:root{--ink:#173b37;--muted:#65736a;--green:#27594b;--cream:#f7f6ee;--line:#dde2d7;--lime:#d7eb9e}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--cream);color:var(--ink);font-family:'DM Sans','Noto Sans Thai',sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #b07833;outline-offset:5px}.wrap{width:min(1200px,90%);margin:auto}header{display:flex;align-items:center;justify-content:space-between;padding:26px 0;border-bottom:1px solid var(--line);gap:24px}.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:21px;letter-spacing:-.7px}.logo{display:grid;place-items:center;background:var(--green);color:var(--lime);width:42px;height:42px;border-radius:50%;font-size:24px;font-weight:500}.brand small{display:block;font-size:11px;font-weight:500;letter-spacing:1px;margin-top:2px}nav{display:flex;gap:28px;font-size:14px}nav a:hover{text-decoration:underline}.youtube{font-size:13px;display:inline-flex;gap:10px;align-items:center;border:1px solid var(--line);padding:12px 17px;border-radius:30px}.hero{display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:60px;padding:82px 0 76px}.eyebrow{display:flex;gap:9px;align-items:center;text-transform:uppercase;letter-spacing:1.7px;font-size:11px;font-weight:700}.dot{width:7px;height:7px;background:#75a66a;border-radius:50%}h1{font-size:clamp(45px,5.5vw,76px);line-height:1.06;letter-spacing:-3.8px;font-weight:500;margin:25px 0}h1 em{font-style:normal;color:#6e8d50}.thai{font-size:22px;margin:0 0 17px;font-weight:500}.intro{font-size:16px;line-height:1.8;color:var(--muted);max-width:420px}.actions{display:flex;align-items:center;gap:25px;margin-top:30px}.primary{display:inline-flex;align-items:center;justify-content:center;gap:22px;background:var(--green);color:white;border-radius:30px;padding:16px 25px;font-size:14px;border:0;cursor:pointer}.textlink{font-size:14px;border-bottom:1px solid #8b9a89;padding-bottom:4px}.hero-art{background:#e7ecdc;border-radius:200px 200px 25px 25px;position:relative;padding:49px 28px 27px;min-height:440px;display:flex;flex-direction:column;justify-content:center}.art-top{align-self:center;font-size:12px;letter-spacing:2px;margin-bottom:24px}.featured{display:block;position:relative;transform:rotate(-3deg);border:7px solid white;border-radius:14px;box-shadow:0 15px 35px #213b3120;overflow:hidden;background:var(--green)}.featured img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}.play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:grid;place-items:center;width:55px;height:55px;border-radius:50%;background:#fffef3ed;color:var(--green);font-size:20px;padding-left:3px}.lesson-note{background:white;padding:16px 21px;border-radius:12px;align-self:flex-end;transform:rotate(3deg);margin-top:20px;box-shadow:0 5px 20px #213b3109;width:75%}.lesson-note small{color:var(--muted);font-size:11px}.lesson-note strong{display:block;font-size:21px;font-weight:500;margin:5px 0}.lesson-note span{font-size:13px;color:var(--muted)}.star{position:absolute;right:12px;top:36px;color:#6e8d50;font-size:48px}.ribbon{border-block:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding:22px 0;font-size:13px;color:var(--muted)}.ribbon b{color:var(--ink);font-weight:500}section{padding:72px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:30px}h2{font-size:34px;line-height:1.2;font-weight:500;letter-spacing:-1.1px;margin:10px 0}p{line-height:1.7}.section-head p{color:var(--muted);font-size:14px;margin:0}.topics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.topic{padding:28px;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;min-height:238px;transition:background .2s}.topic:hover{background:#eaf0dd}.topic .num{font-size:12px;color:var(--muted);display:flex;justify-content:space-between}.topic h3{font-size:22px;font-weight:500;margin:28px 0 7px;letter-spacing:-.5px}.topic p{color:var(--muted);font-size:14px;margin:0}.topic .go{margin-top:24px;font-size:13px}.video-section{padding-top:0}.tools{display:flex;justify-content:space-between;gap:15px;align-items:center;margin:24px 0}.filters{display:flex;gap:8px;flex-wrap:wrap}.filter{border:1px solid var(--line);background:transparent;border-radius:25px;padding:10px 17px;color:var(--ink);font-size:12px;cursor:pointer}.filter.active{background:var(--ink);color:white;border-color:var(--ink)}input{border:1px solid var(--line);background:#fff9;border-radius:25px;padding:11px 17px;width:220px;font-size:12px;color:var(--ink)}.videos{display:grid;grid-template-columns:repeat(3,1fr);gap:30px 22px}.video .thumb{position:relative;overflow:hidden;border-radius:10px;background:#dce4d1}.video img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .25s}.video:hover img{transform:scale(1.035)}.duration{position:absolute;bottom:10px;right:10px;background:#173b37e6;color:white;font-size:11px;padding:4px 7px;border-radius:4px}.tag{font-size:10px;letter-spacing:1.1px;text-transform:uppercase;color:#6e8d50;margin-top:17px;display:block}.video