:root{--color-bg-primary: #ffffff;--color-bg-secondary: #f5f5f4;--color-bg-tertiary: #eeece8;--color-text-primary: #1a1a18;--color-text-secondary: #5f5e5a;--color-text-tertiary: #888780;--color-border-tertiary: rgba(26, 26, 24, .12);--color-border-secondary: rgba(26, 26, 24, .25);--color-border-primary: rgba(26, 26, 24, .35);--color-accent: #0f766e;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px}@media(prefers-color-scheme:dark){:root{--color-bg-primary: #1c1c1a;--color-bg-secondary: #242422;--color-bg-tertiary: #141412;--color-text-primary: #f0ede8;--color-text-secondary: #a8a59e;--color-text-tertiary: #6b6965;--color-border-tertiary: rgba(240, 237, 232, .1);--color-border-secondary: rgba(240, 237, 232, .2);--color-border-primary: rgba(240, 237, 232, .3)}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,sans-serif;color:var(--color-text-primary);background:var(--color-bg-tertiary);min-height:100dvh;display:flex;flex-direction:column}.pk-page-fill{flex:1 0 auto;display:flex;flex-direction:column}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.pk-chat-landing-wrap,.pk-home-stack{flex:1;display:flex;flex-direction:column;min-height:0}.pk-hero-landing{background:var(--color-bg-primary);text-align:center;padding:3.5rem 1.5rem 2.75rem;border-bottom:.5px solid var(--color-border-tertiary);background-image:radial-gradient(ellipse 70% 50% at 50% 0%,rgba(15,118,110,.06) 0%,transparent 70%)}.pk-hero-landing-inner{max-width:min(68rem,100%);margin-inline:auto}.pk-hero-eyebrow{display:inline-flex;align-items:center;gap:6px;background:#0f766e14;border:.5px solid rgba(15,118,110,.25);color:var(--color-accent);border-radius:20px;padding:4px 12px;font-size:11px;font-weight:500;letter-spacing:.06em;text-transform:uppercase;margin-bottom:1.25rem}.pk-hero-eyebrow svg{flex-shrink:0;width:14px;height:14px}.pk-hero-landing h1{font-size:clamp(2rem,5vw,2.75rem);font-weight:600;line-height:1.1;letter-spacing:-.04em;color:var(--color-text-primary);max-width:40rem;margin:0 auto 1rem}.pk-hero-hl{color:#1d9e75}@media(prefers-color-scheme:dark){.pk-hero-landing{background-image:radial-gradient(ellipse 70% 50% at 50% 0%,rgba(29,158,117,.12) 0%,transparent 70%)}.pk-hero-eyebrow{background:#1d9e751f;border-color:#1d9e7559}.pk-hero-hl{color:#5dcaa5}}.pk-hero-landing-sub{font-size:1rem;color:var(--color-text-secondary);line-height:1.6;max-width:30rem;margin:0 auto}.pk-chat-landing-wrap--stacked{flex:0 0 auto}.pk-hero.pk-hero--stacked-chat{background:var(--color-bg-tertiary);padding:1.25rem 1.5rem 1rem;scroll-margin-top:5.5rem}.pk-hero--stacked-chat .pk-hero-embed{margin-bottom:0;max-width:min(80rem,100%)}.pk-hero--stacked-chat .pk-chat-inline--has-thread{min-height:min(80vh,860px);max-height:min(92vh,1080px)}.pk-hero--stacked-chat .pk-chat-inline--has-thread .pk-chat-inline-messages{min-height:min(38vh,420px)}.pk-hero--stacked-chat .pk-chat-inline-form{padding:1rem 1.2rem 1.15rem}.pk-hero--stacked-chat .pk-chat-inline-form .pk-form-input{min-height:5.1rem}.pk-banner{background:var(--color-accent);color:#e1f5ee;display:flex;align-items:center;justify-content:space-between;padding:0 2rem;height:44px;flex-shrink:0;gap:1rem}.pk-banner-left{display:flex;align-items:center;gap:10px;flex:1;min-width:0}.pk-banner-tag{font-family:ui-monospace,monospace;font-size:10px;text-transform:uppercase;letter-spacing:.08em;background:#1d9e75;color:#e1f5ee;border-radius:3px;padding:2px 8px;flex-shrink:0}.pk-banner-text{font-size:13px;color:#9fe1cb;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pk-banner-text strong{color:#e1f5ee;font-weight:500}.pk-banner-cta{font-size:12px;font-weight:500;color:var(--color-accent);background:#9fe1cb;border:none;border-radius:4px;padding:5px 14px;cursor:pointer;white-space:nowrap;flex-shrink:0;font-family:inherit;text-decoration:none;display:inline-flex;align-items:center}.pk-banner-cta:hover{background:#e1f5ee}.pk-banner-close{background:none;border:none;color:#5dcaa5;cursor:pointer;font-size:16px;padding:4px 