/*!/wp-content/themes/astra-child/css/snowpro-50day.css*/:root{--sf-bg:#0a0b14;--sf-bg-alt:#0F1729;--sf-surface:#151E30;--sf-surface-hover:#1A2540;--sf-border:#1E2D45;--sf-border-light:#2A3B55;--sf-text:#E2E8F0;--sf-text-bright:#F8FAFC;--sf-muted:#8892A8;--sf-cyan:#29B5E8;--sf-cyan-glow:rgba(41,181,232,0.15);--sf-cyan-dim:rgba(41,181,232,0.08);--sf-blue:#3B82F6;--sf-green:#34D399;--sf-orange:#FB923C;--sf-red:#F87171;--sf-purple:#A78BFA;--sf-yellow:#FBBF24;--sf-teal:#2DD4BF;--sf-font:'Plus Jakarta Sans', sans-serif;--sf-mono:'JetBrains Mono', monospace;--sf-d1:#38BDF8;--sf-d2:#FB923C;--sf-d3:#4ADE80;--sf-d4:#F43F5E;--sf-d5:#C084FC;--sf-dr:#FACC15;--sf-dm:#2DD4BF}body.sf50-active{font-family:var(--sf-font);background:var(--sf-bg);color:var(--sf-text);-webkit-font-smoothing:antialiased;overflow-x:hidden}body.sf50-active .sf50-page-wrap *,body.sf50-active .sf50-page-wrap *::before,body.sf50-active .sf50-page-wrap *::after{box-sizing:border-box}body.sf50-active .sf50-page-wrap a{text-decoration:none;color:inherit}body.sf50-active .site-content{padding-top:0!important;padding-bottom:0!important}body.sf50-active .ast-container,body.sf50-active .ast-full-width-layout .ast-container{max-width:100%!important;padding-left:0!important;padding-right:0!important}body.sf50-active #primary{padding:0!important;margin:0!important;max-width:100%!important}body.sf50-active .entry-content{margin:0!important}body.sf50-active .site-header,body.sf50-active .ast-above-header,body.sf50-active .ast-below-header,body.sf50-active #ast-desktop-header,body.sf50-active #ast-mobile-header,body.sf50-active .site-footer,body.sf50-active .ast-footer-overlay,body.sf50-active .ast-small-footer,body.sf50-active #colophon,body.sf50-active .entry-header,body.sf50-active .ast-single-post-title,body.sf50-active .post-navigation{display:none!important}body.sf50-active .sf50-section-body h3{font-size:17px!important;font-weight:700!important;color:var(--sf-cyan)!important;margin:0!important;padding:40px 0 14px!important;line-height:1.4!important;border-top:1px dashed var(--sf-border)!important}body.sf50-active .sf50-section-body h3:first-child{padding-top:0!important;border-top:none!important}body.sf50-active .sf50-section-body a{color:var(--sf-cyan)!important;text-decoration:none!important}body.sf50-active .sf50-section-body a:hover{color:var(--sf-text-bright)!important;text-decoration:none!important}body.sf50-active .sf50-section-body strong{color:var(--sf-text-bright)!important;font-weight:700!important}body.sf50-active .sf50-section-body em{color:var(--sf-muted)!important;font-style:italic!important}body.sf50-active .sf50-page-wrap a{text-decoration:none!important}body.sf50-active .sf50-page-wrap h1,body.sf50-active .sf50-page-wrap h2,body.sf50-active .sf50-page-wrap h4,body.sf50-active .sf50-page-wrap h5,body.sf50-active .sf50-page-wrap h6{color:var(--sf-text-bright)!important;font-family:var(--sf-font)!important;margin-top:0!important}body.sf50-active .sf50-page-wrap h3{color:var(--sf-cyan)!important;font-family:var(--sf-font)!important;margin-top:0!important}body.sf50-active .sf50-section-header h2{font-size:24px!important;font-weight:700!important;color:var(--sf-text-bright)!important;margin:0!important;padding:0!important;line-height:1.3!important}body.sf50-active .sf50-hero-title{color:var(--sf-text-bright)!important}body.sf50-active .sf50-tq.sf50-tq--hidden{display:none!important}.sf50-hero{position:relative;padding:80px 24px 60px;text-align:center;background-color:#0B1120;background-size:40px 40px,40px 40px,100% 100%;background-image:linear-gradient(rgb(99 102 241 / .03) 1px,transparent 1px),linear-gradient(90deg,rgb(99 102 241 / .03) 1px,transparent 1px);border-bottom:1px solid rgb(99 102 241 / .1);margin-bottom:64px;overflow:hidden}.sf50-hero::before{content:'';position:absolute;top:-50%;left:50%;transform:translateX(-50%);width:800px;height:800px;background:radial-gradient(circle,rgb(41 181 232 / .08),transparent 70%);pointer-events:none}.sf50-hero-badge{display:inline-block;padding:6px 16px;border-radius:20px;background:var(--sf-cyan-dim);border:1px solid rgb(41 181 232 / .25);color:var(--sf-cyan);font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:24px}.sf50-hero-title{font-size:clamp(32px, 5vw, 56px)!important;font-weight:800!important;color:var(--sf-text-bright)!important;line-height:1.15!important;margin:0 0 20px!important;letter-spacing:-1px!important}.sf50-title-accent{background:linear-gradient(135deg,var(--sf-cyan),var(--sf-blue));-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.sf50-title-thin{display:block;font-weight:500;font-size:.6em;color:var(--sf-muted);-webkit-text-fill-color:var(--sf-muted)}.sf50-hero-sub{max-width:600px;margin:0 auto 40px;font-size:17px;color:var(--sf-muted);line-height:1.6}.sf50-hero-author{display:inline-flex;align-items:center;gap:14px;margin-top:8px;padding:10px 24px 10px 10px;background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:48px;text-decoration:none!important;transition:all 0.2s;cursor:pointer;font-family:var(--sf-font);outline:none}.sf50-hero-author:hover{background:var(--sf-surface-hover);border-color:var(--sf-cyan);transform:translateY(-1px);box-shadow:0 4px 20px rgb(0 0 0 / .3)}.sf50-hero-author-photo{width:44px;height:44px;border-radius:50%;object-fit:cover;border:2px solid var(--sf-border-light);flex-shrink:0}.sf50-hero-author-info{display:flex;flex-direction:column;gap:1px}.sf50-hero-author-label{font-size:11px;font-weight:600;color:var(--sf-muted);text-transform:uppercase;letter-spacing:1px;line-height:1}.sf50-hero-author-name{font-size:15px;font-weight:700;color:var(--sf-text-bright);line-height:1.3}.sf50-hero-author:hover .sf50-hero-author-name{color:var(--sf-cyan)}.sf50-hero-author-row{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}.sf50-linkedin-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;background:#0A66C2!important;color:#FFFFFF!important;border:none!important;border-radius:48px;font-family:var(--sf-font)!important;font-size:14px!important;font-weight:700!important;text-decoration:none!important;letter-spacing:.2px;transition:all 0.2s;cursor:pointer}.sf50-linkedin-btn:hover{background:#004182!important;color:#FFFFFF!important;transform:translateY(-1px);box-shadow:0 4px 16px rgb(10 102 194 / .4)}.sf50-linkedin-icon{width:18px;height:18px;flex-shrink:0}@media (max-width:480px){.sf50-hero-author-row{flex-direction:column;gap:12px}.sf50-linkedin-btn{font-size:13px!important;padding:10px 20px}}.sf50-modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgb(0 0 0 / .7);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:1000;align-items:center;justify-content:center;padding:24px}.sf50-modal-overlay.sf50-modal-open{display:flex;animation:sf50ModalFadeIn 0.25s ease}@keyframes sf50ModalFadeIn{from{opacity:0}to{opacity:1}}.sf50-modal{background:var(--sf-bg-alt);border:1px solid var(--sf-border);border-radius:16px;padding:40px 36px;max-width:420px;width:100%;text-align:center;position:relative;box-shadow:0 24px 64px rgb(0 0 0 / .5);animation:sf50ModalSlideUp 0.3s ease}@keyframes sf50ModalSlideUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.sf50-modal-close{position:absolute;top:14px;right:16px;background:none!important;border:none!important;color:var(--sf-muted)!important;font-size:18px;cursor:pointer;padding:4px 8px;border-radius:6px;transition:all 0.15s;line-height:1}.sf50-modal-close:hover{color:var(--sf-text-bright)!important;background:var(--sf-surface)!important}.sf50-modal-photo{width:80px;height:80px;border-radius:50%;object-fit:cover;border:3px solid var(--sf-border-light);margin-bottom:16px}.sf50-modal-name{font-family:var(--sf-font)!important;font-size:22px!important;font-weight:800!important;color:var(--sf-text-bright)!important;margin:0 0 10px!important}.sf50-modal-cert{display:inline-block;font-family:var(--sf-font)!important;font-size:13px!important;font-weight:700!important;color:var(--sf-cyan)!important;background:var(--sf-cyan-dim)!important;border:1px solid rgb(41 181 232 / .25);padding:6px 16px;border-radius:20px;margin-bottom:20px;letter-spacing:.3px}.sf50-modal-bio{font-family:var(--sf-font)!important;font-size:14px!important;line-height:1.75!important;color:var(--sf-text)!important;margin:0 0 20px!important;text-align:left}.sf50-modal-linkedin{display:inline-flex;align-items:center;gap:8px;font-family:var(--sf-font)!important;font-size:13px!important;font-weight:600!important;color:#0A66C2!important;text-decoration:none!important;padding:8px 16px;border-radius:8px;background:rgb(10 102 194 / .08);transition:all 0.15s}.sf50-modal-linkedin:hover{background:rgb(10 102 194 / .15)!important;color:#0A66C2!important}.sf50-modal-linkedin svg{flex-shrink:0}@media (max-width:480px){.sf50-modal{padding:32px 24px}.sf50-modal-name{font-size:20px!important}.sf50-modal-bio{font-size:13px!important}}.sf50-progress-section{max-width:100%;margin:40px auto 20px;padding:0 80px}.sf50-progress-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.sf50-progress-label{font-size:11px;font-weight:700;color:var(--sf-muted);letter-spacing:2px;text-transform:uppercase}.sf50-progress-count{font-size:14px;color:var(--sf-cyan);font-weight:600}.sf50-progress-bar{width:100%;height:8px;background:var(--sf-surface);border-radius:4px;overflow:hidden;border:1px solid var(--sf-border)}.sf50-progress-fill{height:100%;background:linear-gradient(90deg,var(--sf-cyan),var(--sf-blue));border-radius:4px;box-shadow:0 0 12px rgb(41 181 232 / .4);transition:width 0.5s ease}.sf50-legend{max-width:100%;margin:30px auto 40px;padding:0 80px;display:flex;flex-wrap:wrap;gap:16px 24px}.sf50-legend-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--sf-muted)}.sf50-legend-item em{color:var(--sf-text);font-style:normal;font-weight:600}.sf50-legend-dot{width:12px;height:12px;border-radius:3px;flex-shrink:0}.sf50-legend-dot.d1{background:var(--sf-d1)}.sf50-legend-dot.d2{background:var(--sf-d2)}.sf50-legend-dot.d3{background:var(--sf-d3)}.sf50-legend-dot.d4{background:var(--sf-d4)}.sf50-legend-dot.d5{background:var(--sf-d5)}.sf50-legend-dot.dr{background:var(--sf-dr)}.sf50-grid{max-width:100%;margin:0 auto;padding:0 80px 60px;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}.sf50-week-label{grid-column:1 / -1;font-size:13px;font-weight:700;color:var(--sf-muted);text-transform:uppercase;letter-spacing:2px;padding:24px 0 8px;border-bottom:1px solid var(--sf-border)}.sf50-day-card{position:relative;display:block;background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:10px;padding:16px;transition:all 0.25s;cursor:pointer}.sf50-day-card:hover{background:var(--sf-surface-hover);transform:translateY(-2px);box-shadow:0 8px 24px rgb(0 0 0 / .3)}.d1-bg{border-top:3px solid var(--sf-d1)}.d2-bg{border-top:3px solid var(--sf-d2)}.d3-bg{border-top:3px solid var(--sf-d3)}.d4-bg{border-top:3px solid var(--sf-d4)}.d5-bg{border-top:3px solid var(--sf-d5)}.dr-bg{border-top:3px solid var(--sf-dr)}.dm-bg{border-top:3px solid var(--sf-dm)}.sf50-day-num{font-family:var(--sf-mono);font-size:28px;font-weight:700;color:var(--sf-border-light);margin-bottom:8px}.sf50-day-title{font-size:15px;font-weight:700;color:var(--sf-text-bright);margin-bottom:8px;line-height:1.3}.sf50-day-tag{display:inline-block;font-size:11px;font-weight:600;color:var(--sf-muted);background:rgb(255 255 255 / .04);padding:3px 10px;border-radius:12px;margin-bottom:12px}.sf50-day-link{display:block;font-size:13px;font-weight:600;color:var(--sf-cyan)}.sf50-day-check{position:absolute;top:12px;right:12px}.sf50-check-input{appearance:none;-webkit-appearance:none;width:18px;height:18px;border-radius:4px;cursor:pointer;background-color:#1e3a55;transition:all 0.2s ease}.sf50-check-input:checked{background-color:var(--sf-cyan);;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M13.485 1.929L5.457 9.957 2.515 7.015 1.1 8.43l4.357 4.357 9.443-9.443-1.415-1.415z'/%3E%3C/svg%3E");background-size:12px;background-repeat:no-repeat;background-position:center}.sf50-day-wrapper{display:flex;min-height:100vh;width:100%;transition:all 0.3s ease}.sf50-day-content{flex:1;min-width:0;padding:0 80px 60px 56px;margin:0 auto}.sf50-day-topbar{display:flex;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--sf-border);margin-bottom:12px}.sf50-back-link{font-size:14px;color:var(--sf-cyan);font-weight:600;white-space:nowrap}.sf50-day-progress-mini{flex:1;height:4px;background:var(--sf-surface);border-radius:2px;overflow:hidden}.sf50-day-progress-mini-fill{height:100%;background:linear-gradient(90deg,var(--sf-cyan),var(--sf-blue));border-radius:2px}.sf50-day-progress-text{font-size:13px;color:var(--sf-muted);font-weight:600;white-space:nowrap}.sf50-day-header{padding:24px 0 20px;border-left:4px solid