* {
    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;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 50px auto;
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #333;
    text-align: center;
    margin-bottom: 30px;
    font-size: 2.5em;
}

h2 {
    color: #555;
    margin-bottom: 20px;
    font-size: 1.8em;
}

/* Alerts */
.alert {
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 8px;
    font-weight: 500;
}

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

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

/* Forms */
.form-container {
    max-width: 500px;
    margin: 0 auto;
}

.lead-form {
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: 600;
    font-size: 0.95em;
}

input[type="text"],
input[type="email"],
input[type="tel"] {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1em;
    transition: all 0.3s ease;
}

input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #f0f0f0;
    color: #555;
    margin-top: 15px;
}

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

/* Actions */
.actions {
    text-align: center;
    margin-top: 30px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.actions .btn-primary,
.actions .btn-secondary {
    width: auto;
    min-width: 180px;
}

/* Leads List */
.leads-container {
    max-width: 700px;
    margin: 0 auto;
}

.leads-count {
    background: #f8f9fa;
    padding: 10px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 600;
    color: #555;
}

.leads-list {
    display: grid;
    gap: 15px;
}

.lead-card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #667eea;
    transition: all 0.3s ease;
}

.lead-card:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.lead-name {
    font-size: 1.2em;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
}

.lead-email,
.lead-phone {
    color: #666;
    margin: 5px 0;
    font-size: 0.95em;
}

.lead-date {
    color: #999;
    font-size: 0.85em;
    margin-top: 10px;
}

.no-leads {
    text-align: center;
    color: #999;
    padding: 40px;
    font-size: 1.1em;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 20px;
        margin: 20px auto;
    }
    
    h1 {
        font-size: 2em;
    }
    
    h2 {
        font-size: 1.5em;
    }
}
/* Demo Mode Banner */
.demo-banner {
    background: linear-gradient(135deg, #ff9966 0%, #ff5e62 100%);
    color: white;
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: center;
    font-weight: 600;
    font-size: 1em;
    box-shadow: 0 4px 15px rgba(255, 94, 98, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.85; }
}

/* Lead Source Badge */
.lead-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.lead-source {
    display: inline-block;
    background: linear-gradient(135deg, #0077b5 0%, #00a0dc 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

.lead-category {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}