/* ============================================================
   高清壁纸 · 画廊样式（深色 / 玻璃质感 / 瀑布流）
   ============================================================ */

:root {
    --bg: #0f1115;
    --surface: #171a21;
    --surface-2: #1b1f27;
    --text: #e8eaf0;
    --text-dim: #9aa0ad;
    --accent: #7c5cff;
    --accent-2: #36d1ff;
    --line: rgba(255, 255, 255, .08);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--text);
    font-family: 'Noto Sans SC', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    min-height: 100vh;
    background:
        radial-gradient(1200px 600px at 78% -10%, rgba(124, 92, 255, .14), transparent 60%),
        radial-gradient(900px 520px at 8% 0%, rgba(54, 209, 255, .12), transparent 60%),
        var(--bg);
}

/* ---------- 顶部栏 ---------- */
.wp-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(15, 17, 21, .72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
}

.wp-header-inner {
    display: flex;
    align-items: center;
    gap: 18px;
    max-width: 1640px;
    margin: 0 auto;
    padding: 12px 22px;
}

.wp-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex: 0 0 auto;
}
.wp-brand-logo { width: 34px; height: 34px; border-radius: 9px; }
.wp-brand-name {
    font-weight: 700;
    font-size: 20px;
    letter-spacing: .5px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.wp-search {
    flex: 1;
    max-width: 540px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, .07);
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 9px 16px;
    color: var(--text-dim);
    transition: border-color .2s, background .2s;
}
.wp-search:focus-within {
    border-color: rgba(124, 92, 255, .6);
    background: rgba(124, 92, 255, .10);
}
.wp-search input {
    flex: 1;
    background: transparent;
    border: 0;
    outline: 0;
    color: var(--text);
    font-size: 14px;
}
.wp-search input::placeholder { color: #767c8c; }
.wp-search-clear {
    display: none;
    background: transparent;
    border: 0;
    color: var(--text-dim);
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    padding: 0 2px;
}
.wp-search-clear:hover { color: #fff; }

/* ---------- 分类导航 ---------- */
.wp-cats {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 11px 22px;
    max-width: 1640px;
    margin: 0 auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, .15) transparent;
}
.wp-cats::-webkit-scrollbar { height: 6px; }
.wp-cats::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .15); border-radius: 6px; }

.wp-cat {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 7px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--line);
    color: #d7dae2;
    font-size: 13px;
    cursor: pointer;
    transition: .2s;
    white-space: nowrap;
}
.wp-cat:hover { background: rgba(124, 92, 255, .18); color: #fff; }
.wp-cat.is-active {
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(124, 92, 255, .4);
}
.wp-cat-ico { width: 18px; height: 18px; border-radius: 5px; object-fit: cover; }
.wp-cat-bxi { font-size: 18px; line-height: 1; opacity: .85; }

/* ---------- 主体 / 瀑布流 ---------- */
.wp-main { max-width: 1640px; margin: 0 auto; padding: 22px 22px 50px; }

.wp-gallery { column-count: 4; column-gap: 18px; }
@media (min-width: 1700px) { .wp-gallery { column-count: 5; } }
@media (max-width: 1200px) { .wp-gallery { column-count: 3; } }
@media (max-width: 768px)  { .wp-gallery { column-count: 2; column-gap: 12px; } }
@media (max-width: 460px)  { .wp-gallery { column-count: 1; } }

.wp-card {
    break-inside: avoid;
    margin: 0 0 18px;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: var(--surface-2);
    box-shadow: 0 6px 20px rgba(0, 0, 0, .35);
    cursor: pointer;
    opacity: 0;
    transform: translateY(10px);
    animation: wpIn .5s ease forwards;
}
@media (prefers-reduced-motion: reduce) {
    .wp-card { animation: none; opacity: 1; transform: none; }
}
@keyframes wpIn { to { opacity: 1; transform: none; } }

.wp-card-img { position: relative; line-height: 0; background: var(--surface-2); }
.wp-card-img img {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0;
    transition: opacity .5s ease, transform .55s ease;
}
.wp-card-img img.is-loaded { opacity: 1; }
.wp-card:hover .wp-card-img img { transform: scale(1.06); }

