* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --text: #1f2937;
    --text-light: #6b7280;
    --bg: #ffffff;
    --bg-gray: #f9fafb;
    --border: #e5e7eb;
    --radius: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--bg);
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.site-header nav a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
}

.site-header nav a:hover {
    color: var(--primary);
}

/* Hero */
.hero {
    padding: 60px 0;
    text-align: center;
    background: var(--bg-gray);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-light);
}

/* Jobs Section */
.jobs-section {
    padding: 60px 0;
}

.jobs-section h2 {
    font-size: 1.5rem;
    margin-bottom: 24px;
}

.jobs-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.job-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.job-card:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.job-card h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.job-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 8px;
    font-size: 0.875rem;
    color: var(--text-light);
}

.job-card p {
    color: var(--text-light);
}

.job-card .arrow {
    font-size: 1.5rem;
    color: var(--primary);
}

/* About Section */
.about-section {
    padding: 60px 0;
    background: var(--bg-gray);
}

.about-section h2 {
    font-size: 1.5rem;
    margin-bottom: 32px;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.benefit {
    background: var(--bg);
    padding: 24px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.benefit h3 {
    font-size: 1rem;
    margin-bottom: 8px;
}

.benefit p {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Footer */
.site-footer {
    padding: 32px 0;
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
    border-top: 1px solid var(--border);
}

/* Job Detail Page */
.job-header {
    padding: 48px 0;
    background: var(--bg-gray);
}

.back-link {
    display: inline-block;
    margin-bottom: 16px;
    color: var(--primary);
    text-decoration: none;
    font-size: 0.875rem;
}

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

.job-header h1 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.job-header .job-meta {
    font-size: 1rem;
    flex-wrap: wrap;
}

.job-header .salary {
    color: var(--primary);
    font-weight: 500;
}

.job-content {
    padding: 48px 0;
}

.job-description {
    max-width: 700px;
}

.job-description h2 {
    font-size: 1.25rem;
    margin-top: 32px;
    margin-bottom: 16px;
}

.job-description h2:first-child {
    margin-top: 0;
}

.job-description p {
    margin-bottom: 16px;
    color: var(--text);
}

.job-description ul {
    margin-bottom: 16px;
    padding-left: 24px;
}

.job-description li {
    margin-bottom: 8px;
}

.apply-section {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.apply-button {
    display: inline-block;
    background: var(--primary);
    color: white;
    padding: 14px 32px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: background 0.2s;
}

.apply-button:hover {
    background: var(--primary-dark);
}

/* Responsive */
@media (max-width: 600px) {
    .hero h1 {
        font-size: 2rem;
    }

    .job-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .job-card .arrow {
        margin-top: 12px;
    }

    .job-meta {
        flex-direction: column;
        gap: 4px;
    }
}