:root{color-scheme:light;--bg: #f4f7f5;--panel: #ffffff;--line: #dfe8e3;--text: #0f1728;--muted: #6b7280;--green: #22c55e;--green-soft: #e8f8ee;--red-soft: #fde8e8}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text)}button,input,select{font:inherit}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top right,rgba(34,197,94,.18),transparent 28%),var(--bg)}.auth-card,.panel,.stat-card,.list-card{background:var(--panel);border:1px solid var(--line);border-radius:24px;box-shadow:0 18px 50px #0f17280f}.auth-card{width:min(100%,480px);padding:32px}.auth-logo,.sidebar-logo{display:block;max-width:220px;height:auto}.eyebrow{color:#0a8f3f;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.auth-card h1,.topbar h1{margin:10px 0 8px;font-size:clamp(2rem,3vw,2.75rem);line-height:1}.auth-copy,.auth-footnote,.panel-header p,.user-cell span,.list-card p,.scan-meta span,.loading-strip{color:var(--muted)}.auth-form{display:grid;gap:16px;margin-top:24px}.auth-form label,.search-form{display:grid;gap:8px}input,select{width:100%;border:1px solid var(--line);border-radius:14px;padding:12px 14px;background:#fff}.primary-btn,.secondary-btn,.ghost-btn,.tab-btn{border:none;cursor:pointer;border-radius:14px;transition:.15s ease}.primary-btn,.secondary-btn{padding:12px 16px;font-weight:700}.primary-btn{background:var(--green);color:#fff}.secondary-btn{background:var(--green-soft);color:#0a8f3f}.ghost-btn{padding:12px 14px;background:transparent;color:var(--muted);text-align:left}.primary-btn:hover,.secondary-btn:hover,.ghost-btn:hover,.tab-btn:hover{transform:translateY(-1px)}.error-box{padding:12px 14px;border-radius:14px;background:var(--red-soft);color:#991b1b;border:1px solid #f6c7c7}.app-shell{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:100vh}.sidebar{padding:24px;border-right:1px solid var(--line);background:#ffffffc7;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);display:flex;flex-direction:column;gap:24px}.sidebar-group{display:grid;gap:8px}.sidebar-user{margin-top:auto;display:grid;gap:4px;padding:14px 16px;border:1px solid var(--line);border-radius:18px;background:#f7faf8}.sidebar-user strong{font-size:14px}.sidebar-user span{color:var(--muted);font-size:13px;word-break:break-word}.tab-btn{text-align:left;padding:12px 14px;background:transparent;color:var(--muted);font-weight:600}.tab-btn.active{background:var(--green-soft);color:#0a8f3f}.content{padding:24px}.topbar,.panel-header.spaced,.list-card-header,.metric-row,.scan-meta{display:flex;justify-content:space-between;gap:16px}.topbar{align-items:end;margin-bottom:24px}.section-grid{display:grid;gap:24px}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.stat-card{padding:20px}.stat-card span{display:block;color:var(--muted);font-size:14px}.stat-card strong{display:block;margin-top:10px;font-size:2rem}.panel{padding:20px}.panel-header{margin-bottom:18px}.panel-header h2,.list-card h3{margin:0;font-size:1.125rem}.trend-chart{display:grid;grid-template-columns:repeat(14,minmax(0,1fr));gap:12px;align-items:end;min-height:260px}.trend-column{display:grid;gap:8px;justify-items:center}.trend-bars{width:100%;min-height:220px;border-radius:18px;background:#f7faf8;border:1px solid var(--line);display:flex;align-items:end;justify-content:center;gap:6px;padding:14px 10px}.trend-bar{width:10px;border-radius:999px}.trend-bar.signups{background:#16a34a}.trend-bar.meals{background:#0ea5e9}.trend-bar.scans{background:#f59e0b}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:14px 12px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}th{color:var(--muted);font-size:13px;font-weight:700}.user-cell{display:grid;gap:4px}.list-grid{display:grid;gap:14px}.list-card{padding:18px}.pill{display:inline-flex;align-items:center;border-radius:999px;padding:6px 10px;background:#eef2ef;color:var(--muted);font-size:12px;font-weight:700}.pill-success{background:var(--green-soft);color:#0a8f3f}.pill-muted{background:#f3f4f6;color:#6b7280}.metric-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:16px 0}.metric-row dt{color:var(--muted);font-size:12px}.metric-row dd{margin:6px 0 0;font-weight:700}.page-error,.loading-strip{margin-bottom:16px}code{background:#f5f7f6;border-radius:8px;padding:2px 6px}@media(max-width:980px){.app-shell{grid-template-columns:1fr}.sidebar{border-right:none;border-bottom:1px solid var(--line)}.sidebar-group{grid-template-columns:repeat(5,minmax(0,1fr))}.content{padding:16px}}@media(max-width:720px){.topbar,.panel-header.spaced,.search-form,.metric-row{display:grid}.sidebar-group{grid-template-columns:repeat(2,minmax(0,1fr))}.trend-chart{overflow:auto;grid-template-columns:repeat(14,72px);padding-bottom:4px}}