:root{--bg: #f5f6f8;--panel: #ffffff;--text: #172033;--muted: #647084;--line: #d9dee8;--primary: #5564c7;--primary-dark: #404da5;--primary-glow: #7b86d6;--primary-violet: #a68ad2;--danger: #ba2d2d;--ok: #2f7d4e;--warn: #a96d00}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Microsoft YaHei,sans-serif;overflow:hidden}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{height:100vh;display:grid;grid-template-columns:250px minmax(0,1fr);overflow:hidden}.sidebar{background:#252735;color:#f7fafc;padding:24px 18px;overflow-y:auto}.brand{font-size:18px;font-weight:700;margin-bottom:28px}.nav{display:grid;gap:8px}.nav button{display:flex;align-items:center;gap:9px;min-height:40px;border-radius:6px;padding:0 10px;color:#d9dbea;background:transparent;border:0;width:100%;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:14px}.nav button:hover,.nav button.active{background:linear-gradient(90deg,#5564c775,#7b86d629);color:#fff}.main{min-width:0;min-height:0;overflow-y:auto;padding:24px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.language-switch{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--panel)}.language-switch button{border:0;background:transparent;color:var(--muted);padding:7px 11px}.language-switch button.active{color:#fff;background:var(--primary)}.login-language-switch{justify-self:end}.file-picker{display:flex;align-items:center;gap:10px;min-height:38px}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;clip-path:inset(50%)}.title{margin:0;font-size:24px;line-height:1.2}.compact-title{margin:0 0 14px;font-size:18px;line-height:1.3}.subtitle{color:var(--muted);margin-top:6px;font-size:14px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px}.grid{display:grid;gap:16px}.grid.two{grid-template-columns:minmax(0,1fr) minmax(320px,.45fr)}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.machine-metric strong{display:inline;font-size:inherit;margin:0}.machine-metric>div{display:flex;justify-content:space-between;gap:12px;margin-top:8px}.chart-legend,.table-machine-filter{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.chart-legend span{display:inline-flex;align-items:center;gap:5px;color:var(--muted);font-size:13px}.chart-legend i{width:18px;height:3px;border-radius:2px}.table-machine-filter{margin-bottom:12px}.table-toolbar{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;flex-wrap:wrap}.table-toolbar 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rgba(85,100,199,.22))}.redemption-progress-center{fill:#fff}.redemption-progress-number{fill:#404da5;font-size:15px;font-weight:800}.redemption-progress-unit{fill:#64748b;font-size:10px;font-weight:700}.metric{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px}.panel-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.chart-panel{min-width:0}.duration-chart{display:block;width:100%;height:260px;margin-top:8px;overflow:visible}.chart-axis,.chart-grid-line{stroke:var(--line);stroke-width:1}.chart-grid-line{stroke-dasharray:4 5}.chart-line{fill:none;stroke:var(--primary);stroke-width:3;stroke-linejoin:round;stroke-linecap:round}.chart-point{fill:var(--panel);stroke:var(--primary-dark);stroke-width:2}.chart-point:hover{fill:var(--primary);cursor:pointer}.chart-label{fill:var(--muted);font-size:12px}.chart-tooltip rect{fill:#1f2937;opacity:.96}.chart-tooltip text{fill:#fff;font-size:12px}.filter-bar{display:flex;align-items:end;gap:12px;flex-wrap:wrap}.filter-bar .field{margin:0;min-width:160px}.filter-bar .filter-url{min-width:320px;flex:1}.filter-timezone{color:var(--muted);font-size:13px;padding-bottom:10px}.url-cell{max-width:320px;overflow-wrap:anywhere}.settings-video-preview{display:block;width:min(100%,360px);aspect-ratio:16 / 9;object-fit:cover;background:#111;border-radius:6px}.settings-video-preview+.button{margin-top:10px}.fallback-video{padding-top:16px;border-top:1px solid var(--line)}.hidden-rule-primary,.gold-card-override{display:grid;gap:12px;padding:16px;border:1px solid var(--line);border-radius:8px}.hidden-rule-primary{background:linear-gradient(135deg,#f7f8ff,#fff);border-color:#d9ddff}.gold-card-override{background:#fffdf7;border-style:dashed}.settings-section-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.settings-section-heading 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9px;font-size:12px;background:#edf2f7;color:#394456}.badge.ok{background:#e6f4ec;color:var(--ok)}.badge.warn{background:#fff5dc;color:var(--warn)}.preview{width:68px;height:88px;border-radius:6px;border:1px solid var(--line);background:#eef2f6;object-fit:contain;flex:0 0 auto}.preview-button{padding:0;border:0;background:transparent;line-height:0;border-radius:6px}.preview-button:hover .preview{border-color:var(--primary);box-shadow:0 0 0 2px #5564c729}.image-preview-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:grid;place-items:center;padding:24px;background:#000000ad}.image-preview-modal{position:relative;display:grid;place-items:center;width:min(90vw,760px);height:min(90vh,860px);padding:18px;border-radius:10px;background:var(--panel);box-shadow:0 20px 60px #00000059}.image-preview-modal 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