:root {
  color-scheme: light dark;

  --bg: #f2f2f7;
  --bg-elevated: #ffffff;
  --bg-material: rgba(249, 249, 251, 0.78);
  --fill: rgba(120, 120, 128, 0.12);
  --fill-strong: rgba(120, 120, 128, 0.2);
  --separator: rgba(60, 60, 67, 0.16);
  --label: #000000;
  --label-secondary: rgba(60, 60, 67, 0.62);
  --label-tertiary: rgba(60, 60, 67, 0.32);
  --accent: #007aff;
  --accent-contrast: #ffffff;
  --danger: #ff3b30;
  --success: #34c759;
  --tile-bg: #e5e5ea;

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 22px;
  --header-h: 56px;
  --tabbar-h: 54px;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --bg-elevated: #1c1c1e;
    --bg-material: rgba(22, 22, 24, 0.72);
    --fill: rgba(120, 120, 128, 0.24);
    --fill-strong: rgba(120, 120, 128, 0.36);
    --separator: rgba(84, 84, 88, 0.48);
    --label: #ffffff;
    --label-secondary: rgba(235, 235, 245, 0.6);
    --label-tertiary: rgba(235, 235, 245, 0.3);
    --accent: #0a84ff;
    --danger: #ff453a;
    --success: #30d158;
    --tile-bg: #1c1c1e;
  }
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  background: var(--bg);
  color: var(--label);
  min-height: 100vh;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

button,
input,
select {
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: var(--accent);
  text-decoration: none;
}

svg {
  display: block;
  flex-shrink: 0;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.muted {
  color: var(--label-secondary);
  font-size: 15px;
}

.center {
  text-align: center;
}

.sync-error {
  color: var(--danger) !important;
}

.error-text {
  color: var(--danger);
  font-size: 14px;
}

.spin {
  animation: spin 0.9s linear infinite;
}

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

/* Header */

.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  isolation: isolate;
  padding-top: env(safe-area-inset-top);
  border-bottom: 0.5px solid var(--separator);
}

/* Blur lives on a pseudo-element so the header never becomes the containing block of the fixed mobile tab bar */
.app-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--bg-material);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
}

.header-container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: var(--header-h);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 max(20px, env(safe-area-inset-right)) 0 max(20px, env(safe-area-inset-left));
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--label);
  font-weight: 600;
  font-size: 17px;
  justify-self: start;
}

.brand-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.nav-tabs {
  display: flex;
  gap: 2px;
  padding: 2px;
  background: var(--fill);
  border-radius: 10px;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--label-secondary);
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.nav-btn svg {
  width: 16px;
  height: 16px;
  display: none;
}

.nav-btn:hover {
  color: var(--label);
}

.nav-btn.active {
  color: var(--label);
  background: var(--bg-elevated);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 0 0 0.5px rgba(0, 0, 0, 0.04);
}

.lock-btn {
  justify-self: end;
}

body.locked .app-main,
body.locked .nav-tabs,
body.locked .lock-btn {
  display: none;
}

/* Main */

.app-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px max(20px, env(safe-area-inset-right)) calc(48px + env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fade-in 0.25s var(--ease);
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.page.narrow {
  max-width: 620px;
  margin: 0 auto;
}

.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0 16px;
}

.page-title {
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
}

.page-subtitle {
  margin-top: 4px;
  font-size: 15px;
  color: var(--label-secondary);
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 36px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  transition: opacity 0.15s var(--ease), background 0.15s var(--ease), transform 0.15s var(--ease);
}

.btn:active:not(:disabled) {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
}

.btn-primary:hover:not(:disabled) {
  opacity: 0.88;
}

.btn-secondary,
.btn-pill {
  background: var(--fill);
  color: var(--accent);
}

.btn-secondary:hover:not(:disabled),
.btn-pill:hover:not(:disabled) {
  background: var(--fill-strong);
}

.btn-pill.active {
  background: var(--accent);
  color: var(--accent-contrast);
}

.btn-plain {
  padding: 0 4px;
  min-height: 32px;
  color: var(--accent);
  font-weight: 500;
}

.btn-plain:hover:not(:disabled) {
  opacity: 0.7;
}

.btn-plain.danger,
.btn-glass.danger {
  color: var(--danger);
}

.btn-large {
  width: 100%;
  min-height: 50px;
  border-radius: 14px;
  font-size: 17px;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--fill);
  color: var(--accent);
  transition: background 0.15s var(--ease), color 0.15s var(--ease), transform 0.15s var(--ease);
}

.icon-btn svg {
  width: 19px;
  height: 19px;
}

.icon-btn:hover {
  background: var(--fill-strong);
}

.icon-btn:active {
  transform: scale(0.94);
}

.icon-btn.active {
  background: var(--accent);
  color: var(--accent-contrast);
}

