:root{--bg:#f6f7f9;--surface:#fff;--surface-2:#eef2f4;--text:#182126;--muted:#68767d;--line:#dce3e6;--accent:#147d84;--accent-dark:#0e666c;--danger:#b42318;--shadow:0 14px 40px rgba(25,45,50,.09);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg)}button,input,select{font:inherit}.skip{position:fixed;top:-5rem;left:1rem;z-index:99;background:var(--text);color:#fff;padding:.8rem}.skip:focus{top:1rem}.topbar{height:72px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(1rem,4vw,3rem);position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}.brand{display:flex;align-items:center;gap:.75rem;color:var(--text);text-decoration:none;font-size:1.05rem}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--accent);color:#fff;font-weight:700}.brand strong{color:var(--accent)}.account{align-items:center;gap:1rem}.panel{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.auth-shell,.public-shell{min-height:calc(100vh - 132px);display:grid;place-items:center;padding:2rem 1rem}.auth-card,.public-card{width:min(100%,430px);padding:clamp(1.5rem,5vw,2.5rem)}h1,h2,p{margin-top:0}h1{font-size:clamp(1.75rem,4vw,2.4rem);letter-spacing:-.04em;margin-bottom:.5rem}h2{font-size:1.1rem}.eyebrow,.section-label{color:var(--accent);font-size:.74rem;font-weight:750;text-transform:uppercase;letter-spacing:.13em}.muted{color:var(--muted)}label{display:grid;gap:.45rem;margin:1rem 0;font-size:.86rem;font-weight:650}label small{color:var(--muted);font-weight:400}input,select{width:100%;border:1px solid #cbd5da;border-radius:10px;background:#fff;color:var(--text);padding:.78rem .9rem;outline:none}input:focus,select:focus,button:focus-visible,a:focus-visible{outline:3px solid rgba(20,125,132,.25);outline-offset:2px;border-color:var(--accent)}.button,.icon-button{border:0;border-radius:10px;padding:.7rem 1rem;cursor:pointer;font-weight:700}.button.primary{background:var(--accent);color:#fff}.button.primary:hover{background:var(--accent-dark)}.button.secondary{background:var(--surface-2);color:var(--text)}.button.ghost{background:transparent;color:var(--muted)}.icon-button{background:var(--surface);border:1px solid var(--line);padding:.65rem}.text-button{border:0;background:transparent;color:var(--accent);padding:.8rem 0;cursor:pointer}.message{min-height:1.3em;color:var(--danger);margin:.7rem 0 0}.notice{padding:.75rem;border-radius:10px;background:#edf7f6;color:#185c60;font-size:.86rem}.app-shell{min-height:calc(100vh - 132px);display:grid;grid-template-columns:250px 1fr}.sidebar{background:#f0f3f4;border-right:1px solid var(--line);padding:2rem 1rem}.sidebar .section-label{padding:0 .75rem}.space-link{width:100%;display:block;text-align:left;border:0;border-radius:10px;background:transparent;padding:.8rem;color:var(--text);cursor:pointer;margin:.2rem 0}.space-link:hover,.space-link.active{background:var(--surface);box-shadow:0 2px 8px rgba(20,40,45,.05)}.space-link small{display:block;color:var(--muted);margin-top:.2rem}.workspace{padding:clamp(1.2rem,4vw,3rem);min-width:0}.workspace-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-bottom:2rem}.actions{display:flex;gap:.55rem;flex-wrap:wrap}.breadcrumbs{display:flex;gap:.25rem;flex-wrap:wrap;margin-bottom:.65rem}.breadcrumbs button{border:0;background:transparent;color:var(--muted);cursor:pointer;padding:.25rem}.breadcrumbs button:not(:last-child)::after{content:"/";margin-left:.5rem;color:#a6b0b5}.file-header{display:flex;justify-content:space-between;color:var(--muted);font-size:.78rem;padding:.7rem .85rem;border-bottom:1px solid var(--line)}.file-list{display:grid}.file-row{display:grid;grid-template-columns:minmax(180px,1fr) 110px 150px auto;gap:1rem;align-items:center;border-bottom:1px solid var(--line);padding:.78rem .85rem;background:var(--surface)}.file-row:first-child{border-radius:12px 12px 0 0}.file-main{min-width:0;display:flex;gap:.75rem;align-items:center}.file-icon{width:38px;height:38px;border-radius:9px;display:grid;place-items:center;background:var(--surface-2);color:var(--accent);font-weight:700}.file-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:0;background:transparent;text-align:left;cursor:pointer;color:var(--text);padding:0}.file-meta{color:var(--muted);font-size:.82rem}.row-actions{display:flex;gap:.25rem}.row-actions button{border:0;background:transparent;color:var(--muted);cursor:pointer;padding:.45rem;border-radius:7px}.row-actions button:hover{background:var(--surface-2);color:var(--text)}.file-list.grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:1rem}.file-list.grid .file-row{display:block;border:1px solid var(--line);border-radius:13px;padding:1rem}.file-list.grid .file-main{display:block}.file-list.grid .file-icon{width:52px;height:52px;margin-bottom:1rem}.file-list.grid .file-meta{display:block;margin-top:.5rem}.file-list.grid .row-actions{margin-top:.75rem}.empty{text-align:center;padding:5rem 1rem;color:var(--muted)}.empty-icon{font-size:2.5rem;color:var(--accent)}.upload-queue:empty{display:none}.upload-item{margin-bottom:1rem;padding:.8rem;border:1px solid var(--line);background:#fff;border-radius:10px}.progress{height:6px;background:var(--surface-2);border-radius:99px;overflow:hidden;margin-top:.5rem}.progress span{display:block;height:100%;background:var(--accent)}dialog{border:0;border-radius:17px;padding:0;box-shadow:0 24px 80px rgba(15,30,34,.25);width:min(92vw,440px)}dialog::backdrop{background:rgba(20,30,34,.45);backdrop-filter:blur(2px)}.dialog-card{padding:1.5rem}.dialog-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:1.5rem}.preview-dialog{width:min(94vw,1050px);height:min(90vh,760px)}.preview-head{height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 1rem;border-bottom:1px solid var(--line)}.preview-content{height:calc(100% - 58px);display:grid;place-items:center;background:#eef1f2}.preview-content img,.preview-content video{max-width:100%;max-height:100%}.preview-content iframe{border:0;width:100%;height:100%}.preview-content audio{width:min(90%,600px)}.dropzone{border:2px dashed #a9bdc1;border-radius:14px;padding:2.5rem;text-align:center;color:var(--accent);cursor:pointer}.public-card{width:min(100%,720px)}footer{min-height:60px;display:flex;align-items:center;justify-content:center;gap:1.2rem;border-top:1px solid var(--line);color:var(--muted);font-size:.78rem}footer a{color:inherit}.grid-only{display:none}@media(max-width:760px){.app-shell{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid var(--line);padding:.7rem;overflow:auto}.sidebar .section-label{display:none}#spaces{display:flex;gap:.4rem}.space-link{width:auto;min-width:150px}.workspace-head{display:block}.actions{margin-top:1rem}.file-header{display:none}.file-row{grid-template-columns:minmax(140px,1fr) auto;padding:.8rem .3rem}.file-row>.file-meta:nth-of-type(2){display:none}.row-actions{grid-column:1/-1}.account span{display:none}}@media(prefers-reduced-motion:no-preference){.button,.file-row,.space-link{transition:background .15s,box-shadow .15s,transform .15s}.file-row:hover{transform:translateY(-1px)}}@media(prefers-contrast:more){:root{--line:#76858b;--muted:#435158}.button.primary{outline:2px solid #064d51}}