:root{--bg: #f8f9fb;--bg-card: #ffffff;--bg-muted: #f1f3f5;--border: #e6e8eb;--border-strong: #d0d5dd;--text: #101828;--text-secondary: #475467;--text-tertiary: #667085;--text-inverse: #ffffff;--accent: #111827;--accent-hover: #1f2937;--accent-soft: #f0f0f3;--primary: #3358ff;--primary-hover: #2446e0;--success: #067647;--success-bg: #ecfdf3;--warning: #b54708;--warning-bg: #fffaeb;--danger: #b42318;--danger-bg: #fef3f2;--info: #175cd3;--info-bg: #eff8ff;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .05);--shadow-md: 0 4px 12px rgba(16, 24, 40, .08);--shadow-lg: 0 12px 24px rgba(16, 24, 40, .1);--font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;--header-h: 56px;--content-max: 1280px;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;font-family:var(--font-sans);font-size:14px;line-height:1.5;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--primary);outline-offset:2px}button{font:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:var(--radius-pill)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.preview-banner{background:linear-gradient(90deg,#fff3cd,#ffe69c);border-bottom:1px solid #e6b800;color:#664d03;text-align:center;font-size:12.5px;font-weight:600;letter-spacing:.02em;padding:7px 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var(--space-lg)}}.header__brand{display:flex;align-items:center;gap:var(--space-sm);font-weight:650;font-size:15px;letter-spacing:-.02em;color:var(--text)}.header__brand-mark{width:28px;height:28px;border-radius:var(--radius-sm);background:var(--accent);color:var(--text-inverse);display:grid;place-items:center;font-size:12px;font-weight:700}.header__actions{display:flex;align-items:center;gap:var(--space-sm)}.header__auth{display:flex;align-items:center;gap:var(--space-sm);font-size:13px;color:var(--text-secondary)}.header__auth-dot{width:8px;height:8px;border-radius:50%;background:var(--success)}.header__auth-dot--anon{background:var(--text-tertiary)}.kpi-grid{display:grid;grid-template-columns:1fr;gap:var(--space-md)}@media(min-width:640px){.kpi-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.kpi-grid{grid-template-columns:repeat(4,1fr)}}.kpi-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-lg);display:flex;flex-direction:column;gap:var(--space-sm);box-shadow:var(--shadow-sm)}.kpi-card__label{font-size:12px;font-weight:500;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.04em}.kpi-card__value{font-size:28px;font-weight:700;letter-spacing:-.03em;line-height:1}.kpi-card__delta{font-size:12px;font-weight:500;display:inline-flex;align-items:center;gap:4px}.kpi-card__delta--up{color:var(--success)}.kpi-card__delta--down{color:var(--danger)}.kpi-card__delta--neutral{color:var(--text-tertiary)}.kpi-card__foot{font-size:12px;color:var(--text-tertiary)}.skeleton{background:linear-gradient(90deg,var(--bg-muted) 25%,#e9ecef 50%,var(--bg-muted) 75%);background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:var(--radius-sm)}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton--kpi{height:120px;border-radius:var(--radius-lg)}.filter-bar{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-md);display:flex;flex-wrap:wrap;gap:var(--space-sm);align-items:center;box-shadow:var(--shadow-sm)}.filter-bar__search{flex:1;min-width:200px;position:relative}.filter-bar__search input{width:100%;height:40px;padding:0 12px 0 36px;border:1px solid var(--border);border-radius:var(--radius-md);font-size:14px;background:var(--bg-card);color:var(--text)}.filter-bar__search input::placeholder{color:var(--text-tertiary)}.filter-bar__search-icon{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-tertiary);pointer-events:none}.select,.input-date{height:40px;padding:0 12px;border:1px solid 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.15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--accent);color:var(--text-inverse);border-color:var(--accent)}.btn--primary:hover:not(:disabled){background:var(--accent-hover)}.btn--secondary{background:var(--bg-card);color:var(--text);border-color:var(--border)}.btn--secondary:hover:not(:disabled){background:var(--bg-muted);border-color:var(--border-strong)}.btn--ghost{background:transparent;color:var(--text-secondary);border-color:transparent}.btn--ghost:hover:not(:disabled){background:var(--bg-muted);color:var(--text)}.btn--sm{height:32px;min-height:32px;padding:0 12px;font-size:13px}.chart-section{display:grid;grid-template-columns:1fr;gap:var(--space-md)}@media(min-width:900px){.chart-section{grid-template-columns:1fr 1fr}}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}.card__header{padding:var(--space-md) var(--space-lg);border-bottom:1px solid 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fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideIn{0%{transform:translate(100%)}to{transform:translate(0)}}.drawer__header{padding:var(--space-lg);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:var(--space-md)}.drawer__title{font-size:16px;font-weight:650;letter-spacing:-.02em}.drawer__body{flex:1;overflow-y:auto;padding:var(--space-lg);display:flex;flex-direction:column;gap:var(--space-md)}.drawer__field{display:flex;flex-direction:column;gap:4px}.drawer__label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-tertiary)}.drawer__value{font-size:14px;color:var(--text);word-break:break-word}.empty-state,.error-state,.auth-state{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-md);padding:var(--space-xl) 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