*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%}body{line-height:1.6;-webkit-font-smoothing:antialiased}img,svg{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;font:inherit;color:inherit}ul,ol{list-style:none}input{font:inherit;color:inherit}table{border-collapse:collapse}:root{--font-body:'Inter',system-ui,-apple-system,sans-serif;--bg:#FFFFFF;--bg-alt:#F4F5F2;--bg-surface:#FFFFFF;--border:#DFE1DC;--shadow:0 1px 3px rgba(0,0,0,0.08),0 1px 2px rgba(0,0,0,0.06);--shadow-md:0 4px 6px rgba(0,0,0,0.07),0 2px 4px rgba(0,0,0,0.06);--shadow-lg:0 10px 15px rgba(0,0,0,0.1),0 4px 6px rgba(0,0,0,0.05);--fg:#1E2228;--fg-secondary:#5A6068;--fg-muted:#8B9098;--green:#4DA648;--green-hover:#3E8E3A;--green-dim:rgba(77,166,72,0.1);--accent:#D49B2A;--accent-hover:#BE8A22;--accent-dim:rgba(212,155,42,0.1);--radius:8px;--radius-lg:12px;--radius-sm:6px;--nav-height:5.5rem;--nav-bg:#FFFFFF;--nav-shadow:0 1px 3px rgba(0,0,0,0.1);--footer-bg:#1E2228;--footer-fg:#CDD0D4;--footer-fg-dim:#8B9098}.dark{--bg:#191C21;--bg-alt:#21252B;--bg-surface:#21252B;--border:#353A42;--shadow:0 1px 3px rgba(0,0,0,0.3),0 1px 2px rgba(0,0,0,0.2);--shadow-md:0 4px 6px rgba(0,0,0,0.3),0 2px 4px rgba(0,0,0,0.2);--shadow-lg:0 10px 15px rgba(0,0,0,0.4),0 4px 6px rgba(0,0,0,0.2);--fg:#E8EAED;--fg-secondary:#9BA1AB;--fg-muted:#6B7280;--green-dim:rgba(77,166,72,0.15);--accent-dim:rgba(212,155,42,0.15);--nav-bg:#191C21;--nav-shadow:0 1px 3px rgba(0,0,0,0.4);--footer-bg:#111316;--footer-fg:#CDD0D4;--footer-fg-dim:#6B7280}.skip-link{position:absolute;top:-100%;left:1rem;z-index:100;padding:0.5rem 1rem;background:var(--green);color:#fff;font-size:0.875rem;font-weight:600;border-radius:var(--radius);text-decoration:none}.skip-link:focus{top:0.5rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.exam-fieldset{border:none;padding:0;margin:0;display:flex;flex-direction:column;gap:0.75rem}body{font-family:var(--font-body);background:var(--bg);color:var(--fg);min-height:100vh;display:flex;flex-direction:column;font-size:1rem}h1,h2,h3,h4{font-family:var(--font-body);font-weight:700;line-height:1.25;color:var(--fg);letter-spacing:-0.02em}h1{font-size:2.625rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}.container{max-width:75rem;margin:0 auto;padding:0 1.5rem}.container-narrow{max-width:48rem;margin:0 auto;padding:0 1.5rem}main{flex:1}.nav{background:var(--nav-bg);position:sticky;top:0;z-index:50;box-shadow:var(--nav-shadow)}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-height)}.nav-logo img{height:3.5rem;width:auto}.logo-light{display:block}.logo-dark{display:none}.dark .logo-light{display:none}.dark .logo-dark{display:block}.nav-links{display:none;align-items:center;gap:2rem}.nav-link{font-size:0.9375rem;font-weight:500;color:var(--fg-secondary);transition:color 0.2s;padding:0.25rem 0}.nav-link:hover,.nav-link.active{color:var(--fg)}.nav-cta{display:inline-flex;align-items:center;gap:0.375rem;font-size:0.875rem;font-weight:600;padding:0.5rem 1.25rem;background:var(--green);color:#FFFFFF;border-radius:var(--radius-sm);transition:background 0.2s;white-space:nowrap}.nav-cta:hover{background:var(--green-hover)}.theme-toggle{padding:0.375rem;color:var(--fg-muted);transition:color 0.2s;margin-left:0.5rem}.theme-toggle:hover{color:var(--fg)}.icon-sun{display:none}.dark .icon-sun{display:block}.dark .icon-moon{display:none}.mobile-toggle{padding:0.5rem;color:var(--fg-secondary)}.mobile-toggle:hover{color:var(--fg)}.icon-close{display:none}.mobile-open .icon-menu{display:none}.mobile-open .icon-close{display:block}.mobile-menu{display:none;padding:1rem 1.5rem 1.5rem;background:var(--nav-bg);border-top:1px solid var(--border)}.mobile-menu.open{display:block}.mobile-menu a{display:block;font-size:1rem;font-weight:500;padding:0.75rem 