/* ============================================
   Business Proposal Styles
   ============================================ */

/* ============================================
   CSS Custom Properties (Variables)
   ============================================ */
:root {
    --bp-primary-color: #C2A15D;
    --bp-primary-dark: #003428;
    --bp-primary-blue: #007bff;
    --bp-primary-blue-dark: #0056b3;
    --bp-success-color: #17a2b8;
    --bp-danger-color: #dc3545;
    --bp-light-gray: #f8f9fa;
    --bp-medium-gray: #6c757d;
    --bp-dark-gray: #adb5bd;
    --bp-border-color: #dee2e6;
    --bp-border-radius: 0.375rem;
    --bp-box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --bp-transition: all 0.15s ease-in-out;
    --bp-focus-shadow: 0 0 0 0.25rem rgba(0, 123, 255, 0.25);
}

/* ============================================
   Page Layout
   ============================================ */
#businessProposalSection {
    margin-top: -20px;
}

.page-section {
    padding: 2rem 0;
}

.page-title {
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.submit-section {
    text-align: right;
    margin-top: 2rem;
}

/* ============================================
   Tab Navigation Styles
   ============================================ */
.nav-tabs {
    border-bottom: none;
    justify-content: center;
}

.nav-tabs .nav-link {
    border: none;
    background: var(--bp-primary-color) !important;
    color: white !important;
    margin: 0 0.25rem;
    border-radius: var(--bp-border-radius) var(--bp-border-radius) 0 0;
    text-align: center;
    transition: var(--bp-transition);
}

.nav-tabs .nav-link.active {
    background: var(--bp-primary-color);
    color: white;
    border-color: var(--bp-primary-color);
}

/* ============================================
   File Badge Styles
   ============================================ */
.file-badge {
    display: inline-flex;
    align-items: center;
    background-color: var(--bp-light-gray);
    border: 1px solid var(--bp-border-color);
    border-radius: var(--bp-border-radius);
    padding: 0.375rem 0.5rem;
    font-size: 0.8rem;
    transition: var(--bp-transition);
    white-space: nowrap;
    max-height: 32px;
    animation: slideIn 0.3s ease-out;
}

.file-badge:hover {
    background-color: #e9ecef;
    border-color: var(--bp-dark-gray);
}

.file-badge .file-name {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-badge .btn {
    border: none;
    background: transparent;
    color: var(--bp-danger-color);
    padding: 0;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-left: 0.375rem;
    font-size: 0.7rem;
    transition: var(--bp-transition);
}

.file-badge .btn:hover {
    background-color: var(--bp-danger-color);
    color: white;
}

.file-badge .btn:focus {
    box-shadow: none;
}

/* Existing File Badge Variants */
.file-badge.existing-file {
    background-color: #e8f4fd;
    border: 1px solid #bee5eb;
    color: #0c5460;
}

.file-badge.existing-file:hover {
    background-color: #d1ecf1;
    border-color: #86cfda;
}

.file-badge.existing-file .file-name {
    font-weight: 500;
}

.file-badge.existing-file .badge {
    background-color: var(--bp-success-color);
    color: white;
    font-size: 0.65rem;
    padding: 0.1rem 0.3rem;
    border-radius: 0.25rem;
    margin-left: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* ============================================
   File Input Styles
   ============================================ */

/* Basic File Input Styles */
.form-control[type="file"] {
    min-width: 200px;
    padding: 0.375rem 0.75rem;
    border-radius: var(--bp-border-radius);
    color: transparent;
    background: transparent;
    border: none;
    outline: none;
}

.form-control[type="file"]::-webkit-file-upload-button {
    visibility: hidden;
    width: 0;
    padding: 0;
    margin: 0;
    border: none;
}

.form-control[type="file"]::before {
    content: 'Choose Files';
    display: inline-block;
    background: var(--bp-primary-blue);
    color: white;
    border: 1px solid var(--bp-primary-blue);
    border-radius: var(--bp-border-radius);
    padding: 0.375rem 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    transition: var(--bp-transition);
}

.form-control[type="file"]:hover::before {
    background: var(--bp-primary-blue-dark);
    border-color: var(--bp-primary-blue-dark);
}

.form-control[type="file"]:focus::before {
    box-shadow: var(--bp-focus-shadow);
}

/* File Input Container */
.file-input-container {
    background-color: var(--bp-light-gray);
    border: 1px solid var(--bp-border-color);
    border-radius: 0.5rem;
    padding: 0.5rem;
    min-height: 48px;
    align-items: flex-start;
    position: relative;
    transition: var(--bp-transition);
}

