:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --surface-soft: #f8f9fb;
  --surface-strong: #111318;
  --text: #17191f;
  --muted: #747985;
  --muted-strong: #505662;
  --line: #e3e5e9;
  --line-strong: #d3d6dc;
  --primary: #2864f0;
  --primary-hover: #174fd0;
  --accent: #f3bd2e;
  --danger: #d53b3b;
  --success: #138a5b;
  --shadow: 0 14px 44px rgba(22, 26, 35, 0.13);
  --sidebar-width: 248px;
  --radius: 6px;
  color-scheme: light;
  font-family: Inter, "Microsoft YaHei", "PingFang SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

[data-theme="dark"] {
  --bg: #0f1115;
  --surface: #181b20;
  --surface-soft: #20242a;
  --surface-strong: #f4f6f8;
  --text: #f1f3f5;
  --muted: #949aa6;
  --muted-strong: #bbc0c9;
  --line: #2b3038;
  --line-strong: #3b414b;
  --primary: #5b87f5;
  --primary-hover: #7499f6;
  --accent: #f0bc32;
  --danger: #f36b6b;
  --success: #3bc48b;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.42);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  letter-spacing: 0;
  background-image: linear-gradient(rgba(255,255,255,.22) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.22) 1px, transparent 1px);
  background-size: 42px 42px;
}

[data-theme="dark"] body {
  background-image: linear-gradient(rgba(255,255,255,.012) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.012) 1px, transparent 1px);
}

button, input, textarea, select { font: inherit; letter-spacing: 0; }
button { cursor: pointer; }
button, input, textarea, select { outline: none; }
button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { box-shadow: 0 0 0 3px rgba(40, 100, 240, 0.25); }
svg { width: 18px; height: 18px; stroke-width: 1.8; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-shell { min-height: 100vh; }
.app-shell.is-showcase .sidebar, .app-shell.is-showcase .topbar { display: none; }
.app-shell.is-showcase .main-content { margin-left: 0; }
.app-shell.is-showcase .showcase-page { min-height: 100vh; }

.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 40;
  display: flex;
  width: var(--sidebar-width);
  flex-direction: column;
  border-right: 1px solid var(--line);
  background: var(--surface);
}

.brand-row {
  display: flex;
  min-height: 79px;
  align-items: center;
  gap: 11px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  place-items: center;
  overflow: hidden;
  border-radius: 5px;
  background: var(--surface-strong);
  color: var(--surface);
  font-size: 20px;
  font-weight: 900;
}

[data-theme="dark"] .brand-mark { color: #111318; }
.brand-name { font-size: 17px; font-weight: 800; line-height: 1.2; }
.brand-subtitle { margin-top: 4px; color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: 1.2px; }
.sidebar-close { display: none !important; margin-left: auto; }

.side-nav { display: grid; gap: 4px; padding: 18px 12px 10px; }
.image-group-nav { display: contents; }

.nav-item {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--muted-strong);
  text-align: left;
}

.nav-item:hover { background: var(--surface-soft); color: var(--text); }
.nav-item.is-active { background: var(--surface-strong); color: var(--surface); }
[data-theme="dark"] .nav-item.is-active { color: #111318; }
.nav-item span { font-size: 13px; font-weight: 650; }
.nav-item strong { min-width: 22px; font-size: 11px; text-align: right; }
.nav-item svg { width: 17px; }
.nav-item strong svg { width: 13px; height: 13px; }

.sidebar-section { padding: 18px 16px; border-top: 1px solid var(--line); }
.section-label { margin-bottom: 12px; color: var(--muted); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.tag-nav { display: flex; flex-wrap: wrap; gap: 7px; }
.tag-chip {
  max-width: 100%;
  overflow: hidden;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--muted-strong);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.tag-chip:hover, .tag-chip.is-active { border-color: var(--text); color: var(--text); }
.image-group-nav-item { position: relative; }
.image-group-nav-item::before { position: absolute; top: 9px; bottom: 9px; left: 2px; width: 2px; border-radius: 1px; background: var(--primary); content: ''; opacity: .55; }
.image-group-nav-item.is-active::before { background: var(--accent); opacity: 1; }
.image-group-nav-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.image-group-nav-item.is-drop-target { outline: 2px solid var(--primary); outline-offset: -2px; background: color-mix(in srgb, var(--primary) 14%, var(--surface)); color: var(--text); transform: translateX(3px); transition: transform .16s ease, background .16s ease, outline-color .16s ease; }
.tag-empty { color: var(--muted); font-size: 12px; }

.storage-panel { margin: auto 16px 14px; padding: 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-soft); }
.storage-heading { display: flex; align-items: center; justify-content: space-between; font-size: 12px; font-weight: 750; }
.storage-heading svg { width: 16px; color: var(--muted); }
.storage-bar { height: 4px; margin: 13px 0 9px; overflow: hidden; border-radius: 2px; background: var(--line); }
.storage-bar span { display: block; width: 3%; height: 100%; border-radius: inherit; background: var(--primary); transition: width .2s ease; }
.storage-panel p { margin: 0 0 9px; color: var(--muted); font-size: 11px; }
.text-button { padding: 0; border: 0; background: transparent; color: var(--muted-strong); font-size: 11px; font-weight: 700; }
.text-button:hover { color: var(--text); }
.danger-text:hover { color: var(--danger); }
.sidebar-foot { display: flex; align-items: center; gap: 7px; min-height: 46px; padding: 0 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.status-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--success); box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 15%, transparent); }

.main-content { min-height: 100vh; margin-left: var(--sidebar-width); }
.topbar { position: sticky; top: 0; z-index: 30; display: flex; min-height: 79px; align-items: center; justify-content: space-between; padding: 0 30px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(14px); }
.topbar-left, .topbar-actions, .breadcrumb { display: flex; align-items: center; }
.topbar-left { gap: 12px; }
.topbar-actions { gap: 10px; }
.breadcrumb { gap: 7px; color: var(--muted); font-size: 12px; }
.breadcrumb svg { width: 14px; }
.breadcrumb strong { color: var(--text); }
.menu-button { display: none !important; }

.showcase-page {
  position: relative;
  min-height: calc(100vh - 79px);
  overflow: hidden;
  background: #111318;
  color: #fff;
  isolation: isolate;
}

