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rgb(var(--pk-accent-rgb)/.95)}.pk-sidebar-spacer{flex:1}.pk-sidebar-account{flex-direction:column;gap:10px;padding:8px 4px 4px;display:flex}.pk-sidebar-account-btn{text-align:left;border:1px solid var(--pk-border);width:100%;box-shadow:var(--pk-shadow-sm);cursor:pointer;background:#ffffffc7;border-radius:14px;padding:10px 12px;font-weight:800}.pk-sidebar-account-chev{opacity:.7;margin-left:6px}.pk-sidebar-account-menu{border:1px solid var(--pk-border);background:var(--pk-surface-solid);box-shadow:var(--pk-shadow-md);border-radius:14px;margin-top:8px;animation:.14s ease-out pkMenuIn;overflow:hidden}.pk-sidebar-account-link{color:#0f172adb;text-align:left;cursor:pointer;background:0 0;border:none;width:100%;padding:10px 12px;font-weight:700;text-decoration:none;display:block}@media (hover:hover) and (pointer:fine){.pk-sidebar-account-link:hover{background:#0f172a0d}}.pk-sidebar-account-danger{color:#b91c1c}.pk-content{flex:1;min-width:0}.pk-topbar{display:none}.pk-sidebar-backdrop{z-index:60;-webkit-backdrop-filter:blur(10px)saturate(1.12);backdrop-filter:blur(10px)saturate(1.12);background:#0f172a59;position:fixed;inset:0}@media (max-width:900px){.pk-sidebar{height:calc(100vh - 24px);transition:transform .18s var(--pk-ease);z-index:70;border-radius:18px;position:fixed;top:12px;left:12px;transform:translate(calc(-100% - 18px));box-shadow:0 28px 90px #0f172a4d}.pk-sidebar.is-open{transform:translate(0)}.pk-topbar{z-index:30;border-bottom:1px solid var(--pk-border);-webkit-backdrop-filter:blur(14px)saturate(1.12);backdrop-filter:blur(14px)saturate(1.12);background:#ffffffb8;justify-content:space-between;align-items:center;gap:10px;padding:12px;display:flex;position:sticky;top:0}.pk-topbar-menu{border:1px solid 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var(--pk-border);-webkit-backdrop-filter:blur(14px)saturate(1.12);backdrop-filter:blur(14px)saturate(1.12);background:#ffffffc7;grid-template-columns:repeat(4,1fr);gap:8px;display:grid;position:sticky;bottom:0}.pk-mobile-tab{appearance:none;cursor:pointer;color:#0f172ab3;background:0 0;border:1px solid #0000;border-radius:14px;justify-items:center;gap:5px;padding:10px 8px;text-decoration:none;transition:background-color .16s,border-color .16s,transform .16s;display:grid}@media (hover:hover) and (pointer:fine){.pk-mobile-tab:hover{background:#0f172a0d;border-color:#0f172a14;transform:translateY(-1px)}}.pk-mobile-tab-ico{justify-content:center;align-items:center;width:18px;height:18px;display:inline-flex}.pk-mobile-tab-text{letter-spacing:-.01em;font-size:.72rem;font-weight:800}.pk-mobile-tab.is-active{background:rgb(var(--pk-accent-rgb)/.1);border-color:rgb(var(--pk-accent-rgb)/.2);color:var(--pk-accent-ink)}.pk-mobile-tab.is-active .pk-mobile-tab-ico{color:rgb(var(--pk-accent-rgb)/.95)}.pk-main-inner{padding-bottom:calc(3.2rem + 72px + env(safe-area-inset-bottom))!important}.pk-ai-bubble{bottom:calc(18px + 78px + env(safe-area-inset-bottom));right:14px}.pk-ai-bubble-panel-backdrop{padding-bottom:calc(18px + 78px + env(safe-area-inset-bottom));padding:12px 12px calc(12px + 78px + env(safe-area-inset-bottom));justify-content:center;align-items:flex-end}.pk-ai-bubble-panel{width:min(720px,100vw - 24px);max-height:min(74vh,680px);animation:pkSheetIn .18s var(--pk-ease);border-radius:22px;overflow:hidden}@keyframes pkSheetIn{0%{opacity:0;transform:translateY(16px)scale(.99)}to{opacity:1;transform:translateY(0)scale(1)}}.pk-ai-bubble-panel-header{padding-top:18px;position:relative}.pk-ai-bubble-panel-header:before{content:"";background:#0f172a29;border-radius:999px;width:46px;height:4px;position:absolute;top:8px;left:50%;transform:translate(-50%)}.pk-mobile-tabbar{padding:10px 10px calc(12px + 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env(safe-area-inset-bottom))!important;width:auto!important;height:min(72vh,640px)!important;transition:transform .2s var(--pk-ease)!important;border-radius:22px!important;transform:translateY(calc(100% + 20px))!important}.pk-sidebar-inner{overscroll-behavior:contain;height:100%;padding-top:18px;overflow:hidden