/* ==========================================================
   Kalium Intranet — File Manager (Drive)
   Usa los design tokens de style.css (--bg, --ac, --bd…).
   ========================================================== */

/* ── Shell ── */
.drive-shell{display:flex;min-height:100vh}
.drive-sidebar{
  width:264px;flex-shrink:0;background:var(--bg2);
  border-right:1px solid var(--bd);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;
}
.drive-logo{
  display:flex;align-items:center;gap:12px;height:64px;
  padding:0 var(--sp-5);border-bottom:1px solid var(--bd);
}
.drive-logo img{width:30px;height:30px;border-radius:8px;object-fit:contain}
.drive-logo .drive-logo-text{font-size:16px;font-weight:700}
.drive-logo .drive-logo-sub{display:block;font-family:var(--mono);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--t3)}
.drive-nav{flex:1;padding:var(--sp-5) var(--sp-3);overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.drive-nav-item{
  display:flex;align-items:center;gap:var(--sp-3);width:100%;
  padding:10px var(--sp-3);border-radius:8px;cursor:pointer;
  color:var(--t2);background:none;border:none;text-align:left;
  font-size:.92rem;transition:var(--tr);position:relative;
}
.drive-nav-item i{width:20px;text-align:center;font-size:15px;flex-shrink:0}
.drive-nav-item:hover{background:var(--ac-ghost);color:var(--t)}
.drive-nav-item.active{background:var(--ac-muted);color:var(--ac)}
.drive-nav-item.active::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--ac);border-radius:0 3px 3px 0}
.drive-sidebar-footer{padding:var(--sp-4) var(--sp-3);border-top:1px solid var(--bd);display:flex;flex-direction:column;gap:var(--sp-3)}
.drive-back{
  display:flex;align-items:center;gap:var(--sp-2);color:var(--t2);
  font-size:.85rem;padding:8px var(--sp-3);border-radius:8px;transition:var(--tr);
}
.drive-back:hover{background:var(--ac-ghost);color:var(--t)}
.drive-user{display:flex;align-items:center;gap:10px;padding:var(--sp-2) var(--sp-3)}
.drive-user .user-avatar{width:34px;height:34px;font-size:.85rem}
.drive-user-name{font-size:.85rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.drive-user-role{font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--t3)}

/* ── Main ── */
.drive-main{flex:1;min-width:0;display:flex;flex-direction:column;height:100vh}
.drive-topbar{
  border-bottom:1px solid var(--bd);padding:var(--sp-4) var(--sp-6);
  display:flex;flex-direction:column;gap:var(--sp-4);flex-shrink:0;
  background:var(--bg);
}
.drive-title-row{display:flex;align-items:center;gap:var(--sp-4);flex-wrap:wrap}
.drive-title{margin:0;font-size:1.3rem;font-weight:700;font-variation-settings:'wdth' 112}
.drive-crumbs{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:.85rem;color:var(--t3)}
.crumb{background:none;border:none;color:var(--t2);font-size:.85rem;padding:4px 8px;border-radius:6px;transition:var(--tr-fast);cursor:pointer}
.crumb:hover{background:var(--ac-ghost);color:var(--t)}
.crumb.active{color:var(--ac);font-weight:600}
.crumb-sep{color:var(--t3);opacity:.6}
.drive-toolbar{display:flex;align-items:center;gap:var(--sp-3);flex-wrap:wrap}
.drive-search{
  flex:1;min-width:220px;display:flex;align-items:center;gap:var(--sp-2);
  background:var(--inkwell);border:1px solid var(--bdf);border-radius:8px;
  padding:0 var(--sp-3);height:38px;transition:var(--tr-fast);
}
.drive-search:focus-within{border-color:var(--ac);box-shadow:0 0 0 3px rgba(200,182,255,.12)}
.drive-search i{color:var(--t3);font-size:.85rem}
.drive-search input{flex:1;background:none;border:none;outline:none;color:var(--t);font-size:.9rem}
.drive-search button{background:none;border:none;color:var(--t3);cursor:pointer;font-size:.9rem;padding:2px}
.drive-search button:hover{color:var(--t)}
.drive-view-toggle{display:flex;border:1px solid var(--bd);border-radius:8px;overflow:hidden}
.drive-view-toggle button{
  background:none;border:none;color:var(--t2);padding:9px 12px;cursor:pointer;transition:var(--tr-fast);font-size:.9rem;
}
.drive-view-toggle button:hover{color:var(--t);background:var(--ac-ghost)}
.drive-view-toggle button.active{background:var(--ac-muted);color:var(--ac)}
.drive-trash-actions{display:flex;justify-content:flex-end}

