/* Phase 4.3 extension — derived from the approved UI Master V1.0 */
.primary-nav a[aria-current="page"] { color: var(--lime); }
.route-hero { position: relative; min-height: 720px; overflow: hidden; padding: 168px 0 92px; }
.route-hero__grid { position: relative; z-index: 3; min-height: 460px; display: grid; grid-template-columns: 1.08fr .92fr; gap: 90px; align-items: center; }
.route-hero h1 { max-width: 900px; margin: 0; font-family: var(--display); font-size: clamp(4.3rem, 7.3vw, 8.4rem); font-weight: 520; line-height: .88; letter-spacing: -.075em; }
.route-hero h1 em { color: var(--lime); font-style: normal; }
.route-hero__lead { max-width: 650px; margin: 32px 0 0; color: #c1c4be; font-size: clamp(1.02rem, 1.35vw, 1.24rem); }
.route-hero__actions { display: flex; gap: 24px; align-items: center; margin-top: 38px; }
.route-hero__orbit { position: absolute; inset: 0; pointer-events: none; }
.route-hero__orbit .ring { position: absolute; border: 1px solid rgb(255 255 255 / .15); border-radius: 50%; transform: rotate(-16deg); }
.route-hero__orbit .ring--one { width: 840px; height: 300px; right: -140px; top: 210px; }
.route-hero__orbit .ring--two { width: 520px; height: 188px; right: 80px; top: 305px; border-style: dashed; opacity: .75; }
.route-hero__orbit .node { position: absolute; border-radius: 50%; }
.route-hero__orbit .node--lime { width: 18px; height: 18px; right: 215px; top: 264px; background: var(--lime); box-shadow: 0 0 28px rgb(198 255 0 / .45); }
.route-hero__orbit .node--white { width: 8px; height: 8px; right: 153px; top: 338px; background: #fff; }
.route-hero__panel { position: relative; border: 1px solid rgb(255 255 255 / .15); border-radius: 28px; background: rgb(26 26 26 / .74); backdrop-filter: blur(12px); box-shadow: 0 30px 90px rgb(0 0 0 / .38); overflow: hidden; }
.route-hero__panel-header { padding: 22px 26px; border-bottom: 1px solid rgb(255 255 255 / .1); color: #858b82; font-size: .72rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.route-hero__panel ol, .route-hero__panel ul { margin: 0; padding: 0; list-style: none; }
.route-hero__panel li { display: grid; grid-template-columns: 56px 1fr auto; gap: 17px; align-items: center; padding: 20px 26px; border-bottom: 1px solid rgb(255 255 255 / .08); }
.route-hero__panel li:last-child { border-bottom: 0; }
.route-hero__panel li > span:first-child { color: #6f756c; font-size: .72rem; font-weight: 800; letter-spacing: .12em; }
.route-hero__panel strong { font-family: var(--display); font-size: 1.18rem; font-weight: 550; }
.route-hero__panel i { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); }
.route-hero__panel p { margin: 5px 0 0; color: #9da29a; font-size: .82rem; }

.editorial-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 88px; align-items: start; }
.editorial-grid__intro { position: sticky; top: 128px; }
.editorial-grid__intro h2 { margin: 0; font-family: var(--display); font-size: clamp(3.2rem, 5vw, 5.8rem); font-weight: 520; line-height: .96; letter-spacing: -.055em; }
.editorial-grid__intro > p:last-child { color: var(--gray); }
.principle-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--trace); }
.principle-list li { display: grid; grid-template-columns: 62px 1fr; gap: 26px; padding: 32px 0; border-bottom: 1px solid var(--trace); }
.principle-list li > span { color: var(--gray); font-size: .75rem; font-weight: 800; }
.principle-list h3 { margin: 0 0 8px; font-family: var(--display); font-size: 1.75rem; letter-spacing: -.03em; }
.principle-list p { margin: 0; color: var(--gray); }

.dark-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.dark-card { min-height: 340px; padding: 30px; display: flex; flex-direction: column; justify-content: space-between; border: 1px solid #343633; border-radius: 26px; background: #20211f; }
.dark-card__index { color: #747a70; font-size: .7rem; font-weight: 800; letter-spacing: .13em; }
.dark-card h3 { margin: 0 0 10px; font-family: var(--display); font-size: 2rem; line-height: 1; letter-spacing: -.04em; }
.dark-card p { margin: 0; color: #aeb2aa; }
.dark-card__node { width: 12px; height: 12px; margin-bottom: 40px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 28px rgb(198 255 0 / .28); }

.method-detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.method-detail { min-height: 360px; padding: 32px; border: 1px solid #343633; border-radius: 26px; background: #1e1f1d; }
.method-detail__top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 70px; }
.method-detail__number { color: #777d73; font-size: .72rem; font-weight: 800; letter-spacing: .14em; }
.method-detail__dot { width: 11px; height: 11px; border-radius: 50%; background: var(--lime); }
.method-detail h3 { margin: 0 0 12px; font-family: var(--display); font-size: clamp(2rem, 3vw, 3.1rem); line-height: 1; letter-spacing: -.04em; }
.method-detail p { margin: 0; color: #b5b9b1; }
.method-detail ul { margin: 22px 0 0; padding: 0; list-style: none; color: #868b83; font-size: .85rem; }
.method-detail li { padding: 8px 0; border-top: 1px solid #313330; }

