/* ══════════════════════════════════════════════════════════════════════
   storage.now — File Browser
   Console aesthetic: monochrome, sharp edges, JetBrains Mono.
   ══════════════════════════════════════════════════════════════════════ */

/* ── Reset & Design Tokens ──────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bg:#FAFAF9;--surface:#FFF;--surface-alt:#F4F4F5;
  --text:#09090B;--text-2:#52525B;--text-3:#A1A1AA;
  --border:#E4E4E7;--ink:#09090B;
  --err:#EF4444;
  --shadow:0 1px 3px rgba(0,0,0,0.04),0 1px 2px rgba(0,0,0,0.06);
  --sidebar-w:220px;
  --detail-w:320px;
  --nav-h:56px;
  --toolbar-h:48px;
}

html.dark{
  --bg:#09090B;--surface:#18181B;--surface-alt:#18181B;
  --text:#FAFAF9;--text-2:#A1A1AA;--text-3:#52525B;
  --border:#27272A;--ink:#FAFAF9;
  --err:#FCA5A5;
  --shadow:0 1px 3px rgba(0,0,0,0.3);
}

body{
  font-family:'Inter',system-ui,sans-serif;
  color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
input,textarea,select{font-family:inherit}

/* ── Animations ─────────────────────────────────────────────────────── */
@keyframes fade-in{
  from{opacity:0;transform:translateY(6px)}
  to{opacity:1;transform:none}
}
@keyframes slide-up{
  from{opacity:0;transform:translateY(12px)}
  to{opacity:1;transform:none}
}
@keyframes slide-in-right{
  from{transform:translateX(100%)}
  to{transform:translateX(0)}
}
@keyframes slide-in-left{
  from{transform:translateX(-100%)}
  to{transform:translateX(0)}
}
@keyframes ctx-appear{
  from{opacity:0;transform:scale(0.96)}
  to{opacity:1;transform:scale(1)}
}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

/* ── Dot grid background ────────────────────────────────────────────── */
.grid-bg{
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:radial-gradient(circle,var(--border) 1px,transparent 1px);
  background-size:24px 24px;opacity:.4;
}
html.dark .grid-bg{opacity:.2}


/* ════════════════════════════════════════════════════════════════════════
   1. NAV BAR
   ════════════════════════════════════════════════════════════════════════ */
nav{
  position:relative;z-index:100;width:100%;height:var(--nav-h);
  padding:0 24px;display:flex;align-items:center;gap:16px;
  background:var(--surface);border-bottom:1px solid var(--border);
}
.logo{
  font-family:'JetBrains Mono',monospace;font-weight:600;font-size:14px;
  letter-spacing:-0.5px;display:flex;align-items:center;gap:8px;
  flex-shrink:0;text-decoration:none;
}
.logo-dot{width:6px;height:6px;background:var(--text);display:inline-block}

/* nav search bar */
.nav-search{
  flex:1;max-width:560px;margin:0 auto;position:relative;
}
.nav-search input{
  width:100%;height:36px;padding:0 14px 0 36px;
  font-size:13px;color:var(--text);background:var(--surface-alt);
  border:1px solid var(--border);outline:none;
  transition:border-color .15s;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search input:focus{border-color:var(--text-3)}
.nav-search .search-icon{
  position:absolute;left:12px;top:50%;transform:translateY(-50%);
  color:var(--text-3);pointer-events:none;display:flex;
}

/* nav right cluster */
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-user{
  font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--text-2);
}
.nav-signout{
  font-size:12px;color:var(--text-3);border:1px solid var(--border);
  padding:5px 12px;transition:all .15s;
  font-weight:500;background:none;cursor:pointer;
}
.nav-signout:hover{color:var(--text);border-color:var(--text-3)}
.theme-toggle{
  background:none;border:1px solid var(--border);
  padding:6px 10px;cursor:pointer;color:var(--text-3);
  display:flex;align-items:center;transition:all .15s;
}
.theme-toggle:hover{color:var(--text);border-color:var(--text-3)}
.theme-toggle .icon-sun{display:none}
.theme-toggle .icon-moon{display:block}
html.dark .theme-toggle .icon-sun{display:block}
html.dark .theme-toggle .icon-moon{display:none}

.mobile-toggle{
  display:none;background:none;border:none;color:var(--text-3);
  cursor:pointer;padding:4px;
}


/* ════════════════════════════════════════════════════════════════════════
   2. APP LAYOUT (three-column)
   ════════════════════════════════════════════════════════════════════════ */
#app{
  display:flex;height:calc(100vh - var(--nav-h));overflow:hidden;
}


/* ════════════════════════════════════════════════════════════════════════
   3. SIDEBAR
   ════════════════════════════════════════════════════════════════════════ */
#sidebar{
  width:var(--sidebar-w);min-width:var(--sidebar-w);
  height:100%;display:flex;flex-direction:column;
  border-right:1px solid var(--border);background:var(--surface);
  overflow-y:auto;overflow-x:hidden;flex-shrink:0;
}

/* sidebar nav items */
.sidebar-nav{flex:1;padding:8px 0}

.sidebar-section{padding:16px 16px 6px;font-family:'JetBrains Mono',monospace;
  font-size:10px;letter-spacing:1px;color:var(--text-3);
  text-transform:uppercase;font-weight:600}

.sidebar-item{
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;cursor:pointer;
  font-size:13px;color:var(--text-2);
  border-left:3px solid transparent;
  transition:background .15s,color .15s,border-color .15s;
  position:relative;
}
.sidebar-item:hover{background:var(--surface-alt);color:var(--text)}
.sidebar-item.active{
  color:var(--text);border-left-color:var(--text);
  background:var(--surface-alt);font-weight:500;
}
.sidebar-item .item-icon{
  width:18px;height:18px;display:flex;align-items:center;
  justify-content:center;flex-shrink:0;
}
.sidebar-item .item-icon svg{width:16px;height:16px}
.sidebar-item .item-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sidebar-item .item-badge{
  font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;
  padding:1px 6px;
  background:var(--surface-alt);color:var(--text-3);
}
.sidebar-item.active .item-badge{
  background:var(--border);color:var(--text);
}

/* 5. STORAGE QUOTA (sidebar bottom) */
.sidebar-quota{
  padding:16px;border-top:1px solid var(--border);
  flex-shrink:0;
}
.quota-bar{
  width:100%;height:6px;
  background:var(--surface-alt);overflow:hidden;margin-bottom:8px;
}
.quota-fill{
  height:100%;
  transition:width .3s ease;
}
.quota-fill--ok{background:var(--text-3)}
.quota-fill--warn{background:var(--text-2)}
.quota-fill--danger{background:var(--err)}
.quota-text{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--text-3);
}

/* sidebar mobile overlay backdrop */
.sidebar-backdrop{
  display:none;position:fixed;inset:0;
  background:rgba(0,0,0,0.4);z-index:199;
}


/* ════════════════════════════════════════════════════════════════════════
   4. MAIN CONTENT AREA
   ════════════════════════════════════════════════════════════════════════ */
#main{
  flex:1;min-width:0;display:flex;flex-direction:column;
  overflow:hidden;background:var(--bg);
}


/* ════════════════════════════════════════════════════════════════════════
   6. TOOLBAR
   ════════════════════════════════════════════════════════════════════════ */
#toolbar{
  display:flex;align-items:center;gap:8px;
  height:var(--toolbar-h);min-height:var(--toolbar-h);
  padding:0 24px;border-bottom:1px solid var(--border);
  background:var(--surface);flex-shrink:0;
}

/* 7. BREADCRUMB (inside toolbar) */
.breadcrumb{
  display:flex;align-items:center;gap:4px;flex:1;
  min-width:0;overflow:hidden;
}
.breadcrumb-home{
  display:flex;align-items:center;color:var(--text-3);
  cursor:pointer;transition:color .15s;flex-shrink:0;
}
.breadcrumb-home:hover{color:var(--text)}
.breadcrumb-home svg{width:16px;height:16px}
.breadcrumb-sep{
  color:var(--text-3);font-size:12px;flex-shrink:0;
  font-family:'JetBrains Mono',monospace;
  margin:0 2px;
}
.breadcrumb-segment{
  font-family:'JetBrains Mono',monospace;font-size:13px;
  color:var(--text-2);cursor:pointer;transition:color .15s;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.breadcrumb-segment:hover{color:var(--text)}
.breadcrumb-segment:last-child{color:var(--text);font-weight:500}

/* toolbar buttons */
.toolbar-group{display:flex;gap:4px;align-items:center}
.toolbar-divider{
  width:1px;height:20px;background:var(--border);margin:0 4px;
}
.tool-btn{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  padding:6px 12px;border:1px solid var(--border);
  background:none;color:var(--text-2);
  cursor:pointer;display:flex;align-items:center;gap:6px;
  transition:all .15s;white-space:nowrap;
}
.tool-btn:hover{color:var(--text);border-color:var(--text-3)}
.tool-btn.active{
  color:var(--text);border-color:var(--text);background:var(--surface-alt);
}
.tool-btn svg{width:14px;height:14px}
.tool-btn--primary{
  background:var(--ink);border-color:var(--ink);color:var(--bg);
  font-weight:600;
}
.tool-btn--primary:hover{opacity:0.85;color:var(--bg)}

