/* GasTrace admin page. ChainIntegrate's look (as account.chainintegrate.it): light grey, ink, teal and slate blue. */
:root {
  --bg: #f4f6f7; --panel: #ffffff; --border: #dde3e6; --field: #fbfcfc; --chip: #e8eef1;
  --text: #1b1e21; --dim: #5b6b74; --brand: #22b8c9; --slate: #6090a2; --accent: #0e7f8c;
  --ok: #1a8a4a; --warn: #a8650a; --err: #c93535; --shadow: 0 1px 2px rgba(16,24,40,.05), 0 4px 16px rgba(16,24,40,.06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111517; --panel: #1a2023; --border: #2b353a; --field: #12171a; --chip: #25323a;
    --text: #e6ecee; --dim: #9aabb3; --brand: #22b8c9; --slate: #8fb4c3; --accent: #4fd0de;
    --ok: #3fbf6f; --warn: #e0a83c; --err: #e05a5a; --shadow: none; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 14.5px/1.5 -apple-system, "Segoe UI", Roboto, Inter, sans-serif; }
#app { max-width: 1040px; margin: 0 auto; padding: 0 20px 48px; }

.top { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 0 16px; border-bottom: 3px solid var(--brand); margin-bottom: 20px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 12px; }
.mark { width: 48px; height: 48px; border-radius: 12px; background: var(--panel); border: 1px solid var(--border); display: grid; place-items: center; color: var(--text); box-shadow: var(--shadow); }
.mark svg { width: 40px; height: 40px; }
.name { font-size: 22px; font-weight: 800; letter-spacing: -.01em; }
.tagline { color: var(--dim); font-size: 13px; }
.top-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.who { font-weight: 600; color: var(--slate); margin-right: 4px; }

button, .button { font: inherit; font-weight: 600; border: 1px solid transparent; border-radius: 8px; padding: 9px 16px; cursor: pointer; text-decoration: none; display: inline-block; text-align: center; }
button.primary, .button.primary { background: var(--accent); color: #fff; }
button.primary:hover, .button.primary:hover { filter: brightness(1.08); }
button.ghost { background: var(--chip); color: var(--text); border-color: var(--border); }
button.big, .button.big { display: block; width: 100%; padding: 13px; font-size: 15.5px; margin-top: 14px; }
button.small { padding: 5px 10px; font-size: 13px; }
button.danger { color: var(--err); }
.link { display: inline-block; margin-top: 12px; color: var(--accent); font-size: 13.5px; }

input, textarea { width: 100%; font: inherit; color: var(--text); background: var(--field); border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; margin-top: 6px; }
input:focus, textarea:focus { outline: 2px solid var(--brand); outline-offset: -1px; }
label { display: block; color: var(--dim); font-size: 13px; margin: 12px 0; }
.hint { display: block; font-size: 12px; margin-top: 4px; }

.hero { background: var(--panel); border: 1px solid var(--border); border-radius: 16px; padding: 36px 28px; max-width: 560px; margin: 40px auto; box-shadow: var(--shadow); text-align: center; }
.hero h1 { margin: 0 0 8px; font-size: 26px; }
.hero p { color: var(--dim); margin: 0 0 8px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 20px; margin-bottom: 18px; box-shadow: var(--shadow); }
.panel.narrow { max-width: 520px; margin: 40px auto; }
.panel h2 { margin: 0 0 12px; font-size: 13px; color: var(--slate); text-transform: uppercase; letter-spacing: .05em; }
.panel h3 { font-size: 14px; margin: 20px 0 4px; }
.dim { color: var(--dim); }
.small { font-size: 12.5px; }
.warn { color: var(--warn); }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.row button { margin-top: 0; }

.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 18px; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 5px; box-shadow: var(--shadow); }
.tab { background: transparent; color: var(--dim); border: 0; padding: 8px 14px; border-radius: 8px; }
.tab.on { background: var(--accent); color: #fff; }
.tab.refresh { margin-left: auto; }

.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 18px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px; box-shadow: var(--shadow); }
.stat .n { font-size: 30px; font-weight: 800; line-height: 1.1; }
.stat .l { color: var(--dim); font-size: 13px; }
.stat.main { background: var(--accent); color: #fff; border-color: var(--accent); }
.stat.main .l { color: rgba(255,255,255,.85); }
.stat.warn .n { color: var(--warn); }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); } .stat.main { grid-column: span 2; } }

.bars { display: grid; gap: 8px; }
.bar { display: grid; grid-template-columns: 110px 1fr 40px; gap: 10px; align-items: center; }
.bt { background: var(--chip); border-radius: 6px; height: 12px; overflow: hidden; }
.bf { display: block; height: 100%; background: var(--brand); border-radius: 6px; }
.bn { text-align: right; font-weight: 700; }

table { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 14px; }
th { text-align: left; font-size: 12px; color: var(--dim); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; padding: 8px; border-bottom: 1px solid var(--border); }
td { padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
table.click tbody tr { cursor: pointer; }
table.click tbody tr:hover { background: var(--field); }
.mono, code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.chip { display: inline-block; background: var(--chip); border-radius: 999px; padding: 2px 10px; font-size: 12.5px; margin: 0 4px 4px 0; }
.chip.full { background: rgba(26,138,74,.14); color: var(--ok); }
.chip.empty { background: var(--chip); }
.chip.defective { background: rgba(168,101,10,.16); color: var(--warn); }
@media (max-width: 640px) { table { font-size: 13px; } th:nth-child(5), td:nth-child(5) { display: none; } }

details.doc { border-bottom: 1px solid var(--border); padding: 10px 0; }
details.doc summary { cursor: pointer; }
.item { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.item:last-child { border-bottom: 0; }
code.phone { font-size: 15px; letter-spacing: .03em; }
.form { background: var(--field); border: 1px solid var(--border); border-radius: 10px; padding: 4px 14px 14px; margin: 10px 0; }
.setup { display: grid; grid-template-columns: 200px 1fr; gap: 20px; align-items: center; }
.qr { background: #fff; border-radius: 10px; padding: 6px; border: 1px solid var(--border); }
.qr svg { display: block; width: 100%; height: auto; }
@media (max-width: 560px) { .setup { grid-template-columns: 1fr; } .qr { max-width: 220px; } }

.timeline { list-style: none; padding: 0; margin: 12px 0 0; border-left: 3px solid var(--brand); }
.timeline li { padding: 6px 0 12px 16px; position: relative; }
.timeline li::before { content: ""; position: absolute; left: -8px; top: 10px; width: 13px; height: 13px; border-radius: 50%; background: var(--panel); border: 3px solid var(--brand); }
.when { font-size: 12.5px; color: var(--dim); }

.msg { border-radius: 10px; padding: 12px 14px; margin-bottom: 16px; font-weight: 600; }
.msg.ok { background: rgba(26,138,74,.12); color: var(--ok); }
.msg.err { background: rgba(201,53,53,.12); color: var(--err); }
.busy { position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%); background: var(--panel); border: 2px solid var(--brand); border-radius: 12px; padding: 12px 18px; display: flex; gap: 12px; align-items: center; box-shadow: 0 8px 28px rgba(0,0,0,.18); font-weight: 600; max-width: calc(100% - 32px); z-index: 10; }
.spin { width: 18px; height: 18px; border: 3px solid var(--brand); border-top-color: transparent; border-radius: 50%; animation: spin .9s linear infinite; flex: 0 0 18px; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spin { animation: none; } }
footer { text-align: center; color: var(--dim); font-size: 12.5px; margin-top: 36px; }