0;color:var(--fg-secondary);border-bottom:1px solid var(--border)}.mobile-menu a:last-of-type{border-bottom:none}.mobile-menu a:hover,.mobile-menu a.active{color:var(--green)}.mobile-menu .nav-cta{display:block;text-align:center;margin-top:1rem;padding:0.75rem 1.25rem;border-bottom:none}.mobile-menu .nav-cta:hover{color:#FFFFFF}.nav-auth-btn{font-size:0.875rem;font-weight:500;color:var(--fg-secondary);padding:0.5rem 0.75rem;border-radius:var(--radius-sm);transition:color 0.2s,background 0.2s;white-space:nowrap;display:inline-flex;align-items:center}.nav-auth-btn:hover{color:var(--fg);background:var(--bg-alt)}.user-menu{position:relative;display:none;align-items:center}.user-menu-trigger{display:inline-flex;align-items:center;gap:0.375rem;font-size:0.875rem;font-weight:600;color:var(--fg);padding:0.375rem 0.75rem;border-radius:var(--radius-sm);transition:background 0.2s}.user-menu-trigger:hover{background:var(--bg-alt)}.user-menu-dropdown{display:none;position:absolute;top:100%;right:0;margin-top:0.375rem;min-width:12rem;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:0.5rem;z-index:60}.user-menu-dropdown.open{display:block}.user-menu-email{display:block;font-size:0.75rem;color:var(--fg-muted);padding:0.375rem 0.625rem;border-bottom:1px solid var(--border);margin-bottom:0.25rem}.user-menu-item{display:block;width:100%;text-align:left;font-size:0.8125rem;font-weight:500;color:var(--fg-secondary);padding:0.5rem 0.625rem;border-radius:var(--radius-sm);transition:color 0.2s,background 0.2s}.user-menu-item:hover{color:var(--fg);background:var(--bg-alt)}.mobile-auth-btn{display:block;font-size:1rem;font-weight:500;padding:0.75rem 0;color:var(--fg-secondary);border-bottom:1px solid var(--border)}.mobile-auth-btn:hover{color:var(--green)}.mobile-user-name{display:none;font-size:0.875rem;font-weight:600;color:var(--fg);padding:0.75rem 0}.footer{margin-top:auto;background:var(--footer-bg);color:var(--footer-fg);padding:3.5rem 0 1.5rem}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem;margin-bottom:2.5rem}.footer-brand img{height:6rem;margin-bottom:1.25rem}.footer-brand p{font-size:0.875rem;color:var(--footer-fg-dim);line-height:1.6;max-width:20rem}.footer .logo-light{display:none}.footer .logo-dark{display:block}.footer-col h4{font-size:0.8125rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;color:var(--footer-fg);margin-bottom:1rem}.footer-col a{display:block;font-size:0.875rem;color:var(--footer-fg-dim);padding:0.25rem 0;transition:color 0.2s}.footer-col a:hover{color:#FFFFFF}.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:1.5rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;font-size:0.8125rem;color:var(--footer-fg-dim)}.footer-bottom a{color:var(--footer-fg-dim);transition:color 0.2s}.footer-bottom a:hover{color:#FFFFFF}.section{padding:5rem 0}.section-alt{background:var(--bg-alt);padding:5rem 0}.section-header{text-align:center;margin-bottom:3rem}.section-header h1,.section-header h2{margin-bottom:0.75rem}.section-header p{font-size:1.125rem;color:var(--fg-secondary);max-width:36rem;margin:0 auto;line-height:1.65}.hero{padding:7.5rem 0 5rem;text-align:center;background:var(--bg)}.hero-heading{display:flex;align-items:flex-start;justify-content:center;gap:1.5rem;margin-bottom:0;max-width:52rem;margin-left:auto;margin-right:auto}.hero-shield{height:6.5rem;width:auto;flex-shrink:0;margin-top:0.15rem}.hero h1{font-size:1.9rem;font-weight:700;line-height:1.25;text-align:center;margin:0}.hero-subtitle{font-size:1.25rem;color:var(--fg-secondary);line-height:1.6;max-width:36rem;margin:0 auto 2.5rem}.hero-actions{display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}.card-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.card{display:block;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);transition:box-shadow 