/* ============================================================
   OmniPress 主样式
   全能型资源站主题 - 主打自定义、多样化、多功能
   ============================================================ */

/* ---------- 阿里巴巴普惠体（免费商用，OFL 授权） ---------- */
@font-face {
    font-family: 'AlibabaPuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'AlibabaPuHuiTi';
    src: url('../fonts/AlibabaPuHuiTi-3-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --op-primary: #2563eb;
    --op-accent: #8b5cf6;
    --op-bg: #f1f5f9;
    --op-card: #ffffff;
    --op-border: #e5e7eb;
    --op-text: #1f2937;
    --op-text-2: #6b7280;
    --op-text-3: #9ca3af;
    --op-radius: 12px;
    --op-shadow: 0 1px 3px rgba(0,0,0,.05);
    --op-shadow-lg: 0 8px 24px rgba(0,0,0,.08);
    --op-header-h: 64px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: 'AlibabaPuHuiTi', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--op-bg);
    color: var(--op-text);
    font-size: 15px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }
a { color: var(--op-primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--op-accent); }

.op-container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ========== 站点头部公告 ========== */
.op-site-notice {
    background: linear-gradient(90deg, var(--op-primary), var(--op-accent));
    color: #fff;
    font-size: 13px;
    padding: 8px 0;
    text-align: center;
}

/* ========== 头部 ========== */
.op-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(255,255,255,.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--op-border);
}

.op-header.is-scrolled { box-shadow: none; }

.op-header-inner {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-height: 0;
    gap: 0;
    flex-wrap: nowrap;
    padding: 6px 0;
}

.op-header-top { display: flex; align-items: center; width: 100%; gap: 10px; flex-wrap: nowrap; }

.op-header-left { display: flex; align-items: center; gap: 6px 10px; min-width: 0; flex: 1 1 auto; }

.op-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.op-logo-img { height: 42px; width: auto; max-width: 200px; object-fit: contain; }
.op-logo-dark { display: none; }
.op-logo-badge {
    width: 40px; height: 40px; border-radius: 10px;
    background: linear-gradient(135deg, var(--op-primary), var(--op-accent));
    color: #fff; font-size: 22px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.op-logo-txt { display: flex; flex-direction: column; line-height: 1.25; }
.op-logo-text { font-size: 19px; font-weight: 700; color: var(--op-text); letter-spacing: .5px; white-space: nowrap; }
.op-logo-url { font-size: 11px; color: var(--op-text-3); white-space: nowrap; }

/* 导航（单行，随 Logo 并排） */
.op-nav {
    display: flex; align-items: center;
    flex: 0 1 auto; min-width: 0;
    overflow: visible;
}
.op-nav-list {
    display: flex; align-items: center; gap: 2px;
    list-style: none; margin: 0; padding: 0;
    flex-wrap: nowrap;
}
.op-nav-list > li { position: relative; flex-shrink: 0; padding-bottom: 0; }
.op-nav-list > li > a {
    display: flex; align-items: center; gap: 5px;
    padding: 10px 9px; border-radius: 8px;
    color: var(--op-text); font-size: 14px; font-weight: 400;
    position: relative; line-height: 1;
    white-space: nowrap; word-break: keep-all;
    text-decoration: none;
}
.op-menu-icon {
    display: inline-flex; align-items: center; justify-content: center;
    flex-shrink: 0; line-height: 1;
    color: inherit;
    margin-right: 4px;
    vertical-align: -2px;
    transition: transform .15s ease;
}
.op-menu-icon svg { width: 15px; height: 15px; display: block; }
/* 二级菜单图标：紧凑小图标 */
.op-menu-icon--sub { margin-right: 4px; vertical-align: -1px; }
.op-menu-icon--sub svg { width: 14px; height: 14px; }
.op-nav-list > li > a:hover .op-menu-icon,
.op-nav-list > li.current-menu-item > a .op-menu-icon,
.op-nav-list > li.current-menu-ancestor > a .op-menu-icon { transform: scale(1.1); }
.op-nav-list > li > a:hover { color: var(--op-primary); }
/* 选中项：浅色底 + 主题色文字（清晰可见） */
.op-nav-list > li.current-menu-item > a,
.op-nav-list > li.current-menu-ancestor > a {
    background: rgba(37,99,235,.10);
    color: var(--op-primary);
    font-weight: 700;
}
.op-nav-list > li.current-menu-item > a:hover,
.op-nav-list > li.current-menu-ancestor > a:hover { color: var(--op-primary); }

/* 子菜单（无动画，无缝隙消失问题） */
.op-nav-list .sub-menu {
    position: absolute; top: 100%; left: 0; min-width: 200px;
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); box-shadow: 0 12px 40px rgba(0,0,0,.12);
    padding: 8px; list-style: none; margin: 0;
    opacity: 0; visibility: hidden;
    z-index: 100;
    max-height: 70vh; overflow-y: auto;
    /* 移开：立即消失，无延迟 */
    transition: opacity 0s ease 0s, visibility 0s linear 0s;
}
/* 靠右的子菜单右对齐，防超出屏幕 */
.op-nav-list > li:last-child > .sub-menu,
.op-nav-list > li:nth-last-child(-n+2) > .sub-menu { left: auto; right: 0; }
.op-nav-list > li:hover > .sub-menu,
.op-nav-list > li:focus-within > .sub-menu {
    opacity: 1; visibility: visible;
    /* 悬停：几乎即时弹出（0.05s，防误触但不觉得慢） */
    transition: opacity .08s ease .05s, visibility 0s linear .05s;
}
.op-nav-list .sub-menu a {
    display: block; padding: 9px 14px; border-radius: 8px;
    color: var(--op-text); font-size: 14px;
}
.op-nav-list .sub-menu a:hover { color: var(--op-primary); }

