:root{--bg: #ffffff;--surface: #f8f9fa;--surface2: #f1f3f4;--border: #dadce0;--border-focus: #1a73e8;--primary: #1a73e8;--primary-dark: #1557b0;--primary-light: #e8f0fe;--primary-text: #ffffff;--text: #202124;--muted: #5f6368;--dim: #80868b;--success: #34a853;--success-light: #e6f4ea;--error: #ea4335;--error-light: #fce8e6;--warning: #fbbc04;--warning-light: #fef7e0;--info-light: #e8f0fe;--s1: 4px;--s2: 8px;--s3: 12px;--s4: 16px;--s5: 24px;--s6: 32px;--s7: 48px;--s8: 64px;--radius-sm: 4px;--radius: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-1: 0 1px 2px rgba(60,64,67,.3), 0 1px 3px rgba(60,64,67,.15);--shadow-2: 0 1px 3px rgba(60,64,67,.3), 0 4px 8px rgba(60,64,67,.15);--shadow-3: 0 2px 6px rgba(60,64,67,.3), 0 8px 24px rgba(60,64,67,.15);--font: -apple-system, BlinkMacSystemFont, "Google Sans", "Segoe UI", Roboto, sans-serif;--font-mono: "Roboto Mono", "SFMono-Regular", Consolas, monospace;--max-w: 1200px;--content-w: 860px;--header-h: 64px;--ease: 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var(--border);border-radius:var(--radius-lg);padding:var(--s4);transition:border-color var(--transition),box-shadow var(--transition),transform var(--transition);cursor:pointer}.tool-card:hover{border-color:var(--primary);box-shadow:var(--shadow-2);transform:translateY(-1px)}.tool-card-icon{font-size:1.6rem;flex-shrink:0;width:44px;height:44px;background:var(--primary-light);border-radius:var(--radius);display:flex;align-items:center;justify-content:center}.tool-card-body{flex:1;min-width:0}.tool-card-title-row{display:flex;align-items:flex-start;gap:var(--s2);margin-bottom:2px}.tool-card-title{font-size:.9rem;font-weight:600;color:var(--text);line-height:1.3}.tool-card-badge{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;background:var(--success-light);color:var(--success);border-radius:var(--radius-full);padding:1px 7px;flex-shrink:0}.tool-card-desc{font-size:.78rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tool-card-arrow{color:var(--dim);flex-shrink:0;transition:color var(--transition),transform var(--transition)}.tool-card:hover .tool-card-arrow{color:var(--primary);transform:translate(2px)}.ad-slot{overflow:hidden;text-align:center}.ad-slot--top{min-height:90px;width:100%;margin:var(--s4) 0}.ad-slot--mid{min-height:100px;width:100%;margin:var(--s6) 0}.ad-slot--footer{min-height:90px;width:100%;margin:var(--s5) 0}.ad-slot--sidebar{min-height:300px;width:100%;position:sticky;top:calc(var(--header-h) + var(--s4))}.ad-slot--sticky-mobile{display:none}@media (max-width: 768px){.ad-slot--sticky-mobile{display:block;position:fixed;bottom:0;left:0;right:0;min-height:60px;background:var(--bg);border-top:1px solid var(--border);box-shadow:0 -2px 8px #3c40431f;z-index:90;padding:var(--s1) 0}}@media (max-width: 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12px;margin-bottom:12px}.calc-title{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:800;color:var(--text);letter-spacing:-.03em;margin-bottom:8px;line-height:1.2}.calc-sub{font-size:.97rem;color:var(--muted);line-height:1.6;max-width:600px}.calc-grid{display:grid;grid-template-columns:1fr 360px;gap:24px;align-items:start}.calc-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow-1)}.calc-card-title{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--dim);margin-bottom:20px}.calc-field{margin-bottom:22px}.calc-field:last-child{margin-bottom:0}.calc-label{display:flex;justify-content:space-between;align-items:baseline;font-size:.875rem;font-weight:600;color:var(--text);margin-bottom:8px}.calc-label-val{font-size:.95rem;font-weight:700;color:var(--primary)}.calc-input-row{display:flex;align-items:center;gap:10px;border:1.5px solid 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h2{font-size:1.2rem;font-weight:800;color:var(--text);letter-spacing:-.02em;margin:32px 0 10px}.calc-info h2:first-child{margin-top:0}.calc-info p{font-size:.9rem;color:var(--muted);line-height:1.75;margin-bottom:12px}.calc-info ul{padding-left:20px}.calc-info li{font-size:.9rem;color:var(--muted);line-height:1.75;margin-bottom:6px}@media (max-width: 860px){.calc-grid{grid-template-columns:1fr}.calc-results{order:-1}}@media (max-width: 480px){.calc-page{padding:24px 16px 60px}.calc-card{padding:20px}}.pdf-page{max-width:960px;margin:0 auto;padding:40px 24px 80px}.pdf-hero{margin-bottom:32px}.pdf-tag{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#e8710a;background:#fef3e2;border-radius:var(--radius-full);padding:3px 