:root{--brand: #0d9488;--brand-dark: #0f766e;--brand-soft: #ccfbf1;--ink: #0f172a;--muted: #64748b;--bg: #e8eef4;--surface: #ffffff;--surface-2: #f8fafc;--border: #b8c4d1;--border-soft: #d5dde7;--danger: #b42318;--radius: 12px;--shadow: 0 1px 2px rgba(15, 23, 42, .04);font-family:"Source Sans 3",system-ui,sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}button,input{font:inherit}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 10px 30px #0f172a14;padding:28px 26px 24px}.login-card h1{margin:0 0 22px;text-align:center;font-family:Fraunces,Georgia,serif;font-size:1.55rem;font-weight:700;color:var(--brand-dark)}.field{margin-bottom:14px}.field label{display:block;margin-bottom:6px;font-size:.92rem;font-weight:600}.field input{width:100%;border:1px solid var(--border);border-radius:10px;padding:12px;background:#fff;color:var(--ink)}.password-wrap{position:relative}.password-wrap input{padding-right:48px}.password-toggle{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:var(--brand);cursor:pointer;padding:8px;display:grid;place-items:center;line-height:0}.password-toggle:hover{color:var(--ink)}.remember{display:flex;align-items:center;gap:8px;margin:8px 0 18px;color:var(--muted);font-size:.92rem}.remember input{accent-color:var(--brand);width:16px;height:16px}.btn{border:0;border-radius:10px;padding:.5rem .95rem;cursor:pointer;font-weight:600}.btn-primary{width:100%;background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark)}.btn-ghost{background:var(--surface);color:var(--ink);border:1px solid var(--border);box-shadow:var(--shadow)}.btn-danger{background:#f8e0dd;color:var(--danger);border:1px solid #f0c4bf}.error{background:#fdecea;color:var(--danger);border-radius:8px;padding:10px 12px;margin-bottom:12px;font-size:.9rem}.app-shell{min-height:100vh;padding:16px 18px 24px;max-width:1100px;margin:0 auto}.app-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:.75rem}.app-header-main{display:flex;flex-direction:column;gap:10px;min-width:0;flex:1 1 auto}.brand-inline{font-family:Fraunces,Georgia,serif;font-size:1.2rem;font-weight:700;color:var(--brand-dark)}.user-menu-wrap{position:relative;flex:0 0 auto;margin-left:auto;align-self:center}.icon-btn{width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:var(--surface);color:var(--ink);display:grid;place-items:center;padding:0;box-shadow:var(--shadow);cursor:pointer}.icon-btn:hover{border-color:var(--brand);color:var(--brand-dark)}.menu-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:45;border:0;background:transparent;cursor:default}.user-popup{position:absolute;right:0;top:calc(100% + .4rem);min-width:200px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 12px 28px #0f172a1f;padding:.35rem;z-index:50}.user-popup-row{display:flex;align-items:center;gap:.5rem;width:100%;padding:.55rem .65rem;border:none;background:transparent;border-radius:8px;text-align:left;font-weight:600;font-size:.9rem;color:var(--ink)}button.user-popup-row{cursor:pointer}button.user-popup-row:hover,button.user-popup-row.logout:hover{background:var(--surface-2)}button.user-popup-row.logout{color:var(--danger)}.tabs{display:flex;gap:.5rem;flex-wrap:nowrap;min-width:0;overflow-x:auto;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.tabs button,.tab-btn{flex:0 0 auto;white-space:nowrap;padding:.5rem .95rem;border-radius:10px;background:var(--surface);border:1px solid var(--border);font-size:.9rem;font-weight:600;box-shadow:var(--shadow);color:var(--ink);cursor:pointer}.tabs button.active{background:var(--brand);color:#fff;border-color:transparent}@media(max-width:1024px){.menejer-bar{flex-wrap:wrap}.tabs{flex-wrap:wrap;width:100%}}.main{min-width:0}.