:root{color-scheme:light;--bg:#f7f9fd;--paper:#fff;--text:#1b2435;--muted:#8690a3;--border:#e9edf4;--primary:#3c63df;--accent:#587bfb;--side:#fff;--hover:#f0f4ff;--shadow:0 9px 35px rgba(30,50,90,.055);--radius:16px;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
:root[data-theme=dark]{color-scheme:dark;--bg:#111725;--paper:#1a2233;--text:#eaf0fb;--muted:#9da9c0;--border:#303b50;--primary:#6387ff;--accent:#86a3ff;--side:#171e2d;--hover:#273551;--shadow:0 12px 40px rgba(0,0,0,.15)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:14px}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}a{color:var(--primary)}.hidden{display:none!important}.muted{color:var(--muted)}.app{display:flex;min-height:100vh}.sidebar{width:254px;flex:0 0 254px;background:var(--side);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:29px 15px 17px;min-height:100vh;position:sticky;top:0;height:100vh;z-index:15}.brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:800;letter-spacing:-.85px;margin:0 12px 36px}.brand-accent{color:var(--primary)}.brand-logo{background:linear-gradient(145deg,#3863e9,#879dff);box-shadow:0 5px 14px #5276ef48;border-radius:12px;width:38px;height:38px;display:grid;place-items:center;color:#fff;font-size:27px}.new-btn{border:1px solid var(--border);background:var(--paper);padding:13px 20px;border-radius:13px;color:var(--text);display:flex;align-items:center;gap:13px;font-weight:650;box-shadow:var(--shadow);margin:0 9px 31px}.new-btn:hover,.file-card:hover,.file-row:hover{border-color:#c8d7ff;background:var(--hover)}.plus{font-size:24px;color:var(--primary);line-height:20px}.chevron{margin-left:auto;color:var(--muted)}.sidebar-caption{font-size:10px;color:var(--muted);font-weight:750;letter-spacing:1.1px;padding:0 20px;margin:0 0 11px}.side-nav{display:flex;flex-direction:column;gap:5px}.nav-link{border:0;border-radius:10px;background:none;color:var(--muted);display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:13px 17px;font-weight:600}.nav-link:hover{color:var(--primary);background:var(--hover)}.nav-link.active{background:var(--hover);color:var(--primary)}.nav-icon{font-size:21px;font-weight:500;width:23px;display:block;text-align:center}.sidebar-bottom{margin-top:auto;padding:0 10px}.storage-label{display:flex;justify-content:space-between;font-weight:650;font-size:12px}.storage-label span:last-child{color:var(--primary)}.progress-track{height:6px;border-radius:30px;background:var(--border);margin:11px 0 8px;overflow:hidden}.progress-track span{height:100%;width:0;display:block;border-radius:30px;background:linear-gradient(90deg,#426ce8,#90a5ff);transition:width .2s}.storage-meta{color:var(--muted);font-size:11px}.sidebar-divider{border-top:1px solid var(--border);margin:22px 0 16px}.profile{display:flex;align-items:center;gap:9px;width:100%;border:0;color:var(--text);background:none;text-align:left;padding:3px}.avatar,.top-avatar{width:37px;height:37px;border-radius:12px;background:#e5edff;color:#3e61b4;display:grid;place-items:center;font-weight:800;flex-shrink:0}.profile-info{display:flex;flex-direction:column;min-width:0;flex:1;gap:2px}.profile-info b,.profile-info small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.profile-info b{font-size:12px}.profile-info small{font-size:11px;color:var(--muted)}.content-shell{flex:1;min-width:0}.topbar{height:85px;display:flex;align-items:center;padding:0 44px;gap:20px;background:var(--paper);border-bottom:1px solid var(--border)}.search-field{position:relative;max-width:560px;flex:1}.search-field input{background:var(--bg);border:1px solid transparent;border-radius:13px;padding:14px 80px 14px 48px;width:100%;outline:0;color:var(--text)}.search-field input:focus{border-color:#8fa9ff}.search-icon{font-size:27px;line-height:1;position:absolute;left:15px;top:8px;color:var(--muted)}.search-field kbd{position:absolute;right:13px;top:12px;color:var(--muted);border:1px solid