.reference-page {
  --ref-accent: #f0793e;
  --ref-bg: #f5f2ec;
  --ref-card: #fff;
  --ref-text: #17191d;
  --ref-muted: #657080;
  --ref-border: rgba(21, 25, 29, .14);
  background: var(--ref-bg);
  color: var(--ref-text);
  min-height: 70vh;
  overflow: clip;
}

.reference-page--dark {
  --ref-bg: #11161c;
  --ref-card: #171e26;
  --ref-text: #f8fafc;
  --ref-muted: #a8b1bc;
  --ref-border: rgba(255, 255, 255, .12);
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 48px 48px;
}

.reference-page--light {
  --ref-bg: #f7f4ef;
  --ref-card: #fff;
  --ref-text: #111317;
  --ref-muted: #626b75;
  background-image: radial-gradient(circle at 80% 4%, rgba(240,121,62,.16), transparent 30rem);
}

.reference-hero { padding-top: clamp(3.5rem, 8vw, 8rem); padding-bottom: clamp(2.3rem, 5vw, 4.5rem); }
.reference-hero .crumbs { margin-bottom: 2rem; color: var(--ref-muted); font-size: .84rem; }
.reference-hero .crumbs a { color: inherit; }
.reference-hero .kicker,
.reference-hero .eyebrow,
.reference-cta .kicker,
.reference-cta .eyebrow {
  color: var(--ref-accent);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.reference-hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(20rem, .8fr); gap: clamp(2rem, 7vw, 7rem); align-items: end; }
.reference-hero h1 { color: var(--ref-text); font-size: clamp(3rem, 7.2vw, 7rem); line-height: .91; letter-spacing: -.055em; max-width: 11ch; margin: .7rem 0 0; }
.reference-page--dark .reference-hero h1 { text-transform: uppercase; font-size: clamp(2.8rem, 6.4vw, 6.4rem); letter-spacing: -.045em; }
.reference-hero h1 span { color: var(--ref-accent); }
.reference-lead { color: var(--ref-muted); font-size: clamp(1rem, 1.4vw, 1.24rem); line-height: 1.75; max-width: 42rem; margin: 0; }
.reference-proof { border-top: 1px solid var(--ref-border); border-bottom: 1px solid var(--ref-border); display: grid; grid-template-columns: repeat(3, 1fr); margin-top: clamp(2.5rem, 5vw, 5rem); }
.reference-proof span { color: var(--ref-muted); padding: 1.15rem 1rem; font-size: .79rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.reference-proof span + span { border-left: 1px solid var(--ref-border); }
.reference-proof b { color: var(--ref-accent); margin-right: .65rem; }

.reference-gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(1rem, 2vw, 1.7rem); padding-bottom: clamp(4rem, 8vw, 8rem); }
.reference-card { appearance: none; background: var(--ref-card); border: 1px solid var(--ref-border); color: var(--ref-text); cursor: zoom-in; display: flex; flex-direction: column; min-width: 0; padding: 0; text-align: left; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.reference-page--light .reference-card { border-radius: 1.15rem; overflow: hidden; box-shadow: 0 14px 35px rgba(20,18,15,.06); }
.reference-page--dark .reference-card { border-radius: .25rem; }
.reference-card:hover { border-color: color-mix(in srgb, var(--ref-accent) 65%, transparent); box-shadow: 0 24px 50px rgba(0,0,0,.16); transform: translateY(-5px); }
.reference-card:focus-visible { outline: 3px solid var(--ref-accent); outline-offset: 4px; }
.reference-thumb { aspect-ratio: 1; background: #dde1e4; display: block; overflow: hidden; position: relative; width: 100%; }
.reference-thumb img { display: block; height: 100%; object-fit: cover; transition: transform .5s cubic-bezier(.2,.7,.2,1); width: 100%; }
.reference-card:hover .reference-thumb img { transform: scale(1.035); }
.reference-thumb i { align-items: center; background: rgba(16,19,23,.86); border: 1px solid rgba(255,255,255,.22); border-radius: 50%; bottom: .8rem; color: #fff; display: flex; font-size: 1.35rem; font-style: normal; height: 2.6rem; justify-content: center; position: absolute; right: .8rem; transition: background .2s ease, transform .2s ease; width: 2.6rem; }
.reference-card:hover .reference-thumb i { background: var(--ref-accent); transform: rotate(90deg); }
.reference-copy { display: flex; flex: 1; flex-direction: column; padding: 1.15rem 1.2rem 1.35rem; }
.reference-copy small { color: var(--ref-accent); font-size: .68rem; font-weight: 800; letter-spacing: .11em; margin-bottom: .55rem; text-transform: uppercase; }
.reference-copy strong { color: var(--ref-text); font-size: 1.02rem; line-height: 1.25; }
.reference-copy > span { color: var(--ref-muted); font-size: .84rem; line-height: 1.45; margin-top: .45rem; }

