@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-primary: #F8FAFC;--bg-secondary: #FFFFFF;--bg-tertiary: #F1F5F9;--bg-card: #FFFFFF;--bg-input: #FFFFFF;--bg-hover: #F1F5F9;--bg-accent: #EFF6FF;--text-primary: #0F172A;--text-secondary: #475569;--text-tertiary: #94A3B8;--text-inverse: #FFFFFF;--border-primary: #E2E8F0;--border-secondary: #CBD5E1;--border-focus: #3B82F6;--accent-primary: #3B82F6;--accent-primary-hover: #2563EB;--accent-primary-light: #DBEAFE;--accent-gradient: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);--color-success: #10B981;--color-success-bg: #D1FAE5;--color-warning: #F59E0B;--color-warning-bg: #FEF3C7;--color-error: #EF4444;--color-error-bg: #FEE2E2;--color-info: #3B82F6;--color-info-bg: #DBEAFE;--savings-color: #10B981;--savings-bg: linear-gradient(135deg, #059669 0%, #10B981 100%);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(0, 0, 0, .06);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .08);--shadow-xl: 0 12px 40px rgba(0, 0, 0, .1);--shadow-card: 0 1px 3px rgba(0, 0, 0, .04), 0 4px 12px rgba(0, 0, 0, .03);--shadow-card-hover: 0 4px 16px rgba(0, 0, 0, .08);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira Code", "Consolas", monospace;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .4s cubic-bezier(.4, 0, .2, 1);--chart-blue: #3B82F6;--chart-purple: #8B5CF6;--chart-green: #10B981;--chart-orange: #F59E0B;--chart-red: #EF4444;--chart-teal: #14B8A6;--chart-pink: #EC4899}[data-theme=dark]{--bg-primary: #0B0F1A;--bg-secondary: #111827;--bg-tertiary: #1E293B;--bg-card: #151C2C;--bg-input: #1E293B;--bg-hover: #1E293B;--bg-accent: #1E293B;--text-primary: #F1F5F9;--text-secondary: #94A3B8;--text-tertiary: #64748B;--text-inverse: #0F172A;--border-primary: #1E293B;--border-secondary: #334155;--border-focus: #3B82F6;--accent-primary: #60A5FA;--accent-primary-hover: #3B82F6;--accent-primary-light: #1E3A5F;--color-success: #34D399;--color-success-bg: #064E3B;--color-warning: #FBBF24;--color-warning-bg: #78350F;--color-error: #F87171;--color-error-bg: #7F1D1D;--color-info: #60A5FA;--color-info-bg: #1E3A5F;--savings-color: #34D399;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 12px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .4);--shadow-xl: 0 12px 40px rgba(0, 0, 0, .5);--shadow-card: 0 1px 3px rgba(0, 0, 0, .2), 0 4px 12px rgba(0, 0, 0, .15);--shadow-card-hover: 0 4px 16px rgba(0, 0, 0, .3)}.site-wrapper{min-height:100vh;display:flex;flex-direction:column}.site-content{flex:1}.site-nav{position:sticky;top:0;z-index:100;background:var(--bg-card);border-bottom:1px solid var(--border-primary);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.site-nav-inner{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 var(--space-xl);height:56px}.site-nav-brand{display:flex;align-items:center;gap:var(--space-sm);text-decoration:none}.site-nav-logo{width:34px;height:34px;background:var(--accent-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px}.site-nav-title{font-size:1.1rem;font-weight:700;color:var(--text-primary);line-height:1.1}.site-nav-sub{font-size:.6rem;color:var(--text-tertiary);letter-spacing:.04em}.site-nav-links{display:flex;align-items:center;gap:2px}.site-nav-link{padding:6px 14px;font-size:.82rem;font-weight:500;color:var(--text-secondary);text-decoration:none;border-radius:var(--radius-sm);transition:all var(--transition-fast);white-space:nowrap}.site-nav-link:hover{color:var(--accent-primary);background:var(--bg-tertiary)}.site-nav-link.active{color:var(--accent-primary);background:var(--bg-accent);font-weight:600}.nav-mobile-toggle{display:none;background:none;border:none;font-size:1.4rem;color:var(--text-primary);cursor:pointer;padding:4px}.site-footer{background:var(--bg-secondary);border-top:1px solid var(--border-primary);padding:var(--space-2xl) var(--space-xl);margin-top:auto}.site-footer-inner{max-width:1400px;margin:0 auto}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-xl);margin-bottom:var(--space-xl)}.footer-brand{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-md)}.footer-desc{font-size:.82rem;color:var(--text-tertiary);line-height:1.6}.footer-heading{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-secondary);margin-bottom:var(--space-md)}.footer-col{display:flex;flex-direction:column}.footer-link{font-size:.82rem;color:var(--text-tertiary);text-decoration:none;padding:4px 0;transition:color