:root{--bg: #f4f6f8;--surface: #ffffff;--surface-soft: #f8fafc;--ink: #161a22;--muted: #687386;--line: #dde4ee;--line-soft: #edf1f6;--primary: #2563eb;--primary-dark: #1d4ed8;--primary-soft: #e8f0ff;--danger: #c93535;--danger-soft: #ffe8e8;--warning: #8a6100;--warning-soft: #fff3cf;--success: #0f8a5f;--success-soft: #e6f6ef;--shadow: 0 18px 48px rgba(25, 34, 48, .08);--shadow-menu: 0 18px 50px rgba(25, 34, 48, .16);color:var(--ink);background:var(--bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top left,rgba(37,99,235,.1),transparent 34%),linear-gradient(135deg,#f7f9fc,#eef4fb 55%,#f6f8fa)}button,input,select{font:inherit}button{cursor:pointer;border:0}button:disabled{opacity:.48;cursor:not-allowed}.app-shell{display:grid;grid-template-columns:272px minmax(0,1fr);min-height:100vh}.sidebar{display:flex;flex-direction:column;gap:24px;padding:24px 18px;border-right:1px solid rgba(221,228,238,.78);background:#ffffffd1;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:8px;color:#fff;background:linear-gradient(135deg,#111827,#2563eb);font-weight:800;box-shadow:0 10px 26px #2563eb3d;flex:0 0 auto}.brand h1{margin:0;font-size:21px;line-height:1.05}.brand p,.muted{margin:4px 0 0;color:var(--muted)}.sidebar nav{display:grid;gap:7px}.nav-button,.ghost-button{display:flex;align-items:center;gap:10px;height:42px;padding:0 12px;border-radius:8px;color:#566174;background:transparent;text-align:left}.nav-button svg,.ghost-button svg{color:#7a8494}.nav-button.active,.nav-button:hover{color:var(--primary);background:var(--primary-soft)}.nav-button.active svg,.nav-button:hover svg{color:var(--primary)}.sidebar-status{padding:12px;border:1px solid var(--line);border-radius:8px;color:#566174;background:var(--surface);font-size:13px;line-height:1.5}.logout{margin-top:auto}.main{min-width:0;padding:26px}.page{min-width:0}.page.narrow{width:min(760px,100%)}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:18px}.page-header h2{margin:0;font-size:26px;letter-spacing:0}.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.search-box{display:flex;align-items:center;gap:8px;height:38px;min-width:270px;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.search-box svg{color:#7a8494}.search-box input{width:100%;border:0;outline:0;background:transparent}.tool-button,.icon-button,.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:38px;padding:0 13px;border-radius:8px;color:#263044;background:var(--surface);border:1px solid var(--line);box-shadow:0 1px #1922300a}.tool-button:hover,.icon-button:hover{color:var(--primary);border-color:#bed2ff;background:#f8fbff}.tool-button svg,.icon-button svg{color:currentColor}.icon-button{width:38px;padding:0}.primary-button{color:#fff;background:var(--primary);border-color:var(--primary)}.primary-button:hover{background:var(--primary-dark)}.breadcrumb{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.breadcrumb button{padding:6px 8px;border-radius:8px;color:#5d6675;background:transparent}.breadcrumb button:hover{color:var(--primary);background:var(--primary-soft)}.selection-bar{display:flex;align-items:center;gap:10px;margin-bottom:12px;padding:10px 12px;border:1px solid #cbdcff;border-radius:8px;background:#eef5ff}.selection-bar span{color:#25416f;font-weight:700}.selection-bar button{display:inline-flex;align-items:center;gap:6px;height:32px;padding:0 10px;border-radius:8px;color:#263044;background:var(--surface)}.table-card,.settings-card,.share-list,.panel{border:1px solid var(--line);border-radius:8px;background:#fffffff2;box-shadow:var(--shadow);overflow:hidden}.table-card.dragging{outline:2px solid var(--primary);outline-offset:-5px}table{width:100%;border-collapse:collapse;table-layout:auto}th,td{height:54px;padding:0 14px;border-bottom:1px solid var(--line-soft);text-align:left;font-size:14px}th{height:44px;color:#687386;background:#fbfcfe;font-size:12px;font-weight:800;text-transform:uppercase;-webkit-user-select:none;user-select:none}tbody