h3{font-size:18px;font-weight:500;line-height:1.4;margin:7px 0}.video p{font-size:13px;color:var(--muted);margin:0}.empty{padding:35px;text-align:center;color:var(--muted)}.practice{border-radius:18px;background:#e7ecdc;padding:35px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px}.practice h2{font-size:30px}.practice p{color:var(--muted);font-size:14px}.flash{background:#fffef8;border-radius:12px;text-align:center;padding:30px}.flash small{font-size:11px;color:var(--muted)}.flash strong{display:block;font-size:30px;font-weight:500;margin:15px}.answer{min-height:30px;font-size:18px}.flash button{border:0;background:none;color:var(--green);cursor:pointer;font-size:12px;text-decoration:underline;margin:15px 10px 0}.about{display:grid;grid-template-columns:1fr 1.4fr;gap:80px;align-items:start;border-top:1px solid var(--line)}.about p{color:var(--muted);font-size:16px;margin-top:10px}.bottom{background:var(--green);color:var(--cream);border-radius:18px;padding:40px;display:flex;align-items:center;justify-content:space-between;gap:30px;margin-bottom:60px}.bottom h2{font-size:29px;margin-top:0}.bottom p{font-size:14px;color:#d6e0cb;margin-bottom:0}.bottom a{background:var(--lime);color:var(--ink);white-space:nowrap}footer{border-top:1px solid var(--line);padding:25px 0;display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}[hidden]{display:none!important}@media(max-width:800px){nav{display:none}.hero{gap:30px;padding:45px 0;grid-template-columns:1fr}.hero-art{min-height:360px;max-width:530px;width:100%;margin:auto}h1{letter-spacing:-2.5px}.topics,.videos{grid-template-columns:repeat(2,1fr)}.topic:last-child{grid-column:1/-1}.ribbon{flex-wrap:wrap;justify-content:center;font-size:12px}.practice,.about{grid-template-columns:1fr;gap:20px}.tools{align-items:stretch;flex-direction:column}input{width:100%}.bottom{align-items:start;flex-direction:column}section{padding:50px 0}.section-head{align-items:start;flex-direction:column}}@media(max-width:480px){.brand{font-size:17px}.youtube{padding:10px;font-size:11px}.topics,.videos{grid-template-columns:1fr}.topic:last-child{grid-column:auto}.thai{font-size:19px}.hero-art{min-height:310px;padding:30px 20px}.section-head h2{font-size:29px}.actions{gap:18px}.practice{padding:22px}.bottom{padding:28px}footer{gap:20px;flex-direction:column}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.article-card{display:block;border:1px solid var(--line);border-radius:14px;padding:28px;background:#fff9}.article-card:hover{background:#eaf0dd}.article-card h3{font-size:23px;line-height:1.6;margin:12px 0;font-weight:600}.article-card p{color:var(--muted);font-size:15px}.article-body{max-width:760px;margin:auto;padding:55px 0 80px;font-size:18px;line-height:1.95}.article-body h1{font-size:clamp(30px,4vw,46px);line-height:1.55;letter-spacing:0}.article-body h2{font-size:25px;line-height:1.65;letter-spacing:0;margin-top:36px}.article-body .lead{color:var(--muted);font-size:21px}.example,.article-body aside{padding:20px 25px;background:#e7ecdc;border-radius:12px;margin:25px 0}.example p{margin:8px 0}.example [lang=nb]{font-weight:500}summary{cursor:pointer} .article-body .textlink{display:inline-block;margin-top:25px}@media(max-width:650px){.article-grid{grid-template-columns:1fr}.article-body{font-size:17px}}

.article-video{padding:10px 0 25px}.article-video iframe{display:block;width:100%;aspect-ratio:16/9;border:0;border-radius:12px;background:#e7ecdc}.video-note,.level-note{font-size:14px;color:var(--muted)}

.alphabet p{font-size:clamp(16px,3.8vw,25px);line-height:1.8;word-spacing:.2em;overflow-wrap:anywhere}

/* Modern visual system */
:root{--ink:#173d3a;--muted:#5c716c;--green:#225b51;--cream:#fcfaf5;--line:#e4e8df;--lime:#f4ca94}body{background:var(--cream)}.wrap{width:min(1240px,90%)}header{padding:22px 0;border-bottom:0}.brand{font-size:22px}.logo{border-radius:14px;background:var(--ink);color:#f7d6a0;box-shadow:0 4px 10px #173d3a15}nav{gap:25px;font-size:13px;font-weight:500}.youtube{background:white;border-color:#e5e7df;font-weight:600}h1{font-weight:600;font-size:clamp(48px,5.9vw,82px);line-height:1.08;letter-spacing:-4px}h1 em{color:#368779}.hero{grid-template-columns:1fr 1.05fr;gap:50px;padding:45px 0 58px}.eyebrow{font-size:10px;letter-spacing:1.6px}.hero>.eyebrow{color:var(--green)}.hero .eyebrow{background:#eaf1e9;padding:10px 14px;border-radius:30px;width:fit-content}.hero .thai{font-size:22px;line-height:1.65}.intro{font-size:16px;max-width:430px}.primary{border-radius:14px;font-weight:600;box-shadow:0 5px 12px #173d3a10;transition:transform .2s,background .2s}.primary:hover{transform:translateY(-2px);background:#173d3a}.textlink{font-weight:500}.hero-art{padding:0;border-radius:28px;min-height:0;background:transparent;position:relative;max-width:none}.learning-art{display:block;width:100%;height:auto;border-radius:28px}.hero-lesson{position:absolute;bottom:20px;right:18px;left:18px;background:#fffdf5f5;border:1px