/* Ocean theme --------------------------------------------------------- */
:root {
  --foam:    #f4f8fb;
  --mist:    #e6eef3;
  --mist-2:  #d8e4ec;
  --deep:    #0d2137;
  --deep-2:  #1a3550;
  --harbor:  #1f6f8b;
  --aqua:    #3aa8b8;
  --coral:   #e08e6a;
  --muted:   #6a8195;
  --border:  #cddbe6;
  --danger:  #c25050;
  --shadow:  0 1px 2px rgba(13, 33, 55, 0.06), 0 4px 16px rgba(13, 33, 55, 0.06);
  --radius:  8px;
  --serif:   "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", ui-serif, Georgia, serif;
  --sans:    system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  color: var(--deep);
  background: var(--foam);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.55;
}
a { color: var(--harbor); text-decoration: none; }
a:hover { color: var(--aqua); }
img { display: block; max-width: 100%; height: auto; }

.page {
  max-width: 1240px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

/* Header --------------------------------------------------------------- */
.site-header { margin-bottom: 2rem; }
.site-name {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.01em;
  margin: 0;
}
.site-name a { color: var(--deep); }
.site-name a:hover { color: var(--harbor); }
.site-description {
  color: var(--muted);
  margin: 0.5rem 0 0;
  font-size: 1.05rem;
}
.site-description p { margin: 0 0 0.75rem; }
.site-description p:last-child { margin-bottom: 0; }
.site-description a { color: var(--harbor); text-decoration: underline; }
.site-description a:hover { color: var(--aqua); }

/* Justified flex grid -------------------------------------------------- */
.gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 -3px 3rem;
}
.tile {
  margin: 0;
  min-width: 180px;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--mist);
  transition: transform 160ms ease, box-shadow 160ms ease;
}
.tile:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.tile-link { display: block; height: 100%; }
.tile picture, .tile img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.tile[hidden] { display: none; }

.empty {
  color: var(--muted);
  font-style: italic;
  padding: 3rem 0;
  text-align: center;
}

/* Filters -------------------------------------------------------------- */
.filters {
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  margin-top: 1rem;
}
.filters-header {
  display: flex; align-items: baseline; gap: 1rem;
  margin-bottom: 0.75rem;
}
.filters h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.1rem;
  margin: 0;
  color: var(--muted);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.clear-all {
  background: none;
  border: 1px solid transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font: inherit;
  font-size: 0.85rem;
}
.clear-all:hover { color: var(--harbor); border-color: var(--border); }

.facet {
  margin-bottom: 1.1rem;
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 0.5rem 1rem;
  align-items: baseline;
}
.facet h3 {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  margin: 0.3rem 0 0;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.chips {
  display: flex; flex-wrap: wrap; gap: 6px;
}
.chip {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--deep);
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background 120ms, border-color 120ms, color 120ms;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.chip:hover { border-color: var(--harbor); color: var(--harbor); }
.chip-selected {
  background: var(--harbor);
  border-color: var(--harbor);
  color: #fff;
}
.chip-selected:hover { background: var(--aqua); border-color: var(--aqua); color: #fff; }
.chip-count {
  font-size: 0.72rem;
  color: var(--muted);
  background: var(--mist);
  padding: 0.05rem 0.4rem;
  border-radius: 999px;
}
.chip-selected .chip-count {
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
}
.chip[hidden] { display: none; }

@media (max-width: 640px) {
  .facet { grid-template-columns: 1fr; gap: 0.3rem; }
  .facet h3 { margin-bottom: 0; }
}

/* Photo detail --------------------------------------------------------- */
.photo-detail { max-width: 1140px; margin: 0 auto; }
.back-link { margin-bottom: 1rem; }
.back-link a { color: var(--muted); }
.back-link a:hover { color: var(--harbor); }
.photo-frame {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--mist);
  box-shadow: var(--shadow);
}
.photo-frame picture, .photo-frame img { width: 100%; height: auto; display: block; }
.photo-caption {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.92rem;
  display: flex; flex-wrap: wrap; gap: 0.15rem 1rem;
  align-items: baseline;
}
.photo-caption strong { color: var(--deep); font-weight: 600; }
.photo-caption .download { margin-left: auto; }