.showcase-page[hidden], .workspace[hidden] { display: none; }
.showcase-media, .showcase-overlay { position: absolute; inset: 0; }
.showcase-media { z-index: -2; background: #111318; }
.showcase-media img, .showcase-media video { display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.showcase-overlay { z-index: -1; background: rgba(7, 9, 13, .46); }
.showcase-video-play { position: absolute; top: 50%; left: 50%; z-index: 4; display: inline-flex; min-height: 46px; align-items: center; gap: 9px; padding: 0 16px; border: 1px solid rgba(255,255,255,.42); border-radius: 5px; background: rgba(12,14,18,.58); color: #fff; font-size: 12px; font-weight: 800; transform: translate(-50%, -50%); backdrop-filter: blur(12px); }
.showcase-video-play[hidden] { display: none; }
.showcase-video-play:hover { border-color: rgba(255,255,255,.7); background: rgba(12,14,18,.76); }
.showcase-video-play svg { width: 18px; height: 18px; fill: currentColor; }
.showcase-manage-button { position: absolute; top: 26px; right: 28px; z-index: 4; display: inline-flex; height: 42px; align-items: center; gap: 8px; padding: 0 14px; border: 1px solid rgba(255,255,255,.26); border-radius: 5px; background: rgba(12,14,18,.56); color: #fff; font-size: 11px; font-weight: 800; backdrop-filter: blur(12px); }
.showcase-manage-button:hover { border-color: rgba(255,255,255,.58); background: rgba(12,14,18,.82); }
.showcase-manage-button svg { width: 16px; }
.showcase-content { position: relative; z-index: 2; width: min(760px, calc(100% - 60px)); padding: min(17vh, 150px) 0 130px 7%; }
.showcase-kicker { display: flex; align-items: center; gap: 9px; color: rgba(255,255,255,.72); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.showcase-kicker > span { width: 28px; height: 2px; background: var(--accent); }
.showcase-content h1 { margin: 17px 0 0; color: #fff; font-size: 66px; font-weight: 900; line-height: 1.04; text-shadow: 0 5px 26px rgba(0,0,0,.28); }
.showcase-slogan { max-width: 680px; min-height: 62px; margin: 22px 0 10px; color: rgba(255,255,255,.92); font-size: 22px; font-weight: 650; line-height: 1.55; text-shadow: 0 3px 20px rgba(0,0,0,.35); }
.showcase-slogan.is-changing { animation: slogan-in .32s ease both; }
.slogan-progress { width: 82px; height: 2px; margin-bottom: 24px; overflow: hidden; background: rgba(255,255,255,.2); }
.slogan-progress span { display: block; width: 100%; height: 100%; transform-origin: left; background: var(--accent); animation: slogan-progress 3.2s linear both; }
@keyframes slogan-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slogan-progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.showcase-controls { display: flex; align-items: center; gap: 9px; }
.showcase-type-switch { display: flex; height: 44px; padding: 3px; border: 1px solid rgba(255,255,255,.26); border-radius: 6px; background: rgba(12,14,18,.34); backdrop-filter: blur(12px); }
.showcase-type-switch button { display: inline-flex; min-width: 88px; align-items: center; justify-content: center; gap: 7px; padding: 0 13px; border: 0; border-radius: 4px; background: transparent; color: rgba(255,255,255,.65); font-size: 11px; font-weight: 800; }
.showcase-type-switch button.is-active { background: rgba(255,255,255,.88); color: #13161c; }
.showcase-type-switch svg { width: 15px; }
.showcase-icon-button, .showcase-command-button { display: inline-flex; height: 44px; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,.26); border-radius: 5px; background: rgba(12,14,18,.34); color: #fff; backdrop-filter: blur(12px); }
.showcase-icon-button { width: 44px; padding: 0; }
.showcase-command-button { gap: 8px; padding: 0 15px; font-size: 11px; font-weight: 800; }
.showcase-icon-button:hover, .showcase-command-button:hover { border-color: rgba(255,255,255,.52); background: rgba(12,14,18,.56); }
.showcase-foot { position: absolute; right: 30px; bottom: 27px; z-index: 2; display: flex; align-items: center; gap: 11px; color: rgba(255,255,255,.68); font-size: 9px; font-weight: 750; text-transform: uppercase; }
.showcase-divider { width: 22px; height: 1px; background: rgba(255,255,255,.4); }
.showcase-links { position: absolute; bottom: 23px; left: 30px; z-index: 4; display: flex; align-items: center; gap: 18px; }
.showcase-about-button { padding: 5px 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.38); background: transparent; color: rgba(255,255,255,.78); font-size: 12px; font-weight: 800; text-decoration: none; }
.showcase-about-button:hover { border-bottom-color: #fff; color: #fff; }
.showcase-empty { position: absolute; inset: 0; z-index: 3; display: grid; place-content: center; justify-items: center; gap: 14px; background: #15181e; text-align: center; }
.showcase-empty[hidden] { display: none; }
.showcase-empty > svg { width: 34px; height: 34px; color: rgba(255,255,255,.52); }
.showcase-empty strong { font-size: 15px; }

.icon-button {
  display: inline-grid;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  place-items: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--surface);
  color: var(--muted-strong);
}
.icon-button:hover { border-color: var(--line-strong); color: var(--text); }

.primary-button, .secondary-button, .ghost-button, .danger-button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 16px;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 750;
}
.primary-button { border: 1px solid var(--primary); background: var(--primary); color: #fff; }
.primary-button:hover { border-color: var(--primary-hover); background: var(--primary-hover); }
.secondary-button { border: 1px solid var(--text); background: var(--text); color: var(--surface); }
[data-theme="dark"] .secondary-button { color: #111318; }
.secondary-button:hover { opacity: .86; }
.ghost-button { border: 1px solid var(--line-strong); background: var(--surface); color: var(--text); }
.ghost-button:hover { background: var(--surface-soft); }
.danger-button { border: 1px solid var(--danger); background: var(--danger); color: #fff; }
.danger-button:hover { filter: brightness(.92); }
.topbar-slogan-button { min-height: 40px; }