/* ── Área de listado ── */
.drive-area{flex:1;overflow-y:auto;padding:var(--sp-6)}
.drive-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--sp-3);padding:var(--sp-12) 0;color:var(--t3)}
.drive-loading p{font-size:.9rem}
.drive-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--sp-12) var(--sp-6)}
.drive-empty .es-i{font-size:3.5rem}
.drive-empty .es-t{font-size:1.1rem}

/* Grid */
.drive-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--sp-3)}
.file-card{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:var(--sp-2);
  padding:var(--sp-5) var(--sp-3);border-radius:var(--rs);
  border:1px solid var(--bd);background:var(--bg2);cursor:pointer;
  transition:var(--tr);text-align:center;
}
.file-card:hover{border-color:var(--bdh);background:var(--bgc);transform:translateY(-2px)}
.file-card.selected{border-color:var(--ac);background:var(--ac-muted)}
.file-card .file-check{
  position:absolute;top:8px;left:8px;width:20px;height:20px;border-radius:50%;
  background:var(--ac);color:#18140D;display:none;align-items:center;justify-content:center;font-size:.6rem;
}
.file-card.selected .file-check{display:flex}
.file-card .file-menu-btn{
  position:absolute;top:8px;right:8px;width:28px;height:28px;border-radius:6px;
  background:none;border:none;color:var(--t3);cursor:pointer;opacity:0;transition:var(--tr-fast);
  display:flex;align-items:center;justify-content:center;
}
.file-card:hover .file-menu-btn,.file-card.selected .file-menu-btn{opacity:1}
.file-card .file-menu-btn:hover{background:var(--bgch);color:var(--t)}
.file-card .file-icon{
  width:56px;height:56px;border-radius:var(--rs);display:flex;align-items:center;justify-content:center;
  background:var(--ac-ghost);color:var(--ac);font-size:1.6rem;margin-top:var(--sp-2);
}
.file-card .file-name{font-size:.86rem;font-weight:600;word-break:break-word;max-width:100%;line-height:1.3}
.file-card .file-sub{font-size:.72rem;color:var(--t3)}

/* Lista */
.drive-list{display:flex;flex-direction:column;gap:2px}
.fl-row{
  display:flex;align-items:center;gap:var(--sp-3);padding:10px var(--sp-3);
  border-radius:8px;border:1px solid transparent;cursor:pointer;transition:var(--tr-fast);
}
.fl-row:hover{background:var(--bg2);border-color:var(--bd)}
.fl-row.selected{background:var(--ac-muted);border-color:var(--ac)}
.fl-row .fl-icon{width:34px;height:34px;border-radius:8px;background:var(--ac-ghost);color:var(--ac);display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}
.fl-row .fl-name{flex:1;min-width:0;font-size:.9rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fl-row .fl-shared{width:140px;font-size:.8rem;color:var(--t3);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex-shrink:0}
.fl-row .fl-access{width:90px;flex-shrink:0}
.fl-row .fl-meta{width:110px;text-align:right;font-size:.78rem;color:var(--t3);font-family:var(--mono);flex-shrink:0}
.fl-row .fl-actions{width:30px;display:flex;justify-content:flex-end}
.fl-row .fl-menu-btn{width:28px;height:28px;border-radius:6px;background:none;border:none;color:var(--t3);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--tr-fast)}
.fl-row .fl-menu-btn:hover{background:var(--bgch);color:var(--t)}

/* Badges de acceso */
.access-badge{display:inline-block;font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;padding:3px 8px;border-radius:6px;border:1px solid}
.access-badge.owner{color:#93CFB6;border-color:rgba(125,182,155,.35);background:rgba(125,182,155,.12)}
.access-badge.editor{color:#DFBE86;border-color:rgba(201,160,92,.35);background:rgba(201,160,92,.12)}
.access-badge.viewer{color:#C8B6FF;border-color:rgba(139,123,200,.35);background:rgba(139,123,200,.12)}

/* ── Menú contextual ── */
.ctx-menu{
  position:fixed;z-index:900;min-width:220px;background:var(--bg2);
  border:1px solid var(--bd);border-radius:10px;box-shadow:var(--shl);
  padding:6px;display:none;
}
.ctx-item{
  display:flex;align-items:center;gap:var(--sp-3);width:100%;
  padding:9px var(--sp-3);border-radius:7px;background:none;border:none;
  color:var(--t);font-size:.86rem;cursor:pointer;text-align:left;transition:var(--tr-fast);
}
.ctx-item i{width:16px;text-align:center;color:var(--t3);font-size:.9rem}
.ctx-item:hover{background:var(--ac-ghost);color:var(--ac)}
.ctx-item:hover i{color:var(--ac)}
.ctx-item.danger{color:var(--er)}
.ctx-item.danger i{color:var(--er)}
.ctx-item.danger:hover{background:rgba(201,96,79,.12);color:var(--er)}
.ctx-sep{height:1px;background:var(--bd);margin:5px 6px}

