:root{--color-primary-50: #eff6ff;--color-primary-100: #dbeafe;--color-primary-200: #bfdbfe;--color-primary-300: #93c5fd;--color-primary-400: #60a5fa;--color-primary-500: #3b82f6;--color-primary-600: #2563eb;--color-primary-700: #1d4ed8;--color-primary-800: #1e40af;--color-primary-900: #1e3a8a;--color-accent-50: #ecfdf5;--color-accent-100: #d1fae5;--color-accent-200: #a7f3d0;--color-accent-300: #6ee7b7;--color-accent-400: #34d399;--color-accent-500: #10b981;--color-accent-600: #059669;--color-accent-700: #047857;--color-accent-800: #065f46;--color-accent-900: #064e3b;--color-warning-50: #fffbeb;--color-warning-100: #fef3c7;--color-warning-500: #f59e0b;--color-warning-600: #d97706;--color-warning-700: #b45309;--color-error-50: #fef2f2;--color-error-100: #fee2e2;--color-error-500: #ef4444;--color-error-600: #dc2626;--color-error-700: #b91c1c;--color-gray-25: #fcfcfd;--color-gray-50: #f8fafc;--color-gray-100: #f1f5f9;--color-gray-200: #e2e8f0;--color-gray-300: #cbd5e1;--color-gray-400: #94a3b8;--color-gray-500: #64748b;--color-gray-600: #475569;--color-gray-700: #334155;--color-gray-800: #1e293b;--color-gray-900: #0f172a;--color-gray-950: #020617;--color-bg: #ffffff;--color-bg-secondary: var(--color-gray-50);--color-bg-tertiary: var(--color-gray-100);--color-text: var(--color-gray-900);--color-text-secondary: var(--color-gray-600);--color-text-tertiary: var(--color-gray-500);--color-border: var(--color-gray-200);--color-border-hover: var(--color-gray-300);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-5xl: 3rem;--leading-tight: 1.25;--leading-normal: 1.5;--leading-relaxed: 1.625;--font-normal: 400;--font-medium: 500;--font-semibold: 600;--font-bold: 700;--font-extrabold: 800;--space-1: .25rem;--space-2: .5rem;--space-3: 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var(--space-6)}.container-narrow{max-width:var(--container-narrow);margin:0 auto;padding:0 var(--space-6)}.main-content{flex:1}.site-header{position:sticky;top:0;z-index:var(--z-sticky);background:#ffffffd9;backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid rgba(226,232,240,.8);box-shadow:0 4px 20px -5px #00000008}.header-inner{max-width:var(--container-max);margin:0 auto;padding:0 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transparent;background:transparent;cursor:pointer;font-family:inherit;line-height:1;text-decoration:none;transition:all .2s cubic-bezier(.16,1,.3,1);outline:none;-webkit-user-select:none;user-select:none}.nav-link:hover{color:var(--color-gray-900);background:#f1f5f9cc;border-color:#e2e8f099;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.nav-link.active{color:var(--color-primary-700);background:#2563eb14;border-color:#2563eb29;font-weight:600;box-shadow:0 1px 2px #2563eb0f}.nav-dropdown{position:relative}.nav-dropdown-btn{-moz-appearance:none;appearance:none;-webkit-appearance:none}.nav-chevron{color:var(--color-gray-400);transition:transform .2s cubic-bezier(.16,1,.3,1),color .2s ease}.nav-dropdown:hover .nav-chevron,.nav-dropdown-btn[aria-expanded=true] .nav-chevron{transform:rotate(180deg);color:var(--color-primary-600)}.nav-dropdown-menu{display:none;position:absolute;top:calc(100% + 6px);left:0;min-width:230px;background:#fffffff0;backdrop-filter:blur(20px) saturate(190%);-webkit-backdrop-filter:blur(20px) saturate(190%);border:1px solid rgba(226,232,240,.9);border-radius:var(--radius-xl);box-shadow:0 20px 40px -12px #0f172a1f,0 0 0 1px #00000008;padding:6px;z-index:var(--z-dropdown);animation:dropdownIn .2s cubic-bezier(.16,1,.3,1) forwards}@keyframes dropdownIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown:focus-within .nav-dropdown-menu{display:block}.nav-dropdown-item{display:block;padding:9px 12px;font-size:var(--text-sm);font-weight:500;color:var(--color-gray-700);border-radius:var(--radius-md);text-decoration:none;transition:all .15s ease}.nav-dropdown-item:hover{background:#2563eb14;color:var(--color-primary-700)}.nav-dropdown-all{font-weight:600;color:var(--color-primary-600)}.menu-toggle{display:none;background:none;border:none;padding:var(--space-2);color:var(--color-gray-700)}.mobile-nav{display:none;padding:var(--space-4) 