.wp-card-cap {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: 26px 14px 14px;
    background: linear-gradient(to top, rgba(0, 0, 0, .85), rgba(0, 0, 0, .35) 55%, transparent);
    color: #fff;
    transform: translateY(10px);
    opacity: 0;
    transition: .3s;
}
.wp-card:hover .wp-card-cap { transform: none; opacity: 1; }

.wp-card-top { margin-bottom: 8px; }
.wp-card-cat {
    font-size: 12px;
    background: rgba(124, 92, 255, .85);
    padding: 3px 9px;
    border-radius: 999px;
}
.wp-card-bottom { display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; }
.wp-card-tag {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.wp-card-author { font-size: 12px; color: #c5c9d4; margin-top: 3px; }
.wp-card-act { display: flex; gap: 8px; flex: 0 0 auto; }

.wp-ic {
    width: 38px; height: 38px;
    border-radius: 10px;
    border: 0;
    background: rgba(255, 255, 255, .16);
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none;
    transition: .2s;
    backdrop-filter: blur(4px);
}
.wp-ic:hover { background: var(--accent); transform: translateY(-2px); }

/* 触屏设备：始终显示遮罩 */
@media (max-width: 768px) {
    .wp-card-cap { opacity: 1; transform: none; padding-top: 30px; }
}

/* ---------- 加载更多 / 状态 ---------- */
.wp-more {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    margin-top: 30px;
}
.wp-btn-more {
    padding: 11px 32px;
    border-radius: 999px;
    border: 1px solid rgba(124, 92, 255, .5);
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    color: #fff;
    font-size: 15px;
    cursor: pointer;
    transition: .2s;
}
.wp-btn-more:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(124, 92, 255, .45); }

.wp-loader { color: var(--text-dim); font-size: 14px; }
.wp-spin {
    display: inline-block;
    width: 16px; height: 16px;
    border: 2px solid rgba(255, 255, 255, .3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: wpSpin .8s linear infinite;
    vertical-align: -3px;
    margin-right: 6px;
}
@keyframes wpSpin { to { transform: rotate(360deg); } }
.wp-end { color: #6b7180; font-size: 13px; letter-spacing: 2px; }

/* ---------- 页脚 ---------- */
.wp-footer { text-align: center; color: #5d636f; font-size: 13px; padding: 24px 0 40px; }

/* ---------- 灯箱 ---------- */
.wp-lb {
    background: #0d0f13;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .6);
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    margin: 0 auto;
}
.wp-lb-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    background: #15181f;
    color: #e8eaf0;
}
.wp-lb-count { font-size: 13px; color: #9aa0ad; }
.wp-lb-tools { display: flex; gap: 8px; }
.wp-lb-btn {
    width: 38px; height: 38px;
    border-radius: 9px;
    border: 0;
    background: rgba(255, 255, 255, .08);
    color: #e8eaf0;
    font-size: 20px;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none;
    transition: .2s;
}
.wp-lb-btn:hover { background: rgba(124, 92, 255, .55); color: #fff; }
.wp-lb-stage {
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    min-height: 220px;
}
.wp-lb-stage img { max-width: 100%; max-height: 74vh; object-fit: contain; display: block; }
.wp-lb-cap { padding: 12px 16px; background: #15181f; color: #cfd3dc; font-size: 14px; }
.wp-lb-cap .lb-author { color: #8b90a0; margin-left: 8px; font-size: 12px; }

/* 灯箱模态背景加深 */
.modal-backdrop.show { opacity: .82; }

/* ---------- 接口降级提示 ---------- */
.wp-notice {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 16px auto 0;
    max-width: 1320px;
    padding: 10px 16px;
    border-radius: 10px;
    background: rgba(255, 176, 32, .12);
    border: 1px solid rgba(255, 176, 32, .35);
    color: #ffcf7a;
    font-size: 13px;
}
.wp-notice i { font-size: 16px; }

/* ---------- 分类落地页 / 详情页 ---------- */
.wp-breadcrumb { font-size: 13px; color: var(--tx2, #8a94a6); margin-bottom: 14px; display: flex; align-items: center; gap: 4px; }
.wp-breadcrumb a { color: inherit; text-decoration: none; }
.wp-breadcrumb a:hover { color: var(--tx1, #e8ecf2); }
.wp-breadcrumb i { font-size: 15px; }