/* sort dropdown */
.sort-dropdown{
  position:relative;display:inline-flex;
}
.sort-dropdown .tool-btn::after{
  content:'';width:0;height:0;border-left:4px solid transparent;
  border-right:4px solid transparent;border-top:4px solid currentColor;
  margin-left:4px;
}
.sort-menu{
  display:none;position:absolute;top:calc(100% + 4px);right:0;
  min-width:160px;background:var(--surface);border:1px solid var(--border);
  box-shadow:var(--shadow);z-index:50;overflow:hidden;
}
html.dark .sort-menu{box-shadow:0 8px 24px rgba(0,0,0,0.3)}
.sort-dropdown.open .sort-menu{display:block}
.sort-option{
  padding:8px 14px;font-size:12px;color:var(--text-2);
  cursor:pointer;transition:background .1s;display:flex;
  align-items:center;justify-content:space-between;
}
.sort-option:hover{background:var(--surface-alt)}
.sort-option.active{color:var(--text);font-weight:500}
.sort-option .sort-dir{font-size:10px;color:var(--text-3)}


/* ════════════════════════════════════════════════════════════════════════
   8. BULK ACTIONS BAR
   ════════════════════════════════════════════════════════════════════════ */
#bulk-bar{
  display:none;align-items:center;gap:12px;
  padding:10px 24px;background:var(--surface-alt);
  border-bottom:1px solid var(--border);
  animation:slide-up .2s ease;
}
#bulk-bar.visible{display:flex}
.bulk-count{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  color:var(--text);font-weight:600;margin-right:4px;
}
.bulk-actions{display:flex;gap:6px}
.bulk-btn{
  font-size:12px;padding:5px 12px;border:1px solid var(--border);
  background:none;color:var(--text-2);
  cursor:pointer;display:flex;align-items:center;gap:6px;
  transition:all .15s;
}
.bulk-btn:hover{color:var(--text);border-color:var(--text-3)}
.bulk-btn svg{width:14px;height:14px}
.bulk-btn--danger:hover{color:var(--err);border-color:var(--err)}
.bulk-dismiss{
  margin-left:auto;background:none;border:none;
  color:var(--text-3);cursor:pointer;display:flex;
  padding:4px;transition:color .15s;
}
.bulk-dismiss:hover{color:var(--text)}


/* ════════════════════════════════════════════════════════════════════════
   9. FILE LIST VIEW
   ════════════════════════════════════════════════════════════════════════ */
.file-content{
  flex:1;overflow-y:auto;overflow-x:hidden;
  position:relative;
}

#file-list{display:flex;flex-direction:column}

/* list header row */
.list-header{
  display:flex;align-items:center;gap:12px;
  padding:8px 24px;border-bottom:1px solid var(--border);
  background:var(--surface-alt);position:sticky;top:0;z-index:5;
}
.list-header .col{
  font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;
  color:var(--text-3);text-transform:uppercase;letter-spacing:0.5px;
  cursor:pointer;transition:color .15s;
  display:flex;align-items:center;gap:4px;
  user-select:none;
}
.list-header .col:hover{color:var(--text)}
.list-header .col.sorted{color:var(--text)}
.list-header .col .sort-arrow{font-size:10px}
.col--check{width:24px;flex-shrink:0}
.col--icon{width:24px;flex-shrink:0}
.col--name{flex:1;min-width:0}
.col--modified{width:110px;flex-shrink:0}
.col--size{width:80px;flex-shrink:0;text-align:right}

/* checkbox */
.row-check{
  width:16px;height:16px;border:1.5px solid var(--border);
  cursor:pointer;display:flex;
  align-items:center;justify-content:center;
  transition:all .15s;flex-shrink:0;background:none;
  appearance:none;-webkit-appearance:none;
}
.row-check:hover{border-color:var(--text-3)}
.row-check:checked{
  background:var(--ink);border-color:var(--ink);
}
.row-check:checked::after{
  content:'';display:block;width:4px;height:7px;
  border:solid var(--bg);border-width:0 2px 2px 0;
  transform:rotate(45deg) translate(-0.5px,-0.5px);
}

/* file row */
.file-row{
  display:flex;align-items:center;gap:12px;
  padding:10px 24px;border-bottom:1px solid var(--border);
  transition:background .1s;cursor:default;
  position:relative;
}
.file-row:last-child{border-bottom:none}
.file-row:hover{background:var(--surface-alt)}
.file-row.selected{background:color-mix(in srgb,var(--text) 4%,transparent)}

/* hide checkbox by default, show on hover or selected */
.file-row .row-check{opacity:0;transition:opacity .1s}
.file-row:hover .row-check,
.file-row.selected .row-check,
.list-header:hover .row-check,
.list-header .row-check:checked{opacity:1}

/* file icon */
.file-icon{
  width:24px;height:24px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  color:var(--text-3);
}
.file-icon svg{width:18px;height:18px}
.file-icon--folder{color:var(--text-2)}
.file-icon--image{color:var(--text-3)}
.file-icon--video{color:var(--text-3)}
.file-icon--audio{color:var(--text-3)}
.file-icon--doc{color:var(--text-3)}
.file-icon--sheet{color:var(--text-3)}
.file-icon--code{color:var(--text-3)}
.file-icon--archive{color:var(--text-3)}
.file-icon--text{color:var(--text-3)}
.file-icon--generic{color:var(--text-3)}

/* file name cell */
.file-name{
  font-size:13px;flex:1;min-width:0;
  display:flex;align-items:center;gap:8px;
  overflow:hidden;
}
.file-name-text{
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.file-row--folder .file-name-text{font-weight:600}
.file-row--folder{cursor:pointer}

/* star button in row */
.file-star{
  opacity:0;background:none;border:none;cursor:pointer;
  color:var(--text-3);display:flex;align-items:center;
  transition:opacity .1s,color .15s;padding:2px;
}
.file-row:hover .file-star{opacity:1}
.file-star.starred{opacity:1;color:var(--text)}
.file-star:hover{color:var(--text)}
.file-star svg{width:14px;height:14px}

/* modified + size cells */
.file-modified{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  color:var(--text-3);width:110px;flex-shrink:0;
}
.file-size{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  color:var(--text-3);width:80px;flex-shrink:0;text-align:right;
}


/* ════════════════════════════════════════════════════════════════════════
   10. FILE GRID VIEW
   ════════════════════════════════════════════════════════════════════════ */
#file-grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(180px,1fr));
  gap:12px;padding:20px 24px;
}

.grid-card{
  border:1px solid var(--border);
  overflow:hidden;cursor:default;transition:all .15s;
  position:relative;background:var(--surface);
}
.grid-card:hover{
  border-color:var(--text-3);
}
.grid-card.selected{
  border-color:var(--text);
  box-shadow:0 0 0 1px var(--text);
}

/* thumbnail / icon area */
.grid-thumb{
  height:120px;display:flex;align-items:center;justify-content:center;
  background:var(--surface-alt);position:relative;
  overflow:hidden;
}
.grid-thumb svg{width:40px;height:40px;opacity:0.3;color:var(--text-3)}
.grid-thumb img{
  width:100%;height:100%;object-fit:cover;
}

/* grid card checkbox overlay */
.grid-check{
  position:absolute;top:8px;left:8px;z-index:2;
  opacity:0;transition:opacity .1s;
}
.grid-card:hover .grid-check,
.grid-card.selected .grid-check{opacity:1}

/* grid card star overlay */
.grid-star{
  position:absolute;top:8px;right:8px;z-index:2;
  opacity:0;background:none;border:none;cursor:pointer;
  color:var(--text-3);display:flex;transition:opacity .1s,color .15s;
}
.grid-card:hover .grid-star{opacity:1}
.grid-star.starred{opacity:1;color:var(--text)}
.grid-star:hover{color:var(--text)}
.grid-star svg{width:14px;height:14px}

/* grid card name */
.grid-name{
  padding:10px 12px;font-size:13px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  border-top:1px solid var(--border);
}
.grid-card--folder .grid-name{font-weight:600}


/* ════════════════════════════════════════════════════════════════════════
   11. CONTEXT MENU
   ════════════════════════════════════════════════════════════════════════ */
#ctx-menu{
  display:none;position:fixed;z-index:1000;
  min-width:180px;background:var(--surface);
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  padding:4px 0;overflow:hidden;
  animation:ctx-appear .12s ease;
}
html.dark #ctx-menu{box-shadow:0 8px 32px rgba(0,0,0,0.4)}
#ctx-menu.visible{display:block}