solid white;backdrop-filter:blur(12px);display:flex;align-items:center;gap:13px;padding:16px 19px;border-radius:18px;box-shadow:0 10px 25px #173d3a15}.lesson-icon{background:#f4c993;padding:9px 14px;border-radius:12px;font-size:27px;font-weight:600}.hero-lesson small{font-size:9px;letter-spacing:1px;color:var(--muted);display:block;margin-bottom:5px}.hero-lesson strong{font-size:16px}.hero-lesson>span:last-child{margin-left:auto;font-size:24px}.ribbon{border:1px solid var(--line);border-radius:18px;background:#fff;padding:23px 28px;box-shadow:0 6px 20px #173d3a03}.ribbon b{font-size:12px;font-weight:500}section{padding:78px 0}h2{font-size:36px;letter-spacing:-1.3px;font-weight:600}.section-head{margin-bottom:32px}.section-head .eyebrow{color:#40746a}.topics{gap:20px}.topic{background:white;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:0 6px 20px #173d3a03;transition:transform .2s,box-shadow .2s}.topic:hover{transform:translateY(-5px);background:white;box-shadow:0 15px 35px #173d3a0d}.topic-icon{display:grid;place-items:center;background:#e5efeb;color:#2c695c;width:53px;height:53px;border-radius:15px}.topic-icon svg{width:29px;height:29px}.topic:nth-child(2) .topic-icon{background:#fff0de;color:#9b6130}.topic:nth-child(3) .topic-icon{background:#e8e9f5;color:#656b96}.topic .num{align-items:center}.topic h3{font-weight:600;margin-top:23px}.topic .go{color:var(--green);margin-top:22px}.video-section{padding-top:0}.tools{background:#f0f3ed;padding:10px;border-radius:18px;margin-bottom:25px}.filter{border:0;font-size:12px;padding:11px 17px}.filter.active{box-shadow:0 3px 7px #173d3a12}.tools input{background:white;border:1px solid #e0e6dc;border-radius:12px}.videos{gap:24px}.video{display:block;background:white;border:1px solid var(--line);padding:10px 10px 20px;border-radius:18px;transition:transform .2s,box-shadow .2s}.video:hover{transform:translateY(-4px);box-shadow:0 12px 24px #173d3a0a}.video .thumb{border-radius:11px}.video .tag,.video h3,.video p{margin-left:10px;margin-right:10px}.video .tag{font-size:9px;color:#326c5c}.video h3{font-size:17px;font-weight:600}.video p{font-size:12px;line-height:1.8}.article-grid{grid-template-columns:.9fr 1.1fr;gap:0;background:white;border:1px solid var(--line);border-radius:24px;overflow:hidden}.alphabet-poster{position:relative;display:flex;flex-direction:column;justify-content:center;gap:18px;min-height:300px;padding:40px;background:#e4efe9;background-image:radial-gradient(circle at 100% 0,#f6d496 0,transparent 58%);overflow:hidden}.alphabet-poster strong{font-size:clamp(65px,8vw,112px);letter-spacing:-5px;line-height:1.15;color:#215c50}.alphabet-poster span:first-child{font-size:10px;letter-spacing:2px}.alphabet-poster span{font-size:14px}.alphabet-poster i{position:absolute;right:24px;bottom:24px;font-style:normal;width:36px;height:36px;display:grid;place-items:center;border:1px solid #83a99a;border-radius:50%}.article-card{padding:40px;display:flex;flex-direction:column;justify-content:center;border:0;border-radius:0;background:transparent}.article-card h3{font-size:27px}.article-card .textlink{align-self:flex-start}.practice{background:#e9f0e9;border-radius:24px;padding:45px;position:relative;overflow:hidden}.practice h2{font-size:34px}.flash{border:1px solid #e0e9dc;border-radius:18px;box-shadow:0 12px 30px #173d3a07}.flash strong{font-size:35px}.flash button{font-weight:600;padding:9px 10px;text-decoration:none;background:#eaf1e7;border-radius:10px}.about{margin-top:65px;padding-top:60px}.about h2{font-size:41px}.bottom{padding:46px;border-radius:24px;background:#173d3a;position:relative;overflow:hidden}.bottom:before{content:'Æ';position:absolute;right:31%;top:-55px;font-size:250px;line-height:1;color:#ffffff06;pointer-events:none}.bottom a{position:relative}.bottom a:hover{background:#fce4bd}.bottom h2{font-size:32px}footer{font-size:11px;padding:28px 0}.article-body{max-width:790px;padding-top:35px}.article-body h1{font-size:clamp(31px,4vw,46px);font-weight:600;letter-spacing:0}.article-body h2{font-size:25px;letter-spacing:0}.article-cover{background:#e5eee5;background-image:radial-gradient(ellipse at top right,#f2cd94,transparent 65%);border-radius:22px;padding:30px;display:flex;align-items:center;flex-direction:column;gap:15px;margin:27px 0}.article-cover strong{font-size:clamp(60px,13vw,110px);line-height:1.15;letter-spacing:5px;color:var(--green)}.article-cover span{font-size:12px;letter-spacing:1px}.article-body .example{background:#eef3e9;border:1px solid #e3eada;border-radius:16px}.article-body aside{background:#fff0da;border:1px solid #f0dfc3;border-radius:16px}.article-video iframe{border-radius:18px}.article-body summary{font-weight:600;padding:8px 0;color:var(--green)}@media(max-width:950px){nav{gap:14px}.hero{gap:28px}h1{font-size:61px}.ribbon{padding:20px}.hero-lesson{padding:12px}.hero-lesson