:root {
  --bg: #030712; --panel: #0b1220; --card: #0f172a; --line: #1e293b; --line2: #334155;
  --ink: #f8fafc; --soft: #cbd5e1; --muted: #94a3b8; --green: #4caf50; --cyan: #06b6d4; --amber: #f59e0b; --red: #ef4444;
  --radius: 12px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  display: grid; grid-template-columns: 250px minmax(0, 1fr); min-height: 100vh; }
body.bare { display: block; }
a { color: var(--cyan); }
h1 { font-size: 26px; margin: 0 0 4px; line-height: 1.2; }
h2.section { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--green); margin: 26px 0 10px; display: flex; gap: 10px; align-items: baseline; }
h2.section .more { font-size: 12px; letter-spacing: 0; text-transform: none; color: var(--muted); }
h3 { margin: 0 0 4px; font-size: 17px; }
.muted { color: var(--muted); } .small { font-size: 13px; } .break { overflow-wrap: anywhere; }
input, select, textarea { width: 100%; background: var(--panel); color: var(--ink); border: 1px solid var(--line2); border-radius: 8px;
  padding: 9px 11px; font: inherit; margin-top: 4px; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--cyan); outline-offset: 0; border-color: transparent; }
label { display: block; color: var(--soft); font-size: 13.5px; }
textarea { resize: vertical; line-height: 1.5; }

/* sidebar */
.side { position: sticky; top: 0; height: 100vh; overflow-y: auto; background: var(--panel); border-right: 1px solid var(--line);
  padding: 18px 12px; display: flex; flex-direction: column; gap: 10px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); padding: 0 6px 6px; }
.brand b { display: block; letter-spacing: .12em; font-size: 15px; } .brand small { color: var(--muted); font-size: 12px; }
.side nav { display: flex; flex-direction: column; gap: 2px; }
.side nav a { color: var(--soft); text-decoration: none; padding: 7px 10px; border-radius: 8px; }
.side nav a:hover { background: var(--card); color: var(--ink); }
.side nav a.on { background: var(--card); color: var(--ink); box-shadow: inset 0 0 0 1px var(--green); }
.side-head { display: flex; justify-content: space-between; align-items: center; color: var(--muted); font-size: 11.5px;
  letter-spacing: .14em; text-transform: uppercase; padding: 10px 10px 0; }
.side-head a { color: var(--green); text-decoration: none; font-size: 18px; letter-spacing: 0; }
.side-foot { margin-top: auto; padding: 10px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; }
.side-foot a { color: var(--soft); }
.side-foot form { display: flex; justify-content: space-between; align-items: center; color: var(--soft); }
.menu { display: none; }

.main { padding: 28px 34px 60px; max-width: 1180px; width: 100%; }
.page-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 12px 20px; margin-bottom: 14px; }
.page-head p { margin: 2px 0 0; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; } .actions.bar { margin: 14px 0; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 9px; border: 1px solid var(--line2);
  background: var(--card); color: var(--ink); text-decoration: none; font: inherit; font-size: 14px; cursor: pointer; white-space: nowrap; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--green); border-color: var(--green); color: #04130a; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { border-color: #7f1d1d; color: #fca5a5; } .btn.small { padding: 5px 10px; font-size: 13px; } .btn.wide { justify-content: center; }
button.link, .link { background: none; border: 0; color: var(--cyan); cursor: pointer; font: inherit; padding: 0; text-decoration: underline; }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 14px; }
.project-card { text-decoration: none; color: var(--ink); display: flex; flex-direction: column; gap: 4px; transition: border-color .15s; }
.project-card:hover { border-color: var(--green); }
.project-card p { color: var(--soft); margin: 2px 0 8px; font-size: 14px; flex: 1; }
.owners { color: var(--cyan); font-size: 12.5px; } .owners.inline::before { content: "· "; color: var(--muted); }
.two-col { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 20px; align-items: start; }

