:root{--ink:#19251f;--green:#3f7957;--dark:#28543b;--mint:#a8d5b5;--paper:#f6f7f2;--soft:#e5f1e9;--line:#dce5df}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:var(--paper);font:15px/1.6 Arial,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.wrap{width:min(1120px,calc(100% - 40px));margin:auto}header{height:74px;position:sticky;top:0;z-index:10;background:rgba(246,247,242,.92);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}nav{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:9px;font-size:18px}.brand img{width:36px;height:36px;border-radius:9px}.nav-links{display:flex;align-items:center;gap:28px;font-size:12px;font-weight:700}.menu{display:none;border:0;background:none;font-size:24px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:8px;padding:14px 20px;background:var(--green);color:white;font-size:12px;font-weight:800;cursor:pointer}.btn:hover{background:var(--dark)}.btn.small{padding:10px 16px}.opening{background:#101915;padding:24px}.opening img{display:block;width:min(1400px,100%);margin:auto;border-radius:20px}.hero{padding:100px 0;background:linear-gradient(145deg,#fafbf7,#e5f1e9)}.two-col,.split{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}h1,h2{font:500 clamp(44px,5vw,72px)/1.02 Georgia,serif;letter-spacing:-3px;margin:0}h2{font-size:clamp(38px,4.2vw,58px)}em{color:var(--green)}.label{color:var(--green);font-size:10px;font-weight:900;letter-spacing:2px}.lead{font:17px/1.7 Georgia,serif;color:#657068;margin:24px 0 28px}.note{display:block;margin-top:14px;color:#748077}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 24px 55px rgba(30,65,43,.13)}.quiz-top,.progress-text,.check{display:flex;justify-content:space-between;align-items:center}.quiz-top span{display:flex;align-items:center;font-weight:800}.quiz-top img{width:28px;height:28px;border-radius:6px;margin-right:8px}.quiz-top b{font-size:9px;color:var(--green);background:var(--soft);padding:6px 9px;border-radius:20px}.progress-text{margin:20px 0 7px;font-size:8px;font-weight:800}.progress{height:4px;background:#e7ece8}.progress i{display:block;width:15%;height:100%;background:var(--green)}.quiz h3{font:20px/1.4 Georgia,serif;text-align:center;margin:28px auto 18px;max-width:400px}.answers{display:grid;grid-template-columns:1fr 1fr;gap:8px}.answers button{display:flex;gap:8px;text-align:left;border:1px solid var(--line);background:white;border-radius:8px;padding:10px;color:var(--green);cursor:pointer}.answers button span{color:#5f6962}.answers button.active{background:var(--soft);border-color:var(--green)}.check{margin-top:12px}.check button{border:0;background:var(--ink);color:white;border-radius:7px;padding:9px 12px}.split{padding-block:120px}.split>div:last-child{font:16px/1.75 Georgia,serif}.split strong{border-left:3px solid var(--green);padding-left:14px}.science{background:var(--soft)}.science .split{max-width:900px}.icon{width:130px;height:130px!important;display:grid;place-items:center;border-radius:28px;background:white;color:var(--green);font:56px Georgia,serif;box-shadow:0 20px 45px rgba(40,84,59,.15)}.how{padding-block:120px}.center{text-align:center}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:55px}.steps article{background:white;border:1px solid var(--line);border-radius:12px;padding:24px;min-height:190px}.steps article>b{color:var(--green)}.steps h3{font:19px Georgia,serif;margin-top:35px}.steps p{color:#6c776f}.dark{padding:110px 0;background:var(--ink);color:white}.dark .label,.dark em{color:var(--mint)}.dark p{color:#bdc6bf}.settings{color:var(--ink)}.settings>div{display:grid;grid-template-columns:1fr 1fr;gap:12px}.settings label,.join-card label,#contact-form label{font-size:10px;font-weight:800}.settings select,input,select,textarea{display:block;width:100%;margin-top:6px;padding:12px;border:1px solid var(--line);border-radius:7px;background:white}.settings small{display:block;margin-top:14px;color:var(--green)}.join{padding:100px 