.expertise-page { background: var(--paper); }
.expertise-page-hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .72fr); gap: clamp(2rem, 5vw, 5rem); min-height: 720px; padding: clamp(4rem, 6vw, 6.5rem) clamp(2rem, 5vw, 5rem); color: var(--paper); background: var(--ink); }
.expertise-hero-copy { display: flex; flex-direction: column; justify-content: flex-end; align-items: flex-start; }
.expertise-kicker, .expertise-intro-label, .expertise-section-heading span, .expertise-reality-copy > span, .expertise-method-heading > span, .expertise-final-cta > span { font-size: .62rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.expertise-kicker { color: var(--acid); }
.expertise-page-hero h1 { max-width: 850px; margin: 2rem 0; font-size: clamp(4rem, 7.25vw, 8rem); line-height: .8; letter-spacing: -.075em; text-transform: uppercase; }
.expertise-hero-copy > p { max-width: 620px; margin: 0; color: rgba(240,238,232,.68); font-size: clamp(1.1rem, 1.45vw, 1.35rem); line-height: 1.55; }
.expertise-jump { display: inline-flex; gap: 2rem; align-items: center; margin-top: 3rem; padding-bottom: .55rem; border-bottom: 1px solid rgba(240,238,232,.55); font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.expertise-jump span { color: var(--acid); font-size: 1.1rem; }

.expertise-hero-media { position: relative; min-height: 600px; overflow: hidden; border: 1px solid rgba(240,238,232,.22); border-radius: 24px; background: #101716 center / cover no-repeat; isolation: isolate; }
.expertise-hero-media .motion-scene { z-index: -2; inset: -6%; }
.expertise-hero-media .motion-video { filter: saturate(.72) contrast(1.1) brightness(.72); }
.expertise-hero-media .motion-shade { background: linear-gradient(180deg, rgba(5,8,7,.18), rgba(5,8,7,.04) 42%, rgba(5,8,7,.76)); }
.expertise-hero-w { position: absolute; z-index: -1; top: 25%; right: 12%; left: 12%; aspect-ratio: 1.65; background: var(--w-gradient); opacity: .5; filter: drop-shadow(0 0 45px rgba(69,215,255,.22)); -webkit-mask: url("../images/logo-w-hd.png") center / contain no-repeat; mask: url("../images/logo-w-hd.png") center / contain no-repeat; }
.expertise-media-top, .expertise-media-bottom { position: absolute; right: 1.4rem; left: 1.4rem; display: flex; justify-content: space-between; gap: 1rem; font-size: .55rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.expertise-media-top { top: 1.4rem; }
.expertise-live { display: flex; align-items: center; gap: .5rem; }
.expertise-live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--acid); box-shadow: 0 0 0 5px rgba(215,255,63,.13); }
.expertise-media-bottom { bottom: 1.4rem; align-items: flex-end; padding-top: 1.2rem; border-top: 1px solid rgba(240,238,232,.4); }
.expertise-media-bottom strong { font-size: clamp(1.6rem, 2.7vw, 3rem); line-height: .95; letter-spacing: -.045em; text-transform: none; }
.expertise-media-bottom > span { text-align: right; }

.expertise-intro, .expertise-domains, .expertise-reality, .expertise-method, .expertise-final-cta { padding: clamp(6rem, 9vw, 10rem) clamp(2rem, 5vw, 5rem); }
.expertise-intro-label { display: flex; justify-content: space-between; gap: 2rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--line-light); }
.expertise-intro > p { max-width: 1180px; margin: clamp(4rem, 7vw, 7rem) 0; font-size: clamp(2.6rem, 5.65vw, 6rem); font-weight: 800; line-height: .94; letter-spacing: -.06em; }
.expertise-intro > p em { color: var(--accent); font-style: normal; }
.expertise-system-rail { display: grid; grid-template-columns: auto 1fr auto 1fr auto 1fr auto 1fr auto; gap: 1rem; align-items: center; padding-top: 1.5rem; border-top: 1px solid var(--line-light); font-size: .58rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.expertise-system-rail i { display: block; height: 1px; background: var(--line-light); }

