/* EduNudge flagship homepage — v1 */
body{background:#f7f8fb;color:#17212f}
#main-content{overflow:hidden}
.flagship-hero{position:relative;padding:7.2rem 0 5rem;background:linear-gradient(180deg,#fbfcfe 0%,#f6f8fb 100%)}
.hero-layout{display:grid;grid-template-columns:minmax(0,1.03fr) minmax(460px,.97fr);gap:4.2rem;align-items:center}
.hero-copy{position:relative;z-index:2}
.hero-kicker{display:inline-flex;align-items:center;gap:.65rem;margin-bottom:1.3rem;color:#566578;font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.hero-kicker>span{width:26px;height:2px;background:#16a6ba;border-radius:10px}
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.soft-push,.soft-progress{background-clip:text;-webkit-background-clip:text;color:transparent;-webkit-text-fill-color:transparent;background-size:115% 100%}
.soft-push{background-image:linear-gradient(92deg,#5d3f70,#74517f,#5d3f70)}
.soft-progress{background-image:linear-gradient(92deg,#0f8898,#21a9b9,#0f8898)}
.hero-intro{max-width:690px;font-size:1.08rem;line-height:1.78;color:#5d6b7e}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin:2rem 0 1.55rem}
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.btn-flagship:hover{transform:translateY(-2px)}
.btn-flagship.primary{background:#37204f;color:white;box-shadow:0 10px 24px rgba(55,32,79,.14)}
.btn-flagship.primary:hover{box-shadow:0 14px 30px rgba(55,32,79,.2)}
.btn-flagship.secondary{background:#fff;color:#294157;border:1px solid #dbe2ea;box-shadow:0 6px 18px rgba(25,38,55,.05)}
.btn-flagship.secondary:hover{border-color:#9fcad1}
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.btn-flagship.outline-light{border:1px solid rgba(255,255,255,.32);color:#fff;background:rgba(255,255,255,.04)}
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.hero-proof span{display:inline-flex;align-items:center;gap:.4rem}
.hero-proof i{color:#1593a4;font-size:.72rem}
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.floating-note i{color:#1597a8}.note-one{left:-32px;bottom:28px}.note-two{right:-20px;top:48px}
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.trust-strip{background:#fff;border-top:1px solid #edf0f4;border-bottom:1px solid #e7ebef}
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.trust-grid>div{display:grid;gap:.15rem;padding:1.35rem 1.25rem;border-right:1px solid #edf0f4}
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.philosophy-section,.platform-section,.pricing-section,.faq-section{padding:6.5rem 0}
.section-heading{max-width:760px;margin:0 auto 3rem;text-align:center}.section-heading.split-heading{max-width:none;display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:end;text-align:left}
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.showcase-section{padding:6.5rem 0;background:#24162f;color:white}
.showcase-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:4rem;align-items:center}
.showcase-copy h2{color:white}.showcase-copy>p{color:#c1b9c8}
.showcase-tabs{display:grid;gap:.55rem;margin:1.6rem 0 1.2rem}
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.showcase-tab>span{color:#63cbd7;font-size:.68rem;font-weight:900}.showcase-tab strong{font-size:.86rem}.showcase-tab small{color:#b7acbf;font-size:.7rem}
.showcase-copy .text-link{color:#70d7e2}
.showcase-stage{min-width:0}.stage-window{overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:20px;background:#f9fbfc;box-shadow:0 30px 70px rgba(0,0,0,.28)}
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.stage-demo{display:none;min-height:415px;padding:1.45rem;color:#263546}.stage-demo.active{display:block;animation:stageIn .3s ease both}@keyframes stageIn{from{opacity:.3;transform:translateY(5px)}to{opacity:1;transform:none}}
.mock-toolbar{padding-bottom:1rem;border-bottom:1px solid #e6ebef}.mock-toolbar strong{font-size:.84rem}.mock-toolbar span{font-size:.68rem;color:#8491a1}
.mock-question,.nudge-question{margin:1.3rem 0 1rem;font-size:1rem;font-weight:700;line-height:1.55;color:#2a3746}
.mock-choice{display:flex;align-items:center;gap:.7rem;padding:.75rem .8rem;margin:.55rem 0;border:1px solid #e2e7ec;border-radius:9px;font-size:.76rem}.mock-choice>span{display:grid;place-items:center;width:24px;height:24px;border-radius:6px;background:#f0f3f6;font-weight:800}.mock-choice i{margin-left:auto}.mock-choice.wrong{border-color:#ecc6cb;background:#fff8f9}.mock-choice.wrong i{color:#c84d5d}.mock-choice.correct{border-color:#9ed5c2;background:#f5fcf9}.mock-choice.correct i{color:#18835f}
.mock-feedback{margin-top:1rem;padding:.85rem;background:#eef9fa;border:1px solid #cfecef;border-radius:9px}.mock-feedback strong{color:#167b89;font-size:.76rem}.mock-feedback p{margin-top:.2rem;color:#536476;font-size:.73rem;line-height:1.55}
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.simulation-mock{display:grid;gap:1rem}.sim-road{position:relative;height:100px;margin-top:1.15rem;border-radius:12px;background:linear-gradient(180deg,#dff4f7 0 46%,#61707e 46% 100%);overflow:hidden}.road-line{position:absolute;left:0;right:0;bottom:20px;border-top:2px dashed rgba(255,255,255,.75)}.sim-car{position:absolute;left:15%;bottom:30px;font-size:2rem;color:#37204f;animation:carMove 4s ease-in-out infinite alternate}@keyframes carMove{to{left:72%}}
.sim-readings{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}.sim-readings>div{display:grid;padding:.7rem;border:1px solid #e2e7ec;border-radius:9px;background:white}.sim-readings small{color:#7b8998;font-size:.66rem}.sim-readings strong{margin-top:.1rem;font-size:.95rem;color:#2f3f4f}
.sim-graph{position:relative;height:135px;border:1px solid #e3e8ed;border-radius:10px;background:linear-gradient(#f5f7f9 1px,transparent 1px),linear-gradient(90deg,#f5f7f9 1px,transparent 1px);background-size:24px 24px}.axis-y{position:absolute;left:25px;top:12px;bottom:24px;border-left:2px solid #6d7b89}.axis-x{position:absolute;left:25px;right:12px;bottom:24px;border-bottom:2px solid #6d7b89}.graph-line{position:absolute;left:27px;bottom:26px;width:72%;height:3px;background:#16a6ba;transform:rotate(-18deg);transform-origin:left center;border-radius:999px}.sim-graph small{position:absolute;right:12px;top:9px;color:#8491a1;font-size:.62rem}
.generator-mock{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.1rem}.generator-fields{display:grid;gap:.6rem}.generator-fields label{display:grid;gap:.2rem;color:#7b8998;font-size:.66rem}.generator-fields span{padding:.65rem .7rem;border:1px solid #dfe5eb;border-radius:8px;background:white;color:#34485b;font-size:.76rem;font-weight:700}.generator-mock button{grid-column:1;padding:.72rem;border:0;border-radius:8px;background:#37204f;color:white;font-weight:800}.paper-preview{grid-column:2;grid-row:1/3;display:grid;align-content:start;gap:.75rem;padding:1rem;border:1px solid #e0e5eb;border-radius:8px;background:white;box-shadow:0 10px 24px rgba(35,45,60,.08)}.paper-preview:before{content:"Worksheet · Motion";font-weight:800;font-size:.78rem;color:#354658}.paper-preview span{height:7px;border-radius:999px;background:#e9edf1}.paper-preview span:nth-child(2),.paper-preview span:nth-child(4){width:78%}
.stage-caption{margin-top:.75rem;color:#998da2;font-size:.68rem;line-height:1.45}

