/* Data Vault — design system ported 1:1 from the approved prototype, plus
   styles for the server-rendered auth pages and progressive-enhancement bits. */
:root{
  --font: 'Instrument Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  /* Enliven brand blue (the logo symbol is #2CABE2; this slightly deeper shade
     keeps white button text and accent-coloured text legible). */
  --accent: #1488c7;
  --accent-fg: #ffffff;
  --row-pad: 11px;

  --c-bg: #f5f5f7;
  --c-panel: #ffffff;
  --c-panel-2: #fbfbfd;
  --c-border: #e9e9ee;
  --c-border-strong: #dededee6;
  --c-text: #18181d;
  --c-text-2: #6a6a76;
  --c-hover: #f2f2f5;
  --c-accent-soft: color-mix(in srgb, var(--accent) 12%, var(--c-panel));
  --c-accent-line: color-mix(in srgb, var(--accent) 32%, var(--c-border));
  --shadow-sm: 0 1px 2px rgba(20,20,30,.05), 0 1px 1px rgba(20,20,30,.04);
  --shadow-md: 0 8px 28px rgba(20,20,35,.12), 0 2px 6px rgba(20,20,35,.06);
  --shadow-pop: 0 6px 24px rgba(20,20,35,.14), 0 1px 2px rgba(20,20,35,.08);
}
.dark{
  --accent-fg:#ffffff;
  --c-bg: #0d0d10;
  --c-panel: #161619;
  --c-panel-2: #1b1b1f;
  --c-border: #28282e;
  --c-border-strong: #34343c;
  --c-text: #f1f1f4;
  --c-text-2: #9696a2;
  --c-hover: #212127;
  --c-accent-soft: color-mix(in srgb, var(--accent) 22%, var(--c-panel));
  --c-accent-line: color-mix(in srgb, var(--accent) 45%, var(--c-border));
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 12px 34px rgba(0,0,0,.5);
  --shadow-pop: 0 8px 26px rgba(0,0,0,.55);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:var(--font);background:var(--c-bg);color:var(--c-text);-webkit-font-smoothing:antialiased;font-size:14px;line-height:1.45}
button{font-family:inherit;cursor:pointer}
input,select{font-family:inherit;font-size:14px}
a{color:inherit}
::selection{background:color-mix(in srgb,var(--accent) 28%,transparent)}
/* ----- app shell ----- */
.v-app{display:grid;grid-template-columns:264px 1fr;height:100vh;overflow:hidden}
/* ----- sidebar ----- */
.v-sidebar{background:var(--c-panel);border-right:1px solid var(--c-border);display:flex;flex-direction:column;min-height:0}
.v-brand{display:flex;align-items:center;gap:11px;padding:18px 18px 14px;text-decoration:none}
.v-brand-mark{width:34px;height:34px;border-radius:9px;background:#2cabe2;color:#fff;display:grid;place-items:center;flex:none}
.v-brand-text{display:flex;flex-direction:column;line-height:1.15}
.v-brand-text strong{font-size:15px;font-weight:600;letter-spacing:-.01em}
.v-brand-text span{font-size:11.5px;color:var(--c-text-2)}
.v-nav{padding:4px 12px 10px;display:flex;flex-direction:column;gap:2px}
.v-nav-item{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;border:none;background:none;color:var(--c-text-2);border-radius:8px;font-size:13.5px;font-weight:500;text-align:left;text-decoration:none}
.v-nav-item:hover{background:var(--c-hover);color:var(--c-text)}
.v-nav-item.is-active{background:var(--c-accent-soft);color:var(--accent)}
.v-nav-item.is-active svg{color:var(--accent)}
.v-nav-count{margin-left:auto;font-size:11px;background:var(--c-hover);color:var(--c-text-2);padding:1px 7px;border-radius:20px;font-weight:600}
.v-nav-item.is-active .v-nav-count{background:color-mix(in srgb,var(--accent) 20%,transparent);color:var(--accent)}
.v-tree-head{padding:8px 20px 4px;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--c-text-2)}
.v-tree-scroll{flex:1;overflow-y:auto;padding:0 8px 8px;min-height:0}
.v-tree{list-style:none}
.v-tree-row{display:flex;align-items:center;gap:7px;padding:6px 8px;border-radius:7px;cursor:pointer;color:var(--c-text);font-size:13.5px;user-select:none;text-decoration:none}
.v-tree-row:hover{background:var(--c-hover)}
.v-tree-row.is-active{background:var(--c-accent-soft);color:var(--accent);font-weight:500}
