/* ==========================================================================
   Coachlas case study — project-specific styles
   Uses site fonts (Lato / Navigo) + spacing tokens from style.css
   ========================================================================== */

.coachlas {
  --coachlas-teal: #75efe4;
  --coachlas-teal-dark: #5fd9ce;
  --coachlas-black: #202023;
  --coachlas-white: #f6f6f6;
  --coachlas-wrap: 68rem;

  color: var(--coachlas-black);
  background-color: #ffffff;
}

/* — Sprout-style header overlay on landing — */
body.case-study-page--coachlas:has(.site-header) {
  padding-top: 0;
}

.case-study-page--coachlas #main-content {
  margin-top: 0;
}

.case-study-page--coachlas .site-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background-color: transparent;
}

@media (min-width: 48rem) {
  .case-study-page--coachlas .site-header {
    position: fixed;
    background-color: transparent;
  }
}

/* — Shared — */
.coachlas-wrap {
  max-width: var(--coachlas-wrap);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.coachlas-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  color: var(--coachlas-black);
  font-size: clamp(1.75rem, 4.5vw, 2.75rem);
}

.coachlas-heading--lg {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.coachlas-heading--xl {
  font-size: clamp(2.5rem, 7vw, 4rem);
}

.coachlas-subheading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  color: var(--coachlas-black);
  margin: clamp(1.25rem, 3vw, 1.75rem) 0 0.5rem;
}

.coachlas-research .coachlas-subheading {
  font-weight: 800;
}

.coachlas-subheading:first-child {
  margin-top: 0;
}

/* — Bands — */
.coachlas-band {
  padding-block: clamp(2.5rem, 6vw, 5rem);
}

.coachlas-band--tight {
  padding-block: clamp(1.5rem, 4vw, 3rem);
}

.coachlas-band--spacious {
  padding-block: clamp(4rem, 10vw, 7.5rem);
}

.coachlas-band--white {
  background-color: #ffffff;
}

.coachlas-band--teal {
  background-color: var(--coachlas-teal);
}

/* — Hero / Landing — */
.coachlas-hero {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: clamp(3rem, 10vw, 5.5rem) var(--container-padding);
  background-color: var(--coachlas-teal);
}

.coachlas-hero__frame {
  width: 100%;
  max-width: min(44rem, 88vw);
}

.coachlas-hero__image {
  display: block;
  width: 100%;
  height: auto;
}

/* — Problem Statement — */
.coachlas-problem {
  padding-block: clamp(2rem, 5vw, 3.5rem);
}

.coachlas-problem__image {
  display: block;
  width: 100%;
  max-width: min(34rem, 72%);
  height: auto;
  margin-inline: auto;
}

/* — Project Overview — */
.coachlas-overview {
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
  border-bottom: 2px solid var(--coachlas-teal);
}

.coachlas-overview__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.coachlas-meta {
  margin: var(--space-md) 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.coachlas-meta__item {
  display: flex;
  gap: 0.35rem;
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2vw, 1rem);
  line-height: 1.5;
}

.coachlas-meta__item dt {
  font-weight: 700;
}

.coachlas-meta__item dd {
  margin: 0;
}

.coachlas-overview__text {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  line-height: 1.65;
  max-width: 36rem;
  margin: 0;
}

/* — Research & Ideation — */
.coachlas-research-section {
  padding-top: clamp(2.5rem, 6vw, 4rem);
}

.coachlas-research {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.coachlas-research__col p {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2vw, 1rem);
  line-height: 1.65;
  margin: 0 0 0.85rem;
}

.coachlas-research__col p strong {
  font-weight: 800;
}

.coachlas-figure {
  margin: 0;
}

.coachlas-figure__image {
  display: block;
  width: 100%;
  height: auto;
}

.coachlas-figure--sitemap,
.coachlas-sitemap-trigger {
  max-width: min(20rem, 100%);
  margin-top: clamp(1.25rem, 3vw, 1.75rem);
}

.coachlas-sitemap-trigger {
  display: block;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.coachlas-sitemap-trigger:hover,
.coachlas-sitemap-trigger:focus-visible {
  opacity: 0.88;
  transform: scale(1.02);
}

.coachlas-sitemap-trigger:focus-visible {
  outline: 2px solid var(--coachlas-teal);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

/* — Image lightbox — */
.coachlas-lightbox {
  position: fixed;
  inset: 0;
  width: min(95vw, 90rem);
  max-width: 95vw;
  max-height: 95vh;
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  overflow: visible;
}