/* 头部右侧 */
.op-header-right { display: flex; align-items: center; gap: 12px; flex-shrink: 0; margin-left: auto; }

/* 搜索：放大镜图标按钮（点击打开全屏弹窗） */
.op-search-wrap { position: relative; }
.op-search-btn {
    width: 36px; height: 36px; border-radius: 50%;
    border: 1px solid var(--op-border); background: var(--op-card);
    color: var(--op-text-2); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.op-search-btn:hover { color: var(--op-primary); border-color: var(--op-primary); }

/* 全屏搜索弹窗（弹窗靠顶部偏上显示，不垂直居中） */
.op-search-modal {
    position: fixed; inset: 0; z-index: 9999;
    display: none; align-items: flex-start; justify-content: center;
    padding: 10vh 20px 20px;
}
.op-search-modal.is-open { display: flex; }
.op-search-modal-overlay {
    position: absolute; inset: 0;
    background: rgba(15, 23, 42, .55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.op-search-modal-box {
    position: relative; width: 100%; max-width: 640px;
    background: var(--op-card);
    border-radius: 16px;
    box-shadow: 0 24px 64px rgba(0,0,0,.25);
    padding: 20px 24px 28px;
    border: 1px solid var(--op-border);
}
.op-search-modal-form {
    display: flex; align-items: center; gap: 12px;
    border-bottom: 2px solid var(--op-border);
    padding: 6px 4px 12px;
}
.op-search-modal-icon { color: var(--op-text-3); flex-shrink: 0; }
.op-search-modal-input {
    flex: 1; border: none; outline: none; background: transparent;
    font-size: 18px; color: var(--op-text);
}
.op-search-modal-input::placeholder { color: var(--op-text-3); }
.op-search-modal-close {
    border: none; background: transparent; cursor: pointer;
    color: var(--op-text-3); padding: 6px;
    display: flex; align-items: center;
}
.op-search-modal-close:hover { color: var(--op-text); }
.op-search-modal-hot { margin-top: 20px; }
.op-search-modal-hot-label {
    font-size: 13px; color: var(--op-text-3);
    margin-bottom: 12px;
    display: flex; align-items: center; gap: 6px;
}
.op-search-modal-hot-label::before { content: "🔥"; font-size: 15px; }
.op-search-modal-hot-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.op-search-modal-tag {
    font-size: 14px; padding: 6px 16px; border-radius: 999px;
    background: rgba(37,99,235,.08);
    color: var(--op-text-2);
}
.op-search-modal-tag:hover { background: var(--op-primary); color: #fff; }

/* 深色模式搜索弹窗 */
.omnipress-dark .op-search-modal-box { background: #1e293b; border-color: #334155; }
.omnipress-dark .op-search-modal-form { border-color: #334155; }
.omnipress-dark .op-search-modal-input { color: #e2e8f0; }
.omnipress-dark .op-search-modal-tag { background: rgba(148,163,184,.14); color: #94a3b8; }
.omnipress-dark .op-search-modal-tag:hover { background: var(--op-primary); color: #fff; }

.op-theme-toggle {
    width: 36px; height: 36px; border-radius: 50%;
    border: 1px solid var(--op-border); background: var(--op-card);
    color: var(--op-text-2); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
}
.op-theme-toggle:hover { color: var(--op-primary); border-color: var(--op-primary); }
.op-icon-moon { display: none; }
.omnipress-dark .op-icon-sun { display: none; }
.omnipress-dark .op-icon-moon { display: block; }

/* 用户菜单 */
.op-user { position: relative; }
.op-user-avatar-wrap { position: relative; }
.op-user-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    border: 2px solid var(--op-border); cursor: pointer;
    object-fit: cover;
}
.op-user-avatar-wrap:hover .op-user-avatar { border-color: var(--op-primary); }
.op-notif-dot {
    position: absolute; top: -4px; right: -4px;
    min-width: 18px; height: 18px; padding: 0 4px;
    background: #ef4444; color: #fff; font-size: 11px;
    border-radius: 9px; display: flex; align-items: center; justify-content: center;
    font-weight: 700; border: 2px solid #fff;
}
.op-user-dropdown {
    position: absolute; top: calc(100% + 10px); right: 0;
    min-width: 220px; background: var(--op-card);
    border: 1px solid var(--op-border); border-radius: 14px;
    box-shadow: 0 20px 50px rgba(0,0,0,.15); padding: 8px;
    opacity: 0; visibility: hidden;
    z-index: 100;
}
.op-user-avatar-wrap:hover .op-user-dropdown { opacity: 1; visibility: visible; }
.op-user-dropdown-head {
    display: flex; align-items: center; gap: 12px;
    padding: 12px; border-bottom: 1px solid var(--op-border); margin-bottom: 8px;
}
.op-user-dropdown-head img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.op-user-name { font-weight: 600; font-size: 14px; color: var(--op-text); }
.op-user-email { font-size: 12px; color: var(--op-text-3); word-break: break-all; }
.op-user-link {
    display: block; padding: 9px 12px; border-radius: 8px;
    color: var(--op-text-2); font-size: 14px;
}
.op-user-link:hover { color: var(--op-primary); }
.op-dropdown-divider { height: 1px; background: var(--op-border); margin: 6px 8px; }

.op-login-btn {
    padding: 7px 22px; border-radius: 6px;
    background: var(--op-primary);
    color: #fff; font-size: 14px; font-weight: 600;
}
.op-login-btn:hover { color: #fff; filter: brightness(1.08); }
.op-register-btn {
    padding: 7px 22px; border-radius: 6px;
    background: #ef4444;
    color: #fff; font-size: 14px; font-weight: 600;
}
.op-register-btn:hover { color: #fff; filter: brightness(1.08); }