.v-tree-row.is-active svg{color:var(--accent)}
.v-tree-row svg{flex:none;color:var(--c-text-2)}
.v-tree-row.is-active svg{color:var(--accent)}
.v-tree-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}
.v-tree-caret{width:16px;height:16px;border:none;background:none;display:grid;place-items:center;color:var(--c-text-2);flex:none;border-radius:4px;text-decoration:none}
.v-tree-caret svg{transition:transform .15s}
.v-tree-caret.is-empty{visibility:hidden}
/* native <details> tree: hide default marker, rotate caret when open */
.v-tree details > summary{list-style:none;cursor:pointer}
.v-tree details > summary::-webkit-details-marker{display:none}
.v-tree details > summary::marker{content:""}
.v-tree details[open] > summary .v-tree-caret svg{transform:rotate(90deg)}
.v-user-switch{border-top:1px solid var(--c-border);padding:10px}
.v-switch-label{font-size:10.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--c-text-2);padding:0 6px 6px;display:block}
.v-switch-btn{display:flex;align-items:center;gap:9px;width:100%;padding:7px 9px;border:1px solid var(--c-border);background:var(--c-panel-2);border-radius:9px;color:var(--c-text)}
.v-switch-btn:hover{background:var(--c-hover)}
.v-switch-meta{display:flex;flex-direction:column;line-height:1.2;text-align:left;flex:1;min-width:0}
.v-switch-meta strong{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.v-switch-meta em{font-size:11px;color:var(--c-text-2);font-style:normal}
.v-switch-btn svg{color:var(--c-text-2)}
.v-switch-opt{display:flex;align-items:center;gap:9px;width:100%}
/* ----- main ----- */
.v-main{display:flex;flex-direction:column;min-width:0;min-height:0}
.v-topbar{display:flex;align-items:center;gap:16px;row-gap:10px;flex-wrap:wrap;padding:14px 22px;border-bottom:1px solid var(--c-border);background:var(--c-panel);flex:none}
.v-crumbs{display:flex;align-items:center;gap:3px;flex:1 1 auto;min-width:0;overflow:hidden}
.v-crumb{display:inline-flex;align-items:center;gap:5px;border:none;background:none;color:var(--c-text-2);font-size:13.5px;font-weight:500;padding:4px 7px;border-radius:6px;white-space:nowrap;text-decoration:none}
.v-crumb:last-child{color:var(--c-text);font-weight:600}
.v-crumb:hover{background:var(--c-hover);color:var(--c-text)}
.v-crumb-sep{color:var(--c-text-2);opacity:.6;flex:none}
.v-topbar-actions{margin-left:auto;display:flex;align-items:center;gap:10px;flex:none}
.v-searchbox{display:flex;align-items:center;gap:7px;background:var(--c-panel-2);border:1px solid var(--c-border);border-radius:9px;padding:0 10px;height:36px;flex:0 1 220px;min-width:140px;transition:border-color .15s,box-shadow .15s}
.v-searchbox:focus-within{border-color:var(--c-accent-line);box-shadow:0 0 0 3px var(--c-accent-soft)}
.v-searchbox svg{color:var(--c-text-2);flex:none}
.v-search{border:none;background:none;outline:none;color:var(--c-text);flex:1;min-width:0}
.v-viewtoggle{display:flex;gap:2px;background:var(--c-panel-2);border:1px solid var(--c-border);border-radius:9px;padding:3px}
/* buttons */
.v-btn{display:inline-flex;align-items:center;gap:7px;border-radius:9px;font-weight:600;font-size:13.5px;border:1px solid transparent;white-space:nowrap;transition:background .14s,border-color .14s,opacity .14s;text-decoration:none}
.v-btn-md{padding:8px 14px}
.v-btn-sm{padding:5px 10px;font-size:12.5px;border-radius:7px}
.v-btn-primary{background:var(--accent);color:var(--accent-fg)}
.v-btn-primary:hover{background:color-mix(in srgb,var(--accent) 88%,#000)}
.v-btn-ghost{background:var(--c-panel);color:var(--c-text);border-color:var(--c-border-strong)}
.v-btn-ghost:hover{background:var(--c-hover)}
.v-btn-danger{background:#dc2626;color:#fff}
.v-btn-danger:hover{background:#b91c1c}
