/* [DEST: 成品目录] */
/* www.duliyan.com 原创 */
/* 阶段 A1 基础样式：排版、卡片、表单、页头页脚占位。
   颜色一律来自 PHP 注入的 CSS 变量（lib/theme_settings.php 的 dy_theme_css_inline），本文件不出现任何色值字面量。
   阶段 A2 在此基础上追加毛玻璃导航、图片流、悬停微光与滚动入场动效。 */

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

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    min-height: 100vh;
    background-color: var(--theme-bg);
    color: var(--theme-text);
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 15px;
    line-height: 1.75;
}

a { color: var(--theme-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.dy-topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 24px;
    background-color: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    -webkit-backdrop-filter: blur(var(--glass-blur));
    backdrop-filter: blur(var(--glass-blur));
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .dy-topbar { background-color: var(--theme-surface); }
}

.dy-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--theme-text);
}
.dy-brand img { height: 30px; width: auto; }
.dy-brand:hover { text-decoration: none; }

.dy-links { display: flex; flex-wrap: wrap; gap: 18px; font-size: 14px; }
.dy-links a { color: var(--theme-muted); }
.dy-links a:hover, .dy-links a.is-active { color: var(--theme-accent); text-decoration: none; }

.dy-wrap { max-width: 1120px; margin: 0 auto; padding: 32px 24px 56px; }
.dy-wrap--narrow { max-width: 460px; }

.dy-card {
    background-color: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius);
    padding: 26px 24px;
    -webkit-backdrop-filter: blur(var(--glass-blur));
    backdrop-filter: blur(var(--glass-blur));
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .dy-card { background-color: var(--theme-surface); }
}

.dy-title { margin: 0 0 6px; font-size: 21px; font-weight: 700; letter-spacing: .5px; }
.dy-sub { margin: 0 0 22px; color: var(--theme-muted); font-size: 13px; }

.dy-field { margin-bottom: 16px; }
.dy-label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--theme-muted); }
.dy-input, .dy-textarea {
    width: 100%;
    padding: 11px 13px;
    font-size: 15px;
    color: var(--theme-text);
    background-color: var(--theme-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius);
    font-family: inherit;
}
.dy-input:focus, .dy-textarea:focus { outline: none; border-color: var(--theme-accent); }
.dy-hint { margin-top: 6px; font-size: 12px; color: var(--theme-muted); }

.dy-btn {
    display: inline-block;
    width: 100%;
    padding: 12px 18px;
    margin-top: 6px;
    font-size: 15px;
    font-weight: 600;
    color: var(--theme-bg);
    background-color: var(--theme-accent);
    border: 1px solid var(--theme-accent);
    border-radius: var(--glass-radius);
    cursor: pointer;
    font-family: inherit;
}
.dy-btn:hover { text-decoration: none; opacity: .92; }
.dy-btn:active { transform: scale(.97); }
.dy-btn--ghost {
    color: var(--theme-text);
    background-color: transparent;
    border-color: var(--glass-border);
}

.dy-error {
    margin: 0 0 16px;
    padding: 10px 13px;
    font-size: 13px;
    color: var(--theme-accent);
    background-color: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-left-width: 3px;
    border-radius: var(--glass-radius);
    list-style: none;
}
.dy-error li { margin: 2px 0; }
.dy-ok { color: var(--theme-text); }

.dy-note {
    margin: 18px 0 0;
    padding: 12px 14px;
    font-size: 12px;
    color: var(--theme-muted);
    background-color: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius);
}

.dy-foot {
    padding: 24px;
    text-align: center;
    font-size: 12px;
    color: var(--theme-muted);
    border-top: 1px solid var(--glass-border);
}

.dy-list { margin: 0; padding-left: 18px; }
.dy-kv { display: flex; flex-wrap: wrap; gap: 8px 26px; margin: 0 0 18px; font-size: 13px; color: var(--theme-muted); }
.dy-kv b { color: var(--theme-text); font-weight: 600; }
.dy-row { display: flex; gap: 12px; }