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var(--space-3);background:var(--color-primary-50);color:var(--color-primary-700);font-size:var(--text-xs);font-weight:var(--font-semibold);border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-4)}.page-hero h1{font-size:var(--text-4xl);font-weight:var(--font-extrabold);margin-bottom:var(--space-4);letter-spacing:-.02em}.page-hero .lead{font-size:var(--text-lg);color:var(--color-gray-600);max-width:680px;line-height:var(--leading-relaxed)}@media(max-width:640px){.page-hero{padding:var(--space-6) 0}.page-hero h1{font-size:var(--text-2xl)}.page-hero .lead{font-size:var(--text-base)}}.calc-card{background:var(--color-bg);border:1px solid 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transparent;cursor:pointer;transition:all .2s cubic-bezier(.16,1,.3,1);text-decoration:none;line-height:1.4;letter-spacing:-.01em;white-space:nowrap;-webkit-user-select:none;user-select:none;position:relative;overflow:hidden}.btn:focus-visible{outline:2px solid var(--color-primary-500);outline-offset:3px}.btn-primary{background-color:#2563eb;background-image:linear-gradient(180deg,#3b82f6,#1d4ed8);color:#fff!important;border:1px solid rgba(255,255,255,.25);box-shadow:0 1px 2px #0000000d,0 4px 18px #2563eb61,inset 0 1px 1px #ffffff6b,inset 0 -1px 2px #00000026}.btn-primary:before{content:"";position:absolute;top:0;left:0;right:0;height:50%;background:linear-gradient(180deg,#ffffff42,#fff0);border-radius:var(--radius-xl) var(--radius-xl) 0 0;pointer-events:none}.btn-primary:hover{background:linear-gradient(180deg,#60a5fa,#2563eb);border-color:#ffffff61;box-shadow:0 6px 24px #2563eb7a,0 2px 6px #2563eb40,inset 0 1px 1.5px #ffffff94,inset 0 -1px 2px 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16px;font-size:var(--text-xs);font-weight:600;border-radius:var(--radius-lg)}.btn-group{display:flex;gap:var(--space-3);margin-top:var(--space-6)}.result-card{background-color:#0f172a;background-image:linear-gradient(135deg,#0f172a,#1e293b);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius-xl);padding:var(--space-8);color:#fff;margin-top:var(--space-6);margin-bottom:var(--space-6);box-shadow:0 10px 25px -5px #0f172a40,0 8px 10px -6px #0f172a33;display:none;animation:fadeInResult .3s cubic-bezier(.16,1,.3,1) forwards}@keyframes fadeInResult{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.result-card.visible{display:block}.result-label{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.09em;color:var(--color-primary-300);font-weight:700;margin-bottom:var(--space-2)}.result-amount{font-size:var(--text-4xl);font-weight:800;font-family:var(--font-mono);letter-spacing:-.03em;line-height:1.1;color:#fff;font-variant-numeric:tabular-nums}.result-sub{font-size:var(--text-xs);color:var(--color-gray-400);margin-top:var(--space-2);font-weight:500}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-6);text-align:left}.result-divider{width:1px;background:#fff3}.pct-bar-wrap{margin-top:var(--space-6)}.pct-bar{height:10px;background:#fff3;border-radius:var(--radius-full);overflow:hidden}.pct-fill{height:100%;background:var(--color-accent-400);border-radius:var(--radius-full);transition:width .4s ease}.pct-labels{display:flex;justify-content:space-between;font-size:var(--text-xs);opacity:.75;margin-top:var(--space-2)}@media(max-width:640px){.result-card{padding:var(--space-6)}.result-amount{font-size:var(--text-3xl)}.result-grid{grid-template-columns:1fr;gap:var(--space-4)}}.breakdown-card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden;margin-bottom:var(--space-6);display:none}.breakdown-card.visible{display:block}.breakdown-card table{width:100%;border-collapse:collapse}.breakdown-card th{background:var(--color-gray-50);padding:var(--space-3) var(--space-5);text-align:left;font-size:var(--text-xs);font-weight:var(--font-semibold);color:var(--color-gray-500);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--color-border)}.breakdown-card td{padding:var(--space-3) var(--space-5);font-size:var(--text-sm);border-bottom:1px solid var(--color-gray-100)}.breakdown-card