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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

/* Navigation */
.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #667eea;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #764ba2;
}

.user-info {
    color: #666;
    font-size: 0.9rem;
}

/* Pages */
.page {
    display: none;
}

.page.active {
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

/* Auth Page */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
}

.auth-box {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    padding: 3rem;
    width: 100%;
    max-width: 500px;
}

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

.logo-large {
    font-size: 4rem;
    display: block;
}

.auth-header h1 {
    color: #667eea;
    margin: 1rem 0;
}

.subtitle {
    color: #666;
    font-size: 0.9rem;
}

.auth-form h2 {
    margin-bottom: 1.5rem;
    color: #333;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

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

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: #666;
    font-size: 0.85rem;
}

.toggle-form {
    text-align: center;
    margin-top: 1.5rem;
    color: #666;
}

.toggle-form a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f0f0f0;
    color: #333;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.card h3 {
    margin-bottom: 1rem;
    color: #667eea;
}

/* Setup Page */
.form-section {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.form-section h3 {
    margin-bottom: 1.5rem;
    color: #667eea;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 0.5rem;
}

.category-item {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border: 2px solid #e0e0e0;
}

.category-item h4 {
    margin-bottom: 1rem;
    color: #333;
}

.schema-fields {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.field-item {
    padding: 0.75rem;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    margin-bottom: 0.5rem;
    background: white;
}

.field-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.field-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.field-checkbox label {
    flex: 1;
    cursor: pointer;
}

.field-options {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 0.5rem;
    margin-top: 0.5rem;
    border-top: 1px solid #f0f0f0;
}

.field-options label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.field-options input[type="radio"] {
    width: auto;
}

.text-content-item {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    border: 2px solid #e0e0e0;
}

.text-content-item textarea {
    min-height: 100px;
    resize: vertical;
}

.remove-btn {
    background: #dc3545;
    color: white;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    margin-top: 0.5rem;
}

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

/* Status Page */
.status-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

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

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

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

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

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

/* Chat */
.chat-container {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    height: 600px;
    display: flex;
    flex-direction: column;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.message {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 8px;
    max-width: 80%;
}

.message.user {
    background: #667eea;
    color: white;
    margin-left: auto;
    text-align: right;
}

.message.assistant {
    background: white;
    color: #333;
    border: 1px solid #e0e0e0;
}

.chat-input-container {
    display: flex;
    gap: 1rem;
}

.chat-input-container input {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: #333;
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    display: none;
    z-index: 1000;
}

.toast.show {
    display: block;
    animation: slideIn 0.3s;
}

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

/* Loading */
.loading {
    text-align: center;
    padding: 2rem;
    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: 5% auto;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    position: relative;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 1rem;
    top: 1rem;
}

.close:hover,
.close:focus {
    color: #000;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin: 0.25rem;
}

.badge-success {
    background: #d4edda;
    color: #155724;
}

.badge-warning {
    background: #fff3cd;
    color: #856404;
}

.badge-secondary {
    background: #e0e0e0;
    color: #333;
}

.badge-info {
    background: #d1ecf1;
    color: #0c5460;
}

.badge-danger {
    background: #f8d7da;
    color: #721c24;
}

/* WhatsApp Connection Cards */
.whatsapp-connection-card {
    border-left: 4px solid #667eea;
}

.whatsapp-actions {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #f0f0f0;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

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

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

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

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

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

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

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

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

/* Alert */
.alert {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

/* QR Code Container */
#qrCodeContainer {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
}

#qrCodeImage {
    max-width: 100%;
    height: auto;
    border: 2px solid #ddd;
    border-radius: 8px;
    background: white;
}

#qrStatus {
    margin-top: 15px;
    font-weight: bold;
    color: #333;
}