.reference-cta { align-items: center; background: var(--ref-card); border: 1px solid var(--ref-border); display: grid; grid-template-columns: 1fr auto; gap: 2rem; margin-bottom: clamp(4rem, 8vw, 8rem); padding: clamp(2rem, 5vw, 4rem); }
.reference-page--light .reference-cta { border-radius: 1.4rem; }
.reference-cta h2 { color: var(--ref-text); font-size: clamp(2rem, 4vw, 4rem); margin: .45rem 0 .75rem; }
.reference-cta p { color: var(--ref-muted); margin-bottom: 0; max-width: 48rem; }
.reference-cta .button,
.reference-cta .btn { white-space: nowrap; }

.reference-lightbox[hidden] { display: none; }
.reference-lightbox { align-items: center; background: rgba(5, 7, 9, .96); display: grid; inset: 0; justify-items: center; padding: clamp(1rem, 3vw, 3rem); position: fixed; z-index: 100000; }
.reference-lightbox figure { display: grid; grid-template-rows: minmax(0, 1fr) auto; height: min(90vh, 64rem); margin: 0; max-width: min(92vw, 92rem); width: 100%; }
.reference-lightbox figure > img { height: 100%; min-height: 0; object-fit: contain; width: 100%; }
.reference-lightbox figcaption { color: #dbe0e5; padding: 1.1rem 4.5rem 0; text-align: center; }
.reference-lightbox figcaption > span { color: #f0793e; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .72rem; font-weight: 800; letter-spacing: .12em; }
.reference-lightbox h2 { color: #fff; font-size: clamp(1.25rem, 2.4vw, 2rem); margin: .25rem 0 .3rem; }
.reference-lightbox p { color: #aeb7c1; margin: 0 auto; max-width: 48rem; }
.reference-lightbox-close,
.reference-lightbox-nav { align-items: center; appearance: none; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: 50%; color: #fff; cursor: pointer; display: flex; justify-content: center; position: absolute; transition: background .2s ease, transform .2s ease; }
.reference-lightbox-close { font-size: 1.8rem; height: 3rem; right: clamp(1rem, 2vw, 2rem); top: clamp(1rem, 2vw, 2rem); width: 3rem; }
.reference-lightbox-nav { font-size: 2.5rem; height: 4rem; top: 50%; transform: translateY(-50%); width: 4rem; }
.reference-lightbox-prev { left: clamp(.7rem, 2vw, 2rem); }
.reference-lightbox-next { right: clamp(.7rem, 2vw, 2rem); }
.reference-lightbox-close:hover,
.reference-lightbox-nav:hover { background: #f0793e; }
.reference-lightbox-nav:hover { transform: translateY(-50%) scale(1.06); }
.reference-lightbox button:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
body.reference-lightbox-open { overflow: hidden; }

@media (max-width: 1040px) {
  .reference-gallery { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .reference-hero-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .reference-lead { max-width: 54rem; }
}

@media (max-width: 720px) {
  .reference-hero { padding-top: 3rem; }
  .reference-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
  .reference-copy { padding: .85rem; }
  .reference-copy strong { font-size: .9rem; }
  .reference-copy > span { display: none; }
  .reference-proof { grid-template-columns: 1fr; }
  .reference-proof span + span { border-left: 0; border-top: 1px solid var(--ref-border); }
  .reference-cta { grid-template-columns: 1fr; }
  .reference-cta .button,
  .reference-cta .btn { justify-content: center; width: 100%; }
  .reference-lightbox { padding: .75rem; }
  .reference-lightbox figure { height: 88vh; }
  .reference-lightbox figcaption { padding: .8rem 2.5rem 0; }
  .reference-lightbox figcaption p { display: none; }
  .reference-lightbox-nav { bottom: .8rem; height: 3rem; top: auto; transform: none; width: 3rem; }
  .reference-lightbox-nav:hover { transform: scale(1.05); }
}

@media (max-width: 390px) {
  .reference-gallery { grid-template-columns: 1fr; }
  .reference-copy > span { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  .reference-card,
  .reference-thumb img,
  .reference-thumb i { transition: none; }
}