.inner-header {
    position: fixed;
    top: 0;
    z-index: 100;
    background: #fff;
}

body .s-article {
    margin-top: 65px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; !important;
    font-size: 16px; !important;
    line-height: 1.7;
    color: #1a1a1a;
    -webkit-font-smoothing: antialiased;
}

.left-menu {
    margin-top: 65px;
    height: calc(100% - 65px);
}

.s-article__body ol, .s-article__body ul {
    list-style: unset;
}

.s-article__body ul {
    list-style-type: disc;
}

.s-article__body ol {
    list-style-type: decimal;
}

a {
    color: #2563eb;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* --- Article Container --- */
.s-article {
    max-width: 800px;
    margin: 0 auto;
    padding: 24px 20px 60px;
}

/* --- Breadcrumbs --- */
.s-breadcrumbs {
    font-size: 13px;
    color: #6b7280;
    margin-bottom: 20px;
}
.s-breadcrumbs a {
    color: #6b7280;
}
.s-breadcrumbs a:hover {
    color: #2563eb;
}
.s-breadcrumbs__sep {
    margin: 0 6px;
    color: #d1d5db;
}
.s-breadcrumbs__current {
    color: #9ca3af;
}

/* --- Hero Image --- */
.s-article__hero {
    margin-bottom: 32px;
    border-radius: 12px;
    overflow: hidden;
}
.s-article__hero img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* --- Article Header --- */
.s-article__header {
    margin-bottom: 32px;
}
.s-article__meta {
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 12px;
}
.s-article__meta-sep {
    margin: 0 8px;
}
.s-article__category {
    color: #2563eb;
    font-weight: 500;
}
.s-article__header h1 {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.25;
    color: #111827;
    letter-spacing: -0.01em;
}

/* --- Article Body --- */
.s-article__body {
    margin-bottom: 40px;
}
.s-article__body p {
    margin-bottom: 16px;
}
.s-article__body h2 {
    font-size: 24px;
    font-weight: 700;
    color: #111827;
    margin-top: 40px;
    margin-bottom: 16px;
    line-height: 1.3;
}
.s-article__body h3 {
    font-size: 18px;
    font-weight: 600;
    color: #111827;
    margin-top: 28px;
    margin-bottom: 12px;
    line-height: 1.4;
}
.s-article__body ul,
.s-article__body ol {
    margin-bottom: 16px;
    padding-left: 24px;
}
.s-article__body li {
    margin-bottom: 8px;
}
.s-article__body li ul,
.s-article__body li ol {
    margin-top: 8px;
    margin-bottom: 0;
}
.s-article__body strong {
    font-weight: 600;
    color: #111827;
}

/* --- Info Block (light blue) --- */
.s-infoblock {
    background: #eff6ff;
    border-left: 4px solid #2563eb;
    border-radius: 0 8px 8px 0;
    padding: 24px 28px;
    margin: 28px 0;
}
.s-infoblock__title {
    font-size: 17px;
    font-weight: 700;
    color: #1e40af;
    margin-bottom: 12px;
}
.s-infoblock ol {
    padding-left: 20px;
    margin-bottom: 0;
}
.s-infoblock li {
    margin-bottom: 10px;
}
.s-infoblock p {
    margin-bottom: 12px;
}
.s-infoblock p:last-child {
    margin-bottom: 0;
}

/* --- Checklist --- */
.s-checklist {
    list-style: none;
    padding-left: 0;
}
.s-checklist li {
    position: relative;
    padding-left: 32px;
    margin-bottom: 10px;
}
.s-checklist li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    width: 18px;
    height: 18px;
    border: 2px solid #d1d5db;
    border-radius: 3px;
    background: #fff;
}