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);min-height:calc(100vh - 140px);display:flex;flex-direction:column}.panel-head{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border-soft)}.panel-head-files{border-bottom:none;padding-bottom:6px}.panel-body{padding:14px 16px;flex:1;overflow:auto}.toolbar{display:flex;gap:4px;flex-wrap:wrap;align-items:center}.crumbs{display:flex;flex-wrap:wrap;gap:0;align-items:center;min-height:1.5rem}.crumb-sep{color:var(--muted);font-weight:600}.inline-form{display:flex;gap:8px;flex-wrap:wrap;padding:0 16px 12px}.inline-form input{flex:1;min-width:160px;border:1px solid var(--border);border-radius:10px;padding:10px 12px}.file-link{background:none;border:0;color:var(--brand-dark);font-weight:600;cursor:pointer;padding:0}.btn-icon{display:grid;place-items:center;width:36px;height:36px;padding:0;border:0;border-radius:10px;background:transparent;color:var(--brand-dark);cursor:pointer;box-shadow:none}.btn-icon:hover{background:var(--brand-soft);color:var(--brand-dark)}.drive-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(128px,1fr));gap:12px}.drive-empty{color:var(--muted);font-weight:600;padding:8px 0}.drive-card{position:relative;border:0;border-radius:12px;background:transparent;padding:8px 6px 10px;cursor:pointer;text-align:center;min-height:148px;display:flex;flex-direction:column;align-items:center;gap:8px}.drive-card:hover,.drive-card.menu-open{background:transparent}.drive-card.menu-open{z-index:50}.drive-card-preview{width:112px;height:84px;border-radius:0;display:grid;place-items:center;background:transparent;color:var(--brand-dark);flex:0 0 auto;overflow:hidden}.drive-card-preview.folder-thumb{background:transparent;color:var(--brand-dark)}.drive-card-preview.thumb{background:transparent;padding:0}.drive-card-preview.thumb img{width:100%;height:100%;object-fit:cover;display:block;border-radius:8px}.drive-card-preview.thumb-loading{opacity:.55;background:transparent}.drive-card-name{font-size:.85rem;font-weight:600;color:var(--ink);line-height:1.25;word-break:break-word;width:100%}.drive-more{position:absolute;top:4px;right:4px;width:28px;height:28px;border:0;border-radius:0;background:transparent;color:var(--ink);display:grid;place-items:center;opacity:0;pointer-events:none;cursor:pointer;padding:0;box-shadow:none}.drive-card:hover .drive-more,.drive-card.menu-open .drive-more{opacity:1;pointer-events:auto;background:transparent;border:0;box-shadow:none}.drive-more:hover{background:transparent;color:var(--brand-dark)}.drive-menu{position:absolute;top:36px;right:6px;min-width:140px;background:var(--surface);border:1px solid var(--border);border-radius:10px;box-shadow:0 12px 28px #0f172a1f;padding:.3rem;z-index:51;text-align:left}.drive-menu button{display:block;width:100%;border:0;background:transparent;text-align:left;padding:.5rem .65rem;border-radius:8px;font-weight:600;font-size:.88rem;color:var(--ink);cursor:pointer}.drive-menu button:hover{background:var(--surface-2)}.drive-menu button.danger{color:var(--danger)}.info-list{display:grid;gap:.65rem;margin:0 0 16px}.info-list div{display:grid;gap:.15rem}.info-list dt{font-size:.78rem;color:var(--muted);font-weight:600}.info-list dd{margin:0;font-weight:600;color:var(--ink);word-break:break-word}.chat-layout{display:grid;grid-template-columns:200px 1fr;min-height:520px}@media(max-width:860px){.chat-layout{grid-template-columns:1fr}}.chat-sessions{border-right:1px solid var(--border-soft);padding:12px;display:flex;flex-direction:column;gap:.4rem}.session-chip{text-align:left;padding:.45rem .7rem;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--ink);font-weight:600;font-size:.85rem;cursor:pointer}.session-chip.active{background:var(--brand);color:#fff;border-color:transparent}.chat-thread{display:flex;flex-direction:column;min-height:520px}.messages{flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;gap:10px;background:var(--surface-2)}.bubble{max-width:85%;padding:10px 