.ctx-item{
  display:flex;align-items:center;gap:10px;
  padding:8px 14px;font-size:13px;color:var(--text-2);
  cursor:pointer;transition:background .1s,color .1s;
}
.ctx-item:hover{background:var(--surface-alt);color:var(--text)}
.ctx-item svg{width:14px;height:14px;flex-shrink:0;color:var(--text-3)}
.ctx-item:hover svg{color:var(--text-2)}
.ctx-item--danger{color:var(--err)}
.ctx-item--danger:hover{background:color-mix(in srgb,var(--err) 6%,transparent)}
.ctx-item--danger svg{color:var(--err)}

.ctx-divider{
  height:1px;background:var(--border);margin:4px 0;
}

.ctx-shortcut{
  margin-left:auto;font-family:'JetBrains Mono',monospace;
  font-size:10px;color:var(--text-3);
}


/* ════════════════════════════════════════════════════════════════════════
   12. DETAIL PANEL
   ════════════════════════════════════════════════════════════════════════ */
#detail-panel{
  width:var(--detail-w);min-width:var(--detail-w);
  height:100%;border-left:1px solid var(--border);
  background:var(--surface);display:flex;flex-direction:column;
  overflow:hidden;flex-shrink:0;
}
#detail-panel.hidden{display:none}

/* detail header */
.detail-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-bottom:1px solid var(--border);
  flex-shrink:0;
}
.detail-tabs{display:flex;gap:0}
.detail-tab{
  font-size:13px;font-weight:500;padding:4px 12px;
  color:var(--text-3);cursor:pointer;transition:color .15s;
  border-bottom:2px solid transparent;
}
.detail-tab:hover{color:var(--text)}
.detail-tab.active{color:var(--text);border-bottom-color:var(--text)}
.detail-close{
  background:none;border:none;color:var(--text-3);
  cursor:pointer;display:flex;padding:4px;
  transition:color .15s;
}
.detail-close:hover{color:var(--text)}
.detail-close svg{width:16px;height:16px}

/* detail body */
.detail-body{flex:1;overflow-y:auto;padding:20px 16px}

/* detail: info tab */
.detail-icon{
  width:56px;height:56px;
  background:var(--surface-alt);display:flex;
  align-items:center;justify-content:center;
  margin-bottom:16px;color:var(--text-3);
}
.detail-icon svg{width:28px;height:28px}
.detail-filename{
  font-size:15px;font-weight:600;margin-bottom:4px;
  word-break:break-word;
}
.detail-type{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--text-3);margin-bottom:20px;
}

.detail-field{margin-bottom:14px}
.detail-label{
  font-family:'JetBrains Mono',monospace;font-size:10px;
  letter-spacing:0.5px;color:var(--text-3);text-transform:uppercase;
  margin-bottom:4px;
}
.detail-value{font-size:13px;color:var(--text-2)}
.detail-description{
  width:100%;min-height:60px;padding:8px 10px;
  font-size:13px;color:var(--text);
  background:var(--surface-alt);border:1px solid var(--border);
  resize:vertical;outline:none;
  transition:border-color .15s;
}
.detail-description:focus{border-color:var(--text-3)}

/* detail: activity tab */
.activity-list{display:flex;flex-direction:column;gap:16px}
.activity-item{display:flex;gap:10px;align-items:flex-start}
.activity-avatar{
  width:28px;height:28px;flex-shrink:0;
  background:var(--surface-alt);display:flex;
  align-items:center;justify-content:center;
  font-family:'JetBrains Mono',monospace;font-size:11px;
  font-weight:600;color:var(--text-3);
}
.activity-content{flex:1;min-width:0}
.activity-text{font-size:13px;color:var(--text-2);line-height:1.5}
.activity-text strong{color:var(--text);font-weight:600}
.activity-time{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--text-3);margin-top:2px;
}


/* ════════════════════════════════════════════════════════════════════════
   13. MODAL OVERLAY
   ════════════════════════════════════════════════════════════════════════ */
#modal-overlay{
  display:none;position:fixed;inset:0;z-index:500;
  background:rgba(0,0,0,0.4);
  align-items:center;justify-content:center;
}
html.dark #modal-overlay{background:rgba(0,0,0,0.6)}
#modal-overlay.visible{display:flex}

.modal{
  background:var(--surface);border:1px solid var(--border);
  width:100%;max-width:480px;
  max-height:80vh;overflow:hidden;display:flex;flex-direction:column;
  box-shadow:0 16px 64px rgba(0,0,0,0.12);
  animation:fade-in .2s ease;
}
html.dark .modal{box-shadow:0 16px 64px rgba(0,0,0,0.5)}
.modal-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 20px;border-bottom:1px solid var(--border);
}
.modal-title{font-size:15px;font-weight:600}
.modal-close{
  background:none;border:none;color:var(--text-3);
  cursor:pointer;display:flex;padding:4px;
  transition:color .15s;
}
.modal-close:hover{color:var(--text)}
.modal-close svg{width:16px;height:16px}
.modal-body{padding:20px;overflow-y:auto;flex:1}
.modal-footer{
  display:flex;justify-content:flex-end;gap:8px;
  padding:16px 20px;border-top:1px solid var(--border);
}
.modal-btn{
  font-size:13px;padding:8px 16px;
  cursor:pointer;transition:all .15s;font-weight:500;
}
.modal-btn--secondary{
  background:none;border:1px solid var(--border);color:var(--text-2);
}
.modal-btn--secondary:hover{border-color:var(--text-3);color:var(--text)}
.modal-btn--primary{
  background:var(--ink);border:1px solid var(--ink);color:var(--bg);
}
.modal-btn--primary:hover{opacity:0.85}
.modal-btn--danger{
  background:var(--err);border:1px solid var(--err);color:#fff;
}
.modal-btn--danger:hover{opacity:0.85}

/* ════════════════════════════════════════════════════════════════════════
   FILE PREVIEW OVERLAY
   ════════════════════════════════════════════════════════════════════════ */
/* ── Light mode: white preview background ─────────────────────── */
:root #preview-overlay{background:rgba(255,255,255,.97)}
html.dark #preview-overlay{background:rgba(9,9,11,.97)}

/* Preview code white background in light mode */
:root .preview-code{background:#FAFAF9;color:#09090B}
html.dark .preview-code{background:#111113;color:#FAFAF9}

:root .preview-markdown{background:#FFF;color:#09090B}
html.dark .preview-markdown{background:#111113;color:#FAFAF9}

:root .preview-text{background:#FFF;color:#09090B}
html.dark .preview-text{background:#111113;color:#FAFAF9}

#preview-overlay{
  display:none;position:fixed;inset:0;z-index:600;
  flex-direction:column;
}
#preview-overlay.visible{display:flex}
.preview-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;height:56px;min-height:56px;
  border-bottom:1px solid var(--border);
  background:var(--surface);
  gap:12px;
}
.preview-header-left{display:flex;align-items:center;gap:8px;min-width:0;flex:1}
.preview-header-right{display:flex;align-items:center;gap:4px;flex-shrink:0}
.pv-back{
  display:flex;align-items:center;justify-content:center;
  width:32px;height:32px;border:none;background:transparent;
  color:var(--text-2);cursor:pointer;border-radius:6px;flex-shrink:0;
}
.pv-back:hover{background:var(--surface-alt);color:var(--text)}
.pv-path{display:flex;align-items:center;gap:4px;min-width:0;font-size:13px;color:var(--text-2);overflow:hidden}
.pv-bc-segment{cursor:pointer;white-space:nowrap}
.pv-bc-segment:hover{color:var(--text);text-decoration:underline}
.pv-bc-sep{color:var(--text-3);margin:0 2px}
.pv-filename{display:flex;align-items:center;gap:6px;font-weight:600;color:var(--text);white-space:nowrap}
.pv-filename .file-icon{width:18px;height:18px;flex-shrink:0}
.pv-meta{font-size:12px;color:var(--text-3);white-space:nowrap;font-family:'JetBrains Mono',monospace}
.pv-action{
  display:flex;align-items:center;justify-content:center;
  width:32px;height:32px;border:none;background:transparent;
  color:var(--text-2);cursor:pointer;border-radius:6px;
}
.pv-action:hover{background:var(--surface-alt);color:var(--text)}
.pv-action svg{width:16px;height:16px}
.pv-close svg{width:18px;height:18px}
.preview-body{
  flex:1;overflow:auto;display:flex;align-items:flex-start;
  justify-content:center;padding:32px 64px;
  animation:fade-in .2s ease;
}
.preview-nav{
  position:fixed;top:50%;transform:translateY(-50%);z-index:610;
  background:var(--surface);border:1px solid var(--border);
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .15s;color:var(--text);
  box-shadow:var(--shadow);
}
.preview-nav:hover{background:var(--surface-alt);border-color:var(--text-3)}
.preview-nav--prev{left:16px}
.preview-nav--next{right:16px}