6px;flex-shrink:0;line-height:1}.pk-banner-close:hover{color:#e1f5ee}.pk-nav{display:flex;align-items:center;padding:0 2rem;height:64px;background:var(--color-bg-primary);border-bottom:.5px solid var(--color-border-tertiary);position:sticky;top:0;z-index:20;gap:.75rem;flex-shrink:0}.pk-logo{display:flex;align-items:center;gap:0;flex-shrink:0;text-decoration:none;color:inherit}.pk-logo-main{font-family:Inter,system-ui,sans-serif;font-size:20px;color:var(--color-text-primary);letter-spacing:-.3px}.pk-logo-tld{font-family:ui-monospace,monospace;font-size:11px;color:var(--color-text-secondary);letter-spacing:.5px}.pk-logo-word{font-family:Inter,system-ui,sans-serif;font-size:30px;font-weight:800;letter-spacing:.02em;line-height:1}.pk-logo--nav .pk-logo-word--brand,.pk-logo--modal .pk-logo-word--brand{color:var(--color-text-primary)}.pk-logo--nav .pk-logo-word--wiki,.pk-logo--modal .pk-logo-word--wiki{color:var(--color-accent)}.pk-nav-link,.pk-nav-chat{font-size:13px;font-weight:500;color:var(--color-text-secondary);text-decoration:none;padding:6px 12px;border-radius:6px;flex-shrink:0;white-space:nowrap}.pk-nav-link:hover,.pk-nav-chat:hover{color:var(--color-accent);background:var(--color-bg-secondary)}@media(prefers-color-scheme:dark){.pk-nav-link:hover,.pk-nav-chat:hover{color:#9fe1cb;background:var(--color-bg-secondary)}}.pk-nav-views{flex:1;display:flex;align-items:center;justify-content:center;gap:.35rem;min-width:0}.pk-nav-view{font-size:13px;font-weight:500;font-family:inherit;color:var(--color-text-secondary);text-decoration:none;padding:6px 14px;border-radius:6px;border:.5px solid transparent;white-space:nowrap}.pk-nav-view:hover{color:var(--color-text-primary);background:var(--color-bg-secondary)}.pk-nav-view--active{color:var(--color-accent);background:#e1f5ee;border-color:#5dcaa5}@media(prefers-color-scheme:dark){.pk-nav-view--active{background:#04342c;color:#9fe1cb;border-color:var(--color-accent)}}.pk-nav-right{display:flex;align-items:center;gap:8px;flex-shrink:0;margin-left:auto}.pk-lang-wrap{position:relative}.pk-lang-btn{display:flex;align-items:center;gap:5px;background:transparent;border:.5px solid var(--color-border-secondary);border-radius:6px;padding:5px 10px;font-size:13px;font-family:inherit;color:var(--color-text-secondary);cursor:pointer;height:32px}.pk-lang-btn:hover{background:var(--color-bg-secondary);color:var(--color-text-primary)}.pk-lang-flag{font-size:14px;line-height:1}.pk-lang-code{font-family:ui-monospace,monospace;font-size:11px;letter-spacing:.04em}.pk-lang-chevron{font-size:9px;color:var(--color-text-tertiary);margin-left:1px}.pk-lang-dropdown{position:absolute;top:calc(100% + 6px);right:0;background:var(--color-bg-primary);border:.5px solid var(--color-border-secondary);border-radius:var(--radius-md);min-width:175px;z-index:100;overflow:hidden;display:none;box-shadow:0 4px 16px #00000014}.pk-lang-dropdown.open{display:block}.pk-lang-option{display:flex;align-items:center;gap:10px;padding:9px 14px;font-size:13px;color:var(--color-text-secondary);cursor:pointer;border:none;width:100%;text-align:left;font-family:inherit;background:transparent;border-left:2px solid transparent}.pk-lang-option:hover{color:var(--color-text-primary);background:var(--color-bg-secondary)}.pk-lang-option.active{color:var(--color-accent);border-left-color:var(--color-accent);background:#e1f5ee;font-weight:500}.pk-lang-option .lang-flag{font-size:16px}.pk-lang-option .lang-name{flex:1}.pk-lang-option .lang-native{font-size:11px;color:var(--color-text-tertiary);font-family:ui-monospace,monospace}.pk-lang-option.active .lang-native{color:#1d9e75}@media(prefers-color-scheme:dark){.pk-lang-option.active{background:#04342c;color:#9fe1cb}}.pk-login-btn{display:flex;align-items:center;gap:5px;font-size:13px;font-weight:500;font-family:inherit;color:var(--color-text-primary);background:transparent;border:.5px