/* ============================================================
   FLIPPY - Mobile-First Stylesheet
   ============================================================ */

@font-face {
  font-family: 'FestivoLC';
  src: url('../fonts/FestivoLCBasic.woff') format('woff');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

*, *::before, *::after {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

:root {
  --bg: #c0c0c0;
  --bg2: #c0c0c0;
  --bg3: #c0c0c0;
  --border: #808080;
  --accent: #000080;
  --accent2: #00007a;
  --text: #000000;
  --text-muted: #444444;
  --danger: #800000;
  /* Win98 bevel */
  --bevel-ll: #ffffff;
  --bevel-l:  #dfdfdf;
  --bevel-d:  #808080;
  --bevel-dd: #404040;
  /* Win98 button */
  --btn-bg: #c0c0c0;
  --btn-border: 2px solid;
  --btn-bevel: border-color var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  --gif-panel-height: 56px;
  --timeline-height: 110px;
  --header-height: 56px;
  --controls-height: 46px;
  --frame-controls-height: 52px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --thumb-ar: 1.5;           /* timeline thumbnail aspect ratio, updated by JS */
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'MS Sans Serif', 'Microsoft Sans Serif', Tahoma, Arial, sans-serif;
  font-size: 11px;
  overflow: hidden;
}

#app {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  overflow: hidden;
  padding-bottom: var(--safe-bottom);
}

/* HEADER */
#header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 4px;
  height: var(--header-height);
  background: var(--bg);
  border-bottom: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  flex-shrink: 0;
  z-index: 10;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
}

.header-left h1 {
  margin: 0;
  font-family: 'FestivoLC', sans-serif;
  font-size: 1.6rem;
  font-weight: normal;
  letter-spacing: 1px;
  color: var(--text);
}

.header-actions {
  display: flex;
  gap: 4px;
  align-items: center;
}

.header-auth-btn {
  height: 38px;
  padding: 5px 12px;
  white-space: nowrap;
}

.header-user {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 0;
}

.header-user-avatar {
  width: 28px;
  height: 28px;
  border: 1px solid var(--bevel-d);
  object-fit: cover;
  background: var(--bg2);
  display: block;
}

.header-avatar-btn {
  min-width: 38px;
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px;
  background: var(--btn-bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  cursor: pointer;
}

.header-avatar-btn:active,
.header-avatar-btn.is-open {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
}

/* Site name next to logo — match gallery .header-title style */
.header-site-name {
  font-size: 18px;
  font-weight: bold;
  letter-spacing: 0.5px;
  color: var(--text, #000);
  pointer-events: none;
  white-space: nowrap;
  line-height: 1;
}

.autosave-status {
  display: none;
  margin-left: 6px;
  padding: 2px 6px;
  background: #ffffcc;
  border: 1px solid #808080;
  box-shadow: inset 1px 1px 0 #fff;
  color: #333;
  font-size: 11px;
  font-weight: bold;
  line-height: 1.2;
  white-space: nowrap;
}

.autosave-status.is-visible {
  display: inline-flex;
  align-items: center;
}

/* Logo button — just the image, no visible button styling */
#btn-logo-menu.header-avatar-btn {
  min-width: 0;
  min-height: 0;
  padding: 0;
  background: none;
  border: none;
}
#btn-logo-menu.header-avatar-btn:active,
#btn-logo-menu.header-avatar-btn.is-open { border: none; }

.header-user-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 150px;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: 2px 2px 0 #000;
  padding: 2px;
  z-index: 40;
}

.header-user-menu-item {
  display: block;
  width: 100%;
  padding: 7px 10px;
  background: transparent;
  border: 0;
  color: var(--text);
  text-align: left;
  text-decoration: none;
  font: inherit;
  cursor: pointer;
}

.header-user-menu-item:hover,
.header-user-menu-item:focus {
  background: var(--accent);
  color: #fff;
  outline: none;
}

.header-user-menu-separator {
  height: 1px;
  margin: 2px 4px;
  background: #808080;
  border-bottom: 1px solid #fff;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  cursor: pointer;
}

.btn-icon:disabled { opacity: 0.5; cursor: default; pointer-events: none; }

.btn-icon:active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}

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

.btn-add-files {
  background: var(--btn-bg);
  color: var(--text);
}

/* TIMELINE WRAPPER — sort controls float as overlay over timeline. */
#timeline-wrapper {
  position: relative;
  flex: 0 0 var(--timeline-height);
  height: var(--timeline-height);
  border-top: 2px solid;
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  overflow: visible;
  background: var(--bg);
}

/* CONTROLS BAR — floating overlay at top-left of timeline */
#controls-bar {
  position: absolute;
  top: 5px;
  left: 8px;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 8px;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  max-width: calc(100% - 16px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  pointer-events: auto;
}

