:root{--bg: #f8fafc;--card: #ffffff;--ink: #0f172a;--muted: #64748b;--line: #e2e8f0;--primary: #0f766e;--primary-fg: #ecfdf5;--accent: #1d4ed8;--warn: #b45309;font-family:Hiragino Sans,Hiragino Kaku Gothic ProN,Segoe UI,sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0;min-height:100vh}a{color:inherit}button{font:inherit}.app-shell{min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(ellipse 70% 45% at 10% 0%,#ecfdf5 0%,transparent 55%),var(--bg)}.header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line);background:#ffffffeb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.brand{font-weight:700;letter-spacing:.02em}.switcher{display:flex;gap:4px;align-items:center;flex-wrap:wrap}.switcher a,.switcher span{border-radius:6px;padding:4px 8px;font-size:12px;font-weight:600;text-decoration:none;color:var(--muted)}.switcher span.active{background:color-mix(in srgb,var(--primary) 12%,white);color:var(--primary)}.switcher a:hover{background:#f1f5f9;color:var(--ink)}.switcher a.suite{color:var(--primary)}.main{width:min(960px,100% - 2rem);margin:0 auto;padding:24px 0 48px}h1{margin:0 0 8px;font-size:1.6rem}.lead{margin:0 0 20px;color:var(--muted);font-size:.95rem;line-height:1.5}.task-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.task{display:block;text-decoration:none;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;box-shadow:0 1px 2px #0f172a0a}.task:hover{border-color:var(--primary)}.task .title{font-size:1.05rem;font-weight:700}.task .meta{margin-top:6px;font-size:.85rem;color:var(--muted);line-height:1.4}.task .badge{display:inline-block;margin-top:10px;font-size:11px;font-weight:700;color:var(--warn)}.notice{margin-top:20px;padding:12px 14px;border-radius:10px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;font-size:.9rem;line-height:1.5}.center{min-height:100vh;display:grid;place-items:center;padding:24px}.card{width:min(100%,420px);background:var(--card);border:1px solid var(--line);border-radius:12px;padding:24px}.btn{display:inline-flex;justify-content:center;width:100%;margin-top:12px;padding:12px;border:0;border-radius:8px;background:var(--primary);color:#fff;font-weight:700;text-decoration:none;cursor:pointer}.muted{color:var(--muted);font-size:.9rem;line-height:1.5}.user-chip{font-size:12px;color:var(--muted)}