/* ===========================================================================
   Doogs Drive — tema dark (estilo Google Drive)
   =========================================================================== */
:root{
  --bg:#1b1b1b; --surface:#1f1f1f; --surface2:#232425;
  --card:#28292a; --card-hover:#303234; --card-sel:rgba(138,180,248,.18);
  --text:#e3e3e3; --dim:#9aa0a6; --dim2:#bdc1c6;
  --line:#37393b; --line2:#444649;
  --blue:#8ab4f8; --blue-strong:#a8c7fa; --blue-deep:#3777e3;
  --green:#11a861; --yellow:#ffcf33; --red:#f28b82;
  --radius:14px;
  --shadow:0 1px 3px rgba(0,0,0,.5),0 4px 16px rgba(0,0,0,.35);
  --sidebar-w:256px; --topbar-h:64px; --details-w:360px;
  font-synthesis:none;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Google Sans",Roboto,"Segoe UI",system-ui,-apple-system,Arial,sans-serif;
  font-size:14px;line-height:1.4;-webkit-font-smoothing:antialiased;
}
svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
button{font-family:inherit;color:inherit;cursor:pointer}
::selection{background:rgba(138,180,248,.3)}

/* scrollbars */
*::-webkit-scrollbar{width:12px;height:12px}
*::-webkit-scrollbar-thumb{background:#3c4043;border-radius:8px;border:3px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-thumb:hover{background:#5f6368;background-clip:content-box}

/* ===================== LOGIN ===================== */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;
  background:radial-gradient(1200px 600px at 50% -10%,#26303f 0%,#1b1b1b 55%)}
.login-wrap{display:flex;flex-direction:column;align-items:center;gap:22px;width:100%;padding:24px}
.login-card{width:100%;max-width:400px;background:var(--surface);border:1px solid var(--line);
  border-radius:28px;padding:40px 36px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:6px}
.login-logo{display:flex;justify-content:center;margin-bottom:8px}
.login-card h1{margin:0;text-align:center;font-size:26px;font-weight:500}
.login-sub{margin:0 0 18px;text-align:center;color:var(--dim);font-size:14px}
.fld{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.fld span{font-size:13px;color:var(--dim2)}
.fld input{background:#2a2b2c;border:1px solid var(--line2);border-radius:10px;padding:13px 14px;
  color:var(--text);font-size:15px;outline:none;transition:border-color .15s,box-shadow .15s}
.fld input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(138,180,248,.2)}
.login-error{min-height:18px;color:var(--red);font-size:13px;text-align:center;margin-bottom:4px}
.btn-primary{background:var(--blue-strong);color:#062e6f;border:none;border-radius:24px;
  padding:13px;font-size:15px;font-weight:600;transition:filter .15s,opacity .15s}
.btn-primary:hover{filter:brightness(1.06)}
.btn-primary:disabled{opacity:.6;cursor:default}
.login-foot{color:#80868b;font-size:12px}

/* ===================== APP SHELL ===================== */
.app-body{overflow:hidden}
#app{display:grid;grid-template-columns:var(--sidebar-w) 1fr 0;grid-template-rows:var(--topbar-h) 1fr;
  height:100vh;transition:grid-template-columns .22s ease}
#app.show-details{grid-template-columns:var(--sidebar-w) 1fr var(--details-w)}