solid var(--color-border-primary);border-radius:6px;padding:5px 14px;cursor:pointer;height:32px}.pk-login-btn:hover{background:var(--color-bg-secondary)}.pk-user-email{max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;color:var(--color-text-secondary)}.pk-nav-cta{font-size:13px;font-weight:500;color:#e1f5ee;background:var(--color-accent);border:none;border-radius:6px;padding:5px 14px;cursor:pointer;text-decoration:none;height:32px;display:inline-flex;align-items:center;font-family:inherit}.pk-nav-cta:hover{background:#1d9e75}.pk-modal-overlay{display:none;position:fixed;inset:0;background:#00000073;z-index:200;align-items:center;justify-content:center;padding:1rem}.pk-modal-overlay.open{display:flex}.pk-modal{background:var(--color-bg-primary);border:.5px solid var(--color-border-secondary);border-radius:var(--radius-xl);width:100%;max-width:360px;padding:2rem;position:relative;box-shadow:0 8px 32px #0000001f}.pk-modal-close{position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:18px;color:var(--color-text-tertiary);cursor:pointer;line-height:1;padding:4px 6px}.pk-modal-close:hover{color:var(--color-text-primary)}.pk-modal-logo{display:flex;align-items:center;margin-bottom:1.5rem}.pk-modal-logo .pk-logo-word{font-size:26px}.pk-modal h2{font-family:Inter,system-ui,sans-serif;font-size:22px;font-weight:400;margin-bottom:4px;color:var(--color-text-primary)}.pk-modal-sub{font-size:13px;color:var(--color-text-secondary);margin-bottom:1.5rem;line-height:1.5}.pk-form-msg{font-size:13px;margin-bottom:.75rem;display:none}.pk-form-msg.error{display:block;color:#b42318}.pk-form-msg.ok{display:block;color:var(--color-accent)}.pk-form-group{margin-bottom:1rem}.pk-form-label{display:block;font-size:12px;font-weight:500;color:var(--color-text-secondary);margin-bottom:5px;letter-spacing:.02em}.pk-form-input{width:100%;padding:9px 12px;font-size:14px;font-family:inherit;border:.5px solid var(--color-border-secondary);border-radius:var(--radius-md);background:var(--color-bg-secondary);color:var(--color-text-primary);outline:none;transition:border-color .15s,box-shadow .15s}.pk-form-input:focus{border-color:#1d9e75;box-shadow:0 0 0 3px #1d9e751f}.pk-form-forgot{display:flex;justify-content:flex-end;margin-top:4px}.pk-form-forgot a{font-size:12px;color:var(--color-text-tertiary);text-decoration:none}.pk-form-forgot a:hover{color:var(--color-accent)}.pk-form-submit{width:100%;padding:10px;background:var(--color-accent);color:#e1f5ee;border:none;border-radius:var(--radius-md);font-size:14px;font-weight:500;font-family:inherit;cursor:pointer;margin-top:1rem;transition:background .15s}.pk-form-submit:hover{background:#1d9e75}.pk-form-submit:disabled{opacity:.6;cursor:not-allowed}.pk-modal-divider{display:flex;align-items:center;gap:10px;margin:1.25rem 0}.pk-modal-divider-line{flex:1;height:.5px;background:var(--color-border-tertiary)}.pk-modal-divider span{font-size:12px;color:var(--color-text-tertiary);font-family:ui-monospace,monospace}.pk-modal-register{text-align:center;font-size:13px;color:var(--color-text-secondary)}.pk-modal-register a{color:var(--color-accent);font-weight:500;text-decoration:none}.pk-modal-register a:hover{text-decoration:underline}.pk-modal-footer{margin-top:1.25rem;padding-top:1.25rem;border-top:.5px solid var(--color-border-tertiary);font-size:11px;color:var(--color-text-tertiary);text-align:center;line-height:1.6}.pk-modal-footer a{color:var(--color-accent);text-decoration:none}.pk-hero--article{border-bottom:.5px solid var(--color-border-tertiary)}.pk-hero{background:var(--color-bg-primary);padding:3.5rem 2rem 2.5rem;border-bottom:.5px solid var(--color-border-tertiary);display:flex;flex-direction:column;align-items:center}.pk-hero--solo-chat{flex:1 1 0;min-height:0;display:flex;flex-direction:column;align-items:center;padding:1.5rem 