#controls-bar::-webkit-scrollbar { display: none; }

.sort-group {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.sort-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-right: 2px;
  white-space: nowrap;
}

.sort-btn {
  padding: 3px 8px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
}

.sort-btn:hover { background: var(--btn-bg); }
.sort-btn:active,
.sort-btn.active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
  color: var(--text);
}
.sort-arrow { font-size: 0.92rem; opacity: 0.8; }

.fps-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.fps-group label { font-size: 0.75rem; color: var(--text-muted); white-space: nowrap; }

.fps-group input {
  width: 48px;
  padding: 4px 6px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.8rem;
  text-align: center;
}

.fps-group input:focus { outline: none; border-color: var(--accent); }

/* IMAGE LIST — horizontal timeline in both orientations. */
#image-list-container {
  width: 100%;
  height: 100%;
  overflow-y: hidden;
  overflow-x: scroll;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
}

#image-list {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  height: 100%;
  align-items: stretch;
  padding: 5px;
  gap: 4px;
  overflow: visible;
}

/* Timeline frame card — thumbnail only. */
.image-item {
  position: relative;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  width: calc((var(--timeline-height) - 18px) * var(--thumb-ar));
  min-width: 60px;
  max-width: 160px;
  height: calc(var(--timeline-height) - 18px);
  padding: 3px;
  gap: 0;
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

.item-thumb {
  width: 100%;
  height: 100%;
  flex: 1;
  object-fit: cover;
  border-radius: 0;
  min-height: 0;
  background: var(--bg3);
  border: 1px solid var(--bevel-d);
  -webkit-touch-callout: none;
  user-select: none;
  -webkit-user-select: none;
  pointer-events: none; /* let the parent .image-item handle events */
}

.item-info, .drag-handle, .item-actions { display: none; }

.frame-num {
  position: absolute;
  top: 4px;
  left: 4px;
  z-index: 3;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--bevel-d);
  padding: 2px 4px;
  pointer-events: none;
  user-select: none;
}

/* Selected frame highlight */
.image-item.selected-frame {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-radius: 0;
}

#empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 40px 20px;
  text-align: center;
  color: var(--text-muted);
}

.empty-icon { margin-bottom: 16px; }
#empty-state p { margin: 4px 0; font-size: 0.95rem; }
#empty-state .empty-sub { font-size: 0.82rem; margin-top: 8px; }


/* MAIN PREVIEW — dual panel, stacked in portrait, side-by-side in landscape */
#main-preview {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column; /* portrait: stacked */
  background: var(--bg);
  overflow: hidden;
}

#gif-preview-panel,
#frame-preview-panel {
  position: relative;
  flex: 1;
  min-height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: default;
  overflow: hidden;
}

#gif-preview-panel {
  --gif-left-clearance: 54px;
  --gif-right-clearance: 54px;
  padding-left: var(--gif-left-clearance);
  padding-right: var(--gif-right-clearance);
  box-sizing: border-box;
}

#frame-preview-panel {
  --frame-left-clearance: 54px;
  --frame-right-clearance: 54px;
  padding-left: var(--frame-left-clearance);
  padding-right: var(--frame-right-clearance);
  box-sizing: border-box;
}

#frame-preview-panel { border-top: 2px solid; border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d); }

/* Panel label badges */
.panel-label {
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--bevel-d);
  border-radius: 0;
  padding: 2px 6px;
  pointer-events: none;
  z-index: 2;
}

#frame-filename-overlay {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: fit-content;
  max-width: calc(100% - 24px);
  bottom: 10px;
  z-index: 2;
  pointer-events: none;
  color: var(--text);
  font-size: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  background: var(--bg);
  border: 1px solid var(--bevel-d);
  border-radius: 0;
  padding: 2px 6px;
  opacity: 0;
  transition: opacity 0.15s ease;
}

#frame-preview-panel.has-frame #frame-filename-overlay {
  opacity: 1;
}

#gif-size-overlay {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: fit-content;
  max-width: calc(100% - 24px);
  bottom: 10px;
  z-index: 2;
  pointer-events: none;
  color: var(--text);
  font-size: 10px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  background: var(--bg);
  border: 1px solid var(--bevel-d);
  border-radius: 0;
  padding: 2px 6px;
  opacity: 0;
  transition: opacity 0.15s ease;
}

#gif-preview-panel.has-size #gif-size-overlay {
  opacity: 1;
}

/* Preview panel overlay action buttons — semi-transparent, top-right corner, stacked vertically */
.preview-overlay-actions {
  position: absolute;
  top: 6px;
  right: 8px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 3;
}

/* Left-side overlay buttons */
.preview-overlay-left {
  right: auto;
  left: 8px;
}

/* Hover button wrapper for popout panels */
.hover-btn-wrap {
  position: relative;
}

.hover-panel {
  position: absolute;
  left: calc(100% + 6px);
  top: 0;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  padding: 12px 14px;
  min-width: 210px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 10;
}

