/* Public Frontend Styles - Procurement System */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafbfc;
}

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

/* Navigation */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand h2 {
    color: #667eea;
    font-size: 24px;
}

.nav-brand a {
    text-decoration: none;
    color: inherit;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin-left: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 0;
}

.nav-link:hover,
.nav-link.active {
    color: #667eea;
}

.nav-link.admin-link {
    background: #667eea;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.nav-link.admin-link:hover {
    background: #5a6fd8;
    color: white;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    display: flex;
    align-items: center;
    min-height: 70vh;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content > p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin: 2rem 0;
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-item p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-graphic {
    position: relative;
    width: 300px;
    height: 300px;
}

.graphic-circle {
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    position: absolute;
    top: 50px;
    left: 50px;
    animation: float 6s ease-in-out infinite;
}

.graphic-dots {
    position: absolute;
    width: 100%;
    height: 100%;
}

.graphic-dots::before,
.graphic-dots::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
}

.graphic-dots::before {
    top: 20px;
    right: 20px;
    animation: float 4s ease-in-out infinite reverse;
}

.graphic-dots::after {
    bottom: 20px;
    left: 20px;
    animation: float 5s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-size: 16px;
}

.btn-primary {
    background: #667eea;
    color: white;
}

.btn-primary:hover {
    background: #5a6fd8;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline {
    background: transparent;
    color: #667eea;
    border: 2px solid #667eea;
}

.btn-outline:hover {
    background: #667eea;
    color: white;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-full {
    width: 100%;
}

/* Search Section */
.search-section {
    background: white;
    padding: 60px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.search-section h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: #2c3e50;
    font-size: 2.5rem;
}

.search-form {
    max-width: 600px;
    margin: 0 auto;
}

.search-input-group {
    display: flex;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

.search-input-group input {
    flex: 1;
    padding: 16px 20px;
    border: none;
    font-size: 16px;
    outline: none;
}

.search-btn {
    background: #667eea;
    color: white;
    border: none;
    padding: 16px 24px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.search-btn:hover {
    background: #5a6fd8;
}

.search-results {
    margin-top: 3rem;
}

.search-results h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.no-results {
    text-align: center;
    color: #666;
    font-style: italic;
    margin: 2rem 0;
}

/* Sections */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.section-footer {
    text-align: center;
    margin-top: 3rem;
}

