body {
    font-family: Arial, sans-serif;
    background-color: #f0f2f5;
    color: #333;
    line-height: 1.6;
    padding: 20px;
    padding-top: 100px; /* Add padding to prevent content from hiding behind fixed header */
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
}

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
}

.logo-text {
    font-size: 1.5em;
    font-weight: bold;
    color: #2c3e50;
}

.header-button {
    background-color: #3498db;
    color: white;
    padding: 8px 15px;
    border-radius: 4px;
    text-decoration: none;
    transition: background-color 0.3s;
}

.header-button:hover {
    background-color: #2980b9;
}

.container {
    width: 100%;
    max-width: 800px;
    background: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

h1, h2 {
    text-align: center;
    color: #2c3e50;
}

/* --- Project Selection Screen --- */
.project-screen {
    display: none;
}
.project-screen.active-screen {
    display: block;
}

#project-selection-screen {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
}

.project-option {
    flex-basis: 220px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: #fff;
}

.project-option:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
    border-color: #3498db;
}

.project-option h2 {
    margin-top: 0;
}

.instant-quote-text {
    color: #27ae60;
    font-weight: bold;
}

/* --- General Form Styles --- */
.form-step {
    display: none;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 20px;
    margin-bottom: 20px;
    animation: fadeIn 0.5s;
}

.form-step.active-step {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

legend {
    padding: 0 10px;
    font-weight: bold;
    color: #3498db;
    font-size: 1.2em;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: #3498db;
    outline: none;
}

.form-group input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
}

.project-controls {
    margin-bottom: 20px;
    padding: 15px;
    background-color: #ecf0f1;
    border-radius: 5px;
    display: flex;
    gap: 15px;
    align-items: center;
}

/* --- Specific Template Styles --- */
.br-port-template, .addon-template {
    border: 1px solid #e0e0e0;
    padding: 15px;
    margin-top: 15px;
    border-radius: 5px;
    background-color: #fafafa;
}

.br-port-template h4, .addon-template h4 {
    margin-top: 0;
    color: #555;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

/* --- Navigation & Buttons --- */
.navigation-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
}

button, .button-like {
    background-color: #3498db;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    text-align: center;
    transition: background-color 0.3s;
}

button:hover, .button-like:hover {
    background-color: #2980b9;
}

#prev-btn, .back-to-selection {
    background-color: #95a5a6;
}

#prev-btn:hover, .back-to-selection:hover {
    background-color: #7f8c8d;
}

.delete-br-port, .delete-addon {
    background-color: #e74c3c;
    margin-top: 10px;
}
.delete-br-port:hover, .delete-addon:hover {
    background-color: #c0392b;
}

/* --- Summary --- */
#quote-summary {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 5px;
    border: 1px solid #e9ecef;
}

#quote-summary h2, #quote-summary h3 {
    text-align: left;
}

#quote-summary h3 {
    margin-top: 20px;
    color: #27ae60;
}

#quote-breakdown ul {
    list-style-type: none;
    padding-left: 0;
}

#quote-breakdown li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.info-box {
    background-color: #eaf5ff;
    border-left: 4px solid #3498db;
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
}

.info-box p {
    margin: 0;
    font-size: 0.95em;
}

/* --- Cutting Service Styles --- */
#cutting-screen fieldset {
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 20px;
    margin-bottom: 20px;
}

#cutting-panels-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
}

.cutting-panel-template {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr auto auto;
    gap: 10px;
    align-items: center;
}

.cutting-panel-template input {
    flex-grow: 1;
}

#cutting-quote-summary {
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 5px;
    margin-bottom: 15px;
    font-size: 1.1em;
    font-weight: bold;
    text-align: center;
}
/* --- Modal Styles --- */
.modal {
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
    display: none; /* Hidden by default */
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: #fefefe;
    padding: 25px;
    border: 1px solid #888;
    width: 90%;
    max-width: 600px;
    border-radius: 8px;
    position: relative;
    animation: fadeIn 0.3s;
    margin: auto; /* This helps with centering */
}

.close-button {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    line-height: 1;
}

.close-button:hover,
.close-button:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}