var(--sf-d1);padding-left:16px}.sf50-day-header-meta{display:flex;gap:12px;margin-bottom:12px;flex-wrap:wrap}.sf50-day-domain-badge{display:inline-block;padding:5px 14px;border-radius:6px;font-size:12px;font-weight:700;background:rgb(41 181 232 / .12);color:var(--sf-d1)}.sf50-day-week-badge{padding:5px 14px;border-radius:6px;font-size:12px;font-weight:600;background:rgb(255 255 255 / .04);color:var(--sf-muted)}.sf50-day-header-num{font-family:var(--sf-mono)!important;font-size:14px!important;font-weight:600!important;color:var(--sf-muted)!important;letter-spacing:3px!important;margin-bottom:6px!important}.sf50-day-header-title{font-size:clamp(26px, 3.5vw, 36px)!important;font-weight:800!important;color:var(--sf-text-bright)!important;margin:0!important;line-height:1.2!important;letter-spacing:-0.5px!important}.sf50-day-intro{font-size:17px;color:var(--sf-muted);line-height:1.7;margin-top:8px;border-left:3px solid var(--sf-border-light);padding-left:16px}.sf50-nav-hamburger{display:none;position:fixed;bottom:24px;left:24px;z-index:200;width:48px;height:48px;border:1px solid var(--sf-border-light);border-radius:12px;background:var(--sf-surface);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;box-shadow:0 4px 20px rgb(0 0 0 / .4)}.sf50-nav-hamburger span{display:block;width:20px;height:2px;background:var(--sf-cyan);border-radius:2px}.sf50-nav-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgb(0 0 0 / .6);z-index:299;opacity:0;transition:opacity 0.3s}.sf50-nav-overlay-show{display:block;opacity:1}.sf50-day-nav-sidebar{width:300px;flex-shrink:0;background:var(--sf-bg-alt);border-right:1px solid var(--sf-border);position:relative;transition:width 0.3s ease}.sf50-nav-sidebar-inner{position:sticky;top:0;max-height:100vh;overflow-y:auto;padding:24px 12px 64px 12px;scrollbar-width:thin;scrollbar-color:var(--sf-border) #fff0}.admin-bar .sf50-nav-sidebar-inner{top:32px;max-height:calc(100vh - 32px)}@media (max-width:782px){.admin-bar .sf50-nav-sidebar-inner{top:46px;max-height:calc(100vh - 46px)}}.sf50-nav-sidebar-inner::-webkit-scrollbar{width:4px}.sf50-nav-sidebar-inner::-webkit-scrollbar-thumb{background:var(--sf-border);border-radius:2px}.sf50-nav-collapse{display:none!important}.sf50-collapse-icon{display:none!important}.sf50-navsb-progress{padding:0 16px 20px;border-bottom:1px solid var(--sf-border);margin-bottom:20px}.sf50-navsb-progress-label{font-size:12px;font-weight:600;color:var(--sf-cyan);margin-bottom:10px}.sf50-navsb-progress-bar{height:5px;background:var(--sf-surface);border-radius:3px;overflow:hidden}.sf50-navsb-progress-fill{height:100%;background:linear-gradient(90deg,var(--sf-cyan),var(--sf-blue));border-radius:3px}.sf50-navsb-title{font-size:11px;font-weight:700;color:var(--sf-muted);letter-spacing:2px;text-transform:uppercase;padding:4px 16px;margin-bottom:12px}.sf50-navsb-divider{height:1px;background:var(--sf-border);margin:20px 12px}.sf50-navsb-week{border-bottom:1px solid rgb(30 45 69 / .5)}.sf50-navsb-week-toggle{width:100%;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:none;border:none;color:var(--sf-text);font-family:var(--sf-font);font-size:14px;font-weight:600;cursor:pointer;transition:background 0.15s}.sf50-navsb-week-toggle:hover{background:rgb(255 255 255 / .03)}.sf50-navsb-arrow{font-size:12px;color:var(--sf-muted);transition:transform 0.2s}.sf50-navsb-week-active .sf50-navsb-arrow{transform:rotate(90deg)}.sf50-navsb-week-content{max-height:0;overflow:hidden;transition:max-height 0.3s ease}.sf50-navsb-week-content.sf50-navsb-week-open{max-height:500px}.sf50-navsb-day{display:block;font-size:13px;color:var(--sf-muted);text-decoration:none;padding:8px 16px 8px 28px;border-left:2px solid #fff0;transition:all 0.15s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.4}.sf50-navsb-day:hover{color:var(--sf-text-bright);background:rgb(255 255 255 / .04);border-radius:0 6px 6px 0}.sf50-navsb-d1{border-left-color:var(--sf-d1)}.sf50-navsb-d2{border-left-color:var(--sf-d2)}.sf50-navsb-d3{border-left-color:var(--sf-d3)}.sf50-navsb-d4{border-left-color:var(--sf-d4)}.sf50-navsb-d5{border-left-color:var(--sf-d5)}.sf50-navsb-dr{border-left-color:var(--sf-dr)}.sf50-navsb-dm{border-left-color:var(--sf-dm)}.sf50-navsb-day-active{color:var(--sf-text-bright)!important;background:var(--sf-cyan-dim);font-weight:600;border-radius:0 6px 6px 0}.sf50-navsb-page-links{display:flex;flex-direction:column;gap:4px;padding:0 8px;margin-bottom:12px}.sf50-sidebar-link{font-size:14px;color:var(--sf-muted);padding:8px 14px;border-radius:6px;transition:all 0.15s}.sf50-sidebar-link:hover{color:var(--sf-text-bright);background:var(--sf-surface)}.sf50-section{margin-bottom:56px;padding-bottom:56px;border-bottom:1px solid var(--sf-border)}.sf50-section:last-child{border-bottom:none;padding-bottom:0;margin-bottom:40px}.sf50-section-header{display:flex;align-items:center;gap:12px;margin-bottom:24px}.sf50-section-header h2{font-size:24px!important;font-weight:700!important;color:var(--sf-text-bright)!important;margin:0!important;padding:0!important;line-height:1.3!important}.sf50-section-body{color:var(--sf-text);font-size:15px;line-height:1.85}.sf50-section-body p{margin:0 0 18px}.sf50-cheatsheet{background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:10px;padding:24px}.sf50-table{width:100%!important;border-collapse:collapse!important;border-spacing:0!important;margin:12px 0!important;font-size:14px!important;background:transparent!important;border:none!important;table-layout:auto!important}.sf50-table thead{background:transparent!important}.sf50-table tbody{background:transparent!important}.sf50-table tr{background:transparent!important;border:none!important}.sf50-table tr:nth-child(even){background:transparent!important}.sf50-table tr:hover{background:rgb(255 255 255 / .02)!important}.sf50-table th{background:rgb(41 181 232 / .08)!important;color:var(--sf-cyan)!important;font-family:var(--sf-font)!important;font-weight:700!important;font-size:14px!important;text-align:left!important;vertical-align:middle!important;padding:10px 14px!important;border:none!important;border-bottom:2px solid var(--sf-border)!important;border-top:none!important;border-left:none!important;border-right:none!important;line-height:1.5!important;white-space:nowrap!important}.sf50-table td{font-family:var(--sf-font)!important;font-size:14px!important;padding:8px 14px!important;border:none!important;border-bottom:1px solid