:root {
    --primary: #1e3a8a;
    --primary-light: #3b82f6;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --border-radius: 12px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.hidden {
    display: none !important;
}

#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 12px 20px;
    border-radius: var(--border-radius);
    color: #fff;
    box-shadow: var(--shadow);
    animation: slideIn 0.3s ease, fadeOut 0.3s ease 2.7s forwards;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast.success { background-color: #10b981; }
.toast.error { background-color: var(--danger); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeOut {
    to { opacity: 0; transform: translateY(-10px); }
}

#login-view {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
}

.login-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.login-card .logo {
    width: 280px;
    height: 280px;
    object-fit: contain;
    margin: 0 auto 15px auto;
    display: block;
    border-radius: 50%;
}

.login-card h1 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.login-card p {
    color: var(--text-muted);
    margin-bottom: 24px;
    font-size: 0.9rem;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-light);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: #1e40af;
}

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

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

.btn-secondary {
    background-color: #e5e7eb;
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: #d1d5db;
}

#app-view {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background-color: var(--card-bg);
    border-right: 1px solid #e5e7eb;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-header {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid #e5e7eb;
}

.sidebar-header i {
    font-size: 1.8rem;
    color: var(--primary);
}

.sidebar-header h2 {
    font-size: 1rem;
    color: var(--primary);
    line-height: 1.2;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 0;
    flex: 1;
    overflow-y: auto;
}

.sidebar-menu li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.sidebar-menu li.active a,
.sidebar-menu li a:hover {
    color: var(--primary);
    background-color: #eff6ff;
    border-right: 4px solid var(--primary);
}

.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--card-bg);
    padding: 15px 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.user-info h3 {
    font-size: 1.1rem;
    color: var(--text-main);
}

.user-info span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.section-header h2 {
    font-size: 1.4rem;
    color: var(--primary);
}

.search-bar {
    position: relative;
    max-width: 300px;
    width: 100%;
}

.search-bar input {
    width: 100%;
    padding: 10px 15px 10px 38px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 0.9rem;
}

.search-bar i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.95rem;
}

th, td {
    padding: 12px 16px;
    border-bottom: 1px solid #e5e7eb;
}

th {
    background-color: #f9fafb;
    color: var(--text-main);
    font-weight: 600;
}

tr:hover {
    background-color: #f9fafb;
}

.badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.badge.active { background-color: #d1fae5; color: #065f46; }
.badge.inactive { background-color: #fee2e2; color: #991b1b; }

.actions-cell {
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    padding: 6px;
    border-radius: 4px;
    transition: var(--transition);
}

.btn-icon.edit { color: var(--primary-light); }
.btn-icon.edit:hover { background-color: #eff6ff; }
.btn-icon.delete { color: var(--danger); }
.btn-icon.delete:hover { background-color: #fee2e2; }

.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

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

.modal {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    width: 100%;
    max-width: 500px;
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.3);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid #e5e7eb;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: var(--primary);
    font-size: 1.2rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-muted);
}

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    padding: 15px 20px;
    border-top: 1px solid #e5e7eb;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
    margin-top: 15px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition);
}

.checkbox-label:hover {
    border-color: var(--primary-light);
    background-color: #eff6ff;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* Estilos específicos para la Boleta */
.boleta-preview {
    background: #ffffff;
    border: 2px solid #1e3a8a;
    padding: 20px;
    margin-top: 20px;
    color: #000;
}
.boleta-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #1e3a8a;
    padding-bottom: 10px;
    margin-bottom: 15px;
}
.boleta-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    margin-top: 10px;
}
.boleta-table th, .boleta-table td {
    border: 1px solid #1e3a8a;
    padding: 6px 8px;
    text-align: center;
}
.boleta-table th {
    background-color: #f3f4f6;
}

@media print {
    body * { visibility: hidden; }
    #boleta-imprimible, #boleta-imprimible * { visibility: visible; }
    #boleta-imprimible { position: absolute; left: 0; top: 0; width: 100%; border: none; }
}

@media (max-width: 768px) {
    .sidebar {
        width: 70px;
        overflow: hidden;
    }
    .sidebar-header h2, .sidebar-menu span {
        display: none;
    }
    .main-content {
        margin-left: 70px;
        padding: 15px;
    }
}