:root {
  --bnm-purple: #7c3aed;
  --bnm-purple-l: #b36aff;
  --bnm-pink: #ff5e7d;
  --bnm-dark: #111;
  --bnm-mid: #555;
  --bnm-border: #e0dfd9;
  --bnm-bg: #f5f4f0;
  --bnm-white: #fff;
  --bnm-r: 8px;
  --bnm-font: "IBM Plex Sans", sans-serif;
  --bnm-mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--bnm-font);
  background: var(--bnm-bg);
  color: var(--bnm-dark);
  min-height: 100vh;
}

/* ── Header ── */
.site-header {
  background: var(--bnm-white);
  border-bottom: 1px solid var(--bnm-border);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.wordmark {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--bnm-dark);
  text-decoration: none;
}
.wordmark em { color: var(--bnm-purple); font-style: normal; }

.header-tag {
  font-size: 11px;
  font-family: var(--bnm-mono);
  color: var(--bnm-mid);
  background: var(--bnm-bg);
  border: 1px solid var(--bnm-border);
  border-radius: 20px;
  padding: 4px 12px;
  letter-spacing: 0.02em;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.header-nav a {
  font-size: 13px;
  font-family: var(--bnm-font);
  color: var(--bnm-mid);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--bnm-r);
  transition: background 0.15s, color 0.15s;
}
.header-nav a:hover { background: var(--bnm-bg); color: var(--bnm-dark); }
.header-nav a.active { color: var(--bnm-purple); font-weight: 500; }

/* ── Layout ── */
.page { max-width: 960px; margin: 0 auto; padding: 3rem 2rem; }

.section { margin-bottom: 3.5rem; }

.section-title {
  font-size: 11px;
  font-weight: 500;
  font-family: var(--bnm-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bnm-mid);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--bnm-border);
}

/* ── Hero ── */
.hero { margin-bottom: 4rem; }
.hero-eyebrow {
  font-size: 11px;
  font-family: var(--bnm-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bnm-purple);
  margin-bottom: 1rem;
}
.hero-title {
  font-size: 42px;
  font-weight: 600;
  letter-spacing: -1px;
  line-height: 1.1;
  color: var(--bnm-dark);
  margin-bottom: 1.25rem;
}
.hero-title span { color: var(--bnm-purple); }
.hero-desc {
  font-size: 16px;
  color: var(--bnm-mid);
  line-height: 1.7;
  max-width: 520px;
}

/* ── Colour palette ── */
.colour-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}
.colour-card {
  background: var(--bnm-white);
  border: 1px solid var(--bnm-border);
  border-radius: var(--bnm-r);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}
.colour-card:hover { transform: translateY(-2px); border-color: #ccc; }
.colour-swatch { height: 72px; width: 100%; }
.colour-info { padding: 10px 12px; }
.colour-name { font-size: 13px; font-weight: 500; color: var(--bnm-dark); margin-bottom: 3px; }
.colour-hex { font-size: 12px; font-family: var(--bnm-mono); color: var(--bnm-mid); }
.colour-var { font-size: 11px; font-family: var(--bnm-mono); color: #aaa; margin-top: 2px; }

/* ── Copy toast ── */
.copy-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--bnm-dark);
  color: var(--bnm-white);
  font-size: 13px;
  font-family: var(--bnm-mono);
  padding: 8px 18px;
  border-radius: 20px;
  opacity: 0;
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
  z-index: 9999;
}
.copy-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── Typography ── */
.font-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 600px) { .font-section { grid-template-columns: 1fr; } }
.font-card {
  background: var(--bnm-white);
  border: 1px solid var(--bnm-border);
  border-radius: var(--bnm-r);
  padding: 1.5rem;
}
.font-label { font-size: 11px; font-family: var(--bnm-mono); color: var(--bnm-mid); margin-bottom: 1rem; letter-spacing: 0.05em; }
.font-display-sans { font-family: "IBM Plex Sans", sans-serif; font-size: 28px; font-weight: 600; color: var(--bnm-dark); line-height: 1.2; margin-bottom: 0.75rem; }
.font-display-mono { font-family: "IBM Plex Mono", monospace; font-size: 22px; font-weight: 400; color: var(--bnm-dark); line-height: 1.3; margin-bottom: 0.75rem; }
.font-weights { display: flex; flex-direction: column; gap: 4px; margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--bnm-border); }
.font-weight-row { display: flex; justify-content: space-between; align-items: baseline; }
.font-weight-sample { font-family: "IBM Plex Sans", sans-serif; font-size: 14px; color: var(--bnm-dark); }
.font-weight-sample.mono { font-family: "IBM Plex Mono", monospace; }
.font-weight-label { font-size: 11px; font-family: var(--bnm-mono); color: #aaa; }

/* ── Tokens ── */
.tokens-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.token-row {
  background: var(--bnm-white);
  border: 1px solid var(--bnm-border);
  border-radius: var(--bnm-r);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.token-row:hover { border-color: #bbb; }
.token-preview { flex-shrink: 0; }
.token-info { flex: 1; min-width: 0; }
.token-name { font-size: 12px; font-family: var(--bnm-mono); color: var(--bnm-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.token-value { font-size: 11px; font-family: var(--bnm-mono); color: var(--bnm-mid); margin-top: 2px; }

