:root{--bg:#f5f7fc;--paper:#fff;--text:#18233a;--muted:#74809a;--border:#e4e9f3;--primary:#4268e8;--accent:#668aff;--side:#fff;--hover:#edf3ff;--shadow:0 18px 48px rgba(43,66,119,.07);font-family:Inter,"Segoe UI",Arial,sans-serif}
:root[data-theme=dark]{--bg:#11192b;--paper:#1b2740;--text:#f1f5ff;--muted:#a9b7d0;--border:#34435f;--primary:#7295ff;--accent:#9bb4ff;--side:#182239;--hover:#263a60}
body{font-size:14px}
button:focus-visible,input:focus-visible,select:focus-visible,[role=button]:focus-visible{outline:3px solid #91adff;outline-offset:2px}
.icon{display:inline-block;width:20px;height:20px;flex:none;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.icon circle[r="1"],.icon circle[r="1.5"]{fill:currentColor;stroke:none}
.brand{gap:11px;font-size:20px;letter-spacing:-.6px;margin:0 10px 34px}
.brand-logo{width:40px;height:40px;border-radius:13px;box-shadow:0 8px 18px #4268e830;background:none;object-fit:cover}
.brand.large{margin:0 0 56px;font-size:24px}
.brand.large .brand-logo{width:49px;height:49px;border-radius:15px}
.sidebar{width:266px;flex-basis:266px;padding:27px 16px 20px}
.new-btn{margin:0 5px 32px;background:linear-gradient(135deg,#4e76ef,#385ddd);color:#fff;border:0;box-shadow:0 10px 20px #446be036;justify-content:flex-start;padding:14px 18px}
.new-btn:hover{background:linear-gradient(135deg,#6188ff,#4369e9);color:#fff}
.new-btn .icon{width:18px;height:18px}
.new-btn .chevron{margin-left:auto;color:#e3eaff;width:16px;height:16px}
.sidebar-caption{padding:0 14px;letter-spacing:1.4px}
.side-nav{gap:5px}
.nav-link{padding:13px 14px;border-radius:12px;gap:13px;transition:background .16s,color .16s;font-size:13px}
.nav-link.active{background:var(--hover);box-shadow:inset 3px 0 var(--primary);font-weight:700}
.nav-icon{width:20px;height:20px}
.sidebar-bottom{padding:0 8px}
.storage-label{font-size:12px}
.progress-track{height:7px;margin:13px 0 9px}
.avatar,.top-avatar{background:linear-gradient(135deg,#dfe8ff,#c8d9ff);color:#3655ae;border-radius:12px}
.profile{border-radius:11px;padding:7px 4px}
.profile:hover{background:var(--hover)}
.profile>.icon{width:18px;height:18px;color:var(--muted)}
.topbar{height:79px;padding:0 44px;background:color-mix(in srgb,var(--paper) 96%,var(--bg));}
.search-field{max-width:620px}
.search-field input{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:13px 80px 13px 46px}
.search-icon{position:absolute;left:15px;top:13px;width:19px;height:19px;color:var(--muted)}
.search-field kbd{top:11px}
.top-actions{gap:8px}
.icon-btn{width:39px;height:39px;display:inline-flex;align-items:center;justify-content:center}
.icon-btn .icon{width:19px;height:19px}
.main{padding:42px 44px 70px}
.heading-row{margin-bottom:22px}
.heading-row h1{font-size:32px;letter-spacing:-1.3px;margin-bottom:8px}
.subtitle{font-size:13px}
.breadcrumbs{align-items:center;gap:7px;margin-bottom:12px}
.crumb{border-radius:6px;padding:3px 5px;margin:-3px -5px}
.crumb:hover,.crumb.drop-target{background:var(--hover)}
.primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:11px;box-shadow:0 7px 17px #4268e82c}
.primary .icon,.ghost .icon{width:17px;height:17px}
.workspace-hint{display:flex;align-items:center;gap:10px;background:linear-gradient(100deg,#eaf1ff,#f5f8ff);color:#506899;border:1px solid #dce8ff;border-radius:12px;padding:12px 16px;margin-bottom:25px;font-size:12px}
:root[data-theme=dark] .workspace-hint{background:#223659;color:#b9cdff;border-color:#36517e}