var(--transition-fast);cursor:pointer}.footer-link:hover{color:var(--accent-primary)}.footer-bottom{border-top:1px solid var(--border-primary);padding-top:var(--space-lg);text-align:center;font-size:.75rem;color:var(--text-tertiary)}.footer-disclaimer{margin-top:var(--space-sm);font-size:.7rem;color:var(--text-tertiary);opacity:.7}.page-container{max-width:1300px;margin:0 auto;padding:var(--space-xl)}.page-header{text-align:center;margin-bottom:var(--space-2xl);padding:var(--space-xl) 0}.page-header h1{font-size:2.2rem;font-weight:800;color:var(--text-primary);margin-bottom:var(--space-sm)}.page-header p{font-size:1rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.calc-layout{display:grid;grid-template-columns:380px 1fr;gap:var(--space-xl);align-items:start}.calc-left{position:sticky;top:80px}.calc-right{display:flex;flex-direction:column;gap:var(--space-xl);min-width:0}.hero-section{text-align:center;padding:80px 20px 60px;background:linear-gradient(165deg,var(--bg-accent),var(--bg-card));border-radius:0 0 var(--radius-lg) var(--radius-lg)}.hero-content{max-width:720px;margin:0 auto}.hero-title{font-size:2.8rem;font-weight:800;color:var(--text-primary);line-height:1.2;margin-bottom:var(--space-lg)}.hero-highlight{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.08rem;color:var(--text-secondary);line-height:1.7;margin-bottom:var(--space-xl)}.hero-cta{display:flex;gap:var(--space-md);justify-content:center;flex-wrap:wrap}.btn-primary{display:inline-flex;align-items:center;gap:var(--space-sm);padding:12px 28px;background:var(--accent-gradient);color:#fff;border:none;border-radius:var(--radius-md);font-family:var(--font-family);font-size:.95rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all var(--transition-fast);box-shadow:0 4px 14px #3b82f64d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #3b82f666}.btn-secondary{display:inline-flex;align-items:center;gap:var(--space-sm);padding:12px 28px;background:var(--bg-card);color:var(--text-primary);border:1.5px solid var(--border-primary);border-radius:var(--radius-md);font-family:var(--font-family);font-size:.95rem;font-weight:600;text-decoration:none;cursor:pointer;transition:all var(--transition-fast)}.btn-secondary:hover{border-color:var(--accent-primary);color:var(--accent-primary);transform:translateY(-2px)}.hero-stats{display:flex;justify-content:center;gap:var(--space-2xl);margin-top:var(--space-2xl)}.hero-stat{text-align:center}.hero-stat-value{font-size:1.5rem;font-weight:800;color:var(--accent-primary)}.hero-stat-label{font-size:.72rem;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.06em;font-weight:600;margin-top:4px}.features-section,.info-section{padding:var(--space-2xl) var(--space-xl)}.section-title{font-size:1.6rem;font-weight:700;color:var(--text-primary);text-align:center;margin-bottom:var(--space-sm)}.section-subtitle{font-size:.95rem;color:var(--text-tertiary);text-align:center;margin-bottom:var(--space-xl)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg);max-width:1200px;margin:0 auto}.feature-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-lg);padding:var(--space-xl);text-decoration:none;transition:all var(--transition-base);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent, var(--accent-primary));transform:scaleX(0);transition:transform var(--transition-base)}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}.feature-card:hover:before{transform:scaleX(1)}.feature-icon{font-size:2.2rem;margin-bottom:var(--space-md)}.feature-title{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-sm)}.feature-desc{font-size:.85rem;color:var(--text-secondary);line-height:1.6;margin-bottom:var(--space-md)}.feature-link{font-size:.82rem;font-weight:600;color:var(--accent, var(--accent-primary))}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-lg);max-width:1200px;margin:0 auto}.info-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-lg);padding:var(--space-lg)}.info-card h3{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-sm)}.info-card p{font-size:.85rem;color:var(--text-secondary);line-height:1.6}.vs-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xl)}.vs-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-lg);padding:var(--space-xl)}.vs-card.emi-side{border-top:3px solid #3B82F6}.vs-card.sip-side{border-top:3px solid #10B981}.vs-icon{font-size:2rem;margin-bottom:var(--space-md)}.vs-card h2{font-size:1.2rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-md)}.vs-card