:root{--bg-primary:#090d16;--bg-secondary:#111827;--bg-card:#151e32;--bg-hover:#1c2844;--border-color:#223253;--text-primary:#f8fafc;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-blue:#2563eb;--accent-glow:#3b82f6;--accent-indigo:#6366f1;--success:#10b981;--success-bg:rgba(16,185,129,0.12);--warning:#f59e0b;--warning-bg:rgba(245,158,11,0.12);--danger:#ef4444;--danger-bg:rgba(239,68,68,0.12);--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--shadow-card:0 10px 25px -5px rgba(0,0,0,0.4),0 8px 10px -6px rgba(0,0,0,0.3);--transition:all 0.2s cubic-bezier(0.4,0,0.2,1)}
[data-theme="light"]{--bg-primary:#f8fafc;--bg-secondary:#ffffff;--bg-card:#ffffff;--bg-hover:#f1f5f9;--border-color:#e2e8f0;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent-blue:#2563eb;--accent-glow:#3b82f6;--accent-indigo:#4f46e5;--success:#059669;--success-bg:#ecfdf5;--warning:#d97706;--warning-bg:#fffbeb;--danger:#dc2626;--danger-bg:#fef2f2;--shadow-card:0 4px 6px -1px rgba(0,0,0,0.05),0 2px 4px -2px rgba(0,0,0,0.05)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;overflow-x:hidden}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh;display:flex;flex-direction:column}
h1,h2,h3,h4,h5,h6{font-family:'Outfit',sans-serif;color:var(--text-primary);font-weight:700;line-height:1.25}
a{color:inherit;text-decoration:none;transition:var(--transition)}
img{max-width:100%;height:auto;display:block}
button,input,textarea{font-family:inherit;font-size:1rem;color:inherit;border:none;outline:none;background:none}
.container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:1.25rem;padding-right:1.25rem}
.site-header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:1000;backdrop-filter:blur(10px)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:4.25rem}
.logo-area{display:flex;align-items:center;gap:0.75rem;font-family:'Outfit',sans-serif;font-weight:800;font-size:1.35rem;color:var(--text-primary)}
.logo-icon{width:2.25rem;height:2.25rem;background:linear-gradient(135deg,var(--accent-blue),var(--accent-indigo));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.15rem}
.logo-accent{color:var(--accent-glow)}
.nav-links{display:flex;align-items:center;gap:1.5rem;list-style:none}
.nav-item{position:relative}
.nav-link{font-size:0.95rem;font-weight:500;color:var(--text-secondary);padding:0.5rem 0.75rem;border-radius:var(--radius-sm);display:inline-flex;align-items:center;gap:0.35rem}
.nav-link:hover,.nav-link.active{color:var(--text-primary);background:var(--bg-hover)}
.dropdown-menu{position:absolute;top:100%;left:0;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:var(--shadow-card);min-width:320px;padding:0.75rem;display:none;z-index:1001}
.nav-item:hover .dropdown-menu,.nav-item:focus-within .dropdown-menu{display:grid;grid-template-columns:1fr 1fr;gap:0.35rem}
.dropdown-item{padding:0.5rem 0.75rem;font-size:0.85rem;color:var(--text-secondary);border-radius:var(--radius-sm);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dropdown-item:hover{background:var(--bg-hover);color:var(--text-primary)}
.header-actions{display:flex;align-items:center;gap:0.75rem}
.theme-toggle-btn{width:2.4rem;height:2.4rem;border-radius:50%;background:var(--bg-card);border:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary);transition:var(--transition)}
.theme-toggle-btn:hover{color:var(--text-primary);border-color:var(--accent-glow);background:var(--bg-hover)}
.mobile-toggle-btn{display:none;width:2.4rem;height:2.4rem;border-radius:var(--radius-sm);background:var(--bg-card);border:1px solid var(--border-color);align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary)}
.breadcrumb-section{background:var(--bg-primary);border-bottom:1px solid var(--border-color);padding:0.75rem 0;font-size:0.85rem}
