:root {
    --primary-color: #4CAF50;
    --secondary-color: #8BC34A;
    --accent-color: #CDDC39;
    --text-dark: #333;
    --text-light: #666;
    --border-color: #ddd;
    --background: #f5f5f5;
    --card-bg: #ffffff;
    --checkbox-checked: #4CAF50;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.logo-section h1 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.company-name {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.card h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

textarea {
    resize: vertical;
    min-height: 80px;
}

/* Notion Section */
.notion-section {
    background: linear-gradient(135deg, #fff, #f9f9f9);
}

.notion-setup {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.status-message {
    padding: 10px;
    border-radius: 5px;
    margin-top: 10px;
    display: none;
}

.status-message.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.status-message.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.status-message.info {
    display: block;
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Customer Search */
.customer-results {
    margin-top: 15px;
}

.customer-item {
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.3s;
    background: white;
}

.customer-item:hover {
    background: var(--accent-color);
    transform: translateX(5px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.customer-item h3 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.customer-item p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin: 3px 0;
}

/* Checklist */
.checklist {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    background: white;
}

.checkbox-item:hover {
    background: #f9f9f9;
    border-color: var(--primary-color);
}

.checkbox-item input[type="checkbox"] {
    width: 22px;
    height: 22px;
    margin-right: 12px;
    cursor: pointer;
    accent-color: var(--checkbox-checked);
}

.checkbox-item span {
    flex: 1;
    font-size: 0.95rem;
}

.checkbox-item.satisfaction {
    background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
    border: 2px solid var(--primary-color);
    font-weight: 600;
    padding: 15px;
}

/* Signatures */
.signature-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.signature-box {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.signature-box label {
    font-weight: 600;
    color: var(--text-dark);
}

.signature-box canvas {
    border: 2px solid var(--border-color);
    border-radius: 5px;
    cursor: crosshair;
    background: white;
    touch-action: none;
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
}

.btn-secondary {
    background: #f5f5f5;
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

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

.action-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 30px;
}

/* Footer */
footer {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 25px;
    margin-top: 30px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.footer-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.footer-info strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 5px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }

    header {
        padding: 20px;
    }

    .logo-section h1 {
        font-size: 1.5rem;
    }

    .card {
        padding: 15px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .signature-section {
        grid-template-columns: 1fr;
    }

    .signature-box canvas {
        width: 100%;
    }

    .action-buttons {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    body {
        background: white;
    }

    .notion-section,
    .customer-section,
    .action-buttons {
        display: none;
    }

    .card {
        box-shadow: none;
        page-break-inside: avoid;
    }
}

/* Loading Spinner */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(76, 175, 80, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

/* Offline Indicator */
.offline-indicator {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #ff9800;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    display: none;
}

.offline-indicator.show {
    display: block;
}