.v-btn:disabled,.v-btn.is-disabled{opacity:.45;cursor:not-allowed;pointer-events:none}
.v-btn-block{width:100%;justify-content:center}
.v-iconbtn{display:inline-grid;place-items:center;width:32px;height:30px;border:none;background:none;color:var(--c-text-2);border-radius:7px;transition:background .14s,color .14s;text-decoration:none}
.v-iconbtn:hover{background:var(--c-hover);color:var(--c-text)}
.v-iconbtn.is-active{background:var(--c-panel);color:var(--accent);box-shadow:var(--shadow-sm)}
.v-iconbtn-solid{background:rgba(255,255,255,.86);color:#333;box-shadow:var(--shadow-sm);width:28px;height:26px}
.dark .v-iconbtn-solid{background:rgba(30,30,36,.86);color:#eee}
/* ----- browser ----- */
.v-browser{flex:1;overflow-y:auto;position:relative;padding:6px 0 40px}
.v-browser.is-drag{outline:2px dashed var(--c-accent-line);outline-offset:-12px}
.v-dropzone{position:absolute;inset:12px;border-radius:14px;background:var(--c-accent-soft);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;z-index:5;color:var(--accent);pointer-events:none}
.v-dropzone strong{font-size:17px}
.v-dropzone span{color:var(--c-text-2);font-size:13px}
/* table */
.v-table{width:100%;border-collapse:collapse}
.v-table thead th{text-align:left;font-size:11.5px;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--c-text-2);padding:10px 16px;position:sticky;top:0;background:var(--c-bg);z-index:2}
.v-table thead th:first-child{padding-left:24px}
.v-row{border-top:1px solid var(--c-border);cursor:pointer;transition:background .12s}
.v-row:hover{background:var(--c-panel)}
.v-table td{padding:var(--row-pad) 16px;vertical-align:middle;font-size:13.5px}
.v-table td:first-child{padding-left:24px}
.v-cell-name{display:flex;align-items:center;gap:12px;min-width:0}
.v-fileicon{width:34px;height:34px;border-radius:8px;display:grid;place-items:center;flex:none;background:color-mix(in srgb,var(--k) 14%,var(--c-panel));color:var(--k)}
.v-name-text{display:flex;flex-direction:column;line-height:1.25;min-width:0}
.v-name-text{font-weight:500}
.v-name-kind{font-size:11.5px;color:var(--c-text-2);font-style:normal;font-weight:400}
.v-owner{display:inline-flex;align-items:center;gap:7px;color:var(--c-text-2);font-size:13px}
.v-muted{color:var(--c-text-2);font-size:13px}
.v-cell-act{width:48px;text-align:right}
.v-peek{display:inline-flex;align-items:center}
.v-peek .v-avatar{margin-left:-7px;box-shadow:0 0 0 2px var(--c-panel)}
.v-peek .v-avatar:first-child{margin-left:0}
.v-peek-more{margin-left:-7px;width:22px;height:22px;border-radius:50%;background:var(--c-hover);color:var(--c-text-2);font-size:10px;font-weight:600;display:grid;place-items:center;box-shadow:0 0 0 2px var(--c-panel);position:relative}
/* grid */
.v-grid{padding:14px 24px}
.v-grid-label{font-size:11.5px;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--c-text-2);margin:10px 0 10px}
.v-grid-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(184px,1fr));gap:14px}
.v-card{background:var(--c-panel);border:1px solid var(--c-border);border-radius:13px;padding:14px;cursor:pointer;transition:border-color .14s,box-shadow .14s,transform .12s;display:flex;flex-direction:column;gap:10px}
.v-card:hover{border-color:var(--c-border-strong);box-shadow:var(--shadow-sm);transform:translateY(-1px)}
.v-card-top{display:flex;align-items:flex-start;justify-content:space-between}
.v-card-name{font-size:13.5px;font-weight:600;line-height:1.3;word-break:break-word}
.v-card-foot{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:auto}
.v-card-thumb{position:relative;height:104px;border-radius:9px;background:color-mix(in srgb,var(--k) 11%,var(--c-panel-2));display:grid;place-items:center;color:var(--k);overflow:hidden}
.v-card-thumb b{position:absolute;bottom:8px;font-size:10px;letter-spacing:.08em;font-weight:700;opacity:.7}
