/**
 * ============================================================================
 * LEGAL ENGLISH COURSE - SHARED MODULE STYLES
 * ============================================================================
 *
 * Este archivo contiene TODOS los estilos CSS compartidos
 * entre los módulos del curso Legal English.
 *
 * IMPORTANTE:
 * - Este archivo debe ser importado en cada módulo
 * - Los estilos son reutilizables y consistentes
 * - NO modificar este archivo sin actualizar TODOS los módulos
 *
 * Uso en cada módulo:
 * <link rel="stylesheet" href="../../shared/module-styles.css">
 *
 * Variables CSS requeridas (definidas en ../../../../css/styles.css):
 * - --primary: Color primario (verde oscuro)
 * - --secondary: Color secundario (beige)
 * - --white: Blanco
 * - --light-bg: Fondo claro
 * - --text-dark: Texto oscuro
 * - --text-light: Texto claro
 * - --shadow: Sombra para elementos
 *
 * Versión: 1.0
 * Última actualización: 2025-12-08
 * ============================================================================
 */

/* ============================================
   LAYOUT PRINCIPAL DEL MÓDULO
   ============================================ */

.module-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: calc(100vh - 80px);
    max-width: 1600px;
    margin: 0 auto;
}

/* ============================================
   VIDEO SECTION
   ============================================ */

.video-section {
    background: #000;
    position: sticky;
    top: 80px;
    height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
}

.video-container {
    flex: 1;
    position: relative;
    background: #000;
}

.video-container iframe,
.video-container video {
    width: 100%;
    height: 100%;
    border: none;
}

.video-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, #2d4942 100%);
    color: var(--white);
    flex-direction: column;
    gap: 20px;
    padding: 40px;
    text-align: center;
}

.video-placeholder .icon {
    font-size: 5rem;
    opacity: 0.5;
}

.video-controls {
    background: var(--primary);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-top: 2px solid var(--secondary);
}

.video-controls .btn-control {
    background: var(--secondary);
    color: var(--primary);
    border: none;
    padding: 8px 16px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.video-controls .btn-control:hover {
    transform: scale(1.05);
}

.time-markers {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    flex: 1;
}

.time-marker {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.time-marker:hover {
    background: var(--secondary);
    color: var(--primary);
}

.time-marker.active {
    border-color: var(--secondary);
    background: rgba(207, 168, 146, 0.3);
}

/* ============================================
   CONTENT SECTION
   ============================================ */

.content-section {
    background: var(--light-bg);
    overflow-y: auto;
    height: calc(100vh - 80px);
    padding: 30px;
}

.module-header {
    background: var(--white);
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 25px;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--secondary);
}

.module-header h1 {
    color: var(--primary);
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.module-meta {
    display: flex;
    gap: 20px;
    color: var(--text-light);
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.module-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* ============================================
   CONTENT BLOCKS
   ============================================ */

.content-block {
    background: var(--white);
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

.content-block.highlight {
    border-left: 5px solid var(--secondary);
}

.content-block h2 {
    color: var(--primary);
    font-size: 1.4rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.content-block h3 {
    color: var(--primary);
    font-size: 1.2rem;
    margin: 20px 0 10px;
}

.content-block h4 {
    color: var(--primary);
    font-size: 1.1rem;
    margin: 15px 0 10px;
}

.content-block p {
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 15px;
}

.content-block ul {
    margin-left: 20px;
    margin-bottom: 15px;
}

.content-block li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.content-block strong {
    color: var(--primary);
}

.pause-indicator {
    background: linear-gradient(135deg, #ff6b6b, #ee5a5a);
    color: white;
    padding: 15px 20px;
    border-radius: 10px;
    margin: 20px 0;
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    transition: all 0.3s;
}

.pause-indicator:hover {
    transform: scale(1.02);
}

.pause-indicator .icon {
    font-size: 1.5rem;
}

.pause-indicator .text {
    flex: 1;
}

.pause-indicator .text strong {
    display: block;
    margin-bottom: 3px;
    color: white;
}

/* ============================================
   EXERCISE BLOCKS
   ============================================ */

.exercise-block {
    background: var(--white);
    border: 2px solid var(--secondary);
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
}

.exercise-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--light-bg);
}

.exercise-number {
    background: var(--secondary);
    color: var(--primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.exercise-title {
    flex: 1;
}

.exercise-title h3 {
    color: var(--primary);
    margin: 0 0 5px;
}

.exercise-title span {
    color: var(--text-light);
    font-size: 0.85rem;
}

.exercise-content {
    margin-bottom: 20px;
}

/* ============================================
   OPTIONS LIST (Multiple Choice & Matching)
   ============================================ */

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

.option-item {
    background: var(--light-bg);
    border: 2px solid transparent;
    border-radius: 10px;
    padding: 15px 20px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 15px;
}

.option-item:hover {
    border-color: var(--secondary);
    transform: translateX(5px);
}

