:root{--bg:#0d0f12;--surface:#16191f;--border:#272b33;--text:#e6e8eb;--muted:#8b93a1;--accent:#f5853f;--accent-text:#1a1208;--danger:#e5534b;--ok:#3fb950}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Hiragino Sans,Noto Sans JP,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}.center{min-height:100vh;display:grid;place-items:center;padding:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:28px;width:100%;max-width:360px;display:flex;flex-direction:column;gap:14px}.card h1{margin:0 0 4px;font-size:20px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}input,select{background:#0f1216;border:1px solid var(--border);border-radius:8px;color:var(--text);padding:10px 12px;font-size:14px}input:-moz-read-only{opacity:.6}input:read-only{opacity:.6}button{background:var(--accent);color:var(--accent-text);border:none;border-radius:8px;padding:10px 14px;font-size:14px;font-weight:600;cursor:pointer}button:disabled{opacity:.5;cursor:default}button.link{background:none;color:var(--muted);padding:0;font-weight:400;text-decoration:underline}button.ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.error{color:var(--danger)}.error,.hint{font-size:13px;margin:0}.hint{color:var(--muted)}.shell{min-height:100vh}.topbar{justify-content:space-between;padding:12px 20px;border-bottom:1px solid var(--border);background:var(--surface);position:-webkit-sticky;position:sticky;top:0;z-index:10}.nav,.topbar{display:flex;align-items:center}.nav{gap:18px}.brand{font-weight:700}.nav a{color:var(--muted);font-size:14px}.nav a:hover{color:var(--text)}.who{color:var(--muted);margin-right:12px;font-size:13px}.content{padding:24px 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10px;font-size:13px}.empty{color:var(--muted);padding:24px;text-align:center}.username-form{display:flex;align-items:center;gap:8px}.username-input{width:160px;padding:6px 10px;font-size:13px}.flash{margin:0 0 16px;padding:10px 14px;border-radius:8px;border:1px solid var(--ok);color:var(--ok);background:rgba(63,185,80,.08);font-size:13px}.kpi-heading{margin:28px 0 12px;font-size:15px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:12px;gap:12px}.stat{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 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0;opacity:.85}.chart-axis{display:flex;justify-content:space-between;margin-top:6px;font-size:11px;color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.funnel{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:16px;display:flex;flex-direction:column;gap:10px;margin-bottom:8px}.funnel-step{display:grid;grid-template-columns:110px 1fr 220px;align-items:center;grid-gap:12px;gap:12px}.funnel-label{color:var(--muted);font-size:13px}.funnel-track{background:#0f1216;border-radius:6px;height:18px;overflow:hidden}.funnel-bar{height:100%;background:var(--accent);border-radius:6px 0 0 6px;opacity:.85}.funnel-value{font-size:13px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.funnel-rate{color:var(--muted);font-size:12px}.mini-table{width:100%;border:none;background:transparent;border-radius:0}.mini-table td{padding:3px 0;border-bottom:none;font-size:12px;color:var(--muted)}.mini-table td.mono{text-align:right;color:var(--text)}@media (max-width:720px){.topbar{padding:10px 12px;gap:10px}.nav{gap:14px;flex:1 1;min-width:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}.brand,.nav a{white-space:nowrap}.nav a{padding:6px 0}.who{display:none}.content{padding:16px 12px}input,select{font-size:16px}.toolbar{flex-direction:column;align-items:stretch}.toolbar label{min-width:0}.toolbar button{width:100%}table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}td,th{white-space:nowrap}.row-action button{padding:10px 14px}.username-input{width:140px;font-size:16px}.funnel-step{grid-template-columns:90px 1fr}}