:root { --fg: #1b1f26; --muted: #5d6470; --line: #e1e4e9; --accent: #00a868; --accent-dark: #008a55;
         --bg: #f4f5f7; --card: #fff; --top: #16191f; --radius: 12px; }
* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, "Noto Sans TC", "Microsoft JhengHei", sans-serif; color: var(--fg);
       background: var(--bg); line-height: 1.55; }
a { color: var(--accent-dark); }
h1 { font-size: 1.7rem; margin: .3em 0; line-height: 1.3; }
h2 { font-size: 1.2rem; margin: .4em 0; }
h3 { font-size: 1rem; margin: .3em 0; }
code { background: #eef0f3; padding: 0 4px; border-radius: 4px; word-break: break-all; }

/* top bar */
header.top { background: var(--top); color: #fff; position: sticky; top: 0; z-index: 10; }
.bar { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; gap: 12px; padding: 10px 20px;
       flex-wrap: wrap; }
.brand { font-weight: 700; font-size: 1.05rem; text-decoration: none; color: #fff; white-space: nowrap; }
.logo { color: var(--accent); }
.badge { font-size: .72rem; border: 1px solid currentColor; border-radius: 10px; padding: 0 8px; opacity: .8;
         white-space: nowrap; }
.topsearch { flex: 1; min-width: 160px; max-width: 460px; }
.topsearch input { width: 100%; background: #2a2f38; color: #fff; border: 1px solid #3a404b; border-radius: 20px;
                   padding: 7px 14px; }
nav { display: flex; gap: 14px; align-items: center; margin-left: auto; flex-wrap: wrap; }
header nav a { color: #e8ebf0; text-decoration: none; }
header nav a.button { color: #fff; }
header button.link { color: #c7ccd4; }
.me { display: inline-flex; align-items: center; gap: 6px; }

main { max-width: 1280px; margin: 0 auto; padding: 16px 20px 40px; }
footer { max-width: 1280px; margin: 0 auto; padding: 16px 20px 32px; color: var(--muted); font-size: .85rem;
         border-top: 1px solid var(--line); }

/* controls */
input, select, textarea, button { font: inherit; padding: 7px 10px; border: 1px solid #cfd4db; border-radius: 8px;
                                  background: #fff; color: var(--fg); }
button, .button { background: var(--accent); color: #fff; border: 1px solid var(--accent); cursor: pointer;
                  text-decoration: none; display: inline-block; padding: 7px 14px; border-radius: 8px;
                  font-weight: 600; text-align: center; }
button:hover, .button:hover { background: var(--accent-dark); }
.button.small { padding: 4px 12px; font-size: .9rem; }
.button.ghost, button.ghost { background: transparent; color: var(--accent-dark); }
.button.ghost:hover, button.ghost:hover { background: #e6f6ef; }
.wide { display: block; width: 100%; margin-top: 8px; }
button.link { background: none; color: var(--accent-dark); border: none; padding: 0; font-weight: normal; }
form.inline { display: inline; }
.stack { display: grid; gap: 10px; max-width: 720px; }
.stack label { display: grid; gap: 4px; }
.search, .row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin: 8px 0; }
.search input[type=search] { flex: 1; min-width: 200px; }
.narrow { max-width: 480px; margin: 0 auto; }

/* home */
.hero { display: grid; grid-template-columns: 3fr 2fr; gap: 24px; align-items: center; margin: 8px 0 20px;
        padding: 28px; border-radius: var(--radius); color: #fff;
        background: linear-gradient(120deg, #13261f, #0f3b2c 55%, #1b5e44); }
.hero h1 { font-size: 1.9rem; }
.hero p { color: #d7e7df; }
.hero .cta { display: flex; gap: 10px; flex-wrap: wrap; }
.hero .button.ghost { color: #fff; border-color: #fff; }
.hero .button.ghost:hover { background: rgba(255, 255, 255, .12); }
.how { margin: 0; padding: 16px 16px 16px 36px; background: rgba(0, 0, 0, .25); border-radius: 10px; color: #e6efe9; }
.how li { margin: 6px 0; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0; }
.chip { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 4px 12px; color: var(--fg);
        text-decoration: none; }
.chip small { color: var(--muted); }
.chip.on { background: var(--fg); color: #fff; border-color: var(--fg); }
.chip.on small { color: #c7ccd4; }
.listhead { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap;
            margin-top: 14px; }
.tabs { margin-left: 0; gap: 4px; }
.tabs a { padding: 4px 12px; border-radius: 16px; text-decoration: none; color: var(--muted); }
.tabs a.on { background: #e6f6ef; color: var(--accent-dark); font-weight: 600; }
.empty { color: var(--muted); padding: 24px 0; }

