@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-primary: #0F172A;--bg-secondary: #1E293B;--bg-card: rgba(30, 41, 59, .8);--bg-glass: rgba(255, 255, 255, .05);--bg-glass-border: rgba(255, 255, 255, .1);--text-primary: #F1F5F9;--text-secondary: #94A3B8;--text-muted: #64748B;--gradient-primary: linear-gradient(135deg, #667EEA, #764BA2);--gradient-accent: linear-gradient(135deg, #00D4AA, #00B4D8);--gradient-warm: linear-gradient(135deg, #F59E0B, #EF4444);--accent: #00D4AA;--accent-blue: #667EEA;--success: #10B981;--error: #EF4444;--warning: #F59E0B;--border: rgba(255, 255, 255, .1);--shadow-card: 0 8px 32px rgba(0, 0, 0, .3);--shadow-glow: 0 0 20px rgba(102, 126, 234, .3);--blur: blur(20px);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-2xl: 24px;--radius-full: 9999px;--transition: all .3s cubic-bezier(.4, 0, .2, 1);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px)}[data-theme=light]{--bg-primary: #F8FAFC;--bg-secondary: #F1F5F9;--bg-card: rgba(255, 255, 255, .8);--bg-glass: rgba(0, 0, 0, .02);--bg-glass-border: rgba(0, 0, 0, .08);--text-primary: #0F172A;--text-secondary: #475569;--text-muted: #94A3B8;--border: rgba(0, 0, 0, .08);--shadow-card: 0 8px 32px rgba(0, 0, 0, .08);--shadow-glow: 0 0 20px rgba(102, 126, 234, .15)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}article,section,nav,main,header,footer,aside,figure{display:block;margin:0;padding:0}main,article{width:100%}nav ol,nav ul{list-style:none;padding:0;margin:0}details{border:none;outline:none}details summary{cursor:pointer;list-style:none}details summary::-webkit-details-marker,details summary::marker{display:none}img,video,svg{max-width:100%;display:block}a{color:inherit;text-decoration:none}button{font-family:var(--font);cursor:pointer;border:none;background:none}input,textarea,select{font-family:var(--font);font-size:16px}meta[itemprop],[itemscope]>meta{display:none!important}html{font-size:16px;-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:70px;scrollbar-gutter:stable}body{font-family:var(--font);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;padding-top:var(--safe-top);padding-bottom:var(--safe-bottom);padding-left:var(--safe-left);padding-right:var(--safe-right);transition:background-color .3s ease,color .3s ease}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}::selection{background:#667eea4d;color:var(--text-primary)}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}@media(min-width:768px){.container{padding:0 1.5rem}}.glass-card{background:var(--bg-card);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--bg-glass-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-card);transition:var(--transition)}.glass-card:hover{transform:translateY(-2px);border-color:var(--accent)}.gradient-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:inline-block}.section-title{font-size:1.25rem;font-weight:700;margin-bottom:1rem;letter-spacing:-.02em;color:var(--text-primary)}@media(min-width:768px){.section-title{font-size:1.75rem}}.pill-button{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.25rem;min-height:44px;border-radius:var(--radius-full);border:1px solid var(--border);background:var(--bg-glass);color:var(--text-primary);font-size:.875rem;font-weight:600;cursor:pointer;transition:var(--transition);gap:.5rem;outline:none;font-family:var(--font);white-space:nowrap}.pill-button:hover{background:var(--bg-glass-border);transform:scale(1.02)}.pill-button--active{background:var(--gradient-primary);border-color:transparent;color:#fff;box-shadow:0 4px 12px #667eea4d}.input-field{width:100%;min-height:44px;padding:.75rem 1rem;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);color:var(--text-primary);font-family:var(--font);font-size:1rem;transition:var(--transition);outline:none}.input-field:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px #667eea26}.input-field--large{font-size:2rem;font-weight:700;text-align:center;padding:1.25rem}@media(min-width:768px){.input-field--large{font-size:2.5rem}}.toggle-switch{position:relative;display:inline-block;width:52px;height:28px;flex-shrink:0}.toggle-switch input{opacity:0;width:0;height:0;position:absolute}.toggle-slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:var(--bg-secondary);transition:.3s ease;border-radius:34px;border:1px solid var(--border)}.toggle-slider:before{position:absolute;content:"";height:20px;width:20px;left:3px;bottom:3px;background-color:#fff;transition:.3s ease;border-radius:50%;box-shadow:0 2px 4px #0003}input:checked+.toggle-slider{background-color:var(--accent);border-color:var(--accent)}input:checked+.toggle-slider:before{transform:translate(24px)}.result-card{padding:1.5rem;text-align:center;background:var(--gradient-accent);color:#fff;border-radius:var(--radius-2xl);margin-top:1.5rem}.stat-card{padding:1rem;background:var(--bg-glass);border:1px