.v-card-thumb img{width:100%;height:100%;object-fit:cover}
.v-card-menu{position:absolute;top:6px;right:6px}
/* empty */
.v-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:80px 20px;color:var(--c-text-2);text-align:center}
.v-empty strong{font-size:16px;color:var(--c-text)}
.v-empty svg{color:var(--c-border-strong);margin-bottom:6px}
/* avatar / roles */
.v-avatar{display:inline-grid;place-items:center;border-radius:50%;color:#fff;font-weight:600;flex:none;letter-spacing:.01em}
.v-role{font-size:11px;font-weight:600;padding:3px 9px;border-radius:20px;white-space:nowrap}
.v-role-owner{background:color-mix(in srgb,var(--accent) 14%,var(--c-panel));color:var(--accent)}
.v-role-manager{background:color-mix(in srgb,#7c3aed 15%,var(--c-panel));color:#7c3aed}
.v-role-editor{background:color-mix(in srgb,#0d9488 16%,var(--c-panel));color:#0d9488}
.v-role-viewer{background:var(--c-hover);color:var(--c-text-2)}
.dark .v-role-viewer{color:var(--c-text)}
/* menu */
.v-menu-wrap{position:relative;display:inline-flex}
/* dropdowns are hidden until JS adds .is-open to the wrapper */
.v-menu{display:none;position:absolute;top:calc(100% + 5px);min-width:198px;background:var(--c-panel);border:1px solid var(--c-border-strong);border-radius:11px;box-shadow:var(--shadow-pop);padding:5px;z-index:50;animation:pop .12s ease}
.v-menu-wrap.is-open>.v-menu{display:block}
.v-menu-right{right:0}
.v-menu-left{left:0;bottom:calc(100% + 5px);top:auto}
/* opened upward when there isn't room below (avoids clipping in the last table row) */
.v-menu.is-up{top:auto;bottom:calc(100% + 5px)}
@keyframes pop{from{opacity:0;transform:translateY(-4px) scale(.98)}to{opacity:1;transform:none}}
.v-menu-item{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;border:none;background:none;color:var(--c-text);border-radius:7px;font-size:13px;text-align:left;font-weight:500;text-decoration:none}
.v-menu-item:hover{background:var(--c-hover)}
.v-menu-item svg{color:var(--c-text-2);flex:none}
.v-menu-item.is-danger{color:#dc2626}
.v-menu-item.is-danger svg{color:#dc2626}
.v-menu-sep{height:1px;background:var(--c-border);margin:5px 6px}
/* ----- modal ----- */
.v-overlay{position:fixed;inset:0;background:rgba(15,15,25,.42);backdrop-filter:blur(3px);display:grid;place-items:center;z-index:200;padding:24px;animation:fade .14s ease}
/* the hidden attribute must win over the display:grid above, or modals never hide */
.v-overlay[hidden]{display:none}
.dark .v-overlay{background:rgba(0,0,0,.6)}
@keyframes fade{from{opacity:0}to{opacity:1}}
.v-modal{background:var(--c-panel);border:1px solid var(--c-border);border-radius:16px;box-shadow:var(--shadow-md);max-width:calc(100vw - 48px);max-height:calc(100vh - 48px);display:flex;flex-direction:column;animation:rise .18s cubic-bezier(.2,.7,.3,1);width:460px}
@keyframes rise{from{opacity:0;transform:translateY(10px) scale(.99)}to{opacity:1;transform:none}}
.v-modal-head{display:flex;align-items:flex-start;gap:12px;padding:18px 18px 14px;border-bottom:1px solid var(--c-border)}
.v-modal-titles{display:flex;gap:12px;flex:1;min-width:0}
.v-modal-icon{width:34px;height:34px;border-radius:9px;background:var(--c-accent-soft);color:var(--accent);display:grid;place-items:center;flex:none}
.v-modal-head h2{font-size:16px;font-weight:600;letter-spacing:-.01em}
.v-modal-head p{font-size:13px;color:var(--c-text-2);margin-top:2px}
.v-modal-body{padding:18px;overflow-y:auto}
.v-modal-foot{display:flex;justify-content:flex-end;gap:9px;padding:14px 18px;border-top:1px solid var(--c-border)}
.v-share-sub{display:inline-flex;align-items:center;gap:6px}
/* fields */
.v-field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.v-field-label{font-size:12.5px;font-weight:600;color:var(--c-text)}