strong{font-size:14px}.topics{gap:12px}.topic{padding:21px}.actions{gap:17px}}@media(max-width:800px){.hero{grid-template-columns:1fr;gap:35px;padding:32px 0 38px}.hero h1{font-size:clamp(49px,8vw,70px)}.hero-art{max-width:560px}.ribbon{justify-content:center;gap:15px 25px}.article-grid{grid-template-columns:1fr 1fr}.article-card{padding:26px}.alphabet-poster{padding:26px;min-height:260px}.alphabet-poster strong{font-size:72px}.practice{padding:30px}.about{gap:20px;margin-top:45px}.bottom{padding:32px}header{gap:12px}}@media(max-width:550px){.hero h1{font-size:52px;letter-spacing:-2.8px}.hero .thai{font-size:20px}.hero .eyebrow{font-size:8px}.actions{flex-wrap:wrap;gap:19px}.primary{padding:15px 21px}.ribbon{justify-content:flex-start;padding:20px;font-size:11px;gap:17px;width:100%}.ribbon span{width:calc(50% - 10px)}.ribbon b{font-size:10px}.topics,.videos,.article-grid{grid-template-columns:1fr}.topic:last-child{grid-column:auto}.topic h3{margin-top:18px}.section-head h2{font-size:30px}section{padding:50px 0}.video{padding-bottom:20px}.video h3{font-size:18px}.video p{font-size:14px}.alphabet-poster{min-height:230px}.alphabet-poster strong{font-size:90px}.article-card h3{font-size:24px}.practice{padding:24px}.practice h2{font-size:29px}.flash strong{font-size:29px}.brand{font-size:17px}.brand small{font-size:9px}.logo{width:38px;height:38px}.youtube{font-size:10px;padding:10px}.hero-lesson{bottom:12px;left:12px;right:12px}.hero-lesson small{font-size:8px}.article-body h1{font-size:31px}.article-cover{padding:25px 15px}.article-cover span{font-size:10px}.about h2{font-size:34px}.bottom h2{font-size:29px}}@media(prefers-reduced-motion:reduce){*,*:before{scroll-behavior:auto!important;transition:none!important;transform:none!important}}

.sound-card{border:1px solid var(--line);border-radius:20px;padding:25px;background:white;margin:20px 0}.sound-symbol{font-size:48px;color:var(--green);font-weight:600;line-height:1.5}.sound-symbol small{display:inline-block;font-size:25px;color:var(--muted);margin-left:15px;font-weight:400}@media(max-width:550px){.sound-card{padding:18px}.sound-symbol{font-size:40px}}

.vowel-guide{padding:35px 0}.vowel-guide>h2{margin-top:14px}.vowel-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:25px 0}.vowel-card{background:white;border:1px solid var(--line);padding:20px;border-radius:20px;min-width:0}.vowel-heading{display:flex;align-items:center;justify-content:space-between}.vowel-heading strong{font-size:38px;color:var(--green)}.vowel-heading span{font-size:22px;color:var(--muted)}.vowel-card img{display:block;width:100%;height:auto;border-radius:13px;margin:12px 0}.vowel-card p{font-size:15px;line-height:1.85}.vowel-card .mouth-legend{font-size:13px;color:var(--green)}.vowel-word{display:flex;flex-direction:column;gap:5px;border-top:1px solid var(--line);padding-top:12px;font-size:16px}.vowel-word span:first-child{font-weight:600}.vowel-word span:last-child{font-size:14px;color:var(--muted)}@media(max-width:650px){.vowel-grid{grid-template-columns:1fr}.vowel-card{padding:20px}.vowel-card p{font-size:16px}}

/* Video article and bilingual vocabulary */
.article-feature{margin-bottom:24px}.article-video-poster{display:flex;flex-direction:column;justify-content:center;background:#e4efe9;min-width:0}.article-video-poster img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}.article-video-poster span{padding:18px 24px;font-size:13px;color:var(--green)}.word-list{margin:25px 0;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:white}.word-list>div{display:grid;grid-template-columns:1fr 1.3fr;gap:18px;padding:14px 22px}.word-list>div+div{border-top:1px solid var(--line)}.word-list dt{font-weight:600;color:var(--green);overflow-wrap:anywhere}.word-list dd{margin:0}.article-body .video-note .textlink{font-size:inherit;margin-top:4px}.article-body details p{font-size:17px}@media(max-width:550px){.word-list>div{grid-template-columns:1fr;gap:3px;padding:14px 18px}}
/* Chronological Ep2 article series */
.series-nav{display:block!important;border:1px solid var(--line);background:#eef3e9;border-radius:16px;padding:18px 20px;margin:25px 0}.series-nav p{font-size:14px;font-weight:600;margin:0 0 12px}.series-nav ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}.series-nav li{flex:1 1 180px}.series-nav a{display:block;border:1px solid var(--line);border-radius:10px;background:#fff;padding:9px 12px;font-size:12px;line-height:1.7}.series-nav a>span:first-child{display:block;font-weight:700}.series-nav a[aria-current=page]{background:var(--green);color:#fff;border-color:var(--green)}.series-nav a:hover{box-shadow:0 3px 10px #173d3a18}.series-pagination{display:flex!important;flex-wrap:wrap;gap:16px;margin:35px 0;border-top:1px solid var(--line);padding-top:25px}.series-pagination a{flex:1 1 