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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.screen {
    min-height: 100vh;
}

/* ============================================ */
/* PANTALLA DE LOGIN */
/* ============================================ */

#login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: #667eea;
    font-size: 32px;
    margin-bottom: 10px;
}

.login-header p {
    color: #666;
    font-size: 14px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #666;
    font-size: 12px;
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: #667eea;
    color: white;
    width: 100%;
}

.btn-primary:hover {
    background: #5568d3;
}

.btn-secondary {
    background: #6c757d;
    color: white;
}

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

.btn-success {
    background: #28a745;
    color: white;
}

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

.btn-danger {
    background: #dc3545;
    color: white;
}

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

.btn-warning {
    background: #ffc107;
    color: #333;
}

.btn-warning:hover {
    background: #e0a800;
}

.btn-info {
    background: #17a2b8;
    color: white;
}

.btn-info:hover {
    background: #138496;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 8px;
    margin-top: 15px;
    font-size: 14px;
}

/* ============================================ */
/* NAVBAR */
/* ============================================ */

.navbar {
    background: white;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar-brand h2 {
    color: #667eea;
    font-size: 24px;
}

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

.navbar-user span {
    color: #333;
    font-weight: 500;
}

/* ============================================ */
/* CONTENEDOR PRINCIPAL */
/* ============================================ */

.container {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 20px;
}

.header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    background: white;
    padding: 20px;
    border-radius: 10px;
}

.header-actions h3 {
    color: #333;
    font-size: 24px;
}

/* ============================================ */
/* GRID DE BOTS */
/* ============================================ */

.bots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.bot-card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.bot-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.bot-card-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 15px;
}

.bot-card-header h4 {
    color: #333;
    font-size: 18px;
}

.status-badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.status-running {
    background: #d4edda;
    color: #155724;
}

.status-stopped {
    background: #f8d7da;
    color: #721c24;
}

.status-error {
    background: #fff3cd;
    color: #856404;
}

.status-creating {
    background: #d1ecf1;
    color: #0c5460;
}

.bot-card-info {
    margin: 15px 0;
}

.info-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    color: #666;
    font-size: 13px;
}

.info-value {
    color: #333;
    font-weight: 500;
    font-size: 13px;
}

.bot-card-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 15px;
}

.bot-card-actions .btn {
    padding: 8px;
    font-size: 13px;
}

.loading {
    text-align: center;
    padding: 40px;
    color: #666;
    font-size: 16px;
}

/* ============================================ */
/* MODAL */
/* ============================================ */

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    overflow-y: auto;
}

.modal-content {
    background-color: white;
    margin: 50px auto;
    padding: 0;
    border-radius: 10px;
    width: 90%;
    max-width: 700px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.3);
}

.modal-large {
    max-width: 900px;
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    color: #333;
    margin: 0;
}

.close {
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 20px;
}

.close:hover {
    color: #000;
}

.modal-content form {
    padding: 30px;
}

.form-section {
    margin-bottom: 25px;
}

.form-section h4 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

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

/* ============================================ */
/* LOGS */
/* ============================================ */

.logs-container {
    padding: 20px;
    max-height: 600px;
    overflow-y: auto;
    background: #f8f9fa;
    font-family: 'Courier New', monospace;
    font-size: 13px;
}

.log-entry {
    padding: 10px;
    margin-bottom: 8px;
    border-radius: 5px;
    background: white;
    border-left: 4px solid #667eea;
}

.log-entry.error {
    border-left-color: #dc3545;
    background: #fff5f5;
}

.log-entry.warning {
    border-left-color: #ffc107;
    background: #fffef5;
}

.log-entry.info {
    border-left-color: #17a2b8;
    background: #f5fcff;
}

.log-timestamp {
    color: #666;
    font-size: 11px;
    margin-bottom: 5px;
}

.log-message {
    color: #333;
}

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

@media (max-width: 768px) {
    .bots-grid {
        grid-template-columns: 1fr;
    }

    .navbar {
        flex-direction: column;
        gap: 15px;
    }

    .header-actions {
        flex-direction: column;
        gap: 15px;
    }

    .bot-card-actions {
        grid-template-columns: 1fr;
    }
}