.platform-section{background:#fff}.class-block{margin-top:2.5rem}.class10-block{margin-top:4.5rem}
.class-label{display:flex;align-items:baseline;gap:.8rem;margin-bottom:1rem}.class-label span{font-family:var(--font-display);font-size:1.25rem;font-weight:800;color:#31263a}.class-label small{color:#7b8796}
.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.platform-grid.two-up{grid-template-columns:repeat(2,1fr)}
.platform-card{position:relative;padding:1.55rem;border:1px solid #e2e7ed;border-radius:15px;background:#fbfcfd;overflow:hidden}
.platform-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:#16a6ba}.platform-card.math-marker:before{background:#6757a8}.platform-card.social-marker:before{background:#b65a78}.platform-card.science-marker:before{background:#3b8390}
.platform-card-top{display:flex;align-items:center;gap:.55rem;color:#637284;font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em}.platform-card-top i{color:#1594a4}
.math-marker .platform-card-top i{color:#6757a8}.social-marker .platform-card-top i{color:#b65a78}.science-marker .platform-card-top i{color:#3b8390}
.platform-card h3{margin:1rem 0 .55rem;font-family:var(--font-display);font-size:1.18rem;line-height:1.25;color:#31263a}.platform-card p{color:#667588;font-size:.82rem;line-height:1.65}.platform-card ul{display:grid;gap:.35rem;margin-top:1rem;padding:0;list-style:none}.platform-card li{font-size:.74rem;color:#516174}.platform-card li:before{content:"";display:inline-block;width:5px;height:5px;margin-right:.48rem;border-radius:50%;background:#16a6ba;vertical-align:middle}

