:root{--navy: #142864;--navy-700: #1d3a8a;--navy-50: #eaeef8;--gold: #dcb428;--gold-soft: #f6edcb;--silver: #646464;--bg: #f0f2f7;--card: #ffffff;--line: rgba(20, 40, 100, .14);--line-soft: rgba(20, 40, 100, .08);--ink: #182236;--ink-soft: #5a6478;--green: #1f8a4d;--green-soft: #e2f3e8;--amber: #b8860b;--amber-soft: #fbf1d3;--red: #c0392b;--red-soft: #fbe7e4;--radius: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(20, 40, 100, .06);--shadow: 0 6px 20px rgba(20, 40, 100, .08);--shadow-lg: 0 16px 48px rgba(20, 40, 100, .16);--sans: "IBM Plex Sans", system-ui, sans-serif;--display: "Archivo", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, monospace}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--sans);background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}#root{min-height:100vh}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#1428642e;border-radius:8px;border:2px solid var(--bg)}::-webkit-scrollbar-thumb:hover{background:#14286452}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;color:var(--ink)}input:focus,select:focus,textarea:focus{outline:none}h1,h2,h3,h4{font-family:var(--display);margin:0}.mono{font-family:var(--mono)}::selection{background:var(--gold-soft)}@keyframes pp-spin{to{transform:rotate(360deg)}}@keyframes pp-fade-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes pp-toast-in{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}@keyframes pp-overlay{0%{opacity:0}to{opacity:1}}@keyframes pp-pop{0%{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}.pp-modal-card{max-height:calc(100vh - 32px)}.pp-fade{animation:pp-fade-up .32s cubic-bezier(.2,.7,.2,1) backwards}.pp-scroll-x{overflow-x:auto}.pp-portal{width:100%;max-width:760px;margin:0 auto;padding:28px 18px 60px}.pp-sections>*{break-inside:avoid;-webkit-column-break-inside:avoid}@media (min-width: 900px){.pp-portal{max-width:1140px;padding:32px 28px 72px}.pp-sections{column-count:2;column-gap:18px}}@media (min-width: 1440px){.pp-sections{column-count:3}}.pp-quick{border:1px solid var(--line);background:var(--navy-50);border-radius:14px;padding:12px 14px 14px;margin-bottom:20px}.pp-quick-hd{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:800;letter-spacing:.9px;text-transform:uppercase;color:var(--navy);margin-bottom:9px}.pp-quick-row{display:flex;flex-wrap:wrap;gap:6px}.pp-quick-row+.pp-quick-row{margin-top:8px;padding-top:8px;border-top:.5px dashed var(--line)}.pp-quick-lbl{width:100%;font-size:10.5px;font-weight:700;color:var(--silver);letter-spacing:.4px;margin-bottom:1px}.pp-group{margin-bottom:20px}.pp-group-hd{display:flex;align-items:baseline;gap:8px;margin:0 2px 9px}.pp-group-hd b{font-size:12px;font-weight:800;letter-spacing:.9px;text-transform:uppercase;color:var(--ink-soft)}.pp-group-hd span{font-size:11.5px;color:var(--silver)}.pp-tiles{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}.pp-tile{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:8px;text-align:left;width:100%;cursor:pointer;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;transition:transform .15s,box-shadow .15s,border-color .15s}.pp-tile:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.pp-tile:focus-visible{outline:2px solid var(--navy);outline-offset:2px}.pp-tile:active{transform:scale(.985)}.pp-t-xl{grid-column:span 6;padding:18px}.pp-t-lg,.pp-t-md{grid-column:span 3}.pp-t-sm{grid-column:span 3;padding:11px 12px;flex-direction:row;align-items:center}@media (min-width: 760px){.pp-t-md,.pp-t-sm{grid-column:span 2}}@media (max-width: 759px){.pp-t-wide{grid-column:span 6}}@media (max-width: 360px){.pp-t-lg{grid-column:span 