:root{--navy:#0b1f3a;--blue:#164e8b;--gold:#d4af37;--cream:#f7f9fc;--ink:#172033;--muted:#667085;--line:#e5eaf1;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--cream);line-height:1.6}.gr-header{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(18px,5vw,70px);position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);font-weight:800}.brand img{width:42px;height:42px;object-fit:contain}.gr-header nav{display:flex;gap:24px}.gr-header nav a{color:#344054;text-decoration:none;font-weight:600;font-size:14px}.gr-header nav a:hover{color:var(--blue)}.gr-hero{padding:72px clamp(18px,7vw,90px);background:linear-gradient(135deg,#071a33,#124f8f);color:#fff;position:relative;overflow:hidden}.gr-hero:after{content:"";position:absolute;width:380px;height:380px;border-radius:50%;right:-130px;top:-150px;background:rgba(212,175,55,.16)}.gr-wrap{max-width:1160px;margin:auto;position:relative;z-index:1}.eyebrow{display:inline-flex;padding:7px 12px;border:1px solid rgba(255,255,255,.2);border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}.gr-hero h1{font-size:clamp(38px,6vw,66px);line-height:1.02;margin:18px 0 14px;max-width:820px}.gr-hero p{font-size:18px;max-width:700px;color:#dce8f7}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:12px 18px;text-decoration:none;font-weight:800;border:1px solid transparent}.btn.gold{background:var(--gold);color:#101b2d}.btn.light{background:#fff;color:var(--navy)}.section{padding:56px clamp(18px,5vw,70px)}.section h2{font-size:32px;margin:0 0 10px}.section-intro{color:var(--muted);max-width:700px}.grade-grid,.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.grade-card,.topic-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 8px 25px rgba(20,35,60,.05);transition:.2s}.grade-card:hover,.topic-card:hover{transform:translateY(-4px);box-shadow:0 16px 35px rgba(20,35,60,.1);border-color:#cad7e8}.grade-num{font-size:12px;font-weight:800;color:var(--blue);text-transform:uppercase}.grade-card h3,.topic-card h3{margin:8px 0;font-size:21px}.topic-card p,.grade-card p{color:var(--muted);font-size:14px}.topic-icon{width:52px;height:52px;border-radius:16px;background:#edf4fc;display:grid;place-items:center;font-size:25px}.topic-card a,.grade-card a{display:inline-block;margin-top:10px;color:var(--blue);font-weight:800;text-decoration:none}.note{background:#fff;border-left:4px solid var(--gold);padding:18px 20px;border-radius:12px;margin-top:28px}.lesson{max-width:900px;margin:42px auto}.lesson-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:clamp(22px,5vw,44px);box-shadow:0 12px 35px rgba(20,35,60,.06)}.lesson-card h2{margin-top:30px}.example{background:#f4f8fd;border-radius:16px;padding:18px;margin:18px 0}.example strong{color:var(--blue)}.checklist{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;padding:0;list-style:none}.checklist li{background:#f8fafc;border:1px solid var(--line);padding:12px 14px;border-radius:12px}.gr-footer{padding-top:0;padding-bottom:0}.gr-footer strong{font-size:20px;color:#fff}.gr-footer a{display:block;color:#d9e3ef;text-decoration:none;margin:6px 0}.gr-footer .copy{grid-column:1/-1;text-align:center;border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:13px;color:#aebdce}.whatsapp{position:fixed;right:20px;bottom:20px;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:#25d366;color:#fff;text-decoration:none;font-size:25px;box-shadow:0 10px 25px rgba(0,0,0,.18);z-index:30}@media(max-width:800px){.gr-header nav{display:none}.grade-grid,.topic-grid{grid-template-columns:1fr 1fr}.gr-footer{grid-template-columns:1fr}.gr-footer .copy{grid-column:auto}.gr-hero{padding-top:52px}}@media(max-width:520px){.grade-grid,.topic-grid{grid-template-columns:1fr}.gr-hero h1{font-size:42px}.section{padding:42px 16px}.checklist{grid-template-columns:1fr}}