.belief-section{padding:6rem 0;background:#eff8f9}.belief-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:4rem;align-items:center}.belief-quote{position:relative}.quote-mark{display:block;font-family:Georgia,serif;font-size:5rem;line-height:.7;color:#85d1db}.belief-quote h2{font-size:clamp(2rem,3vw,2.8rem)}.belief-points{display:grid;gap:.8rem}.belief-points>div{display:grid;grid-template-columns:38px 1fr;gap:.8rem;padding:.9rem 0;border-bottom:1px solid #d7e9eb}.belief-points>div:last-child{border-bottom:0}.belief-points span{color:#1491a2;font-size:.7rem;font-weight:900}.belief-points p{color:#5d6b7d;font-size:.86rem;line-height:1.55}.belief-points strong{color:#324254}

.testimonials-section{padding:6.5rem 0;background:#fff}
.testimonials-heading{margin-bottom:2.4rem}
.testimonials-grid{display:grid;grid-template-columns:1.16fr .92fr .92fr;gap:1rem;align-items:stretch}
.testimonial-card{position:relative;display:flex;flex-direction:column;min-width:0;padding:1.7rem;border:1px solid #e2e7ed;border-radius:18px;background:#fbfcfd;box-shadow:0 8px 26px rgba(44,34,54,.04);overflow:hidden}
.testimonial-card:before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:#64c5d1}
.testimonial-principal{background:linear-gradient(145deg,#f7f2f9 0%,#fbfcfd 65%);border-color:#dfd6e5}
.testimonial-principal:before{background:linear-gradient(90deg,#4e315f,#16a6ba)}
.testimonial-card-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.45rem}
.testimonial-avatar{display:grid;place-items:center;width:42px;height:42px;flex:0 0 42px;border-radius:50%;background:#4e315f;color:#fff;font-family:var(--font-display);font-size:.93rem;font-weight:800;box-shadow:0 7px 18px rgba(78,49,95,.16)}
.student-avatar{background:#128b9c;box-shadow:0 7px 18px rgba(18,139,156,.15)}
.testimonial-role{display:inline-flex;align-items:center;gap:.4rem;padding:.34rem .58rem;border-radius:999px;background:#edf8fa;color:#167d8b;font-size:.62rem;font-weight:850;letter-spacing:.055em;text-transform:uppercase;white-space:nowrap}
.testimonial-role i{font-size:.65rem}
.testimonial-card blockquote{margin:0 0 1.55rem;padding:0;border:0}
.testimonial-card blockquote p{color:#445366;font-size:.91rem;line-height:1.78}
.testimonial-principal blockquote p{color:#392e41;font-size:.97rem}
.testimonial-card footer{display:grid;gap:.2rem;margin-top:auto;padding-top:1rem;border-top:1px solid #e6e9ed}
.testimonial-card footer strong{font-family:var(--font-display);color:#30243a;font-size:.88rem}
.testimonial-card footer span{color:#798696;font-size:.7rem;line-height:1.45}

