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

        #yk-portal-v2 .yk-legacy-tool {
            padding-top: 80px;
            background-color: #f8f9fa;
        }
        #yk-portal-v2 .yk-legacy-tool .page-header {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
            color: white;
            padding: 4rem 0;
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
            overflow: hidden;
        }
        #yk-portal-v2 .yk-legacy-tool .page-header h1 {
            font-weight: 700;
            font-size: 2.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }
        #yk-portal-v2 .yk-legacy-tool .page-header p {
            font-size: 1.2rem;
            opacity: 0.9;
        }
        #yk-portal-v2 .yk-legacy-tool .header-decoration {
            position: absolute;
            bottom: -50px;
            left: 50%;
            transform: translateX(-50%);
            width: 150%;
            height: 100px;
            background: #f8f9fa;
            border-radius: 50% / 100%;
            border-bottom-left-radius: 0;
            border-bottom-right-radius: 0;
        }
        #yk-portal-v2 .yk-legacy-tool .content-section {
            padding: 3rem 30px;
            background-color: #ffffff;
            margin-bottom: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        }
        #yk-portal-v2 .yk-legacy-tool .content-section h2 {
            color: var(--primary-color);
            font-weight: 600;
            margin-bottom: 1.5rem;
            text-align: center;
            position: relative;
            padding-bottom: 10px;
        }
        #yk-portal-v2 .yk-legacy-tool .content-section h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background-color: var(--accent-color);
            border-radius: 2px;
        }
        #yk-portal-v2 .yk-legacy-tool .feature-icon {
            font-size: 2rem;
            color: var(--accent-color);
            margin-bottom: 1rem;
        }
        #yk-portal-v2 .yk-legacy-tool .usage-steps {
            list-style: none;
            padding-left: 0;
        }
        #yk-portal-v2 .yk-legacy-tool .usage-steps li {
            margin-bottom: 1rem;
            display: flex;
            align-items: flex-start;
        }
        #yk-portal-v2 .yk-legacy-tool .usage-steps .step-number {
            display: inline-block;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50%;
            width: 30px;
            height: 30px;
            line-height: 30px;
            text-align: center;
            font-weight: bold;
            margin-right: 15px;
            flex-shrink: 0;
        }
        #yk-portal-v2 .yk-legacy-tool .screenshot-container {
            text-align: center;
            padding: 20px;
            background-color: #e9ecef;
            border-radius: 10px;
        }
        #yk-portal-v2 .yk-legacy-tool .screenshot-container img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        #yk-portal-v2 .yk-legacy-tool .download-section {
            text-align: center;
        }
        #yk-portal-v2 .yk-legacy-tool .download-button {
            display: inline-block;
            padding: 12px 30px;
            background-color: var(--primary-color);
            color: white;
            border-radius: 50px;
            font-weight: bold;
            text-decoration: none;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
        }
        #yk-portal-v2 .yk-legacy-tool .download-button:hover {
            background-color: var(--secondary-color);
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
        }
        #yk-portal-v2 .yk-legacy-tool .download-button i {
            margin-right: 8px;
        }
        #yk-portal-v2 .yk-legacy-tool {
            --primary-color: #2563EB;
            --secondary-color: #1E40AF;
            --accent-color: #3B82F6;
            --nav-bg-color: rgba(13, 25, 49, 0.85);
        }
        #yk-portal-v2 .yk-legacy-tool .container {
            padding-left: 25px;
            padding-right: 25px;
        }
        @media (max-width: 768px) {
            #yk-portal-v2 .yk-legacy-tool .content-section {
                padding: 2rem 20px;
            }
        }
        #yk-portal-v2 .yk-legacy-tool .list-unstyled li {
            padding-left: 10px;
            padding-right: 10px;
        }
        #yk-portal-v2 .yk-legacy-tool .row [class^="col-"] {
            padding-left: 15px;
            padding-right: 15px;
        }
        #yk-portal-v2 .yk-legacy-tool .param-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1rem 0;
        }
        #yk-portal-v2 .yk-legacy-tool .param-table th,#yk-portal-v2 .yk-legacy-tool  .param-table td {
            padding: 10px 14px;
            border: 1px solid #e0e0e0;
            text-align: left;
            font-size: 0.95rem;
        }
        #yk-portal-v2 .yk-legacy-tool .param-table th {
            background-color: var(--primary-color);
            color: #fff;
            font-weight: 600;
        }
        #yk-portal-v2 .yk-legacy-tool .param-table tr:nth-child(even) {
            background-color: #f8f9fa;
        }
        #yk-portal-v2 .yk-legacy-tool .faq-item {
            margin-bottom: 1.2rem;
            padding: 1rem 1.2rem;
            background: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid var(--accent-color);
        }
        #yk-portal-v2 .yk-legacy-tool .faq-item h4 {
            color: var(--primary-color);
            font-size: 1rem;
            margin-bottom: 0.5rem;
        }
        #yk-portal-v2 .yk-legacy-tool .faq-item p {
            margin-bottom: 0;
            color: #555;
        }
        #yk-portal-v2 .yk-legacy-tool .navbar {
            background-color: var(--nav-bg-color);
            backdrop-filter: blur(15px);
            -webkit-backdrop-filter: blur(15px);
            padding: 10px 0;
            transition: all 0.4s ease;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }
        #yk-portal-v2 .yk-legacy-tool .navbar-scrolled {
            padding: 8px 0;
            background-color: rgba(13, 25, 49, 0.95);
            box-shadow: 0 5px 20px rgba(0, 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; transition: all 0.3s 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, 0.95); font-weight: 700; font-size: 1.5rem; margin-left: 0; transition: all 0.3s ease; text-shadow: 0 2px 10px rgba(0, 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; transition: all 0.3s ease; color: rgba(255, 255, 255, 0.9) !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(--accent-color); transform: translateX(-50%) scale(0); transition: transform 0.3s 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(--accent-color) !important; text-shadow: 0 0 10px rgba(59, 130, 246, 0.3); }
        #yk-portal-v2 .yk-legacy-tool .nav-item:hover .nav-link { color: #fff !important; transform: translateY(-3px); text-shadow: 0 0 15px rgba(255, 255, 255, 0.5); }
        #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; }
        #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; }
        @media (max-width: 991px) { #yk-portal-v2 .yk-legacy-tool .navbar-collapse { background-color: rgba(13, 25, 49, 0.98); padding: 20px; border-radius: 10px; margin-top: 15px; box-shadow: 0 10px 30px rgba(0,0,0,0.15); } #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; } }