:root {
  --bg: #f6f7f9; --card: #fff; --text: #111827; --muted: #6b7280; --line: #e5e7eb;
  --accent: #4f46e5; --accent-h: #4338ca; --ok: #047857; --ok-bg: #d1fae5; --warn: #b45309; --warn-bg: #fef3c7;
  --bad: #b91c1c; --bad-bg: #fee2e2; --input: #fff; --shadow: 0 1px 2px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.04);
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f1115; --card: #181b22; --text: #e5e7eb; --muted: #9ca3af; --line: #2a2f3a; --input: #10131a;
    --ok: #6ee7b7; --ok-bg: #064e3b; --warn: #fcd34d; --warn-bg: #451a03; --bad: #fca5a5; --bad-bg: #450a0a; --accent: #6366f1; --accent-h: #818cf8; --shadow: none; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 'Segoe UI', system-ui, -apple-system, sans-serif; }
a { color: var(--accent); }
h1, h2, h3 { margin: 0; line-height: 1.25; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 24px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.top .brand { font-weight: 700; font-size: 1.05rem; } .top .brand span { color: var(--muted); font-weight: 500; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 24px 16px 64px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; box-shadow: var(--shadow); }
.card + .card, .grid + .card, .card + .grid { margin-top: 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.tile .num { font-size: 1.9rem; font-weight: 700; } .tile .lbl { color: var(--muted); font-size: .85rem; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.muted { color: var(--muted); } .small { font-size: .85rem; }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); font: inherit; cursor: pointer; text-decoration: none; }
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; } .btn.primary:hover { background: var(--accent-h); }
.btn.danger { color: var(--bad); } .btn.danger:hover { border-color: var(--bad); }
.btn.sm { padding: 4px 10px; font-size: .85rem; }
.pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600; }
.pill.active { background: var(--ok-bg); color: var(--ok); } .pill.suspended, .pill.expired { background: var(--bad-bg); color: var(--bad); } .pill.limit, .pill.draft { background: var(--warn-bg); color: var(--warn); }
.pill.tag { background: var(--line); color: var(--muted); font-weight: 500; }
label { display: block; font-weight: 600; font-size: .88rem; margin-bottom: 4px; }
input[type=text], input[type=number], input[type=date], input[type=email], input[type=password], input[type=url], select, textarea {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--input); color: var(--text); font: inherit; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { resize: vertical; }
.field { margin-bottom: 14px; } .hint { color: var(--muted); font-size: .82rem; margin-top: 3px; }
.cols { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; } @media (max-width: 760px) { .cols { grid-template-columns: 1fr; } }
.tabs { display: flex; flex-wrap: wrap; gap: 2px 4px; border-bottom: 1px solid var(--line); margin: 18px 0 16px; }
.tabs button { background: none; border: 0; padding: 10px 14px; font: inherit; color: var(--muted); cursor: pointer; border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs button.on { color: var(--accent); border-color: var(--accent); font-weight: 600; }
.badge { background: var(--accent); color: #fff; border-radius: 999px; font-size: .72rem; padding: 1px 7px; margin-left: 6px; }
table { width: 100%; border-collapse: collapse; } th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
tr.click { cursor: pointer; } tr.click:hover td { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.table-wrap { overflow-x: auto; }
.bar { height: 8px; background: var(--line); border-radius: 99px; overflow: hidden; } .bar > i { display: block; height: 100%; background: var(--accent); } .bar.full > i { background: var(--bad); }
.chart { display: flex; align-items: flex-end; gap: 4px; height: 90px; } .chart div { flex: 1; background: var(--accent); border-radius: 3px 3px 0 0; min-height: 2px; opacity: .85; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; } .chip { background: var(--bg); border: 1px solid var(--line); border-radius: 999px; padding: 2px 10px; font-size: .82rem; }
.qcard { padding: 14px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 10px; background: var(--card); }
.qcard.off { opacity: .65; border-style: dashed; } .qcard .ans { white-space: pre-wrap; margin: 4px 0 10px; }
pre.code { background: #0b1020; color: #d1d5db; padding: 12px 14px; border-radius: 8px; overflow-x: auto; font-size: .82rem; white-space: pre-wrap; word-break: break-all; }
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 50; }
.modal { background: var(--card); border-radius: 14px; padding: 20px; width: 100%; max-width: 560px; max-height: 92vh; overflow-y: auto; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #111827; color: #fff; padding: 10px 18px; border-radius: 10px; z-index: 99; box-shadow: 0 6px 24px rgba(0,0,0,.3); }
.toast.err { background: #b91c1c; }
.login { max-width: 380px; margin: 12vh auto; }
.tester { background: var(--bg); border-radius: 10px; padding: 12px; margin-bottom: 14px; }
.tester .res { margin-top: 8px; font-size: .9rem; white-space: pre-wrap; }
iframe.preview { width: 100%; max-width: 370px; height: 520px; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
.kv { display: grid; grid-template-columns: 170px 1fr; gap: 6px 12px; } .kv dt { color: var(--muted); } .kv dd { margin: 0; word-break: break-word; }
.danger-zone { border: 1px solid var(--bad); }

.cols.wide { grid-template-columns: minmax(0,3fr) minmax(0,2fr); align-items: start; } @media (max-width: 900px) { .cols.wide { grid-template-columns: 1fr; } }
.cols3 { display: grid; gap: 4px 16px; grid-template-columns: repeat(3, 1fr); } @media (max-width: 700px) { .cols3 { grid-template-columns: 1fr 1fr; } }
.sticky { position: sticky; top: 76px; } .cols.wide > div > .card + .card { margin-top: 16px; }
.lock-note { background: var(--warn-bg); color: var(--warn); padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; font-size: .9rem; }
.topic { padding: 8px 0; border-bottom: 1px solid var(--line); } .topic:last-child { border: 0; }
.chip.empty { opacity: .5; border-style: dashed; } .btn-chip { cursor: pointer; font-family: inherit; color: var(--text); } .btn-chip:hover { border-color: var(--accent); }
input[type=range] { width: 100%; } input:disabled, textarea:disabled, select:disabled { opacity: .6; cursor: not-allowed; }

