/* ================================================
   Dynamic Picture Gallery — Frontend Styles
   Aesthetic: Dark editorial magazine / luxury
   Portrait-forced thumbnails (3:4 ratio)
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=DM+Sans:wght@300;400;500&display=swap');

:root {
  --dpg-bg:         #0e0e0e;
  --dpg-surface:    #161616;
  --dpg-border:     rgba(255,255,255,.08);
  --dpg-accent:     #c9a96e;
  --dpg-accent-dim: rgba(201,169,110,.18);
  --dpg-text:       #f0ede8;
  --dpg-muted:      rgba(240,237,232,.45);
  --dpg-white:      #ffffff;
  --dpg-radius:     4px;
  --dpg-transition: .38s cubic-bezier(.4,0,.2,1);
  --dpg-font-head:  'Cormorant Garamond', Georgia, serif;
  --dpg-font-body:  'DM Sans', system-ui, sans-serif;
  /* Portrait aspect ratio — taller than wide */
  --dpg-thumb-ratio: 133%;   /* = 3:4  portrait */
}

/* ── Wrapper ── */
.dpg-gallery-wrapper {
  position: relative;
  width: 100%;
  background: var(--dpg-bg);
  padding: 2.5rem 1.5rem 3rem;
  box-sizing: border-box;
  font-family: var(--dpg-font-body);
  color: var(--dpg-text);
  border-radius: 6px;
}

/* ── Header ── */
.dpg-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.dpg-header__line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dpg-accent), transparent);
}
.dpg-header__label {
  font-family: var(--dpg-font-head);
  font-size: 1rem;
  font-style: italic;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--dpg-accent);
}

/* ── Grid ── */
.dpg-grid {
  display: grid;
  gap: 14px;
  list-style: none;
  margin: 0;
  padding: 0;
  transition: opacity .3s ease;
}
.dpg-grid--cols-2 { grid-template-columns: repeat(2, 1fr); }
.dpg-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
.dpg-grid--cols-4 { grid-template-columns: repeat(4, 1fr); }
.dpg-grid--cols-5 { grid-template-columns: repeat(5, 1fr); }

@media (max-width: 900px) {
  .dpg-grid--cols-4,
  .dpg-grid--cols-5 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .dpg-grid--cols-3,
  .dpg-grid--cols-4,
  .dpg-grid--cols-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 400px) {
  .dpg-grid { grid-template-columns: 1fr !important; }
}

/* ── Item ── */
.dpg-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--dpg-radius);
  background: var(--dpg-surface);
  cursor: pointer;
}
.dpg-item__link {
  display: block;
  text-decoration: none;
}

/* ── Portrait figure ── */
.dpg-item__figure {
  position: relative;
  margin: 0;
  padding: 0;
  /* FORCED PORTRAIT ratio — padding-top trick */
  padding-top: var(--dpg-thumb-ratio);
  overflow: hidden;
  background: #111;
}
.dpg-item__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* ensure landscape images are cropped to portrait, centred */
  object-position: center top;
  display: block;
  transition: transform var(--dpg-transition), filter var(--dpg-transition);
  will-change: transform;
}

/* ── Hover overlay ── */
.dpg-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(0,0,0,.88) 0%,
    rgba(0,0,0,.38) 45%,
    transparent 70%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  opacity: 0;
  transition: opacity var(--dpg-transition);
}
.dpg-item__overlay-inner {
  padding: 1rem .9rem .85rem;
  transform: translateY(8px);
  transition: transform var(--dpg-transition);
}
.dpg-item__title {
  font-family: var(--dpg-font-head);
  font-size: clamp(.85rem, 1.6vw, 1.1rem);
  font-weight: 400;
  color: var(--dpg-white);
  margin: 0 0 .25rem;
  line-height: 1.25;
  letter-spacing: .01em;
}
.dpg-item__cat {
  display: inline-block;
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--dpg-accent);
  font-weight: 500;
  margin-bottom: .3rem;
}
.dpg-item__excerpt {
  font-size: .72rem;
  color: rgba(255,255,255,.7);
  margin: .2rem 0 0;
  line-height: 1.5;
}
.dpg-item__date {
  display: block;
  font-size: .6rem;
  color: var(--dpg-muted);
  margin-top: .3rem;
  letter-spacing: .06em;
}
.dpg-item__zoom {
  position: absolute;
  top: .7rem;
  right: .7rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0,0,0,.55);
  border: 1px solid rgba(255,255,255,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: scale(.7);
  transition: opacity .25s, transform .25s, background .2s;
}
.dpg-item__zoom svg { width: 14px; height: 14px; color: #fff; }
.dpg-item__zoom:hover { background: var(--dpg-accent); border-color: var(--dpg-accent); }

/* ── Hover states ── */
.dpg-item:hover .dpg-item__img {
  transform: scale(1.06);
  filter: brightness(.88);
}
.dpg-item:hover .dpg-item__overlay { opacity: 1; }
.dpg-item:hover .dpg-item__overlay-inner { transform: translateY(0); }
.dpg-item:hover .dpg-item__zoom {
  opacity: 1;
  transform: scale(1);
}

