*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--primary-color:#0ea5e9;--primary-dark:#0284c7;--primary-light:#38bdf8;--secondary-color:#10b981;--secondary-dark:#059669;--secondary-light:#34d399;--accent-color:#f59e0b;--accent-gold:#fbbf24;--primary-green:#2d6a4f;--success-color:#22c55e;--success-bg:#f0fdf4;--success-light:#4ade80;--success-muted:#86efac;--danger-color:#ef4444;--danger-bg:#fef2f2;--danger-light:#f87171;--danger-muted:#fca5a5;--warning-color:#f59e0b;--warning-bg:#fffbeb;--warning-light:#fbbf24;--info-color:#0ea5e9;--info-bg:rgba(14, 165, 233, 0.1);--background-color:#080808;--nav-foot-bg-color:#111;--card-bg:rgba(255, 255, 255, 0.03);--card-bg-hover:rgba(255, 255, 255, 0.05);--bg-light:#f8fafc;--bg-white:#fff;--text-color:#e2eaf1;--text-muted:#e2e8f0;--text-light:#64748b;--text-dim:#718096;--text-dark:#1e293b;--text-medium:#475569;--nav-foot-text-color:#e2eaf1;--white:#fff;--border-color:rgba(255, 255, 255, 0.1);--card-border:rgba(255, 255, 255, 0.08);--border-light:rgba(255, 255, 255, 0.05);--box-shadow-color:rgba(243, 139, 3, 0.8);--gradient-primary:linear-gradient(135deg, #0ea5e9 0%, #10b981 100%);--gradient-primary-soft:linear-gradient(
    135deg,
    rgba(14, 165, 233, 0.15) 0%,
    rgba(16, 185, 129, 0.15) 100%
  );--gradient-primary-hover:linear-gradient(135deg, #0284c7 0%, #059669 100%);--accent-gradient:linear-gradient(135deg, var(--primary-color), #a855f7);--shadow-sm:0 1px 2px rgba(0, 0, 0, 0.05);--shadow-md:0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -2px rgba(0, 0, 0, 0.1);--shadow-lg:0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -4px rgba(0, 0, 0, 0.1);--shadow-xl:0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 8px 10px -6px rgba(0, 0, 0, 0.1);--shadow-glow:0 0 20px rgba(14, 165, 233, 0.3);--shadow-glow-strong:0 0 40px rgba(14, 165, 233, 0.4);--radius-sm:6px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--transition:all 0.3s ease;--transition-fast:0.15s ease;--transition-base:0.3s ease;--transition-slow:0.5s ease;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px}html{scroll-behavior:auto;scroll-padding-top:88px;-webkit-text-size-adjust:100%;font-size:16px}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background-color:var(--background-color);color:var(--text-color);line-height:1.6;padding-top:72px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}input,select,textarea{scroll-margin-top:88px}img{max-width:100%;height:auto;display:block}a{text-decoration:none;color:inherit;transition:var(--transition)}ul,ol{list-style:none}button{cursor:pointer;border:none;background:none;font-family:inherit}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:700}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-md)}.section-padding{padding:clamp(48px, 8vw, 100px) 0}.section-header{text-align:center;margin-bottom:clamp(32px, 5vw, 64px)}.section-header h2{font-size:clamp(1.75rem, 4vw, 2.75rem);margin-bottom:var(--space-md);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.section-header p{font-size:clamp(0.95rem, 1.5vw, 1.125rem);color:var(--text-muted);max-width:600px;margin:0 auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.navbar{position:fixed;top:0;left:0;right:0;width:100%;z-index:1000;background:rgb(17 17 17 / .95);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);transition:background 0.3s ease,border-color 0.3s ease}.navbar.nav-open{background:var(--background-color);backdrop-filter:none;-webkit-backdrop-filter:none}.navbar .container{display:flex;align-items:center;justify-content:space-between;height:72px;min-height:72px;position:relative;z-index:1002}.brand-svg{height:56px;width:auto;display:block}.footer .brand-svg{height:88px;width:auto;display:block}.nav-logo{display:flex;align-items:center;gap:var(--space-sm);font-size:1.25rem;font-weight:700;color:var(--white);z-index:1003;position:relative}.nav-logo span{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.nav-links{display:flex;align-items:center;gap:var(--space-xl)}.nav-links>a{color:var(--nav-foot-text-color);font-size:.9375rem;font-weight:500;padding:var(--space-sm) 