/* Original tool presentation, scoped to this detail page. */

      #yk-portal-v2 .yk-legacy-tool{--ink:#162536;--body:#415467;--muted:#718096;--line:#dce6ed;--teal:#0b7285;--teal2:#1496a8;--blue:#1d5fa7;--amber:#e99626;--paper:#f6fafb;--shadow:0 14px 36px rgba(20,65,84,.11)}
      #yk-portal-v2 .yk-legacy-tool *{box-sizing:border-box} #yk-portal-v2 .yk-legacy-tool{padding-top:60px;font-family:'Nunito','PingFang SC','Microsoft YaHei',sans-serif;color:var(--body);line-height:1.78;background:#fff}
      #yk-portal-v2 .yk-legacy-tool .hero{text-align:center}
      /* Keep the product page navigation consistent with the site-wide header. */
      #yk-portal-v2 .yk-legacy-tool .navbar{background-color:rgba(13,25,49,.85);backdrop-filter:blur(15px);-webkit-backdrop-filter:blur(15px);padding:10px 0;transition:all .4s ease;box-shadow:0 5px 20px rgba(0,0,0,.1);z-index:1030}#yk-portal-v2 .yk-legacy-tool .navbar-scrolled{padding:8px 0;background-color:rgba(13,25,49,.95);box-shadow:0 5px 20px rgba(0,0,0,.2)}#yk-portal-v2 .yk-legacy-tool .navbar-brand{display:flex;align-items:center;padding:0}#yk-portal-v2 .yk-legacy-tool .navbar-brand img{height:40px;width:auto;transition:all .3s ease;margin-right:10px}#yk-portal-v2 .yk-legacy-tool .navbar-scrolled .navbar-brand img{height:36px}#yk-portal-v2 .yk-legacy-tool .brand-text{color:rgba(255,255,255,.95);font-weight:700;font-size:1.5rem;line-height:1.2;transition:all .3s ease;text-shadow:0 2px 10px rgba(0,0,0,.2)}#yk-portal-v2 .yk-legacy-tool .navbar-scrolled .brand-text{font-size:1.3rem}#yk-portal-v2 .yk-legacy-tool .nav-item{position:relative;margin:0 5px}#yk-portal-v2 .yk-legacy-tool .nav-link{font-weight:600;position:relative;padding:10px 0!important;margin:0 15px;text-transform:uppercase;font-size:14px;letter-spacing:1px;line-height:1.4;transition:all .3s ease;color:rgba(255,255,255,.9)!important}#yk-portal-v2 .yk-legacy-tool .nav-link:before{content:"";position:absolute;width:5px;height:5px;border-radius:50%;bottom:0;left:50%;background-color:var(--teal2);transform:translateX(-50%) scale(0);transition:transform .3s ease}#yk-portal-v2 .yk-legacy-tool .nav-link:hover:before,#yk-portal-v2 .yk-legacy-tool .nav-item.active .nav-link:before{transform:translateX(-50%) scale(1)}#yk-portal-v2 .yk-legacy-tool .nav-item.active .nav-link{color:var(--teal2)!important}#yk-portal-v2 .yk-legacy-tool .nav-item:hover .nav-link{color:#fff!important;transform:translateY(-3px)}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler{border:none;outline:none;padding:0}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon{background-image:none;position:relative;width:24px;height:17px;display:block}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon:before,#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon:after,#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon span{width:100%;height:2px;background-color:#fff;border-radius:3px;position:absolute;left:0;transition:all .3s ease}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon:before,#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon:after{content:''}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon:before{top:0}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon span{top:50%;transform:translateY(-50%)}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler-icon:after{bottom:0}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon:before{transform:translateY(7px) rotate(45deg)}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon:after{transform:translateY(-7px) rotate(-45deg)}#yk-portal-v2 .yk-legacy-tool .navbar-dark .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon span{opacity:0}