p{font-size:.88rem;color:var(--text-secondary);line-height:1.6;margin-bottom:var(--space-md)}.vs-card ul{list-style:none;padding:0}.vs-card ul li{padding:6px 0;font-size:.85rem;color:var(--text-secondary);border-bottom:1px solid var(--border-primary)}.vs-card ul li:last-child{border-bottom:none}.vs-projection{display:grid;grid-template-columns:1fr auto 1fr;gap:var(--space-lg);align-items:center;margin:var(--space-xl) 0}.vs-proj-card{background:var(--bg-tertiary);border-radius:var(--radius-lg);padding:var(--space-lg)}.vs-proj-card.highlight-card{background:var(--color-success-bg);border:1px solid var(--color-success)}.vs-proj-card h3{font-size:.95rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-md)}.vs-proj-metric{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid var(--border-primary)}.vs-proj-metric:last-child{border-bottom:none}.vs-proj-label{font-size:.78rem;color:var(--text-tertiary);font-weight:600}.vs-proj-value{font-size:1.05rem;font-weight:700;color:var(--text-primary)}.vs-proj-vs{font-size:1.4rem;font-weight:800;color:var(--text-tertiary)}.blog-controls{display:flex;flex-wrap:wrap;gap:var(--space-md);margin-bottom:var(--space-xl);align-items:center}.blog-search{max-width:300px}.blog-categories{display:flex;gap:4px;flex-wrap:wrap}.blog-cat-btn{padding:5px 14px;background:var(--bg-tertiary);border:1px solid var(--border-primary);border-radius:var(--radius-full);font-family:var(--font-family);font-size:.75rem;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}.blog-cat-btn:hover{border-color:var(--accent-primary);color:var(--accent-primary)}.blog-cat-btn.active{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-lg)}.blog-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-lg);text-decoration:none;overflow:hidden;transition:all var(--transition-base)}.blog-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card-hover)}.blog-card-image{height:120px;background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;font-size:3rem}.blog-card-body{padding:var(--space-lg)}.blog-card-meta{display:flex;align-items:center;gap:var(--space-sm);font-size:.7rem;color:var(--text-tertiary);margin-bottom:var(--space-sm)}.blog-card-cat{background:var(--accent-primary);color:#fff;padding:2px 8px;border-radius:var(--radius-full);font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.blog-card-title{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-sm);line-height:1.4}.blog-card-excerpt{font-size:.82rem;color:var(--text-secondary);line-height:1.5;margin-bottom:var(--space-md)}.blog-card-link{font-size:.8rem;font-weight:600;color:var(--accent-primary)}.blog-empty{text-align:center;padding:var(--space-2xl);color:var(--text-tertiary);font-size:.95rem}.blog-pagination{display:flex;justify-content:center;gap:var(--space-sm);margin-top:var(--space-xl)}.blog-page-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-sm);font-family:var(--font-family);font-size:.82rem;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}.blog-page-btn.active{background:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.blog-detail{max-width:800px;margin:0 auto}.blog-detail-header{margin-bottom:var(--space-xl)}.blog-back{display:inline-block;font-size:.82rem;color:var(--accent-primary);text-decoration:none;margin-bottom:var(--space-md);font-weight:600}.blog-back:hover{text-decoration:underline}.blog-detail-header h1{font-size:2rem;font-weight:800;color:var(--text-primary);line-height:1.3;margin:var(--space-sm) 0}.blog-detail-meta{display:flex;gap:var(--space-sm);font-size:.82rem;color:var(--text-tertiary)}.blog-detail-content{font-size:.92rem;color:var(--text-secondary);line-height:1.8}.blog-detail-content h2{font-size:1.3rem;font-weight:700;color:var(--text-primary);margin:var(--space-xl) 0 var(--space-md)}.blog-detail-content h3{font-size:1.05rem;font-weight:600;color:var(--text-primary);margin:var(--space-lg) 0 var(--space-sm)}.blog-detail-content p{margin-bottom:var(--space-md)}.blog-detail-content li{margin-bottom:var(--space-sm);padding-left:var(--space-sm)}.blog-share{display:flex;align-items:center;gap:var(--space-md);margin-top:var(--space-xl);padding-top:var(--space-lg);border-top:1px solid var(--border-primary)}.share-btn{padding:6px 14px;background:var(--bg-tertiary);border-radius:var(--radius-sm);font-size:.78rem;font-weight:600;color:var(--text-secondary);text-decoration:none;transition:all