/* ── Drop overlay ── */
.drop-overlay{
  position:fixed;inset:0;z-index:800;display:none;align-items:center;justify-content:center;
  background:rgba(200,182,255,.08);backdrop-filter:blur(2px);border:2px dashed var(--ac);
  pointer-events:none;
}
.drop-overlay.active{display:flex}
.drop-inner{display:flex;flex-direction:column;align-items:center;gap:var(--sp-3);color:var(--ac);font-size:1.2rem;font-weight:600}
.drop-inner i{font-size:3rem}

/* ── Modales del módulo (fm-) ── */
.fm-overlay{
  position:fixed;inset:0;background:rgba(10,9,8,.72);backdrop-filter:blur(4px);
  z-index:1000;display:none;align-items:center;justify-content:center;padding:var(--sp-5);
}
.fm-overlay.active{display:flex}
.fm-box{
  background:var(--bgc);border:1px solid var(--bd);border-radius:12px;
  width:100%;max-width:520px;max-height:90vh;display:flex;flex-direction:column;
  box-shadow:var(--shl);animation:fmIn .22s cubic-bezier(.34,1.56,.64,1);
}
.fm-box.fm-wide{max-width:720px}
.fm-header{display:flex;align-items:center;justify-content:space-between;padding:var(--sp-5) var(--sp-6);border-bottom:1px solid var(--bd)}
.fm-header h3{margin:0;font-size:1.05rem;font-weight:700}
.fm-close{background:none;border:none;color:var(--t3);cursor:pointer;font-size:1.1rem;width:32px;height:32px;border-radius:8px;transition:var(--tr-fast)}
.fm-close:hover{background:var(--bgch);color:var(--t)}
.fm-body{padding:var(--sp-5) var(--sp-6);overflow-y:auto;display:flex;flex-direction:column;gap:var(--sp-4)}
.fm-footer{display:flex;align-items:center;justify-content:flex-end;gap:var(--sp-3);padding:var(--sp-4) var(--sp-6);border-top:1px solid var(--bd)}
@keyframes fmIn{from{opacity:0;transform:scale(.96) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}

/* ── Compartir ── */
.share-search-wrap{position:relative}
.share-autocomplete{
  position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:30;
  background:var(--bg2);border:1px solid var(--bd);border-radius:10px;box-shadow:var(--shl);
  max-height:280px;overflow-y:auto;padding:6px;display:none;
}
.share-user-opt{
  display:flex;align-items:center;gap:var(--sp-3);padding:8px var(--sp-3);
  border-radius:8px;cursor:pointer;transition:var(--tr-fast);
}
.share-user-opt:hover{background:var(--ac-ghost)}
.sr-avatar{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#121110;font-size:.7rem;font-weight:700;flex-shrink:0;overflow:hidden}
.sr-avatar img{width:100%;height:100%;object-fit:cover}
.su-name{font-size:.85rem;font-weight:600}
.su-email{font-size:.72rem;color:var(--t3)}
.share-access-row{display:flex;align-items:center;gap:var(--sp-3);background:var(--bg2);border:1px solid var(--bd);border-radius:10px;padding:var(--sp-3) var(--sp-4)}
.share-access-row .fi{flex:1}
.share-list{display:flex;flex-direction:column;gap:var(--sp-2);max-height:260px;overflow-y:auto}
.share-row{display:flex;align-items:center;gap:var(--sp-3);padding:8px var(--sp-3);border:1px solid var(--bdf);border-radius:10px}
.share-row .sr-name{flex:1;font-size:.86rem;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.share-row .sr-level{width:120px;flex-shrink:0}
.share-row .sr-level select{width:100%}
.share-row .sr-revoke{background:none;border:none;color:var(--t3);cursor:pointer;width:28px;height:28px;border-radius:6px;transition:var(--tr-fast)}
.share-row .sr-revoke:hover{background:rgba(201,96,79,.12);color:var(--er)}
.share-hint{font-size:.78rem;color:var(--t3);background:var(--ac-ghost);border:1px solid var(--bd);border-radius:8px;padding:8px var(--sp-3)}

/* ── Vista previa ── */
.preview-body{display:flex;flex-direction:column;gap:var(--sp-3);align-items:center}
.preview-body img{max-width:100%;max-height:62vh;border-radius:8px;object-fit:contain}
.preview-body video{max-width:100%;max-height:62vh;border-radius:8px}
.preview-body audio{width:100%}
.preview-body pre{
  width:100%;background:var(--inkwell);border:1px solid var(--bdf);border-radius:10px;
  padding:var(--sp-4);font-family:var(--mono);font-size:.8rem;overflow:auto;max-height:60vh;color:var(--t2);white-space:pre-wrap;
}
.preview-placeholder{display:flex;flex-direction:column;align-items:center;gap:var(--sp-3);text-align:center;color:var(--t3);padding:var(--sp-10) 0}
.preview-placeholder i{font-size:3rem;color:var(--t3)}
.canvas-wrap{display:flex;flex-direction:column;align-items:center}
.canvas-wrap canvas{box-shadow:var(--sh);border-radius:4px;max-width:100%}
.preview-meta{font-size:.75rem;color:var(--t3);font-family:var(--mono)}