@media (max-width: 991px) {
    .dy-topbar { padding: 12px 16px; flex-wrap: wrap; }
    .dy-links { gap: 14px; font-size: 13px; }
    .dy-wrap { padding: 22px 16px 42px; }
}

/* ============ 阶段 A2：毛玻璃导航、图片流、详情与动效 ============ */

/* ---- 滚动入场：只在 JS 存在时才先隐藏，纯浏览器禁用 JS 也看得见全部内容 ---- */
.dy-js [data-duliyan-reveal] {
    opacity: 0;
    filter: blur(8px);
    transform: translate3d(0, 24px, 0);
    transition: opacity .62s ease, filter .62s ease, transform .62s cubic-bezier(.22, .61, .36, 1);
    will-change: opacity, transform;
}
.dy-js [data-duliyan-reveal].is-revealed {
    opacity: 1;
    filter: blur(0);
    transform: none;
}
.dy-reveal-all [data-duliyan-reveal],
.dy-still [data-duliyan-reveal] {
    opacity: 1 !important;
    filter: none !important;
    transform: none !important;
    transition: none !important;
}
@media (prefers-reduced-motion: reduce) {
    [data-duliyan-reveal] {
        opacity: 1 !important;
        filter: none !important;
        transform: none !important;
        transition: none !important;
    }
    .dy-feed-card, .dy-feed-card img, .dy-nav { transition: none !important; }
}

/* ---- 版式基座 ---- */
body { overflow-x: hidden; }
.dy-main { position: relative; padding-top: 66px; min-height: 70vh; }
.dy-inner { max-width: 1440px; margin: 0 auto; padding: 22px 24px 56px; }
.dy-sr {
    position: absolute; width: 1px; height: 1px; overflow: hidden;
    clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

/* ---- 固定毛玻璃导航 ---- */
.dy-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 60;
    background-color: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    backdrop-filter: blur(var(--glass-blur)) saturate(140%);
    transition: background-color .3s ease, box-shadow .3s ease;
}
.dy-nav.is-stuck { background-color: var(--glass-bg); box-shadow: 0 8px 26px rgba(0, 0, 0, .28); }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .dy-nav { background-color: var(--theme-surface); }
}
.dy-nav-inner {
    max-width: 1440px; margin: 0 auto; padding: 0 24px;
    height: 66px; display: flex; align-items: center; gap: 22px;
}
.dy-brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; color: var(--theme-text); }
.dy-brand:hover { text-decoration: none; }
.dy-brand img { height: 34px; width: auto; display: block; }
.dy-brand-mark {
    width: 34px; height: 34px; border-radius: 9px;
    background-color: var(--theme-accent); opacity: .85;
}
.dy-brand-text { font-size: 16px; font-weight: 700; letter-spacing: 1px; white-space: nowrap; }
.dy-nav-links { display: flex; align-items: center; gap: 4px; flex: 1 1 auto; overflow: hidden; }
.dy-nav-links a {
    padding: 8px 13px; border-radius: 10px; font-size: 14px;
    color: var(--theme-muted); white-space: nowrap;
    transition: color .25s ease, background-color .25s ease;
}
.dy-nav-links a:hover { color: var(--theme-text); background-color: var(--glass-bg); text-decoration: none; }
.dy-nav-links a.is-active { color: var(--theme-accent); background-color: var(--glass-bg); }
.dy-nav-user { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.dy-user-chip { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--theme-text); }
.dy-user-chip img { width: 26px; height: 26px; border-radius: 50%; object-fit: cover; }
.dy-user-dot {
    width: 26px; height: 26px; border-radius: 50%;
    background-color: var(--theme-accent); opacity: .75; display: block;
}
.dy-user-link { font-size: 14px; color: var(--theme-muted); }
.dy-user-cta {
    font-size: 13px; padding: 7px 14px; border-radius: 999px;
    color: var(--theme-bg); background-color: var(--theme-accent);
}
.dy-user-cta:hover { text-decoration: none; opacity: .9; }
.dy-inline-form { display: inline; margin: 0; }
.dy-link-btn {
    border: 0; background: none; padding: 0; font: inherit; font-size: 14px;
    color: var(--theme-muted); cursor: pointer;
}
.dy-link-btn:hover { color: var(--theme-accent); }
.dy-nav-toggle {
    display: none; width: 40px; height: 34px; padding: 8px 9px;
    flex-direction: column; justify-content: space-between;
    background-color: var(--glass-bg); border: 1px solid var(--glass-border);
    border-radius: 10px; cursor: pointer;
}
.dy-nav-toggle span { display: block; height: 2px; background-color: var(--theme-text); border-radius: 2px; transition: transform .28s ease, opacity .2s ease; }
.dy-nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.dy-nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.dy-nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- 背景视频层（关闭时整个节点不输出） ---- */
.dy-feed-bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.dy-feed-video { width: 100%; height: 100%; object-fit: cover; }
.dy-feed-overlay {
    position: absolute; inset: 0;
    background-color: var(--hero-overlay-color);
    opacity: var(--feed-overlay-opacity);
}