/* 汉堡 */
.op-nav-toggle {
    display: none; flex-direction: column; gap: 4px;
    width: 36px; height: 36px; border: 1px solid var(--op-border);
    border-radius: 8px; background: var(--op-card); cursor: pointer;
    align-items: center; justify-content: center;
}
.op-nav-toggle span { width: 18px; height: 2px; background: var(--op-text); border-radius: 2px; transition: all .3s ease; }
.op-nav-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.op-nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.op-nav-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* 热门搜索 */
.op-hot-search {
    background: var(--op-card);
    border-bottom: 1px solid var(--op-border);
    padding: 10px 0;
}
.op-hot-label { font-size: 13px; color: var(--op-text-2); margin-right: 8px; }
.op-hot-tag {
    display: inline-block; font-size: 12px; color: var(--op-text-2);
    background: var(--op-bg); border: 1px solid var(--op-border);
    padding: 3px 12px; border-radius: 999px; margin: 2px 4px 2px 0;
    transition: all .25s ease;
}
.op-hot-tag:hover { background: var(--op-primary); color: #fff; border-color: var(--op-primary); }

/* ========== 主内容 ========== */
.op-main { min-height: calc(100vh - 200px); }

.op-home-layout,
.op-single-layout,
.op-archive-layout {
    display: grid;
    gap: 24px;
    padding: 24px 20px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}
.layout-right-sidebar { grid-template-columns: 1fr 320px; }
.layout-left-sidebar { grid-template-columns: 320px 1fr; }
.layout-no-sidebar { grid-template-columns: 1fr; }

.op-home-main, .op-content-main { min-width: 0; }

.op-sidebar { position: sticky; top: 84px; }
.op-sidebar .widget {
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); padding: 20px;
    margin-bottom: 20px; box-shadow: var(--op-shadow);
}
.op-sidebar .widget-title { margin: 0 0 14px 0; font-size: 16px; font-weight: 600; color: var(--op-text); }
.op-sidebar .widget-title span { border-left: 3px solid var(--op-primary); padding-left: 10px; }
.op-sidebar ul { list-style: none; margin: 0; padding: 0; }
.op-sidebar ul li { padding: 8px 0; border-bottom: 1px solid var(--op-border); font-size: 14px; }
.op-sidebar ul li:last-child { border-bottom: none; }
.op-sidebar ul li a { color: var(--op-text-2); }
.op-sidebar ul li a:hover { color: var(--op-primary); }

/* 广告 */
.op-ad { background: var(--op-card); border: 1px dashed var(--op-border); border-radius: var(--op-radius); padding: 16px; text-align: center; margin-bottom: 20px; font-size: 13px; color: var(--op-text-3); }

/* ========== 文章卡片 ========== */
.op-section { margin-bottom: 24px; }
.op-section-head {
    display: flex; align-items: center; justify-content: space-between;
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); padding: 14px 20px; margin-bottom: 16px;
    box-shadow: var(--op-shadow);
}
.op-section-title { margin: 0; font-size: 18px; font-weight: 700; }
.op-section-title span { position: relative; padding-left: 12px; }
.op-section-title span::before {
    content: ""; position: absolute; left: 0; top: 50%;
    transform: translateY(-50%); width: 4px; height: 20px;
    background: linear-gradient(180deg, var(--op-primary), var(--op-accent));
    border-radius: 2px;
}
.op-section-more { font-size: 13px; color: var(--op-text-3); }
.op-section-more:hover { color: var(--op-primary); }

.op-post-list.style-card {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.op-post-list.style-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.op-post-list.style-list { display: flex; flex-direction: column; gap: 16px; }

/* ===== 瀑布流（masonry）===== */
.op-post-list.style-masonry {
    column-count: 3; column-gap: 16px;
}
.op-masonry-item {
    break-inside: avoid; page-break-inside: avoid;
    margin-bottom: 16px;
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); overflow: hidden;
    box-shadow: var(--op-shadow); transition: all .3s ease;
}
.op-masonry-item:hover { box-shadow: var(--op-shadow-lg); transform: translateY(-3px); }
.op-masonry-thumb { position: relative; display: block; overflow: hidden; width: 100%; }
.op-masonry-thumb img { width: 100%; display: block; object-fit: cover; transition: transform .4s ease; }
.op-masonry-item:hover .op-masonry-thumb img { transform: scale(1.05); }
.op-masonry-body { padding: 12px 14px 14px; }
.op-masonry-cat {
    display: inline-block; font-size: 11px; font-weight: 600;
    color: var(--op-primary); background: rgba(37,99,235,.1);
    padding: 2px 10px; border-radius: 999px; margin-bottom: 8px;
}
.op-masonry-title { margin: 0 0 6px; font-size: 15px; font-weight: 600; line-height: 1.45; }
.op-masonry-title a { color: var(--op-text); }
.op-masonry-title a:hover { color: var(--op-primary); }
.op-masonry-excerpt { font-size: 13px; color: var(--op-text-2); margin-bottom: 10px; line-height: 1.6; }
.op-masonry-meta {
    display: flex; gap: 14px; font-size: 12px; color: var(--op-text-3);
    border-top: 1px solid var(--op-border); padding-top: 8px;
}
/* 带侧边栏时瀑布流 2 列 */
.op-home-layout.layout-right-sidebar .op-post-list.style-masonry,
.op-home-layout.layout-left-sidebar .op-post-list.style-masonry,
.op-archive-layout.layout-right-sidebar .op-post-list.style-masonry,
.op-archive-layout.layout-left-sidebar .op-post-list.style-masonry { column-count: 2; }