/* Admin ---------------------------------------------------------------- */
.admin-section {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.admin-section h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.5rem;
  margin: 0 0 1rem;
}
.stack { display: flex; flex-direction: column; gap: 0.75rem; align-items: flex-start; }
.stack label { display: block; width: 100%; max-width: 520px; }
.stack label span { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 0.15rem; }
.stack input[type="text"], .stack input[type="password"], .stack input[type="file"] {
  width: 100%;
  border: 1px solid var(--border);
  padding: 0.55rem 0.7rem;
  border-radius: 6px;
  font: inherit;
  background: #fff;
}
.stack input:focus { outline: 2px solid var(--aqua); outline-offset: 1px; }

.btn-primary, .btn-secondary, .btn-danger {
  border: none;
  padding: 0.55rem 1.1rem;
  border-radius: 6px;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background 120ms;
}
.btn-primary  { background: var(--harbor); color: #fff; }
.btn-primary:hover  { background: var(--deep-2); }
.btn-secondary { background: var(--mist-2); color: var(--deep); }
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }

.admin-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 1rem; }
.admin-row {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 1rem;
  padding: 1rem;
  background: var(--foam);
  border: 1px solid var(--border);
  border-radius: 6px;
  align-items: start;
}
.admin-thumb {
  width: 120px; height: 120px; overflow: hidden; border-radius: 4px;
  background: var(--mist);
}
.admin-thumb picture, .admin-thumb img { width: 100%; height: 100%; object-fit: cover; }
.admin-fields { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.6rem 1rem; }
.admin-fields label { display: block; }
.admin-fields label span { display: block; font-size: 0.8rem; color: var(--muted); margin-bottom: 0.15rem; }
.admin-fields input[type="text"] {
  width: 100%; border: 1px solid var(--border);
  padding: 0.4rem 0.55rem; border-radius: 5px; font: inherit; background: #fff;
}
.admin-fields .checkbox { display: flex; align-items: center; gap: 0.4rem; }
.admin-fields .checkbox span { margin: 0; font-size: 0.85rem; color: var(--deep); }
.admin-meta {
  grid-column: 1 / -1;
  display: flex; gap: 0.8rem; flex-wrap: wrap;
  color: var(--muted); font-size: 0.85rem;
}
.admin-actions { grid-column: 1 / -1; }
.admin-delete { align-self: start; }

@media (max-width: 720px) {
  .admin-row { grid-template-columns: 100px 1fr; }
  .admin-fields { grid-template-columns: 1fr; }
  .admin-delete { grid-column: 1 / -1; justify-self: end; }
}

.save-all-bar {
  position: sticky;
  bottom: 0;
  margin-top: 1.5rem;
  padding: 0.9rem 0;
  background: #fff;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  z-index: 2;
}

.download-parts { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.download-parts form { display: inline; margin: 0; }
.admin-note { color: var(--muted); font-size: 0.85rem; margin-top: 0.75rem; }

.upload-progress-text { color: var(--muted); margin: 0.75rem 0 0.3rem; font-size: 0.95rem; }
.upload-progress-bar { height: 6px; background: var(--mist); border-radius: 3px; overflow: hidden; margin-bottom: 0.75rem; }
.upload-progress-fill { height: 100%; width: 0; background: var(--harbor); transition: width 300ms ease; }
.upload-progress-log { list-style: none; padding: 0; margin: 0; font-size: 0.85rem; display: flex; flex-direction: column; gap: 0.15rem; }
.upload-row-ok { color: var(--muted); }
.upload-row-error { color: var(--danger); }

/* Login box ------------------------------------------------------------ */
.login-box {
  max-width: 340px;
  margin: 3rem auto;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
}
.login-box h2 {
  font-family: var(--serif);
  font-weight: 500;
  margin: 0 0 1rem;
  font-size: 1.5rem;
}

/* Flashes -------------------------------------------------------------- */
.flashes { list-style: none; padding: 0; margin: 0 0 1rem; }
.flash {
  padding: 0.55rem 0.9rem; border-radius: 6px; font-size: 0.9rem;
  margin-bottom: 0.4rem;
}
.flash-success { background: #dcefe8; color: #1a5c48; }
.flash-error   { background: #f7dedb; color: #8f2a1e; }

/* Footer --------------------------------------------------------------- */
.site-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}
.inline-form { display: inline; }
.linky {
  background: none; border: none; color: var(--muted);
  cursor: pointer; padding: 0; font: inherit;
}
.linky:hover { color: var(--harbor); }
.muted { color: var(--muted); }