:root {
  --brand: #1f5eff;
  --brand-ink: #ffffff;
  --bg: #f5f6f8;
  --panel: #ffffff;
  --ink: #1b1f27;
  --muted: #667085;
  --line: #e4e7ec;
  --good: #067647;
  --good-bg: #e7f6ee;
  --warn: #b54708;
  --warn-bg: #fef4e6;
  --bad: #b42318;
  --bad-bg: #fdecea;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b; --panel: #1b1f27; --ink: #eceff4; --muted: #98a2b3; --line: #2b313c;
    --good: #4ade80; --good-bg: #12301f; --warn: #fbbf24; --warn-bg: #33270d; --bad: #f87171; --bad-bg: #3a1614;
    --shadow: 0 1px 2px rgba(0, 0, 0, .5);
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0; }
h2 { font-size: 16px; margin: 0 0 12px; }
h3 { font-size: 14px; margin: 0 0 8px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.muted { color: var(--muted); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
.right { margin-left: auto; }
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.stack { display: flex; flex-direction: column; gap: 16px; }
.hidden { display: none !important; }

/* shell */
.topbar { background: var(--brand); color: var(--brand-ink); }
.topbar .inner { max-width: 1120px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; gap: 24px; height: 56px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; font-size: 17px; color: inherit; }
.brand img { height: 28px; border-radius: 4px; background: #fff; padding: 2px; }
.nav { display: flex; gap: 4px; }
.nav a { color: inherit; opacity: .85; padding: 8px 12px; border-radius: 8px; }
.nav a:hover { background: rgba(255, 255, 255, .15); text-decoration: none; opacity: 1; }
.nav a.active { background: rgba(255, 255, 255, .22); opacity: 1; font-weight: 600; }
.who { font-size: 13px; display: flex; align-items: center; gap: 10px; }
.who button { background: rgba(255, 255, 255, .18); color: inherit; border: 0; }
.who button:hover { background: rgba(255, 255, 255, .3); }
main { max-width: 1120px; margin: 0 auto; padding: 24px 20px 64px; }

/* panels */
.panel { background: var(--panel); border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--line); }
.panel > .head { padding: 14px 18px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.panel > .head h2 { margin: 0; }
.panel > .body { padding: 18px; }
.pagehead { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.pagehead p { margin: 4px 0 0; color: var(--muted); }

/* controls */
button, .button { font: inherit; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel); color: var(--ink); cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
button:hover, .button:hover { border-color: var(--muted); text-decoration: none; }
button.primary { background: var(--brand); color: var(--brand-ink); border-color: var(--brand); font-weight: 600; }
button.primary:hover { filter: brightness(1.08); }
button.danger, .button.danger { color: var(--bad); }
button.small, .button.small { padding: 4px 10px; font-size: 13px; }
button:disabled { opacity: .5; cursor: default; }
input, select, textarea { font: inherit; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); background: var(--panel); color: var(--ink); min-width: 0; }
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
form.inline { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }

/* tables */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; padding: 10px 18px; border-bottom: 1px solid var(--line); }
td { padding: 11px 18px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: color-mix(in srgb, var(--brand) 4%, transparent); }
td.actions { text-align: right; white-space: nowrap; }
td.actions button { margin-left: 4px; }
.empty { padding: 36px 18px; text-align: center; color: var(--muted); }

/* chips */
.chip { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--line); color: var(--muted); }
.chip.good { background: var(--good-bg); color: var(--good); }
.chip.warn { background: var(--warn-bg); color: var(--warn); }
.chip.bad { background: var(--bad-bg); color: var(--bad); }
.chip.brand { background: color-mix(in srgb, var(--brand) 14%, transparent); color: var(--brand); }

/* cards */
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 10px; color: inherit; }
a.card:hover { text-decoration: none; border-color: var(--brand); }
.card h2 { margin: 0; }
.card .meta { display: flex; gap: 14px; color: var(--muted); font-size: 13px; flex-wrap: wrap; }
.stats { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.stat .n { font-size: 28px; font-weight: 700; line-height: 1.2; }
.stat .l { color: var(--muted); font-size: 13px; }
.stat.hot { border-color: var(--warn); background: var(--warn-bg); }
.stat.hot .n { color: var(--warn); }
.stat.win .n { color: var(--good); }

/* upload */
.drop { border: 2px dashed var(--line); border-radius: var(--radius); padding: 22px; text-align: center; color: var(--muted); transition: .15s; background: var(--panel); }
.drop.over { border-color: var(--brand); background: color-mix(in srgb, var(--brand) 8%, var(--panel)); color: var(--ink); }
.progress { height: 6px; border-radius: 999px; background: var(--line); overflow: hidden; margin-top: 6px; }
.progress > div { height: 100%; background: var(--brand); width: 0; transition: width .1s; }
.upload-item { text-align: left; padding: 8px 0; font-size: 14px; }

