:root{--bg-primary:#f8fafc;--bg-card:#ffffff;--bg-elevated:#f1f5f9;--border-subtle:#e2e8f0;--border-focus:#3b82f6;--text-main:#0f172a;--text-muted:#64748b;--text-inverse:#ffffff;--brand-primary:#2563eb;--brand-primary-hover:#1d4ed8;--brand-secondary:#0284c7;--success:#10b981;--success-bg:#ecfdf5;--warning:#f59e0b;--warning-bg:#fffbeb;--danger:#ef4444;--danger-bg:#fef2f2;--info:#0ea5e9;--info-bg:#f0f9ff;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.1),0 2px 4px -2px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.1),0 4px 6px -4px rgba(0,0,0,0.1);--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--transition:all 0.2s cubic-bezier(0.4,0,0.2,1);--font-sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--font-heading:'Outfit',var(--font-sans)}
[data-theme="dark"]{--bg-primary:#090d16;--bg-card:#111827;--bg-elevated:#1f2937;--border-subtle:#374151;--border-focus:#60a5fa;--text-main:#f9fafb;--text-muted:#9ca3af;--text-inverse:#0f172a;--brand-primary:#3b82f6;--brand-primary-hover:#60a5fa;--brand-secondary:#38bdf8;--success:#10b981;--success-bg:rgba(16,185,129,0.15);--warning:#fbbf24;--warning-bg:rgba(251,191,36,0.15);--danger:#f87171;--danger-bg:rgba(248,113,113,0.15);--info:#38bdf8;--info-bg:rgba(56,189,248,0.15);--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.5);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.5);--shadow-lg:0 10px 20px -3px rgba(0,0,0,0.6)}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background-color:var(--bg-primary);color:var(--text-main);font-family:var(--font-sans);line-height:1.6;overflow-x:hidden;width:100%;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--brand-primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--brand-primary-hover)}
img{max-width:100%;height:auto;display:block}
button,input,textarea,select{font-family:inherit;font-size:inherit}
.container{width:100%;max-width:1240px;margin-left:auto;margin-right:auto;padding-left:1.25rem;padding-right:1.25rem}
.site-header{position:sticky;top:0;z-index:1000;background:var(--bg-card);border-bottom:1px solid var(--border-subtle);backdrop-filter:blur(8px)}
.navbar{display:flex;align-items:center;justify-content:space-between;height:4.25rem;gap:1rem}
.brand-logo{display:flex;align-items:center;gap:0.625rem;font-family:var(--font-heading);font-weight:800;font-size:1.35rem;color:var(--text-main)}
.brand-logo svg{width:28px;height:28px;color:var(--brand-primary);flex-shrink:0}
.brand-logo span.accent{color:var(--brand-primary)}
.nav-menu{display:flex;align-items:center;list-style:none;gap:1.5rem}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:0.35rem;font-weight:500;font-size:0.95rem;color:var(--text-muted);padding:0.5rem 0.75rem;border-radius:var(--radius-sm);cursor:pointer}
.nav-link:hover,.nav-link.active{color:var(--brand-primary);background:var(--bg-elevated)}
.dropdown-menu{position:absolute;top:100%;left:0;display:none;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:1rem;z-index:1100;min-width:320px}
.nav-item:hover .dropdown-menu,.nav-item:focus-within .dropdown-menu,.dropdown-menu.show{display:block}
.dropdown-mega{min-width:680px;display:none;grid-template-columns:repeat(3,minmax(0,1fr));gap:0.75rem;left:50%;transform:translateX(-50%)}
.nav-item:hover .dropdown-mega,.nav-item:focus-within .dropdown-mega,.dropdown-mega.show{display:grid}
.dropdown-column-title{font-size:0.75rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted);margin-bottom:0.5rem;padding-bottom:0.25rem;border-bottom:1px solid var(--border-subtle)}
.dropdown-link{display:flex;align-items:center;gap:0.5rem;padding:0.4rem 0.6rem;font-size:0.85rem;color:var(--text-main);border-radius:var(--radius-sm);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dropdown-link:hover{background:var(--bg-elevated);color:var(--brand-primary)}
.header-actions{display:flex;align-items:center;gap:0.75rem}
.theme-toggle-btn,.mobile-nav-toggle{background:var(--bg-elevated);border:1px solid var(--border-subtle);color:var(--text-main);width:2.5rem;height:2.5rem;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition)}
.theme-toggle-btn:hover,.mobile-nav-toggle:hover{border-color:var(--brand-primary);color:var(--brand-primary)}
