/* style.css - New Clean Design */

/* --- Variables (Optional, for easy color changes) --- */
:root {
    --primary-color: #2a9d8f; /* Teal/Blue */
    --secondary-color: #6c757d; /* Grey */
    --accent-color: #264653;  /* Dark Slate Blue/Green */
    --success-color: #28a745; /* Green */
    --danger-color: #dc3545;  /* Red */
    --light-bg: #f8f9fa;
    --white-bg: #ffffff;
    --dark-text: #343a40;
    --light-text: #f8f9fa;
    --border-color: #dee2e6;
    --font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    --box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
    --border-radius: 0.3rem;
}

/* --- Basic Reset & Body --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px; /* Base font size */
}

body {
    font-family: var(--font-family-sans-serif);
    line-height: 1.6;
    color: var(--dark-text);
    background-color: var(--light-bg); /* Light grey page background */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- Header --- */
header {
    background-color: var(--accent-color); /* Dark Slate Blue/Green */
    color: var(--light-text);
    padding: 1.2rem 1rem;
    text-align: center;
    width: 100%;
}

header h1 {
    margin-bottom: 0.25rem;
    font-weight: 600;
    font-size: 2rem;
}

header h2 {
    font-size: 1.1rem;
    font-weight: 300; /* Lighter weight for subtitle */
    color: rgba(255, 255, 255, 0.8); /* Slightly transparent white */
}

/* --- Main Content Container --- */
main {
    flex-grow: 1;
    max-width: 1140px; /* Wider container */
    width: 95%; /* Responsive width */
    margin: 2rem auto; /* More vertical space */
    background-color: var(--white-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 2rem; /* Generous padding */
}

main > h2, main > h3 { /* Target only direct children headings if needed */
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 500;
}
main h3 { /* Smaller section headings */
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    border: none; /* No border for H3 */
    padding-bottom: 0;
}

/* Styled Lists (for About/Privacy pages) */
ul.styled-list {
    list-style: none;
    padding-left: 0;
}
ul.styled-list li {
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
}
ul.styled-list li::before {
    content: '✓'; /* Checkmark or other icon */
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}


/* --- Footer --- */
footer {
    background-color: #343a40; /* Dark Grey Footer */
    color: var(--light-text);
    text-align: center;
    padding: 1.5rem 1rem;
    margin-top: 3rem;
    width: 100%;
}
footer p {
    margin-bottom: 0.5rem;
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.7);
}
footer nav a {
    color: var(--light-text);
    text-decoration: none;
    margin: 0 12px;
    transition: color 0.3s ease;
}
footer nav a:hover {
    color: var(--primary-color); /* Teal hover */
}

/* --- Quotation Generator --- */
#quotation-generator {
    display: flex;
    flex-direction: column;
    gap: 2rem; /* Use gap for spacing between sections */
}

.section {
    border: none; /* Remove borders from sections */
    padding: 0; /* Remove padding from section wrappers */
    margin-bottom: 0; /* Remove margin, rely on gap */
}

/* --- Forms --- */
label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500; /* Medium weight */
    color: var(--dark-text);
    font-size: 0.95em;
}
label.checkbox-label {
    display: inline-flex; /* Align checkbox and text */
    align-items: center;
    font-weight: normal;
    font-size: 0.9em;
    margin-top: 0.5rem; /* Space above checkbox */
    cursor: pointer;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="email"],
textarea {
    width: 100%;
    padding: 0.75rem 1rem; /* More padding */
    margin-bottom: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background-color: var(--white-bg);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
input[type="text"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="email"]:focus,
textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(42, 157, 143, 0.25); /* Focus glow */
    outline: none;
}

input[type="date"] {
    background-color: var(--white-bg); /* Match other inputs */
    color: var(--dark-text);
    min-height: calc(1.6em + 1.5rem + 2px); /* Match height */
}
/* Styling date input appearance requires vendor prefixes or complex tricks */

textarea {
    resize: vertical;
    min-height: 100px;
}

input[type="file"] {
    padding: 0.5rem; /* Add some padding around file input */
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    width: 100%;
    margin-bottom: 5px;
    font-size: 0.9em;
    cursor: pointer;
}
input[type="file"]::file-selector-button {
    padding: 0.6rem 1rem;
    margin: -0.5rem 0.8rem -0.5rem -0.5rem; /* Adjust margin to fit padding */
    border: none; /* Remove default border */
    border-right: 1px solid var(--border-color); /* Add border between button and text */
    border-radius: var(--border-radius) 0 0 var(--border-radius); /* Round left corners */
    background-color: var(--light-bg); /* Light grey button */
    color: var(--dark-text);
    cursor: pointer;
    transition: background-color 0.2s ease-in-out;
}
input[type="file"]::file-selector-button:hover {
    background-color: #e2e6ea; /* Slightly darker grey on hover */
}

