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/* Reading surface */
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0;display:flex;justify-content:space-between;align-items:center;gap:20px}.article-next h2{font-size:20px;margin-top:10px;line-height:1.7}.article-next .button{white-space:nowrap;font-size:13px}.article-next .small-label{font-size:11px}.next-lesson{padding:20px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:18px;text-decoration:none}.next-lesson>span:first-child{font-size:11px;color:var(--muted);white-space:nowrap}.next-lesson strong{font-size:16px;line-height:1.7}.next-lesson>span:last-child{margin-left:auto;color:var(--blue);font-size:24px}
/* Learning journal */
.journal-hero{display:grid;grid-template-columns:1.5fr 1fr;gap:70px;padding:50px 0 45px;align-items:center}.journal-hero .eyebrow{color:var(--blue)}.journal-hero h1{font-size:52px;line-height:1.6;letter-spacing:.025em;margin-bottom:20px}.journal-hero>div>p:not(.eyebrow){font-size:16px;line-height:2}.journal-profile{padding:28px;background:var(--pale);border-radius:20px;text-align:center}.author-avatar.large{width:65px;height:65px;font-size:37px}.journal-profile h2{font-size:22px;margin:15px 0 8px}.journal-profile>span:not(.author-avatar){font-size:13px;color:var(--muted)}.journal-profile>p{font-size:13px!important;line-height:1.9!important;margin-top:15px}.journal-stats{display:grid;grid-template-columns:repeat(3,1fr);background:white;border:1px solid var(--line);border-radius:18px;padding:26px 30px;gap:16px;text-align:center}.journal-stats>div{border-right:1px solid var(--line)}.journal-stats>div:nth-child(3){border:0}.journal-stats>div>span{display:block;font-size:12px;color:var(--muted)}.journal-stats strong{display:block;font-family:Arial,sans-serif;font-size:37px;font-weight:500;color:var(--blue);margin-top:10px;white-space:nowrap}.journal-stats small{font-size:13px;margin:0 6px}.journal-stats>p{grid-column:1/-1;font-size:11px;line-height:1.8;color:var(--muted);margin-top:7px}.journal-layout{display:grid;grid-template-columns:185px minmax(0,840px);gap:60px;justify-content:center;margin-top:62px}.journal-index{position:sticky;top:40px;align-self:start}.journal-index .small-label{margin-bottom:17px}.journal-index a{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);text-decoration:none;font-size:12px;color:var(--muted)}.journal-index a>span{font-weight:700;color:var(--blue)}.timeline{border-left:1px solid #ccdaef;padding-left:35px}.journal-entry{position:relative;margin-bottom:53px;padding-bottom:40px;border-bottom:1px solid var(--line)}.journal-entry::before{content:'';position:absolute;top:14px;left:-41px;width:11px;height:11px;border:3px solid var(--paper);background:var(--blue);outline:1px solid var(--blue);border-radius:50%}.entry-date{display:flex;align-items:center;gap:20px;flex-wrap:wrap}.entry-date>span:first-child{font-size:13px;color:var(--blue);font-family:Arial,sans-serif}.entry-date strong{font-size:30px;font-weight:500;margin-left:6px}.entry-date time{font-size:12px;color:var(--muted)}.entry-date .pill{margin-left:auto}.journal-entry h2{font-size:27px;line-height:1.8;letter-spacing:.02em;margin:18px 0 14px}.journal-entry>p{font-size:15px;line-height:2.1;margin:20px 0}.entry-intro{font-size:16px!important}.understanding-shift{padding:24px 28px;background:white;border:1px solid var(--line);border-radius:15px}.understanding-shift>div>span{font-size:11px;font-weight:600;color:var(--muted)}.understanding-shift p{font-size:15px;line-height:1.9;margin-top:9px}.understanding-shift>span{color:var(--blue);display:block;font-size:25px;padding:9px 0}.understanding-shift>div:last-child>span{color:var(--blue)}.entry-foot{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px;color:var(--muted);margin-bottom:25px}.entry-foot small{font-size:10px}.entry-lessons{background:var(--pale);border-radius:13px;padding:23px 