body.ktr-page{--ink:#0f172a;--muted:#526173;--line:#dbe5ef;--paper:#f6f9fc;--card:#fff;--blue:#3578f6;--green:#13a77a;--navy:#07111f;--radius:22px;--shadow:0 18px 60px rgba(15,23,42,.10)}
.ktr-page,.ktr-page *,.ktr-site-dock,.ktr-site-dock *{box-sizing:border-box}html{scroll-behavior:smooth}body.ktr-page{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}.ktr-page a{color:inherit}.ktr-skip{position:absolute;left:-9999px;top:0}.ktr-skip:focus{left:18px;top:18px;z-index:99999;background:#fff;padding:12px 16px;border-radius:10px}.ktr-header{position:sticky;top:0;z-index:1000;background:rgba(246,249,252,.9);backdrop-filter:blur(18px);border-bottom:1px solid rgba(15,23,42,.08)}.ktr-nav{width:min(1160px,calc(100% - 36px));margin:auto;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.ktr-brand{text-decoration:none;font-weight:900;letter-spacing:-.05em;font-size:1.2rem}.ktr-brand span{background:linear-gradient(120deg,var(--blue),var(--green));-webkit-background-clip:text;color:transparent}.ktr-links{display:flex;gap:22px;align-items:center;list-style:none;margin:0;padding:0}.ktr-links a{text-decoration:none;color:var(--muted);font-size:.82rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.ktr-links a:hover,.ktr-links a[aria-current="page"]{color:var(--blue)}.ktr-menu{display:none;border:1px solid var(--line);border-radius:12px;background:#fff;padding:9px 12px;font-weight:800}.ktr-wrap{width:min(1160px,calc(100% - 36px));margin:auto}.ktr-hero{padding:96px 0 70px;background:radial-gradient(circle at 85% 0,rgba(19,167,122,.16),transparent 32%),radial-gradient(circle at 15% 15%,rgba(53,120,246,.16),transparent 30%)}.ktr-eyebrow{display:inline-flex;gap:8px;align-items:center;font-size:.76rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase;color:var(--green);margin-bottom:14px}.ktr-hero h1{font-size:clamp(2.7rem,7vw,6rem);line-height:.98;letter-spacing:-.065em;margin:0 0 24px;max-width:980px}.ktr-lede{font-size:clamp(1.05rem,2vw,1.32rem);color:var(--muted);max-width:780px;margin:0}.ktr-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.ktr-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;border-radius:999px;padding:13px 19px;font-weight:850;border:1px solid var(--line);background:#fff}.ktr-btn.primary{background:linear-gradient(135deg,var(--blue),var(--green));color:#fff;border:0}.ktr-btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(15,23,42,.12)}.ktr-breadcrumb{font-size:.82rem;color:var(--muted);padding-top:24px}.ktr-breadcrumb a{color:var(--blue);text-decoration:none}.ktr-section{padding:78px 0}.ktr-section.compact{padding:48px 0}.ktr-section.dark{background:var(--navy);color:#eaf1f8}.ktr-section h2{font-size:clamp(1.8rem,4vw,3.2rem);line-height:1.08;letter-spacing:-.045em;margin:0 0 14px}.ktr-section-intro{max-width:760px;color:var(--muted);margin:0 0 34px}.dark .ktr-section-intro{color:#9eb0c4}.ktr-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.ktr-card{grid-column:span 4;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 1px 0 rgba(255,255,255,.8);display:flex;flex-direction:column;min-height:260px}.ktr-card.wide{grid-column:span 6}.ktr-card.full{grid-column:1/-1}.ktr-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.ktr-card .tag,.ktr-pill{display:inline-flex;width:max-content;border-radius:999px;padding:6px 10px;background:#edf4ff;color:#2863c7;font-size:.72rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.ktr-card h3{font-size:1.35rem;line-height:1.2;margin:18px 0 10px;letter-spacing:-.03em}.ktr-card p{color:var(--muted);margin:0 0 20px}.ktr-card .link{margin-top:auto;color:var(--blue);font-weight:850;text-decoration:none}.ktr-meta{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.ktr-meta span{font-size:.77rem;border:1px solid var(--line);border-radius:999px;padding:5px 9px;color:var(--muted)}.ktr-callout{background:linear-gradient(135deg,#eaf3ff,#eafbf5);border:1px solid #cfe2f3;border-radius:var(--radius);padding:28px}.ktr-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.ktr-fact{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.ktr-fact strong{font-size:1.7rem;display:block;letter-spacing:-.04em}.ktr-content{width:min(820px,100%);font-size:1.04rem}.ktr-content h2{margin-top:2.2em}.ktr-content h3{margin-top:1.7em}.ktr-content p,.ktr-content li{color:#334155}.ktr-content blockquote{margin:28px 0;padding:22px 26px;border-left:4px solid var(--green);background:#fff;border-radius:0 16px 16px 0}.ktr-content table{width:100%;border-collapse:collapse;display:block;overflow:auto}.ktr-content th,.ktr-content td{border:1px solid var(--line);padding:12px;text-align:left}.ktr-aside{grid-column:span 4}.ktr-maincol{grid-column:span 8}.ktr-toc{position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.ktr-toc a{display:block;text-decoration:none;color:var(--muted);padding:7px 0}.ktr-toc a:hover{color:var(--blue)}.ktr-filterbar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}.ktr-filter{border:1px solid var(--line);background:#fff;padding:9px 13px;border-radius:999px;font-weight:800;cursor:pointer}.ktr-filter.active{background:var(--ink);color:#fff}.ktr-footer{background:var(--navy);color:#a8b7c8;padding:58px 0 30px}.ktr-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}.ktr-footer h2,.ktr-footer h3{color:#fff}.ktr-footer a{color:#c5d3e2;text-decoration:none}.ktr-footer a:hover{color:#fff}.ktr-footer ul{list-style:none;margin:0;padding:0}.ktr-footer li{margin:8px 0}.ktr-copyright{border-top:1px solid rgba(255,255,255,.1);margin-top:30px;padding-top:20px;font-size:.82rem}.ktr-contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.ktr-contact{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;text-decoration:none}.ktr-contact strong{display:block}.ktr-contact span{color:var(--muted)}.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
/* Static cross-site dock for legacy showcase pages */
.ktr-site-dock{position:fixed;right:18px;bottom:18px;z-index:2147483000;font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif}.ktr-site-dock details{position:relative}.ktr-site-dock summary{list-style:none;cursor:pointer;background:#0f172a;color:#fff;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:11px 16px;font-size:13px;font-weight:850;box-shadow:0 12px 35px rgba(0,0,0,.25)}.ktr-site-dock summary::-webkit-details-marker{display:none}.ktr-site-dock nav{position:absolute;right:0;bottom:52px;width:220px;background:rgba(15,23,42,.97);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:10px;box-shadow:0 20px 60px rgba(0,0,0,.3)}.ktr-site-dock a{display:block;color:#dce8f5;text-decoration:none;padding:10px 12px;border-radius:10px;font-size:13px;font-weight:750}.ktr-site-dock a:hover{background:rgba(255,255,255,.09);color:#fff}
@media(max-width:850px){.ktr-menu{display:block}.ktr-links{position:absolute;left:18px;right:18px;top:72px;display:none;flex-direction:column;align-items:stretch;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;box-shadow:var(--shadow)}.ktr-links.open{display:flex}.ktr-card,.ktr-card.wide,.ktr-maincol,.ktr-aside{grid-column:1/-1}.ktr-facts{grid-template-columns:repeat(2,1fr)}.ktr-footer-grid{grid-template-columns:1fr}.ktr-contact-grid{grid-template-columns:1fr}.ktr-toc{position:static}.ktr-hero{padding-top:70px}}@media(max-width:520px){.ktr-facts{grid-template-columns:1fr}.ktr-hero h1{font-size:2.7rem}.ktr-section{padding:58px 0}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* Bilingual navigation and browser-language suggestion */
.ktr-language-switch{display:inline-flex;align-items:center;justify-content:center;gap:.38rem;width:max-content;white-space:nowrap}
.ktr-language-switch a{min-width:2rem;text-align:center;text-decoration:none!important;opacity:.56;transition:opacity .2s ease,color .2s ease,background .2s ease}
.ktr-language-switch a:hover,.ktr-language-switch a.is-active{opacity:1;color:#3578f6!important}