var(--sf-border)!important;border-top:none!important;border-left:none!important;border-right:none!important;color:var(--sf-text)!important;background:transparent!important;text-align:left!important;vertical-align:top!important;line-height:1.6!important}.sf50-table tr:last-child td{border-bottom:none!important}.sf50-exam-tip-box{background:linear-gradient(135deg,rgb(41 181 232 / .06),rgb(59 130 246 / .04));border:1px solid rgb(41 181 232 / .2);border-radius:10px;padding:24px 28px}.sf50-exam-tip-label{font-size:13px!important;font-weight:800!important;color:var(--sf-cyan)!important;letter-spacing:1px!important;text-transform:uppercase!important;margin-bottom:12px!important}.sf50-exam-tip-box p{margin:0;font-size:15px;line-height:1.8}.sf50-handson{background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:10px;padding:24px}.sf50-handson-prereq{font-size:13px;color:var(--sf-muted);background:rgb(255 255 255 / .03);border-radius:6px;padding:12px 16px;margin-bottom:20px;border:1px solid var(--sf-border)}.sf50-lab-step{display:flex;gap:14px;margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--sf-border)}.sf50-lab-step:last-child{border-bottom:none;padding-bottom:0;margin-bottom:0}.sf50-lab-step-num{width:30px;height:30px;border-radius:50%;background:var(--sf-cyan-dim);border:1px solid rgb(41 181 232 / .3);color:var(--sf-cyan);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sf50-lab-step-content{flex:1;min-width:0}.sf50-lab-step-content p{margin:0 0 10px;font-size:14px}.sf50-code-block{background:#0D1117!important;border:1px solid var(--sf-border)!important;border-radius:8px!important;overflow:hidden!important;margin:10px 0!important;padding:0!important}.sf50-code-header{display:flex!important;justify-content:space-between!important;align-items:center!important;padding:6px 12px!important;background:rgb(255 255 255 / .03)!important;border-bottom:1px solid var(--sf-border)!important;border-top:none!important;border-left:none!important;border-right:none!important}.sf50-code-lang{font-family:var(--sf-mono)!important;font-size:11px!important;font-weight:600!important;color:var(--sf-muted)!important;text-transform:uppercase!important;letter-spacing:1px!important}.sf50-code-copy{background:none!important;border:1px solid var(--sf-border)!important;color:var(--sf-muted)!important;font-size:11px!important;padding:2px 8px!important;border-radius:4px!important;cursor:pointer;font-family:var(--sf-font)!important;transition:all 0.15s}.sf50-code-copy:hover{border-color:var(--sf-cyan)!important;color:var(--sf-cyan)!important}.sf50-code-block pre{margin:0!important;padding:14px!important;overflow-x:auto;background:#0D1117!important;border:none!important;border-radius:0!important;color:#E6EDF3!important;font-family:var(--sf-mono)!important;font-size:13px!important;line-height:1.6!important}.sf50-code-block code{font-family:var(--sf-mono)!important;font-size:13px!important;line-height:1.6!important;color:#E6EDF3!important;background:transparent!important;padding:0!important;border:none!important;border-radius:0!important}.sf50-lab-observe{font-size:13px;color:var(--sf-green);background:rgb(52 211 153 / .06);padding:8px 12px;border-radius:6px;border:1px solid rgb(52 211 153 / .15);margin-top:8px}.sf50-docs-intro{font-size:13px;color:var(--sf-muted);margin:0 0 14px}.sf50-docs-grid{display:grid;grid-template-columns:1fr;gap:12px}.sf50-doc-card{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:10px;transition:all 0.2s}.sf50-doc-card:hover{background:var(--sf-surface-hover);border-color:var(--sf-cyan);transform:translateX(4px)}.sf50-doc-card-icon{font-size:22px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--sf-cyan-dim);border:1px solid rgb(41 181 232 / .2);border-radius:8px;flex-shrink:0}.sf50-doc-card-body{flex:1;min-width:0}.sf50-doc-card-title{font-size:14px;font-weight:700;color:var(--sf-text-bright);margin-bottom:2px}.sf50-doc-card-url{font-size:11px;color:var(--sf-muted);font-family:var(--sf-mono)}.sf50-doc-card-arrow{font-size:16px;color:var(--sf-muted);flex-shrink:0}.sf50-doc-card:hover .sf50-doc-card-arrow{color:var(--sf-cyan)}.sf50-refs-list{display:flex;flex-direction:column;gap:12px}.sf50-ref-item{display:block;padding:14px 18px;background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:8px;transition:all 0.2s}.sf50-ref-item:hover{background:var(--sf-surface-hover);transform:translateX(4px)}.sf50-ref-meta{display:flex;align-items:center;gap:10px;margin-bottom:4px}.sf50-ref-type{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:2px 8px;border-radius:4px}.sf50-ref-blog{background:rgb(52 211 153 / .12);color:var(--sf-green)}.sf50-ref-video{background:rgb(248 113 113 / .12);color:var(--sf-red)}.sf50-ref-article{background:rgb(59 130 246 / .12);color:var(--sf-blue)}.sf50-ref-course{background:rgb(167 139 250 / .12);color:var(--sf-purple)}.sf50-ref-guide{background:rgb(251 146 60 / .12);color:var(--sf-orange)}.sf50-ref-source{font-size:11px;color:var(--sf-muted);font-family:var(--sf-mono)}.sf50-ref-title{font-size:14px;font-weight:600;color:var(--sf-text);line-height:1.4}.sf50-ref-item:hover .sf50-ref-title{color:var(--sf-text-bright)}.sf50-accordion{margin-bottom:14px;border:1px solid var(--sf-border);border-radius:8px;overflow:hidden}.sf50-accordion-trigger{width:100%;display:flex;justify-content:space-between;align-items:center;padding:14px 18px;background:var(--sf-surface);border:none;color:var(--sf-text);font-family:var(--sf-font);font-size:14px;font-weight:600;text-align:left;cursor:pointer}.sf50-accordion-trigger:hover{background:var(--sf-surface-hover)}.sf50-accordion-arrow{color:var(--sf-muted);transition:transform 0.25s;font-size:16px}.sf50-accordion-active .sf50-accordion-arrow{transform:rotate(90deg)}.sf50-accordion-content{max-height:0;overflow:hidden;transition:max-height 0.3s ease}.sf50-accordion-content.sf50-accordion-open{max-height:600px}.sf50-accordion-answer{padding:14px 18px;background:rgb(41 181 232 / .04);border-top:1px solid var(--sf-border)}.sf50-answer-badge{display:inline-block;font-weight:700;color:var(--sf-green);margin-bottom:6px}.sf50-recap-box{background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:10px;padding:24px 28px;border-left:4px solid var(--sf-cyan)}.sf50-recap-label{font-size:13px!important;font-weight:700!important;color:var(--sf-cyan)!important;letter-spacing:1px!important;text-transform:uppercase!important;margin-bottom:12px!important}.sf50-recap-box