.hover-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.hover-panel-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.hover-panel-value {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text);
  min-width: 1.75rem;
  text-align: right;
}

.hover-range {
  width: min(220px, 52vw);
  height: 28px;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  border-radius: 0;
  outline: none;
  align-self: flex-start;
  cursor: pointer;
}
.hover-range::-webkit-slider-runnable-track {
  height: 4px;
  background: var(--bevel-d);
  border-top: 1px solid var(--bevel-dd);
  border-bottom: 1px solid var(--bevel-ll);
  border-radius: 0;
}
.hover-range::-moz-range-track {
  height: 4px;
  background: var(--bevel-d);
  border-top: 1px solid var(--bevel-dd);
  border-bottom: 1px solid var(--bevel-ll);
  border-radius: 0;
}

.hover-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--accent);
  margin-top: -7px;
}

.hover-option {
  padding: 3px 8px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  font-size: 11px;
  cursor: pointer;
  text-align: left;
  white-space: nowrap;
}

.hover-option:hover { background: var(--btn-bg); }
.hover-option:active,
.hover-option.active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
  font-weight: 600;
}

.preview-overlay-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 0;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  background: var(--btn-bg);
  color: var(--text);
  cursor: pointer;
}

.preview-overlay-btn:hover { background: var(--btn-bg); }

.preview-overlay-btn:active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}

.preview-overlay-btn.active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
  color: #5de1ff;
}

.preview-overlay-btn:disabled {
  opacity: 0.5;
  cursor: default;
  pointer-events: none;
}

.preview-overlay-danger:hover { color: var(--danger); }

#gif-preview-panel:hover,
#frame-preview-panel:hover { background: rgba(0,0,0,0.02); }

#gif-preview,
#frame-canvas,
#inline-adjust-wrap,
#inline-adjust-canvas,
#inline-corner-svg {
  cursor: default;
}

#frame-preview-panel #inline-adjust-wrap {
  inset: 0 var(--frame-right-clearance) 0 var(--frame-left-clearance) !important;
  background: transparent !important;
}

#gif-preview { max-width: 100%; max-height: 100%; object-fit: contain; image-rendering: pixelated; }

#frame-canvas {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  image-rendering: pixelated;
  background: transparent;
}

#btn-depth-hover,
#depth-hover-panel {
  display: none !important;
}

#gif-status,
#frame-preview-status { display: flex; flex-direction: column; align-items: center; gap: 6px; color: var(--text-muted); font-size: 0.8rem; }

@media (min-width: 900px) {
  #gif-status,
  #frame-preview-status { font-size: 13px; gap: 10px; }
  #frame-processing-status { font-size: 13px; }
  #frame-processing-text { font-size: 13px; }
  #gif-status-text,
  #frame-preview-status-text { font-size: 13px; }
  #empty-state p { font-size: 13px; }
  #gif-size-overlay,
  #frame-filename-overlay { font-size: 13px; padding: 3px 8px; }
}

.preview-empty-icon { flex-shrink: 0; }

#gif-size-text { display: none !important; }

.sample-gif-preview {
  max-width: 92%;
  height: auto;
  object-fit: contain;
  image-rendering: auto;
  display: block;
}

/* Fullscreen mode keeps the header visible so project, account, and exit controls remain available. */
#btn-fullscreen-overlay,
#btn-fullscreen-overlay-gif { display: none; }

/* Frame processing indicator — hidden by default, shown via .is-processing class */
#frame-processing-status {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
#frame-preview-status.is-processing .preview-empty-icon,
#frame-preview-status.is-processing #frame-preview-status-text { display: none; }
#frame-preview-status.is-processing #frame-processing-status { display: flex; }

/* FRAME CONTROLS — always visible, frame-level actions */
#frame-controls {
  height: var(--frame-controls-height);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 10px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.frame-ctrl-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--bg3);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s;
}

.frame-ctrl-btn:hover { border-color: var(--accent); color: var(--accent); background: rgba(105,199,225,0.12); }
.frame-trash-btn:hover { border-color: var(--danger); color: var(--danger); background: rgba(217,79,79,0.1); }
.frame-ctrl-spacer { flex: 1; }

/* GIF PANEL — fixed to bottom of viewport */
#gif-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: calc(var(--gif-panel-height) + var(--safe-bottom));
  background: var(--bg2);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding-bottom: var(--safe-bottom);
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

#download-bar { display: flex; gap: 6px; padding: 6px 8px; border-top: 1px solid var(--border); flex-shrink: 0; }

.btn-download {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 5px 4px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  font-size: 11px;
  font-weight: 400;
  cursor: pointer;
}

.btn-download:not(:disabled):hover { background: var(--btn-bg); }
.btn-download:not(:disabled):active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}
.btn-download:disabled { opacity: 0.4; cursor: not-allowed; }