.ktr-language-switch a.is-active{font-weight:900}
.ktr-language-divider{opacity:.3;font-size:.8em}
.ktr-language-switch--cv{gap:.35rem}
.ktr-language-switch--cv a{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(148,163,184,.35);border-radius:999px;padding:.55rem .72rem;font-weight:800;background:rgba(255,255,255,.08)}
.ktr-language-switch--cv a.is-active{background:#fff;color:#0f172a!important;border-color:#fff}
.ktr-language-suggestion{position:fixed;right:20px;bottom:20px;z-index:2147483600;width:min(420px,calc(100vw - 32px));padding:20px;border:1px solid rgba(148,163,184,.28);border-radius:20px;background:rgba(255,255,255,.97);color:#0f172a;box-shadow:0 24px 70px rgba(15,23,42,.24);backdrop-filter:blur(18px);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.ktr-language-suggestion__close{position:absolute;right:12px;top:9px;border:0;background:transparent;color:#64748b;font-size:1.45rem;line-height:1;cursor:pointer;padding:6px}
.ktr-language-suggestion__eyebrow{margin-bottom:6px;color:#13a77a;font-size:.72rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}
.ktr-language-suggestion strong{display:block;padding-right:24px;font-size:1.02rem}
.ktr-language-suggestion p{margin:6px 0 15px;color:#64748b;font-size:.88rem;line-height:1.55}
.ktr-language-suggestion__actions{display:flex;flex-wrap:wrap;gap:9px}
.ktr-language-suggestion__actions a,.ktr-language-suggestion__actions button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;border-radius:999px;padding:10px 15px;font:inherit;font-size:.82rem;font-weight:850;text-decoration:none;cursor:pointer}
.ktr-language-suggestion__primary{border:0;background:linear-gradient(135deg,#3578f6,#13a77a);color:#fff!important}
.ktr-language-suggestion__actions button{border:1px solid #dbe5ef;background:#fff;color:#0f172a}
@media(max-width:850px){.ktr-language-switch{align-self:flex-start}.ktr-language-switch--cv{align-self:auto}.ktr-language-suggestion{right:16px;bottom:16px}}
@media(max-width:520px){.ktr-language-suggestion__actions{display:grid}.ktr-language-suggestion__actions a,.ktr-language-suggestion__actions button{width:100%}}

/* Step 5: flag-based language switcher */
.ktr-language-switch{gap:8px}
.ktr-language-switch .ktr-language-divider{display:none}
.ktr-language-switch a{display:inline-flex;align-items:center;justify-content:center;padding:3px;border:1px solid transparent;border-radius:7px;line-height:1;opacity:.58;transition:opacity .2s ease,transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.ktr-language-switch a:hover{opacity:1;transform:translateY(-1px)}
.ktr-language-switch a.is-active,.ktr-language-switch a[aria-current="true"],.ktr-language-switch a[aria-current="page"]{opacity:1;border-color:rgba(59,130,246,.35);box-shadow:0 0 0 3px rgba(59,130,246,.10)}
.ktr-language-flag{display:block;width:26px;height:auto;aspect-ratio:5/3;border-radius:3px;object-fit:cover}
.ktr-sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
@media (max-width:760px){.ktr-language-switch{display:flex!important;align-items:center;justify-content:flex-start}.ktr-language-flag{width:29px}}


/* STEP 6: AUTHORITY GRAPH & KNOWLEDGE HUB */
.ktr-knowledge-hero{position:relative;overflow:hidden}
.ktr-knowledge-hero::after{content:"";position:absolute;inset:auto -8rem -10rem auto;width:28rem;height:28rem;border-radius:50%;background:radial-gradient(circle,rgba(45,212,191,.16),transparent 68%);pointer-events:none}
.ktr-hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.5rem}
.ktr-knowledge-intro .ktr-wrap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.ktr-knowledge-principle{display:grid;grid-template-columns:auto 1fr;gap:1rem;padding:1.4rem;border:1px solid var(--border);border-radius:1.15rem;background:var(--card)}
.ktr-knowledge-principle>span{display:grid;place-items:center;width:2.5rem;height:2.5rem;border-radius:.8rem;background:rgba(45,212,191,.12);color:var(--accent);font-weight:800}
