/* Immich v3.1.0-aligned theme for the gated photos viewer */

@font-face {
  font-family: "GoogleSans";
  src: url("../fonts/GoogleSans.ttf") format("truetype");
  font-weight: 410 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --immich-primary: 66 80 175;
  --immich-bg: 255 255 255;
  --immich-fg: 0 0 0;
  --immich-dark-primary: 172 203 250;
  --immich-dark-bg: 10 10 10;
  --immich-dark-fg: 229 231 235;
  --immich-dark-gray: 33 33 33;

  --immich-ui-primary-500: #4250af;
  --immich-ui-primary-600: #343f8d;
  --immich-ui-light: #fff;
  --immich-ui-dark: #3d3d3d;
  --immich-ui-muted: #a1a1a1;
  --immich-ui-gray: #f5f5f5;
  --immich-ui-default-border: #d4d4d4;
  --immich-ui-light-100: #f5f5f5;
  --immich-ui-light-200: #e5e5e5;
  --immich-ui-light-300: #d4d4d4;
  --immich-ui-light-600: #737373;
  --immich-ui-light-700: #525252;

  --color-bg: rgb(var(--immich-bg));
  --color-surface: #ffffff;
  --color-surface-2: #f5f5f5;
  --color-text: var(--immich-ui-dark);
  --color-text-muted: var(--immich-ui-muted);
  --color-border: var(--immich-ui-default-border);
  --color-primary: rgb(var(--immich-primary));
  --color-primary-fg: #ffffff;
  --color-overlay: rgba(0, 0, 0, 0.92);

  --font-sans: "GoogleSans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --navbar-height: 4.75rem;
  --gallery-gap: 2px;
  --thumb-min: 118px;
  --radius: 12px;
  --radius-sm: 8px;
  --z-header: 100;
  --z-sidebar: 200;
  --z-lightbox: 1000;
}

:root.dark {
  color-scheme: dark;
  --immich-ui-primary-500: #accbfa;
  --immich-ui-primary-600: #bfd6fb;
  --immich-ui-light: #000;
  --immich-ui-dark: #dbdbdb;
  --immich-ui-muted: #d4d4d4;
  --immich-ui-gray: #101116;
  --immich-ui-default-border: #2a2a2a;
  --immich-ui-light-100: #171717;
  --immich-ui-light-200: #262626;
  --immich-ui-light-300: #404040;
  --immich-ui-light-600: #a3a3a3;
  --immich-ui-light-700: #d4d4d4;

  --color-bg: rgb(var(--immich-dark-bg));
  --color-surface: rgb(var(--immich-dark-gray));
  --color-surface-2: #1a1a1a;
  --color-text: rgb(var(--immich-dark-fg));
  --color-text-muted: #a3a3a3;
  --color-border: #2a2a2a;
  --color-primary: rgb(var(--immich-dark-primary));
  --color-primary-fg: #0a0a0a;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  height: 100%;
  font-size: 16px;
}

html::-webkit-scrollbar {
  width: 8px;
}
html::-webkit-scrollbar-track {
  background-color: var(--immich-ui-light-100);
  border-radius: 4px;
}
html::-webkit-scrollbar-thumb {
  background-color: color-mix(in oklab, var(--immich-ui-light-600) 40%, transparent);
  border-radius: 4px;
}
html::-webkit-scrollbar-thumb:hover {
  background-color: color-mix(in oklab, var(--immich-ui-primary-500) 70%, transparent);
}

body {
  font-family: var(--font-sans);
  letter-spacing: 0.1px;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}
button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

input,
select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

img,
video {
  display: block;
  max-width: 100%;
}

/* `display: block` above overrides the UA [hidden] rule */
img[hidden],
video[hidden] {
  display: none !important;
}

.icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

/* ----- Navbar (Immich-style) ----- */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  height: var(--navbar-height);
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-content {
  height: 100%;
  max-width: 100%;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: max-content;
  text-decoration: none;
  color: inherit;
}

.logo-mark {
  width: 2rem;
  height: 2rem;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.2px;
  color: var(--color-primary);
}

.search-container {
  display: flex;
  align-items: center;
  max-width: 42rem;
  width: 100%;
  margin: 0 auto;
  background: var(--color-surface-2);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.15rem 0.35rem 0.15rem 1rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.search-container:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.search-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  padding: 0.65rem 0.5rem;
  min-width: 0;
}

.search-input::placeholder {
  color: var(--color-text-muted);
}

.search-btn,
.btn-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  position: relative;
  transition: background 0.15s ease, color 0.15s ease;
}

.search-btn:hover,
.btn-icon:hover {
  background: var(--immich-ui-light-200);
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.filter-badge {
  position: absolute;
  top: 0.2rem;
  right: 0.2rem;
  min-width: 1rem;
  height: 1rem;
  padding: 0 0.25rem;
  border-radius: 999px;
  background: var(--color-primary);
  color: var(--color-primary-fg);
  font-size: 0.65rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

:root:not(.dark) .icon-moon {
  display: none;
}
:root.dark .icon-sun {
  display: none;
}

/* ----- Filter drawer ----- */

.filter-panel {
  position: fixed;
  top: var(--navbar-height);
  right: 0;
  bottom: 0;
  width: min(22rem, 100vw);
  z-index: var(--z-sidebar);
  background: var(--color-surface);
  border-left: 1px solid var(--color-border);
  overflow: auto;
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.18);
}

.filter-panel[hidden] {
  display: none !important;
}

.filter-panel-content {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.filter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filter-header h2 {
  font-size: 1.1rem;
  font-weight: 600;
}

