/* Modern CSS Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #6b83b1;
    --accent-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --success-color: #10b981;

    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;

    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;

    --border-color: #e5e7eb;
    --border-hover: #d1d5db;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;

    --transition: all 0.2s ease-in-out;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.flex {
    display: flex;
}

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

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    padding: 1rem 0;
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.logo:hover {
    transform: translateY(-1px);
}

.search-form {
    flex: 1;
    max-width: 400px;
}

.search-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.8);
}

.search-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15);
}

.nav-menu {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* Main Content */
.main {
    padding: 2rem 0;
}

.hero {
    text-align: center;
    padding: 3rem 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: var(--radius-lg);
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: white;
}

.hero p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 2rem 0;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    display: block;
}

.stat-label {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

/* Cards */
.card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* Job Listings */
.job-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.job-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.job-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--primary-color);
}

.job-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.job-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
}

.job-title:hover {
    color: var(--primary-color);
}

.job-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.job-meta span {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.job-description {
    color: var(--text-secondary);
    line-height: 1.5;
}

.job-stats {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
    min-width: 120px;
}

.job-views,
.job-applications {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    gap: 0.5rem;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

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

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-primary);
    transition: var(--transition);
    font-size: 1rem;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: var(--primary-color);
    color: white;
}

.badge-success {
    background: var(--success-color);
    color: white;
}

.badge-warning {
    background: var(--warning-color);
    color: white;
}

.badge-secondary {
    background: var(--secondary-color);
    color: white;
}

/* Sidebar */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.sidebar-widget {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.category-list {
    list-style: none;
}

.category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.category-link {
    color: var(--primary-color);
    text-decoration: none;
    flex-grow: 1;
    transition: var(--transition);
}

.category-link:hover {
    text-decoration: underline;
}

.category-count {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    min-width: 1.5rem;
    text-align: center;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 2rem;
    margin-top: 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert-error {
    background: #fee2e2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #d1fae5;
    color: #059669;
    border: 1px solid #a7f3d0;
}

.alert-icon {
    font-size: 1.2rem;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 1.5rem;
}

.pagination-info {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Links Widget */
.links-widget {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

.links-widget h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.link-item {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    padding: 1rem;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.link-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: var(--primary-color);
}

.link-item a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    display: block;
    transition: var(--transition);
}

.link-item:hover a {
    color: white;
}

/* Similar Vacancies */
.similar-vacancies {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.similar-vacancies h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.vacancies-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.vacancy-item {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.vacancy-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.vacancy-item-header {
    margin-bottom: 1rem;
}

.vacancy-item-title {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.vacancy-item-title a {
    color: var(--primary-color);
    text-decoration: none;
}

.vacancy-item-title a:hover {
    text-decoration: underline;
}

.vacancy-item-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.vacancy-item-category {
    background: var(--bg-secondary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
}

.vacancy-item-description {
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 1rem;
}

.vacancy-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.vacancy-item-date {
    color: var(--text-light);
}

.vacancy-item-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.vacancy-item-link:hover {
    text-decoration: underline;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-secondary { color: var(--text-secondary); }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.hidden { display: none; }
.visible { display: block; }

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.mb-0 { margin-bottom: 0; }
.mt-0 { margin-top: 0; }

/* Responsive Design */
@media (max-width: 968px) {
    .vacancy-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .vacancy-title {
        font-size: 1.8rem;
    }

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

@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: 1rem;
    }

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

    .nav-menu {
        gap: 0.5rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .job-item {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .job-stats {
        align-items: center;
        flex-direction: row;
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .vacancies-list {
        grid-template-columns: 1fr;
    }

    .vacancy-item {
        padding: 1rem;
    }

    .pagination {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .alert {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

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

    .vacancy-title {
        font-size: 1.4rem;
    }

    .vacancy-meta {
        flex-direction: column;
        align-items: center;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1f2937;
        --bg-secondary: #111827;
        --bg-tertiary: #374151;

        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --text-light: #9ca3af;

        --border-color: #374151;
        --border-hover: #4b5563;
    }

    .alert-error {
        background: #7f1d1d;
        color: #fecaca;
        border-color: #991b1b;
    }

    .alert-success {
        background: #065f46;
        color: #a7f3d0;
        border-color: #047857;
    }

    .links-widget {
        background: linear-gradient(135deg, #374151 0%, #1f2937 100%);
    }
}

/* Print styles */
@media print {
    .header,
    .footer,
    .sidebar,
    .btn,
    .alert {
        display: none !important;
    }

    .container {
        max-width: none;
        margin: 0;
    }

    .card,
    .job-item,
    .vacancy-item {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}