.v-field-hint{font-size:12px;color:var(--c-text-2)}
.v-input,.v-select{width:100%;border:1px solid var(--c-border-strong);background:var(--c-panel-2);color:var(--c-text);border-radius:9px;padding:9px 11px;outline:none;transition:border-color .14s,box-shadow .14s}
.v-input:focus,.v-select:focus{border-color:var(--c-accent-line);box-shadow:0 0 0 3px var(--c-accent-soft);background:var(--c-panel)}
.v-select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236a6a76' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:30px}
.v-segmented{display:flex;gap:4px;background:var(--c-panel-2);border:1px solid var(--c-border);border-radius:9px;padding:3px}
.v-seg{flex:1;border:none;background:none;color:var(--c-text-2);padding:7px;border-radius:6px;font-weight:600;font-size:13px}
.v-seg.is-active{background:var(--c-panel);color:var(--accent);box-shadow:var(--shadow-sm)}
/* share */
.v-share-add{display:flex;gap:8px;margin-bottom:16px}
.v-share-add .v-select{flex:1}
.v-select-role{flex:none;width:120px}
.v-select-sm{width:108px;padding:6px 26px 6px 10px;font-size:12.5px}
.v-access-list{display:flex;flex-direction:column;gap:2px}
.v-access-row{display:flex;align-items:center;gap:11px;padding:8px 4px}
.v-access-meta{display:flex;flex-direction:column;line-height:1.25;flex:1;min-width:0}
.v-access-name{font-size:13.5px;font-weight:500}
.v-access-name em{color:var(--c-text-2);font-style:normal;font-weight:400}
.v-access-email{font-size:12px;color:var(--c-text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.v-access-controls{display:flex;align-items:center;gap:4px}
.v-access-inherit{display:flex;flex-direction:column;align-items:flex-end;gap:3px}
.v-inherit-from{display:inline-flex;align-items:center;gap:4px;font-size:10.5px;color:var(--c-text-2)}
.v-share-note{display:flex;align-items:flex-start;gap:7px;margin-top:16px;padding-top:14px;border-top:1px solid var(--c-border);font-size:12.5px;color:var(--c-text-2)}
.v-share-note svg{flex:none;margin-top:1px}
/* move */
.v-movelist{display:flex;flex-direction:column;gap:2px;max-height:340px;overflow-y:auto}
.v-move-row{display:flex;align-items:center;gap:9px;width:100%;padding:9px 12px;border:1px solid transparent;background:none;color:var(--c-text);border-radius:8px;font-size:13.5px;text-align:left}
.v-move-row svg{flex:none;color:var(--c-text-2)}
.v-move-row:hover:not(.is-disabled){background:var(--c-hover)}
.v-move-row.is-sel{background:var(--c-accent-soft);border-color:var(--c-accent-line);color:var(--accent)}
.v-move-row.is-sel svg{color:var(--accent)}
.v-move-row.is-disabled{opacity:.4;cursor:not-allowed}
/* preview */
.v-preview{border:1px solid var(--c-border);border-radius:12px;overflow:hidden;background:var(--c-panel-2)}
.v-preview-img{display:block;width:100%;max-height:360px;object-fit:contain;background:#0d0d10}
.v-preview-ph{display:flex;flex-direction:column;align-items:center;gap:10px;padding:48px 20px;color:var(--k)}
.v-preview-ext{position:relative;display:grid;place-items:center}
.v-preview-ext b{position:absolute;font-size:13px;font-weight:700;letter-spacing:.05em;margin-top:6px}
.v-preview-ph span{font-size:13px;color:var(--c-text-2)}
.v-preview-people{display:flex;align-items:center;justify-content:space-between;margin-top:16px}
.v-preview-label{font-size:12.5px;font-weight:600;color:var(--c-text-2)}
.v-preview-avatars{display:flex;align-items:center}
.v-preview-avatars .v-avatar{margin-left:-6px;box-shadow:0 0 0 2px var(--c-panel)}
.v-more-count{margin-left:-6px;width:28px;height:28px;border-radius:50%;background:var(--c-hover);color:var(--c-text-2);font-size:11px;font-weight:600;display:grid;place-items:center;box-shadow:0 0 0 2px var(--c-panel)}
/* user form */
.v-user-form{display:flex;flex-direction:column}
