/* ==========================================================================
   Project Case Study Page Styles (Phase 11)
   ========================================================================== */

.project-cs-main {
  background-color: var(--color-bg); /* Cream background */
  color: var(--color-text);
  padding-bottom: var(--space-16);
}

/* ── Hero Section ── */
.project-cs-hero {
  padding-top: clamp(80px, 12vh, 160px);
  padding-bottom: var(--space-12);
}

.project-cs-hero__inner {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: var(--space-16);
  align-items: flex-start;
}

.project-cs-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 6.5vw, 5.5rem);
  font-weight: 600;
  line-height: 1.05;
  background: var(--gradient-green-horizontal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-6);
}

.project-cs-hero__summary {
  font-size: var(--text-md);
  line-height: 1.6;
  color: rgba(0, 0, 0, 0.75);
  margin-bottom: var(--space-8);
  max-width: 680px;
}

/* ── Live Website Button ── */
.project-cs-hero__btn {
  margin-top: var(--space-4);
}

/* ── Project Meta Columns ── */
.project-cs-meta {
  border-top: 1px solid rgba(46, 65, 46, 0.15);
  padding-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

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

.project-cs-meta__label {
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-green-dark);
}

.project-cs-meta__value {
  font-size: var(--text-base);
  color: rgba(0, 0, 0, 0.7);
}

/* ── Hero Preview Image Section ── */
.project-cs-hero-img-sec {
  padding-bottom: var(--space-16);
}

.project-cs-hero-img-wrap {
  border-radius: var(--radius-xl, 28px);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(46, 65, 46, 0.06);
  background-color: rgba(46, 65, 46, 0.03);
  aspect-ratio: 1600 / 900;
}

.project-cs-hero-img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Case Study Sections (Challenge, Solution, Outcome) ── */
.project-cs-section {
  padding-block: var(--space-16);
}

.project-cs-section__header {
  margin-bottom: var(--space-12);
  max-width: 900px;
}

.project-cs-section__label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: #DBB161; /* Muted gold label */
  margin-bottom: var(--space-4);
  text-transform: uppercase;
}

.project-cs-section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4.5vw, 3.25rem);
  font-weight: 600;
  background: var(--gradient-green-horizontal);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-5);
}

.project-cs-section__desc {
  font-size: var(--text-md);
  line-height: 1.65;
  color: rgba(0, 0, 0, 0.7);
}

/* ── Two-Column Image Grid ── */
.project-cs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin-top: var(--space-6);
}

.project-cs-grid__img-wrap {
  border-radius: var(--radius-lg, 18px); /* Rounded large image placeholders */
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(46, 65, 46, 0.06);
  background-color: rgba(46, 65, 46, 0.03);
  aspect-ratio: 900 / 700;
}

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

/* ── Wide Image (Outcome) ── */
.project-cs-wide-img-wrap {
  border-radius: var(--radius-xl, 28px);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(46, 65, 46, 0.06);
  margin-top: var(--space-6);
  background-color: rgba(46, 65, 46, 0.03);
  aspect-ratio: 1600 / 850;
}

.project-cs-wide-img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Next Project Section ── */
.project-cs-next-sec {
  padding-block: var(--space-16) var(--space-20);
}

.project-cs-next-container {
  display: flex;
  justify-content: flex-end; /* Right-aligned Next Project button */
}

.project-cs-next-btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  background: #2E412E; /* Dark green */
  border: 1px solid rgba(250, 248, 243, 0.1);
  border-radius: 100px; /* Perfect pill shape */
  padding: 4px 4px 4px 20px; /* tight padding for circle, breathing room for text */
  color: #FAF8F3 !important; /* Cream text */
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(22, 27, 22, 0.08);
  transition: transform 300ms ease, box-shadow 300ms ease, background-color 300ms ease, color 300ms ease, border-color 300ms ease;
  z-index: 2;
  height: 44px;
  box-sizing: border-box;
}

.project-cs-next-btn:hover {
  transform: translateY(-2px);
  background-color: #FAF8F3;
  color: #2E412E !important;
  border-color: rgba(46, 65, 46, 0.15);
  box-shadow: 0 8px 20px rgba(22, 27, 22, 0.16);
}

.project-cs-next-btn__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: #FAF8F3; /* Cream circle background */
  color: #2E412E; /* Dark green arrow */
  border-radius: 50%;
  font-size: 15px;
  transition: background-color 300ms ease, color 300ms ease, transform 300ms ease;
  line-height: 1;
}

.project-cs-next-btn:hover .project-cs-next-btn__arrow {
  background-color: #2E412E;
  color: #FAF8F3;
  transform: rotate(45deg); /* Rotates diagonal arrow to point horizontally right */
}


/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 992px) {
  .project-cs-hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .project-cs-meta {
    border-top: none;
    border-bottom: 1px solid rgba(46, 65, 46, 0.15);
    padding-top: 0;
    padding-bottom: var(--space-6);
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-8);
  }

  .project-cs-meta__item {
    flex: 1 1 180px;
  }
}

@media (max-width: 768px) {
  .project-cs-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .project-cs-hero {
    padding-top: clamp(60px, 10vh, 100px);
    padding-bottom: var(--space-8);
  }

  .project-cs-section {
    padding-block: var(--space-10);
  }
}