/**
 * @filepath /assets/css/case-study.css
 *
 * Case-study-page-only styles
 * Loaded after style.css on /case-study/index.php
 *
 * @package Hydro-Pole-Contractor
 *
 * TABLE OF CONTENTS
 * ─────────────────
 * 1. Page Scope & Custom Properties
 * 2. Hero
 * 3. Project Brief
 * 4. Sections & Panels
 * 5. Split Layout & Copy
 * 6. Media Grid & Figures
 * 7. Challenge
 * 8. Service Path & Steps
 * 9. Scope of Work
 * 10. Approach
 * 11. Result
 * 12. CTA
 * 13. Media Queries
 */
/* ── 1. Page Scope & Custom Properties ─────────────────── */
.case-study-page {
  --cs-ink: #121212;
  --cs-muted: var(--color-text-muted);
  --cs-border: rgba(18, 18, 18, .12);
  --cs-panel: #f7f5f1;
  --cs-soft: #fbfaf7;
  background: var(--color-neutral-0);
  color: var(--color-text-strong);
}
/* ── 2. Hero ────────────────────────────────────────────── */
.case-study-hero {
  position: relative;
  min-height: 78vh;
  display: grid;
  align-items: end;
  overflow: hidden;
  isolation: isolate;
}
.case-study-hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.case-study-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 58%;
}
.case-study-hero__scrim {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(0, 0, 0, .72), rgba(0, 0, 0, .36) 48%, rgba(0, 0, 0, .12)), linear-gradient(0deg, rgba(0, 0, 0, .58), rgba(0, 0, 0, 0) 50%);
}
.case-study-hero__inner {
  margin: auto;
}
.case-study-kicker, .case-study-label {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-family-display);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-transform: uppercase;
  color: var(--color-primary-500);
}
.case-study-hero__title {
  max-width: 61.25rem;
  margin: 1.125rem 0 1rem;
  color: var(--color-text-inverse);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-3xl);
  line-height: .94;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.case-study-hero__subtitle {
  max-width: 46.25rem;
  margin: 0;
  color: rgba(255, 255, 255, .86);
  font-size: var(--font-size-lg);
  line-height: 1.55;
}
.case-study-hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 1rem;
}
.case-study-article {
  overflow: hidden;
}
/* ── 3. Project Brief ───────────────────────────────────── */
.case-study-brief {
  margin: -2.625rem auto var(--spacing-md);
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  background: var(--color-surface-primary);
  border: 1px solid var(--cs-border);
  box-shadow: 0 1.5rem 5rem rgba(0, 0, 0, .12);
  text-align: center;
  border-radius: var(--border-radius-xl);
}
.case-study-brief__item {
  padding: 1rem;
  border-right: 1px solid var(--cs-border);
}
.case-study-brief__item:last-child {
  border-right: 0;
}
.case-study-brief__label {
  display: block;
  font-family: var(--font-family-display);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary-500);
}
.case-study-brief__value {
  display: block;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  line-height: 1.35;
  color: var(--color-text-strong);
}
/* ── 4. Sections & Panels ───────────────────────────────── */
.case-study-section {
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}
.case-study-section--panel {
  width: 100%;
  background: var(--cs-soft);
  border-top: 1px solid var(--cs-border);
  border-bottom: 1px solid var(--cs-border);
}
.case-study-section--panel > .case-study-section__inner {
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}
/* ── 5. Split Layout & Copy ─────────────────────────────── */
.case-study-split {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: start;
}
.case-study-split > .case-study-copy {
  flex: 2 1 18rem;
}
.case-study-split > .case-study-media-grid {
  flex: 1 1 20rem;
  margin-top: 0.5rem;
}
.case-study-copy h2, .case-study-section-title, .case-study-scope__title, .case-study-result h2 {
  margin: 0.75rem 0 1.375rem;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-2xl);
  line-height: 1;
  letter-spacing: -.045em;
  text-wrap: balance;
}
.case-study-copy p, .case-study-rich-text p {
  margin: 0 0 1.125rem;
  font-size: var(--font-size-base);
  line-height: 1.78;
}
.case-study-copy p:last-child {
  margin: 0;
}
.case-study-copy ul {
  margin: 0 0 1.125rem;
  padding: 0;
  columns: 18rem;
  column-gap: 1.5rem;
}
.case-study-copy ul li {
  break-inside: avoid;
}
.case-study-copy ul li {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: var(--font-size-base);
  line-height: 1.78;
  color: var(--color-text-strong);
}
.case-study-copy ul li::before {
  content: '';
  flex-shrink: 0;