      #yk-portal-v2 .yk-legacy-tool .hero{height:auto!important;min-height:auto!important;padding:86px 0 70px;background:linear-gradient(135deg,#063c51,#0b7285 58%,#147f9b);color:#fff;position:relative;overflow:hidden}#yk-portal-v2 .yk-legacy-tool .hero:after{content:"";position:absolute;inset:auto -8% -70px -8%;height:150px;background:rgba(255,255,255,.09);transform:rotate(-3deg);border-radius:50%}#yk-portal-v2 .yk-legacy-tool .hero .container{position:relative;z-index:1}#yk-portal-v2 .yk-legacy-tool .hero h1{font-size:clamp(2rem,4vw,3.2rem);font-weight:800;letter-spacing:0;margin:14px 0 12px}#yk-portal-v2 .yk-legacy-tool .hero .subtitle{max-width:850px;margin:0 auto 26px;font-size:1.08rem;color:rgba(255,255,255,.9)}#yk-portal-v2 .yk-legacy-tool .hero-tag,#yk-portal-v2 .yk-legacy-tool .badge-item{display:inline-flex;align-items:center;gap:7px;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.12);border-radius:999px;color:#fff}#yk-portal-v2 .yk-legacy-tool .hero-tag{padding:6px 15px;font-size:.86rem}#yk-portal-v2 .yk-legacy-tool .badge-row{display:flex;justify-content:center;gap:9px;flex-wrap:wrap}#yk-portal-v2 .yk-legacy-tool .badge-item{padding:5px 12px;font-size:.82rem}#yk-portal-v2 .yk-legacy-tool .hero-stats{display:flex;justify-content:center;gap:42px;flex-wrap:wrap;margin-top:30px}#yk-portal-v2 .yk-legacy-tool .hero-stat{text-align:center;min-width:110px}#yk-portal-v2 .yk-legacy-tool .hero-stat .num{font-size:1.75rem;font-weight:800;line-height:1.2}#yk-portal-v2 .yk-legacy-tool .hero-stat .label{font-size:.82rem;color:rgba(255,255,255,.78)}#yk-portal-v2 .yk-legacy-tool .section{padding:76px 0}#yk-portal-v2 .yk-legacy-tool .section-alt{background:var(--paper)}#yk-portal-v2 .yk-legacy-tool .section-title{text-align:center;margin-bottom:42px}#yk-portal-v2 .yk-legacy-tool .pre-title{display:inline-block;color:var(--teal);font-size:.78rem;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;margin-bottom:8px}#yk-portal-v2 .yk-legacy-tool .section-title h2{font-size:clamp(1.65rem,3vw,2.25rem);font-weight:800;color:var(--ink);margin:0 0 9px}#yk-portal-v2 .yk-legacy-tool .section-title .underline{width:58px;height:4px;border-radius:3px;background:linear-gradient(90deg,var(--teal),var(--amber));margin:0 auto 14px}#yk-portal-v2 .yk-legacy-tool .section-title p{max-width:720px;margin:0 auto;color:var(--muted)}#yk-portal-v2 .yk-legacy-tool .pain-card,#yk-portal-v2 .yk-legacy-tool .feature-card,#yk-portal-v2 .yk-legacy-tool .scenario-card{height:100%;background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px 22px;box-shadow:0 4px 18px rgba(20,65,84,.05);transition:transform .25s,box-shadow .25s}#yk-portal-v2 .yk-legacy-tool .pain-card:hover,#yk-portal-v2 .yk-legacy-tool .feature-card:hover,#yk-portal-v2 .yk-legacy-tool .scenario-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}#yk-portal-v2 .yk-legacy-tool .pain-card h5,#yk-portal-v2 .yk-legacy-tool .feature-card h5,#yk-portal-v2 .yk-legacy-tool .scenario-card h5{color:var(--ink);font-weight:800;margin:14px 0 7px;font-size:1.08rem}#yk-portal-v2 .yk-legacy-tool .pain-card p,#yk-portal-v2 .yk-legacy-tool .feature-card p,#yk-portal-v2 .yk-legacy-tool .scenario-card p{color:var(--muted);font-size:.93rem;margin:0}#yk-portal-v2 .yk-legacy-tool .pain-icon,#yk-portal-v2 .yk-legacy-tool .icon-wrap,#yk-portal-v2 .yk-legacy-tool .sc-icon{width:50px;height:50px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.25rem}#yk-portal-v2 .yk-legacy-tool .pain-icon.teal,#yk-portal-v2 .yk-legacy-tool .grad-1{background:linear-gradient(135deg,#0b7285,#1496a8)}#yk-portal-v2 .yk-legacy-tool .pain-icon.amber,#yk-portal-v2 .yk-legacy-tool .grad-2{background:linear-gradient(135deg,#d27b13,#f0a735)}#yk-portal-v2 .yk-legacy-tool .pain-icon.red,#yk-portal-v2 .yk-legacy-tool .grad-3{background:linear-gradient(135deg,#b94039,#dc6653)}#yk-portal-v2 .yk-legacy-tool .pain-icon.blue,#yk-portal-v2 .yk-legacy-tool .grad-4{background:linear-gradient(135deg,#1d5fa7,#378bd0)}#yk-portal-v2 .yk-legacy-tool .grad-5{background:linear-gradient(135deg,#0f766e,#23a99a)}#yk-portal-v2 .yk-legacy-tool .grad-6{background:linear-gradient(135deg,#536987,#7797bd)}#yk-portal-v2 .yk-legacy-tool .grad-7{background:linear-gradient(135deg,#8b5e34,#bb8651)}#yk-portal-v2 .yk-legacy-tool .grad-8{background:linear-gradient(135deg,#356b83,#5b9bb1)}#yk-portal-v2 .yk-legacy-tool .screenshot-wrapper{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;box-shadow:var(--shadow)}#yk-portal-v2 .yk-legacy-tool .screenshot-wrapper img{display:block;width:100%;height:auto;border-radius:7px}#yk-portal-v2 .yk-legacy-tool .scenario-card{padding:22px 18px}#yk-portal-v2 .yk-legacy-tool .scenario-card .sc-icon{margin-bottom:4px;width:44px;height:44px;font-size:1.1rem}#yk-portal-v2 .yk-legacy-tool .step-item{display:flex;gap:22px;position:relative;padding:0 0 28px}#yk-portal-v2 .yk-legacy-tool .step-item:not(:last-child):after{content:"";position:absolute;left:20px;top:45px;bottom:0;border-left:2px dashed #b8d8dd}#yk-portal-v2 .yk-legacy-tool .step-num{width:42px;height:42px;flex:0 0 42px;border-radius:50%;background:var(--teal);color:#fff;font-size:1.05rem;font-weight:800;display:flex;align-items:center;justify-content:center;position:relative;z-index:1}#yk-portal-v2 .yk-legacy-tool .step-content{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px 21px;flex:1}#yk-portal-v2 .yk-legacy-tool .step-content h6{color:var(--ink);font-size:1.05rem;font-weight:800;margin:0 0 5px}#yk-portal-v2 .yk-legacy-tool .step-content p{margin:0;color:var(--muted);font-size:.94rem}#yk-portal-v2 .yk-legacy-tool .step-tip{display:inline-block;margin-top:9px;color:#16727e;font-size:.83rem}#yk-portal-v2 .yk-legacy-tool .faq-item{border:1px solid var(--line);border-radius:9px;margin-bottom:12px;background:#fff;overflow:hidden}#yk-portal-v2 .yk-legacy-tool .faq-question{cursor:pointer;padding:17px 21px;display:flex;justify-content:space-between;gap:16px;align-items:center;color:var(--ink);font-weight:800}#yk-portal-v2 .yk-legacy-tool .faq-question i:last-child{color:var(--teal);transition:transform .25s}#yk-portal-v2 .yk-legacy-tool .faq-question.active i:last-child{transform:rotate(180deg)}#yk-portal-v2 .yk-legacy-tool .faq-answer{max-height:0;overflow:hidden;padding:0 21px;color:var(--muted);transition:max-height .3s ease,padding .3s ease}#yk-portal-v2 .yk-legacy-tool .faq-answer.open{max-height:260px;padding:0 21px 18px}#yk-portal-v2 .yk-legacy-tool .download-section{padding:78px 0;text-align:center;background:linear-gradient(135deg,#083d50,#0b7285);color:#fff}#yk-portal-v2 .yk-legacy-tool .download-section h2{font-size:clamp(1.65rem,3vw,2.25rem);font-weight:800;margin-bottom:9px}#yk-portal-v2 .yk-legacy-tool .download-section p{color:rgba(255,255,255,.86);margin-bottom:24px}#yk-portal-v2 .yk-legacy-tool .btn-download{display:inline-flex;align-items:center;gap:8px;background:#f2a62b;color:#172536;padding:13px 28px;border-radius:7px;font-weight:800;text-decoration:none;box-shadow:0 8px 18px rgba(0,0,0,.16);transition:transform .2s,background .2s}#yk-portal-v2 .yk-legacy-tool .btn-download:hover{transform:translateY(-2px);background:#ffc04d;color:#172536;text-decoration:none}#yk-portal-v2 .yk-legacy-tool .download-features{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;margin-top:24px;font-size:.9rem;color:rgba(255,255,255,.9)}#yk-portal-v2 .yk-legacy-tool .download-features i{color:#ffd06a}#yk-portal-v2 .yk-legacy-tool .download-note{font-size:.84rem;color:rgba(255,255,255,.72);margin-top:12px}@media(max-width:991px){#yk-portal-v2 .yk-legacy-tool .navbar-collapse{background-color:rgba(13,25,49,.98);padding:20px;border-radius:10px;margin-top:15px;box-shadow:0 10px 30px rgba(0,0,0,.15)}#yk-portal-v2 .yk-legacy-tool .navbar-nav .nav-item{margin:5px 0}#yk-portal-v2 .yk-legacy-tool .navbar-brand img{height:36px}#yk-portal-v2 .yk-legacy-tool .brand-text{font-size:1.3rem}}@media(max-width:575px){#yk-portal-v2 .yk-legacy-tool .navbar-brand img{height:32px}#yk-portal-v2 .yk-legacy-tool .brand-text{font-size:1.2rem}}@media(max-width:767px){#yk-portal-v2 .yk-legacy-tool .hero{padding:65px 0 54px}#yk-portal-v2 .yk-legacy-tool .hero-stats{gap:20px}#yk-portal-v2 .yk-legacy-tool .section{padding:57px 0}#yk-portal-v2 .yk-legacy-tool .step-item{gap:13px}#yk-portal-v2 .yk-legacy-tool .step-content{padding:15px}#yk-portal-v2 .yk-legacy-tool .faq-question{padding:15px}#yk-portal-v2 .yk-legacy-tool .faq-answer.open{max-height:420px}}