.pricing-section{background:#f7f8fb}.pricing-groups{display:grid;gap:3rem}.pricing-group-head{display:flex;align-items:baseline;gap:.8rem;margin-bottom:1rem}.pricing-group-head span{font-family:var(--font-display);font-size:1.15rem;font-weight:800;color:#31263a}.pricing-group-head small{color:#7e8b9a}
.pricing-cards{display:grid;gap:.9rem}.pricing-cards.three{grid-template-columns:repeat(3,1fr)}.pricing-cards.four{grid-template-columns:repeat(4,1fr)}
.price-card{position:relative;display:flex;flex-direction:column;padding:1.45rem;border:1px solid #dfe5ec;border-radius:14px;background:#fff}.price-card.featured{border-color:#8acbd4;box-shadow:0 12px 32px rgba(22,166,186,.08)}
.value-badge{position:absolute;right:12px;top:12px;padding:.25rem .45rem;border-radius:999px;background:#e7f8fa;color:#0d8191;font-size:.58rem;font-weight:900;text-transform:uppercase;letter-spacing:.05em}.price-kicker{padding-right:68px;color:#708092;font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em}.price{display:block;margin:.8rem 0 .45rem;font-family:var(--font-display);font-size:2rem;color:#30243a}.price small{font-family:var(--font-primary);font-size:.68rem;color:#7c8998;font-weight:600}.price-card p{min-height:58px;color:#697789;font-size:.76rem;line-height:1.55}.price-card a{display:inline-flex;justify-content:center;margin-top:auto;padding:.68rem .75rem;border-radius:9px;background:#f0f4f7;color:#344b60;text-decoration:none;font-size:.72rem;font-weight:800}.price-card.featured a{background:#16a6ba;color:white}
.institution-strip{display:flex;align-items:center;justify-content:space-between;gap:2rem;margin-top:3rem;padding:1.4rem 1.5rem;border-radius:14px;background:#fff;border:1px solid #dfe5ec}.institution-strip span{color:#0f8b9b;font-size:.68rem;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.institution-strip h3{margin:.25rem 0;font-family:var(--font-display);font-size:1.15rem;color:#31263a}.institution-strip p{color:#718093;font-size:.78rem}

.faq-section{background:#fff}.faq-layout{display:grid;grid-template-columns:.6fr 1.4fr;gap:4rem;align-items:start}.faq-intro{position:sticky;top:110px}.faq-intro h2{font-size:2.35rem}.faq-list{display:grid;gap:.6rem}.faq-list details{border:1px solid #e1e6ec;border-radius:11px;background:#fbfcfd}.faq-list summary{cursor:pointer;padding:1rem 1.05rem;color:#35465a;font-size:.84rem;font-weight:800;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";float:right;color:#1495a6;font-size:1.05rem}.faq-list details[open] summary:after{content:"–"}.faq-list p{padding:0 1.05rem 1rem;color:#68778a;font-size:.79rem;line-height:1.65}

.closing-section{padding:0 0 5rem;background:#fff}.closing-card{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:2.5rem 2.7rem;border-radius:22px;background:#2a1838;box-shadow:0 25px 60px rgba(42,24,56,.15)}.closing-card h2{max-width:720px;color:#fff;font-size:2rem}.closing-card p{margin-top:.45rem;color:#c9c0cf}.closing-actions{display:flex;gap:.7rem;flex-shrink:0}

@media(max-width:1050px){
  .hero-layout{grid-template-columns:1fr;gap:3rem}.hero-copy{text-align:center}.hero-kicker,.hero-actions,.hero-proof{justify-content:center}.hero-intro{margin-left:auto;margin-right:auto}.hero-product{max-width:720px;margin:auto}.note-one{left:10px}.note-two{right:10px}
  .showcase-layout{grid-template-columns:1fr;gap:2.5rem}.showcase-copy{text-align:center}.showcase-copy>p{max-width:700px;margin-left:auto;margin-right:auto}.showcase-tabs{max-width:760px;margin-left:auto;margin-right:auto}.showcase-copy .text-link{justify-content:center}
  .pricing-cards.four{grid-template-columns:repeat(2,1fr)}
  .testimonials-grid{grid-template-columns:repeat(2,1fr)}
  .testimonial-principal{grid-column:1/-1}
}
@media(max-width:820px){
  .flagship-hero{padding-top:5.8rem}.trust-grid{grid-template-columns:repeat(2,1fr)}.trust-grid>div:nth-child(2){border-right:0}.trust-grid>div:nth-child(-n+2){border-bottom:1px solid #edf0f4}
  .principle-grid,.platform-grid,.platform-grid.two-up,.pricing-cards.three{grid-template-columns:1fr}
  .section-heading.split-heading,.belief-layout,.faq-layout{grid-template-columns:1fr;gap:2rem}.split-heading>p{justify-self:start}.faq-intro{position:static}
  .institution-strip,.closing-card{align-items:flex-start;flex-direction:column}.closing-actions{flex-wrap:wrap}
  .testimonials-grid{grid-template-columns:1fr}
  .testimonial-principal{grid-column:auto}
}
@media(max-width:600px){
  .flagship-hero h1{font-size:2.85rem}.hero-actions,.hero-proof{flex-direction:column;align-items:stretch}.btn-flagship{width:100%}.hero-proof{gap:.55rem}.hero-proof span{justify-content:center}
  .browser-shell{border-radius:16px}.hero-product{width:100%}.floating-note{display:none}
  .philosophy-section,.platform-section,.pricing-section,.faq-section,.showcase-section{padding:4.5rem 0}
  .testimonials-section{padding:4.5rem 0}
  .trust-grid{grid-template-columns:1fr}.trust-grid>div{border-right:0;border-bottom:1px solid #edf0f4;padding-left:0}.trust-grid>div:last-child{border-bottom:0}
  .showcase-tab{grid-template-columns:26px 80px 1fr}.stage-demo{min-height:390px;padding:1rem}.generator-mock{grid-template-columns:1fr}.paper-preview{grid-column:1;grid-row:auto;min-height:150px}
  .pricing-cards.four{grid-template-columns:1fr}.class-label,.pricing-group-head{align-items:flex-start;flex-direction:column;gap:.2rem}
  .closing-card{padding:2rem 1.4rem}.closing-actions{width:100%}
  .testimonial-card{padding:1.35rem}
  .testimonial-card-top{align-items:flex-start}
  .testimonial-role{white-space:normal;text-align:right;line-height:1.35}
}