2rem 1rem;border-bottom:none}.pk-hero--solo-chat .pk-hero-embed{flex:1 1 0;min-height:0;display:flex;flex-direction:column;align-items:center;margin-bottom:0;width:100%}.pk-hero--solo-chat .pk-chat-inline--has-thread{flex:1 1 0;min-height:220px;max-height:none;height:auto}.pk-hero--solo-chat .pk-chat-inline:not(.pk-chat-inline--has-thread){flex:0 0 auto}.pk-hero-tag{display:inline-flex;align-items:center;gap:6px;font-family:ui-monospace,monospace;font-size:10px;color:var(--color-accent);background:#e1f5ee;border:.5px solid #5dcaa5;border-radius:4px;padding:3px 10px;margin-bottom:1.25rem;letter-spacing:.05em;text-transform:uppercase;align-self:flex-start}.pk-hero h1{font-family:Inter,system-ui,sans-serif;font-size:clamp(2rem,5vw,44px);font-weight:400;line-height:1.1;letter-spacing:-1px;max-width:540px;margin-bottom:1rem;color:var(--color-text-primary)}.pk-hero h1 em{font-style:italic;color:var(--color-accent)}.pk-hero-sub{font-size:15px;color:var(--color-text-secondary);line-height:1.6;max-width:460px;margin-bottom:1.75rem}.pk-hero-embed{width:100%;max-width:min(72rem,100%);margin-inline:auto;margin-bottom:1.5rem}.pk-chat-inline{background:var(--color-bg-primary);border:.5px solid var(--color-border-tertiary);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;width:100%}.pk-chat-inline--has-thread{min-height:min(82vh,720px);max-height:min(92vh,1100px)}.pk-chat-inline-thread{flex:1 1 auto;display:flex;flex-direction:column;min-height:0;overflow:hidden}.pk-chat-inline-thread[hidden]{display:none!important}@media(prefers-color-scheme:dark){.pk-chat-inline{box-shadow:none}}.pk-chat-inline-head{padding:1rem 1.25rem .5rem;background:var(--color-bg-primary);flex-shrink:0}.pk-chat-inline--has-thread .pk-chat-inline-head{border-bottom:.5px solid var(--color-border-tertiary);padding-bottom:1rem}.pk-chat-inline:not(.pk-chat-inline--has-thread) .pk-chat-inline-form{border-top:none}.pk-chat-inline-title{font-family:Inter,system-ui,sans-serif;font-size:18px;display:block;color:var(--color-text-primary);margin:0}.pk-chat-inline-messages{flex:1 1 0;min-height:0;overflow-y:auto;overflow-x:hidden;padding:1.125rem 1.25rem 1.5rem;display:flex;flex-direction:column;gap:1rem;scroll-padding-bottom:1rem;scrollbar-gutter:stable;scrollbar-color:var(--color-border-primary) var(--color-bg-primary);background:var(--color-bg-primary)}.pk-chat-inline-messages::-webkit-scrollbar{width:9px}.pk-chat-inline-messages::-webkit-scrollbar-track{background:var(--color-bg-primary);border-radius:6px}.pk-chat-inline-messages::-webkit-scrollbar-thumb{background:var(--color-border-primary);border-radius:6px;border:2px solid var(--color-bg-primary)}.pk-chat-inline-messages::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}.pk-chat-inline-row{display:flex}.pk-chat-inline-row--user{justify-content:flex-end}.pk-chat-inline-row--assistant{justify-content:flex-start}.pk-chat-inline-bubble{max-width:min(92%,42rem);padding:.85rem 1.05rem;border-radius:var(--radius-lg);font-size:14px;line-height:1.55;color:var(--color-text-primary)}.pk-chat-inline-row--user .pk-chat-inline-bubble{background:#e1f5ee;border:.5px solid #5dcaa5}@media(prefers-color-scheme:dark){.pk-chat-inline-row--user .pk-chat-inline-bubble{background:#04342c;border-color:var(--color-accent);color:#e8f5f0}}.pk-chat-inline-row--assistant .pk-chat-inline-bubble{background:var(--color-bg-secondary);border:.5px solid var(--color-border-secondary)}@media(prefers-color-scheme:dark){.pk-chat-inline-row--assistant .pk-chat-inline-bubble{background:#1e1e1c;border-color:var(--color-border-primary)}}.pk-chat-inline-bubble p{margin:0;white-space:pre-wrap;word-break:break-word}.pk-chat-md{font-size:14px;line-height:1.55;color:var(--color-text-primary);word-break:break-word}.pk-chat-md>:first-child{margin-top:0}.pk-chat-md>:last-child{margin-bottom:0}.pk-chat-md p{margin:.55em 