/* V5 free-resource learning experience */
.gr-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid #e7eaf0}.gr-header .brand{color:#10243b!important}.gr-header .brand span{color:#10243b!important;font-weight:800}.gr-header nav a{color:#344054!important}.gr-hero{background:radial-gradient(circle at 80% 20%,rgba(227,179,65,.2),transparent 35%),linear-gradient(135deg,#f4f8fc,#fffdf5);padding:78px 0 62px}.gr-hero h1{font-size:clamp(40px,6vw,68px);line-height:1.03;letter-spacing:-2px;max-width:850px}.gr-hero p{font-size:18px;max-width:760px;color:#526173}.gr-hero .hero-actions{margin-top:25px}.resource-intro{display:grid;grid-template-columns:1.3fr .7fr;gap:22px;align-items:stretch}.resource-panel{background:#fff;border:1px solid #e4e9f0;border-radius:24px;padding:28px;box-shadow:0 16px 45px rgba(16,24,40,.07)}.resource-panel h3{font-family:Manrope;margin:0 0 8px}.resource-panel p{color:#667085}.learning-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}.learning-chip{padding:15px;border-radius:16px;background:#f7f8fa;border:1px solid #e8ebf0;font-weight:700}.topic-card{position:relative;overflow:hidden}.topic-card:before{content:"";position:absolute;inset:0 0 auto;height:4px;background:linear-gradient(90deg,#e3b341,#173b5b)}.topic-icon{width:62px;height:62px;display:grid;place-items:center;border-radius:18px;background:linear-gradient(135deg,#eef5ff,#fff7df);font-size:28px}.lesson-page{background:#f7f8fb}.lesson-shell{width:min(1080px,calc(100% - 32px));margin:auto;padding:44px 0 80px}.lesson-hero-card{display:grid;grid-template-columns:1fr 320px;gap:28px;align-items:center;background:#fff;border:1px solid #e3e8ef;border-radius:28px;padding:34px;box-shadow:0 20px 60px rgba(16,24,40,.08)}.lesson-hero-card img{width:100%;border-radius:22px}.lesson-hero-card h1{font-family:Manrope;font-size:clamp(34px,5vw,54px);line-height:1.04;margin:8px 0 12px}.lesson-hero-card p{color:#667085;font-size:16px}.lesson-badge{display:inline-flex;padding:7px 10px;border-radius:999px;background:#fff7df;color:#8b6711;font-size:11px;font-weight:900;letter-spacing:.7px}.content-grid{display:grid;grid-template-columns:1.45fr .55fr;gap:20px;margin-top:20px}.content-card{background:#fff;border:1px solid #e3e8ef;border-radius:24px;padding:28px}.content-card h2{font-family:Manrope;font-size:25px;margin:0 0 12px}.content-card h3{font-family:Manrope;margin-top:25px}.example-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.example-box{padding:17px;border-radius:16px;background:#f7f9fc;border:1px solid #e6eaf0}.example-box b{display:block;margin-bottom:4px;color:#173b5b}.practice-list{counter-reset:item;list-style:none;padding:0}.practice-list li{counter-increment:item;display:flex;gap:12px;margin:11px 0;padding:13px;border-radius:14px;background:#fbfcfe;border:1px solid #edf0f4}.practice-list li:before{content:counter(item);flex:0 0 28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#10243b;color:#fff;font-size:12px;font-weight:800}.answer-box{background:#f5f2e9;border:1px dashed #d6b75c;border-radius:18px;padding:18px}.alphabet-board{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}.letter-card{padding:14px 8px;text-align:center;border-radius:15px;background:linear-gradient(180deg,#fff,#f6f9fc);border:1px solid #e2e8ef}.letter-card b{font-size:25px;color:#10243b}.letter-card span{display:block;font-size:11px;color:#667085}.resource-cta{margin-top:22px;background:#10243b;color:#fff;border-radius:24px;padding:25px}.resource-cta p{color:#c8d2dc}.resource-cta a{color:#10243b;background:#e3b341;padding:11px 15px;border-radius:10px;text-decoration:none;font-weight:900;display:inline-block}.gr-footer{margin-top:0}.gr-footer .copy{text-align:center!important}
@media(max-width:800px){.resource-intro,.lesson-hero-card,.content-grid{grid-template-columns:1fr}.learning-strip{grid-template-columns:1fr}.alphabet-board{grid-template-columns:repeat(4,1fr)}.lesson-shell{padding-top:25px}.lesson-hero-card{padding:22px}.example-row{grid-template-columns:1fr}}