/* ---- TOPBAR ---- */
.topbar{grid-column:1/-1;display:flex;align-items:center;gap:12px;padding:0 16px;
  border-bottom:1px solid var(--line);background:var(--bg);z-index:30}
.topbar-left{display:flex;align-items:center;gap:6px;width:calc(var(--sidebar-w) - 28px)}
.brand{display:flex;align-items:center;gap:8px;font-size:21px;color:var(--dim2);font-weight:400;letter-spacing:.2px}
.brand span{margin-top:2px}
.menu-toggle{display:none}
.search{flex:1;max-width:720px;display:flex;align-items:center;gap:10px;background:var(--surface2);
  border:1px solid transparent;border-radius:26px;padding:0 14px;height:48px;transition:background .15s,box-shadow .15s,border-color .15s}
.search:focus-within{background:#2c2d2f;box-shadow:0 1px 3px rgba(0,0,0,.4);border-color:var(--line2)}
.search-ico{color:var(--dim);flex:none}
.search input{flex:1;background:none;border:none;outline:none;color:var(--text);font-size:16px}
.search input::placeholder{color:var(--dim)}
.search-clear{width:32px;height:32px}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:6px;position:relative}
.icon-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:none;
  background:none;border-radius:50%;color:var(--dim2);transition:background .15s,color .15s}
.icon-btn:hover{background:rgba(255,255,255,.08);color:var(--text)}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#3777e3,#11a861);
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:15px;margin-left:6px;cursor:pointer}
.avatar.lg{width:46px;height:46px;font-size:19px}
.usermenu{position:absolute;top:52px;right:0;width:260px;background:var(--surface);border:1px solid var(--line);
  border-radius:14px;box-shadow:var(--shadow);padding:8px;z-index:60}
.usermenu-head{display:flex;align-items:center;gap:12px;padding:12px 10px 14px;border-bottom:1px solid var(--line);margin-bottom:6px}
.usermenu-head strong{display:block;font-weight:500}
.usermenu-head small{color:var(--dim);font-size:12px}
.usermenu-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:10px;
  color:var(--text);text-decoration:none;font-size:14px}
.usermenu-item:hover{background:var(--card-hover)}

/* ---- SIDEBAR ---- */
.sidebar{grid-row:2;display:flex;flex-direction:column;padding:12px 12px 0;background:var(--bg);overflow-y:auto}
.new-wrap{position:relative;margin:4px 4px 14px}
.new-btn{display:flex;align-items:center;gap:12px;background:var(--card);color:var(--text);
  border:1px solid var(--line2);border-radius:16px;padding:14px 22px 14px 18px;font-size:14px;font-weight:500;
  box-shadow:0 1px 2px rgba(0,0,0,.3);transition:background .15s,box-shadow .15s}
.new-btn:hover{background:var(--card-hover);box-shadow:0 1px 3px rgba(0,0,0,.5)}
.new-btn svg{color:var(--blue-strong)}
.nav{display:flex;flex-direction:column;gap:2px}
.nav-item{display:flex;align-items:center;gap:18px;padding:9px 16px;border:none;background:none;
  border-radius:0 24px 24px 0;color:var(--dim2);font-size:14px;text-align:left;transition:background .12s,color .12s}
.nav-item svg{flex:none;color:var(--dim2)}
.nav-item:hover{background:rgba(255,255,255,.06)}
.nav-item.active{background:#41331c00;background:rgba(168,199,250,.16);color:#d3e3fd;font-weight:600}
.nav-item.active svg{color:var(--blue-strong)}
.nav-sep{height:1px;background:var(--line);margin:8px 12px}
.storage{margin-top:auto;padding:16px 16px 18px}
.storage-head{display:flex;align-items:center;gap:14px;color:var(--dim2);font-size:14px;margin-bottom:12px}
.storage-head svg{color:var(--dim2)}
.storage-bar{height:5px;border-radius:4px;background:#3c4043;overflow:hidden;margin-bottom:10px}
.storage-bar i{display:block;height:100%;width:0;background:var(--blue-strong);border-radius:4px;transition:width .5s ease}
.storage-text{color:var(--dim);font-size:12px}

