:root{--rk-font-display:"Hanken Grotesk","blMelody",ui-sans-serif,system-ui,sans-serif;--rk-font-body:"Inter",ui-sans-serif,system-ui,-apple-system,sans-serif;--rk-font-mono:ui-monospace,"SFMono-Regular",Menlo,Monaco,Consolas,monospace;--rk-gold-500:#ffc738;--rk-gold-600:#f6c744;--rk-gold-700:#fcb900;--rk-gold-tint:#fff5e4;--rk-gold-tint2:#ffe9cc;--rk-ink:#171717;--rk-n-800:#262626;--rk-n-700:#404040;--rk-n-600:#525252;--rk-n-500:#737373;--rk-n-400:#a3a3a3;--rk-n-300:#d4d4d4;--rk-n-200:#ededed;--rk-n-100:#f5f5f5;--rk-n-50:#fbfbfb;--rk-white:#fff;--rk-sky:#3f9fe0;--rk-sky-tint:#e2effd;--rk-violet:#9f5bde;--rk-violet-tint:#e4ddfd;--rk-green:#22c55e;--rk-green-tint:#dcfce7;--rk-coral:#f97316;--rk-coral-tint:#ffe9cc;--rk-red:#ef4444;--rk-red-tint:#fee2e2;--rk-bg:var(--rk-n-50);--rk-bg-section:var(--rk-n-100);--rk-surface:var(--rk-white);--rk-border:var(--rk-n-200);--rk-border-strong:var(--rk-n-300);--rk-text:var(--rk-n-700);--rk-text-muted:var(--rk-n-500);--rk-text-faint:var(--rk-n-400);--rk-r-sm:6px;--rk-r-md:8px;--rk-r-lg:10px;--rk-r-xl:12px;--rk-r-2xl:16px;--rk-r-3xl:24px;--rk-r-full:9999px;--rk-shadow-xs:0 1px 2px 0 #0000000d;--rk-shadow-sm:0 1px 3px 0 #0000001a,0 1px 2px -1px #0000001a;--rk-shadow-md:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a;--rk-shadow-lg:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a;--rk-shadow-xl:0 20px 25px -5px #0000001a,0 8px 10px -6px #0000001a;--rk-shadow-card:0 1px 2px #0000000d,0 8px 24px -12px #00000014;--rk-shadow-nav:0 4px 24px -8px #00000026,0 1px 2px #0000000d;--rk-ring-gold:0 0 0 3px var(--rk-gold-600),0 0 14px rgba(246,199,68,.4);--rk-text-xs:.75rem;--rk-text-sm:.875rem;--rk-text-base:1rem;--rk-text-lg:1.125rem;--rk-text-xl:1.25rem;--rk-text-2xl:1.5rem;--rk-text-3xl:1.875rem;--rk-text-4xl:2.25rem;--rk-text-5xl:3rem;--rk-container:75rem;--rk-gutter:clamp(1rem,4vw,2rem);--rk-section-y:clamp(3rem,6vw,5rem);--rk-glass-blur:16px;--rk-ease:cubic-bezier(.22,1,.36,1);--rk-dur:.2s}*,*:before,*:after{box-sizing:border-box}.rk-root{margin:0;font-family:var(--rk-font-body);color:var(--rk-text);background:var(--rk-bg);-webkit-font-smoothing:antialiased;line-height:1.5;min-height:100vh}.rk-root a{text-decoration:none;color:inherit}.rk-root h1,.rk-root h2,.rk-root h3,.rk-root h4{font-family:var(--rk-font-display);font-weight:800;letter-spacing:-.025em;line-height:1.1;color:var(--rk-ink);margin:0}.rk-root p{margin:0}.rk-root code{font-family:var(--rk-font-mono);font-size:.9em;background:var(--rk-n-100);padding:2px 6px;border-radius:6px;color:var(--rk-n-700)}.rk-container{width:min(var(--rk-container),100%);margin:0 auto;padding:0 var(--rk-gutter)}.rk-container-wide{width:min(85rem,100%);margin:0 auto;padding:0 