/* Tenders Section */
.tenders-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.tender-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.tender-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.tender-card:hover {
transform: translateY(-5px);
box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}
.tender-header {
padding: 1.5rem;
border-bottom: 1px solid #eee;
display: flex;
justify-content: space-between;
align-items: flex-start;
gap: 1rem;
}
.tender-header h3,
.tender-header h4 {
color: #2c3e50;
font-size: 1.25rem;
line-height: 1.3;
margin: 0;
}
.tender-status {
padding: 4px 12px;
border-radius: 20px;
font-size: 12px;
font-weight: 600;
text-transform: uppercase;
white-space: nowrap;
}
.status-open {
background: #d4edda;
color: #155724;
}
.status-closed {
background: #f8d7da;
color: #721c24;
}
.status-awarded {
background: #d1ecf1;
color: #0c5460;
}
.tender-body {
padding: 1.5rem;
}
.tender-description {
color: #666;
margin-bottom: 1.5rem;
line-height: 1.6;
}
.tender-details {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1rem;
}
.detail-item {
display: flex;
justify-content: space-between;
align-items: center;
padding: 0.5rem 0;
}
.detail-item strong {
color: #555;
font-size: 0.9rem;
}
.detail-item span {
color: #333;
font-weight: 600;
}
.deadline {
color: #e67e22;
}
.days-left {
font-weight: 700;
}
.days-left.urgent {
color: #e74c3c;
}
.days-left.warning {
color: #f39c12;
}
.days-left.normal {
color: #27ae60;
}
.tender-footer {
padding: 1.5rem;
border-top: 1px solid #eee;
display: flex;
justify-content: space-between;
align-items: center;
}
.tender-id {
color: #666;
font-size: 0.9rem;
}
.no-tenders {
text-align: center;
padding: 4rem 2rem;
color: #666;
}
.no-tenders-icon {
font-size: 4rem;
margin-bottom: 1rem;
}
.no-tenders h3 {
color: #2c3e50;
margin-bottom: 1rem;
}
/* About Section */
.about-section {
padding: 80px 0;
background: white;
}
.about-content {
display: grid;
grid-template-columns: 2fr 1fr;
gap: 4rem;
align-items: start;
}
.about-text h2 {
color: #2c3e50;
font-size: 2.5rem;
margin-bottom: 1.5rem;
}
.about-text > p {
color: #666;
font-size: 1.1rem;
margin-bottom: 2rem;
line-height: 1.7;
}
.features {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 2rem;
}
.feature-item {
display: flex;
gap: 1rem;
}
.feature-icon {
font-size: 2rem;
flex-shrink: 0;
}
.feature-content h4 {
color: #2c3e50;
margin-bottom: 0.5rem;
}
.feature-content p {
color: #666;
font-size: 0.95rem;
line-height: 1.5;
}
.about-stats {
background: #f8f9fa;
border-radius: 12px;
padding: 2rem;
height: fit-content;
}
.stats-card h3 {
color: #2c3e50;
margin-bottom: 1.5rem;
text-align: center;
}
.stats-list {
space-y: 1rem;
}
.stat-row {
display: flex;
justify-content: space-between;
align-items: center;
padding: 1rem 0;
border-bottom: 1px solid #eee;
}
.stat-row:last-child {
border-bottom: none;
}
.stat-label {
color: #666;
}
.stat-value {
font-weight: 700;
color: #667eea;
}
/* Contact Section */
.contact-section {
padding: 80px 0;
background: #f8f9fa;
}
.contact-content {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 4rem;
}
.contact-info {
space-y: 2rem;
}
.contact-item {
display: flex;
gap: 1rem;
align-items: flex-start;
}
.contact-icon {
font-size: 1.5rem;
flex-shrink: 0;
margin-top: 0.25rem;
}
.contact-details h4 {
color: #2c3e50;
margin-bottom: 0.5rem;
}
.contact-details p {
color: #666;
line-height: 1.6;
}
.contact-form {
background: white;
padding: 2rem;
border-radius: 12px;
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}
.contact-form h3 {
color: #2c3e50;
margin-bottom: 1.5rem;
}
.form-row {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1rem;
