.brand-identity { --identity-ink: #1c1c31; --identity-white: #ffffff; }
.identity-intro { max-width: 780px; margin-bottom: 2.5rem; }
.identity-intro h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); letter-spacing: -.05em; margin-bottom: 1.2rem; }
.identity-intro .lead { line-height: 1.8; }
.identity-chapter { display: flex; align-items: baseline; gap: 1rem; border-top: 1px solid var(--line); padding-top: 1.4rem; margin: 3.5rem 0 1.5rem; }
.identity-chapter > span { font-family: Sora, sans-serif; color: var(--brand); font-size: .8rem; }
.identity-chapter h2 { margin: 0; font-size: clamp(1.3rem, 3vw, 1.8rem); }
.identity-specimens { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.3rem; }
.identity-specimen { margin: 0; background: var(--identity-white); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.identity-stage { display: grid; place-items: center; min-height: 370px; padding: 3rem; background: var(--identity-white); color: var(--identity-ink); }
.identity-stage-dark { background: var(--identity-ink); color: var(--identity-white); }
/* Only the original PNG alpha is used; its silhouette and wordmark stay intact. */
.identity-logo { display: block; width: min(100%, 220px); aspect-ratio: 2288 / 2513; background: currentColor; -webkit-mask: url('../img/brand/logo-source-mask.png') center / contain no-repeat; mask: url('../img/brand/logo-source-mask.png') center / contain no-repeat; }
.identity-specimen figcaption { padding: 1.5rem; }
.identity-specimen h3 { margin: 0 0 .5rem; font-size: 1.05rem; }
.identity-specimen p { color: var(--muted); font-size: .9rem; margin: 0; line-height: 1.7; }
.identity-colours { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.3rem; }
.identity-colour { display: flex; gap: 1.3rem; align-items: center; padding: 1.5rem; background: white; border: 1px solid var(--line); border-radius: 14px; }
.identity-swatch { width: 72px; height: 90px; flex: 0 0 72px; background: var(--identity-ink); border: 1px solid var(--line); border-radius: 8px; }
.identity-swatch-white { background: var(--identity-white); }
.identity-colour h3 { margin: 0 0 .4rem; font-size: 1rem; }
.identity-colour p { margin: .3rem 0; color: var(--muted); font-size: .85rem; }
.identity-policy { background: var(--identity-ink); color: var(--identity-white); padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: 18px; margin-top: 1.5rem; }
.identity-policy h3 { margin-top: 0; font-size: 1.15rem; }
.identity-policy p { margin-bottom: 0; line-height: 1.85; }
.identity-rules { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.identity-rule { background: white; border: 1px solid var(--line); border-radius: 14px; padding: 1.6rem; }
.identity-rule > span { display: block; color: var(--brand); font-family: Sora, sans-serif; font-size: .75rem; margin-bottom: 1rem; }
.identity-rule h3 { font-size: 1rem; margin: 0 0 .7rem; }
.identity-rule p { color: var(--muted); font-size: .9rem; line-height: 1.85; margin: 0; }
.identity-prohibited { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.identity-prohibited li { padding: 1.4rem; background: white; display: flex; gap: 1rem; align-items: baseline; line-height: 1.8; font-size: .9rem; }
.identity-prohibited li::before { content: '\00d7'; flex-shrink: 0; font-size: 1.35rem; color: var(--identity-ink); font-weight: 800; }
.identity-contact { display: flex; gap: 2rem; justify-content: space-between; align-items: center; padding-top: 2rem; margin-top: 2rem; border-top: 1px solid var(--line); }
.identity-contact p { color: var(--muted); max-width: 700px; line-height: 1.8; }
.identity-contact .btn { flex-shrink: 0; }
@media (max-width: 700px) {
  .identity-specimens, .identity-colours, .identity-rules, .identity-prohibited { grid-template-columns: minmax(0, 1fr); }
  .identity-stage { min-height: 320px; padding: 2.5rem; }
  .identity-logo { width: 190px; }
  .identity-contact { flex-direction: column; align-items: flex-start; gap: .5rem; }
}