.thread { border: 1px solid var(--line); border-radius: 10px; margin-bottom: 10px; background: var(--card); overflow: hidden; }
.thread-head { padding: 10px 14px; cursor: pointer; display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; } .thread-head:hover { background: color-mix(in srgb, var(--accent) 5%, transparent); }
.thread-head .preview-line { grid-column: 1 / -1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.thread-body { display: none; padding: 4px 14px 14px; border-top: 1px solid var(--line); } .thread.open .thread-body { display: block; } .thread.open .preview-line { display: none; }
.cv { max-width: 82%; padding: 8px 12px; border-radius: 12px; margin-top: 8px; white-space: pre-wrap; word-break: break-word; font-size: .92rem; }
.cv.me { margin-left: auto; background: color-mix(in srgb, var(--accent) 16%, transparent); } .cv.bot { background: var(--bg); border: 1px solid var(--line); } .cv.bot.miss { border-color: var(--warn); }
.cv .meta { font-size: .74rem; color: var(--muted); margin-top: 4px; }
.flag { display: inline-block; font-size: .76rem; padding: 1px 8px; border-radius: 99px; margin: 2px 4px 2px 0; } .flag.bad { background: var(--bad-bg); color: var(--bad); } .flag.warn { background: var(--warn-bg); color: var(--warn); } .flag.info { background: var(--line); color: var(--muted); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; margin-right: 6px; background: var(--muted); } .dot.ok { background: #10b981; } .dot.warn { background: #f59e0b; } .dot.bad { background: #ef4444; }
.mini { height: 6px; width: 70px; background: var(--line); border-radius: 99px; overflow: hidden; display: inline-block; vertical-align: middle; margin-right: 6px; } .mini i { display: block; height: 100%; background: var(--accent); }

/* skin picker (Look & feel) */
.skin-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin-bottom: 12px; }
.skin-card { display: flex; flex-direction: column; gap: 4px; text-align: left; padding: 8px; border: 2px solid var(--line); border-radius: 12px; background: var(--card); cursor: pointer; font: inherit; color: inherit; }
.skin-card:hover { border-color: var(--accent, #4f46e5); }
.skin-card.on { border-color: var(--accent, #4f46e5); box-shadow: 0 0 0 3px rgba(79, 70, 229, .18); }
.skin-card:disabled { cursor: default; opacity: .7; }
.skin-card .small { line-height: 1.3; }
.skin-mini { height: 82px; border-radius: 8px; overflow: hidden; display: flex; flex-direction: column; gap: 6px; border: 1px solid rgba(0,0,0,.08); }
.skin-mini-head { height: 14px; flex: none; }
.skin-mini-row { display: flex; align-items: center; gap: 5px; padding: 0 8px; }
.skin-mini-row.r { justify-content: flex-end; }
.skin-mini-av { width: 20px; height: 20px; flex: none; } .skin-mini-av svg { width: 100%; height: 100%; display: block; border-radius: 50%; }
.skin-mini-b { height: 14px; width: 62%; border-radius: 8px; } .skin-mini-b.u { width: 46%; }
.skin-mini-candy .skin-mini-head { background-image: repeating-linear-gradient(-45deg, rgba(255,255,255,.25) 0 5px, transparent 5px 10px); }
.skin-mini-candy .skin-mini-b, .skin-mini-arcade .skin-mini-b { border: 2px solid #111; }
.skin-mini-arcade .skin-mini-b { box-shadow: 2px 2px 0 #111; border-radius: 4px; }
.skin-mini-y2k { background-image: linear-gradient(rgba(255,255,255,.6) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.6) 1px, transparent 1px); background-size: 14px 14px; }
.skin-mini-sticker .skin-mini-b { box-shadow: 3px 3px 0 rgba(0,0,0,.1); }
.skin-opts { border: 1px dashed var(--line); border-radius: 10px; padding: 12px 12px 4px; margin-bottom: 6px; }
.skin-opts[hidden] { display: none; }

.skin-mini-neon .skin-mini-b, .skin-mini-terminal .skin-mini-b { border: 2px solid #39ff6a; border-radius: 0; }
.skin-mini-terminal { background-image: repeating-linear-gradient(0deg, rgba(0,0,0,.35) 0 1px, transparent 1px 3px); }
.skin-mini-terminal .skin-mini-b { border-color: #33ff66; }
.skin-mini-rpg .skin-mini-b { border: 2px solid #1d0723; border-radius: 0; box-shadow: 0 0 0 2px #ef3f8f; }
.skin-mini-neon .skin-mini-av svg, .skin-mini-terminal .skin-mini-av svg, .skin-mini-rpg .skin-mini-av svg { border-radius: 0; }

/* installer checklist */
.checks { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 6px; }
.checks li { display: flex; gap: 10px; align-items: baseline; }
.checks .mark { width: 22px; height: 22px; flex: none; border-radius: 50%; display: inline-grid; place-items: center; font-weight: 700; font-size: .8rem; }
.checks .ok .mark { background: var(--ok-bg); color: var(--ok); } .checks .bad .mark { background: var(--bad-bg); color: var(--bad); } .checks .warn .mark { background: var(--warn-bg); color: var(--warn); }
.steps { margin: 6px 0 12px; padding-left: 20px; } .steps li { margin: 4px 0; }