/* Dự án đã hoàn thành */

.project-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.project-filter__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-strong);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-secondary);
  transition: color var(--dur-fast) linear, background-color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.project-filter__btn span {
  display: inline-grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  background: var(--gold-wash);
  font-size: 0.6875rem;
  color: var(--gold-ink);
}
.project-filter__btn:hover { color: var(--text-primary); border-color: var(--gold-primary); }
.project-filter__btn[aria-pressed="true"] {
  color: var(--on-gold);
  border-color: transparent;
  background: var(--gradient-gold);
}
.project-filter__btn[aria-pressed="true"] span { background: rgba(17, 17, 17, 0.14); color: #111; }

.projects__grid { display: grid; gap: 16px; }
.projects__empty { padding: 32px; text-align: center; color: var(--text-secondary); }

/* Nút xem thêm dự án (chỉ trên mobile) */
.projects__more { display: flex; justify-content: center; margin-top: 24px; }
.projects__more[hidden] { display: none; }
.projects__more .btn { min-width: min(100%, 260px); }
.projects__more .icon { transition: transform var(--dur) var(--ease-out); }
.projects__more [aria-expanded="true"] .icon { transform: rotate(180deg); }
@media (max-width: 767px) {
  .projects.is-collapsible:not(.is-expanded) .project-card.is-extra { display: none; }
}

/* Thẻ dự án */
.project-card { gap: 0; padding: 0; overflow: hidden; }
.project-card.is-hiding { opacity: 0; scale: 0.97; }
.project-card { transition: transform var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out), opacity 240ms var(--ease-out), scale 240ms var(--ease-out); }
@media (hover: hover) {
  .project-card:hover { border-color: var(--gold-primary); box-shadow: 0 18px 40px -24px rgba(212, 175, 55, 0.55); }
  .project-card:hover .project-card__media img,
  .project-card:hover .project-card__mono { transform: scale(1.03); }
}
.project-card__media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
  background: #fff;
}
.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 18px;
  transition: transform 500ms var(--ease-out);
}
.project-card__media--mono { background: #0b0b0b; }
.project-card__mono {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 8px;
  color: #D4AF37;
  background:
    radial-gradient(70% 90% at 80% 0%, rgba(212, 175, 55, 0.28), transparent 60%),
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px) 0 0 / 28px 28px,
    #0b0b0b;
  transition: transform 500ms var(--ease-out);
}
.project-card__mono .icon { width: 26px; height: 26px; }
.project-card__mono b {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  background: linear-gradient(120deg, #C9A227, #FFD700 35%, #D4AF37 65%, #FFF1A8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.project-card__body { display: flex; flex-direction: column; gap: 12px; flex: 1; padding: clamp(20px, 3vw, 26px); }
.project-card__meta { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; }
.project-card__field {
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--gold-wash);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--gold-ink);
}
.project-card__time,
.project-card__client {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-xs);
  color: var(--text-secondary);
}
.project-card__client { font-weight: 600; color: var(--text-primary); margin-top: -4px; }
.project-card__open { cursor: pointer; }

/* Nội dung chi tiết: hiển thị trong hộp thoại khi có JS */
.project-detail {
  display: grid;
  gap: 18px;
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.js .project-card .project-detail { display: none; }
html:not(.js) .project-card__open { display: none; }
.project-detail__title { font-size: var(--fs-h3); letter-spacing: -0.02em; }
.project-detail__facts { display: grid; gap: 12px; margin: 0; }
.project-detail__facts div { display: grid; align-content: start; gap: 2px; }
.project-detail__facts dt {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
}
.project-detail__facts dd { margin: 0; font-weight: 500; }
.project-detail__note { display: block; font-size: var(--fs-sm); font-weight: 400; color: var(--text-secondary); }
.project-detail__block h4 { margin: 0 0 10px; font-size: var(--fs-base); letter-spacing: -0.01em; }
.project-detail__block p { color: var(--text-secondary); }
.project-detail__links { display: grid; gap: 4px; margin: 0; padding: 0; list-style: none; }
.project-detail__links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  font-weight: 600;
  color: var(--text-primary);
}
.project-detail__links a:hover { color: var(--gold-ink); }
.project-detail__links .icon { width: 16px; height: 16px; color: var(--gold-ink); }

/* Hộp thoại chi tiết dự án */
.modal--project { width: min(640px, calc(100% - 32px)); }
.modal__eyebrow {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-ink);
}
.project-dialog__body { max-height: calc(100dvh - 160px); overflow-y: auto; overscroll-behavior: contain; }
.project-dialog__body .project-detail { margin-top: 0; padding-top: 0; border-top: 0; }

@media (min-width: 768px) {
  .projects__grid { grid-template-columns: repeat(2, 1fr); }
  .project-detail__facts { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .projects__grid { grid-template-columns: repeat(3, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  .project-card.is-hiding { opacity: 1; scale: none; }
}