/* ==========================================================================
   360Bounce — page layouts
   Service pages · services overview · industries · work · insights ·
   contact · legal · error
   ========================================================================== */

/* ---------------------------------------------------------- page heroes -- */
.page-hero .breadcrumbs, .svc-hero .breadcrumbs, .contact-head .breadcrumbs { margin-bottom: 8px; }
.page-hero--split .scene--contained { border-left: 1px solid var(--color-border); }

/* ------------------------------------------------------- service heroes -- */
.svc-hero {
  position: relative; min-height: min(72vh, 700px); display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: center; gap: 32px; padding: calc(var(--header-h) + 28px) var(--gutter) 40px;
  /* background: the near-black cinematic stage (.hero-cinematic, components.css) */
}
.svc-hero-copy { display: grid; gap: 26px; align-content: center; position: relative; z-index: 2; }
.svc-hero-copy .lead { color: var(--color-text-secondary); max-width: 46ch; }
.page-title--svc { font-size: var(--fs-xxl); }
.scene--svc { min-height: min(54vh, 540px); height: 100%; }
.svc-fallback { display: grid; place-items: center; }
.svc-fallback .art { width: 100%; height: 100%; object-fit: cover; }
.scene--svc.is-webgl .svc-fallback { opacity: 0; }

/* ---------------------------------------------------- services overview -- */
.svc-rows { display: grid; gap: 0; padding-top: 0; }
.svc-row {
  display: grid; grid-template-columns: 120px minmax(0, 1.4fr) minmax(0, 1fr) auto; gap: 32px; align-items: start;
  padding: clamp(32px, 5vw, 64px) 0; border-bottom: 1px solid var(--color-border);
}
.svc-row:first-child { border-top: 1px solid var(--color-black); }
.svc-row-head { display: grid; gap: 14px; }
.svc-row-num { font-size: clamp(2.4rem, 4vw, 3.8rem); font-weight: 260; line-height: 1.04; color: var(--color-black); }
.svc-row-head .svc-icon { width: 56px; height: 56px; }
.svc-row-main { display: grid; gap: 12px; }
.svc-row-title { font-size: var(--fs-l); font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
.svc-row-title a { text-decoration: none; color: var(--color-black); background: linear-gradient(var(--color-accent), var(--color-accent)) 0 92% / 0 0.18em no-repeat; transition: background-size 0.6s var(--ease-out); }
.svc-row:hover .svc-row-title a { background-size: 100% 0.18em; }
.svc-row-tag { font-family: var(--f-sans); font-weight: 600; letter-spacing: -0.015em; font-size: 1.3rem; color: var(--color-black); }
.svc-row-sum { color: var(--color-text-secondary); max-width: 52ch; }
.svc-row-list { display: grid; gap: 8px; padding-top: 6px; }
.svc-row-list li { padding-left: 18px; position: relative; }
.svc-row-list li::before { content: ""; position: absolute; left: 0; top: 0.75em; width: 10px; height: 1px; background: var(--color-black); }
.svc-row-cta { align-self: center; }

.combo-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.combo { display: grid; gap: 12px; align-content: start; padding: 24px; background: var(--color-white); border: 1px solid var(--color-border); }
.combo-pair { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.combo-pair .plus { font-family: var(--f-mono); color: var(--color-text-secondary); }
.combo h3 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.combo p:last-child { color: var(--color-text-secondary); }

/* ---------------------------------------------------- service page parts -- */
.challenge-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.challenge { display: grid; gap: 14px; padding: 28px; background: var(--color-white); border: 1px solid var(--color-border); }
.challenge-q { font-family: var(--f-sans); font-weight: 600; letter-spacing: -0.015em; font-size: clamp(1.35rem, 2vw, 1.8rem); line-height: 1.2; color: var(--color-black); }
.challenge-a { color: var(--color-text-secondary); padding-left: 18px; border-left: 3px solid var(--color-accent); }

.why-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--color-black); }
.why-grid li { display: grid; gap: 12px; align-content: start; padding: 24px 24px 0 0; }
.why-grid li + li { padding-left: 24px; border-left: 1px solid var(--color-border); }
.why-grid h3 { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; }
.why-grid p { color: var(--color-text-secondary); }