.coachlas-lightbox::backdrop {
  background-color: rgb(0 0 0 / 88%);
}

.coachlas-lightbox__image {
  display: block;
  width: 100%;
  max-height: 90vh;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.coachlas-lightbox__close {
  position: fixed;
  top: clamp(0.75rem, 3vw, 1.5rem);
  right: clamp(0.75rem, 3vw, 1.5rem);
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  font-size: 1.75rem;
  line-height: 1;
  color: #ffffff;
  background-color: rgb(0 0 0 / 55%);
  cursor: pointer;
  transition: background-color var(--transition-base);
}

.coachlas-lightbox__close:hover,
.coachlas-lightbox__close:focus-visible {
  background-color: rgb(0 0 0 / 75%);
}

.coachlas-lightbox__close:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 3px;
}

body.coachlas-lightbox-open {
  overflow: hidden;
}

/* — Lo-fi / mockup / branding full bleed — */
.coachlas-lofi,
.coachlas-branding {
  padding-inline: 0;
}

.coachlas-lofi {
  padding-top: clamp(1.5rem, 4vw, 2.5rem);
  padding-bottom: clamp(2rem, 5vw, 3rem);
}

.coachlas-lofi .coachlas-prose {
  margin-top: 0;
}

.coachlas-figure--full {
  width: 100%;
  margin: 0;
}

.coachlas-figure--mockup {
  margin-top: clamp(3rem, 8vw, 5.5rem);
}

.coachlas-lofi .coachlas-figure--full {
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.coachlas-figure--full .coachlas-figure__image {
  width: 100%;
  height: auto;
  display: block;
}

/* — Prose / lists — */
.coachlas-prose {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-top: clamp(2rem, 5vw, 3rem);
  max-width: 56rem;
}

.coachlas-prose p {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  line-height: 1.65;
  margin: 0;
}

.coachlas-list {
  list-style: disc;
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.coachlas-list li {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 2vw, 1rem);
  line-height: 1.6;
}

/* — Hi-fi — */
.coachlas-hifi {
  padding-inline: 0;
}

.coachlas-hifi__stage {
  width: 100%;
  max-width: min(96vw, 90rem);
  margin-inline: auto;
  padding-inline: clamp(0.5rem, 2vw, 1.25rem);
}

.coachlas-hifi__figure {
  position: relative;
  margin: 0;
}

.coachlas-hifi__image {
  display: block;
  width: 100%;
  height: auto;
}

.coachlas-hifi__text {
  position: absolute;
  right: 0;
  bottom: 6%;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: min(18rem, 32%);
  padding: 0;
}

.coachlas-hifi__text p {
  font-family: var(--font-body);
  font-size: clamp(0.75rem, 1.6vw, 0.9rem);
  line-height: 1.55;
  margin: 0;
}

.coachlas-hifi__text .coachlas-list li {
  font-size: clamp(0.72rem, 1.5vw, 0.85rem);
}

/* — Mockups — */
.coachlas-mockups__label {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  text-align: center;
  margin: clamp(1.5rem, 4vw, 2.5rem) 0 0;
}

/* — Reflection — */
.coachlas-reflection__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 56rem;
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.coachlas-reflection__body p {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  line-height: 1.65;
  margin: 0;
}

.coachlas-reflection__nav {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-xl);
  margin-top: clamp(3rem, 8vw, 6rem);
}

.coachlas-reflection__link {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  color: var(--coachlas-black);
  transition: opacity var(--transition-base);
}

.coachlas-reflection__link:hover,
.coachlas-reflection__link:focus-visible {
  opacity: 0.7;
}

.coachlas-reflection__link:focus-visible {
  outline: 2px solid var(--coachlas-black);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ==========================================================================
   Tablet / desktop
   ========================================================================== */
@media (min-width: 48rem) {
  .coachlas-overview__grid {
    grid-template-columns: minmax(0, 16rem) 1fr;
    gap: clamp(2rem, 6vw, 5rem);
  }

  .coachlas-research {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .coachlas-figure--sitemap,
  .coachlas-sitemap-trigger {
    max-width: min(22rem, 100%);
    margin-left: 0;
  }
}

@media (max-width: 47.99rem) {
  .coachlas-hifi__text {
    position: static;
    max-width: none;
    margin-top: var(--space-md);
    padding: 0;
  }
}