/* ===== Mosaic 风格：等宽字体、克制的灰阶、一抹蓝、细线边框；跟随系统浅/深色 ===== */
@import url('https://fonts.googleapis.com/css2?family=Geist+Mono:wght@400;500;600&display=swap');
:root {
  --bg: #f5f5f5; --text: #121212; --sub: #5f5f5f; --mute: #5f5f5f; --faint: #a6a6a6; --hair: #e0e0e0; --fill: #ebebeb;
  --blue: #0443b5; --blue-link: #0443b5; --green: #0a7a3d; --red: #e0223e; --yellow: #c98a00; --orange: #c98a00;
  --font: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, "Xiaolai", "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", monospace;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #121212; --text: #fbfaf9; --sub: #b8b8b8; --mute: #b8b8b8; --faint: #595959; --hair: #242424; --fill: #1c1c1c;
    --blue: #5b8cff; --blue-link: #7aa2ff; --green: #4cd08a; --yellow: #fbb833; --orange: #fbb833; }
}
html, body, body.plain { background: var(--bg); }
body { color: var(--text); font: 400 13px/1.6 var(--font); letter-spacing: 0; }
a { color: var(--text); text-decoration: underline; text-decoration-color: var(--faint); text-underline-offset: 3px; }
a:hover { text-decoration-color: var(--blue-link); color: var(--blue-link); }
.wrap { max-width: 1040px; padding: 0 24px; }
.panel { background: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; border-radius: 0; border: 1px solid var(--hair); }

/* 背景视频墙默认隐藏，点「视频墙」才出现 */
#wall, #shade { display: none; }
body.wall-mode #wall { display: flex; }
body.wall-mode .app { background: transparent; }
.wallbtn { background: var(--text); color: var(--bg); border-radius: 0; backdrop-filter: none; box-shadow: none; font-size: 12px; padding: 9px 16px; text-transform: uppercase; letter-spacing: .04em; }
.wallbtn:hover { background: var(--blue); color: #fff; }
.tile { border-radius: 0; }

/* 导航 */
.nav { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; border-bottom: 1px solid var(--hair); height: 52px; }
.nav-in { max-width: none; padding: 0 20px; }
.logo { font-size: 14px; font-weight: 600; letter-spacing: 0; text-transform: uppercase; }
.logo a, .logo { color: var(--text); text-decoration: none; }
.nav .links a, .nav .links a:hover { color: var(--sub); border-radius: 0; background: none; font-size: 12px; padding: 4px 10px; text-decoration: none; }
.nav .links a:hover { color: var(--text); box-shadow: inset 0 -1px 0 var(--text); }
.votes { background: none; border: 1px solid var(--hair); border-radius: 0; color: var(--text); font-size: 12px; padding: 3px 10px; }

/* Hero：左对齐的大标题 */
.hero { text-align: left; padding: 72px 0 40px; }
.hero::before { display: none; }
.eyebrow { color: var(--blue-link); font-size: 12px; font-weight: 500; text-shadow: none; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px; }
.hero h1 { color: var(--text); text-shadow: none; font-size: clamp(36px, 7vw, 72px); font-weight: 500; letter-spacing: -.04em; line-height: 1.05; }
.sub { color: var(--sub); text-shadow: none; margin: 18px 0 0; max-width: 560px; font-size: 14px; font-weight: 400; line-height: 1.7; }

/* 榜单切换 / 筛选：纯文字，选中下划线 */
.seg { background: none; backdrop-filter: none; -webkit-backdrop-filter: none; border-radius: 0; padding: 0; margin: 0 0 16px; gap: 22px; width: auto; border-bottom: 1px solid var(--hair); }
.seg button { background: none; border-radius: 0; color: var(--faint); padding: 8px 0; font-size: 13px; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.seg button:hover { color: var(--text); }
.seg button.on { background: none; color: var(--text); box-shadow: none; border-bottom-color: var(--text); }
.filters { padding: 6px 0; border: 0; border-bottom: 1px solid var(--hair); }
.filters .row + .row { border-top: 0; }
.lbl { color: var(--faint); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.chips { gap: 2px 4px; }
.chip { background: none; color: var(--sub); border-radius: 0; font-size: 12px; padding: 0 8px; border: 1px solid transparent; }
.chip:hover { background: none; color: var(--text); border-color: var(--hair); }
.chip.on { background: var(--text); color: var(--bg); font-weight: 500; }
.chip.tg.on { background: var(--blue); color: #fff; }
.hint { background: none; backdrop-filter: none; -webkit-backdrop-filter: none; color: var(--faint); padding: 0; border-radius: 0; margin: 14px 0 6px; font-weight: 400; }