.expertise-domains { padding-top: 2rem; scroll-margin-top: calc(var(--header-h) + 1rem); }
.expertise-section-heading { display: grid; grid-template-columns: 1.3fr .7fr; gap: clamp(3rem, 8vw, 9rem); align-items: end; margin-bottom: clamp(4rem, 7vw, 7rem); }
.expertise-section-heading h2 { max-width: 850px; margin: 2rem 0 0; font-size: clamp(3.3rem, 6vw, 6.8rem); line-height: .84; letter-spacing: -.07em; text-transform: uppercase; }
.expertise-section-heading > p { max-width: 520px; margin: 0; font-size: 1.12rem; line-height: 1.65; }
.expertise-domain-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 1rem; }
.expertise-domain-card { position: relative; display: flex; flex-direction: column; grid-column: span 6; min-height: 390px; overflow: hidden; padding: clamp(1.5rem, 3vw, 3rem); border: 1px solid var(--line-light); border-radius: 22px; background: #e3e0d8; isolation: isolate; transition: transform .45s var(--ease), box-shadow .45s var(--ease), color .45s var(--ease); }
.expertise-domain-card::before { content: ""; position: absolute; z-index: -1; right: -18%; bottom: -42%; width: 65%; aspect-ratio: 1; border-radius: 50%; background: var(--accent); opacity: .08; transition: transform .65s var(--ease), opacity .45s var(--ease); }
.expertise-domain-card:nth-child(1), .expertise-domain-card:nth-child(6) { grid-column: span 7; color: var(--paper); background: var(--ink); border-color: var(--ink); }
.expertise-domain-card:nth-child(2), .expertise-domain-card:nth-child(5) { grid-column: span 5; }
.expertise-domain-card:nth-child(2) { background: var(--acid); }
.expertise-domain-card:nth-child(5) { color: var(--paper); background: var(--accent); border-color: var(--accent); }
.expertise-domain-card:hover { transform: translateY(-8px); box-shadow: 0 24px 55px rgba(9,9,9,.14); }
.expertise-domain-card:hover::before { opacity: .22; transform: scale(1.35); }
.expertise-card-head { display: flex; justify-content: space-between; font-size: .65rem; font-weight: 850; letter-spacing: .09em; }
.expertise-card-head span:last-child { font-size: 1.8rem; transition: transform .4s var(--ease); }
.expertise-domain-card:hover .expertise-card-head span:last-child { transform: rotate(45deg); }
.expertise-domain-card h3 { max-width: 680px; margin: auto 0 1.2rem; font-size: clamp(2.3rem, 4vw, 4.5rem); line-height: .88; letter-spacing: -.06em; text-transform: uppercase; }
.expertise-domain-card p { max-width: 620px; margin: 0 0 2rem; font-size: 1rem; line-height: 1.5; opacity: .72; }
.expertise-tags { display: flex; flex-wrap: wrap; gap: .45rem; }
.expertise-tags span { padding: .42rem .65rem; border: 1px solid currentColor; border-radius: 999px; font-size: .52rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; opacity: .68; }

.expertise-reality { display: grid; grid-template-columns: 1.1fr .8fr; gap: clamp(3rem, 8vw, 9rem); align-items: center; }
.expertise-reality-media { position: relative; min-height: 680px; }
.expertise-reality-media figure { position: absolute; margin: 0; overflow: hidden; border-radius: 22px; background: #cac7be; }
.expertise-reality-media figure:first-child { inset: 0 12% 12% 0; }
.expertise-reality-media figure:last-child { right: 0; bottom: 0; width: 46%; height: 44%; border: 10px solid var(--paper); box-shadow: 0 24px 55px rgba(9,9,9,.18); }
.expertise-reality-media img { width: 100%; height: 100%; object-fit: cover; }
.expertise-reality-copy h2 { margin: 2rem 0; font-size: clamp(3.2rem, 5.2vw, 6rem); line-height: .88; letter-spacing: -.07em; text-transform: uppercase; }
.expertise-reality-copy p { max-width: 590px; font-size: 1.12rem; line-height: 1.7; }
.expertise-reality-copy p + p { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--line-light); opacity: .66; }

.expertise-method { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(3rem, 9vw, 10rem); }
.expertise-method-heading { position: sticky; top: calc(var(--header-h) + 2rem); align-self: start; }
.expertise-method-heading > span { color: var(--acid); }
.expertise-method-heading h2 { margin: 2rem 0 0; font-size: clamp(3.2rem, 5.2vw, 6rem); line-height: .86; letter-spacing: -.07em; text-transform: uppercase; }
.expertise-method ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line-dark); }
.expertise-method li { display: grid; grid-template-columns: 3rem minmax(0, 1fr); gap: .65rem 1.5rem; align-content: center; min-height: 145px; padding: 1.5rem 0; border-bottom: 1px solid var(--line-dark); }
.expertise-method li > span { color: var(--accent); font: 700 .65rem monospace; }
.expertise-method strong { font-size: clamp(1.8rem, 3vw, 3.5rem); letter-spacing: -.05em; text-transform: uppercase; }
.expertise-method li p { grid-column: 2; max-width: 560px; margin: 0; color: rgba(240,238,232,.6); line-height: 1.55; }