.list { display: flex; flex-direction: column; gap: 6px; }
.row { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; background: var(--card);
  border: 1px solid var(--line); text-decoration: none; color: var(--ink); }
a.row:hover { border-color: var(--line2); background: #111c33; }
.row.current { box-shadow: inset 0 0 0 1px var(--green); }
.row-main { min-width: 0; flex: 1; }
.row-title { font-weight: 600; overflow-wrap: anywhere; }
.row-meta { display: flex; flex-wrap: wrap; gap: 4px 12px; color: var(--muted); font-size: 12.5px; align-items: center; }
.row-meta .desc { color: var(--soft); }
.row-meta form { display: inline; }
.row-thumb, .file-thumb { width: 54px; height: 54px; object-fit: cover; border-radius: 8px; background: #fff; flex: none; }
.file-thumb { width: 40px; height: 40px; }
.ficon { flex: none; width: 40px; height: 40px; border-radius: 8px; display: grid; place-items: center; font-size: 10.5px; font-weight: 700;
  letter-spacing: .05em; background: var(--line); color: var(--soft); }
.f-image { background: #164e63; color: #a5f3fc; } .f-pdf { background: #7f1d1d; color: #fecaca; } .f-html { background: #14532d; color: #bbf7d0; }
.f-stl, .f-cad { background: #3b2f0b; color: #fde68a; } .f-folder { background: #1e3a5f; color: #bfdbfe; } .f-post { background: #1f2937; color: var(--green); }
.badge { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 11.5px; font-weight: 600; background: var(--line); color: var(--soft); }
.k-update { background: #052e16; color: #86efac; } .k-test { background: #083344; color: #67e8f9; }
.k-question { background: #422006; color: #fcd34d; } .k-discussion { background: #1e1b4b; color: #c7d2fe; }
.pin { margin-right: 4px; }

.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin: 6px 0 18px; overflow-x: auto; }
.tabs a { padding: 9px 14px; color: var(--soft); text-decoration: none; border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs a.on { color: var(--ink); border-bottom-color: var(--green); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 14px; }
.chip { padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line2); color: var(--soft); text-decoration: none; font-size: 13px; }
.chip.on { background: var(--green); border-color: var(--green); color: #04130a; font-weight: 600; }
.crumbs { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; color: var(--muted); font-size: 14px; margin-bottom: 10px; }
.crumbs a { color: var(--soft); text-decoration: none; } .crumbs a:hover { color: var(--ink); text-decoration: underline; }

.upload { margin-bottom: 16px; display: flex; flex-direction: column; gap: 10px; }
.upload-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; } .upload-row label { min-width: 160px; } .grow { flex: 1; }
.drop { border: 2px dashed var(--line2); border-radius: 10px; padding: 18px; text-align: center; color: var(--soft); }
.drop.over { border-color: var(--green); background: #06210f; }
.picked:empty { display: none; } .picked { margin-top: 6px; }
progress { width: 100%; height: 8px; accent-color: var(--green); }

.prose { overflow-wrap: anywhere; } .prose > :first-child { margin-top: 0; } .prose > :last-child { margin-bottom: 0; }
.prose img { max-width: 100%; border-radius: 8px; }
.prose table { border-collapse: collapse; width: 100%; font-size: 14px; } .prose th, .prose td { border: 1px solid var(--line2); padding: 6px 9px; text-align: left; }
.prose code { background: var(--panel); padding: 1px 5px; border-radius: 5px; } .prose pre { background: var(--panel); padding: 12px; border-radius: 8px; overflow: auto; }
.prose blockquote { border-left: 3px solid var(--line2); margin: 0; padding-left: 12px; color: var(--soft); }
.post-head { margin-bottom: 14px; } .post-actions { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 8px; margin: 16px 0 10px; }
.gallery img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 8px; background: #fff; }
.comments { margin-top: 10px; display: flex; flex-direction: column; gap: 10px; } .comment .row-meta { margin-bottom: 6px; }

