/* ==========================================================================
   ServiceLine — Detail pages + Work index
   --------------------------------------------------------------------------
   Shared editorial system for individual service pages
   (service-detail.php), individual project/case-study pages
   (project-detail.php), and the premium Work index (work.php).
   Loaded globally after components.css; inert on pages that don't use it.
   Consumes tokens only.
   ========================================================================== */

.detail { display: block; }

/* ---- Detail hero ------------------------------------------------------------- */

.detail-hero {
  position: relative;
  min-height: min(88vh, 780px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding-block: var(--space-9);
}

.detail-hero__media {
  position: absolute;
  inset: 0;
  z-index: var(--z-base);
  overflow: hidden;
}

.detail-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
  transform: scale(1.05);
  filter: saturate(0.82) brightness(0.66) contrast(1.05);
}

.detail-hero__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 10, 11, 0.7) 0%, transparent 34%, transparent 40%, rgba(10, 10, 11, 0.92) 100%);
}

.detail-hero__inner {
  position: relative;
  z-index: var(--z-content);
  width: 100%;
}

.detail-hero__back {
  display: inline-flex;
  margin-bottom: var(--space-7);
}

.detail-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.detail-hero__title {
  max-width: 20ch;
}

.detail-hero__summary {
  max-width: 44rem;
  margin-top: var(--space-5);
  color: var(--color-concrete-100);
}

/* ---- Intro two-column -------------------------------------------------------- */

.detail-intro {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
}

@media (min-width: 900px) {
  .detail-intro {
    grid-template-columns: 1.5fr 1fr;
    gap: var(--space-10);
  }
}

.detail-intro__lead .detail-intro__body {
  margin-top: var(--space-5);
  max-width: 40rem;
}

.detail-intro__aside {
  border-top: var(--line-accent);
  padding-top: var(--space-5);
}

.detail-intro__aside .capability-card__includes {
  margin-top: var(--space-4);
}

/* Facts list (project pages) */
.detail-facts {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.detail-facts div {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding-bottom: var(--space-4);
  border-bottom: var(--line-thin);
}

.detail-facts dt {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
}

.detail-facts dd {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
}

.detail-facts__link {
  color: var(--accent);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-micro) var(--ease-precise);
}

.detail-facts__link:hover { border-color: var(--accent); }

/* ---- Process steps (service pages) ------------------------------------------- */

.detail-process {
  margin-top: var(--space-9);
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .detail-process { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1100px) {
  .detail-process { grid-template-columns: repeat(4, 1fr); }
}

.detail-process__step {
  border-top: var(--line-accent);
  padding-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.detail-process__index {
  font-family: var(--font-display);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.detail-process__label {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: clamp(1.0625rem, 1.5vw, 1.375rem);
  letter-spacing: -0.01em;
}

/* ---- Stage account (project pages) ------------------------------------------- */

.detail-stages {
  margin-top: var(--space-9);
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .detail-stages { grid-template-columns: repeat(2, 1fr); }
}

.detail-stage {
  border-top: var(--line-thin);
  padding-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

/* ---- Gallery ----------------------------------------------------------------- */

.detail-gallery {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .detail-gallery { grid-template-columns: repeat(2, 1fr); }
  .detail-gallery__item:first-child:nth-last-child(odd) { grid-column: 1 / -1; }
}

.detail-gallery__item {
  overflow: hidden;
  background-color: var(--color-charcoal);
}

.detail-gallery__item img {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform var(--duration-experience) var(--ease-heavy);
}

.detail-gallery__item:hover img { transform: scale(1.04); }

/* ---- Related / next (large linked card) -------------------------------------- */

.detail-related {
  margin-top: var(--space-5);
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  align-items: center;
  border-top: var(--line-thin);
  padding-top: var(--space-6);
}

@media (min-width: 800px) {
  .detail-related {
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-8);
  }
}

.detail-related__media {
  overflow: hidden;
  background-color: var(--color-charcoal);
}

.detail-related__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform var(--duration-experience) var(--ease-heavy),
              filter var(--duration-section) var(--ease-precise);
  filter: saturate(0.85) brightness(0.82);
}

.detail-related:hover .detail-related__media img {
  transform: scale(1.05);
  filter: saturate(1) brightness(0.95);
}

.detail-related__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.detail-related__title { transition: color var(--duration-micro) var(--ease-precise); }
.detail-related:hover .detail-related__title { color: var(--accent); }