/* Code preview */
.preview-code{
  width:100%;max-width:960px;
  background:var(--surface-alt);border:1px solid var(--border);
  padding:24px 28px;overflow-x:auto;
  font-family:'JetBrains Mono',monospace;font-size:13px;line-height:1.7;
  tab-size:4;white-space:pre;color:var(--text);
  counter-reset:line;
}
.preview-code .line{display:block}
.preview-code .line::before{
  counter-increment:line;content:counter(line);
  display:inline-block;width:3ch;margin-right:2ch;
  text-align:right;color:var(--text-3);font-size:12px;
  user-select:none;
}
.tok-kw{color:#8b5cf6}
html.dark .tok-kw{color:#a78bfa}
.tok-str{color:#059669}
html.dark .tok-str{color:#34d399}
.tok-cm{color:var(--text-3);font-style:italic}
.tok-num{color:#d97706}
html.dark .tok-num{color:#fbbf24}
.tok-fn{color:#2563eb}
html.dark .tok-fn{color:#60a5fa}
.tok-type{color:#0891b2}
html.dark .tok-type{color:#22d3ee}
.tok-tag{color:#dc2626}
html.dark .tok-tag{color:#f87171}
.tok-attr{color:#8b5cf6}
html.dark .tok-attr{color:#a78bfa}
.tok-op{color:var(--text-2)}

/* Text preview */
.preview-text{
  width:100%;max-width:800px;
  background:var(--surface-alt);border:1px solid var(--border);
  padding:24px 28px;overflow-x:auto;white-space:pre-wrap;word-break:break-word;
  font-family:'JetBrains Mono',monospace;font-size:13px;line-height:1.7;
  color:var(--text);
}

/* Image preview */
.preview-image{display:flex;align-items:center;justify-content:center;width:100%}
.preview-image img{max-width:100%;max-height:calc(100vh - 140px);object-fit:contain;border:1px solid var(--border)}

/* ── Media Player ────────────────────────────────────────────────── */
.mp{width:100%;display:flex;flex-direction:column;align-items:center}

/* Audio layout */
.mp--audio{max-width:480px;gap:20px;padding:32px}
.mp-art{
  width:180px;height:180px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 32px rgba(0,0,0,.25);
  transition:transform 4s linear;
}
.mp-art.spinning{animation:spin-art 4s linear infinite}
@keyframes spin-art{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
.mp-art-icon{opacity:.8}
.mp-art-icon svg{width:56px;height:56px;color:#fff}
.mp-title{font-size:17px;font-weight:600;text-align:center;color:var(--text)}
.mp-meta{font-size:12px;color:var(--text-3);font-family:'JetBrains Mono',monospace}

/* Waveform bars */
.mp-wave{display:flex;align-items:end;gap:2px;height:40px;width:100%}
.mp-bar{
  flex:1;min-width:2px;height:10px;border-radius:1px;
  background:var(--text-3);opacity:.6;
  transition:height .08s ease;
}

/* Controls bar */
.mp-controls{
  display:flex;align-items:center;gap:10px;width:100%;
  padding:8px 0;
}
.mp-play-btn{
  width:36px;height:36px;border-radius:50%;border:none;
  background:var(--text);color:var(--bg);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;flex-shrink:0;
  transition:transform .1s;
}
.mp-play-btn:hover{transform:scale(1.08)}
.mp-play-btn:active{transform:scale(0.95)}
.mp-time{
  font-size:11px;font-family:'JetBrains Mono',monospace;
  color:var(--text-2);min-width:36px;text-align:center;flex-shrink:0;
}

/* Progress bar */
.mp-progress{
  flex:1;height:6px;background:var(--border);border-radius:3px;
  position:relative;cursor:pointer;
}
.mp-progress:hover{height:8px}
.mp-progress-buf{
  position:absolute;top:0;left:0;height:100%;
  background:var(--text-3);opacity:.3;border-radius:3px;
}
.mp-progress-fill{
  position:absolute;top:0;left:0;height:100%;
  background:var(--text);border-radius:3px;
  transition:width .05s linear;
}
.mp-progress-thumb{
  position:absolute;top:50%;width:14px;height:14px;
  background:var(--text);border-radius:50%;
  transform:translate(-50%,-50%);
  opacity:0;transition:opacity .15s;
  box-shadow:0 1px 4px rgba(0,0,0,.3);
}
.mp-progress:hover .mp-progress-thumb{opacity:1}

/* Volume */
.mp-vol-wrap{
  display:flex;align-items:center;gap:6px;flex-shrink:0;
}
.mp-vol-icon{color:var(--text-2);flex-shrink:0}
.mp-vol{
  -webkit-appearance:none;appearance:none;
  width:70px;height:4px;background:var(--border);
  border-radius:2px;outline:none;cursor:pointer;
}
.mp-vol::-webkit-slider-thumb{
  -webkit-appearance:none;width:12px;height:12px;
  background:var(--text);border-radius:50%;cursor:pointer;
}
.mp-vol::-moz-range-thumb{
  width:12px;height:12px;border:none;
  background:var(--text);border-radius:50%;cursor:pointer;
}

/* Video layout */
.mp--video{max-width:900px;gap:0}
.mp--video .mp-controls{
  background:var(--surface-alt);border-radius:0 0 6px 6px;
  padding:8px 12px;border:1px solid var(--border);border-top:none;
}
.mp-viewport{
  position:relative;width:100%;background:#000;
  border-radius:6px 6px 0 0;overflow:hidden;
  cursor:pointer;
}
.mp-viewport canvas,.mp-viewport video{
  display:block;width:100%;max-height:calc(100vh - 200px);
}
.mp-play-overlay{
  position:absolute;top:0;left:0;right:0;bottom:0;
  display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,.3);cursor:pointer;
  transition:background .15s;
}
.mp-play-overlay:hover{background:rgba(0,0,0,.4)}
.mp-play-overlay svg{
  width:64px;height:64px;
  filter:drop-shadow(0 2px 8px rgba(0,0,0,.3));
  transition:transform .15s;
}
.mp-play-overlay:hover svg{transform:scale(1.1)}
.mp-fs-btn{
  background:none;border:none;color:var(--text-2);
  cursor:pointer;padding:4px;display:flex;align-items:center;
  flex-shrink:0;
}
.mp-fs-btn:hover{color:var(--text)}

/* Fullscreen styles */
.mp-viewport:fullscreen{background:#000;display:flex;align-items:center;justify-content:center}
.mp-viewport:fullscreen canvas,.mp-viewport:fullscreen video{max-height:100vh;object-fit:contain}
.mp-viewport:-webkit-full-screen{background:#000;display:flex;align-items:center;justify-content:center}

@media(max-width:768px){
  .mp--audio{padding:20px}
  .mp-art{width:140px;height:140px}
  .mp-vol-wrap{display:none}
  .mp--video .mp-controls{padding:6px 8px;gap:6px}
}

/* Table/Spreadsheet preview */
.preview-table{width:100%;max-width:960px;overflow-x:auto}
.preview-table table{
  width:100%;border-collapse:collapse;
  font-family:'JetBrains Mono',monospace;font-size:12px;
}
.preview-table th{
  background:var(--surface-alt);font-weight:600;text-align:left;
  padding:10px 14px;border:1px solid var(--border);white-space:nowrap;
  position:sticky;top:0;
}
.preview-table td{
  padding:8px 14px;border:1px solid var(--border);white-space:nowrap;
}
.preview-table tr:nth-child(even) td{background:var(--surface-alt)}
.preview-table tr:hover td{background:var(--border)}

/* Markdown preview */
.preview-markdown{padding:40px;max-width:800px;margin:0 auto;line-height:1.7;width:100%;font-size:15px}
.preview-markdown h1{font-size:28px;font-weight:700;margin:24px 0 12px;padding-bottom:8px;border-bottom:1px solid var(--border)}
.preview-markdown h2{font-size:22px;font-weight:600;margin:20px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border)}
.preview-markdown h3{font-size:18px;font-weight:600;margin:16px 0 8px}
.preview-markdown h4{font-size:15px;font-weight:600;margin:12px 0 6px}
.preview-markdown p{margin:8px 0}
.preview-markdown code{font-family:'JetBrains Mono',monospace;background:var(--surface-alt);padding:2px 6px;border-radius:4px;font-size:0.9em}
.preview-markdown pre code{background:none;padding:0}
.preview-markdown blockquote{border-left:3px solid var(--text-3);padding:4px 16px;margin:12px 0;color:var(--text-2);background:var(--surface-alt);border-radius:0 6px 6px 0}
.preview-markdown hr{border:none;border-top:1px solid var(--border);margin:20px 0}
.preview-markdown ul{padding-left:24px;margin:8px 0}
.preview-markdown li{margin:4px 0}
.preview-markdown a{color:#667eea;text-decoration:underline}
.preview-markdown table{width:100%;border-collapse:collapse;margin:16px 0}
.preview-markdown th,.preview-markdown td{padding:8px 12px;border:1px solid var(--border)}
.preview-markdown th{background:var(--surface-alt);font-weight:600;text-align:left}
.preview-markdown strong{font-weight:600}
.preview-markdown em{font-style:italic}
.preview-markdown img{max-width:100%;border-radius:4px}

/* Markdown tables */
.md-table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}
.md-table th,.md-table td{padding:8px 12px;border:1px solid var(--border);text-align:left}
.md-table th{background:var(--surface-alt);font-weight:600}
.md-table tr:hover td{background:var(--surface-alt)}