p{margin:0 0 10px;font-size:14px;line-height:1.8}.sf50-recap-box p:last-child{margin-bottom:0}.sf50-day-nav{display:flex;justify-content:space-between;gap:10px;margin:40px 0 24px;padding-top:24px}.sf50-day-nav-btn{padding:10px 18px;font-size:13px;font-weight:600;border-radius:8px;border:1px solid var(--sf-border);color:var(--sf-text);transition:all 0.15s;display:inline-block}.sf50-day-nav-btn:hover{background:var(--sf-surface);border-color:var(--sf-cyan);color:var(--sf-cyan)}.sf50-nav-next{background:var(--sf-cyan-dim);border-color:rgb(41 181 232 / .3);color:var(--sf-cyan)}@media (max-width:1024px){.sf50-day-content{padding:0 36px 48px}.sf50-day-nav-sidebar{width:260px}}@media (max-width:768px){.sf50-day-wrapper{flex-direction:column}.sf50-day-content{padding:0 16px 40px!important;max-width:100%!important;margin:0!important}.sf50-day-nav-sidebar{position:fixed;top:0;left:-300px;width:280px;height:100vh;z-index:300;transition:left 0.3s ease;overflow:hidden}.sf50-day-nav-sidebar.sf50-nav-open{left:0;box-shadow:8px 0 32px rgb(0 0 0 / .5)}.sf50-nav-sidebar-inner{position:static;max-height:100vh;padding:48px 12px 24px}.sf50-nav-hamburger{display:flex}.sf50-day-header{padding:16px 0 14px;padding-left:12px}.sf50-day-header-title{font-size:22px}.sf50-day-header-num{font-size:12px;letter-spacing:2px}.sf50-day-header-meta{gap:8px}.sf50-day-domain-badge,.sf50-day-week-badge{font-size:11px;padding:4px 10px}.sf50-day-intro{font-size:15px;padding-left:12px;margin-bottom:24px}.sf50-day-topbar{flex-wrap:wrap;gap:8px;padding:12px 0}.sf50-back-link{font-size:13px}.sf50-day-progress-text{font-size:12px}.sf50-section{margin-bottom:36px}.sf50-section-header h2{font-size:20px!important}.sf50-section-body{font-size:14px}.sf50-section-body h3{font-size:15px!important;margin:28px 0 10px!important}.sf50-cheatsheet,.sf50-handson{padding:16px}.sf50-handson-prereq{font-size:12px;padding:10px 12px}.sf50-table{font-size:12px}.sf50-table th,.sf50-table td{padding:6px 8px}.sf50-code-block{margin:8px 0}.sf50-code-block pre{padding:10px;overflow-x:auto;-webkit-overflow-scrolling:touch}.sf50-code-block code{font-size:12px;word-break:break-all;white-space:pre-wrap}.sf50-code-header{padding:5px 10px}.sf50-code-lang{font-size:10px}.sf50-code-copy{font-size:10px;padding:2px 6px}.sf50-lab-step{flex-direction:column;gap:8px}.sf50-lab-step-num{width:26px;height:26px;font-size:12px}.sf50-lab-step-content p{font-size:13px}.sf50-lab-observe{font-size:12px;padding:6px 10px}.sf50-doc-card{padding:12px 14px;gap:10px}.sf50-doc-card-icon{width:36px;height:36px;font-size:18px;border-radius:6px}.sf50-doc-card-title{font-size:13px}.sf50-doc-card-url{font-size:10px}.sf50-ref-item{padding:10px 14px}.sf50-ref-title{font-size:13px}.sf50-ref-type{font-size:9px}.sf50-ref-source{font-size:10px}.sf50-accordion-trigger{padding:12px 14px;font-size:13px}.sf50-accordion-answer{padding:12px 14px}.sf50-accordion-answer p{font-size:13px}.sf50-exam-tip-box{padding:14px 16px}.sf50-exam-tip-box p{font-size:14px}.sf50-exam-tip-label{font-size:12px}.sf50-recap-box{padding:14px 16px}.sf50-recap-box p{font-size:13px}.sf50-day-nav{flex-direction:column;gap:8px;margin:28px 0 20px;padding-top:20px}.sf50-day-nav-btn{padding:10px 16px;font-size:13px;text-align:center}.sf50-hero{padding:48px 16px 36px}.sf50-hero-sub{font-size:15px;margin-bottom:28px}.sf50-hero-author{padding:8px 20px 8px 8px;gap:10px}.sf50-hero-author-photo{width:38px;height:38px}.sf50-hero-author-name{font-size:14px}.sf50-grid{grid-template-columns:1fr;padding:0 16px 40px}.sf50-legend{padding:0 16px;gap:10px 16px}.sf50-legend-item{font-size:12px}.sf50-progress-section{padding:0 16px}}@media (max-width:480px){.sf50-day-content{padding:0 12px 32px!important}.sf50-day-header-title{font-size:22px!important}.sf50-section-header h2{font-size:18px!important}.sf50-section-body h3{font-size:14px!important;margin:24px 0 8px!important}.sf50-code-block code{font-size:11px}.sf50-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.sf50-hero-title{font-size:28px}.sf50-day-nav-sidebar{width:260px}.sf50-doc-card{flex-direction:column;align-items:flex-start;gap:8px}.sf50-doc-card-arrow{display:none}.sf50-section{margin-bottom:32px}}@media (min-width:769px){.sf50-nav-hamburger{display:none!important}.sf50-nav-overlay{display:none!important}}.sf50-site-header{background:#060A14!important;border-bottom:1px solid var(--sf-border)!important;padding:0!important;position:sticky;top:0;z-index:100}.admin-bar .sf50-site-header{top:32px}@media (max-width:782px){.admin-bar .sf50-site-header{top:46px}}.sf50-site-header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 40px;max-width:100%}.sf50-site-logo{font-family:var(--sf-font)!important;font-size:18px!important;font-weight:800!important;color:var(--sf-text-bright)!important;text-decoration:none!important;display:flex;align-items:center;gap:8px;letter-spacing:-.3px}.sf50-site-logo span{background:linear-gradient(135deg,var(--sf-cyan),var(--sf-blue));-webkit-background-clip:text;-webkit-text-fill-color:#fff0;background-clip:text}.sf50-site-nav{display:flex;align-items:center;gap:28px}.sf50-site-nav a{font-family:var(--sf-font)!important;font-size:13px!important;font-weight:600!important;color:var(--sf-muted)!important;text-decoration:none!important;text-transform:uppercase;letter-spacing:.5px;transition:color 0.15s}.sf50-site-nav a:hover{color:var(--sf-cyan)!important}.sf50-site-footer{background:#0d1117;border-top:1px solid rgb(255 255 255 / .07);padding:18px 24px;font-size:13px;color:rgb(255 255 255 / .45)}.sf50-site-footer-inner{display:flex;align-items:center;justify-content:space-between;margin:0 auto;padding:0 40px;flex-wrap:wrap;gap:10px}.sf50-footer-brand{color:rgb(255 255 255 / .55);white-space:nowrap}.sf50-footer-author-link{color:#7dd3fc;text-decoration:none;transition:color 0.2s}.sf50-footer-author-link:hover{color:#38bdf8}.sf50-footer-legal{display:flex;align-items:center;gap:8px;color:rgb(255 255 255 / .4)}.sf50-footer-legal-link{color:rgb(255 255 255 / .5);text-decoration:none;transition:color 0.2s}.sf50-footer-legal-link:hover{color:#7dd3fc}.sf50-footer-dot{opacity:.35;user-select:none}.sf50-footer-disclaimer-trigger{position:relative;cursor:help;color:rgb(255 255 255 / .4);border-bottom:1px dashed rgb(255 255 255 / .25);transition:color 0.2s;white-space:nowrap}.sf50-footer-disclaimer-trigger:hover{color:rgb(255 