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

.converter-container h1 {
    text-align: center;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.description {
    text-align: center;
    color: #666;
    margin-bottom: 2rem;
}

.converters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.converter-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    text-align: center;
    text-decoration: none;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.converter-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.converter-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}

.converter-card:hover i {
    transform: scale(1.1);
}

.converter-card h2 {
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.converter-card p {
    color: #666;
    font-size: 0.9rem;
}

/* 다크 모드 */
@media (prefers-color-scheme: dark) {
    .converter-card {
        background: #2d2d2d;
        color: #fff;
    }

    .converter-card p {
        color: #aaa;
    }

    .description {
        color: #aaa;
    }

    .instructions-container {
        background: #2d2d2d;
    }

    .usage-section h3,
    .tips-section h3,
    .features-section h3 {
        color: #fff;
    }

    .usage-section li,
    .tips-section li,
    .features-section li {
        color: #ddd;
    }
}

/* PDF 페이지 특별 스타일 - 섹션 UI 통일 */
.instructions-container .usage-section,
.instructions-container .tips-section,
.instructions-container .features-section,
.instructions-container .how-to-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    display: block;
}

.instructions-container .usage-section ul,
.instructions-container .tips-section ul,
.instructions-container .features-section ul,
.instructions-container .how-to-section ol {
    padding-left: 1.5rem;
    margin: 0;
}

.instructions-container .usage-section li,
.instructions-container .tips-section li,
.instructions-container .features-section li,
.instructions-container .how-to-section li {
    color: #666;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.instructions-container .how-to-section ol {
    padding-left: 1.5rem;
}

.instructions-container .how-to-section li {
    margin-bottom: 1rem;
}

/* 다크 모드에서 PDF 섹션 스타일 */
@media (prefers-color-scheme: dark) {
    .instructions-container .usage-section,
    .instructions-container .tips-section,
    .instructions-container .features-section,
    .instructions-container .how-to-section {
        background: #1e1e1e;
    }

    .instructions-container .usage-section li,
    .instructions-container .tips-section li,
    .instructions-container .features-section li,
    .instructions-container .how-to-section li {
        color: #ddd;
    }
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .converters-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .converter-card {
        padding: 1.5rem;
    }
}