/* Opportunity Discovery — CSS propio, sin frameworks ni fuentes remotas.
   Tema claro por defecto, oscuro con prefers-color-scheme. */

:root {
  color-scheme: light dark;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #d8dce3;
  --text: #16191d;
  --muted: #626b78;
  --accent: #1f5fa9;
  --accent-soft: #e6eefb;
  --ok: #1d7a4b;
  --ok-soft: #e2f3ea;
  --warn: #8a5b00;
  --warn-soft: #fdf1d9;
  --err: #a32020;
  --err-soft: #fbe6e6;
  --demo: #6b3fa0;
  --demo-soft: #efe7fb;
  --radius: 8px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101317;
    --surface: #171b21;
    --surface-2: #1e242c;
    --border: #2c333d;
    --text: #e6e9ee;
    --muted: #97a1b0;
    --accent: #6fa8e8;
    --accent-soft: #1b2734;
    --ok: #63c795;
    --ok-soft: #14261d;
    --warn: #e0b25c;
    --warn-soft: #2b2415;
    --err: #ef8080;
    --err-soft: #2d1a1a;
    --demo: #b493e8;
    --demo-soft: #241c33;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: var(--mono); font-size: 0.92em; }
h1 { font-size: 1.45rem; margin: 0 0 .2rem; }
h2 { font-size: 1.15rem; margin: 0; }
h3 { font-size: 1rem; margin: 1.4rem 0 .5rem; }
p { margin: .4rem 0; }
.muted { color: var(--muted); }
.small { font-size: .82rem; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.nowrap { white-space: nowrap; }
.err { color: var(--err); }

/* ---------------------------------------------------------------- topbar */
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}
.topbar-inner {
  max-width: 1500px;
  margin: 0 auto;
  padding: .7rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: .55rem; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-mark {
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  padding: .1rem .4rem;
  font-weight: 700;
  font-size: .78rem;
  letter-spacing: .04em;
}
.brand-name { font-weight: 600; }
.topnav { display: flex; gap: 1rem; font-size: .9rem; }

/* ----------------------------------------------------------------- layout */
.page { max-width: 1500px; margin: 0 auto; padding: 1.2rem; }
.footer {
  max-width: 1500px;
  margin: 0 auto;
  padding: 1.5rem 1.2rem 3rem;
  border-top: 1px solid var(--border);
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  margin-bottom: 1.2rem;
}
.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: .6rem;
}
.head-actions { display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.two-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0 1.2rem; }

/* ---------------------------------------------------------------- banners */
.banner {
  max-width: 1500px;
  margin: 1rem auto 0;
  padding: .7rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: .9rem;
}
.page > .banner, .card > .banner { margin: .8rem 0; }
.banner-warn { background: var(--warn-soft); border-color: var(--warn); }
.banner-error { background: var(--err-soft); border-color: var(--err); }
.banner-info { background: var(--accent-soft); border-color: var(--accent); }
.banner-demo { background: var(--demo-soft); border-color: var(--demo); }

/* ---------------------------------------------------------------- metrics */
.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: .6rem;
  margin: .8rem 0;
}
.metric {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .55rem .7rem;
}
.metric-label { color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; }
.metric-value { font-size: 1.1rem; font-weight: 600; margin-top: .15rem; word-break: break-word; }

/* ----------------------------------------------------------------- tablas */
.table-scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
table.grid { width: 100%; border-collapse: collapse; font-size: .86rem; }
table.grid th, table.grid td { padding: .45rem .6rem; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
table.grid thead th {
  background: var(--surface-2);
  position: sticky;
  top: 0;
  font-size: .74rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--muted);
  white-space: nowrap;
}
table.grid tbody tr:last-child td { border-bottom: none; }
table.grid tbody tr:hover { background: var(--surface-2); }
table.opps td.clip { max-width: 260px; }
td.clip { overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
td.detail { max-width: 460px; word-break: break-word; }

table.kv { width: 100%; border-collapse: collapse; font-size: .86rem; margin: .5rem 0; }
table.kv th {
  text-align: left; width: 210px; color: var(--muted); font-weight: 500;
  padding: .35rem .6rem .35rem 0; vertical-align: top; border-bottom: 1px solid var(--border);
}
table.kv td { padding: .35rem 0; border-bottom: 1px solid var(--border); }

