/* ============================================================
   projets.css — styles spécifiques à la page Projets
   ============================================================ */

/* ---- Page header ---- */
.page-header {
  position: relative;
  z-index: 1;
  padding: 120px 1.5rem 60px;
  max-width: 1100px;
  margin: 0 auto;
  overflow: hidden;
}
.page-header-bg {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 50%;
  background: linear-gradient(135deg, transparent, rgba(186, 1, 1, 0.06));
  clip-path: polygon(30% 0, 100% 0, 100% 100%, 0 100%);
  z-index: 0;
}
.page-title {
  font-family: var(--font-p5);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 400;
  text-transform: uppercase;
  line-height: 1.05;
  padding-right: 0.15em;
  padding-bottom: 0.1em;
  position: relative;
  z-index: 1;
}
.page-title em {
  color: var(--red);
  font-style: normal;
}
.page-subtitle {
  font-family: var(--font-sh);
  font-size: 1.1rem;
  color: var(--gray);
  margin-top: 1rem;
  max-width: 500px;
  position: relative;
  z-index: 1;
}

/* ---- 3 Choix Category Selector ---- */
.category-selector {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 3rem auto 2.5rem;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.cat-card {
  background: var(--card-bg);
  border: 1px solid rgba(186, 1, 1, 0.25);
  padding: 1.4rem 1.25rem;
  cursor: pointer;
  position: relative;
  text-align: left;
  clip-path: polygon(
    0 0,
    calc(100% - 15px) 0,
    100% 15px,
    100% 100%,
    15px 100%,
    0 calc(100% - 15px)
  );
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 185px;
  font-family: inherit;
  width: 100%;
}

.cat-card:hover {
  border-color: var(--red);
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(186, 1, 1, 0.2);
  background: rgba(186, 1, 1, 0.05);
}

.cat-card.active {
  background: linear-gradient(135deg, rgba(186, 1, 1, 0.2), rgba(6, 5, 5, 0.85));
  border-color: var(--red);
  box-shadow: 0 12px 35px rgba(186, 1, 1, 0.35);
}

html.light-mode .cat-card.active {
  background: linear-gradient(135deg, rgba(209, 0, 0, 0.15), rgba(249, 249, 249, 0.95));
}

.cat-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.cat-card-number {
  font-family: var(--font-h);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--red);
  letter-spacing: 0.15em;
}

.cat-card-badge {
  font-family: var(--font-h);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray);
  border: 1px solid rgba(211, 210, 210, 0.2);
  padding: 0.15rem 0.5rem;
  clip-path: polygon(4px 0, 100% 0, calc(100% - 4px) 100%, 0 100%);
  transition: all 0.2s;
}

.cat-card.active .cat-card-badge {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.cat-card-title {
  font-family: var(--font-sh);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.4rem;
  transition: color 0.2s;
  line-height: 1.2;
}

.cat-card-desc {
  font-family: var(--font-b);
  font-size: 0.8rem;
  color: var(--gray);
  line-height: 1.4;
  margin-bottom: 1rem;
  opacity: 0.85;
}

.cat-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(186, 1, 1, 0.2);
}

.cat-card-count {
  font-family: var(--font-h);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 700;
}

.cat-card-arrow {
  color: var(--red);
  font-size: 1rem;
  transition: transform 0.2s;
}

.cat-card:hover .cat-card-arrow {
  transform: translateX(4px);
}

/* ---- Empty Projects State ---- */
.empty-projects {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--card-bg);
  border: 1px dashed rgba(186, 1, 1, 0.3);
  clip-path: polygon(
    0 0,
    calc(100% - 20px) 0,
    100% 20px,
    100% 100%,
    20px 100%,
    0 calc(100% - 20px)
  );
  margin: 1rem 0;
  width: 100%;
}

.empty-projects.hidden {
  display: none;
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.6;
}

.empty-projects h3 {
  font-family: var(--font-sh);
  font-size: 1.4rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.empty-projects p {
  font-family: var(--font-b);
  font-size: 0.95rem;
  color: var(--gray);
}

/* ---- Filter bar ---- */
.filter-bar {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}
.filter-label {
  font-family: var(--font-h);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gray);
  margin-right: 0.5rem;
}
.filter-btn {
  font-family: var(--font-h);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gray);
  background: transparent;
  border: 1px solid rgba(211, 210, 210, 0.25);
  padding: 0.4rem 1.1rem;
  cursor: pointer;
  clip-path: polygon(6px 0%, 100% 0%, calc(100% - 6px) 100%, 0% 100%);
  transition: all 0.2s;
}
.filter-btn.active,
.filter-btn:hover {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

/* ---- Projects grid ---- */
.projects-grid {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem 6rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