255 255 / .7)}.sf50-footer-disclaimer-tooltip{visibility:hidden;opacity:0;pointer-events:none;position:absolute;bottom:calc(100% + 10px);left:50%;transform:translateX(-50%);width:300px;white-space:normal;word-wrap:break-word;overflow-wrap:break-word;height:auto;max-height:none;overflow:visible;background:#161b22;border:1px solid rgb(255 255 255 / .1);border-radius:8px;padding:12px 14px;font-size:12px;line-height:1.6;color:rgb(255 255 255 / .6);box-shadow:0 8px 24px rgb(0 0 0 / .5);transition:opacity 0.2s ease,visibility 0.2s ease;z-index:100}.sf50-footer-disclaimer-tooltip::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);border:6px solid #fff0;border-top-color:rgb(255 255 255 / .1)}.sf50-footer-disclaimer-trigger:hover .sf50-footer-disclaimer-tooltip{visibility:visible;opacity:1;pointer-events:auto}.sf50-footer-disclaimer-tooltip a{color:#7dd3fc;text-decoration:none}.sf50-footer-disclaimer-tooltip a:hover{text-decoration:underline}.sf50-footer-meta{color:rgb(255 255 255 / .3);white-space:nowrap;font-size:12px}@media (max-width:768px){.sf50-site-footer-inner{flex-direction:column;align-items:center;text-align:center;gap:8px}.sf50-footer-disclaimer-tooltip{left:auto;right:0;transform:none;width:260px}}@media (max-width:768px){.sf50-site-header-inner{padding:12px 16px}.sf50-site-nav{gap:16px}.sf50-site-nav a{font-size:11px!important}.sf50-site-footer-inner{flex-direction:column;gap:8px;padding:16px;text-align:center}}body.sf50-active .sf50-page-wrap{font-family:var(--sf-font)!important;color:var(--sf-text)!important;line-height:1.6!important}body.sf50-active .sf50-page-wrap p{color:var(--sf-text)!important;font-family:var(--sf-font)!important}body.sf50-active .sf50-section-body{color:var(--sf-text)!important;font-size:15px!important;line-height:1.8!important}body.sf50-active .sf50-section-body p{margin:0 0 14px!important;color:var(--sf-text)!important}body.sf50-active .sf50-doc-card{background:var(--sf-surface)!important;border:1px solid var(--sf-border)!important;border-radius:10px!important;padding:14px 16px!important;color:inherit!important;text-decoration:none!important}body.sf50-active .sf50-doc-card:hover{background:var(--sf-surface-hover)!important;border-color:var(--sf-cyan)!important;transform:translateX(4px)}body.sf50-active .sf50-doc-card-title{font-size:14px!important;font-weight:700!important;color:var(--sf-text-bright)!important}body.sf50-active .sf50-doc-card-url{font-size:11px!important;color:var(--sf-muted)!important;font-family:var(--sf-mono)!important}body.sf50-active .sf50-doc-card-icon{font-size:22px!important;background:var(--sf-cyan-dim)!important;border:1px solid rgb(41 181 232 / .2)!important;border-radius:8px!important}body.sf50-active .sf50-doc-card-arrow{color:var(--sf-muted)!important}body.sf50-active .sf50-doc-card:hover .sf50-doc-card-arrow{color:var(--sf-cyan)!important}body.sf50-active .sf50-docs-intro{font-size:13px!important;color:var(--sf-muted)!important}body.sf50-active .sf50-ref-item{background:var(--sf-surface)!important;border:1px solid var(--sf-border)!important;border-radius:8px!important;padding:12px 16px!important;text-decoration:none!important;color:inherit!important}body.sf50-active .sf50-ref-item:hover{background:var(--sf-surface-hover)!important;transform:translateX(4px)}body.sf50-active .sf50-ref-title{font-size:14px!important;font-weight:600!important;color:var(--sf-text)!important}body.sf50-active .sf50-ref-item:hover .sf50-ref-title{color:var(--sf-text-bright)!important}body.sf50-active .sf50-ref-type{font-size:10px!important;font-weight:700!important;text-transform:uppercase!important;padding:2px 8px!important;border-radius:4px!important}body.sf50-active .sf50-ref-blog{background:rgb(52 211 153 / .12)!important;color:var(--sf-green)!important}body.sf50-active .sf50-ref-video{background:rgb(248 113 113 / .12)!important;color:var(--sf-red)!important}body.sf50-active .sf50-ref-article{background:rgb(59 130 246 / .12)!important;color:var(--sf-blue)!important}body.sf50-active .sf50-ref-course{background:rgb(167 139 250 / .12)!important;color:var(--sf-purple)!important}body.sf50-active .sf50-ref-guide{background:rgb(251 146 60 / .12)!important;color:var(--sf-orange)!important}body.sf50-active .sf50-ref-source{font-size:11px!important;color:var(--sf-muted)!important;font-family:var(--sf-mono)!important}body.sf50-active .sf50-accordion{border:1px solid var(--sf-border)!important;border-radius:8px!important;overflow:hidden!important;margin-bottom:10px!important;background:transparent!important}body.sf50-active .sf50-accordion-trigger{background:var(--sf-surface)!important;color:var(--sf-text)!important;border:none!important;font-family:var(--sf-font)!important;font-size:14px!important;font-weight:600!important;text-align:left!important;padding:14px 18px!important;cursor:pointer!important;width:100%!important}body.sf50-active .sf50-accordion-trigger:hover{background:var(--sf-surface-hover)!important}body.sf50-active .sf50-accordion-arrow{color:var(--sf-muted)!important;font-size:16px!important}body.sf50-active .sf50-accordion-answer{padding:14px 18px!important;background:rgb(41 181 232 / .04)!important;border-top:1px solid var(--sf-border)!important}body.sf50-active .sf50-accordion-answer p{color:var(--sf-text)!important;font-size:14px!important;line-height:1.7!important}body.sf50-active .sf50-answer-badge{color:var(--sf-green)!important;font-weight:700!important}body.sf50-active .sf50-exam-tip-box{background:linear-gradient(135deg,rgb(41 181 232 / .06),rgb(59 130 246 / .04))!important;border:1px solid rgb(41 181 232 / .2)!important;border-radius:10px!important;padding:20px 24px!important}body.sf50-active .sf50-exam-tip-label{font-size:13px!important;font-weight:800!important;color:var(--sf-cyan)!important;text-transform:uppercase!important;letter-spacing:1px!important}body.sf50-active .sf50-exam-tip-box p{font-size:15px!important;line-height:1.7!important;color:var(--sf-text)!important}body.sf50-active .sf50-recap-box{background:var(--sf-surface)!important;border:1px solid var(--sf-border)!important;border-radius:10px!important;padding:20px 24px!important;border-left:4px solid var(--sf-cyan)!important}body.sf50-active .sf50-recap-label{font-size:13px!important;font-weight:700!important;color:var(--sf-cyan)!important;text-transform:uppercase!important;letter-spacing:1px!important}body.sf50-active .sf50-recap-box