/* v5 exact pricing anchors */
.pricing-anchor-target{scroll-margin-top:110px;}


/* ============================================================
   Immersive learning story — homepage storytelling v1
   ============================================================ */
.experience-intro{
  padding:7.5rem 0 4.5rem;
  background:#fbfafc;
}
.story-intro-grid{
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);
  align-items:end;
  gap:4rem;
  max-width:1120px;
  margin:0 auto;
}
.story-intro-grid h2{
  font-size:clamp(2.35rem,4.4vw,4.8rem);
  line-height:1.02;
  letter-spacing:-.045em;
  max-width:850px;
  margin-top:.9rem;
}
.story-intro-grid>p{
  font-size:1.08rem;
  line-height:1.8;
  color:#675b70;
  max-width:460px;
  margin-bottom:.25rem;
}
.story-section{
  padding:6.5rem 0;
  position:relative;
  overflow:hidden;
}
.story-section:nth-of-type(even){background:#fff}
.story-grid{
  max-width:1120px;
  margin:0 auto;
  display:grid;
  grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);
  gap:5rem;
  align-items:center;
}
.story-grid.reverse .story-copy{order:2}
.story-grid.reverse .story-visual{order:1}
.story-copy{max-width:470px}
.story-number{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;height:42px;
  border-radius:50%;
  background:#e9f9fb;
  color:#0b8194;
  font-weight:800;
  font-size:.8rem;
  margin-bottom:1.3rem;
}
.story-kicker{
  display:block;
  color:#0b8194;
  letter-spacing:.12em;
  font-size:.73rem;
  font-weight:800;
  margin-bottom:.8rem;
}
.story-copy h2{
  font-size:clamp(2rem,3.4vw,3.55rem);
  line-height:1.04;
  letter-spacing:-.04em;
  margin-bottom:1.25rem;
}
.story-copy p{
  color:#675b70;
  font-size:1rem;
  line-height:1.82;
  margin-bottom:1.4rem;
}
.story-link{
  display:inline-flex;
  gap:.55rem;
  align-items:center;
  color:#0b8194;
  text-decoration:none;
  font-weight:800;
  font-size:.9rem;
}
.story-link:hover{gap:.8rem}
.story-visual{min-width:0}
.learning-window,
.nudge-board,
.generator-window{
  border:1px solid #e4e0e8;
  border-radius:26px;
  background:#fff;
  box-shadow:0 30px 80px rgba(53,32,71,.11);
  overflow:hidden;
}
.learning-top{
  height:48px;
  display:flex;
  align-items:center;
  gap:7px;
  padding:0 18px;
  background:#f5f2f7;
  border-bottom:1px solid #e9e4ec;
}
.learning-top span{width:8px;height:8px;border-radius:50%;background:#c7becd}
.learning-top em{margin-left:auto;font-style:normal;font-size:.72rem;color:#7f7486}
.learning-body{padding:2rem}
.tiny-label{font-size:.7rem;letter-spacing:.11em;font-weight:800;color:#0b8194;margin-bottom:.7rem}
.learning-body h3{font-size:1.05rem;line-height:1.55;margin-bottom:1.1rem}
.answer-row{
  display:grid;
  grid-template-columns:30px 1fr 20px;
  gap:.65rem;
  align-items:center;
  padding:.8rem .9rem;
  margin:.55rem 0;
  border:1px solid #e7e1e9;
  border-radius:12px;
  font-size:.82rem;
}
.answer-row span{font-weight:900}
.answer-row.wrong{background:#fff6f6;border-color:#f3d4d7;color:#8c4a53}
.answer-row.correct{background:#f1fbf8;border-color:#bee8da;color:#276d58}
.why-box{
  margin-top:1rem;
  display:flex;
  gap:.8rem;
  padding:1rem;
  background:#eef9fa;
  border-radius:14px;
  color:#315d64;
}
.why-box>i{color:#0b8194;margin-top:.1rem}
.why-box strong{display:block;color:#213d42;margin-bottom:.25rem}
.why-box p{font-size:.79rem;line-height:1.55;margin:0;color:#54737a}
.nudge-board{
  padding:2rem;
  background:linear-gradient(145deg,#2d193f,#43295a);
  color:#fff;
}
.nudge-question{