.ktr-knowledge-principle h2{margin:.15rem 0 .55rem;font-size:1.05rem}
.ktr-knowledge-principle p{margin:0;color:var(--muted);line-height:1.7}
.ktr-topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.2rem;margin-top:2rem}
.ktr-topic-card{position:relative;padding:1.6rem;border:1px solid rgba(148,163,184,.18);border-radius:1.25rem;background:linear-gradient(145deg,rgba(15,23,42,.88),rgba(9,18,32,.74));scroll-margin-top:7rem}
.ktr-topic-card:last-child{grid-column:1/-1}
.ktr-topic-number{position:absolute;top:1.25rem;right:1.35rem;color:rgba(148,163,184,.45);font-weight:900;font-size:1.5rem;letter-spacing:.08em}
.ktr-topic-card h2{max-width:32rem;margin:.55rem 0 .8rem;font-size:clamp(1.2rem,2vw,1.55rem)}
.ktr-topic-card>p{max-width:46rem;color:#aebdd1;line-height:1.75}
.ktr-topic-tags{display:flex;flex-wrap:wrap;gap:.45rem;margin:1.1rem 0}
.ktr-topic-tags span{padding:.35rem .62rem;border:1px solid rgba(45,212,191,.22);border-radius:999px;background:rgba(45,212,191,.07);color:#c7f9ef;font-size:.76rem;font-weight:700}
.ktr-topic-links{display:grid;gap:.55rem;margin:1.1rem 0 0;padding:0;list-style:none}
.ktr-topic-links a{display:flex;justify-content:space-between;gap:1rem;padding:.72rem .8rem;border-radius:.75rem;background:rgba(255,255,255,.035);color:#e5edf7;text-decoration:none;transition:transform .2s ease,background .2s ease}
.ktr-topic-links a:hover{transform:translateX(3px);background:rgba(45,212,191,.09)}
.ktr-path-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:1.8rem}
.ktr-path-card{padding:1.35rem;border:1px solid var(--border);border-radius:1rem;background:var(--card)}
.ktr-path-card>span{color:var(--accent);font-weight:900;font-size:.82rem}
.ktr-path-card h3{margin:.55rem 0}
.ktr-path-card p{color:var(--muted);line-height:1.7}
.ktr-path-card a,.ktr-related-hub-link{display:inline-flex;margin-top:.55rem;color:var(--accent);font-weight:800;text-decoration:none}
.ktr-authority-summary{text-align:center}
.ktr-authority-summary p{max-width:760px;margin:0 auto 1.35rem;color:var(--muted);line-height:1.75}
.ktr-authority-flow{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.6rem;margin-bottom:1.4rem}
.ktr-authority-flow span{padding:.55rem .78rem;border:1px solid var(--border);border-radius:999px;background:var(--card);font-weight:750}
.ktr-authority-flow b{color:var(--accent)}
.ktr-related-section{border-top:1px solid var(--border)}
.ktr-related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:1.6rem}
.ktr-related-card{display:flex;flex-direction:column;min-height:100%;padding:1.3rem;border:1px solid var(--border);border-radius:1rem;background:var(--card)}
.ktr-related-card h3{margin:.65rem 0 .55rem;font-size:1.05rem}
.ktr-related-card p{flex:1;margin:0;color:var(--muted);line-height:1.65}
.ktr-related-card .link{margin-top:1rem}
@media(max-width:900px){.ktr-knowledge-intro .ktr-wrap,.ktr-topic-grid,.ktr-path-grid,.ktr-related-grid{grid-template-columns:1fr}.ktr-topic-card:last-child{grid-column:auto}}
@media(max-width:640px){.ktr-knowledge-principle{grid-template-columns:1fr}.ktr-topic-card{padding:1.25rem}.ktr-topic-number{font-size:1.1rem}.ktr-authority-flow b{display:none}}

/* STEP 7: CLIENT-SIDE SEMANTIC-STYLE SEARCH */
.ktr-search-hero{padding-bottom:54px}
.ktr-search-shell{position:relative;margin-top:2rem}
.ktr-search-form{display:grid;grid-template-columns:1fr auto;gap:.75rem;padding:.65rem;border:1px solid var(--line);border-radius:1.2rem;background:#fff;box-shadow:0 18px 55px rgba(15,23,42,.10)}
.ktr-search-input-wrap{display:flex;align-items:center;gap:.75rem;min-width:0;padding:0 .75rem}
.ktr-search-input-wrap svg{flex:0 0 auto;color:var(--blue)}
.ktr-search-input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--ink);font:inherit;font-size:1.03rem;font-weight:650}
.ktr-search-input::placeholder{color:#8290a1;font-weight:500}