p{font-size:14px!important;line-height:1.7!important;color:var(--sf-text)!important}body.sf50-active .sf50-cheatsheet{background:var(--sf-surface)!important;border:1px solid var(--sf-border)!important;border-radius:10px!important;padding:20px!important}body.sf50-active .sf50-handson{background:var(--sf-surface)!important;border:1px solid var(--sf-border)!important;border-radius:10px!important;padding:20px!important}body.sf50-active .sf50-handson-prereq{font-size:13px!important;color:var(--sf-muted)!important;background:rgb(255 255 255 / .03)!important;border:1px solid var(--sf-border)!important}body.sf50-active .sf50-lab-observe{font-size:13px!important;color:var(--sf-green)!important;background:rgb(52 211 153 / .06)!important;border:1px solid rgb(52 211 153 / .15)!important}body.sf50-active .sf50-code-block{background:#0D1117!important;border:1px solid var(--sf-border)!important;border-radius:8px!important;padding:0!important}body.sf50-active .sf50-code-block pre{margin:0!important;padding:14px!important;background:#0D1117!important;border:none!important;border-radius:0!important;overflow-x:auto!important}body.sf50-active .sf50-code-block code{font-family:var(--sf-mono)!important;font-size:13px!important;line-height:1.6!important;color:#E6EDF3!important;background:transparent!important;padding:0!important;border:none!important;border-radius:0!important}body.sf50-active .sf50-code-header{background:rgb(255 255 255 / .03)!important;border-bottom:1px solid var(--sf-border)!important;padding:6px 12px!important}body.sf50-active .sf50-code-lang{font-family:var(--sf-mono)!important;font-size:11px!important;color:var(--sf-muted)!important}body.sf50-active .sf50-code-copy{background:none!important;border:1px solid var(--sf-border)!important;color:var(--sf-muted)!important;font-size:11px!important}body.sf50-active .sf50-day-intro{font-size:17px!important;color:var(--sf-muted)!important;border-left:3px solid var(--sf-border-light)!important}body.sf50-active .sf50-day-nav-btn{color:var(--sf-text)!important;border:1px solid var(--sf-border)!important;background:transparent!important;text-decoration:none!important}body.sf50-active .sf50-day-nav-btn:hover{background:var(--sf-surface)!important;border-color:var(--sf-cyan)!important;color:var(--sf-cyan)!important}body.sf50-active .sf50-nav-next{background:var(--sf-cyan-dim)!important;border-color:rgb(41 181 232 / .3)!important;color:var(--sf-cyan)!important}body.sf50-active .sf50-navsb-day{color:var(--sf-muted)!important;text-decoration:none!important}body.sf50-active .sf50-navsb-day:hover{color:var(--sf-text-bright)!important}body.sf50-active .sf50-navsb-day-active{color:var(--sf-text-bright)!important;background:var(--sf-cyan-dim)!important}body.sf50-active .sf50-sidebar-link{color:var(--sf-muted)!important;text-decoration:none!important}body.sf50-active .sf50-sidebar-link:hover{color:var(--sf-text-bright)!important;background:var(--sf-surface)!important}body.sf50-active .sf50-back-link{color:var(--sf-cyan)!important;text-decoration:none!important}body.sf50-active .sf50-day-link{color:var(--sf-cyan)!important;text-decoration:none!important}.sf50-ad-break{margin:32px 0}.sf50-ad-break-below{margin-top:-24px;padding-bottom:32px;border-bottom:1px solid var(--sf-border);margin-bottom:42px}.sf50-test-card{--sf-test-accent:var(--sf-cyan);position:relative;display:flex;flex-direction:column;background:linear-gradient(160deg,var(--sf-surface) 60%,rgb(41 181 232 / .04));border:1px solid var(--sf-border);border-radius:10px;padding:16px;transition:all 0.25s;cursor:pointer;text-decoration:none;color:inherit;overflow:hidden}.sf50-test-card:hover{background:linear-gradient(160deg,var(--sf-surface-hover) 60%,rgb(41 181 232 / .08));transform:translateY(-2px);box-shadow:0 8px 24px rgb(0 0 0 / .3)}.sf50-test-card-accent{position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--sf-test-accent),var(--sf-yellow))}.sf50-test-icon{font-size:24px;margin-bottom:8px}.sf50-test-label{font-size:10px;font-weight:800;letter-spacing:2px;text-transform:uppercase;color:var(--sf-yellow);margin-bottom:6px}.sf50-test-title{font-size:15px;font-weight:700;color:var(--sf-text-bright);margin-bottom:8px;line-height:1.3}.sf50-test-meta{display:inline-block;font-size:11px;font-weight:600;color:var(--sf-muted);background:rgb(255 255 255 / .04);padding:3px 10px;border-radius:12px;margin-bottom:12px}.sf50-test-cta{display:block;font-size:13px;font-weight:600;color:var(--sf-yellow)}.sf50-test-badge-header{display:inline-block;font-size:10px;font-weight:800;letter-spacing:1.5px;color:var(--sf-yellow);background:rgb(251 191 36 / .1);padding:4px 12px;border-radius:12px}.sf50-test-controls{display:flex;align-items:center;gap:20px;background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:10px;padding:16px 24px;margin:48px 0 24px;position:sticky;top:0;z-index:50}.sf50-test-progress-wrap{flex:1}.sf50-test-progress-text{font-size:13px;font-weight:600;color:var(--sf-muted);display:block;margin-bottom:6px}.sf50-test-progress-bar{width:100%;height:6px;background:var(--sf-border);border-radius:3px;overflow:hidden}.sf50-test-progress-fill{height:100%;background:var(--sf-cyan);border-radius:3px;transition:width 0.3s ease}.sf50-test-submit-btn{padding:10px 28px;background:var(--sf-cyan);color:#0B1120;font-family:var(--sf-font);font-size:14px;font-weight:700;border:none;border-radius:8px;cursor:pointer;white-space:nowrap;transition:all 0.2s}.sf50-test-submit-btn:hover:not(:disabled){background:#3DC5F5;transform:translateY(-1px)}.sf50-test-submit-btn:disabled{opacity:.35;cursor:not-allowed}.sf50-stepper{display:flex;gap:6px;padding:14px 4px;margin-bottom:8px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.sf50-stepper::-webkit-scrollbar{display:none}.sf50-stepper-pill{flex-shrink:0;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:8px;color:var(--sf-muted);font-family:var(--sf-mono);font-size:12px;font-weight:600;cursor:pointer;transition:all 0.2s}.sf50-stepper-pill:hover{background:var(--sf-surface-hover);border-color:var(--sf-border-light)}.sf50-stepper-active{background:var(--sf-cyan-dim);border-color:var(--sf-cyan);color:var(--sf-cyan)}.sf50-stepper-answered{background:rgb(41 181 232 / .12);border-color:rgb(41 181 232 / .3);color:var(--sf-cyan)}.sf50-stepper-correct{background:rgb(52 211 153 / .12);border-color:rgb(52 211 153 / .4);color:var(--sf-green)}.sf50-stepper-wrong{background:rgb(248 