0.2s,transform 0.2s}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.card-icon{font-size:2rem;margin-bottom:1rem;display:block}.card h3{font-size:1.25rem;margin-bottom:0.5rem}.card p{font-size:0.9375rem;color:var(--fg-secondary);line-height:1.65}.card-meta{display:flex;align-items:center;gap:0.5rem;margin-top:1rem;font-size:0.8125rem;color:var(--fg-muted);flex-wrap:wrap}.card-link{display:inline-flex;align-items:center;gap:0.25rem;font-size:0.875rem;font-weight:600;color:var(--green);margin-top:1rem;transition:gap 0.2s}.card-link:hover{gap:0.5rem}.stats-bar{background:var(--green);color:#FFFFFF;padding:3rem 0}.stats-grid{display:flex;align-items:center;justify-content:center;gap:3rem;flex-wrap:wrap;text-align:center}.stat-item{display:flex;flex-direction:column;align-items:center}.stat-number{font-size:2.5rem;font-weight:700;line-height:1;margin-bottom:0.25rem}.stat-label{font-size:0.875rem;font-weight:500;opacity:0.9}.stat-divider{width:1px;height:2.5rem;background:rgba(255,255,255,0.3)}.status-badge{font-size:0.75rem;font-weight:600;padding:0.25rem 0.75rem;border-radius:9999px;white-space:nowrap;display:inline-flex;align-items:center}.status-soon{color:#166534;background:#DCFCE7}.dark .status-soon{color:#4ADE80;background:rgba(72,168,75,0.2)}.status-ready{color:#166534;background:#DCFCE7}.dark .status-ready{color:#4ADE80;background:rgba(72,168,75,0.2)}.status-planned{color:var(--fg-secondary);background:var(--bg-alt)}.btn{display:inline-flex;align-items:center;gap:0.375rem;font-family:var(--font-body);font-size:1rem;font-weight:600;padding:0.75rem 1.75rem;border:none;border-radius:var(--radius-sm);background:var(--green);color:#FFFFFF;transition:background 0.2s,transform 0.1s;cursor:pointer}.btn:hover{background:var(--green-hover);transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:0.5;cursor:not-allowed;transform:none}.btn:disabled:hover{background:var(--green);transform:none}.btn-secondary{display:inline-flex;align-items:center;gap:0.375rem;font-size:1rem;font-weight:600;padding:0.75rem 1.75rem;border:2px solid var(--border);border-radius:var(--radius-sm);background:transparent;color:var(--fg);transition:border-color 0.2s,color 0.2s;cursor:pointer}.btn-secondary:hover{border-color:var(--green);color:var(--green)}.text-link{font-size:0.9375rem;font-weight:600;color:var(--green);transition:opacity 0.2s}.text-link:hover{opacity:0.8}.search-wrap{max-width:24rem;margin:0 auto 2.5rem;position:relative}.search-input{width:100%;font-size:0.9375rem;padding:0.75rem 1rem 0.75rem 2.75rem;background:var(--bg-surface);color:var(--fg);border:1px solid var(--border);border-radius:var(--radius);outline:none;transition:border-color 0.2s,box-shadow 0.2s}.search-input:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--green-dim)}.search-input::placeholder{color:var(--fg-muted)}.search-icon{position:absolute;left:0.875rem;top:50%;transform:translateY(-50%);color:var(--fg-muted);pointer-events:none}.back-link{display:inline-flex;align-items:center;gap:0.375rem;font-size:0.875rem;font-weight:500;color:var(--fg-secondary);margin-bottom:2rem;transition:color 0.2s}.back-link:hover{color:var(--green)}.cert-header{margin-bottom:2.5rem}.cert-fullname{font-size:1rem;color:var(--fg-secondary);margin-bottom:0.75rem}.cert-detail-meta{display:flex;align-items:center;gap:0.75rem;font-size:0.875rem;color:var(--fg-secondary);margin-bottom:1.5rem;flex-wrap:wrap}.meta-sep{color:var(--border)}.cert-detail-desc{font-size:1.0625rem;line-height:1.75;color:var(--fg-secondary);margin-bottom:2.5rem}.learn-list{display:flex;flex-direction:column;gap:1rem;margin-bottom:2.5rem}.learn-list