.option-item.selected {
    border-color: var(--primary);
    background: rgba(27, 44, 39, 0.05);
}

.option-item.matched {
    border-color: var(--primary);
    background: rgba(27, 44, 39, 0.05);
}

.option-item.correct {
    border-color: #28a745;
    background: rgba(40, 167, 69, 0.1);
}

.option-item.incorrect {
    border-color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

.option-item.locked {
    cursor: not-allowed;
    opacity: 0.8;
}

.option-letter {
    background: var(--primary);
    color: var(--white);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.option-item.correct .option-letter {
    background: #28a745;
}

.option-item.incorrect .option-letter {
    background: #dc3545;
}

/* Matching specific styles */
.term-item,
.definition-item {
    min-height: 50px;
}

/* ============================================
   FILL IN THE BLANK
   ============================================ */

.fill-blank-input {
    border: 2px solid var(--secondary);
    border-radius: 5px;
    padding: 8px 15px;
    font-size: 1rem;
    min-width: 150px;
    transition: all 0.3s;
}

.fill-blank-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(27, 44, 39, 0.1);
}

.fill-blank-input.correct {
    border-color: #28a745;
    background: rgba(40, 167, 69, 0.1);
}

.fill-blank-input.incorrect {
    border-color: #dc3545;
    background: rgba(220, 53, 69, 0.1);
}

/* ============================================
   TICK/CHECKBOX EXERCISES
   ============================================ */

.tick-option {
    padding: 15px;
    margin-bottom: 10px;
    border: 2px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tick-option:hover {
    border-color: var(--secondary);
    background: var(--light-bg);
}

.tick-option.locked {
    cursor: not-allowed;
}

.tick-option input[type="checkbox"] {
    cursor: pointer;
    width: 20px;
    height: 20px;
}

.tick-option label {
    cursor: pointer;
    flex: 1;
}

/* ============================================
   EXERCISE ACTIONS (Buttons)
   ============================================ */

.exercise-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.btn-check {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-check:hover {
    background: #2d4942;
    transform: translateY(-2px);
}

.btn-check:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

.btn-hint {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
    padding: 12px 25px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-hint:hover {
    background: var(--light-bg);
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 12px 30px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
    font-size: 1rem;
}

.btn-primary:hover {
    background: #2d4942;
    transform: translateY(-2px);
}

.btn-primary:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
}

/* ============================================
   FEEDBACK MESSAGES
   ============================================ */

.feedback-message {
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
    min-height: 20px;
    /* Messages will be visible when content is added */
}

.feedback-message.success {
    background: rgba(40, 167, 69, 0.1);
    border: 1px solid #28a745;
    color: #155724;
    display: block;
}

.feedback-message.error {
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid #dc3545;
    color: #721c24;
    display: block;
}

.feedback-message.hint {
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid #ffc107;
    color: #856404;
    display: block;
}

/* ============================================
   VOCABULARY BOX
   ============================================ */

.vocabulary-box {
    background: linear-gradient(135deg, var(--light-bg), #e8e8e8);
    border-radius: 15px;
    padding: 25px;
    margin: 20px 0;
}

.vocabulary-box h4 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.vocab-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.vocab-item {
    background: var(--white);
    padding: 15px;
    border-radius: 10px;
    border-left: 4px solid var(--secondary);
}

.vocab-item .term {
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.vocab-item .definition {
    font-size: 0.9rem;
    color: var(--text-dark);
    line-height: 1.5;
}

.vocab-item .spanish {
    font-size: 0.85rem;
    color: var(--text-light);
    font-style: italic;
    margin-top: 5px;
}

/* ============================================
   COMPARISON TABLE
   ============================================ */

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.comparison-table th {
    background: var(--primary);
    color: var(--white);
    padding: 15px;
    text-align: left;
    font-weight: 600;
}

.comparison-table td {
    padding: 12px 15px;
    border-bottom: 1px solid var(--light-bg);
}

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

.comparison-table tr:hover {
    background: rgba(207, 168, 146, 0.05);
}

/* ============================================
   DOCUMENT DISPLAY (Contracts, Letters, etc.)
   ============================================ */

.document-display {
    background: var(--white);
    border: 2px solid var(--primary);
    border-radius: 10px;
    padding: 30px;
    margin: 20px 0;
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    line-height: 1.8;
}

.document-display .doc-header {
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--primary);
}

.document-display .doc-to {
    margin: 15px 0;
}

.document-display .doc-section {
    margin: 15px 0;
}

/* ============================================
   PROGRESS BAR
   ============================================ */

.progress-bar {
    background: var(--light-bg);
    height: 8px;
    border-radius: 4px;
    margin-bottom: 20px;
    overflow: hidden;
}

.progress {
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
    width: 0%;
}

.progress-fill {
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

/* ============================================
   MODULE NAVIGATION
   ============================================ */

.module-navigation {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
    margin-top: 30px;
    border-top: 2px solid var(--light-bg);
    gap: 10px;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 25px;
    background: var(--white);
    border: 2px solid var(--primary);
    border-radius: 10px;
    text-decoration: none;
    color: var(--primary);
    font-weight: 600;
    transition: all 0.3s;
}