0;background:linear-gradient(130deg,#e4f0e7,#f1f6ee)}.join-card{display:grid;grid-template-columns:1fr .85fr;gap:70px;align-items:center;background:white;border-radius:18px;padding:55px}.join-card h2{font-size:48px}.join-card .btn{width:100%;margin-top:10px}.join-card small{display:block;margin-top:8px;color:#768179}.contact a{color:var(--green);font-weight:800}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}#contact-form label{display:block;margin-bottom:14px}footer{border-top:1px solid var(--line);padding:25px 0}footer .wrap{display:flex;justify-content:space-between;color:#778179;font-size:10px}.success{padding:22px;border-radius:10px;background:var(--soft);color:var(--dark);font-weight:800}
@media(max-width:800px){.nav-links{display:none;position:absolute;top:74px;left:0;right:0;padding:24px;background:var(--paper);flex-direction:column;align-items:flex-start}.nav-links.open{display:flex}.menu{display:block}.two-col,.split,.join-card{grid-template-columns:1fr;gap:40px}.hero,.split,.how,.dark{padding-block:75px}.steps{grid-template-columns:1fr 1fr}.join-card{padding:30px}.opening{padding:10px}.opening img{border-radius:10px}}
@media(max-width:520px){h1{font-size:47px}.answers,.steps,.form-row{grid-template-columns:1fr}.join-card h2{font-size:39px}.settings>div{grid-template-columns:1fr}footer .wrap{flex-direction:column;gap:8px}}

/* Enhanced hero and motion */
body{overflow-x:hidden}header{background:rgba(246,247,242,.86);backdrop-filter:blur(18px)}
.hero{position:relative;isolation:isolate;overflow:hidden;padding:90px 0 110px}.hero .wrap{position:relative;z-index:2}
.hero-glow{position:absolute;border-radius:50%;filter:blur(8px);opacity:.55;z-index:0;animation:drift 9s ease-in-out infinite}.hero-glow-one{width:420px;height:420px;right:-140px;top:-160px;background:radial-gradient(circle,var(--mint),transparent 68%)}.hero-glow-two{width:320px;height:320px;left:-130px;bottom:-130px;background:radial-gradient(circle,#d4e8b9,transparent 68%);animation-delay:-4s}
.hero-copy{animation:heroIn .8s ease both}.hero-banner{margin:20px 0 24px;padding:7px;background:linear-gradient(135deg,rgba(255,255,255,.95),rgba(168,213,181,.45));border:1px solid rgba(63,121,87,.2);border-radius:18px;box-shadow:0 25px 60px rgba(30,65,43,.16);transform:rotate(-1deg);transition:transform .4s ease,box-shadow .4s ease}.hero-banner:hover{transform:rotate(0) translateY(-4px);box-shadow:0 30px 70px rgba(30,65,43,.23)}.hero-banner img{display:block;width:100%;border-radius:12px}
.note{display:flex;align-items:center;gap:7px}.pulse{width:7px;height:7px;border-radius:50%;background:#55a873;box-shadow:0 0 0 0 rgba(85,168,115,.5);animation:pulse 2s infinite}.quiz{animation:heroIn .8s .15s ease both;transition:transform .25s ease,box-shadow .25s ease}.steps article{position:relative;overflow:hidden;transition:transform .35s ease,box-shadow .35s ease,border-color .35s ease}.steps article:hover{transform:translateY(-9px);border-color:var(--mint);box-shadow:0 20px 45px rgba(40,84,59,.12)}
.reveal{opacity:0;transform:translateY(35px);transition:opacity .75s ease,transform .75s ease}.reveal.visible{opacity:1;transform:none}
@keyframes heroIn{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}@keyframes drift{50%{transform:translate3d(20px,25px,0) scale(1.08)}}@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(85,168,115,0)}}
@media(max-width:800px){.hero{padding-block:75px}.hero-banner{margin-top:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero-glow,.hero-copy,.quiz,.pulse{animation:none}.reveal{opacity:1;transform:none;transition:none}}
.form-honey{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;opacity:0!important}.form-status{margin:12px 0 0;font-size:12px;font-weight:700}.form-status:empty{display:none}.form-status.success{padding:12px;border-radius:8px;background:var(--soft);color:var(--dark)}.form-status.form-error{padding:12px;border-radius:8px;background:#fbe9e7;color:#8a3028}.btn:disabled{cursor:wait;opacity:.7}

/* Interactive sample question */