li{display:flex;align-items:flex-start;gap:0.75rem;font-size:1rem;line-height:1.65;color:var(--fg-secondary)}.learn-icon{color:var(--green);flex-shrink:0;margin-top:0.2rem}details.domain-section{margin-bottom:1.5rem;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}summary.domain-title{display:flex;align-items:center;gap:0.75rem;font-size:1.25rem;font-weight:700;padding:1.25rem 1.5rem;cursor:pointer;background:var(--bg-alt);transition:background 0.15s;list-style:none}summary.domain-title::-webkit-details-marker{display:none}summary.domain-title::before{content:'▸';font-size:1rem;color:var(--green);transition:transform 0.2s;flex-shrink:0}details.domain-section[open] > summary.domain-title::before{transform:rotate(90deg)}summary.domain-title:hover{background:var(--border)}details.domain-section > :not(summary){padding-left:1.5rem;padding-right:1.5rem}.domain-desc{font-size:0.9375rem;color:var(--fg-secondary);line-height:1.6;margin-bottom:1.5rem;margin-top:1.25rem}details.domain-section .module-list:last-child{margin-bottom:1.5rem}.module-heading{font-size:1rem;font-weight:600;color:var(--fg-muted);text-transform:uppercase;letter-spacing:0.03em;margin-bottom:0.75rem;margin-top:1.5rem}.module-list{display:flex;flex-direction:column;gap:0.75rem;margin-bottom:2.5rem}.module-item{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;background:var(--bg-alt);border-radius:var(--radius);border:1px solid var(--border)}.module-number{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;background:var(--green-dim);color:var(--green);border-radius:50%;font-size:0.8125rem;font-weight:700;flex-shrink:0}.module-name{font-size:0.9375rem;font-weight:500;color:var(--fg)}.module-lock{margin-left:auto;font-size:0.75rem;color:var(--fg-muted)}.step-number{display:inline-flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;background:var(--green);color:#FFFFFF;border-radius:50%;font-size:1rem;font-weight:700;margin-bottom:1rem}.prose-body p{font-size:1.0625rem;line-height:1.8;color:var(--fg-secondary);margin-bottom:1.25rem}.prose-body p:last-child{margin-bottom:0}.values-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem}.value-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.75rem;box-shadow:var(--shadow)}.value-card h3{font-size:1.125rem;margin-bottom:0.5rem}.value-card p{font-size:0.9375rem;color:var(--fg-secondary);line-height:1.65}.contact-section{text-align:center}.contact-section p{font-size:1.0625rem;color:var(--fg-secondary);margin-top:0.75rem}.blog-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow);transition:box-shadow 0.2s}.blog-card:hover{box-shadow:var(--shadow-md)}.blog-card time{font-size:0.8125rem;color:var(--fg-muted);display:block;margin-bottom:0.5rem}.blog-card h2{font-size:1.375rem;margin-bottom:0.75rem}.blog-card h2 a{color:var(--fg);transition:color 0.2s}.blog-card h2 a:hover{color:var(--green)}.blog-card p{font-size:0.9375rem;color:var(--fg-secondary);line-height:1.65;margin-bottom:0.75rem}.reading-time{font-size:0.8125rem;color:var(--fg-muted)}.post-list{display:flex;flex-direction:column;gap:1rem}.post-card{display:flex;align-items:center;gap:1.5rem;padding:1.25rem 1.5rem;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);transition:box-shadow 0.2s;flex-wrap:wrap}.post-card:hover{box-shadow:var(--shadow-md)}.post-card time{font-size:0.8125rem;color:var(--fg-muted);white-space:nowrap;flex-shrink:0}.post-link{font-size:1rem;font-weight:500;color:var(--fg);transition:color 0.2s}.post-link:hover{color:var(--green)}.article-header{margin-bottom:2.5rem}.article-header time{font-size:0.875rem;color:var(--fg-muted);display:block;margin-bottom:1rem}.article-header h1{font-size:2.25rem;line-height:1.25}.prose h2{font-size:1.5rem;font-weight:700;margin:2.5rem 0 1rem}.prose h3{font-size:1.25rem;font-weight:700;margin:2rem 0 0.75rem}.prose