/* SearchTides · Tidal Chromatics
   Deep blue anchors, violet carries the AI moments, turquoise is the signal
   (focus, active, progress). Turquoise never carries text: it's 1.8:1 on white.
   Status colours (win/loss) stay reserved green/red, always with an icon. */
:root {
  --deep-blue: #3535D0;     /* primary anchor: buttons, links, organic */
  --violet: #D05CE9;        /* secondary accent: AI Overview */
  --turquoise: #3FD3D1;     /* interactive signal: focus, active, progress */
  --turquoise-deep: #1FA3A1;/* turquoise step that holds 3:1, for chart lines */
  --warm-black: #2D2D2D;    /* body & ground */
  --light-gray: #F9F9F9;    /* page */
  --tide: linear-gradient(100deg, #3535D0 0%, #D05CE9 48%, #3FD3D1 100%);

  --page: var(--light-gray); --surface: #FFFFFF; --ink: var(--warm-black);
  --ink-2: #5B5B66; --muted: #8E8E99;
  --grid: #ECECF1; --axis: #CFCFDA; --ring: rgba(53, 53, 208, 0.10);
  --s1: var(--deep-blue); --s2: var(--turquoise-deep);
  --good: #0ca30c; --good-text: #006300; --critical: #d03b3b;
  --accent: var(--deep-blue); --accent-ink: #fff;
  --radius: 18px; --radius-sm: 12px;
  --display: "Jost", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --grain: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--page); color: var(--ink);
       font: 400 14px/1.5 var(--display); -webkit-font-smoothing: antialiased; }
a { color: var(--deep-blue); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 2px solid var(--turquoise); outline-offset: 2px; border-radius: 6px; }
code { font-family: var(--mono); font-size: 12px; }

/* Header: the tide */
header.top { position: relative; display: flex; align-items: center; gap: 22px; padding: 18px 36px;
             background: var(--tide); color: #fff; overflow: hidden; }
header.top::after { content: ""; position: absolute; inset: 0; background: var(--grain); opacity: .18;
                    mix-blend-mode: overlay; pointer-events: none; }
header.top > * { position: relative; z-index: 1; }
header.top .brand { display: inline-flex; align-items: baseline; gap: 12px; color: #fff; }
header.top .brand .mark { font: 500 12px/1 var(--display); letter-spacing: .32em; }
header.top .brand .product { font: 300 20px/1 var(--display); letter-spacing: .02em; }
header.top a:not(.brand) { color: rgba(255,255,255,.88); font-size: 13px; letter-spacing: .04em; }
header.top a:not(.brand):hover { color: #fff; }
header.top .crumbs { color: rgba(255,255,255,.75); font-size: 13px; }
header.top .crumbs a { color: #fff; }
header.top .meta { font: 400 11px/1 var(--mono); letter-spacing: .08em; color: rgba(255,255,255,.75); }
header.top .btn { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.35); color: #fff; }
header.top .btn:hover { background: rgba(255,255,255,.24); }

main { max-width: 1400px; margin: 0 auto; padding: 36px 36px 80px; }
h1 { font: 300 30px/1.15 var(--display); letter-spacing: -.01em; margin: 0 0 6px; }
h2 { font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .18em;
     color: var(--ink-2); margin: 34px 0 14px; }
h2 a { text-transform: none; letter-spacing: .02em; }
.sub { color: var(--ink-2); margin: 0 0 24px; max-width: 900px; }
.muted { color: var(--muted); }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }

/* Buttons & forms: pills */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 18px; border-radius: 999px;
       border: 1px solid var(--ring); background: var(--surface); color: var(--ink); cursor: pointer;
       font: 500 13px/1.2 var(--display); letter-spacing: .01em; text-decoration: none;
       transition: border-color .15s, box-shadow .15s, background .15s; }
.btn:hover { border-color: var(--deep-blue); text-decoration: none; }
.btn.primary { background: var(--deep-blue); color: #fff; border-color: var(--deep-blue);
               box-shadow: 0 6px 18px -8px rgba(53,53,208,.7); }
.btn.primary:hover { box-shadow: 0 0 0 3px rgba(63,211,209,.45), 0 6px 18px -8px rgba(53,53,208,.7); }
.btn.danger { color: var(--critical); }
.btn.danger:hover { border-color: var(--critical); }
.btn.small { padding: 4px 12px; font-size: 12px; }
.btn[disabled] { opacity: .4; cursor: not-allowed; box-shadow: none; }
form.inline { display: inline; margin: 0; }
input[type=text], input[type=number], input[type=search], input[type=password], select, textarea {
  font: 400 14px/1.4 var(--display); color: var(--ink); background: var(--surface); border: 1px solid var(--axis);
  border-radius: var(--radius-sm); padding: 9px 14px; transition: border-color .15s, box-shadow .15s; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--turquoise);
  box-shadow: 0 0 0 3px rgba(63,211,209,.25); }
textarea { width: 100%; min-height: 110px; }
label.field { display: block; margin-bottom: 18px; }
label.field span { display: block; font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .14em;
                   color: var(--ink-2); margin-bottom: 8px; }
label.field small { display: block; color: var(--muted); margin-top: 5px; }
.form-card { max-width: 660px; }
input[type=checkbox] { accent-color: var(--deep-blue); }

/* Flash */
.flash { padding: 12px 18px; border-radius: var(--radius-sm); margin-bottom: 18px; border: 1px solid var(--ring);
         background: var(--surface); }
.flash.ok { border-left: 3px solid var(--turquoise); }
.flash.ok::before { content: "✓ "; color: var(--good-text); font-weight: 700; }
.flash.error { border-color: var(--critical); }
.flash.error::before { content: "⚠ "; color: var(--critical); font-weight: 700; }

/* Stat tiles */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin: 8px 0 26px; }
.tile { position: relative; background: var(--surface); border: 1px solid var(--ring); border-radius: var(--radius);
        padding: 18px 20px 16px; overflow: hidden; }
.tile::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 3px; background: var(--tide); opacity: .85; }
.tile .label { font: 500 10.5px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .14em; color: var(--ink-2); }
.tile .value { font: 300 34px/1.1 var(--display); margin-top: 8px; font-variant-numeric: tabular-nums; }
.tile .value small { font: 400 13px var(--display); color: var(--muted); }

/* Tables */
.card { background: var(--surface); border: 1px solid var(--ring); border-radius: var(--radius); overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--grid); vertical-align: middle; }
th { font: 500 10.5px/1.2 var(--mono); text-transform: uppercase; letter-spacing: .12em; color: var(--ink-2);
     background: var(--surface); position: sticky; top: 0; cursor: pointer; user-select: none; white-space: nowrap; }
th.nosort { cursor: default; }
th[data-dir="asc"]::after { content: " ▲"; font-size: 8px; color: var(--deep-blue); }
th[data-dir="desc"]::after { content: " ▼"; font-size: 8px; color: var(--deep-blue); }
tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(63, 211, 209, .07); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.inactive td { opacity: .45; }

/* Status badges: icon + label, never colour alone */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 999px;
         font: 500 12px/1.3 var(--display); white-space: nowrap; border: 1px solid var(--axis); }
.badge.cited { background: rgba(208, 92, 233, .12); border-color: var(--violet); color: var(--warm-black); }
.badge.cited .ico { color: var(--violet); }
.badge.notcited { color: var(--ink-2); }
.badge.noaio { color: var(--muted); border-style: dashed; }
.badge.err { border-color: var(--critical); color: var(--critical); }
.badge.src { font-weight: 400; color: var(--ink-2); font-size: 11px; }
.rank { font-weight: 600; font-variant-numeric: tabular-nums; }
.delta { font-size: 12px; margin-left: 4px; }
.delta.up { color: var(--good-text); }
.delta.down { color: var(--critical); }
.thumb { width: 96px; height: 54px; object-fit: cover; object-position: top; border-radius: 8px;
         border: 1px solid var(--ring); display: block; }
.spark { display: block; }
.spark path { fill: none; stroke: var(--s1); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.spark circle { fill: var(--s1); stroke: var(--surface); stroke-width: 2; }