.ktr-search-submit{border:0;border-radius:.85rem;padding:.85rem 1.2rem;background:linear-gradient(135deg,var(--blue),var(--green));color:#fff;font:inherit;font-weight:850;cursor:pointer}
.ktr-search-shortcut{display:inline-flex;align-items:center;gap:.35rem;margin-top:.8rem;color:var(--muted);font-size:.78rem}
.ktr-search-shortcut kbd{border:1px solid var(--line);border-bottom-width:2px;border-radius:.38rem;padding:.08rem .4rem;background:#fff;color:var(--ink);font:inherit;font-size:.72rem;font-weight:800}
.ktr-search-suggestions{display:flex;flex-wrap:wrap;gap:.55rem;margin-top:1.25rem}
.ktr-search-chip{border:1px solid var(--line);border-radius:999px;padding:.52rem .78rem;background:rgba(255,255,255,.86);color:var(--ink);font:inherit;font-size:.8rem;font-weight:750;cursor:pointer}
.ktr-search-chip:hover{border-color:rgba(53,120,246,.45);color:var(--blue)}
.ktr-search-toolbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1.35rem}
.ktr-search-status{margin:0;color:var(--muted);font-weight:650}
.ktr-search-filters{display:flex;flex-wrap:wrap;gap:.5rem}
.ktr-search-filter{border:1px solid var(--line);border-radius:999px;padding:.48rem .72rem;background:#fff;color:var(--muted);font:inherit;font-size:.76rem;font-weight:800;cursor:pointer}
.ktr-search-filter.is-active{border-color:var(--ink);background:var(--ink);color:#fff}
.ktr-search-results{display:grid;gap:.85rem}
.ktr-search-result{display:grid;grid-template-columns:1fr auto;gap:1rem;padding:1.25rem;border:1px solid var(--line);border-radius:1rem;background:#fff;text-decoration:none;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.ktr-search-result:hover{transform:translateY(-2px);border-color:rgba(53,120,246,.32);box-shadow:0 14px 40px rgba(15,23,42,.08)}
.ktr-search-result h2{margin:.3rem 0 .48rem;font-size:1.12rem;letter-spacing:-.025em}
.ktr-search-result p{margin:0;color:var(--muted);line-height:1.65}
.ktr-search-result-meta{display:flex;align-items:center;flex-wrap:wrap;gap:.45rem}
.ktr-search-type,.ktr-search-lang{display:inline-flex;align-items:center;border-radius:999px;padding:.28rem .52rem;font-size:.67rem;font-weight:900;letter-spacing:.07em;text-transform:uppercase}
.ktr-search-type{background:#edf4ff;color:#2863c7}
.ktr-search-lang{background:#edf9f4;color:#087958}
.ktr-search-topics{display:flex;flex-wrap:wrap;gap:.38rem;margin-top:.85rem}
.ktr-search-topics span{border:1px solid var(--line);border-radius:999px;padding:.22rem .48rem;color:#667588;font-size:.68rem;font-weight:700}
.ktr-search-result-arrow{align-self:center;color:var(--blue);font-size:1.15rem;font-weight:900}
.ktr-search-empty{padding:2rem;border:1px dashed #b7c5d4;border-radius:1rem;background:rgba(255,255,255,.65);text-align:center}
.ktr-search-empty h2{font-size:1.25rem}
.ktr-search-empty p{max-width:620px;margin:.4rem auto 0;color:var(--muted)}
.ktr-search-noscript{margin-top:1rem;padding:1rem;border:1px solid #f0c36d;border-radius:.8rem;background:#fff8e7;color:#744d00}
.ktr-search-explainer{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.ktr-search-explainer article{padding:1.2rem;border:1px solid var(--line);border-radius:1rem;background:#fff}
.ktr-search-explainer h2{font-size:1rem;margin:0 0 .45rem}
.ktr-search-explainer p{margin:0;color:var(--muted);font-size:.9rem}
@media(max-width:760px){.ktr-search-form{grid-template-columns:1fr}.ktr-search-submit{width:100%}.ktr-search-result{grid-template-columns:1fr}.ktr-search-result-arrow{display:none}.ktr-search-explainer{grid-template-columns:1fr}}



/* STEP 8A: BILINGUAL QA & HIGH-CONTRAST CONTENT CARDS */
.ktr-explainer-section,.ktr-principles-section{position:relative;overflow:hidden;background:
radial-gradient(circle at 12% 0,rgba(53,120,246,.16),transparent 34%),
radial-gradient(circle at 88% 100%,rgba(19,167,122,.13),transparent 36%),
var(--navy)}
.ktr-explainer-section::before,.ktr-principles-section::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.55),transparent 88%)}