/* ---- MAIN ---- */
.main{grid-row:2;display:flex;flex-direction:column;background:var(--surface);
  border-radius:18px 0 0 0;margin-top:0;min-width:0;position:relative;overflow:hidden}
#app.show-details .main{border-radius:18px}
.main-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px 12px;flex-wrap:wrap}
.crumbs{display:flex;align-items:center;gap:4px;min-width:0;flex-wrap:wrap}
.crumbs h1{margin:0;font-size:22px;font-weight:400}
.crumb{display:flex;align-items:center;gap:4px;font-size:22px;color:var(--text);font-weight:400}
.crumb button{background:none;border:none;color:inherit;font-size:22px;padding:4px 8px;border-radius:8px;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.crumb button:hover{background:rgba(255,255,255,.06)}
.crumb.last button{font-weight:400;cursor:default}
.crumb-sep{color:var(--dim);font-size:20px}
.filters{display:flex;gap:8px;flex-wrap:wrap}
.chip{display:flex;align-items:center;gap:6px;background:none;border:1px solid var(--line2);
  border-radius:8px;padding:6px 13px;color:var(--dim2);font-size:13px;transition:background .12s}
.chip:hover{background:rgba(255,255,255,.06)}
.chip.active{background:rgba(138,180,248,.18);border-color:transparent;color:#d3e3fd}
.chip .arrow{font-size:10px}

.content-scroll{flex:1;overflow-y:auto;padding:6px 24px 90px}
.section-title{font-size:14px;font-weight:500;color:var(--dim2);margin:14px 2px 12px}
.grid-folders{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin-bottom:8px}
.grid-files{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}

/* card base */
.card{position:relative;background:var(--card);border:1px solid transparent;border-radius:12px;
  cursor:pointer;transition:background .12s,box-shadow .12s;user-select:none}
.card:hover{background:var(--card-hover)}
.card.sel{background:var(--card-sel);border-color:rgba(138,180,248,.5)}
.card .kebab{position:absolute;top:6px;right:6px;width:32px;height:32px;border-radius:50%;display:none;
  align-items:center;justify-content:center;background:rgba(0,0,0,.0);color:var(--dim2)}
.card:hover .kebab,.card.sel .kebab{display:flex}
.card .kebab:hover{background:rgba(255,255,255,.12);color:var(--text)}
.card .star{position:absolute;top:8px;left:8px;color:var(--yellow);display:none}
.card.starred .star{display:block}

/* folder card (compact) */
.card.folder{display:flex;align-items:center;gap:14px;padding:13px 14px}
.card.folder .fic{flex:none;color:var(--dim2)}
.card.folder.has-color .fic{color:var(--fc)}
.card.folder .nm{flex:1;font-size:14px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card.folder .kebab{position:static;display:none;flex:none}
.card.folder:hover .kebab,.card.folder.sel .kebab{display:flex}
.card.folder .star{position:static;margin-left:-6px}

/* file card */
.card.file{display:flex;flex-direction:column;overflow:hidden}
.card.file .thumb{height:140px;display:flex;align-items:center;justify-content:center;
  background:#202122;border-radius:11px 11px 0 0;overflow:hidden;position:relative}
.card.file .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.card.file .thumb .big-ico{width:52px;height:52px;opacity:.9}
.card.file .foot{display:flex;align-items:center;gap:10px;padding:11px 12px}
.card.file .foot .fic{flex:none}
.card.file .foot .nm{flex:1;font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* kind colors */
.k-folder{color:var(--dim2)}
.k-image{color:#f9a825} .k-video{color:#ef5350} .k-audio{color:#26a69a}
.k-pdf{color:#ef5350} .k-doc{color:#4285f4} .k-sheet{color:#0f9d58}
.k-slide{color:#f4b400} .k-archive{color:#a1887f} .k-text{color:#90a4ae} .k-file{color:#90a4ae}

/* list view */
#app.list-view .grid-folders,#app.list-view .grid-files{display:block;margin:0}
#app.list-view .section-title{display:none}
#app.list-view .card{display:flex!important;align-items:center;gap:14px;padding:0 14px;height:46px;
  border-radius:8px;border-bottom:1px solid var(--line);border-radius:0}
#app.list-view .card:first-child{border-radius:8px 8px 0 0}
#app.list-view .card .thumb{display:none}
#app.list-view .card .foot{padding:0;flex:1;min-width:0}
#app.list-view .card.file .foot{display:flex}
#app.list-view .card .nm{font-weight:400}
#app.list-view .card .kebab{position:static;flex:none}
#app.list-view .list-meta{margin-left:auto;color:var(--dim);font-size:12px;flex:none;padding-left:16px;display:none}
#app.list-view .card:hover .list-meta{display:block}
.list-head{display:none}
#app.list-view .list-head{display:flex;align-items:center;gap:14px;padding:8px 14px;color:var(--dim);
  font-size:12px;border-bottom:1px solid var(--line);font-weight:500}