.wp-cat-hero { margin-bottom: 22px; }
.wp-cat-hero h1 { font-size: 26px; font-weight: 700; margin: 0 0 10px; }
.wp-cat-intro { font-size: 14px; line-height: 1.9; color: var(--tx2, #8a94a6); max-width: 920px; }
.wp-cat-intro p { margin: 0 0 8px; }

/* 卡片标题链接 */
.wp-card-tag a { color: inherit; text-decoration: none; }
.wp-card-tag a:hover { color: var(--acc, #7aa2ff); }

/* 页脚分类导航 */
.wp-catnav { font-size: 13px; color: var(--tx2, #8a94a6); margin-top: 10px; line-height: 2; }
.wp-catnav a { color: inherit; margin: 0 8px; text-decoration: none; }
.wp-catnav a:hover { color: var(--tx1, #e8ecf2); }
.wp-catnav-label { opacity: .75; }

/* 分页 */
.wp-pagination { display: flex; justify-content: center; align-items: center; gap: 8px; margin: 30px 0 10px; flex-wrap: wrap; }
.wp-pg-btn { min-width: 34px; height: 34px; padding: 0 10px; display: inline-flex; align-items: center; justify-content: center; gap: 2px;
  border-radius: 8px; font-size: 13px; color: var(--tx2, #8a94a6); background: rgba(255,255,255,.05); text-decoration: none; }
.wp-pg-btn:hover { color: var(--tx1, #e8ecf2); background: rgba(255,255,255,.1); }
.wp-pg-btn.is-current { color: #fff; background: var(--acc, #4d7cff); }

/* 详情页 */
.wp-detail-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(280px, 1fr); gap: 26px; align-items: start; }
@media (max-width: 900px) { .wp-detail-grid { grid-template-columns: 1fr; } }
.wp-detail-stage { margin: 0; border-radius: 14px; overflow: hidden; background: rgba(0,0,0,.35); }
.wp-detail-stage img { width: 100%; display: block; opacity: 0; transition: opacity .5s; }
.wp-detail-stage img.is-loaded { opacity: 1; }
.wp-detail-side { padding: 4px 2px; }
.wp-detail-title { font-size: 22px; font-weight: 700; line-height: 1.5; margin: 0 0 14px; }
.wp-detail-author { font-size: 14px; margin-top: 6px; }
.wp-detail-license { font-size: 12.5px; color: var(--tx2, #8a94a6); margin-top: 6px; display: flex; align-items: center; gap: 4px; }
.wp-detail-actions { display: flex; gap: 10px; margin: 18px 0; flex-wrap: wrap; }
.wp-btn-primary, .wp-btn-ghost { display: inline-flex; align-items: center; gap: 6px; height: 40px; padding: 0 18px;
  border-radius: 10px; font-size: 14px; text-decoration: none; }
.wp-btn-primary { background: var(--acc, #4d7cff); color: #fff; }
.wp-btn-primary:hover { filter: brightness(1.1); color: #fff; }
.wp-btn-ghost { background: rgba(255,255,255,.07); color: var(--tx1, #e8ecf2); }
.wp-btn-ghost:hover { background: rgba(255,255,255,.12); color: var(--tx1, #e8ecf2); }
.wp-detail-meta { font-size: 13px; margin: 14px 0 0; border-top: 1px solid rgba(255,255,255,.08); padding-top: 12px; }
.wp-detail-meta dt { float: left; clear: left; width: 52px; color: var(--tx2, #8a94a6); }
.wp-detail-meta dd { margin: 0 0 6px 62px; }
.wp-detail-desc { margin-top: 16px; font-size: 13.5px; line-height: 1.9; color: var(--tx2, #c3cad6); }
.wp-detail-desc h2 { font-size: 15px; margin-bottom: 8px; }
.wp-detail-tip { margin-top: 16px; font-size: 12.5px; color: var(--tx2, #8a94a6); }
.wp-detail-tip a { color: var(--acc, #7aa2ff); }