113 113 / .12);border-color:rgb(248 113 113 / .4);color:var(--sf-red)}.sf50-test-qnav{display:flex;align-items:center;justify-content:space-between;padding:16px 0 8px;margin-bottom:16px}.sf50-test-qnav-btn{padding:10px 24px;background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:8px;color:var(--sf-text);font-family:var(--sf-font);font-size:14px;font-weight:600;cursor:pointer;transition:all 0.2s}.sf50-test-qnav-btn:hover:not(:disabled){background:var(--sf-surface-hover);border-color:var(--sf-border-light)}.sf50-test-qnav-btn:disabled{opacity:.3;cursor:not-allowed}.sf50-test-qnav-next{background:var(--sf-cyan-dim);border-color:rgb(41 181 232 / .2);color:var(--sf-cyan)}.sf50-test-qnav-next:hover:not(:disabled){background:rgb(41 181 232 / .12)}.sf50-test-qnav-count{font-size:13px;font-weight:600;color:var(--sf-muted);font-family:var(--sf-mono)}.sf50-test-bottom-submit{text-align:center;padding:8px 0 32px}.sf50-test-submit-bottom{min-width:220px}.sf50-tq{background:var(--sf-surface);border:1px solid var(--sf-border);border-radius:10px;padding:24px;margin-bottom:20px;transition:border-color 0.3s}.sf50-tq-passed{border-color:rgb(52 211 153 / .3)!important}.sf50-tq-failed{border-color:rgb(248 113 113 / .3)!important}.sf50-tq-header{display:flex;align-items:flex-start;gap:14px;margin-bottom:18px}.sf50-tq-num{flex-shrink:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--sf-cyan-dim);color:var(--sf-cyan);font-family:var(--sf-mono);font-size:13px;font-weight:700;border-radius:8px}.sf50-tq-text{font-size:15px;font-weight:600;color:var(--sf-text-bright);line-height:1.5;flex:1}.sf50-tq-multi-hint{display:inline-block;font-size:11px;font-weight:700;color:var(--sf-orange);background:rgb(251 146 60 / .1);padding:2px 10px;border-radius:10px;margin-top:8px}.sf50-tq-options{display:flex;flex-direction:column;gap:10px}.sf50-tq-option{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;background:var(--sf-bg-alt);border:1px solid var(--sf-border);border-radius:8px;cursor:pointer;transition:all 0.2s}.sf50-tq-option:hover{background:var(--sf-surface-hover);border-color:var(--sf-border-light)}.sf50-tq-option-letter{flex-shrink:0;width:26px;height:26px;display:flex;align-items:center;justify-content:center;border:2px solid var(--sf-border-light);border-radius:50%;font-family:var(--sf-mono);font-size:12px;font-weight:700;color:var(--sf-muted);transition:all 0.2s}.sf50-tq-option-text{font-size:14px;color:var(--sf-text);line-height:1.5;flex:1}.sf50-tq-selected{background:rgb(41 181 232 / .06);border-color:var(--sf-cyan)}.sf50-tq-selected .sf50-tq-option-letter{background:var(--sf-cyan);border-color:var(--sf-cyan);color:#0B1120}.sf50-tq-correct{background:rgb(52 211 153 / .06)!important;border-color:var(--sf-green)!important}.sf50-tq-correct .sf50-tq-option-letter{background:var(--sf-green)!important;border-color:var(--sf-green)!important;color:#0B1120!important}.sf50-tq-wrong{background:rgb(248 113 113 / .06)!important;border-color:var(--sf-red)!important}.sf50-tq-wrong .sf50-tq-option-letter{background:var(--sf-red)!important;border-color:var(--sf-red)!important;color:#0B1120!important}.sf50-tq-explanation{display:none;margin-top:18px;padding:16px 18px;background:rgb(41 181 232 / .04);border:1px solid var(--sf-border);border-radius:8px}.sf50-tq-explanation-label{font-size:12px;font-weight:800;letter-spacing:1px;text-transform:uppercase;color:var(--sf-cyan);margin-bottom:8px}.sf50-tq-explanation p{font-size:14px;color:var(--sf-text);line-height:1.7;margin-bottom:6px}.sf50-tq-explanation p:last-child{margin-bottom:0}.sf50-test-results{margin-bottom:32px}.sf50-test-results-inner{text-align:center;background:linear-gradient(135deg,var(--sf-surface),rgb(41 181 232 / .06));border:1px solid var(--sf-border);border-radius:16px;padding:48px 32px}.sf50-test-results-icon{font-size:56px;margin-bottom:16px}.sf50-test-results-score{font-family:var(--sf-mono);font-size:48px;font-weight:700;color:var(--sf-text-bright);margin-bottom:4px}.sf50-test-results-pct{font-size:24px;font-weight:700;color:var(--sf-cyan);margin-bottom:12px}.sf50-test-results-verdict{font-size:16px;color:var(--sf-muted);max-width:500px;margin:0 auto 28px;line-height:1.5}.sf50-test-results-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.sf50-test-review-btn{padding:12px 28px;background:#fff0;color:var(--sf-cyan);border:1px solid var(--sf-cyan);border-radius:8px;font-family:var(--sf-font);font-size:14px;font-weight:700;cursor:pointer;transition:all 0.2s}.sf50-test-review-btn:hover{background:rgb(41 181 232 / .08)}.sf50-test-retake-btn{padding:12px 28px;background:#fff0;color:var(--sf-orange);border:1px solid var(--sf-orange);border-radius:8px;font-family:var(--sf-font);font-size:14px;font-weight:700;cursor:pointer;transition:all 0.2s}.sf50-test-retake-btn:hover{background:rgb(251 146 60 / .08)}.sf50-test-back-btn{display:inline-block;padding:12px 28px;background:var(--sf-cyan);color:#0B1120;border:none;border-radius:8px;font-family:var(--sf-font);font-size:14px;font-weight:700;text-decoration:none;cursor:pointer;transition:all 0.2s}.sf50-test-back-btn:hover{background:#3DC5F5}@media (max-width:1024px){.sf50-stepper-pill{width:34px;height:34px;font-size:11px}}@media (max-width:768px){.sf50-test-controls{flex-direction:column;gap:12px;padding:14px 16px}.sf50-test-submit-btn{width:100%}.sf50-stepper{gap:5px;padding:10px 0}.sf50-stepper-pill{width:30px;height:30px;font-size:10px;border-radius:6px}.sf50-tq{padding:16px}.sf50-tq-header{gap:10px}.sf50-tq-num{width:28px;height:28px;font-size:11px}.sf50-tq-text{font-size:14px}.sf50-tq-option{padding:12px 14px;gap:10px}.sf50-tq-option-letter{width:24px;height:24px;font-size:11px}.sf50-tq-option-text{font-size:13px}.sf50-tq-explanation{padding:14px}.sf50-tq-explanation p{font-size:13px}.sf50-test-qnav{padding:12px 0 4px}.sf50-test-qnav-btn{padding:10px 16px;font-size:13px}.sf50-test-qnav-count{font-size:12px}.sf50-test-results-score{font-size:36px}.sf50-test-results-pct{font-size:20px}.sf50-test-results-inner{padding:32px 20px}.sf50-test-results-actions{flex-direction:column;gap:10px}.sf50-test-review-btn,.sf50-test-retake-btn,.sf50-test-back-btn{width:100%;text-align:center}}@media (max-width:400px){.sf50-stepper-pill{width:26px;height:26px;font-size:9px;gap:3px}.sf50-tq{padding:14px;margin-bottom:14px}.sf50-tq-text{font-size:13px}.sf50-tq-option{padding:10px 12px}}