/* Header Navigation Links */
.nav-links {
    display: flex;
    gap: 18px;
    align-items: center;
}


.nav-link {
    color: #374151;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 10px 20px;
    border-radius: 6px;
    transition: background 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 100px;
    box-sizing: border-box;
}

.nav-link:hover {
    background: #f3f4f6;
    color: #2563eb;
}

/* Profile Button in Header */
.btn-profile {
    display: flex;
    align-items: center;
    gap: 6px;
    background: #f3f4f6;
    color: #2563eb;
    border: none;
    border-radius: 8px;
    padding: 10px 18px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.btn-profile:hover {
    background: #e0e7ff;
    color: #1d4ed8;
}

.profile-icon {
    font-size: 1.2rem;
}
/* Main stylesheet */
/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f8fafc;
}

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

/* Header */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: #2563eb;
}

.logo img {
    width: 79px;
    height: 45px;
    margin-right: 10px;
}

.nav-search {
    flex: 1;
    max-width: 400px;
    margin: 0 2rem;
    position: relative;
}

.nav-search input {
    width: 100%;
    padding: 12px 50px 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 16px;
}

.search-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
}

.nav-actions {
    display: flex;
    gap: 12px;
}

/* Buttons */
.btn-primary, .btn-secondary {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: #2563eb;
    color: white;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: #374151;
    border: 2px solid #d1d5db;
}

.btn-secondary:hover {
    border-color: #2563eb;
    color: #2563eb;
}

.btn-primary-large {
    padding: 16px 32px;
    font-size: 18px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary-large:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-search {
    display: flex;
    max-width: 600px;
    margin: 0 auto 40px;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.hero-search input {
    flex: 1;
    padding: 20px;
    border: none;
    font-size: 16px;
    color: #333;
}

.search-btn-large {
    background: #f59e0b;
    color: white;
    border: none;
    padding: 20px 30px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.search-btn-large:hover {
    background: #d97706;
}

.trust-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
}

.stat {
    text-align: center;
}

.stat strong {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

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

/* Trust Section */
.trust-section {
    padding: 80px 0;
    background: white;
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    text-align: center;
}

.badge {
    padding: 30px 20px;
    border-radius: 12px;
    background: #f8fafc;
    border: 2px solid #e5e7eb;
    transition: transform 0.2s;
}

.badge:hover {
    transform: translateY(-5px);
    border-color: #2563eb;
}

.badge-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.badge h3 {
    color: #1f2937;
    margin-bottom: 10px;
    font-size: 1.25rem;
}

.badge p {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Categories Section */
.categories-section, .featured-section {
    padding: 60px 0;
}

.categories-section h2, .featured-section h2 {
    text-align: center;
    font-size: 2.5rem;
    color: #1f2937;
    margin-bottom: 50px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.category-card {
    background: white;
    border-radius: 12px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.2s;
    text-decoration: none;
    color: inherit;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.category-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
    display: block;
}

.category-card h3 {
    color: #1f2937;
    margin-bottom: 8px;
}

.category-count {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Machine Cards */
.machines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
}

.machine-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.2s;
    text-decoration: none;
    color: inherit;
}

.machine-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.machine-image {
    height: 200px;
    background: #f3f4f6;
    background-size: cover;
    background-position: center;
    position: relative;
}

.condition-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: #10b981;
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.condition-badge.used { background: #f59e0b; }
.condition-badge.refurbished { background: #8b5cf6; }

.machine-info {
    padding: 20px;
}

.machine-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: #1f2937;
}

.machine-specs {
    font-size: 0.9rem;
    color: #6b7280;
    margin-bottom: 12px;
}

.machine-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 8px;
}

.machine-location {
    font-size: 0.85rem;
    color: #9ca3af;
}

.trust-indicators {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.trust-indicator {
    font-size: 0.7rem;
    padding: 2px 6px;
    background: #dcfce7;
    color: #166534;
    border-radius: 4px;
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.view-all {
    color: #2563eb;
    text-decoration: none;
    font-weight: 600;
}

.view-all:hover {
    text-decoration: underline;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: #f9fafb;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-section ul li a:hover {
    color: #60a5fa;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    font-size: 1.5rem;
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    font-size: 0.9rem;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: white;
    border-radius: 12px;
    padding: 30px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    color: #9ca3af;
}

.modal-close:hover {
    color: #374151;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #374151;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.2s;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
}

.error {
    color: #dc2626;
    font-size: 0.9rem;
    margin-top: 5px;
}

.success {
    color: #059669;
    font-size: 0.9rem;
    margin-top: 5px;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

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

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }

.flex {
    display: flex;
}

.flex-1 {
    flex: 1;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }

/* Loading States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.spinner {
    border: 2px solid #f3f3f3;
    border-top: 2px solid #2563eb;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-right: 8px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
}

.status-approved {
    background: #dcfce7;
    color: #166534;
}

.status-rejected {
    background: #fecaca;
    color: #991b1b;
}

.status-draft {
    background: #e5e7eb;
    color: #374151;
}