.mobile-nav-toggle{display:none}
.breadcrumb-section{background:var(--bg-card);border-bottom:1px solid var(--border-subtle);padding:0.75rem 0}
.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:0.5rem;font-size:0.875rem;list-style:none}
.breadcrumbs li{display:flex;align-items:center;gap:0.5rem;color:var(--text-muted)}
.breadcrumbs li a{color:var(--text-muted)}
.breadcrumbs li a:hover{color:var(--brand-primary)}
.breadcrumbs li.current{color:var(--brand-primary);font-weight:600}
.breadcrumbs li svg{width:14px;height:14px;color:var(--text-muted)}
.hero-section{padding:3.5rem 0 2.5rem;text-align:center;background:linear-gradient(180deg,var(--bg-card) 0%,var(--bg-primary) 100%)}
.badge-pill{display:inline-flex;align-items:center;gap:0.5rem;padding:0.35rem 0.85rem;border-radius:var(--radius-full);background:var(--info-bg);color:var(--brand-primary);font-size:0.825rem;font-weight:600;margin-bottom:1rem;border:1px solid rgba(59,130,246,0.2)}
.hero-title{font-family:var(--font-heading);font-size:clamp(2rem,4vw,2.75rem);font-weight:800;color:var(--text-main);line-height:1.2;margin-bottom:1rem;letter-spacing:-0.02em}
.hero-subtitle{font-size:clamp(1rem,1.8vw,1.15rem);color:var(--text-muted);max-width:780px;margin-left:auto;margin-right:auto;margin-bottom:2rem}
.checker-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:1.75rem;max-width:920px;margin-left:auto;margin-right:auto;text-align:left}
.mode-tabs{display:flex;background:var(--bg-elevated);border-radius:var(--radius-md);padding:0.3rem;gap:0.3rem;margin-bottom:1.5rem}
.mode-tab-btn{flex:1;background:transparent;border:none;color:var(--text-muted);font-weight:600;font-size:0.875rem;padding:0.65rem 0.75rem;border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:0.4rem;transition:var(--transition)}
.mode-tab-btn.active{background:var(--bg-card);color:var(--brand-primary);box-shadow:var(--shadow-sm)}
.form-group{margin-bottom:1.25rem}
.form-label{display:flex;justify-content:space-between;align-items:center;font-size:0.875rem;font-weight:600;margin-bottom:0.5rem;color:var(--text-main)}
.input-with-icon{position:relative;display:flex;align-items:center}
.input-icon{position:absolute;left:1rem;color:var(--text-muted);pointer-events:none}
.form-input,.form-textarea{width:100%;border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:var(--bg-primary);color:var(--text-main);padding:0.85rem 1rem;font-size:1rem;transition:var(--transition)}
.form-input.has-icon{padding-left:2.85rem}
.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--border-focus);box-shadow:0 0 0 3px rgba(59,130,246,0.15)}
.form-textarea{min-height:140px;resize:vertical;font-family:monospace;font-size:0.875rem;line-height:1.5}
.input-meta-bar{display:flex;justify-content:space-between;align-items:center;margin-top:0.4rem;font-size:0.8rem;color:var(--text-muted)}
.validation-message{display:flex;align-items:center;gap:0.35rem;font-size:0.825rem;font-weight:500}
.validation-message.valid{color:var(--success)}
.validation-message.invalid{color:var(--danger)}
.quick-samples{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap;margin-top:0.75rem;font-size:0.825rem;color:var(--text-muted)}
.sample-pill{background:var(--bg-elevated);border:1px solid var(--border-subtle);color:var(--text-main);padding:0.25rem 0.6rem;border-radius:var(--radius-full);cursor:pointer;font-size:0.775rem;transition:var(--transition)}
.sample-pill:hover{border-color:var(--brand-primary);color:var(--brand-primary)}
.form-actions{display:flex;gap:0.75rem;align-items:center;margin-top:1.5rem;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;padding:0.85rem 1.75rem;font-size:0.95rem;font-weight:600;border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);border:none;text-decoration:none}
.btn-primary{background:var(--brand-primary);color:#ffffff}
.btn-primary:hover{background:var(--brand-primary-hover)}
.btn-primary:disabled{opacity:0.65;cursor:not-allowed}
.btn-secondary{background:var(--bg-elevated);color:var(--text-main);border:1px solid var(--border-subtle)}
.btn-secondary:hover{background:var(--border-subtle)}