25px}.entry-lessons>.small-label{font-size:11px;margin-bottom:10px;color:var(--blue)}.entry-lessons a{display:flex;align-items:center;gap:13px;text-decoration:none;font-size:14px;line-height:1.9;padding:12px 0;border-bottom:1px solid #d3dff0}.entry-lessons a:last-child{border:0;padding-bottom:0}.entry-lessons a>span:first-child{font-size:12px;color:var(--blue)}.entry-lessons a>span:last-child{margin-left:auto;color:var(--blue)}.journal-bottom{text-align:center;margin-top:20px;padding:42px;background:var(--pale);border-radius:18px}.journal-bottom .eyebrow{color:var(--blue)}.journal-bottom h2{font-size:26px;line-height:1.7;margin-bottom:18px}.journal-bottom>p:not(.eyebrow){font-size:15px;line-height:2}.journal-bottom .button{margin-top:25px}
/* Flashcards */
.study{max-width:890px;margin:0 auto;padding-top:33px}.study-header{text-align:center;margin-bottom:33px}.study-header .eyebrow{color:var(--blue)}.study-header h1{font-size:43px;line-height:1.5;letter-spacing:.025em}.study-header>p:last-child{font-size:15px;color:var(--muted);line-height:1.9;margin-top:19px}.study-surface{background:white;border:1px solid var(--line);border-radius:20px;padding:25px 30px 17px}.study-settings{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-bottom:20px;border-bottom:1px solid var(--line)}.study-settings label{display:flex;align-items:center;gap:9px;font-size:12px;color:var(--muted);min-width:0}.study-settings select{max-width:320px;border:1px solid #c7d2e4;border-radius:8px;background:white;padding:10px 25px 10px 11px;color:var(--ink);font-size:13px;width:100%}.study-stats{display:flex;justify-content:space-between;gap:15px;font-size:12px;color:var(--muted);margin:20px 0 13px}.progress{height:4px;background:#e5ebf5;border-radius:10px;overflow:hidden}.progress>div{height:100%;background:var(--blue);transition:width .2s}.flashcard{background:var(--pale);border-radius:15px;min-height:310px;padding:30px;margin-top:21px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}.flashcard .eyebrow{font-size:11px;color:var(--blue);margin-bottom:20px}.flashcard h2{font-size:34px;line-height:1.6;overflow-wrap:anywhere}.flashcard .reading{font-size:13px;color:var(--muted);margin:10px 0 20px;overflow-wrap:anywhere}.flashcard .answer{font-size:18px;line-height:1.9;max-width:680px}.flashcard .hint{font-size:13px;line-height:1.9;color:var(--muted);margin-top:15px;max-width:650px}.actions{display:flex;justify-content:center;gap:15px;margin-top:23px}.actions .button{min-width:180px;justify-content:center}.card-link{text-align:center;font-size:12px;color:var(--blue);margin:23px 0 5px}.storage-note{font-size:11px;line-height:1.9;color:var(--muted);margin:20px 5px 43px}.storage-error{font-size:13px;line-height:1.8;background:#fff2df;color:#8c4814;padding:14px;border-radius:9px;margin-top:15px}.deck-list{margin:23px 0}.deck-list details{padding:17px 5px;border-bottom:1px solid var(--line)}.deck-list summary{font-size:17px;line-height:1.8;color:var(--ink)}.deck-list small{font-size:12px;color:var(--muted)}.deck-list p{font-size:15px;line-height:1.95;margin:15px 0}.deck-list .subtle{font-size:13px;color:var(--muted)}.deck-list a{font-size:13px;color:var(--blue)}
@media(min-width:1550px){.home-hero{gap:70px}.hero-copy h1{font-size:76px}.hero-visual{height:540px}}@media(max-width:1320px){main,.site-footer{margin-left:44px;margin-right:44px}.hero-visual{height:480px}.home-columns{gap:28px;grid-template-columns:minmax(0,1fr) 285px}.lesson-card{padding:21px}.article-layout{gap:35px;grid-template-columns:210px minmax(0,790px)}.lesson-meta{flex-wrap:wrap}.reading-time{margin-left:0}.home-hero{gap:30px}.hero-feature{right:-10px}.site-footer{max-width:none}}