tr{transition:background .12s ease}tbody tr:hover{background:#f7fbff}.file-name-button{display:flex;align-items:center;gap:10px;max-width:100%;color:var(--ink);background:transparent;font-weight:700}.file-name-button svg{color:var(--primary);flex:0 0 auto}.file-name-button span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.back-row{color:#5d6675}.empty-state{padding:54px 18px;color:var(--muted);text-align:center}.menu-content{min-width:174px;padding:6px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow-menu);z-index:50}.menu-content [role=menuitem]{padding:8px 10px;border-radius:7px;color:#263044;outline:none;font-size:13px}.menu-content [role=menuitem]:hover,.menu-content [role=menuitem][data-highlighted]{color:var(--primary);background:var(--primary-soft)}.menu-content .danger{color:var(--danger)}.menu-content .danger:hover,.menu-content .danger[data-highlighted]{background:var(--danger-soft);color:var(--danger)}.dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a61}.dialog-content{position:fixed;top:50%;left:50%;width:min(460px,calc(100vw - 32px));transform:translate(-50%,-50%);padding:22px;border-radius:8px;background:var(--surface);box-shadow:0 24px 70px #141c263d}.dialog-content.preview-dialog{width:min(920px,calc(100vw - 32px));max-height:calc(100vh - 48px);overflow:auto}.dialog-content h2,.dialog-content [data-radix-dialog-title]{margin:0 0 16px;font-size:20px}.dialog-form,.settings-card{display:grid;gap:14px;padding:20px}.settings-card.compact{grid-template-columns:minmax(0,1fr) auto;align-items:end;margin-bottom:18px}label{display:grid;gap:7px;color:#566174;font-size:13px;font-weight:800}input,select{height:40px;border:1px solid #dce3ed;border-radius:8px;padding:0 11px;outline:none;color:var(--ink);background:var(--surface)}input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.dialog-actions{display:flex;justify-content:flex-end;gap:8px}.dialog-actions button{min-height:36px;padding:0 12px;border-radius:8px;background:#eef1f5}.dialog-actions .primary-button{background:var(--primary)}.auth-page{display:grid;place-items:center;min-height:100vh;padding:20px}.auth-card{display:grid;gap:16px;width:min(420px,100%);padding:28px;border:1px solid var(--line);border-radius:8px;background:#fffffff2;box-shadow:var(--shadow)}.segmented{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border-radius:8px;background:#eef1f5}.segmented button{height:34px;border-radius:7px;background:transparent}.segmented button.active{color:var(--primary);background:#fff;box-shadow:0 1px 4px #141c2614}.share-list{display:grid}.share-toolbar{display:flex;justify-content:flex-end;margin-bottom:12px}.share-row{display:grid;grid-template-columns:minmax(220px,1fr) 90px 150px 150px 120px auto;align-items:center;gap:12px;min-height:70px;padding:12px 16px;border-bottom:1px solid var(--line-soft)}.share-row p{margin:4px 0 0;color:var(--muted);font-size:12px;word-break:break-all}.status{justify-self:start;padding:4px 8px;border-radius:999px;font-size:12px;font-weight:800;background:var(--primary-soft);color:var(--primary)}.status.expired{color:var(--warning);background:var(--warning-soft)}.status.disabled{color:var(--danger);background:var(--danger-soft)}.row-tools{display:flex;align-items:center;gap:6px;justify-content:flex-end}.row-tools button{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:0 9px;border-radius:8px;color:#566174;background:#f1f4f8}.row-tools button:hover{color:var(--primary);background:var(--primary-soft)}.admin-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.panel{padding:16px}.panel h3{margin:0 0 12px}.mini-row{display:grid;grid-template-columns:1fr auto auto;gap:10px;padding:10px 0;border-bottom:1px solid var(--line-soft);font-size:13px}.admin-share-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line-soft)}.admin-share-row p{margin:4px 0 0;color:var(--muted);font-size:12px}.admin-filters{display:grid;grid-template-columns:minmax(0,1fr) 130px 