/* cards */
.cards { list-style: none; padding: 0; margin: 12px 0; display: grid; gap: 16px;
         grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
        display: flex; flex-direction: column; transition: box-shadow .15s, transform .15s; min-width: 0; }
.card:hover { box-shadow: 0 6px 20px rgba(0, 0, 0, .09); transform: translateY(-2px); }
.thumb { position: relative; display: block; }
.cover { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; background: #2b2e35; }
.noimg { display: grid; place-items: center; color: #aab1bd; }
.thumb .cat, .thumb .ver { position: absolute; top: 8px; font-size: .75rem; padding: 1px 8px; border-radius: 10px;
                           background: rgba(0, 0, 0, .6); color: #fff; }
.thumb .cat { left: 8px; }
.thumb .ver { right: 8px; }
.card .body { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card h3 { font-size: 1.02rem; margin: 0; }
.card h3 a { color: var(--fg); text-decoration: none; }
.summary { margin: 0; color: var(--muted); font-size: .9rem; display: -webkit-box; -webkit-line-clamp: 2;
           -webkit-box-orient: vertical; overflow: hidden; }
.foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 8px;
        font-size: .85rem; }
.who { display: inline-flex; align-items: center; gap: 6px; color: var(--fg); text-decoration: none; min-width: 0; }
.who span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stats { display: inline-flex; gap: 10px; color: var(--muted); white-space: nowrap; }

/* avatars */
.avatar { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; color: #fff;
          font-weight: 700; flex: none; }
.avatar.sm { width: 24px; height: 24px; font-size: .75rem; }
.avatar.xl { width: 88px; height: 88px; font-size: 2.2rem; }
.c0 { background: #00a868; } .c1 { background: #2f80ed; } .c2 { background: #e2711d; }
.c3 { background: #9b51e0; } .c4 { background: #d64545; } .c5 { background: #158f9c; }

/* project page */
.crumbs { color: var(--muted); font-size: .9rem; margin: 4px 0; }
.detail { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 24px; align-items: start; }
.lead { font-size: 1.08rem; color: #39404b; }
.showcase figure { margin: 0 0 12px; }
.showcase .big img, .showcase .big svg { width: 100%; max-height: 520px; object-fit: contain; border-radius: 10px;
                                         background: #2b2e35; display: block; }
figcaption { color: var(--muted); font-size: .85rem; }
.gallery { display: flex; gap: 10px; flex-wrap: wrap; }
.gallery figure { margin: 0; }
.gallery img { max-width: 220px; max-height: 165px; border-radius: 8px; border: 1px solid var(--line); }
.side { position: sticky; top: 72px; display: grid; gap: 12px; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin: 0; }
.panel h2 { font-size: 1.05rem; }
.who.big { gap: 10px; }
.statline { display: flex; gap: 14px; flex-wrap: wrap; color: var(--muted); }
.facts { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: .9rem; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.comment { border-top: 1px solid var(--line); padding: 10px 0; }
.comment .badge { color: var(--accent-dark); border-color: var(--accent-dark); }
.profile { display: flex; gap: 20px; align-items: center; background: #fff; border: 1px solid var(--line);
           border-radius: var(--radius); padding: 20px; margin: 8px 0 16px; }

/* shared from the first version */
.ver { font-size: 1rem; color: var(--muted); }
.meta, .small { color: var(--muted); font-size: .9rem; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.tag { font-size: .8rem; background: #e6f6ef; color: #145c40; border-radius: 10px; padding: 0 8px;
       text-decoration: none; }
.tag.on { background: var(--accent); color: #fff; }
.pre { white-space: pre-wrap; overflow-wrap: anywhere; }
section { margin-top: 20px; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; background: #fff; }
th, td { border: 1px solid var(--line); padding: 6px 8px; text-align: left; vertical-align: top; }
.flash { padding: 10px 12px; border-radius: 8px; margin: 8px 0; }
.flash.ok { background: #e6f4ea; }
.flash.error { background: #fdecea; }
.install { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 16px; }
svg.diagram { width: 100%; max-width: 560px; background: #2b2e35; border-radius: 6px; }
svg.diagram rect, svg.cover rect { fill: none; stroke: #aab1bd; stroke-width: 1.5; }
svg.diagram rect.outline, svg.cover rect.outline { fill: #34383f; }
svg.diagram circle, svg.cover circle { fill: #6fb7ff; stroke: #dfe6ef; }
svg.diagram text { fill: #e8ebf0; font-size: 12px; }

/* phones and narrow windows */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding: 20px; }
  .hero h1 { font-size: 1.5rem; }
  .detail { grid-template-columns: minmax(0, 1fr); }  /* plain 1fr lets the versions table widen the page */
  .side { position: static; order: -1; }
}
@media (max-width: 560px) {
  .bar { padding: 8px 12px; gap: 8px; }
  .badge, .how { display: none; }
  .topsearch { order: 3; flex-basis: 100%; max-width: none; }
  nav { gap: 10px; font-size: .92rem; }
  main { padding: 12px 12px 32px; }
  h1 { font-size: 1.4rem; }
  .cards { grid-template-columns: 1fr 1fr; gap: 10px; }
  .card .body { padding: 8px; }
  .summary { display: none; }
  .foot { flex-direction: column; align-items: flex-start; }
  .profile { flex-direction: column; text-align: center; }
}