:root{--bg:#f5f6f8;--surface:#ffffff;--border:#e2e5ea;--text:#1c2230;--muted:#6b7280;--primary:#2563eb;--primary-hover:#1d4ed8;--danger:#dc2626;--danger-hover:#b91c1c;--ok:#16a34a;--radius:10px;--shadow:0 1px 3px rgba(16,24,40,0.06),0 1px 2px rgba(16,24,40,0.04)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Hiragino Kaku Gothic ProN,Noto Sans JP,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.app-header{background:var(--surface);border-bottom:1px solid var(--border);position:-webkit-sticky;position:sticky;top:0;z-index:20}.app-header__inner{max-width:1080px;margin:0 auto;padding:0 20px;height:56px;display:flex;align-items:center;gap:24px}.app-header__brand{font-weight:700;font-size:15px;color:var(--text);white-space:nowrap}.app-nav{display:flex;gap:4px;flex:1 1}.app-nav a{color:var(--muted);font-size:14px;font-weight:500;padding:6px 12px;border-radius:8px}.app-nav a:hover{background:var(--bg);color:var(--text);text-decoration:none}.app-nav a.active{background:#eef2ff;color:var(--primary)}.app-header__user{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted)}.container{max-width:1080px;margin:0 auto;padding:28px 20px 64px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.page-head h1{font-size:22px;margin:0}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:8px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card--pad{padding:20px}table.data{width:100%;border-collapse:collapse;font-size:14px}table.data td,table.data th{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:middle}table.data th{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);background:#fafbfc}table.data tr:last-child td{border-bottom:none}table.data tr:hover td{background:#fafbfc}.btn{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;padding:8px 16px;border-radius:8px;border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;transition:background .12s,border-color .12s}.btn:hover{background:var(--bg);text-decoration:none}.btn--primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn--primary:hover{background:var(--primary-hover)}.btn--danger{background:var(--surface);border-color:var(--border);color:var(--danger)}.btn--danger:hover{background:#fef2f2;border-color:#fecaca}.btn--sm{padding:5px 10px;font-size:13px}.btn:disabled{opacity:.6;cursor:not-allowed}.badge{display:inline-block;font-size:12px;font-weight:600;padding:2px 9px;border-radius:999px;border:1px solid transparent}.badge--draft{background:#f3f4f6;color:#4b5563}.badge--published{background:#dcfce7;color:#15803d}.badge--archived{background:#fef3c7;color:#92400e}.form-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:18px;gap:18px}.field{display:flex;flex-direction:column;gap:6px}.field--full{grid-column:1/-1}.field label{font-size:13px;font-weight:600;color:#374151}.field .hint{font-size:12px;color:var(--muted);font-weight:400}.field input[type=date],.field input[type=email],.field input[type=number],.field input[type=password],.field input[type=text],.field input[type=url],.field select,.field textarea{width:100%;font-size:14px;font-family:inherit;padding:9px 12px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text)}.field textarea{min-height:90px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}.checks{display:flex;flex-wrap:wrap;gap:12px}.checks label{gap:6px;font-weight:400}.check-inline,.checks label{display:inline-flex;align-items:center;font-size:14px}.check-inline{gap:8px}.fieldset{border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;margin:0 0 20px}.fieldset>legend{font-size:13px;font-weight:700;color:var(--muted);padding:0 8px;text-transform:uppercase;letter-spacing:.03em}.form-actions{display:flex;gap:12px;align-items:center;margin-top:24px}.form-actions .spacer{flex:1 1}.alert{padding:12px 16px;border-radius:8px;font-size:14px;margin-bottom:16px}.alert--error{background:#fef2f2;border:1px solid #fecaca;color:var(--danger-hover)}.empty,.muted{color:var(--muted)}.empty{text-align:center;padding:48px 20px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:100%;max-width:380px;padding:32px}.login-card h1{font-size:20px;margin:0 0 4px}.login-card p.sub{margin:0 0 24px;color:var(--muted);font-size:14px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:16px;gap:16px;margin-bottom:28px}.stat{padding:20px}.stat .num{font-size:30px;font-weight:700}.stat .label{font-size:13px;color:var(--muted)}@media (max-width:640px){.form-grid{grid-template-columns:1fr}}