0;position:relative;transition:var(--transition)}.nav-links>a:hover,.nav-links>a:focus-visible{color:var(--primary-color)}.nav-links>a::after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--gradient-primary);transition:var(--transition);border-radius:var(--radius-full)}.nav-links>a:hover::after{width:100%}.nav-tools{position:relative}.nav-tools>a{display:flex;align-items:center;gap:6px;color:var(--nav-foot-text-color);font-size:.9375rem;font-weight:500;padding:var(--space-sm) 0;position:relative;transition:var(--transition)}.nav-tools>a:hover,.nav-tools>a:focus-visible{color:var(--primary-color)}.nav-tools>a::after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--gradient-primary);transition:var(--transition);border-radius:var(--radius-full)}.nav-tools>a:hover::after{width:100%}.nav-tools>a svg{width:12px;height:12px;transition:var(--transition)}.nav-tools:hover>a svg,.nav-tools:focus-within>a svg{transform:rotate(180deg)}.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);width:720px;margin-top:16px;background:rgb(17 17 17 / .97);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:var(--space-lg);display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg);opacity:0;visibility:hidden;pointer-events:none;transition:opacity 0.25s ease,visibility 0.25s ease,transform 0.25s ease;box-shadow:0 25px 50px rgb(0 0 0 / .5)}.mega-menu::after{content:"";position:absolute;top:-16px;left:0;right:0;height:16px;background:#fff0}.nav-tools:hover .mega-menu,.nav-tools:focus-within .mega-menu{opacity:1;visibility:visible;pointer-events:all;transform:translateX(-50%) translateY(0)}.mega-menu::before{content:"";position:absolute;top:-8px;left:50%;width:16px;height:16px;background:rgb(17 17 17 / .97);border:1px solid var(--border-color);border-bottom:none;border-right:none;transform:translateX(-50%) rotate(45deg)}.mega-category h4{font-size:.75rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--primary-color);margin-bottom:var(--space-sm);font-weight:600}.mega-category ul{display:flex;flex-direction:column;gap:2px}.mega-category a{display:flex;align-items:center;gap:var(--space-sm);padding:8px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:.875rem;transition:var(--transition)}.mega-category a:hover{background:var(--card-bg-hover);color:var(--white)}.mega-category a::before,.mega-category a::after{display:none;content:none}.mega-icon{width:20px;height:20px;flex-shrink:0;opacity:.6}.mega-category a:hover .mega-icon{opacity:1}.hamburger{display:none;flex-direction:column;gap:5px;width:28px;padding:4px 0;z-index:1003;position:relative}.hamburger span{display:block;height:2px;width:100%;background:var(--white);border-radius:var(--radius-full);transition:var(--transition)}.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.mobile-nav{display:none;position:fixed;top:72px;left:0;width:100%;height:calc(100vh - 72px);height:calc(100dvh - 72px);background:var(--background-color);z-index:998;padding:var(--space-lg);overflow-y:auto;flex-direction:column;gap:var(--space-md);-webkit-overflow-scrolling:touch}.mobile-nav.active{display:flex}.mobile-nav>a{color:var(--text-color);font-size:1.125rem;padding:var(--space-md) 0;border-bottom:1px solid var(--border-light);display:block}.mobile-tools-toggle{display:flex;justify-content:space-between;align-items:center;cursor:pointer;color:var(--text-color);font-size:1.125rem;padding:var(--space-md) 0;border-bottom:1px solid var(--border-light)}.mobile-tools-toggle svg{width:16px;height:16px;transition:var(--transition)}.mobile-tools-toggle.active svg{transform:rotate(180deg)}.mobile-mega{display:none;padding-left:var(--space-md);padding-bottom:var(--space-md)}.mobile-mega.active{display:block}.mobile-mega h4{font-size:.75rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--primary-color);margin:var(--space-md) 0 var(--space-sm);font-weight:600}.mobile-mega a{font-size:.9375rem;padding:var(--space-sm) 0;border:none;color:var(--text-muted);display:block}.footer{background:var(--nav-foot-bg-color);border-top:1px solid var(--border-color);padding:clamp(48px, 6vw, 80px) 0 0}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:clamp(24px, 4vw, 48px);margin-bottom:clamp(32px, 5vw, 