  width: 0.875rem;
  height: 0.875rem;
  margin-top: 0.45rem;
  background: var(--color-text-strong);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'%3E%3Cpath d='M470.6 105.4c12.5 12.5 12.5 32.8 0 45.3l-256 256c-12.5 12.5-32.8 12.5-45.3 0l-128-128c-12.5-12.5-12.5-32.8 0-45.3s32.8-12.5 45.3 0L192 338.7l233.4-233.3c12.5-12.5 32.8-12.5 45.3 0z'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'%3E%3Cpath d='M470.6 105.4c12.5 12.5 12.5 32.8 0 45.3l-256 256c-12.5 12.5-32.8 12.5-45.3 0l-128-128c-12.5-12.5-12.5-32.8 0-45.3s32.8-12.5 45.3 0L192 338.7l233.4-233.3c12.5-12.5 32.8-12.5 45.3 0z'/%3E%3C/svg%3E") center/contain no-repeat;
}
/* ── 6. Media Grid & Figures ────────────────────────────── */
.case-study-media-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.125rem;
}
.case-study-media-grid figure:nth-child(1) {
  margin-top: 0;
}
.case-study-figure {
  margin: 0;
}
.case-study-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
  background: var(--cs-panel);
  border-radius: var(--border-radius-md);
}
.case-study-figure img[data-full-image] {
  cursor: zoom-in;
}
.case-study-figure--portrait img {
  aspect-ratio: 4 / 5;
}
.case-study-figure--uncropped img {
  aspect-ratio: auto;
  object-fit: contain;
}
.case-study-figure--wide img {
  aspect-ratio: 16 / 10;
}
.case-study-figure figcaption {
  margin-top: 0.75rem;
  font-size: var(--font-size-sm);
  line-height: 1.55;
  color: var(--color-primary-600);
}
/* ── 7. Challenge ───────────────────────────────────────── */
.case-study-challenge {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(18.75rem, .95fr);
  gap: var(--spacing-md);
  align-items: start;
}
.case-study-challenge__images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-top: 0.5rem;
}
/* ── 8. Service Path & Steps ────────────────────────────── */
.case-study-path {
  display: grid;
  gap: var(--spacing-sm);
}
.case-study-path__intro {
  max-width: 50rem;
}
.case-study-steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(25rem, 1fr));
  gap: 0;
  border-top: 1px solid var(--cs-border);
}
.case-study-step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 3.625rem minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1rem var(--spacing-sm);
  border-bottom: 1px solid var(--cs-border);
  border-left: 1px solid var(--cs-border);
  border-right: 1px solid var(--cs-border);
  margin-left: -1px;
  break-inside: avoid;
}
.case-study-step__number::before {
  content: counter(step, decimal-leading-zero);
  display: inline-flex;
  width: 3.625rem;
  height: 3.625rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--cs-border);
  border-radius: var(--border-radius-circle);
  color: var(--color-primary-600);
  font-family: var(--font-family-display);
  font-weight: 700;
}
.case-study-step h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-xl);
  line-height: 1.18;
}
.case-study-step p {
  margin: 0;
  line-height: 1.72;
}
/* ── 9. Scope of Work ───────────────────────────────────── */
.case-study-scope {
  display: grid;
  gap: clamp(2.5rem, 7vw, 5.25rem);
}
.case-study-scope__item {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: clamp(1.875rem, 6vw, 5rem);
  align-items: center;
  padding-top: clamp(2.25rem, 5vw, 4.25rem);
  border-top: 1px solid var(--cs-border);
}
.case-study-scope__item:nth-child(even) .case-study-scope__image {
  order: -1;
}
.case-study-scope__content h3 {
  margin: 0 0 1rem;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-2xl);
  line-height: 1.05;
  letter-spacing: -.035em;
}
.case-study-scope__content p {
  margin: 0;
  font-size: var(--font-size-base);
  line-height: 1.78;
}
.case-study-scope__image img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
}
/* ── 10. Approach ───────────────────────────────────────── */
.case-study-approach {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: clamp(2.25rem, 6vw, 4.5rem);
  align-items: start;
}
.case-study-approach__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--cs-border);
}
.case-study-approach__list li {
  display: flex;
  gap: 1.125rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--cs-border);
  color: var(--color-text-strong);
  line-height: 1.55;
}
.case-study-approach__list li::before {
  content: '';
  flex: 0 0 auto;
  width: 0.5625rem;
  height: 0.5625rem;
  margin-top: .48em;
  border-radius: var(--border-radius-circle);
  background: var(--color-primary-500);
}
/* ── 11. Result ─────────────────────────────────────────── */
.case-study-result {