/* Form Grid Layout */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem 1.5rem;
}
.bank-grid {
    /* Example: Force 3 columns for bank details if desired */
    /* grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); */
}

/* Checkbox */
#autoValidity {
    margin-right: 8px;
    width: 1.1em;
    height: 1.1em;
    accent-color: var(--primary-color);
    cursor: pointer;
    vertical-align: middle; /* Align checkbox better */
}

.help-icon {
    display: inline-block;
    background-color: #17a2b8; /* Info Blue */
    color: white;
    font-weight: bold;
    font-size: 0.8em;
    width: 1.5em;
    height: 1.5em;
    line-height: 1.5em;
    text-align: center;
    border-radius: 50%; /* Circle */
    cursor: help;
    margin-left: 8px;
    vertical-align: middle;
    transition: transform 0.2s ease;
}
.help-icon:hover {
    transform: scale(1.1);
}

#logoPreview {
    border: 1px dashed var(--border-color);
    min-height: 60px;
    max-width: 150px;
    max-height: 50px;
    object-fit: contain;
    display: block;
    margin-top: 10px;
    padding: 8px;
    border-radius: var(--border-radius);
    background-color: var(--light-bg);
}

/* --- Items Table --- */
.table-responsive {
    overflow-x: auto; /* Make table scrollable on small screens */
    margin-bottom: 1rem;
}
#itemsTable {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.5rem;
    white-space: nowrap; /* Prevent wrapping initially */
}
#itemsTable th, #itemsTable td {
    border: 1px solid var(--border-color);
    padding: 0.8rem 1rem; /* More padding */
    text-align: left;
    font-size: 0.95rem;
    vertical-align: middle;
    white-space: normal; /* Allow content wrapping */
}
#itemsTable th {
    background-color: var(--light-bg);
    font-weight: 600;
    color: var(--dark-text);
}
#itemsTable input[type="text"], #itemsTable input[type="number"] {
    width: 95%; padding: 0.5rem; margin-bottom: 0; font-size: 0.9rem; border: 1px solid #ced4da;
}
#itemsTable .item-total { font-weight: bold; text-align: right; }
#itemsTable .remove-item-btn {
    background-color: transparent;
    color: var(--danger-color);
    border: none;
    padding: 0.3rem 0.6rem;
    border-radius: 50%; /* Circle */
    cursor: pointer;
    font-size: 1rem; /* Make X larger */
    font-weight: bold;
    line-height: 1;
    transition: background-color 0.2s ease, color 0.2s ease;
}
#itemsTable .remove-item-btn:hover {
    background-color: var(--danger-color);
    color: white;
}

.grand-total {
    text-align: right;
    margin-top: 1.5rem;
    font-size: 1.3em;
    font-weight: bold;
    color: var(--dark-text);
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    font-weight: 500;
    color: var(--light-text);
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    user-select: none;
    background-color: transparent;
    border: 1px solid transparent;
    padding: 0.75rem 1.5rem; /* Standard button padding */
    font-size: 1rem;
    line-height: 1.5;
    border-radius: var(--border-radius);
    transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out, transform .1s ease;
    text-decoration: none; /* Remove underline from links styled as buttons */
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 .3rem .8rem rgba(0,0,0,0.1); }
.btn:active { transform: translateY(0); box-shadow: none; }

.btn-primary { background-color: var(--primary-color); border-color: var(--primary-color); }
.btn-primary:hover { background-color: #248a7f; border-color: #248a7f; } /* Darker Teal */

.btn-secondary { background-color: var(--secondary-color); border-color: var(--secondary-color); }
.btn-secondary:hover { background-color: #5a6268; border-color: #545b62; } /* Darker Grey */

.btn-accent { background-color: var(--accent-color); border-color: var(--accent-color); }
.btn-accent:hover { background-color: #1d3540; border-color: #1d3540; } /* Darker Slate */

.btn-success { background-color: var(--success-color); border-color: var(--success-color); }
.btn-success:hover { background-color: #218838; border-color: #1e7e34; } /* Darker Green */

.btn-sm { padding: 0.5rem 1rem; font-size: 0.875rem; line-height: 1.5; border-radius: 0.2rem; }

.action-buttons-section { text-align: center; padding-top: 1rem; }
.generate-section { text-align: center; padding-top: 1rem; }