.workspace { width: min(100%, 1500px); margin: 0 auto; padding: 39px 30px 64px; }
.image-bed-workspace { width: min(100%, 1380px); }
.image-bed-total-count { flex: 0 0 auto; align-self: center; color: var(--text); font-size: 18px; font-weight: 900; white-space: nowrap; }
.image-bed-layout { display: grid; grid-template-columns: minmax(0, 1fr) 360px; align-items: start; gap: 20px; }
.image-bed-upload-panel { display: grid; gap: 20px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: 0 8px 30px rgba(20, 24, 32, .05); }
.bed-select-field option[value="chatglm"] { color: var(--danger); font-weight: 800; }
.aggregate-bed-field[hidden] { display: none; }
.aggregate-bed-field { padding: 13px 14px; border: 1px solid color-mix(in srgb, var(--primary) 30%, var(--line)); border-radius: 5px; background: color-mix(in srgb, var(--primary) 4%, var(--surface)); }
.aggregate-bed-field small { color: var(--muted); font-size: 10px; line-height: 1.5; }
.aggregate-select { position: relative; }
.aggregate-select-trigger { display: grid; width: 100%; height: 44px; grid-template-columns: minmax(0, 1fr) 18px; align-items: center; gap: 8px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface); color: var(--text); font-size: 14px; font-weight: 800; text-align: left; }
.aggregate-select-trigger span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aggregate-select-trigger svg { width: 16px; height: 16px; color: var(--muted); transition: transform .16s ease; }
.aggregate-select-trigger[aria-expanded="true"] { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(40, 100, 240, .18); }
.aggregate-select-trigger[aria-expanded="true"] svg { transform: rotate(180deg); }
.aggregate-select-trigger:disabled { cursor: not-allowed; opacity: .6; }
.aggregate-select-menu { position: absolute; z-index: 30; top: calc(100% + 6px); right: 0; left: 0; max-height: min(340px, 48vh); overflow-y: auto; padding: 5px; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface); box-shadow: var(--shadow); overscroll-behavior: contain; scrollbar-width: thin; }
.aggregate-select-menu[hidden] { display: none; }
.aggregate-select-option { display: grid; width: 100%; min-height: 40px; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 10px; padding: 7px 9px; border: 0; border-radius: 3px; background: transparent; color: var(--text); font-size: 13px; font-weight: 800; text-align: left; }
.aggregate-select-option:hover, .aggregate-select-option.is-selected { background: color-mix(in srgb, var(--primary) 9%, var(--surface)); }
.aggregate-select-option span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.aggregate-select-option small { color: var(--muted); font-size: 11px; font-weight: 750; white-space: nowrap; }
.image-group-panel { position: sticky; top: 84px; display: grid; grid-template-rows: auto auto auto auto minmax(0, 1fr); gap: 14px; min-width: 0; max-height: calc(100vh - 108px); overflow: hidden; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: 0 8px 30px rgba(20, 24, 32, .05); }
.image-group-heading { display: flex; align-items: center; justify-content: space-between; }
.image-group-heading h2 { margin: 0; font-size: 18px; }
.image-group-create { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
.image-group-create input { min-width: 0; height: 40px; padding: 0 11px; border: 1px solid var(--line-strong); border-radius: 4px; background: var(--surface); color: var(--text); font-size: 11px; }
.image-group-create .primary-button { height: 40px; padding: 0 12px; }
.image-group-note { margin: 0; padding: 9px 10px; border-left: 2px solid var(--primary); background: color-mix(in srgb, var(--primary) 7%, var(--surface)); color: var(--muted-strong); font-size: 10px; line-height: 1.55; }
.image-group-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-content: start; grid-auto-rows: min-content; min-height: 0; gap: 5px; max-height: 176px; overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; overscroll-behavior: contain; touch-action: pan-y; }
.image-group-row { display: grid; grid-template-columns: minmax(0, 1fr) 30px; align-items: center; gap: 4px; border: 1px solid transparent; border-radius: 5px; }
.image-group-row:hover, .image-group-row.is-active { border-color: var(--line-strong); background: var(--surface-soft); }
.image-group-main { display: grid; min-width: 0; min-height: 38px; grid-template-columns: 16px minmax(0, 1fr) auto; align-items: center; gap: 8px; padding: 0 8px; border: 0; background: transparent; color: var(--text); text-align: left; }
.image-group-main svg { width: 15px; color: var(--primary); }
.image-group-main span { overflow: hidden; font-size: 11px; font-weight: 750; text-overflow: ellipsis; white-space: nowrap; }
.image-group-main strong { color: var(--muted); font-size: 9px; }
.image-group-delete { width: 28px; height: 28px; min-width: 28px; border: 0; background: transparent; color: var(--muted); }
.image-group-delete:hover { color: var(--danger); }
.image-group-empty, .image-group-assets-empty { padding: 18px 10px; color: var(--muted); font-size: 10px; text-align: center; }
.image-group-empty[hidden] { display: none; }
.image-group-assets { min-height: 0; overflow-y: auto; border-top: 1px solid var(--line); scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; overscroll-behavior: contain; touch-action: pan-y; }
.image-group-assets:empty { display: none; }
.image-group-assets-head { position: sticky; top: 0; z-index: 2; display: flex; min-height: 42px; align-items: center; justify-content: space-between; background: var(--surface); }
.image-group-assets-head strong { overflow: hidden; font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.image-group-assets-head span { color: var(--muted); font-size: 9px; }
.image-group-assets-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.image-group-asset { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-soft); }
.image-group-preview { position: relative; display: block; width: 100%; overflow: hidden; padding: 0; border: 0; background: var(--line); }
.image-group-preview img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .18s ease; }
.image-group-preview:hover img { transform: scale(1.035); }
.image-group-preview .preview-error { font-size: 14px; }
.image-group-preview.is-error .preview-error { display: grid; }
.image-group-preview.is-error img { visibility: hidden; }
.image-group-asset > div { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 4px; padding: 6px; }
.image-group-asset > div > span { overflow: hidden; font-size: 9px; text-overflow: ellipsis; white-space: nowrap; }
.image-group-asset-actions { display: flex; }
.image-group-asset-actions .icon-button { width: 25px; height: 25px; min-width: 25px; border: 0; background: transparent; }
.image-group-asset-actions svg { width: 12px; }
.image-bed-actions { display: flex; justify-content: flex-end; padding-top: 2px; }
.standalone-group-workspace { width: min(100%, 1500px); }
.standalone-group-heading-actions { display: flex; align-items: center; gap: 12px; }
.standalone-group-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px; }
.standalone-group-grid[hidden], .standalone-group-empty[hidden] { display: none; }
.standalone-group-item { position: relative; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 6px; background: var(--surface); box-shadow: 0 5px 18px rgba(20, 24, 32, .05); transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease, opacity .18s ease; }
.standalone-group-item.is-drag-arming { border-color: color-mix(in srgb, var(--primary) 55%, var(--line)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 10%, transparent), 0 8px 24px rgba(20, 24, 32, .1); }
.standalone-group-item.is-drag-arming::after { position: absolute; right: 0; bottom: 0; left: 0; z-index: 4; height: 3px; transform-origin: left; background: var(--primary); content: ''; pointer-events: none; animation: standalone-long-press .32s linear both; }
@keyframes standalone-long-press { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.standalone-group-item.drag-chosen { border-color: var(--primary); box-shadow: 0 20px 48px rgba(15, 20, 30, .25); opacity: .96; cursor: grabbing; }
.standalone-drag-placeholder { min-height: 120px; border: 2px dashed color-mix(in srgb, var(--primary) 62%, transparent); background: color-mix(in srgb, var(--primary) 8%, var(--surface)); box-shadow: none; opacity: .72; }
body.is-group-reordering, body.is-group-reordering * { cursor: grabbing !important; user-select: none !important; }
.standalone-group-preview { position: relative; display: block; width: 100%; overflow: hidden; padding: 0; border: 0; background: var(--line); cursor: grab; touch-action: pan-y; }
.standalone-group-preview:active { cursor: grabbing; }
.standalone-group-preview img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform .2s ease; }
.standalone-group-preview, .standalone-group-preview img { -webkit-user-drag: none; user-select: none; }
.standalone-group-preview:hover img { transform: scale(1.025); }
.standalone-group-preview .preview-error { position: absolute; inset: 0; display: none; place-items: center; background: var(--surface-soft); color: var(--muted); font-size: 15px; }
.standalone-group-preview img:not([src]), .standalone-group-preview.is-error .preview-error { display: grid; }
.standalone-group-preview.is-error img { visibility: hidden; }
.standalone-group-body { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 10px; min-height: 54px; padding: 8px 10px; }
.standalone-group-bed { min-width: 0; overflow: hidden; color: var(--text); font-size: 15px; font-weight: 850; line-height: 1.3; text-overflow: ellipsis; white-space: nowrap; }
.standalone-group-actions { display: flex; gap: 2px; }
.standalone-group-actions .icon-button { width: 30px; height: 30px; min-width: 30px; border: 0; background: transparent; }
.standalone-group-actions svg { width: 14px; }
.standalone-group-grid.is-info-hidden .standalone-group-body { display: none; }
.upload-dropzone { display: grid; min-height: 260px; place-items: center; align-content: center; gap: 10px; padding: 32px; border: 1px dashed var(--line-strong); border-radius: var(--radius); background: var(--surface-soft); color: var(--muted); text-align: center; cursor: pointer; }
.upload-dropzone:hover { border-color: var(--primary); background: color-mix(in srgb, var(--primary) 4%, var(--surface)); color: var(--text); }
.upload-dropzone input { position: absolute; opacity: 0; pointer-events: none; }
.upload-dropzone > svg { width: 38px; height: 38px; color: var(--primary); }
.upload-dropzone strong { color: var(--text); font-size: 15px; }
.upload-dropzone span { font-size: 11px; }
.upload-selection, .upload-progress { display: grid; gap: 9px; padding: 13px 14px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-soft); }
.upload-selection[hidden], .upload-progress[hidden] { display: none; }
.upload-selection { grid-template-columns: 1fr auto; align-items: center; }
.upload-selection > div, .upload-progress > div:first-child { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.upload-selection strong, .upload-progress strong { font-size: 11px; }
.upload-selection span, .upload-progress span { color: var(--muted); font-size: 10px; }
.upload-progress-track { height: 5px; overflow: hidden; border-radius: 3px; background: var(--line); }
.upload-progress-track span { display: block; width: 0; height: 100%; background: var(--primary); }
.upload-dropzone.is-dragging { border-color: var(--primary); background: color-mix(in srgb, var(--primary) 8%, var(--surface)); }
.upload-results { display: grid; gap: 7px; }
.upload-results[hidden] { display: none; }
.upload-result { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 12px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-soft); }
.upload-result > div { display: grid; min-width: 0; gap: 3px; }
.upload-result strong, .upload-result span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.upload-result strong { font-size: 11px; }
.upload-result span { color: var(--muted); font-size: 9px; }
.upload-result .copy-button { flex: 0 0 auto; }
.upload-result-actions { display: flex; align-items: center; gap: 6px; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; margin-bottom: 28px; }
.eyebrow { margin: 0 0 7px; color: var(--primary); font-size: 10px; font-weight: 850; text-transform: uppercase; }
.page-heading h1, .modal-header h2 { margin: 0; font-weight: 820; }
.page-heading h1 { font-size: 30px; line-height: 1.15; }
.heading-copy { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.stat-strip { display: flex; min-height: 48px; align-items: center; border-left: 1px solid var(--line); }
.stat-strip div { display: grid; min-width: 78px; gap: 3px; padding: 0 20px; border-right: 1px solid var(--line); }
.stat-strip strong { font-size: 18px; }
.stat-strip span { color: var(--muted); font-size: 10px; }