6}}.pp-page-hd{display:flex;align-items:center;gap:12px;margin-bottom:16px}.pp-back{display:inline-flex;align-items:center;gap:6px;flex-shrink:0;padding:9px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--navy);font-size:13px;font-weight:800;cursor:pointer}.pp-back:hover{background:var(--navy-50)}.pp-back:focus-visible{outline:2px solid var(--navy);outline-offset:2px}.pp-subj-grid{display:grid;grid-template-columns:1fr;gap:10px}@media (min-width: 760px){.pp-subj-grid{grid-template-columns:1fr 1fr}}.pp-subj-card{display:flex;flex-direction:column;gap:10px;text-align:left;width:100%;cursor:pointer;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;transition:transform .15s,box-shadow .15s}.pp-subj-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.pp-subj-card:focus-visible{outline:2px solid var(--navy);outline-offset:2px}.pp-tabs{display:flex;gap:6px;overflow-x:auto;padding:2px 0 10px;margin-bottom:14px;border-bottom:1px solid var(--line);scrollbar-width:none}.pp-tabs::-webkit-scrollbar{display:none}.pp-tab{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:8px 14px;border-radius:11px;border:1px solid var(--line);background:#fff;color:var(--ink-soft);font-size:13px;font-weight:700;cursor:pointer;white-space:nowrap}.pp-tab[aria-selected=true]{background:var(--navy);border-color:var(--navy);color:#fff}.pp-tab:focus-visible{outline:2px solid var(--navy);outline-offset:2px}.pp-tab-n{font-size:10.5px;font-weight:800;border-radius:999px;padding:1px 7px;background:var(--navy-50);color:var(--navy)}.pp-tab[aria-selected=true] .pp-tab-n{background:#ffffff3d;color:#fff}.pp-chap{display:flex;flex-direction:column;gap:10px;padding:12px 13px;border-radius:12px;border:1px solid var(--line);background:#fff}.pp-chap.is-done{background:#f6fbf8;border-color:#cfe8d8}.pp-grp-hd{display:flex;align-items:center;gap:8px;font-size:12px;font-weight:800;color:var(--ink-soft);margin:14px 0 8px}.pp-grp+.pp-grp{margin-top:18px}.pp-grp-hd{margin-top:0}.pp-grp-hd em{font-style:normal;font-size:10.5px;font-weight:800;color:var(--navy);background:var(--navy-50);border-radius:999px;padding:1px 7px}@media (max-width: 640px){main [style*="1fr 1fr"],main [style*="1.4fr 1fr"],main [style*="1.2fr 1fr"],main [style*="minmax(300px"],main [style*="minmax(320px"],main [style*="1fr minmax(300px"],main [style*="1fr 140px 1fr"]{grid-template-columns:1fr!important}}.pp-next{display:flex;align-items:center;gap:14px;width:100%;cursor:pointer;background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:14px 16px;margin-bottom:14px;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s}.pp-next:hover{transform:translateY(-1px);box-shadow:var(--shadow)}.pp-next:focus-visible{outline:2px solid var(--navy);outline-offset:2px}.pp-next-ic{flex-shrink:0;width:50px;height:50px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center}.pp-next-cta{flex-shrink:0;display:inline-flex;align-items:center;gap:6px;color:#fff;font-size:13px;font-weight:800;padding:10px 14px;border-radius:999px}@media (max-width: 520px){.pp-next{flex-wrap:wrap}.pp-next-cta{width:100%;justify-content:center}}.pp-search{position:relative;margin-bottom:14px}.pp-search-box{display:flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 12px}.pp-search-box:focus-within{border-color:var(--navy);box-shadow:0 0 0 3px var(--navy-50)}.pp-search-res{margin-top:6px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow:hidden}.pp-search-hit{display:flex;align-items:center;gap:10px;width:100%;padding:12px 14px;border:none;border-bottom:.5px solid var(--line-soft);background:#fff;cursor:pointer;min-height:46px}.pp-search-hit:last-child{border-bottom:none}.pp-search-hit:hover,.pp-search-hit:focus-visible{background:var(--navy-50);outline:none}.pp-bar{display:none}@media (max-width: 759px){.pp-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:50;background:#fff;border-top:1px