.icon-btn.glass,
.btn-glass {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
}

.icon-btn.glass:hover,
.btn-glass:hover {
  background: rgba(255, 255, 255, 0.24);
}

/* Library */

.selection-bar {
  position: sticky;
  top: calc(var(--header-h) + env(safe-area-inset-top) + 8px);
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  margin-bottom: 16px;
  padding: 6px 14px;
  border-radius: var(--radius);
  background: var(--bg-material);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  box-shadow: 0 0 0 0.5px var(--separator);
}

.selection-bar #gallery-select-all {
  justify-self: start;
}

.selection-bar #gallery-delete-selected {
  justify-self: end;
}

.selection-count {
  font-size: 15px;
  font-weight: 600;
}

.month-section + .month-section {
  margin-top: 28px;
}

.month-title {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.mosaic-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 4px;
}

.mosaic-tile {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 6px;
  background: var(--tile-bg);
  cursor: pointer;
}

.mosaic-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.35s var(--ease), opacity 0.2s var(--ease);
}

@media (hover: hover) {
  .mosaic-tile:hover img {
    transform: scale(1.03);
  }
}

.mosaic-tile.pending img {
  opacity: 0.55;
}

.mosaic-tile.selected img,
.mosaic-tile.selected .privacy-placeholder {
  opacity: 0.6;
}

.privacy-placeholder {
  width: 100%;
  height: 100%;
  background: var(--fill);
}

.tile-date {
  position: absolute;
  left: 7px;
  bottom: 5px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 0 6px rgba(0, 0, 0, 0.5);
  pointer-events: none;
}

.privacy-placeholder + .tile-date {
  color: var(--label-secondary);
  text-shadow: none;
}

.selection-badge {
  position: absolute;
  right: 6px;
  bottom: 6px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1.5px solid #fff;
  background: rgba(0, 0, 0, 0.15);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.selection-badge.checked {
  background: var(--accent);
}

.selection-badge svg {
  width: 13px;
  height: 13px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 72px 24px;
}

.empty-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 18px;
  color: var(--label-tertiary);
}

.empty-icon svg {
  width: 100%;
  height: 100%;
}

.empty-state h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}

.empty-state p {
  max-width: 340px;
  font-size: 15px;
  color: var(--label-secondary);
  margin-bottom: 22px;
}

.empty-actions {
  display: flex;
  gap: 16px;
  align-items: center;
}

.gallery-sentinel {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 28px 0 32px;
  font-size: 13px;
  font-weight: 500;
  color: var(--label-tertiary);
}

.gallery-sentinel svg {
  width: 16px;
  height: 16px;
}

/* Camera */

.camera-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
  padding-top: 16px;
}

.viewfinder-wrapper {
  --vf-ratio: 1.3333;
  --vf-max-h: calc(100vh - var(--header-h) - 220px);
  position: relative;
  width: min(100%, 960px, calc(var(--vf-max-h) * var(--vf-ratio)));
  aspect-ratio: var(--vf-ratio);
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: opacity 0.1s ease;
}

@supports (height: 100dvh) {
  .viewfinder-wrapper {
    --vf-max-h: calc(100dvh - var(--header-h) - 220px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  }
}

.viewfinder-video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}

.overlay-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.camera-res-badge {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  color: rgba(255, 255, 255, 0.9);
  font-size: 11px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  pointer-events: none;
  z-index: 10;
}

.opacity-slider-box {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 320px;
  margin-top: 18px;
}

.slider-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--label-secondary);
}

.camera-controls {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: 100%;
  max-width: 320px;
  padding: 16px 0 8px;
}

.camera-controls #camera-switch-btn {
  justify-self: start;
}

.camera-controls #camera-overlay-btn {
  justify-self: end;
}

.camera-tool-btn {
  width: 48px;
  height: 48px;
  color: var(--label);
}

.camera-tool-btn svg {
  width: 22px;
  height: 22px;
}

.camera-tool-btn.active {
  background: var(--fill-strong);
  color: var(--accent);
}

.shutter-btn {
  width: 72px;
  height: 72px;
  padding: 5px;
  border-radius: 50%;
  border: 3px solid var(--label);
  background: transparent;
}

.shutter-inner {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--label);
  transition: transform 0.12s var(--ease);
}