.quick-add { position: relative; display: grid; grid-template-columns: 42px auto minmax(180px, 1fr) auto; gap: 14px; align-items: center; margin-bottom: 26px; padding: 15px 16px; overflow: hidden; border: 1px solid var(--line); border-left: 3px solid var(--accent); background: color-mix(in srgb, var(--surface) 95%, var(--accent)); box-shadow: 0 8px 30px rgba(20, 24, 32, .035); }
.quick-add::after { position: absolute; top: -38px; right: 18%; width: 120px; height: 120px; border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent); border-radius: 50%; content: ""; pointer-events: none; }
.quick-add > * { position: relative; z-index: 1; }
.quick-add-icon { display: grid; width: 40px; height: 40px; place-items: center; border-radius: 5px; background: color-mix(in srgb, var(--accent) 22%, var(--surface)); color: #8e6804; }
.quick-add-copy { display: grid; min-width: 190px; gap: 3px; }
.quick-add-copy strong { font-size: 12px; }
.quick-add-copy span { color: var(--muted); font-size: 10px; }
.quick-add input, .search-box, .field input, .field textarea, .field select, .select-wrap select {
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
}
.quick-add input { width: 100%; height: 40px; padding: 0 12px; }
.quick-add input::placeholder, input::placeholder, textarea::placeholder { color: color-mix(in srgb, var(--muted) 72%, transparent); }

