/* ============================================================
   CASE STUDY — shared styles, Lauren Hawkes Portfolio
   ============================================================ */


/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */

.case-hero {
  padding: var(--space-8) 0 var(--space-8);
}

.case-hero__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--colour-navy);
  opacity: 0.5;
  text-decoration: none;
  margin-bottom: var(--space-6);
  transition: opacity var(--transition-fast);
}

.case-hero__back:hover {
  opacity: 0.8;
}

.case-hero__back svg {
  display: inline;
}

.case-hero__kicker {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.case-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.case-hero__meta-item {
  font-size: var(--text-sm);
  color: var(--colour-navy);
  opacity: 0.5;
}

.case-hero__meta-item + .case-hero__meta-item::before {
  content: '·';
  margin-right: var(--space-4);
}

.case-hero__title {
  font-size: var(--text-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.case-hero__overview {
  font-size: var(--text-lg);
  line-height: 1.65;
  color: var(--colour-navy);
  max-width: 62ch;
}

.case-hero__visual {
  width: 100%;
  height: 480px;
  border-radius: var(--radius-lg);
  margin-top: var(--space-8);
}


/* ------------------------------------------------------------
   CASE STUDY BODY
   ------------------------------------------------------------ */

.case-body {
  padding-bottom: var(--space-9);
}


/* ------------------------------------------------------------
   SECTION
   ------------------------------------------------------------ */

.case-section {
  padding: var(--space-8) 0;
  border-top: 1px solid rgba(0, 24, 70, 0.08);
}

.case-section__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  opacity: 0.35;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  display: block;
}

.case-section__heading {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  line-height: 1.15;
  margin-bottom: var(--space-5);
}

.case-section__body {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--colour-navy);
  opacity: 0.75;
  max-width: 65ch;
}

.case-section__body p + p {
  margin-top: var(--space-4);
}

.case-section__visual {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-top: var(--space-7);
}


/* ------------------------------------------------------------
   SPOTLIGHT
   ------------------------------------------------------------ */

.spotlight {
  background-color: rgba(0, 24, 70, 0.03);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  padding-top: var(--space-6);
  margin: var(--space-8) 0;
}

.spotlight__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--colour-cobalt);
  opacity: 0.7;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  display: block;
}

.spotlight__heading {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  line-height: 1.15;
  margin-bottom: var(--space-5);
}

.spotlight__body {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--colour-navy);
  opacity: 0.75;
  max-width: 65ch;
}

.spotlight__body p + p {
  margin-top: var(--space-4);
}

.spotlight__visual {
  width: 100%;
  border-radius: var(--radius-md);
  margin-top: var(--space-6);
}


/* ------------------------------------------------------------
   PROCESS STEPS
   ------------------------------------------------------------ */

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.process-step {
  padding: var(--space-5);
  border: 1.5px solid rgba(0, 24, 70, 0.1);
  border-radius: var(--radius-md);
}

.process-step__number {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  opacity: 0.35;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--space-2);
}

.process-step__title {
  font-size: var(--text-md);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
}


/* ------------------------------------------------------------
   NEXT PROJECT
   ------------------------------------------------------------ */

.case-next {
  border-top: 1px solid rgba(0, 24, 70, 0.08);
  padding: var(--space-8) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.case-next__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  opacity: 0.35;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--space-2);
}

.case-next__link {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: gap var(--transition-base);
}

.case-next__link:hover {
  gap: var(--space-5);
}


/* ------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------ */

@media (max-width: 768px) {
  .case-hero__title {
    font-size: var(--text-2xl);
  }

  .case-hero__overview {
    font-size: var(--text-md);
  }

  .case-hero__visual {
    height: 280px;
  }

  .case-section__heading {
    font-size: var(--text-xl);
  }

  .spotlight__heading {
    font-size: var(--text-lg);
  }

  .spotlight {
    padding: var(--space-5);
  }

  .process-steps {
    grid-template-columns: 1fr 1fr;
  }

  .case-next {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-3);
  }
}

@media (max-width: 480px) {
  .process-steps {
    grid-template-columns: 1fr;
  }
}


/* ============================================================
   NEW CASE STUDY TEMPLATE — cs-* classes (reusable)
   ============================================================ */


/* ------------------------------------------------------------
   FULL-WIDTH COVER
   ------------------------------------------------------------ */

.cs-cover {
  width: 100%;
  aspect-ratio: 16 / 5;
  max-height: 384px;
  overflow: hidden;
  position: relative;
}

.cs-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Dark gradient so white title is readable */
.cs-cover__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.5) 100%);
}

/* "BLY" / project name centred on the cover image */
.cs-cover__title {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-family);
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.06em;
  text-align: center;
  user-select: none;
}


