:root{--bg: #fbf9f7;--surface: #ffffff;--surface-2: #f3efeb;--line: #e6e0d9;--text: #1c1917;--muted: #7a7069;--accent: #c8442f;--accent-soft: #fdeeea;--shadow: 0 1px 2px rgba(28, 25, 23, .06), 0 8px 24px rgba(28, 25, 23, .07);--shadow-lg: 0 12px 48px rgba(28, 25, 23, .18);--radius: 16px;color-scheme:light}@media (prefers-color-scheme: dark){:root{--bg: #14120f;--surface: #1d1a17;--surface-2: #262220;--line: #332e2a;--text: #f2ede8;--muted: #a1968d;--accent: #f0664c;--accent-soft: #2e1a15;--shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 8px 24px rgba(0, 0, 0, .35);--shadow-lg: 0 12px 48px rgba(0, 0, 0, .6);color-scheme:dark}}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer;border:none;background:none}a{color:inherit}.app{min-height:100%;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:14px;padding:12px 22px;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:17px;letter-spacing:-.02em}.brand .dot{width:24px;height:24px;border-radius:8px;flex:none;background:linear-gradient(140deg,var(--accent),#e39a3c)}.brand button{font:inherit;font-weight:700;letter-spacing:-.02em}.spacer{flex:1}.crumb{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:14px;min-width:0}.crumb b{color:var(--text);font-weight:600}.crumb .trunc{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:42vw}.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:999px;background:var(--surface-2);color:var(--text);font-weight:600;font-size:14px;border:1px solid transparent;transition:background .15s,transform .12s,border-color .15s;white-space:nowrap}.btn:hover{background:color-mix(in srgb,var(--surface-2) 70%,var(--line))}.btn:active{transform:scale(.97)}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover{background:color-mix(in srgb,var(--accent) 88%,#000)}.btn.ghost{background:transparent;border-color:var(--line)}.btn.ghost:hover{background:var(--surface-2)}.btn.danger{background:transparent;color:var(--accent);border-color:transparent}.btn.danger:hover{background:var(--accent-soft)}.btn.sm{padding:6px 12px;font-size:13px}.btn:disabled{opacity:.5;cursor:default;transform:none}.avatar{width:30px;height:30px;border-radius:50%;object-fit:cover;background:var(--surface-2)}.input,.textarea{width:100%;padding:11px 14px;background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:12px;outline:none;transition:border-color .15s,box-shadow .15s}.input:focus,.textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 16%,transparent)}.textarea{resize:vertical;min-height:74px}.input::placeholder,.textarea::placeholder{color:var(--muted)}.page{flex:1;padding:26px 22px 96px;max-width:1500px;width:100%;margin:0 auto}.page-head{display:flex;align-items:flex-end;gap:16px;margin-bottom:22px;flex-wrap:wrap}.page-head h1{margin:0;font-size:30px;letter-spacing:-.03em;font-weight:700}.page-head p{margin:5px 0 0;color:var(--muted);font-size:14px}.boards{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(232px,1fr))}.board-card{text-align:left;border-radius:var(--radius);overflow:hidden;background:var(--surface);box-shadow:var(--shadow);transition:transform .16s,box-shadow .16s;display:flex;flex-direction:column}.board-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}.board-cover{aspect-ratio:4 / 3;background:var(--surface-2);display:grid;place-items:center;overflow:hidden;position:relative}.board-cover img{width:100%;height:100%;object-fit:cover;display:block}.board-cover .empty{color:var(--muted);font-size:13px}.board-meta{padding:12px 14px 14px}.board-meta h3{margin:0;font-size:15px;font-weight:650;letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.board-meta span{color:var(--muted);font-size:13px}.new-board{border:2px dashed var(--line);border-radius:var(--radius);background:transparent;min-height:208px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:var(--muted);font-weight:600;transition:border-color .15s,color .15s,background .15s}.new-board:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.new-board .plus{font-size:26px;line-height:1}.masonry{column-gap:16px;columns:5}@media (max-width: 1400px){.masonry{columns:4}}@media (max-width: 1040px){.masonry{columns:3}}@media (max-width: 720px){.masonry{columns:2}}@media (max-width: 430px){.masonry{columns:1}}.pin{break-inside:avoid;margin-bottom:16px;border-radius:14px;overflow:hidden;position:relative;background:var(--surface-2);box-shadow:var(--shadow);cursor:zoom-in;display:block;width:100%;transition:transform .16s,box-shadow .16s}.pin:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.pin img{width:100%;display:block}.pin .note{padding:9px 12px 11px;font-size:13px;color:var(--muted);text-align:left;background:var(--surface)}.pin .pin-actions{position:absolute;top:8px;right:8px;display:flex;gap:6px;opacity:0;transition:opacity .15s}.pin:hover .pin-actions{opacity:1}.icon-btn{width:32px;height:32px;border-radius:50%;background:#14120fb8;color:#fff;display:grid;place-items:center;font-size:15px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.icon-btn:hover{background:#14120fe6}.icon-btn.on-accent:hover{background:var(--accent)}.addbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:14px;margin-bottom:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.addbar .url-wrap{flex:1;min-width:220px;display:flex;gap:8px}.addbar .hint{color:var(--muted);font-size:13px}kbd{background:var(--surface-2);border:1px solid var(--line);border-bottom-width:2px;border-radius:6px;padding:1px 6px;font:600 12px ui-monospace,SFMono-Regular,Menlo,monospace}.dropzone{border:2px dashed var(--line);border-radius:var(--radius);padding:44px 20px;text-align:center;color:var(--muted);transition:border-color .15s,background .15s,color .15s;width:100%}.dropzone:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.dropzone b{display:block;color:var(--text);font-size:17px;margin-bottom:5px}.dropzone:hover b{color:var(--accent)}.drag-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:90;background:color-mix(in srgb,var(--accent) 14%,transparent);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:grid;place-items:center;pointer-events:none}.drag-overlay div{background:var(--surface);padding:22px 34px;border-radius:var(--radius);box-shadow:var(--shadow-lg);font-weight:650;font-size:17px;border:2px dashed var(--accent)}.modal-back{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#100e0c9e;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:grid;place-items:center;padding:24px}.modal{width:100%;max-width:440px;background:var(--surface);border-radius:20px;box-shadow:var(--shadow-lg);padding:24px}.modal h2{margin:0 0 4px;font-size:21px;letter-spacing:-.02em}.modal p.sub{margin:0 0 18px;color:var(--muted);font-size:14px}.modal .row{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}.field{margin-bottom:12px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--muted)}.lb-back{position:fixed;top:0;right:0;bottom:0;left:0;z-index:110;background:#0a0908e6;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;flex-direction:column}.lb-bar{display:flex;align-items:center;gap:10px;padding:14px 18px;color:#f5f0ec}.lb-bar .spacer{flex:1}.lb-stage{flex:1;min-height:0;position:relative;display:grid;grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr);place-items:center;padding:0 18px 18px}.lb-stage img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;border-radius:10px;box-shadow:var(--shadow-lg)}.lb-note{padding:12px 18px 22px;max-width:720px;margin:0 auto;width:100%}.lb-note .input{background:#ffffff14;border-color:#ffffff2e;color:#f5f0ec}.lb-note .input::placeholder{color:#f5f0ec80}.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:46px;height:46px;border-radius:50%;background:#ffffff1f;color:#fff;display:grid;place-items:center;font-size:20px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.lb-nav:hover{background:#ffffff3d}.lb-nav.prev{left:16px}.lb-nav.next{right:16px}.empty-state{text-align:center;padding:70px 20px;color:var(--muted)}.empty-state h2{color:var(--text);margin:0 0 8px;font-size:21px;letter-spacing:-.02em}.empty-state p{margin:0 auto 20px;max-width:420px}.center-screen{min-height:100%;display:grid;place-items:center;padding:24px}.signin-card{max-width:400px;text-align:center;background:var(--surface);padding:40px 32px;border-radius:22px;box-shadow:var(--shadow-lg)}.signin-card .dot{width:52px;height:52px;border-radius:16px;margin:0 auto 18px;background:linear-gradient(140deg,var(--accent),#e39a3c)}.signin-card h1{margin:0 0 8px;font-size:25px;letter-spacing:-.03em}.signin-card p{color:var(--muted);margin:0 0 24px}.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%);z-index:200;background:var(--text);color:var(--bg);padding:11px 18px;border-radius:999px;font-weight:600;font-size:14px;box-shadow:var(--shadow-lg);max-width:90vw;text-align:center}.spinner{width:17px;height:17px;border-radius:50%;flex:none;border:2px solid color-mix(in srgb,currentColor 28%,transparent);border-top-color:currentColor;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.busy-row{display:flex;align-items:center;gap:10px;color:var(--muted);padding:10px 2px}.skeleton{border-radius:14px;margin-bottom:16px;break-inside:avoid;background:linear-gradient(100deg,var(--surface-2) 30%,var(--line) 50%,var(--surface-2) 70%);background-size:220% 100%;animation:sheen 1.3s infinite linear}@keyframes sheen{to{background-position:-220% 0}}.menu{position:absolute;right:0;top:calc(100% + 6px);z-index:50;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);padding:6px;min-width:190px;max-height:320px;overflow:auto}.menu button{display:block;width:100%;text-align:left;padding:9px 12px;border-radius:8px;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.menu button:hover{background:var(--surface-2)}.menu .sep{height:1px;background:var(--line);margin:5px 2px}.menu .label{padding:7px 12px 4px;font-size:12px;color:var(--muted);font-weight:600}.rel{position:relative}