.toolbar { display: flex; align-items: center; justify-content: flex-start; gap: 18px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.toolbar-controls { display: flex; width: 100%; align-items: center; gap: 8px; }
.orientation-tabs { display: flex; height: 36px; align-items: center; gap: 4px; }
.orientation-tabs[hidden] { display: none; }
.orientation-tab { display: inline-flex; height: 36px; align-items: center; gap: 6px; padding: 0 10px; border: 1px solid transparent; border-radius: 4px; background: transparent; color: var(--muted); font-size: 11px; font-weight: 750; }
.orientation-tab:hover { color: var(--text); }
.orientation-tab[hidden] { display: none; }
.orientation-tab.is-active { border-color: var(--line-strong); background: var(--surface); color: var(--text); }
.invalid-orientation-tab { margin-left: auto; }
.orientation-tab.invalid-orientation-tab { color: var(--danger); }
.orientation-tab.invalid-orientation-tab.is-active { border-color: color-mix(in srgb, var(--danger) 35%, var(--line)); background: color-mix(in srgb, var(--danger) 8%, var(--surface)); color: var(--danger); }
.orientation-tab.invalid-delete-button { border-color: color-mix(in srgb, var(--danger) 28%, var(--line)); color: var(--danger); }
.orientation-tab.invalid-delete-button:hover { border-color: color-mix(in srgb, var(--danger) 55%, var(--line)); background: color-mix(in srgb, var(--danger) 8%, var(--surface)); }
.orientation-tab.invalid-delete-button:disabled { cursor: wait; opacity: .65; }
.confirm-actions #confirmRecheck[hidden] { display: none; }
.orientation-tab svg { width: 14px; height: 14px; }
.search-box { display: flex; width: min(270px, 25vw); height: 36px; align-items: center; gap: 8px; padding: 0 10px; }
.search-box svg { width: 15px; color: var(--muted); }
.search-box input { min-width: 0; flex: 1; border: 0; background: transparent; color: var(--text); font-size: 11px; }
.select-wrap { position: relative; display: inline-flex; align-items: center; }
.select-wrap select { height: 36px; appearance: none; padding: 0 31px 0 11px; font-size: 11px; }
.select-wrap svg { position: absolute; right: 9px; width: 14px; pointer-events: none; }
.view-switch { display: flex; padding: 2px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface); }
.view-switch .icon-button { width: 30px; height: 30px; flex-basis: 30px; border: 0; background: transparent; }
.view-switch .icon-button.is-active { background: var(--surface-soft); color: var(--text); }
.view-switch .icon-button:disabled { cursor: not-allowed; opacity: .35; }
.result-meta { min-height: 48px; display: flex; align-items: center; color: var(--muted); font-size: 11px; }
.load-more-row { display: flex; justify-content: center; padding: 28px 0 4px; }
.load-more-row[hidden] { display: none; }
.auto-load-status { display: inline-flex; min-height: 32px; align-items: center; gap: 7px; color: var(--muted); font-size: 10px; font-weight: 700; }
.auto-load-status svg { width: 15px; height: 15px; animation: auto-load-spin .8s linear infinite; }
@keyframes auto-load-spin { to { transform: rotate(360deg); } }

.media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(238px, 1fr)); align-items: start; gap: 18px; }
.media-card { position: relative; min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: 0 1px 0 rgba(255,255,255,.04) inset; transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease; }
.media-grid .media-card { cursor: grab; user-select: none; touch-action: pan-y; }
.media-grid .media-card:active { cursor: grabbing; }
.media-grid .media-preview img, .media-grid .media-preview video { -webkit-user-drag: none; user-select: none; }
.media-grid .card-actions button { cursor: pointer; }
.media-card:hover { transform: translateY(-2px); border-color: var(--line-strong); box-shadow: 0 8px 26px rgba(21, 25, 32, .09); }
.media-preview { position: relative; display: block; width: 100%; aspect-ratio: 16 / 10; overflow: hidden; border: 0; border-bottom: 1px solid var(--line); background: #e8eaee; padding: 0; }
.media-card.is-portrait .media-preview { aspect-ratio: 3 / 4; }
.media-preview img, .media-preview video { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.video-placeholder { position: absolute; inset: 0; display: grid; width: 100%; height: 100%; place-items: center; background: linear-gradient(145deg, #1b2029, #343b48); color: rgba(255,255,255,.72); }
.video-placeholder svg { width: 34px; height: 34px; }
.video-poster { position: absolute; z-index: 1; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; }
.media-card:hover .media-preview img { transform: scale(1.025); }
.media-preview video { pointer-events: none; }
.type-badge { position: absolute; z-index: 2; top: 10px; left: 10px; display: inline-flex; align-items: center; gap: 5px; min-height: 24px; padding: 0 8px; border-radius: 4px; font-size: 9px; font-weight: 800; backdrop-filter: blur(8px); }
.type-badge svg { width: 12px; }
.type-badge.is-static { border: 1px solid rgba(255,255,255,.12); background: rgba(14, 16, 20, .76); color: #fff; }
.type-badge.is-dynamic { border: 1px solid rgba(255,255,255,.5); background: var(--accent); color: #171309; box-shadow: 0 4px 14px rgba(243, 189, 46, .26); }
.type-badge.is-dynamic::after { width: 5px; height: 5px; margin-left: 1px; border-radius: 50%; background: currentColor; content: ""; animation: dynamic-pulse 1.45s ease-in-out infinite; }
@keyframes dynamic-pulse { 0%, 100% { opacity: .35; transform: scale(.75); } 50% { opacity: 1; transform: scale(1); } }
.preview-error { position: absolute; z-index: 3; inset: 0; display: none; place-items: center; padding: 18px; background: var(--surface-soft); color: var(--muted); text-align: center; }
.preview-error svg { width: 40px; height: 40px; margin-bottom: 11px; stroke-width: 2.4; }
.preview-error span { display: block; font-size: 15px; font-weight: 800; line-height: 1.5; }
.media-preview.is-error .preview-error { display: grid; }
.media-preview.is-error > img, .media-preview.is-error > video { display: none; }
.card-body { padding: 13px; }
.card-title-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.card-title { min-width: 0; margin: 0; overflow: hidden; color: var(--text); font-size: 13px; font-weight: 750; line-height: 1.4; text-overflow: ellipsis; white-space: nowrap; }
.card-date { flex: 0 0 auto; padding-top: 2px; color: var(--muted); font-size: 9px; }
.card-actions { display: flex; align-items: center; justify-content: space-between; }
.card-actions-group { display: flex; gap: 3px; }
.card-actions .icon-button { width: 30px; height: 30px; flex-basis: 30px; border: 0; background: transparent; }
.card-actions .icon-button:hover { background: var(--surface-soft); }
.card-actions .delete-action:hover { color: var(--danger); }
.card-actions .favorite-action { color: var(--muted); }
.card-actions .favorite-action:hover { color: #e54862; }
.card-actions .favorite-action.is-favorite { color: #e54862; background: color-mix(in srgb, #e54862 10%, var(--surface)); }
.card-actions .favorite-action.is-favorite svg { fill: currentColor; }
.copy-button { display: inline-flex; min-height: 30px; align-items: center; gap: 6px; padding: 0 8px; border: 0; border-radius: 4px; background: var(--surface-soft); color: var(--muted-strong); font-size: 10px; font-weight: 750; }
.copy-button:hover { color: var(--text); }
.copy-button svg { width: 13px; }

