/* Blueprint News — standalone app chrome.
   The briefing itself is styled by render/bpn-render.css; this only dresses
   the surrounding generator UI (control rail, stage, library) in the same
   SLA palette and fonts. */

:root {
  --bg: #0a0e14;
  --rail: #11161f;
  --rail-2: #161c26;
  --line: #2c333f;
  --text: #eef3fa;
  --muted: #9fb0c4;
  --gold: #d6b24e;
  --gold-deep: #b88a24;
  --accent: #d05e1a;
  --display: "Modesto Condensed", "Josefin Sans", sans-serif;
  --head: "Josefin Sans", system-ui, sans-serif;
  --mono: "Roboto Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 18% -10%, rgba(208, 94, 26, 0.10), transparent 40%),
    linear-gradient(180deg, #0b0f16, #070a0f);
  color: var(--text);
  font-family: var(--head);
  font-size: 16px;
}

.app {
  display: grid;
  grid-template-columns: 320px 1fr;
  min-height: 100vh;
}

/* ---------- top wordmark bar ---------- */
.topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 22px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #11161f, #0c1017);
}
.topbar__mark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.9rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
}
.topbar__mark b { color: var(--gold); }
.topbar__tag {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}
.topbar__spacer { flex: 1; }
.topbar__hint { font-family: var(--mono); font-size: 0.7rem; color: var(--muted); letter-spacing: 0.08em; }

/* ---------- control rail ---------- */
.rail {
  border-right: 1px solid var(--line);
  background: var(--rail);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
  max-height: calc(100vh - 58px);
}

.field { display: grid; gap: 6px; }
.field > label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.field input, .field select {
  width: 100%;
  padding: 9px 11px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #0a0e14;
  color: var(--text);
  font-family: var(--head);
  font-size: 0.96rem;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--gold); }
.field--row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* sliders */
.field input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold));
  cursor: pointer;
}
.field input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #f4efe5;
  border: 2px solid var(--gold-deep);
  cursor: pointer;
}
.field input[type="range"]::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #f4efe5;
  border: 2px solid var(--gold-deep);
  cursor: pointer;
}
.slider-readout {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.02em;
  color: var(--gold);
  margin-top: 2px;
}

.seed-row { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: end; }
.seed-row input { font-family: var(--mono); font-size: 0.86rem; }

.btn {
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--rail-2);
  color: var(--text);
  font-family: var(--head);
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 10px 14px;
  cursor: pointer;
  transition: filter 0.12s, border-color 0.12s;
}
.btn:hover { filter: brightness(1.12); border-color: var(--muted); }
.btn--primary {
  border: 1px solid var(--gold-deep);
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
  color: #1a1208;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.btn--ghost { background: transparent; }
.btn--sm { padding: 8px 10px; font-size: 0.82rem; }
.btn-row { display: flex; gap: 8px; flex-wrap: wrap; }

.rail__divider { height: 1px; background: var(--line); margin: 2px 0; }
.rail__heading {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0;
}

/* library */
.library { display: grid; gap: 8px; }
.lib-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 8px;
  padding: 9px 11px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #0a0e14;
}
.lib-item__main { min-width: 0; cursor: pointer; }
.lib-item__title {
  font-family: var(--head);
  font-weight: 600;
  font-size: 0.92rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.lib-item__meta { font-family: var(--mono); font-size: 0.68rem; color: var(--muted); }
.lib-item__band {
  display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: middle;
}
.lib-del { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 1rem; padding: 4px 6px; border-radius: 6px; }
.lib-del:hover { color: var(--danger, #ff5b5b); background: rgba(255,91,91,0.1); }
.lib-empty { font-family: var(--mono); font-size: 0.74rem; color: var(--muted); }

/* ---------- stage ---------- */
.stage {
  padding: 22px;
  overflow-y: auto;
  max-height: calc(100vh - 58px);
}

.viewtoggle {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px;
  margin: 0 auto 18px;
  background: var(--rail);
  gap: 2px;
}
.viewtoggle button {
  border: none;
  background: transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 7px 16px;
  border-radius: 999px;
  cursor: pointer;
}
.viewtoggle button[aria-pressed="true"] {
  background: linear-gradient(180deg, var(--gold), var(--gold-deep));
  color: #1a1208;
  font-weight: 700;
}
.stage__bar { display: flex; justify-content: center; align-items: center; gap: 14px; flex-wrap: wrap; }

.output { display: grid; gap: 26px; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .app { grid-template-columns: 1fr; }
  .rail { max-height: none; border-right: none; border-bottom: 1px solid var(--line); }
  .stage { max-height: none; }
  .topbar__tag, .topbar__hint { display: none; }
}

@media print {
  .topbar, .rail, .stage__bar { display: none !important; }
  .app { display: block; }
  .stage { padding: 0; max-height: none; overflow: visible; }
}