/* --- Preview Area --- */
#previewArea {
    margin-top: 2rem;
    border: 1px solid var(--border-color); /* Subtle border */
    padding: 2rem;
    background-color: var(--white-bg); /* White background */
    border-radius: var(--border-radius);
}
#previewContent { margin-bottom: 1.5rem; line-height: 1.6; font-size: 1rem; color: var(--dark-text); }
#previewContent h3 { font-size: 1.5rem; text-align: center; margin-bottom: 1.5rem; font-weight: 500; color: var(--accent-color); }
#previewContent h4 { font-size: 1.8rem; text-align: center; margin-bottom: 1.5rem; font-weight: 600; color: var(--dark-text); } /* Quotation title */
#previewContent .preview-header img { display: block; margin: 0 auto 1.5rem auto; max-width: 150px; max-height: 50px; object-fit: contain; border: none; }
#previewContent .preview-meta { margin-bottom: 1.5rem; display: flex; justify-content: space-between; font-size: 0.9rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border-color); }
#previewContent .preview-meta p { margin: 0 0 0.4rem 0; }
#previewContent .preview-meta strong { font-weight: 600; }
#previewContent .preview-parties { margin-bottom: 1.5rem; display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; font-size: 0.95rem; }
#previewContent .preview-parties div { line-height: 1.5; }
#previewContent .preview-parties strong { display: block; margin-bottom: 0.5rem; font-weight: 600; color: var(--dark-text); }
#previewContent .preview-parties p { margin: 0; white-space: pre-wrap; color: #555; }
#previewContent .preview-items { margin-bottom: 1.5rem; }
#previewContent .preview-items table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
#previewContent .preview-items th, #previewContent .preview-items td { border: 1px solid var(--border-color); padding: 0.75rem; text-align: left; vertical-align: top; }
#previewContent .preview-items th { background-color: var(--light-bg); font-weight: 600; }
#previewContent .preview-items td:nth-child(2), /* Rate */
#previewContent .preview-items td:nth-child(4), /* Qty */
#previewContent .preview-items td:nth-child(5), /* Disc */
#previewContent .preview-items td:nth-child(6)  /* Total */
{ text-align: right; }
#previewContent .preview-total { text-align: right; font-weight: bold; margin-top: 1rem; font-size: 1.2em; padding-top: 1rem; border-top: 1px solid var(--border-color); }
#previewContent .preview-notes, #previewContent .preview-bank { margin-top: 1.5rem; font-size: 0.9rem; white-space: pre-wrap; border-top: 1px solid #eee; padding-top: 1rem; color: #555; line-height: 1.5; }
#previewContent .preview-bank p { margin: 0 0 0.3rem 0; }
#previewContent .preview-notes strong, #previewContent .preview-bank strong { color: var(--dark-text); display: block; margin-bottom: 0.6rem; font-weight: 600; }
#previewContent .preview-links { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid #eee; text-align: center; font-size: 0.9rem; }
#previewContent .preview-links a { margin: 0 15px; color: var(--primary-color); text-decoration: none; font-weight: 500; }
#previewContent .preview-links a:hover { text-decoration: underline; }

/* --- Contact Page Specific --- */
.form-note { font-size: 0.85em; color: #6c757d; margin-top: 1rem; }
.form-group { margin-bottom: 1.5rem; /* More space between form groups */ }

/* Page specific buttons alignment */
.page-buttons { text-align: center; margin-top: 2.5rem; }


/* --- Responsive Adjustments --- */
@media (max-width: 992px) {
    main { max-width: 960px; padding: 1.5rem; }
    .form-grid { gap: 1rem; }
}

@media (max-width: 768px) {
    html { font-size: 15px; }
    main { margin: 1.5rem auto; width: 96%; padding: 1.2rem; }
    header h1 { font-size: 1.8rem; }
    header h2 { font-size: 1rem; }
    .form-grid { grid-template-columns: 1fr; gap: 0.8rem; } /* Stack grid items */
    .company-client-section .form-grid { gap: 1.5rem; } /* More space between textareas */
    #previewContent .preview-meta { flex-direction: column; gap: 0.5rem; }
    #previewContent .preview-parties { grid-template-columns: 1fr; gap: 1rem; }
}

@media (max-width: 576px) {
    html { font-size: 14px; }
    main { margin: 1rem auto; padding: 1rem; }
    header { padding: 1rem; }
    header h1 { font-size: 1.6rem; }
    header h2 { font-size: 0.9rem; }
    .btn { padding: 0.6rem 1.2rem; font-size: 0.9rem; }
    footer nav a { margin: 0 8px; }
    #itemsTable th, #itemsTable td { padding: 0.6rem; }
    #previewContent .preview-meta, #previewContent .preview-parties { font-size: 0.85rem; }
}