.landing_page__tPcwv{max-width:62.5rem;margin:0 auto;padding:0 clamp(1.25rem,5vw,3.5rem) 7rem}.landing_narrow__udfr0{max-width:40rem}.landing_masthead__zDpe5{display:flex;justify-content:space-between;align-items:center;gap:1.5rem;flex-wrap:wrap;padding:24px 0}.landing_wordmark__2ICWT{font-family:var(--en);font-size:22px;color:var(--ink);margin:0;font-weight:500;letter-spacing:0}.landing_navLinks__hHshL{display:flex;gap:28px;font-family:var(--mono);font-size:12px;letter-spacing:.04em}.landing_navLinks__hHshL a{color:var(--muted)}.landing_navLinks__hHshL a:hover{color:var(--ink)}.landing_navLinks__hHshL a.landing_get__xqFyO{color:var(--accent)}.landing_breadcrumb__996op{font-family:var(--mono);font-size:12px;color:var(--muted);padding:24px 0}.landing_breadcrumb__996op a{color:var(--muted)}.landing_breadcrumb__996op a:hover{color:var(--ink)}.landing_hero__PgVv7{display:flex;gap:4rem;align-items:flex-start;flex-wrap:wrap;padding:4rem 0 4.5rem}.landing_heroBody__2_0Cn{flex:1 1 26rem}.landing_eyebrowHeading__unNpe,.landing_heroTitle__AT1AI{font-weight:400;margin:0}.landing_heroActions__Aoqp4{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:36px}.landing_cta__YBXAu{display:inline-block;background:var(--accent);color:var(--bg);font-family:var(--en);font-size:18px;padding:14px 26px;border-radius:6px;border:0;cursor:pointer}.landing_cta__YBXAu:hover{color:var(--bg);filter:brightness(1.08)}.landing_cta__YBXAu:disabled{cursor:default;filter:brightness(.8)}.landing_ctaError__BVmXC{display:block;margin-top:12px;color:var(--danger)}.landing_samplePanel__gegvJ{flex:0 1 300px;border:1px solid var(--line);border-radius:10px;padding:30px 26px;background:var(--panel)}.landing_verticalScroll__v6HgX{overflow-x:auto}.landing_vertical__TXXXX{writing-mode:vertical-rl;-webkit-text-orientation:mixed;text-orientation:mixed;font-family:var(--jp);font-size:16px;line-height:2.4;letter-spacing:.04em;color:var(--ink);margin:0}.landing_samplePanel__gegvJ .landing_vertical__TXXXX{height:280px}.landing_firstLines__PD2__ .landing_vertical__TXXXX{height:190px;margin-top:20px}.landing_mark__7_FMj{-webkit-text-decoration-line:underline;text-decoration-line:underline;text-decoration-thickness:1px;text-underline-offset:4px;text-underline-position:left}.landing_mark__7_FMj[data-state=new]{-webkit-text-decoration-color:var(--state-new);text-decoration-color:var(--state-new)}.landing_mark__7_FMj[data-state=learning]{-webkit-text-decoration-style:dotted;text-decoration-style:dotted;-webkit-text-decoration-color:var(--state-learning);text-decoration-color:var(--state-learning)}.landing_sampleKey__BqwiW{font-family:var(--mono);font-size:11px;color:var(--dim);line-height:1.7;margin:22px 0 0;padding-top:16px;border-top:1px solid var(--line)}.landing_sampleKey__BqwiW>div{display:flex;gap:.4em}.landing_sampleKey__BqwiW dd,.landing_sampleKey__BqwiW dt{margin:0}.landing_difficulty__bu6t4{padding-top:26px;border-top:1px solid var(--line)}.landing_difficultyList__UzH_R{margin:22px 0 0;padding:0;list-style:none}.landing_difficultyList__UzH_R a.title{color:var(--ink)}.landing_difficultyList__UzH_R a.title:hover{color:var(--accent)}.landing_footnote__oNn_6{font-family:var(--mono);font-size:11.5px;color:var(--dim);line-height:1.7;margin:18px 0 0}.landing_bookTitle__rNG4_{font-family:var(--jp);font-size:34px;font-weight:500;line-height:1.35;margin:0}.landing_bookMeta__R6Y91{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.04em;margin:8px 0 0}.landing_section__9hSVD{margin-top:36px;padding-top:28px;border-top:1px solid var(--line)}.landing_bookFigures__RKHL5{gap:26px 32px;flex-wrap:wrap}.landing_bookFigures__RKHL5 .n{font-size:38px;line-height:1.1}.landing_bookFigures__RKHL5 .n.landing_accent__hldJ5{color:var(--accent)}.landing_bookFigures__RKHL5 .label{font-size:11px;line-height:1.6;margin-top:5px;max-width:22ch}.landing_coverageBar___1ExB{height:14px;margin-top:18px;background:var(--line);border-radius:7px;overflow:hidden}.landing_coverageBar___1ExB>i{display:block;block-size:100%;background:var(--accent)}.landing_figureNotes__af1_e{margin:20px 0 0;font-family:var(--en);font-size:15px;line-height:1.6;color:var(--muted)}.landing_figureNotes__af1_e>div{display:flex;gap:.75rem;align-items:baseline;flex-wrap:wrap}.landing_figureNotes__af1_e>div+div{margin-top:12px}.landing_figureNotes__af1_e dt{font-family:var(--mono);font-size:12px;color:var(--ink);letter-spacing:.04em;flex:0 0 auto;min-width:4rem}.landing_figureNotes__af1_e dd{margin:0;flex:1 1 18rem}.landing_prose__gg7LW{font-family:var(--en);font-size:15px;line-height:1.65;color:var(--muted);margin:18px 0 0;text-wrap:pretty}.landing_ctaRow__9e37z{margin:34px 0 0}