td:last-child{text-align:right;font-family:var(--font-mono);font-weight:var(--font-medium)}.breakdown-card tr.row-total td{font-weight:var(--font-bold);background:var(--color-gray-50);border-top:2px solid var(--color-border)}.breakdown-card tr.row-result td{font-weight:var(--font-extrabold);color:var(--color-accent-700);font-size:var(--text-base);background:var(--color-accent-50)}.content-section{padding:var(--space-10) 0}.content-section+.content-section{border-top:1px solid var(--color-gray-100)}.section-title{font-size:var(--text-2xl);font-weight:var(--font-bold);margin-bottom:var(--space-6);letter-spacing:-.01em}.section-subtitle{font-size:var(--text-xl);font-weight:var(--font-semibold);margin-bottom:var(--space-4)}.content-text{font-size:var(--text-base);line-height:var(--leading-relaxed);color:var(--color-gray-700)}.content-text p{margin-bottom:var(--space-4)}.content-text ul{margin-bottom:var(--space-4);padding-left:var(--space-6);list-style:disc}.content-text li{margin-bottom:var(--space-2)}.content-text strong{color:var(--color-gray-900);font-weight:var(--font-semibold)}.faq-list{border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden}.faq-item{border-bottom:1px solid var(--color-gray-100)}.faq-item:last-child{border-bottom:none}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;padding:var(--space-5) var(--space-6);background:none;border:none;text-align:left;font-size:var(--text-base);font-weight:var(--font-semibold);color:var(--color-gray-800);cursor:pointer;transition:background var(--transition-fast)}.faq-question:hover{background:var(--color-gray-50)}.faq-icon{flex-shrink:0;width:20px;height:20px;color:var(--color-gray-400);transition:transform var(--transition-base)}.faq-item.open .faq-icon{transform:rotate(180deg)}.faq-answer{display:none;padding:0 var(--space-6) var(--space-5);font-size:var(--text-sm);line-height:var(--leading-relaxed);color:var(--color-gray-600)}.faq-item.open .faq-answer{display:block}.page-hero{padding:var(--space-10) 0 var(--space-8);background:linear-gradient(180deg,var(--color-primary-50) 0%,var(--color-bg) 100%)}.page-hero{padding:var(--space-12) 0 var(--space-8);background-color:var(--color-bg);background-image:linear-gradient(180deg,var(--color-primary-50) 0%,var(--color-bg) 100%);position:relative}.page-tag{display:inline-block;font-size:.8125rem;font-weight:600;color:var(--color-primary-700);background-color:#2563eb14;border:1px solid rgba(37,99,235,.16);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:5px 16px;border-radius:9999px;margin-bottom:var(--space-4);text-transform:uppercase;letter-spacing:.06em;box-shadow:0 2px 8px #2563eb0f}.lead{font-size:var(--text-lg);color:var(--color-gray-600);line-height:var(--leading-relaxed);max-width:680px}.calc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--space-5)}.calc-link-card{display:flex;flex-direction:column;background:var(--color-bg);border:1px solid var(--color-gray-200);border-radius:var(--radius-xl);padding:var(--space-6);text-decoration:none;transition:all .2s cubic-bezier(.16,1,.3,1);box-shadow:0 1px 3px #00000008,0 1px 2px #00000005}.calc-link-card:hover{border-color:var(--color-primary-300);box-shadow:0 12px 24px -6px #0f172a14,0 4px 8px -4px #0f172a0a;transform:translateY(-2px)}.calc-link-card .card-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;color:var(--color-gray-700);background:var(--color-gray-50);border:1px solid var(--color-gray-200);border-radius:var(--radius-lg);margin-bottom:var(--space-4);transition:all .2s ease;flex-shrink:0}.calc-link-card:hover 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var(--transition-base)}.feature-card:hover{border-color:var(--color-gray-200)}.feature-title{font-size:var(--text-sm);font-weight:var(--font-bold);color:var(--color-gray-900);margin-bottom:var(--space-2)}.feature-desc{font-size:var(--text-sm);color:var(--color-gray-500);line-height:var(--leading-relaxed)}.related-calculators{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--space-4)}.ad-container{margin:var(--space-6) 0;text-align:center}.ad-slot{display:flex;align-items:center;justify-content:center;background:var(--color-gray-50);border:1px