margin-bottom: 1rem;
}
.form-group {
margin-bottom: 1rem;
}
.form-group label {
display: block;
margin-bottom: 0.5rem;
color: #555;
font-weight: 600;
}
.form-group input,
.form-group textarea {
width: 100%;
padding: 12px 15px;
border: 1px solid #ddd;
border-radius: 6px;
font-size: 16px;
transition: border-color 0.3s ease;
}
.form-group input:focus,
.form-group textarea:focus {
outline: none;
border-color: #667eea;
box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}
/* Footer */
.footer {
background: #2c3e50;
color: white;
padding: 3rem 0 1rem;
}
.footer-content {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 2rem;
margin-bottom: 2rem;
}
.footer-section h3,
.footer-section h4 {
margin-bottom: 1rem;
}
.footer-section h3 {
color: #667eea;
font-size: 1.5rem;
}
.footer-section p {
color: #bbb;
line-height: 1.6;
}
.social-links {
display: flex;
gap: 1rem;
margin-top: 1rem;
}
.social-link {
display: inline-block;
width: 40px;
height: 40px;
background: rgba(255, 255, 255, 0.1);
border-radius: 50%;
text-align: center;
line-height: 40px;
text-decoration: none;
color: white;
transition: background-color 0.3s ease;
}
.social-link:hover {
background: #667eea;
}
.footer-links {
list-style: none;
}
.footer-links li {
margin-bottom: 0.5rem;
}
.footer-links a {
color: #bbb;
text-decoration: none;
transition: color 0.3s ease;
}
.footer-links a:hover {
color: #667eea;
}
.footer-contact p {
margin-bottom: 0.5rem;
color: #bbb;
}
.footer-bottom {
border-top: 1px solid #34495e;
padding-top: 1rem;
text-align: center;
color: #bbb;
}
/* Page-specific Styles */
/* Page Header */
.page-header {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 120px 0 60px;
text-align: center;
}
.header-content h1 {
font-size: 3rem;
margin-bottom: 1rem;
}
.header-content p {
font-size: 1.2rem;
opacity: 0.9;
margin-bottom: 2rem;
}
.header-stats {
display: flex;
justify-content: center;
gap: 3rem;
}
.header-stats .stat-item {
text-align: center;
}
/* Breadcrumb */
.breadcrumb {
background: #f8f9fa;
padding: 1rem 0;
border-bottom: 1px solid #eee;
}
.breadcrumb-nav {
display: flex;
align-items: center;
gap: 0.5rem;
font-size: 0.9rem;
}
.breadcrumb-nav a {
color: #667eea;
text-decoration: none;
}
.breadcrumb-nav a:hover {
text-decoration: underline;
}
.breadcrumb-separator {
color: #666;
}
.breadcrumb-current {
color: #333;
font-weight: 600;
}
/* Filters Section */
.filters-section {
background: white;
padding: 2rem 0;
border-bottom: 1px solid #eee;
}
.filters-container {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 2rem;
gap: 2rem;
}
.search-form-inline {
flex: 1;
max-width: 400px;
}
.search-form-inline .search-input-group {
box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
.sort-options {
display: flex;
align-items: center;
gap: 0.5rem;
}
.sort-options label {
color: #666;
font-weight: 600;
}
.sort-options select {
padding: 8px 12px;
border: 1px solid #ddd;
border-radius: 5px;
background: white;
cursor: pointer;
}
.filter-tabs {
display: flex;
gap: 0.5rem;
border-bottom: 1px solid #eee;
}
.filter-tab {
padding: 1rem 1.5rem;
text-decoration: none;
color: #666;
font-weight: 600;
border-bottom: 3px solid transparent;
transition: all 0.3s ease;
}
.filter-tab:hover,
.filter-tab.active {
color: #667eea;
border-bottom-color: #667eea;
}
/* Tenders Listing */
.tenders-listing {
padding: 3rem 0;
}
.search-results-header {
margin-bottom: 2rem;
padding: 1.5rem;
background: #f8f9fa;
border-radius: 8px;
border-left: 4px solid #667eea;
}
.search-results-header h3 {
color: #2c3e50;
margin-bottom: 0.5rem;
}
.search-results-header p {
color: #666;
