/* @import de Google Fonts para la tipografía Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --border-color: #e2e8f0;
    
    /* Estados */
    --success: #166534;
    --success-bg: #dcfce7;
    --success-border: #bbf7d0;
    
    --warning: #854d0e;
    --warning-bg: #fef9c3;
    --warning-border: #fef08a;
    
    --danger: #991b1b;
    --danger-bg: #fee2e2;
    --danger-border: #fecaca;
    
    /* Sombras y Radios */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Contenedores y Estructura */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* Navbar */
.navbar {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
}

.navbar-brand svg {
    color: var(--primary);
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-main);
}

.user-role {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

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

.btn-secondary {
    background-color: transparent;
    border-color: var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: var(--bg-main);
}

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

.btn-danger:hover {
    background-color: var(--danger);
    color: #ffffff;
}

.btn-success {
    background-color: var(--success);
    color: #ffffff;
}

.btn-success:hover {
    opacity: 0.9;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Login Page */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(37, 99, 235, 0.03) 0%, transparent 40%);
    padding: 1.5rem;
}

.login-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 440px;
    padding: 2.5rem;
    animation: slideUp 0.4s ease-out;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
}

.login-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Formularios */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.4rem;
}

.form-control {
    width: 100%;
    font-family: inherit;
    font-size: 0.95rem;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background-color: #ffffff;
    color: var(--text-main);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Badges / Etiquetas de Estado */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.badge-pending {
    background-color: var(--warning-bg);
    color: var(--warning);
    border: 1px solid var(--warning-border);
}

.badge-approved {
    background-color: var(--success-bg);
    color: var(--success);
    border: 1px solid var(--success-border);
}

.badge-rejected {
    background-color: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
}

.badge-draft {
    background-color: #f1f5f9;
    color: #475569;
    border: 1px solid #cbd5e1;
}

/* Dashboard del Técnico - Diseño en Bloques/Pasos */
.form-section-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    margin-bottom: 1.75rem;
    box-shadow: var(--shadow-sm);
}

.form-section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.grid-6 {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
}

/* Nuevo Formato de Evidencia Fotográfica Estilo Formulario/Móvil */
.evidence-upload-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.evidence-upload-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.evidence-upload-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.evidence-upload-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
}

.evidence-required-dot {
    color: #ef4444;
    font-weight: 700;
}

.evidence-upload-preview-box {
    background-color: var(--bg-main);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-sm);
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    transition: var(--transition);
}

.evidence-upload-preview-box.dragover {
    border-color: var(--primary);
    background-color: var(--primary-light);
}

.evidence-preview-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

.evidence-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-align: center;
}

.evidence-placeholder svg {
    color: var(--text-muted);
    opacity: 0.7;
}

.evidence-upload-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.evidence-upload-actions .btn {
    flex: 1;
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
    height: 38px;
}

.btn-danger-icon {
    background-color: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
    border-radius: var(--radius-sm);
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.btn-danger-icon:hover {
    background-color: var(--danger);
    color: #ffffff;
}

.evidence-upload-header .btn-danger-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    padding: 0;
}

.evidence-status-msg {
    margin-top: 0.5rem;
    font-size: 0.8rem;
}


/* Evidencia Fotográfica Listada */
.evidence-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.evidence-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
}

.evidence-img-wrapper {
    position: relative;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    background-color: #000;
}

.evidence-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: pointer;
}

.evidence-badge {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
}

.evidence-body {
    padding: 1rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.evidence-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.evidence-comment {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.feedback-alert {
    background-color: var(--danger-bg);
    color: var(--danger);
    font-size: 0.8rem;
    padding: 0.5rem;
    border-radius: var(--radius-sm);
    margin-top: 0.5rem;
    border: 1px solid var(--danger-border);
}

/* Panel de Supervisor */
.supervisor-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 1.5rem;
    min-height: calc(100vh - 120px);
}

.sidebar-panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    height: fit-content;
}

.sidebar-title {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.report-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.report-item {
    padding: 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    background-color: var(--bg-card);
}

