:root {
    --color-brand: #1d4ed8;
    --color-cta: #f97316;
    --text-dark: #1a1a1a;
    --text-muted: #777;
    --border-light: #ddd;
    --bg-light: #f5f5f5;
    --bg-white: #fff;
}

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

html, body {
    overflow-x: hidden;
}

img, video, iframe, svg, canvas {
    max-width: 100%;
    height: auto;
}

.cat-hero {
    background-color: var(--color-brand);
    color: #fff;
    padding: 80px 24px 70px;
    text-align: center;
}

.cat-hero__inner {
    max-width: 800px;
    margin: 0 auto;
}

.cat-hero__icon {
    margin-bottom: 28px;
}

.cat-hero__title {
    font-size: 2.4rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.2;
    margin-bottom: 20px;
}

.cat-hero__subtitle {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.88);
    line-height: 1.65;
    max-width: 680px;
    margin: 0 auto 32px;
}

.cat-hero__cta {
    display: inline-block;
    background-color: var(--color-cta);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    padding: 14px 36px;
    border-radius: 6px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    transition: background-color 0.25s, box-shadow 0.25s;
}

.cat-hero__cta:hover,
.cat-hero__cta:focus {
    background-color: #ea580c;
    box-shadow: 0 4px 14px rgba(249,115,22,0.35);
}

.cat-articles {
    padding: 60px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.cat-articles__header {
    text-align: center;
    margin-bottom: 40px;
}

.cat-articles__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.2;
    margin-bottom: 8px;
}

.cat-articles__count {
    font-size: 1rem;
    color: var(--text-muted);
}

.cat-articles__grid {
    columns: 3;
    column-gap: 24px;
}

.cat-card {
    break-inside: avoid;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 24px;
    transition: box-shadow 0.25s;
}

.cat-card:hover {
    box-shadow: 0 6px 20px rgba(0,0,0,0.1);
}

.cat-card__image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.cat-card__body {
    padding: 20px;
}

.cat-card__date {
    font-size: 0.82rem;
    color: var(--color-brand);
    font-weight: 700;
    margin-bottom: 8px;
}

.cat-card__title {
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 10px;
}

.cat-card__title a {
    color: var(--text-dark);
    text-decoration: none;
    transition: color 0.2s;
}

.cat-card__title a:hover,
.cat-card__title a:focus {
    color: var(--color-brand);
}

.cat-card__desc {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.cat-card--0 { min-height: 220px; }
.cat-card--1 { min-height: 280px; }
.cat-card--2 { min-height: 200px; }
.cat-card--3 { min-height: 260px; }

.cat-articles__empty {
    text-align: center;
    padding: 60px 24px;
    color: var(--text-muted);
    font-size: 1.05rem;
}

.cat-stats {
    background-color: var(--bg-light);
    padding: 60px 24px;
}

.cat-stats__title {
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 40px;
}

.cat-stats__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.cat-stats__item {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    padding: 32px 20px;
    text-align: center;
    transition: border-color 0.2s;
}

.cat-stats__item:hover {
    border-color: var(--color-brand);
}

.cat-stats__number {
    display: block;
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--color-brand);
    line-height: 1.2;
    margin-bottom: 8px;
}

.cat-stats__label {
    display: block;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.cat-table {
    padding: 60px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.cat-table__title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 16px;
}

.cat-table__intro {
    text-align: center;
    max-width: 780px;
    margin: 0 auto 32px;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.cat-table__wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border: 1px solid var(--border-light);
    border-radius: 8px;
}

.cat-table__wrapper table {
    width: 100%;
    border-collapse: collapse;
    min-width: 640px;
}

.cat-table__wrapper th {
    background-color: var(--color-brand);
    color: #fff;
    font-weight: 700;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    padding: 14px 16px;
    text-align: left;
    border-bottom: 2px solid #1538a8;
}

.cat-table__wrapper td {
    padding: 12px 16px;
    font-size: 0.92rem;
    color: var(--text-dark);
    border-bottom: 1px solid var(--border-light);
    line-height: 1.5;
}

.cat-table__wrapper tbody tr:nth-child(even) {
    background-color: #f8f9fb;
}

.cat-table__wrapper tbody tr:hover {
    background-color: #eef2ff;
}

.cat-table__wrapper tbody tr:last-child td {
    border-bottom: none;
}

.cat-faq {
    background-color: var(--bg-light);
    padding: 60px 24px;
    max-width: 860px;
    margin: 0 auto;
}