.btn-outline{background:transparent;color:var(--text-main);border:1px solid var(--border-subtle)}
.btn-outline:hover{border-color:var(--brand-primary);color:var(--brand-primary)}
.results-container{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--border-subtle)}
.results-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;margin-bottom:1.5rem}
.results-title{font-family:var(--font-heading);font-size:1.5rem;font-weight:700}
.results-actions{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap}
.results-filter-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:0.75rem;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:0.75rem 1rem;margin-bottom:1.5rem}
.filter-tabs{display:flex;gap:0.4rem;flex-wrap:wrap}
.filter-tab{background:var(--bg-elevated);border:1px solid var(--border-subtle);color:var(--text-muted);padding:0.35rem 0.75rem;border-radius:var(--radius-full);font-size:0.8rem;font-weight:600;cursor:pointer}
.filter-tab.active{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}
.search-sort-group{display:flex;gap:0.5rem;align-items:center;flex-wrap:wrap}
.filter-search-input{background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:0.4rem 0.75rem;font-size:0.825rem;color:var(--text-main)}
.filter-select{background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:0.4rem 0.6rem;font-size:0.825rem;color:var(--text-main)}
.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:2rem}
.summary-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:1.25rem;text-align:center;box-shadow:var(--shadow-sm)}
.summary-card-val{font-size:2rem;font-weight:800;font-family:var(--font-heading);line-height:1.2}
.summary-card-lbl{font-size:0.825rem;color:var(--text-muted);font-weight:500;margin-top:0.25rem}
.summary-card.success .summary-card-val{color:var(--success)}
.summary-card.warning .summary-card-val{color:var(--warning)}
.summary-card.danger .summary-card-val{color:var(--danger)}
.summary-card.info .summary-card-val{color:var(--info)}
.cert-card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.5rem;margin-bottom:1.5rem;box-shadow:var(--shadow-md);transition:var(--transition)}
.cert-card:hover{border-color:rgba(59,130,246,0.3)}
.cert-card-header{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;margin-bottom:1.25rem;padding-bottom:1rem;border-bottom:1px solid var(--border-subtle)}
.cert-host-info{display:flex;align-items:center;gap:0.75rem}
.cert-host-title{font-size:1.25rem;font-weight:700;font-family:var(--font-heading)}
.cert-meta-badges{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap}
.status-pill{display:inline-flex;align-items:center;gap:0.35rem;padding:0.25rem 0.65rem;border-radius:var(--radius-full);font-size:0.775rem;font-weight:700;text-transform:uppercase;letter-spacing:0.04em}
.status-pill.valid{background:var(--success-bg);color:var(--success);border:1px solid var(--success)}
.status-pill.expiring_soon{background:var(--warning-bg);color:var(--warning);border:1px solid var(--warning)}
.status-pill.expired,.status-pill.error,.status-pill.mismatch{background:var(--danger-bg);color:var(--danger);border:1px solid var(--danger)}
.grade-badge{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;border-radius:var(--radius-md);font-family:var(--font-heading);font-weight:800;font-size:1.25rem}
.grade-badge.a-plus,.grade-badge.a{background:var(--success-bg);color:var(--success);border:2px solid var(--success)}
.grade-badge.b{background:var(--info-bg);color:var(--info);border:2px solid var(--info)}
.grade-badge.c{background:var(--warning-bg);color:var(--warning);border:2px solid var(--warning)}
.grade-badge.f{background:var(--danger-bg);color:var(--danger);border:2px solid var(--danger)}
.expiry-progress-wrap{margin-bottom:1.25rem;background:var(--bg-elevated);border-radius:var(--radius-md);padding:0.85rem 1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.expiry-bar-container{flex:1;min-width:200px;background:var(--border-subtle);height:8px;border-radius:var(--radius-full);overflow:hidden}
.expiry-bar-fill{height:100%;border-radius:var(--radius-full);transition:width 0.6s ease}
.cert-details-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin-bottom:1.25rem}