12px;margin-bottom:12px}.pdf-title{font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:800;color:var(--text);letter-spacing:-.03em;margin-bottom:8px;line-height:1.2}.pdf-sub{font-size:.97rem;color:var(--muted);line-height:1.6;max-width:600px}.pdf-dropzone{border:2px dashed var(--border);border-radius:var(--radius-xl);background:var(--surface);padding:48px 24px;text-align:center;cursor:pointer;transition:border-color var(--transition),background var(--transition);position:relative}.pdf-dropzone:hover,.pdf-dropzone.drag-over{border-color:#e8710a;background:#fef3e2}.pdf-dropzone input[type=file]{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer;width:100%;height:100%}.pdf-drop-icon{font-size:2.4rem;margin-bottom:12px}.pdf-drop-text{font-size:1rem;font-weight:600;color:var(--text);margin-bottom:4px}.pdf-drop-hint{font-size:.82rem;color:var(--muted)}.pdf-drop-btn{display:inline-block;margin-top:16px;padding:8px 22px;background:#e8710a;color:#fff;border-radius:var(--radius-full);font-size:.85rem;font-weight:700;cursor:pointer;border:none;font-family:var(--font);transition:background var(--transition)}.pdf-drop-btn:hover{background:#bf5c08}.pdf-file-list{display:flex;flex-direction:column;gap:8px;margin-top:16px}.pdf-file-item{display:flex;align-items:center;gap:12px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px 16px}.pdf-file-icon{font-size:1.4rem;flex-shrink:0}.pdf-file-info{flex:1;min-width:0}.pdf-file-name{font-size:.875rem;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pdf-file-meta{font-size:.75rem;color:var(--muted);margin-top:2px}.pdf-file-actions{display:flex;gap:4px;flex-shrink:0}.pdf-icon-btn{width:30px;height:30px;display:flex;align-items:center;justify-content:center;border:1px solid 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16px;font-size:.9rem;margin-bottom:12px}.dc-setup-info{margin-top:24px}.dc-setup-toggle{background:none;border:none;color:var(--muted);font-size:.85rem;font-weight:600;cursor:pointer;padding:0;transition:color .15s}.dc-setup-toggle:hover{color:var(--primary)}.dc-setup-body{margin-top:12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 24px}.dc-setup-warn{background:#fff8e1;border:1px solid #ffe082;color:#795548;border-radius:var(--radius);padding:10px 14px;font-size:.88rem;margin-bottom:16px}.dc-setup-body ol{padding-left:20px;margin:0}.dc-setup-body li{font-size:.88rem;color:var(--muted);margin-bottom:10px;line-height:1.6}.dc-setup-body a{color:var(--primary)}.dc-setup-body code{background:var(--border);border-radius:4px;padding:2px 6px;font-size:.82rem;font-family:monospace;word-break:break-all}.dc-setup-note{margin-top:16px;font-size:.83rem;color:var(--muted);border-top:1px solid var(--border);padding-top:12px;line-height:1.6}.dc-progress{display:flex;flex-direction:column;gap:16px}.dc-stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.dc-stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px;text-align:center}.dc-stat-val{display:block;font-size:2rem;font-weight:800;line-height:1;margin-bottom:4px}.dc-stat-label{font-size:.78rem;color:var(--muted);font-weight:600}.dc-stat--green .dc-stat-val{color:var(--success)}.dc-stat--blue .dc-stat-val{color:var(--primary)}.dc-stat--red .dc-stat-val{color:var(--error)}.dc-progress-bar-wrap{height:10px;background:var(--border);border-radius:999px;position:relative;overflow:hidden}.dc-progress-bar{height:100%;background:var(--primary);border-radius:999px;transition:width .4s ease;min-width:4px}.dc-progress-pct{position:absolute;right:0;top:-22px;font-size:.8rem;font-weight:700;color:var(--primary)}.dc-current{display:flex;align-items:center;gap:10px;font-size:.88rem;color:var(--muted)}.dc-current-spinner{width:16px;height:16px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:dc-spin .7s linear infinite;flex-shrink:0}@keyframes dc-spin{to{transform:rotate(360deg)}}.dc-done-banner{background:#e8f5e9;border:1px solid #a5d6a7;color:#2e7d32;border-radius:var(--radius);padding:14px 18px;font-weight:600;font-size:.95rem}.dc-cancelled-banner{background:#fff8e1;border:1px solid #ffe082;color:#795548;border-radius:var(--radius);padding:14px 18px;font-weight:600;font-size:.95rem}.dc-actions{display:flex;gap:10px;flex-wrap:wrap}.dc-cancel-btn{color:var(--error);border-color:var(--error)}.dc-cancel-btn:hover{background:var(--error-light)}.dc-log{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}.dc-log-header{padding:12px 16px;font-size:.82rem;font-weight:700;color:var(--muted);border-bottom:1px solid