margin-bottom: 1rem;
}
.clear-search {
color: #667eea;
text-decoration: none;
font-weight: 600;
}
.clear-search:hover {
text-decoration: underline;
}
.tenders-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
gap: 2rem;
}
.tender-card-header {
padding: 1.5rem 1.5rem 1rem;
display: flex;
justify-content: space-between;
align-items: flex-start;
gap: 1rem;
}
.tender-card-body {
padding: 0 1.5rem 1rem;
}
.tender-details-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 0.5rem 1rem;
margin-top: 1rem;
}
.tender-card-footer {
padding: 1rem 1.5rem 1.5rem;
display: flex;
justify-content: space-between;
align-items: center;
}
.detail-value.budget {
font-weight: 700;
color: #27ae60;
}
.detail-value.time-left.urgent {
color: #e74c3c;
font-weight: 700;
}
.detail-value.time-left.warning {
color: #f39c12;
font-weight: 700;
}
.detail-value.time-left.normal {
color: #27ae60;
}
.detail-value.time-left.expired {
color: #95a5a6;
font-style: italic;
}
.no-tenders-found {
text-align: center;
padding: 4rem 2rem;
}
.no-tenders-found .no-tenders-icon {
font-size: 4rem;
margin-bottom: 1rem;
}
.no-tenders-found h3 {
color: #2c3e50;
margin-bottom: 1rem;
}
.no-tenders-found p {
color: #666;
margin-bottom: 2rem;
}
/* Pagination */
.pagination-container {
display: flex;
justify-content: space-between;
align-items: center;
margin-top: 3rem;
flex-wrap: wrap;
gap: 1rem;
}
.pagination {
display: flex;
gap: 0.25rem;
}
.pagination-link {
padding: 8px 12px;
text-decoration: none;
color: #666;
border: 1px solid #ddd;
border-radius: 4px;
transition: all 0.3s ease;
}
.pagination-link:hover,
.pagination-link.active {
background: #667eea;
color: white;
border-color: #667eea;
}
.pagination-info {
color: #666;
font-size: 0.9rem;
}
/* Tender Details Page */
.tender-details-section {
padding: 2rem 0 4rem;
background: #f8f9fa;
}
.tender-details-container {
background: white;
border-radius: 12px;
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
overflow: hidden;
}
.tender-header-section {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 2rem;
display: flex;
justify-content: space-between;
align-items: flex-start;
gap: 2rem;
}
.tender-title-block h1 {
font-size: 2rem;
margin-bottom: 1rem;
line-height: 1.3;
}
.tender-meta {
display: flex;
gap: 1rem;
align-items: center;
flex-wrap: wrap;
}
.tender-meta .tender-id {
opacity: 0.8;
}
.tender-meta .tender-status {
background: rgba(255, 255, 255, 0.2);
color: white;
}
.tender-deadline-block {
text-align: center;
flex-shrink: 0;
}
.deadline-counter {
background: rgba(255, 255, 255, 0.1);
padding: 1.5rem;
border-radius: 12px;
backdrop-filter: blur(10px);
}
.deadline-number {
font-size: 3rem;
font-weight: 700;
line-height: 1;
}
.deadline-text {
font-size: 0.9rem;
opacity: 0.8;
margin-top: 0.5rem;
}
.deadline-expired {
background: rgba(231, 76, 60, 0.2);
padding: 1.5rem;
border-radius: 12px;
color: #e74c3c;
}
.tender-info-grid {
display: grid;
grid-template-columns: 2fr 1fr;
gap: 2rem;
padding: 2rem;
}
.info-section {
margin-bottom: 2rem;
}
.info-section:last-child {
margin-bottom: 0;
}
.info-section h2 {
color: #2c3e50;
margin-bottom: 1rem;
font-size: 1.5rem;
}
.description-content {
color: #666;
line-height: 1.7;
font-size: 1.05rem;
}
.documents-list {
space-y: 1rem;
}
.document-item {
display: flex;
align-items: center;
gap: 1rem;
padding: 1rem;
background: #f8f9fa;
border-radius: 8px;
border: 1px solid #eee;
}
.document-icon {
font-size: 2rem;
flex-shrink: 0;
}
.document-info {
flex: 1;
}
.document-info h4 {
color: #2c3e50;
margin-bottom: 0.25rem;
font-size: 1rem;
}
.document-meta {
display: flex;
gap: 1rem;
font-size: 0.85rem;
color: #666;
}