.workspace-hint .icon{width:18px;height:18px;color:var(--primary)}
.toolbar{margin-bottom:17px;min-height:42px}
.count-chip{font-weight:700;color:var(--text)}
.select-small{color:var(--text);background:var(--paper);border-radius:10px;padding:9px 13px}
.segmented{border-radius:10px}
.segmented button{display:inline-flex;align-items:center;justify-content:center;width:40px;height:39px;padding:0}
.segmented .icon{width:18px;height:18px}
.tool-icon.reversed .icon{transform:rotate(180deg)}
.file-grid{grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:16px}
.file-card{height:176px;border-radius:16px;padding:17px;box-shadow:0 5px 18px rgba(45,67,116,.025)}
.file-card:hover,.file-row:hover{border-color:#9fbbff;background:var(--paper);box-shadow:0 12px 28px rgba(48,77,143,.11)}
.file-card.dragging,.file-row.dragging{opacity:.45}
.file-card.drop-target,.file-row.drop-target{border:2px solid var(--primary);background:var(--hover);box-shadow:0 0 0 4px #668aff25}
.file-icon{width:56px;height:56px;border-radius:14px}
.file-icon .icon{width:29px;height:29px;stroke-width:1.65}
.file-icon.folder{background:#fff1d9;color:#d59b2c}
.file-icon.pdf{background:#ffe9eb;color:#dd5767}
.file-icon.image{background:#e5f1ff;color:#5585da}
.file-icon.video{background:#f1e9ff;color:#9263d3}
.file-icon.sheet{background:#e2f7ed;color:#37986d}
.file-icon.doc{background:#e7edff;color:#5577d7}
.file-title{font-size:13px}
.file-meta{font-size:11px}
.dots{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px}
.dots .icon{width:19px;height:19px}
.file-grid.list-mode{border-radius:15px}
.file-row{padding:13px 18px}
.file-row .file-icon .icon{width:22px;height:22px}
.empty{padding:65px 20px 45px}
.empty-illustration{background:linear-gradient(145deg,#e9f0ff,#dce8ff);color:#6587dd}
.empty-illustration .icon{width:53px;height:53px;stroke-width:1.4}
.drop-zone{background:#355bdded;border:3px dashed #ffffffc9;backdrop-filter:blur(12px)}
.drop-icon{width:80px;height:80px;stroke-width:1.2}
.ghost{display:inline-flex;align-items:center;justify-content:center;gap:7px}
.context-menu{border-radius:14px;padding:7px;box-shadow:0 20px 60px #1c2e5340}
.context-menu button{display:flex;align-items:center;gap:11px;font-size:13px;padding:10px 12px}
.context-menu button .icon{width:17px;height:17px;color:var(--muted)}
.context-menu button.danger .icon{color:inherit}
.modal{border-radius:19px}
.modal-head{padding:19px 23px}
.data-row a.ghost{min-width:39px;height:37px}
.stat{border-radius:16px;box-shadow:0 6px 20px #22365d08}
.stat small{display:flex;align-items:center;gap:8px}
.stat .icon{width:18px;height:18px;color:var(--primary)}
.stat b{font-size:27px}
.admin-card{border-radius:16px}
.toast .icon{width:19px;height:19px;color:#39a779}
.toast.error .icon{color:#e45d68}
.login-screen{background:var(--paper)}
.login-card{width:min(430px,calc(100% - 36px))}
.login-hero{font-size:39px;letter-spacing:-1.6px}
.login-card input{border-color:var(--border);background:var(--bg)}
.login-decoration{position:relative;overflow:hidden;background:linear-gradient(145deg,#142d74,#4269e3 68%,#7999f8)}
.login-decoration:before,.login-decoration:after{content:"";position:absolute;border:1px solid #ffffff24;border-radius:50%;width:650px;height:650px;top:-290px;right:-250px}
.login-decoration:after{width:470px;height:470px;top:auto;right:auto;left:-250px;bottom:-260px}
.login-glow{position:absolute;width:380px;height:380px;border-radius:50%;background:#ffffff1a;filter:blur(45px)}