.shutter-btn:active .shutter-inner {
  transform: scale(0.86);
}

.shutter-btn:disabled {
  opacity: 0.5;
}

/* Form controls */

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  flex: 1;
  min-width: 100px;
  height: 28px;
  background: transparent;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-runnable-track {
  height: 4px;
  border-radius: 2px;
  background: var(--fill-strong);
}

input[type="range"]::-moz-range-track {
  height: 4px;
  border-radius: 2px;
  background: var(--fill-strong);
}

input[type="range"]::-moz-range-progress {
  height: 4px;
  border-radius: 2px;
  background: var(--accent);
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  margin-top: -10px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0.5px 4px rgba(0, 0, 0, 0.2), 0 3px 8px rgba(0, 0, 0, 0.12);
}

input[type="range"]::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0.5px 4px rgba(0, 0, 0, 0.2), 0 3px 8px rgba(0, 0, 0, 0.12);
}

select {
  -webkit-appearance: none;
  appearance: none;
  padding: 4px 22px 4px 8px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238e8e93' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M8 9l4-4 4 4M8 15l4 4 4-4'/%3E%3C/svg%3E") no-repeat right 2px center / 14px;
  color: var(--label-secondary);
  font-size: 17px;
  text-align: right;
  cursor: pointer;
}

.switch {
  -webkit-appearance: none;
  appearance: none;
  position: relative;
  flex-shrink: 0;
  width: 51px;
  height: 31px;
  border-radius: 999px;
  background: var(--fill-strong);
  cursor: pointer;
  transition: background 0.25s var(--ease);
}

.switch::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 27px;
  height: 27px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.15), 0 1px 1px rgba(0, 0, 0, 0.16);
  transition: transform 0.25s var(--ease);
}

.switch:checked {
  background: var(--success);
}

.switch:checked::after {
  transform: translateX(20px);
}

/* Grouped lists */

.list-section {
  margin-bottom: 28px;
}

.list-header {
  padding: 0 16px 7px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--label-secondary);
}

.list-footer {
  padding: 7px 16px 0;
  font-size: 13px;
  line-height: 1.4;
  color: var(--label-secondary);
}

.list-group {
  background: var(--bg-elevated);
  border-radius: var(--radius);
  overflow: hidden;
}

.list-row {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 48px;
  padding: 8px 16px;
}

.list-row + .list-row::before {
  content: "";
  position: absolute;
  top: 0;
  left: 16px;
  right: 0;
  border-top: 0.5px solid var(--separator);
}

label.list-row {
  cursor: pointer;
}

.row-label {
  font-size: 17px;
  white-space: nowrap;
}

.row-stack {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.row-detail {
  font-size: 13px;
  color: var(--label-secondary);
}

.list-row input[type="range"] {
  max-width: 260px;
}

.row-input {
  flex: 1;
  min-width: 0;
  padding: 6px 0;
  border: none;
  background: transparent;
  font-size: 17px;
  outline: none;
}

.row-input::placeholder {
  color: var(--label-tertiary);
}

.segmented {
  display: flex;
  flex: 1;
  padding: 2px;
  border-radius: 9px;
  background: var(--fill);
}

.segmented button {
  flex: 1;
  padding: 7px 0;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  transition: background 0.2s var(--ease);
}

.segmented button.active {
  background: var(--bg-elevated);
  font-weight: 600;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.12), 0 3px 1px rgba(0, 0, 0, 0.04);
}

@media (prefers-color-scheme: dark) {
  .segmented button.active {
    background: #636366;
  }
}

/* Export */

.export-progress-box {
  margin-top: 24px;
}

.progress-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--fill);
  overflow: hidden;
  margin-bottom: 10px;
}

.progress-fill {
  width: 0;
  height: 100%;
  background: var(--accent);
  transition: width 0.2s var(--ease);
}

.export-result {
  margin-top: 24px;
}

.export-result video {
  display: block;
  width: 100%;
  max-height: 60vh;
  border-radius: var(--radius);
  background: #000;
  margin-bottom: 12px;
}

/* Overlays */

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  overflow-y: auto;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}

.modal-overlay.active {
  display: flex;
  animation: fade-in 0.2s var(--ease);
}

.lock-overlay {
  background: var(--bg);
  align-items: center;
  justify-content: center;
}

.lock-screen-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 340px;
  margin: auto;
  text-align: center;
}

.lock-icon {
  width: 76px;
  height: 76px;
  border-radius: 18px;
  margin-bottom: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.lock-title {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.lock-screen-box .muted {
  margin-bottom: 28px;
}

.passphrase-input {
  width: 100%;
  height: 50px;
  padding: 0 16px;
  border: none;
  border-radius: 14px;
  background: var(--bg-elevated);
  box-shadow: 0 0 0 0.5px var(--separator);
  font-size: 17px;
  text-align: center;
  outline: none;
  transition: box-shadow 0.15s var(--ease);
}

.passphrase-input:focus {
  box-shadow: 0 0 0 2px var(--accent);
}

.passphrase-input::placeholder {
  color: var(--label-tertiary);
}

.lock-screen-box .error-text {
  margin-top: 10px;
}

.lock-screen-box .btn-large {
  margin-top: 14px;
}

.photo-viewer {
  background: rgba(0, 0, 0, 0.94);
  -webkit-backdrop-filter: blur(30px);
  backdrop-filter: blur(30px);
  color: #fff;
}

