:root {
    --black: #000000;
    --white: #ffffff;
    --gray-01: #1d1d1f;
    --gray-02: #424245;
    --gray-03: #86868b;
    --gray-04: #d2d2d7;
    --gray-05: #f5f5f7;
    --yellow: #FF204E;
    --yellow-light: #FF4060;
    --yellow-dark: #D01838;
    --pink: #A0153E;
    --pink-light: #ff4d94;
    --pink-dark: #e6005c;
}

.article-hero {
    padding: 120px 0 60px;
    background: linear-gradient(180deg, rgba(255, 32, 78, 0.05) 0%, rgba(160, 21, 62, 0.02) 50%, transparent 100%);
}

.article-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

.article-meta-top {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.article-category-tag {
    display: inline-block;
    padding: 6px 12px;
    background: linear-gradient(135deg, var(--yellow) 0%, var(--pink) 100%);
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: 4px;
}

.article-date-source {
    color: var(--gray-03);
    font-size: 14px;
}

.article-main-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--white);
    margin-bottom: 24px;
}

.article-abstract {
    font-size: 20px;
    line-height: 1.5;
    color: var(--gray-04);
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.article-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-03);
    font-weight: 600;
}

.info-value {
    font-size: 16px;
    color: var(--gray-04);
}

.article-content {
    padding: 60px 0 120px;
    background: var(--black);
}

.article-section {
    margin-bottom: 48px;
}

.section-title {
    font-size: 32px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -0.01em;
}

.section-subtitle {
    font-size: 24px;
    font-weight: 500;
    color: var(--gray-04);
    margin: 32px 0 16px;
}

.article-text {
    font-size: 18px;
    line-height: 1.7;
    color: var(--gray-04);
    margin-bottom: 24px;
}

.key-findings {
    background: linear-gradient(135deg, rgba(255, 32, 78, 0.05) 0%, rgba(160, 21, 62, 0.03) 100%);
    border-left: 4px solid transparent;
    border-image: linear-gradient(180deg, var(--yellow) 0%, var(--pink) 100%) 1;
    padding: 24px;
    margin: 32px 0;
    border-radius: 4px;
}

.key-findings-title {
    font-size: 18px;
    font-weight: 600;
    background: linear-gradient(135deg, var(--yellow) 0%, var(--pink) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.findings-list {
    list-style: none;
    padding: 0;
}

.findings-list li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    color: var(--gray-04);
    line-height: 1.6;
}

.findings-list li:before {
    content: "→";
    position: absolute;
    left: 0;
    background: linear-gradient(135deg, var(--yellow) 0%, var(--pink) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
}

.quote-block {
    margin: 40px 0;
    padding: 32px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    position: relative;
}

.quote-block:before {
    content: """;
    position: absolute;
    top: -10px;
    left: 24px;
    font-size: 80px;
    color: var(--yellow);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.quote-text {
    font-size: 20px;
    line-height: 1.6;
    color: var(--gray-04);
    font-style: italic;
    margin-bottom: 16px;
}

.quote-author {
    font-size: 14px;
    color: var(--gray-03);
    font-weight: 600;
}

.data-table {
    width: 100%;
    margin: 32px 0;
    border-collapse: collapse;
}

.data-table th {
    background: rgba(255, 32, 78, 0.1);
    color: var(--yellow);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 16px;
    text-align: left;
    border-bottom: 2px solid var(--yellow);
}

.data-table td {
    padding: 16px;
    color: var(--gray-04);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.data-table tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.implications-box {
    background: linear-gradient(135deg, rgba(255, 32, 78, 0.1) 0%, rgba(255, 32, 78, 0.02) 100%);
    border-radius: 12px;
    padding: 32px;
    margin: 48px 0;
}

.implications-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--yellow);
    margin-bottom: 16px;
}

.implications-text {
    font-size: 18px;
    line-height: 1.6;
    color: var(--gray-04);
}

.references-section {
    margin-top: 80px;
    padding-top: 48px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.references-title {
    font-size: 24px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
}

.reference-list {
    list-style: none;
    padding: 0;
}

.reference-item {
    margin-bottom: 16px;
    padding-left: 32px;
    position: relative;
    color: var(--gray-04);
    font-size: 14px;
    line-height: 1.6;
}

.reference-item:before {
    content: attr(data-number);
    position: absolute;
    left: 0;
    color: var(--gray-03);
    font-weight: 600;
}

.reference-link {
    background: linear-gradient(135deg, var(--yellow) 0%, var(--pink) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    transition: opacity 0.3s;
}

.reference-link:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.article-navigation {
    padding: 60px 0;
    background: rgba(255, 255, 255, 0.02);
}

.nav-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

.nav-item {
    padding: 24px;
    background: var(--black);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
    text-decoration: none;
    display: block;
}

.nav-item:hover {
    border-color: var(--pink);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(160, 21, 62, 0.15);
}

.nav-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-03);
    margin-bottom: 8px;
}

.nav-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    line-height: 1.3;
}

@media (max-width: 768px) {
    .article-main-title {
        font-size: 32px;
    }

    .article-abstract {
        font-size: 18px;
    }

    .section-title {
        font-size: 24px;
    }

    .article-text {
        font-size: 16px;
    }

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