/* MarineSensitivity Workflows — style.css
   Dark default; light overrides at the bottom. Adapted from CalCOFI/workflows. */

:root {
  --bg:       #10161c;
  --panel:    #172029;
  --panel-2:  #1e2a35;
  --border:   #2b3a47;
  --fg:       #e6edf3;
  --muted:    #8b98a5;
  --accent:   #3bc9db;
  --accent-d: #22b8cf;
  --mono:     ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans:     system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg:       #ffffff;
  --panel:    #f5f8fa;
  --panel-2:  #ffffff;
  --border:   #d4dde4;
  --fg:       #1a2530;
  --muted:    #5c6b78;
  --accent:   #0c8599;
  --accent-d: #0b7285;
  color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  font-family: var(--sans);
  font-size: 15px; line-height: 1.5;
  color: var(--fg);
  background: var(--bg);
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-d); text-decoration: underline; }
code, .mono { font-family: var(--mono); font-size: 0.9em; }
.muted { color: var(--muted); }

/* ── page shell ──────────────────────────────────────────────────────────── */

#layout { display: grid; grid-template-rows: auto 1fr; min-height: 100vh; }

header.app-header {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 0.85rem;
  padding: 0.55rem 1rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
header.app-header .app-logo { font-size: 1.4rem; line-height: 1; text-decoration: none; }
header.app-header h1 { margin: 0; font-size: 1.05rem; font-weight: 700; letter-spacing: 0.01em; }
header.app-header .spacer { flex: 1; }

.header-links { display: inline-flex; gap: 0.85rem; font-family: var(--mono); font-size: 0.82rem; }
.header-links a { color: var(--muted); }
.header-links a:hover { color: var(--accent); text-decoration: none; }

header.app-header button#theme-toggle {
  background: transparent; border: 1px solid var(--border);
  color: var(--fg); font: inherit; cursor: pointer;
  border-radius: 4px; padding: 0.2rem 0.55rem;
}
header.app-header button#theme-toggle:hover { background: var(--panel-2); }

main#panel { padding: 1.25rem 1.5rem 4rem; max-width: 1180px; width: 100%; margin: 0 auto; }

/* ── lede + section nav ──────────────────────────────────────────────────── */

.lede { margin: 0.25rem 0 1.25rem; max-width: 76ch; }
.lede p { margin: 0.25rem 0; }
.lede .stat { font-family: var(--mono); font-size: 0.82rem; }

.section-nav {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  margin: 0 0 1.75rem;
  padding-bottom: 1rem; border-bottom: 1px solid var(--border);
}
.section-nav a {
  font-family: var(--mono); font-size: 0.8rem;
  color: var(--fg);
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 999px; padding: 0.18rem 0.7rem;
}
.section-nav a:hover { border-color: var(--accent); text-decoration: none; }
.section-nav a .n { color: var(--muted); margin-left: 0.3rem; }

/* ── workflow sections ───────────────────────────────────────────────────── */

.wf-section { margin: 2rem 0; scroll-margin-top: 3.5rem; }
.wf-section > h2 {
  margin: 0 0 0.2rem; font-size: 1.15rem;
  display: flex; align-items: baseline; gap: 0.5rem;
  border-left: 4px solid var(--cat, var(--accent)); padding-left: 0.6rem;
}
.wf-section > h2 .count {
  font-family: var(--mono); font-size: 0.78rem; font-weight: 400;
  color: var(--muted);
}
.wf-section > .blurb { margin: 0 0 1rem 0.6rem; color: var(--muted); font-size: 0.86rem; max-width: 84ch; }

.wf-provider {
  margin: 1rem 0 0.55rem;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--muted);
}

/* cards */
.wf-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 0.85rem;
}
.wf-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 4px solid var(--cat, var(--accent));
  border-radius: 5px;
  padding: 0.8rem 1rem;
  font-size: 0.88rem;
  display: flex; flex-direction: column;
}
.wf-card h3 { margin: 0 0 0.35rem; font-size: 0.95rem; line-height: 1.3; }
.wf-card h3 a { color: var(--fg); }
.wf-card h3 a:hover { color: var(--accent); }
.wf-card .wf-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.35rem; margin-bottom: 0.4rem; }
.wf-card .chip {
  display: inline-block;
  background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 999px; padding: 0.03rem 0.5rem;
  font-family: var(--mono); font-size: 0.71rem; color: var(--muted);
}
.wf-card .chip.key { color: var(--accent); border-color: var(--accent); }
.wf-card h3.wf-id, .wf-card h3.wf-id a { font-family: var(--mono); font-size: 0.9rem; letter-spacing: -0.01em; }
.wf-card .wf-desc { margin: 0.1rem 0 0; color: var(--fg); font-size: 0.83rem; flex: 1; }
.wf-card .wf-subdesc { margin: 0.2rem 0 0; color: var(--muted); font-size: 0.77rem; font-style: italic; }
.wf-row a.wf-id { color: var(--fg); }
.wf-card .wf-foot {
  margin-top: 0.6rem; padding-top: 0.5rem; border-top: 1px solid var(--border);
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between;
  gap: 0.35rem 0.9rem; font-family: var(--mono); font-size: 0.74rem;
}
.wf-card .wf-links { display: flex; flex-wrap: wrap; gap: 0.35rem 0.9rem; }
.wf-card .wf-ran { color: var(--muted); }
.wf-card .wf-dep { margin-top: 0.35rem; font-family: var(--mono); font-size: 0.72rem; color: var(--muted); }
.wf-card .wf-dep b { color: var(--fg); font-weight: 600; }

/* compact list */
.wf-list { list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 0.15rem 1.25rem; }
.wf-row { padding: 0.28rem 0; border-bottom: 1px solid var(--border); }
.wf-row a { font-family: var(--mono); font-size: 0.84rem; }
.wf-row .wf-row-desc { display: block; color: var(--muted); font-size: 0.78rem; }

/* ── DAG ─────────────────────────────────────────────────────────────────── */

.wf-dag { margin: 2.5rem 0; }
.wf-dag h2 { font-size: 1.15rem; border-left: 4px solid var(--accent); padding-left: 0.6rem; }
.wf-dag .blurb { margin: 0 0 1rem 0.6rem; color: var(--muted); font-size: 0.86rem; }
.dag-frame {
  background: var(--panel); border: 1px solid var(--border); border-radius: 6px;
  padding: 1rem; overflow-x: auto;
}
.dag-frame pre.mermaid { margin: 0; background: transparent; text-align: center; }

/* ── footer ──────────────────────────────────────────────────────────────── */

.app-footer {
  margin-top: 3rem; padding-top: 1rem;
  border-top: 1px solid var(--border);
  color: var(--muted); font-size: 0.82rem;
}
.app-footer a { color: var(--muted); }
.app-footer a:hover { color: var(--accent); }