config-panel {
    background: var(--eval-glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--eval-glass-border);
    border-radius: var(--eval-card-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    transition: var(--eval-transition);
    box-shadow: var(--eval-shadow);
}

.config-panel:hover {
    border-color: var(--eval-border);
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--eval-text-primary);
}

.section-title::before {
    content: '';
    width: 4px;
    height: 20px;
    background: var(--eval-primary);
    border-radius: 2px;
}

.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.config-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.config-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--eval-text-secondary);
}

.config-group input,
.config-group select {
    padding: 0.75rem;
    border: 1px solid var(--eval-input-border);
    border-radius: var(--eval-button-radius);
    background: var(--eval-input-bg);
    backdrop-filter: blur(5px);
    font-size: 0.875rem;
    transition: var(--eval-transition);
    color: var(--eval-text-primary);
}

.config-group input:focus,
.config-group select:focus {
    outline: none;
    border-color: var(--eval-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.help-text {
    font-size: 0.75rem;
    color: var(--eval-text-muted);
    margin-top: 0.25rem;
}

.config-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===============================================
   BUTTONS
   =============================================== */

.btn {
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--eval-border);
    border-radius: var(--eval-button-radius);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--eval-transition);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--eval-text-primary);
    background: var(--eval-bg-secondary);
}

.btn-primary {
    background: var(--eval-primary);
    color: white;
    border-color: var(--eval-primary);
}

.btn-primary:hover:not(:disabled) {
    background: var(--eval-primary);
    opacity: 0.9;
}

.btn-secondary {
    background: var(--eval-bg-tertiary);
    color: var(--eval-text-primary);
    border-color: var(--eval-border);
}

.btn-outline {
    background: transparent;
    color: var(--eval-text-primary);
    border-color: var(--eval-border);
}

.btn-success {
    background: var(--eval-success);
    color: white;
    border-color: var(--eval-success);
}

.btn-danger {
    background: var(--eval-danger);
    color: white;
    border-color: var(--eval-danger);
}

.btn-export {
    background: #8b5cf6;
    color: white;
    border-color: #8b5cf6;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ===============================================
   EVALUATION AREA
   =============================================== */

.evaluation-area {
    background: var(--eval-glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--eval-glass-border);
    border-radius: var(--eval-card-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--eval-shadow);
}

.evaluation-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.evaluation-info h2 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--eval-text-primary);
}

.evaluation-info p {
    margin: 0.25rem 0;
    font-size: 0.875rem;
    color: var(--eval-text-muted);
}

.evaluation-progress {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.progress-info {
    font-size: 0.875rem;
    color: var(--eval-text-muted);
}

.progress-bar {
    width: 200px;
    height: 8px;
    background: var(--eval-bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

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

.students-table-container {
    margin-top: 2rem;
    border-radius: var(--eval-button-radius);
    overflow: hidden;
    border: 1px solid var(--eval-border);
}

.students-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--eval-table-bg);
}

.students-table th {
    background: var(--eval-bg-tertiary);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--eval-text-primary);
    border-bottom: 1px solid var(--eval-border);
}

.students-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--eval-border);
    font-size: 0.875rem;
    color: var(--eval-text-primary);
}

.students-table tr:hover {
    background: var(--eval-table-hover);
}

.student-name {
    font-weight: 600;
    color: var(--eval-text-primary);
}

.score-input {
    width: 80px;
    padding: 0.5rem;
    border: 1px solid var(--eval-input-border);
    border-radius: 4px;
    background: var(--eval-input-bg);
    font-size: 0.875rem;
    text-align: center;
    transition: var(--eval-transition);
    color: var(--eval-text-primary);
}

.score-input:focus {
    outline: none;
    border-color: var(--eval-primary);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.grade-display {
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    text-align: center;
    min-width: 50px;
    display: inline-block;
}

.grade-approved {
    background: rgba(16, 185, 129, 0.1);
    color: var(--eval-success);
}

.grade-failed {
    background: rgba(239, 68, 68, 0.1);
    color: var(--eval-danger);
}

.grade-pending {
    background: var(--eval-bg-tertiary);
    color: var(--eval-text-muted);
}

.status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-evaluated {
    background: rgba(16, 185, 129, 0.1);
    color: var(--eval-success);
}

.status-pending {
    background: var(--eval-bg-tertiary);
    color: var(--eval-text-muted);
}

.export-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    justify-content: flex-end;
}

.results-summary {
    background: var(--eval-glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--eval-glass-border);
    border-radius: var(--eval-card-radius);
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--eval-shadow);
}

.summary-header h3 {
    margin: 0 0 1rem 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--eval-text-primary);
}

.summary-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.summary-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--eval-bg-secondary);
    border-radius: var(--eval-button-radius);
    border: 1px solid var(--eval-border);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--eval-text-muted);
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--eval-text-primary);
}

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem;
    border-radius: var(--eval-button-radius);
    background: var(--eval-glass-bg);
    border: 1px solid var(--eval-glass-border);
    color: var(--eval-text-primary);
    box-shadow: var(--eval-shadow);
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-color: var(--eval-success);
}

.notification.error {
    border-color: var(--eval-danger);
}

.notification.warning {
    border-color: var(--eval-warning);
}

.notification.info {
    border-color: var(--eval-primary);
}

/* ===============================================
   RESPONSIVE DESIGN
   =============================================== */

@media screen and (max-width: 768px) {
    .main-content {
        padding: 1rem;
    }

    .app-header {
        padding: 1rem;
    }

    .config-grid {
        grid-template-columns: 1fr;
    }

    .config-panel, .evaluation-area {
        padding: 1.5rem;
    }

    .evaluation-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .progress-bar {
        width: 100%;
    }

    .students-table th,
    .students-table td {
        padding: 0.5rem;
    }

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

@media screen and (max-width: 480px) {
    .app-title {
        font-size: 1.25rem;
    }

    .config-panel,
    .evaluation-area {
        padding: 1rem;
    }

    .button-wrap.volver-menu {
        width: 40px;
        height: 40px;
    }

    .button-wrap.volver-menu button {
        width: 40px;
        height: 40px;
        padding: 0.5rem;
    }

    .students-table {
        font-size: 0.75rem;
    }

    .students-table th,
    .students-table td {
        padding: 0.25rem;
    }

    .summary-stats {
        grid-template-columns: 1fr;
    }

    .stat-value {
        font-size: 1.25rem;
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.config-panel,
.evaluation-area {
    animation: fadeIn 0.3s ease-out;
}

* {
    transition: var(--eval-transition);
}