48px)}.footer-brand{max-width:320px}.footer-logo{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-lg)}.footer-logo span{font-size:1.25rem;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.footer-brand p{font-size:.875rem;color:var(--text-muted);line-height:1.7;margin-bottom:var(--space-lg)}.footer-social{display:flex;gap:var(--space-sm)}.footer-social a{width:40px;height:40px;border-radius:var(--radius-md);background:var(--card-bg);border:1px solid var(--border-light);display:flex;align-items:center;justify-content:center;transition:var(--transition);color:var(--text-muted)}.footer-social a:hover{background:var(--info-bg);border-color:var(--primary-color);color:var(--primary-color)}.footer-social a svg{width:18px;height:18px}.footer-column h4{font-size:.8125rem;text-transform:uppercase;letter-spacing:1.5px;color:var(--white);margin-bottom:var(--space-lg);font-weight:600}.footer-column ul{display:flex;flex-direction:column;gap:var(--space-sm)}.footer-column a{font-size:.875rem;color:var(--text-muted);transition:var(--transition);padding:2px 0;display:inline-block}.footer-column a:hover{color:var(--primary-light);transform:translateX(4px)}.footer-bottom{border-top:1px solid var(--border-light);padding:var(--space-lg) 0;text-align:center}.footer-bottom p{font-size:.8125rem;color:var(--text-dim)}.fade-in{opacity:1;transform:none;transition:opacity 0.6s ease,transform 0.6s ease}.js-enabled .fade-in{opacity:0;transform:translateY(24px)}.js-enabled .fade-in.visible{opacity:1;transform:translateY(0)}*:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px;border-radius:2px}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}}@media (max-width:1024px){.why-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.footer .brand-svg{height:110px}}@media (max-width:768px){body{padding-top:72px}.nav-links{display:none}.hamburger{display:flex}.brand-svg{height:44px}.footer .brand-svg{height:100px}.why-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{max-width:100%}.footer-bottom{text-align:center}}@media (max-width:480px){body{padding-top:60px}.navbar .container{height:60px;min-height:60px}.mobile-nav{top:60px;height:calc(100vh - 60px);height:calc(100dvh - 60px)}.brand-svg{height:38px}.footer .brand-svg{height:86px}}@media (min-width:769px){.footer-grid{place-items:center}}@media (min-width:1400px){.container{max-width:1320px}}main{max-width:1200px;margin:0 auto;padding:clamp(24px, 5vw, 64px) var(--space-md) clamp(48px, 8vw, 96px);position:relative}main::before{content:"";position:fixed;top:10%;left:50%;transform:translateX(-50%);width:80%;max-width:900px;height:500px;background:radial-gradient(ellipse at center,rgb(14 165 233 / .08) 0%,rgb(16 185 129 / .04) 40%,transparent 70%);pointer-events:none;z-index:-1;filter:blur(60px)}.breadcrumb{margin-bottom:var(--space-xl)}.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-sm);font-size:.875rem;color:var(--text-dim)}.breadcrumb li{display:flex;align-items:center;gap:var(--space-sm)}.breadcrumb li+li::before{content:"/";color:var(--text-dim);opacity:.5}.breadcrumb a{color:var(--text-muted);transition:var(--transition);padding:4px 8px;border-radius:var(--radius-sm)}.breadcrumb a:hover{color:var(--primary-light);background:var(--card-bg)}.breadcrumb [aria-current="page"]{color:var(--primary-light);font-weight:500}main h1{font-size:clamp(2rem, 5vw, 3.25rem);line-height:1.15;margin-bottom:var(--space-xl);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text;letter-spacing:-.02em;font-weight:800}main h2{font-size:clamp(1.5rem, 3.5vw, 2.25rem);margin-top:clamp(48px, 7vw, 80px);margin-bottom:var(--space-lg);color:var(--white);letter-spacing:-.01em;position:relative;padding-bottom:var(--space-md);scroll-margin-top:100px}main h2::after{content:"";position:absolute;bottom:0;left:0;width:60px;height:3px;background:var(--gradient-primary);border-radius:var(--radius-full)}main h3{font-size:clamp(1.25rem, 2.5vw, 1.625rem);margin-bottom:var(--space-md);color:var(--white);letter-spacing:-.01em;scroll-margin-top:100px}main h4{font-size:1.125rem;margin-bottom:var(--space-sm);color:var(--white)}main p{font-size:clamp(0.9375rem, 1.3vw, 