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@500;600;700;800&family=Poppins:wght@500;600;700;800&display=swap');
:root{--coral:#ff7b67;--mint:#45c7a5;--sun:#f5c84b;--violet:#8b7cf6;--sky:#55aef6}
body{font-family:Poppins,Inter,system-ui,sans-serif;background:#f7f9fc;color:#10243b}
.gr-header{height:78px;padding:0 clamp(16px,5vw,64px);box-shadow:0 4px 20px rgba(16,36,59,.04)}
.gr-header .brand img{width:44px;height:44px;display:block}.gr-header .brand{font-family:Manrope,sans-serif;font-size:16px}.gr-header nav a{font-family:Poppins,sans-serif}
.lesson-shell{padding-bottom:96px}.lesson-hero-card{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff 0%,#f5f9ff 58%,#fff8df 100%);border:1px solid #e1e7ef;box-shadow:0 24px 70px rgba(16,36,59,.10);padding:42px}
.lesson-hero-card:before{content:"";position:absolute;width:170px;height:170px;border-radius:50%;background:rgba(85,174,246,.10);right:-45px;top:-50px}.lesson-hero-card:after{content:"";position:absolute;width:100px;height:100px;border-radius:28px;background:rgba(255,123,103,.08);right:250px;bottom:-48px;transform:rotate(25deg)}
.lesson-hero-card>div,.lesson-hero-card>img{position:relative;z-index:1}.lesson-hero-card img{min-height:210px;object-fit:cover;background:#f4f7fb;border:1px solid #e8edf3;box-shadow:0 14px 35px rgba(16,36,59,.08)}
.lesson-hero-card h1{font-family:Manrope,Poppins,sans-serif;font-weight:800;letter-spacing:-1.8px;color:#10243b}.lesson-hero-card p{font-size:17px;color:#5c6d82}.learning-chip{background:#fff;border:1px solid #e1e8f0;box-shadow:0 7px 18px rgba(16,36,59,.05);font-size:13px}.learning-chip:nth-child(1){border-left:4px solid var(--sky)}.learning-chip:nth-child(2){border-left:4px solid var(--mint)}.learning-chip:nth-child(3){border-left:4px solid var(--coral)}
.content-card{box-shadow:0 18px 50px rgba(16,36,59,.06);padding:32px}.content-card h2,.content-card h3{font-family:Manrope,Poppins,sans-serif;color:#10243b}.content-card h2{font-weight:800}.content-card p{font-size:15px}.example-row{grid-template-columns:repeat(3,1fr)}.example-box{background:linear-gradient(180deg,#fff,#f7faff);min-height:105px;display:flex;flex-direction:column;justify-content:center}.example-box:nth-child(3n+1){border-top:4px solid var(--sky)}.example-box:nth-child(3n+2){border-top:4px solid var(--mint)}.example-box:nth-child(3n){border-top:4px solid var(--sun)}
.kids-concept-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:18px 0}.kids-concept{border:1px solid #e2e8ef;border-radius:18px;padding:18px;background:#fff;box-shadow:0 8px 24px rgba(16,36,59,.045)}.kids-concept .tag{display:inline-block;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;padding:5px 9px;border-radius:999px;background:#eef6ff;color:#1764a5;margin-bottom:9px}.kids-concept h4{margin:0 0 6px;font-family:Manrope,sans-serif;font-size:17px}.kids-concept p{margin:0;color:#5f7084}.visual-example{margin:22px 0;padding:20px;border-radius:22px;background:linear-gradient(135deg,#eef8ff,#fff8df);border:1px solid #dce7f2}.visual-example .sentence{font-size:20px;font-weight:700;line-height:1.5}.visual-example .highlight{display:inline-block;padding:2px 7px;border-radius:8px;background:#ffe49b;color:#18324f}.mini-quiz{margin:24px 0;padding:22px;border-radius:22px;background:#10243b;color:#fff}.mini-quiz h3{color:#fff!important;margin-top:0}.quiz-options{display:flex;flex-wrap:wrap;gap:10px;margin:12px 0}.quiz-option{border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.08);color:#fff;border-radius:12px;padding:10px 14px;font-weight:700;cursor:pointer}.quiz-option.correct{background:#45c7a5;color:#0d2a24}.quiz-option.wrong{background:#ff7b67;color:#fff}.quiz-feedback{min-height:24px;font-weight:700;color:#ffe8a5}.answer-box{background:linear-gradient(135deg,#fff9e9,#f4fbf8);border:1px dashed #d4b44d}.resource-cta{background:linear-gradient(135deg,#10243b,#174d79);box-shadow:0 18px 40px rgba(16,36,59,.15)}
.gr-footer{background:linear-gradient(135deg,#071a33,#102d4d);padding-top:50px;padding-bottom:34px}.gr-footer strong{font-family:Manrope,sans-serif}.gr-footer a:hover{color:#f5c84b}.whatsapp{font-size:0}.whatsapp:after{content:'↗';font-size:22px;font-weight:900}
.alphabet-board{gap:11px}.letter-card{transition:transform .18s,box-shadow .18s;border-top:4px solid var(--sky)}.letter-card:nth-child(3n+2){border-top-color:var(--mint)}.letter-card:nth-child(3n){border-top-color:var(--sun)}.letter-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(16,36,59,.10)}
@media(max-width:800px){.example-row,.kids-concept-grid{grid-template-columns:1fr}.lesson-hero-card{padding:24px}.lesson-hero-card img{min-height:180px}}

