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

:root {
    --primary-red: #DC143C;
    --dark-red: #B71C1C;
    --light-red: #FF6B6B;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --dark-gray: #333333;
    --medium-gray: #666666;
    --border-color: #E0E0E0;
    --success-green: #4CAF50;
    --shadow: 0 2px 8px rgba(220, 20, 60, 0.1);
    --shadow-hover: 0 4px 16px rgba(220, 20, 60, 0.2);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #F5F5F5 0%, #FFFFFF 100%);
    color: var(--dark-gray);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    color: var(--white);
    padding: 30px 40px;
    border-radius: 12px;
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow-hover);
}

.logo {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--success-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Config Section */
.config-section {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-red);
}

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

.config-header h2 {
    color: var(--dark-red);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

.config-subtitle {
    color: var(--medium-gray);
    font-size: 14px;
    margin: 0;
}

.config-toggle-btn {
    padding: 8px 16px;
    background: var(--primary-red);
    color: var(--white);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: background 0.2s;
}

.config-toggle-btn:hover {
    background: var(--dark-red);
}

.config-content {
    margin-top: 20px;
}

.config-form {
    display: grid;
    gap: 20px;
    margin-bottom: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: var(--dark-gray);
    font-size: 14px;
}

.form-group input {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-red);
}

.form-group small {
    color: var(--medium-gray);
    font-size: 12px;
}

.config-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.btn-primary {
    padding: 12px 24px;
    background: var(--primary-red);
    color: var(--white);
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-primary:hover {
    background: var(--dark-red);
}

.btn-secondary {
    padding: 12px 24px;
    background: var(--white);
    color: var(--primary-red);
    border: 2px solid var(--primary-red);
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: var(--light-gray);
}

.config-message {
    padding: 12px;
    border-radius: 6px;
    font-size: 14px;
    margin-top: 10px;
    display: none;
}

.config-message.success {
    background: #E8F5E9;
    color: #388E3C;
    border: 1px solid #4CAF50;
    display: block;
}

.config-message.error {
    background: #FFEBEE;
    color: #C62828;
    border: 1px solid #EF5350;
    display: block;
}

.config-status {
    background: var(--light-gray);
    padding: 20px;
    border-radius: 8px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.status-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.status-label {
    font-size: 12px;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.status-value {
    font-size: 16px;
    color: var(--dark-gray);
    font-weight: 600;
}

.status-value.configured {
    color: var(--success-green);
}

.status-value.not-configured {
    color: #FF5722;
}

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

.stat-card {
    background: var(--white);
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: transform 0.2s, box-shadow 0.2s;
    border-left: 4px solid var(--primary-red);
}

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

.stat-icon {
    font-size: 32px;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--light-red) 0%, var(--primary-red) 100%);
    border-radius: 12px;
    color: var(--white);
}

.stat-content {
    flex: 1;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-red);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 14px;
    color: var(--medium-gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Content Section */
.content-section {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
    gap: 15px;
}

.section-header h2 {
    color: var(--dark-red);
    font-size: 24px;
    font-weight: 700;
}

.filter-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 16px;
    border: 2px solid var(--border-color);
    background: var(--white);
    color: var(--medium-gray);
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.filter-btn:hover {
    border-color: var(--primary-red);
    color: var(--primary-red);
}

.filter-btn.active {
    background: var(--primary-red);
    color: var(--white);
    border-color: var(--primary-red);
}

/* Events Table */
.events-table-container {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.events-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.events-table thead {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--dark-red) 100%);
    color: var(--white);
}

.events-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
}

.events-table td {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
}

.events-table tbody tr {
    transition: background 0.2s;
}

.events-table tbody tr:hover {
    background: var(--light-gray);
}

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

.event-type {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.event-type.PageView {
    background: #E3F2FD;
    color: #1976D2;
}

.event-type.UserRegistration {
    background: #E8F5E9;
    color: #388E3C;
}

.event-type.CompanionRegistration {
    background: #FFF3E0;
    color: #F57C00;
}

.event-type.WhatsAppClick {
    background: #F3E5F5;
    color: #7B1FA2;
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    cursor: help;
    white-space: nowrap;
}

.status-badge.success {
    background: #E8F5E9;
    color: #388E3C;
}

.status-badge.error {
    background: #FFEBEE;
    color: #C62828;
}

.loading {
    text-align: center;
    color: var(--medium-gray);
    padding: 40px !important;
}

/* Endpoint Section */
.endpoint-section {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow);
}

.endpoint-section h2 {
    color: var(--dark-red);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 25px;
}

.endpoint-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.endpoint-card {
    background: var(--light-gray);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-red);
}

.endpoint-card h3 {
    color: var(--dark-red);
    font-size: 18px;
    margin-bottom: 10px;
}

.endpoint-url {
    display: block;
    background: var(--white);
    padding: 10px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 13px;
    color: var(--primary-red);
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
}

.endpoint-example {
    background: var(--dark-gray);
    color: #A5D6A7;
    padding: 15px;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    overflow-x: auto;
    line-height: 1.5;
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

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

    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .endpoint-cards {
        grid-template-columns: 1fr;
    }

    .events-table {
        font-size: 12px;
    }

    .events-table th,
    .events-table td {
        padding: 10px;
    }
}