  padding-bottom:1.3rem;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.nudge-question span{display:block;color:#8de4ee;font-size:.7rem;font-weight:800;letter-spacing:.1em;margin-bottom:.5rem}
.nudge-question strong{font-size:1.05rem;line-height:1.5}
.nudge-steps{display:grid;gap:.7rem;margin:1.25rem 0}
.nudge-step{
  display:grid;
  grid-template-columns:34px 1fr;
  gap:.75rem;
  align-items:center;
  border-radius:13px;
  padding:.8rem;
  background:rgba(255,255,255,.08);
}
.nudge-step b{
  width:30px;height:30px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#dff7fa;color:#0b7180;font-size:.75rem
}
.nudge-step span{font-size:.8rem;line-height:1.45}
.nudge-step.soft{opacity:.7}
.nudge-step.locked{opacity:.32}
.nudge-meter{display:flex;align-items:center;gap:6px;color:#bdb3c5;font-size:.72rem}
.nudge-meter span{width:26px;height:4px;border-radius:8px;background:rgba(255,255,255,.16)}
.nudge-meter span.on{background:#65d6e3}
.nudge-meter em{margin-left:auto;font-style:normal}
.simulation-gallery{
  display:grid;
  grid-template-columns:1.3fr .7fr;
  gap:1rem;
  align-items:stretch;
}
.sim-card{
  margin:0;
  border-radius:24px;
  overflow:hidden;
  border:1px solid #e3dfe7;
  background:#fff;
  box-shadow:0 24px 70px rgba(53,32,71,.09);
}
.sim-card img{
  display:block;
  width:100%;
  height:250px;
  object-fit:contain;
  background:#f8fbfc;
  padding:1rem;
}
.sim-card.large img{height:330px}
.sim-card figcaption{display:flex;flex-direction:column;gap:.25rem;padding:1rem 1.1rem 1.2rem}
.sim-card figcaption strong{font-size:.92rem}
.sim-card figcaption span{font-size:.75rem;color:#7d7184}
.practice-stack{position:relative;min-height:430px}
.practice-card{
  position:absolute;
  width:min(520px,92%);
  min-height:110px;
  border:1px solid #e1dce5;
  border-radius:20px;
  padding:1.4rem 1.6rem;
  background:#fff;
  box-shadow:0 24px 70px rgba(53,32,71,.1);
  transition:.25s ease;
}
.practice-card span{display:block;font-size:.68rem;font-weight:900;letter-spacing:.12em;color:#0b8194;margin-bottom:.55rem}
.practice-card strong{font-size:1rem;line-height:1.45;color:#302439}
.pc-one{top:0;left:0;transform:rotate(-2deg)}
.pc-two{top:95px;left:8%;transform:rotate(1.5deg)}
.pc-three{top:190px;left:3%;transform:rotate(-1deg)}
.pc-four{top:285px;left:10%;transform:rotate(2deg)}
.practice-stack:hover .pc-one{transform:translateY(-6px) rotate(-2deg)}
.practice-stack:hover .pc-four{transform:translateY(6px) rotate(2deg)}
.generator-window{padding:1.8rem}
.generator-head{
  display:flex;justify-content:space-between;gap:1rem;align-items:center;
  padding-bottom:1.2rem;border-bottom:1px solid #ece7ef
}
.generator-head span{font-weight:900;color:#302439}
.generator-head em{font-style:normal;font-size:.72rem;color:#7f7486}
.generator-row{
  display:grid;grid-template-columns:120px 1fr;gap:1rem;align-items:center;
  padding:1.1rem 0;border-bottom:1px solid #f0edf2;font-size:.82rem
}
.generator-row>span{color:#7a6f81}
.mini-tags{display:flex;gap:.4rem;flex-wrap:wrap}
.mini-tags i{font-style:normal;background:#eef9fa;color:#0b7180;padding:.35rem .55rem;border-radius:999px;font-size:.68rem;font-weight:800}
.level-bars{display:flex;gap:.35rem}
.level-bars i{display:block;width:50px;height:8px;background:#ece7ef;border-radius:99px}
.level-bars i.on{background:#20a9ba}
.generator-window button{
  margin-top:1.4rem;width:100%;border:0;border-radius:12px;
  padding:.9rem 1rem;background:#2d193f;color:#fff;font-weight:800
}
.story-explain,.story-practice{background:#fbfafc}
.story-nudge,.story-teacher{background:#fff}
.story-simulate{background:#f4fbfc}