.expertise-final-cta { display: grid; grid-template-columns: 1fr auto; gap: 1.5rem 4rem; align-items: end; color: var(--ink); background: var(--acid); }
.expertise-final-cta > span, .expertise-final-cta > p { grid-column: 1; }
.expertise-final-cta h2 { grid-column: 1; max-width: 1050px; margin: 1rem 0 0; font-size: clamp(3.4rem, 6.8vw, 7.5rem); line-height: .84; letter-spacing: -.075em; text-transform: uppercase; }
.expertise-final-cta > p { max-width: 660px; margin: 0; font-size: 1.15rem; }
.expertise-final-cta .primary-button { grid-column: 2; grid-row: 2 / 4; color: var(--paper); background: var(--ink); }

@media (max-width: 1000px) {
  .expertise-page-hero { grid-template-columns: 1fr; }
  .expertise-page-hero h1 { max-width: 1000px; }
  .expertise-hero-copy { min-height: 560px; }
  .expertise-hero-media { min-height: 480px; }
  .expertise-section-heading, .expertise-reality, .expertise-method { grid-template-columns: 1fr; }
  .expertise-method-heading { position: static; }
  .expertise-reality-media { min-height: 72vw; }
  .expertise-domain-card, .expertise-domain-card:nth-child(1), .expertise-domain-card:nth-child(2), .expertise-domain-card:nth-child(5), .expertise-domain-card:nth-child(6) { grid-column: span 6; }
}

@media (max-width: 700px) {
  .expertise-page-hero { min-height: auto; padding: 4.5rem 1.2rem 1.2rem; }
  .expertise-hero-copy { min-height: auto; padding: 4rem 0 2rem; }
  .expertise-page-hero h1 { font-size: clamp(3.4rem, 15vw, 5.4rem); }
  .expertise-hero-media { min-height: 420px; border-radius: 18px; }
  .expertise-media-bottom { display: block; }
  .expertise-media-bottom > span { display: block; margin-top: .8rem; text-align: left; }
  .expertise-intro, .expertise-domains, .expertise-reality, .expertise-method, .expertise-final-cta { padding: 6rem 1.2rem; }
  .expertise-intro-label { display: grid; }
  .expertise-intro > p { font-size: clamp(2.6rem, 12vw, 4.1rem); }
  .expertise-system-rail { display: flex; flex-wrap: wrap; gap: .7rem; }
  .expertise-system-rail i { width: 18px; }
  .expertise-section-heading h2, .expertise-reality-copy h2, .expertise-method-heading h2 { font-size: clamp(2.7rem, 11vw, 4.2rem); overflow-wrap: anywhere; }
  .expertise-domain-grid { grid-template-columns: 1fr; }
  .expertise-domain-card, .expertise-domain-card:nth-child(1), .expertise-domain-card:nth-child(2), .expertise-domain-card:nth-child(5), .expertise-domain-card:nth-child(6) { grid-column: 1; min-height: 360px; }
  .expertise-domain-card h3 { font-size: clamp(2.35rem, 11vw, 3.4rem); }
  .expertise-reality-media { min-height: 115vw; }
  .expertise-reality-media figure:first-child { right: 7%; }
  .expertise-reality-media figure:last-child { width: 58%; height: 42%; border-width: 6px; }
  .expertise-method li { grid-template-columns: 2.5rem 1fr; padding: 1.8rem 0; }
  .expertise-method li p { grid-column: 2; }
  .expertise-final-cta { grid-template-columns: 1fr; }
  .expertise-final-cta h2, .expertise-final-cta > span, .expertise-final-cta > p, .expertise-final-cta .primary-button { grid-column: 1; grid-row: auto; }
  .expertise-final-cta .primary-button { width: 100%; justify-content: space-between; margin-top: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .expertise-domain-card { transition: none; }
  .expertise-hero-media .motion-video { display: none; }
}