:root { --bg: #0d1016; --panel: #151a23; --line: #232b38; --fg: #e8ecf3; --dim: #8d97a8; --hot: #f5a524; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.65 -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif; }
a { color: inherit; text-decoration: none; }

.topbar { position: sticky; top: 0; z-index: 9; display: flex; align-items: center; justify-content: space-between;
  padding: 14px 5vw; background: rgba(13, 16, 22, .88); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .3px; }
.menu { display: flex; gap: 26px; align-items: center; list-style: none; margin: 0; padding: 0; font-size: 15px; color: var(--dim); }
.menu a:hover { color: var(--fg); }

.pill { display: inline-block; padding: 8px 20px; border-radius: 999px; border: 1px solid #3a4456; color: var(--fg); font-size: 15px; }
.pill:hover { border-color: var(--hot); }
.pill-solid { background: var(--hot); border-color: var(--hot); color: #1a1205; font-weight: 600; }
.pill-solid:hover { filter: brightness(1.08); }

.cover { display: grid; grid-template-columns: 1.1fr 1fr; gap: 6vw; align-items: center; padding: 90px 5vw 80px; }
.cover h1 { font-size: 46px; line-height: 1.25; margin: 0 0 18px; }
.cover p { color: var(--dim); font-size: 18px; max-width: 34em; }
.actions { display: flex; gap: 14px; margin-top: 28px; }
.cover > *, .cols > *, .posters > * { min-width: 0; }   /* 网格子项不被图片的固有宽度撑开 */
.screens { margin: 0; }
.screens img { display: block; width: 100%; height: auto; }
.screens figcaption { display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: center; margin-top: 6px; color: var(--dim); font-size: 14px; }
.screens figcaption b { color: var(--fg); font-size: 18px; margin-right: 3px; }

.posters { display: grid; grid-template-columns: repeat(8, 1fr); gap: 16px; }
.posters img { width: 100%; height: auto; border-radius: 10px; box-shadow: 0 10px 28px rgba(0, 0, 0, .45); transition: transform .2s; }
.posters img:hover { transform: translateY(-6px); }

.block { padding: 72px 5vw; }
.block.dark { background: var(--panel); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.block h2 { font-size: 30px; margin: 0 0 30px; }
.note { color: var(--dim); margin: -14px 0 26px; }

.cols { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.item img { display: block; margin-bottom: 14px; }
.item .num { color: var(--hot); font-weight: 700; font-size: 14px; }
.item h3 { margin: 6px 0 8px; font-size: 19px; }
.item p { margin: 0; color: var(--dim); font-size: 15px; }

.spec { width: 100%; border-collapse: collapse; }
.spec th, .spec td { text-align: left; padding: 16px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec th { width: 150px; color: var(--hot); font-weight: 600; }
.spec td { color: #c4cbd8; }

.apps { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
.apps a { display: flex; flex-direction: column; padding: 18px 20px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.apps a:hover { border-color: var(--hot); }
.apps img { margin-bottom: 10px; }
.apps small { color: var(--dim); margin-top: 4px; }

.log { list-style: none; margin: 0; padding: 0; }
.log li { padding: 14px 0; border-bottom: 1px dashed var(--line); color: #c4cbd8; }
.log time { display: inline-block; width: 110px; color: var(--dim); font-size: 14px; }
.log b { margin-right: 12px; color: var(--fg); }

.signin form { max-width: 380px; display: grid; gap: 14px; }
.signin label { display: grid; gap: 6px; color: var(--dim); font-size: 14px; }
.signin input { padding: 11px 14px; border-radius: 8px; border: 1px solid #333d4e; background: #0f131a; color: var(--fg); font-size: 15px; }
.signin input:focus { outline: none; border-color: var(--hot); }
.msg { color: #ff8a7a; margin: 0; font-size: 14px; }

.foot { display: flex; justify-content: space-between; padding: 28px 5vw; color: var(--dim); font-size: 14px; border-top: 1px solid var(--line); }

@media (max-width: 860px) {
  .menu li:not(:last-child) { display: none; }
  .cover { grid-template-columns: 1fr; padding-top: 56px; }
  .cover h1 { font-size: 34px; }
  .cols { grid-template-columns: 1fr 1fr; }
  .posters { grid-template-columns: repeat(4, 1fr); }
  .spec th { width: 96px; }
}