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

.nav-btn.disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* ============================================
   INFO/UTILITY BOXES
   ============================================ */

.pronunciation {
    color: var(--text-light);
    font-style: italic;
    font-size: 0.9rem;
}

.info-box {
    background: rgba(207, 168, 146, 0.1);
    border-left: 4px solid var(--secondary);
    padding: 20px;
    margin: 20px 0;
    border-radius: 8px;
}

.info-box strong {
    color: var(--primary);
}

.reading-text {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    margin: 20px 0;
    line-height: 1.8;
    border-left: 4px solid var(--primary);
}

.reading-text p {
    margin-bottom: 15px;
}

/* ============================================
   STUDENT INFO FORM
   ============================================ */

.student-info-block {
    background: var(--white);
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 25px;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--primary);
}

.student-info-block h2 {
    color: var(--primary);
    margin-bottom: 15px;
}

.student-info-block .form-group {
    margin-bottom: 15px;
}

.student-info-block label {
    display: block;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 5px;
}

.student-info-block input {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--secondary);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s;
}

.student-info-block input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(27, 44, 39, 0.1);
}

.student-info-block input:disabled {
    background: var(--light-bg);
    cursor: not-allowed;
}

#student-info-feedback {
    margin-top: 10px;
    padding: 10px;
    border-radius: 5px;
    display: none;
}

/* ============================================
   SURVEY FORM
   ============================================ */

.survey-block {
    background: linear-gradient(135deg, var(--light-bg), #e8e8e8);
    padding: 30px;
    border-radius: 15px;
    margin-top: 30px;
}

.survey-block h2 {
    color: var(--primary);
    margin-bottom: 20px;
}

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

.survey-block label {
    display: block;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 8px;
}

.survey-block input[type="radio"] {
    margin-right: 8px;
}

.survey-block textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--secondary);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
    min-height: 80px;
}

.survey-block textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(27, 44, 39, 0.1);
}

#survey-feedback {
    margin-top: 15px;
    padding: 12px;
    border-radius: 5px;
    display: none;
}

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

@media (max-width: 1200px) {
    .module-layout {
        grid-template-columns: 1fr;
    }

    .video-section {
        position: sticky;
        height: 50vh;
        top: 80px;
        z-index: 100;
    }

    .content-section {
        height: auto;
    }
}

@media (max-width: 768px) {
    .video-section {
        position: sticky;
        height: 35vh;
        top: 60px;
        z-index: 100;
    }

    .video-controls {
        padding: 10px 15px;
        flex-wrap: wrap;
        transition: all 0.3s ease;
        max-height: 500px;
        overflow-y: auto;
        overflow-x: hidden;
        cursor: pointer;
        -webkit-overflow-scrolling: touch;
    }

    .video-controls::-webkit-scrollbar {
        width: 4px;
    }

    .video-controls::-webkit-scrollbar-track {
        background: rgba(255, 255, 255, 0.1);
    }

    .video-controls::-webkit-scrollbar-thumb {
        background: var(--secondary);
        border-radius: 2px;
    }

    .video-controls.collapsed {
        max-height: 45px;
        padding: 8px 15px;
        overflow: hidden;
    }

    .video-controls.collapsed .time-markers {
        display: none;
    }

    .video-controls.collapsed::after {
        content: "📍 Tap para ver capítulos";
        display: block;
        font-size: 0.7rem;
        color: rgba(255, 255, 255, 0.7);
        margin-left: auto;
        white-space: nowrap;
    }

    .video-controls .btn-control {
        flex-shrink: 0;
        margin-bottom: 8px;
        width: 100%;
        max-width: 150px;
    }

    .time-markers {
        gap: 6px;
        transition: opacity 0.3s ease;
        width: 100%;
        max-height: 380px;
        overflow-y: auto;
    }

    .time-marker {
        font-size: 0.7rem;
        padding: 6px 10px;
        white-space: normal;
        line-height: 1.3;
        text-align: left;
        width: 100%;
    }

    .content-section {
        padding: 20px;
    }

    .module-header h1 {
        font-size: 1.4rem;
    }

    .module-meta {
        flex-direction: column;
        gap: 10px;
    }

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

    .exercise-actions {
        flex-direction: column;
    }

    .exercise-actions .btn-check,
    .exercise-actions .btn-hint {
        width: 100%;
    }

    .comparison-table {
        font-size: 0.85rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 10px;
    }

    .module-navigation {
        flex-direction: column;
    }

    .nav-btn {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .video-section,
    .video-controls,
    .exercise-actions,
    .module-navigation,
    .survey-block {
        display: none;
    }

    .module-layout {
        grid-template-columns: 1fr;
    }

    .content-section {
        height: auto;
        padding: 0;
    }

    .content-block,
    .exercise-block {
        page-break-inside: avoid;
    }
}