.preview { padding: 0; overflow: hidden; margin-bottom: 14px; background: #fff; }
.preview img { display: block; max-width: 100%; margin: 0 auto; max-height: 78vh; }
.preview iframe { display: block; width: 100%; height: 76vh; border: 0; }
.preview video { display: block; width: 100%; max-height: 76vh; background: #000; }
.preview .prose, .preview .code { background: var(--card); color: var(--ink); padding: 18px; margin: 0; }
.preview .code { white-space: pre-wrap; font-size: 13px; max-height: 76vh; overflow: auto; }
.stl { height: 70vh; position: relative; background: linear-gradient(#f1f5f9, #cbd5e1); }
.stl p { position: absolute; left: 14px; bottom: 6px; margin: 0; color: #475569; }
.nopreview { background: var(--card); color: var(--soft); padding: 40px; display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; }
.nopreview .ficon { width: 64px; height: 64px; font-size: 13px; }

.flash { background: #052e16; border: 1px solid var(--green); color: #bbf7d0; padding: 9px 14px; border-radius: 10px; margin-bottom: 14px; }
.error { color: #fca5a5; margin: 0; }
.login { max-width: 400px; margin: 9vh auto; padding: 0 16px; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.login form { width: 100%; text-align: left; margin-top: 10px; }

/* access */
.main > section.card + section.card, .main > .card + section.card { margin-top: 14px; }
.lockbar { background: #2a1d05; border: 1px solid #a16207; color: #fde68a; padding: 8px 12px; border-radius: 10px; margin: 0 0 12px; font-size: 14px; }
.badge.lock { background: #3b2a06; color: #fcd34d; }
.badge.vis-everyone { background: #052e16; color: #86efac; }
.badge.vis-team { background: #0c2a4a; color: #93c5fd; }
.badge.vis-owner { background: #3b0a0a; color: #fca5a5; }
.tier-list { margin: 0; padding-left: 18px; color: var(--soft); line-height: 1.6; }
.narrow { max-width: 560px; }
.copy-row { display: flex; gap: 8px; } .copy-row input { flex: 1; font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
.invite-box { border-color: var(--green); }
.person.off { opacity: .55; }
.person-edit { margin-top: 6px; } .person-edit summary { cursor: pointer; color: var(--soft); font-size: 13px; }
.person-edit .stack { margin-top: 8px; }
.inline-form { display: inline-flex; gap: 8px; align-items: center; }
.check { display: inline-flex; gap: 6px; align-items: center; font-size: 14px; }
.project-picks { border: 1px solid var(--line2); border-radius: 10px; padding: 10px 12px; display: flex; flex-wrap: wrap; gap: 6px 18px; }
.project-picks legend { padding: 0 6px; color: var(--soft); font-size: 13px; }
.events { display: flex; flex-direction: column; gap: 4px; max-height: 420px; overflow: auto; font-size: 13px; }
.event { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; padding: 4px 0; border-bottom: 1px solid var(--line); }
.event .detail { color: var(--soft); overflow-wrap: anywhere; }
/* code */
.main { min-width: 0; }
.code-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 10px; }
.code-bar .crumbs { margin: 0; flex: 1 1 auto; }
.readme { margin-top: 14px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

@media (max-width: 900px) {
  body { grid-template-columns: minmax(0, 1fr); }
  .side { position: fixed; inset: 0 30% 0 0; z-index: 20; transform: translateX(-102%); transition: transform .2s; max-width: 300px; }
  body.open .side { transform: none; box-shadow: 0 0 0 100vmax rgba(0,0,0,.5); }
  .menu { display: block; position: fixed; top: 10px; right: 12px; z-index: 30; background: var(--card); color: var(--ink);
    border: 1px solid var(--line2); border-radius: 9px; padding: 7px 12px; font: inherit; }
  .main { padding: 56px 16px 40px; }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .upload-row > * { flex: 1 1 100%; }
  .upload-row .btn { justify-content: center; }
  .page-head .actions { width: 100%; }
}