var(--border);border-radius:5px;padding:2px 6px;background:var(--paper);font-size:10px}.top-actions{margin-left:auto;display:flex;align-items:center;gap:15px}.icon-btn{width:37px;height:37px;display:grid;place-items:center;border:0;background:transparent;color:var(--muted);font-size:21px;border-radius:10px}.icon-btn:hover{background:var(--hover);color:var(--primary)}.top-avatar{border:0;cursor:pointer}.main{padding:38px 44px 70px;max-width:1700px;margin:auto}.heading-row{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:32px}.heading-row h1{font-size:29px;letter-spacing:-1.1px;margin:0 0 8px;font-weight:760}.subtitle{color:var(--muted);font-size:13px;margin:0}.breadcrumbs{display:flex;gap:5px;font-size:12px;color:var(--muted);margin-bottom:9px;min-height:0}.breadcrumbs:empty{display:none}.crumb{border:0;background:none;color:var(--primary);padding:0}.primary{background:var(--primary);border:1px solid var(--primary);border-radius:11px;padding:12px 21px;color:white;font-weight:650;box-shadow:0 5px 14px #4069db27}.primary:hover{filter:brightness(1.09)}.heading-upload{white-space:nowrap}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}.toolbar-left,.toolbar-right{display:flex;align-items:center;gap:11px}.count-chip{font-size:12px;color:var(--muted);padding-right:8px}.select-small{color:var(--muted);border:1px solid var(--border);border-radius:9px;background:var(--paper);padding:10px;max-width:180px;outline:none}.segmented{display:flex;background:var(--paper);border:1px solid var(--border);border-radius:10px;overflow:hidden}.segmented button{border:0;background:none;color:var(--muted);font-size:19px;padding:6px 12px}.segmented button.active{background:var(--hover);color:var(--primary)}.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:17px}.file-card{border:1px solid var(--border);border-radius:15px;background:var(--paper);height:174px;display:flex;flex-direction:column;padding:16px;cursor:pointer;position:relative;transition:border .14s,background .14s,transform .14s;min-width:0}.file-card:hover{transform:translateY(-2px)}.card-top{display:flex;align-items:flex-start;justify-content:space-between}.file-icon{border-radius:12px;width:57px;height:57px;display:grid;place-items:center;font-size:28px;font-weight:650}.file-icon.folder{background:#fff3db;color:#e5ae4a}.file-icon.pdf{background:#ffeded;color:#e75864}.file-icon.image{background:#eaf3ff;color:#6689f1}.file-icon.video{background:#f5eaff;color:#9765da}.file-icon.sheet{background:#e3f8ed;color:#3fa777}.file-icon.doc{background:#e9efff;color:#5c80e7}.file-icon.other{background:#edf0f6;color:#8590a2}.dots{font-size:20px;width:28px;height:27px;line-height:20px;border:0;border-radius:7px;color:var(--muted);background:transparent}.dots:hover{background:var(--border);color:var(--text)}.file-title{font-weight:650;margin-top:auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block;max-width:100%}.file-meta{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:11px;margin-top:7px}.file-grid.list-mode{display:flex;flex-direction:column;gap:0;background:var(--paper);border:1px solid var(--border);border-radius:14px;overflow:hidden}.file-row{border-bottom:1px solid var(--border);display:flex;align-items:center;gap:15px;padding:12px 17px;cursor:pointer;min-width:0}.file-row:last-child{border:0}.file-row .file-icon{width:39px;height:39px;font-size:21px;border-radius:9px}.file-row .file-title{margin:0;flex:1}.file-row .file-meta{margin:0;min-width:140px;justify-content:flex-start}.file-row .dots{order:5}.empty{text-align:center;padding:85px 20px 45px}.empty-illustration{width:100px;height:100px;display:grid;place-items:center;background:#eef2ff;color:#91a6ee;font-size:58px;border-radius:28px;margin:0 auto 22px}.empty h3{font-size:19px;margin:0 0 8px}.empty p{color:var(--muted);margin:0 auto 22px;max-width:320px;line-height:1.5}.drop-zone{position:fixed;z-index:60;inset:15px;background:#557debef;border:4px dashed #fff9;border-radius:24px;color:white;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:18px;font-size:20px;pointer-events:none}.drop-zone span{font-size:14px}.drop-icon{font-size:90px}.pagination{display:flex;justify-content:center;align-items:center;gap:25px;margin:28px}.ghost{border:1px solid var(--border);border-radius:9px;padding:9px 13px;color:var(--text);background:var(--paper)}.ghost:hover{background:var(--hover)}.context-menu{position:fixed;min-width:205px;z-index:80;padding:7px;background:var(--paper);border:1px solid var(--border);box-shadow:0 20px 55px #111a2c24;border-radius:12px}.context-menu button{display:block;width:100%;text-align:left;padding:10px 12px;background:none;border:0;border-radius:7px;color:var(--text)}.context-menu button:hover{background:var(--hover)}.context-menu button.danger{color:#e14e5c}.context-divider{border-top:1px solid var(--border);margin:6px 1px}.modal-overlay{position:fixed;z-index:90;inset:0;background:#101b36a3;display:grid;place-items:center;padding:20px}.modal{background:var(--paper);color:var(--text);width:min(570px,100%);max-height:min(90vh,900px);overflow:hidden;display:flex;flex-direction:column;border-radius:18px;box-shadow:0 30px 100px #0003}.modal.preview-modal{width:min(960px,100%);height:min(90vh,800px)}.modal-head{padding:20px 23px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:15px}.modal-head h2{font-size:17px;font-weight:750;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.modal-body{padding:22px 23px;overflow-y:auto}.modal.preview-modal .modal-body{padding:0;flex:1;min-height:0;display:flex;align-items:stretch;justify-content:center;background:var(--bg)}.modal.preview-modal iframe,.modal.preview-modal video{width:100%;height:100%;border:0}.modal.preview-modal img{max-width:100%;max-height:100%;object-fit:contain;margin:auto}.modal.preview-modal pre{width:100%;overflow:auto;padding:20px;margin:0;white-space:pre-wrap;overflow-wrap:anywhere}.form-label{display:block;font-weight:650;margin:0 0 9px;font-size:12px}.form-input{width:100%;padding:12px 13px;border:1px solid var(--border);border-radius:10px;outline:0;color:var(--text);background:var(--bg);margin-bottom:18px}.form-input:focus{border-color:var(--primary)}.modal-actions{display:flex;justify-content:flex-end;gap:10px}.secondary{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:12px 17px;border-radius:9px}.data-list{display:flex;flex-direction:column;gap:11px}.data-row{display:flex;justify-content:space-between;align-items:center;gap:12px;border:1px solid var(--border);padding:11px 13px;border-radius:10px}.data-row small{color:var(--muted);display:block;margin-top:4px}.data-row button{flex-shrink:0}.form-inline{display:flex;gap:9px}.form-inline .form-input{margin-bottom:0}.form-inline select{min-width:105px}.toast-stack{position:fixed;bottom:20px;right:20px;z-index:120;display:flex;flex-direction:column;gap:9px;width:min(390px,calc(100% - 30px))}.toast{border-radius:11px;background:var(--paper);box-shadow:0 12px 40px #1113;border:1px solid var(--border);padding:14px 17px;line-height:1.5;display:flex;gap:10px;align-items:center}.toast.error{border-left:3px solid #e45d68}.toast.success{border-left:3px solid #59bb8b}.upload-panel{position:fixed;bottom:20px;right:22px;z-index:105;width:min(355px,calc(100% - 30px));border:1px solid var(--border);border-radius:14px;background:var(--paper);box-shadow:0 14px 55px #1112;overflow:hidden}.upload-head{padding:13px 17px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border)}.upload-entry{padding:12px 17px;border-bottom:1px solid var(--border)}.upload-entry:last-child{border:0}.upload-entry .bar{background:var(--border);height:5px;border-radius:4px;margin-top:10px;overflow:hidden}.upload-entry .bar span{height:100%;background:var(--primary);display:block}.upload-entry small{color:var(--muted)}.login-screen{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:var(--paper)}.login-card{align-self:center;justify-self:center;width:min(410px,calc(100% - 