var(--border);display:flex;justify-content:space-between}.dc-log-body{max-height:420px;overflow-y:auto;font-size:.83rem;font-family:monospace}.dc-log-empty{padding:24px;text-align:center;color:var(--dim)}.dc-log-row{display:flex;align-items:center;gap:8px;padding:7px 14px;border-bottom:1px solid var(--border);line-height:1.3}.dc-log-row--skipped{background:#fafafa;color:var(--muted)}.dc-log-row--failed{background:#fff5f5}.dc-log-icon{font-size:.8rem;flex-shrink:0;width:14px}.dc-log-row--done .dc-log-icon{color:var(--success)}.dc-log-row--skipped .dc-log-icon{color:var(--dim)}.dc-log-row--failed .dc-log-icon{color:var(--error)}.dc-log-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.dc-log-size{color:var(--dim);flex-shrink:0}.dc-log-err{color:var(--error);font-size:.78rem;flex-shrink:0;max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media (max-width: 600px){.dc-hero{padding:40px 16px 32px}.dc-body{padding:20px 16px 48px}.dc-card{padding:16px}.dc-auth-row{flex-direction:column}.dc-auth-arrow{transform:rotate(90deg);align-self:center}.dc-stats-bar{grid-template-columns:repeat(2,1fr)}.dc-start-btn{font-size:.95rem}}.dc-info{max-width:860px;margin:48px auto 0;padding:0 24px 64px}.dc-info h2{font-size:1.2rem;font-weight:800;color:var(--text);margin:36px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border)}.dc-info h2:first-child{margin-top:0}.dc-info h3{font-size:1rem;font-weight:700;color:var(--text);margin:24px 0 8px}.dc-info p{font-size:.9rem;color:var(--muted);line-height:1.8;margin-bottom:12px}.dc-info strong{color:var(--text)}.dc-info a{color:var(--primary);text-decoration:underline}.dc-info code{background:var(--bg-alt, #f5f7ff);border:1px solid var(--border);border-radius:4px;padding:1px 5px;font-size:.83rem;color:var(--primary)}.vs-page{min-height:100vh;background:var(--bg);padding-bottom:64px}.vs-hero{max-width:860px;margin:0 auto;padding:56px 24px 32px;text-align:center}.vs-tag{display:inline-block;background:#e8f0fe;color:var(--primary);font-size:.75rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;padding:4px 12px;border-radius:99px;margin-bottom:16px}.vs-title{font-size:clamp(1.9rem,4vw,2.8rem);font-weight:900;letter-spacing:-.03em;line-height:1.1;color:var(--text);margin:0 0 14px}.vs-sub{font-size:1.05rem;color:var(--muted);line-height:1.6;max-width:560px;margin:0 auto}.vs-cta-banner{max-width:860px;margin:0 auto 32px;padding:0 24px}.vs-cta-banner>div:first-child{background:linear-gradient(135deg,#1a73e8,#1557b0);border-radius:12px 12px 0 0;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.vs-cta-text{display:flex;flex-direction:column;gap:2px}.vs-cta-text strong{color:#fff;font-size:1rem}.vs-cta-text span{color:#ffffffbf;font-size:.85rem}.vs-cta-links{background:var(--bg-card, #fff);border:1px solid var(--border);border-top:none;border-radius:0 0 12px 12px;padding:14px 20px;display:flex;flex-wrap:wrap;gap:8px}.vs-cta-chip{background:#e8f0fe;color:var(--primary);font-size:.82rem;font-weight:600;padding:5px 14px;border-radius:99px;text-decoration:none;transition:background .15s}.vs-cta-chip:hover{background:#d2e3fc}.vs-table-wrap{max-width:860px;margin:0 auto 40px;padding:0 24px;overflow-x:auto}.vs-table{width:100%;border-collapse:collapse;font-size:.88rem;border-radius:12px;overflow:hidden;box-shadow:0 1px 4px #00000012}.vs-table thead tr{background:var(--primary);color:#fff}.vs-table th{padding:12px 16px;text-align:left;font-weight:700;font-size:.82rem;letter-spacing:.02em}.vs-table th.vs-col-us{background:#1557b0}.vs-table th.vs-col-them{background:#444}.vs-table tbody tr{border-bottom:1px solid var(--border)}.vs-table tbody tr:last-child{border-bottom:none}.vs-table tbody tr:hover{background:#f8faff}.vs-table td{padding:10px 16px;color:var(--text);vertical-align:top}.vs-col-us{background:#f0f7ff;font-weight:600;color:#1557b0!important}.vs-col-them{color:var(--muted)!important}.vs-info{max-width:860px;margin:0 auto;padding:0 24px}.vs-info h2{font-size:1.2rem;font-weight:800;color:var(--text);margin:36px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border)}.vs-info h2:first-child{margin-top:0}.vs-info h3{font-size:1rem;font-weight:700;color:var(--text);margin:24px 0 8px}.vs-info p{font-size:.9rem;color:var(--muted);line-height:1.8;margin-bottom:12px}.vs-info strong{color:var(--text)}.vs-info a{color:var(--primary);text-decoration:underline}@media (max-width: 600px){.vs-cta-banner>div:first-child{flex-direction:column;align-items:flex-start}.vs-table th,.vs-table td{padding:8px 10px;font-size:.8rem}}