solid var(--bg-glass-border);border-radius:var(--radius-lg);display:flex;flex-direction:column;gap:.25rem}.stat-card .label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:500}.stat-card .value{font-size:1.25rem;font-weight:700;color:var(--text-primary)}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;background:var(--bg-glass);border:1px solid var(--bg-glass-border);color:var(--text-secondary)}.accordion{width:100%;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border)}.accordion-item{border-bottom:1px solid var(--border)}.accordion-item:last-child{border-bottom:none}.accordion-header{width:100%;padding:1rem 1.25rem;background:var(--bg-card);color:var(--text-primary);display:flex;justify-content:space-between;align-items:center;cursor:pointer;border:none;font-weight:600;font-size:.9375rem;transition:var(--transition);font-family:var(--font)}.accordion-header:hover{background:var(--bg-glass)}.accordion-content{max-height:0;overflow:hidden;transition:max-height .4s cubic-bezier(.4,0,.2,1),padding .3s ease;padding:0 1.25rem;background:var(--bg-primary);color:var(--text-secondary)}.accordion-item.active .accordion-content{max-height:500px;padding:0 1.25rem 1rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes spin{to{transform:rotate(360deg)}}.fade-in{animation:fadeIn .6s ease-out forwards}.slide-up{animation:slideUp .6s cubic-bezier(.23,1,.32,1) forwards}.shimmer{background:linear-gradient(90deg,var(--bg-glass) 25%,var(--bg-glass-border) 50%,var(--bg-glass) 75%);background-size:200% 100%;animation:shimmer 2s infinite}.spinner-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;gap:16px}.spinner{width:48px;height:48px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--accent-blue);animation:spin .8s linear infinite}.spinner-text{color:var(--text-muted);font-size:14px;font-weight:500}.header{position:sticky;top:0;z-index:1000;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:#0f172ad9;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border-bottom:1px solid var(--border);padding-top:var(--safe-top)}[data-theme=light] .header{background:#f8fafcd9}.header-logo{display:flex;align-items:center;gap:10px;text-decoration:none}.header-logo-badge{width:36px;height:36px;border-radius:50%;background:var(--gradient-primary);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;font-weight:800;flex-shrink:0}.header-logo-text{font-size:18px;font-weight:700;color:var(--text-primary)}.header-logo-dot{color:var(--accent)}.header-right{display:flex;align-items:center;gap:8px}.header-theme-btn,.header-menu-btn{width:40px;height:40px;border-radius:50%;background:var(--bg-glass);border:1px solid var(--bg-glass-border);display:flex;align-items:center;justify-content:center;font-size:18px;cursor:pointer;transition:var(--transition);color:var(--text-primary)}.header-theme-btn:hover,.header-menu-btn:hover{background:var(--bg-glass-border)}.header-nav{display:none;align-items:center;gap:24px}.header-nav-link{color:var(--text-secondary);font-size:14px;font-weight:500;transition:var(--transition)}.header-nav-link:hover,.header-nav-link.active{color:var(--text-primary)}.header-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:1001;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.header-menu-overlay--open{opacity:1;visibility:visible}.header-menu-panel{position:fixed;top:0;right:0;width:300px;max-width:85vw;height:100%;background:var(--bg-secondary);z-index:1002;padding:20px;overflow-y:auto;transform:translate(100%);transition:transform .3s cubic-bezier(.4,0,.2,1)}.header-menu-panel--open{transform:translate(0)}.header-menu-close{width:36px;height:36px;border-radius:50%;background:var(--bg-glass);border:1px solid var(--bg-glass-border);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-primary);cursor:pointer;margin-left:auto;margin-bottom:20px}.header-menu-category{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin:20px 0 8px;padding-left:12px}.header-menu-link{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-weight:500;transition:var(--transition);text-decoration:none}.header-menu-link:hover{background:var(--bg-glass)}.header-menu-link-icon{font-size:20px;min-width:28px;text-align:center}@media(min-width:768px){.header{padding:0 24px}.header-menu-btn{display:none}.header-nav{display:flex}}.bnav{position:fixed;bottom:0;left:0;right:0;z-index:999;background:#0f172ae6;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border-top:1px solid var(--border);padding-bottom:var(--safe-bottom)}[data-theme=light] .bnav{background:#f8fafce6}.bnav-list{display:flex;justify-content:space-around;align-items:center;max-width:500px;margin:0 