p{font-size:1.0625rem;line-height:1.8;color:var(--fg-secondary);margin-bottom:1.25rem}.prose ul,.prose ol{font-size:1.0625rem;color:var(--fg-secondary);margin-bottom:1.25rem;padding-left:1.5rem}.prose ul{list-style:disc}.prose ol{list-style:decimal}.prose li{line-height:1.8;margin-bottom:0.5rem}.prose strong{color:var(--fg);font-weight:600}.prose em{font-style:italic}.prose a{color:var(--green);text-decoration:underline;text-underline-offset:2px}.prose a:hover{text-decoration:none}.prose blockquote{border-left:3px solid var(--green);padding-left:1.5rem;margin:2rem 0;font-size:1.0625rem;color:var(--fg);line-height:1.7}.prose hr{border:none;border-top:1px solid var(--border);margin:2.5rem 0}.continue-reading{margin-top:3rem;padding-top:2rem;border-top:1px solid var(--border)}.continue-reading h3{font-size:1.25rem;font-weight:600;margin-bottom:1.25rem}.module-meta{display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap;margin-bottom:2rem}.module-meta-tag{display:inline-flex;align-items:center;font-size:0.8125rem;font-weight:500;padding:0.25rem 0.75rem;background:var(--bg-alt);border:1px solid var(--border);border-radius:999px;color:var(--fg-secondary)}.module-meta-sep{color:var(--fg-muted);font-size:0.75rem}.prose details{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:1.25rem;overflow:hidden}.prose summary{display:flex;align-items:center;gap:0.5rem;padding:1rem 1.25rem;font-size:0.9375rem;font-weight:600;color:var(--fg);cursor:pointer;transition:background 0.15s;list-style:none}.prose summary::-webkit-details-marker{display:none}.prose summary::before{content:'▸';font-size:0.875rem;color:var(--green);transition:transform 0.2s}.prose details[open] summary::before{transform:rotate(90deg)}.prose summary:hover{background:var(--bg-alt)}.prose details .answer{padding:0 1.25rem 1.25rem;font-size:0.9375rem;line-height:1.7;color:var(--fg-secondary);border-top:1px solid var(--border);padding-top:1rem}.prose details .answer strong{color:var(--green)}.prose table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:0.95rem}.prose th,.prose td{padding:0.75rem 1rem;text-align:left;border:1px solid var(--border)}.prose th{background:var(--bg-alt,var(--bg));font-weight:600}.prose tr:nth-child(even) td{background:var(--bg-alt,var(--bg))}.next-module{margin-top:3rem;padding:1.5rem;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:space-between;gap:1rem}.next-module-label{font-size:0.8125rem;font-weight:500;color:var(--fg-muted);text-transform:uppercase;letter-spacing:0.05em}.next-module-title{font-size:1rem;font-weight:600;color:var(--fg);margin-top:0.25rem}.next-module-arrow{font-size:1.25rem;color:var(--green);flex-shrink:0}a.next-module:hover{border-color:var(--green)}.module-item-active{border-color:var(--green);background:var(--green-dim)}.module-item-active .module-lock{color:var(--green);font-weight:600}.empty-msg{font-size:0.9375rem;color:var(--fg-secondary);text-align:center;margin-top:2rem}.exam-start-header{text-align:center;margin-bottom:2.5rem}.exam-start-header h1{margin-bottom:0.75rem}.exam-start-header p{max-width:36rem;margin:0 auto;color:var(--fg-secondary);font-size:1.125rem;line-height:1.6}.exam-size-label{text-align:center;font-size:1rem;font-weight:600;color:var(--fg);margin-bottom:0.75rem}.exam-size-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0.75rem;max-width:24rem;margin:0 auto 2rem}.exam-size-btn{font-family:var(--font-body);font-size:1.125rem;font-weight:600;padding:0.875rem 1rem;background:var(--bg-surface);color:var(--fg);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:border-color 0.2s,background 0.2s}.exam-size-btn:hover{border-color:var(--green)}.exam-size-btn.active{border-color:var(--green);background:var(--green-dim);color:var(--green)}#exam-start-btn{display:block;margin:0 