.v-user-preview{display:flex;align-items:center;gap:13px;padding:12px;background:var(--c-panel-2);border:1px solid var(--c-border);border-radius:11px;margin-bottom:16px}
.v-user-preview strong{display:block;font-size:14px;font-weight:600}
.v-user-preview span{font-size:12.5px;color:var(--c-text-2)}
.v-swatches{display:flex;gap:8px;flex-wrap:wrap}
.v-swatch{width:28px;height:28px;border-radius:50%;border:2px solid transparent;outline:2px solid transparent;transition:outline-color .14s;cursor:pointer}
.v-swatch.is-active{outline-color:var(--c-text);outline-offset:2px}
.v-confirm-msg{font-size:14px;color:var(--c-text-2);line-height:1.5}
/* members */
.v-members{flex:1;overflow-y:auto;padding:28px 32px 60px}
.v-members-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:22px}
.v-members-head h1{font-size:22px;font-weight:700;letter-spacing:-.02em}
.v-members-head p{font-size:13.5px;color:var(--c-text-2);margin-top:5px;max-width:520px}
/* overflow:visible (not hidden) so row dropdown menus aren't clipped; corners are
   re-rounded on the header/last-row cells to keep the card look. */
.v-members-table{background:var(--c-panel);border:1px solid var(--c-border);border-radius:14px;overflow:visible}
.v-members-table thead th{background:var(--c-panel-2);position:static}
.v-members-table thead th:first-child{border-top-left-radius:14px}
.v-members-table thead th:last-child{border-top-right-radius:14px}
.v-members-table tbody tr:last-child td:first-child{border-bottom-left-radius:14px}
.v-members-table tbody tr:last-child td:last-child{border-bottom-right-radius:14px}
.v-members-table td:first-child,.v-members-table th:first-child{padding-left:18px}
/* toasts */
.v-toasts{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;gap:8px;z-index:400;align-items:center}
.v-toast{display:flex;align-items:center;gap:9px;background:var(--c-text);color:var(--c-bg);padding:10px 16px;border-radius:10px;font-size:13px;font-weight:500;box-shadow:var(--shadow-md);animation:rise .2s ease}
.v-toast svg{flex:none}
.v-toast-success{background:#16a34a;color:#fff}
.v-toast-error{background:#dc2626;color:#fff}
/* upload zone (from prototype) */
.v-uploadzone{display:flex;flex-direction:column;align-items:center;gap:8px;padding:38px 20px;border:2px dashed var(--c-border-strong);border-radius:13px;cursor:pointer;transition:border-color .15s,background .15s;text-align:center}
.v-uploadzone:hover,.v-uploadzone.is-over{border-color:var(--c-accent-line);background:var(--c-accent-soft)}
.v-uploadzone strong{font-size:14.5px}
.v-uploadzone span{font-size:13px;color:var(--c-text-2)}
.v-uploadzone u{color:var(--accent);text-decoration:none;font-weight:600}
.v-upload-ic{width:52px;height:52px;border-radius:12px;background:var(--c-accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:4px}
.v-upload-files{margin-top:12px;font-size:12.5px;color:var(--c-text-2);text-align:left}
/* scrollbars */
*::-webkit-scrollbar{width:11px;height:11px}
*::-webkit-scrollbar-thumb{background:var(--c-border-strong);border-radius:8px;border:3px solid var(--c-panel)}
.v-browser::-webkit-scrollbar-thumb,.v-members::-webkit-scrollbar-thumb{border-color:var(--c-bg)}

/* ============================================================ AUTH PAGES */
.v-auth{min-height:100vh;display:grid;place-items:center;padding:24px;position:relative;z-index:1;background:transparent}
.v-auth-card{position:relative;z-index:2;width:100%;max-width:400px;
  background:color-mix(in srgb,var(--c-panel) 88%, transparent);
  border:1px solid color-mix(in srgb,var(--c-panel) 60%, var(--c-border));
  border-radius:18px;box-shadow:0 24px 60px rgba(18,38,78,.18),0 4px 16px rgba(18,38,78,.08);
  padding:30px 28px;backdrop-filter:blur(12px) saturate(1.15);-webkit-backdrop-filter:blur(12px) saturate(1.15)}