/* 列表 */
.list { padding: 0; border: 0; border-top: 1px solid var(--text); }
.item { padding: 16px 4px; gap: 18px; }
.item + .item::before { left: 0; right: 0; height: 1px; }
.item:hover { background: var(--fill); }
.rank { font-size: 14px; font-weight: 400; color: var(--faint); width: 32px; letter-spacing: 0; }
.rank.t1, .rank.t2, .rank.t3 { color: var(--text); font-weight: 600; }
.avatar { border-radius: 0; width: 48px; height: 48px; filter: grayscale(.25); transition: filter .2s; } .item:hover .avatar { filter: none; }
.name { font-size: 15px; font-weight: 500; }
.name a.t { text-decoration: none; } .name a.t:hover { color: var(--blue-link); }
.badge, .tag { background: none; border: 1px solid var(--hair); color: var(--sub); border-radius: 0; font-size: 11px; padding: 0 6px; }
.badge.demo { color: var(--yellow); border-color: var(--yellow); background: none; }
.meta { color: var(--faint); font-size: 12px; }
.main b { font-size: 20px; font-weight: 500; letter-spacing: -.02em; }
.main small { color: var(--faint); }
.btn { color: var(--sub); font-size: 12px; }
.btn.fill { background: none; color: var(--text); border: 1px solid var(--text); border-radius: 0; padding: 0 12px; line-height: 28px; font-weight: 400; }
.btn.fill:hover { background: var(--text); color: var(--bg); } .btn.fill:active { transform: none; }
.btn.link:hover { color: var(--blue-link); }
.more::before { left: 0; right: 0; height: 1px; }
.foot { background: none; backdrop-filter: none; -webkit-backdrop-filter: none; color: var(--faint); border-radius: 0; margin: 40px 0 96px; padding: 20px 0 0; border-top: 1px solid var(--hair); width: auto; text-align: left; font-size: 12px; }
.toast { background: var(--text); color: var(--bg); border-radius: 0; backdrop-filter: none; }

/* 子页面 */
.pg { max-width: 960px; }
.pg h1 { font-weight: 500; font-size: 30px; letter-spacing: -.03em; }
.pg h2 { font-size: 12px; font-weight: 500; text-transform: uppercase; letter-spacing: .08em; color: var(--sub); }
.ch-head { padding: 22px 0; border: 0; border-bottom: 1px solid var(--hair); }
.panel.ch-head, .panel.stats, .panel.blk { border: 0; border-bottom: 1px solid var(--hair); }
.bio { color: var(--text); } .stats b { font-weight: 500; } .blk { padding: 22px 0; }
.verified { background: none; border: 1px solid var(--green); border-radius: 0; color: var(--green); }
.vids img, .feed img.th, .pcard img, .poster-img { border-radius: 0; background: var(--fill); }
.rel a { background: none; border: 1px solid var(--hair); border-radius: 0; color: var(--text); } .rel a:hover { background: var(--fill); }
.rel img, .pkh img, .pkh .avatar { border-radius: 0; }
.reply, .ytc { background: var(--fill); border-radius: 0; }
.code { background: var(--fill); border-radius: 0; font-family: var(--font); }
.card { background: none; backdrop-filter: none; -webkit-backdrop-filter: none; border-radius: 0; border: 1px solid var(--hair); color: var(--text); text-decoration: none; }
.card:hover { background: var(--fill); }
.covers img, .covers i { border-radius: 0; border-color: var(--bg); }
.feed li, .tl li, .cmp, .rev { border-top: 1px solid var(--hair); }
.bar { background: var(--hair); border-radius: 0; } .bar i { background: var(--blue); border-radius: 0; }
textarea, input.c-label, input.c-url, .f-in, input, select { background: none; border: 1px solid var(--hair); border-radius: 0; color: var(--text); font-family: var(--font); }
textarea:focus, .f-in:focus, .c-label:focus, .c-url:focus, input:focus { outline: 1px solid var(--text); outline-offset: 0; border-color: var(--text); }
.sr .dd { background: var(--bg); border: 1px solid var(--text); border-radius: 0; box-shadow: none; } .sr .dd div:hover { background: var(--fill); }
.stars { color: var(--hair); } .stars span.on, .rev .st { color: var(--yellow); }
.up { color: var(--green) !important; }
.chart .ax { fill: var(--faint); }
@media (max-width: 734px) { .wrap { padding: 0 16px; } .hero { padding: 40px 0 24px; } .item { gap: 10px; padding: 12px 0; } .seg { gap: 14px; overflow-x: auto; } }