auto;padding:6px 0;list-style:none}.bnav-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 12px;text-decoration:none;color:var(--text-muted);transition:var(--transition);min-width:60px;position:relative;cursor:pointer;background:none;border:none;font-family:var(--font)}.bnav-item--active{color:var(--accent)}.bnav-dot{width:4px;height:4px;border-radius:50%;background:var(--accent);position:absolute;top:0;left:50%;transform:translate(-50%);opacity:0}.bnav-item--active .bnav-dot{opacity:1}.bnav-icon{font-size:22px;line-height:1}.bnav-label{font-size:10px;font-weight:500;line-height:1}.bnav-sheet-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:1001;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.bnav-sheet-overlay--open{opacity:1;visibility:visible}.bnav-sheet{position:fixed;bottom:0;left:0;right:0;max-height:70vh;background:var(--bg-secondary);border-radius:var(--radius-xl) var(--radius-xl) 0 0;z-index:1002;padding:12px 20px 24px;transform:translateY(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);overflow-y:auto}.bnav-sheet--open{transform:translateY(0)}.bnav-sheet-handle{width:40px;height:4px;background:var(--text-muted);border-radius:var(--radius-full);margin:0 auto 16px}.bnav-sheet-title{font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:16px;text-align:center}.bnav-sheet-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.bnav-sheet-item{display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 8px;background:var(--bg-glass);border:1px solid var(--bg-glass-border);border-radius:var(--radius-lg);text-decoration:none;font-size:11px;font-weight:500;color:var(--text-primary);text-align:center;transition:var(--transition);line-height:1.3}.bnav-sheet-item:hover{border-color:var(--accent-blue);background:var(--bg-glass-border)}.bnav-sheet-item-icon{font-size:24px}@media(min-width:768px){.bnav{display:none}}.footer{background:var(--bg-secondary);padding:40px 0 20px;margin-top:auto;border-top:1px solid var(--border);margin-bottom:80px}.footer-inner{max-width:1200px;margin:0 auto;padding:0 1rem}.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;margin-bottom:32px}.footer-brand{margin-bottom:8px}.footer-brand-name{font-size:18px;font-weight:700;color:var(--text-primary);margin-bottom:8px}.footer-brand-desc{font-size:13px;color:var(--text-muted);line-height:1.6}.footer-section-title{font-size:14px;font-weight:700;color:var(--text-primary);margin-bottom:12px;text-transform:uppercase;letter-spacing:.3px}.footer-link{display:block;color:var(--text-secondary);text-decoration:none;padding:4px 0;font-size:13px;transition:var(--transition);line-height:1.6}.footer-link:hover{color:var(--accent)}.footer-bottom{text-align:center;color:var(--text-muted);font-size:12px;padding-top:20px;border-top:1px solid var(--border)}@media(min-width:768px){.footer{margin-bottom:0;padding:48px 0 24px}.footer-inner{padding:0 1.5rem}.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}}.tool-card{display:flex;flex-direction:column;padding:16px;background:var(--bg-glass);border:1px solid var(--bg-glass-border);border-radius:var(--radius-lg);text-decoration:none;color:inherit;transition:var(--transition);cursor:pointer;position:relative;overflow:hidden}.tool-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card);border-color:var(--accent-blue)}.tool-card:active{transform:scale(.98)}.tool-card-icon{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:12px;flex-shrink:0}.tool-card-name{font-size:14px;font-weight:600;color:var(--text-primary);margin-bottom:4px;line-height:1.3}.tool-card-desc{font-size:12px;color:var(--text-muted);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.tool-card-popular{position:absolute;top:10px;right:10px;font-size:12px}.calc-page{max-width:1200px;margin:0 auto;padding:16px 16px 100px;min-height:calc(100vh - 56px);position:relative;z-index:1}@media(min-width:768px){.calc-page{padding:24px 24px 48px}}@media(min-width:1024px){.calc-page{padding:32px 32px 48px}}.calc-page-header{text-align:center;margin-bottom:32px;padding-top:8px}.calc-icon-circle{width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:28px;margin:0 auto 16px;box-shadow:0 4px 15px #667eea4d}@media(min-width:768px){.calc-icon-circle{width:72px;height:72px;font-size:32px}}.calc-page-h1{font-size:24px;font-weight:800;color:var(--text-primary);margin:0 0 8px;line-height:1.2;letter-spacing:-.5px}@media(min-width:768px){.calc-page-h1{font-size:36px}}@media(min-width:1024px){.calc-page-h1{font-size:42px}}.calc-page-subtitle{font-size:14px;color:var(--text-secondary);margin:0 auto 