/* 卡片 */
.op-card {
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); overflow: hidden;
    box-shadow: var(--op-shadow); transition: all .3s ease;
}
.op-card:hover { box-shadow: var(--op-shadow-lg); transform: translateY(-3px); }
.op-card-thumb { position: relative; display: block; overflow: hidden; aspect-ratio: 5/3; }
.op-card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.op-card:hover .op-card-thumb img { transform: scale(1.05); }
.op-card-badge {
    position: absolute; top: 10px; left: 10px;
    font-size: 11px; font-weight: 700; color: #fff;
    padding: 2px 8px; border-radius: 6px;
}
.op-card-badge-top { background: #ef4444; }
.op-card-badge-rec { background: linear-gradient(135deg, var(--op-primary), var(--op-accent)); }
.op-card-cat {
    position: absolute; bottom: 10px; right: 10px;
    font-size: 11px; color: #fff; background: rgba(0,0,0,.55);
    padding: 2px 10px; border-radius: 999px; backdrop-filter: blur(4px);
}
.op-card-body { padding: 14px 16px 16px; }
.op-card-title { margin: 0 0 8px; font-size: 16px; font-weight: 600; line-height: 1.4; }
.op-card-title a { color: var(--op-text); }
.op-card-title a:hover { color: var(--op-primary); }
.op-card-excerpt {
    font-size: 13px; color: var(--op-text-2); margin-bottom: 12px;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.op-card-meta {
    display: flex; gap: 14px; font-size: 12px; color: var(--op-text-3);
    border-top: 1px solid var(--op-border); padding-top: 10px;
}

/* 列表 */
.op-list-item {
    display: flex; gap: 18px;
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); padding: 16px;
    box-shadow: var(--op-shadow); transition: all .3s ease;
}
.op-list-item:hover { box-shadow: var(--op-shadow-lg); transform: translateY(-2px); }
.op-list-thumb { flex-shrink: 0; width: 200px; height: 120px; border-radius: 8px; overflow: hidden; }
.op-list-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.op-list-item:hover .op-list-thumb img { transform: scale(1.05); }
.op-list-body { flex: 1; min-width: 0; }
.op-list-title { margin: 0 0 8px; font-size: 17px; font-weight: 600; line-height: 1.4; }
.op-list-title a { color: var(--op-text); }
.op-list-title a:hover { color: var(--op-primary); }
.op-list-badge {
    font-size: 10px; font-weight: 700; color: #ef4444;
    border: 1px solid #fecaca; background: #fef2f2;
    padding: 1px 6px; border-radius: 4px; margin-left: 6px; vertical-align: 2px;
}
.op-list-badge-rec { color: var(--op-primary); border-color: #bfdbfe; background: #eff6ff; }
.op-list-excerpt { font-size: 14px; color: var(--op-text-2); margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.op-list-meta { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--op-text-3); flex-wrap: wrap; }
.op-list-cat {
    font-size: 11px; color: var(--op-primary); background: #eff6ff;
    padding: 2px 8px; border-radius: 4px;
}
.op-list-cat:hover { background: var(--op-primary); color: #fff; }

/* 网格 */
.op-grid-item {
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); overflow: hidden;
    box-shadow: var(--op-shadow); transition: all .3s ease;
}
.op-grid-item:hover { box-shadow: var(--op-shadow-lg); transform: translateY(-3px); }
.op-grid-thumb { position: relative; display: block; overflow: hidden; aspect-ratio: 4/3; }
.op-grid-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.op-grid-item:hover .op-grid-thumb img { transform: scale(1.05); }
.op-grid-badge {
    position: absolute; top: 8px; left: 8px; font-size: 10px; font-weight: 700;
    color: #fff; background: #ef4444; padding: 2px 6px; border-radius: 4px;
}
.op-grid-badge-rec { background: var(--op-primary); }
.op-grid-body { padding: 10px 12px 12px; }
.op-grid-title { margin: 0 0 8px; font-size: 14px; font-weight: 600; line-height: 1.4; }
.op-grid-title a { color: var(--op-text); }
.op-grid-title a:hover { color: var(--op-primary); }
.op-grid-meta { display: flex; justify-content: space-between; font-size: 12px; color: var(--op-text-3); }

/* 空状态 */
.op-empty {
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); padding: 60px 20px;
    text-align: center; color: var(--op-text-3);
}
.op-empty-icon { font-size: 40px; margin-bottom: 10px; }

/* 分页 */
.op-content-main .nav-links { display: flex; justify-content: center; gap: 8px; margin-top: 24px; flex-wrap: wrap; }
.op-content-main .nav-links a,
.op-content-main .nav-links .current {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 40px; height: 40px; padding: 0 12px;
    border: 1px solid var(--op-border); border-radius: 10px;
    background: var(--op-card); color: var(--op-text-2);
    font-size: 14px; font-weight: 500; transition: all .25s ease;
}
.op-content-main .nav-links a:hover { border-color: var(--op-primary); color: var(--op-primary); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(37,99,235,.15); }
.op-content-main .nav-links .current { background: var(--op-primary); border-color: var(--op-primary); color: #fff; }

/* ========== 文章页 ========== */
.op-article {
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); padding: 28px;
    box-shadow: var(--op-shadow);
}
.op-breadcrumb { font-size: 13px; color: var(--op-text-3); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--op-border); }
.op-breadcrumb a { color: var(--op-text-2); }
.op-breadcrumb a:hover { color: var(--op-primary); }
.op-breadcrumb .sep { margin: 0 8px; }
.op-breadcrumb .current { color: var(--op-text-3); }

