/*
  CargoBeacon EverTag Energy Calculator UI Styles
  - Clean, compact, modern
  - Focus on readability and quick scanning
*/

:root {
  --bg: #0b1020;
  --surface: #111732;
  --surface-2: #151d3b;
  --muted: #aab3cf;
  --text: #e8ecf8;
  --accent: #6aa6ff;
  --accent-2: #7bda91;
  --warning: #ffd166;
  --danger: #ff6b6b;
  --grid-gap: 14px;
  --radius: 12px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: radial-gradient(1200px 700px at 15% -10%, #1a2350, transparent),
              radial-gradient(900px 600px at 90% 10%, #152447, transparent),
              var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.4;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
}
.brand { display: flex; gap: 12px; align-items: center; }
.brand h1 { margin: 0; font-size: 20px; }
.brand p { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.logo {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), #9bd0ff);
  color: #0a1020; display:flex; align-items:center; justify-content:center;
  font-weight: 700;
}
.links a { color: var(--muted); text-decoration: none; }
.links a:hover { color: var(--text); }
.links { display:flex; align-items:center; gap: 12px; }
.header-share .share-label, .header-share .btn-ghost { font-size: 12px; }

.container {
  display: grid;
  grid-template-columns: 1.1fr 1.4fr;
  gap: 18px;
  padding: 0 22px 22px;
}

.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0) 18%), var(--surface);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.25);
}
.card h2 { margin: 0 0 12px; font-size: 16px; }
.results-header { display:flex; align-items:center; justify-content: space-between; gap: 10px; padding: 0 2px 6px; }
.results-header h2 { margin: 0; font-size: 16px; }
.results-header .share-label, .results-header .btn-ghost { font-size: 12px; }
.card h3 { margin: 18px 0 10px; font-size: 14px; color: var(--muted); }

.grid { display: grid; gap: var(--grid-gap); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.field { display: grid; gap: 6px; }
.field span { font-size: 12px; color: var(--muted); }
.hint { color: var(--muted); font-size: 11px; }

input, select {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.08);
}

/* Shaded/disabled appearance for positioning controls when role is Anchor */
.positioning-group.is-disabled { opacity: 0.5; }
.positioning-group.is-disabled input,
.positioning-group.is-disabled select { pointer-events: none; }

.compound { display: grid; grid-template-columns: 1fr 120px; gap: 8px; }

.advanced summary { cursor: pointer; margin: 8px 0 12px; color: var(--muted); }
.advanced[open] summary { color: var(--text); }

.highlight {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px; border-radius: 12px;
  background: linear-gradient(0deg, rgba(122,168,255,0.08), rgba(122,168,255,0.08)), var(--surface-2);
}
.kpi { font-size: 28px; font-weight: 700; display:flex; gap: 8px; align-items: baseline; }
.kpi small { font-weight: 400; font-size: 12px; color: var(--muted); }
.kpi-sub { color: var(--muted); font-size: 12px; }
.kpi-note { color: var(--muted); font-size: 12px; }

.bars { display: grid; gap: 10px; }
.bar { display: grid; grid-template-columns: 90px 1fr 120px; align-items: center; gap: 10px; }
.bar.total { font-weight: 700; }
.bar-track { height: 12px; border-radius: 999px; background: rgba(255,255,255,0.08); overflow: hidden; }
.bar-fill { height: 100%; width: 0; background: var(--accent); transition: width 280ms ease; }
.bar.total .bar-fill { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.bar-val { text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }

table { width: 100%; border-collapse: collapse; }
thead th { text-align: left; font-size: 12px; color: var(--muted); font-weight: 500; padding: 6px 4px; }
tbody td { padding: 8px 4px; border-top: 1px solid rgba(255,255,255,0.07); font-variant-numeric: tabular-nums; }
tbody tr:hover { background: rgba(255,255,255,0.03); }

.graph { margin-top: 16px; }
canvas { width: 100%; background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.07); border-radius: 8px; }

.footnote { color: var(--muted); font-size: 11px; margin-top: 12px; }

.share { margin-top: 12px; }
.share.v2 { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 10px; }
.share-label { color: var(--muted); font-size: 12px; }
.btn-ghost {
  color: var(--accent); background: transparent; border: 1px solid rgba(255,255,255,0.12);
  padding: 6px 10px; border-radius: 999px; cursor: pointer; font-weight: 600;
}
.btn-ghost:hover { background: rgba(255,255,255,0.06); text-decoration: underline; }
.btn-ghost:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.share-input-mode { display: none; align-items: center; gap: 8px; }
.share-input-mode input { width: 100%; padding: 8px 10px; border-radius: 8px; background: var(--surface-2); color: var(--text); border: 1px solid rgba(255,255,255,0.08); }
.icon-btn { background: transparent; border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; padding: 6px 8px; color: var(--text); cursor: pointer; }
.icon-btn:hover { background: rgba(255,255,255,0.06); }

.toast { position: fixed; right: 18px; bottom: 18px; background: var(--surface-2); color: var(--text); border: 1px solid rgba(255,255,255,0.12); border-radius: 10px; padding: 8px 12px; font-size: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.35); opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity 180ms ease, transform 180ms ease; }
.toast.show { opacity: 1; transform: translateY(0); }

.visually-hidden { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

@media (max-width: 720px) {
  .share.v2 { grid-template-columns: auto 1fr; row-gap: 8px; }
}

@media (max-width: 1020px) {
  .container { grid-template-columns: 1fr; }
}