/* Global styles for a clean, professional look */
body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(to right, #f0f4f8, #d9e2ec); /* Trust-inspiring gradient */
    color: #333;
    margin: 0;
    padding: 20px;
    line-height: 1.6;
}

header {
    text-align: center;
    color: #007bff;
    margin-bottom: 20px;
}

main {
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

#form-section, #preview-section {
    width: 48%;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.input-group {
    margin-bottom: 10px;
}

label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
}

input, textarea, select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-sizing: border-box;
}

button {
    padding: 10px 15px;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s, transform 0.2s;
}

button:hover {
    background: #218838;
    transform: scale(1.05);
}

#items-container .item-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    padding: 10px;
    background: #f8f9fa;
    border-radius: 5px;
    cursor: move; /* For drag-drop */
}

#items-container .item-row input {
    flex: 1;
}

#items-container .item-row button {
    background: #dc3545;
}

#items-container .item-row button:hover {
    background: #c82333;
}

/* Preview styles - make it look like a real invoice */
#invoice-preview {
    padding: 20px;
    border: 1px dashed #007bff;
    min-height: 500px;
    background: white;
    border-radius: 5px;
}

#invoice-preview .header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

#invoice-preview .business-name {
    font-size: 28px;
    font-weight: bold;
    margin: 0;
}

#invoice-preview h3 {
    text-align: center;
    margin-bottom: 20px;
}

#invoice-preview .section {
    margin-bottom: 15px;
}

#invoice-preview .items-table {
    width: 100%;
    border-collapse: collapse;
}

#invoice-preview .items-table th, #invoice-preview .items-table td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

#invoice-preview .totals {
    text-align: right;
    font-weight: bold;
}

#invoice-preview .notes, #invoice-preview .payment-methods {
    margin-top: 20px;
    font-style: italic;
    border-top: 1px solid #ddd;
    padding-top: 10px;
}

/* Logo styling */
#invoice-preview .logo {
    max-width: 150px;
    max-height: 100px;
}

/* Template styles for professional look */
.template-minimalist {
    font-family: 'Roboto', sans-serif;
    color: #333;
    border: 1px solid #ccc;
}

.template-creative {
    font-family: 'Roboto', sans-serif;
    color: #0056b3;
    background: linear-gradient(to bottom, #e3f2fd, #bbdefb);
    border: 2px dotted #007bff;
    border-radius: 10px;
}

.template-professional {
    font-family: 'Times New Roman', serif;
    color: #000;
    background: #fff;
    border: 1px solid #000;
}

/* Progress bar */
#progress-bar-container {
    margin: 20px 0;
}

#progress-bar {
    height: 20px;
    background: #ddd;
    border-radius: 10px;
    overflow: hidden;
}

#progress-bar::before {
    content: '';
    display: block;
    height: 100%;
    width: var(--width, 0);
    background: #28a745;
    transition: width 0.5s ease;
}

/* Template selector buttons */
#template-selector button {
    margin-right: 10px;
    margin-bottom: 10px; /* Added for mobile spacing */
    background: #007bff;
    min-width: 100px; /* Ensure consistent size */
}

#template-selector button:hover {
    background: #0056b3;
}

/* Creator contact styling */
#creator-contact {
    margin-top: 20px;
    text-align: center;
}

#creator-contact h3 {
    font-size: 16px;
    color: #007bff;
    margin-bottom: 10px;
}

#creator-contact p {
    font-size: 14px;
}

#creator-contact a {
    color: #007bff;
    text-decoration: none;
    margin: 0 5px;
    transition: color 0.3s;
}

#creator-contact a:hover {
    color: #0056b3;
    text-decoration: underline;
}

#creator-contact i {
    margin-right: 5px;
}

/* Animations for friendliness */
.item-row {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive design */
@media (max-width: 768px) {
    main {
        flex-direction: column;
    }
    #form-section, #preview-section {
        width: 100%;
    }
    footer button {
        margin: 10px; /* Spaced for mobile */
        width: 100%; /* Full-width buttons */
        max-width: 200px; /* Limit width */
    }
    #template-selector {
        display: flex;
        flex-wrap: wrap;
        gap: 15px; /* Increased spacing for mobile */
    }
    #template-selector button {
        flex: 1 1 100%; /* Full-width buttons on mobile */
        max-width: 150px; /* Limit width for aesthetics */
    }
    #creator-contact p {
        font-size: 12px; /* Smaller text for mobile */
    }
}

footer {
    text-align: center;
    margin-top: 20px;
}

/* Print styles */
@media print {
    body * {
        visibility: hidden;
    }
    #invoice-preview, #invoice-preview * {
        visibility: visible;
    }
    #invoice-preview {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        padding: 0;
        border: none;
        box-shadow: none;
        background: white;
    }
}