auto!important}.pk-sidebar-inner:before{content:"";background:#0f172a29;border-radius:999px;width:46px;height:4px;margin:0 auto 10px;display:block;position:sticky;top:8px;left:50%;transform:translate(-50%)}.pk-sidebar-brand{z-index:2;-webkit-backdrop-filter:blur(14px)saturate(1.12);backdrop-filter:blur(14px)saturate(1.12);background:#ffffffc7;margin:0 2px 10px;position:sticky;top:0}.pk-sidebar-section nav.pk-sidebar-nav{margin-left:8px;padding-left:10px}.pk-sidebar{will-change:transform;inset:auto 12px calc(12px + 78px + env(safe-area-inset-bottom))12px!important;width:auto!important;height:min(72vh,640px)!important;transition:transform .22s 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1.15rem}.pk-home-block-header{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:.85rem;display:flex}.pk-home-title{letter-spacing:-.02em;margin:0;font-size:1.05rem;font-weight:950}.pk-home-block .pk-muted{margin-top:.3rem}.pk-home-search{gap:.75rem;display:grid}.pk-home-search .pk-input{font-size:.98rem}.pk-home-search-row{grid-template-columns:1fr 1fr auto;align-items:center;gap:10px;display:grid}.pk-home-search-row .pk-btn-primary{min-height:44px;padding-left:1.05rem;padding-right:1.05rem}.pk-inbox-table{border:1px solid var(--pk-border);border-radius:var(--pk-radius-lg);background:#ffffffad;overflow:hidden}.pk-inbox-head,.pk-inbox-row{grid-template-columns:1.4fr .9fr .25fr;align-items:center;gap:12px;padding:10px 12px;display:grid}.pk-inbox-head{border-bottom:1px solid var(--pk-border);letter-spacing:.06em;text-transform:uppercase;color:#0b12208c;background:#ffffffb8;font-size:.78rem;font-weight:850}.pk-inbox-row{background:0 0;border-bottom:1px solid #0f172a0f}.pk-inbox-row:last-child{border-bottom:none}@media (hover:hover) and (pointer:fine){.pk-inbox-row:hover{background:#0f172a0a}}.pk-inbox-col{min-width:0}.pk-inbox-col.title{font-weight:850}.pk-inbox-col.journal,.pk-inbox-col.year{color:#0b1220ad;font-size:.92rem}.pk-inbox-link{color:#0f172aeb;text-overflow:ellipsis;white-space:nowrap;max-width:100%;text-decoration:none;display:inline-block;overflow:hidden}@media (hover:hover) and (pointer:fine){.pk-inbox-link:hover{text-underline-offset:3px;text-decoration:underline;text-decoration-thickness:2px}}.pk-empty{border-radius:var(--pk-radius-lg);background:#ffffff9e;border:1px dashed #0f172a2e;padding:14px}.pk-empty-title{letter-spacing:-.02em;color:#0f172adb;font-weight:950}.pk-empty-text{color:#0b12209e;margin-top:.35rem;line-height:1.55}@media (max-width:720px){.pk-home-block{padding:.95rem .95rem 1.05rem}.pk-home-search-row{grid-template-columns:1fr}.pk-inbox-head,.pk-inbox-row{grid-template-columns:1fr;gap:6px}.pk-inbox-head .pk-inbox-col.journal,.pk-inbox-head .pk-inbox-col.year{display:none}.pk-inbox-col.journal,.pk-inbox-col.year{font-size:.86rem}}.pk-ai-chat-input-row{z-index:5;-webkit-backdrop-filter:blur(12px)saturate(1.12);backdrop-filter:blur(12px)saturate(1.12);background:linear-gradient(#fff0,#ffffffdb 18px,#ffffffeb);border-top:1px solid #0f172a1a;margin-top:12px;padding-top:12px;padding-bottom:10px;position:sticky;bottom:0}.pk-ai-chat-textarea{background:#ffffffe0;border:1px solid #0f172a1f;box-shadow:0 14px 34px #0f172a14}:root{--pk-ai-composer-space:92px}.pk-ai-bubble-panel-body{scroll-padding-bottom:var(--pk-ai-composer-space);overflow:hidden auto}.pk-ai-chat-messages{padding-bottom:0!important}.pk-ai-chat-input-row{z-index:10;padding:12px 12px calc(12px + env(safe-area-inset-bottom));background:#ffffffeb;border-top:1px solid #0f172a1a;border-bottom-right-radius:18px;border-bottom-left-radius:18px;margin-top:14px;position:sticky;bottom:0;box-shadow:0 -18px 50px #0f172a14}.pk-ai-chat-input-row:before{content:"";pointer-events:none;background:linear-gradient(#fff0,#ffffffeb);height:18px;position:absolute;top:-18px;left:0;right:0}.pk-ai-chat-textarea{background:#fffffffa;border:1px solid #0f172a1f;border-radius:16px;min-height:46px;padding:11px 12px;line-height:1.45;box-shadow:0 14px 36px #0f172a1a}.pk-ai-chat-textarea:focus{border-color:rgb(var(--pk-accent-rgb)/.35);box-shadow:0 18px 44px #0f172a1f,0 0 0 4px rgb(var(--pk-accent-rgb)/.1);outline:none}.pk-ai-chat-input-row button{border-radius:14px;min-height:46px}@media (max-width:900px){:root{--pk-ai-composer-space:98px}.pk-ai-chat-input-row{padding:10px 10px calc(10px + env(safe-area-inset-bottom));border-bottom-right-radius:20px;border-bottom-left-radius:20px}}.pk-ai-bubble-header-actions{align-items:center;gap:8px;display:inline-flex}.pk-ai-bubble-clearchat{color:#0f172ab8;letter-spacing:-.01em;cursor:pointer;background:#ffffffc7;border:1px solid #0f172a1f;border-radius:999px;padding:7px 10px;font-size:.78rem;font-weight:900;transition:background-color .16s,border-color .16s,transform .16s;box-shadow:0 10px 26px #0f172a14}@media (hover:hover) and (pointer:fine){.pk-ai-bubble-clearchat:hover{border-color:rgb(var(--pk-accent-rgb)/.22);background:#ffffffeb;transform:translateY(-1px)}}.pk-ai-bubble-clearchat:disabled{opacity:.45;cursor:not-allowed;transform:none}.pk-ai-bubble-header-actions{align-items:center;gap:10px}.pk-ai-bubble-close{border-radius:999px;width:38px;height:32px;padding:0;font-size:18px}.pk-ai-bubble-clearchat{justify-content:center;align-items:center;height:32px;padding:0 10px;display:inline-flex}.pk-ai-bubble-tabs{background:#ffffffb8;border:1px solid #0f172a1a;border-radius:16px;gap:0;padding:4px;display:inline-flex;box-shadow:0 10px 26px #0f172a0f}.pk-ai-bubble-tabs>*{appearance:none;cursor:pointer;letter-spacing:-.01em;color:#0f172ab3;background:0 0;border:none;border-radius:12px;padding:8px 10px;font-size:.82rem;font-weight:900;transition:background-color .16s,color .16s,transform .16s}@media (hover:hover) and (pointer:fine){.pk-ai-bubble-tabs>:hover{background:#0f172a0d}}.pk-ai-bubble-tabs>.is-active{background:rgb(var(--pk-accent-rgb)/.12);color:#0f172adb;box-shadow:0 12px 30px rgb(var(--pk-accent-rgb)/.1)}@media (max-width:900px){.pk-mobile-tabbar{left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:80;background:radial-gradient(900px 420px at 10% 0%,rgb(var(--pk-accent-rgb)/.16),transparent 60%),linear-gradient(180deg,#ffffffc7,#ffffff94);-webkit-backdrop-filter:blur(18px)saturate(1.25);backdrop-filter:blur(18px)saturate(1.25);border:1px solid #ffffff8c;border-radius:22px;grid-template-columns:repeat(4,1fr);gap:10px;padding:10px;display:grid;position:fixed;transform:translateZ(0);box-shadow:0 20px 70px #0f172a38,inset 0 1px #ffffff8c}.pk-mobile-tabbar:before{content:"";pointer-events:none;background:linear-gradient(#ffffff8c,#fff0);border-radius:999px;height:10px;position:absolute;top:6px;left:10px;right:10px}.pk-mobile-tab{color:#0f172ab3;background:0 0;border:1px solid #0000;border-radius:18px;justify-items:center;gap:5px;padding:10px 8px;text-decoration:none;transition:background-color .16s,border-color .16s,transform .16s,box-shadow .16s;display:grid}.pk-mobile-tab:active{transform:scale(.98)}.pk-mobile-tab.is-active{box-shadow:0 14px 40px rgb(var(--pk-accent-rgb)/.16),inset 0 1px 0 #ffffffa6;color:#0f172adb;background:linear-gradient(#ffffffc7,#ffffff7a);border-color:#ffffffa6}.pk-mobile-tab.is-active .pk-mobile-tab-ico{color:rgb(var(--pk-accent-rgb)/.95)}.pk-mobile-tab-ico{justify-content:center;align-items:center;width:20px;height:20px;display:inline-flex}.pk-mobile-tab-text{letter-spacing:-.01em;font-size:.72rem;font-weight:900}.pk-main-inner{padding-bottom:calc(3.2rem + 88px + env(safe-area-inset-bottom))!important}.pk-ai-bubble{bottom:calc(18px + 96px + env(safe-area-inset-bottom))!important}.pk-sidebar{bottom:calc(12px + 96px + env(safe-area-inset-bottom))!important}}.pk-app-icon{background:currentColor;display:inline-block;-webkit-mask-position:50%;mask-position:50%;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.pk-inbox-table-scroll{scrollbar-gutter:stable both-edges;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#0f172a47 transparent;padding-bottom:10px;overflow:auto hidden}.pk-inbox-table-scroll::-webkit-scrollbar-track{background:0 0}.pk-inbox-table-scroll::-webkit-scrollbar-thumb{background:#0f172a38;border-radius:999px}.pk-inbox-table-scroll::-webkit-scrollbar-thumb:hover{background:#0f172a57}.pk-inbox-table-scroll{-webkit-overflow-scrolling:touch;cursor:grab;scrollbar-width:none;padding-bottom:18px;overflow:auto 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