/* 相关推荐 */
.wp-related { margin-top: 40px; }
.wp-related h2 { font-size: 18px; margin-bottom: 16px; }
.wp-related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.wp-rel-card { display: block; border-radius: 10px; overflow: hidden; background: rgba(255,255,255,.04); aspect-ratio: 4/3; }
.wp-rel-card img { width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity .5s, transform .3s; }
.wp-rel-card img.is-loaded { opacity: 1; }
.wp-rel-card:hover img { transform: scale(1.05); }

/* ---------- 头部导航（文章/关于/隐私） ---------- */
.wp-headnav {
    display: flex;
    align-items: center;
    gap: 18px;
    flex: 0 0 auto;
    margin-left: 6px;
}
.wp-headnav a {
    color: #d7dae2;
    text-decoration: none;
    font-size: 14px;
    padding: 6px 4px;
    border-bottom: 2px solid transparent;
    transition: .2s;
    white-space: nowrap;
}
.wp-headnav a:hover { color: #fff; border-bottom-color: var(--accent); }
@media (max-width: 600px) {
    .wp-headnav { gap: 12px; }
    .wp-headnav a { font-size: 13px; }
}

/* ---------- 广告位占位 ---------- */
.wp-ad-slot {
    max-width: 1640px;
    margin: 18px auto 0;
    min-height: 1px;
}
.wp-ad-slot:empty { margin: 0; }

/* ---------- 返回顶部 ---------- */
.wp-totop {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 60;
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 22px rgba(124, 92, 255, .45);
    transition: transform .2s, opacity .2s;
}
.wp-totop:hover { transform: translateY(-3px); }

/* ---------- 页脚导航 ---------- */
.wp-footnav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-bottom: 12px;
}
.wp-footnav a {
    color: #8b90a0;
    text-decoration: none;
    font-size: 13px;
    transition: color .2s;
}
.wp-footnav a:hover { color: var(--accent-2); }

/* ---------- 通用内容页（关于/隐私/文章） ---------- */
.wp-page {
    max-width: 860px;
    margin: 28px auto 0;
    padding: 0 22px 60px;
}
.wp-page h1 {
    font-size: 26px;
    margin: 8px 0 6px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.wp-page .wp-page-lead {
    color: var(--text-dim);
    font-size: 15px;
    margin-bottom: 22px;
}
.wp-page h2 {
    font-size: 19px;
    margin: 28px 0 10px;
    padding-left: 12px;
    border-left: 3px solid var(--accent);
}
.wp-page p, .wp-page li {
    line-height: 1.9;
    color: #d2d6df;
    font-size: 15px;
}
.wp-page ul { padding-left: 22px; }
.wp-page a { color: var(--accent-2); }
.wp-page .wp-updated {
    color: #6b7180;
    font-size: 13px;
    margin-top: 30px;
    border-top: 1px solid var(--line);
    padding-top: 14px;
}

/* ---------- 文章列表 ---------- */
.wp-articles {
    max-width: 1100px;
    margin: 28px auto 0;
    padding: 0 22px 60px;
}
.wp-articles > h1 {
    font-size: 26px;
    margin: 8px 0 4px;
}
.wp-articles > .wp-page-lead { color: var(--text-dim); margin-bottom: 24px; }
.wp-article-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 18px;
}
.wp-article-card {
    display: block;
    text-decoration: none;
    background: var(--surface-2);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 20px;
    transition: .2s;
    color: inherit;
}
.wp-article-card:hover {
    transform: translateY(-3px);
    border-color: rgba(124, 92, 255, .5);
    box-shadow: 0 10px 26px rgba(0, 0, 0, .4);
}
.wp-article-card h3 {
    margin: 0 0 8px;
    font-size: 18px;
    color: #fff;
}
.wp-article-card .wp-ac-meta {
    font-size: 12px;
    color: #7f8595;
    margin-bottom: 10px;
}
.wp-article-card .wp-ac-excerpt {
    font-size: 14px;
    color: #b9bec9;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.wp-backlink {
    display: inline-block;
    margin: 8px 0 18px;
    color: var(--accent-2);
    text-decoration: none;
    font-size: 14px;
}