.hero--portfoolio{
  padding: 96px 0 72px;
}

.hero-image--portfoolio{
  width: min(520px, 100%);
}

.hero-text .lead + .lead{
  margin-top: 12px;
}

/* ── Portfolio cards ── */
.portfolio-cards{
  grid-template-columns: 1fr;
}

@media (min-width: 640px){
  .portfolio-cards{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px){
  .portfolio-cards{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.portfolio-card{
  padding: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  cursor: pointer;
  transition: box-shadow 220ms, transform 220ms;
}

.portfolio-card:hover{
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0,149,143,.13);
}

.portfolio-section{
  padding: 64px 0 72px;
}

.portfolio-section h2{
  text-align: center;
  margin-bottom: 32px;
}

.portfolio-card::after{
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  aspect-ratio: 16 / 9;
  background: linear-gradient(
    to bottom,
    rgba(11,18,32,.18) 0%,
    rgba(11,18,32,.42) 100%
  );
  border-radius: var(--radius) var(--radius) 0 0;
  pointer-events: none;
  transition: opacity 350ms var(--ease);
}

.portfolio-card:hover::after{
  opacity: 0;
}

.portfolio-card-img{
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  object-fit: cover;
  border-radius: var(--radius) var(--radius) 0 0;
  border-bottom: 1px solid rgba(11,18,32,.08);
  background: linear-gradient(135deg, rgba(0,149,143,.10) 0%, rgba(0,149,143,.04) 100%);
}

.portfolio-card-body{
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.portfolio-tag{
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-family: 'Fira Code', monospace;
  align-self: flex-start;
}

.portfolio-card-body h3{
  font-size: .98rem;
  margin: 0;
  flex: 1;
}

.portfolio-modal-btn{
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: .88rem;
  font-weight: 600;
  color: var(--brand);
  align-self: flex-start;
  transition: opacity 180ms;
}

.portfolio-modal-btn:hover{
  opacity: .7;
}

/* ── Legacy / historical section ── */
.legacy-section{
  padding: 56px 0;
}

.legacy-lead{
  color: var(--muted);
  max-width: 62ch;
  margin: 0 auto 28px;
  text-align: center;
}

.legacy-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 640px){
  .legacy-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px){
  .legacy-grid{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.legacy-item{
  padding: 16px 18px;
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid rgba(11,18,32,.08);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.legacy-item strong{
  font-size: .95rem;
  color: var(--text);
}

.legacy-item p{
  font-size: .86rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

/* ── Modal ── */
.modal{
  position: fixed;
  inset: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal[hidden]{
  display: none;
}

.modal-backdrop{
  position: absolute;
  inset: 0;
  background: rgba(11,18,32,.55);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

.modal-box{
  position: relative;
  z-index: 1;
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 36px 40px;
  max-width: 780px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
  animation: modal-in 220ms var(--ease) both;
}

@keyframes modal-in{
  from{ opacity: 0; transform: translateY(12px); }
  to  { opacity: 1; transform: translateY(0); }
}

.modal-close{
  position: absolute;
  top: 14px;
  right: 16px;
  width: 32px;
  height: 32px;
  border: none;
  background: var(--bg-soft);
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  color: var(--muted);
  display: grid;
  place-items: center;
  transition: background 180ms, color 180ms;
}

.modal-close:hover{
  background: rgba(0,149,143,.12);
  color: var(--brand);
}

.modal-back{
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
  font-size: .88rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 180ms;
  margin-bottom: 4px;
}

.modal-back:hover{
  color: var(--brand);
}

.modal-box h2{
  font-size: 1.25rem;
  margin: 0;
}

.modal-box p{
  color: var(--muted);
  margin: 0;
  line-height: 1.65;
}

.modal-box h3{
  font-size: 1rem;
  margin: 6px 0 0;
  color: var(--text);
}

.modal-list{
  margin: 0;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.modal-list li{
  color: var(--muted);
  font-size: .94rem;
  line-height: 1.55;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.modal-list li::before{
  content: '✓';
  color: var(--brand);
  font-weight: 700;
  font-size: .85rem;
  margin-top: .15em;
  flex-shrink: 0;
}

.modal-users{
  font-size: .88rem;
  color: var(--brand);
  font-weight: 600;
  margin: 0;
}

.modal-interest-btn{
  margin-top: 8px;
  align-self: flex-start;
}

/* ── Interest form modal ── */
.modal-box--interest{
  max-width: 520px;
}

.interest-form{
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.interest-form .field{
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.interest-form label{
  font-size: .88rem;
  font-weight: 600;
  color: var(--text);
}

.interest-form input,
.interest-form textarea{
  padding: 10px 14px;
  border: 1.5px solid rgba(11,18,32,.15);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: .95rem;
  color: var(--text);
  background: #fff;
  transition: border-color 180ms;
  outline: none;
  resize: vertical;
}

.interest-form input:focus,
.interest-form textarea:focus{
  border-color: var(--brand);
}

.form-note{
  font-size: .82rem;
  color: var(--muted);
  margin: 0;
}