/* ===== 首页：左文右图 Hero ===== */
.nav { position: static; }
.hero2 { position: relative; overflow: hidden; height: calc(100vh - var(--nav-h, 52px) - var(--bar-h, 90px)); height: calc(100svh - var(--nav-h, 52px) - var(--bar-h, 90px)); min-height: 380px; }
.floaters { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.floaters span { position: absolute; left: 0; top: 0; line-height: 1; opacity: .9; will-change: transform; }
.hero-in { position: relative; z-index: 1; height: 100%; margin: 0; padding: 24px; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 40px; align-items: center; pointer-events: none; }
.hero-in a { pointer-events: auto; }
.hero-txt h1 { margin: 0; font-size: clamp(34px, 5vw, 64px); font-weight: 500; letter-spacing: -.045em; line-height: 1.08; }
.cta { display: inline-block; margin-top: 28px; padding: 10px 18px; border: 1px solid var(--text); text-decoration: none; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.cta:hover { background: var(--text); color: var(--bg); }
.hero-img { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; }
.hero-img .tile { margin: 0; background: var(--fill); }
.hero-img .tile::after { opacity: 0; }
.hero-img .tile:hover::after { opacity: 1; }
.hero-img .tile img { transition: transform .5s; }
.hero-img .tile:hover { z-index: 1; animation: hshake .45s ease-in-out; }

/* ===== 吸顶菜单栏：赛道 / 地区 / 榜单 ===== */
.menubar { position: sticky; top: 0; z-index: 100; isolation: isolate; background: var(--bg); border-bottom: 1px solid var(--hair); }
.menubar-in { padding: 8px 20px 6px; }
.menubar::after { content: ''; position: absolute; left: 0; right: 0; top: 100%; height: 18px; background: var(--bg); }
.mrow { display: flex; align-items: center; gap: 14px; min-width: 0; padding: 3px 0; }
.mrow .seg { margin: 0; border: 0; gap: 18px; flex: none; overflow: visible; }
.mrow .seg button { padding: 4px 0; }
.mrow .sep { width: 1px; height: 16px; background: var(--hair); flex: none; }
.mrow .chips { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; min-width: 0; }
.mrow .chips::-webkit-scrollbar { display: none; }
.chip { white-space: nowrap; line-height: 26px; }
.wrap { max-width: none; padding: 0 20px; }