.op-article-header { margin-bottom: 20px; }
.op-article-title { margin: 0 0 14px; font-size: 26px; font-weight: 700; line-height: 1.4; }
.op-article-meta { display: flex; flex-wrap: wrap; gap: 16px; font-size: 13px; color: var(--op-text-3); }
.op-meta-item { display: inline-flex; align-items: center; gap: 5px; }
.op-meta-item svg { color: var(--op-text-3); }
.op-meta-cat { color: var(--op-primary); }
.op-article-thumb { border-radius: var(--op-radius); overflow: hidden; margin-bottom: 24px; }
.op-article-content { font-size: 16px; line-height: 1.9; color: var(--op-text); }
.op-article-content h2, .op-article-content h3, .op-article-content h4 { margin-top: 1.8em; }
.op-article-content img { border-radius: 8px; }
.op-article-content blockquote {
    border-left: 4px solid var(--op-primary); margin: 20px 0;
    padding: 12px 20px; background: rgba(37,99,235,.05);
    border-radius: 0 8px 8px 0; color: var(--op-text-2);
}
.op-article-content pre {
    background: #0f172a; color: #e2e8f0; padding: 16px;
    border-radius: 8px; overflow-x: auto; font-size: 14px;
}
.op-article-content code { background: rgba(37,99,235,.08); padding: 2px 6px; border-radius: 4px; font-size: 14px; }
.op-article-content pre code { background: transparent; padding: 0; }
.op-article-tags { margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--op-border); display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.op-tags-label { font-size: 14px; color: var(--op-text-2); }
.op-tag {
    padding: 4px 12px; background: var(--op-bg); border: 1px solid var(--op-border);
    border-radius: 999px; font-size: 13px; color: var(--op-text-2); transition: all .25s ease;
}
.op-tag:hover { background: var(--op-primary); border-color: var(--op-primary); color: #fff; }

/* 文章操作栏 */
.op-post-actions {
    display: flex; gap: 10px; margin-top: 24px; padding: 14px 0;
    border-top: 1px solid var(--op-border); border-bottom: 1px solid var(--op-border);
}
.op-action {
    display: inline-flex; align-items: center; gap: 6px;
    border: 1px solid var(--op-border); background: var(--op-card);
    color: var(--op-text-2); font-size: 13px; padding: 7px 16px;
    border-radius: 999px; cursor: pointer; transition: all .25s ease;
}
.op-action:hover { border-color: var(--op-primary); color: var(--op-primary); transform: translateY(-1px); }
.op-action.is-active { background: var(--op-primary); border-color: var(--op-primary); color: #fff; }
.op-action.is-active.op-fav { background: var(--op-accent); border-color: var(--op-accent); }
.op-views { cursor: default; }
.op-views:hover { border-color: var(--op-border); color: var(--op-text-2); transform: none; }

/* 下载区 */
.op-download-box {
    margin-top: 24px; border: 1px solid var(--op-border);
    border-radius: var(--op-radius); overflow: hidden;
    background: linear-gradient(135deg, rgba(37,99,235,.04), rgba(139,92,246,.04));
}
.op-download-head {
    display: flex; align-items: center; gap: 14px;
    padding: 18px 20px; border-bottom: 1px solid var(--op-border);
    background: var(--op-card);
}
.op-download-icon {
    width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
    background: linear-gradient(135deg, var(--op-primary), var(--op-accent));
    display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.op-download-info { flex: 1; min-width: 0; }
.op-download-name { font-size: 16px; font-weight: 700; color: var(--op-text); margin-bottom: 4px; }
.op-download-meta { display: flex; gap: 16px; font-size: 12px; color: var(--op-text-3); flex-wrap: wrap; }
.op-download-body { padding: 18px 20px; display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.op-download-pwd { font-size: 14px; color: var(--op-text-2); display: flex; align-items: center; gap: 8px; }
.op-download-pwd code { font-size: 15px; background: rgba(37,99,235,.08); padding: 4px 10px; border-radius: 6px; color: var(--op-primary); }
.op-copy-pwd { border: 1px solid var(--op-border); background: var(--op-card); color: var(--op-text-2); font-size: 12px; padding: 3px 10px; border-radius: 6px; cursor: pointer; }
.op-copy-pwd:hover { border-color: var(--op-primary); color: var(--op-primary); }
.op-download-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: linear-gradient(135deg, var(--op-primary), var(--op-accent));
    color: #fff; font-size: 15px; font-weight: 700;
    padding: 12px 28px; border-radius: 999px;
    box-shadow: 0 4px 14px rgba(37,99,235,.3); transition: all .3s ease;
}
.op-download-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(37,99,235,.4); color: #fff; }

/* 相关文章 */
.op-related { margin-top: 24px; }
.op-related-title { font-size: 18px; font-weight: 700; margin: 0 0 14px; }
.op-related-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.op-related-item {
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); overflow: hidden; transition: all .3s ease;
}
.op-related-item:hover { box-shadow: var(--op-shadow-lg); transform: translateY(-2px); }
.op-related-thumb { display: block; aspect-ratio: 16/9; overflow: hidden; }
.op-related-thumb img { width: 100%; height: 100%; object-fit: cover; }
.op-related-name {
    display: block; padding: 8px 10px; font-size: 13px; color: var(--op-text);
    line-height: 1.4; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.op-related-item:hover .op-related-name { color: var(--op-primary); }

/* ========== 归档页 ========== */
.op-archive-header {
    background: var(--op-card); border: 1px solid var(--op-border);
    border-radius: var(--op-radius); padding: 20px 24px; margin-bottom: 20px;
    box-shadow: var(--op-shadow);
}
.op-archive-title { margin: 0; font-size: 20px; font-weight: 700; }
.op-archive-desc { color: var(--op-text-2); font-size: 14px; margin-top: 8px; }