/* ── Accent top border ── */
.dpg-item::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--dpg-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dpg-transition);
}
.dpg-item:hover::after { transform: scaleX(1); }

/* ── No posts ── */
.dpg-no-posts {
  grid-column: 1 / -1;
  padding: 3rem;
  text-align: center;
  color: var(--dpg-muted);
  font-style: italic;
}

/* ── Loading ── */
.dpg-loading {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(14,14,14,.75);
  z-index: 10;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}
.dpg-gallery-wrapper.is-loading .dpg-loading { display: flex; }
.dpg-gallery-wrapper.is-loading .dpg-grid { opacity: .3; pointer-events: none; }

.dpg-loading__spinner {
  display: flex;
  gap: 7px;
}
.dpg-loading__spinner span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--dpg-accent);
  animation: dpg-bounce .9s ease-in-out infinite;
}
.dpg-loading__spinner span:nth-child(2) { animation-delay: .15s; }
.dpg-loading__spinner span:nth-child(3) { animation-delay: .3s; }
@keyframes dpg-bounce {
  0%,80%,100% { transform: scale(.7); opacity: .4; }
  40%          { transform: scale(1.1); opacity: 1; }
}

/* ── Pagination ── */
.dpg-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}
.dpg-pagination__btn {
  width: 40px; height: 40px;
  border-radius: var(--dpg-radius);
  background: var(--dpg-surface);
  border: 1px solid var(--dpg-border);
  color: var(--dpg-text);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, border-color .2s, color .2s;
}
.dpg-pagination__btn svg { width: 16px; height: 16px; }
.dpg-pagination__btn:hover:not(:disabled) {
  background: var(--dpg-accent-dim);
  border-color: var(--dpg-accent);
  color: var(--dpg-accent);
}
.dpg-pagination__btn:disabled { opacity: .3; cursor: not-allowed; }

.dpg-pagination__pages {
  display: flex;
  gap: .35rem;
  flex-wrap: wrap;
  justify-content: center;
}
.dpg-pagination__page {
  min-width: 40px; height: 40px;
  padding: 0 .5rem;
  border-radius: var(--dpg-radius);
  background: var(--dpg-surface);
  border: 1px solid var(--dpg-border);
  color: var(--dpg-muted);
  font-family: var(--dpg-font-body);
  font-size: .82rem;
  cursor: pointer;
  transition: all .2s;
}
.dpg-pagination__page:hover {
  background: var(--dpg-accent-dim);
  border-color: var(--dpg-accent);
  color: var(--dpg-accent);
}
.dpg-pagination__page.is-active {
  background: var(--dpg-accent);
  border-color: var(--dpg-accent);
  color: #000;
  font-weight: 600;
}

/* ── Lightbox ── */
.dpg-lightbox {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  box-sizing: border-box;
}
.dpg-lightbox[hidden] { display: none; }
.dpg-lightbox__backdrop {
  position: fixed;
  inset: 0;
  z-index: 99998;
  background: rgba(0,0,0,.92);
  backdrop-filter: blur(6px);
  display: none;
}
.dpg-lightbox__backdrop.is-open { display: block; }

.dpg-lightbox__stage {
  position: relative;
  z-index: 1;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: dpg-lb-in .35s cubic-bezier(.4,0,.2,1);
}
@keyframes dpg-lb-in {
  from { opacity: 0; transform: scale(.94); }
  to   { opacity: 1; transform: scale(1);   }
}
.dpg-lightbox__img {
  max-height: 78vh;
  max-width: min(640px, 92vw);
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 3px;
  box-shadow: 0 30px 80px rgba(0,0,0,.7);
  display: block;
}
.dpg-lightbox__caption {
  margin-top: 1rem;
  text-align: center;
  max-width: 500px;
}
.dpg-lightbox__title {
  font-family: var(--dpg-font-head);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--dpg-white);
  margin: 0 0 .2rem;
}
.dpg-lightbox__meta {
  font-size: .72rem;
  color: var(--dpg-muted);
  letter-spacing: .06em;
  margin: 0;
}
.dpg-lightbox__counter {
  position: absolute;
  top: -2rem;
  left: 50%; transform: translateX(-50%);
  font-size: .7rem;
  color: var(--dpg-muted);
  letter-spacing: .08em;
  white-space: nowrap;
}

.dpg-lightbox__close {
  position: fixed;
  top: 1.2rem; right: 1.5rem;
  z-index: 2;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  color: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, transform .2s;
}
.dpg-lightbox__close:hover { background: rgba(255,255,255,.18); transform: rotate(90deg); }
.dpg-lightbox__close svg { width: 18px; height: 18px; }

.dpg-lightbox__nav {
  position: fixed;
  top: 50%; transform: translateY(-50%);
  z-index: 2;
  width: 50px; height: 50px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  color: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, border-color .2s;
}
.dpg-lightbox__nav svg { width: 20px; height: 20px; }
.dpg-lightbox__nav:hover { background: var(--dpg-accent-dim); border-color: var(--dpg-accent); }
.dpg-lightbox__nav--prev { left: 1.2rem; }
.dpg-lightbox__nav--next { right: 1.2rem; }
.dpg-lightbox__nav:disabled { opacity: .25; cursor: not-allowed; }