html, body {
    margin: 0;
    padding: 0;
    background: #f7f7f7;
    color: #111;
    font-family: Georgia, "Times New Roman", serif;
    line-height: 1.6;
}

a {
    color: #0645ad;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

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

.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,.12);
}

.topbar-inner {
    min-height: 100px;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: auto 1fr minmax(260px, 420px);
    align-items: center;
    gap: 18px;
}

.brand {
    font-size: 30px;
    font-weight: bold;
    color: #111;
}

.brand img {
    height: 75px;
}

.brand-block {
    min-width: 0;
}

.tagline {
    color: #555;
    font-size: 14px;
}

.burger {
    display: none;
    border: 1px solid #bbb;
    background: #fff;
    color: #111;
    font-size: 22px;
    width: 44px;
    height: 44px;
    cursor: pointer;
}

.search-form {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.search-form input,
.search-form button,
.comment-form input,
.comment-form textarea,
.admin-form input,
.admin-form textarea,
.admin-form select,
.admin-login input,
.admin-login button {
    font: inherit;
}

.search-form input {
    width: 100%;
    border: 1px solid #aaa;
    padding: 10px 12px;
    background: #fff;
}

.search-form button,
.comment-form button,
.vote-btn,
.pagination a,
.share-links a {
    border: 1px solid #999;
    background: #fff;
    color: #111;
    padding: 10px 14px;
    cursor: pointer;
}

.layout {
    max-width: 1440px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 290px minmax(0, 1fr);
    gap: 0;
    background: #fff;
    min-height: calc(100vh - 128px);
}

.sidebar {
    border-right: 1px solid #ddd;
    padding: 24px;
    background: #fafafa;
}

.sidebar-section + .sidebar-section {
    margin-top: 28px;
}

.sidebar h2,
.article-section h2,
.related-block h2,
.intro-text h1,
.article-teaser h2,
.article-teaser h3,
.article h1 {
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 700;
    line-height: 1.25;
}

.sidebar h2,
.article-section h2,
.related-block h2 {
    margin: 0 0 12px;
    font-size: 18px;
}

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

.sidebar li + li {
    margin-top: 10px;
}

.content {
    padding: 28px 38px 60px;
}

.intro-text {
    border-bottom: 1px solid #ddd;
    padding-bottom: 24px;
    margin-bottom: 24px;
}

.intro-text h1 {
    font-size: 34px;
    margin: 0 0 12px;
}

.article-list.compact {
    display: grid;
    gap: 18px;
}

.article-teaser {
    border-bottom: 1px solid #ddd;
    padding: 0 0 22px;
    margin-bottom: 22px;
}

.article-teaser:last-child {
    margin-bottom: 0;
}

.article-teaser h2,
.article-teaser h3,
.article h1 {
    margin: 8px 0 10px;
}

.article h1 {
    font-size: 42px;
}

.meta-line,
.teaser-stats,
.vote-stats,
.muted {
    color: #666;
    font-size: 14px;
}

.meta-line {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.hot-badge {
    display: inline-block;
    border: 1px solid #c10;
    color: #c10;
    font-weight: 700;
    padding: 2px 6px;
    font-size: 12px;
}

.article {
    max-width: 920px;
}

.article-header {
    border-bottom: 1px solid #ddd;
    padding-bottom: 16px;
    margin-bottom: 16px;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.tag-list span {
    border: 1px solid #bbb;
    padding: 4px 8px;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 13px;
}

.article-section {
    border-bottom: 1px solid #e3e3e3;
    padding: 20px 0;
}

.article-section p {
    margin: 0 0 14px;
}

.article-image {
    margin: 0 0 18px;
}

.article-image img,
.youtube-preview img {
    display: block;
    border: 1px solid #ddd;
}

.youtube-preview {
    display: inline-flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 18px;
}

.credibility-card {
    display: inline-flex;
    gap: 12px;
    align-items: center;
    border: 1px solid #bbb;
    padding: 10px 14px;
    margin-bottom: 12px;
    font-family: Arial, Helvetica, sans-serif;
}

.credibility-high { border-color: #357a38; }
.credibility-medium { border-color: #8a6d00; }
.credibility-low { border-color: #9a1b1b; }

.vote-box {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.vote-btn.is-active {
    border-color: #111;
    font-weight: 700;
}

.share-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.comment-form {
    display: grid;
    gap: 14px;
    margin-bottom: 24px;
}

.form-row.two-col {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.comment-form label,
.admin-form label {
    display: grid;
    gap: 6px;
}

.comment-form input,
.comment-form textarea {
    border: 1px solid #aaa;
    padding: 10px 12px;
    background: #fff;
}

.comment-item {
    border-top: 1px solid #ddd;
    padding: 16px 0;
}

.comment-item header {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pagination a.active {
    border-color: #111;
    font-weight: 700;
}

.flash-message {
    border: 1px solid #bbb;
    padding: 12px;
    margin-bottom: 18px;
    background: #f9f9f9;
}

.error-state {
    max-width: 900px;
    margin: 40px auto;
    padding: 20px;
    background: #fff;
}

@media (max-width: 1080px) {
    .topbar-inner {
        grid-template-columns: auto 1fr;
    }

    .search-form {
        grid-column: 1 / -1;
        justify-content: stretch;
        padding-bottom: 18px;
    }

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

    .burger {
        display: inline-flex;
        justify-content: center;
        align-items: center;
    }

    .sidebar {
        display: none;
        border-right: 0;
        border-bottom: 1px solid #ddd;
    }

    .sidebar.is-open {
        display: block;
    }
}

@media (max-width: 720px) {
    .topbar-inner {
        padding: 0 14px;
        min-height: 110px;
    }

    .content {
        padding: 20px 16px 40px;
    }

    .article h1 {
        font-size: 31px;
    }

    .intro-text h1 {
        font-size: 28px;
    }

    .form-row.two-col {
        grid-template-columns: 1fr;
    }
}