.topic-icon{overflow:hidden;padding:6px}.topic-icon img{width:100%;height:100%;object-fit:cover;border-radius:13px}.topic-card{min-height:285px}.topic-card h3{font-family:Manrope,Poppins,sans-serif}.knowledge-section{margin-top:18px}.knowledge-section>h2{margin-top:0}

/* V7: explicit contrast and child-friendly learning UI */
.gr-hero h1,.gr-hero .eyebrow{color:#10243b!important}
.gr-hero .eyebrow{background:#fff;border-color:#dfe6ee}
.gr-hero p{color:#526173!important}
.gr-hero{position:relative}
.gr-hero:after{content:"";position:absolute;right:7%;top:30px;width:170px;height:170px;border-radius:50%;background:rgba(245,200,75,.16);pointer-events:none}
.lesson-hero-card img{object-fit:contain!important;padding:10px;background:linear-gradient(135deg,#eef7ff,#fff8df)!important}
.gr-header .brand img{object-fit:contain!important}
.lesson-page .gr-header .brand span{color:#10243b!important}
.grade-level-panel{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0 24px}
.level-card{padding:17px;border-radius:18px;background:linear-gradient(135deg,#f7fbff,#fff9e7);border:1px solid #e0e8f0}
.level-card .label{font-size:10px;text-transform:uppercase;letter-spacing:.8px;font-weight:900;color:#9b7314}
.level-card h4{margin:6px 0 5px;font-family:Manrope,sans-serif;color:#10243b}
.level-card p{margin:0;font-size:13px;color:#5c6d82}
.visual-example{position:relative;overflow:hidden}
.visual-example:before{content:"";position:absolute;width:90px;height:90px;border-radius:50%;right:-20px;top:-25px;background:rgba(85,174,246,.12)}
.concept-highlight{display:inline-block;padding:3px 8px;border-radius:8px;background:#fff0b8;font-weight:800;color:#173b5b}
.practice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.practice-card{padding:16px;border-radius:16px;border:1px solid #e3e9ef;background:#fff}
.practice-card strong{display:block;color:#173b5b;margin-bottom:5px}
@media(max-width:700px){.grade-level-panel,.practice-grid{grid-template-columns:1fr}}

/* V7 topic cards: visible visual learning previews */
.topic-card{min-height:330px;padding:0 22px 24px}
.topic-card .topic-visual{width:calc(100% + 44px);height:135px;margin:0 -22px 18px;border-radius:0;overflow:hidden;background:#f5f8fb;border-bottom:1px solid #e4eaf1}
.topic-card .topic-visual img{width:100%;height:100%;object-fit:cover;display:block}
.topic-card .grade-num{display:inline-block;margin-bottom:6px}
.topic-card h3{font-size:20px;margin:4px 0 8px}
.topic-card p{min-height:45px}