12px;max-width:500px;line-height:1.5}@media(min-width:768px){.calc-page-subtitle{font-size:16px}}.calc-page-badge{display:inline-block;font-size:11px;color:var(--success);background:#10b9811a;border:1px solid rgba(16,185,129,.2);padding:4px 12px;border-radius:var(--radius-full);font-weight:500}.calc-page-main{width:100%}.calc-tool-section{margin-bottom:48px}.calc-layout-row{display:flex;flex-direction:column;gap:20px;width:100%}@media(min-width:768px){.calc-layout-row{flex-direction:row;align-items:flex-start}}@media(min-width:1024px){.calc-layout-row{gap:24px}}.calc-input-card{background:var(--bg-glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--bg-glass-border);border-radius:var(--radius-xl);padding:24px 20px;width:100%}@media(min-width:768px){.calc-input-card{flex:1;min-width:0}}.calc-results-card{background:var(--bg-glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--bg-glass-border);border-radius:var(--radius-xl);padding:24px 20px;width:100%;position:relative;overflow:hidden}.calc-results-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient-primary)}@media(min-width:768px){.calc-results-card{width:380px;flex-shrink:0;position:sticky;top:80px}}@media(min-width:1024px){.calc-results-card{width:420px}}.calc-input-card h3,.calc-results-card h3{font-size:16px;font-weight:600;color:var(--text-primary);margin:0 0 20px}.calc-input-group{margin-bottom:20px}.calc-input-group label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px;letter-spacing:.3px}.calc-input-large{width:100%;font-size:32px;font-weight:700;padding:16px 20px 16px 40px;background:var(--bg-secondary);border:2px solid var(--border);border-radius:var(--radius-lg);color:var(--text-primary);font-family:var(--font);transition:var(--transition);-webkit-appearance:none;-moz-appearance:textfield}.calc-input-large::-webkit-inner-spin-button,.calc-input-large::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.calc-input-large:focus{border-color:var(--accent-blue);box-shadow:0 0 0 4px #667eea26;outline:none}.calc-amount-wrapper{position:relative}.calc-amount-prefix{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-size:24px;font-weight:700;color:var(--text-muted);pointer-events:none;z-index:1}.calc-number-input,.calc-text-input{width:100%;padding:12px 16px;font-size:16px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font);transition:var(--transition);outline:none}.calc-number-input:focus,.calc-text-input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px #667eea1a}.calc-date-input{width:100%;padding:12px 16px;font-size:16px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font);cursor:pointer;outline:none;transition:var(--transition)}.calc-date-input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px #667eea1a}.calc-textarea{width:100%;min-height:120px;padding:14px 16px;font-size:15px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-family:var(--font);resize:vertical;transition:var(--transition);line-height:1.6;outline:none}.calc-textarea:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px #667eea1a}.calc-pill-group{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:20px}.calc-pill{padding:8px 16px;font-size:13px;font-weight:500;border:1px solid var(--border);border-radius:var(--radius-full);background:var(--bg-secondary);color:var(--text-secondary);cursor:pointer;transition:var(--transition);white-space:nowrap;font-family:var(--font);-webkit-user-select:none;user-select:none;min-height:40px;display:inline-flex;align-items:center}.calc-pill:hover{border-color:var(--accent-blue);color:var(--text-primary)}.calc-pill--active{background:var(--gradient-primary);color:#fff;border-color:transparent;font-weight:600}.calc-toggle{display:flex;align-items:center;gap:12px;margin-bottom:20px;cursor:pointer;min-height:44px}.calc-toggle-track{width:48px;height:26px;border-radius:13px;background:var(--bg-secondary);border:1px solid var(--border);position:relative;transition:var(--transition);flex-shrink:0}.calc-toggle-track--active{background:var(--accent);border-color:var(--accent)}.calc-toggle-thumb{width:20px;height:20px;border-radius:50%;background:#fff;position:absolute;top:2px;left:2px;transition:var(--transition);box-shadow:0 2px 4px #0003}.calc-toggle-track--active .calc-toggle-thumb{left:24px}.calc-toggle-label{font-size:14px;color:var(--text-primary);font-weight:500}.calc-stepper{display:flex;align-items:center;border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;margin-bottom:20px;background:var(--bg-secondary)}.calc-stepper button{width:44px;height:44px;border:none;background:none;color:var(--text-primary);font-size:18px;cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center}.calc-stepper button:hover{background:var(--bg-glass)}.calc-stepper input{width:60px;text-align:center;border:none;border-left:1px