0;white-space:normal}.pk-chat-md ul,.pk-chat-md ol{margin:.55em 0 .65em;padding-left:1.35em}.pk-chat-md li{margin:.35em 0;line-height:1.5}.pk-chat-md li::marker{color:var(--color-text-tertiary)}.pk-chat-md h1,.pk-chat-md h2,.pk-chat-md h3,.pk-chat-md h4{font-size:1.05em;font-weight:600;margin:.75em 0 .35em;line-height:1.35;color:var(--color-text-primary)}.pk-chat-md h1:first-child,.pk-chat-md h2:first-child,.pk-chat-md h3:first-child{margin-top:0}.pk-chat-md a{color:var(--color-accent);font-weight:500;text-decoration:none}.pk-chat-md a:hover{text-decoration:underline}.pk-chat-md code{font-family:ui-monospace,monospace;font-size:.9em;padding:.12em .4em;border-radius:4px;background:var(--color-bg-tertiary);border:.5px solid var(--color-border-tertiary)}.pk-chat-md pre{margin:.5em 0;padding:.65rem .85rem;border-radius:var(--radius-md);background:var(--color-bg-tertiary);border:.5px solid var(--color-border-secondary);overflow-x:auto;font-size:12px;line-height:1.45}.pk-chat-md pre code{padding:0;border:none;background:none;font-size:inherit}.pk-chat-md blockquote{margin:.5em 0;padding-left:.85rem;border-left:3px solid var(--color-accent);color:var(--color-text-secondary)}@media(prefers-color-scheme:dark){.pk-chat-md a{color:#7dd4b8}.pk-chat-md blockquote{border-left-color:#5dcaa5}}.pk-chat-inline-err{color:#b42318!important}.pk-chat-inline-form{padding:.75rem 1.25rem 1.35rem;background:var(--color-bg-primary);flex-shrink:0}.pk-chat-inline--has-thread .pk-chat-inline-thread{border-bottom:.5px solid var(--color-border-tertiary)}.pk-chat-inline--has-thread .pk-chat-inline-form{border-top:none}.pk-chat-inline-form .pk-form-label{margin-bottom:.5rem}.pk-chat-inline-form .pk-form-input{min-height:6.75rem;resize:vertical}.pk-chat-inline-actions{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1rem;align-items:center}.pk-chat-inline-actions .pk-form-submit{margin-top:0;width:auto;min-width:128px}.pk-chat-inline-actions .pk-login-btn{min-height:40px}.pk-search-wrap{display:flex;align-items:center;max-width:460px;background:var(--color-bg-secondary);border:.5px solid var(--color-border-secondary);border-radius:var(--radius-md);overflow:hidden}.pk-search-icon{padding:0 12px;color:var(--color-text-tertiary);font-size:14px;flex-shrink:0}.pk-search-wrap input{flex:1;border:none;background:transparent;padding:10px 0;font-size:14px;font-family:inherit;color:var(--color-text-primary);outline:none}.pk-search-wrap input::placeholder{color:var(--color-text-tertiary)}.pk-search-btn{font-size:13px;font-weight:500;font-family:inherit;background:var(--color-text-primary);color:var(--color-bg-primary);border:none;padding:10px 18px;cursor:pointer;flex-shrink:0}.pk-hero-stats{display:flex;gap:2rem;margin-top:1.75rem;flex-wrap:wrap;align-items:center;align-self:stretch;width:100%;max-width:min(72rem,100%);margin-inline:auto}.pk-stat-item{display:flex;flex-direction:column;gap:2px}.pk-stat-num{font-family:ui-monospace,monospace;font-size:22px;font-weight:500;color:var(--color-text-primary)}.pk-stat-label{font-size:11px;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.06em}.pk-stat-sep{width:.5px;background:var(--color-border-tertiary);align-self:stretch}.pk-main{display:grid;grid-template-columns:minmax(220px,280px) 1fr;flex:1}.pk-sidebar{display:flex;flex-direction:column;background:var(--color-bg-primary);border-right:.5px solid var(--color-border-tertiary);padding:0;position:sticky;top:64px;height:calc(100vh - 64px);overflow:hidden}.pk-sidebar-scroll{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding:1.5rem 0 .5rem;scrollbar-gutter:stable;scrollbar-color:var(--color-border-primary) var(--color-bg-tertiary)}.pk-sidebar-scroll::-webkit-scrollbar{width:9px}.pk-sidebar-scroll::-webkit-scrollbar-track{background:var(--color-bg-tertiary);border-radius:6px}.pk-sidebar-scroll::-webkit-scrollbar-thumb{background:var(--color-border-primary);border-radius:6px;border:2px