.important-info {
background: #fff3cd;
border: 1px solid #ffeaa7;
border-radius: 8px;
padding: 1.5rem;
}
.info-alert {
display: flex;
gap: 1rem;
}
.alert-icon {
font-size: 2rem;
flex-shrink: 0;
}
.alert-content h4 {
color: #856404;
margin-bottom: 1rem;
}
.alert-content ul {
margin-left: 1.5rem;
color: #856404;
}
.alert-content li {
margin-bottom: 0.5rem;
}
.tender-sidebar {
space-y: 2rem;
}
.sidebar-section {
background: #f8f9fa;
padding: 1.5rem;
border-radius: 8px;
border: 1px solid #eee;
}
.sidebar-section h3 {
color: #2c3e50;
margin-bottom: 1rem;
font-size: 1.25rem;
}
.summary-list {
space-y: 1rem;
}
.summary-item {
display: flex;
justify-content: space-between;
align-items: center;
padding: 0.75rem 0;
border-bottom: 1px solid #eee;
}
.summary-item:last-child {
border-bottom: none;
}
.summary-label {
color: #666;
font-weight: 500;
}
.summary-value {
font-weight: 700;
color: #333;
}
.action-buttons {
space-y: 1rem;
}
.expired-notice {
padding: 1rem;
background: #f8d7da;
border: 1px solid #f5c6cb;
border-radius: 6px;
color: #721c24;
text-align: center;
}
.help-info p {
color: #666;
margin-bottom: 1rem;
}
.contact-options {
space-y: 0.5rem;
}
.contact-option {
display: flex;
align-items: center;
gap: 0.5rem;
color: #667eea;
text-decoration: none;
padding: 0.5rem;
border-radius: 4px;
transition: background-color 0.3s ease;
}
.contact-option:hover {
background: rgba(102, 126, 234, 0.1);
}
.contact-icon {
font-size: 1rem;
}
/* Related Tenders */
.related-tenders {
padding: 3rem 0;
background: white;
}
.related-tenders h2 {
color: #2c3e50;
margin-bottom: 2rem;
text-align: center;
}
.related-tender-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
gap: 2rem;
}
.related-tender-card {
background: #f8f9fa;
padding: 1.5rem;
border-radius: 8px;
border: 1px solid #eee;
text-align: center;
}
.related-tender-card h4 {
color: #2c3e50;
margin-bottom: 1rem;
}
.related-budget {
color: #27ae60;
font-weight: 700;
font-size: 1.1rem;
margin-bottom: 0.5rem;
}
.related-deadline {
color: #666;
margin-bottom: 1rem;
}
/* Modal */
.modal {
display: none;
position: fixed;
z-index: 2000;
left: 0;
top: 0;
width: 100%;
height: 100%;
background-color: rgba(0, 0, 0, 0.5);
backdrop-filter: blur(5px);
}
.modal-content {
background-color: white;
margin: 5% auto;
border-radius: 12px;
box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
width: 90%;
max-width: 500px;
animation: modalSlideIn 0.3s ease;
}
@keyframes modalSlideIn {
from {
opacity: 0;
transform: translateY(-50px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
.modal-header {
padding: 1.5rem;
border-bottom: 1px solid #eee;
display: flex;
justify-content: space-between;
align-items: center;
}
.modal-header h3 {
color: #2c3e50;
margin: 0;
}
.modal-close {
font-size: 1.5rem;
cursor: pointer;
color: #666;
transition: color 0.3s ease;
}
.modal-close:hover {
color: #333;
}
.modal-body {
padding: 1.5rem;
}
.modal-body p {
color: #666;
line-height: 1.6;
margin-bottom: 1rem;
}
.modal-body ul {
margin-left: 1.5rem;
color: #666;
}
.modal-body li {
margin-bottom: 0.5rem;
}
.contact-details {
background: #f8f9fa;
padding: 1rem;
border-radius: 6px;
margin: 1rem 0;
}
.contact-details .contact-item {
margin-bottom: 0.5rem;
}
.contact-details .contact-item:last-child {
margin-bottom: 0;
}
.modal-footer {
padding: 1.5rem;
border-top: 1px solid #eee;
display: flex;
gap: 1rem;
justify-content: flex-end;
}
/* Responsive Design */
@media (max-width: 768px) {
.hamburger {
display: flex;
}
.nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background-color: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    padding: 2rem 0;
}