220px;background:#eef3e9;padding:16px 20px;border-radius:12px;font-size:14px;line-height:1.8}.series-pagination a:hover{background:#e4eddf}.ep2-series{scroll-margin-top:25px;margin-bottom:40px}.ep2-series>.section-head h3{font-size:27px;margin:10px 0}.series-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.series-card{display:flex;flex-direction:column;overflow:hidden;min-width:0;background:white;border:1px solid var(--line);border-radius:18px;transition:transform .2s}.series-card:hover{transform:translateY(-3px)}.series-card>img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}.series-card>div{padding:4px 22px 25px;display:flex;flex-direction:column;flex:1}.series-card h3{font-size:22px;line-height:1.6;margin:12px 0}.series-card p{font-size:14px;color:var(--muted);margin:0 0 20px}.series-card .textlink{align-self:flex-start;margin-top:auto}@media(max-width:950px){.series-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:550px){.series-grid{grid-template-columns:1fr}.series-nav{padding:15px}.series-nav li{flex-basis:100%}.series-nav a{font-size:13px}.series-pagination{flex-direction:column}.series-pagination a{flex-basis:auto}}@media(prefers-reduced-motion:reduce){.series-card:hover{transform:none}}
/* Thai-first navigation, discovery and mobile reading */
.skip-link{position:fixed;top:8px;left:8px;z-index:100;background:var(--ink);color:#fff;padding:14px 20px;border-radius:10px;transform:translateY(-180%)}.skip-link:focus{transform:translateY(0)}.nb-sub{display:block;font-size:14px;line-height:1.7;color:var(--muted);font-weight:400;letter-spacing:0;text-transform:none}.site-nav{display:flex;gap:18px;flex-shrink:0}.site-nav a{font-size:13px;line-height:1.6;min-height:44px;display:flex;flex-direction:column;justify-content:center}.site-nav a>span{font-size:10px;color:var(--muted)}.site-header .brand small{font-size:10px;letter-spacing:0}.hero h1{font-size:clamp(42px,4.8vw,66px);line-height:1.5;letter-spacing:0}.hero .eyebrow{letter-spacing:.4px;font-size:12px}.hero .intro{max-width:490px;font-size:17px;line-height:1.9}.hero>.hero-art{align-self:center}.hero-lesson .nb-sub{font-size:11px;margin-top:3px}.hero-lesson small{letter-spacing:0;font-size:10px}.topic h3{line-height:1.6}.topic>.nb-sub{font-size:12px;margin-bottom:12px}.topic-icon{font-size:18px;font-weight:600}.section-head h2,.practice h2,.about h2,.bottom h2{letter-spacing:0;line-height:1.5}.eyebrow{letter-spacing:.5px}.section-head .nb-sub{margin:6px 0 0}.find-section{padding:30px;background:#eef3e9;border:1px solid var(--line);border-radius:22px;margin:0 0 35px}.find-section .section-head{margin-bottom:18px}.find-section h2{font-size:29px}.search-label{display:block;font-weight:600;font-size:15px;margin-bottom:10px}.content-search-row{display:flex;gap:10px}.content-search-row input{width:100%;min-width:0;flex:1;background:#fff;border-radius:12px;font-size:16px;padding:15px 18px}.content-search-row button{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:12px;padding:12px 18px;cursor:pointer}.helper-text{font-size:14px;color:var(--muted);line-height:1.8}.search-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}.search-result{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 18px;display:flex;flex-direction:column;gap:6px}.search-result .tag{margin:0;font-size:11px;letter-spacing:0}.search-result strong{font-size:17px;line-height:1.6}.search-result:hover{border-color:var(--green)}.library-subheading{font-size:23px;line-height:1.7;margin:35px 0 20px}.filters .filter{min-height:48px;font-size:13px;border-radius:12px;padding:10px 16px}.filter>span{display:block;font-size:10px;opacity:.85}.video .tag,.series-card .tag{letter-spacing:.3px;text-transform:none;font-size:11px}.video .video-norsk{font-size:13px;line-height:1.7}.article-header-nav{display:flex!important;gap:18px;font-size:13px;align-items:center;flex-wrap:wrap}.article-header-nav a{padding:10px 0;min-height:44px}.article-header-nav a:hover{text-decoration:underline}.article-body p,.article-body li{overflow-wrap:anywhere}.article-body summary{min-height:44px}.article-body .eyebrow{line-height:1.8}.practice .flash button{min-height:44px;font-size:14px}.flash .helper-text{margin:8px 0}.answer{font-size:18px;line-height:1.8}.bottom .primary{white-space:normal}.series-nav a{min-height:44px}.series-pagination a{min-height:64px}
@media(max-width:1100px){.site-header{flex-wrap:wrap}.site-header .site-nav{order:3;width:100%;justify-content:space-between;border-block:1px solid var(--line);padding:8px 0}.site-header .youtube{margin-left:auto}}
@media(max-width:800px){.site-header .site-nav{display:flex!important}.hero h1{font-size:clamp(40px,7vw,60px)}.article-header-nav{gap:13px}.ribbon{gap:15px}.hero .intro{max-width:none}.find-section{padding:24px}}
