/* Twin-brand homepage only. Do not import into practice or exam interfaces. */
@font-face{font-family:JKNewsreader;src:url('assets/brand/Newsreader.ttf') format('truetype');font-style:normal;font-weight:200 800;font-display:swap}
@font-face{font-family:JKNewsreader;src:url('assets/brand/Newsreader-Italic.ttf') format('truetype');font-style:italic;font-weight:200 800;font-display:swap}
.twin-home{--font-editorial:JKNewsreader,'Iowan Old Style',Georgia,serif;--font-ui:'SF Pro Text',-apple-system,BlinkMacSystemFont,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;--brand-ink:#102d57;--brand-peach:#f6e7dd;--nav-surface:rgba(255,255,255,.84);--brand-text:#102d57;background:radial-gradient(ellipse at 85% 13%,#e8eef780,transparent 34%),var(--bg);font-family:var(--font-ui)}
html[data-theme=dark] .twin-home{--nav-surface:rgba(28,39,51,.92);--brand-text:#e6edf4;background:radial-gradient(ellipse at 85% 13%,#23354b66,transparent 34%),var(--bg)}
.twin-home .twin-nav{position:sticky;top:16px;z-index:50;max-width:1216px;width:calc(100% - 64px);min-height:76px;margin:16px auto 0;padding:14px 24px;gap:24px;border:0;border-radius:27px;background:var(--nav-surface);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);box-shadow:0 12px 32px #102d570a,inset 0 1px 0 #ffffffc0}
html[data-theme=dark] .twin-home .twin-nav{box-shadow:0 12px 32px #0002,inset 0 1px 0 #ffffff12}
.jk-identity{display:flex;align-items:center;gap:20px;flex-shrink:0}.jk-brand{display:inline-flex;align-items:center;gap:9px;white-space:nowrap;color:var(--brand-text)}.jk-emblem{display:grid;place-items:center;width:34px;height:34px;flex:none;border-radius:50%;background:var(--brand-ink);color:var(--brand-peach);font:italic 500 25px/1 JKNewsreader,serif;letter-spacing:-2px;padding-right:3px;font-variation-settings:'opsz' 30;box-shadow:inset 0 0 0 1px #ffffff35,0 3px 8px #102d5712}.jk-wordmark{font:italic 500 28px/1 JKNewsreader,serif;letter-spacing:-.035em;font-variation-settings:'opsz' 30}.jk-byline{font:500 9px/1.5 var(--font-ui);letter-spacing:.18em;color:var(--muted);white-space:nowrap}
.twin-home .site-nav{display:flex;align-items:center;gap:10px;margin-left:auto;font-size:12px;letter-spacing:0}.site-nav>a,.practice-menu summary{display:flex;align-items:center;gap:8px;min-height:44px;padding:10px 12px;color:var(--muted);border-radius:9px;white-space:nowrap}.site-nav>a:hover,.practice-menu summary:hover,.practice-menu[open] summary{background:var(--blue-soft);color:var(--blue)}.practice-menu summary{list-style:none;cursor:pointer}.practice-menu summary::-webkit-details-marker{display:none}.practice-menu summary svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.5}.practice-menu[open] summary svg{transform:rotate(180deg)}
.twin-home .nav-actions{gap:14px}.twin-home #theme{width:38px;height:38px;min-width:38px;min-height:38px;font-size:19px;border-color:transparent;background:transparent}.twin-home .nav-cta{display:flex;align-items:center;justify-content:center;gap:20px;min-height:44px;padding:11px 20px;border-radius:24px;background:var(--brand-ink);color:#fff;font-size:12px;font-weight:500;white-space:nowrap}.twin-home .nav-cta span{margin:0}html[data-theme=dark] .twin-home .nav-cta{background:#c8d9ef;color:#142a46}