/* ========== 评论 ========== */
.op-comments { margin-top: 28px; background: var(--op-card); border: 1px solid var(--op-border); border-radius: var(--op-radius); padding: 24px; }
.op-comments-title, .op-reply-title { font-size: 18px; font-weight: 600; margin: 0 0 16px; }
.op-comment-list { list-style: none; margin: 0 0 24px; padding: 0; }
.op-comment-list .comment-body { padding: 16px 0; border-bottom: 1px solid var(--op-border); }
.op-comment-list .comment-author { display: flex; align-items: center; gap: 10px; }
.op-comment-list .avatar { border-radius: 50%; }
.op-comment-list .comment-meta { font-size: 12px; color: var(--op-text-3); }
.op-comment-list .comment-content { margin-top: 8px; }
.op-comments-closed { color: var(--op-text-3); }
.op-comment-fields { display: flex; gap: 16px; }
.op-comment-fields p { flex: 1; }
.op-comment-form p label { display: block; font-size: 13px; margin-bottom: 4px; }
.op-comment-form input[type="text"], .op-comment-form input[type="email"], .op-comment-form textarea {
    width: 100%; border: 1px solid var(--op-border); border-radius: 8px;
    padding: 10px 14px; font-size: 14px; background: var(--op-card); color: var(--op-text);
}
.op-comment-form textarea { min-height: 100px; }
.op-comment-form input:focus, .op-comment-form textarea:focus { outline: none; border-color: var(--op-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

/* ========== 404 ========== */
.op-404 { max-width: 1200px; margin: 0 auto; padding: 60px 20px; }
.op-404-inner { text-align: center; background: var(--op-card); border: 1px solid var(--op-border); border-radius: 16px; padding: 60px 30px; }
.op-404-code { font-size: 80px; font-weight: 800; background: linear-gradient(135deg, var(--op-primary), var(--op-accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.op-404-title { font-size: 24px; margin: 10px 0; }
.op-404-desc { color: var(--op-text-2); margin-bottom: 24px; }
.op-404-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; align-items: center; }
.op-404-search { display: flex; gap: 8px; }
.op-404-search input { border: 1px solid var(--op-border); border-radius: 999px; padding: 10px 18px; width: 240px; font-size: 14px; }
.op-404-search button { border: none; background: var(--op-primary); color: #fff; border-radius: 999px; padding: 10px 20px; cursor: pointer; font-size: 14px; }

/* ========== 通用按钮 ========== */
.op-btn {
    display: inline-block; padding: 10px 24px;
    background: linear-gradient(135deg, var(--op-primary), var(--op-accent));
    color: #fff; border-radius: 999px; font-weight: 600;
    transition: all .3s ease; border: none; cursor: pointer; font-size: 14px;
}
.op-btn:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(37,99,235,.3); color: #fff; }
.op-btn-sm { padding: 6px 16px; font-size: 13px; }
.op-btn-submit { margin-top: 10px; }
.op-page-links { margin-top: 24px; display: flex; gap: 8px; }
.op-page-links span { padding: 6px 12px; border: 1px solid var(--op-border); border-radius: 6px; }

/* ========== 用户中心 ========== */
.op-user-layout { display: grid; grid-template-columns: 260px 1fr; gap: 24px; padding: 24px 20px; max-width: 1200px; margin: 0 auto; align-items: start; }
.op-user-sidebar { position: sticky; top: 84px; }
.op-user-card { background: var(--op-card); border: 1px solid var(--op-border); border-radius: var(--op-radius); padding: 24px 20px; text-align: center; box-shadow: var(--op-shadow); margin-bottom: 16px; }
.op-user-big-avatar { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; border: 3px solid var(--op-primary); box-shadow: 0 4px 14px rgba(37,99,235,.25); }
.op-user-card-name { font-size: 17px; font-weight: 700; margin-top: 12px; }
.op-user-card-role { font-size: 12px; color: var(--op-primary); background: #eff6ff; display: inline-block; padding: 2px 10px; border-radius: 999px; margin-top: 6px; }
.op-user-card-stats { display: flex; justify-content: center; gap: 24px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--op-border); }
.op-user-card-stats div { text-align: center; }
.op-user-card-stats b { display: block; font-size: 18px; color: var(--op-text); }
.op-user-card-stats span { font-size: 12px; color: var(--op-text-3); }
.op-user-menu { background: var(--op-card); border: 1px solid var(--op-border); border-radius: var(--op-radius); padding: 10px; box-shadow: var(--op-shadow); }
.op-user-menu-link { display: block; padding: 11px 14px; border-radius: 8px; color: var(--op-text-2); font-size: 14px; transition: all .2s ease; }
.op-user-menu-link:hover { background: rgba(37,99,235,.06); color: var(--op-primary); padding-left: 18px; }
.op-user-menu-link.active { background: linear-gradient(135deg, var(--op-primary), var(--op-accent)); color: #fff; }
.op-user-menu-logout { color: #ef4444; }
.op-user-menu-logout:hover { background: rgba(239,68,68,.06); color: #ef4444; }