1.0625rem);line-height:1.75;margin-bottom:var(--space-md);color:var(--text-muted)}main p strong,main li strong{color:var(--white);font-weight:600}main p em,main li em{color:var(--primary-light);font-style:italic}main a:not(.callout a):not(.method-links a):not(.author-links a):not(.page-footer-note a):not(.breadcrumb a):not(td a){color:var(--primary-light);text-decoration:none;border-bottom:1px dashed rgb(56 189 248 / .4);transition:var(--transition-fast);padding-bottom:1px}main a:not(.callout a):not(.method-links a):not(.author-links a):not(.page-footer-note a):not(.breadcrumb a):not(td a):hover{color:var(--secondary-light);border-bottom-color:var(--secondary-light)}main td a{color:var(--primary-light);font-weight:500;transition:var(--transition-fast)}main td a:hover{color:var(--secondary-light);text-decoration:underline}.author-links,.method-links,.page-footer-note{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-sm);font-size:.9375rem;color:var(--text-dim);margin-top:var(--space-md)}.author-links a,.method-links a,.page-footer-note a{color:var(--primary-light);padding:4px 10px;border-radius:var(--radius-sm);background:var(--card-bg);border:1px solid var(--card-border);transition:var(--transition);font-size:.875rem;font-weight:500}.author-links a:hover,.method-links a:hover,.page-footer-note a:hover{background:var(--info-bg);border-color:var(--primary-color);color:var(--white);transform:translateY(-1px)}.page-footer-note{justify-content:center;margin-top:clamp(48px, 7vw, 80px);padding-top:var(--space-xl);border-top:1px solid var(--border-light);font-size:.875rem}main ul,main ol{list-style:none;margin-bottom:var(--space-lg);padding-left:0}main ul li,main ol li{position:relative;padding-left:var(--space-lg);margin-bottom:var(--space-sm);font-size:clamp(0.9375rem, 1.3vw, 1rem);line-height:1.7;color:var(--text-muted)}main ul li::before{content:"";position:absolute;left:0;top:.65em;width:8px;height:8px;border-radius:var(--radius-full);background:var(--gradient-primary);box-shadow:0 0 10px rgb(14 165 233 / .4)}main ol{counter-reset:list-counter}main ol li{counter-increment:list-counter}main ol li::before{content:counter(list-counter);position:absolute;left:0;top:0;width:24px;height:24px;background:var(--gradient-primary);color:var(--white);border-radius:var(--radius-full);font-size:.75rem;font-weight:700;display:flex;align-items:center;justify-content:center}main code{font-family:"SF Mono",Monaco,"Cascadia Code","Roboto Mono",Consolas,monospace;font-size:.875em;background:rgb(14 165 233 / .1);color:var(--primary-light);padding:2px 8px;border-radius:var(--radius-sm);border:1px solid rgb(14 165 233 / .2);white-space:nowrap}pre.formula{background:linear-gradient(135deg,rgb(14 165 233 / .05) 0%,rgb(16 185 129 / .05) 100%);border:1px solid var(--card-border);border-left:4px solid var(--primary-color);border-radius:var(--radius-md);padding:clamp(16px, 3vw, 24px);margin:var(--space-lg) 0;display:flex;flex-direction:column;align-items:flex-start;overflow-x:auto;position:relative;-webkit-overflow-scrolling:touch;box-shadow:var(--shadow-md)}pre.formula::before{content:"FORMULA";display:inline-block;position:sticky;left:0;margin-bottom:16px;flex-shrink:0;background:rgb(14 165 233 / .12);color:var(--primary-light);font-size:.625rem;font-weight:700;letter-spacing:1.5px;padding:4px 8px;border-radius:4px;border:1px solid rgb(14 165 233 / .2);line-height:1}pre.formula code{background:none;color:var(--text-color);border:none;padding:0;font-size:clamp(0.8125rem, 1.1vw, 0.9375rem);line-height:1.75;white-space:pre;display:block}pre.formula::-webkit-scrollbar{height:8px}pre.formula::-webkit-scrollbar-track{background:rgb(255 255 255 / .03);border-radius:var(--radius-full)}pre.formula::-webkit-scrollbar-thumb{background:var(--gradient-primary);border-radius:var(--radius-full)}pre.formula code{background:none;color:var(--text-color);border:none;padding:0;font-size:clamp(0.8125rem, 1.1vw, 0.9375rem);line-height:1.75;white-space:pre;display:block}pre.formula::-webkit-scrollbar{height:8px}pre.formula::-webkit-scrollbar-track{background:rgb(255 255 255 / .03);border-radius:var(--radius-full)}pre.formula::-webkit-scrollbar-thumb{background:var(--gradient-primary);border-radius:var(--radius-full)}.callout{padding:clamp(16px, 2.5vw, 24px);border-radius:var(--radius-md);margin:var(--space-lg) 0;border-left:4px solid;position:relative;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:var(--shadow-md)}.callout p{margin-bottom:0;font-size:.9375rem;line-height:1.7}.callout p+p{margin-top:var(--space-sm)}.callout-warning{background:linear-gradient(135deg,rgb(245 158 11 / .08) 0%,rgb(245 158 11 / .02) 100%);border-left-color:var(--warning-color);border:1px solid rgb(245 158 11 / .2);border-left:4px solid var(--warning-color)}.callout-warning strong{color:var(--warning-light)}.callout-note{background:linear-gradient(135deg,rgb(14 165 233 / .08) 0%,rgb(14 165 233 / .02) 100%);border-left-color:var(--info-color);border:1px solid rgb(14 165 233 / .2);border-left:4px solid var(--info-color)}.callout-note strong{color:var(--primary-light)}main table{width:100%;border-collapse:separate;border-spacing:0;margin:var(--space-lg) 0;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-md);font-size:clamp(0.8125rem, 1.1vw, 0.9375rem)}main table{display:table}@media (max-width:768px){main>table,main section>table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap;border-radius:var(--radius-md)}main>table thead,main>table tbody,main>table tr,main section>table thead,main section>table tbody,main section>table tr{display:table-row-group}main>table thead,main section>table thead{display:table-header-group}main>table tr,main section>table tr{display:table-row}main>table th,main>table td,main section>table th,main section>table td{white-space:normal;min-width:140px}}main thead{background:linear-gradient(135deg,rgb(14 165 233 / .15) 0%,rgb(16 185 129 / .15) 100%)}main th{padding:var(--space-md) var(--space-lg);text-align:left;font-weight:600;color:var(--white);font-size:.8125rem;text-transform:uppercase;letter-spacing:1px;border-bottom:1px solid var(--card-border)}main td{padding:var(--space-md) var(--space-lg);color:var(--text-muted);border-bottom:1px solid var(--border-light);vertical-align:top;line-height:1.6}main tbody tr{transition:var(--transition-fast)}main tbody tr:hover{background:var(--card-bg-hover)}main tbody tr:last-child td{border-bottom:none}main td code{font-size:.8125em;white-space:nowrap}main section{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:clamp(20px, 3.5vw, 36px);margin-bottom:var(--space-xl);transition:var(--transition);position:relative;overflow:hidden;scroll-margin-top:100px}main section::before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:var(--gradient-primary);opacity:0;transition:var(--transition)}main section:hover{background:var(--card-bg-hover);border-color:rgb(14 165 233 / .3);transform:translateY(-2px);box-shadow:var(--shadow-lg)}main section:hover::before{opacity:1}main section h3{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text;display:inline-block}main section .callout{margin:var(--space-md) 0}@media (max-width:768px){main{padding-left:var(--space-md);padding-right:var(--space-md)}main section{padding:var(--space-md);margin-bottom:var(--space-lg)}main h2{margin-top:var(--space-xl)}pre.formula{padding:var(--space-md);font-size:.8125rem}pre.formula code{font-size:.75rem}.author-links,.method-links,.page-footer-note{flex-direction:column;align-items:flex-start;gap:var(--space-xs)}.page-footer-note{align-items:center}main th,main td{padding:var(--space-sm) var(--space-md)}}@media (max-width:480px){main{padding-top:var(--space-md)}main h1{margin-bottom:var(--space-lg)}pre.formula::before{font-size:.625rem;padding:2px 8px}}@media (min-width:1400px){main{max-width:1320px}}@media print{main{max-width:100%;padding:0}main section{background:none;border:1px solid #ccc;page-break-inside:avoid;box-shadow:none}pre.formula{background:#f5f5f5;border:1px solid #ddd;page-break-inside:avoid}main h1,main h2,main h3{color:#000;-webkit-text-fill-color:initial;background:none}.callout{background:#f9f9f9;border:1px solid #ccc}}.cky-btn-revisit-wrapper.cky-revisit-bottom-left{display:none!important}.cky-btn-revisit-wrapper,.cky-revisit-bottom-left,.cky-btn-revisit{display:none!important}