/* ====== Creative Scope — Brand Identity page ====== */

.bi-hero {
  padding: clamp(80px, 10vw, 160px) 0 clamp(48px, 6vw, 88px);
  border-bottom: 1px solid var(--border);
}
.bi-h1 {
  font-size: clamp(56px, 7vw, 120px);
  line-height: 0.96;
  letter-spacing: -0.03em;
  margin: 16px 0 28px;
  font-weight: 500;
}
.bi-lede {
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.6;
  color: var(--fg-soft);
  max-width: 60ch;
  margin: 0 0 32px;
}
.bi-hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* Deliverables grid */
.bi-deliv { padding: clamp(72px, 9vw, 140px) 0; border-bottom: 1px solid var(--border); }
.bi-deliv-head { max-width: 720px; margin-bottom: clamp(40px, 5vw, 72px); }
.bi-deliv-head .h2 { margin: 16px 0 18px; }
.bi-deliv-lede { color: var(--fg-soft); font-size: clamp(15px, 1.2vw, 18px); line-height: 1.6; }
.bi-deliv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.5vw, 40px);
}
.bi-deliv-card {
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  transition: border-color .2s, background .2s;
}
.bi-deliv-card:hover { border-color: var(--fg); background: var(--bg-2); }
.bi-deliv-n {
  font-size: 11px; letter-spacing: 0.12em;
  color: var(--fg-muted); margin-bottom: 16px; display: block;
}
.bi-deliv-t {
  font-size: clamp(18px, 1.5vw, 22px);
  font-weight: 500; letter-spacing: -0.01em;
  margin: 0 0 10px;
}
.bi-deliv-b { color: var(--fg-soft); font-size: 14px; line-height: 1.6; margin: 0; }

/* Principles */
.bi-principles { padding: clamp(72px, 9vw, 140px) 0; border-bottom: 1px solid var(--border); }
.bi-principles-h2 { margin: 16px 0 32px; }
.bi-principles-list {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 40px;
  max-width: 980px;
}
.bi-principles-list li {
  display: flex; align-items: flex-start; gap: 16px;
  font-size: clamp(17px, 1.4vw, 22px);
  line-height: 1.45;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.bi-principles-n { color: var(--fg-muted); font-size: 11px; letter-spacing: 0.12em; padding-top: 6px; }

/* Real example — horizontal-scroll deck gallery */
.bi-example {
  padding: clamp(72px, 9vw, 140px) 0 clamp(56px, 7vw, 100px);
  border-bottom: 1px solid var(--border);
  background: color-mix(in oklab, var(--fg) 3%, transparent);
}
.bi-example-head { max-width: 720px; margin-bottom: clamp(40px, 5vw, 64px); }
.bi-example-h2 { margin: 16px 0 18px; }
.bi-example-lede {
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.65;
  color: var(--fg-soft);
  margin: 0;
}
.bi-example-rail {
  display: flex;
  gap: clamp(20px, 2.5vw, 36px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-left: var(--gutter, 24px);
  padding: 8px 8px 32px;
  margin: 0 -8px;
  -webkit-overflow-scrolling: touch;
  scrollbar-color: var(--accent) transparent;
}
.bi-example-rail::-webkit-scrollbar { height: 8px; }
.bi-example-rail::-webkit-scrollbar-thumb {
  background: color-mix(in oklab, var(--accent) 50%, transparent);
  border-radius: 4px;
}
.bi-example-rail::-webkit-scrollbar-track { background: transparent; }
.bi-example-card {
  flex: 0 0 auto;
  width: min(72vw, 640px);
  margin: 0;
  scroll-snap-align: start;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  overflow: hidden;
  box-shadow: 0 8px 32px -8px color-mix(in oklab, var(--fg) 8%, transparent);
  transition: transform .35s ease, box-shadow .35s ease;
}
.bi-example-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px -8px color-mix(in oklab, var(--fg) 16%, transparent);
}
.bi-example-card.bi-example-card-cover {
  width: min(60vw, 520px);
}
.bi-example-card img {
  width: 100%; height: auto; display: block;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}
.bi-example-cap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg);
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.bi-example-cap span:first-child { color: var(--fg-muted); margin-right: 12px; }
.bi-example-foot {
  margin: 8px 0 0;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  text-align: center;
}

/* FAQ */
.bi-faq { padding: clamp(72px, 9vw, 140px) 0; }
.bi-faq-h2 { margin: 16px 0 36px; }
.bi-faq-list { display: flex; flex-direction: column; max-width: 880px; }
.bi-faq-item { border-top: 1px solid var(--border); }
.bi-faq-item:last-child { border-bottom: 1px solid var(--border); }
.bi-faq-q {
  width: 100%;
  display: flex; justify-content: space-between; align-items: center;
  padding: 22px 0;
  font-size: clamp(16px, 1.3vw, 19px);
  font-weight: 500;
  color: var(--fg);
  background: none; border: 0; cursor: pointer; text-align: left;
}
.bi-faq-plus {
  font-size: 22px; color: var(--fg-muted); font-weight: 400;
  margin-left: 24px;
}
.bi-faq-item.is-open .bi-faq-plus { color: var(--accent); }
.bi-faq-a {
  padding: 0 0 22px; max-width: 70ch;
  color: var(--fg-soft); line-height: 1.65; font-size: 15px;
}

@media (max-width: 900px) {
  .bi-deliv-grid { grid-template-columns: 1fr; }
  .bi-principles-list { grid-template-columns: 1fr; }
}