/* tabs */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 18px; }
.tabs button { border: 0; border-bottom: 2px solid transparent; border-radius: 0; background: none; padding: 10px 14px; color: var(--muted); }
.tabs button.active { color: var(--ink); border-bottom-color: var(--brand); font-weight: 600; }

/* dialogs and toasts */
dialog { border: 0; border-radius: 14px; padding: 0; width: min(760px, calc(100vw - 32px)); max-height: calc(100vh - 64px); box-shadow: 0 20px 60px rgba(0, 0, 0, .35); background: var(--panel); color: var(--ink); }
dialog::backdrop { background: rgba(10, 14, 22, .5); }
dialog .head { padding: 16px 20px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 12px; }
dialog .body { padding: 6px 0 12px; overflow: auto; max-height: calc(100vh - 190px); }
dialog .pad { padding: 16px 20px; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #1b1f27; color: #fff; padding: 11px 18px; border-radius: 10px; box-shadow: 0 6px 24px rgba(0, 0, 0, .3); z-index: 99; max-width: 90vw; }
.toast.error { background: var(--bad); }
.secret { background: var(--warn-bg); border: 1px solid var(--warn); border-radius: 8px; padding: 12px 14px; color: var(--ink); }

/* login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 20px; background: linear-gradient(160deg, var(--brand), color-mix(in srgb, var(--brand) 55%, #000)); }
.login .box { background: var(--panel); border-radius: 16px; padding: 32px; width: min(400px, 100%); box-shadow: 0 20px 60px rgba(0, 0, 0, .3); display: flex; flex-direction: column; gap: 16px; }
.login h1 { font-size: 24px; }
.login img { height: 40px; align-self: flex-start; }
.login .err { color: var(--bad); min-height: 20px; font-size: 14px; }
.foot { text-align: center; color: var(--muted); font-size: 12px; margin-top: 8px; }

.hash { cursor: copy; }
.tree-path { word-break: break-all; }
@media (max-width: 720px) {
  .topbar .inner { flex-wrap: wrap; height: auto; padding: 10px 16px; gap: 8px 16px; }
  th, td { padding: 10px 12px; }
  .hide-sm { display: none; }
}

/* data tables, search, platform console */
.dt-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.scroll { overflow-x: auto; }
.pager { display: flex; align-items: center; gap: 12px; padding: 10px 18px; border-top: 1px solid var(--line); flex-wrap: wrap; }
th.sortable { cursor: pointer; user-select: none; white-space: nowrap; }
th.sortable:hover { color: var(--ink); }
th .arrow { color: var(--brand); font-size: 10px; }
mark { background: color-mix(in srgb, #ffd54a 55%, transparent); color: inherit; border-radius: 3px; padding: 0 1px; }
.actions-inline { display: flex; gap: 4px; justify-content: flex-end; flex-wrap: wrap; }
td.actions .actions-inline { justify-content: flex-end; }
label.check { flex-direction: row; align-items: center; gap: 8px; color: var(--ink); font-size: 14px; }
.logo-preview { min-width: 140px; min-height: 56px; border: 1px dashed var(--line); border-radius: 10px; display: grid; place-items: center; padding: 8px; background: var(--bg); }
.logo-preview img { max-height: 48px; max-width: 220px; }
.topbar.platform { background: #2b3445; }
.swatch { width: 14px; height: 14px; border-radius: 4px; flex: none; display: inline-block; }
.kv { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; margin-top: 6px; }
.kv > span:first-child { min-width: 130px; }
.kv .mono { word-break: break-all; }

dialog .body { overflow-x: hidden; }
dialog label.check { flex-wrap: wrap; }

/* sign-in */
.pw-row { display: flex; gap: 6px; align-items: stretch; }
.pw-row input { flex: 1; min-width: 0; }
.forgot { text-align: center; font-size: 14px; }

/* storage */
.storage { margin-bottom: 16px; }
.meter { height: 8px; border-radius: 999px; background: var(--line); overflow: hidden; margin-bottom: 6px; }
.meter > div { height: 100%; background: var(--good); }
.meter.low > div { background: var(--warn); }
.meter.critical > div { background: var(--bad); }

/* project goals */
.goal-banner { display: flex; align-items: center; gap: 8px; padding: 10px 16px; margin-bottom: 12px; color: inherit; text-decoration: none; }
.goal-banner.pending { border-left: 4px solid var(--warn); }
.goal-banner.done { border-left: 4px solid var(--good); }