solid var(--color-bg-tertiary)}.pk-sidebar-scroll::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}.pk-sidebar-footer{flex-shrink:0;padding-bottom:1rem;border-top:.5px solid var(--color-border-tertiary)}.pk-sidebar-label{font-family:ui-monospace,monospace;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--color-text-tertiary);padding:0 1.25rem;margin-bottom:4px;margin-top:1rem}.pk-sidebar-item{display:flex;align-items:flex-start;gap:8px;padding:8px 1.25rem;font-size:13px;color:var(--color-text-secondary);text-decoration:none;cursor:pointer;border-left:2px solid transparent;background:none;border-top:none;border-right:none;border-bottom:none;width:100%;text-align:left;font-family:inherit;line-height:1.38;white-space:normal}.pk-sidebar-item:hover{color:var(--color-text-primary);background:var(--color-bg-secondary)}.pk-sidebar-item.active{color:var(--color-accent);border-left-color:var(--color-accent);background:#e1f5ee;font-weight:500}@media(prefers-color-scheme:dark){.pk-sidebar-item.active{background:#04342c;color:#9fe1cb;border-left-color:#5dcaa5}}.pk-vault-tree-root{display:flex;flex-direction:column;gap:2px;padding-bottom:6px}.pk-vault-tree{border-radius:6px}.pk-vault-tree-summary{display:flex;align-items:flex-start;gap:6px;list-style:none;cursor:pointer;padding:7px .85rem 7px 1rem;font-size:12px;font-weight:500;color:var(--color-text-primary);border-radius:4px;user-select:none}.pk-vault-tree summary::-webkit-details-marker{display:none}.pk-vault-tree-chevron{display:inline-block;margin-top:3px;font-size:8px;line-height:1;color:var(--color-text-tertiary);transition:transform .15s ease;flex-shrink:0}.pk-vault-tree[open] .pk-vault-tree-chevron{transform:rotate(90deg)}.pk-vault-tree-name{flex:1;min-width:0;line-height:1.35}.pk-vault-tree-count{font-family:ui-monospace,monospace;font-size:10px;color:var(--color-text-tertiary);flex-shrink:0}.pk-vault-tree-summary:hover{background:var(--color-bg-secondary)}.pk-vault-tree-list{list-style:none;margin:0;padding:2px 0 8px}.pk-vault-tree-list li{margin:0}.pk-vault-tree-link{display:block;padding:5px .85rem 5px 1.85rem;font-size:12px;line-height:1.38;color:var(--color-text-secondary);text-decoration:none;border-left:2px solid transparent;border-radius:0 4px 4px 0}.pk-vault-tree-link:hover{color:var(--color-text-primary);background:var(--color-bg-secondary)}.pk-vault-tree-link--active{color:var(--color-accent);border-left-color:var(--color-accent);background:#e1f5ee;font-weight:500}@media(prefers-color-scheme:dark){.pk-vault-tree-link--active{background:#04342c;color:#9fe1cb;border-left-color:#5dcaa5}}.pk-level-dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}.dot-op{background:#5dcaa5}.dot-adv{background:#ef9f27}.dot-srv{background:#d85a30}.pk-content{padding:2rem}.pk-main--article .pk-content{background:var(--color-bg-primary);min-height:calc(100vh - 64px)}.pk-callout{background:#e1f5ee;border:.5px solid #5dcaa5;border-radius:var(--radius-lg);padding:1rem 1.25rem;margin-bottom:1.75rem;display:flex;gap:1rem;align-items:flex-start}@media(prefers-color-scheme:dark){.pk-callout{background:#04342c;border-color:var(--color-accent)}.pk-callout-text{color:#9fe1cb!important}}.pk-callout-text{font-size:13px;color:var(--color-accent);line-height:1.6}.pk-callout-text strong{font-weight:500;display:block;margin-bottom:2px;font-size:14px}.pk-legend{display:flex;gap:1rem;margin-bottom:1.25rem;flex-wrap:wrap}.pk-legend-item{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--color-text-secondary)}.pk-section-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:1rem;gap:1rem}.pk-section-title{font-family:Inter,system-ui,sans-serif;font-size:20px;font-weight:400;color:var(--color-text-primary)}.pk-section-count{font-family:ui-monospace,monospace;font-size:12px;color:var(--color-text-tertiary)}.pk-articles{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:12px;margin-bottom:2rem;width:100%;align-items:stretch}.pk-card{position:relative;background:var(--color-bg-primary);border:.5px