/* Markdown code blocks */
.md-code-block{background:var(--surface-alt);border:1px solid var(--border);border-radius:6px;padding:12px 16px;overflow-x:auto;margin:16px 0;font-size:13px}
.md-code-block code{font-family:'JetBrains Mono',monospace;background:none;padding:0}

/* Task list styling */
.preview-markdown li.task,.preview-markdown li.task-done{list-style:none;margin-left:-20px}
.preview-markdown li.task input,.preview-markdown li.task-done input{margin-right:6px}
.preview-markdown li.task-done{opacity:.7;text-decoration:line-through}

/* Document placeholder */
.preview-doc{
  display:flex;flex-direction:column;align-items:center;gap:20px;
  padding:48px;text-align:center;
  background:var(--surface);border:1px solid var(--border);
  max-width:500px;width:100%;
}
.preview-doc-icon{width:64px;height:64px;color:var(--text-3)}
.preview-doc-icon svg{width:64px;height:64px}
.preview-doc-name{font-size:18px;font-weight:600}
.preview-doc-meta{font-size:13px;color:var(--text-2)}
.preview-doc-desc{font-size:13px;color:var(--text-3);max-width:300px;line-height:1.5}

/* PDF iframe */
.preview-iframe{width:100%;height:100%;border:none;max-width:960px}

/* Generic/unknown preview */
.preview-generic{
  display:flex;flex-direction:column;align-items:center;gap:16px;
  padding:48px;text-align:center;
}
.preview-generic .file-icon{width:64px;height:64px}
.preview-generic .file-icon svg{width:64px;height:64px}
.preview-generic-name{font-size:20px;font-weight:600}
.preview-generic-meta{font-size:13px;color:var(--text-2)}

/* File info bar in preview (legacy) */
.preview-info{
  display:flex;gap:16px;font-size:12px;color:var(--text-3);
  padding:0 20px 0 0;align-items:center;
}
.preview-info span{white-space:nowrap}

/* Legacy preview-filename/actions kept for compat */
.preview-filename{
  display:flex;align-items:center;gap:10px;
  font-size:14px;font-weight:600;min-width:0;
}
.preview-filename .file-icon{width:20px;height:20px;flex-shrink:0}
.preview-filename span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.preview-actions{display:flex;gap:6px;flex-shrink:0}
.preview-btn{
  background:none;border:1px solid var(--border);color:var(--text);
  width:36px;height:36px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:all .15s;
}
.preview-btn:hover{background:var(--surface-alt);border-color:var(--text-3)}
.preview-btn svg{width:16px;height:16px}

@media(max-width:768px){
  .preview-body{padding:16px}
  .preview-nav{width:32px;height:32px}
  .preview-nav--prev{left:8px}
  .preview-nav--next{right:8px}
  .preview-code,.preview-text{padding:16px;font-size:12px}
}


/* ════════════════════════════════════════════════════════════════════════
   14. SHARE DIALOG
   ════════════════════════════════════════════════════════════════════════ */
.share-input-row{display:flex;gap:8px;margin-bottom:16px}
.share-input{
  flex:1;height:36px;padding:0 12px;font-size:13px;
  border:1px solid var(--border);
  background:var(--bg);color:var(--text);outline:none;
  transition:border-color .15s;
}
.share-input:focus{border-color:var(--text-3)}
.share-perm-select{
  height:36px;padding:0 10px;font-size:12px;
  border:1px solid var(--border);
  background:var(--bg);color:var(--text-2);outline:none;
  cursor:pointer;
}

.share-list{margin-bottom:16px}
.share-entry{
  display:flex;align-items:center;gap:10px;
  padding:8px 0;border-bottom:1px solid var(--border);
}
.share-entry:last-child{border-bottom:none}
.share-avatar{
  width:28px;height:28px;
  background:var(--surface-alt);display:flex;
  align-items:center;justify-content:center;
  font-size:11px;font-weight:600;color:var(--text-3);
}
.share-name{flex:1;font-size:13px}
.share-role{font-size:12px;color:var(--text-3)}

.copy-link-btn{
  width:100%;padding:10px;font-family:'JetBrains Mono',monospace;
  font-size:12px;border:1px solid var(--border);
  background:none;color:var(--text-2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;gap:8px;
  transition:all .15s;
}
.copy-link-btn:hover{border-color:var(--text-3);color:var(--text)}


/* ════════════════════════════════════════════════════════════════════════
   15. MOVE DIALOG (folder tree picker)
   ════════════════════════════════════════════════════════════════════════ */
.folder-tree{max-height:300px;overflow-y:auto}
.tree-node{
  display:flex;align-items:center;gap:8px;
  padding:6px 8px;cursor:pointer;
  transition:background .1s;font-size:13px;
}
.tree-node:hover{background:var(--surface-alt)}
.tree-node.selected{background:var(--surface-alt);color:var(--text);font-weight:500}
.tree-toggle{
  width:16px;height:16px;display:flex;align-items:center;
  justify-content:center;flex-shrink:0;color:var(--text-3);
  transition:transform .15s;
}
.tree-toggle.expanded{transform:rotate(90deg)}
.tree-icon{width:16px;height:16px;color:var(--text-2);flex-shrink:0}
.tree-children{padding-left:24px}


/* ════════════════════════════════════════════════════════════════════════
   16. UPLOAD PROGRESS PANEL
   ════════════════════════════════════════════════════════════════════════ */
.upload-panel{
  position:fixed;bottom:24px;right:24px;z-index:400;
  width:320px;background:var(--surface);
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  overflow:hidden;animation:slide-up .2s ease;
  display:none;
}
html.dark .upload-panel{box-shadow:0 8px 32px rgba(0,0,0,0.4)}
.upload-panel.visible{display:block}

.upload-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;border-bottom:1px solid var(--border);
  background:var(--surface-alt);
}
.upload-title{font-size:12px;font-weight:600}
.upload-close{
  background:none;border:none;color:var(--text-3);
  cursor:pointer;display:flex;padding:2px;
}
.upload-close:hover{color:var(--text)}

.upload-list{max-height:200px;overflow-y:auto}
.upload-item{
  display:flex;align-items:center;gap:10px;
  padding:10px 14px;border-bottom:1px solid var(--border);
}
.upload-item:last-child{border-bottom:none}
.upload-item-icon{
  width:18px;height:18px;flex-shrink:0;
  color:var(--text-3);display:flex;
}
.upload-item-info{flex:1;min-width:0}
.upload-item-name{
  font-size:12px;overflow:hidden;text-overflow:ellipsis;
  white-space:nowrap;margin-bottom:4px;
}
.upload-item-bar{
  width:100%;height:3px;
  background:var(--surface-alt);overflow:hidden;
}
.upload-item-fill{
  height:100%;background:var(--text-3);
  transition:width .3s ease;
}
.upload-item-fill--error{background:var(--err)}
.upload-item-status{
  font-family:'JetBrains Mono',monospace;font-size:10px;
  color:var(--text-3);flex-shrink:0;white-space:nowrap;
}
.upload-item-status--done{color:var(--text)}
.upload-item-status--error{color:var(--err)}


/* ════════════════════════════════════════════════════════════════════════
   17. TOAST NOTIFICATIONS
   ════════════════════════════════════════════════════════════════════════ */
.toast-container{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%);
  z-index:600;display:flex;flex-direction:column-reverse;gap:8px;
  pointer-events:none;
}
.toast{
  pointer-events:auto;
  display:flex;align-items:center;gap:10px;
  padding:12px 16px;background:var(--surface);
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  font-size:13px;color:var(--text);
  animation:slide-up .2s ease;
  white-space:nowrap;min-width:200px;
}
html.dark .toast{box-shadow:0 4px 16px rgba(0,0,0,0.3)}
.toast--success{border-left:3px solid var(--text)}
.toast--error{border-left:3px solid var(--err)}
.toast--info{border-left:3px solid var(--text-3)}
.toast-icon{flex-shrink:0;display:flex}
.toast-icon svg{width:16px;height:16px}
.toast--success .toast-icon{color:var(--text)}
.toast--error .toast-icon{color:var(--err)}
.toast--info .toast-icon{color:var(--text-3)}
.toast-msg{flex:1}
.toast-dismiss{
  background:none;border:none;color:var(--text-3);
  cursor:pointer;display:flex;padding:2px;
}
.toast.fade-out{
  opacity:0;transform:translateY(8px);
  transition:opacity .2s,transform .2s;
}


/* ════════════════════════════════════════════════════════════════════════
   18. EMPTY STATE
   ════════════════════════════════════════════════════════════════════════ */
.empty-state{
  display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:16px;padding:80px 20px;
  flex:1;
}
.empty-icon{color:var(--text-3);opacity:0.3}
.empty-icon svg{width:56px;height:56px}
.empty-title{
  font-size:15px;font-weight:600;color:var(--text-2);
}
.empty-sub{
  font-size:13px;color:var(--text-3);text-align:center;
  max-width:320px;line-height:1.6;
}
.empty-action{
  margin-top:8px;font-size:13px;padding:8px 20px;
  border:1px solid var(--border);
  background:none;color:var(--text-2);cursor:pointer;
  transition:all .15s;display:flex;align-items:center;gap:6px;
}
.empty-action:hover{border-color:var(--text-3);color:var(--text)}