/* V9: pronoun lessons, CTA contrast and mobile layout */
.compare-box{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.compare-box>div{padding:16px 18px;border:1px solid #e1e8f0;border-radius:16px;background:#fff}
.compare-box>div:first-child{background:#fff8f4;border-top:4px solid #ff7b67}
.compare-box>div:last-child{background:#f3fbf8;border-top:4px solid #45c7a5}
.compare-box strong{display:block;margin-bottom:6px;color:#173b5b}
.compare-box p{margin:0}
.resource-cta h3{color:#fff!important;font-weight:900}
.resource-cta p{color:#e9f2fb!important}
.resource-cta a{color:#10243b!important;background:#f5c84b!important;font-weight:900}
@media(max-width:800px){
 .gr-header{height:auto;min-height:68px;padding:10px 18px}
 .gr-header nav{display:none}
 .brand span{font-size:16px}
 .lesson-shell{padding:24px 14px!important}
 .lesson-hero-card{grid-template-columns:1fr!important}
 .lesson-hero-card img{order:-1;width:100%;max-height:220px}
 .content-grid{grid-template-columns:1fr!important}
 .content-card{padding:22px}
 .example-row{grid-template-columns:1fr!important}
 .learning-strip{grid-template-columns:1fr!important}
 .compare-box{grid-template-columns:1fr}
}
@media(max-width:520px){
 .lesson-hero-card h1{font-size:38px!important}
 .content-card h2{font-size:25px}
 .practice-list{padding-left:22px}
}

/* V11: topic cards intentionally use NO illustrative images.
   The lesson pages carry the rich teaching visuals; index cards stay compact and scannable. */
.topic-card .topic-icon,
.topic-card .topic-visual,
.topic-card .topic-marker,
.topic-card > img,
.topic-card > figure { display:none !important; }
.topic-card { min-height: 250px; }
.topic-card .grade-num { margin-top: 0; }
@media (max-width: 760px){
  .topic-card { min-height: 0; }
}

/* V11 WhatsApp: single recognizable icon, no arrow decoration */
.whatsapp::before, .whatsapp::after { content:none !important; display:none !important; }
.whatsapp svg { width:30px !important; height:30px !important; display:block !important; }
.whatsapp { display:flex !important; align-items:center; justify-content:center; text-decoration:none !important; }

/* V12: clean topic chooser + consistent WhatsApp icon */
.topic-card .topic-icon,.topic-card .topic-visual,.topic-card .topic-marker{display:none!important}
.topic-card{min-height:250px}
.whatsapp:before,.whatsapp:after{content:none!important;display:none!important}
.whatsapp svg{width:30px!important;height:30px!important;display:block!important}

/* V12 final guard */
.topic-card .topic-icon,.topic-card .topic-visual,.topic-card .topic-marker{display:none!important}
.whatsapp:after,.whatsapp:before{content:none!important}
.whatsapp svg{width:30px;height:30px;display:block}

/* V13: clean topic index cards — no decorative lesson illustrations */
.topic-card .topic-icon,.topic-card .topic-visual,.topic-card .topic-marker,
.topic-card > img,.topic-card > figure {display:none !important;}
.topic-card {min-height:240px;}
.topic-card .topic-content {padding:28px 24px !important;}
@media (max-width:760px){.topic-card{min-height:0}.topic-card .topic-content{padding:22px 18px !important;}}
/* V13: lesson hero visuals remain topic-specific and are not used as index-card decoration. */

/* V14: topic cards — only the topic title and Learn this topic are underlined. */
.topic-card,.topic-card:visited,.topic-card:hover,.topic-card:active { text-decoration:none !important; color:var(--ink) !important; }
.topic-card .topic-grade { text-decoration:none !important; color:var(--blue) !important; }
.topic-card h3 { color:var(--navy) !important; text-decoration:underline !important; text-decoration-thickness:1.5px; text-underline-offset:3px; }
.topic-card p { text-decoration:none !important; }
.topic-card .topic-link { color:var(--blue) !important; text-decoration:underline !important; text-decoration-thickness:1.5px; text-underline-offset:3px; }