/* ------------------------------------------------------------ chips/pills */
.chip, .pill, .badge {
  display: inline-block;
  border-radius: 999px;
  padding: .1rem .55rem;
  font-size: .76rem;
  white-space: nowrap;
  border: 1px solid var(--border);
}
.chip-score { background: var(--accent-soft); border-color: var(--accent); color: var(--text); }
.chip-empty { background: var(--surface-2); color: var(--muted); }
.pill { background: var(--surface-2); color: var(--muted); text-transform: lowercase; }
.pill-running, .pill-validating { background: var(--accent-soft); color: var(--accent); border-color: var(--accent); }
.pill-completed, .pill-ok, .pill-discovered { background: var(--ok-soft); color: var(--ok); border-color: var(--ok); }
.pill-failed, .pill-rejected { background: var(--err-soft); color: var(--err); border-color: var(--err); }
.pill-paused, .pill-cancelled, .pill-data-required { background: var(--warn-soft); color: var(--warn); border-color: var(--warn); }
.pill-risk-high, .pill-risk-critical { background: var(--err-soft); color: var(--err); border-color: var(--err); }
.pill-risk-medium { background: var(--warn-soft); color: var(--warn); border-color: var(--warn); }
.pill-risk-low, .pill-risk-none { background: var(--ok-soft); color: var(--ok); border-color: var(--ok); }

.badge-demo {
  background: var(--demo-soft); color: var(--demo); border-color: var(--demo);
  font-weight: 700; letter-spacing: .04em;
}
.badge-hypothesis { background: var(--warn-soft); color: var(--warn); border-color: var(--warn); }
.badge-watch { background: var(--accent-soft); color: var(--accent); border-color: var(--accent); }
.hypothesis-note { background: var(--surface-2); border-radius: var(--radius); padding: .6rem .8rem; }

/* ---------------------------------------------------------------- botones */
.btn {
  font: inherit;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: .35rem .75rem;
  cursor: pointer;
}
.btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { color: #fff; filter: brightness(1.1); }
.btn-danger:hover:not(:disabled) { border-color: var(--err); color: var(--err); }
.btn-ghost { background: transparent; }
.btn-small { padding: .18rem .5rem; font-size: .8rem; }
.actions-row { display: flex; gap: .4rem; flex-wrap: wrap; align-items: center; margin-top: .6rem; }
td.actions { display: flex; gap: .25rem; flex-wrap: wrap; }

/* ------------------------------------------------------------------ forms */
.grid-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: .8rem; }
.grid-form label { display: flex; flex-direction: column; gap: .25rem; font-size: .84rem; }
.grid-form label > span { color: var(--muted); }
input, select {
  font: inherit;
  padding: .35rem .5rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
}
input:focus, select:focus, .btn:focus-visible, .tab:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.inline-input { max-width: 210px; }
.form-actions { grid-column: 1 / -1; display: flex; align-items: center; gap: .8rem; }
.filters { display: flex; gap: 1rem; flex-wrap: wrap; }
.check { display: flex; align-items: center; gap: .35rem; font-size: .84rem; color: var(--muted); }

/* ------------------------------------------------------------------- tabs */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: .25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
  padding-bottom: .4rem;
}
.tab {
  font: inherit;
  font-size: .84rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: .28rem .6rem;
  color: var(--muted);
  cursor: pointer;
}
.tab:hover { color: var(--text); background: var(--surface-2); }
.tab.is-active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); font-weight: 600; }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* ----------------------------------------------------------------- campos */
.field { margin: .7rem 0; }
.field-label { color: var(--muted); font-size: .74rem; text-transform: uppercase; letter-spacing: .04em; }
.field-value { white-space: pre-wrap; }
.bullets { margin: .25rem 0; padding-left: 1.1rem; }
.bullets li { margin: .15rem 0; }
.empty {
  color: var(--muted);
  background: var(--surface-2);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  padding: .7rem .9rem;
  font-size: .88rem;
}

@media (max-width: 720px) {
  .page, .topbar-inner { padding-left: .8rem; padding-right: .8rem; }
  table.opps td.clip { max-width: 160px; }
}