:root{--bg:#f7f7f5;--card:#fff;--text:#171717;--muted:#666;--line:#e4e4e0;--soft:#efefec;--accent:#111;--radius:15px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg);line-height:1.58}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}.wrap{max-width:1120px;margin:auto;padding:0 20px}.top{border-bottom:1px solid var(--line);background:rgba(255,255,255,.95);position:sticky;top:0;z-index:10;backdrop-filter:blur(10px)}.nav{height:64px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:850;font-size:21px;letter-spacing:-.6px}.brand span{display:inline-block;width:10px;height:10px;border-radius:3px;background:#111;margin-right:8px}.navlinks{display:flex;gap:18px;font-size:14px;align-items:center}.search{max-width:320px;flex:1;position:relative}.search input{width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:10px;background:#fafafa}.hero{padding:68px 0 28px}.eyebrow{font-size:13px;font-weight:750;text-transform:uppercase;letter-spacing:.08em;color:#666}.hero h1{font-size:clamp(40px,7vw,68px);line-height:.98;letter-spacing:-2.7px;margin:10px 0 18px;max-width:850px}.hero p{font-size:19px;color:#555;max-width:680px}.section-title{font-size:28px;letter-spacing:-.8px;margin:40px 0 14px}.category{margin:28px 0 52px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:14px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:0 1px 2px rgba(0,0,0,.025);transition:transform .12s,border-color .12s}.card:hover{transform:translateY(-1px);border-color:#c8c8c3;text-decoration:none}.card h2,.card h3{margin:0 0 7px;letter-spacing:-.45px}.card h3{font-size:18px}.card p{margin:0;color:var(--muted);font-size:14px}.tool{max-width:790px;margin:38px auto}.tool h1{font-size:clamp(34px,6vw,48px);letter-spacing:-1.45px;line-height:1.06;margin-bottom:12px}.lead{font-size:18px;color:#5b5b5b}.panel{background:var(--card);border:1px solid var(--line);border-radius:17px;padding:24px;margin:22px 0;box-shadow:0 1px 3px rgba(0,0,0,.025)}.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px}.field label{display:block;font-size:13px;font-weight:750;margin-bottom:6px;color:#444}.field input,.field select,.field textarea{width:100%;padding:12px 13px;border:1px solid #cfcfca;border-radius:10px;background:#fff}.field textarea{min-height:220px;resize:vertical}.button{border:0;border-radius:10px;padding:12px 17px;background:#111;color:#fff;font-weight:750;cursor:pointer}.button.secondary{background:#ecece9;color:#222}.actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:14px}.result{font-size:27px;font-weight:850;letter-spacing:-.65px;margin-top:18px;overflow-wrap:anywhere}.result small{font-size:14px;font-weight:500;color:#666}.muted{color:var(--muted);font-size:14px}.ad{min-height:110px;border:1px dashed #d3d3cf;border-radius:12px;display:grid;place-items:center;color:#aaa;font-size:11px;margin:30px 0;background:#fbfbfa}.ad:empty{display:none}.content h2{margin-top:34px;letter-spacing:-.55px;font-size:25px}.content h3{margin-top:25px}.content p,.content li{color:#444}.content table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.content th,.content td{text-align:left;padding:11px 13px;border-bottom:1px solid #eee}.content th{background:#f4f4f1;font-size:13px}.breadcrumbs{font-size:13px;color:#777;margin-top:24px}.breadcrumbs a{color:#555}.footer{border-top:1px solid var(--line);margin-top:76px;padding:36px 0 55px;color:#666;font-size:14px}.footergrid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.footerlinks a{display:block;padding:4px 0}.pill{display:inline-block;background:var(--soft);border-radius:99px;padding:6px 11px;font-size:12px;margin:4px 6px 4px 0}.bigtime{font-size:clamp(52px,12vw,90px);font-weight:850;letter-spacing:-4px;line-height:1}.seo-list{columns:2;column-gap:32px}.seo-list a{display:block;padding:5px 0;color:#444}.notice{background:#f0f0ed;border-radius:11px;padding:13px 15px;font-size:13px;color:#555;margin:20px 0}.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:15px}.kpi{padding:13px;background:#f5f5f2;border-radius:10px}.kpi b{display:block;font-size:20px}.kbd{font-family:ui-monospace,monospace;background:#eee;padding:2px 5px;border-radius:5px}.faq details{background:#fff;border:1px solid var(--line);border-radius:11px;padding:13px 15px;margin:9px 0}.faq summary{font-weight:750;cursor:pointer}@media(max-width:760px){.navlinks{display:none}.search{max-width:52%}.footergrid{grid-template-columns:1fr}.seo-list{columns:1}.kpis{grid-template-columns:1fr}.hero{padding-top:48px}}