.media-grid.is-list { display: grid; grid-template-columns: 1fr; gap: 9px; }
.media-grid.is-list .media-card { display: grid; grid-template-columns: 150px minmax(0, 1fr); }
.media-grid.is-list .media-preview { aspect-ratio: 4 / 3; border-right: 1px solid var(--line); border-bottom: 0; }
.media-grid.is-list .media-card.is-portrait .media-preview { aspect-ratio: 3 / 4; }
.media-grid.is-list .card-body { display: grid; grid-template-columns: minmax(120px, 1fr) auto; align-items: center; gap: 18px; }
.media-grid.is-list .card-actions { margin: 0; padding: 0; border: 0; }
.media-grid .drag-placeholder { min-height: 1px; border: 2px dashed color-mix(in srgb, var(--primary) 62%, transparent); background: color-mix(in srgb, var(--primary) 8%, var(--surface)); box-shadow: none; opacity: .72; }
.media-grid .drag-placeholder:hover { transform: none; box-shadow: none; }
.media-grid .drag-chosen { overflow: hidden; border-color: var(--primary); box-shadow: 0 18px 45px rgba(15, 20, 30, .22); opacity: .96; }
.media-grid.is-info-hidden .card-body { display: none; }
.media-grid.is-info-hidden .media-preview { border-bottom: 0; }
.media-grid.is-info-hidden .media-card { cursor: grab; user-select: none; touch-action: pan-y; }
.media-grid.is-info-hidden .media-preview img, .media-grid.is-info-hidden .media-preview video { -webkit-user-drag: none; user-select: none; }
.media-grid.is-info-hidden .media-card:active { cursor: grabbing; }
body.is-reordering { cursor: grabbing; user-select: none; }
body.is-reordering .media-card:not(.drag-chosen) { transition: border-color .16s ease, box-shadow .16s ease, opacity .16s ease; }
body.is-reordering .media-card:hover { transform: none; }

.empty-state { padding: 70px 20px; text-align: center; }
.empty-state #emptyAddButton[hidden] { display: none; }
.empty-icon { display: grid; width: 58px; height: 58px; margin: 0 auto 17px; place-items: center; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--muted); }
.empty-icon svg { width: 25px; height: 25px; }
.empty-state h2 { margin: 0; font-size: 18px; }
.empty-state p { margin: 8px auto 19px; color: var(--muted); font-size: 12px; }

.modal, .preview-modal { max-width: none; max-height: none; padding: 0; border: 0; background: transparent; color: var(--text); }
.modal::backdrop { background: rgba(9, 11, 15, .58); backdrop-filter: blur(3px); }
.modal-panel { width: min(620px, calc(100vw - 28px)); overflow: hidden; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); box-shadow: var(--shadow); }
.small-panel { width: min(540px, calc(100vw - 28px)); }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 22px; border-bottom: 1px solid var(--line); }
.modal-header h2 { font-size: 19px; }
.modal-body { display: grid; gap: 17px; padding: 22px; }
.add-mode-switch { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface-soft); }
.add-mode-button { display: inline-flex; min-height: 38px; align-items: center; justify-content: center; gap: 7px; padding: 0 12px; border: 1px solid transparent; border-radius: 4px; background: transparent; color: var(--muted); font-size: 11px; font-weight: 800; }
.add-mode-button:hover { color: var(--text); }
.add-mode-button.is-active { border-color: var(--line-strong); background: var(--surface); color: var(--text); box-shadow: 0 1px 4px rgba(20, 24, 32, .06); }
.add-mode-button svg { width: 15px; height: 15px; }
.paired-import-tools { display: flex; align-items: center; gap: 10px; }
.paired-import-tools[hidden] { display: none; }
.paired-import-tools small { color: var(--muted); font-size: 9px; }
.paired-file-button { display: inline-flex; min-height: 36px; align-items: center; gap: 7px; padding: 0 11px; cursor: pointer; }
.paired-file-button svg { width: 15px; height: 15px; }
.modal-footer { display: flex; align-items: center; justify-content: flex-end; gap: 9px; padding: 14px 22px; border-top: 1px solid var(--line); background: var(--surface-soft); }
.bed-select-field { display: grid; gap: 8px; }
.bed-select-field > span { color: var(--muted-strong); font-size: 11px; font-weight: 750; }
.bed-select-field select { width: 100%; height: 44px; padding: 0 12px; border: 1px solid var(--line-strong); border-radius: 5px; background: var(--surface); color: var(--text); font-size: 12px; }
.bed-select-field select:focus-visible { outline: 0; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(40, 100, 240, .18); }
#imageBedSelect { font-size: 14px; font-weight: 800; }
#imageBedSelect option { font-size: 14px; font-weight: 750; }
.field { display: grid; min-width: 0; gap: 7px; }
.field > span { color: var(--muted-strong); font-size: 11px; font-weight: 750; }
.field em { color: var(--muted); font-size: 9px; font-style: normal; font-weight: 500; }
.field input, .field textarea, .field select { width: 100%; min-width: 0; padding: 10px 11px; font-size: 12px; }
.field input, .field select { height: 41px; }
.field textarea { min-height: 126px; resize: vertical; line-height: 1.55; }
.field small { color: var(--muted); font-size: 9px; }
.toggle-field { display: grid; grid-template-columns: 38px 1fr; align-items: center; gap: 10px; cursor: pointer; }
.toggle-field input { position: absolute; opacity: 0; pointer-events: none; }
.toggle-track { position: relative; display: block; width: 36px; height: 20px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--surface-soft); transition: background .18s ease, border-color .18s ease; }
.toggle-track::after { position: absolute; top: 3px; left: 3px; width: 12px; height: 12px; border-radius: 50%; background: var(--muted); content: ""; transition: transform .18s ease, background .18s ease; }
.toggle-field input:checked + .toggle-track { border-color: var(--primary); background: var(--primary); }
.toggle-field input:checked + .toggle-track::after { transform: translateX(16px); background: #fff; }
.toggle-field input:focus-visible + .toggle-track { box-shadow: 0 0 0 3px rgba(40, 100, 240, .25); }
.toggle-field > span:last-child { display: grid; gap: 2px; }
.toggle-field strong { font-size: 11px; }
.toggle-field small { color: var(--muted); font-size: 9px; }
.form-row { display: grid; grid-template-columns: .8fr 1.2fr; gap: 14px; }
.privacy-note { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border-left: 2px solid var(--success); background: color-mix(in srgb, var(--success) 8%, var(--surface)); color: var(--muted-strong); font-size: 10px; }
.privacy-note svg { width: 16px; color: var(--success); }
.form-error { min-height: 0; color: var(--danger); font-size: 11px; }
.form-error:not(:empty) { padding: 9px 10px; background: color-mix(in srgb, var(--danger) 9%, var(--surface)); }
.admin-auth-hint { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.admin-remember { display: flex; align-items: center; gap: 8px; color: var(--muted-strong); font-size: 12px; }
.admin-remember input { accent-color: var(--primary); }
.about-body { gap: 20px; }
.about-lead { margin: 0; color: var(--text); font-size: 15px; font-weight: 750; line-height: 1.7; }
.about-feature-list { display: grid; gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: 6px; background: var(--line); }
.about-feature-list > div { display: grid; grid-template-columns: 38px 1fr; gap: 12px; align-items: start; padding: 15px; background: var(--surface); }
.about-feature-list > div > svg { width: 20px; height: 20px; margin-top: 2px; color: var(--primary); }
.about-feature-list span { display: grid; gap: 5px; }
.about-feature-list strong { font-size: 13px; }
.about-feature-list small { color: var(--muted); font-size: 11px; line-height: 1.65; }
.slogan-library { overflow: hidden; border: 1px solid var(--line); border-radius: 5px; }
.slogan-library-head { display: flex; min-height: 38px; align-items: center; justify-content: space-between; padding: 0 11px; border-bottom: 1px solid var(--line); background: var(--surface-soft); font-size: 10px; font-weight: 800; }
.slogan-library-head strong { color: var(--muted); }
.custom-slogan-list { max-height: 190px; overflow-y: auto; }
.custom-slogan-empty { padding: 22px 12px; color: var(--muted); font-size: 10px; text-align: center; }
.custom-slogan-item { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px; min-height: 42px; padding: 5px 7px 5px 11px; border-bottom: 1px solid var(--line); }
.custom-slogan-item:last-child { border-bottom: 0; }
.custom-slogan-item span { min-width: 0; overflow: hidden; font-size: 10px; line-height: 1.5; text-overflow: ellipsis; white-space: nowrap; }
.custom-slogan-item .icon-button { width: 28px; height: 28px; min-width: 28px; border: 0; background: transparent; }
.custom-slogan-item .icon-button:hover { color: var(--danger); }
.slogan-kind { padding: 3px 6px; border-radius: 3px; background: var(--surface-soft); color: var(--muted); font-size: 8px; font-style: normal; font-weight: 800; }

