/* ===========================
   ROOT VARIABLES
=========================== */
:root {
  --c-bg-1: #fafafa;
  --c-bg-2: #f0f0f0;

  --c-text-1: #111;
  --c-text-2: #222;
  --c-text-3: #444;
  --c-text-4: #666;
  --c-text-5: #888;

  --c-gold-1: #d4b27c;
  --c-gold-2: #b48c50;
  --c-gold-3: #8c6d3f;

  --radius-s: 4px;
  --radius-m: 6px;
  --radius-l: 8px;

  --shadow-s: 0 1px 4px rgba(0,0,0,0.10);
  --shadow-m: 0 2px 8px rgba(0,0,0,0.12);
  --shadow-l: 0 6px 16px rgba(0,0,0,0.18);

  --fs-xs: 0.85rem;
  --fs-s: 1rem;
  --fs-m: 1.2rem;
  --fs-l: 1.6rem;
  --fs-xl: 2rem; /* opravené */

  --t-fast: 0.15s ease;
  --t-med: 0.25s ease;
  --t-slow: 0.35s ease;

  --gap: 2rem;

  --min-card: 260px;
  --min-photo: 350px;
}

/* ===========================
   GRID UTILITIES
=========================== */
.grid-auto {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(var(--min-card), 1fr));
}

.grid-2 {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(2, 1fr);
}

.gallery {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(var(--min-card), 1fr));
  margin: 2rem 0;
}

/* ===========================
   ALBUM LISTING
=========================== */
.album a {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.album figure {
  margin: 0;
  width: 100%;
  aspect-ratio: 400 / 267;
  background: var(--c-bg-2);
  border-radius: var(--radius-m);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-m);
  transition: transform var(--t-med), box-shadow var(--t-med);
}

.album img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.album:hover figure {
  transform: translateY(-3px);
  box-shadow: var(--shadow-l);
}

.album figcaption {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.album h3 {
  margin: 0;
  font-size: var(--fs-m);
  font-weight: 600;
  position: relative;
  padding-bottom: 6px;
  transition: color var(--t-slow);
  text-align: center;
  color: var(--c-text-1);
}

.album h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--c-gold-1);
  opacity: 0.5;
  transition: opacity var(--t-slow), height var(--t-slow);
}

.album:hover h3 {
  color: var(--c-gold-2);
}

.album:hover h3::after {
  opacity: 1;
  height: 3px;
}

.album time {
  font-size: var(--fs-s);
  color: var(--c-text-5);
  text-align: center;
}

/* ===========================
   BACK LINK
=========================== */
.back-link {
  margin: 0 0 1.2rem 0;
}

.back-link a {
  position: relative;
  color: var(--c-gold-2);
  text-decoration: none;
  font-weight: 500;
  padding: 0 0 3px 1.2em; /* ← pridali sme ľavý padding */
  transition: color var(--t-fast);
}

.back-link a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 2px;
  background-color: var(--c-gold-1);
  opacity: 0.7;
  transition: width var(--t-med);
}

.back-link a::before {
  content: "←";
  position: absolute;
  left: 0;
  opacity: 0;
  transform: translateX(5px);
  transition: opacity var(--t-fast), transform var(--t-fast);
}

.back-link a:hover {
  color: var(--c-gold-3);
}

.back-link a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

.back-link a:hover::after {
  width: 100%;
}

/* ===========================
   ALBUM DETAIL
=========================== */
.album-detail h3 {
  font-family: "Roboto", sans-serif;
  font-size: var(--fs-xl);
  font-weight: 300;
  letter-spacing: 1px;
  color: var(--c-text-1);
  margin-bottom: 0.2em;
}

.album-detail .album-photos {
  display: grid;
  gap: var(--gap);
  grid-template-columns: repeat(auto-fit, minmax(var(--min-photo), 1fr));
  margin-top: 1.5rem;
}

@media (min-width: 1024px) {
  .album-detail .album-photos {
    grid-template-columns: repeat(2, 1fr);
  }
}

.album-detail .album-photos figure {
  margin: 0;
  padding: 0.8rem;
  background: var(--c-bg-1);
  border-radius: var(--radius-l);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-s);
  transition: transform var(--t-med), box-shadow var(--t-med);
}

.album-detail .album-photos figure:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-l);
}

.album-detail .album-photos img {
  width: 100%;
  max-width: 600px;
  aspect-ratio: 3 / 2;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-s);
  display: block;
  transition: transform var(--t-med), filter var(--t-med);
}

.album-detail .album-photos img:hover {
  transform: scale(1.03);
  filter: brightness(1.05);
}

.album-detail .album-photos figcaption {
  margin-top: 0.6rem;
  text-align: center;
  font-size: var(--fs-s);
  color: var(--c-text-4);
}

/* ===========================
   YEAR GRID
=========================== */
.year-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.year-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem;
  background: var(--c-bg-2);
  border-radius: var(--radius-l);
  font-size: var(--fs-s);
  font-weight: 600;
  text-decoration: none;
  color: var(--c-text-2);
  transition: background var(--t-fast), transform var(--t-fast);
}

.year-card:hover {
  background: #e0e0e0;
  transform: translateY(-3px);
}

/* ===========================
   MEDIA QUERIES
=========================== */
@media (max-width: 480px) {
  .gallery {
    gap: 1.4rem;
  }

  .album h3 {
    font-size: var(--fs-s);
  }

  .album-detail .album-photos {
    gap: 1.2rem;
  }
}

/* ===========================
   SELECT
=========================== */
.gallery-select {
  margin: 1.5em 0;
}

/* ============================================
   FIX: Optimalizácia galérie pre malé mobily
   (iPhone 6s – 320 px viewport)
============================================ */
@media (max-width: 480px) {
  :root {
    --min-card: 160px;   /* pôvodne 260px – príliš veľké pre 320px šírku */
    --min-photo: 200px;  /* pôvodne 350px – spôsobovalo pretekanie */
  }

  /* Pre istotu zjemníme aj správanie gridu v detaili albumu */
  .album-detail .album-photos {
    grid-template-columns: repeat(auto-fit, minmax(var(--min-photo), 1fr));
  }
}