/* ---- 图片流区块 ---- */
.dy-feed { position: relative; padding: 18px 24px 64px; }
.dy-feed-head {
    max-width: 1440px; margin: 0 auto 18px;
    display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.dy-feed-tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.dy-feed-tab {
    padding: 8px 16px; font: inherit; font-size: 13px; letter-spacing: .5px; cursor: pointer;
    color: var(--theme-muted); background-color: var(--glass-bg);
    border: 1px solid var(--glass-border); border-radius: 999px;
    -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
    transition: color .25s ease, border-color .25s ease, background-color .25s ease;
}
.dy-feed-tab:hover { color: var(--theme-text); text-decoration: none; }
.dy-feed-tab.is-active { color: var(--theme-bg); background-color: var(--theme-accent); border-color: var(--theme-accent); }
.dy-feed-tip { margin: 0; font-size: 12px; color: var(--theme-muted); }

/* 列数由后台主题设置注入的 CSS 变量决定；minmax(0,1fr) 防止长内容撑破列宽 */
.dy-feed-grid {
    display: grid; gap: 18px;
    grid-template-columns: repeat(var(--feed-columns-mobile, 1), minmax(0, 1fr));
    max-width: 1440px; margin: 0 auto;
}
@media (min-width: 576px) {
    .dy-feed-grid { grid-template-columns: repeat(var(--feed-columns-tablet, 2), minmax(0, 1fr)); }
}
@media (min-width: 992px) {
    .dy-feed-grid { grid-template-columns: repeat(var(--feed-columns-desktop, 4), minmax(0, 1fr)); gap: 20px; }
}
.dy-feed-grid.is-small { gap: 14px; }
@media (min-width: 992px) {
    .dy-feed-grid.is-small { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* ---- 图片卡片：整卡可点，悬停轻微放大 + 微光扫过 + 标题渐显 ---- */
.dy-feed-card {
    position: relative; display: block; min-width: 0; overflow: hidden;
    border: 1px solid var(--glass-border); border-radius: var(--glass-radius);
    background-color: var(--theme-surface); color: var(--theme-text);
    transition: transform .42s cubic-bezier(.22, .61, .36, 1), box-shadow .42s ease, border-color .3s ease;
}
.dy-feed-card:hover { text-decoration: none; transform: translateY(-3px) scale(1.012); border-color: var(--theme-accent); box-shadow: 0 18px 38px rgba(0, 0, 0, .34); }
.dy-feed-card:active { transform: scale(.985); }
.dy-feed-card.is-plain:hover { transform: none; box-shadow: none; }
.dy-feed-card-media { position: relative; display: block; overflow: hidden; aspect-ratio: 4 / 5; background-color: var(--theme-bg); }
.dy-feed-card:nth-child(4n+2) .dy-feed-card-media { aspect-ratio: 1 / 1; }
.dy-feed-card:nth-child(4n+3) .dy-feed-card-media { aspect-ratio: 3 / 4; }
.dy-feed-card-media img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform .6s cubic-bezier(.22, .61, .36, 1), filter .6s ease;
}
.dy-feed-card:hover .dy-feed-card-media img { transform: scale(1.06); filter: saturate(108%) brightness(1.03); }
.dy-feed-card-glow {
    position: absolute; inset: -40% -60%; opacity: 0; pointer-events: none;
    background: linear-gradient(115deg, transparent 42%, var(--glass-border) 50%, transparent 58%);
    transform: translate3d(-40%, 0, 0);
}
.dy-feed-card:hover .dy-feed-card-glow { opacity: .9; transform: translate3d(40%, 0, 0); transition: transform .85s ease, opacity .3s ease; }
.dy-feed-card-body {
    position: absolute; left: 0; right: 0; bottom: 0; padding: 42px 14px 14px;
    display: flex; flex-direction: column; gap: 5px;
    background: linear-gradient(to top, var(--hero-overlay-color) 0%, transparent 100%);
}
.dy-feed-card-type {
    align-self: flex-start; font-size: 11px; letter-spacing: 1px; padding: 3px 9px; border-radius: 999px;
    color: var(--theme-bg); background-color: var(--theme-accent); opacity: 0;
    transition: opacity .34s ease;
}
.dy-feed-card-title {
    font-size: 15px; font-weight: 600; line-height: 1.45;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
    word-break: break-word;
}
.dy-feed-card-excerpt, .dy-feed-card-tags {
    font-size: 12px; color: var(--theme-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
    opacity: 0; transition: opacity .34s ease .06s;
}
.dy-feed-card:hover .dy-feed-card-type,
.dy-feed-card:hover .dy-feed-card-excerpt,
.dy-feed-card:hover .dy-feed-card-tags { opacity: 1; }
.dy-feed-card:hover .dy-feed-card-tags { color: var(--theme-accent); }