.nav-menu.active {
    left: 0;
}

.nav-menu li {
    margin: 1rem 0;
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.hero {
    flex-direction: column;
    text-align: center;
    padding: 100px 0 60px;
}

.hero-content {
    max-width: 100%;
    margin-bottom: 2rem;
}

.hero-content h1 {
    font-size: 2.5rem;
}

.hero-stats {
    justify-content: center;
}

.hero-actions {
    justify-content: center;
    flex-wrap: wrap;
}

.hero-image {
    order: -1;
    margin-bottom: 2rem;
}

.hero-graphic {
    width: 200px;
    height: 200px;
}

.graphic-circle {
    width: 150px;
    height: 150px;
    top: 25px;
    left: 25px;
}

.tender-grid {
    grid-template-columns: 1fr;
}

.about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
}

.features {
    grid-template-columns: 1fr;
}

.contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
}

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

.footer-content {
    grid-template-columns: repeat(2, 1fr);
}

.header-stats {
    flex-direction: column;
    gap: 1rem;
}

.filters-container {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
}

.search-form-inline {
    max-width: 100%;
}

.filter-tabs {
    flex-wrap: wrap;
    gap: 0.25rem;
}

.filter-tab {
    padding: 0.75rem 1rem;
}

.tenders-grid {
    grid-template-columns: 1fr;
}

.tender-details-grid {
    grid-template-columns: 1fr;
}

.tender-header-section {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
}

.tender-info-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem;
}

.related-tender-grid {
    grid-template-columns: 1fr;
}

.pagination-container {
    flex-direction: column;
    text-align: center;
}

.modal-content {
    width: 95%;
    margin: 10% auto;
}
}
@media (max-width: 480px) {
.container {
padding: 0 15px;
}
.hero-content h1 {
    font-size: 2rem;
}

.section-header h2 {
    font-size: 2rem;
}

.page-header .header-content h1 {
    font-size: 2.5rem;
}

.tender-header {
    padding: 1rem;
}

.tender-body {
    padding: 1rem;
}

.tender-footer {
    padding: 1rem;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
}

.footer-content {
    grid-template-columns: 1fr;
}

.hero-stats {
    flex-direction: column;
    gap: 1rem;
}

.document-item {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
}

.summary-item {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
}
.deadline-counter,
.deadline-expired {
padding: 1rem;
}
.deadline-number {
    font-size: 2rem;
}

.modal-footer {
    flex-direction: column;
}

.modal-body .contact-details {
    font-size: 0.9rem;
}
}
/* Print Styles */
@media print {
.navbar,
.hero,
.search-section,
.contact-section,
.footer,
.filters-section,
.pagination-container,
.action-buttons,
.related-tenders,
.modal {
display: none !important;
}
body {
    background: white;
    color: black;
    font-size: 12pt;
    line-height: 1.4;
}

.tender-details-container {
    box-shadow: none;
    border: 1px solid #ccc;
}

.tender-header-section {
    background: #f0f0f0 !important;
    color: black !important;
}

.page-header {
    background: #f0f0f0 !important;
    color: black !important;
    padding: 2rem 0;
}

.tender-card {
    break-inside: avoid;
    border: 1px solid #ccc;
    margin-bottom: 1rem;
}

.btn {
    display: none;
}

h1, h2, h3, h4 {
    page-break-after: avoid;
}

.tender-info-grid {
    grid-template-columns: 1fr;
}

.sidebar-section {
    border: 1px solid #ccc;
    margin-bottom: 1rem;
}
}
/* Loading States */
.loading {
opacity: 0.6;
pointer-events: none;
}
.spinner {
display: inline-block;
width: 20px;
height: 20px;
border: 3px solid rgba(255, 255, 255, 0.3);
border-radius: 50%;
border-top-color: #fff;
animation: spin 1s ease-in-out infinite;
}
@keyframes spin {
to { transform: rotate(360deg); }
}
/* Error Messages */
.error-message {
background: #fee;
border: 1px solid #fcc;
color: #c66;
padding: 1rem;
border-radius: 6px;
margin-bottom: 1rem;
}
.success-message {
background: #efe;
border: 1px solid #cfc;
color: #6c6;
padding: 1rem;
border-radius: 6px;
margin-bottom: 1rem;
}
/* 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;
}
/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
outline: 2px solid #667eea;
outline-offset: 2px;
}
/* High contrast mode support */
@media (prefers-contrast: high) {
.btn-primary {
background: #000;
border: 2px solid #000;
}
.btn-secondary {
    background: #fff;
    color: #000;
    border: 2px solid #000;
}

.tender-card {
    border: 2px solid #000;
}

.status-open {
    background: #000;
    color: #fff;
}
}
/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
*,
*::before,
*::after {
animation-duration: 0.01ms !important;
animation-iteration-count: 1 !important;
transition-duration: 0.01ms !important;
scroll-behavior: auto !important;
}
}