:root{--bg: #f6f7f9;--surface: #ffffff;--border: #e3e6ea;--text: #1a1d21;--muted: #6b7280;--accent: #2563eb;--accent-dark: #1d4ed8;--danger: #dc2626;--success: #16a34a;--radius: 10px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer}input,select,textarea{font:inherit}.app-shell{display:flex;min-height:100vh;min-height:100dvh}.sidebar{width:230px;flex-shrink:0;background:#111827;color:#e5e7eb;padding:18px 14px;display:flex;flex-direction:column;gap:4px}.sidebar .logo{font-size:20px;font-weight:800;color:#fff;padding:4px 8px 16px;display:flex;align-items:center;gap:9px}.sidebar .logo span{color:#60a5fa}.sidebar .logo-img{width:32px;height:32px;border-radius:8px;flex-shrink:0}.sidebar nav a{display:block;padding:9px 12px;border-radius:8px;color:#d1d5db}.sidebar nav a .nav-ico{font-size:18px;line-height:1;margin-right:6px}.sidebar nav a:hover{background:#1f2937;text-decoration:none}.sidebar nav a.active{background:var(--accent);color:#fff}.sidebar .storage-box{margin-top:auto;background:#1f2937;border-radius:var(--radius);padding:12px;font-size:13px}.main{flex:1;min-width:0;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:12px;padding:14px 22px;background:var(--surface);border-bottom:1px solid var(--border)}.topbar input[type=search]{flex:1;max-width:420px;padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg)}.topbar .spacer{flex:1}.topbar .user{font-size:14px;color:var(--muted)}.content{padding:22px;max-width:1100px;width:100%;margin:0 auto}h1{font-size:22px;margin:0 0 4px}h2{font-size:17px;margin:22px 0 10px}.subtitle{color:var(--muted);font-size:14px;margin:0 0 18px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:14px}.btn:hover{background:#f3f4f6}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:var(--accent-dark)}.btn.danger{color:var(--danger);border-color:#fecaca}.btn.danger:hover{background:#fef2f2}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.small{padding:5px 10px;font-size:13px}.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:14px}.toolbar .spacer{flex:1}.toolbar select{padding:7px 10px;border:1px solid var(--border);border-radius:8px;background:var(--surface)}.toolbar-search{flex:1;min-width:200px;padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--surface)}.cat-chips{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 14px}.cat-chip{display:flex;align-items:center;gap:8px;min-height:44px;padding:8px 14px;border:1px solid var(--border);border-radius:99px;background:var(--surface);color:var(--text);font-size:14px;cursor:pointer}.cat-chip:hover{border-color:var(--accent)}.cat-chip.active{border-color:var(--accent);background:#eaf1fe;color:var(--accent-dark);font-weight:600}.cat-chip-icon{font-size:17px;line-height:1}.cat-chip-name{font-weight:600;white-space:nowrap}.cat-chip-meta{color:var(--muted);font-size:13px;white-space:nowrap}.cat-chip.active .cat-chip-meta{color:var(--accent-dark)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card+.card{margin-top:14px}.meter{height:8px;background:#e5e7eb;border-radius:99px;overflow:hidden}.meter>div{height:100%;background:var(--accent)}.meter-label{font-size:13px;color:var(--muted);margin-top:6px}.file-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.file-table th,.file-table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:14px}.file-table th{color:var(--muted);font-weight:600;background:#f9fafb}.file-table tr:last-child td{border-bottom:none}.file-table tr:hover td{background:#f9fafb}.file-table .name-cell{display:flex;align-items:center;gap:10px;cursor:pointer}.file-icon{font-size:20px;width:28px;text-align:center}.row-actions{display:flex;gap:4px}.row-actions button{border:none;background:none;font-size:15px;padding:4px 6px;border-radius:6px}.row-actions button:hover{background:#e5e7eb}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.grid-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px;cursor:pointer;text-align:center;overflow:hidden}.grid-item:hover{border-color:var(--accent)}.grid-item .thumb{height:90px;display:flex;align-items:center;justify-content:center;margin-bottom:8px}.grid-item .thumb img{max-width:100%;max-height:90px;object-fit:contain;border-radius:6px}.grid-item .thumb .file-icon{font-size:44px}.grid-item .gname{font-size:13px;word-break:break-word}.grid-item .gsize{font-size:12px;color:var(--muted);margin-top:2px}.file-cards{display:none}.file-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px}.fc-head{display:flex;align-items:center;gap:10px;cursor:pointer;min-width:0}.fc-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:600}.fc-meta{font-size:12px;color:var(--muted);margin:6px 0 10px 