.answers button{transition:background .25s ease,border-color .25s ease,box-shadow .25s ease,transform .25s ease}.answers button:not(:disabled):hover{transform:translateY(-2px);border-color:var(--green);box-shadow:0 7px 16px rgba(40,84,59,.1)}.answers button:disabled{cursor:default;opacity:.68}.answers button.correct,.answers button.correct:disabled{opacity:1;background:#e0f3e6;border-color:#3d9460;box-shadow:inset 0 0 0 1px #3d9460;color:#237044}.answers button.correct span{color:#205f3b;font-weight:700}.answers button.incorrect,.answers button.incorrect:disabled{opacity:1;background:#fce8e6;border-color:#c85a50;box-shadow:inset 0 0 0 1px #c85a50;color:#a23b33}.answers button.incorrect span{color:#81332d}.quiz-feedback{min-height:48px;margin-top:12px;padding:11px 13px;border-radius:8px;background:#f2f5f2;color:#657068;font-size:11px;line-height:1.45;transition:background .25s ease,color .25s ease}.quiz-feedback b{display:block;font-size:12px}.quiz-feedback.feedback-correct{background:#e0f3e6;color:#205f3b}.quiz-feedback.feedback-incorrect{background:#fce8e6;color:#81332d}.check .quiz-reset:disabled{cursor:default;opacity:.38}

/* Reader survey callout */
.survey{position:relative;overflow:hidden;padding:110px 0;background:#dcecdf}.survey-card{position:relative;z-index:1;display:grid;grid-template-columns:1.25fr .55fr;align-items:center;gap:80px;padding:68px;border:1px solid rgba(63,121,87,.18);border-radius:28px;background:rgba(250,251,247,.88);box-shadow:0 28px 80px rgba(25,37,31,.13);backdrop-filter:blur(16px)}.survey-copy{max-width:680px}.survey-copy h2{max-width:650px}.survey-copy>p:not(.label){max-width:620px;margin:24px 0;color:#5f6d64;font:17px/1.75 Georgia,serif}.survey-meta{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 28px}.survey-meta span{padding:8px 12px;border:1px solid #cee0d3;border-radius:99px;background:white;color:var(--dark);font-size:10px;font-weight:800;letter-spacing:.4px}.survey-btn{display:inline-flex;align-items:center;gap:28px;padding:16px 18px 16px 22px;border-radius:10px;background:var(--ink);color:white;font-size:12px;font-weight:900;box-shadow:0 14px 30px rgba(25,37,31,.2);transition:transform .3s ease,box-shadow .3s ease,background .3s ease}.survey-btn b{display:grid;place-items:center;width:28px;height:28px;border-radius:7px;background:var(--mint);color:var(--ink);font-size:17px;transition:transform .3s ease}.survey-btn:hover{background:var(--green);transform:translateY(-4px);box-shadow:0 20px 38px rgba(25,37,31,.28)}.survey-btn:hover b{transform:rotate(8deg) scale(1.08)}.survey-mark{justify-self:end;position:relative;display:grid;place-items:center;width:220px;height:220px;border-radius:50%;color:white;background:linear-gradient(145deg,var(--green),var(--dark));box-shadow:0 25px 55px rgba(40,84,59,.3);animation:surveyFloat 5s ease-in-out infinite}.survey-mark:before,.survey-mark:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.26);border-radius:50%}.survey-mark:before{inset:16px}.survey-mark:after{inset:31px}.survey-mark span{position:relative;z-index:1;font:italic 78px/.8 Georgia,serif}.survey-mark small{position:relative;z-index:1;margin-top:-26px;text-align:center;font-size:9px;font-weight:900;letter-spacing:2px}.survey-orb{position:absolute;border-radius:50%;filter:blur(2px)}.survey-orb-one{width:260px;height:260px;top:-100px;right:8%;background:rgba(168,213,181,.55)}.survey-orb-two{width:180px;height:180px;bottom:-80px;left:5%;background:rgba(255,255,255,.55)}@keyframes surveyFloat{50%{transform:translateY(-10px) rotate(2deg)}}
@media(max-width:800px){.survey{padding:75px 0}.survey-card{grid-template-columns:1fr;padding:40px;gap:40px}.survey-mark{justify-self:center;width:180px;height:180px}.survey-copy>p:not(.label){font-size:16px}}@media(max-width:520px){.survey-card{padding:28px}.survey-btn{width:100%;justify-content:space-between}.survey-mark{width:150px;height:150px}.survey-mark span{font-size:60px}}@media(prefers-reduced-motion:reduce){.survey-mark{animation:none}}