/* ════════════════════════════════════════════════════════════════════════
   19. DROP ZONE OVERLAY
   ════════════════════════════════════════════════════════════════════════ */
.drop-overlay{
  display:none;position:absolute;inset:0;z-index:50;
  background:var(--surface-alt);
  border:2px dashed var(--text-3);
  margin:8px;
  flex-direction:column;align-items:center;justify-content:center;gap:12px;
}
.drop-overlay.active{display:flex}
.drop-overlay-icon{color:var(--text-3);opacity:0.6}
.drop-overlay-icon svg{width:48px;height:48px}
.drop-overlay-text{
  font-family:'JetBrains Mono',monospace;font-size:14px;
  color:var(--text-2);font-weight:500;
}
.drop-overlay-sub{font-size:12px;color:var(--text-3)}


/* ════════════════════════════════════════════════════════════════════════
   20. SEARCH RESULTS
   ════════════════════════════════════════════════════════════════════════ */
.search-query{
  font-family:'JetBrains Mono',monospace;font-size:13px;
  color:var(--text-2);padding:12px 24px;
  border-bottom:1px solid var(--border);
  background:var(--surface-alt);
}
.search-query strong{color:var(--text);font-weight:600}
.search-highlight{
  background:color-mix(in srgb,var(--text) 10%,transparent);
  padding:0 2px;
}


/* ════════════════════════════════════════════════════════════════════════
   21. KEYBOARD SHORTCUTS MODAL
   ════════════════════════════════════════════════════════════════════════ */
#shortcuts-modal .modal{max-width:520px}
.shortcuts-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
}
.shortcut-item{
  display:flex;align-items:center;justify-content:space-between;
  padding:8px 12px;border-bottom:1px solid var(--border);
}
.shortcut-item:nth-child(odd){border-right:1px solid var(--border)}
.shortcut-desc{font-size:13px;color:var(--text-2)}
.shortcut-keys{display:flex;gap:4px}
.kbd{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  padding:2px 7px;border:1px solid var(--border);
  background:var(--surface-alt);
  color:var(--text-3);font-weight:600;
  box-shadow:0 1px 0 var(--border);
}


/* ════════════════════════════════════════════════════════════════════════
   22. BROWSE LANDING (unauthenticated)
   ════════════════════════════════════════════════════════════════════════ */
.browse-landing{
  position:relative;z-index:1;min-height:100vh;
}

/* hero section */
.browse-hero{
  position:relative;width:100%;padding:100px 0 60px;
  text-align:center;overflow:hidden;
}
.browse-hero .section-inner{
  display:flex;flex-direction:column;align-items:center;
  position:relative;max-width:1100px;margin:0 auto;padding:0 48px;
}
.browse-hero-badge{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  letter-spacing:1.5px;color:var(--text-3);margin-bottom:24px;
  font-weight:500;padding:6px 16px;border:1px solid var(--border);
  background:var(--surface-alt);
}
.browse-hero-title{
  font-size:64px;font-weight:800;line-height:1.08;
  letter-spacing:-3.5px;margin-bottom:24px;
}
.browse-hero-sub{
  font-size:17px;color:var(--text-2);line-height:1.7;
  max-width:500px;margin:0 auto 48px;
}

/* hero CTA buttons */
.browse-hero-actions{display:flex;gap:12px}
.hero-btn{
  font-size:14px;font-weight:500;padding:12px 24px;
  border:1px solid var(--border);display:flex;align-items:center;
  gap:8px;transition:all .15s;color:var(--text-2);
  text-decoration:none;
}
.hero-btn:hover{border-color:var(--text-3);color:var(--text)}
.hero-btn--primary{
  background:var(--ink);border-color:var(--ink);
  color:var(--bg);font-weight:600;
}
.hero-btn--primary:hover{opacity:0.85;color:var(--bg)}

/* sign-in prompt */
.browse-hero-prompt{width:100%;max-width:480px;margin-top:32px}
.prompt-label{
  font-family:'JetBrains Mono',monospace;font-size:13px;
  color:var(--text-3);margin-bottom:12px;text-align:left;
}
.prompt-caret{color:var(--text);font-weight:700}
.prompt-form{
  display:flex;border:1px solid var(--border);background:var(--surface);
  transition:all .15s;overflow:hidden;
}
.prompt-form:focus-within{border-color:var(--text-3)}
.prompt-prefix{
  font-family:'JetBrains Mono',monospace;font-size:14px;
  color:var(--text);padding:14px 0 14px 16px;font-weight:700;
  display:flex;align-items:center;
}
.prompt-form input{
  flex:1;font-family:'JetBrains Mono',monospace;font-size:13px;
  padding:14px 12px;border:none;background:transparent;
  color:var(--text);outline:none;
}
.prompt-form input::placeholder{color:var(--text-3)}
.prompt-form button{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  letter-spacing:0.5px;padding:14px 24px;border:none;
  border-left:1px solid var(--border);background:var(--surface-alt);
  color:var(--text-2);cursor:pointer;transition:all .15s;
  white-space:nowrap;display:flex;align-items:center;gap:6px;
}
.prompt-form button:hover:not(:disabled){background:var(--ink);color:var(--bg)}
.prompt-form button:disabled{opacity:0.3;cursor:not-allowed}
.prompt-error{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:#EF4444;margin-top:6px;text-align:left;min-height:18px;
}
html.dark .prompt-error{color:#FCA5A5}

/* stats strip */
.browse-stats-strip{
  display:flex;justify-content:center;gap:0;
  border:1px solid var(--border);
  background:var(--surface);overflow:hidden;
  max-width:720px;margin:48px auto 0;
}
.browse-stat{
  flex:1;padding:24px 20px;text-align:center;
  border-right:1px solid var(--border);
}
.browse-stat:last-child{border-right:none}
.browse-stat-val{
  font-family:'JetBrains Mono',monospace;font-size:20px;
  font-weight:700;letter-spacing:-0.5px;margin-bottom:4px;
}
.browse-stat-label{font-size:12px;color:var(--text-3)}

/* features grid */
.browse-features{
  position:relative;z-index:1;width:100%;padding:80px 0;
}
.browse-features .section-inner{
  max-width:1100px;margin:0 auto;padding:0 48px;
}
.browse-features-heading{
  text-align:center;font-size:32px;font-weight:700;
  letter-spacing:-1.2px;margin-bottom:48px;
}
.features-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--border);border:1px solid var(--border);
  overflow:hidden;
}
.feature-card{
  background:var(--bg);padding:36px;
  transition:background .15s;
}
.feature-card:hover{background:var(--surface-alt)}
.feature-card-header{
  display:flex;align-items:center;gap:12px;margin-bottom:14px;
}
.feature-card-icon{
  width:40px;height:40px;display:flex;align-items:center;
  justify-content:center;border:1px solid var(--border);
  color:var(--text-3);flex-shrink:0;
  background:var(--surface);
}
.feature-card-icon svg{width:18px;height:18px}
.feature-card-name{font-size:15px;font-weight:600;letter-spacing:-0.3px}
.feature-card-desc{font-size:13px;color:var(--text-2);line-height:1.7}

/* browse landing CTA */
.browse-cta{
  position:relative;z-index:1;width:100%;padding:80px 0;
  border-top:1px solid var(--border);text-align:center;
}
.browse-cta .section-inner{
  max-width:1100px;margin:0 auto;padding:0 48px;
  display:flex;flex-direction:column;align-items:center;
}
.browse-cta-title{
  font-size:32px;font-weight:700;letter-spacing:-1.2px;margin-bottom:20px;
}
.browse-cta-sub{
  font-size:15px;color:var(--text-2);margin-bottom:32px;max-width:400px;
}

/* landing footer */
.browse-footer{
  position:relative;z-index:1;width:100%;
  border-top:1px solid var(--border);padding:40px 0;
}
.browse-footer .section-inner{
  display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--text-3);
  max-width:1100px;margin:0 auto;padding:0 48px;
}
.browse-footer a{color:var(--text-3);transition:color .15s}
.browse-footer a:hover{color:var(--text)}
.footer-brand{
  display:flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono',monospace;font-weight:600;font-size:13px;
}
.footer-links{display:flex;gap:24px}


/* ════════════════════════════════════════════════════════════════════════
   RESPONSIVE — 1024px (detail panel becomes overlay)
   ════════════════════════════════════════════════════════════════════════ */
@media(max-width:1024px){
  #detail-panel{
    position:fixed;top:var(--nav-h);right:0;bottom:0;
    z-index:200;box-shadow:-8px 0 32px rgba(0,0,0,0.08);
    animation:slide-in-right .2s ease;
  }
  html.dark #detail-panel{box-shadow:-8px 0 32px rgba(0,0,0,0.3)}
  #detail-panel.hidden{display:none}