.cloud-illustration{position:relative;width:132px;height:132px;border-radius:32px;box-shadow:0 25px 55px #13296588;filter:none;margin-bottom:20px}
.login-decoration h2,.login-decoration p{position:relative}
.login-decoration h2{font-size:33px;letter-spacing:-.8px}
@media(min-width:741px){.mobile-close,.nav-toggle{display:none}}
@media(max-width:1100px){.main{padding:32px 27px}.topbar{padding:0 27px}}
@media(max-width:740px){.sidebar{width:266px}.mobile-close,.nav-toggle{display:inline-flex}.topbar{height:68px;padding:0 14px}.search-field input{padding-left:37px}.search-icon{left:10px;top:12px}.main{padding:25px 16px 55px}.heading-row h1{font-size:26px}.workspace-hint{font-size:11px;padding:11px;margin-bottom:20px}.heading-upload{font-size:12px}.heading-upload .icon{width:15px;height:15px}.toolbar{align-items:flex-start}.file-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.file-card{height:155px;padding:12px}.file-icon{width:47px;height:47px}.file-icon .icon{width:24px;height:24px}.login-card{padding:35px 0}.login-decoration{display:none}}
.admin-tabs{display:flex;gap:8px;flex-wrap:wrap;padding:6px;background:var(--paper);border:1px solid var(--border);border-radius:14px;width:fit-content;max-width:100%}.admin-tab{border:0;background:transparent;color:var(--muted);padding:11px 18px;border-radius:10px;font-weight:650}.admin-tab:hover{background:var(--hover);color:var(--primary)}.admin-tab.active{background:var(--primary);color:#fff}.admin-page{min-width:0}.admin-page-title{font-size:18px;margin:6px 0 20px}.admin-page .admin-card{max-width:100%}.admin-page .section-head .form-inline{align-items:center;flex-wrap:wrap}.admin-page .section-head .form-input{margin:0;min-width:220px}.admin-page .users-table td:last-child{white-space:nowrap}.admin-page .users-table .ghost{padding:7px 10px}@media(max-width:740px){.admin-tabs{width:100%;display:grid;grid-template-columns:repeat(2,1fr)}.admin-tab{padding:10px}.admin-page .section-head{align-items:stretch}.admin-page .section-head .form-inline{width:100%}.admin-page .section-head .form-input{flex:1;min-width:150px}}
.bulk-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:12px 0;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:var(--paper)}
.bulk-actions.hidden{display:none}
.bulk-actions #selectedCount{font-weight:600;margin-right:8px}
#items .file-card.selected{border-color:var(--primary);background:var(--hover);box-shadow:0 0 0 1px var(--primary)}
#items .file-row.selected,#items .file-row.selected:hover{background:var(--hover);box-shadow:inset 3px 0 var(--primary)}
.file-row .card-top{display:contents}
.file-row .select-toggle{order:0}
.file-row .file-icon{order:1;flex:none}
.file-row .file-title{order:2}
.file-row .file-meta{order:3}
.file-card .card-top .file-icon{order:0}
.file-card .card-top .select-toggle{order:1}
.file-card .card-top .dots{order:2}
.select-toggle{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;padding:0;border:1.5px solid var(--muted);border-radius:6px;background:transparent;color:transparent;cursor:pointer;flex:none;font-size:14px;font-weight:800;line-height:1}
.select-toggle:hover{border-color:var(--primary);background:var(--hover)}
.selected .select-toggle{background:var(--primary);border-color:var(--primary);color:white}
.file-row .select-toggle{margin-right:-6px}
.file-card .card-top{gap:8px}
.file-card .card-top .select-toggle{margin-left:auto}

/* Roomy preview shared with the public download page. */