/* ===== 缩略图网格 ===== */
.grid2 { padding-top: 22px !important; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 28px 14px; padding-top: 8px; }
.grid2 .empty, .grid2 .more { grid-column: 1 / -1; }
.gc { position: relative; transition: opacity .3s; }
.thumb { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--fill); }
.thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0;
  animation: frame 9s linear infinite, zoom 9s linear infinite; animation-delay: calc(3s * var(--n, 0) - 1s * var(--o, 0)); }
.thumb img:nth-child(2) { --n: 1; } .thumb img:nth-child(3) { --n: 2; }
.thumb .ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.thumb .ph .avatar { width: 40%; height: auto; aspect-ratio: 1; font-size: 40px; }
.rk { position: absolute; left: 0; top: 0; padding: 3px 9px; background: var(--bg); color: var(--text); font-size: 14px; font-weight: 500; }
.vbtn { position: absolute; right: 8px; top: 8px; opacity: 0; transform: translateY(-4px); transition: opacity .2s, transform .2s, background .2s; border: 1px solid var(--text); background: var(--bg); color: var(--text); border-radius: 0; font: 12px var(--font); padding: 4px 10px; }
.gc:hover .vbtn { opacity: 1; transform: none; } .vbtn:hover { background: var(--text); color: var(--bg); }
@media (hover: none) { .vbtn { opacity: 1; transform: none; } }
.cb { padding-top: 10px; display: grid; grid-template-columns: 1fr auto; gap: 2px 12px; align-items: baseline; }
.nm { font-size: 17px; font-weight: 500; text-decoration: none; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nm:hover { color: var(--blue-link); }
.st { text-align: right; line-height: 1.3; } .st b { font-size: 17px; font-weight: 500; } .st small { display: block; font-size: 13px; color: var(--faint); }
.tg { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 4px; }
.tg span { font-size: 13px; padding: 1px 7px !important; color: var(--sub); border: 1px solid var(--hair); padding: 0 6px; }
.tg .demo { color: var(--yellow); border-color: var(--yellow); }
.more { display: flex; justify-content: center; padding: 24px 0; color: var(--faint); }
.more::before { display: none; }
@media (max-width: 1400px) { .grid2 { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 1050px) { .grid2 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 860px) {
  .hero-in { grid-template-columns: 1fr; gap: 20px; padding: 20px 16px; align-content: center; }
  .hero-img { display: none; }
  .menubar-in { padding: 6px 16px 4px; } .mrow .seg { gap: 12px; }
  .wrap { padding: 0 16px; }
  .grid2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 10px; }
}
@media (prefers-reduced-motion: reduce) { .thumb img { animation: none; } .thumb img:first-child { opacity: 1; } }

/* 点击：被点的缩略图缩小（其余不变），随后跳转 */
.thumb { transition: transform .18s cubic-bezier(.3, .7, .3, 1); will-change: transform; }
.thumb:active, .gc.pressed .thumb { transform: scale(.86); }

/* 回到顶部 */
.totop { position: fixed; right: 20px; bottom: 20px; z-index: 90; width: 44px; height: 44px; border: 1px solid var(--text); background: var(--bg); color: var(--text); font: 20px/1 var(--font); cursor: pointer; opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity .2s, transform .2s, background .2s, color .2s; }
.totop.show { opacity: 1; pointer-events: auto; transform: none; }
.totop:hover { background: var(--text); color: var(--bg); }
.thumb .ph img.avatar { position: static; inset: auto; opacity: 1; animation: none; width: 38%; height: auto; aspect-ratio: 1; filter: none; }
.thumb .ph div.avatar { width: 38%; height: auto; aspect-ratio: 1; }
/* 鼠标移到某个视频上：只有这一个缩略图缩小到 90% */
.gc:hover .thumb { transform: scale(.9); }

/* 菜单栏：两列网格，地区和赛道的第一个标签上下对齐；下方留白收小 */
.menubar-in { display: grid; grid-template-columns: max-content minmax(0, 1fr); column-gap: 28px; row-gap: 2px; align-items: center; padding: 6px 20px 4px; }
.menubar-in .seg { margin: 0; border: 0; gap: 18px; overflow: visible; }
.menubar-in .seg button { padding: 4px 0; }
.menubar-in .chips { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; min-width: 0; }
.menubar-in .chips::-webkit-scrollbar { display: none; }
.menubar::after { height: 8px; }
.grid2 { padding-top: 10px !important; }
@media (max-width: 860px) { .menubar-in { grid-template-columns: 1fr; padding: 6px 16px 4px; } .menubar-in > span { display: none; } }