solid var(--line);box-shadow:0 -4px 16px #14286414;padding-bottom:env(safe-area-inset-bottom,0)}.pp-bar button{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:58px;border:none;background:transparent;color:var(--ink-soft);font-size:11px;font-weight:700;cursor:pointer}.pp-bar button.on{color:var(--navy)}.pp-bar button.on i{background:var(--navy-50);border-radius:999px;padding:2px 16px}.pp-bar button:focus-visible{outline:2px solid var(--navy);outline-offset:-2px}.pp-portal{padding-bottom:96px}[data-tour=askai]{bottom:calc(74px + env(safe-area-inset-bottom,0px))!important}body:has(.pp-bar) #pp-companion{bottom:calc(70px + env(safe-area-inset-bottom,0px))!important}[data-tour=askai]+div{bottom:calc(136px + env(safe-area-inset-bottom,0px))!important}}.pp-tile-img{display:block;width:calc(100% + 28px);height:84px;margin:-14px -14px 4px;border-radius:13px 13px 0 0;background-size:cover;background-position:center}.pp-tile-img.is-xl{width:calc(100% + 36px);height:118px;margin:-18px -18px 6px;background-position:center 55%}.pp-page-img{height:96px;margin-bottom:14px;border-radius:14px;background-size:cover;background-position:center 45%;border:1px solid var(--line)}.pp-subj-img{display:block;width:calc(100% + 28px);height:96px;margin:-14px -14px 0;border-radius:13px 13px 0 0;background-size:cover;background-position:center 50%}.pp-subj-hero{display:block;height:108px;margin:-14px -16px 12px;border-radius:13px 13px 0 0;background-size:cover;background-position:center 50%}.pp-next{display:flex;align-items:center;gap:12px;flex-wrap:wrap;cursor:default}.pp-next-main{flex:1;min-width:220px;display:flex;align-items:center;gap:14px;border:none;background:transparent;padding:0;cursor:pointer;text-align:left}.pp-next-main:focus-visible{outline:2px solid var(--navy);outline-offset:4px;border-radius:10px}.pp-next-actions{display:flex;gap:8px;flex-wrap:wrap}.pp-next-cta{text-decoration:none;cursor:pointer}@media (max-width: 520px){.pp-next-actions{width:100%}.pp-next-actions .pp-next-cta{flex:1;justify-content:center}}.pp-start{overflow:hidden;background:#fff;border:1.5px solid var(--line);border-radius:16px;margin-bottom:14px;box-shadow:var(--shadow-sm)}.pp-start-img{display:block;height:104px;background-size:cover;background-position:center 35%}.pp-start-step{display:flex;align-items:center;gap:12px;width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;min-height:56px}.pp-start-step:hover,.pp-start-step:focus-visible{background:var(--navy-50);outline:none}.pp-start-n{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}.pp-hero-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;background:#ffffff24;border:1px solid rgba(255,255,255,.22);color:#fff;font-size:12.5px;font-weight:700}.pp-continue{display:flex;align-items:center;gap:12px;width:100%;padding:11px 14px;margin-bottom:12px;border:1.5px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;min-height:54px}.pp-continue:hover,.pp-continue:focus-visible{background:var(--navy-50);outline:none}.pp-flash{animation:pp-flash 1.5s ease}@keyframes pp-flash{0%,60%{box-shadow:0 0 0 3px var(--gold)}to{box-shadow:0 0 0 0 transparent}}.pp-subj-card{padding:12px 14px;gap:9px}.pp-subj-thumb{position:relative;flex-shrink:0;width:64px;height:64px;border-radius:14px;background-size:cover;background-position:center;box-shadow:inset 0 0 0 1px #1428641f}.pp-subj-badge{position:absolute;right:-5px;bottom:-5px;width:24px;height:24px;border-radius:50%;border:2px solid #fff;color:#fff;display:inline-flex;align-items:center;justify-content:center}.pp-chap-pic{position:relative;flex-shrink:0;width:44px;height:44px;border-radius:12px;background-size:cover;background-position:center;display:inline-flex;align-items:center;justify-content:center;box-shadow:inset 