.op-user-main { min-width: 0; }
.op-user-panel { background: var(--op-card); border: 1px solid var(--op-border); border-radius: var(--op-radius); padding: 24px; box-shadow: var(--op-shadow); }
.op-user-panel-title { font-size: 18px; font-weight: 700; margin: 0 0 20px; padding-bottom: 12px; border-bottom: 1px solid var(--op-border); }
.op-user-msg { padding: 10px 16px; border-radius: 8px; margin-bottom: 16px; }
.op-user-msg.success { background: #ecfdf5; color: #059669; border: 1px solid #a7f3d0; }
.op-user-msg.error { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }
.op-user-field { margin-bottom: 16px; }
.op-user-field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--op-text-2); }
.op-user-field input[type="text"], .op-user-field input[type="email"], .op-user-field input[type="password"], .op-user-field textarea, .op-user-field select {
    width: 100%; border: 1px solid var(--op-border); border-radius: 8px;
    padding: 10px 14px; font-size: 14px; background: var(--op-card); color: var(--op-text);
}
.op-user-field input:focus, .op-user-field textarea:focus { outline: none; border-color: var(--op-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.op-user-save { margin-top: 6px; }
.op-avatar-preview { width: 80px; height: 80px; border-radius: 50%; object-fit: cover; border: 2px solid var(--op-border); }
.op-user-posts { margin-top: 14px; }
.op-user-post { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--op-border); font-size: 14px; }
.op-user-post-title { flex: 1; color: var(--op-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.op-user-post-title:hover { color: var(--op-primary); }
.op-user-post-status { font-size: 11px; padding: 2px 8px; border-radius: 4px; }
.status-publish { background: #ecfdf5; color: #059669; }
.status-pending { background: #fffbeb; color: #d97706; }
.status-draft { background: #f1f5f9; color: #64748b; }
.op-user-post-date { font-size: 12px; color: var(--op-text-3); }
.op-user-empty { color: var(--op-text-3); text-align: center; padding: 30px 0; }

/* 通知列表 */
.op-notify-list { display: flex; flex-direction: column; gap: 8px; }
.op-notify-item { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--op-border); border-radius: 8px; transition: all .2s ease; }
.op-notify-item:hover { border-color: var(--op-primary); background: rgba(37,99,235,.03); }
.op-notify-item.is-unread { background: #eff6ff; border-color: #bfdbfe; }
.op-notify-icon { font-size: 18px; }
.op-notify-content { flex: 1; font-size: 14px; color: var(--op-text); }
.op-notify-time { font-size: 12px; color: var(--op-text-3); flex-shrink: 0; }

/* ========== 登录/注册 ========== */
.op-auth-wrap { max-width: 440px; margin: 0 auto; padding: 60px 20px; }
.op-auth-box { background: var(--op-card); border: 1px solid var(--op-border); border-radius: 16px; padding: 32px; box-shadow: var(--op-shadow-lg); }
.op-auth-tabs { display: flex; gap: 8px; margin-bottom: 24px; background: var(--op-bg); padding: 5px; border-radius: 12px; }
.op-auth-tab { flex: 1; border: none; background: transparent; padding: 10px; border-radius: 8px; font-size: 15px; font-weight: 600; color: var(--op-text-2); cursor: pointer; transition: all .25s ease; }
.op-auth-tab.active { background: var(--op-card); color: var(--op-primary); box-shadow: var(--op-shadow); }
.op-auth-msg { padding: 10px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.op-auth-msg.success { background: #ecfdf5; color: #059669; border: 1px solid #a7f3d0; }
.op-auth-msg.error { background: #fef2f2; color: #dc2626; border: 1px solid #fecaca; }
.op-auth-field { margin-bottom: 16px; }
.op-auth-field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--op-text-2); }
.op-auth-field input, .op-auth-field textarea, .op-auth-field select {
    width: 100%; border: 1px solid var(--op-border); border-radius: 8px;
    padding: 11px 14px; font-size: 14px; background: var(--op-card); color: var(--op-text);
}
.op-auth-field input:focus, .op-auth-field textarea:focus { outline: none; border-color: var(--op-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.op-auth-submit { width: 100%; padding: 13px; font-size: 16px; margin-top: 8px; }
.op-auth-links { text-align: right; margin-top: 12px; font-size: 13px; }

/* ========== 投稿页 ========== */
.op-submit-wrap { max-width: 800px; margin: 0 auto; padding: 40px 20px; }
.op-submit-box { background: var(--op-card); border: 1px solid var(--op-border); border-radius: 16px; padding: 32px; box-shadow: var(--op-shadow-lg); }
.op-submit-title { margin: 0 0 8px; font-size: 22px; font-weight: 700; }
.op-submit-desc { color: var(--op-text-2); font-size: 14px; margin-bottom: 24px; }

/* ========== 移动端导航 ========== */
.op-mobile-nav {
    position: fixed; top: 0; right: -100%; width: 280px; height: 100vh;
    background: var(--op-card); box-shadow: -8px 0 40px rgba(0,0,0,.15);
    z-index: 1001; transition: right .35s ease; overflow-y: auto;
}
.op-mobile-nav.is-open { right: 0; }
.op-mobile-nav-inner { padding: 80px 20px 20px; }
.op-mobile-nav-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--op-border); position: absolute; top: 0; left: 0; right: 0; background: var(--op-card); }
.op-mobile-nav-head .op-logo-text { font-size: 16px; font-weight: 700; }
.op-mobile-close { border: none; background: var(--op-bg); width: 32px; height: 32px; border-radius: 8px; cursor: pointer; color: var(--op-text); font-size: 14px; line-height: 1; }
.op-mobile-close:hover { background: rgba(37,99,235,.1); color: var(--op-primary); }
.op-mobile-nav-user { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--op-border); }
.op-mobile-nav-user a { display: block; padding: 12px; color: var(--op-text-2); font-size: 15px; border-radius: 8px; transition: all .2s ease; }
.op-mobile-nav-user a:hover { background: rgba(37,99,235,.06); color: var(--op-primary); }
.op-mobile-nav-user .op-login-btn { text-align: center; margin-top: 8px; }
.op-mobile-list { list-style: none; margin: 0; padding: 0; }
.op-mobile-list a { display: flex; align-items: center; gap: 8px; padding: 14px 12px; color: var(--op-text); font-size: 15px; border-bottom: 1px solid var(--op-border); border-radius: 8px; transition: all .2s ease; }
.op-mobile-list a:hover { background: rgba(37,99,235,.06); color: var(--op-primary); padding-left: 18px; }
.op-mobile-list .op-menu-icon { margin-right: 0; }
.op-mobile-list .op-menu-icon svg { width: 17px; height: 17px; }
.op-mobile-list .sub-menu { list-style: none; padding-left: 16px; margin: 0; }
.op-mask { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 1000; opacity: 0; visibility: hidden; transition: all .3s ease; }
.op-mask.is-open { opacity: 1; visibility: visible; }