/* Filters */
.filters { display: flex; gap: 8px; align-items: center; margin: 0 0 12px; flex-wrap: wrap; }
.seg { display: inline-flex; border: 1px solid var(--axis); border-radius: 999px; overflow: hidden; background: var(--surface); }
.seg button { font: 400 13px/1 var(--display); border: 0; background: transparent; color: var(--ink-2);
              padding: 8px 14px; cursor: pointer; }
.seg button + button { border-left: 1px solid var(--grid); }
.seg button:hover { color: var(--deep-blue); }
.seg button.on { background: var(--deep-blue); color: #fff; }
.tabs { display: flex; gap: 6px; margin-bottom: 14px; }
.tabs a { padding: 7px 16px; border-radius: 999px; color: var(--ink-2); border: 1px solid transparent; }
.tabs a.on { border-color: var(--deep-blue); background: var(--surface); color: var(--deep-blue); font-weight: 500; }

/* Run progress */
.progress { background: var(--surface); border: 1px solid var(--ring); border-radius: var(--radius); padding: 14px 20px; margin-bottom: 22px; }
.bar { height: 6px; border-radius: 999px; background: var(--grid); overflow: hidden; margin-top: 10px; }
.bar > div { height: 100%; background: var(--tide); border-radius: 999px; transition: width .4s; }

/* History chart */
.chart { position: relative; background: var(--surface); border: 1px solid var(--ring); border-radius: var(--radius); padding: 20px; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart .gridline { stroke: var(--grid); stroke-width: 1; }
.chart .axis-label { fill: var(--muted); font: 400 11px var(--mono); }
.chart .series { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot { stroke: var(--surface); stroke-width: 2; }
.chart .crosshair { stroke: var(--axis); stroke-width: 1; }
.chart .direct-label { font: 500 12px var(--display); fill: var(--ink-2); }
.legend { display: flex; gap: 18px; margin-bottom: 10px; color: var(--ink-2); font-size: 12px; }
.legend i { display: inline-block; width: 14px; height: 3px; border-radius: 2px; vertical-align: middle; margin-right: 6px; }
.tooltip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--ring);
           border-radius: var(--radius-sm); padding: 9px 12px; font-size: 12px; box-shadow: 0 10px 30px -12px rgba(45,45,45,.35);
           white-space: nowrap; display: none; z-index: 5; }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.gallery figure { margin: 0; background: var(--surface); border: 1px solid var(--ring); border-radius: var(--radius); overflow: hidden; }
.gallery img { width: 100%; display: block; }
.gallery figcaption { padding: 10px 12px; font-size: 12px; color: var(--ink-2); }
details.add summary { cursor: pointer; font-weight: 500; margin: 26px 0 12px; color: var(--deep-blue); }
.empty { padding: 48px; text-align: center; color: var(--ink-2); }

/* Sub-projects & change feed */
tr.sub td:first-child { padding-left: 36px; }
tr.sub td:first-child::before { content: "↳ "; color: var(--turquoise-deep); }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 16px; }
.chip { display: inline-flex; gap: 7px; align-items: center; padding: 6px 14px; border-radius: 999px;
        border: 1px solid var(--axis); background: var(--surface); color: var(--ink); font-size: 13px; }
.chip b { font-weight: 600; font-variant-numeric: tabular-nums; }
.chip.win .ico { color: var(--good-text); }
.chip.loss .ico { color: var(--critical); }
a.chip:hover { border-color: var(--deep-blue); text-decoration: none; }
a.chip.on { border-color: var(--deep-blue); box-shadow: inset 0 0 0 1px var(--deep-blue); }
.ev-win { color: var(--good-text); font-weight: 500; }
.ev-loss { color: var(--critical); font-weight: 500; }
.schedule { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; background: var(--surface);
            border: 1px solid var(--ring); border-left: 3px solid var(--turquoise); border-radius: var(--radius-sm);
            padding: 12px 18px; margin-bottom: 22px; }
.schedule b { font-weight: 500; }

/* Login */
.login-wrap { min-height: calc(100vh - 140px); display: grid; place-items: center; }
.login-card { width: 380px; background: var(--surface); border: 1px solid var(--ring); border-radius: 24px;
              padding: 34px 34px 30px; box-shadow: 0 30px 60px -30px rgba(53,53,208,.35); }
.login-card h1 { margin-bottom: 4px; }

footer.brand-foot { max-width: 1400px; margin: 0 auto; padding: 0 36px 36px; display: flex; justify-content: space-between;
                    font: 400 10.5px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
footer.brand-foot .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--turquoise); align-self: center; }