var(--transition-fast)}.share-btn:hover{background:var(--accent-primary);color:#fff}.about-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-xl)}.about-card{background:var(--bg-card);border:1px solid var(--border-primary);border-radius:var(--radius-lg);padding:var(--space-xl)}.about-icon{font-size:2rem;margin-bottom:var(--space-md)}.about-card h2{font-size:1.2rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-md)}.about-card p{font-size:.88rem;color:var(--text-secondary);line-height:1.6;margin-bottom:var(--space-sm)}.about-card ul{list-style:none;padding:0;margin-top:var(--space-md)}.about-card ul li{padding:6px 0;font-size:.85rem;color:var(--text-secondary);border-bottom:1px solid var(--border-primary)}.about-card ul li:last-child{border-bottom:none}@media(max-width:1023px){.calc-layout{grid-template-columns:1fr}.calc-left{position:static}.features-grid,.info-grid,.vs-grid,.about-grid,.vs-projection{grid-template-columns:1fr}.vs-proj-vs{text-align:center}.footer-grid{grid-template-columns:1fr 1fr;gap:var(--space-lg)}.hero-title{font-size:2rem}}@media(max-width:599px){.site-nav-inner{padding:0 var(--space-md)}.nav-mobile-toggle{display:block}.site-nav-links{display:none;position:absolute;top:56px;left:0;right:0;background:var(--bg-card);border-bottom:1px solid var(--border-primary);flex-direction:column;padding:var(--space-md);box-shadow:var(--shadow-lg)}.site-nav-links.open{display:flex}.site-nav-link{padding:10px 16px;border-radius:var(--radius-sm)}.hero-title{font-size:1.6rem}.hero-stats{gap:var(--space-lg)}.page-header h1{font-size:1.6rem}.blog-grid,.footer-grid,.about-grid{grid-template-columns:1fr}}.tax-recommendation{background:var(--color-success-bg);border:1px solid var(--color-success);border-radius:var(--radius-lg);padding:var(--space-lg);text-align:center}.tax-rec-badge{font-size:1.1rem;font-weight:700;color:var(--color-success);margin-bottom:var(--space-xs)}.tax-rec-savings{font-size:.85rem;color:var(--text-secondary)}.tax-compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xl)}.tax-col{background:var(--bg-card);border:1.5px solid var(--border-primary);border-radius:var(--radius-lg);padding:var(--space-lg);transition:all var(--transition-fast)}.tax-col.winner{border-color:var(--color-success);box-shadow:0 0 0 2px var(--color-success-bg)}.tax-col-title{font-size:1rem;font-weight:700;text-align:center;padding-bottom:var(--space-md);margin-bottom:var(--space-md);border-bottom:2px solid var(--border-primary)}.tax-col-title.new-tag{color:var(--accent-primary)}.tax-col-title.old-tag{color:#f59e0b}.tax-row{display:flex;justify-content:space-between;align-items:center;padding:7px 0;font-size:.82rem;color:var(--text-secondary);border-bottom:1px solid var(--border-primary)}.tax-row:last-child{border-bottom:none}.tax-row span:last-child{font-weight:600;font-variant-numeric:tabular-nums;color:var(--text-primary)}.tax-row.highlight-row{background:var(--bg-tertiary);margin:4px -12px;padding:8px 12px;border-radius:var(--radius-sm);font-weight:600}.tax-row.total-row{font-weight:700;border-bottom:none;font-size:.88rem}.tax-eff-rate{text-align:center;font-size:.72rem;font-weight:600;color:var(--text-tertiary);margin-top:var(--space-md);padding-top:var(--space-sm);border-top:1px solid var(--border-primary);text-transform:uppercase;letter-spacing:.05em}.blog-list{list-style:disc;padding-left:var(--space-xl);margin:var(--space-sm) 0 var(--space-lg)}.blog-list li{margin-bottom:6px;font-size:.9rem;line-height:1.6;color:var(--text-secondary)}.blog-detail-header{padding-bottom:var(--space-lg);border-bottom:1px solid var(--border-primary);margin-bottom:var(--space-xl)}.meta-dot{opacity:.4}.share-label{font-weight:600;font-size:.85rem;color:var(--text-primary)}.blog-share{flex-wrap:wrap}.share-btn{border:1px solid var(--border-primary);cursor:pointer;font-family:var(--font-family)}.blog-related-section{margin-top:var(--space-2xl);padding-top:var(--space-xl);border-top:1px solid var(--border-primary)}.blog-related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-lg);max-width:800px;margin:var(--space-lg) auto 0}.features-grid{grid-template-columns:repeat(2,1fr)}.site-nav-link{padding:6px 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td{background:var(--accent-primary);color:#fff;font-weight:600;text-align:center;font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;padding:6px}.payment-list{display:flex;flex-direction:column;gap:var(--space-sm)}.payment-item{display:flex;align-items:center;gap:var(--space-sm);background:var(--bg-tertiary);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);font-size:.82rem}.payment-item-remove{background:none;border:none;color:var(--color-error);cursor:pointer;font-size:1rem;padding:0 