/* Tableau Embedding Playground vibe — Benton Sans, navy header, flat cards, Tableau blue accents */
:root {
  --tab-navy: #001A2E;
  --tab-navy-2: #002B49;
  --tab-blue: #1A6BCD;
  --tab-blue-hover: #0F4FA0;
  --tab-text: #1D1D1F;
  --tab-muted: #5E5E5E;
  --tab-border: #E0E0E0;
  --tab-border-strong: #C7C7C7;
  --tab-bg: #FFFFFF;
  --tab-surface: #FAFAFA;
  color-scheme: light;
}

body {
  font-family: "Benton Sans", "Benton Sans Low-DPI", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, Helvetica, sans-serif;
  margin: 0;
  padding: 0;
  color: var(--tab-text);
  background: var(--tab-bg);
  -webkit-font-smoothing: antialiased;
}

.site-header {
  background: var(--tab-navy);
  color: #fff;
  padding: 14px 28px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.site-header h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.1px;
  color: #fff;
}
.site-header .header-spacer { flex: 1; }
.site-header .header-link {
  color: #fff;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 2px;
  opacity: 0.85;
  transition: opacity 0.12s ease, background 0.12s ease;
}
.site-header .header-link:hover { opacity: 1; background: rgba(255,255,255,0.08); text-decoration: none; }
.site-header .header-link svg { display: block; }

.page-subhead {
  max-width: 900px;
  margin: 24px auto 16px;
  padding: 0 8px;
}
.page-subhead .lead { font-size: 14px; color: var(--tab-text); margin: 0 0 6px; }

.card {
  max-width: 900px;
  margin: 0 auto 24px;
  padding: 24px;
  border: 1px solid var(--tab-border);
  border-radius: 4px;
  background: var(--tab-bg);
}
.card.disabled { opacity: 0.55; pointer-events: none; }

h1 { margin: 0 0 8px; font-size: 18px; font-weight: 500; color: var(--tab-text); }
h2 { margin: 16px 0 8px; font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px; color: var(--tab-muted); }

.row { display: grid; grid-template-columns: 160px 1fr; gap: 12px; align-items: center; margin: 12px 0; }
label { font-weight: 500; font-size: 13px; color: var(--tab-text); }

input[type="url"], input[type="text"], input[type="password"], input[type="email"], input[type="number"], select {
  width: 100%; padding: 8px 10px; border-radius: 2px; border: 1px solid var(--tab-border-strong); font-size: 13px; box-sizing: border-box; background: var(--tab-bg); color: var(--tab-text); font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--tab-blue); box-shadow: 0 0 0 1px var(--tab-blue); }
input[type="number"] { -moz-appearance: textfield; }
input[type="number"]::-webkit-outer-spin-button, input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
textarea {
  width: 100%; padding: 10px; border-radius: 2px; border: 1px solid var(--tab-border-strong); font-size: 12px; font-family: 'SF Mono', Monaco, Menlo, Consolas, monospace; box-sizing: border-box; background: var(--tab-bg); color: var(--tab-text);
}

.actions { margin-top: 12px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

button {
  padding: 7px 14px;
  border: 1px solid var(--tab-navy-2);
  border-radius: 2px;
  background: var(--tab-navy-2);
  color: #fff;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 0.1px;
  transition: background 0.12s ease, border-color 0.12s ease;
}
button:hover { background: var(--tab-blue-hover); border-color: var(--tab-blue-hover); }
button[disabled] { opacity: 0.45; cursor: not-allowed; background: var(--tab-navy-2); border-color: var(--tab-navy-2); }
button.secondary { background: #fff; color: var(--tab-text); border: 1px solid var(--tab-border-strong); }
button.secondary:hover { background: #F2F2F2; border-color: #999; color: var(--tab-text); }

.muted { color: var(--tab-muted); font-size: 12px; }
.success { color: #117C42; font-weight: 600; }
.error { color: #B11F24; font-weight: 600; }

pre {
  margin-top: 12px; padding: 12px; border-radius: 2px; background: #F4F5F7; border: 1px solid var(--tab-border); max-height: 50vh; overflow: auto; white-space: pre-wrap; word-wrap: break-word; font-size: 12px; font-family: 'SF Mono', Monaco, Menlo, Consolas, monospace; color: var(--tab-text);
}

.hidden { display: none; }
a { color: var(--tab-blue); text-decoration: none; }
a:hover { color: var(--tab-blue-hover); text-decoration: underline; }

/* Tab strip */
.tab-strip {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 8px;
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--tab-border);
}
.tab-strip .tab {
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 10px 16px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--tab-muted);
  cursor: pointer;
  transition: color 0.12s ease, border-color 0.12s ease;
  letter-spacing: 0.1px;
}
.tab-strip .tab:hover { color: var(--tab-text); background: transparent; border-color: transparent; }
.tab-strip .tab.active { color: var(--tab-text); border-bottom-color: var(--tab-blue); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }