/* ── PORTFOLIO SINGLE HERO ── */
.portfolio-single-hero {
  background:
    linear-gradient(rgba(0,0,0,0.64), rgba(0,0,0,0.54)),
    url('../images/achtergrond.avif') center/cover no-repeat;
  min-height: 58vh;
  padding: 8.5rem 12% 5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.portfolio-single-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 65% 45%, rgba(255,255,255,0.08) 0%, transparent 65%);
  pointer-events: none;
}

.portfolio-single-hero-inner {
  max-width: 700px;
  text-align: center;
  color: #fff;
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 2rem;
}

.portfolio-single-logo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.portfolio-single-logo-img {
  max-width: 280px;
  height: auto;
  max-height: 60px;
  filter: brightness(0) invert(1);
}

.portfolio-single-hero-inner h1 {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 400;
  line-height: 1.1;
  margin: 0;
}

.portfolio-single-hero-inner p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.8);
  margin: 0;
}

.portfolio-single-hero-content p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.85;
  max-width: 600px;
}

/* ── PORTFOLIO INFO ── */
.portfolio-single-info {
  padding: 4rem 12%;
  background: var(--off-white);
  border-bottom: 1px solid var(--border);
}

.portfolio-info-inner {
  max-width: 900px;
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-mid);
}

.info-item {
  padding: 1rem 0;
}

.info-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.info-value {
  font-size: 0.95rem;
  color: var(--text-dark);
  font-weight: 500;
}

.info-value a {
  color: var(--text-dark);
}

/* ── PORTFOLIO ABOUT ── */
.portfolio-about {
  padding: 6rem 12%;
  border-bottom: 1px solid var(--border);
}

.portfolio-about-inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 6rem;
  max-width: 1100px;
  margin: 0 auto;
  align-items: start;
}

.portfolio-about-left h2 {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 400;
  line-height: 1.25;
}

.portfolio-about-right p {
  font-size: 0.87rem;
  color: var(--text-mid);
  line-height: 1.9;
  margin-bottom: 1.8rem;
}

.portfolio-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0 0;
}

.portfolio-list li {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.85;
  padding: 0.8rem 0 0.8rem 1.5rem;
  position: relative;
}

.portfolio-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--text-muted);
  font-weight: bold;
}

/* ── PORTFOLIO IMAGE ── */
.portfolio-image {
  padding: 3rem 12%;
}

.portfolio-image img {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  display: block;
  height: auto;
  border-radius: 4px;
}

/* ── PORTFOLIO CASE ── */
.portfolio-case {
  padding: 6rem 12%;
  border-bottom: 1px solid var(--border);
}

.portfolio-case:last-of-type {
  border-bottom: none;
}

.portfolio-case-inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 6rem;
  max-width: 1100px;
  margin: 0 auto;
  align-items: start;
}

.case-left h2 {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 400;
  line-height: 1.25;
}

.case-right p {
  font-size: 0.87rem;
  color: var(--text-mid);
  line-height: 1.9;
}

.case-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.case-list li {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.8;
  padding: 0.5rem 0;
  padding-left: 2rem;
  position: relative;
}

.case-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 860px) {
  .portfolio-single-hero,
  .portfolio-single-info,
  .portfolio-about,
  .portfolio-image,
  .portfolio-case {
    padding-left: 5%;
    padding-right: 5%;
  }

  .portfolio-single-hero-content {
    gap: 1.5rem;
  }

  .portfolio-single-logo {
    width: 90px;
    height: 90px;
    font-size: 2rem;
  }

  .portfolio-info-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .portfolio-about-inner,
  .portfolio-case-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .case-left h2,
  .portfolio-about-left h2 {
    font-size: 1.3rem;
  }
}