/* ========== 页脚 ========== */
.op-footer { background: #111827; color: #9ca3af; margin-top: 40px; padding: 40px 0 20px; }
.op-footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.op-footer-top { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding-bottom: 24px; border-bottom: 1px solid #1f2937; flex-wrap: wrap; }
.op-footer-name { font-size: 18px; font-weight: 700; color: #f9fafb; }
.op-footer-desc { font-size: 14px; margin-top: 4px; }
.op-footer-menu { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; }
.op-footer-menu a { color: #9ca3af; font-size: 14px; }
.op-footer-menu a:hover { color: #fff; }
.op-footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding-top: 16px; font-size: 13px; color: #6b7280; flex-wrap: wrap; }
.op-footer-bottom a { color: #6b7280; }
.op-footer-bottom a:hover { color: #fff; }
.op-icp { color: #6b7280; }

/* ========== 深色模式 ========== */
.omnipress-dark {
    --op-bg: #0f172a;
    --op-card: #1e293b;
    --op-border: #334155;
    --op-text: #f1f5f9;
    --op-text-2: #94a3b8;
    --op-text-3: #64748b;
}
.omnipress-dark .op-header { background: rgba(30,41,59,.92); border-bottom-color: var(--op-border); }
.omnipress-dark .op-header.is-scrolled { box-shadow: 0 4px 20px rgba(0,0,0,.4); }
.omnipress-dark .op-nav-list > li > a { color: var(--op-text); }
.omnipress-dark .op-nav-list .sub-menu { background: #1e293b; }
.omnipress-dark .op-nav-search { background: #1e293b; border-color: #3b82f6; box-shadow: none; }
.omnipress-dark .op-nav-search:focus-within { background: #243244; box-shadow: 0 0 0 4px rgba(59,130,246,.2); }
.omnipress-dark .op-hot-search { background: var(--op-card); }
.omnipress-dark .op-footer { background: #0b1120; }
.omnipress-dark .op-logo-light { display: none; }
.omnipress-dark .op-logo-dark { display: block; }
.omnipress-dark .op-list-cat { color: #93c5fd; background: rgba(59,130,246,.15); }
.omnipress-dark .op-card-badge-top { background: #ef4444; }
.omnipress-dark .op-auth-tab { color: var(--op-text-2); }
.omnipress-dark .op-auth-tab.active { background: var(--op-card); }

/* ========== 响应式 ========== */
@media (max-width: 1200px) {
    .op-header-left { gap: 16px; }
    .op-nav-list > li > a { padding: 7px 8px; font-size: 14px; }
    .op-header-inner { gap: 12px; }
}
@media (max-width: 992px) {
    .op-header-inner { min-height: 52px; }
    .op-header-left { gap: 12px; }
    .op-nav-list > li > a { padding: 6px 9px; font-size: 13px; }
    .op-home-layout.layout-right-sidebar,
    .op-home-layout.layout-left-sidebar,
    .op-single-layout, .op-archive-layout { grid-template-columns: 1fr; }
    .op-sidebar { position: static; }
    .op-user-layout { grid-template-columns: 1fr; }
    .op-user-sidebar { position: static; }
    .op-user-menu { display: flex; flex-wrap: wrap; gap: 6px; }
    .op-user-menu-link { flex: 1; min-width: 120px; text-align: center; }
    .op-post-list.style-card { grid-template-columns: repeat(2, 1fr); }
    .op-post-list.style-grid { grid-template-columns: repeat(3, 1fr); }
    .op-post-list.style-masonry { column-count: 2; }
    .op-related-list { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .op-nav { display: none; }
    .op-nav-toggle { display: flex; }
    .op-header-inner { min-height: 56px; }
    .op-post-list.style-card, .op-post-list.style-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .op-post-list.style-masonry { column-count: 2; column-gap: 10px; }
    .op-masonry-item { margin-bottom: 10px; }
    .op-post-list.style-list .op-list-item { flex-direction: column; }
    .op-list-thumb { width: 100%; height: 160px; }
    .op-article { padding: 18px; }
    .op-article-title { font-size: 20px; }
    .op-related-list { grid-template-columns: 1fr 1fr; }
    .op-comment-fields { flex-direction: column; }
    .op-download-body { flex-direction: column; align-items: stretch; }
    .op-download-btn { justify-content: center; }
    .op-404-actions { flex-direction: column; }
    .op-404-search input { width: 100%; }
}

@media (max-width: 480px) {
    .op-post-list.style-card, .op-post-list.style-grid { grid-template-columns: 1fr; }
    .op-post-list.style-masonry { column-count: 1; }
    .op-related-list { grid-template-columns: 1fr; }
    .op-footer-top { flex-direction: column; text-align: center; }
    .op-footer-bottom { flex-direction: column; text-align: center; }
    .op-user-card-stats { gap: 16px; }
}