.ktr-explainer-section .ktr-wrap,.ktr-principles-section .ktr-wrap{position:relative;z-index:1}
.ktr-explainer-section>.ktr-wrap>h2,.ktr-principles-section>.ktr-wrap>h2{color:#f5f9ff;max-width:920px}
.ktr-explainer-section .ktr-section-intro{color:#aebdd0}
.ktr-search-explainer{gap:1.1rem}
.ktr-search-explainer article.ktr-search-explainer-card{--step-accent:#60a5fa;position:relative;overflow:hidden;min-height:220px;padding:1.45rem;border:1px solid rgba(148,163,184,.22);border-radius:1.15rem;background:linear-gradient(145deg,rgba(19,31,49,.96),rgba(10,21,36,.9));box-shadow:0 16px 38px rgba(0,0,0,.18)}
.ktr-search-explainer-card:nth-child(2){--step-accent:#2dd4bf}
.ktr-search-explainer-card:nth-child(3){--step-accent:#a78bfa}
.ktr-search-explainer-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--step-accent),transparent 82%)}
.ktr-search-explainer-card::after{content:"";position:absolute;width:150px;height:150px;right:-65px;bottom:-82px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--step-accent) 20%,transparent),transparent 70%);pointer-events:none}
.ktr-explainer-topline{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.15rem}
.ktr-explainer-index{display:inline-flex;align-items:center;justify-content:center;min-width:2.55rem;height:2.05rem;padding:0 .65rem;border:1px solid color-mix(in srgb,var(--step-accent) 42%,transparent);border-radius:999px;background:color-mix(in srgb,var(--step-accent) 11%,transparent);color:#edf7ff;font-size:.72rem;font-weight:900;letter-spacing:.13em}
.ktr-explainer-dot{width:.58rem;height:.58rem;border-radius:50%;background:var(--step-accent);box-shadow:0 0 0 6px color-mix(in srgb,var(--step-accent) 12%,transparent)}
.ktr-search-explainer-card h3{position:relative;z-index:1;margin:0 0 .72rem;color:#f7fbff;font-size:1.13rem;line-height:1.25;letter-spacing:-.025em}
.ktr-search-explainer-card p{position:relative;z-index:1;margin:0;color:#afbed1;font-size:.94rem;line-height:1.72}
.ktr-principles-grid{gap:1.1rem}
.ktr-principles-grid .ktr-principle-card{--principle-accent:#60a5fa;position:relative;overflow:hidden;min-height:245px;border:1px solid rgba(148,163,184,.22);background:linear-gradient(145deg,rgba(19,31,49,.96),rgba(10,21,36,.9));box-shadow:0 16px 38px rgba(0,0,0,.18);transform:none}
.ktr-principles-grid .ktr-principle-card:nth-child(2){--principle-accent:#2dd4bf}
.ktr-principles-grid .ktr-principle-card:nth-child(3){--principle-accent:#f59e0b}
.ktr-principles-grid .ktr-principle-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--principle-accent),transparent 82%)}
.ktr-principles-grid .ktr-principle-card::after{content:"";position:absolute;width:170px;height:170px;right:-78px;bottom:-92px;border-radius:50%;background:radial-gradient(circle,color-mix(in srgb,var(--principle-accent) 18%,transparent),transparent 70%);pointer-events:none}
.ktr-principles-grid .ktr-principle-card:hover{transform:none;box-shadow:0 16px 38px rgba(0,0,0,.18)}
.ktr-principles-grid .ktr-principle-card .tag{position:relative;z-index:1;border:1px solid color-mix(in srgb,var(--principle-accent) 38%,transparent);background:color-mix(in srgb,var(--principle-accent) 11%,transparent);color:#f1f7ff}
.ktr-principles-grid .ktr-principle-card h3{position:relative;z-index:1;color:#f7fbff;font-size:1.28rem;line-height:1.25}
.ktr-principles-grid .ktr-principle-card p{position:relative;z-index:1;margin-bottom:0;color:#afbed1;line-height:1.72}
@supports not (color:color-mix(in srgb,#fff,#000)){
.ktr-explainer-index,.ktr-principles-grid .ktr-principle-card .tag{border-color:rgba(96,165,250,.38);background:rgba(96,165,250,.11)}
.ktr-search-explainer-card::after,.ktr-principles-grid .ktr-principle-card::after{background:radial-gradient(circle,rgba(96,165,250,.16),transparent 70%)}
}
@media(max-width:760px){.ktr-search-explainer-card,.ktr-principles-grid .ktr-principle-card{min-height:auto;padding:1.25rem}.ktr-explainer-section>.ktr-wrap>h2{font-size:clamp(2rem,10vw,2.8rem)}}