/* ---- 无限加载哨兵与骨架占位 ---- */
.dy-sentinel { max-width: 1440px; margin: 26px auto 0; text-align: center; }
.dy-sentinel-text { margin: 0; font-size: 12px; color: var(--theme-muted); }
.dy-sentinel-loading { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin-bottom: 14px; }
@media (max-width: 991px) { .dy-sentinel-loading { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 575px) { .dy-sentinel-loading { grid-template-columns: repeat(1, minmax(0, 1fr)); } }
.dy-skeleton {
    display: block; aspect-ratio: 4 / 5; border-radius: var(--glass-radius);
    background-color: var(--glass-bg); border: 1px solid var(--glass-border);
}
.dy-motion .dy-skeleton { animation: dy-skeleton 1.15s ease-in-out infinite; }
@keyframes dy-skeleton { 0%, 100% { opacity: .35; } 50% { opacity: .8; } }

/* ---- 提示条 ---- */
.dy-notice { max-width: 1440px; margin: 0 auto 14px; display: flex; flex-direction: column; gap: 6px; }
.dy-notice-item {
    margin: 0; padding: 9px 14px; font-size: 13px;
    color: var(--theme-text); background-color: var(--glass-bg);
    border: 1px solid var(--glass-border); border-left: 3px solid var(--theme-accent);
    border-radius: var(--glass-radius);
}

/* ---- 空状态 ---- */
.dy-empty {
    grid-column: 1 / -1; padding: 46px 20px; text-align: center;
    color: var(--theme-muted); font-size: 13px;
    background-color: var(--glass-bg); border: 1px dashed var(--glass-border); border-radius: var(--glass-radius);
}
.dy-empty-mark { width: 42px; height: 42px; margin: 0 auto 12px; border-radius: 12px; background-color: var(--glass-border); }
.dy-empty p { margin: 0; }