.file-input-container:focus-within {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.file-input-container.has-files {
    background-color: #f0f9ff;
    border-color: #0ea5e9;
}

/* File Choose Section */
.file-choose-section {
    display: flex;
    justify-content: flex-start;
}

/* Files Display Section */
.files-display-section {
    background-color: var(--bp-light-gray);
    border: 1px solid var(--bp-border-color);
    border-radius: 0.5rem;
    padding: 0.75rem;
    min-height: 48px;
    display: flex;
    align-items: center;
    flex: 1;
    margin-left: 0.75rem;
}

.files-header {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.files-content {
    position: relative;
}

.file-badges-wrapper {
    min-height: 32px;
}

.no-files-message {
    display: flex;
    align-items: center;
    font-style: italic;
    color: var(--bp-medium-gray);
}

.files-display-section.has-files .no-files-message {
    display: none;
}

.files-display-section:not(.has-files) .file-badges-wrapper {
    display: none;
}

/* Custom File Input Components */
.custom-file-input {
    position: relative;
    display: inline-block;
}

.custom-file-input input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
}

.file-choose-btn {
    background: var(--bp-primary-blue);
    border: 1px solid var(--bp-primary-blue);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: var(--bp-border-radius);
    cursor: pointer;
    font-size: 0.875rem;
    transition: var(--bp-transition);
    position: relative;
    z-index: 1;
}

.file-choose-btn:hover {
    background: var(--bp-primary-blue-dark);
    border-color: var(--bp-primary-blue-dark);
}

.file-choose-btn:disabled,
.file-choose-btn.disabled {
    background: var(--bp-medium-gray);
    border-color: var(--bp-medium-gray);
    color: #fff;
    cursor: not-allowed;
    opacity: 0.6;
}

.file-choose-btn:disabled:hover,
.file-choose-btn.disabled:hover {
    background: var(--bp-medium-gray);
    border-color: var(--bp-medium-gray);
}

.custom-file-input:focus-within .file-choose-btn {
    box-shadow: var(--bp-focus-shadow);
}

.custom-file-label {
    display: inline-block;
    background: var(--bp-primary-blue);
    color: white;
    padding: 0.375rem 0.75rem;
    border-radius: var(--bp-border-radius);
    cursor: pointer;
    font-size: 0.875rem;
    transition: var(--bp-transition);
    border: 1px solid var(--bp-primary-blue);
}

.custom-file-label:hover {
    background: var(--bp-primary-blue-dark);
    border-color: var(--bp-primary-blue-dark);
}

.custom-file-input:focus-within .custom-file-label {
    box-shadow: var(--bp-focus-shadow);
}

/* ============================================
   Product Portfolio Styles
   ============================================ */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.product-item {
    text-align: center;
    padding: 1rem;
}

.product-item img {
    width: 50%;
    max-width: 150px;
    height: auto;
    margin-bottom: 1rem;
}

.product-item p {
    margin-top: 1rem;
    font-size: 0.9rem;
    line-height: 1.4;
}

/* ============================================
   Thank You Section Styles
   ============================================ */
.thank-you-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.thank-you-icon {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background-color: #f0f0f0;
    padding: 10px;
    margin-bottom: 1rem;
}

.thank-you-icon i {
    font-size: 80px;
    color: var(--bp-primary-dark);
}

.thank-you-title {
    color: var(--bp-primary-dark);
    padding: 10px;
    font-weight: 700;
    margin-bottom: 1rem;
}

.thank-you-message {
    color: var(--bp-primary-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* ============================================
   Modal Styles
   ============================================ */
.team-info-box {
    border: var(--bp-primary-dark) solid 10px;
    padding: 30px;
    margin: 1rem 0;
}

.contact-info {
    text-align: center;
    white-space: pre-line;
}

/* ============================================
   Utility Styles
   ============================================ */

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Loading States */
.spinner-border-sm {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}

/* Focus Management */
.button:focus,
.form-control:focus,
.file-choose-btn:focus {
    outline: 2px solid var(--bp-primary-blue);
    outline-offset: 2px;
}

/* ============================================
   Animations
   ============================================ */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}
/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .d-flex.align-items-center {
        flex-direction: column;
        align-items: stretch;
    }
    
    .files-display-section {
        margin-left: 0;
        margin-top: 0.75rem;
        display: block;
        width: 100%;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .nav-tabs .nav-link {
        width: auto;
        min-width: 120px;
    }
}

@media (max-width: 576px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .page-section {
        padding: 1rem 0;
    }
}