var(--rk-gutter)}.rk-page{padding-top:24px;padding-bottom:80px}.rk-page-head{display:grid;gap:4px;margin-bottom:18px}.rk-h1{font-size:var(--rk-text-3xl);letter-spacing:-.03em}.rk-sub{font-size:var(--rk-text-base);color:var(--rk-text-muted)}.rk-stack{display:grid;gap:16px}.rk-row{display:flex;align-items:center;gap:12px}.rk-spread{display:flex;align-items:center;justify-content:space-between;gap:16px}.rk-wrap{flex-wrap:wrap}.rk-grid{display:grid;gap:20px}.rk-grid-2{grid-template-columns:repeat(2,1fr)}.rk-grid-3{grid-template-columns:repeat(3,1fr)}.rk-grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:900px){.rk-grid-3,.rk-grid-4{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.rk-grid-2,.rk-grid-3,.rk-grid-4{grid-template-columns:1fr}}.rk-muted{color:var(--rk-text-muted)}.rk-faint{color:var(--rk-text-faint)}.rk-mono{font-family:var(--rk-font-mono)}.rk-app{min-height:100vh}.rk-sidebar{position:fixed;left:0;top:0;bottom:0;width:248px;z-index:50;display:flex;flex-direction:column;gap:4px;padding:20px 14px 16px;background:#fff;border-right:1px solid var(--rk-border);overflow-y:auto}.rk-content{margin-left:248px;min-height:100vh;background:var(--rk-bg)}.rk-sidebar-brand{display:flex;align-items:center;gap:10px;padding:6px 10px 18px;font-family:var(--rk-font-display);font-weight:800;font-size:20px;color:var(--rk-ink);letter-spacing:-.02em}.rk-sidebar-brand .rk-brand-mark{width:36px;height:36px;border-radius:10px}.rk-sidebar-nav{display:flex;flex-direction:column;gap:3px;flex:1;min-height:0}.rk-sidebar-sep{height:1px;background:var(--rk-border);margin:8px}.rk-sidebar-item{display:flex;align-items:center;padding:9px 13px;border-radius:var(--rk-r-lg);font-size:14px;font-weight:600;color:var(--rk-n-600);white-space:nowrap;transition:background var(--rk-dur) var(--rk-ease),color var(--rk-dur) var(--rk-ease)}.rk-sidebar-item:hover{background:var(--rk-n-100);color:var(--rk-ink)}.rk-sidebar-item.is-active{background:var(--rk-gold-tint);color:var(--rk-ink)}.rk-sidebar-account{margin-top:8px;padding:8px 13px 2px;border-top:1px solid var(--rk-border);color:var(--rk-n-500);line-height:1.3;overflow:hidden}.rk-sidebar-account-name{font-size:12px;font-weight:600;color:var(--rk-n-600);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rk-sidebar-account-email{font-size:11px;font-weight:500;color:var(--rk-n-400);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rk-fab{position:fixed;left:16px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:90;width:56px;height:56px;border-radius:var(--rk-r-full);border:0;cursor:grab;background:var(--rk-gold-500);color:var(--rk-ink);display:grid;place-items:center;box-shadow:var(--rk-shadow-lg);touch-action:none;user-select:none;-webkit-user-select:none;transition:transform var(--rk-dur) var(--rk-ease),box-shadow var(--rk-dur) var(--rk-ease),opacity var(--rk-dur) var(--rk-ease)}.rk-signed-in .rk-fab{bottom:calc(84px + env(safe-area-inset-bottom))}.rk-fab:hover{transform:translateY(-2px);box-shadow:0 6px 18px -6px #fcb90099,var(--rk-shadow-lg)}.rk-fab.is-dragging{cursor:grabbing;transition:none;transform:scale(1.08)}.rk-fab.is-open{opacity:0;pointer-events:none;transform:scale(.6)}.rk-fab svg{width:26px;height:26px}.rk-aichat{position:fixed;z-index:95;top:12px;bottom:12px;left:12px;width:min(440px,calc(100vw - 24px));display:flex;flex-direction:row;background:var(--rk-surface);border:1px solid