.detail-item{background:var(--bg-elevated);border-radius:var(--radius-sm);padding:0.75rem 1rem}
.detail-lbl{font-size:0.75rem;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted);font-weight:600;margin-bottom:0.25rem}
.detail-val{font-size:0.925rem;font-weight:600;color:var(--text-main);word-break:break-all}
.cert-accordions{border-top:1px solid var(--border-subtle);padding-top:1rem}
.accordion-toggle{width:100%;background:transparent;border:none;display:flex;align-items:center;justify-content:space-between;padding:0.6rem 0;color:var(--text-main);font-weight:600;font-size:0.9rem;cursor:pointer}
.accordion-toggle svg{transition:transform 0.2s}
.accordion-toggle.open svg{transform:rotate(180deg)}
.accordion-body{display:none;padding:0.75rem 0 1rem}
.accordion-body.open{display:block}
.san-chips{display:flex;flex-wrap:wrap;gap:0.4rem;max-height:180px;overflow-y:auto;padding:0.5rem 0}
.san-chip{background:var(--bg-elevated);border:1px solid var(--border-subtle);padding:0.25rem 0.5rem;border-radius:var(--radius-sm);font-size:0.775rem;font-family:monospace}
.chain-timeline{position:relative;padding-left:1.5rem;border-left:2px dashed var(--border-subtle);margin-left:0.5rem}
.chain-step{position:relative;margin-bottom:1.25rem}
.chain-dot{position:absolute;left:-1.95rem;top:0.25rem;width:14px;height:14px;border-radius:var(--radius-full);background:var(--brand-primary);border:2px solid var(--bg-card)}
.chain-step-title{font-size:0.9rem;font-weight:700}
.chain-step-desc{font-size:0.8rem;color:var(--text-muted)}
.raw-pem-code{background:#0f172a;color:#f8fafc;padding:1rem;border-radius:var(--radius-md);font-family:monospace;font-size:0.775rem;overflow-x:auto;white-space:pre-wrap;max-height:220px}
.tool-grid-section{padding:3.5rem 0;background:var(--bg-card);border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle)}
.section-title{font-family:var(--font-heading);font-size:clamp(1.75rem,3vw,2.25rem);font-weight:800;text-align:center;margin-bottom:0.75rem}
.section-subtitle{font-size:1rem;color:var(--text-muted);text-align:center;max-width:680px;margin:0 auto 2.5rem}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}
.tool-card{background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:1.25rem;display:flex;flex-direction:column;gap:0.5rem;transition:var(--transition);text-decoration:none;color:inherit}
.tool-card:hover{border-color:var(--brand-primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.tool-card-icon{width:36px;height:36px;border-radius:var(--radius-sm);background:var(--info-bg);color:var(--brand-primary);display:flex;align-items:center;justify-content:center}
.tool-card-name{font-weight:700;font-size:0.95rem;color:var(--text-main)}
.tool-card-desc{font-size:0.8rem;color:var(--text-muted);line-height:1.4}
.features-section{padding:4rem 0}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.feature-box{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow-sm);transition:var(--transition)}
.feature-box:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand-primary)}
.feature-icon{width:48px;height:48px;border-radius:var(--radius-md);background:var(--info-bg);color:var(--brand-primary);display:flex;align-items:center;justify-content:center;margin-bottom:1rem}
.feature-title{font-family:var(--font-heading);font-size:1.15rem;font-weight:700;margin-bottom:0.5rem}
.feature-text{font-size:0.9rem;color:var(--text-muted);line-height:1.5}
.how-section{padding:4rem 0;background:var(--bg-card);border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle)}
.how-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem}
.how-step{position:relative;background:var(--bg-primary);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.75rem}
.how-num{width:38px;height:38px;border-radius:var(--radius-full);background:var(--brand-primary);color:#fff;font-weight:800;font-family:var(--font-heading);display:flex;align-items:center;justify-content:center;margin-bottom:1rem}
.how-title{font-family:var(--font-heading);font-size:1.1rem;font-weight:700;margin-bottom:0.5rem}
.how-desc{font-size:0.875rem;color:var(--text-muted);line-height:1.5}