.models { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.model { display: grid; gap: 14px; align-content: start; padding: 30px 26px; background: var(--color-white); border: 1px solid var(--color-border); }
.model--featured { border-color: var(--color-black); box-shadow: var(--shadow-soft); }
.model--featured .meta::after { content: " · flexible"; }
.model .meta { color: var(--color-text-secondary); }
.model h3 { font-size: clamp(1.5rem, 2.2vw, 2rem); font-weight: 700; letter-spacing: -0.025em; }
.model > p { color: var(--color-text-secondary); }
.model dl { display: grid; border-top: 1px solid var(--color-border); margin-top: 6px; }
.model dl div { display: grid; grid-template-columns: 110px 1fr; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--color-border); font-size: 0.95rem; }
.model dt { font-family: var(--f-mono); font-weight: var(--fw-label); font-size: 0.7rem; letter-spacing: var(--ls-label); text-transform: uppercase; color: var(--color-text-secondary); padding-top: 3px; }
.models-note { margin-top: 24px; }

.steps-vertical { display: grid; border-top: 1px solid var(--color-black); max-width: 980px; }
.steps-vertical li { display: grid; grid-template-columns: 90px 1fr; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--color-border); }
.steps-vertical h3 { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; margin-bottom: 6px; }
.steps-vertical p { color: var(--color-text-secondary); }

.role-list { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.role-list li { padding: 12px 20px; border: 1px solid var(--color-silver); border-radius: 999px; background: var(--color-white); font-size: 1.05rem; font-weight: 500; }

.split-cta { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.split-cta--single { grid-template-columns: minmax(0, 860px); }
.split-cta-card { display: grid; gap: 16px; justify-items: start; padding: clamp(28px, 4vw, 48px); background: var(--color-white); border: 1px solid var(--color-border); }
.split-cta-card h2 { font-size: clamp(1.7rem, 3vw, 2.6rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.05; }
.split-cta-card p:not(.meta) { color: var(--color-text-secondary); max-width: 46ch; }
.split-cta-card .meta { color: var(--color-text-secondary); }

.arch-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.arch-grid .lead { color: var(--color-text-secondary); margin-top: 24px; }
.layer-stack { display: grid; gap: 10px; perspective: 900px; }
.layer-stack li {
  display: flex; align-items: center; gap: 18px; padding: 18px 22px; background: var(--color-white); border: 1px solid var(--color-border);
  box-shadow: 0 14px 30px -24px rgba(23, 23, 23, 0.35); font-weight: 560;
  transform: rotateX(18deg); transform-origin: bottom; transition: transform 0.6s var(--ease-out), border-color 0.3s;
}
.layer-stack li:nth-child(2) { margin-left: 4%; } .layer-stack li:nth-child(3) { margin-left: 8%; } .layer-stack li:nth-child(4) { margin-left: 12%; } .layer-stack li:nth-child(5) { margin-left: 16%; background: var(--color-accent-blue); }
.layer-stack li:hover { transform: none; border-color: var(--color-black); }
.layer-stack .meta { color: var(--color-blue-ink); }

.strategy-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.strategy-grid li { display: grid; gap: 8px; align-content: start; padding: 22px 18px; background: var(--color-white); border: 1px solid var(--color-border); border-top: 3px solid var(--color-accent-blue); }
.strategy-grid h3 { font-size: 1.25rem; font-weight: 700; }
.strategy-grid p { color: var(--color-text-secondary); font-size: 0.95rem; }

.two-up { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.panel { display: grid; gap: 18px; align-content: start; padding: clamp(28px, 4vw, 48px); background: var(--color-white); border: 1px solid var(--color-border); }
.panel--blue { background: linear-gradient(180deg, var(--color-white), var(--color-surface-secondary)); }
.theme-dark .panel--blue { background: linear-gradient(180deg, color-mix(in srgb, var(--brand-white) 6%, var(--bg-charcoal)), var(--bg-charcoal)); }
.panel .meta { color: var(--color-text-secondary); }
.panel h2 { font-size: clamp(1.6rem, 2.6vw, 2.3rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.05; }

.ai-pillars { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--color-border); border-block: 1px solid var(--color-border); padding: 0; }
.pillar { display: grid; gap: 18px; align-content: start; padding: clamp(32px, 5vw, 72px) var(--gutter); background: var(--color-white); }
.pillar:nth-child(2), .pillar:nth-child(3) { background: var(--color-surface); }
.theme-dark .pillar { background: var(--brand-black); }
.theme-dark .pillar:nth-child(2), .theme-dark .pillar:nth-child(3) { background: var(--bg-dark); }
.pillar-head { display: grid; gap: 12px; }
.pillar .meta { color: var(--color-lavender-ink); }
.pillar h2 { font-size: clamp(1.8rem, 3.2vw, 3rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
.pillar > p { color: var(--color-text-secondary); max-width: 52ch; }