.preview-modal { width: 100vw; height: 100vh; background: rgba(8, 10, 14, .94); }
.preview-modal::backdrop { background: rgba(8, 10, 14, .94); }
.preview-shell { position: relative; display: grid; width: 100%; height: 100%; grid-template-rows: 68px 1fr; }
.preview-topbar { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 0 24px; border-bottom: 1px solid rgba(255,255,255,.14); color: #fff; }
.preview-topbar > div { display: flex; align-items: center; gap: 10px; min-width: 0; }
.preview-meta { flex-wrap: wrap; }
.preview-resolution { color: rgba(255,255,255,.82); font-size: 14px; font-weight: 800; font-variant-numeric: tabular-nums; }
.preview-topbar strong { overflow: hidden; font-size: 13px; text-overflow: ellipsis; white-space: nowrap; }
.media-type-badge { padding: 4px 7px; border: 1px solid rgba(255,255,255,.22); border-radius: 4px; color: rgba(255,255,255,.75); font-size: 9px; font-weight: 800; }
.light-icon { border-color: rgba(255,255,255,.18); background: transparent; color: #fff; }
.light-icon:hover { border-color: rgba(255,255,255,.42); color: #fff; }
.preview-delete:hover { border-color: rgba(229,72,98,.64); color: #ff6680; }
.preview-favorite.is-favorite { border-color: rgba(229,72,98,.64); background: rgba(229,72,98,.14); color: #ff6680; }
.preview-favorite.is-favorite svg { fill: currentColor; }
.preview-stage { position: relative; display: grid; min-height: 0; place-items: center; padding: 24px 78px; overflow: auto; touch-action: pan-y; }
.preview-stage img, .preview-stage video { display: block; width: auto; height: auto; max-width: 100%; max-height: calc(100vh - 116px); object-fit: contain; box-shadow: 0 15px 50px rgba(0,0,0,.35); }
.preview-video-play { position: absolute; top: 50%; left: 50%; z-index: 5; display: inline-flex; min-height: 48px; align-items: center; gap: 9px; padding: 0 17px; border: 1px solid rgba(255,255,255,.45); border-radius: 5px; background: rgba(8,10,14,.72); color: #fff; font-size: 12px; font-weight: 800; transform: translate(-50%, -50%); backdrop-filter: blur(10px); }
.preview-video-play[hidden] { display: none; }
.preview-video-play svg { width: 18px; height: 18px; fill: currentColor; }
.preview-nav { position: absolute; z-index: 4; top: calc(50% + 34px); display: grid; width: 46px; height: 64px; place-items: center; padding: 0; border: 1px solid rgba(255,255,255,.16); border-radius: 5px; background: rgba(8,10,14,.5); color: rgba(255,255,255,.82); transform: translateY(-50%); backdrop-filter: blur(8px); }
.preview-nav:hover { border-color: rgba(255,255,255,.42); background: rgba(8,10,14,.74); color: #fff; }
.preview-nav:disabled { visibility: hidden; }
.preview-nav svg { width: 25px; height: 25px; }
.preview-nav-prev { left: 18px; }
.preview-nav-next { right: 18px; }
.preview-stage-error { color: rgba(255,255,255,.78); font-size: 18px; font-weight: 800; text-align: center; }
.preview-stage-error svg { width: 52px; height: 52px; margin-bottom: 14px; stroke-width: 2.4; }

