/* Robotrail: one dark theme, no build step. */
:root {
  --bg: #0e1116; --bg-2: #151a22; --bg-3: #1c2230; --line: #262e3d; --text: #e6e9ef; --muted: #8b95a7;
  --accent: #4f8cff; --accent-2: #3a6fd8; --danger: #e5484d; --ok: #46c27a; --warn: #f5a524;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { height: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.45 var(--sans); display: flex; flex-direction: column; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0 0 12px; }
h2 { font-size: 14px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 0 0 10px; }
code, pre, .mono { font-family: var(--mono); }
code { background: var(--bg-3); padding: 1px 5px; border-radius: 4px; font-size: 12.5px; }
pre.code, pre.sample { background: var(--bg-2); border: 1px solid var(--line); border-radius: 6px; padding: 12px; overflow-x: auto; font-size: 12.5px; line-height: 1.5; white-space: pre-wrap; word-break: break-word; }
.muted { color: var(--muted); } .small { font-size: 12px; } .right { text-align: right; margin-left: auto; }
.plain { list-style: none; margin: 0; padding: 0; }
.list li { display: flex; gap: 8px; padding: 5px 0; border-bottom: 1px solid var(--line); }
.list li:last-child { border-bottom: 0; }
kbd { background: var(--bg-3); border: 1px solid var(--line); border-radius: 3px; padding: 0 4px; font-family: var(--mono); font-size: 11px; }

/* Layout */
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 16px; height: 46px; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand { font-weight: 700; letter-spacing: .02em; color: var(--text); display: inline-flex; align-items: center; gap: 6px; }
.brand.big { font-size: 20px; margin-bottom: 18px; }
.brand-mark { color: var(--accent); }
.nav { display: flex; gap: 2px; }
.nav-link { color: var(--muted); padding: 6px 10px; border-radius: 6px; }
.nav-link:hover { color: var(--text); text-decoration: none; background: var(--bg-3); }
.nav-link.active { color: var(--text); background: var(--bg-3); }
.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 20px 16px 40px; }
.narrow { max-width: 560px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.page-head h1 { margin: 0; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; margin-bottom: 14px; }
.card { background: var(--bg-2); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; margin-bottom: 14px; }
.stat { font-size: 28px; font-weight: 600; }
.callout { background: #1a2333; border: 1px solid #2b3b5c; border-radius: 8px; padding: 12px 14px; margin-bottom: 14px; }
.callout-token { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.token { font-size: 13px; user-select: all; }
.tag { font-size: 11px; background: var(--bg-3); border: 1px solid var(--line); border-radius: 10px; padding: 0 7px; color: var(--muted); }
.flash { max-width: 1100px; margin: 12px auto 0; padding: 10px 14px; border-radius: 6px; border: 1px solid; width: calc(100% - 32px); }
.flash-notice { background: #10281c; border-color: #1f5a3a; color: #b8f0cf; }
.flash-alert { background: #2d1416; border-color: #6d2a2e; color: #ffc4c6; }
.auth-body .flash { margin: 0 0 12px; width: auto; }

/* Forms */
.stack { display: flex; flex-direction: column; gap: 6px; }
.stack label { color: var(--muted); font-size: 12px; margin-top: 8px; }
.stack input[type=submit], .stack .btn { margin-top: 14px; align-self: flex-start; }
input[type=text], input[type=email], input[type=password], input[type=search], input[type=url], input[type=number], select {
  background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; font: inherit; width: 100%; max-width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 2px rgba(79,140,255,.25); }
input.num { width: 90px; }
.select-sm { width: auto; padding: 4px 8px; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.row.space { justify-content: space-between; }
.inline { display: inline-flex; gap: 6px; align-items: center; }
.fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 6px 14px 14px; margin: 14px 0 0; display: flex; flex-direction: column; gap: 6px; }
.fieldset legend { padding: 0 6px; color: var(--text); display: flex; align-items: center; gap: 6px; }
.fieldset legend label { margin: 0; color: var(--text); font-size: 14px; }
.btn { display: inline-flex; align-items: center; gap: 6px; background: var(--bg-3); color: var(--text); border: 1px solid var(--line); border-radius: 6px; padding: 7px 12px; font: inherit; cursor: pointer; white-space: nowrap; }
.btn:hover { text-decoration: none; border-color: #3a465c; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-2); }
.btn-ghost { background: transparent; }
.btn-danger { color: #ffb3b5; border-color: #5a2a2d; background: transparent; }
.btn-danger:hover { background: #2d1416; }
.btn-sm { padding: 3px 9px; font-size: 12px; }
button.as-link { background: none; border: 0; color: var(--text); text-align: left; width: 100%; cursor: pointer; font: inherit; }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; color: var(--muted); font-weight: 500; font-size: 12px; padding: 6px 8px; border-bottom: 1px solid var(--line); }
.table td { padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table td.right, .table th.right { text-align: right; }
.table form { display: inline; }