/* ── Asset gallery ── */
.gallery-topbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 1.5rem; }
#image-count { font-size: 12px; font-family: var(--bnm-mono); color: var(--bnm-mid); margin-right: auto; }
#search {
  padding: 8px 14px;
  border-radius: var(--bnm-r);
  border: 1px solid var(--bnm-border);
  background: var(--bnm-white);
  color: var(--bnm-dark);
  font-family: var(--bnm-font);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}
#search:focus { border-color: var(--bnm-purple); }
#filter {
  padding: 8px 14px;
  border-radius: var(--bnm-r);
  border: 1px solid var(--bnm-border);
  background: var(--bnm-white);
  color: var(--bnm-dark);
  font-family: var(--bnm-font);
  font-size: 13px;
  outline: none;
  cursor: pointer;
}
.folder-label { font-size: 12px; font-weight: 500; font-family: var(--bnm-mono); letter-spacing: 0.05em; text-transform: uppercase; color: var(--bnm-mid); margin: 1.5rem 0 0.75rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; margin-bottom: 1rem; }
.thumb {
  position: relative;
  border-radius: var(--bnm-r);
  overflow: hidden;
  border: 1px solid var(--bnm-border);
  background: var(--bnm-white);
  transition: border-color 0.15s, transform 0.15s;
  cursor: zoom-in;
}
.thumb:hover { border-color: var(--bnm-purple); transform: translateY(-2px); }
.grid img, .grid video { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; display: block; }
.video-badge { position: absolute; bottom: 6px; left: 6px; background: rgba(0,0,0,.65); color: #fff; padding: 2px 7px; font-size: 11px; font-family: var(--bnm-mono); border-radius: 5px; }
.video-icon { position: absolute; top: 7px; right: 7px; background: rgba(0,0,0,.65); color: #fff; padding: 3px 7px; border-radius: 5px; font-size: 12px; }
.gallery-empty { font-size: 13px; color: var(--bnm-mid); font-family: var(--bnm-mono); padding: 2rem 0; }

/* ── Lightbox ── */
#viewer { position: fixed; inset: 0; background: rgba(0,0,0,.88); display: flex; align-items: center; justify-content: center; z-index: 9999; }
#viewer[hidden] { display: none; }
#viewer figure { max-width: 95vw; max-height: 95vh; margin: 0; text-align: center; }
#viewer img, #viewer video { max-width: 95vw; max-height: 85vh; border-radius: 10px; }
#caption { margin-top: 10px; font-size: 12px; font-family: var(--bnm-mono); color: rgba(255,255,255,.6); }
.nav { position: fixed; top: 50%; transform: translateY(-50%); font-size: 36px; background: none; border: none; color: #fff; cursor: pointer; padding: 12px; opacity: .5; transition: opacity 0.15s; }
.nav:hover { opacity: 1; }
#prev { left: 10px; }
#next { right: 10px; }
#close { position: fixed; top: 14px; right: 18px; font-size: 24px; background: none; border: none; color: #fff; cursor: pointer; opacity: .6; transition: opacity 0.15s; }
#close:hover { opacity: 1; }

/* ── Network grid ── */
.network-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.property-card {
  background: var(--bnm-white);
  border: 1px solid var(--bnm-border);
  border-radius: var(--bnm-r);
  padding: 1.25rem 1.5rem;
  text-decoration: none;
  display: block;
  transition: border-color 0.15s, transform 0.15s;
  position: relative;
}
.property-card:hover { border-color: var(--bnm-purple); transform: translateY(-2px); }
.property-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.6rem; }
.property-name { font-size: 15px; font-weight: 600; color: var(--bnm-dark); }
.property-tag { font-size: 10px; font-family: var(--bnm-mono); padding: 3px 8px; border-radius: 20px; border: 1px solid var(--bnm-border); color: var(--bnm-mid); background: var(--bnm-bg); }
.property-tag.live { border-color: #b6e8c8; color: #1a7a45; background: #edfaf3; }
.property-url { font-size: 11px; font-family: var(--bnm-mono); color: var(--bnm-purple); margin-bottom: 0.75rem; }
.property-desc { font-size: 13px; color: var(--bnm-mid); line-height: 1.6; }
.property-arrow { position: absolute; bottom: 1.25rem; right: 1.5rem; font-size: 14px; color: var(--bnm-border); transition: color 0.15s, transform 0.15s; }
.property-card:hover .property-arrow { color: var(--bnm-purple); transform: translate(2px, -2px); }
.property-tag.coming { border-color: #e8e1b6; color: #b8841c; background: #faf6ed; }

/* ── Brand kit CTA ── */
.kit-cta { background: var(--bnm-white); border: 1px solid var(--bnm-border); border-radius: var(--bnm-r); padding: 1.5rem 2rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.kit-cta-title { font-size: 15px; font-weight: 600; color: var(--bnm-dark); margin-bottom: 4px; }
.kit-cta-desc { font-size: 13px; color: var(--bnm-mid); }
.kit-cta-link { display: inline-flex; align-items: center; gap: 6px; background: var(--bnm-purple); color: #fff; font-size: 13px; font-weight: 500; font-family: var(--bnm-font); padding: 9px 18px; border-radius: var(--bnm-r); text-decoration: none; white-space: nowrap; transition: background 0.15s; }
.kit-cta-link:hover { background: #6d28d9; }

/* ── Footer ── */
.site-footer { border-top: 1px solid var(--bnm-border); padding: 2rem; text-align: center; font-size: 12px; font-family: var(--bnm-mono); color: var(--bnm-mid); }
.site-footer a { color: var(--bnm-purple); text-decoration: none; }