.seo-content-section{padding:4rem 0}
.seo-article{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:2.5rem;box-shadow:var(--shadow-sm);line-height:1.8}
.seo-article h2{font-family:var(--font-heading);font-size:1.75rem;font-weight:800;margin-bottom:1rem;color:var(--text-main)}
.seo-article h3{font-family:var(--font-heading);font-size:1.35rem;font-weight:700;margin-top:1.75rem;margin-bottom:0.75rem;color:var(--text-main)}
.seo-article p{margin-bottom:1.25rem;color:var(--text-main);font-size:1rem}
.faq-section{padding:4rem 0;background:var(--bg-card);border-top:1px solid var(--border-subtle);border-bottom:1px solid var(--border-subtle)}
.faq-accordion{max-width:840px;margin:0 auto}
.faq-item{border:1px solid var(--border-subtle);border-radius:var(--radius-md);margin-bottom:1rem;background:var(--bg-primary);overflow:hidden}
.faq-btn{width:100%;text-align:left;background:transparent;border:none;padding:1.25rem 1.5rem;font-size:1.05rem;font-weight:700;font-family:var(--font-heading);color:var(--text-main);display:flex;justify-content:space-between;align-items:center;cursor:pointer}
.faq-btn svg{transition:transform 0.2s;flex-shrink:0}
.faq-btn.active svg{transform:rotate(180deg)}
.faq-content{display:none;padding:0 1.5rem 1.25rem;font-size:0.95rem;color:var(--text-muted);line-height:1.6}
.faq-content.open{display:block}
.cta-section{padding:4.5rem 0;background:linear-gradient(135deg,rgba(37,99,235,0.1) 0%,rgba(2,132,199,0.1) 100%);text-align:center;border-bottom:1px solid var(--border-subtle)}
.cta-title{font-family:var(--font-heading);font-size:clamp(1.85rem,3.5vw,2.5rem);font-weight:800;margin-bottom:1rem}
.cta-desc{font-size:1.1rem;color:var(--text-muted);max-width:650px;margin:0 auto 2rem}
.cta-buttons{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.site-footer{background:var(--bg-card);border-top:1px solid var(--border-subtle);padding:4rem 0 2rem}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem;margin-bottom:3rem}
.footer-col-title{font-family:var(--font-heading);font-size:0.95rem;font-weight:700;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-main);margin-bottom:1.25rem}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:0.6rem}
.footer-link{font-size:0.875rem;color:var(--text-muted);text-decoration:none;transition:var(--transition)}
.footer-link:hover{color:var(--brand-primary)}
.footer-bottom{padding-top:2rem;border-top:1px solid var(--border-subtle);display:flex;flex-direction:column;gap:1rem;font-size:0.825rem;color:var(--text-muted);text-align:center}
.trademark-disclaimer{max-width:880px;margin:0 auto;line-height:1.5}
.footer-meta-links{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap}
.cookie-banner{position:fixed;bottom:1.5rem;right:1.5rem;max-width:440px;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:1.25rem;box-shadow:var(--shadow-lg);z-index:9999;display:none;flex-direction:column;gap:0.75rem}
.cookie-banner.show{display:flex}
.cookie-text{font-size:0.85rem;color:var(--text-muted);line-height:1.5}
.cookie-actions{display:flex;gap:0.5rem;justify-content:flex-end}
@media (max-width:992px){.dropdown-mega{min-width:90vw;grid-template-columns:repeat(2,1fr);left:0;transform:none}.nav-menu{display:none;position:absolute;top:100%;left:0;width:100%;background:var(--bg-card);border-bottom:1px solid var(--border-subtle);flex-direction:column;padding:1rem;gap:0.5rem}.nav-menu.open{display:flex}.mobile-nav-toggle{display:flex}.dropdown-menu{position:static;box-shadow:none;border:none;padding:0.5rem 0}}
@media (max-width:640px){.checker-card{padding:1.25rem}.results-header{flex-direction:column;align-items:flex-start}.results-actions{width:100%}.results-actions .btn{flex:1}.dropdown-mega{grid-template-columns:1fr}}
@media print{.site-header,.site-footer,.breadcrumb-section,.hero-section,.tool-grid-section,.features-section,.how-section,.seo-content-section,.faq-section,.cta-section,.cookie-banner,.results-actions,.results-filter-bar{display:none!important}#results-section{display:block!important;margin:0;padding:0;border:none}.cert-card{break-inside:avoid;box-shadow:none;border:1px solid #000}.accordion-body{display:block!important}}