.cat-faq__title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 32px;
}

.cat-faq__item {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    margin-bottom: 12px;
    overflow: hidden;
}

.cat-faq__item[open] {
    border-color: var(--color-brand);
}

.cat-faq__question {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    font-size: 1.02rem;
    font-weight: 700;
    color: var(--text-dark);
    cursor: pointer;
    list-style: none;
    transition: background-color 0.2s;
}

.cat-faq__question::-webkit-details-marker {
    display: none;
}

.cat-faq__question::after {
    content: "+";
    margin-left: auto;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-brand);
    transition: transform 0.25s;
    flex-shrink: 0;
}

[open] > .cat-faq__question::after {
    content: "−";
}

.cat-faq__question:hover {
    background-color: #f8f9fb;
}

.cat-faq__question svg {
    color: var(--color-brand);
    flex-shrink: 0;
}

.cat-faq__answer {
    padding: 0 20px 20px 54px;
}

.cat-faq__answer p {
    font-size: 0.95rem;
    color: #555;
    line-height: 1.65;
}

.cat-cta-banner {
    background-color: var(--color-brand);
    padding: 50px 24px;
    text-align: center;
}

.cat-cta-banner__inner {
    max-width: 640px;
    margin: 0 auto;
}

.cat-cta-banner__text {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 24px;
    line-height: 1.6;
}

.cat-cta-banner__btn {
    display: inline-block;
    background-color: var(--color-cta);
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    padding: 14px 36px;
    border-radius: 6px;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    transition: background-color 0.25s, box-shadow 0.25s;
}

.cat-cta-banner__btn:hover,
.cat-cta-banner__btn:focus {
    background-color: #ea580c;
    box-shadow: 0 4px 14px rgba(249,115,22,0.35);
}

@media (max-width: 1024px) {
    .cat-articles__grid {
        columns: 2;
    }
}

@media (max-width: 768px) {
    .cat-hero {
        padding: 56px 20px 48px;
    }

    .cat-hero__title {
        font-size: 1.7rem;
    }

    .cat-hero__subtitle {
        font-size: 1rem;
    }

    .cat-articles {
        padding: 40px 20px;
    }

    .cat-articles__grid {
        columns: 1;
    }

    .cat-articles__title {
        font-size: 1.5rem;
    }

    .cat-stats {
        padding: 40px 20px;
    }

    .cat-stats__grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .cat-stats__number {
        font-size: 2rem;
    }

    .cat-table {
        padding: 40px 16px;
    }

    .cat-table__title {
        font-size: 1.4rem;
    }

    .cat-table__wrapper {
        border-radius: 6px;
    }

    .cat-faq {
        padding: 40px 16px;
    }

    .cat-faq__title {
        font-size: 1.4rem;
    }

    .cat-faq__question {
        font-size: 0.95rem;
        padding: 14px 16px;
        gap: 10px;
    }

    .cat-faq__answer {
        padding: 0 16px 16px 44px;
    }

    .cat-cta-banner {
        padding: 40px 20px;
    }
}

@media (max-width: 480px) {
    .cat-hero {
        padding: 44px 16px 40px;
    }

    .cat-hero__title {
        font-size: 1.4rem;
    }

    .cat-hero__subtitle {
        font-size: 0.92rem;
    }

    .cat-hero__cta {
        padding: 12px 28px;
        font-size: 0.92rem;
    }

    .cat-articles {
        padding: 32px 16px;
    }

    .cat-card__body {
        padding: 16px;
    }

    .cat-card__title {
        font-size: 1.05rem;
    }

    .cat-card__desc {
        font-size: 0.88rem;
    }

    .cat-stats__item {
        padding: 24px 16px;
    }

    .cat-stats__number {
        font-size: 1.8rem;
    }

    .cat-stats__label {
        font-size: 0.88rem;
    }

    .cat-table__wrapper td {
        font-size: 0.85rem;
        padding: 10px 12px;
    }

    .cat-faq__question {
        font-size: 0.9rem;
        padding: 12px 14px;
    }

    .cat-faq__answer p {
        font-size: 0.9rem;
    }

    .cat-cta-banner__btn {
        padding: 12px 28px;
        font-size: 0.92rem;
    }
}