0 0 0 1px #1428641f}.pp-chap-num{position:absolute;right:-5px;bottom:-5px;min-width:20px;height:20px;padding:0 4px;border-radius:999px;border:2px solid #fff;color:#fff;font-size:10.5px;font-weight:800;display:inline-flex;align-items:center;justify-content:center}.pp-tile-img{height:60px}.pp-tile-img.is-xl{height:84px}.pp-page-img{height:72px}.pp-subj-hero{height:84px}@media (max-width: 759px){.pp-quick-row:last-child{flex-wrap:nowrap;overflow-x:auto;margin-inline:-14px;padding-inline:14px;scrollbar-width:none}.pp-quick-row:last-child::-webkit-scrollbar{display:none}.pp-quick-row:last-child>*{flex:0 0 auto}.pp-quick-row:last-child .pp-quick-lbl{width:auto;margin:0 2px 0 0;align-self:center;white-space:nowrap}}.pp-chap-head{display:flex;align-items:center;gap:11px;width:100%;padding:0;border:none;background:transparent;cursor:pointer;text-align:left;font:inherit;color:inherit}.pp-chap-head:focus-visible{outline:2px solid var(--navy);outline-offset:4px;border-radius:10px}.pp-chap{gap:9px}.pp-tile,.pp-subj-card,.pp-chap,.pp-next,.pp-start,.pp-continue,.pp-howto-step{border-radius:14px;border:1px solid var(--line);box-shadow:var(--shadow-sm)}.pp-tile:hover,.pp-subj-card:hover,.pp-next:hover{box-shadow:var(--shadow)}.pp-chap{border-radius:14px}.pp-howto-step{display:flex;align-items:flex-start;gap:12px;padding:13px 14px;background:#fff}.pp-howto-step .pp-start-n{margin-top:1px}.pp-link-btn{display:inline-flex;align-items:center;gap:4px;margin-top:6px;padding:4px 0;border:none;background:transparent;color:var(--navy);font-size:12.5px;font-weight:800;cursor:pointer}.pp-link-btn:hover{text-decoration:underline}.pp-chip-btn{display:inline-flex;align-items:center;gap:5px;padding:7px 12px;min-height:34px;border-radius:999px;border:.5px solid var(--line);background:#fff;color:var(--navy);font-size:12px;font-weight:700;cursor:pointer}.pp-chip-btn.on{background:var(--navy);border-color:var(--navy);color:#fff}.pp-rec-thumb{position:relative;flex-shrink:0;width:72px;height:46px;border-radius:10px;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;box-shadow:inset 0 0 0 1px #1428641f}.pp-rec-play{width:26px;height:26px;border-radius:50%;background:#fffffff2;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 2px 6px #00000040}.pp-offline{display:flex;align-items:center;gap:10px;margin-bottom:14px;padding:11px 14px;border-radius:12px;background:#fff4d6;border:1px solid #f0dcae;color:#6b5200;font-size:12.5px;line-height:1.45}.pp-skel-wrap{width:min(92vw,420px);display:flex;flex-direction:column;gap:10px;margin-top:4px}.pp-skel{border-radius:14px;background:linear-gradient(90deg,#e6e9f2 25%,#f3f5fa 37%,#e6e9f2 63%);background-size:400% 100%;animation:pp-shimmer 1.4s ease infinite}@keyframes pp-shimmer{0%{background-position:100% 50%}to{background-position:0 50%}}:focus-visible{outline:2px solid var(--navy);outline-offset:2px}.pp-quick-row button,.pp-quick-row a{min-height:34px}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}html[data-pp-big="1"] .pp-portal{zoom:1.14}html[data-pp-night="1"]{filter:invert(1) hue-rotate(180deg);background:#fff}html[data-pp-night="1"] img,html[data-pp-night="1"] video,html[data-pp-night="1"] iframe,html[data-pp-night="1"] canvas,html[data-pp-night="1"] [style*=background-image],html[data-pp-night="1"] [style*="url("],html[data-pp-night="1"] .pp-subj-thumb,html[data-pp-night="1"] .pp-tile-img,html[data-pp-night="1"] .pp-page-img,html[data-pp-night="1"] .pp-subj-hero,html[data-pp-night="1"] .pp-chap-pic,html[data-pp-night="1"] .pp-start-img,html[data-pp-night="1"] .pp-rec-thumb,html[data-pp-night="1"] #pp-companion{filter:invert(1) hue-rotate(180deg)}