@media(max-width:1000px){.site-header{padding:23px 30px}.site-header nav{gap:20px;font-size:12px}.site-header nav a.nav-cards{padding:11px 18px;gap:17px}main,.site-footer{margin-left:30px;margin-right:30px}.hero-copy h1{font-size:clamp(38px,5.2vw,52px)}.hero-copy .eyebrow{font-size:11px}.hero-description{font-size:15px}.hero-copy .button{font-size:12px;padding:14px 18px;gap:20px}.hero-visual{height:460px}.image-title{font-size:32px;left:27px}.hero-feature{width:215px;padding:19px 20px;bottom:45px}.hero-feature strong{font-size:21px}.hero-visual>figcaption{left:20px;bottom:15px;font-size:9px}.learning-path p{font-size:11px}.learning-path strong{font-size:14px}.home-columns{grid-template-columns:minmax(0,1fr) 260px;gap:24px}.lesson-grid{grid-template-columns:1fr}.home-aside{padding-top:0}.journal-mini{padding:20px}.section-heading h2{font-size:25px}.section-count{font-size:10px}.flash-banner{padding:40px;gap:30px}.flash-banner h2{font-size:28px}.sample-card{padding:23px}.sample-card strong{font-size:29px}.article-layout{display:block;max-width:780px;margin:35px auto 0}.article-aside{position:static}.article-aside nav,.article-aside>.small-label,.aside-review{display:none}.back{margin-bottom:24px}.journal-hero{gap:30px}.journal-hero h1{font-size:41px}.journal-layout{grid-template-columns:120px minmax(0,1fr);gap:30px}.journal-entry h2{font-size:24px}.footer-links{gap:16px;font-size:12px}}
@media(max-width:700px){:root{scroll-padding-top:25px}.site-header{padding:21px 22px;flex-wrap:wrap;gap:18px}.brand{gap:9px}.logo-mark{width:37px;height:37px;font-size:32px}.logo-type{font-size:22px}.logo-type small{font-size:8px;margin-top:6px}.site-header nav{width:100%;justify-content:space-between;gap:12px;font-size:12px}.site-header nav a{padding:8px 0}.site-header nav a.nav-cards{padding:9px 16px;gap:17px}main,.site-footer{margin-left:22px;margin-right:22px}main{padding-bottom:50px}.home-hero{grid-template-columns:1fr;padding-top:17px;gap:28px;padding-bottom:35px}.hero-copy{padding:0}.hero-copy .eyebrow{font-size:12px;letter-spacing:.04em;margin-bottom:19px}.hero-copy h1{font-size:clamp(42px,9.8vw,65px);line-height:1.3;margin-bottom:20px}.hero-description{font-size:15px}.hero-description br:nth-child(2){display:none}.hero-copy .button{margin-top:23px;font-size:13px;padding:14px 21px;gap:27px}.hero-caption{font-size:11px;margin-top:14px}.hero-visual{height:370px;border-radius:70px 17px 70px 17px;margin-right:8px}.image-title{font-size:35px;top:27px;left:29px}.hero-feature{bottom:36px;right:-10px;width:205px;padding:18px 20px}.hero-feature strong{font-size:21px}.hero-visual>figcaption{font-size:9px;bottom:15px;left:16px;max-width:155px;padding:6px 8px}.hero-visual>figcaption small{font-size:8px}.learning-path{gap:16px;padding:21px 0;margin-bottom:39px;grid-template-columns:1fr}.learning-path>div{border-right:0;grid-template-columns:32px 1fr;column-gap:12px}.learning-path>div>span{font-size:25px}.learning-path strong{font-size:15px}.learning-path p{font-size:12px}.home-columns{grid-template-columns:1fr;gap:34px}.section-heading h2{font-size:25px}.section-heading .eyebrow{font-size:11px}.section-intro{font-size:13px;line-height:1.8;margin-bottom:22px}.lesson-grid{grid-template-columns:1fr}.lesson-card{padding:22px}.lesson-meta{font-size:11px;gap:12px}.reading-time{margin-left:auto}.lesson-card h3{font-size:21px;margin-top:17px}.lesson-card>p{font-size:14px;margin-bottom:20px}.home-aside{display:grid;grid-template-columns:1fr}.journal-mini{padding:26px}.journal-mini-top{justify-content:space-between}.journal-mini .small-label{font-size:11px}.status-pill{font-size:11px}.journal-mini h3{font-size:23px}.journal-mini>p{font-size:14px}.mini-stats{grid-template-columns:1fr 1fr;padding-top:23px}.mini-stats strong{font-size:27px}.mini-stats div>span{font-size:11px}.mini-stats strong small{font-size:12px}.small-feature{padding:28px 9px 0}.small-feature h3 br{display:none}.small-feature h3{font-size:22px}.small-feature p br{display:none}.flash-banner{grid-template-columns:1fr;padding:29px 