@media(max-width:550px){.site-header{padding:16px 0}.site-header .brand{font-size:17px}.site-header .youtube{font-size:11px;padding:11px}.site-header .site-nav{gap:14px;justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap}.site-nav a{white-space:nowrap;font-size:13px;flex-shrink:0}.site-nav a>span{font-size:10px}.hero h1{font-size:43px;line-height:1.5;letter-spacing:0}.hero .intro{font-size:16px}.hero .eyebrow{font-size:10px}.hero-lesson{padding:12px}.hero-lesson strong{font-size:14px}.ribbon span{width:calc(50% - 9px)}.ribbon b{font-size:11px}.find-section{padding:20px}.find-section h2{font-size:24px}.content-search-row{flex-wrap:wrap}.content-search-row button{font-size:14px}.search-results{grid-template-columns:1fr}.article-header-nav{width:100%;justify-content:space-between;font-size:12px}header:has(.article-header-nav){flex-wrap:wrap}.section-head h2{font-size:28px}.article-body h1{font-size:29px}.helper-text{font-size:13px}.topic .go{font-size:14px}}
/* Teacher illustration and local bilingual reading tools */
.teacher-hero{position:relative}.teacher-hero .learning-art{aspect-ratio:1/1;object-fit:cover;box-shadow:0 16px 45px #173d3a13}.teacher-hero .hero-lesson{background:#fffdf6f5}.learning-studio{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;background:#e9f0e9;border:1px solid #dce7dd;border-radius:26px;padding:38px;margin:0 0 45px;align-items:start}.studio-intro h2{font-size:31px;line-height:1.6;letter-spacing:0;margin:15px 0}.studio-intro p{font-size:16px;line-height:1.9;color:var(--muted)}.studio-intro .studio-note{font-size:11px;margin-top:30px}.studio-demo{min-width:0}.studio-demo>.example{background:#fffdf8;border:1px solid #dce7dd;margin-top:18px}.learning-settings{background:#fffdf8;border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:25px 0}.studio-demo>.learning-settings{margin:0}.learning-settings fieldset{border:0;padding:0;margin:0;min-width:0}.learning-settings legend{font-size:14px;font-weight:600;line-height:1.8;margin-bottom:12px;padding:0}.learning-options{display:flex;flex-wrap:wrap;gap:8px}.learning-options label{display:flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;border-radius:10px;min-height:44px;padding:8px 11px;cursor:pointer;font-size:13px;line-height:1.5}.learning-options label:has(input:checked){background:#e5efe6;border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green)}.learning-options input{width:16px;height:16px;padding:0;margin:0;accent-color:var(--green);flex-shrink:0}.learning-help,.learning-status{font-size:12px!important;line-height:1.8!important;color:var(--muted);margin:12px 0 0}.learning-status{color:var(--green)}.translation-pair{padding:12px 0}.translation-pair+.translation-pair{border-top:1px solid #dce5d7;margin-top:10px}.translation-pair .learning-nb{font-size:20px;font-weight:500;line-height:1.8;color:var(--ink);margin:0 0 8px}.translation-pair .learning-th{font-size:17px;line-height:1.9;color:var(--muted);margin:0 0 8px}.translation-toggle{display:inline-flex;align-items:center;min-height:44px;padding:8px 12px;border:1px solid #cedccc;border-radius:10px;background:#fffef8;color:var(--green);font-size:12px;line-height:1.6;cursor:pointer;text-align:left}.translation-toggle:hover{background:#e2ecd9}.vowel-word.translation-pair .learning-nb{font-size:17px}.vowel-word.translation-pair .learning-th{font-size:15px}.vowel-word .translation-toggle{align-self:start}.word-translate{display:flex;flex-direction:column;gap:4px;align-items:start;width:100%;padding:0;border:0;background:transparent;color:var(--green);text-align:left;cursor:pointer;min-height:44px;font-size:inherit;font-weight:600}.word-translate>span:first-child{text-decoration:underline;text-decoration-style:dotted;text-underline-offset:5px}.word-action{font-size:11px;font-weight:400;color:var(--muted)}.inline-word{font:inherit;font-weight:500;color:var(--green);padding:2px 3px;border:0;border-bottom:1px dashed #408273;background:#e5efdf80;cursor:pointer;line-height:inherit;border-radius:3px}.inline-word:hover{background:#dceacb}.inline-definition{font-size:.9em;color:#486e5f;background:#f4f0dc;border-radius:4px;padding:2px 4px;overflow-wrap:anywhere}.word-demo{font-size:14px;line-height:2}.word-demo .inline-word{min-height:44px;margin:5px 6px 0 0;border:1px dashed #9db69b;border-radius:10px;background:#fffdf8;padding:7px 12px;font-size:16px}.series-more{text-align:center;margin:25px 0 0}.series-more button{font:inherit;font-size:14px;color:var(--green);background:#fff;border:1px solid #adc3b1;padding:13px 22px;min-height:48px;border-radius:12px;cursor:pointer}.series-more button:hover{background:#eaf1e5}.series-nav .nb-sub{font-size:11px}.learning-settings~h2{scroll-margin-top:20px}@media(max-width:800px){.learning-studio{grid-template-columns:1fr;gap:18px;padding:28px}.studio-intro .studio-note{margin-top:12px}.studio-intro h2{font-size:28px}}@media(max-width:550px){.learning-studio{padding:22px;margin-bottom:30px}.learning-settings{padding:15px}.learning-options{gap:7px}.learning-options label{font-size:12px;padding:8px}.learning-settings legend{font-size:13px}.studio-intro h2{font-size:26px}.translation-pair .learning-nb{font-size:19px}.translation-pair .learning-th{font-size:16px}.translation-toggle{font-size:11px}.teacher-hero .hero-lesson{left:10px;right:10px;bottom:10px}.word-list>div{gap:10px}}