.usecase-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-bottom: clamp(48px, 7vw, 96px); }
.usecase-grid li { display: grid; gap: 10px; align-content: start; padding: 26px; background: var(--color-white); border: 1px solid var(--color-border); }
.usecase-grid .meta { color: var(--color-lavender-ink); }
.usecase-grid h3 { font-size: 1.35rem; font-weight: 700; }
.usecase-grid p:last-child { color: var(--color-text-secondary); }
.projects--compact .project { grid-column: span 6; }

/* ---------------------------------------------------------------- about -- */
.vm-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.vm-card { display: grid; gap: 18px; align-content: start; padding: clamp(28px, 4vw, 56px); background: var(--color-white); border: 1px solid var(--color-border); }
.vm-card .meta { color: var(--color-text-secondary); }
.vm-title { font-size: clamp(1.9rem, 3.4vw, 3.2rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1; }
.vm-card p:last-child { color: var(--color-text-secondary); max-width: 50ch; }
.philosophy .principle-list, .method .process { margin-top: 0; }

/* ------------------------------------------------------------ industries -- */
.industry-list { border-top: 1px solid var(--color-black); }
.industry { display: grid; grid-template-columns: 70px minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 1fr); gap: 32px; padding: clamp(28px, 4vw, 48px) 0; border-bottom: 1px solid var(--color-border); align-items: start; }
.industry-num { color: var(--color-text-secondary); padding-top: 8px; }
.industry-main { display: grid; gap: 10px; }
.industry-title { font-size: clamp(1.7rem, 3vw, 2.6rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
.industry-sum { color: var(--color-text-secondary); max-width: 40ch; }
.industry-col { display: grid; gap: 14px; align-content: start; }
.industry-col > .meta { color: var(--color-text-secondary); }

/* ------------------------------------------------------------------ work -- */
.work-index { display: block; }
.work-index .filter-bar { margin-bottom: 4px; }
.projects--index .project, .projects--index .project--wide { grid-column: span 6; }
.project[hidden] { display: none; }
.case-hero { min-height: 70vh; }
.page-title--case { font-size: var(--fs-xxl); }
.case-media-wide { margin: 0 var(--gutter); aspect-ratio: 21 / 8; }
.case-body { padding-top: clamp(48px, 7vw, 96px); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.case-aside { position: sticky; top: calc(var(--header-h) + 24px); }
.case-content { display: grid; gap: 40px; }
.case-content h2 { font-size: clamp(1.5rem, 2.4vw, 2.1rem); font-weight: 700; letter-spacing: -0.025em; margin-bottom: 12px; }
.case-content p { font-size: var(--fs-m); line-height: 1.55; color: var(--color-text); max-width: 60ch; }
.results-note { color: var(--color-text-secondary) !important; font-size: 1rem !important; margin-bottom: 12px; padding: 14px 18px; background: var(--color-surface); border-left: 3px solid var(--color-accent); }

/* -------------------------------------------------------------- insights -- */
.insights-tools { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; }
.search-form { display: flex; align-items: center; gap: 8px; flex: 1 1 320px; min-width: 0; max-width: 520px; }
.search-form input {
  flex: 1; min-width: 0; min-height: 44px; padding: 10px 16px; border: 1px solid var(--color-silver); border-radius: 999px; background: var(--color-white);
  font-size: 1rem; -webkit-appearance: none; appearance: none;
}
.search-form input:focus { outline: none; border-color: var(--color-black); box-shadow: 0 0 0 4px rgba(198, 243, 107, 0.6); }
.article[hidden], .article-card[hidden] { display: none; }