12px;border-radius:12px;white-space:pre-wrap;line-height:1.45}.bubble.user{align-self:flex-end;background:var(--brand);color:#fff}.bubble.assistant{align-self:flex-start;background:var(--surface);border:1px solid var(--border-soft)}.composer{display:flex;gap:8px;padding:12px;border-top:1px solid var(--border-soft);background:var(--surface)}.composer input{flex:1;border:1px solid var(--border);border-radius:10px;padding:12px}.qr-box{display:grid;place-items:center;gap:12px;padding:24px}.qr-box img{width:min(280px,80vw);border:1px solid var(--border);border-radius:12px;background:#fff;padding:12px}.status-pill{display:inline-block;padding:4px 10px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-size:.85rem;font-weight:600}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a59;display:grid;place-items:center;z-index:50;padding:16px}.btn-ghost.icon-only{display:grid;place-items:center;padding:.45rem;min-width:2rem;color:var(--brand-dark)}.btn-ghost.icon-only:hover{background:var(--brand-soft);border-color:var(--brand)}.modal-card{width:min(360px,100%);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;box-shadow:0 16px 40px #0f172a2e}.modal-card-lg{width:min(420px,100%)}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.modal-card p{margin:0 0 16px;font-weight:600}.modal-input{width:100%;margin-bottom:16px;border:1px solid var(--border);border-radius:10px;padding:10px 12px}.modal-actions{display:flex;justify-content:flex-end;gap:8px}.viewer-backdrop{align-items:stretch;padding:16px}.viewer-card{width:min(1100px,100%);max-height:calc(100vh - 32px);margin:auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 16px 40px #0f172a2e;display:flex;flex-direction:column;overflow:hidden}.viewer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border-soft)}.viewer-title{font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.viewer-actions{display:flex;gap:8px;flex-shrink:0}.viewer-body{flex:1;min-height:320px;overflow:auto;padding:12px;background:var(--surface-2)}.viewer-frame{width:100%;height:min(75vh,820px);border:0;background:#fff;border-radius:8px}.viewer-image{display:block;max-width:100%;max-height:75vh;margin:0 auto;border-radius:8px}.viewer-audio,.viewer-video{display:block;width:min(720px,100%);margin:24px auto}.viewer-text{margin:0;white-space:pre-wrap;word-break:break-word;background:#fff;border-radius:8px;padding:16px;font-size:.92rem;line-height:1.5}.viewer-html,.viewer-sheet{background:#fff;border-radius:8px;padding:16px 20px;line-height:1.55}.viewer-html img{max-width:100%}.viewer-sheet table{border-collapse:collapse;width:100%;font-size:.85rem}.viewer-sheet td,.viewer-sheet th{border:1px solid var(--border-soft);padding:6px 8px}.viewer-pptx{background:#fff;border-radius:8px;min-height:360px;overflow:auto}.viewer-status{padding:32px 16px;text-align:center;color:var(--muted);font-weight:600}.file-page{min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}.file-page-head{display:flex;align-items:center;gap:12px;padding:12px 18px;background:var(--surface);border-bottom:1px solid var(--border-soft);position:sticky;top:0;z-index:10}.file-page-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:1rem}.file-page-actions{display:flex;gap:8px;flex-shrink:0}.file-page-body{flex:1;padding:16px 18px 24px;max-width:1200px;width:100%;margin:0 auto;box-sizing:border-box}.file-page-frame{width:100%;height:calc(100vh - 88px);border:0;border-radius:10px;background:#fff;display:block}.file-page-media{display:grid;place-items:center;min-height:calc(100vh - 120px)}.file-page-video{width:min(960px,100%);max-height:calc(100vh - 140px)}