:root{--color-bg: #f8f9fa;--color-surface: #ffffff;--color-primary: #2563eb;--color-primary-light: #dbeafe;--color-text: #1f2937;--color-text-secondary: #6b7280;--color-border: #e5e7eb;--color-success: #10b981;--color-error: #ef4444;--radius: 8px;--shadow: 0 1px 3px rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6}.container{max-width:960px;margin:0 auto;padding:24px 16px}header{text-align:center;margin-bottom:32px}.header-tools{display:flex;justify-content:flex-end;align-items:center;gap:8px;margin-bottom:8px;font-size:12px;color:var(--color-text-secondary)}.header-tools select{border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);border-radius:6px;padding:4px 8px;font-size:12px}header h1{font-size:24px;font-weight:700;margin-bottom:8px}header p{color:var(--color-text-secondary);font-size:14px}.privacy-badge{display:inline-block;margin-top:8px;padding:4px 12px;background:#ecfdf5;color:var(--color-success);border-radius:16px;font-size:12px;font-weight:600}.notice-panel{margin-bottom:16px;padding:14px 16px;border:1px solid #f59e0b;background:#fffbeb;border-radius:var(--radius)}.notice-panel h2{font-size:14px;margin-bottom:8px;color:#92400e}.notice-panel ul{margin-left:16px;color:#78350f;font-size:13px;line-height:1.5}.notice-panel li+li{margin-top:4px}.legal-panel{margin-bottom:20px;padding:14px 16px;border:1px solid #d1d5db;background:#f9fafb;border-radius:var(--radius)}.legal-panel h2{font-size:14px;margin-bottom:8px;color:#111827}.legal-panel ul{margin-left:16px;color:#374151;font-size:13px;line-height:1.5}.legal-panel li+li{margin-top:4px}.legal-panel a{color:var(--color-primary);font-weight:600;text-decoration:none}.legal-panel a:hover{text-decoration:underline}#upload-zone{border:2px dashed var(--color-border);border-radius:var(--radius);padding:48px 24px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s;background:var(--color-surface)}#upload-zone:hover,#upload-zone.drag-over{border-color:var(--color-primary);background:var(--color-primary-light)}#upload-zone .upload-icon{font-size:48px;margin-bottom:12px}#upload-zone p{color:var(--color-text-secondary);font-size:14px}#file-input{display:none}.settings-panel{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:16px;margin-top:16px}.settings-panel summary{cursor:pointer;font-weight:600;font-size:14px;color:var(--color-text-secondary)}.settings-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;margin-top:12px}.settings-grid label{font-size:12px;color:var(--color-text-secondary);display:block;margin-bottom:4px}.settings-grid input{width:100%;padding:6px 8px;border:1px solid var(--color-border);border-radius:4px;font-size:14px}#progress-section{display:none;margin-top:24px;background:var(--color-surface);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.progress-track{background:var(--color-bg);border-radius:4px;height:8px;overflow:hidden}#progress-bar{background:var(--color-primary);height:100%;width:0%;transition:width .2s;border-radius:4px}#progress-text{font-size:13px;color:var(--color-text-secondary);margin-top:8px}#results-section{display:none;margin-top:24px}#summary-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;margin-bottom:24px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:12px;text-align:center;box-shadow:var(--shadow)}.card-label{font-size:11px;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}.card-value{font-size:20px;font-weight:700;color:var(--color-text)}.chart-container{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:16px;margin-bottom:16px;box-shadow:var(--shadow)}.chart-container h3{font-size:14px;font-weight:600;margin-bottom:8px;color:var(--color-text-secondary)}#export-section{display:none;margin-top:24px;text-align:center}.btn{display:inline-block;padding:10px 24px;background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius);font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.btn:hover{background:#1d4ed8}@media(max-width:600px){.container{padding:16px 12px}.header-tools{justify-content:center}#summary-cards{grid-template-columns:repeat(2,1fr)}.settings-grid{grid-template-columns:1fr 1fr}}.tooltip-anchor{cursor:help;position:relative}.tooltip-anchor:after{content:attr(data-tooltip);position:absolute;left:50%;top:calc(100% + 8px);transform:translate(-50%);min-width:180px;max-width:320px;padding:8px 10px;border-radius:6px;background:#111827;color:#f9fafb;font-size:12px;font-weight:500;line-height:1.35;text-transform:none;letter-spacing:normal;white-space:normal;text-align:left;box-shadow:0 10px 20px #0000002e;opacity:0;visibility:hidden;pointer-events:none;z-index:30;transition:opacity .14s ease,visibility .14s ease}.tooltip-anchor:before{content:"";position:absolute;left:50%;top:calc(100% + 2px);transform:translate(-50%);border:6px solid transparent;border-bottom-color:#111827;opacity:0;visibility:hidden;pointer-events:none;z-index:31;transition:opacity .14s ease,visibility .14s ease}.tooltip-anchor:hover:after,.tooltip-anchor:focus-visible:after,.tooltip-anchor.is-tooltip-open:after,.tooltip-anchor:hover:before,.tooltip-anchor:focus-visible:before,.tooltip-anchor.is-tooltip-open:before{opacity:1;visibility:visible}.tooltip-anchor:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.info-icon{display:inline-block;width:12px;height:12px;font-size:10px;line-height:12px;text-align:center;border-radius:50%;background:#e5e7eb;color:#9ca3af;margin-left:4px;cursor:pointer}@media(max-width:600px){.tooltip-anchor:after{left:0;transform:none;max-width:min(300px,calc(100vw - 40px))}.tooltip-anchor:before{left:12px;transform:none}}