.filter-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
  color: var(--color-text-muted);
}

.filter-section {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.65rem;
}

.input-group label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.input,
.select {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
}

.date-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.radio-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.radio-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  cursor: pointer;
}

.radio-item:has(input:checked) {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: color-mix(in oklab, var(--color-primary) 12%, transparent);
}

.people-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.person-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem 0.25rem 0.25rem;
  border-radius: 999px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  font-size: 0.8rem;
  cursor: pointer;
}

.person-chip.selected {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.person-chip img {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 999px;
  object-fit: cover;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 550;
  transition: background 0.15s ease, opacity 0.15s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-fg);
}
.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-secondary {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
}
.btn-text {
  color: var(--color-primary);
  padding: 0.35rem 0.5rem;
}
.btn-full {
  width: 100%;
}

/* ----- Main / timeline ----- */

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.status-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem 0.35rem;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.active-filter-chip {
  background: color-mix(in oklab, var(--color-primary) 14%, transparent);
  color: var(--color-primary);
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
  font-size: 0.75rem;
}

.timeline {
  padding: 0 0 3rem;
}

.month-group {
  margin-top: 0.5rem;
}

.month-header {
  position: sticky;
  top: var(--navbar-height);
  z-index: 5;
  padding: 0.65rem 1rem;
  font-size: 0.95rem;
  font-weight: 600;
  background: color-mix(in oklab, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(8px);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--thumb-min), 1fr));
  gap: var(--gallery-gap);
  background: var(--color-bg);
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--color-surface-2);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.gallery-item img.loading {
  opacity: 0.35;
}

.gallery-item:hover img {
  transform: scale(1.03);
}

.gallery-item-overlay {
  display: none;
}

.video-indicator {
  position: absolute;
  right: 0.4rem;
  bottom: 0.4rem;
  width: 1.6rem;
  height: 1.6rem;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  display: grid;
  place-items: center;
}

.video-indicator svg {
  width: 0.75rem;
  height: 0.75rem;
  margin-left: 1px;
}

.gallery-loading,
.empty-state,
.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 4rem 1.5rem;
  color: var(--color-text-muted);
  text-align: center;
}

.gallery-loading[hidden],
.empty-state[hidden],
.error-state[hidden],
.load-more-container[hidden],
.loading-indicator[hidden] {
  display: none !important;
}

.spinner {
  width: 2.25rem;
  height: 2.25rem;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}

.spinner-small {
  width: 1.1rem;
  height: 1.1rem;
  border-width: 2px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.load-more-container {
  display: flex;
  justify-content: center;
  padding: 1.5rem;
}

.loading-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
}

.empty-icon,
.error-icon {
  width: 3rem;
  height: 3rem;
  opacity: 0.55;
}

/* ----- Lightbox / asset viewer ----- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-lightbox);
  background: #000;
  color: #fff;
}

.lightbox[hidden] {
  display: none !important;
}

.lightbox-overlay {
  display: none;
}

.lightbox-content {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}

.lightbox-media {
  max-width: 100vw;
  max-height: 100vh;
  display: grid;
  place-items: center;
}

.lightbox-image,
.lightbox-video {
  max-width: min(100vw, 100%);
  max-height: 100vh;
  object-fit: contain;
}

.lightbox-nav,
.lightbox-close,
.lightbox-info-toggle,
.lightbox-download {
  position: absolute;
  z-index: 2;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 999px;
  background: rgba(30, 30, 30, 0.65);
  color: #fff;
  display: grid;
  place-items: center;
  backdrop-filter: blur(6px);
}

.lightbox-nav:hover,
.lightbox-close:hover,
.lightbox-info-toggle:hover,
.lightbox-download:hover {
  background: rgba(66, 80, 175, 0.85);
}

.lightbox-prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-close {
  top: 1rem;
  right: 1rem;
}
.lightbox-download {
  top: 1rem;
  right: 4.25rem;
  width: auto;
  padding: 0 0.9rem;
  gap: 0.4rem;
  display: inline-flex;
}
.download-label {
  font-size: 0.85rem;
}
.lightbox-info-toggle {
  bottom: 1rem;
  right: 1rem;
}

.lightbox-loading {
  position: absolute;
}

.lightbox-sidebar {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(22rem, 100vw);
  background: rgba(16, 16, 16, 0.96);
  border-left: 1px solid #2a2a2a;
  overflow: auto;
  z-index: 3;
}

.lightbox-sidebar[hidden] {
  display: none !important;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid #2a2a2a;
}

.sidebar-content {
  padding: 1rem 1.1rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.metadata-title {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #a3a3a3;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metadata-value {
  font-size: 0.95rem;
}
.metadata-secondary {
  color: #a3a3a3;
  font-size: 0.85rem;
  margin-top: 0.2rem;
}

.exif-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.exif-label {
  display: block;
  font-size: 0.7rem;
  color: #a3a3a3;
  text-transform: uppercase;
}
.exif-value {
  font-size: 0.9rem;
}

.people-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

@media (max-width: 720px) {
  .header-content {
    grid-template-columns: auto auto;
    grid-template-rows: auto auto;
  }
  .logo-text {
    display: none;
  }
  .search-container {
    grid-column: 1 / -1;
    order: 3;
    max-width: none;
  }
  .header {
    height: auto;
    padding: 0.55rem 0;
  }
  :root {
    --navbar-height: 0px;
    --thumb-min: 33vw;
  }
  .month-header {
    top: 0;
  }
  .download-label {
    display: none;
  }
  .lightbox-download {
    width: 2.75rem;
    padding: 0;
  }
}

.loading-placeholder {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}