/* ============================================================
   PROJECT PORTFOLIO — reusable premium component (before/after
   case-study grid with a full-screen project modal). Structural
   CSS below travels unmodified between templates; only the
   --portfolio-* variables get re-skinned per site.
   ============================================================ */

.portfolio {
  --portfolio-bg: transparent;
  --portfolio-text: var(--text);
  --portfolio-muted: var(--muted);
  --portfolio-accent: var(--orange);
  --portfolio-accent-2: var(--orange-2);
  --portfolio-card-bg: var(--navy-3);
  --portfolio-card-border: var(--border-med);
  --portfolio-font-display: var(--font-display);
  --portfolio-font-body: var(--font-body);
  --portfolio-radius: var(--radius);

  position: relative;
  padding: 3.5rem 0 4rem;
  background: var(--portfolio-bg);
  color: var(--portfolio-text);
  font-family: var(--portfolio-font-body);
}

.portfolio__heading {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
}

.portfolio__heading h2 {
  font-family: var(--portfolio-font-display);
  font-weight: 600;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  margin: 0 0 0.6rem;
  line-height: 1.15;
}

.portfolio__heading p {
  color: var(--portfolio-muted);
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.75rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.portfolio__card {
  background: var(--portfolio-card-bg);
  border: 1px solid var(--portfolio-card-border);
  border-radius: var(--portfolio-radius);
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  -webkit-tap-highlight-color: transparent;
}

.portfolio__card:hover,
.portfolio__card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.4);
}

.portfolio__card:focus-visible {
  outline: 2px solid var(--portfolio-accent);
  outline-offset: 2px;
}

.portfolio__compare {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #000;
  touch-action: pan-y;
  user-select: none;
}

.portfolio__img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  pointer-events: none;
}

.portfolio__img--before {
  clip-path: inset(0 50% 0 0);
}

.portfolio__tag {
  position: absolute;
  top: 12px;
  z-index: 2;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  background: rgba(6, 7, 9, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--portfolio-text);
  pointer-events: none;
}

.portfolio__tag--before { left: 12px; }
.portfolio__tag--after { right: 12px; }

.portfolio__divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  z-index: 3;
  width: 2px;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.45);
  transform: translateX(-50%);
  pointer-events: none;
}

.portfolio__handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 4;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  background: var(--portfolio-accent);
  color: #101418;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: ew-resize;
  pointer-events: auto;
  touch-action: none;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.5);
  transition: transform 0.2s ease, background 0.2s ease;
}

.portfolio__handle:hover,
.portfolio__handle:focus-visible {
  transform: translate(-50%, -50%) scale(1.08);
}

.portfolio__handle:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

.portfolio__body {
  padding: 1.35rem 1.5rem 1.6rem;
}

.portfolio__body h3 {
  font-family: var(--portfolio-font-display);
  font-weight: 600;
  font-size: 1.15rem;
  margin: 0 0 0.45rem;
}

.portfolio__body p {
  margin: 0 0 1rem;
  color: var(--portfolio-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.portfolio__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.portfolio__badge {
  font-size: 0.76rem;
  font-weight: 500;
  padding: 0.32rem 0.75rem;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}

.portfolio__badge--budget {
  background: rgba(127, 163, 201, 0.16);
  border-color: rgba(127, 163, 201, 0.4);
  color: var(--portfolio-accent);
}

.portfolio__badge--duration {
  background: rgba(205, 154, 91, 0.14);
  border-color: rgba(205, 154, 91, 0.4);
  color: var(--portfolio-accent-2);
}

@media (max-width: 640px) {
  .portfolio__grid { grid-template-columns: 1fr; padding: 0 1.25rem; }
  .portfolio__handle { width: 36px; height: 36px; }
}

/* Modal */

.portfolio-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.portfolio-modal[data-open="true"] {
  opacity: 1;
  pointer-events: auto;
}

.portfolio-modal__scrim {
  position: absolute;
  inset: 0;
  background: rgba(6, 7, 9, 0.92);
}

.portfolio-modal__panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 980px;
  max-height: 90vh;
  overflow-y: auto;
  background: #101418;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.6);
  transform: scale(0.96);
  transition: transform 0.3s ease;
  color: var(--portfolio-text, #f2f0ea);
  font-family: var(--portfolio-font-body, 'Inter', system-ui, sans-serif);
}

.portfolio-modal[data-open="true"] .portfolio-modal__panel {
  transform: scale(1);
}

.portfolio-modal__compare {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #000;
  touch-action: pan-y;
  user-select: none;
  border-radius: 20px 20px 0 0;
}

.portfolio-modal__body {
  padding: 1.75rem 2rem 2rem;
}

.portfolio-modal__meta {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}

.portfolio-modal__body h3 {
  font-family: var(--portfolio-font-display, 'Fraunces', serif);
  font-weight: 600;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  margin: 0 0 0.75rem;
}

.portfolio-modal__body p {
  margin: 0 0 1.5rem;
  color: var(--portfolio-muted, rgba(242, 240, 234, 0.64));
  font-size: 0.98rem;
  line-height: 1.65;
  max-width: 68ch;
}

.portfolio-modal__strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.portfolio-modal__thumb {
  width: 130px;
  height: 90px;
  border-radius: 10px;
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.portfolio-modal__close,
.portfolio-modal__nav {
  position: absolute;
  z-index: 2;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
  color: #f2f0ea;
  border-radius: 999px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.portfolio-modal__close:hover,
.portfolio-modal__nav:hover {
  background: var(--portfolio-accent, #7fa3c9);
  border-color: var(--portfolio-accent, #7fa3c9);
  color: #101418;
}

.portfolio-modal__close {
  top: 1.5rem;
  right: 1.5rem;
  width: 42px;
  height: 42px;
  font-size: 1.2rem;
}

.portfolio-modal__nav {
  top: 50%;
  width: 48px;
  height: 48px;
  font-size: 1.5rem;
  transform: translateY(-50%);
}

.portfolio-modal__nav--prev { left: 1.5rem; }
.portfolio-modal__nav--next { right: 1.5rem; }

@media (max-width: 720px) {
  .portfolio-modal { padding: 0; }
  .portfolio-modal__panel { max-width: 100%; max-height: 100vh; height: 100%; border-radius: 0; }
  .portfolio-modal__compare { border-radius: 0; aspect-ratio: 4 / 3; }
  .portfolio-modal__close { top: 0.75rem; right: 0.75rem; width: 38px; height: 38px; }
  .portfolio-modal__nav { width: 40px; height: 40px; }
  .portfolio-modal__nav--prev { left: 0.5rem; }
  .portfolio-modal__nav--next { right: 0.5rem; }
  .portfolio-modal__thumb { width: 100px; height: 72px; }
}