/* ---- 毛玻璃面板与详情 ---- */
.dy-card, .dy-panel {
    background-color: var(--glass-bg); border: 1px solid var(--glass-border);
    border-radius: var(--glass-radius); padding: 26px 24px;
    -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .dy-card, .dy-panel { background-color: var(--theme-surface); }
}
.dy-panel-narrow { max-width: 620px; margin: 0 auto; }
.dy-center-block { padding: 60px 24px; }
.dy-detail { max-width: 1120px; margin: 0 auto; }
.dy-detail-cover { overflow: hidden; border-radius: var(--glass-radius); border: 1px solid var(--glass-border); margin-bottom: 18px; }
.dy-detail-cover img { width: 100%; max-height: 460px; object-fit: cover; }
.dy-detail-cover.is-none { display: none; }
.dy-panel-head { margin-bottom: 14px; }
.dy-badge {
    display: inline-block; font-size: 11px; letter-spacing: 1px; padding: 3px 10px; border-radius: 999px;
    color: var(--theme-bg); background-color: var(--theme-accent); margin-bottom: 10px;
}
.dy-detail-title { margin: 0 0 8px; font-size: 24px; line-height: 1.4; word-break: break-word; }
.dy-detail-lead { margin: 10px 0 0; color: var(--theme-muted); font-size: 14px; }
.dy-meta { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 12px; color: var(--theme-muted); }
.dy-meta-sum { flex: 1 1 100%; font-size: 13px; color: var(--theme-text); }
.dy-detail-body { margin-top: 18px; font-size: 15px; line-height: 1.95; word-break: break-word; }
.dy-detail-body p { margin: 0 0 14px; }
.dy-detail-video { margin-top: 18px; }
.dy-detail-video video { width: 100%; border-radius: var(--glass-radius); background-color: var(--theme-bg); }
.dy-detail-gallery { display: grid; gap: 14px; margin-top: 22px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (min-width: 992px) { .dy-detail-gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.dy-gallery-item { margin: 0; overflow: hidden; border-radius: var(--glass-radius); border: 1px solid var(--glass-border); }
.dy-gallery-item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.dy-panel-foot { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.dy-panel-foot .dy-btn { width: auto; padding: 11px 20px; margin: 0; }
.dy-btn-ghost { color: var(--theme-text); background-color: transparent; border: 1px solid var(--glass-border); }
.dy-related { max-width: 1120px; margin: 34px auto 0; }
.dy-section-title { font-size: 16px; letter-spacing: 1px; margin: 0 0 14px; color: var(--theme-muted); font-weight: 600; }

/* ---- 面包屑 ---- */
.dy-crumbs { max-width: 1120px; margin: 0 auto 16px; font-size: 12px; color: var(--theme-muted); }
.dy-crumbs a { color: var(--theme-muted); }
.dy-crumbs a:hover { color: var(--theme-accent); text-decoration: none; }
.dy-crumb-sep { margin: 0 8px; opacity: .5; }
.dy-crumb-now { color: var(--theme-text); }

/* ---- 页脚 ---- */
.dy-foot { border-top: 1px solid var(--glass-border); background-color: var(--theme-bg); padding: 40px 24px 18px; margin-top: 40px; }
.dy-foot-inner { max-width: 1440px; margin: 0 auto; display: grid; gap: 26px; grid-template-columns: repeat(1, minmax(0, 1fr)); }
@media (min-width: 576px) { .dy-foot-inner { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 992px) { .dy-foot-inner { grid-template-columns: 1.4fr 1fr 1.2fr 1fr; } }
.dy-foot-title { font-size: 13px; letter-spacing: 1px; color: var(--theme-text); margin-bottom: 10px; }
.dy-foot-text { margin: 0 0 8px; font-size: 12px; line-height: 1.8; color: var(--theme-muted); word-break: break-word; }
.dy-foot-list { list-style: none; margin: 0; padding: 0; font-size: 12px; color: var(--theme-muted); }
.dy-foot-list li { margin-bottom: 7px; word-break: break-word; }
.dy-foot-col { min-width: 0; }
.dy-foot-about .dy-foot-text { font-size: 12.5px; }
.dy-foot-social li { display: inline-block; margin: 0 14px 7px 0; }
.dy-foot-muted { opacity: .7; }
.dy-foot-bar {
    max-width: 1440px; margin: 26px auto 0; padding-top: 16px;
    border-top: 1px solid var(--glass-border);
    display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: center;
    font-size: 12px; color: var(--theme-muted); text-align: center;
}