.breadcrumb-list{display:flex;align-items:center;flex-wrap:wrap;gap:0.5rem;list-style:none;color:var(--text-muted)}
.breadcrumb-list a{color:var(--text-secondary)}
.breadcrumb-list a:hover{color:var(--accent-glow)}
.breadcrumb-separator{color:var(--text-muted)}
.breadcrumb-current{color:var(--text-primary);font-weight:600}
.hero-section{padding:3.5rem 0 2rem;position:relative;background:radial-gradient(circle at 50% 0%,rgba(37,99,235,0.12) 0%,transparent 70%)}
.hero-content{text-align:center;max-width:820px;margin:0 auto 2.5rem}
.badge-pill{display:inline-flex;align-items:center;gap:0.4rem;padding:0.35rem 0.85rem;border-radius:999px;font-size:0.82rem;font-weight:600;background:rgba(37,99,235,0.15);color:var(--accent-glow);border:1px solid rgba(59,130,246,0.3);margin-bottom:1.25rem}
.hero-title{font-size:clamp(2rem,4vw,3.25rem);letter-spacing:-0.03em;margin-bottom:1rem}
.hero-subtitle{font-size:1.1rem;color:var(--text-secondary);max-width:680px;margin:0 auto}
.checker-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:1.75rem;max-width:880px;margin:0 auto}
.tabs-header{display:flex;gap:0.5rem;border-bottom:1px solid var(--border-color);margin-bottom:1.5rem;padding-bottom:0.5rem}
.tab-btn{padding:0.6rem 1.25rem;border-radius:var(--radius-sm);font-weight:600;font-size:0.95rem;color:var(--text-secondary);cursor:pointer;display:inline-flex;align-items:center;gap:0.5rem;transition:var(--transition)}
.tab-btn:hover{color:var(--text-primary);background:var(--bg-hover)}
.tab-btn.active{color:#fff;background:var(--accent-blue)}
.tab-panel{display:none}
.tab-panel.active{display:block}
.input-group{display:flex;flex-direction:column;gap:0.75rem;position:relative}
.text-input,.textarea-input{width:100%;padding:0.9rem 1.15rem;border-radius:var(--radius-md);border:1px solid var(--border-color);background:var(--bg-secondary);color:var(--text-primary);transition:var(--transition)}
.text-input:focus,.textarea-input:focus{border-color:var(--accent-glow);box-shadow:0 0 0 3px rgba(59,130,246,0.2)}
.textarea-input{min-height:120px;resize:vertical;font-family:monospace;font-size:0.9rem}
.input-meta-bar{display:flex;align-items:center;justify-content:space-between;font-size:0.85rem;color:var(--text-muted);flex-wrap:wrap;gap:0.5rem}
.validation-hint{font-size:0.82rem;font-weight:500;display:inline-flex;align-items:center;gap:0.35rem}
.validation-hint.valid{color:var(--success)}
.validation-hint.invalid{color:var(--danger)}
.example-chips{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap;margin-top:0.75rem}
.chip-label{font-size:0.8rem;color:var(--text-muted);font-weight:600}
.chip-btn{font-size:0.78rem;padding:0.25rem 0.65rem;border-radius:999px;background:var(--bg-hover);border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;transition:var(--transition)}
.chip-btn:hover{border-color:var(--accent-glow);color:var(--text-primary);background:rgba(59,130,246,0.15)}
.action-row{display:flex;align-items:center;justify-content:space-between;margin-top:1.5rem;gap:1rem;flex-wrap:wrap}
.submit-btn{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;padding:0.85rem 2rem;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--accent-blue),var(--accent-indigo));color:#fff;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(37,99,235,0.35);transition:var(--transition);min-width:180px}
.submit-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px rgba(37,99,235,0.45)}
.submit-btn:disabled{opacity:0.6;cursor:not-allowed;transform:none}
.spinner{width:1.2rem;height:1.2rem;border:2px solid rgba(255,255,255,0.3);border-top-color:#fff;border-radius:50%;animation:spin 0.8s linear infinite;display:none}