/* Menus */
.menu { position: relative; }
.menu summary { list-style: none; cursor: pointer; padding: 5px 9px; border-radius: 6px; border: 1px solid var(--line); background: var(--bg-3); }
.menu summary::-webkit-details-marker { display: none; }
.menu-body { position: absolute; right: 0; top: calc(100% + 6px); background: var(--bg-2); border: 1px solid var(--line); border-radius: 8px; min-width: 220px; padding: 6px; z-index: 20; box-shadow: 0 10px 30px rgba(0,0,0,.4); }
.menu-item { display: block; padding: 7px 10px; border-radius: 6px; color: var(--text); }
.menu-item:hover { background: var(--bg-3); text-decoration: none; }
.menu-item.current { color: var(--muted); }
.help .menu-body { min-width: 420px; padding: 10px 14px; }
.help-body p { margin: 4px 0; }

/* Auth */
.btn-google { width: 100%; justify-content: center; background: #fff; color: #1f1f1f; border-color: #fff; font-weight: 500; }
.btn-google:hover { background: #e8eaed; }
.g-mark { font-weight: 700; color: #4285f4; }
.or { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; margin: 16px 0 4px; }
.or::before, .or::after { content: ""; flex: 1; border-top: 1px solid var(--line); }
.auth-body { align-items: center; justify-content: center; }
.auth-card { width: 100%; max-width: 380px; background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 28px; }

/* Dashboard bars */
.bars { display: flex; gap: 3px; align-items: flex-end; height: 48px; margin-top: 12px; }
.bar { flex: 1; height: 100%; display: flex; align-items: flex-end; }
.bar-fill { display: block; width: 100%; height: 2%; background: var(--accent); border-radius: 2px 2px 0 0; opacity: .85; }

/* Log viewer */
.viewer-main { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.viewer { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.searchbar { display: flex; gap: 8px; padding: 10px 12px; background: var(--bg-2); border-bottom: 1px solid var(--line); align-items: center; }
.search-input { flex: 1; font-family: var(--mono); font-size: 13px; }
.range { width: auto; }
.live-toggle { color: var(--muted); }
.live-toggle.is-live { color: var(--ok); border-color: #245c3d; }
.saved-strip { display: flex; gap: 6px; padding: 6px 12px; overflow-x: auto; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.saved-strip:empty { display: none; }
.chip { font-size: 12px; padding: 2px 9px; border-radius: 12px; border: 1px solid var(--line); color: var(--muted); white-space: nowrap; }
.chip:hover { color: var(--text); text-decoration: none; }
.chip-active { color: var(--text); border-color: var(--accent); }
.log-scroll { flex: 1; overflow: auto; background: var(--bg); min-height: 0; }
.log-older { text-align: center; padding: 8px; }
.log-table { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 12.5px; }
.log-table td { padding: 2px 8px; vertical-align: top; border-bottom: 1px solid #141a24; white-space: pre-wrap; word-break: break-word; }
.log-table tr:hover td { background: var(--bg-2); }
.log-table .c-time { color: var(--muted); white-space: nowrap; width: 90px; }
.log-table .c-sys, .log-table .c-prog { white-space: nowrap; max-width: 180px; overflow: hidden; text-overflow: ellipsis; }
.log-table .c-sys { color: #9ad0ff; } .log-table .c-prog { color: #c7b3ff; }
.log-table .c-sys button, .log-table .c-prog button { background: none; border: 0; color: inherit; font: inherit; cursor: pointer; padding: 0; }
.log-table .c-sys button:hover, .log-table .c-prog button:hover { text-decoration: underline; }
.log-table .c-msg { width: 100%; }
.log-table tr.sev-0 td, .log-table tr.sev-1 td, .log-table tr.sev-2 td { color: #ff8a8e; }
.log-table tr.sev-3 td.c-msg { color: #ff8a8e; }
.log-table tr.sev-4 td.c-msg { color: #ffcf7a; }
.log-table tr.sev-7 td.c-msg { color: var(--muted); }
.log-table mark { background: #5a4a10; color: #fff2a8; padding: 0 1px; border-radius: 2px; }
.log-status { padding: 8px 12px; text-align: center; }
.sev { font-size: 11px; padding: 0 6px; border-radius: 8px; background: var(--bg-3); }
.sev-0, .sev-1, .sev-2, .sev-3 { color: #ff8a8e; } .sev-4 { color: #ffcf7a; }
.day-sep td { color: var(--muted); background: var(--bg-2); text-align: center; font-size: 11px; padding: 3px; }
@media (max-width: 800px) {
  .nav { display: none; }
  .help { display: none; }
  .log-table .c-sys, .log-table .c-prog { max-width: 90px; }
}