:root{--bg:#f3f4f6;--card:#fff;--text:#111827;--muted:#6b7280;--border:#e5e7eb;--accent:#111827;--danger:#b91c1c;--soft:#f9fafb}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.topbar{height:64px;padding:0 max(18px,env(safe-area-inset-left));display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.brand{font-size:1.35rem;font-weight:900;text-decoration:none;color:var(--text);letter-spacing:-.04em}.topnav{display:flex;gap:16px;align-items:center}.topnav a,.link-button{color:var(--muted);text-decoration:none;background:none;border:0;font:inherit;cursor:pointer}.page{max-width:760px;margin:0 auto;padding:28px 18px 100px}.card{background:var(--card);border:1px solid var(--border);border-radius:18px;box-shadow:0 8px 25px rgba(17,24,39,.04)}.hero-row,.form-head,.detail-actions{display:flex;justify-content:space-between;align-items:center;gap:16px}.hero-row{margin-bottom:24px}.eyebrow{font-size:.72rem;font-weight:800;letter-spacing:.14em;color:var(--muted);margin:0 0 5px}h1{font-size:clamp(1.8rem,6vw,2.55rem);letter-spacing:-.05em;line-height:1;margin:0}h2{font-size:1rem}.section-title{margin:25px 4px 10px}.danger-text{color:var(--danger)}.task-list{display:grid;gap:10px}.task-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:12px;display:flex;align-items:center;gap:12px}.task-card.late{border-color:#fecaca;background:#fffafa}.check{width:46px;height:46px;border-radius:50%;border:2px solid #d1d5db;background:#fff;font-size:0;color:var(--text);cursor:pointer}.check:hover{font-size:1.2rem;border-color:var(--text)}.task-main{min-width:0;display:grid;gap:3px;text-decoration:none;color:inherit;flex:1}.task-main strong{font-size:1.02rem}.muted,.meta{color:var(--muted)}.meta{font-size:.78rem}.clamp{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.empty{padding:18px;color:var(--muted)}.primary,.ghost,.danger-button{border:0;border-radius:12px;padding:12px 16px;font-weight:750;text-decoration:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.primary{background:var(--accent);color:#fff}.ghost{background:#eef0f3;color:var(--text)}.add-button{white-space:nowrap}.form-card,.detail-card{padding:22px}.form-stack{display:grid;gap:18px;margin-top:22px}.form-stack label{display:grid;gap:7px;font-weight:650;font-size:.9rem}input,textarea,select{width:100%;border:1px solid #d1d5db;background:#fff;border-radius:12px;padding:12px 13px;font:inherit;color:var(--text)}textarea{resize:vertical}fieldset{border:0;padding:0;margin:0;display:grid;gap:10px}legend{font-weight:750;margin-bottom:9px}.radio{display:flex!important;grid-template-columns:auto 1fr!important;align-items:center;gap:9px!important;font-weight:500!important}.radio input{width:auto}.subcard{background:var(--soft);border:1px solid var(--border);border-radius:14px;padding:16px;display:grid;gap:18px}.inline-fields{display:grid;grid-template-columns:90px 1fr;gap:8px}.auth-card{max-width:440px;margin:8vh auto 0;padding:28px}.alert{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;border-radius:12px;padding:12px;margin-top:18px}.description{white-space:pre-wrap;color:#374151;line-height:1.5}.facts{display:grid;gap:12px;margin:24px 0}.facts div{background:var(--soft);border-radius:12px;padding:13px}.facts dt{font-size:.75rem;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.07em}.facts dd{margin:3px 0 0;font-weight:650}.full{width:100%;font-size:1rem}.history-list{overflow:hidden}.history-list>div,.history-list>a{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border);text-decoration:none;color:inherit}.history-list>div:last-child,.history-list>a:last-child{border-bottom:0}.history-list a span{display:grid;gap:3px}.history-list small{color:var(--muted)}.danger-zone{margin-top:28px;text-align:center}.danger-button{background:transparent;color:var(--danger);border:1px solid #fecaca}.bottom-nav{display:none}@media(max-width:600px){.page{padding:22px 14px 96px}.topnav{display:none}.add-button{display:none}.bottom-nav{position:fixed;display:grid;grid-template-columns:1fr 64px 1fr;align-items:center;bottom:0;left:0;right:0;padding:8px 18px calc(8px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);border-top:1px solid var(--border);z-index:30}.bottom-nav a{text-align:center;text-decoration:none;color:var(--muted);font-size:.82rem;font-weight:700}.bottom-nav .new-task{width:52px;height:52px;margin:auto;border-radius:50%;background:var(--text);color:#fff;font-size:1.8rem;line-height:48px}.form-card,.detail-card{padding:18px}.hero-row{align-items:flex-end}}