:root{--bg:#090d12;--bg-soft:#111821;--panel:rgba(18,25,34,0.86);--panel-strong:rgba(24,33,45,0.96);--panel-subtle:rgba(255,255,255,0.07);--text:#edf4f8;--muted:#9aaab8;--line:rgba(255,255,255,0.12);--primary:#38bdf8;--primary-hover:#7dd3fc;--accent:#a7f3d0;--danger:#fca5a5;--danger-bg:rgba(127,29,29,0.26);--important:#fbbf24;--done:#34d399;--archive:#94a3b8;--shadow:0 20px 80px rgba(0,0,0,0.32)}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{background:radial-gradient(circle at 16% 0,rgba(56,189,248,.2),transparent 32rem),radial-gradient(circle at 85% 10%,rgba(167,243,208,.14),transparent 28rem),linear-gradient(145deg,#080b10,#111827 48%,#0b1120);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}button,input,select,textarea{font:inherit}button{cursor:pointer}.app-header{align-items:center;background:rgba(9,13,18,.78);border-bottom:1px solid var(--line);display:flex;gap:24px;justify-content:space-between;min-height:70px;padding:0 28px;position:-webkit-sticky;position:sticky;top:0;z-index:20}.brand{color:var(--text);font-size:18px;font-weight:800;text-decoration:none;white-space:nowrap}.header-actions{align-items:center;display:flex;gap:14px}.app-nav{background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:8px;display:flex;flex-wrap:wrap;gap:4px;justify-content:flex-end;padding:4px}.nav-link{border-radius:6px;color:var(--muted);padding:8px 10px;text-decoration:none}.nav-link.active,.nav-link:hover{background:rgba(255,255,255,.11);color:var(--text)}.icon-button,.quick-add{align-items:center;border-radius:8px;display:inline-flex;justify-content:center}.quick-add{background:linear-gradient(135deg,var(--primary),var(--accent));border:0;box-shadow:0 12px 30px 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12px}.button:hover{filter:brightness(1.08)}.button.ghost,.button.secondary{background:rgba(255,255,255,.07);border-color:var(--line);color:var(--text)}.button.ghost:hover,.button.secondary:hover{background:rgba(255,255,255,.12)}.button.danger{background:var(--danger-bg);border-color:rgba(252,165,165,.24);color:var(--danger)}.button.danger:hover{background:rgba(127,29,29,.4)}.button:disabled{cursor:not-allowed;opacity:.58}.button.small{min-height:36px;padding:7px 10px}.task-list{display:grid;grid-gap:8px;gap:8px}.task-card{box-shadow:0 12px 40px rgba(0,0,0,.18);overflow:hidden;padding:0}.task-card.important{border-color:rgba(251,191,36,.36)}.task-card.done{border-color:rgba(52,211,153,.3)}.task-card.archived{border-color:rgba(148,163,184,.28)}.task-card-summary{align-items:center;background:linear-gradient(90deg,rgba(255,255,255,.055),rgba(255,255,255,.02));border:0;color:var(--text);display:grid;grid-gap:12px;gap:12px;grid-template-columns:minmax(0,1fr) auto;min-height:52px;padding:11px 14px;text-align:left;width:100%}.task-card-summary:hover{background:linear-gradient(90deg,rgba(56,189,248,.12),rgba(167,243,208,.05))}.task-title-row{align-items:center;display:flex;gap:9px;min-width:0}.task-card-title{font-size:15px;font-weight:760;margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.important-dot{background:var(--important);border-radius:999px;box-shadow:0 0 18px rgba(251,191,36,.72);flex:0 0 auto;height:8px;width:8px}.task-summary-meta{align-items:center;color:var(--muted);display:flex;font-size:13px;font-weight:700;gap:10px;white-space:nowrap}.chevron{align-items:center;background:rgba(255,255,255,.08);border:1px solid 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h2{font-size:18px;line-height:1.25;margin:0;text-transform:capitalize}.error-text{color:var(--danger);font-size:14px;margin:0}.modal-backdrop{align-items:center;background:rgba(2,6,12,.72);display:flex;inset:0;justify-content:center;padding:18px;position:fixed;z-index:50}.modal-panel{max-width:720px;width:min(720px,100%)}.modal-header{align-items:flex-start;display:flex;gap:18px;justify-content:space-between;padding:18px 18px 0}.modal-header h2{font-size:22px;margin:0}.modal-header p{color:var(--muted);margin:4px 0 0}.modal-panel .task-form{background:transparent;border:0}.login-shell{align-items:center;display:flex;justify-content:center;min-height:calc(100vh - 150px)}.login-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);max-width:420px;padding:24px;width:min(420px,100%)}.login-card h1{font-size:28px;margin:0}.login-card p{color:var(--muted);margin:8px 0 20px}.login-form{display:grid;grid-gap:14px;gap:14px}@media (max-width:760px){.app-header{align-items:stretch;flex-direction:column;gap:12px;padding:14px 16px}.header-actions{justify-content:space-between}.app-nav{justify-content:flex-start;overflow-x:auto}.page-shell{padding:24px 14px 44px}.page-title{display:block}.compact-grid,.form-grid{grid-template-columns:1fr}.task-card-summary{grid-template-columns:minmax(0,1fr)}.task-summary-meta{justify-content:space-between}}