.confirm-panel { width: min(390px, calc(100vw - 28px)); padding: 28px; border: 1px solid var(--line); border-radius: 7px; background: var(--surface); box-shadow: var(--shadow); text-align: center; }
.confirm-icon { display: grid; width: 48px; height: 48px; margin: 0 auto 15px; place-items: center; border-radius: 50%; background: color-mix(in srgb, var(--danger) 11%, var(--surface)); color: var(--danger); }
.confirm-panel h2 { margin: 0; font-size: 18px; }
.confirm-panel p { margin: 9px 0 22px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.confirm-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }

.toast-region { position: fixed; right: 22px; bottom: 22px; z-index: 100; display: grid; gap: 8px; pointer-events: none; }
.toast { display: flex; min-width: 220px; max-width: 340px; align-items: center; gap: 9px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 5px; background: var(--surface); color: var(--text); box-shadow: var(--shadow); font-size: 11px; animation: toast-in .2s ease both; }
.toast svg { width: 16px; color: var(--success); }
.toast.is-error svg { color: var(--danger); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } }

.mobile-overlay { display: none; }

@media (max-width: 1050px) {
  :root { --sidebar-width: 220px; }
  .quick-add { grid-template-columns: 42px 1fr auto; }
  .quick-add-copy { min-width: 0; }
  .quick-add input { grid-column: 1 / 4; grid-row: 2; }
  .quick-add .secondary-button { grid-column: 3; grid-row: 1; }
  .media-grid.is-list .card-body { grid-template-columns: minmax(160px, 1fr) auto; }
  .image-bed-layout { grid-template-columns: minmax(0, 1fr) 310px; }
}

@media (max-width: 800px) {
  .sidebar { width: min(290px, 86vw); transform: translateX(-102%); box-shadow: var(--shadow); transition: transform .22s ease; }
  .sidebar.is-open { transform: translateX(0); }
  .sidebar-close, .menu-button { display: inline-grid !important; }
  .main-content { margin-left: 0; }
  .mobile-overlay { position: fixed; inset: 0; z-index: 35; background: rgba(8,10,14,.42); }
  .mobile-overlay.is-visible { display: block; }
  .workspace { padding: 28px 18px 50px; }
  .topbar { min-height: 67px; padding: 0 18px; }
  .showcase-page { min-height: calc(100vh - 67px); }
  .showcase-content { width: calc(100% - 36px); padding: 16vh 18px 130px; }
  .showcase-content h1 { font-size: 52px; }
  .page-heading { align-items: flex-start; }
  .stat-strip div { min-width: 62px; padding: 0 13px; }
  .toolbar { align-items: flex-start; flex-direction: column; }
  .toolbar-controls { width: 100%; }
  .search-box { width: auto; flex: 1; }
  .image-bed-layout { grid-template-columns: 1fr; }
  .image-group-panel { position: static; grid-template-rows: none; max-height: none; }
}

@media (max-width: 580px) {
  .breadcrumb span, .breadcrumb svg { display: none; }
  .topbar-actions .primary-button span { display: none; }
  .topbar-actions .primary-button { width: 40px; padding: 0; }
  .topbar-slogan-button { width: 40px; padding: 0; }
  .topbar-slogan-button span { display: none; }
  .page-heading { display: block; margin-bottom: 22px; }
  .showcase-content { padding-top: 14vh; }
  .showcase-manage-button { top: 16px; right: 16px; height: 40px; padding: 0 12px; }
  .showcase-content h1 { font-size: 44px; }
  .showcase-slogan { min-height: 74px; margin: 17px 0 8px; font-size: 17px; }
  .slogan-progress { margin-bottom: 20px; }
  .showcase-controls { align-items: stretch; flex-wrap: wrap; }
  .showcase-type-switch { flex: 1; }
  .showcase-type-switch button { min-width: 72px; flex: 1; }
  .showcase-command-button span { display: none; }
  .showcase-command-button { width: 44px; padding: 0; }
  .showcase-foot { right: 18px; bottom: 18px; }
  .showcase-links { bottom: 14px; left: 18px; }
  .page-heading h1 { font-size: 26px; }
  .heading-copy { max-width: 300px; line-height: 1.6; }
  .stat-strip { margin-top: 20px; border-left: 0; }
  .stat-strip div { flex: 1; padding: 0 15px 0 0; border-right: 0; }
  .quick-add { grid-template-columns: 40px 1fr auto; gap: 10px; }
  .quick-add-copy span { display: none; }
  .quick-add .secondary-button { width: 40px; padding: 0; }
  .quick-add .secondary-button span { display: none; }
  .toolbar-controls { flex-wrap: wrap; }
  .search-box { width: 100%; flex-basis: 100%; }
  .select-wrap { flex: 1; }
  .select-wrap select { width: 100%; }
  .media-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .media-card:hover { transform: none; }
  .card-body { padding: 10px; }
  .copy-button span { display: none; }
  .copy-button { width: 30px; justify-content: center; padding: 0; }
  .card-actions .icon-button, .copy-button { width: 28px; height: 28px; min-height: 28px; flex-basis: 28px; }
  .media-grid.is-list .media-card { grid-template-columns: 100px minmax(0, 1fr); }
  .media-grid.is-list .card-body { display: block; }
  .media-grid.is-list .card-actions { margin-top: 8px; }
  .form-row { grid-template-columns: 1fr; }
  .image-bed-upload-panel { padding: 18px; }
  .upload-dropzone { min-height: 210px; padding: 24px 16px; }
  .modal-body { padding: 18px; }
  .modal-header { padding: 18px; }
  .modal-footer { padding: 13px 18px; }
  .modal-footer .primary-button, .modal-footer .ghost-button { flex: 1; padding: 0 10px; }
  .preview-topbar { padding: 0 12px; }
  .preview-stage { padding: 12px 52px; }
  .preview-nav { width: 38px; height: 54px; }
  .preview-nav-prev { left: 6px; }
  .preview-nav-next { right: 6px; }
  .preview-resolution { flex-basis: 100%; }
  .preview-stage img, .preview-stage video { max-height: calc(100vh - 100px); }
  .toast-region { right: 12px; bottom: 12px; left: 12px; }
  .toast { width: 100%; min-width: 0; max-width: none; }
}

@media (max-width: 380px) {
  .media-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}