var(--rk-border);border-radius:var(--rk-r-3xl);box-shadow:var(--rk-shadow-xl);overflow:hidden;animation:rk-aichat-in .22s var(--rk-ease)}.rk-aichat.has-files,.rk-aichat.has-history{width:min(772px,calc(100vw - 24px))}.rk-aichat.is-right{left:auto;right:12px}.rk-aichat[hidden]{display:none}@keyframes rk-aichat-in{0%{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}.rk-chat-left .rk-sidebar{visibility:hidden}.rk-aichat-files{flex:none;width:266px;display:none;flex-direction:column;min-height:0;border-right:1px solid var(--rk-border);background:var(--rk-n-50)}.rk-aichat.has-files .rk-aichat-files{display:flex}.rk-aichat-files .rk-aichat-crumbs{padding-top:2px}.rk-aichat.is-files-only{width:min(384px,calc(100vw - 24px))}.rk-aichat.is-files-only .rk-aichat-main,.rk-aichat.is-files-only .rk-aichat-history{display:none}.rk-aichat.is-files-only .rk-aichat-files{display:flex;flex:1;border-right:0}.rk-aichat.is-files-only .rk-aichat-files .rk-aichat-crumbs{padding-top:2px}.rk-aichat-files-head{display:flex;align-items:center;gap:8px;padding:14px 14px 10px;flex:none}.rk-aichat-files-title{flex:1;min-width:0;font-family:var(--rk-font-display);font-weight:800;font-size:15px;color:var(--rk-ink);letter-spacing:-.01em}.rk-aichat-history{flex:none;width:266px;display:none;flex-direction:column;min-height:0;border-right:1px solid var(--rk-border);background:var(--rk-n-50)}.rk-aichat.has-history .rk-aichat-history{display:flex}.rk-aichat-hist-head{padding:22px 14px 8px;font-family:var(--rk-font-display);font-weight:800;font-size:13px;color:var(--rk-ink);letter-spacing:-.01em;flex:none}.rk-aichat-hist-body{flex:1;min-height:0;overflow-y:auto;padding:2px 8px 12px;display:grid;gap:2px;align-content:start}.rk-aichat-hist-body .rk-aichat-frow.is-active{background:#fff;box-shadow:var(--rk-shadow-xs);outline:1.5px solid var(--rk-gold-600);outline-offset:-1.5px}.rk-aichat-hist-body .rk-aichat-frow.is-active .rk-aichat-fic{background:var(--rk-gold-tint2);color:var(--rk-gold-700)}.rk-aichat-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:1px;padding:0 12px 8px;flex:none}.rk-aichat-crumb{padding:2px 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var(--rk-ease)}.rk-aichat-frow:hover{background:#fff;box-shadow:var(--rk-shadow-xs)}.rk-aichat-fmainbtn{flex:1;min-width:0;display:flex;align-items:center;gap:9px;border:0;background:transparent;padding:0;cursor:pointer;text-align:left;font-family:inherit}.rk-aichat-fic{width:30px;height:30px;border-radius:var(--rk-r-md);flex:none;display:grid;place-items:center;font-size:11px;font-weight:700;overflow:hidden}.rk-aichat-fic-folder{background:var(--rk-gold-tint2);color:var(--rk-gold-700)}.rk-aichat-fic-file{background:var(--rk-n-100);color:var(--rk-n-600)}.rk-aichat-fic img,.rk-aichat-fic 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var(--rk-ease)}.rk-aichat-drop[hidden]{display:none}.rk-aichat-drop.is-drag{border-color:var(--rk-gold-600);background:var(--rk-gold-tint)}.rk-aichat-drop-text{font-size:11.5px;color:var(--rk-text-muted);line-height:1.4;overflow-wrap:anywhere}.rk-aichat-drop-btn{font-family:inherit;font-size:12px;font-weight:700;color:var(--rk-ink);cursor:pointer;background:var(--rk-gold-tint);border:1px