.dark .v-auth-card{background:color-mix(in srgb,var(--c-panel) 80%, transparent);box-shadow:0 24px 60px rgba(0,0,0,.55)}

/* ----- animated background — login / register screens only ----- */
.v-auth-anim{position:fixed;inset:0;overflow:hidden;z-index:0;pointer-events:none;
  background:linear-gradient(125deg,#e2eefb 0%, #eaf6fb 30%, #f2f0fb 55%, #e6f5f6 80%, #e2eefb 100%);
  background-size:300% 300%;animation:authflow 22s ease-in-out infinite}
.dark .v-auth-anim{background:linear-gradient(125deg,#070d18 0%, #0b0c14 45%, #0a1320 80%, #070d18 100%);background-size:300% 300%;animation:authflow 10s ease-in-out infinite}
.v-auth-anim .blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;will-change:transform}
.v-auth-anim .b1{width:46vmax;height:46vmax;left:-12vmax;top:-14vmax;background:radial-gradient(circle at 35% 35%,#2cabe2,transparent 68%);animation:authdrift1 17s ease-in-out infinite alternate}
.v-auth-anim .b2{width:40vmax;height:40vmax;right:-12vmax;top:-10vmax;background:radial-gradient(circle at 65% 35%,#1488c7,transparent 68%);animation:authdrift2 21s ease-in-out infinite alternate}
.v-auth-anim .b3{width:44vmax;height:44vmax;right:-10vmax;bottom:-16vmax;background:radial-gradient(circle at 60% 60%,#16b8c7,transparent 68%);animation:authdrift3 19s ease-in-out infinite alternate}
.v-auth-anim .b4{width:34vmax;height:34vmax;left:-8vmax;bottom:-14vmax;background:radial-gradient(circle at 40% 60%,#7c6cf0,transparent 70%);animation:authdrift4 24s ease-in-out infinite alternate}
.v-auth-anim .v-auth-grid{position:absolute;inset:0;color:rgba(18,40,80,.055);
  background-image:radial-gradient(currentColor 1px,transparent 1.4px);background-size:26px 26px;
  -webkit-mask-image:radial-gradient(circle at 50% 38%,#000,transparent 72%);mask-image:radial-gradient(circle at 50% 38%,#000,transparent 72%)}
.dark .v-auth-anim .v-auth-grid{color:rgba(255,255,255,.05)}
.dark .v-auth-anim .blob{opacity:.42}
@keyframes authflow{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@keyframes authdrift1{from{transform:translate(0,0) scale(1) rotate(0deg)}to{transform:translate(16vmax,11vmax) scale(1.2) rotate(25deg)}}
@keyframes authdrift2{from{transform:translate(0,0) scale(1)}to{transform:translate(-14vmax,10vmax) scale(1.18)}}
@keyframes authdrift3{from{transform:translate(0,0) scale(1.08)}to{transform:translate(-12vmax,-13vmax) scale(1)}}
@keyframes authdrift4{from{transform:translate(0,0) scale(1)}to{transform:translate(13vmax,-10vmax) scale(1.22)}}
/* honour reduced-motion with a calm, slow drift rather than stopping entirely */
@media (prefers-reduced-motion: reduce){
  .v-auth-anim{animation-duration:20s}
  .v-auth-anim .blob{animation-duration:10s}
}
.v-auth-brand{display:flex;align-items:center;gap:11px;margin-bottom:22px}
.v-auth-brand .v-brand-mark{width:40px;height:40px;border-radius:11px}
.v-auth-card h1{font-size:20px;font-weight:700;letter-spacing:-.02em}
.v-auth-card .v-sub{font-size:13.5px;color:var(--c-text-2);margin-top:3px;margin-bottom:22px}
.v-auth-foot{margin-top:18px;font-size:13px;color:var(--c-text-2);text-align:center}
.v-auth-foot a{color:var(--accent);font-weight:600;text-decoration:none}
.v-auth-hint{margin-top:18px;padding:11px 13px;background:var(--c-panel-2);border:1px solid var(--c-border);border-radius:10px;font-size:12.5px;color:var(--c-text-2);line-height:1.5}
.v-auth-hint code{font-family:var(--mono);font-size:12px;color:var(--c-text)}
/* ----- footer / copyright ----- */
.v-foot{flex:none;padding:9px 22px;border-top:1px solid var(--c-border);background:var(--c-panel);color:var(--c-text-2);font-size:12px;text-align:center}
.v-auth-copy{position:fixed;left:0;right:0;bottom:14px;text-align:center;font-size:12px;color:var(--c-text-2);z-index:2;pointer-events:none}