.dl-adjusted-group { display: flex; flex: 1; gap: 3px; }
.dl-adjusted-group .btn-download { flex: 1; }
.dl-format-select {
  padding: 0 4px;
  border: 2px solid;
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
  border-radius: 0;
  background: #ffffff;
  color: var(--text);
  font-size: 11px;
  font-weight: 400;
  cursor: pointer;
  appearance: none;
  text-align: center;
  width: 42px;
}

/* OVERLAYS */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

/* ADJUSTMENT PANEL */
#adjust-panel {
  width: 100%;
  max-width: 600px;
  max-height: 95vh;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 6px;
  background: linear-gradient(to right, #000080, #1084d0);
  border-bottom: none;
  flex-shrink: 0;
}

.panel-title {
  font-size: 11px;
  font-weight: 700;
  color: #ffffff;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: calc(100% - 40px);
}

.btn-close {
  background: var(--btn-bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0;
  flex-shrink: 0;
  padding: 0;
}

.btn-close:active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}

#adjust-canvas-wrap {
  position: relative;
  flex-shrink: 0;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 280px;
  overflow: hidden;
  border: 2px solid;
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
  margin: 8px;
}

#adjust-canvas { display: block; max-width: 100%; max-height: 100%; }

#corner-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.corner-handle { cursor: grab; }
.corner-handle:active { cursor: grabbing; }
#corner-poly { cursor: move; }
body.hide-cursor, body.hide-cursor * { cursor: none !important; }
#adjust-zoom-layer { position: absolute; inset: 0; transform-origin: 50% 50%; }

/* Handle-SVGs are position:fixed so corner circles can be dragged beyond the preview edge */
#handle-svg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}

#inline-handle-svg {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
  z-index: 5;
}

/* #corner-loupe and #inline-corner-loupe are position:fixed at body level (see index.html) */
#corner-loupe-canvas { display: block; width: 120px; height: 120px; }

.bg-color-swatch {
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border);
  cursor: pointer;
  flex-shrink: 0;
  padding: 0;
  background: #000;
  transition: border-color 0.15s;
}
.bg-color-swatch:hover { border-color: var(--accent); }
#bg-color-input { position: absolute; opacity: 0; pointer-events: none; width: 0; height: 0; }

#adjust-controls {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  -webkit-overflow-scrolling: touch;
}

.btn-secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 5px 16px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  font-size: 11px;
  cursor: pointer;
}

.btn-secondary:hover { background: var(--btn-bg); }
.btn-secondary:active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}
.btn-regen-pending {
  background: #000080 !important;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll) !important;
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd) !important;
  color: #ffffff !important;
  font-weight: 700;
}
.btn-regen-pending:hover { background: #0000aa !important; }
.btn-full { width: 100%; }

.control-row { display: flex; align-items: center; gap: 10px; }
.control-row label { font-size: 0.78rem; color: var(--text-muted); width: 70px; flex-shrink: 0; }

.control-row input[type="range"] {
  flex: 1;
  height: 3px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--bg3);
  border-radius: 2px;
  outline: none;
}

.control-row input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--accent);
}

.control-row input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent); cursor: pointer; border: 2px solid var(--bg);
}

.val-display {
  font-size: 11px;
  color: var(--text);
  width: 36px;
  text-align: right;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

.slider-reset {
  flex-shrink: 0;
  background: var(--btn-bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  color: var(--text);
  cursor: pointer;
  padding: 1px 5px;
  font-size: 11px;
  line-height: 1.4;
}
.slider-reset:active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}

.corner-label-text {
  font-size: 9px;
  font-weight: 700;
  fill: #000;
  pointer-events: none;
  user-select: none;
}

.rotation-btns { flex: 1; display: flex; gap: 4px; }

.rot-btn {
  flex: 1;
  padding: 4px 4px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
}

.rot-btn:hover { background: var(--btn-bg); }
.rot-btn:active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}

.panel-footer {
  display: flex;
  gap: 6px;
  padding: 8px 10px;
  border-top: 2px solid;
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  flex-shrink: 0;
  padding-bottom: calc(8px + var(--safe-bottom));
  background: var(--bg);
}

.btn-primary {
  flex: 1.5;
  padding: 5px 16px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.btn-primary:hover { background: var(--btn-bg); }
.btn-primary:active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}
.panel-footer .btn-secondary { flex: 1; padding: 5px; font-size: 11px; }

.btn-nav-arrow {
  flex: 0 0 28px;
  padding: 0;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-nav-arrow:hover:not(:disabled) { background: var(--btn-bg); }
.btn-nav-arrow:active:not(:disabled) {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
}
.btn-nav-arrow:disabled { opacity: 0.4; cursor: default; }

/* CAMERA PANEL */
#camera-panel {
  width: 100%;
  max-width: 600px;
  height: 100%;
  max-height: 100vh;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
}