/* ---- Project card ---- */
.pcard {
  background: var(--card-bg);
  border: 1px solid rgba(186, 1, 1, 0.2);
  overflow: hidden;
  position: relative;
  scroll-margin-top: 100px;
  display: flex;
  flex-direction: column;
  clip-path: polygon(
    0 0,
    calc(100% - 20px) 0,
    100% 20px,
    100% 100%,
    20px 100%,
    0 calc(100% - 20px)
  );
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s cubic-bezier(0.4, 0, 0.2, 1),
    border-color 0.3s,
    box-shadow 0.3s;
}
.pcard.visible {
  opacity: 1;
  transform: translateY(0);
}
.pcard:hover {
  border-color: var(--red);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(186, 1, 1, 0.15);
}
.pcard.hidden {
  display: none;
}

.pcard-img-wrap {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.pcard-slider {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  width: 100%;
  height: 100%;
}

.pcard-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(30%) contrast(1.1);
  transition:
    filter 0.4s,
    transform 0.4s;
}

.pcard-slider .pcard-img {
  width: 100%;
  min-width: 100%;
  flex-shrink: 0;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}

.pcard-arrows {
  position: absolute;
  top: 50%;
  width: 100%;
  display: flex;
  justify-content: space-between;
  transform: translateY(-50%);
  z-index: 10;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.pcard-img-wrap:hover .pcard-arrows {
  opacity: 1;
  pointer-events: auto;
}

.arrow-btn {
  background: rgba(0, 0, 0, 0.6);
  color: white;
  border: none;
  padding: 10px 15px;
  cursor: pointer;
  font-size: 1.2rem;
  transition: background 0.2s;
}

.arrow-btn:hover {
  background: var(--red-p5, #ba0101);
}

.pcard:hover .pcard-img {
  filter: grayscale(0%) contrast(1.15);
  transform: scale(1.05);
}
.pcard-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, var(--overlay-solid));
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  opacity: 0;
  transition: opacity 0.3s;
}
.pcard:hover .pcard-overlay {
  opacity: 1;
}
.pcard-overlay-links {
  display: flex;
  gap: 0.75rem;
}
.pcard-overlay-links a {
  font-family: var(--font-h);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
  background: rgba(186, 1, 1, 0.9);
  padding: 0.35rem 0.9rem;
  clip-path: polygon(4px 0%, 100% 0%, calc(100% - 4px) 100%, 0% 100%);
  transition: background 0.2s;
}
.pcard-overlay-links a:hover {
  background: var(--white);
  color: var(--red);
}
.pcard-overlay-links a.outline {
  background: transparent;
  border: 1px solid var(--white);
}
.pcard-overlay-links a.outline:hover {
  background: var(--white);
  color: var(--red);
}

.pcard-body {
  padding: 1.5rem;
  flex-grow: 1;
}
.pcard-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.pcard-tag {
  font-family: var(--font-h);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  border: 1px solid rgba(186, 1, 1, 0.35);
  padding: 0.2rem 0.6rem;
}
.pcard-title {
  font-family: var(--font-sh);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.pcard-desc {
  font-family: var(--font-b);
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.7;
  text-align: justify;
  text-justify: auto;
}
.pcard-footer {
  padding: 0.875rem 1.5rem;
  border-top: 1px solid rgba(186, 1, 1, 0.15);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.pcard-year {
  font-family: var(--font-h);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--gray);
  opacity: 0.7;
}
.pcard-footer a {
  font-family: var(--font-h);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  text-decoration: none;
  transition: color 0.2s;
}
.pcard-footer a:hover {
  color: var(--white);
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .category-selector {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    gap: 0.75rem;
    padding: 0.5rem 1.5rem 1rem;
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
    scrollbar-width: thin;
    scrollbar-color: var(--red) transparent;
  }
  .category-selector::-webkit-scrollbar {
    height: 4px;
  }
  .category-selector::-webkit-scrollbar-thumb {
    background: var(--red);
    border-radius: 2px;
  }
  .cat-card {
    flex: 0 0 78%;
    min-width: 240px;
    min-height: auto;
    padding: 1rem 1.1rem;
    scroll-snap-align: start;
  }
  .cat-card-desc {
    display: none;
  }
  .cat-card-title {
    font-size: 1.15rem;
    margin: 0.25rem 0 0.5rem;
  }
  .cat-card-count {
    font-size: 0.7rem;
  }
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

/* ---- Placeholder cards ---- */
.pcard-placeholder {
  border-style: dashed;
  border-color: rgba(186, 1, 1, 0.2);
  opacity: 0.45;
}
.pcard-placeholder:hover {
  opacity: 0.65;
  border-color: rgba(186, 1, 1, 0.45);
  transform: none;
  box-shadow: none;
}
.pcard-img-empty {
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 10px,
    rgba(186, 1, 1, 0.04) 10px,
    rgba(186, 1, 1, 0.04) 12px
  );
}

.pcard-desc a {
  color: var(--red);
  text-decoration: none;
  transition: opacity 0.2s;
}
.pcard-desc a:hover {
  opacity: 0.75;
}