:root{--bg: #FBFAF7;--ink: #17130E;--muted: #6c6458;--faint: #9a9082;--line: #ece6dc;--card: #ffffff;--coral: #FF8A5B;--rose: #FF6FA5;--peri: #7C7CFF;--accent: #E8553F;--danger: #d64545;--disp: "Fraunces", Georgia, "Times New Roman", serif;--sans: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--grad: linear-gradient(100deg, var(--coral), var(--rose) 42%, var(--peri) 82%)}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:15.5px;line-height:1.5;-webkit-font-smoothing:antialiased}#app{height:100%}.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}.mark{width:20px;height:20px;border-radius:7px;background:var(--grad);display:inline-block;flex:none}.landing{display:grid;place-items:center;height:100vh;padding:24px;position:relative;overflow:hidden}.landing:before,.landing:after{content:"";position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none}.landing:before{width:70vw;height:70vw;left:-15vw;top:-25vw;background:radial-gradient(circle at 40% 40%,var(--coral),transparent 62%)}.landing:after{width:60vw;height:60vw;right:-18vw;top:-10vw;background:radial-gradient(circle at 60% 40%,var(--peri),transparent 62%)}.landing-card{background:var(--card);border:1px solid var(--line);border-radius:26px;padding:56px 48px;max-width:480px;text-align:center;position:relative;z-index:1;box-shadow:0 50px 90px -46px #17130e59}.landing-card .logo{display:flex;align-items:center;justify-content:center;gap:11px;font-weight:700;font-size:19px;letter-spacing:-.02em;margin-bottom:26px}.landing-card h1{font-family:var(--disp);font-weight:400;font-size:clamp(38px,6vw,54px);line-height:1.05;letter-spacing:-.025em;margin:0 0 18px;text-wrap:balance}.tagline{color:var(--muted);margin:0 0 32px;font-size:17px}.fineprint{color:var(--faint);font-size:12.5px;margin-top:22px}.btn{display:inline-block;font-family:var(--sans);font-weight:600;font-size:14.5px;border-radius:999px;padding:10px 22px;cursor:pointer;text-decoration:none;background:transparent;color:var(--ink);border:1px solid var(--ink);transition:transform .2s,box-shadow .2s,background .2s,color 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22px}.tree{display:flex;flex-direction:column}.tree-item{background:none;border:none;color:var(--ink);text-align:left;font-family:var(--sans);padding:9px 12px;border-radius:12px;font-size:14.5px;font-weight:500;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:background .15s}.tree-item:hover{background:var(--line)}.tree-item.active{background:var(--ink);color:var(--bg)}.tree-sep{border-top:1px solid var(--line);margin:14px 10px}.main{flex:1;display:flex;flex-direction:column;min-width:0}.toolbar{display:flex;align-items:center;gap:10px;padding:16px 26px;border-bottom:1px solid var(--line);background:var(--bg)}.crumbs{font-family:var(--disp);font-weight:400;font-size:22px;letter-spacing:-.02em;margin-right:auto;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search{background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:999px;padding:8px 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9px;cursor:pointer;font-size:14px;color:var(--ink);text-decoration:none;transition:.15s}.iconbtn:hover{border-color:var(--line);background:var(--bg)}.iconbtn.danger:hover{border-color:var(--danger);color:var(--danger)}.badge{background:var(--bg);border:1px solid var(--line);border-radius:999px;font-size:12.5px;font-weight:600;padding:3px 12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:140px}.badge.subtle{border:none;background:none}.empty{color:var(--faint);text-align:center;padding:70px 0;font-size:16px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#17130e59;display:grid;place-items:center;z-index:50}.modal{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:28px 30px;width:min(500px,92vw);max-height:80vh;overflow-y:auto;box-shadow:0 50px 90px -46px #17130e73}.modal h3{font-family:var(--disp);font-weight:400;font-size:24px;letter-spacing:-.02em;margin:0 0 18px}.grant-list{display:flex;flex-direction:column;gap:8px;margin-bottom:18px}.grant-row{display:flex;align-items:center;gap:10px}.grant-row .who{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}.role-select{background:var(--bg);color:var(--ink);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:13px;font-family:var(--sans);font-weight:600}.share-add{display:flex;gap:8px}.share-input{flex:1;background:var(--bg);color:var(--ink);border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:14px;font-family:var(--sans)}.share-input:focus{outline:none;border-color:var(--peri)}.move-list{max-height:300px;overflow-y:auto}#toast{position:fixed;bottom:26px;left:50%;transform:translate(-50%) translateY(90px);background:var(--ink);color:var(--bg);font-weight:600;font-size:14px;padding:11px 24px;border-radius:999px;transition:transform .25s;z-index:90;box-shadow:0 16px 36px -12px #17130e80}#toast.show{transform:translate(-50%) translateY(0)}#toast.error{background:var(--danger);color:#fff}.upload-note{position:fixed;bottom:80px;left:50%;transform:translate(-50%);background:var(--grad);color:#fff;font-weight:600;padding:9px 20px;border-radius:999px;z-index:91;font-size:13.5px;box-shadow:0 16px 36px -12px #17130e66}@media (max-width: 760px){.sidebar{display:none}.filerow{grid-template-columns:1fr 80px 130px}.filerow :nth-child(2),.filerow :nth-child(4){display:none}.actions{visibility:visible}}.tree-row{display:flex;align-items:center}.tree-row .grow{flex:1}.tree-share{visibility:hidden}.tree-row:hover .tree-share{visibility:visible}.share-section{margin-top:18px;padding-top:14px;border-top:1px solid var(--line)}.share-section h4{margin:0 0 10px;font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--faint)}.link-box{display:flex;align-items:center;gap:8px;flex-wrap:wrap}