/* Saved full-site Norwegian and Thai translations */
.site-language{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px;padding:15px 20px;margin:0 0 12px;background:#edf2e9;border:1px solid var(--line);border-radius:14px}.site-language-label{font-size:13px;font-weight:600}.site-language-buttons{display:flex;flex-wrap:wrap;gap:7px}.site-language-buttons button{font:inherit;font-size:13px;min-height:44px;border:1px solid #cad8c7;border-radius:10px;padding:8px 15px;background:#fff;color:var(--ink);cursor:pointer}.site-language-buttons button[aria-pressed=true]{background:var(--green);border-color:var(--green);color:white}.site-language-status{font-size:12px;color:var(--muted);margin-left:auto}.site-norwegian{display:none}body[data-site-language=nb] .site-original{display:none}body[data-site-language=nb] .site-norwegian,body[data-site-language=both] .site-norwegian{display:inline}.site-copy-block{display:block}body[data-site-language=nb] .site-copy-block>.site-norwegian{display:block}body[data-site-language=both] .site-copy-block>.site-original{display:block}body[data-site-language=both] .site-copy-block>.site-norwegian{display:block;padding-left:12px;border-left:2px solid #a7bca8;margin-top:9px;color:#355b50}body[data-site-language=both] .site-copy:not(.site-copy-block)>.site-norwegian:before{content:' / ';color:var(--muted)}body[data-site-language=nb] .site-nav a>span[lang=nb],body[data-site-language=both] .site-nav a>span[lang=nb]{display:none}body[data-site-language=nb] .nb-sub,body[data-site-language=both] .nb-sub{display:none}.site-language button:focus-visible{outline:3px solid #b07833;outline-offset:3px}body[data-site-language=both] .site-nav{gap:12px}body[data-site-language=both] .site-nav a{white-space:normal;max-width:160px}body[data-site-language=nb] .hero h1{line-height:1.2;font-size:clamp(40px,4.7vw,62px)}body[data-site-language=both] .hero h1{font-size:clamp(34px,3.8vw,50px);line-height:1.45}body[data-site-language=both] .hero .site-copy-block>.site-norwegian{font-size:.72em;color:var(--green)}body[data-site-language=both] .hero-lesson{position:relative;left:auto;right:auto;bottom:auto;margin-top:12px}body[data-site-language=both] .teacher-hero .learning-art{aspect-ratio:1/1}.series-nav .site-copy{overflow-wrap:anywhere}@media(max-width:800px){.site-language-status{width:100%;margin-left:0}.site-language{padding:13px 15px}.site-language-label{width:100%}}@media(max-width:550px){.site-language-buttons{width:100%}.site-language-buttons button{padding:9px 13px;font-size:12px}.site-language-label{font-size:12px}body[data-site-language=both] .site-nav a{font-size:12px;min-width:75px}body[data-site-language=both] .hero h1{font-size:35px}body[data-site-language=nb] .hero h1{font-size:42px}body[data-site-language=both] .site-copy-block>.site-norwegian{padding-left:9px}.site-language-status{font-size:11px}}
/* In Norwegian helper mode, show each Norwegian reading example once. */
body[data-site-language=nb] .learning-settings,body[data-site-language=nb] .translation-pair>.learning-th,body[data-site-language=nb] .translation-pair>.translation-toggle{display:none!important}body[data-site-language=nb] .translation-pair>.learning-nb[hidden]{display:block!important}body[data-site-language=both] .translation-pair>.learning-th .site-norwegian{display:none!important}body[data-site-language=both] .translation-pair>.learning-th .site-original{display:inline}body[data-site-language=both] .translation-pair>.learning-th .site-copy-block>.site-original{display:block}
body[data-site-language=nb] .filter>span[lang=nb],body[data-site-language=both] .filter>span[lang=nb],body[data-site-language=nb] .video-norsk,body[data-site-language=both] .video-norsk{display:none}
body[data-site-language=both] .site-header{flex-wrap:wrap}body[data-site-language=both] .site-header .site-nav{order:3;width:100%;max-width:none;justify-content:space-between;padding:10px 0;border-block:1px solid var(--line)}body[data-site-language=both] .site-header .youtube{margin-left:auto;max-width:270px;white-space:normal}body[data-site-language=both] .site-header .brand{max-width:360px}@media(max-width:550px){body[data-site-language=both] .site-header .brand{max-width:100%}body[data-site-language=both] .site-header .youtube{max-width:100%;margin-left:0}body[data-site-language=both] .site-header .site-nav{justify-content:flex-start}}
/* One language choice; quiet, readable examples. */