/* empty */
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:60px 20px;color:var(--dim);text-align:center}
.empty svg{width:120px;height:120px;opacity:.5;stroke-width:1.2}
.empty h3{margin:0;font-weight:400;font-size:18px;color:var(--dim2)}
.empty p{margin:0;font-size:13px}

/* drop overlay */
.drop-overlay{position:absolute;inset:10px;border:2px dashed var(--blue);border-radius:16px;
  background:rgba(138,180,248,.1);backdrop-filter:blur(2px);display:none;align-items:center;justify-content:center;z-index:20}
.main.dragover .drop-overlay{display:flex}
.drop-inner{display:flex;flex-direction:column;align-items:center;gap:12px;color:var(--blue-strong);font-size:18px}
.drop-inner svg{width:48px;height:48px}

/* ---- DETAILS ---- */
.details{grid-row:2;background:var(--bg);overflow:hidden;display:flex;flex-direction:column;white-space:nowrap}
.details[hidden]{display:none}
.details-head{display:flex;align-items:center;justify-content:space-between;padding:18px 12px 18px 24px;font-size:18px}
.details-body{flex:1;overflow-y:auto;padding:0 24px 24px}
.details-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;height:70%;color:var(--dim);text-align:center;white-space:normal}
.dt-preview{height:220px;border-radius:12px;background:var(--surface2);display:flex;align-items:center;
  justify-content:center;overflow:hidden;margin-bottom:18px}
.dt-preview img{width:100%;height:100%;object-fit:contain}
.dt-preview svg{width:64px;height:64px}
.dt-name{font-size:16px;font-weight:500;white-space:normal;word-break:break-word;margin-bottom:18px}
.dt-section{font-size:13px;font-weight:500;color:var(--dim2);margin:18px 0 10px}
.dt-row{display:flex;justify-content:space-between;gap:16px;padding:7px 0;font-size:13px;white-space:normal}
.dt-row .k{color:var(--dim)}
.dt-row .v{color:var(--text);text-align:right;word-break:break-word}

/* ---- MENUS (new + context) ---- */
.menu{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow);padding:8px;min-width:230px;z-index:80}
.menu button{display:flex;align-items:center;gap:16px;width:100%;padding:10px 14px;border:none;background:none;
  color:var(--text);font-size:14px;border-radius:8px;text-align:left;transition:background .1s}
.menu button:hover{background:var(--card-hover)}
.menu button svg{flex:none;color:var(--dim2)}
.menu button.danger{color:var(--red)} .menu button.danger svg{color:var(--red)}
.menu-sep{height:1px;background:var(--line);margin:6px 8px}
.menu .swatches{display:flex;gap:8px;padding:8px 14px}
.menu .swatches i{width:22px;height:22px;border-radius:50%;cursor:pointer;border:2px solid transparent}
.menu .swatches i:hover{border-color:#fff}
.new-wrap .menu{top:64px;left:4px}

/* ---- UPLOAD TRAY ---- */
.uptray{position:fixed;right:20px;bottom:20px;width:360px;background:var(--surface);border:1px solid var(--line);
  border-radius:12px;box-shadow:var(--shadow);z-index:90;overflow:hidden}
.uptray-head{display:flex;align-items:center;justify-content:space-between;padding:12px 8px 12px 16px;
  background:#2c2d2f;font-size:14px;font-weight:500}
.uptray-body{max-height:280px;overflow-y:auto}
.up-item{display:flex;align-items:center;gap:12px;padding:11px 16px;border-top:1px solid var(--line);font-size:13px}
.up-item .ui-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.up-item .ui-st{flex:none;color:var(--dim)}
.up-item.done .ui-st{color:var(--green)}
.up-item.err .ui-st{color:var(--red)}
.spinner{width:16px;height:16px;border:2px solid var(--line2);border-top-color:var(--blue);border-radius:50%;animation:spin .7s linear infinite;flex:none}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---- TRASH BAR ---- */
.trashbar{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:12px 24px;background:#2c2d2f;border-top:1px solid var(--line);font-size:13px;color:var(--dim2)}
.btn-text{background:none;border:1px solid var(--line2);border-radius:18px;padding:7px 18px;color:var(--blue-strong);font-weight:600;font-size:13px}
.btn-text:hover{background:rgba(138,180,248,.12)}