solid var(--color-border-tertiary);border-radius:var(--radius-lg);padding:1rem 1.125rem;cursor:pointer;display:flex;flex-direction:column;gap:10px;transition:border-color .15s;color:inherit;min-width:0;width:100%;height:100%;min-height:0}.pk-card-stretch{position:absolute;inset:0;z-index:1;border-radius:inherit}.pk-card-stretch:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.pk-card:hover{border-color:var(--color-border-secondary)}.pk-card-meta{display:flex;align-items:center;justify-content:space-between;gap:6px;flex-shrink:0}.pk-card-domain{font-family:ui-monospace,monospace;font-size:10px;text-transform:uppercase;letter-spacing:.07em;color:var(--color-text-tertiary)}.pk-level-badge{font-size:10px;border-radius:4px;padding:2px 7px;font-weight:500}.level-op{background:#e1f5ee;color:var(--color-accent)}.level-adv{background:#faeeda;color:#854f0b}.level-srv{background:#faece7;color:#993c1d}@media(prefers-color-scheme:dark){.level-op{background:#04342c;color:#9fe1cb}.level-adv{background:#412402;color:#fac775}.level-srv{background:#4a1b0c;color:#f5c4b3}}.pk-card-title{font-size:13px;font-weight:500;color:var(--color-text-primary);line-height:1.4;flex-shrink:0}.pk-card-desc{font-size:12px;color:var(--color-text-secondary);line-height:1.5;min-height:72px}.pk-card-desc--md{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:4;overflow:hidden;word-break:break-word;background:transparent;-webkit-box-decoration-break:clone;box-decoration-break:clone;position:relative;z-index:2}.pk-card-desc--md :where(strong,b){font-weight:600;color:var(--color-text-primary)}.pk-card-desc--md :where(a){color:var(--color-accent);text-decoration:none;font-weight:500;position:relative;z-index:2}.pk-card-desc--md :where(a):hover{text-decoration:underline}.pk-card-desc--md :where(code){font-family:ui-monospace,monospace;font-size:.92em;padding:.1em .35em;border-radius:4px;background:var(--color-bg-secondary);border:.5px solid var(--color-border-tertiary)}@media(prefers-color-scheme:dark){.pk-card-desc--md :where(a){color:#5dcaa5}}.pk-hero-sub--md :where(strong,b){font-weight:600;color:var(--color-text-primary)}.pk-hero-sub--md :where(a){color:var(--color-accent);font-weight:500;text-decoration:none}.pk-hero-sub--md :where(a):hover{text-decoration:underline}@media(prefers-color-scheme:dark){.pk-hero-sub--md :where(a){color:#5dcaa5}}.pk-card-footer{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;flex-shrink:0;margin-top:auto;padding-top:8px;border-top:.5px solid var(--color-border-tertiary)}.pk-card-cta{font-size:11px;color:var(--color-text-tertiary)}.pk-card-arrow{font-size:12px;color:var(--color-text-tertiary);transition:color .15s}.pk-card:hover .pk-card-arrow{color:var(--color-accent)}.pk-lock-pill{font-size:9px;text-transform:uppercase;letter-spacing:.06em;font-family:ui-monospace,monospace;color:var(--color-text-tertiary);border:.5px solid var(--color-border-secondary);padding:2px 6px;border-radius:4px}.pk-divider{height:.5px;background:var(--color-border-tertiary);margin:1.5rem 0}.pk-article-prose{max-width:720px;width:100%;font-size:15px;line-height:1.65;color:var(--color-text-secondary);overflow-x:hidden}.pk-article-prose p+p{margin-top:1rem}.pk-article-prose h1,.pk-article-prose h2,.pk-article-prose h3{font-family:Inter,system-ui,sans-serif;color:var(--color-text-primary);font-weight:400;line-height:1.3;margin:1.25rem 0 .5rem}.pk-article-prose h1{font-size:1.4rem}.pk-article-prose h2{font-size:1.2rem}.pk-article-prose h3{font-size:1.05rem}.pk-article-prose ul,.pk-article-prose ol{margin:.5rem 0 .5rem 1.25rem;padding:0}.pk-article-prose li{margin:.25rem 0}.pk-article-prose pre{font-family:ui-monospace,monospace;font-size:13px;background:var(--color-bg-secondary);border:.5px