150px;gap:8px;margin-bottom:10px}.folder-picker{display:grid;gap:12px}.folder-picker-bar{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px}.folder-picker-bar button{height:30px;padding:0 9px;border-radius:8px;background:#eef3f8}.folder-picker-list{display:grid;gap:6px;max-height:180px;overflow:auto;padding:8px;border:1px solid var(--line);border-radius:8px;background:#fbfcfe}.folder-picker-list button{display:flex;align-items:center;gap:8px;min-height:34px;padding:0 9px;border-radius:8px;text-align:left;background:#fff}.folder-picker-list p{margin:10px;color:var(--muted)}.inline-warning{padding:9px 10px;border-radius:8px;color:var(--danger);background:var(--danger-soft);font-size:13px}.upload-queue{position:fixed;right:22px;bottom:22px;width:min(410px,calc(100vw - 44px));border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:0 20px 60px #141c262e;z-index:30;overflow:hidden}.upload-head{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line-soft)}.upload-head span{color:var(--muted);font-size:12px}.upload-head button{height:28px;padding:0 8px;border-radius:7px;background:#eef3f8}.upload-items{max-height:360px;overflow:auto}.upload-item{display:grid;grid-template-columns:minmax(0,1fr) 104px;gap:12px;align-items:center;padding:10px 12px;border-bottom:1px solid #f0f3f7}.upload-item span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700}.upload-item small{display:block;margin-top:3px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.progress-cell{display:grid;grid-template-columns:minmax(0,1fr) 38px;align-items:center;gap:8px}.progress-cell b{color:var(--muted);font-size:12px;text-align:right}.progress{height:7px;border-radius:999px;background:#edf2f7;overflow:hidden}.progress i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),#16a34a);transition:width .15s ease}.toast{position:fixed;left:50%;bottom:22px;transform:translate(-50%) translateY(12px);padding:10px 14px;border-radius:8px;color:#fff;background:#141c26eb;opacity:0;pointer-events:none;transition:.18s ease}.toast.visible{opacity:1;transform:translate(-50%) translateY(0)}.busy{position:fixed;right:22px;bottom:22px;padding:10px 14px;border-radius:8px;color:#fff;background:var(--primary)}.public-page{min-height:100vh;padding:28px}.public-header{display:flex;align-items:center;justify-content:space-between;gap:18px;width:min(1080px,100%);margin:0 auto 20px}.public-card,.public-error{width:min(1080px,100%);margin:0 auto;border:1px solid var(--line);border-radius:8px;background:#fffffff2;box-shadow:var(--shadow);overflow:hidden}.public-error{padding:34px}.public-error h2{margin:0 0 8px}.public-error p{margin:0;color:var(--muted)}.password-card{display:grid;gap:12px;width:min(420px,100%)}.public-file{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:16px;align-items:center;padding:22px}.public-file strong{display:block;margin-bottom:4px;font-size:18px}.public-file p{margin:0;color:var(--muted);word-break:break-all}.public-crumbs{padding:14px 16px 0}.preview-image{display:block;max-width:100%;max-height:68vh;margin:0 auto 16px;border-radius:8px;object-fit:contain;background:#f4f6f9}.preview-text,.share-readme pre{max-height:62vh;overflow:auto;margin:0 0 16px;padding:14px;border:1px solid var(--line);border-radius:8px;color:#18202f;background:#f8fafc;font:13px/1.6 ui-monospace,SFMono-Regular,Consolas,Liberation Mono,monospace;white-space:pre-wrap;word-break:break-word}.share-readme{margin:14px 16px 0;padding:14px;border:1px solid #d7e5f7;border-radius:8px;background:#f4f9ff}.share-readme strong{display:block;margin-bottom:10px}.share-readme pre{max-height:220px;margin:0;background:#fff}@media(max-width:900px){.app-shell{grid-template-columns:1fr}.sidebar{position:static}.main{padding:16px}.page-header{display:grid}.toolbar{justify-content:flex-start}.search-box{min-width:100%}.share-row,.admin-grid,.admin-filters{grid-template-columns:1fr}.public-page{padding:16px}.public-header,.public-file{display:grid}}