:root {
  --bg: #090909;
  --panel: #141414;
  --panel-2: #1d1b18;
  --ink: #f5f1e8;
  --muted: #a39b8d;
  --line: rgba(245, 241, 232, .14);
  --accent: #c9a45d;
  --accent-2: #ed1c24;
  --danger: #d54b4b;
}

* { box-sizing: border-box; }
html { min-height: 100%; }
body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: -apple-system, BlinkMacSystemFont, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  line-height: 1.55;
  letter-spacing: 0;
}
button, select { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }

.app-header {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 106px;
  display: flex;
  align-items: center;
  gap: 18px;
  border-bottom: 1px solid var(--line);
}
.brand-link {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  overflow: visible;
  flex: 0 0 auto;
  background: transparent;
}
.brand-link img { width: 100%; height: 100%; object-fit: contain; display: block; }
.eyebrow, .label {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}
h1, h2 { margin: 0; line-height: 1.08; letter-spacing: 0; }
h1 { font-size: clamp(36px, 6vw, 74px); font-weight: 780; }
h2 { font-size: clamp(26px, 4vw, 42px); }

.app-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 72px;
}
.toolbar, .album-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.tab-button, .home-button, .secondary-button, .album-actions button, .icon-button, .picker-button {
  min-height: 42px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: #111;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-radius: 8px;
  padding: 10px 14px;
}
.tab-button.is-active, .secondary-button:hover, .album-actions button:hover, .icon-button:hover {
  border-color: rgba(201, 164, 93, .6);
  color: #fff;
  background: #201b12;
}
.home-button, .icon-button { width: 42px; padding: 0; }
.danger { color: #ffd8d8 !important; border-color: rgba(213, 75, 75, .35) !important; }

.view { display: none; }
.view.is-active { display: block; }
.upload-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, .55fr);
  gap: 18px;
}
.panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--panel), #101010);
  border-radius: 8px;
  padding: 18px;
}
.panel-head, .section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
select {
  width: min(520px, 100%);
  min-height: 42px;
  color: var(--ink);
  background: #0b0b0b;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 12px;
}
.drop-zone {
  min-height: 280px;
  margin-top: 18px;
  border: 1px dashed rgba(201, 164, 93, .55);
  border-radius: 8px;
  background: #0b0b0b;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 10px;
  padding: 22px;
  text-align: center;
  transition: border-color .16s ease, background .16s ease, transform .16s ease;
}
.drop-zone.is-dragging {
  border-color: var(--accent);
  background: #15120d;
  transform: translateY(-1px);
}
.drop-zone i { font-size: 42px; color: var(--accent); }
.drop-zone strong { font-size: 26px; }
.drop-zone span, .muted, .info-panel p { color: var(--muted); }
#fileInput { position: absolute; inline-size: 1px; block-size: 1px; opacity: 0; }
#cameraInput { position: absolute; inline-size: 1px; block-size: 1px; opacity: 0; }
.mobile-pickers {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 12px;
}
.picker-button {
  min-height: 50px;
  background: #15120d;
  border-color: rgba(201, 164, 93, .38);
}
.status-row { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; margin-top: 16px; }
progress { width: 100%; height: 12px; accent-color: var(--accent); }
.error-list {
  margin-top: 14px;
  border: 1px solid rgba(213, 75, 75, .34);
  border-radius: 8px;
  background: rgba(68, 18, 18, .28);
  color: #ffd8d8;
  padding: 12px;
  font-size: 14px;
}
.error-list strong { display: block; margin-bottom: 6px; }
.error-list ul { margin: 0; padding-left: 18px; }
.error-list li + li { margin-top: 4px; }
.cloud-status {
  margin: -6px 0 18px;
  border: 1px solid rgba(201, 164, 93, .28);
  border-radius: 8px;
  background: rgba(31, 25, 14, .48);
  color: var(--muted);
  padding: 10px 12px;
  font-size: 14px;
}
.cloud-status a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.album-grid, .photo-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}
.album-grid { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.photo-grid { grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); }
.album-card, .photo-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  overflow: hidden;
}
.album-cover, .photo-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background: #050505;
}
.album-body, .photo-body { padding: 12px; }
.album-body h3, .photo-body strong {
  margin: 0;
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.card-actions { display: flex; gap: 8px; margin-top: 12px; }
.card-actions button {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0b0b0b;
  color: var(--ink);
  min-height: 38px;
}
.photo-meta {
  color: var(--muted);
  font-size: 12px;
  margin: 5px 0 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 76px 72px;
  background: rgba(0, 0, 0, .88);
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.lightbox-close, .lightbox-nav {
  position: fixed;
  border: 1px solid var(--line);
  background: rgba(14, 14, 14, .82);
  color: white;
  border-radius: 50%;
  width: 48px;
  height: 48px;
}
.lightbox-close { top: 20px; right: 20px; }
.lightbox-nav.prev { left: 20px; top: 50%; }
.lightbox-nav.next { right: 20px; top: 50%; }
#lightboxCaption {
  position: fixed;
  left: 24px;
  right: 24px;
  bottom: 18px;
  text-align: center;
  color: var(--muted);
  margin: 0;
}

@media (max-width: 760px) {
  .app-header { align-items: flex-start; padding: 20px 0; min-height: 0; }
  .brand-link { width: 74px; height: 74px; }
  h1 { font-size: clamp(34px, 12vw, 54px); }
  .upload-layout { grid-template-columns: 1fr; }
  .panel-head, .section-head { align-items: flex-start; flex-direction: column; }
  .drop-zone { min-height: 180px; }
  .mobile-pickers { display: grid; }
  .status-row { grid-template-columns: 1fr; }
  .tab-button span, .home-button span, .album-actions span { display: none; }
  .lightbox { padding: 70px 18px; }
}