/* ----- upload / download progress ----- */
.dv-progress{position:fixed;bottom:22px;right:22px;width:312px;max-width:calc(100vw - 32px);background:var(--c-panel);border:1px solid var(--c-border-strong);border-radius:12px;box-shadow:var(--shadow-md);padding:13px 15px;z-index:500;animation:rise .2s ease}
.dv-progress-row{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;font-weight:600;margin-bottom:9px;color:var(--c-text)}
.dv-progress-label{display:flex;align-items:center;gap:8px;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dv-progress-pct{color:var(--accent);flex:none}
.dv-progress-track{height:7px;background:var(--c-hover);border-radius:6px;overflow:hidden}
.dv-progress-bar{height:100%;width:0;background:var(--accent);border-radius:6px;transition:width .15s ease}
.dv-progress.is-indeterminate .dv-progress-bar{width:40%;animation:dvslide 1.1s ease-in-out infinite}
@keyframes dvslide{0%{margin-left:-40%}100%{margin-left:100%}}

/* Google-Drive-style upload tray */
.dv-uploads{position:fixed;bottom:22px;right:22px;width:360px;max-width:calc(100vw - 32px);background:var(--c-panel);border:1px solid var(--c-border-strong);border-radius:12px;box-shadow:var(--shadow-md);z-index:520;overflow:hidden;animation:rise .2s ease}
.dv-uploads-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 8px 11px 16px;background:#202124;color:#fff}
.dv-uploads-title{font-size:13.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dv-uploads-actions{display:flex;align-items:center;gap:2px;flex:none}
.dv-uploads-btn{display:grid;place-items:center;width:30px;height:30px;border:none;background:none;color:#cfcfd6;border-radius:50%;cursor:pointer;transition:background .15s,color .15s}
.dv-uploads-btn:hover{background:rgba(255,255,255,.14);color:#fff}
.dv-uploads.is-min [data-min]{transform:rotate(180deg)}
.dv-uploads-list{max-height:300px;overflow-y:auto}
.dv-uploads.is-min .dv-uploads-list{display:none}
.dv-up-item{display:flex;align-items:center;gap:11px;padding:10px 14px;border-top:1px solid var(--c-border)}
.dv-up-item:first-child{border-top:none}
.dv-up-icon{flex:none;width:32px;height:32px;border-radius:8px;display:grid;place-items:center;background:var(--c-accent-soft);color:var(--accent)}
.dv-up-meta{flex:1;min-width:0}
.dv-up-name{font-size:13px;font-weight:500;color:var(--c-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dv-up-sub{font-size:11.5px;color:var(--c-text-2);margin-top:2px}
.dv-up-track{height:4px;background:var(--c-hover);border-radius:4px;margin-top:6px;overflow:hidden}
.dv-up-bar{height:100%;width:0;background:var(--accent);border-radius:4px;transition:width .15s ease}
.dv-up-cancel{flex:none;display:grid;place-items:center;width:30px;height:30px;border:none;background:none;color:var(--c-text-2);border-radius:50%;cursor:pointer;transition:background .15s,color .15s}
.dv-up-cancel:hover{background:var(--c-hover);color:var(--c-text)}
.dv-up-state{flex:none;display:grid;place-items:center;width:30px;height:30px}
.dv-up-retry{display:grid;place-items:center;width:30px;height:30px;border:none;background:none;color:var(--accent);border-radius:50%;cursor:pointer;transition:background .15s}
.dv-up-retry:hover{background:var(--c-accent-soft)}
.dv-up-item.is-done .dv-up-bar{background:#16a34a}
.dv-up-item.is-done .dv-up-state{color:#16a34a}
.dv-up-item.is-error .dv-up-state{color:#dc2626}
.dv-up-item.is-error .dv-up-sub{color:#dc2626}
.dv-up-item.is-canceled{opacity:.7}
.dv-up-item.is-canceled .dv-up-state{color:var(--c-text-2)}
@media (max-width:880px){.dv-uploads{left:16px;right:16px;width:auto}}

/* responsive topbar */
@media (max-width:880px){
  .v-app{grid-template-columns:1fr}
  .v-sidebar{display:none}
}