:root{--bg:#f6f7f9;--card:#ffffff;--border:#e3e6ea;--text:#1c2430;--muted:#6b7280;--accent:#2f6fed;--accent-hover:#2357c4;--danger:#d92d20;--radius:10px}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Apple SD Gothic Neo,Noto Sans KR,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5}a{color:var(--accent);text-decoration:none}.container{max-width:920px;margin:0 auto;padding:32px 20px 80px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.muted{color:var(--muted);font-size:13px}h1{font-size:22px;margin:0 0 4px}h2{font-size:16px;margin:0 0 12px}.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);background:#fff;color:var(--text);padding:8px 14px;border-radius:8px;font-size:14px;cursor:pointer;transition:background .15s,border-color .15s}.btn:hover{border-color:#c8cdd4}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn.primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn.danger{color:var(--danger);border-color:#f1c7c3}.btn.danger:hover{background:#fdf1f0;border-color:var(--danger)}.btn.small{padding:4px 10px;font-size:13px}input[type=number],input[type=password],input[type=text],input[type=url],select,textarea{width:100%;border:1px solid var(--border);border-radius:8px;padding:9px 11px;font-size:14px;font-family:inherit;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(47,111,237,.12)}label{font-weight:600;font-size:13px;display:block;margin-bottom:6px}.field{margin-bottom:16px}.row,.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.toolbar{justify-content:space-between;margin-bottom:20px}.notice-list{display:flex;flex-direction:column;gap:12px}.notice-item{display:flex;gap:16px;align-items:center;border:1px solid var(--border);border-radius:var(--radius);padding:12px;background:#fff}.notice-thumb{width:84px;height:48px;object-fit:cover;border-radius:6px;border:1px solid var(--border);background:#f0f2f5;flex-shrink:0}.notice-meta{flex:1 1;min-width:0}.notice-title{font-weight:600;margin-bottom:2px}.badge{display:inline-block;font-size:11px;padding:2px 8px;border-radius:999px;background:#eef2ff;color:#4338ca;margin-left:6px;vertical-align:middle}.badge.off{background:#f3f4f6;color:var(--muted)}.actions{display:flex;gap:6px;flex-shrink:0}.preview{max-width:100%;border:1px dashed var(--border);border-radius:8px;margin-top:8px}.error{color:var(--danger);font-size:13px;margin:8px 0}.grid-2{display:grid;grid-template-columns:1fr 1fr;grid-gap:14px;gap:14px}@media (max-width:640px){.grid-2{grid-template-columns:1fr}.notice-item{flex-direction:column;align-items:flex-start}.notice-thumb{width:100%;height:auto}}.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;padding:20px;z-index:100}.modal{background:#fff;border-radius:var(--radius);padding:24px;max-width:520px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.25)}code{background:#eef1f5;padding:2px 6px;border-radius:5px}code,pre{font-size:13px}pre{background:#1c2430;color:#e5e9f0;padding:14px;border-radius:8px;overflow-x:auto;line-height:1.6}