auto}.exam-progress-bar{width:100%;height:6px;background:var(--bg-alt);border-radius:3px;overflow:hidden;margin-bottom:1.5rem}.exam-progress-fill{height:100%;width:0%;background:var(--green);border-radius:3px;transition:width 0.3s ease}.exam-question-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.exam-counter{font-size:0.875rem;font-weight:600;color:var(--fg-secondary)}.exam-score-live{font-size:0.875rem;font-weight:500;color:var(--fg-muted)}.exam-question-text{font-size:1.0625rem;line-height:1.75;color:var(--fg);margin-bottom:1.5rem}.exam-options{display:flex;flex-direction:column;gap:0.75rem;margin-bottom:1.5rem}.exam-option{display:block;width:100%;text-align:left;font-family:var(--font-body);font-size:0.9375rem;line-height:1.65;padding:1rem 1.25rem;background:var(--bg-surface);color:var(--fg);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:border-color 0.15s,background 0.15s}.exam-option:hover:not(.exam-option-locked){border-color:var(--green);background:var(--green-dim)}.exam-option-locked{cursor:default}.exam-option-correct{border-color:var(--green);background:var(--green-dim)}.exam-option-incorrect{border-color:#DC2626;background:rgba(220,38,38,0.08)}.dark .exam-option-incorrect{background:rgba(220,38,38,0.15)}.exam-option-dimmed{opacity:0.5}.exam-feedback{padding:1.25rem 1.5rem;background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:1.5rem}.exam-feedback-text{font-size:0.9375rem;line-height:1.7;color:var(--fg-secondary);margin-bottom:1rem}.exam-feedback-text strong{color:var(--green)}.exam-feedback-incorrect strong{color:#DC2626}.dark .exam-feedback-incorrect strong{color:#FCA5A5}.exam-results-card{text-align:center;padding:3rem 2rem;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);margin-bottom:2rem}.exam-results-score{font-size:3rem;font-weight:800;color:var(--fg);line-height:1;margin-bottom:0.5rem}.exam-results-pct{font-size:1.5rem;font-weight:600;color:var(--fg-secondary);margin-bottom:0.75rem}.exam-results-verdict{display:inline-block;font-size:1rem;font-weight:700;padding:0.375rem 1.25rem;border-radius:9999px}.exam-verdict-pass{color:#166534;background:#DCFCE7}.dark .exam-verdict-pass{color:#4ADE80;background:rgba(72,168,75,0.2)}.exam-verdict-fail{color:#991B1B;background:#FEE2E2}.dark .exam-verdict-fail{color:#FCA5A5;background:rgba(220,38,38,0.15)}.exam-results-breakdown{margin-bottom:2rem}.exam-domain-row{display:flex;align-items:center;justify-content:space-between;padding:0.75rem 0;border-bottom:1px solid var(--border);font-size:0.9375rem}.exam-domain-row:last-child{border-bottom:none}.exam-domain-name{color:var(--fg);font-weight:500}.exam-domain-score{color:var(--fg-secondary)}.exam-results-actions{display:flex;align-items:center;justify-content:center;gap:1rem;flex-wrap:wrap}.settings-gate{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:50vh;gap:1rem;text-align:center;padding:2rem}.settings-gate h2{font-size:1.5rem}.settings-gate p{color:var(--fg-secondary)}.settings-layout{display:grid;grid-template-columns:16rem 1fr;min-height:calc(100vh - var(--nav-height))}.settings-sidebar{background:var(--bg-alt);border-right:1px solid var(--border);padding:2rem 0;position:sticky;top:var(--nav-height);height:calc(100vh - var(--nav-height));overflow-y:auto}.settings-nav-group{padding:0 1rem;margin-bottom:1.5rem}.settings-nav-label{display:block;font-size:0.