solid var(--rk-gold-600);border-radius:var(--rk-r-full);padding:6px 15px;transition:background var(--rk-dur) var(--rk-ease)}.rk-aichat-drop-btn:hover{background:var(--rk-gold-tint2)}.rk-aichat-drop-btn:disabled{opacity:.6;cursor:default}.rk-dir{display:flex;flex-direction:column;min-height:0;flex:1}.rk-dir-space{flex:none;display:inline-flex;gap:2px;margin:2px 12px 8px;padding:2px;background:var(--rk-n-100,#f1ede6);border:1px solid var(--rk-border);border-radius:var(--rk-r-full);align-self:flex-start}.rk-dir-space-btn{font-family:inherit;font-size:12px;font-weight:600;color:var(--rk-n-500,#7a7266);background:transparent;border:0;border-radius:var(--rk-r-full);padding:4px 14px;cursor:pointer;transition:background var(--rk-dur) var(--rk-ease),color var(--rk-dur) var(--rk-ease)}.rk-dir-space-btn.is-on{background:var(--rk-surface,#fff);color:var(--rk-ink);box-shadow:var(--rk-shadow-sm,0 1px 2px rgba(0,0,0,.06))}.rk-dir-search{flex:none;padding:0 12px 8px}.rk-dir-search-input{width:100%;font-family:inherit;font-size:12.5px;color:var(--rk-ink);background:var(--rk-surface,#fff);border:1px solid var(--rk-border);border-radius:var(--rk-r-full);padding:7px 12px;transition:border-color var(--rk-dur) var(--rk-ease),box-shadow var(--rk-dur) var(--rk-ease)}.rk-dir-search-input:focus{outline:none;border-color:var(--rk-gold-600);box-shadow:var(--rk-ring-gold)}.rk-dir-search-input::placeholder{color:var(--rk-n-400)}.rk-dir-body{flex:1 1 auto;min-height:0}.rk-dir-crumbs{align-items:center}.rk-dir-newfolder{margin-left:auto;flex:none;font-family:inherit;font-size:11.5px;font-weight:700;cursor:pointer;color:var(--rk-gold-700);background:transparent;border:1px solid transparent;border-radius:var(--rk-r-full);padding:3px 10px;transition:background var(--rk-dur) var(--rk-ease),border-color var(--rk-dur) var(--rk-ease)}.rk-dir-newfolder:hover{background:var(--rk-gold-tint);border-color:var(--rk-gold-600)}.rk-dir-uploadbtn{flex:none;font-family:inherit;font-size:11.5px;font-weight:700;cursor:pointer;color:var(--rk-gold-700);background:transparent;border:1px solid transparent;border-radius:var(--rk-r-full);padding:3px 10px;transition:background var(--rk-dur) var(--rk-ease),border-color var(--rk-dur) var(--rk-ease),color var(--rk-dur) var(--rk-ease)}.rk-dir-uploadbtn:hover{background:var(--rk-gold-tint);border-color:var(--rk-gold-600)}.rk-dir-uploadbtn:disabled{opacity:.6;cursor:default}.rk-dir-uploadbtn.is-drag{background:var(--rk-gold-tint);border-color:var(--rk-gold-600)}.rk-dir-selbar{flex:none;display:flex;align-items:center;gap:8px;margin:0 10px 8px;padding:7px 10px;background:var(--rk-gold-tint);border:1px solid var(--rk-gold-600);border-radius:var(--rk-r-xl)}.rk-dir-selbar[hidden]{display:none}.rk-dir-selcount{flex:1;font-size:12px;font-weight:700;color:var(--rk-gold-700)}.rk-dir-selbtn{flex:none;font-family:inherit;font-size:12px;font-weight:800;color:var(--rk-ink);cursor:pointer;background:transparent;border:1px