26px;margin-top:39px;gap:35px;border-radius:18px}.flash-banner h2{font-size:25px}.flash-banner p:not(.eyebrow){font-size:13px}.sample-card{max-width:270px;margin:0 auto 15px;width:100%;transform:rotate(5deg);min-height:220px}.site-footer{padding-top:28px}.footer-links{width:100%;justify-content:space-between;flex-wrap:wrap;font-size:11px}.footer-bottom{display:block;font-size:10px}.footer-bottom>span{display:block;margin-bottom:9px}.article-layout{margin-top:25px}.article-meta{gap:12px;font-size:11px}.article h1{font-size:29px;line-height:1.7;margin:19px 0 12px}.article-deck{font-size:16px}.article-byline{flex-wrap:wrap;font-size:10px;gap:8px;margin-bottom:25px;padding-bottom:23px}.article-byline time{margin-left:0}.takeaway{padding:24px 23px}.takeaway h2{font-size:21px}.takeaway p:last-child{font-size:15px;line-height:2}.learning-goal{display:block;font-size:13px;line-height:1.9}.learning-goal strong{display:block;margin-bottom:9px}.article-body h2{font-size:22px;margin-top:30px}.article-body p,.article-body li{font-size:16px;line-height:2}.formula{padding:19px;font-size:16px!important}.point{padding:17px 20px}.lesson-figure{padding:22px 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.button{margin-top:20px}.next-lesson{gap:12px;flex-wrap:wrap}.next-lesson strong{font-size:15px;max-width:80%}.next-lesson>span:first-child{width:100%}.journal-hero{grid-template-columns:1fr;padding-top:25px;gap:25px}.journal-hero h1{font-size:35px;line-height:1.7}.journal-hero>div>p:not(.eyebrow){font-size:15px}.journal-profile{padding:25px}.journal-stats{padding:22px 13px;gap:9px;grid-template-columns:1fr 1.7fr 1fr}.journal-stats>div>span{font-size:9px}.journal-stats strong{font-size:27px;margin-top:13px}.journal-stats small{font-size:10px;margin:0 3px}.journal-stats>p{font-size:10px;text-align:left;line-height:1.9}.journal-layout{display:block;margin-top:30px}.journal-index{display:flex;align-items:center;gap:20px;position:static;padding-bottom:25px}.journal-index>.small-label{display:none}.journal-index a{display:block;font-size:10px;text-align:center;border:0}.journal-index a>span{display:block;font-size:12px;margin-bottom:5px}.timeline{padding-left:23px;margin-left:5px}.journal-entry::before{left:-29px}.entry-date{gap:12px}.entry-date strong{font-size:26px}.entry-date time{font-size:11px}.entry-date .pill{margin-left:0;font-size:10px}.journal-entry h2{font-size:23px}.journal-entry>p{font-size:15px}.understanding-shift{padding:21px}.understanding-shift p{font-size:14px}.entry-foot{display:block;font-size:11px}.entry-foot small{display:block;margin-top:10px}.entry-lessons{padding:22px 18px}.entry-lessons a{font-size:13px;gap:10px}.journal-entry{margin-bottom:34px;padding-bottom:30px}.journal-bottom{padding:30px 22px}.journal-bottom h2{font-size:23px}.journal-bottom .eyebrow{font-size:10px}.journal-bottom>p:not(.eyebrow){font-size:14px}.study{padding-top:25px}.study-header{text-align:left;margin-bottom:25px}.study-header .eyebrow{font-size:10px}.study-header h1{font-size:32px;line-height:1.6}.study-header>p:last-child{font-size:14px}.study-surface{padding:20px 17px}.study-settings{display:block}.study-settings label{display:block;margin-bottom:13px;font-size:11px}.study-settings label:last-child{margin-bottom:0}.study-settings select{display:block;max-width:100%;margin-top:8px;font-size:12px;padding:11px}.study-stats{font-size:11px;gap:9px}.flashcard{padding:27px 18px;min-height:295px}.flashcard h2{font-size:28px}.flashcard .reading{font-size:12px}.flashcard .eyebrow{font-size:10px}.flashcard .answer{font-size:16px}.flashcard .hint{font-size:12px}.actions .button{min-width:0;flex:1;font-size:13px;padding:13px 10px}.storage-note{font-size:10px}.term-collection .section-heading h2{font-size:24px}.deck-list summary{font-size:16px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}