.article-hero { min-height: auto; padding-bottom: 40px; }
.article-title { font-size: clamp(2.25rem, 4.6vw, 4.25rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.04; max-width: 20ch; color: var(--color-black); }
.article-hero .lead { color: var(--color-text-secondary); max-width: 56ch; }
.article-byline { color: var(--color-text-secondary); }
.article-layout { display: grid; grid-template-columns: minmax(200px, 0.6fr) minmax(0, 2fr); gap: clamp(32px, 6vw, 96px); align-items: start; padding-top: 32px; border-top: 1px solid var(--color-border); }
.article-aside { position: sticky; top: calc(var(--header-h) + 24px); display: grid; gap: 32px; }
.toc ol { display: grid; gap: 8px; margin-top: 12px; counter-reset: toc; }
.toc li { counter-increment: toc; font-size: 0.95rem; }
.toc li::before { content: counter(toc, decimal-leading-zero); font-family: var(--f-mono); font-size: 0.7rem; color: var(--color-text-secondary); margin-right: 10px; }
.toc a { text-decoration: none; color: var(--color-text); }
.toc a:hover, .toc a.is-active { text-decoration: underline; text-decoration-color: var(--color-accent); text-decoration-thickness: 3px; }
.toc .meta, .article-share .meta { color: var(--color-text-secondary); }
.share-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.share-links a, .share-links button {
  display: inline-flex; align-items: center; min-height: 36px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--color-silver);
  background: var(--color-white); color: var(--color-black); font-family: var(--f-mono); font-weight: var(--fw-label); font-size: 0.7rem; letter-spacing: var(--ls-label); text-transform: uppercase; text-decoration: none; cursor: pointer;
}
.share-links a:hover, .share-links button:hover { border-color: var(--color-black); }

.prose-block { font-size: 1.12rem; line-height: 1.75; max-width: 70ch; }
.prose-block > * + * { margin-top: 1.1em; }
.prose-block h2 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.1; margin-top: 1.8em; scroll-margin-top: calc(var(--header-h) + 24px); }
.prose-block h3 { font-size: 1.3rem; font-weight: 680; margin-top: 1.5em; }
.prose-block ul, .prose-block ol { display: grid; gap: 0.5em; padding-left: 1.4em; }
.prose-block ul { list-style: disc; } .prose-block ol { list-style: decimal; }
.prose-block li::marker { color: var(--color-text-secondary); }
.prose-block a { text-decoration-color: var(--color-accent); text-decoration-thickness: 3px; }
.prose-block em { background: none; padding: 0; font-weight: 600; }
.prose-block blockquote { padding: 8px 0 8px 22px; border-left: 3px solid var(--color-accent); font-family: var(--f-sans); font-weight: 600; letter-spacing: -0.015em; font-size: 1.4rem; }
.article-body > p:first-child { font-size: 1.3rem; line-height: 1.6; color: var(--color-black); }

/* --------------------------------------------------------------- contact -- */
.contact--page { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); }
.form-group { border: 0; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 24px; grid-column: 1 / -1; min-width: 0; }
.form-group + .form-group { padding-top: 18px; border-top: 1px solid var(--color-border); }
.form-group legend { padding: 0 0 6px; color: var(--color-text-secondary); }
.contact-form { grid-template-columns: minmax(0, 1fr); gap: 18px; }
.req { color: var(--color-danger); }
.field--check { display: grid; grid-template-columns: 24px 1fr; gap: 12px; align-items: start; padding-top: 6px; }
.field--check input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--color-black); cursor: pointer; }
.field--check label { display: block; font-weight: 400; color: var(--color-text-secondary); font-size: 0.95rem; }
.field--check .field-error { grid-column: 2; }
.field.has-error.field--check input { outline: 2px solid var(--color-danger); outline-offset: 2px; }

/* ----------------------------------------------------------------- legal -- */
.page-title--legal { font-size: var(--fs-xxl); }
.legal-draft { display: inline-block; padding: 6px 12px; border-radius: 999px; background: var(--color-accent); color: var(--color-black); justify-self: start; }
.legal h2 { font-size: 1.4rem; margin-top: 32px; }
.legal p { color: var(--color-text); }

/* ----------------------------------------------------------------- error -- */
.error-links { display: grid; gap: 12px; margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--color-border); }
.error-links ul { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.error-links a { color: var(--color-black); }
.error-links .meta { color: var(--color-text-secondary); }

/* home: sections that sit above the fixed 3D stage need a surface */
.services-overview { background: var(--color-surface); border-top: 1px solid var(--color-border); }
.insights-preview { border-top: 1px solid var(--color-border); }
.orbit-section { overflow: hidden; } /* the rotating orbit diagram must never widen the page */
.case-media--image { position: relative; overflow: hidden; background: var(--color-surface); border: 1px solid var(--color-border); }
.case-media--image picture, .case-media--image img { width: 100%; height: 100%; object-fit: cover; }