solid var(--rk-gold-600);border-radius:var(--rk-r-full);padding:5px 14px;transition:background var(--rk-dur) var(--rk-ease),border-color var(--rk-dur) var(--rk-ease),color var(--rk-dur) var(--rk-ease)}.rk-dir-selbtn.is-primary{background:var(--rk-gold-500);border-color:var(--rk-gold-600);color:var(--rk-ink)}.rk-dir-selbtn.is-primary:hover{background:var(--rk-gold-600)}.rk-dir-selbtn.is-ghost{border-color:var(--rk-border);color:var(--rk-text-muted);background:transparent}.rk-dir-selbtn.is-ghost:hover{background:var(--rk-gold-tint);border-color:var(--rk-gold-600);color:var(--rk-ink)}.rk-dir-selmore{padding:5px 10px;font-size:15px;line-height:1;font-weight:700}.rk-dir-check{flex:none;width:15px;height:15px;margin:0;accent-color:var(--rk-gold-600);cursor:pointer;opacity:0;transition:opacity var(--rk-dur) var(--rk-ease)}.rk-aichat-frow:hover .rk-dir-check,.rk-dir-row.is-selected .rk-dir-check,.rk-dir-check:focus-visible{opacity:1}.rk-dir-row.is-selected{background:var(--rk-gold-tint);outline:1.5px solid var(--rk-gold-600);outline-offset:-1.5px}.rk-dir-open{opacity:1;color:var(--rk-text-muted)}.rk-aichat-frow:hover .rk-dir-open{color:var(--rk-gold-700)}.rk-dir-kebab{flex:none;width:26px;height:26px;border-radius:var(--rk-r-md);border:1px solid transparent;background:transparent;cursor:pointer;color:var(--rk-n-500);font-size:16px;line-height:1;display:grid;place-items:center;opacity:0;transition:opacity var(--rk-dur) var(--rk-ease),background var(--rk-dur) var(--rk-ease),border-color var(--rk-dur) var(--rk-ease)}.rk-aichat-frow:hover .rk-dir-kebab,.rk-dir-kebab:focus-visible{opacity:1}.rk-dir-kebab:hover{background:var(--rk-n-100);color:var(--rk-ink);border-color:var(--rk-border)}.rk-dir-menu{position:fixed;z-index:2147483000;min-width:150px;background:#fff;border:1px solid var(--rk-border,#e6e1d8);border-radius:var(--rk-r-lg,12px);box-shadow:var(--rk-shadow-md,0 10px 30px rgba(40,30,10,.16));padding:5px;display:grid;gap:1px}.rk-dir-menuitem{font-family:inherit;font-size:12.5px;font-weight:600;color:var(--rk-ink,#2b2620);cursor:pointer;text-align:left;background:transparent;border:0;border-radius:var(--rk-r-md,8px);padding:7px 10px}.rk-dir-menuitem:hover{background:var(--rk-n-100,#f2efe9)}.rk-dir-menuitem.is-danger{color:#b4341f}.rk-dir-menuitem.is-danger:hover{background:#fbeae6}.rk-dir-toast{position:fixed;z-index:2147483001;left:50%;bottom:26px;transform:translate(-50%,12px);background:#2b2620;color:#fff;font-family:var(--rk-font-body,inherit);font-size:12.5px;font-weight:600;padding:9px 15px;border-radius:999px;box-shadow:0 10px 30px #00000040;max-width:80vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .18s ease,transform .18s 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40px}.pf-nav{width:100%;display:flex;align-items:center;gap:24px;padding:10px 12px 10px 20px;border-radius:var(--rk-r-full);background:#ffffffb8;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--rk-border);box-shadow:0 4px 24px -8px #00000026,0 1px 2px #0000000d}.pf-nav-brand{display:inline-flex;align-items:center;gap:9px;font-family:var(--rk-font-display);font-weight:800;font-size:21px;color:var(--rk-ink);letter-spacing:-.02em}.pf-nav-mark{width:40px;height:40px;border-radius:11px;flex:none}.pf-nav-links{display:flex;align-items:center;gap:2px;margin:0 auto;list-style:none;padding:0}.pf-nav-links>li>a{display:inline-flex;align-items:center;padding:8px 12px;border-radius:var(--rk-r-lg);font-size:15px;font-weight:500;color:var(--rk-n-700);transition:background var(--rk-dur) var(--rk-ease)}.pf-nav-links>li>a:hover{background:#0000000a;color:var(--rk-ink)}.pf-nav-links .pf-nav-skill{display:inline-flex;align-items:center;margin-left:6px}.pf-nav-cta{display:flex;align-items:center;gap:6px}.pf-nav-quiet{padding:8px 12px;font-size:15px;font-weight:500;color:var(--rk-n-700);border-radius:var(--rk-r-lg);transition:background var(--rk-dur) var(--rk-ease)}.pf-nav-quiet:hover{background:#0000000a;color:var(--rk-ink)}.pf-nav-cta .pf-nav-btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:var(--rk-r-full);font-size:15px;font-weight:600;color:#fff;background:var(--rk-ink);box-shadow:var(--rk-shadow-sm);white-space:nowrap;transition:transform var(--rk-dur) var(--rk-ease),box-shadow var(--rk-dur) var(--rk-ease),background var(--rk-dur) var(--rk-ease)}.pf-nav-cta .pf-nav-btn:hover{background:#000;color:#fff;box-shadow:var(--rk-shadow-md);transform:translateY(-1px)}.pf-nav-btn .rk-arrow{transition:transform var(--rk-dur) var(--rk-ease)}.pf-nav-btn:hover .rk-arrow{transform:translate(3px)}@media(max-width:820px){.pf-nav-links{display:none}.pf-nav-cta{margin-left:auto}}@media(max-width:560px){.pf-topnav{margin-bottom:26px}.pf-nav{gap:12px}.pf-nav-quiet{display:none}}.pf-layout{display:grid;grid-template-columns:392px minmax(0,1fr);gap:44px;align-items:start}.pf-main{min-width:0}@media(max-width:980px){.pf-layout{grid-template-columns:1fr;gap:26px}}.pf-head{margin-bottom:30px;display:grid;gap:8px}.pf-eyebrow{color:var(--rk-gold-700)}.pf-title{max-width:18ch}.pf-tagline{max-width:60ch}.pf-about{margin-top:6px;max-width:64ch;font-size:14.5px;color:var(--rk-text-muted);line-height:1.6}.pf-rail{position:sticky;top:22px;align-self:start}@media(max-width:980px){.pf-rail{position:static}}.pf-rail-inner{display:grid;gap:18px}.pf-badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;line-height:1.2;justify-self:start}.pf-badge svg{flex:none}.pf-badge-gray{color:var(--rk-n-600)}.pf-badge-gray svg{color:var(--rk-n-400)}.pf-badge-blue{color:var(--rk-ink)}.pf-badge-blue svg{color:#2f80ed}.pf-author-card{padding:22px;display:grid;gap:13px}.pf-author-head{display:flex;align-items:center;gap:13px;min-width:0}.pf-avatar{flex:none;width:56px;height:56px;border-radius:var(--rk-r-full);overflow:hidden;display:grid;place-items:center;background:var(--rk-n-100);box-shadow:var(--rk-shadow-xs)}.pf-avatar