/* ---- LIGHTBOX ---- */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:120;display:flex;align-items:center;justify-content:center}
.lightbox[hidden]{display:none}
.lb-close{position:absolute;top:18px;right:22px;color:#fff;width:46px;height:46px;background:rgba(255,255,255,.1)}
.lb-content{max-width:92vw;max-height:90vh;display:flex;align-items:center;justify-content:center}
.lb-content img,.lb-content video{max-width:92vw;max-height:90vh;border-radius:6px}
.lb-content iframe{width:90vw;height:88vh;border:none;border-radius:6px;background:#fff}

/* ---- MODAL ---- */
.modal-back{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:110;display:flex;align-items:center;justify-content:center}
.modal-back[hidden]{display:none}
.modal{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);
  width:100%;max-width:440px;padding:26px 26px 22px}
.modal h2{margin:0 0 18px;font-size:20px;font-weight:500}
.modal input[type=text]{width:100%;background:#2a2b2c;border:1px solid var(--line2);border-radius:8px;
  padding:12px 14px;color:var(--text);font-size:15px;outline:none}
.modal input[type=text]:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(138,180,248,.2)}
.modal .tree{max-height:300px;overflow:auto;margin:6px 0 14px;border:1px solid var(--line);border-radius:8px;padding:6px}
.tree-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:7px;cursor:pointer;font-size:14px}
.tree-item:hover{background:var(--card-hover)}
.tree-item.sel{background:var(--card-sel)}
.tree-item svg{color:var(--dim2);flex:none}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}
.modal-actions button{border:none;border-radius:20px;padding:10px 22px;font-size:14px;font-weight:600}
.btn-ghost{background:none;color:var(--blue-strong)}
.btn-ghost:hover{background:rgba(138,180,248,.12)}
.btn-fill{background:var(--blue-strong);color:#062e6f}
.btn-fill:hover{filter:brightness(1.06)}
.btn-fill:disabled{opacity:.5}

/* ---- TOAST ---- */
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(20px);background:#2e2f31;
  color:#e8eaed;padding:13px 20px;border-radius:10px;box-shadow:var(--shadow);font-size:14px;z-index:130;
  opacity:0;transition:opacity .2s,transform .2s;display:flex;align-items:center;gap:16px}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast button{background:none;border:none;color:var(--blue-strong);font-weight:600;font-size:14px}

/* ---- RESPONSIVE ---- */
@media (max-width:900px){
  :root{--sidebar-w:0px}
  .menu-toggle{display:flex}
  .topbar-left{width:auto}
  .sidebar{position:fixed;top:var(--topbar-h);left:0;bottom:0;width:280px;z-index:50;
    background:var(--surface);transform:translateX(-100%);transition:transform .22s ease;box-shadow:var(--shadow)}
  #app.menu-open .sidebar{transform:translateX(0)}
  #app{grid-template-columns:0 1fr 0}
  #app.show-details{grid-template-columns:0 1fr 0}
  .details{position:fixed;top:var(--topbar-h);right:0;bottom:0;width:min(360px,90vw);z-index:50;border-left:1px solid var(--line)}
  .main{border-radius:0}
  .brand span{display:none}
}
@media (max-width:560px){
  .grid-folders{grid-template-columns:1fr 1fr}
  .grid-files{grid-template-columns:1fr 1fr}
  .filters{display:none}
}