.overlay.camera-active { align-items: stretch; }

#camera-view-wrap {
  flex: 0 0 auto;
  position: relative;
  overflow: hidden;
  background: #000;
  width: min(100%, calc((100vh - 148px) * 3 / 4));
  aspect-ratio: 3 / 4;
  align-self: center;
}

#camera-video { width: 100%; height: 100%; object-fit: cover; }

#camera-guide-frame {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: min(82%, calc(100% - 28px));
  max-height: 84%;
  aspect-ratio: 1 / 1.7;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 8px;
  pointer-events: none;
}

#camera-guide-frame::before,
#camera-guide-frame::after {
  content: '';
  position: absolute;
  width: clamp(12px, 6.2%, 18px);
  aspect-ratio: 1 / 1;
  height: auto;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
}
#camera-guide-frame::before { left: 28%; top: 7.5%; transform: translate(-50%, -50%); }
#camera-guide-frame::after  { left: 72%; top: 7.5%; transform: translate(-50%, -50%); }

@media (orientation: portrait) {
  #camera-overlay.overlay {
    align-items: center;
    justify-content: center;
  }
  #camera-panel {
    width: min(calc(100vw - 20px), 430px);
    max-width: min(calc(100vw - 20px), 430px);
    height: min(calc(100dvh - 16px), 860px);
    max-height: calc(100dvh - 16px);
    margin: 0 auto;
    border-radius: 24px;
    border-style: solid;
    border-color: var(--border);
    border-width: 0 1px;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: 36px minmax(0, 1fr) auto;
    gap: 12px;
    padding: 12px 12px calc(12px + var(--safe-bottom));
    background: var(--bg2);
  }
  #camera-panel .panel-header {
    display: contents;
  }
  #camera-panel .panel-title {
    display: none;
  }
  #btn-camera-close {
    position: static;
    grid-row: 1;
    justify-self: end;
    align-self: start;
    width: 36px;
    height: 36px;
    color: #f4f8fa;
    background: rgba(28, 45, 56, 0.78);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 10px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
  #camera-view-wrap {
    grid-row: 2;
    width: min(100%, calc((100dvh - 184px) * 3 / 4));
    max-width: 100%;
    max-height: 100%;
    aspect-ratio: 3 / 4;
    margin: 0;
    justify-self: center;
    align-self: center;
  }
  #camera-guide-frame {
    width: auto;
    max-width: 82%;
    height: min(84%, calc(100% - 32px));
    aspect-ratio: 1 / 1.7;
  }
  #camera-guide-frame::before { left: 28%; top: 6.8%; transform: translate(-50%, -50%); }
  #camera-guide-frame::after  { left: 72%; top: 6.8%; transform: translate(-50%, -50%); }
  #camera-controls {
    grid-row: 3;
    position: static;
    width: min(100%, 264px);
    margin: 0 auto;
    padding: 12px 18px calc(12px + var(--safe-bottom));
    background: rgba(232, 240, 245, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: none;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 30px;
  }
  .btn-torch,
  .btn-auto-capture {
    position: static !important;
    transform: none !important;
  }
  .btn-torch { order: 1; margin-right: auto; margin-left: 0; }
  .btn-capture { order: 2; }
  .btn-auto-capture { order: 3; margin-left: auto; margin-right: 0; }
}

@media (orientation: landscape) and (max-height: 500px) {
  #camera-overlay.overlay {
    align-items: center;
    justify-content: center;
  }
  #camera-panel {
    width: min(calc(100vw - 20px), calc((100dvh - 12px) * 4 / 3 + 168px));
    max-width: min(calc(100vw - 20px), calc((100dvh - 12px) * 4 / 3 + 168px));
    height: min(calc(100dvh - 12px), 520px);
    max-height: calc(100dvh - 12px);
    margin: 0 auto;
    border-radius: 16px;
    border-style: solid;
    border-color: var(--border);
    border-width: 0 1px;
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr) 96px;
    grid-template-rows: 1fr;
    align-items: center;
    gap: 12px;
    padding: 4px 12px;
    background: var(--bg2);
  }

  #camera-panel .panel-header {
    display: contents;
  }

  #camera-panel .panel-title {
    display: none;
  }

  #btn-camera-close {
    position: static;
    grid-column: 1;
    align-self: start;
    justify-self: start;
    width: 36px;
    height: 36px;
    color: #f4f8fa;
    background: rgba(28, 45, 56, 0.78);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 10px;
    pointer-events: auto;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
}

#camera-feedback {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 16px;
  background: rgba(0, 0, 0, 0.7);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: #fff;
  text-align: center;
  white-space: nowrap;
  pointer-events: none;
  transition: opacity 0.3s, background 0.3s;
}

#camera-feedback.good { background: rgba(0, 200, 100, 0.8); }
#camera-feedback.warn { background: rgba(255, 180, 0, 0.8); }
#camera-feedback.bad { background: rgba(200, 50, 50, 0.8); }