img{width:100%;height:100%;object-fit:cover;display:block}.pf-avatar-mono{background:var(--rk-gold-500);color:var(--rk-ink);font-family:var(--rk-font-display);font-weight:800;font-size:1.25rem;letter-spacing:-.02em}.pf-author-id{min-width:0}.pf-author-name{font-family:var(--rk-font-display);font-weight:800;font-size:1.12rem;color:var(--rk-ink);letter-spacing:-.01em;line-height:1.15}.pf-author-role{font-size:12.5px;font-weight:600;color:var(--rk-text-muted);margin-top:3px;line-height:1.3}.pf-author-loc{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--rk-text-faint)}.pf-author-loc svg{color:var(--rk-gold-700)}.pf-author-bio{font-size:13.5px;color:var(--rk-text-muted);line-height:1.55}.pf-certs{display:grid;gap:9px;padding-top:13px;border-top:1px solid var(--rk-border)}.pf-certs-head{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--rk-ink)}.pf-certs-head svg{color:var(--rk-gold-700)}.pf-certs-list{display:grid;gap:7px}.pf-cert{display:flex;align-items:center;gap:10px;padding:9px 11px;border:1px solid var(--rk-border);border-radius:var(--rk-r-lg);background:var(--rk-n-50);color:inherit;transition:border-color var(--rk-dur) var(--rk-ease),background var(--rk-dur) var(--rk-ease),transform var(--rk-dur) var(--rk-ease),box-shadow var(--rk-dur) var(--rk-ease)}.pf-cert:hover{border-color:var(--rk-gold-600);background:var(--rk-gold-tint);transform:translateY(-1px);box-shadow:var(--rk-shadow-xs)}.pf-cert-ic{flex:none;width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:#fff;border:1px solid var(--rk-border);color:var(--rk-gold-700)}.pf-cert-main{display:grid;gap:2px;min-width:0}.pf-cert-title{font-size:12.5px;font-weight:700;color:var(--rk-ink);line-height:1.25}.pf-cert-meta{font-size:11px;font-weight:600;color:var(--rk-text-faint);line-height:1.35}.pf-cert-grade{font-weight:800}.pf-cert-grade.is-excellent{color:#1f7a4d}.pf-cert-grade.is-good{color:var(--rk-gold-700)}.pf-cert-grade.is-pass{color:var(--rk-text-muted)}.pf-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:14px 0 2px;border-top:1px solid var(--rk-border)}.pf-stat{display:grid;gap:2px;text-align:center}.pf-stat-value{font-family:var(--rk-font-display);font-weight:800;font-size:1.02rem;color:var(--rk-ink);letter-spacing:-.01em}.pf-stat-label{font-size:10.5px;font-weight:600;color:var(--rk-text-faint);text-transform:uppercase;letter-spacing:.04em;line-height:1.25}.pf-contact{width:100%;justify-content:center;gap:8px;margin-top:2px}.pf-contact svg{margin-top:-1px}.pf-author-foot{justify-self:center;margin-top:1px;padding-top:12px;border-top:1px solid var(--rk-border);width:100%;justify-content:center}.pf-cta{display:grid;gap:12px;padding:2px 6px;justify-items:start}.pf-cta-text{font-size:13.5px;color:var(--rk-text-muted);line-height:1.55}.pf-cta-text strong{color:var(--rk-ink);font-weight:800}.pf-cta-btn{align-self:start}.pf-reel{display:grid;gap:18px}.pf-row{display:grid;grid-template-columns:208px minmax(0,1fr);gap:24px;align-items:stretch;text-align:left;width:100%;background:var(--rk-surface);border:1px solid var(--rk-border);border-radius:var(--rk-r-3xl);padding:14px;cursor:pointer;box-shadow:var(--rk-shadow-card);transition:transform var(--rk-dur) var(--rk-ease),box-shadow var(--rk-dur) var(--rk-ease),border-color var(--rk-dur) 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