/* ===== 子页面统一：铺满屏幕、大标题、无下划线、5 列缩略图 ===== */
.pg { max-width: none; padding: 40px 20px 96px; }
.pg h1 { font-size: clamp(32px, 4.4vw, 60px); font-weight: 500; letter-spacing: -.045em; line-height: 1.08; margin: 0 0 12px; }
.pg .lead { color: var(--sub); max-width: 640px; margin: 0 0 28px; line-height: 1.7; }
.pg a:not(.cta) { text-decoration: none; }
.pg p a, .pg .desc a, .pg .bio a, .pg .rev a { text-decoration: underline; text-decoration-color: var(--faint); text-underline-offset: 3px; }
.pg a:hover { color: var(--blue-link); }
.pg .back { display: inline-block; margin-bottom: 20px; color: var(--sub); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.pg .tabs { gap: 18px; border-bottom: 1px solid var(--hair); margin: 0 0 24px; }
.pg .tabs .chip, .pg .tabs button { padding: 8px 0; margin-bottom: -1px; border: 0; border-bottom: 2px solid transparent; background: none; color: var(--faint); font-size: 13px; }
.pg .tabs .chip.on, .pg .tabs button.on { color: var(--text); border-bottom-color: var(--text); background: none; }
.pg .tabs .chip:hover { color: var(--text); background: none; }

/* 清单卡片：和首页网格同一套 5 列 */
.grid { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.card { padding: 16px; transition: background .2s; }
.card h3 { font-size: 17px; font-weight: 500; } .card p { font-size: 13px; }
.covers img, .covers i { width: 48px; height: 48px; }

/* 动态：整行铺开，无外框 */
.feed { padding: 0; border-top: 1px solid var(--text); }
.panel.feed { border: 0; border-top: 1px solid var(--text); }
.feed li { padding: 14px 4px; } .feed .tx { font-size: 15px; } .feed time { font-size: 12px; color: var(--faint); }
.feed img.th { width: 160px; }
.li-list { border: 0; border-top: 1px solid var(--text); padding: 0; }

/* 频道页 */
.pg .ch-head { padding: 8px 0 32px; gap: 28px; }
.avatar.big { width: 140px; height: 140px; }
.ch-main h1 { margin-bottom: 8px; }
.stats { padding: 28px 0; grid-template-columns: repeat(5, 1fr); text-align: left; border-top: 1px solid var(--text) !important; }
.stats b { font-size: clamp(24px, 3vw, 40px); letter-spacing: -.04em; } .stats small { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--faint); }
.pg .blk { padding: 28px 0; }
.pg .blk h2, .pg h2 { margin-bottom: 16px; }
.vids { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.vids a { font-size: 14px; display: block; transition: opacity .2s; }
.vids img { transition: transform .25s; } .vids a:hover img { transform: scale(.94); }
.rel { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.rel img { width: 72px; height: 72px; } .rel a { padding: 16px 8px; font-size: 14px; }
.pkh { padding: 24px 10px; } .pkh b { font-size: 20px; }
.cmp .v { font-size: 22px; font-weight: 500; }
.pcard { padding: 24px 0; text-align: left; }
.actions { gap: 10px 14px; } .actions .btn.fill { line-height: 32px; }
@media (max-width: 1400px) { .grid, .vids { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 1050px) { .grid, .vids { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 640px) {
  .pg { padding: 24px 16px 80px; } .grid, .vids { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(3, 1fr); row-gap: 18px; } .avatar.big { width: 96px; height: 96px; }
  .feed img.th { width: 96px; }
}
.chart { max-width: 820px; }
.ch-main h1 { font-size: clamp(28px, 3.6vw, 52px); }
.pcard, .panel.pcard { border: 0; text-align: left; padding: 8px 0 24px; }
.pcard .psz, .pcard .tabs, .pcard > div { justify-content: flex-start !important; text-align: left; }
.pcard img { max-height: 640px; }
.ytc, .pg textarea, .rev, .reply, .desc, .bio, .steps { max-width: 900px; }

/* 菜单栏：榜单标签略放大，在地区/赛道两行的纵向正中 */
.menubar-in .seg { grid-column: 1; grid-row: 1 / span 2; align-self: center; }
.menubar-in .seg button { font-size: 15px; }
@media (max-width: 860px) { .menubar-in .seg { grid-row: auto; } }