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;color:var(--fg-muted);padding:0 0.75rem;margin-bottom:0.375rem}.settings-nav-item{display:block;width:100%;text-align:left;font-size:0.875rem;font-weight:500;color:var(--fg-secondary);padding:0.5rem 0.75rem;border-radius:var(--radius-sm);transition:color 0.2s,background 0.2s}.settings-nav-item:hover{color:var(--fg);background:var(--bg-surface)}.settings-nav-item.active{color:var(--green);background:var(--green-dim);font-weight:600}.settings-main{padding:2rem 2.5rem;max-width:52rem}.settings-section{display:none}.settings-section.active{display:block}.settings-page-header{margin-bottom:1.5rem}.settings-page-header h2{font-size:1.5rem;margin-bottom:0.25rem}.settings-page-header p{color:var(--fg-secondary);font-size:0.9375rem}.settings-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:1.5rem}.settings-card-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;border-bottom:1px solid var(--border)}.settings-card-title{font-size:1rem;font-weight:600}.settings-card-content{padding:1.25rem}.settings-row{display:flex;justify-content:space-between;align-items:center;padding:0.75rem 0;border-bottom:1px solid var(--border)}.settings-row:last-child{border-bottom:none}.settings-label{font-size:0.875rem;font-weight:500;color:var(--fg-secondary)}.settings-value{font-size:0.875rem;font-weight:500;color:var(--fg)}.plan-badge{display:inline-block;font-size:0.75rem;font-weight:600;padding:0.1875rem 0.625rem;border-radius:9999px;background:var(--green-dim);color:var(--green)}.settings-badge{font-size:0.75rem;font-weight:600;padding:0.1875rem 0.625rem;border-radius:9999px;background:var(--bg-alt);color:var(--fg-secondary)}.btn-sm{font-size:0.8125rem;font-weight:500;padding:0.375rem 0.875rem;border-radius:var(--radius-sm);color:var(--fg-secondary);border:1px solid var(--border);transition:color 0.2s,border-color 0.2s}.btn-sm:hover{color:var(--fg);border-color:var(--fg-muted)}.faq-item{border-bottom:1px solid var(--border);padding:1rem 0}.faq-item:last-child{border-bottom:none}.faq-item summary{font-size:0.9375rem;font-weight:600;color:var(--fg);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:'+';font-size:1.25rem;font-weight:400;color:var(--fg-muted);flex-shrink:0;margin-left:1rem}.faq-item[open] summary::after{content:'\2212'}.faq-item p{margin-top:0.75rem;font-size:0.875rem;color:var(--fg-secondary);line-height:1.7}.settings-form{display:flex;flex-direction:column;gap:1.25rem}.form-group{display:flex;flex-direction:column;gap:0.375rem}.form-label{font-size:0.8125rem;font-weight:600;color:var(--fg)}.form-input{font-size:0.875rem;padding:0.625rem 0.75rem;background:var(--bg);color:var(--fg);border:1px solid var(--border);border-radius:var(--radius-sm);transition:border-color 0.2s}.form-input:focus{outline:none;border-color:var(--green)}.form-textarea{resize:vertical}.form-success{display:flex;align-items:flex-start;gap:0.75rem;padding:1rem;background:var(--green-dim);border-radius:var(--radius)}.form-success svg{flex-shrink:0;margin-top:0.125rem}.form-success p{font-size:0.875rem;color:var(--fg)}.settings-loading{text-align:center;padding:2rem;color:var(--fg-muted);font-size:0.875rem}.settings-loading .btn-sm{margin-left:0.5rem}.settings-card-content{overflow-x:auto;-webkit-overflow-scrolling:touch}.settings-table{width:100%;min-width:500px;font-size:0.8125rem}.settings-table th{text-align:left;font-size:0.6875rem;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;color:var(--fg-muted);padding:0.5rem 0.75rem;border-bottom:2px solid var(--border)}.settings-table td{padding:0.625rem 0.75rem;border-bottom:1px solid var(--border);color:var(--fg-secondary)}.settings-table tr:last-child td{border-bottom:none}.settings-table th{cursor:pointer;user-select:none;white-space:nowrap}.settings-table th::after{content:'';display:inline-block;width:0.75em;margin-left:0.25em}.settings-table th.sort-asc::after{content:'\25B2';font-size:0.6em;vertical-align:middle}.settings-table