solid var(--color-border-tertiary);border-radius:var(--radius-sm);padding:.75rem 1rem;overflow-x:auto;margin:.75rem 0}.pk-article-prose code{font-family:ui-monospace,monospace;font-size:.9em;background:var(--color-bg-secondary);border-radius:3px;padding:.1em .3em}.pk-article-prose pre code{background:none;padding:0}.pk-article-prose img{display:block;box-sizing:border-box;width:100%;max-width:100%;height:auto;max-height:min(45vh,380px);object-fit:contain;margin:1rem 0;border-radius:var(--radius-md);border:.5px solid var(--color-border-tertiary)}.pk-article-prose p:has(>img:only-child),.pk-article-prose p:has(>a:only-child>img){max-width:100%;margin:1rem 0}.pk-article-prose iframe{display:block;width:100%;max-width:100%;aspect-ratio:16 / 9;height:auto;max-height:min(45vh,380px);margin:1rem 0;border:0;border-radius:var(--radius-md)}.pk-article-prose iframe.pk-waveform-simulator{aspect-ratio:auto;min-height:min(720px,85vh);max-height:90vh}.pk-article-prose figure{margin:1rem 0;max-width:100%}.pk-article-prose figure img{margin:0 auto}.pk-article-prose figcaption{margin-top:.5rem;font-size:.85rem;color:var(--color-text-tertiary);text-align:center}.pk-card-desc img{display:block;max-width:100%;height:auto;max-height:120px;object-fit:contain;margin:.35rem 0;border-radius:var(--radius-sm)}.pk-article-locked{margin-top:1.5rem;padding:1.25rem 1.5rem;border-radius:var(--radius-lg);border:.5px dashed var(--color-border-secondary);background:var(--color-bg-secondary)}.pk-article-locked h3{font-family:Inter,system-ui,sans-serif;font-size:17px;font-weight:400;color:var(--color-text-primary);margin-bottom:.5rem}.wiki-footer{background:var(--color-bg-primary);border-top:.5px solid var(--color-border-tertiary);padding:1.25rem 2rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:12px;color:var(--color-text-tertiary);flex-shrink:0}.pk-footer-links{display:flex;gap:1.5rem;flex-wrap:wrap}.pk-footer-links a{color:var(--color-text-tertiary);text-decoration:none;font-family:ui-monospace,monospace;font-size:11px}.pk-footer-links a:hover{color:var(--color-text-secondary)}.pk-cta-strip{background:var(--color-bg-primary);border:.5px solid var(--color-border-tertiary);border-radius:var(--radius-lg);padding:1.25rem 1.5rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.pk-cta-strip h3{font-family:Inter,system-ui,sans-serif;font-size:17px;color:var(--color-text-primary);margin-bottom:3px;font-weight:400}.pk-cta-strip p{font-size:13px;color:var(--color-text-secondary)}.pk-cta-strip .pk-cta-btn{display:inline-block;background:var(--color-accent);color:#e1f5ee;border:none;border-radius:6px;padding:10px 20px;font-size:14px;font-weight:500;font-family:inherit;cursor:pointer;white-space:nowrap;text-decoration:none;text-align:center}.pk-cta-strip .pk-cta-btn:hover{background:#1d9e75;color:#e1f5ee}.pk-contact{scroll-margin-top:5.5rem;margin-top:2rem;padding:1.5rem;background:var(--color-bg-primary);border:.5px solid var(--color-border-tertiary);border-radius:var(--radius-lg)}.pk-contact-title{font-family:Inter,system-ui,sans-serif;font-size:1.25rem;font-weight:500;color:var(--color-text-primary);margin-bottom:.35rem}.pk-contact-lead{font-size:13px;color:var(--color-text-secondary);margin-bottom:1.25rem;line-height:1.5}.pk-contact-msg{margin-bottom:1rem}.pk-contact-form{max-width:72rem}.pk-contact-textarea{resize:vertical;min-height:8rem}.pk-contact-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}.pk-filter-empty{padding:1.5rem;margin-bottom:1rem;border-radius:var(--radius-lg);border:.5px dashed var(--color-border-secondary);background:var(--color-bg-secondary);font-size:14px;color:var(--color-text-secondary)}.pk-filter-empty a{color:var(--color-accent);font-weight:500}@media(max-width:900px){.pk-main{grid-template-columns:1fr}.pk-sidebar{position:static;height:auto;border-right:none;border-bottom:.5px solid var(--color-border-tertiary)}}