/* 缩略图质感：高清截帧 + 轻微对比/饱和 + 底部暗角 + 内描边 */
.thumb img { filter: contrast(1.05) saturate(1.08); backface-visibility: hidden; }
.thumb::after { content: ''; position: absolute; inset: 0; pointer-events: none; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06), inset 0 -48px 40px -36px rgba(0, 0, 0, .45); }

/* 缩略图：统一偏柔和的色调 + iMessage 气泡般圆钝的大圆角 */
.thumb img, .hero-img .tile img, .vids img { filter: contrast(.83) saturate(.75) brightness(1.06); }
.thumb, .hero-img .tile, .vids img, .thumb::after { border-radius: 22px; }
.hero-img .tile { border-radius: 20px; }
.hero-img { gap: 6px; }
.thumb::after { box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .05), inset 0 -40px 36px -34px rgba(0, 0, 0, .3); }
.rk { left: 10px; top: 10px; border-radius: 999px; padding: 2px 10px; background: rgba(245, 245, 245, .88); color: #121212; }
@media (prefers-color-scheme: dark) { .rk { background: rgba(18, 18, 18, .8); color: #fbfaf9; } }
.vbtn { border-radius: 999px; right: 10px; top: 10px; }

/* 圆角再加大 */
.thumb, .thumb::after, .vids img { border-radius: 32px; }
.hero-img .tile { border-radius: 28px; }

/* ===== 平板（≤860）：Hero 上文下图，网格 3 列 ===== */
@media (max-width: 860px) {
  .hero-in { grid-template-columns: 1fr; gap: 24px; padding: 20px 16px; align-content: center; }
  .hero-img { display: grid !important; grid-template-columns: repeat(5, 1fr); gap: 5px; }
  .grid2 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px 12px; }
  .thumb, .thumb::after { border-radius: 26px; } .hero-img .tile { border-radius: 18px; }
}
/* ===== 手机（≤640） ===== */
@media (max-width: 640px) {
  .nav { height: auto; }
  .nav-in { flex-wrap: wrap; padding: 10px 16px 0; gap: 0 12px; }
  .nav .logo { display: block !important; order: 1; flex: 1; }
  .nav .votes { order: 2; }
  .nav .links { order: 3; width: 100%; flex: none; justify-content: flex-start; overflow-x: auto; margin: 6px -6px 0; padding-bottom: 4px; }
  .nav .links a { padding: 6px 10px; font-size: 13px; }
  .hero-txt h1 { font-size: 38px; }
  .hero-img { grid-template-columns: repeat(4, 1fr); gap: 4px; }
  .hero-img .tile:nth-child(n+17) { display: none; }
  .hero-img .tile { border-radius: 12px; }
  .menubar-in .seg button { font-size: 14px; }
  .grid2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 10px; }
  .thumb, .thumb::after, .vids img { border-radius: 22px; }
  .cb { grid-template-columns: 1fr; }
  .st { text-align: left; } .st b, .nm { font-size: 15px; } .st small { display: inline; margin-left: 6px; font-size: 12px; }
  .tg span { font-size: 12px; }
  .totop { right: 14px; bottom: 14px; width: 40px; height: 40px; }
  .pg h1 { font-size: 32px; }
  .stats b { font-size: 24px; }
  .feed li { gap: 10px; padding: 12px 0; } .feed img.th { width: 96px; flex: none; } .feed .tx { font-size: 14px; word-break: break-word; }
  .pkgrid { gap: 8px; } .cmp { grid-template-columns: 1fr 64px 1fr; }
}

/* 首页照片墙：划过的格子上下震动一下，其他格子保持不变 */
@keyframes hshake { 0%, 100% { transform: translateY(0); } 20% { transform: translateY(-7px); } 40% { transform: translateY(5px); } 60% { transform: translateY(-4px); } 80% { transform: translateY(2px); } }

/* 滚动揭幕的色块（见 app.js armReveal） */
.thumb .ov { position: absolute; inset: 0; z-index: 3; pointer-events: none; clip-path: inset(0 0 0 0); will-change: clip-path;
  transition: clip-path .5s cubic-bezier(.215, .61, .355, 1); }
.thumb .ov.go { clip-path: inset(100% 0 0 0); }