.photo-detail-content {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 1100px;
  min-height: 100%;
  margin: auto;
  gap: 14px;
}

.photo-detail-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.meta-date {
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
}

.photo-detail-frame {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
}

.photo-detail-frame img {
  display: block;
  max-width: 100%;
  max-height: calc(100vh - 170px);
  max-height: calc(100dvh - 170px - env(safe-area-inset-top) - env(safe-area-inset-bottom));
  border-radius: var(--radius);
  object-fit: contain;
}

.nav-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
}

.nav-arrow:active {
  transform: translateY(-50%) scale(0.94);
}

.nav-arrow-left {
  left: 12px;
}

.nav-arrow-right {
  right: 12px;
}

.meta-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
}

.meta-actions label {
  cursor: pointer;
}

/* Phone */

@media (max-width: 767px) {
  :root {
    --header-h: 50px;
  }

  .header-container {
    grid-template-columns: 1fr auto;
  }

  .nav-tabs {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 60;
    padding: 6px max(8px, env(safe-area-inset-right)) calc(4px + env(safe-area-inset-bottom)) max(8px, env(safe-area-inset-left));
    gap: 0;
    border-radius: 0;
    background: var(--bg-material);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-top: 0.5px solid var(--separator);
  }

  .nav-btn {
    flex: 1;
    flex-direction: column;
    gap: 2px;
    padding: 2px 0;
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.01em;
  }

  .nav-btn svg {
    display: block;
    width: 25px;
    height: 25px;
  }

  .nav-btn:hover {
    color: var(--label-secondary);
  }

  .nav-btn.active {
    color: var(--accent);
    background: transparent;
    box-shadow: none;
  }

  .app-main {
    padding: 0 max(16px, env(safe-area-inset-right)) calc(var(--tabbar-h) + 24px + env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  }

  .page-header {
    flex-direction: column-reverse;
    align-items: stretch;
    gap: 4px;
    padding: 10px 0 12px;
  }

  .page-header .toolbar {
    justify-content: flex-end;
  }

  .page-title {
    font-size: 30px;
  }

  #tab-library {
    margin: 0 -16px;
  }

  #tab-library .page-header,
  #tab-library .selection-bar,
  #tab-library .month-title,
  #tab-library .empty-state {
    margin-left: 16px;
    margin-right: 16px;
  }

  .selection-bar {
    top: calc(var(--header-h) + env(safe-area-inset-top) + 6px);
  }

  .mosaic-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
  }

  .mosaic-tile {
    border-radius: 0;
  }

  .month-title {
    font-size: 17px;
    margin-bottom: 8px;
  }

  .camera-container {
    padding-top: 8px;
  }

  .viewfinder-wrapper {
    --vf-max-h: calc(100vh - var(--header-h) - var(--tabbar-h) - 210px);
    border-radius: 18px;
  }

  @supports (height: 100dvh) {
    .viewfinder-wrapper {
      --vf-max-h: max(220px, calc(100dvh - var(--header-h) - var(--tabbar-h) - 210px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));
    }
  }

  .photo-viewer {
    padding-left: 0;
    padding-right: 0;
  }

  .photo-detail-top,
  .meta-actions {
    padding: 0 16px;
  }

  .photo-detail-frame img {
    border-radius: 0;
  }

  .nav-arrow {
    width: 38px;
    height: 38px;
  }

  .meta-actions .btn {
    flex: 1;
    padding: 0 10px;
  }
}

/* Phones in landscape: controls sit beside the viewfinder so the shutter stays on screen */
@media (max-height: 500px) and (orientation: landscape) {
  .camera-container {
    display: grid;
    grid-template-columns: auto minmax(200px, 1fr);
    grid-template-rows: 1fr 1fr;
    column-gap: 24px;
    max-width: none;
    align-items: center;
    padding-top: 12px;
  }

  .viewfinder-wrapper {
    --vf-max-h: max(160px, calc(100vh - var(--header-h) - 48px));
    grid-row: 1 / span 2;
    width: min(60vw, calc(var(--vf-max-h) * var(--vf-ratio)));
  }

  .opacity-slider-box {
    align-self: end;
    margin-top: 0;
  }

  .camera-controls {
    align-self: start;
  }

  .page-header {
    padding-top: 12px;
  }
}

@media (max-height: 500px) and (orientation: landscape) and (max-width: 767px) {
  .viewfinder-wrapper {
    --vf-max-h: max(160px, calc(100vh - var(--header-h) - var(--tabbar-h) - 48px));
  }
}

/* Tablet */
@media (min-width: 768px) and (max-width: 1024px) {
  .mosaic-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

/* Wide desktop */
@media (min-width: 1440px) {
  .header-container,
  .app-main {
    max-width: 1320px;
  }

  .mosaic-grid {
    grid-template-columns: repeat(8, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}