.modal.preview-modal{width:100%;height:calc(100vh - 40px);height:calc(100dvh - 40px);max-height:none;border:1px solid var(--border)}
.preview-modal .modal-head{padding:12px 20px;flex-shrink:0}
.preview-modal .modal-head h2{min-width:0;flex:1}
.preview-modal .modal-head .icon-btn{flex-shrink:0}
body:has(.modal-overlay:not(.hidden)){overflow:hidden}
.public-page{min-height:100vh;min-height:100dvh}
.public-topbar{height:79px;padding:0 32px;display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--paper);border-bottom:1px solid var(--border)}
.public-topbar .brand{margin:0;text-decoration:none;color:var(--text)}
.public-file{margin:24px;overflow:hidden;border:1px solid var(--border);border-radius:18px;background:var(--paper);box-shadow:var(--shadow)}
.public-file-head{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px 24px;border-bottom:1px solid var(--border)}
.public-file-info{min-width:0}
.public-file-head h1{font-size:20px;line-height:1.4;margin:6px 0 0;overflow-wrap:anywhere}
.public-file-head .primary{flex-shrink:0;text-decoration:none}
.public-preview{display:flex;align-items:center;justify-content:center;background:var(--bg);height:calc(100vh - 240px);height:calc(100dvh - 240px);min-height:320px;overflow:auto}
.public-preview iframe,.public-preview video{width:100%;height:100%;border:0}
.public-preview .preview-image{display:block;max-width:100%;max-height:100%;object-fit:contain}
.public-preview audio{width:min(640px,90%)}
.public-preview>p{padding:24px;color:var(--muted);text-align:center;line-height:1.6}
@media(max-width:740px){
 .modal.preview-modal{height:calc(100vh - 18px);height:calc(100dvh - 18px);border-radius:12px}
 .preview-modal .modal-head{padding:8px 12px;gap:8px}
 .public-topbar{height:68px;padding:0 16px}
 .public-topbar .brand{font-size:18px;gap:8px}
 .public-file{margin:12px;border-radius:12px}
 .public-file-head{padding:16px;gap:16px;align-items:stretch;flex-direction:column}
 .public-file-head h1{font-size:18px}
 .public-preview{height:calc(100dvh - 280px)}
}

.public-folder{width:100%}
.public-folder .heading-row>div{min-width:0}
.public-folder h1,.public-folder .breadcrumbs{overflow-wrap:anywhere}
.public-folder .breadcrumbs{flex-wrap:wrap}
.public-folder a{text-decoration:none}
.public-back{flex-shrink:0;white-space:nowrap}
.public-entry{color:var(--text)}
.public-entry:focus-visible{outline:3px solid var(--primary);outline-offset:3px}
.public-folder-grid .empty{grid-column:1/-1}
.public-folder-grid .empty-illustration .icon{width:48px;height:48px}
@media(max-width:740px){.public-folder .heading-row{align-items:flex-start;flex-direction:column}}

.public-file-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.public-file-actions .public-back{text-decoration:none}
@media(max-width:740px){.public-file-actions{flex-wrap:wrap}.public-file-actions .primary{flex:1}}

.touch-hint{display:none}
@media(pointer:coarse){.pointer-hint{display:none}.touch-hint{display:inline}}
.upload-entry-title,.upload-controls{display:flex;justify-content:space-between;gap:8px;align-items:center}
.upload-entry-title b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}
.upload-entry-title small{flex-shrink:0}.upload-controls{margin-top:6px;justify-content:flex-end}
.upload-controls button{font-size:12px;padding:4px 8px}
#folderPicker{max-height:45vh;overflow:auto}#folderPicker button{display:block;text-align:left;width:100%;overflow-wrap:anywhere}
.modal-body audio{width:100%;margin:auto}
:focus-visible{outline:3px solid var(--primary);outline-offset:3px}