.submit-btn.loading .spinner{display:inline-block}
.submit-btn.loading .btn-text{display:none}
@keyframes spin{to{transform:rotate(360deg)}}
.output-section{padding:2rem 0;scroll-margin-top:5rem}
.results-header-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem;flex-wrap:wrap;gap:1rem}
.results-title{font-size:1.5rem}
.results-controls{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap}
.action-tool-btn{display:inline-flex;align-items:center;gap:0.4rem;padding:0.5rem 0.9rem;border-radius:var(--radius-sm);background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-secondary);font-size:0.85rem;font-weight:600;cursor:pointer;transition:var(--transition)}
.action-tool-btn:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--accent-glow)}
.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:1.5rem}
.summary-stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.25rem;display:flex;align-items:center;gap:1rem}
.stat-icon-wrap{width:3rem;height:3rem;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.25rem}
.stat-icon-wrap.blue{background:rgba(37,99,235,0.15);color:var(--accent-glow)}
.stat-icon-wrap.green{background:var(--success-bg);color:var(--success)}
.stat-icon-wrap.red{background:var(--danger-bg);color:var(--danger)}
.stat-icon-wrap.yellow{background:var(--warning-bg);color:var(--warning)}
.stat-label{font-size:0.8rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:0.04em}
.stat-val{font-size:1.5rem;font-weight:800;color:var(--text-primary);line-height:1.2}
.results-list{display:flex;flex-direction:column;gap:1.25rem}
.site-result-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-card)}
.site-card-top{padding:1.25rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;border-bottom:1px solid var(--border-color);background:var(--bg-secondary)}
.site-url-info{display:flex;flex-direction:column;gap:0.25rem}
.site-target-url{font-size:1.05rem;font-weight:700;color:var(--text-primary);word-break:break-all}
.site-page-meta{font-size:0.82rem;color:var(--text-muted);display:flex;align-items:center;gap:0.75rem;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;gap:0.3rem;padding:0.25rem 0.65rem;border-radius:999px;font-size:0.78rem;font-weight:700;letter-spacing:0.02em}
.badge-success{background:var(--success-bg);color:var(--success);border:1px solid rgba(16,185,129,0.3)}
.badge-warning{background:var(--warning-bg);color:var(--warning);border:1px solid rgba(245,158,11,0.3)}
.badge-danger{background:var(--danger-bg);color:var(--danger);border:1px solid rgba(239,68,68,0.3)}
.badge-neutral{background:var(--bg-hover);color:var(--text-secondary);border:1px solid var(--border-color)}
.site-card-body{padding:1.25rem}
.detail-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-bottom:1.25rem}
.detail-box{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:0.85rem}
.detail-title{font-size:0.75rem;color:var(--text-muted);font-weight:700;text-transform:uppercase}
.detail-content{font-size:1rem;font-weight:600;color:var(--text-primary);margin-top:0.25rem}
.table-responsive{width:100%;overflow-x:auto;margin-top:1rem;border:1px solid var(--border-color);border-radius:var(--radius-sm)}
.scripts-table{width:100%;border-collapse:collapse;font-size:0.85rem;text-align:left}
.scripts-table th{background:var(--bg-secondary);padding:0.65rem 0.85rem;color:var(--text-muted);font-weight:700;border-bottom:1px solid var(--border-color)}
.scripts-table td{padding:0.65rem 0.85rem;border-bottom:1px solid var(--border-color);color:var(--text-secondary);word-break:break-all}
.scripts-table tr:last-child td{border-bottom:none}
.alert-box{padding:0.85rem 1.15rem;border-radius:var(--radius-sm);font-size:0.85rem;margin-top:1rem;display:flex;align-items:flex-start;gap:0.75rem}