/* ---- 导航与图片流在小屏的折叠与留白 ---- */
@media (max-width: 991px) {
    .dy-nav-inner { padding: 0 16px; gap: 12px; }
    .dy-nav-toggle { display: flex; }
    .dy-nav-links {
        position: absolute; top: 66px; left: 0; right: 0;
        flex-direction: column; align-items: stretch; gap: 0;
        padding: 8px 16px 14px; max-height: 0; overflow: hidden;
        visibility: hidden;
        background-color: var(--theme-surface);
        border-bottom: 1px solid var(--glass-border);
        transition: max-height .32s ease, padding .32s ease, visibility .32s ease;
    }
    .dy-nav-links.is-open { max-height: 70vh; overflow-y: auto; padding: 12px 16px 18px; visibility: visible; }
    .dy-nav-links a { padding: 13px 6px; font-size: 15px; border-bottom: 1px solid var(--glass-border); border-radius: 0; }
    .dy-nav-links a:last-child { border-bottom: 0; }
    .dy-brand-text { font-size: 15px; }
    .dy-feed { padding: 14px 16px 52px; }
    .dy-feed-grid { gap: 14px; }
    .dy-main { padding-top: 60px; }
    .dy-nav-inner { height: 60px; }
    .dy-nav-links { top: 60px; }
    .dy-inner { padding: 18px 16px 42px; }
    .dy-detail-title { font-size: 20px; }
}
@media (max-width: 575px) {
    .dy-user-link { display: none; }
    .dy-feed-card-media { aspect-ratio: 4 / 3; }
    .dy-feed-card:nth-child(4n+2) .dy-feed-card-media,
    .dy-feed-card:nth-child(4n+3) .dy-feed-card-media { aspect-ratio: 4 / 3; }
    .dy-feed-card-type, .dy-feed-card-excerpt, .dy-feed-card-tags { opacity: 1; }
}

/* ============ 阶段 A4：内容页、表单页与个人中心 ============ */

.dy-section-head { max-width: 1120px; margin: 0 auto 18px; }
.dy-section-head .dy-detail-title { font-size: 22px; }

/* 分类筛选条：可换行，窄屏不横滚 */
.dy-filter { display: flex; flex-wrap: wrap; gap: 8px; max-width: 1120px; margin: 0 auto 20px; }
.dy-filter-tab {
    padding: 7px 15px; font-size: 13px; border-radius: 999px;
    color: var(--theme-muted); background-color: var(--glass-bg); border: 1px solid var(--glass-border);
    transition: color .25s ease, background-color .25s ease, border-color .25s ease;
}
.dy-filter-tab:hover { color: var(--theme-text); text-decoration: none; }
.dy-filter-tab.is-active { color: var(--theme-bg); background-color: var(--theme-accent); border-color: var(--theme-accent); }

/* 服务、案例、资讯三种网格 */
.dy-svc-grid, .dy-case-grid, .dy-news-grid {
    display: grid; gap: 18px; max-width: 1120px; margin: 0 auto;
    grid-template-columns: repeat(1, minmax(0, 1fr));
}
@media (min-width: 576px) {
    .dy-svc-grid, .dy-case-grid, .dy-news-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 992px) {
    .dy-case-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
    .dy-news-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
    .dy-svc-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
}