@media(max-width:900px){
  .story-intro-grid,.story-grid{grid-template-columns:1fr;gap:2.5rem}
  .story-grid.reverse .story-copy,.story-grid.reverse .story-visual{order:initial}
  .story-copy{max-width:680px}
  .experience-intro{padding:5.5rem 0 3rem}
  .story-section{padding:4.5rem 0}
}
@media(max-width:620px){
  .story-intro-grid{gap:1.5rem}
  .story-intro-grid h2{font-size:2.5rem}
  .learning-body,.nudge-board,.generator-window{padding:1.2rem}
  .simulation-gallery{grid-template-columns:1fr}
  .sim-card img,.sim-card.large img{height:240px}
  .practice-stack{min-height:390px}
  .practice-card{min-height:102px;padding:1.1rem}
  .pc-two{top:86px}.pc-three{top:172px}.pc-four{top:258px}
  .generator-row{grid-template-columns:1fr;gap:.5rem}
}


/* ============================================================
   Homepage storytelling v2 — interactions
   ============================================================ */
.learning-slider{
  position:relative;
  min-height:560px;
}
.learning-slider .slider-slide{
  position:absolute;
  inset:0 0 58px 0;
  opacity:0;
  transform:translateX(24px) scale(.985);
  pointer-events:none;
  transition:opacity .42s ease, transform .42s ease;
}
.learning-slider .slider-slide.active{
  opacity:1;
  transform:translateX(0) scale(1);
  pointer-events:auto;
}
.learning-slider-controls{
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:44px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:1rem;
}
.slider-arrow{
  width:36px;
  height:36px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  border:1px solid #ddd7e2;
  background:#fff;
  color:#4d3b58;
  cursor:pointer;
  transition:.18s ease;
}
.slider-arrow:hover,
.slider-arrow:focus-visible{
  border-color:#88d8e1;
  color:#0b8194;
  transform:translateY(-1px);
}
.slider-dots{
  display:flex;
  gap:.45rem;
  align-items:center;
}
.slider-dot{
  width:30px;
  height:5px;
  padding:0;
  border:0;
  border-radius:99px;
  background:#ddd7e2;
  cursor:pointer;
  transition:.2s ease;
}
.slider-dot.active{
  width:44px;
  background:#16a6ba;
}

.practice-card{
  cursor:pointer;
  will-change:transform, box-shadow;
  transition:transform .22s ease, box-shadow .22s ease, opacity .22s ease, filter .22s ease;
}
.practice-stack:has(.practice-card.is-front) .practice-card:not(.is-front){
  opacity:.68;
  filter:saturate(.72);
}
.practice-card.is-front{
  z-index:20 !important;
  transform:translateY(-12px) scale(1.055) rotate(0deg) !important;
  box-shadow:0 34px 90px rgba(53,32,71,.18);
  opacity:1 !important;
  filter:none !important;
}
.practice-card:focus-visible{
  outline:3px solid rgba(22,166,186,.22);
  outline-offset:4px;
}