.report-item:hover {
    border-color: var(--primary);
    background-color: var(--primary-light);
}

.report-item.active {
    border-color: var(--primary);
    background-color: var(--primary-light);
    box-shadow: 0 0 0 1px var(--primary);
}

.report-item-title {
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.report-item-details {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Detalle del Informe (Vista Supervisor) */
.report-detail-panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
}

.detail-title {
    font-size: 1.4rem;
    font-weight: 700;
}

.meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    background-color: var(--bg-main);
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
}

.meta-item {
    font-size: 0.8rem;
}

.meta-label {
    color: var(--text-muted);
    font-weight: 500;
}

.meta-value {
    font-weight: 600;
    color: var(--text-main);
    margin-top: 0.1rem;
}

/* Modales y visualización de imagen a tamaño completo */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.95);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-content {
    max-width: 90%;
    max-height: 85%;
    position: relative;
}

.lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
}

.lightbox-close {
    position: absolute;
    top: -2.5rem;
    right: 0;
    color: #ffffff;
    font-size: 1.5rem;
    cursor: pointer;
    background: none;
    border: none;
}

/* Barra de filtros */
.filters-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

/* Panel de validación de supervisor (en la misma carta de evidencia) */
.validation-actions {
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.validation-textarea {
    font-size: 0.8rem;
    padding: 0.4rem;
    width: 100%;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    resize: vertical;
}

/* Animaciones */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsividad general */
@media (max-width: 1024px) {
    .supervisor-layout {
        grid-template-columns: 1fr;
    }
    .sidebar-panel {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-6 {
        grid-template-columns: 1fr;
    }
    .navbar {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    .navbar-user {
        width: 100%;
        justify-content: space-between;
    }
}

/* Estilos de Acordeón Colapsable de Categorías de Fotos (Premium) */
.photo-category-accordion {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background-color: var(--bg-card);
    margin-bottom: 1.25rem;
    overflow: hidden;
    transition: var(--transition);
}

.photo-category-accordion[open] {
    box-shadow: var(--shadow-md);
}

.photo-category-summary {
    padding: 1.25rem;
    font-weight: 600;
    font-size: 1.05rem;
    background-color: var(--bg-main);
    color: var(--text-main);
    cursor: pointer;
    user-select: none;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid transparent;
}

.photo-category-summary::-webkit-details-marker {
    display: none;
}

.photo-category-accordion[open] .photo-category-summary {
    border-bottom-color: var(--border-color);
    background-color: var(--primary-light);
    color: var(--primary);
}

.photo-category-summary::after {
    content: '▶';
    font-size: 0.75rem;
    transition: transform 0.2s ease;
    color: var(--text-muted);
}

.photo-category-accordion[open] .photo-category-summary::after {
    transform: rotate(90deg);
    color: var(--primary);
}

.photo-category-content {
    padding: 1.5rem;
}

/* --- Panel de Administración (Tablas, Modales, Stats) --- */

.admin-header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.admin-title-area h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
}

.admin-title-area p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-icon.blue {
    background-color: var(--primary-light);
    color: var(--primary);
}

.stat-icon.green {
    background-color: var(--success-bg);
    color: var(--success);
}

.stat-icon.orange {
    background-color: var(--warning-bg);
    color: var(--warning);
}

.stat-icon.red {
    background-color: var(--danger-bg);
    color: var(--danger);
}

.stat-details {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.2;
}

.stat-title {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Tablas Responsivas */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    background-color: var(--bg-card);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.admin-table th {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 1rem 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.admin-table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-main);
    vertical-align: middle;
}

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

.admin-table tbody tr {
    transition: var(--transition);
}

.admin-table tbody tr:hover {
    background-color: var(--primary-light);
}

/* Modales */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.admin-modal {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 500px;
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.active .admin-modal {
    transform: scale(1);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-main);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--text-main);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    background-color: var(--bg-main);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* Alertas de Notificación flotantes */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    font-size: 0.9rem;
    font-weight: 500;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast.success {
    border-left: 4px solid var(--success);
    color: var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
    color: var(--danger);
}