/* ── Acceso denegado ── */
.access-denied{
  position:fixed;inset:0;display:flex;align-items:center;justify-content:center;padding:var(--sp-6);
  background:var(--bg);z-index:50;
}
.access-denied-inner{max-width:440px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:var(--sp-4)}
.access-denied-inner .ad-icon{width:84px;height:84px;border-radius:50%;background:rgba(201,96,79,.12);border:1px solid rgba(201,96,79,.3);color:var(--er);display:flex;align-items:center;justify-content:center;font-size:2.2rem}
.access-denied-inner h1{font-size:1.5rem;margin:0}
.access-denied-inner p{color:var(--t2);font-size:.92rem}

/* ── Responsive ── */
@media (max-width:860px){
  .drive-shell{flex-direction:column}
  .drive-sidebar{width:100%;height:auto;position:static;flex-direction:row;align-items:center;border-right:none;border-bottom:1px solid var(--bd);padding:0 var(--sp-3);flex-wrap:wrap}
  .drive-logo{height:auto;border-bottom:none;padding:var(--sp-3) 0}
  .drive-nav{flex-direction:row;padding:var(--sp-2) 0;overflow-x:auto}
  .drive-nav-item{white-space:nowrap}
  .drive-nav-item.active::before{left:50%;top:auto;bottom:0;transform:translateX(-50%);width:20px;height:3px;border-radius:3px 3px 0 0}
  .drive-sidebar-footer{flex-direction:row;align-items:center;border-top:none;padding:var(--sp-2) 0;gap:var(--sp-3)}
  .drive-user{padding:var(--sp-2) 0}
  .drive-main{height:auto;min-height:calc(100vh - 60px)}
  .drive-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}
}

@media (max-width:640px){
  .drive-toolbar{flex-direction:column;align-items:stretch}
  .drive-search{min-width:0}
  .drive-view-toggle{align-self:flex-end}
  .drive-trash-actions{align-self:flex-end}
  .drive-area{padding:var(--sp-4)}
  .drive-grid{grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:var(--sp-2)}
  .file-card{padding:var(--sp-3) var(--sp-2)}
  .file-card .file-icon{width:44px;height:44px;font-size:1.3rem}
  .file-card .file-name{font-size:.8rem}
  .fl-row{padding:8px var(--sp-2);gap:var(--sp-2)}
  .fl-row .fl-shared,.fl-row .fl-access{display:none}
  .fl-row .fl-meta{width:auto;font-size:.72rem}
  .drive-title{font-size:1.1rem}
  .fm-box{width:95%;max-width:100%}
  .fm-header{padding:var(--sp-4) var(--sp-5)}
  .fm-body{padding:var(--sp-4) var(--sp-5)}
  .fm-footer{padding:var(--sp-3) var(--sp-5)}
}

@media (max-width:480px){
  .drive-grid{grid-template-columns:repeat(3,1fr)}
  .drive-logo .drive-logo-text{font-size:14px}
  .drive-logo .drive-logo-sub{display:none}
  .drive-title{font-size:1rem}
  .share-row{flex-direction:column;align-items:stretch;gap:var(--sp-2)}
  .share-row .sr-level{width:100%}
}

/* ── Touch ── */
@media(hover:none),(pointer:coarse){
  .file-card:hover{transform:none}
  .fl-row:hover{background:transparent}
  .fl-row.selected{background:var(--ac-muted)}
  .drive-nav-item{min-height:44px}
  .ctx-item{min-height:44px}
}

/* ── Reduced motion ── */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}


/* ==========================================================
   RESPONSIVE · MÓVIL · TÁCTIL (adiciones)
   ========================================================== */
@media(hover:none),(pointer:coarse){
  /* El menú ⋮ de las tarjetas sólo aparecía con :hover → invisible al
     tocar, y en móvil era la única vía de abrirlo. */
  .file-card .file-menu-btn{opacity:1}
  .file-card .file-menu-btn,.fl-row .fl-menu-btn,
  .share-row .sr-revoke,.drive-search button,.fm-close{
    min-width:44px;min-height:44px;
  }
}
/* En landscape/pantallas bajas el panel se salía sin scroll interno. */
.fm-box{max-height:calc(100dvh - 40px)}