/* --- CTA Banner (Deep Teal) --- */
.s-cta {
    background: linear-gradient(135deg, #0f766e 0%, #0d9488 100%);
    border-radius: 12px;
    padding: 40px 40px;
    margin: 48px 0;
    display: flex;
    align-items: center;
    gap: 32px;
    overflow: hidden;
}
.s-cta__left {
    flex: 1;
    min-width: 0;
}
.s-cta__title {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    line-height: 1.25;
}
.s-cta__desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    margin-bottom: 24px;
}
.s-cta__button {
    display: inline-block;
    background: #fff;
    color: #0f766e;
    font-size: 14px;
    font-weight: 500;
    padding: 10px 24px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.2s, transform 0.2s;
}
.s-cta__button:hover {
    background: #f0fdfa;
    transform: translateY(-1px);
    text-decoration: none;
}
.s-cta__right {
    flex-shrink: 0;
    width: 200px;
}
.s-cta__illustration {
    width: 100%;
    height: auto;
}

/* --- Related Articles --- */
.s-related {
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid #e5e7eb;
}
.s-related__title {
    font-size: 22px;
    font-weight: 700;
    color: #111827;
    margin-bottom: 24px;
}
.s-related__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

/* --- Card --- */
.s-card {
    display: flex;
    flex-direction: column;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #e5e7eb;
    color: inherit;
    text-decoration: none;
    transition: box-shadow 0.2s, transform 0.2s;
}
.s-card:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
    text-decoration: none;
}
.s-card__image img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}
.s-card__body {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.s-card__meta {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 8px;
}
.s-card__title {
    font-size: 15px;
    font-weight: 600;
    color: #111827;
    line-height: 1.4;
    margin-bottom: 8px;
}
.s-card__desc {
    font-size: 13px;
    color: #6b7280;
    line-height: 1.5;
}

/* ============================================= */
/* RESPONSIVE                                    */
/* ============================================= */

/* --- Tablet Landscape (960px) --- */
@media (max-width: 960px) {
    .s-article {
        max-width: 680px;
        padding: 20px 24px 48px;
    }
    .s-article__header h1 {
        font-size: 28px;
    }
    .s-related__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* --- Tablet Portrait (768px) --- */
@media (max-width: 768px) {
    .s-article {
        max-width: 100%;
        padding: 16px 20px 40px;
    }
    .s-article__header h1 {
        font-size: 26px;
    }
    .s-article__body h2 {
        font-size: 21px;
    }
    .s-article__body h3 {
        font-size: 17px;
    }
    .s-cta {
        padding: 32px 28px;
        gap: 24px;
    }
    .s-cta__title {
        font-size: 24px;
    }
    .s-cta__right {
        width: 160px;
    }
    .s-related__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

/* --- Mobile (480px) --- */
@media (max-width: 480px) {
    body {
        font-size: 15px;
    }
    .s-article {
        padding: 12px 16px 32px;
    }
    .s-article__hero {
        border-radius: 8px;
        margin-bottom: 24px;
    }
    .s-article__header h1 {
        font-size: 23px;
    }
    .s-article__body h2 {
        font-size: 19px;
        margin-top: 32px;
    }
    .s-article__body h3 {
        font-size: 16px;
        margin-top: 24px;
    }
    .s-infoblock {
        padding: 18px 16px;
        margin: 20px -16px;
        border-radius: 0;
    }
    .s-cta {
        flex-direction: column;
        padding: 28px 20px;
        margin: 36px -16px;
        border-radius: 0;
        text-align: center;
        gap: 20px;
    }
    .s-cta__title {
        font-size: 22px;
    }
    .s-cta__right {
        width: 140px;
        order: -1;
    }
    .s-cta__button {
        padding: 10px 20px;
        font-size: 13px;
    }
    .s-related__grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .s-card__image img {
        height: 200px;
    }
}

/* --- Mobile Small (360px) --- */
@media (max-width: 360px) {
    body {
        font-size: 14px;
        line-height: 1.65;
    }
    .s-article {
        padding: 10px 12px 28px;
    }
    .s-breadcrumbs {
        font-size: 12px;
    }
    .s-article__header h1 {
        font-size: 21px;
    }
    .s-article__body h2 {
        font-size: 18px;
    }
    .s-infoblock {
        margin: 16px -12px;
        padding: 16px 14px;
        font-size: 14px;
    }
    .s-cta {
        margin: 28px -12px;
        padding: 24px 16px;
    }
    .s-cta__title {
        font-size: 20px;
    }
}