solid var(--border);border-right:1px solid var(--border);background:none;color:var(--text-primary);font-size:16px;font-weight:600;font-family:var(--font);padding:8px 0;outline:none}.calc-slider{width:100%;height:6px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--bg-secondary);border-radius:3px;outline:none;margin:10px 0}.calc-slider::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:var(--accent-blue);cursor:pointer;box-shadow:0 2px 6px #667eea66;border:none}.calc-slider::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--accent-blue);cursor:pointer;box-shadow:0 2px 6px #667eea66;border:none}.calc-result-big{font-size:32px;font-weight:800;color:var(--success);line-height:1.1;margin:4px 0;word-break:break-word}.calc-result-label{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:2px}.calc-stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}.calc-stat-item{background:var(--bg-secondary);border-radius:var(--radius-md);padding:12px;text-align:center}.calc-stat-item .calc-result-label{margin-bottom:4px}.calc-stat-value{font-size:16px;font-weight:700;color:var(--text-primary)}.calc-fee-bar{width:100%;height:12px;border-radius:6px;background:var(--bg-secondary);overflow:hidden;margin-top:16px;display:flex}.calc-fee-bar-segment{height:100%;transition:width .5s ease}.calc-actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}.calc-copy-btn,.calc-reset-btn{padding:10px 20px;border-radius:var(--radius-full);font-size:13px;font-weight:600;cursor:pointer;transition:var(--transition);font-family:var(--font);display:inline-flex;align-items:center;gap:6px;min-height:40px}.calc-copy-btn{background:var(--gradient-primary);color:#fff;border:none}.calc-copy-btn:hover{opacity:.9;transform:translateY(-1px)}.calc-copy-btn--copied{background:var(--success)}.calc-reset-btn{background:none;color:var(--text-secondary);border:1px solid var(--border)}.calc-reset-btn:hover{border-color:var(--text-secondary);color:var(--text-primary)}.calc-updated-badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;background:var(--bg-glass);border:1px solid var(--bg-glass-border);color:var(--text-secondary)}.calc-related-section{margin-top:3rem}.calc-related-scroll{display:flex;gap:1rem;overflow-x:auto;padding:1rem 0;scrollbar-width:none}.calc-related-scroll::-webkit-scrollbar{display:none}.calc-article{max-width:768px;margin:48px auto 0;color:var(--text-secondary);line-height:1.8;font-size:15px}@media(min-width:768px){.calc-article{font-size:16px}}.calc-article h2{font-size:22px;font-weight:700;color:var(--text-primary);margin:40px 0 16px;padding-left:16px;border-left:4px solid var(--accent-blue);line-height:1.3}.calc-article h2:first-of-type{margin-top:0}@media(min-width:768px){.calc-article h2{font-size:26px}}.calc-article h3{font-size:18px;font-weight:600;color:var(--text-primary);margin:28px 0 12px}.calc-article p{margin:0 0 16px;color:var(--text-secondary)}.calc-article a{color:var(--accent);text-decoration:none;border-bottom:1px solid transparent;transition:var(--transition)}.calc-article a:hover{border-bottom-color:var(--accent)}.calc-article strong{color:var(--text-primary);font-weight:600}.calc-article ul,.calc-article ol{margin:0 0 20px;padding-left:0;list-style:none}.calc-article ul li,.calc-article ol li{position:relative;padding-left:28px;margin-bottom:10px;font-size:15px;line-height:1.7;color:var(--text-secondary)}.calc-article ul li:before{content:"";position:absolute;left:8px;top:10px;width:6px;height:6px;border-radius:50%;background:var(--accent)}.calc-article ol{counter-reset:step-counter}.calc-article ol li{counter-increment:step-counter}.calc-article ol li:before{content:counter(step-counter);position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:50%;background:var(--gradient-primary);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}.calc-steps{counter-reset:step;margin:20px 0;padding:0;list-style:none}.calc-steps li{counter-increment:step;padding:14px 16px 14px 52px;position:relative;background:var(--bg-glass);border:1px solid var(--bg-glass-border);border-radius:var(--radius-md);margin-bottom:8px;color:var(--text-secondary);font-size:14px;line-height:1.6}.calc-steps li:before{content:counter(step);position:absolute;left:14px;top:14px;width:26px;height:26px;border-radius:50%;background:var(--gradient-primary);color:#fff;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center}.calc-code-block{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-md);padding:16px 20px;margin:20px 0;overflow-x:auto}.calc-code-block code{font-family:SF Mono,Fira Code,Consolas,monospace;font-size:14px;color:var(--accent);line-height:1.6;white-space:pre-wrap;word-break:break-word}.calc-table-wrapper{width:100%;overflow-x:auto;margin:20px 