.dy-svc, .dy-case, .dy-news {
    display: block; min-width: 0; overflow: hidden; color: var(--theme-text);
    border: 1px solid var(--glass-border); border-radius: var(--glass-radius);
    background-color: var(--glass-bg);
    -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
    transition: transform .4s cubic-bezier(.22, .61, .36, 1), box-shadow .4s ease, border-color .3s ease;
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .dy-svc, .dy-case, .dy-news { background-color: var(--theme-surface); }
}
.dy-svc:hover, .dy-case:hover, .dy-news:hover {
    text-decoration: none; transform: translateY(-3px);
    border-color: var(--theme-accent); box-shadow: 0 16px 34px rgba(0, 0, 0, .32);
}
.dy-svc:active, .dy-case:active, .dy-news:active { transform: scale(.985); }
.dy-svc-media, .dy-case-media, .dy-news-media {
    position: relative; display: block; overflow: hidden; background-color: var(--theme-bg);
}
.dy-svc-media img, .dy-case-media img, .dy-news-media img {
    width: 100%; display: block; object-fit: cover;
    transition: transform .6s cubic-bezier(.22, .61, .36, 1);
}
.dy-svc-media { aspect-ratio: 16 / 9; }
.dy-case-media { aspect-ratio: 4 / 3; }
.dy-news-media { aspect-ratio: 16 / 9; }
.dy-svc:hover .dy-svc-media img, .dy-case:hover .dy-case-media img, .dy-news:hover .dy-news-media img { transform: scale(1.05); }
.dy-svc-blank, .dy-case-blank, .dy-news-blank { display: block; width: 100%; height: 100%; background-color: var(--theme-surface); }
.dy-case-badges { position: absolute; left: 10px; top: 10px; display: flex; gap: 6px; flex-wrap: wrap; }
.dy-badge-sm {
    font-size: 11px; padding: 3px 9px; border-radius: 999px;
    color: var(--theme-bg); background-color: var(--theme-accent);
}
.dy-news-date {
    position: absolute; right: 10px; bottom: 10px; font-size: 11px; padding: 3px 9px; border-radius: 999px;
    color: var(--theme-text); background-color: var(--glass-bg);
    -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
}
.dy-svc-body, .dy-case-body, .dy-news-body { display: block; padding: 14px 16px 18px; }
.dy-svc-title, .dy-case-title, .dy-news-title {
    display: block; font-size: 15px; font-weight: 600; line-height: 1.5;
    word-break: break-word;
}
.dy-news-title { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.dy-svc-en { display: block; margin-top: 4px; font-size: 11px; letter-spacing: 1px; color: var(--theme-accent); text-transform: uppercase; word-break: break-word; }
.dy-svc-sum, .dy-case-sum, .dy-news-sum, .dy-case-client, .dy-news-cat {
    display: block; margin-top: 8px; font-size: 12.5px; color: var(--theme-muted); line-height: 1.7;
    word-break: break-word;
}
.dy-news-cat { margin-top: 0; margin-bottom: 6px; font-size: 11px; letter-spacing: 1px; color: var(--theme-accent); }

/* 区块尾部的行动条 */
.dy-cta {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px;
    max-width: 1120px; margin: 26px auto 0; padding: 18px 20px;
    border: 1px solid var(--glass-border); border-radius: var(--glass-radius); background-color: var(--glass-bg);
}
.dy-cta-text { margin: 0; font-size: 14px; color: var(--theme-muted); }

/* 两栏：主内容 + 侧栏 */
.dy-two-col {
    display: grid; gap: 20px; max-width: 1120px; margin: 0 auto;
    grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 992px) {
    .dy-two-col { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: start; }
}
.dy-aside {
    padding: 18px 20px; border: 1px solid var(--glass-border); border-radius: var(--glass-radius);
    background-color: var(--glass-bg);
    -webkit-backdrop-filter: blur(var(--glass-blur)); backdrop-filter: blur(var(--glass-blur));
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .dy-aside { background-color: var(--theme-surface); }
}
.dy-aside-title { margin: 0 0 12px; font-size: 15px; }
.dy-aside-note { margin: 14px 0 0; font-size: 12px; color: var(--theme-muted); line-height: 1.7; }
.dy-info { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.dy-info li { display: flex; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--glass-border); word-break: break-word; }
.dy-info li:last-child { border-bottom: 0; }
.dy-info span { flex: 0 0 44px; color: var(--theme-muted); }
.dy-info b { color: var(--theme-text); font-weight: 600; }
.dy-info-empty { color: var(--theme-muted); }

/* 表单补充 */
.dy-row-2 { display: grid; gap: 0 14px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 576px) { .dy-row-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.dy-form-tip { margin: 0 0 16px; font-size: 12px; color: var(--theme-muted); }
.dy-block-title { margin: 0 0 14px; font-size: 15px; letter-spacing: .5px; }