.practice-popover{position:absolute;top:calc(100% + 10px);right:0;width:min(680px,100%);padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 50px #102d5720}.menu-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:20px}.menu-heading>span{font-size:9px;letter-spacing:.14em;color:var(--muted)}.menu-heading>a{font-size:11px;padding:8px 0;color:var(--blue)}.menu-subjects{display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:20px}.menu-subjects section{--accent:var(--blue);min-width:0}.menu-subjects .menu-listening{--accent:var(--green)}.menu-subjects .menu-writing{--accent:var(--brown)}.menu-subjects h2{font:400 24px/1.2 var(--font-editorial);letter-spacing:-.02em;margin:0 0 12px;color:var(--accent)}.menu-subjects h2 small{font:400 11px var(--font-ui);margin-left:5px;color:var(--muted)}.menu-subjects a{display:flex;align-items:center;gap:6px;min-height:44px;padding:8px 6px;border-radius:6px;font-size:12px;color:var(--ink)}.menu-subjects a small{font-size:10px;color:var(--muted)}.menu-subjects a span{margin-left:auto;color:var(--accent)}.menu-subjects a:hover{background:var(--bg);color:var(--accent)}
.twin-home .hero{min-height:610px;gap:56px;padding:62px 0 58px}.twin-home[data-page=home] h1{font-size:clamp(44px,5.1vw,70px);font-weight:450;font-variation-settings:'opsz' 60;letter-spacing:-.038em;line-height:1.06;margin:26px 0 25px}.twin-home[data-page=home] h1 em{font-weight:450}.twin-home .lead{font-family:var(--font-ui);font-size:18px;font-weight:400;letter-spacing:.035em;line-height:1.7;margin-bottom:12px}.twin-home .intro{font-size:13px;line-height:1.9}.twin-home .hero .eyebrow{font-size:9px;letter-spacing:.18em}.twin-home .hero .eyebrow>span{width:24px;height:1px;border-radius:0;background:var(--blue)}.twin-home[data-page=home] .primary{background:var(--brand-ink);color:#fff;border-color:var(--brand-ink);min-height:46px;padding:12px 20px;font-size:12px}.twin-home .hero-note{margin-top:30px}.twin-home .tiny-mark{display:grid;place-items:center;width:33px;height:33px;padding:0 2px 0 0;font:italic 500 20px/1 JKNewsreader,serif;letter-spacing:-1px}.twin-home .hero-note>span:last-child>span{font-size:11px}.twin-home .hero-note small{font-size:10px}.twin-home .desk{height:450px;background:radial-gradient(ellipse at 75% 70%,var(--green-soft),transparent 65%),linear-gradient(135deg,var(--blue-soft),var(--bg));border-color:transparent}.twin-home .serif-title{font-size:38px;letter-spacing:-.025em}.twin-home .writing-note p{font-size:24px}.twin-home[data-page=home] h2{font-weight:450;font-variation-settings:'opsz' 40;letter-spacing:-.025em}.twin-home .resource h3{font-weight:450;font-size:37px}.twin-home .resource-count strong{font-weight:400}.twin-home .resource-desc{font-size:12px}.twin-home .index-line{padding:22px 0}.twin-home .section-head h2{margin-top:12px}.twin-home .ways h3{font-size:30px;font-weight:450}.twin-home .closing-note{font-family:var(--font-ui);font-size:14px;letter-spacing:.04em}.twin-home footer{gap:24px}.twin-home footer .jk-identity{gap:14px}.twin-home footer .jk-emblem{width:30px;height:30px;font-size:22px}.twin-home footer .jk-wordmark{font-size:25px}.twin-home footer .jk-byline{font-size:8px}
html[data-theme=dark] .twin-home[data-page=home] .primary{background:#c8d9ef;border-color:#c8d9ef;color:#142a46}.twin-home .skip{z-index:100}.twin-home :is(.nav-cta,summary,a,button){touch-action:manipulation}.twin-home .nav-cta:active{transform:scale(.98)}
@media(max-width:1050px){.twin-home .twin-nav{gap:14px;padding-inline:20px}.twin-nav .jk-identity{gap:5px;flex-direction:column;align-items:flex-start}.twin-nav .jk-byline{font-size:7px;margin-left:43px;letter-spacing:.14em}.twin-home .site-nav{gap:2px}.twin-home .nav-actions{gap:8px}.twin-home .hero{gap:30px}.twin-home[data-page=home] h1{font-size:clamp(42px,5.3vw,56px)}.twin-home .lead{font-size:16px}.twin-home .serif-title{font-size:33px}}