.alert-box.danger{background:var(--danger-bg);border:1px solid rgba(239,68,68,0.3);color:var(--danger)}
.alert-box.success{background:var(--success-bg);border:1px solid rgba(16,185,129,0.3);color:var(--success)}
.alert-box.warning{background:var(--warning-bg);border:1px solid rgba(245,158,11,0.3);color:var(--warning)}
.tools-showcase{padding:3rem 0;background:var(--bg-secondary);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}
.section-headline{text-align:center;margin-bottom:2rem}
.section-headline h2{font-size:1.85rem;margin-bottom:0.5rem}
.section-headline p{color:var(--text-secondary);font-size:0.95rem;max-width:640px;margin:0 auto}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:0.75rem}
.tool-tile{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:0.9rem;display:flex;flex-direction:column;align-items:center;text-align:center;gap:0.5rem;transition:var(--transition)}
.tool-tile:hover{transform:translateY(-2px);border-color:var(--accent-glow);background:var(--bg-hover)}
.tool-tile-icon{width:2.25rem;height:2.25rem;border-radius:var(--radius-sm);background:rgba(37,99,235,0.12);color:var(--accent-glow);display:flex;align-items:center;justify-content:center;font-size:1rem}
.tool-tile-name{font-size:0.85rem;font-weight:600;color:var(--text-primary)}
.features-section{padding:4rem 0}
.feature-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.75rem;transition:var(--transition)}
.feature-card:hover{border-color:var(--accent-glow);transform:translateY(-3px)}
.feature-icon{width:3rem;height:3rem;border-radius:var(--radius-sm);background:linear-gradient(135deg,rgba(37,99,235,0.2),rgba(99,102,241,0.2));color:var(--accent-glow);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem}
.feature-card h3{font-size:1.2rem;margin-bottom:0.65rem}
.feature-card p{color:var(--text-secondary);font-size:0.9rem;line-height:1.55}
.how-it-works-section{padding:4rem 0;background:var(--bg-secondary);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}
.steps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem}
.step-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.75rem;position:relative}
.step-num{display:inline-block;width:2rem;height:2rem;background:var(--accent-blue);color:#fff;border-radius:50%;text-align:center;line-height:2rem;font-weight:700;font-size:0.9rem;margin-bottom:1rem}
.step-item h3{font-size:1.15rem;margin-bottom:0.5rem}
.step-item p{color:var(--text-secondary);font-size:0.88rem}
.seo-prose-section{padding:4rem 0}
.seo-prose-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:2.25rem;max-width:960px;margin:0 auto}
.seo-prose-card h2{font-size:1.75rem;margin-bottom:1rem}
.seo-prose-card p{color:var(--text-secondary);font-size:1rem;line-height:1.75;margin-bottom:1rem}
.seo-prose-card p:last-child{margin-bottom:0}
.faq-section{padding:4rem 0;background:var(--bg-secondary);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color)}
.faq-accordion{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:1rem}
.faq-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden}
.faq-question{padding:1.25rem 1.5rem;display:flex;align-items:center;justify-content:space-between;cursor:pointer;font-weight:600;font-size:1.05rem;color:var(--text-primary);user-select:none;transition:var(--transition)}
.faq-question:hover{color:var(--accent-glow);background:var(--bg-hover)}
.faq-chevron{transition:transform 0.3s ease;color:var(--text-muted)}
.faq-item.active .faq-chevron{transform:rotate(180deg);color:var(--accent-glow)}
.faq-answer{padding:0 1.5rem;max-height:0;overflow:hidden;transition:max-height 0.3s ease,padding 0.3s ease;color:var(--text-secondary);font-size:0.92rem;line-height:1.65}