38px}.fc-actions{display:flex;flex-wrap:wrap;gap:6px}.fc-actions .btn{flex:1 1 30%;justify-content:center;min-height:40px}.breadcrumbs{display:flex;gap:6px;align-items:center;font-size:14px;margin-bottom:14px;flex-wrap:wrap}.breadcrumbs button{background:none;border:none;color:var(--accent);font-size:14px;padding:0}.breadcrumbs .sep{color:var(--muted)}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.auth-card{width:100%;max-width:400px}.auth-card h1{text-align:center}.auth-card h1.brand{margin:2px 0 6px}.auth-logo{width:250px;max-width:100%;height:auto;display:block;margin:0 auto}.auth-card .tagline{text-align:center;color:var(--muted);font-size:14px;margin-bottom:20px}.field{margin-bottom:12px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:4px}.field input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:8px}.error{color:var(--danger);font-size:13px;margin:8px 0}.success-msg{color:var(--success);font-size:13px;margin:8px 0}.vault-warning{font-size:13px;color:#92400e;background:#fef3c7;border:1px solid #fcd34d;border-radius:8px;padding:10px 12px;margin:12px 0;line-height:1.5}.plan-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.plan-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;display:flex;flex-direction:column;gap:8px}.plan-card.current{border:2px solid var(--accent)}.plan-card .pname{font-size:17px;font-weight:700}.plan-card .pprice{font-size:26px;font-weight:800}.plan-card .pprice small{font-size:14px;font-weight:400;color:var(--muted)}.plan-card .pquota{font-size:14px;color:var(--muted)}.plan-card .psave{font-size:13px;color:var(--success)}.plan-card .pblurb{font-size:13px;color:var(--muted);flex:1}.toggle{display:inline-flex;border:1px solid var(--border);border-radius:99px;overflow:hidden}.toggle button{border:none;background:var(--surface);padding:7px 16px;font-size:14px}.toggle button.active{background:var(--accent);color:#fff}.lang-toggle button{padding:5px 12px;font-size:13px}.lang-toggle-float{position:fixed;top:14px;right:16px;z-index:60}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal{background:var(--surface);border-radius:12px;padding:20px;width:100%;max-width:480px;max-height:85vh;overflow:auto}.modal h2{margin-top:0}.modal .field input,.modal .field select{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:8px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.preview-img{max-width:100%;max-height:60vh;display:block;margin:0 auto}.preview-media{width:100%}.link-box{display:flex;gap:8px}.link-box input{flex:1;padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px}table.plain{width:100%;border-collapse:collapse;font-size:14px}table.plain th,table.plain td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}table.plain th{color:var(--muted);font-weight:600}.legal{max-width:760px;line-height:1.65}.legal h1{margin-bottom:8px}.legal h2{margin-top:24px}.landing{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:var(--bg)}.landing-nav{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:20px;padding:12px 28px;background:var(--surface);border-bottom:1px solid var(--border)}.landing-logo img{height:40px;width:auto;display:block}.landing-logo:hover{text-decoration:none}.landing-burger,.landing-login,.landing-lang{display:none}.landing-links{display:flex;align-items:center;gap:20px;margin-left:auto}.landing-links a{color:var(--text);font-size:15px;font-weight:500}.landing-links a:hover{color:var(--accent);text-decoration:none}.landing-links .btn.primary,.landing-links .btn.primary:hover{color:#fff}.landing main{flex:1;width:100%;max-width:1020px;margin:0 auto;padding:0 24px}.landing-hero{text-align:center;padding:72px 0 56px}.landing-hero h1{font-size:40px;line-height:1.2;margin:0 0 16px}.landing-tagline{font-size:19px;color:var(--muted);margin:0 0 12px}.landing-iphone{font-size:15px;color:var(--text);margin:0 0 28px}.landing-hero-img{display:block;width:100%;max-width:720px;height:auto;margin:0 auto 28px;border-radius:16px}.landing-cta{display:flex;flex-direction:column;align-items:center;gap:12px}.landing-cta-btn{min-height:52px;padding:12px 36px;font-size:17px;font-weight:700;justify-content:center}.landing-free{font-size:13px;color:var(--muted)}.landing-section{padding:40px 0 48px;scroll-margin-top:70px}.landing-section h2{font-size:26px;text-align:center;margin:0 0 8px}.landing-section .subtitle{text-align:center;font-size:15px}.landing-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}.landing-feature-icon{font-size:28px;margin-bottom:8px}.landing-feature-title{font-size:16px;font-weight:700;margin-bottom:4px}.landing-feature-body{font-size:14px;color:var(--muted);line-height:1.5}.landing-section .toolbar{justify-content:center}.landing-section .plan-grid{max-width:1020px}.landing-footer{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:24px 28px calc(24px + env(safe-area-inset-bottom,0px));background:#111827;color:#d1d5db}.landing-footer-logo{width:36px;height:36px;border-radius:8px}.landing-footer-brand{font-size:18px;font-weight:800;color:#fff}.landing-footer-brand span{color:#60a5fa}.landing-footer-tag{font-size:11px;letter-spacing:2px;color:#9ca3af}.landing-footer-links{margin-left:auto;display:flex;gap:20px}.landing-footer-links a{color:#d1d5db;font-size:14px}.landing-footer-rights{flex-basis:100%;font-size:12px;color:#9ca3af}@media(max-width:760px){.app-shell{flex-direction:column}.sidebar{position:fixed;left:0;right:0;bottom:0;z-index:40;width:auto;height:auto;flex-direction:row;align-items:stretch;padding:4px 2px calc(4px + env(safe-area-inset-bottom,0px));background:#111827;border-top:1px solid #1f2937;gap:0}.sidebar .logo,.sidebar .storage-box{display:none}.sidebar nav{display:flex;flex:1;min-width:0}.sidebar nav a{flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:10px;line-height:1.2;text-align:center;padding:6px 2px;min-height:50px;border-radius:8px;white-space:nowrap;overflow:hidden}.sidebar nav a .nav-ico{font-size:20px;line-height:1;margin-right:0}.content{padding:14px 14px 92px}h1{font-size:20px}.topbar{padding:10px 14px;gap:8px;flex-wrap:nowrap}.topbar .user{min-width:0;flex-shrink:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.topbar .lang-toggle{flex-shrink:0}.topbar .btn{flex-shrink:0;white-space:nowrap}.lang-toggle button{min-height:36px;padding:6px 12px}.btn{min-height:40px}.btn.small{min-height:36px;padding:6px 12px}.toolbar{gap:6px;margin-bottom:10px}.toolbar .spacer{display:none}.toolbar-search{flex:1 1 100%;min-width:0;width:100%;min-height:44px;font-size:16px}.toolbar select{flex:1 1 0;min-width:0;min-height:44px}.toolbar .toggle{flex:0 0 auto}.toolbar .toggle button{min-height:44px;padding:7px 14px}.toolbar .btn{min-height:44px;justify-content:center}.toolbar .btn:not(.primary){flex:1 1 0}.toolbar .btn.primary{flex:1 1 100%}.file-table{display:none}.file-cards{display:flex;flex-direction:column;gap:10px}table.plain{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.grid-item .thumb{height:72px}.grid-item .gname{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.modal-backdrop{align-items:flex-end;padding:0}.modal{width:100%;max-width:none;max-height:92dvh;border-radius:16px 16px 0 0;padding:18px 16px calc(18px + env(safe-area-inset-bottom,0px))}.modal .field input,.modal .field select{min-height:44px;font-size:16px}.modal-actions{flex-wrap:wrap}.modal-actions .btn{flex:1;min-height:44px;justify-content:center}.link-box .btn{min-height:44px;flex-shrink:0}.link-box input{min-width:0;font-size:14px}.auth-wrap{min-height:100vh;min-height:100dvh;padding:16px}.auth-logo{width:220px}.field input{min-height:44px;padding:11px 12px;font-size:16px}.auth-card .btn.primary{min-height:48px;font-size:16px}.plan-card .btn{min-height:44px;justify-content:center}.landing-nav{padding:10px 16px;gap:12px;flex-wrap:wrap}.landing-logo img{height:34px}.landing-login{display:flex;align-items:center;justify-content:center;margin-left:auto;min-height:44px;padding:0 16px;border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:15px;font-weight:600}.landing-login:hover{color:var(--accent);text-decoration:none}.landing-lang{display:flex;margin-left:0;flex-shrink:0}.landing-lang button{min-height:36px;padding:6px 8px;font-size:13px}.landing-burger{display:block;margin-left:0;border:1px solid var(--border);background:var(--surface);border-radius:8px;min-width:44px;min-height:44px;font-size:20px;line-height:1}.landing-links{display:none;flex-basis:100%;flex-direction:column;align-items:stretch;gap:0;margin-left:0;padding-top:4px}.landing-links.open{display:flex}.landing-links a{padding:12px 4px;font-size:16px;border-top:1px solid var(--border)}.landing-links .lang-toggle{padding:10px 4px;border-top:1px solid var(--border)}.landing-links .btn.primary{margin-top:10px;min-height:48px;justify-content:center;font-size:16px}.landing main{padding:0 16px}.landing-hero{padding:48px 0 40px}.landing-hero h1{font-size:30px}.landing-tagline{font-size:16px}.landing-iphone{font-size:14px}.landing-cta-btn{width:100%;max-width:340px}.landing-section{padding:28px 0 36px}.landing-section h2{font-size:22px}.landing-features{grid-template-columns:1fr}.landing-footer{padding:20px 16px calc(20px + env(safe-area-inset-bottom,0px))}.landing-footer-links{margin-left:0}}@media(max-width:480px){.grid-item .thumb{height:64px}.grid-item .thumb .file-icon{font-size:36px}}