:root{--bg:#f5f6f8;--surface:#fff;--text:#1c1f26;--text-muted:#767b87;--border:#e4e6ea;--accent:#4f6bfe;--accent-contrast:#fff;--danger:#e5484d;--success:#1a9c6b;--success-bg:#e6f6ef;--pending:#b8860b;--pending-bg:#fbf1dc;--failed:#e5484d;--failed-bg:#fbe7e8;--radius:12px;--radius-sm:8px;--shadow:0 1px 2px #10141e0f, 0 8px 24px #10141e0a}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.top-nav{background:var(--surface);border-bottom:1px solid var(--border);gap:4px;padding:14px 24px;display:flex}.top-nav a{color:var(--text-muted);border-radius:999px;padding:8px 14px;font-size:14px;font-weight:600;text-decoration:none}.top-nav a:hover{background:var(--bg)}.top-nav a[aria-current=page]{background:var(--accent);color:#fff}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;padding:12px 18px;font-size:14px;font-weight:600}.btn--primary{background:var(--accent);color:var(--accent-contrast)}.btn--primary:hover{filter:brightness(1.05)}.btn--ghost{border:1px solid var(--border);color:var(--text);background:0 0}.btn--ghost:hover{background:var(--bg)}.btn--full{width:100%}.page-todo{width:100%;max-width:480px;margin:0 auto;padding:48px 16px}.app__header{margin-bottom:24px}.app__header h1{margin:0 0 4px;font-size:26px;font-weight:700}.app__subtitle{color:var(--text-muted);margin:0;font-size:14px}.add-form{gap:8px;margin-bottom:16px;display:flex}.add-form__input{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);flex:1;padding:12px 14px;font-size:14px}.add-form__input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #4f6bfe26}.form-error{border-radius:var(--radius-sm);background:var(--failed-bg);color:var(--danger);align-items:center;gap:8px;margin:-8px 0 16px;padding:10px 14px;font-size:13px;font-weight:600;display:flex}.form-error:before{content:"!";background:var(--danger);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;font-size:11px;display:flex}.filters{gap:6px;margin-bottom:20px;display:flex}.filter{border:1px solid var(--border);background:var(--surface);color:var(--text-muted);cursor:pointer;border-radius:999px;padding:8px 14px;font-size:13px}.filter--active{background:var(--text);border-color:var(--text);color:var(--surface)}.task-list{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin:0;padding:0;list-style:none;overflow:hidden}.task{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:14px 16px;display:flex}.task:last-child{border-bottom:none}.task__label{cursor:pointer;align-items:center;gap:12px;min-width:0;display:flex}.task__checkbox{width:18px;height:18px;accent-color:var(--accent);flex-shrink:0}.task__text{text-overflow:ellipsis;white-space:nowrap;font-size:14px;overflow:hidden}.task--done .task__text{color:var(--text-muted);text-decoration:line-through}.task__delete{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:4px 8px;font-size:20px;line-height:1}.task__delete:hover{color:var(--danger);background:#e5484d1a}.page-dashboard{min-height:calc(100vh - 53px);display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-shrink:0;width:220px;padding:24px 16px}.sidebar__logo{padding:0 10px 24px;font-size:18px;font-weight:700}.sidebar__nav{flex-direction:column;gap:2px;display:flex}.nav-item{color:var(--text-muted);border-radius:8px;padding:10px 12px;font-size:14px;font-weight:500;text-decoration:none;display:block}.nav-item:hover{background:var(--bg)}.nav-item--active{background:var(--accent);color:#fff}.content{flex:1;min-width:0}.topbar{border-bottom:1px solid var(--border);background:var(--surface);justify-content:space-between;align-items:center;padding:16px 32px;display:flex}.topbar__search{border:1px solid var(--border);border-radius:8px;width:260px;padding:10px 14px;font-size:14px}.topbar__search:focus{border-color:var(--accent);outline:none}.topbar__profile{align-items:center;gap:10px;display:flex}.topbar__name{font-size:14px;font-weight:600}.topbar__avatar{background:var(--accent);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:14px;font-weight:700;display:flex}.main{max-width:1040px;padding:32px}.main__title{margin:0 0 20px;font-size:22px;font-weight:700}.stats{grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px;display:grid}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;gap:6px;padding:18px;display:flex}.stat-card__label{color:var(--text-muted);font-size:13px}.stat-card__value{font-size:22px;font-weight:700}.stat-card__delta{width:fit-content;font-size:12px;font-weight:600}.stat-card__delta--up{color:var(--success)}.stat-card__delta--down{color:var(--failed)}.table-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.table-card__header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 20px;display:flex}.table-card__header h2{margin:0;font-size:16px}.table{border-collapse:collapse;width:100%}.table th{text-align:left;text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);border-bottom:1px solid var(--border);padding:12px 20px;font-size:12px}.table td{border-bottom:1px solid var(--border);padding:14px 20px;font-size:14px}.table tr:last-child td{border-bottom:none}.badge{border-radius:999px;padding:4px 10px;font-size:12px;font-weight:600;display:inline-block}.badge--success{color:var(--success);background:var(--success-bg)}.badge--pending{color:var(--pending);background:var(--pending-bg)}.badge--failed{color:var(--failed);background:var(--failed-bg)}@media (width<=900px){.sidebar{display:none}.stats{grid-template-columns:repeat(2,1fr)}}.page-feedback{justify-content:center;align-items:center;min-height:calc(100vh - 53px);padding:32px 16px;display:flex}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:420px;box-shadow:var(--shadow);padding:32px}.card__title{margin:0 0 6px;font-size:22px;font-weight:700}.card__subtitle{color:var(--text-muted);margin:0 0 24px;font-size:14px}.form{flex-direction:column;gap:16px;display:flex}.field{flex-direction:column;gap:6px;display:flex}.field__label{color:var(--text);font-size:13px;font-weight:600}.field__input{border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--surface);padding:11px 13px;font-family:inherit;font-size:14px}.field__input:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px #4f6bfe26}.field__input--textarea{resize:vertical;min-height:90px}.checkbox{color:var(--text-muted);cursor:pointer;align-items:center;gap:8px;font-size:13px;display:flex}.checkbox input{width:16px;height:16px;accent-color:var(--accent)}.toast{border-radius:var(--radius-sm);box-shadow:var(--shadow);padding:14px 20px;font-size:14px;font-weight:600;animation:.25s toast-in,.25s 2.75s forwards toast-out;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast--success{background:var(--success-bg);color:var(--success)}@keyframes toast-in{0%{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%)}}@keyframes toast-out{to{opacity:0;transform:translate(-50%,10px)}}.page-feedback-list{max-width:1040px;margin:0 auto;padding:32px 16px}.feedback-list__message{white-space:normal;max-width:320px}.empty-state{text-align:center;color:var(--text-muted);padding:24px 20px;font-size:14px}