/* ------------------------------------------------------------
   BACK LINK
   ------------------------------------------------------------ */

.cs-back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.4;
  padding: var(--space-5) var(--space-6) 0;
  transition: opacity var(--transition-fast);
}

.cs-back:hover {
  opacity: 0.8;
}


/* ------------------------------------------------------------
   NARROW CONTENT WRAPPER
   ------------------------------------------------------------ */

.cs-content {
  max-width: 768px;
  margin-inline: auto;
  padding-inline: var(--space-6);
  padding-bottom: var(--space-9);
}


/* ------------------------------------------------------------
   OVERVIEW
   ------------------------------------------------------------ */

.cs-overview {
  padding: var(--space-7) 0 var(--space-7);
}

.cs-overview__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  margin: 0 0 var(--space-3);
  line-height: 1.1;
}

.cs-overview__badges {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.cs-overview__badges .badge {
  background: transparent;
  color: var(--colour-navy);
  border: 1.5px solid var(--colour-navy);
}

.cs-overview__heading {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  margin: 0 0 var(--space-3);
}

.cs-overview__intro {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--colour-navy);
  margin: 0;
}

/* 2-col: role (with portrait) on left, year on right */
.cs-overview__columns {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-8);
  margin-top: var(--space-6);
  align-items: start;
}

.cs-overview__role-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.cs-overview__date-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  text-align: right;
}

/* Shared small label above role/date */
.cs-meta-label {
  font-size: var(--text-md);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  text-transform: none;
  display: block;
  margin-bottom: var(--space-2);
}

/* Portrait photo */
.cs-portrait {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  object-fit: cover;
  display: block;
  background-color: rgba(0, 24, 70, 0.07);
  margin-bottom: var(--space-2);
}

.cs-role-title {
  font-size: var(--text-base);
  font-weight: var(--font-weight-regular);
  color: var(--colour-navy);
}

.cs-role-detail {
  font-size: var(--text-sm);
  color: #516385;
}

.cs-year {
  font-size: var(--text-base);
  font-weight: var(--font-weight-regular);
  color: var(--colour-navy);
}


/* ------------------------------------------------------------
   SECTIONS
   ------------------------------------------------------------ */

.cs-section {
  padding: var(--space-7) 0;
  border-top: 1px solid rgba(0, 24, 70, 0.08);
}

/* Optional numbered label (e.g. "01 · The brief") */
.cs-section__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  opacity: 0.35;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  display: block;
}

.cs-section__heading {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  line-height: 1.2;
  margin-bottom: var(--space-4);
}

.cs-section__body {
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--colour-navy);
}

.cs-section__body p + p {
  margin-top: var(--space-3);
}


/* ------------------------------------------------------------
   IMAGES
   ------------------------------------------------------------ */

.cs-img {
  width: 100%;
  border-radius: 16px;
  display: block;
  margin-top: var(--space-5);
}

.cs-img + .cs-img {
  margin-top: var(--space-4);
}


/* ------------------------------------------------------------
   END / BACK NAVIGATION
   ------------------------------------------------------------ */

.cs-end {
  border-top: 1px solid rgba(0, 24, 70, 0.08);
  padding: var(--space-8) 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-6);
}

.cs-end__left {
  display: flex;
  flex-direction: column;
}

.cs-end__label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  opacity: 0.35;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  display: block;
  margin-bottom: var(--space-2);
}

.cs-end__link {
  font-size: var(--text-lg);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  transition: gap var(--transition-base);
}

.cs-end__link:hover {
  gap: var(--space-5);
}

.cs-end__top-btn {
  background: none;
  border: 1.5px solid rgba(0, 24, 70, 0.2);
  border-radius: var(--radius-full);
  padding: 8px 16px;
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
  color: var(--colour-navy);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  transition: border-color var(--transition-fast), opacity var(--transition-fast);
}

.cs-end__top-btn:hover {
  border-color: var(--colour-navy);
  opacity: 0.7;
}


/* ------------------------------------------------------------
   RESPONSIVE
   ------------------------------------------------------------ */

@media (max-width: 768px) {
  .cs-cover__title {
    font-size: var(--text-3xl);
  }

  .cs-content {
    padding-inline: var(--space-5);
  }

  .cs-overview__title {
    font-size: var(--text-xl);
  }

  .cs-overview__columns {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
  }

  .cs-overview__date-col {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .cs-cover {
    width: calc(100% - 40px);
    margin-left: 20px;
    margin-right: 20px;
    max-height: none;
    border-radius: var(--radius-lg);
  }

  .cs-cover__title {
    font-size: var(--text-2xl);
  }

  .cs-content {
    padding-inline: var(--space-4);
  }

  .cs-overview__columns {
    grid-template-columns: 1fr;
  }
}