0;border-radius:var(--radius-md);border:1px solid var(--bg-glass-border);-webkit-overflow-scrolling:touch}.calc-table{width:100%;border-collapse:collapse;font-size:14px;min-width:400px}.calc-table thead{background:var(--bg-secondary)}.calc-table th{padding:12px 16px;text-align:left;font-weight:600;color:var(--text-primary);font-size:13px;text-transform:uppercase;letter-spacing:.3px;border-bottom:1px solid var(--border)}.calc-table td{padding:10px 16px;color:var(--text-secondary);border-bottom:1px solid var(--bg-glass-border)}.calc-table tbody tr:hover{background:var(--bg-glass)}.calc-table tbody tr:last-child td{border-bottom:none}.calc-info-card{padding:14px 16px;background:#667eea1a;border:1px solid rgba(102,126,234,.2);border-left:4px solid var(--accent-blue);border-radius:var(--radius-md);margin:20px 0;font-size:14px;color:var(--text-primary);line-height:1.6}.calc-warning-card{padding:14px 16px;background:#f59e0b1a;border:1px solid rgba(245,158,11,.2);border-left:4px solid var(--warning);border-radius:var(--radius-md);margin:20px 0;font-size:14px;color:var(--text-primary);line-height:1.6}.calc-success-card{padding:14px 16px;background:#10b9811a;border:1px solid rgba(16,185,129,.2);border-left:4px solid var(--success);border-radius:var(--radius-md);margin:20px 0;font-size:14px;color:var(--text-primary);line-height:1.6}.calc-comparison-grid{display:grid;grid-template-columns:1fr;gap:10px;margin:20px 0}@media(min-width:768px){.calc-comparison-grid{grid-template-columns:repeat(2,1fr)}}.calc-comparison-item{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;background:var(--bg-glass);border:1px solid var(--bg-glass-border);border-radius:var(--radius-md)}.calc-comparison-name{font-weight:600;color:var(--text-primary);font-size:14px}.calc-comparison-value{font-weight:700;color:var(--accent);font-size:15px}.calc-faq-section{max-width:768px;margin:48px auto 0}.calc-faq-title{font-size:22px;font-weight:700;color:var(--text-primary);margin:0 0 20px;padding-left:16px;border-left:4px solid var(--accent-blue)}@media(min-width:768px){.calc-faq-title{font-size:26px}}.calc-faq-list{display:flex;flex-direction:column;gap:8px}.calc-faq-item{background:var(--bg-glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--bg-glass-border);border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition)}.calc-faq-item:hover{border-color:#ffffff26}.calc-faq-question{display:flex;align-items:center;justify-content:space-between;width:100%;padding:16px 18px;background:none;border:none;cursor:pointer;text-align:left;gap:12px;font-family:var(--font);min-height:44px}.calc-faq-q-text{font-size:15px;font-weight:600;color:var(--text-primary);line-height:1.4;flex:1}@media(min-width:768px){.calc-faq-q-text{font-size:16px}}.calc-faq-icon{width:28px;height:28px;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--text-muted);background:var(--bg-secondary);border-radius:50%;flex-shrink:0;transition:var(--transition);font-weight:300}.calc-faq-item--open .calc-faq-icon{background:var(--accent-blue);color:#fff;transform:rotate(45deg)}.calc-faq-answer{max-height:0;overflow:hidden;transition:max-height .4s cubic-bezier(.4,0,.2,1),padding .3s ease;padding:0 18px}.calc-faq-answer--open{max-height:500px;padding:0 18px 18px}.calc-faq-answer p{font-size:14px;line-height:1.7;color:var(--text-secondary);margin:0}@media(min-width:768px){.calc-faq-answer p{font-size:15px}}.calc-faq-answer a{color:var(--accent);text-decoration:none}.breadcrumb{margin-bottom:16px}.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}.breadcrumb-item{font-size:12px;line-height:1}@media(min-width:768px){.breadcrumb-item{font-size:13px}}.breadcrumb-link{color:var(--text-secondary);text-decoration:none;transition:var(--transition);min-height:44px;display:inline-flex;align-items:center}.breadcrumb-link:hover{color:var(--accent)}.breadcrumb-separator{color:var(--text-muted);font-size:12px;-webkit-user-select:none;user-select:none}.breadcrumb-current span{color:var(--text-primary);font-weight:500;font-size:12px}@media(min-width:768px){.breadcrumb-current span{font-size:13px}}.toc{background:var(--bg-glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--bg-glass-border);border-radius:var(--radius-lg);margin-bottom:24px;overflow:hidden;z-index:10;position:relative}.toc-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 16px;background:none;border:none;color:var(--text-primary);font-size:15px;font-weight:600;cursor:pointer;font-family:var(--font)}.toc-toggle-icon{margin-right:8px}.toc-toggle-text{flex:1;text-align:left}.toc-toggle-arrow{font-size:10px;transition:transform .3s ease;display:flex;align-items:center}.toc-list{max-height:0;overflow:hidden;transition:max-height .4s cubic-bezier(.4,0,.2,1),padding .3s ease;padding:0 16px;margin:0;list-style:none}.toc-list--open{max-height:600px;padding:0 16px 14px}.toc-item{margin-bottom:2px}.toc-link{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:var(--radius-sm);color:var(--text-secondary);text-decoration:none;font-size:13px;transition:var(--transition);min-height:40px}.toc-link:hover{background:var(--bg-glass);color:var(--text-primary)}.toc-link--active{background:var(--bg-glass);color:var(--accent);border-left:3px solid var(--accent);font-weight:500}.toc-number{color:var(--accent);font-weight:600;font-size:12px;min-width:20px}@media(min-width:768px){.toc-toggle-arrow{display:none}.toc-list{max-height:none;padding:0 16px 14px;overflow:visible}}.related-tools{margin-top:48px;margin-bottom:32px;padding-bottom:100px}@media(min-width:768px){.related-tools{padding-bottom:32px}}.related-title{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:16px}.related-grid{display:flex;flex-direction:column;gap:10px}@media(min-width:768px){.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}}@media(min-width:1024px){.related-grid{grid-template-columns:repeat(3,1fr)}}.related-item{display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--bg-glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--bg-glass-border);border-radius:var(--radius-lg);text-decoration:none;color:inherit;transition:var(--transition);min-height:44px}.related-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-card);border-color:var(--accent)}.related-item:active{transform:scale(.98)}.related-icon{font-size:28px;min-width:40px;text-align:center;flex-shrink:0}.related-info{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}.related-name{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.related-desc{font-size:12px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.related-arrow{color:var(--text-muted);font-size:16px;transition:var(--transition);flex-shrink:0}.related-item:hover .related-arrow{color:var(--accent);transform:translate(4px)}.home-hero{text-align:center;padding:20px 0 32px;max-width:700px;margin:0 auto}.home-badge{display:inline-block;padding:6px 16px;font-size:12px;font-weight:600;border-radius:var(--radius-full);background:var(--bg-glass);border:1px solid var(--bg-glass-border);color:var(--text-secondary);margin-bottom:16px}.home-h1{font-size:28px;font-weight:800;color:var(--text-primary);line-height:1.2;margin:0 0 12px;letter-spacing:-.5px}@media(min-width:768px){.home-h1{font-size:42px}}@media(min-width:1024px){.home-h1{font-size:52px}}.home-subtitle{font-size:15px;color:var(--text-secondary);margin:0 0 24px;line-height:1.5}@media(min-width:768px){.home-subtitle{font-size:17px}}.home-search{position:relative;max-width:500px;margin:0 auto}.home-search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);font-size:18px;pointer-events:none;color:var(--text-muted)}.home-search-input{width:100%;padding:14px 44px 14px 46px;font-size:16px;background:var(--bg-glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--bg-glass-border);border-radius:var(--radius-2xl);color:var(--text-primary);font-family:var(--font);transition:var(--transition);outline:none}.home-search-input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 4px #667eea26}.home-search-clear{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:var(--bg-secondary);border:none;color:var(--text-muted);width:24px;height:24px;border-radius:50%;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center}.home-section-header{display:flex;justify-content:space-between;align-items:center;margin:32px 0 14px}.home-section-title{font-size:18px;font-weight:700;color:var(--text-primary)}.home-see-all{font-size:13px;color:var(--accent);text-decoration:none;font-weight:500}.home-popular-scroll{display:flex;gap:10px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;padding-bottom:4px}.home-popular-scroll::-webkit-scrollbar{display:none}.home-popular-item{min-width:120px;max-width:120px;scroll-snap-align:start;text-align:center;padding:14px 8px;background:var(--bg-glass);border:1px solid var(--bg-glass-border);border-radius:var(--radius-lg);text-decoration:none;transition:var(--transition);flex-shrink:0}.home-popular-item:hover{transform:translateY(-2px);border-color:var(--accent-blue)}.home-popular-icon{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 8px;font-size:22px}.home-popular-name{font-size:12px;font-weight:600;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.3}.home-categories{display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding:4px 0;margin:24px 0 20px}.home-categories::-webkit-scrollbar{display:none}.home-category-pill{scroll-snap-align:start;padding:8px 