36px));padding:36px 0}.brand.large{font-size:26px;margin:0 0 58px}.login-hero{font-size:36px;line-height:1.17;letter-spacing:-1.2px;font-weight:800;margin-bottom:12px}.login-hero span{color:var(--primary)}.login-card .muted{line-height:1.6;margin-bottom:33px}.login-card label{display:block;font-weight:650;font-size:12px;margin:0 0 20px}.login-card input{display:block;background:var(--bg);border:1px solid var(--border);border-radius:10px;padding:14px;margin-top:9px;width:100%;color:var(--text);outline:0}.login-card input:focus{border-color:var(--primary)}.wide{width:100%;display:flex;align-items:center;justify-content:space-between;padding:15px 19px}.error-text{color:#e04d60;min-height:20px;font-size:12px}.login-foot{color:var(--muted);font-size:11px;margin-top:40px}.login-decoration{background:linear-gradient(145deg,#243c84,#5279ed);color:#fff;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:40px}.cloud-illustration{font-size:150px;opacity:.9;filter:drop-shadow(0 20px 20px #10225e44)}.login-decoration h2{font-size:31px;line-height:1.35;margin:4px 0}.login-decoration p{color:#d4dcff;max-width:320px;line-height:1.6}.admin-pane{display:flex;flex-direction:column;gap:23px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.stat{background:var(--paper);border:1px solid var(--border);border-radius:14px;padding:22px}.stat b{display:block;font-size:26px;margin:11px 0 3px}.stat small{color:var(--muted)}.admin-card{background:var(--paper);border:1px solid var(--border);border-radius:14px;overflow:hidden}.section-head{padding:20px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:16px}.section-head h2{font-size:17px;margin:0}.section-head span{font-size:12px}.table-wrap{overflow-x:auto}.users-table{width:100%;border-collapse:collapse;text-align:left;font-size:12px}.users-table th{font-weight:700;color:var(--muted);background:var(--bg)}.users-table th,.users-table td{padding:14px 19px;border-bottom:1px solid var(--border);white-space:nowrap}.users-table tr:last-child td{border-bottom:0}.pill{background:var(--hover);color:var(--primary);padding:5px 9px;border-radius:30px;font-weight:650;font-size:11px}.pill.off{background:#f9eaea;color:#d7585f}.mobile-close,.nav-toggle{display:none}
@media(max-width:1100px){.main{padding:29px 27px}.topbar{padding:0 27px}.file-grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}.stat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:740px){.sidebar{position:fixed;left:0;top:0;bottom:0;transform:translateX(-100%);transition:transform .2s;box-shadow:0 0 70px #0001}.sidebar.open{transform:none}.mobile-close,.nav-toggle{display:grid}.mobile-close{margin-left:auto}.topbar{height:70px;padding:0 14px;gap:8px}.top-actions{gap:2px}.search-field input{padding:12px 10px 12px 35px}.search-field kbd{display:none}.search-icon{left:9px;top:7px}.main{padding:25px 17px}.heading-row h1{font-size:24px}.heading-upload{padding:10px 11px;font-size:12px}.toolbar{align-items:flex-start;flex-wrap:wrap}.toolbar-left,.toolbar-right{gap:6px}.file-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.file-card{height:155px;padding:12px}.file-row .file-meta{min-width:0}.file-row .file-meta span:last-child{display:none}.file-icon{width:50px;height:50px}.count-chip{font-size:11px}.select-small{padding:8px;font-size:12px}.login-screen{grid-template-columns:1fr}.login-decoration{display:none}.login-card{padding:35px 0}.brand.large{margin-bottom:46px}.login-hero{font-size:31px}.section-head{flex-wrap:wrap}.stat-grid{gap:9px}.stat{padding:14px}.stat b{font-size:20px}.modal-overlay{padding:9px}.modal{max-height:96vh}.modal.preview-modal{height:93vh}}
.upload-panel{max-height:min(520px,calc(100dvh - 40px));display:flex;flex-direction:column}.upload-head{flex-shrink:0}#uploadList{min-height:0;overflow-y:auto;overscroll-behavior:contain}
 .preview-loading{margin:auto;padding:24px;color:var(--muted);text-align:center}