#camera-diag {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.82);
  border-radius: 10px;
  font-family: monospace;
  font-size: 0.75rem;
  line-height: 1.6;
  color: #e0f4ff;
  white-space: pre;
  cursor: pointer;
  z-index: 20;
}

#camera-diag::after {
  content: '  ✕ tap to dismiss';
  display: block;
  margin-top: 4px;
  color: rgba(255,255,255,0.4);
  font-size: 0.7rem;
}

@keyframes focus-lock {
  0%   { opacity: 1; transform: translate(-50%, -50%) scale(1.4); border-color: #fff; }
  40%  { opacity: 1; transform: translate(-50%, -50%) scale(1.0); border-color: #69c7e1; }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.0); border-color: #69c7e1; }
}
@keyframes focus-hunt {
  0%, 100% { opacity: 1;   transform: translate(-50%, -50%) scale(1.1); border-color: #fff; }
  50%       { opacity: 0.5; transform: translate(-50%, -50%) scale(0.9); border-color: #aaa; }
}

#focus-indicator {
  position: absolute;
  width: 62px;
  height: 62px;
  border: 2px solid #69c7e1;
  border-radius: 6px;
  pointer-events: none;
  display: none;
  animation: focus-lock 1.1s ease-out forwards;
  z-index: 15;
}
#focus-indicator.hunting {
  animation: focus-hunt 0.5s ease-in-out infinite;
}

/* Corner tick marks */
#focus-indicator::before,
#focus-indicator::after {
  content: '';
  position: absolute;
  width: 10px;
  height: 10px;
  border-color: inherit;
  border-style: solid;
}
#focus-indicator::before { top: -2px; left: -2px; border-width: 2px 0 0 2px; }
#focus-indicator::after  { bottom: -2px; right: -2px; border-width: 0 2px 2px 0; }

#auto-capture-ring {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  pointer-events: none;
}

#auto-capture-ring span { font-size: 0.75rem; color: var(--accent2); font-weight: bold; }

@keyframes ring-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }
#auto-capture-ring svg { animation: ring-pulse 1s ease-in-out infinite; }

#camera-controls {
  position: relative;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding-bottom: calc(20px + var(--safe-bottom));
}

.btn-capture {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 4px solid var(--accent2);
  background: rgba(105, 199, 225, 0.15);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.btn-capture:hover, .btn-capture:active { background: rgba(105, 199, 225, 0.3); transform: scale(0.95); }

.capture-inner {
  display: block;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--accent);
  transition: transform 0.15s;
}

.btn-capture:active .capture-inner { transform: scale(0.88); }

.btn-torch {
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg3);
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.btn-torch:hover { background: var(--bg2); color: var(--text); }
.btn-torch.active {
  background: rgba(255, 224, 0, 0.12);
  border-color: #c8a800;
  color: #c8a800;
}

/* UTILITY */
body { overscroll-behavior-y: none; }
.image-item.dragging * { user-select: none; }

#toast {
  position: fixed;
  font-family: 'MS Sans Serif', 'Microsoft Sans Serif', Tahoma, Arial, sans-serif;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  padding: 5px 12px;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  font-size: 11px;
  color: var(--text);
  z-index: 2000;
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
  white-space: nowrap;
}

#toast.show { opacity: 1; }

/* Panel toast — absolutely centered in a positioned container (adjust canvas, gif preview, etc.) */
.panel-toast {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'MS Sans Serif', 'Microsoft Sans Serif', Tahoma, Arial, sans-serif;
  font-size: 11px;
  color: var(--text);
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  padding: 5px 12px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 500;
  opacity: 0;
  transition: opacity 0.2s;
}
.panel-toast.show { opacity: 1; }

/* Timeline scrollbar — collapses to 0px when not hovered, fades in on hover. */
#image-list-container { scrollbar-width: none; }
#image-list-container:hover { scrollbar-width: thin; scrollbar-color: rgba(0,0,0,0.25) transparent; }
#image-list-container::-webkit-scrollbar { height: 0; transition: height 0.3s; }
#image-list-container:hover::-webkit-scrollbar { height: 6px; }
#image-list-container::-webkit-scrollbar-track { background: transparent; }
#image-list-container::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.25); border-radius: 3px; }
#adjust-controls::-webkit-scrollbar { width: 3px; }
#adjust-controls::-webkit-scrollbar-track { background: transparent; }
#adjust-controls::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 2px; }

