:root{color-scheme:light dark;--bg: #f5f7fb;--bg-elevated: #ffffff;--sidebar: #ffffff;--panel: #ffffff;--panel-hover: #f3f5fa;--ink: #111827;--ink-muted: #6b7280;--accent: #4f46e5;--accent-hover: #4338ca;--accent-soft: rgba(79, 70, 229, .1);--accent-ink: #ffffff;--danger: #dc2626;--danger-soft: rgba(220, 38, 38, .1);--ok: #059669;--ok-soft: rgba(5, 150, 105, .12);--line: #e5e7eb;--input-bg: #ffffff;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);--shadow: 0 1px 3px rgba(16, 24, 40, .06), 0 8px 24px rgba(16, 24, 40, .06);--radius: 14px;--radius-sm: 10px;--font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--folder: #f59e0b}@media(prefers-color-scheme:dark){:root{--bg: #0b0f17;--bg-elevated: #111723;--sidebar: #0f141f;--panel: #121927;--panel-hover: #182133;--ink: #e8ecf4;--ink-muted: #8b95a8;--accent: #818cf8;--accent-hover: #a5b4fc;--accent-soft: rgba(129, 140, 248, .14);--accent-ink: #0b0f17;--danger: #f87171;--danger-soft: rgba(248, 113, 113, .14);--ok: #34d399;--ok-soft: rgba(52, 211, 153, .14);--line: #222b3b;--input-bg: #0d131d;--shadow-sm: none;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 32px rgba(0, 0, 0, .25)}}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;color:var(--ink);font-family:var(--font-body);font-size:15px;line-height:1.5;background:var(--bg);-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}a{color:var(--accent);text-decoration:none}h2,h3,h4{letter-spacing:-.01em}h3{font-size:1.05rem;font-weight:600}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.app-shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:1.25rem .9rem;border-right:1px solid 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svg{color:var(--ink-muted)}.file-list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.file-row{display:flex;align-items:center;gap:.85rem;padding:.65rem .9rem;border-bottom:1px solid var(--line);transition:background .12s ease}.file-row:last-child{border-bottom:0}.file-row:hover{background:var(--panel-hover)}.file-icon{flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:10px;color:var(--accent);background:var(--accent-soft)}.file-icon.folder{color:var(--folder);background:#f59e0b24}.file-name{flex:1;min-width:0;overflow-wrap:anywhere}.file-name .muted{font-size:.8rem}.file-row button.linkish{flex:1;justify-content:flex-start;background:none;color:var(--ink);border:0;padding:0;font-weight:500;text-align:left;white-space:normal}.file-actions{display:flex;gap:.15rem;opacity:.75}.file-row:hover .file-actions{opacity:1}.empty{display:grid;place-items:center;gap:.4rem;padding:3rem 1rem;text-align:center;color:var(--ink-muted)}.empty svg{color:var(--ink-muted);opacity:.6}.dropzone{display:grid;place-items:center;gap:.4rem;padding:1.75rem 1rem;border:2px dashed var(--line);border-radius:var(--radius);text-align:center;color:var(--ink-muted);cursor:pointer;transition:border-color .14s ease,background .14s ease}.dropzone:hover,.dropzone.active{border-color:var(--accent);background:var(--accent-soft);color:var(--ink)}.dropzone svg{color:var(--accent)}.dropzone input{display:none}.login-screen{min-height:100vh;min-height:100dvh;display:grid;place-items:center;padding:1.5rem;background:radial-gradient(900px 500px at 15% -10%,rgba(99,102,241,.18),transparent 60%),radial-gradient(700px 500px at 100% 100%,rgba(6,182,212,.14),transparent 60%),var(--bg)}.login-card{width:min(400px,100%);padding:2rem;box-shadow:var(--shadow);animation:rise .4s ease both}.login-card h1{font-size:1.6rem;font-weight:700;letter-spacing:-.02em;margin:1rem 0 .25rem}.login-card .brand-mark{width:44px;height:44px;border-radius:12px}.login-card button[type=submit],.login-card>button{width:100%;padding:.7rem 1rem}@keyframes rise{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.topbar,.scrim{display:none}@media(max-width:920px){.app-shell{grid-template-columns:1fr;min-height:100dvh}.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:calc(.6rem + env(safe-area-inset-top)) calc(1rem + env(safe-area-inset-right)) .6rem calc(1rem + env(safe-area-inset-left));border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--sidebar) 88%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.sidebar{position:fixed;z-index:40;top:0;left:0;bottom:0;width:min(280px,84vw);height:auto;padding-top:calc(1.25rem + env(safe-area-inset-top));padding-bottom:calc(1rem + env(safe-area-inset-bottom));transform:translate(-100%);transition:transform .2s ease;box-shadow:var(--shadow)}.sidebar.open{transform:translate(0)}.scrim{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:35;background:#00000059;opacity:0;pointer-events:none;transition:opacity .2s ease}.scrim.open{opacity:1;pointer-events:auto}.main{padding:1.25rem calc(1rem + env(safe-area-inset-right)) calc(2rem + env(safe-area-inset-bottom)) calc(1rem + env(safe-area-inset-left))}.grid-2{grid-template-columns:1fr}input,select,textarea{font-size:16px}button,.btn,.nav-link,input,select{min-height:44px}button.ghost{min-width:44px}.file-actions{opacity:1}}@media(max-width:560px){.panel{padding:1rem}.page-lead{margin-bottom:1.25rem}.toolbar select{flex:1}.file-row{padding:.6rem .7rem;gap:.65rem}.login-card{padding:1.5rem}}