18px;font-size:13px;font-weight:500;border-radius:var(--radius-full);border:1px solid var(--border);background:var(--bg-glass);color:var(--text-secondary);cursor:pointer;white-space:nowrap;transition:var(--transition);font-family:var(--font);min-height:40px;display:inline-flex;align-items:center}.home-category-pill:hover{border-color:var(--accent-blue)}.home-category-pill--active{background:var(--gradient-primary);color:#fff;border-color:transparent}.home-tools-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}@media(min-width:768px){.home-tools-grid{grid-template-columns:repeat(3,1fr);gap:14px}}@media(min-width:1024px){.home-tools-grid{grid-template-columns:repeat(4,1fr);gap:16px}}.home-features{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;margin:40px 0;padding:4px 0}.home-features::-webkit-scrollbar{display:none}.home-feature-pill{display:flex;align-items:center;gap:6px;padding:10px 16px;background:var(--bg-glass);border:1px solid var(--bg-glass-border);border-radius:var(--radius-full);white-space:nowrap;font-size:13px;font-weight:500;color:var(--text-secondary);flex-shrink:0}.home-seo-content{max-width:700px;margin:0 auto 40px;text-align:center}.home-seo-content h2{font-size:22px;font-weight:700;color:var(--text-primary);margin:0 0 16px}@media(min-width:768px){.home-seo-content h2{font-size:28px}}.home-seo-content p{font-size:14px;color:var(--text-secondary);line-height:1.7;margin:0 0 14px}@media(min-width:768px){.home-seo-content p{font-size:16px}}.home-seo-content a{color:var(--accent);text-decoration:none}.home-faq{max-width:700px;margin:0 auto 100px}@media(min-width:768px){.home-faq{margin-bottom:48px}}.home-empty{text-align:center;padding:48px 16px;color:var(--text-muted)}.home-empty-icon{font-size:48px;margin-bottom:12px;opacity:.5}.home-empty-text{font-size:16px}[data-theme=light] .header-menu-panel{background:#f1f5f9}[data-theme=light] .header-menu-link:hover{background:#0000000a}[data-theme=light] .bnav-sheet{background:#f1f5f9}[data-theme=light] .breadcrumb-link{color:#475569}[data-theme=light] .breadcrumb-link:hover{color:var(--accent-blue)}[data-theme=light] .breadcrumb-current span{color:#1e293b}[data-theme=light] .toc{background:#fffc;border-color:#00000014}[data-theme=light] .toc-toggle{color:#1e293b}[data-theme=light] .toc-link{color:#475569}[data-theme=light] .toc-link:hover{background:#0000000a;color:#1e293b}[data-theme=light] .toc-link--active{color:var(--accent-blue)}[data-theme=light] .related-item{background:#fffc;border-color:#00000014}[data-theme=light] .related-item:hover{border-color:var(--accent-blue);box-shadow:0 8px 24px #0000000f}[data-theme=light] .related-name{color:#1e293b}[data-theme=light] .related-desc{color:#94a3b8}[data-theme=light] .calc-page-h1{color:#1e293b}[data-theme=light] .calc-page-subtitle{color:#475569}[data-theme=light] .calc-input-card,[data-theme=light] .calc-results-card{background:#ffffffe6;border-color:#00000014}[data-theme=light] .calc-input-large,[data-theme=light] .calc-number-input,[data-theme=light] .calc-text-input,[data-theme=light] .calc-textarea,[data-theme=light] .calc-date-input{background:#f1f5f9;border-color:#e2e8f0;color:#1e293b}[data-theme=light] .calc-input-large:focus,[data-theme=light] .calc-number-input:focus,[data-theme=light] .calc-text-input:focus,[data-theme=light] .calc-textarea:focus,[data-theme=light] .calc-date-input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px #667eea1a}[data-theme=light] .calc-input-group label{color:#475569}[data-theme=light] .calc-pill{background:#f1f5f9;border-color:#e2e8f0;color:#475569}[data-theme=light] .calc-pill:hover{border-color:var(--accent-blue);color:#1e293b}[data-theme=light] 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code{max-width:none!important}.calc-related-scroll{overflow-x:auto!important;max-width:100%!important}.home-root{width:100%!important;max-width:100%!important;overflow-x:hidden!important;display:flex!important;flex-direction:column!important;align-items:center!important}.home-root>.container{width:100%!important;max-width:1200px!important;margin-left:auto!important;margin-right:auto!important;padding-left:1.5rem!important;padding-right:1.5rem!important;box-sizing:border-box!important}@media(min-width:768px){.home-root>.container{padding-left:2rem!important;padding-right:2rem!important}}.calc-page{display:flex!important;flex-direction:column!important;align-items:stretch!important;width:100%!important;max-width:1200px!important;margin-left:auto!important;margin-right:auto!important;padding-left:1.5rem!important;padding-right:1.5rem!important;box-sizing:border-box!important}@media(min-width:768px){.calc-page{padding-left:2rem!important;padding-right:2rem!important}}