.flow-strip { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid #c8ccc3; border-left: 1px solid #c8ccc3; }
.flow-strip article { min-height: 210px; padding: 26px; border-right: 1px solid #c8ccc3; border-bottom: 1px solid #c8ccc3; }
.flow-strip small { color: var(--gray); font-weight: 800; letter-spacing: .12em; }
.flow-strip h3 { margin: 42px 0 8px; font-family: var(--display); font-size: 1.6rem; letter-spacing: -.03em; }
.flow-strip p { margin: 0; color: var(--gray); font-size: .88rem; }

.studio-model { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.studio-model__card { min-height: 520px; position: relative; overflow: hidden; padding: 38px; border: 1px solid #343633; border-radius: 30px; background: #1d1e1c; }
.studio-model__card::before { content:""; position:absolute; width:520px; height:180px; right:-160px; top:80px; border:1px solid rgb(198 255 0 / .15); border-radius:50%; transform:rotate(-16deg); }
.studio-model__card h3 { position: relative; margin: 0; max-width: 480px; font-family: var(--display); font-size: clamp(2.7rem, 4vw, 4.4rem); line-height: .95; letter-spacing: -.055em; }
.studio-model__card > p { position: relative; max-width: 480px; color: #aeb2aa; }
.studio-model__list { position:absolute; left:38px; right:38px; bottom:38px; margin:0; padding:0; list-style:none; }
.studio-model__list li { display:flex; justify-content:space-between; gap:20px; padding:13px 0; border-top:1px solid #353834; color:#c4c8c0; font-size:.84rem; }
.studio-model__list span:last-child { color:var(--lime); }

.contact-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 90px; align-items: start; }
.contact-intro { position: sticky; top: 128px; }
.contact-intro h2 { margin: 0; font-family: var(--display); font-size: clamp(3rem,5vw,5.7rem); line-height: .96; letter-spacing: -.055em; font-weight:520; }
.contact-intro > p:not(.eyebrow) { color: var(--gray); }
.contact-checklist { margin: 34px 0 0; padding: 0; list-style: none; border-top:1px solid var(--trace); }
.contact-checklist li { display:grid; grid-template-columns:28px 1fr; gap:14px; padding:16px 0; border-bottom:1px solid var(--trace); color:var(--gray); }
.contact-checklist span { color:var(--black); font-weight:800; }
.contact-form { padding: 36px; border:1px solid #d5d8d1; border-radius:28px; background:#fff; box-shadow:var(--shadow); }
.form-grid { display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.form-field { display:grid; gap:8px; }
.form-field--full { grid-column:1/-1; }
.form-field label { font-size:.78rem; font-weight:800; }
.form-field input, .form-field textarea, .form-field select { width:100%; min-height:50px; padding:13px 14px; border:1px solid #cdd1c9; border-radius:12px; background:#fafbf8; color:var(--black); }
.form-field textarea { min-height:150px; resize:vertical; }
.form-actions { display:flex; align-items:center; gap:18px; margin-top:22px; }
.form-note { margin:0; color:var(--gray); font-size:.78rem; }
.form-status { min-height:24px; margin-top:16px; color:#41453f; font-size:.85rem; }
.channel-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.channel-card { min-height:250px; display:flex; flex-direction:column; justify-content:space-between; padding:28px; border:1px solid #343633; border-radius:24px; background:#1d1e1c; text-decoration:none; }
.channel-card:hover { border-color:#5a5e58; }
.channel-card small { color:var(--trace); font-weight:800; letter-spacing:.12em; text-transform:uppercase; }
.channel-card strong { overflow-wrap:anywhere; max-width:280px; font-family:var(--display); font-size:1.8rem; line-height:1.03; }
.channel-card span { color:var(--lime); font-weight:800; }

.page-footer-note { color:#777d73; font-size:.75rem; }

@media (max-width: 1040px) {
  .route-hero__grid, .editorial-grid, .contact-layout { grid-template-columns:1fr; gap:50px; }
  .route-hero { min-height:auto; }
  .route-hero__panel { max-width:760px; }
  .editorial-grid__intro, .contact-intro { position:static; }
  .dark-grid, .channel-grid { grid-template-columns:1fr 1fr; }
  .studio-model { grid-template-columns:1fr; }
  .flow-strip { grid-template-columns:1fr 1fr; }
}
@media (max-width:700px) {
  .route-hero { padding:122px 0 76px; }
  .route-hero h1 { font-size:clamp(3.7rem,18vw,5.5rem); }
  .route-hero__actions { align-items:flex-start; flex-direction:column; }
  .route-hero__panel li { grid-template-columns:42px 1fr auto; padding:17px 18px; }
  .dark-grid, .method-detail-grid, .channel-grid { grid-template-columns:1fr; }
  .flow-strip { grid-template-columns:1fr; }
  .studio-model__card { min-height:500px; padding:28px; }
  .studio-model__list { left:28px; right:28px; bottom:28px; }
  .form-grid { grid-template-columns:1fr; }
  .contact-form { padding:25px; }
  .form-actions { align-items:flex-start; flex-direction:column; }
}

/* 7.2-F: two validated contact cards, retaining the existing component. */
@media(min-width:1041px){.channel-grid--validated{grid-template-columns:repeat(2,minmax(0,1fr))}}