/* 个人中心 */
.dy-account-top {
    display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
    max-width: 1120px; margin: 0 auto 20px; padding: 18px 20px;
    border: 1px solid var(--glass-border); border-radius: var(--glass-radius); background-color: var(--glass-bg);
}
.dy-avatar { width: 64px; height: 64px; border-radius: 50%; overflow: hidden; flex: 0 0 64px; background-color: var(--theme-surface); }
.dy-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.dy-avatar-blank { display: block; width: 100%; height: 100%; background-color: var(--glass-border); }
.dy-account-who { flex: 1 1 260px; min-width: 0; }
.dy-account-name { font-size: 18px; font-weight: 700; word-break: break-word; }
.dy-account-meta { margin-top: 6px; font-size: 12.5px; color: var(--theme-muted); word-break: break-word; }
.dy-account-meta b { color: var(--theme-accent); font-weight: 600; letter-spacing: .5px; }
.dy-account-note { margin: 8px 0 0; font-size: 12px; color: var(--theme-muted); line-height: 1.7; }
.dy-account-grid {
    display: grid; gap: 18px; max-width: 1120px; margin: 0 auto;
    grid-template-columns: minmax(0, 1fr);
}
@media (min-width: 992px) { .dy-account-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.dy-account-grid .dy-btn { width: auto; padding: 10px 20px; }

/* 分页条（前台列表页，样式令牌与后台一致）*/
.dy-pager { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 18px 0; font-size: 13px; }
.dy-pager a, .dy-pager .is-on {
    padding: 6px 11px; border-radius: 9px; border: 1px solid var(--glass-border);
    color: var(--theme-muted); background-color: var(--glass-bg); text-decoration: none;
}
.dy-pager a:hover { color: var(--theme-accent); border-color: var(--theme-accent); }
.dy-pager .is-on { color: var(--theme-bg); background-color: var(--theme-accent); border-color: var(--theme-accent); }
.dy-pager-total { margin-right: auto; padding-left: 0; color: var(--theme-muted); }
.dy-pager-gap { color: var(--theme-muted); }

/* ============ 阶段 A5：首页区块（图片流下面那几段）与首页标题 ============ */
.dy-feed-names { flex: 1 1 100%; min-width: 0; }
.dy-feed-title { margin: 0; font-size: 22px; font-weight: 700; letter-spacing: .5px; color: var(--theme-text); word-break: break-word; }
.dy-feed-sub { margin: 6px 0 0; font-size: 13px; color: var(--theme-muted); word-break: break-word; }

.dy-block { max-width: 1440px; margin: 0 auto; padding: 44px 24px 8px; }
.dy-block-head { margin-bottom: 20px; }
/* 只放大首页区块自己的标题，A4 页面里同名的 .dy-block-title（卡片内小标题）不受影响 */
.dy-block-head .dy-block-title { margin: 0; font-size: 20px; font-weight: 700; color: var(--theme-text); word-break: break-word; }
.dy-block-sub { margin: 8px 0 0; font-size: 13.5px; color: var(--theme-muted); max-width: 720px; word-break: break-word; }
.dy-block-foot { margin-top: 22px; }
.dy-block-foot .dy-btn { width: auto; padding: 10px 22px; }

/* 轮播区块：横版大图一排，窄屏改两列再一列 */
.dy-banner-strip { display: grid; gap: 16px; grid-template-columns: repeat(1, minmax(0, 1fr)); }
@media (min-width: 576px) { .dy-banner-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 992px) { .dy-banner-strip { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.dy-banner-item {
    position: relative; display: block; overflow: hidden; min-width: 0;
    border: 1px solid var(--glass-border); border-radius: var(--glass-radius); background-color: var(--theme-surface);
}
.dy-banner-item img { display: block; width: 100%; height: auto; min-height: 150px; object-fit: cover; }
.dy-banner-cap {
    position: absolute; left: 0; right: 0; bottom: 0; padding: 10px 14px;
    font-size: 13px; color: var(--theme-text); background-color: var(--theme-surface);
}
a .dy-banner-item { transition: border-color .25s ease; }
a:hover > .dy-banner-item { border-color: var(--theme-accent); text-decoration: none; }

/* 上传控件（前台头像、后台各处的选文件） */
.dy-input[type=file] { padding: 9px 10px; font-size: 12.5px; color: var(--theme-muted); }
.dy-upload { display: block; }
.dy-upload .dy-input { width: 100%; }