/* StraightTools brand system */
.brand-logo{display:inline-flex;align-items:center;gap:8px;font-weight:850;font-size:21px;letter-spacing:-.65px;white-space:nowrap;text-decoration:none!important}
.brand-logo img{width:42px;height:42px;display:block;object-fit:contain;filter:drop-shadow(0 2px 4px rgba(4,70,165,.12))}
.brand-logo b{font:inherit;color:#071b3a}
.brand-logo i{font:inherit;font-style:normal;color:#0878f5;margin-left:-8px}
.footer .brand-logo{font-size:20px}
.footer .brand-logo img{width:38px;height:38px}
.hero-brand-lockup{display:flex;align-items:center;gap:16px;margin:0 0 24px}
.hero-brand-lockup img{width:88px;height:88px;flex:0 0 auto;filter:drop-shadow(0 7px 12px rgba(6,84,180,.16))}
.hero-brand-name{font-size:clamp(30px,5vw,48px);font-weight:900;letter-spacing:-1.8px;line-height:.95;color:#071b3a}
.hero-brand-name em{font:inherit;font-style:normal;color:#0878f5}
.hero-brand-tag{font-size:15px;color:#64748b;letter-spacing:.02em;margin-top:7px}
.hero-brand-rule{display:inline-block;width:3px;height:16px;background:#0878f5;border-radius:99px;margin:0 9px -3px}
@media(max-width:720px){
  .brand-logo{font-size:18px;gap:6px}.brand-logo img{width:36px;height:36px}.brand-logo i{margin-left:-6px}
  .hero-brand-lockup{gap:12px;margin-bottom:20px}.hero-brand-lockup img{width:68px;height:68px}
  .hero-brand-tag{font-size:13px}.hero-brand-rule{height:13px;margin:0 6px -2px}
}
@media(max-width:520px){.navlinks{display:none}.search{max-width:190px}.hero-brand-lockup{align-items:flex-start}.hero-brand-tag{max-width:230px}}

/* navigation-harden-v5 */
.nav{position:relative}.nav .brand-logo{flex:0 0 auto}.menu-toggle{display:block;background:transparent;border:1px solid var(--line);border-radius:10px;padding:9px 10px;margin-left:auto;cursor:pointer}.menu-toggle:hover{background:var(--soft)}.menu-toggle span{display:block;width:24px;height:2px;background:#222;margin:4px 0;border-radius:2px;transition:transform .18s ease,opacity .18s ease}.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.primary-nav{display:none;position:absolute;top:calc(100% + 8px);right:0;z-index:100;width:min(320px,calc(100vw - 32px));flex-direction:column;align-items:stretch;gap:2px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:0 16px 38px rgba(0,0,0,.14);font-size:15px;font-weight:650}.primary-nav.is-open{display:flex}.primary-nav>a,.nav-more>summary{display:block;padding:11px 12px;border-radius:9px}.primary-nav>a:hover,.nav-more>summary:hover{background:var(--soft);text-decoration:none}.nav-more>summary{cursor:pointer;list-style:none}.nav-more>summary::-webkit-details-marker{display:none}.nav-more>summary:after{content:" ▾";float:right;font-size:11px;color:#777}.nav-more-menu{position:static;box-shadow:none;border:0;border-left:2px solid var(--line);border-radius:0;margin:2px 0 4px 12px;padding:2px 0 2px 10px}.nav-more-menu a{display:block;padding:9px 10px;border-radius:8px}.nav-more-menu a:hover{background:var(--soft);text-decoration:none}.menu-search{max-width:none;width:100%;padding:4px 4px 8px}.menu-search input{width:100%}.mobile-extra{display:none!important}
@media(max-width:768px){
  .top{position:relative;z-index:200}.nav{min-height:62px;gap:10px;padding-top:8px;padding-bottom:8px}.nav .brand-logo{font-size:18px}.nav .brand-logo img{width:36px;height:36px}.menu-toggle{padding:10px 11px;border-radius:11px;min-width:44px;min-height:44px}.primary-nav{position:absolute;top:100%;left:0;right:0;width:100%;max-width:none;margin:0;border-left:0;border-right:0;border-radius:0 0 14px 14px;padding:12px 16px calc(16px + env(safe-area-inset-bottom));box-shadow:0 14px 28px rgba(0,0,0,.16);max-height:calc(100vh - 70px);overflow-y:auto;overscroll-behavior:contain}.primary-nav>a,.nav-more>summary{min-height:48px;display:flex;align-items:center;padding:12px 10px;font-size:16px;border-bottom:1px solid var(--line);border-radius:0}.primary-nav>a:last-child{border-bottom:0}.menu-search{order:-1;padding:0 0 10px}.menu-search input{min-height:46px;font-size:16px;padding:10px 12px}.nav-more{display:none}.mobile-extra{display:flex!important}.primary-nav.is-open{animation:mobileMenuIn .16s ease-out}.menu-toggle[aria-expanded="true"]{background:var(--soft)}
}
@keyframes mobileMenuIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}