@media (min-width: 600px) {
  #adjust-canvas-wrap { height: 340px; }
}

@media (orientation: landscape) and (max-height: 500px) {
  #camera-view-wrap {
    grid-column: 2;
    flex: 0 0 auto;
    width: auto;
    height: 100%;
    max-width: 100%;
    aspect-ratio: 4 / 3;
    margin: 0;
    align-self: center;
    justify-self: center;
  }
  #camera-guide-frame {
    width: min(84%, calc(100% - 32px));
    max-height: 82%;
    aspect-ratio: 1.7 / 1;
  }
  #camera-guide-frame::before { left: 6.8%; top: 28%; transform: translate(-50%, -50%); }
  #camera-guide-frame::after  { left: 6.8%; top: 72%; transform: translate(-50%, -50%); }
  #camera-controls {
    grid-column: 3;
    position: static;
    transform: none;
    z-index: 25;
    flex-direction: column;
    gap: 14px;
    padding: 12px 8px;
    background: rgba(232, 240, 245, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: none;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 28px;
    padding-bottom: 12px;
    align-self: center;
    justify-self: stretch;
  }
  #camera-panel {
    justify-content: flex-start;
  }
  .btn-torch,
  .btn-auto-capture {
    position: static !important;
    transform: none !important;
  }
  .btn-auto-capture { order: 1; }
  .btn-capture { order: 2; }
  .btn-torch { order: 3; }
  .btn-capture {
    width: 68px;
    height: 68px;
  }
  .capture-inner {
    width: 48px;
    height: 48px;
  }
}

/* Auto-capture toggle button */
.btn-auto-capture {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg3);
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.btn-auto-capture:hover { background: var(--bg2); color: var(--text); }
.btn-auto-capture.active {
  background: rgba(105, 199, 225, 0.18);
  border-color: var(--accent);
  color: var(--accent);
}

/* TIMELINE DRAG-TO-REORDER */
.drag-ghost {
  position: fixed;
  pointer-events: none;
  z-index: 600;
  border-radius: 0;
  overflow: hidden;
  border: 2px solid var(--bevel-dd);
  box-shadow: 3px 3px 0 var(--bevel-dd);
  opacity: 0.9;
  transform: rotate(2deg) scale(1.05);
}
.drag-ghost img { width: 100%; height: 100%; object-fit: cover; display: block; }

.drag-source { opacity: 0.25; }

.drag-placeholder {
  flex-shrink: 0;
  width: 3px;
  min-width: 3px;
  max-width: 3px;
  height: calc(var(--timeline-height) - 16px);
  background: var(--accent);
  border-radius: 2px;
  align-self: center;
}

/* SHUTTER FLASH */
#shutter-flash {
  position: fixed;
  inset: 0;
  background: white;
  opacity: 0;
  pointer-events: none;
  z-index: 2000;
}

@keyframes shutterFlash {
  0%   { opacity: 0.85; }
  100% { opacity: 0; }
}

.shutter-flashing { animation: shutterFlash 0.35s ease-out forwards; }

/* NEW ITEM DROP-IN */
@keyframes itemDropIn {
  0%   { transform: translateY(-12px) scale(0.96); opacity: 0; }
  100% { transform: translateY(0) scale(1);        opacity: 1; }
}

.image-item.new-item { animation: itemDropIn 0.28s ease-out; }

/* GIF MODAL */
#gif-modal-panel {
  width: 100%;
  max-width: 520px;
  max-height: 95vh;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#gif-modal-preview-wrap {
  flex-shrink: 0;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 260px;
  position: relative;
  overflow: hidden;
  border: 2px solid;
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
  margin: 8px;
}

#gif-modal-img { max-width: 100%; max-height: 100%; object-fit: contain; image-rendering: pixelated; }

#gif-modal-status {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.8rem;
}

#gif-modal-controls {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  -webkit-overflow-scrolling: touch;
}

.modal-control-section { display: flex; flex-direction: column; gap: 8px; }

.modal-section-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }

.btn-pill-group { display: flex; flex-wrap: wrap; gap: 5px; }

.pill-btn {
  padding: 3px 10px;
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  background: var(--btn-bg);
  color: var(--text);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
}

.pill-btn:hover { background: var(--btn-bg); }
.pill-btn:active,
.pill-btn.active {
  border-color: var(--bevel-d) var(--bevel-ll) var(--bevel-ll) var(--bevel-d);
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l);
  font-weight: 700;
}

/* ============================================================
   LANDSCAPE LAYOUT — preview panels side-by-side.
   ============================================================ */
@media (orientation: landscape) {
  /* Previews go side by side in landscape */
  #main-preview { flex-direction: row; }

  #frame-preview-panel {
    border-top: none;
    border-left: 1px solid var(--border);
  }
}

/* ============================================================
   LANDSCAPE MOBILE — popups split preview / controls side-by-side
   Phones in landscape are ~350–430 px tall; desktops are 768 px+,
   so max-height: 500px safely targets only mobile landscape.
   ============================================================ */
@media (orientation: landscape) and (max-height: 500px) {

