/* TrakConnect - Estilos Generales */

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

html, body {
    height: 100%;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* ===== COLORES CORPORATIVOS ===== */
:root {
    --color-primary: #667eea;
    --color-primary-dark: #764ba2;
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;
    --color-light: #f3f4f6;
    --color-dark: #111827;
    --color-border: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* ===== LAYOUT PRINCIPAL ===== */
.main-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.main-content {
    flex: 1;
    padding: 20px;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* ===== HEADER / NAVBAR ===== */
.navbar {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: 15px 20px;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    font-weight: 600;
    font-size: 20px;
    text-decoration: none;
    color: white;
}

.navbar-brand img {
    height: 40px;
    width: auto;
}

.navbar-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.navbar-user .label {
    opacity: 0.8;
}

.navbar-user .value {
    font-weight: 600;
}

.btn-logout {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-logout:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ===== FOOTER ===== */
.footer {
    background: #111827;
    color: #9ca3af;
    padding: 20px;
    text-align: center;
    font-size: 12px;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
}

/* ===== COMPONENTES GENERALES ===== */

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    border: 1px solid transparent;
}

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

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

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: white;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-light);
}

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

.btn-success:hover:not(:disabled) {
    background: #059669;
}

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

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
    display: flex;
}

/* Tarjetas */
.card {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.card-header {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-light);
    padding-bottom: 10px;
}

.card-body {
    padding: 0;
}

.card-footer {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--color-light);
}

/* Grid */
.grid {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

@media (max-width: 768px) {
    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(1, 1fr);
    }

    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Alertas */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 15px;
    border-left: 4px solid;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border-color: var(--color-success);
}

.alert-danger {
    background: #fee2e2;
    color: #7f1d1d;
    border-color: var(--color-danger);
}

.alert-warning {
    background: #fef3c7;
    color: #78350f;
    border-color: var(--color-warning);
}

.alert-info {
    background: #dbeafe;
    color: #0c2340;
    border-color: var(--color-info);
}

/* Formularios */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: #374151;
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Tablas */
.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
}

.table th {
    background: var(--color-light);
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: #374151;
    font-size: 14px;
    border-bottom: 2px solid var(--color-border);
}

.table td {
    padding: 12px;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
}

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

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

/* Badge / Etiqueta */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-primary {
    background: rgba(102, 126, 234, 0.2);
    color: var(--color-primary);
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--color-success);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--color-danger);
}

/* Spinner / Loading */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Utilidades */
.text-center {
    text-align: center;
}

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

.text-muted {
    color: #6b7280;
}

.text-success {
    color: var(--color-success);
}

.text-danger {
    color: var(--color-danger);
}

.text-warning {
    color: var(--color-warning);
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-5 { margin-top: 20px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 20px; }

.p-0 { padding: 0; }
.p-1 { padding: 4px; }
.p-2 { padding: 8px; }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }
.p-5 { padding: 20px; }

.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }

.w-100 {
    width: 100%;
}

.h-100 {
    height: 100%;
}

.d-flex {
    display: flex;
}

.d-block {
    display: block;
}

.d-none {
    display: none;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

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

.flex-wrap {
    flex-wrap: wrap;
}

.flex-1 {
    flex: 1;
}

.rounded {
    border-radius: 6px;
}

.rounded-lg {
    border-radius: 8px;
}

.shadow {
    box-shadow: var(--shadow-md);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

.border {
    border: 1px solid var(--color-border);
}

.opacity-50 {
    opacity: 0.5;
}

.opacity-75 {
    opacity: 0.75;
}

/* Responsive */
@media (max-width: 768px) {
    .main-content {
        padding: 15px;
    }

    .navbar-container {
        flex-direction: column;
        gap: 10px;
    }

    .navbar-info {
        width: 100%;
        flex-direction: column;
        gap: 10px;
    }

    .navbar-user {
        width: 100%;
        justify-content: space-between;
    }

    .btn-logout {
        width: 100%;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 13px;
    }

    .navbar {
        padding: 10px;
    }

    .navbar-brand {
        font-size: 16px;
        gap: 10px;
    }

    .navbar-brand img {
        height: 30px;
    }

    .btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .card {
        padding: 15px;
    }

    .table {
        font-size: 12px;
    }

    .table th,
    .table td {
        padding: 8px;
    }
}