  .features-grid{grid-template-columns:1fr 1fr}
}


/* ════════════════════════════════════════════════════════════════════════
   RESPONSIVE — 768px (sidebar drawer, grid 2 columns)
   ════════════════════════════════════════════════════════════════════════ */
@media(max-width:768px){
  /* sidebar becomes drawer */
  #sidebar{
    position:fixed;top:var(--nav-h);left:0;bottom:0;
    z-index:200;transform:translateX(-100%);
    transition:transform .2s ease;
    box-shadow:none;
  }
  #sidebar.open{
    transform:translateX(0);
    box-shadow:8px 0 32px rgba(0,0,0,0.08);
  }
  html.dark #sidebar.open{box-shadow:8px 0 32px rgba(0,0,0,0.3)}
  .sidebar-backdrop.visible{display:block}

  .mobile-toggle{display:flex}

  /* grid 2 columns */
  #file-grid{grid-template-columns:repeat(2,1fr);padding:16px}

  /* toolbar tighter */
  #toolbar{padding:0 16px;gap:6px}
  .breadcrumb-segment{font-size:12px}

  /* file list tighter */
  .file-row{padding:10px 16px}
  .list-header{padding:8px 16px}

  /* landing adjustments */
  .browse-hero{padding:72px 0 48px}
  .browse-hero-title{font-size:48px;letter-spacing:-2px}
  .browse-features-heading{font-size:26px}
  .features-grid{grid-template-columns:1fr 1fr}
  .browse-stats-strip{flex-direction:column;max-width:300px}
  .browse-stat{border-right:none;border-bottom:1px solid var(--border);padding:16px}
  .browse-stat:last-child{border-bottom:none}
  .browse-cta-title{font-size:26px}
}


/* ════════════════════════════════════════════════════════════════════════
   RESPONSIVE — 640px (single column, simplified)
   ════════════════════════════════════════════════════════════════════════ */
@media(max-width:640px){
  /* nav compact */
  nav{padding:0 16px;gap:8px}
  .nav-search{max-width:none}
  .nav-user{display:none}

  /* toolbar stacks */
  #toolbar{
    flex-wrap:wrap;height:auto;min-height:auto;
    padding:8px 12px;gap:6px;
  }
  .breadcrumb{width:100%;order:-1}
  .toolbar-divider{display:none}

  /* file list simplified */
  .file-modified{display:none}
  .col--modified{display:none}
  .file-row{padding:10px 12px;gap:8px}
  .list-header{padding:6px 12px}
  .file-name{font-size:12px}

  /* grid single column */
  #file-grid{
    grid-template-columns:1fr;gap:8px;padding:12px;
  }
  .grid-thumb{height:100px}

  /* context menu becomes bottom sheet */
  #ctx-menu{
    position:fixed;bottom:0;left:0;right:0;top:auto;
    width:100%;max-width:none;min-width:auto;
    animation:slide-up .2s ease;
  }
  .ctx-item{padding:12px 20px;font-size:14px}

  /* bulk bar compact */
  #bulk-bar{padding:8px 12px;gap:8px;flex-wrap:wrap}
  .bulk-actions{gap:4px}
  .bulk-btn{padding:5px 8px;font-size:11px}

  /* modals full width */
  .modal{max-width:calc(100% - 32px)}
  .shortcuts-grid{grid-template-columns:1fr}
  .shortcut-item:nth-child(odd){border-right:none}

  /* upload panel compact */
  .upload-panel{width:calc(100% - 32px);left:16px;right:16px}

  /* detail panel full */
  #detail-panel{
    position:fixed;top:var(--nav-h);left:0;right:0;bottom:0;
    width:100%;min-width:0;
  }

  /* landing */
  .browse-hero .section-inner{padding:0 20px}
  .browse-hero{padding:48px 0 32px}
  .browse-hero-title{font-size:36px;letter-spacing:-1.5px}
  .browse-hero-sub{font-size:15px;margin-bottom:36px}
  .browse-hero-badge{font-size:10px}
  .browse-hero-actions{flex-direction:column;width:100%;max-width:320px}
  .hero-btn{justify-content:center}
  .browse-features .section-inner{padding:0 20px}
  .browse-features{padding:48px 0}
  .browse-features-heading{font-size:22px;margin-bottom:32px}
  .features-grid{grid-template-columns:1fr}
  .feature-card{padding:24px}
  .browse-cta .section-inner{padding:0 20px}
  .browse-cta{padding:48px 0}
  .browse-cta-title{font-size:22px}
  .browse-footer .section-inner{
    flex-direction:column;gap:16px;text-align:center;padding:0 20px;
  }
  .browse-footer{padding:32px 0}

  /* prompt responsive */
  .prompt-form{flex-direction:column}
  .prompt-form button{border-left:none;border-top:1px solid var(--border);justify-content:center}
  .prompt-prefix{padding:14px 0 0 16px}
  .prompt-form input{padding:0 12px 14px}

  /* toast full width */
  .toast-container{left:16px;right:16px;transform:none;width:auto}
  .toast{white-space:normal}
}


/* ════════════════════════════════════════════════════════════════════════
   SCROLLBAR STYLING
   ════════════════════════════════════════════════════════════════════════ */
.file-content::-webkit-scrollbar,
#sidebar::-webkit-scrollbar,
.detail-body::-webkit-scrollbar,
.upload-list::-webkit-scrollbar,
.folder-tree::-webkit-scrollbar{
  width:6px;
}
.file-content::-webkit-scrollbar-track,
#sidebar::-webkit-scrollbar-track,
.detail-body::-webkit-scrollbar-track,
.upload-list::-webkit-scrollbar-track,
.folder-tree::-webkit-scrollbar-track{
  background:transparent;
}
.file-content::-webkit-scrollbar-thumb,
#sidebar::-webkit-scrollbar-thumb,
.detail-body::-webkit-scrollbar-thumb,
.upload-list::-webkit-scrollbar-thumb,
.folder-tree::-webkit-scrollbar-thumb{
  background:var(--border);
}
.file-content::-webkit-scrollbar-thumb:hover,
#sidebar::-webkit-scrollbar-thumb:hover,
.detail-body::-webkit-scrollbar-thumb:hover,
.upload-list::-webkit-scrollbar-thumb:hover,
.folder-tree::-webkit-scrollbar-thumb:hover{
  background:var(--text-3);
}


/* ════════════════════════════════════════════════════════════════════════
   SELECTION & FOCUS UTILITIES
   ════════════════════════════════════════════════════════════════════════ */
::selection{
  background:color-mix(in srgb,var(--text) 12%,transparent);
}

/* focus-visible ring */
:focus-visible{
  outline:2px solid var(--text-3);
  outline-offset:2px;
}
button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible{
  outline:2px solid var(--text-3);
  outline-offset:2px;
}

/* loading spinner utility */
.spinner{
  width:14px;height:14px;
  border:2px solid var(--text-3);border-top-color:var(--text);
  border-radius:50%;animation:spin .6s linear infinite;
  display:inline-block;
}

/* grad class — no gradient, just bold text */
.grad{color:var(--text);font-weight:800}

/* ── Demo Banner ──────────────────────────────────────────────────── */
.demo-banner{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;align-items:center;gap:8px;
  padding:8px 16px;
  background:linear-gradient(135deg,#3b82f6,#8b5cf6);
  color:#fff;font-size:13px;font-weight:500;
  animation:slide-down .3s ease;
}
@keyframes slide-down{from{transform:translateY(-100%)}to{transform:none}}
.demo-banner-icon{display:flex;align-items:center;flex-shrink:0}
.demo-banner strong{font-weight:700}
.demo-banner-link{
  color:#fff;text-decoration:underline;text-underline-offset:2px;
  font-weight:700;
}
.demo-banner-link:hover{opacity:.9}
.demo-banner-close{
  margin-left:auto;background:none;border:none;color:#fff;
  cursor:pointer;font-size:18px;line-height:1;padding:0 4px;
  opacity:.7;
}
.demo-banner-close:hover{opacity:1}
.demo-banner ~ nav{top:36px}
.demo-banner ~ #app{padding-top:36px}
.demo-banner ~ #app aside#sidebar{top:calc(var(--nav-h) + 36px);height:calc(100vh - var(--nav-h) - 36px)}

/* ── Permission badges ────────────────────────────────────────────── */
.perm-badge{
  display:inline-block;
  padding:2px 8px;border-radius:9999px;
  font-size:11px;font-weight:600;
  text-transform:uppercase;letter-spacing:.04em;
}
.perm-badge--viewer{background:rgba(59,130,246,.12);color:#3b82f6}
html.dark .perm-badge--viewer{background:rgba(59,130,246,.2);color:#93c5fd}
.perm-badge--editor{background:rgba(16,185,129,.12);color:#059669}
html.dark .perm-badge--editor{background:rgba(16,185,129,.2);color:#6ee7b7}
.perm-badge--uploader{background:rgba(245,158,11,.12);color:#d97706}
html.dark .perm-badge--uploader{background:rgba(245,158,11,.2);color:#fcd34d}
.perm-badge--owner{background:rgba(139,92,246,.12);color:#7c3aed}
html.dark .perm-badge--owner{background:rgba(139,92,246,.2);color:#c4b5fd}