@media(max-width:760px){html{scroll-padding-top:150px}.twin-home .twin-nav{width:calc(100% - 32px);top:12px;margin-top:12px;min-height:0;padding:14px 16px 8px;gap:8px 12px;border-radius:22px;flex-wrap:wrap}.jk-emblem{width:27px;height:27px;font-size:21px}.jk-wordmark{font-size:25px}.jk-brand{gap:7px}.twin-nav .jk-byline{margin-left:34px;font-size:6.5px}.twin-home .nav-actions{margin-left:auto;gap:6px}.twin-home .nav-cta{min-height:40px;padding:9px 14px;font-size:11px;gap:10px}.twin-home .nav-cta span{display:inline}.twin-home #theme{width:34px;height:36px;min-width:34px;min-height:36px}.twin-home .site-nav{order:3;width:100%;margin-left:0;gap:14px;border-top:1px solid var(--line);padding-top:4px;justify-content:center}.site-nav>a,.practice-menu summary{padding:6px 12px;min-height:40px;font-size:12px}.practice-popover{padding:18px 16px;max-height:calc(100dvh - 160px);overflow-y:auto}.menu-subjects{grid-template-columns:1fr 1fr;gap:16px}.menu-subjects .menu-writing{grid-column:1/-1;border-top:1px solid var(--line);padding-top:14px}.menu-subjects h2{font-size:23px;margin-bottom:5px}.menu-heading{margin-bottom:16px;padding-bottom:8px}.menu-heading>span{font-size:8px}.menu-heading>a{font-size:10px}.menu-subjects a{font-size:12px}.twin-home .hero{padding:40px 0 34px;gap:34px;min-height:0}.twin-home[data-page=home] h1{font-size:clamp(39px,11.5vw,60px);line-height:1.08;margin:22px 0}.twin-home .lead{font-size:17px;letter-spacing:.01em}.twin-home .intro{font-size:12px}.twin-home .hero .eyebrow{font-size:8px;letter-spacing:.14em}.twin-home .hero-actions{gap:20px}.twin-home .desk{height:405px}.twin-home .serif-title{font-size:32px}.twin-home .writing-note p{font-size:21px}.twin-home .sheet{height:295px}.twin-home .index-line{gap:10px}.twin-home .index-line p{font-size:10px}.twin-home .index-line b{padding:0 6px}.twin-home[data-page=home] h2{font-size:33px}.twin-home .ways h3{font-size:28px}.twin-home footer .jk-identity{flex-direction:column;align-items:flex-start;gap:5px}.twin-home footer .jk-byline{margin-left:37px;font-size:6.5px}.twin-home footer{gap:18px}.twin-home footer>span{margin-left:auto}.twin-home footer>a{min-height:40px;display:flex;align-items:center}}
@media(max-width:359px){.twin-home .twin-nav{padding-inline:12px;gap:8px}.twin-home .nav-cta{padding-inline:10px}.jk-wordmark{font-size:23px}.twin-home .nav-actions{gap:2px}.twin-home .lead{font-size:15px}.twin-home .hero-actions{gap:16px}.twin-home[data-page=home] .primary{padding-inline:16px}.twin-home .desk{height:385px}.twin-home .serif-title{font-size:28px}}
@media(prefers-reduced-transparency:reduce){.twin-home .twin-nav{background:var(--panel);backdrop-filter:none;-webkit-backdrop-filter:none}}
@media(prefers-contrast:more){.twin-home .twin-nav{background:var(--panel);outline:1px solid var(--muted)}}
@media(prefers-reduced-motion:reduce){.twin-home .nav-cta:active{transform:none}}
/* Match the twin site's lighter text rendering; hierarchy comes from scale. */
.twin-home{-webkit-font-smoothing:antialiased;font-synthesis:none}
.twin-home[data-page=home] h1,.twin-home[data-page=home] h1 em,.twin-home[data-page=home] h2,.twin-home .resource h3,.twin-home .ways h3{font-weight:400}
.twin-home .menu-subjects h2{font-size:24px;line-height:1.25;margin:0 0 12px}
@media(max-width:760px){.twin-home .menu-subjects h2{font-size:23px;margin-bottom:8px}.menu-subjects h2 small{display:block;margin:4px 0 0;white-space:nowrap}}