4px;line-height:1}.btn-add-payment{padding:6px 12px;background:var(--bg-tertiary);border:1.5px dashed var(--border-secondary);border-radius:var(--radius-sm);font-family:var(--font-family);font-size:.8rem;color:var(--accent-primary);cursor:pointer;font-weight:600;transition:all var(--transition-fast);margin-top:var(--space-sm)}.btn-add-payment:hover{background:var(--accent-primary-light);border-color:var(--accent-primary)}.tooltip-trigger{position:relative;display:inline-flex;align-items:center;cursor:help}.tooltip-icon{font-size:.75rem;color:var(--text-tertiary);margin-left:4px}.tooltip-content{display:none;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%);background:var(--text-primary);color:var(--text-inverse);padding:8px 12px;border-radius:var(--radius-sm);font-size:.72rem;line-height:1.4;white-space:nowrap;max-width:280px;white-space:normal;z-index:50;box-shadow:var(--shadow-lg)}.tooltip-trigger:hover .tooltip-content{display:block}@media(max-width:1023px){.app-layout{grid-template-columns:1fr;padding:var(--space-md)}.left-panel{position:static;max-height:none}.summary-grid{grid-template-columns:repeat(2,1fr)}.comparison-grid{grid-template-columns:1fr;gap:var(--space-md)}.comparison-divider{flex-direction:row;padding-top:0}}@media(max-width:599px){.header{padding:var(--space-sm) var(--space-md)}.header h1{font-size:1rem}.summary-grid{grid-template-columns:1fr 1fr;gap:var(--space-sm)}.summary-value{font-size:1.05rem}.form-row{grid-template-columns:1fr}.chart-tabs{overflow-x:auto;-webkit-overflow-scrolling:touch}.chart-tab{font-size:.7rem;padding:6px 8px}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;max-height:0}to{opacity:1;max-height:500px}}@keyframes countUp{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.animate-in{animation:fadeIn .4s ease both}.strategy-body{animation:slideDown .3s ease both}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-secondary);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.seo-footer{background:var(--bg-secondary);border-top:1px solid var(--border-primary);margin-top:var(--space-2xl);padding:var(--space-2xl) var(--space-xl)}.seo-content{max-width:1400px;margin:0 auto}.seo-content h2{font-size:1.4rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--space-md)}.seo-content h3{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--space-sm)}.seo-content>p{font-size:.9rem;color:var(--text-secondary);line-height:1.7;margin-bottom:var(--space-lg);max-width:900px}.seo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-xl);margin-bottom:var(--space-xl)}.seo-grid article{background:var(--bg-tertiary);border-radius:var(--radius-lg);padding:var(--space-lg);border:1px solid var(--border-primary)}.seo-grid article p{font-size:.85rem;color:var(--text-secondary);line-height:1.6;margin-bottom:var(--space-sm)}.seo-grid article ul{list-style:none;padding:0}.seo-grid article ul li{font-size:.85rem;color:var(--text-secondary);padding:6px 0;border-bottom:1px solid var(--border-primary);line-height:1.5}.seo-grid article ul li:last-child{border-bottom:none}.seo-formula{font-family:var(--font-mono);background:var(--bg-card);border:1px solid var(--border-primary);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);font-size:.85rem;color:var(--accent-primary);font-weight:600;display:inline-block}.seo-grid details{border:1px solid var(--border-primary);border-radius:var(--radius-sm);margin-bottom:var(--space-sm);overflow:hidden}.seo-grid details summary{padding:var(--space-sm) var(--space-md);font-size:.85rem;font-weight:600;color:var(--text-primary);cursor:pointer;background:var(--bg-card);transition:background var(--transition-fast)}.seo-grid details summary:hover{background:var(--bg-hover)}.seo-grid details[open] summary{border-bottom:1px solid var(--border-primary)}.seo-grid details p{padding:var(--space-sm) var(--space-md);font-size:.82rem;color:var(--text-secondary);line-height:1.6;margin:0}.seo-disclaimer{text-align:center;padding-top:var(--space-lg);border-top:1px solid var(--border-primary)}.seo-disclaimer small{font-size:.72rem;color:var(--text-tertiary);line-height:1.5}@media(max-width:768px){.seo-grid{grid-template-columns:1fr;gap:var(--space-md)}.seo-footer{padding:var(--space-xl) var(--space-md)}}