/* ── Shared files owner column ────────────────────────────────────── */
.col--owner{width:140px;flex-shrink:0;font-size:12px;color:var(--text-2)}
.col--perm{width:100px;flex-shrink:0;text-align:right}

/* ── PDF Preview ─────────────────────────────────────────────────── */
.preview-pdf{display:flex;flex-direction:column;gap:24px;padding:24px;align-items:center;overflow-y:auto;max-height:100%}
.pdf-page{background:#fff;color:#1a1a1a;border-radius:4px;box-shadow:0 2px 8px rgba(0,0,0,.15);width:100%;max-width:680px;min-height:400px;padding:48px 56px;position:relative;font-family:'Inter',serif;line-height:1.7}
html.dark .pdf-page{box-shadow:0 2px 12px rgba(0,0,0,.4)}
.pdf-page h2{font-size:18px;font-weight:700;margin:20px 0 10px;color:#111}
.pdf-page h3{font-size:15px;font-weight:600;margin:16px 0 8px;color:#333}
.pdf-page p{font-size:13px;margin:8px 0;color:#333}
.pdf-page ul{margin:8px 0 8px 20px;font-size:13px;color:#333}
.pdf-page li{margin:4px 0}
.pdf-page table{width:100%;border-collapse:collapse;margin:16px 0;font-size:13px}
.pdf-page th,.pdf-page td{border:1px solid #ddd;padding:8px 12px;text-align:left}
.pdf-page th{background:#f5f5f5;font-weight:600}
.pdf-page-content{flex:1}
.pdf-page-num{position:absolute;bottom:16px;right:24px;font-size:11px;color:#999;font-family:'JetBrains Mono',monospace}
.pdf-page-title{font-size:28px;font-weight:800;text-align:center;margin:40px 0 8px;color:#111;letter-spacing:-0.02em}
.pdf-page-subtitle{font-size:16px;text-align:center;color:#555;margin-bottom:8px}
.pdf-page-meta{font-size:13px;text-align:center;color:#888;margin:4px 0}

/* ── DOCX Preview ────────────────────────────────────────────────── */
.preview-docx{display:flex;flex-direction:column;align-items:center;overflow-y:auto;max-height:100%;padding:16px}
.docx-ruler{width:100%;max-width:700px;height:24px;background:var(--surface-alt);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-around;font-size:10px;color:var(--text-3);font-family:'JetBrains Mono',monospace;border-radius:4px 4px 0 0;padding:0 16px}
.docx-page{background:#fff;color:#1a1a1a;width:100%;max-width:700px;min-height:600px;padding:56px 64px;box-shadow:0 2px 8px rgba(0,0,0,.12);border-radius:0 0 4px 4px;font-family:'Inter',serif;line-height:1.8;font-size:13px}
html.dark .docx-page{box-shadow:0 2px 12px rgba(0,0,0,.4)}
.docx-page h1{font-size:24px;font-weight:800;margin:0 0 16px;color:#111;border-bottom:2px solid #111;padding-bottom:8px}
.docx-page h2{font-size:18px;font-weight:700;margin:24px 0 10px;color:#222}
.docx-page h3{font-size:15px;font-weight:600;margin:16px 0 8px;color:#333}
.docx-page p{margin:8px 0;color:#333}
.docx-page ul,.docx-page ol{margin:8px 0 8px 24px;color:#333}
.docx-page li{margin:4px 0}
.docx-page table{width:100%;border-collapse:collapse;margin:16px 0}
.docx-page th,.docx-page td{border:1px solid #ddd;padding:8px 12px;text-align:left;font-size:12px}
.docx-page th{background:#f0f0f0;font-weight:600}
.docx-page .docx-header{text-align:right;font-size:11px;color:#999;margin-bottom:24px;border-bottom:1px solid #eee;padding-bottom:12px}
.docx-page .docx-footer{margin-top:32px;padding-top:12px;border-top:1px solid #eee;font-size:11px;color:#999;text-align:center}

/* ── XLSX Preview ────────────────────────────────────────────────── */
.preview-xlsx{display:flex;flex-direction:column;overflow:auto;max-height:100%;width:100%}
.xlsx-tabs{display:flex;gap:0;background:var(--surface-alt);border-bottom:1px solid var(--border);padding:0 8px}
.xlsx-tab{padding:8px 16px;font-size:12px;color:var(--text-2);cursor:pointer;border-bottom:2px solid transparent;font-family:'JetBrains Mono',monospace}
.xlsx-tab.active{color:var(--text);border-bottom-color:#34A853;font-weight:600}
.xlsx-grid{overflow:auto;flex:1}
.xlsx-grid table{border-collapse:collapse;width:max-content;min-width:100%;font-size:12px;font-family:'JetBrains Mono',monospace}
.xlsx-grid th,.xlsx-grid td{border:1px solid var(--border);padding:6px 12px;text-align:left;white-space:nowrap}
.xlsx-grid thead th{background:var(--surface-alt);font-weight:600;text-align:center;color:var(--text-2);position:sticky;top:0;z-index:1}
.xlsx-grid .xlsx-row-num{background:var(--surface-alt);color:var(--text-3);text-align:center;min-width:40px;font-weight:500;position:sticky;left:0;z-index:1}
.xlsx-grid .xlsx-header-cell{font-weight:600;background:var(--surface)}
.xlsx-grid tbody td{background:var(--surface)}
.xlsx-grid tbody tr:hover td{background:var(--surface-alt)}

/* ── PPTX Preview ────────────────────────────────────────────────── */
.preview-pptx{display:flex;gap:0;overflow:hidden;height:100%;max-height:100%}
.pptx-thumbs{width:140px;min-width:140px;background:var(--surface-alt);border-right:1px solid var(--border);overflow-y:auto;padding:12px 8px;display:flex;flex-direction:column;gap:8px}
.pptx-thumb{padding:8px;border-radius:4px;cursor:pointer;border:2px solid transparent;transition:border-color .15s}
.pptx-thumb.active{border-color:var(--text);background:var(--surface)}
.pptx-thumb:hover{background:var(--surface)}
.pptx-thumb-num{font-size:10px;color:var(--text-3);font-family:'JetBrains Mono',monospace;margin-bottom:2px}
.pptx-thumb-title{font-size:11px;color:var(--text-2);line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pptx-stage{flex:1;display:flex;align-items:center;justify-content:center;padding:24px;overflow:auto}
.pptx-slide{display:none;background:#fff;color:#1a1a1a;width:100%;max-width:800px;aspect-ratio:16/9;border-radius:6px;box-shadow:0 4px 20px rgba(0,0,0,.15);padding:48px 56px;position:relative}
html.dark .pptx-slide{box-shadow:0 4px 24px rgba(0,0,0,.5)}
.pptx-slide.active{display:flex;flex-direction:column;justify-content:center}
.pptx-slide-title{font-size:28px;font-weight:800;color:#111;margin-bottom:20px;letter-spacing:-0.02em}
.pptx-slide-body{font-size:15px;line-height:1.7;color:#333}
.pptx-slide-body ul{margin:12px 0 12px 24px}
.pptx-slide-body li{margin:8px 0}
.pptx-slide-body .metric{display:inline-block;text-align:center;margin:12px 20px;vertical-align:top}
.pptx-slide-body .metric-value{font-size:36px;font-weight:800;color:#111;display:block}
.pptx-slide-body .metric-label{font-size:12px;color:#888;margin-top:4px;display:block}
.pptx-slide--title{text-align:center;justify-content:center;align-items:center}
.pptx-slide--title .pptx-slide-title{font-size:36px;margin-bottom:12px}
.pptx-slide--title .pptx-slide-body{font-size:18px;color:#666}

/* ── Office doc preview (auth mode) ──────────────────────────────── */
.preview-office{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:40px;text-align:center}
.preview-office-icon{width:64px;height:64px;margin-bottom:8px}
.preview-office-icon svg{width:64px;height:64px}
.preview-office-name{font-size:18px;font-weight:600;color:var(--text)}
.preview-office-type{font-size:14px;color:var(--text-2)}
.preview-office-size{font-size:13px;color:var(--text-3);font-family:'JetBrains Mono',monospace}
.preview-office-desc{font-size:13px;color:var(--text-2);max-width:400px;margin-top:4px}
.preview-office-dl{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;border-radius:6px;background:var(--text);color:var(--bg);border:none;font-size:14px;font-weight:600;cursor:pointer;margin-top:16px;transition:opacity .15s}
.preview-office-dl:hover{opacity:.85}
.preview-office-dl svg{width:16px;height:16px}

@media(max-width:768px){
  .pptx-thumbs{width:100px;min-width:100px}
  .pptx-slide-title{font-size:20px}
  .pptx-slide{padding:24px 28px}
  .pdf-page{padding:28px 32px}
  .docx-page{padding:32px 36px}
  .pdf-page-title{font-size:22px}
}