.faq-item.active .faq-answer{padding-bottom:1.25rem;max-height:300px}
.cta-section{padding:4.5rem 0;background:radial-gradient(circle at 50% 50%,rgba(37,99,235,0.18) 0%,var(--bg-primary) 80%);text-align:center}
.cta-box{max-width:760px;margin:0 auto;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:2.5rem 1.5rem;box-shadow:var(--shadow-card)}
.cta-box h2{font-size:2rem;margin-bottom:0.75rem}
.cta-box p{color:var(--text-secondary);font-size:1rem;margin-bottom:1.75rem}
.cta-buttons{display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap}
.btn-primary-cta{padding:0.85rem 1.75rem;background:var(--accent-blue);color:#fff;border-radius:var(--radius-md);font-weight:700;box-shadow:0 4px 14px rgba(37,99,235,0.35);transition:var(--transition)}
.btn-primary-cta:hover{background:var(--accent-indigo);transform:translateY(-1px)}
.btn-secondary-cta{padding:0.85rem 1.75rem;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);border-radius:var(--radius-md);font-weight:700;transition:var(--transition)}
.btn-secondary-cta:hover{background:var(--bg-hover);border-color:var(--accent-glow)}
.site-footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:3.5rem 0 1.5rem;font-size:0.88rem;color:var(--text-secondary)}
.footer-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;margin-bottom:2.5rem}
.footer-col-title{font-family:'Outfit',sans-serif;font-size:1rem;color:var(--text-primary);margin-bottom:1rem;font-weight:700}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:0.5rem}
.footer-links a{color:var(--text-secondary);font-size:0.85rem}
.footer-links a:hover{color:var(--accent-glow)}
.footer-bottom{border-top:1px solid var(--border-color);padding-top:1.5rem;display:flex;flex-direction:column;gap:0.75rem;text-align:center;font-size:0.82rem;color:var(--text-muted)}
.footer-trademark{font-size:0.78rem;color:var(--text-muted);max-width:850px;margin:0 auto}
.cookie-banner{position:fixed;bottom:1.5rem;left:50%;transform:translateX(-50%);width:calc(100% - 2.5rem);max-width:720px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);box-shadow:0 12px 30px rgba(0,0,0,0.5);padding:1.15rem 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1.25rem;z-index:9999;transition:var(--transition)}
.cookie-banner.hidden{display:none}
.cookie-text{font-size:0.85rem;color:var(--text-secondary);line-height:1.5}
.cookie-text a{color:var(--accent-glow);text-decoration:underline}
.cookie-actions{display:flex;align-items:center;gap:0.5rem;flex-shrink:0}
.cookie-btn-accept{padding:0.5rem 1.15rem;border-radius:var(--radius-sm);background:var(--accent-blue);color:#fff;font-weight:600;font-size:0.82rem;cursor:pointer;transition:var(--transition)}
.cookie-btn-accept:hover{background:var(--accent-indigo)}
.cookie-btn-dismiss{padding:0.5rem 0.9rem;border-radius:var(--radius-sm);background:var(--bg-hover);color:var(--text-secondary);border:1px solid var(--border-color);font-weight:600;font-size:0.82rem;cursor:pointer;transition:var(--transition)}
.cookie-btn-dismiss:hover{color:var(--text-primary)}
@media (max-width:992px){.nav-links{display:none}.mobile-toggle-btn{display:flex}.nav-links.mobile-open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;width:100%;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:1rem;gap:0.75rem}.dropdown-menu{position:static;display:none;width:100%;box-shadow:none;border:none;padding:0.5rem 0 0 1rem}.nav-item.mobile-expand .dropdown-menu{display:grid;grid-template-columns:1fr}}
@media (max-width:768px){.hero-title{font-size:1.85rem}.checker-card{padding:1.25rem}.action-row{flex-direction:column;align-items:stretch}.submit-btn{width:100%}.cookie-banner{flex-direction:column;align-items:flex-start}.cookie-actions{width:100%;justify-content:flex-end}}