dashed var(--color-gray-200);border-radius:var(--radius-md);color:var(--color-gray-400);font-size:var(--text-xs);overflow:hidden}.ad-slot[data-format=horizontal]{min-height:90px}.ad-slot[data-format=rectangle]{min-height:250px;max-width:336px;margin:0 auto}.ad-slot[data-format=vertical]{min-height:600px}.ad-slot[data-format=fluid]{min-height:100px}.site-footer{background:var(--color-gray-900);color:var(--color-gray-400);padding:var(--space-16) 0 var(--space-8);margin-top:auto}.site-footer>.container{max-width:var(--container-max)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:var(--space-8);margin-bottom:var(--space-10)}.footer-brand p{font-size:var(--text-sm);line-height:var(--leading-relaxed);margin-top:var(--space-4);max-width:320px}.footer-heading{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--color-gray-200);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-4)}.footer-links{display:flex;flex-direction:column;gap:var(--space-2)}.footer-link{font-size:var(--text-sm);color:var(--color-gray-400);text-decoration:none;transition:color var(--transition-fast)}.footer-link:hover{color:var(--color-gray-200)}.footer-bottom{border-top:1px solid var(--color-gray-800);padding-top:var(--space-6);display:flex;justify-content:center;align-items:center;font-size:var(--text-xs);flex-wrap:wrap;gap:var(--space-2) var(--space-6)}.footer-legal{display:flex;gap:var(--space-4)}.footer-legal a{color:var(--color-gray-400);text-decoration:none}.footer-legal a:hover{color:var(--color-gray-300)}@media(max-width:960px){.footer-grid{grid-template-columns:1fr 1fr 1fr;gap:var(--space-6)}}@media(max-width:640px){.footer-grid{grid-template-columns:1fr 1fr;gap:var(--space-6)}}@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}.source-list{font-size:var(--text-sm);color:var(--color-gray-600)}.source-list li{margin-bottom:var(--space-2);padding-left:var(--space-4);position:relative}.source-list li:before{content:"•";position:absolute;left:0;color:var(--color-gray-400)}.source-list a{color:var(--color-primary-600)}.disclaimer-box{background:var(--color-gray-50);border:1px solid var(--color-gray-200);border-radius:var(--radius-lg);padding:var(--space-5);font-size:var(--text-sm);color:var(--color-gray-600);line-height:var(--leading-relaxed)}.disclaimer-box strong{color:var(--color-gray-700)}.last-updated{font-size:var(--text-xs);color:var(--color-gray-500);margin-top:var(--space-3)}.search-bar{position:relative;max-width:480px;margin:0 auto var(--space-8)}.search-bar input{width:100%;padding:14px 16px 14px 44px;border:1px solid var(--color-border);border-radius:var(--radius-lg);font-size:var(--text-base);background:var(--color-bg)}.search-bar input:focus{border-color:var(--color-primary-500);box-shadow:var(--shadow-input-focus)}.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--color-gray-400)}.hero{padding:var(--space-16) 0 var(--space-12);text-align:center;background-color:var(--color-bg);background-image:linear-gradient(180deg,var(--color-primary-50) 0%,var(--color-bg) 100%)}.hero h1{font-size:var(--text-5xl);font-weight:var(--font-extrabold);letter-spacing:-.03em;margin-bottom:var(--space-5);color:var(--color-gray-900);background:linear-gradient(135deg,var(--color-gray-900),var(--color-primary-800));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero .hero-sub{font-size:var(--text-xl);color:var(--color-gray-600);max-width:640px;margin:0 auto var(--space-8);line-height:var(--leading-relaxed)}.hero-actions{display:flex;gap:var(--space-4);justify-content:center;flex-wrap:wrap}@media(max-width:640px){.hero{padding:var(--space-10) 0 var(--space-8)}.hero h1{font-size:var(--text-3xl)}.hero .hero-sub{font-size:var(--text-base)}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.text-center{text-align:center}.text-right{text-align:right}.mt-2{margin-top:var(--space-2)}.mt-4{margin-top:var(--space-4)}.mt-6{margin-top:var(--space-6)}.mt-8{margin-top:var(--space-8)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.mb-8{margin-bottom:var(--space-8)}.hidden{display:none!important}