body {
    margin: 0;
    padding: 0;
    font-family: 'Noto Sans Thai', 'Noto Sans', sans-serif;
    background-color: #fff
}

.nav {
    background-color: #fff;
    padding: 8px 20px;
    box-shadow: 0 4px 4px rgba(0, 0, 0, 0.15);
    display: flex;
    justify-content: center;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 1440px
}

.nav-logo img {
    height: 38px
}

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

.nav-actions button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: 0;
    cursor: pointer;
    font: inherit;
    color: inherit;
    padding: 0
}

.nav-actions .language-label {
    font-size: 14px;
    line-height: 20px;
    font-weight: 600
}

.language-dropdown-wrap {
    position: relative
}

.nav-actions .menu-icon svg,
.nav-actions .language-icon svg {
    display: block
}

.language-dropdown {
    position: absolute;
    right: 0;
    top: calc(100% + 10px);
    min-width: 170px;
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    padding: 8px;
    display: none;
    z-index: 1100
}

.language-dropdown.open {
    display: block
}

.language-dropdown a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-radius: 8px;
    text-decoration: none;
    color: #111;
    font-size: 14px;
    line-height: 20px
}

.language-dropdown a:hover {
    background: #f5f5f5
}

.language-dropdown a.active {
    font-weight: 600;
    background: #f1f5f9
}

.cover {
    margin-top: 80px;
    width: 100%;
    max-height: 600px;
    min-height: 250px;
    overflow: hidden
}

.cover img {
    width: 100%;
    height: 100%;
    min-height: 250px;
    object-fit: cover;
    display: block
}

.content {
    padding: 60px 96px;
    max-width: 1248px;
    margin: 0 auto
}

.blog-title {
    font-size: 56px;
    line-height: 68px;
    font-weight: 600;
    margin-bottom: 20px
}

.blog-meta {
    margin-bottom: 40px;
    color: #666
}

.blog-body {
    font-size: 18px;
    line-height: 28px
}

.blog-body p {
    margin-bottom: 20px
}

.blog-body a {
    color: #0066cc;
    text-decoration: underline
}

.actions {
    margin-top: 40px;
    display: flex;
    gap: 20px
}

.btn {
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    display: inline-block
}

.btn-primary {
    background-color: #0066cc;
    color: #fff
}

.btn-secondary {
    background-color: #f0f0f0;
    color: #333
}

.cta {
    background-color: #f5f5f5;
    padding: 80px 96px;
    text-align: center;
    margin-top: 60px
}

.cta h2 {
    font-size: 32px;
    margin-bottom: 20px
}

.footer {
    background-color: #fff;
    padding: 40px 96px;
    border-top: 1px solid #e0e0e0
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1248px;
    margin: 0 auto
}

.sidebar {
    display: none
}

@media (min-width:1025px) {
    .blog-title {
        font-size: 32px;
        line-height: 40px
    }

    .content-wrapper {
        display: flex;
        gap: 40px;
        max-width: 1440px;
        margin: 0 auto;
        padding: 60px 96px
    }

    .content {
        flex: 1;
        padding: 0;
        max-width: none
    }

    .sidebar {
        display: block;
        width: 300px;
        flex-shrink: 0;
        max-height: calc(100vh - 200px);
        overflow-y: auto
    }

    .sidebar h3 {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 20px;
        position: sticky;
        top: 0;
        background-color: #fff;
        padding-bottom: 10px;
        z-index: 10
    }

    .sidebar-links {
        list-style: none;
        padding: 0;
        margin: 0
    }

    .sidebar-links li {
        margin-bottom: 12px
    }

    .sidebar-links a {
        color: #0066cc;
        text-decoration: none;
        font-size: 16px;
        line-height: 24px
    }

    .sidebar-links a:hover {
        text-decoration: underline
    }

    .sidebar-links a.active {
        font-weight: 600;
        color: #000
    }
}

@media (min-width:741px) and (max-width:1024px) {
    .blog-title {
        font-size: 32px;
        line-height: 40px
    }

    .content-wrapper {
        display: flex;
        flex-direction: column;
        gap: 40px;
        max-width: 1440px;
        margin: 0 auto;
        padding: 60px 96px
    }

    .content {
        padding: 0;
        max-width: none
    }

    .sidebar {
        display: block;
        width: 100%;
        flex-shrink: 0;
        max-height: none;
        overflow-y: visible
    }

    .sidebar h3 {
        font-size: 20px;
        font-weight: 600;
        margin-bottom: 20px;
        position: static;
        background-color: #fff;
        padding-bottom: 10px;
        z-index: 10
    }

    .sidebar-links {
        list-style: none;
        padding: 0;
        margin: 0
    }

    .sidebar-links li {
        margin-bottom: 12px
    }

    .sidebar-links a {
        color: #0066cc;
        text-decoration: none;
        font-size: 16px;
        line-height: 24px
    }

    .sidebar-links a:hover {
        text-decoration: underline
    }

    .sidebar-links a.active {
        font-weight: 600;
        color: #000
    }
}

@media (max-width:740px) {

    .content,
    .cta,
    .footer {
        padding: 30px 24px
    }

    .blog-title {
        font-size: 32px;
        line-height: 40px
    }

    .content-wrapper {
        display: flex;
        flex-direction: column;
        gap: 40px;
        max-width: 1440px;
        margin: 0 auto;
        padding: 30px 24px
    }

    .content {
        padding: 0;
        max-width: none
    }

    .sidebar {
        display: block;
        width: 100%;
        flex-shrink: 0;
        max-height: none;
        overflow-y: visible
    }

    .sidebar h3 {
        font-size: 18px;
        font-weight: 600;
        margin-bottom: 16px;
        position: static;
        background-color: #fff;
        padding-bottom: 8px;
        z-index: 10
    }

    .sidebar-links {
        list-style: none;
        padding: 0;
        margin: 0
    }

    .sidebar-links li {
        margin-bottom: 10px
    }

    .sidebar-links a {
        color: #0066cc;
        text-decoration: none;
        font-size: 14px;
        line-height: 22px
    }

    .sidebar-links a:hover {
        text-decoration: underline
    }

    .sidebar-links a.active {
        font-weight: 600;
        color: #000
    }
}