  display: grid;
  grid-template-columns: minmax(0, .86fr) minmax(0, 1.14fr);
  gap: clamp(2.25rem, 6vw, 4.875rem);
  align-items: center;
}
.case-study-result__card {
  padding: clamp(1.875rem, 5vw, 3.75rem);
  background: var(--cs-panel);
  border: 1px solid var(--cs-border);
}
.case-study-result__card p {
  margin: 0 0 1.25rem;
  font-size: var(--font-size-lg);
  line-height: 1.75;
}
.case-study-result__card p:last-child {
  margin-bottom: 0;
}
/* ── 12. CTA ────────────────────────────────────────────── */
.case-study-cta {
  background: var(--color-primary-900);
  color: var(--color-text-inverse);
  text-align: center;
}
.case-study-cta__inner {
  width: min(56.25rem, calc(100% - 2.5rem));
  margin: 0 auto;
  padding: clamp(4.875rem, 10vw, 8.25rem) 0;
}
.case-study-cta h2 {
  margin: 0 0 1.125rem;
  color: var(--color-text-inverse);
  font-family: var(--font-family-sans);
  font-size: var(--font-size-3xl);
  line-height: 1;
  letter-spacing: -.045em;
}
.case-study-cta p {
  max-width: 43.75rem;
  margin: 0 auto 1.875rem;
  color: rgba(255, 255, 255, .78);
  font-size: var(--font-size-base);
  line-height: 1.72;
}
/* ── 13. Media Queries ──────────────────────────────────── */
@media (min-width: 1701px) {
  .case-study-split > .case-study-copy {
    flex: 60 1 0;
  }
  .case-study-split > .case-study-media-grid {
    flex: 40 1 0;
  }
  .case-study-media-grid {
    grid-template-columns: 1fr 1fr;
  }
  .case-study-split:has(.case-study-copy ul) {
    align-items: stretch;
  }
  .case-study-split:has(.case-study-copy ul) > .case-study-media-grid {
    display: flex;
    flex-direction: column;
    gap: 1.125rem;
  }
  .case-study-split:has(.case-study-copy ul) > .case-study-media-grid .case-study-figure {
    flex: 1 1 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
  }
  .case-study-split:has(.case-study-copy ul) > .case-study-media-grid .case-study-figure img {
    flex: 1 1 0;
    min-height: 0;
    height: auto;
    aspect-ratio: auto;
    object-fit: cover;
  }
  .case-study-split:has(.case-study-copy ul) > .case-study-media-grid .case-study-figure figcaption {
    flex: 0 0 auto;
  }
 .case-study-challenge {
    align-items: stretch;
  }
  .case-study-challenge__images {
    grid-auto-rows: 1fr;
    min-height: 0;
  }
  .case-study-challenge__images .case-study-figure {
    min-height: 0;
    display: flex;
    flex-direction: column;
  }
  .case-study-challenge__images .case-study-figure img {
    flex: 1 1 0;
    min-height: 0;
    height: auto;
    aspect-ratio: auto;
  }
  .case-study-challenge__images .case-study-figure figcaption {
    flex: 0 0 auto;
  }
}
@media (max-width: 1700px) {
  .case-study-brief {
    grid-template-columns: 1fr 1fr;
  }
  .case-study-brief__item {
    border-bottom: 1px solid var(--cs-border);
  }
  .case-study-brief__item:nth-child(2n) {
    border-right: 0;
  }
  .case-study-brief__item:nth-child(n+3) {
    border-bottom: 0;
  }
  .case-study-split > .case-study-media-grid {
    flex: 1 1 100%;
    margin-top: 0;
  }
  .case-study-media-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 1700px) {
  .case-study-challenge {
    grid-template-columns: 1fr;
  }
  .case-study-challenge__images {
    grid-template-columns: 1fr 1fr;
  }
  .case-study-challenge__images .case-study-figure:first-child {
    transform: translateY(0);
  }
}
@media (max-width: 980px) {
  .case-study-scope__item, .case-study-approach, .case-study-result {
    grid-template-columns: 1fr;
  }
  .case-study-scope__item:nth-child(even) .case-study-scope__image {
    order: 0;
  }
}
@media (max-width: 640px) {
  .case-study-hero {
    min-height: 72vh;
  }
  .case-study-challenge__images {
    grid-template-columns: 1fr;
  }
  .case-study-split > .case-study-copy, .case-study-split > .case-study-media-grid {
    flex: 1 1 100%;
  }
  .case-study-media-grid {
    grid-template-columns: 1fr;
  }
  .case-study-step {
  gap: 0;
  }
  .case-study-step__number::before {
    width: 2.5rem;
    height: 2.5rem;
  }
}
@media (max-width: 374px) {
  .case-study-step {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 500px) {
  .case-study-brief {
    grid-template-columns: 1fr;
  }
  .case-study-brief__item, .case-study-brief__item:nth-child(n+3) {
    border-right: 0;
    border-bottom: 1px solid var(--cs-border);
  }
  .case-study-brief__item:last-child {
    border-bottom: 0;
  }
}
@media (max-width: 480px) {
  .btn {
    width: fit-content;
  }
  .case-study-brief {
    padding: 0;
  }
}