@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css");:root{color-scheme:light;--bg:#f1f5f9;--card:#ffffff;--text:#1e293b;--heading:#0f172a;--muted:#64748b;--line:#e2e8f0;--accent:#0d9488;--accent-hover:#0f766e;--accent-soft:#f0fdfa;--nav:#0f172a;--nav-line:#1e293b;--nav-text:#cbd5e1;--nav-muted:#94a3b8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Pretendard,-apple-system,BlinkMacSystemFont,system-ui,Malgun Gothic,sans-serif}h1,h2{color:var(--heading)}.muted{color:var(--muted)}.shell{display:flex;min-height:100vh}.content{flex:1 1;min-width:0}main{max-width:1280px;margin:0 auto;padding:40px 40px 56px}.sidebar{width:256px;flex-shrink:0;background:var(--nav);color:var(--nav-text);border-right:1px solid var(--nav-line);padding:20px;display:flex;flex-direction:column;justify-content:space-between;position:-webkit-sticky;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:8px;padding:12px 8px;margin-bottom:24px;border-bottom:1px solid var(--nav-line)}.logo{width:32px;height:32px;border-radius:8px;background:var(--accent);color:#fff;font-weight:900;font-size:13px;display:grid;place-items:center}.brand-name{font-size:20px;font-weight:900;color:#fff}.badge{font-size:10px;font-weight:700;padding:2px 8px;border-radius:4px;color:#5eead4;background:rgba(13,148,136,.3);border:1px solid rgba(20,184,166,.3)}.nav{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:500}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;color:var(--nav-muted)}a.nav-item{text-decoration:none}a.nav-item:hover{background:var(--nav-line);color:var(--nav-text)}.nav-item.active,a.nav-item.active:hover{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(0,0,0,.2)}.nav-item.soon{cursor:not-allowed}.nav-item em{margin-left:auto;font-size:11px;font-style:normal;color:#64748b}.nav-group{display:flex;flex-direction:column;gap:4px}.nav-parent{color:var(--nav-text);width:100%;border:0;background:transparent;font:inherit;text-align:left;cursor:pointer}.nav-parent:hover{background:var(--nav-line)}.nav-chevron{margin-left:auto;transition:transform .15s;transform:rotate(-90deg)}.nav-chevron.open{transform:rotate(0deg)}.nav-sub{margin-left:18px;padding:9px 14px;font-size:13px}.side-user{border-top:1px solid var(--nav-line);padding-top:20px;font-size:12px}.side-name{color:var(--nav-text);font-weight:600;font-size:14px}.side-email{color:#64748b;margin:2px 0 12px;word-break:break-all}.mobilebar{display:none;background:var(--nav);color:#fff;padding:12px 16px;justify-content:space-between;align-items:center}.page-head{margin-bottom:32px}.page-head h1{margin:0;font-size:24px;font-weight:900}.page-head p{margin:4px 0 0;font-size:14px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:0 1px 2px rgba(15,23,42,.05)}.metrics{display:grid;grid-gap:20px;gap:20px;margin-bottom:32px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}.metric-head{display:flex;justify-content:space-between;align-items:center;font-size:12px;font-weight:600;color:var(--muted)}.metric-value{margin-top:8px;font-size:24px;font-weight:900;color:#94a3b8}.metric-note{margin-top:8px;font-size:12px;font-weight:500;color:var(--muted)}.chip{width:32px;height:32px;border-radius:8px;display:grid;place-items:center}.chip.teal{background:#f0fdfa;color:#0d9488}.chip.sky{background:#f0f9ff;color:#0284c7}.chip.indigo{background:#eef2ff;color:#4f46e5}.panel{padding:0;overflow:hidden}.panel-head{padding:20px;border-bottom:1px solid #f1f5f9}.panel-head h2{margin:0;font-size:16px;font-weight:800}.panel-head p{margin:4px 0 0;font-size:12px}.notice h2{margin:0 0 8px;font-size:16px}.notice p{margin:0;font-size:14px}.table-wrap{overflow-x:auto}.table{width:100%;border-collapse:collapse;font-size:13px}.table th{text-align:left;color:var(--muted);font-weight:600;background:#f8fafc;border-bottom:1px solid var(--line)}.table td,.table th{padding:12px 20px;white-space:nowrap}.table td{border-bottom:1px solid #f1f5f9}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px}.empty,.mono{color:var(--muted)}.empty{padding:48px 20px;text-align:center;font-size:14px;background:#f8fafc}.panel-body{padding:20px}.tabs{display:flex;gap:4px;margin-bottom:24px;border-bottom:1px solid var(--line)}.tab{padding:10px 18px;font-size:14px;font-weight:600;color:var(--muted);text-decoration:none;border-bottom:2px solid transparent;margin-bottom:-1px}.tab:hover{color:var(--heading)}.tab.active{color:var(--accent-hover);border-bottom-color:var(--accent)}.panel-section{padding:20px;border-top:1px solid #f1f5f9}.panel-head+.panel-section{border-top:0}.panel-section h3{margin:0 0 4px;font-size:14px;font-weight:800;color:var(--heading)}.panel-section>.muted{margin:0 0 12px;font-size:12px}.section-gap{margin-top:32px}.section-gap-sm{margin-top:16px}.field-row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.field{display:flex;flex-direction:column;gap:4px;font-size:12px;font-weight:600;color:var(--muted)}.field.grow{flex:1 1;min-width:220px}.input{font:inherit;font-weight:400;color:var(--text);padding:7px 10px;border:1px solid var(--line);border-radius:12px;background:var(--card)}.year-input{width:96px}.hint{margin:12px 0 0;font-size:12px;color:var(--muted)}.result{margin-top:16px;padding:14px 16px;border-radius:12px;font-size:14px}.result p{margin:8px 0 0}.result ul{margin:6px 0 0;padding-left:20px}.result.ok{background:var(--accent-soft);border:1px solid #99f6e4}.result.bad{background:#fef2f2;border:1px solid #fecaca}.result .table-wrap{margin-top:12px;background:var(--card);border-radius:8px}.spinner{display:inline-block;width:28px;height:28px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--accent);animation:spin .8s linear infinite}.spinner.sm{width:14px;height:14px;border-width:2px;vertical-align:-2px;margin-right:6px}button.primary .spinner.sm{border-color:#fff rgba(255,255,255,.4) rgba(255,255,255,.4)}.page-loading{min-height:100vh}.content-loading,.page-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.content-loading{min-height:50vh}@keyframes spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.spinner{animation-duration:2s}}.center{min-height:100vh;display:grid;place-items:center;padding:16px}.center .card{width:100%;max-width:380px}.stack>*+*{margin-top:12px}button{font:inherit;padding:8px 14px;border-radius:12px;cursor:pointer;border:1px solid var(--line);background:var(--card);color:var(--text)}button.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700}button.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover)}button.on-dark{background:#1e293b;border-color:#334155;color:var(--nav-text);width:100%}button.on-dark:hover{background:#334155;color:#fff}button:disabled{opacity:.5;cursor:not-allowed}a.button{display:block;text-align:center;text-decoration:none;font-weight:700;padding:8px 14px;border-radius:12px;border:1px solid var(--line)}a.button.primary{background:var(--accent);border-color:var(--accent);color:#fff}a.button.primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}@media (max-width:767px){.sidebar{display:none}.mobilebar{display:flex}.mobilebar button{width:auto}main{padding:24px 16px 40px}}