  /* Fill the full viewport and switch to a 2-column grid */
  #adjust-panel,
  #gif-modal-panel {
    width: 100%;
    max-width: 100%;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    display: grid;
    grid-template-rows: auto 1fr auto;
  }

  /* Column split: adjust panel gives canvas a bit more room */
  #adjust-panel   { grid-template-columns: 48% 1fr; }
  #gif-modal-panel { grid-template-columns: 42% 1fr; }

  /* Header spans both columns */
  #adjust-panel .panel-header,
  #gif-modal-panel .panel-header { grid-column: 1 / -1; }

  /* Canvas / preview fills rows 2 + 3 in the left column */
  #adjust-canvas-wrap {
    grid-column: 1;
    grid-row: 2 / 4;
    height: auto;           /* override fixed 280px */
    border-right: 1px solid var(--border);
  }

  #gif-modal-preview-wrap {
    grid-column: 1;
    grid-row: 2 / 4;
    height: auto;           /* override fixed 260px */
    border-right: 1px solid var(--border);
  }

  /* Controls scroll in the right column, row 2 */
  #adjust-controls   { grid-column: 2; grid-row: 2; }
  #gif-modal-controls { grid-column: 2; grid-row: 2; }

  /* Footer sticks to bottom of the right column, row 3 */
  #adjust-panel .panel-footer   { grid-column: 2; grid-row: 3; padding-bottom: 10px; }
  #gif-modal-panel .panel-footer { grid-column: 2; grid-row: 3; padding-bottom: 10px; }
}

/* ============================================================
   HELP MODAL
   ============================================================ */

#help-modal.overlay,
#confirm-modal.overlay,
#classifier-modal.overlay {
  align-items: center;
  justify-content: center;
}

#help-modal-panel {
  width: min(calc(100vw - 32px), 640px);
  max-height: 95vh;
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* CONFIRM MODAL */
#confirm-modal-panel {
  width: min(calc(100vw - 32px), 320px);
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

#classifier-modal-panel {
  width: min(calc(100vw - 32px), 360px);
  max-height: min(92vh, 700px);
  background: var(--bg);
  border: 2px solid;
  border-color: var(--bevel-ll) var(--bevel-d) var(--bevel-d) var(--bevel-ll);
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd);
  border-radius: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

#classifier-preview-wrap {
  padding: 0 16px 12px;
  flex-shrink: 0;
}

#classifier-preview-canvas {
  display: block;
  width: 100%;
  height: auto;
  max-height: 180px;
  object-fit: contain;
  border-radius: 6px;
  background: #111;
}

#confirm-modal-body {
  padding: 16px 16px 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text);
}

#classifier-modal-body {
  padding: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

#classifier-prefilter-wrap {
  padding: 0 16px 12px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 10px;
  font-size: 11px;
  overflow-y: auto;
  max-height: 200px;
}

.classifier-prefilter-title {
  grid-column: 1 / -1;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

.classifier-prefilter-option {
  display: flex;
  align-items: center;
  gap: 6px;
}

.classifier-prefilter-option input {
  margin: 0;
}

#confirm-modal-body p { margin: 0; }

#confirm-modal-footer {
  justify-content: flex-end;
  padding-bottom: calc(10px + var(--safe-bottom));
}

#classifier-modal-footer {
  justify-content: flex-end;
  padding-bottom: calc(10px + var(--safe-bottom));
}

.btn-dialog {
  flex: 0 0 auto;
  min-width: 72px;
  padding: 4px 14px;
  font-size: 11px;
}

.btn-classifier-choice {
  width: 100%;
  padding: 6px 8px;
  font-size: 11px;
}

.btn-dialog-default {
  box-shadow: inset 1px 1px 0 var(--bevel-l), inset -1px -1px 0 var(--bevel-dd), 0 0 0 1px var(--text);
  font-weight: 700;
}

.btn-dialog-default:active {
  box-shadow: inset 1px 1px 0 var(--bevel-dd), inset -1px -1px 0 var(--bevel-l), 0 0 0 1px var(--text);
}

/* Alert mode — reuse confirm modal with Cancel hidden */
#confirm-modal.is-alert #btn-confirm-cancel { display: none; }

#help-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

#help-video-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  border-radius: 8px;
  overflow: hidden;
  background: #000;
}

#help-video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

@media (orientation: landscape) and (max-height: 500px) {
  #help-modal-panel {
    width: min(calc(100vw - 32px), 430px);
    max-height: min(calc(100vh - 24px), 860px);
  }

  #help-modal-body {
    padding: 12px;
  }

  #help-video-wrap {
    padding-bottom: 0;
    height: auto;
    aspect-ratio: 16 / 9;
    max-height: calc(100vh - 120px);
  }
}

/* ============================================================
   FLIPBOOK LOGO ANIMATION
   ============================================================ */

.fp-logo {
  display: block;
  flex-shrink: 0;
  object-fit: contain;
  background: transparent;
}