/* ATLAS - Sistema de Gestión y Asignación de Contratos */
/* Estilos Responsive con Menú Lateral Fijo */

:root {
    --primary-color: #4F46E5;
    --primary-hover: #4338CA;
    --secondary-color: #6B7280;
    --success-color: #10B981;
    --danger-color: #EF4444;
    --warning-color: #F59E0B;
    --info-color: #3B82F6;
    --light-color: #F9FAFB;
    --dark-color: #1F2937;
    --sidebar-width: 260px;
    --header-height: 70px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    background-attachment: fixed;
    color: #1F2937;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Login Page */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: moveBackground 20s linear infinite;
}

@keyframes moveBackground {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-box h1 {
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    font-size: 2.5em;
    font-weight: 700;
    letter-spacing: -1px;
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    font-size: 0.9em;
}

.login-info {
    margin-top: 20px;
    padding: 15px;
    background: var(--light-color);
    border-radius: 5px;
    font-size: 0.85em;
    color: #666;
}

.login-info p {
    margin: 5px 0;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, #1F2937 0%, #111827 100%);
    color: white;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header {
    padding: 20px;
    background: rgba(0,0,0,0.2);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar-header h2 {
    font-size: 1.8em;
    margin-bottom: 5px;
    color: var(--warning-color);
}

.sidebar-subtitle {
    font-size: 0.85em;
    color: rgba(255,255,255,0.7);
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 3px solid transparent;
    position: relative;
    margin: 2px 10px;
    border-radius: 8px;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-item:hover {
    background: rgba(255,255,255,0.1);
    color: white;
    transform: translateX(5px);
}

.nav-item:hover::before {
    transform: scaleY(1);
}

.nav-item.active {
    background: rgba(79, 70, 229, 0.2);
    color: white;
    border-left-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.nav-item.active::before {
    transform: scaleY(1);
}

.nav-icon {
    margin-right: 12px;
    font-size: 1.2em;
}

.sidebar-footer {
    padding: 20px;
    background: rgba(0,0,0,0.2);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.user-profile {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.user-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 12px;
}

.user-details {
    flex: 1;
}

.user-details strong {
    display: block;
    font-size: 0.9em;
}

.user-details small {
    color: rgba(255,255,255,0.7);
    font-size: 0.8em;
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    padding: 0;
}

.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 20px 30px;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header h1 {
    font-size: 1.8em;
    color: var(--dark-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.content {
    padding: 30px;
}

/* Cards */
.card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

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

.card h2 {
    font-size: 1.5em;
    margin-bottom: 20px;
    color: var(--dark-color);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1em;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
}

.form-text {
    display: block;
    margin-top: 5px;
    font-size: 0.85em;
    color: #6c757d;
    font-style: italic;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

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

.search-form {
    margin-bottom: 20px;
}

.info-text {
    padding: 10px;
    background: var(--light-color);
    border-radius: 5px;
    color: var(--dark-color);
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    font-size: 1em;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s;
    font-weight: 500;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: white;
    box-shadow: 0 4px 6px -1px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #3730A3 100%);
    box-shadow: 0 6px 12px -2px rgba(79, 70, 229, 0.4);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background: #5a6268;
}

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

.btn-danger:hover {
    background: #c82333;
}

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

.btn-success:hover {
    background: #218838;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.9em;
}

.btn-block {
    width: 100%;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.table thead {
    background: var(--light-color);
}

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.table th {
    font-weight: 600;
    color: var(--dark-color);
}

.table tbody tr {
    transition: all 0.2s ease;
}

.table tbody tr:hover {
    background: var(--light-color);
    transform: scale(1.01);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.table-warning {
    background-color: #fff3cd !important;
}

.table-warning:hover {
    background-color: #ffeaa7 !important;
}

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

.text-muted {
    color: #6c757d;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 0.85em;
    font-weight: 500;
}

.badge-pendiente {
    background: var(--warning-color);
    color: #000;
}

.badge-contactado {
    background: var(--success-color);
    color: white;
}

.badge-cancelado {
    background: var(--danger-color);
    color: white;
}

.badge-administrador {
    background: #6f42c1;
    color: white;
}

.badge-supervisor {
    background: #17a2b8;
    color: white;
}

.badge-sucursal {
    background: #fd7e14;
    color: white;
}

.badge-success {
    background: var(--success-color);
    color: white;
}

.badge-danger {
    background: var(--danger-color);
    color: white;
}

.badge-info {
    background: var(--info-color);
    color: white;
}

/* Alerts */
.alert {
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-info {
    background: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* KPI Cards */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.kpi-card {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-top: 4px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.kpi-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.kpi-card:hover::before {
    transform: scaleX(1);
}

.kpi-card h3 {
    font-size: 1em;
    color: #666;
    margin-bottom: 10px;
    font-weight: 500;
}

.kpi-value {
    font-size: 2.5em;
    font-weight: bold;
    color: var(--dark-color);
}

.kpi-pendiente .kpi-value {
    color: var(--warning-color);
}

.kpi-contactado .kpi-value {
    color: var(--success-color);
}

.kpi-cancelado .kpi-value {
    color: var(--danger-color);
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.chart-card {
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.chart-card h3 {
    margin-bottom: 20px;
    color: var(--dark-color);
}

.chart-card canvas {
    max-height: 300px;
}

/* Detail View */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-bottom: 25px;
}

.detail-section {
    padding: 20px;
    background: var(--light-color);
    border-radius: 5px;
}

.detail-section h3 {
    margin-bottom: 15px;
    color: var(--dark-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

.detail-section p {
    margin-bottom: 10px;
}

/* Historial */
.historial-list {
    max-height: 400px;
    overflow-y: auto;
}

.historial-item {
    background: white;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 5px;
    border-left: 4px solid var(--primary-color);
}

.historial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.historial-body {
    color: #666;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    overflow: auto;
}

.modal-content {
    background-color: white;
    margin: 50px auto;
    padding: 30px;
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    position: relative;
    box-shadow: var(--shadow-xl);
    animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    color: #aaa;
    cursor: pointer;
}

.close:hover {
    color: var(--dark-color);
}

/* Calendar */
#calendar {
    max-width: 100%;
    margin: 0 auto;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 25px;
    padding: 20px;
    flex-wrap: wrap;
}

.pagination-info {
    padding: 8px 15px;
    color: var(--dark-color);
    font-weight: 500;
    margin: 0 10px;
}

.pagination .btn-sm {
    min-width: 40px;
    text-align: center;
}

.pagination span:not(.pagination-info) {
    padding: 0 5px;
    color: #6c757d;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .header {
        padding: 15px;
    }
    
    .content {
        padding: 15px;
    }
    
    .kpi-grid {
        grid-template-columns: 1fr;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .table {
        font-size: 0.9em;
    }
    
    .table th,
    .table td {
        padding: 8px;
    }
}

@media (max-width: 480px) {
    .login-box {
        padding: 25px;
    }
    
    .card {
        padding: 15px;
    }
    
    .modal-content {
        width: 95%;
        padding: 20px;
        margin: 20px auto;
    }
}