:root{--bg: #0e0e10;--card: #1a1a1e;--line: #2c2c33;--fg: #f4f4f5;--muted: #9a9aa3;--accent: #e63946;--ok: #2ecc71;--p-urgent: #e63946;--p-high: #f3a712;--p-normal: #5b8def;--p-low: #6b6b73}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:15px}button{font-family:inherit;cursor:pointer}input,textarea,select{width:100%;padding:10px 12px;background:#101014;color:var(--fg);border:1px solid var(--line);border-radius:9px;font-size:15px;font-family:inherit}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent)}textarea{resize:vertical;min-height:70px}a{color:var(--p-normal)}.center{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px}.card{width:100%;max-width:420px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px}.card h1{margin:0 0 4px;font-size:22px}.card .sub{margin:0 0 20px;color:var(--muted);font-size:14px}label{display:block;margin:14px 0 6px;font-size:13px;font-weight:600;color:var(--muted)}.btn{width:100%;margin-top:22px;padding:12px;background:var(--accent);color:#fff;border:none;border-radius:10px;font-size:16px;font-weight:600}.btn:disabled{opacity:.55;cursor:default}.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--fg)}.btn.sm{width:auto;margin:0;padding:8px 14px;font-size:14px}.err{margin-top:14px;padding:10px 12px;border-radius:9px;font-size:14px;background:#e639461f;border:1px solid var(--accent);color:#f7a8ae}.note{margin-top:14px;padding:10px 12px;border-radius:9px;font-size:14px;background:#2ecc711f;border:1px solid var(--ok);color:#9ff0c2}.layout{display:grid;grid-template-columns:260px 1fr;height:100%}.sidebar{border-right:1px solid var(--line);padding:18px 14px;overflow-y:auto;background:#131316}.topbar,.nav-backdrop{display:none}.brand{font-weight:700;font-size:17px;padding:0 8px 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var(--muted);background:transparent;cursor:pointer;padding:0}.task .check.p4{border-color:var(--p-urgent)}.task .check.p3{border-color:var(--p-high)}.task .check.p2{border-color:var(--p-normal)}.task .check:hover{background:#ffffff14}.task-body{flex:1;min-width:0}.task-title{font-size:15px}.task-desc{color:var(--muted);font-size:13px;margin-top:3px;white-space:pre-wrap}.task-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}.chip{font-size:12px;padding:2px 8px;border-radius:20px;background:#25252b;color:var(--muted)}.chip.due{color:#f3c7a0}.chip.overdue{color:#f7a8ae;background:#e6394624}.task-actions{display:flex;gap:6px;opacity:0;transition:opacity .12s}.task:hover .task-actions{opacity:1}.icon-btn{background:transparent;border:none;color:var(--muted);font-size:14px;padding:4px 6px;border-radius:6px}.icon-btn:hover{background:#25252b;color:var(--fg)}.empty{color:var(--muted);padding:30px 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760px){.layout{display:block;height:100%}.topbar{display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:30;padding:calc(10px + env(safe-area-inset-top)) 16px 10px;background:#131316;border-bottom:1px solid var(--line)}.hamburger{background:transparent;border:none;color:var(--fg);font-size:22px;line-height:1;padding:4px 8px;border-radius:8px}.topbar-title{font-weight:700;font-size:17px}.sidebar{position:fixed;top:0;left:0;bottom:0;width:82%;max-width:300px;z-index:50;transform:translate(-100%);transition:transform .22s ease;padding-top:calc(18px + env(safe-area-inset-top));box-shadow:2px 0 24px #0008}.layout.nav-open .sidebar{transform:translate(0)}.nav-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;background:#0009}.main{padding:18px 16px calc(28px + env(safe-area-inset-bottom));height:auto}.main-head h2{font-size:19px}.nav-item{padding:12px;font-size:15px}.row{flex-direction:column;gap:0}.modal{border-radius:14px 14px 0 0;align-self:flex-end}.overlay{align-items:flex-end;padding:0}.task-actions{opacity:1}}