/* ---- Sibling capabilities ---------------------------------------------------- */

.detail-siblings {
  margin-top: var(--space-5);
  display: grid;
  gap: 1px;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .detail-siblings { grid-template-columns: repeat(2, 1fr); }
}

.detail-sibling {
  background-color: var(--surface-secondary);
  padding: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  transition: background-color var(--duration-section) var(--ease-precise);
}

.detail-sibling:hover { background-color: var(--color-charcoal-raised); }

.detail-sibling__index {
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 0.875rem;
}

.detail-sibling__title {
  flex: 1;
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  letter-spacing: -0.01em;
}

.detail-sibling .link-arrow__arrow {
  color: var(--text-muted);
  transition: transform var(--duration-micro) var(--ease-precise),
              color var(--duration-micro) var(--ease-precise);
}

.detail-sibling:hover .link-arrow__arrow {
  transform: translateX(4px);
  color: var(--accent);
}

/* ==========================================================================
   Work index — premium portfolio (resources/pages/work.php)
   ========================================================================== */

.work-index {
  margin-top: var(--space-9);
  display: grid;
  gap: var(--space-8) var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 760px) {
  .work-index { grid-template-columns: repeat(2, 1fr); }
  /* First card of each group of four spans full width, for rhythm. */
  .work-index__card:nth-child(4n + 1) { grid-column: 1 / -1; }
}

.work-index__card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.work-index__media {
  position: relative;
  overflow: hidden;
  background-color: var(--color-charcoal);
}

.work-index__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 900ms var(--ease-heavy), filter var(--duration-section) var(--ease-precise);
  filter: saturate(0.8) brightness(0.8);
}

.work-index__card:nth-child(4n + 1) .work-index__media img { aspect-ratio: 21 / 9; }

.work-index__card:hover .work-index__media img {
  transform: scale(1.06);
  filter: saturate(1) brightness(0.94);
}

.work-index__index {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 1;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: var(--tracking-wide);
  color: var(--text-primary);
  padding: var(--space-2) var(--space-3);
  background-color: rgba(10, 10, 11, 0.5);
  backdrop-filter: blur(6px);
}

.work-index__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.work-index__title {
  font-family: var(--font-display);
  font-weight: 600;
  text-transform: uppercase;
  font-size: clamp(1.375rem, 2.4vw, 2.125rem);
  letter-spacing: -0.02em;
  line-height: 1;
  transition: color var(--duration-micro) var(--ease-precise);
}

.work-index__card:hover .work-index__title { color: var(--accent); }

.work-index__summary { max-width: 42rem; }

.work-index__view {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  white-space: nowrap;
}

.work-index__view .link-arrow__arrow {
  transition: transform var(--duration-micro) var(--ease-precise);
}

.work-index__card:hover .work-index__view .link-arrow__arrow { transform: translateX(4px); }

/* ---- Editorial typography refinements -------------------------------------- */

.detail-hero__meta { margin-bottom: var(--space-6); }
.detail-hero__title { max-width: 13ch; }
.detail-hero__summary {
  max-width: var(--measure-body-narrow);
  margin-top: var(--space-6);
}

.detail-intro__lead .detail-intro__body {
  max-width: var(--measure-body);
  margin-top: var(--space-6);
}

.detail-facts dt {
  font-size: var(--type-eyebrow);
  line-height: var(--leading-meta);
  letter-spacing: var(--tracking-ui);
}
.detail-facts dd { font-size: var(--type-caption); line-height: var(--leading-body); }

.detail-process__label,
.detail-sibling__title {
  font-size: var(--type-subheading);
  line-height: var(--leading-subheading);
  letter-spacing: -0.018em;
}

.work-index__title {
  font-size: var(--type-section);
  line-height: var(--leading-section);
  letter-spacing: var(--tracking-section);
  max-width: 16ch;
}
.work-index__summary { max-width: var(--measure-body-narrow); }
.work-index__view {
  font-size: var(--type-eyebrow);
  letter-spacing: var(--tracking-ui);
}

@media (max-width: 767px) {
  .detail-hero { min-height: min(80vh, 680px); }
  .detail-hero__back { margin-bottom: var(--space-6); }
  .detail-hero__title { max-width: var(--measure-display-compact); }
  .detail-hero__summary { margin-top: var(--space-5); }
  .detail-process { margin-top: var(--space-8); }
  .work-index { margin-top: var(--space-8); gap: var(--space-7); }
}