.site-language{justify-content:flex-end;gap:0;padding:0 0 18px;margin:0;border:0;background:transparent;border-radius:0}.site-language-buttons{display:inline-flex;width:auto!important;gap:3px;background:#edf1e9;border:1px solid var(--line);border-radius:24px;padding:3px}.site-language-buttons button{min-height:38px;border:0;border-radius:20px;background:transparent;padding:7px 18px;font-size:13px}.site-language-buttons button[aria-pressed=true]{background:var(--green);color:white}.site-language-status{position:absolute;width:1px!important;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.site-language-label,.learning-settings,.translation-toggle,.word-action{display:none!important}.example>p[lang=nb]{font-size:20px;font-weight:500;margin-bottom:4px}.example .example-meaning{font-size:16px;color:var(--muted);margin-top:0;margin-bottom:18px}.example .example-meaning:last-child{margin-bottom:0}body[data-site-language=nb] .example-meaning{display:none}.site-nav a>span[lang=nb],.nb-sub{display:none}.learning-studio{padding:28px 32px}.studio-intro .studio-note{font-size:11px}.word-list dt{color:var(--green);font-weight:600}.word-list dd{line-height:1.85}.vowel-word span:last-child{font-size:15px}@media(max-width:550px){.site-language{padding:0 0 14px}.site-language-buttons button{min-height:40px;padding:7px 17px}.learning-studio{padding:22px}.example>p[lang=nb]{font-size:19px}.example .example-meaning{font-size:16px}}

.start-section{padding:45px 0 10px}.start-section .section-head{margin-bottom:24px}.start-section .article-grid{border-color:#c7d8c9;box-shadow:0 8px 28px #173d3a06}.start-section .article-card{background:#fffdf7}.start-section .article-card .textlink{background:var(--green);color:white;border:0;padding:12px 21px;border-radius:12px;margin-top:12px}.start-section .alphabet-poster{min-height:280px}@media(max-width:550px){.start-section{padding:35px 0 5px}.start-section .alphabet-poster{min-height:210px}.start-section h2{line-height:1.6}}

.brand-image{display:block;flex:0 0 auto;width:270px;max-width:42%;line-height:0}.brand-image img{display:block;width:100%;height:auto}.site-header .brand-image{max-width:42%}@media(max-width:800px){.brand-image{width:240px;max-width:52%}.site-header .brand-image{max-width:52%}}@media(max-width:550px){.brand-image{width:220px;max-width:62%}.site-header .brand-image{max-width:62%}.article-header-nav{flex-wrap:wrap}}

.level-menu{display:flex;gap:18px;align-items:center;font-size:14px}.level-menu details{position:relative}.level-menu summary{cursor:pointer;min-height:44px;display:flex;align-items:center;font-weight:600}.level-menu details>div{position:absolute;right:0;top:100%;z-index:20;display:grid;min-width:150px;padding:8px;background:#fffdf8;border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 24px #173b371a}.level-menu details a{padding:12px 20px}.level-menu a:hover{color:var(--green);text-decoration:underline}.level-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:28px 0}.level-grid .topic{min-width:0;padding:26px}.level-grid .topic h3{font-size:22px}.article-body>.level-grid .topic p{font-size:15px}.level-grid .tag{font-size:14px;font-weight:700}.level-grid .go{display:block;margin-top:16px}header{gap:20px;flex-wrap:wrap}@media(max-width:600px){.level-grid{grid-template-columns:1fr}.level-menu{width:100%;justify-content:space-between;font-size:13px}.level-menu details>div{left:0;right:auto}.level-grid .topic{padding:22px}}

.level-lesson-list{list-style:none;padding:0}.level-lesson-list li{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:16px 0;border-bottom:1px solid var(--line)}.level-lesson-list a{text-decoration:underline;text-underline-offset:4px}.level-lesson-list .tag{flex-shrink:0;font-size:11px}@media(max-width:550px){.level-lesson-list li{align-items:flex-start;gap:10px}.level-lesson-list .tag{font-size:10px}}

.level-help{margin:18px 0 26px;border:1px solid var(--line);border-radius:16px;background:#f4f6ef}.level-help>summary{cursor:pointer;padding:15px 20px;font-size:14px;font-weight:600;color:var(--green)}.level-help[open]>summary{border-bottom:1px solid var(--line)}.level-help-content{padding:4px 22px 24px;font-size:15px;line-height:1.85}.level-help-content>p{font-size:15px}.level-help-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:20px 0}.level-explanation{background:white;border:1px solid var(--line);border-radius:12px;padding:20px;min-width:0}.level-explanation h3{font-size:18px;line-height:1.8;margin:0 0 10px}.level-explanation h3>span{display:inline-block;background:#e4eee4;border-radius:7px;padding:2px 8px;color:var(--green)}.level-explanation p{font-size:15px}.level-explanation small{font-size:11px;color:var(--muted)}.level-explanation .level-example{border-left:3px solid #b4cdbb;padding-left:12px;line-height:1.7}.level-help summary:focus-visible{outline:3px solid #b07833;outline-offset:3px}@media(max-width:650px){.level-help-grid{grid-template-columns:1fr}.level-help-content{padding:3px 16px 20px}.level-explanation{padding:17px}}