th.sort-desc::after{content:'\25BC';font-size:0.6em;vertical-align:middle}.user-cell{display:flex;flex-direction:column}.user-cell-name{font-weight:500;color:var(--fg)}.user-cell-email{font-size:0.8125rem;color:var(--fg-muted)}.settings-sidebar-toggle{display:none;position:fixed;bottom:1.5rem;right:1.5rem;z-index:40;width:3rem;height:3rem;background:var(--green);color:#fff;border-radius:50%;box-shadow:var(--shadow-lg);align-items:center;justify-content:center}.form-error{color:#c0392b;font-size:0.875rem;margin-top:0.75rem;padding:0.5rem 0.75rem;background:rgba(192,57,43,0.08);border-radius:var(--radius)}.btn-sm{padding:0.35rem 0.75rem;font-size:0.8rem}.breadcrumbs{display:flex;flex-wrap:wrap;gap:0.25rem;font-size:0.85rem;color:var(--fg-muted);margin-bottom:1.25rem}.breadcrumbs a{color:var(--blue);text-decoration:none}.breadcrumbs a:hover{text-decoration:underline}.breadcrumbs .breadcrumb-sep{margin:0 0.15rem}.coming-soon-banner{display:flex;align-items:center;gap:0.75rem;padding:1rem 1.25rem;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);margin-top:1.5rem;color:var(--fg-secondary);font-size:0.9rem}.coming-soon-banner svg{flex-shrink:0;color:var(--accent)}.error-code{font-size:6rem;font-weight:800;line-height:1;color:var(--green);margin-bottom:0.5rem}.module-check{display:none;width:18px;height:18px;margin-left:auto;flex-shrink:0;color:var(--green)}.module-item-completed .module-check{display:block}.module-item-completed .module-lock{display:none}.module-lock.status-not-started{color:var(--fg-muted);font-weight:500}.module-lock.status-in-progress{color:var(--accent);font-weight:600}.module-lock.status-completed{color:var(--green);font-weight:600}.btn-completed{background:var(--bg-surface);color:var(--green);border:2px solid var(--green);cursor:default}.cert-progress-bar{width:100%;height:8px;background:var(--border);border-radius:4px;margin:1rem 0 0.5rem;overflow:hidden}.cert-progress-fill{height:100%;background:var(--green);border-radius:4px;transition:width 0.3s ease}.cert-progress-text{font-size:0.85rem;color:var(--fg-secondary);margin-bottom:1.5rem}.exam-history{margin-top:2rem}.exam-history-title{font-size:1rem;font-weight:600;margin-bottom:0.75rem;color:var(--fg)}.exam-history-list{display:flex;flex-direction:column;gap:0.5rem}.exam-history-item{display:flex;justify-content:space-between;align-items:center;padding:0.75rem 1rem;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);font-size:0.875rem}.exam-history-score{font-weight:600}.exam-history-pass{color:var(--green)}.exam-history-fail{color:#c0392b}.exam-history-date{color:var(--fg-muted);font-size:0.8rem}.exam-history-empty{color:var(--fg-muted);font-size:0.875rem;font-style:italic}@media (min-width:640px){.container{padding:0 2rem}.container-narrow{padding:0 2rem}.hero{padding:8rem 0 5rem}.hero h1{font-size:2rem}.hero-shield{height:7rem}}@media (min-width:768px){.nav-links{display:flex}.mobile-toggle{display:none}.nav-logo img{height:4.5rem}.hero h1{font-size:2.15rem}.hero-shield{height:8rem}}@media (min-width:1024px){.hero h1{font-size:2.4rem}.hero-shield{height:9rem}}@media (max-width:767px){.card-grid{grid-template-columns:1fr}.card-grid-2{grid-template-columns:1fr}.values-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:2rem}.stats-grid{gap:2rem}.stat-divider{display:none}h1{font-size:2rem}h2{font-size:1.5rem}.hero{padding:5rem 0 3rem}.hero-heading{flex-direction:column;gap:1rem}.hero h1{text-align:center}.section{padding:3.5rem 0}.section-alt{padding:3.5rem 0}.settings-layout{grid-template-columns:1fr}.settings-sidebar{display:none;position:fixed;top:var(--nav-height);left:0;right:0;height:auto;max-height:60vh;z-index:40;border-right:none;border-bottom:1px solid var(--border);box-shadow:var(--shadow-lg)}.settings-sidebar.open{display:block}.settings-sidebar-toggle{display:flex}.settings-main{padding:1.5rem}}@media (min-width:768px) and (max-width:1023px){.card-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}