@media(max-width:900px){
  .learning-slider{min-height:590px}
}
@media(max-width:620px){
  .learning-slider{min-height:620px}
  .learning-slider .slider-slide{inset:0 0 54px 0}
  .slider-dot{width:24px}
  .slider-dot.active{width:36px}
}


/* ============================================================
   Homepage storytelling v3 — real simulation hero
   ============================================================ */
.hero-simulation{
  position:relative;
}
.simulation-browser-shell{
  width:100%;
  border:1px solid #dfe3e9;
  border-radius:24px;
  overflow:hidden;
  background:#ffffff;
  box-shadow:0 34px 90px rgba(52,35,67,.13);
}
.simulation-browser-shell .browser-top{
  min-height:50px;
  display:flex;
  align-items:center;
  gap:.75rem;
  padding:0 1rem;
  background:rgba(248,250,252,.96);
  border-bottom:1px solid #e8ebef;
}
.hero-live-chip{
  margin-left:auto;
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  padding:.34rem .62rem;
  border-radius:999px;
  background:#e8fafb;
  color:#08788a;
  font-size:.66rem;
  font-weight:800;
  white-space:nowrap;
}
.hero-video-frame{
  position:relative;
  background:#f8fbfc;
  overflow:hidden;
}
.hero-simulation-video{
  display:block;
  width:100%;
  aspect-ratio:1460 / 910;
  object-fit:cover;
  background:#f4f7f8;
}
.hero-video-caption{
  position:absolute;
  left:1rem;
  right:1rem;
  bottom:1rem;
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:1rem;
  padding:.85rem 1rem;
  border-radius:14px;
  background:rgba(255,255,255,.93);
  border:1px solid rgba(220,225,230,.9);
  box-shadow:0 12px 34px rgba(43,31,54,.09);
  backdrop-filter:blur(10px);
}
.hero-video-caption>div{
  display:flex;
  flex-direction:column;
  gap:.18rem;
}
.simulation-label{
  color:#0b8194;
  font-size:.62rem;
  font-weight:900;
  letter-spacing:.11em;
}
.hero-video-caption strong{
  color:#2c2133;
  font-size:.86rem;
}
.hero-video-caption a{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  color:#0b8194;
  text-decoration:none;
  font-size:.72rem;
  font-weight:800;
  white-space:nowrap;
}
.hero-video-caption a:hover{
  gap:.62rem;
}
@media (prefers-reduced-motion: reduce){
  .hero-simulation-video{
    display:none;
  }
  .hero-video-frame{
    min-height:360px;
    background:
      url("/static/videos/uniform_circular_motion_hero_poster.jpg")
      center / cover no-repeat;
  }
}
@media(max-width:720px){
  .hero-live-chip{
    display:none;
  }
  .hero-video-caption{
    left:.65rem;
    right:.65rem;
    bottom:.65rem;
    padding:.72rem .8rem;
  }
  .hero-video-caption a{
    display:none;
  }
}


/* ============================================================
   Homepage storytelling v4 — hero balance refinement
   ============================================================ */
@media (min-width: 1050px){
  .flagship-hero .hero-layout{
    grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);
    gap:4.5rem;
    align-items:center;
  }
  .flagship-hero .hero-copy{
    max-width:640px;
  }
  .flagship-hero .hero-copy h1{
    font-size:clamp(3.7rem,5.2vw,5.9rem);
    line-height:.98;
    letter-spacing:-.048em;
  }
  .flagship-hero .hero-product{
    width:112%;
    margin-left:-2%;
  }
}
@media (min-width: 1350px){
  .flagship-hero .hero-layout{
    grid-template-columns:minmax(0,.84fr) minmax(0,1.16fr);
    gap:5rem;
  }
  .flagship-hero .hero-product{
    width:116%;
    margin-left:-4%;
  }
}
@media (max-width:1049px){
  .flagship-hero .hero-copy h1{
    font-size:clamp(3rem,8vw,5rem);
  }
  .flagship-hero .hero-product{
    width:100%;
    margin-left:0;
  }
}


/* ============================================================
   Homepage storytelling v5 — hero typography + signature gradient
   ============================================================ */

/* Keep the hero statement strong without allowing it to dominate the simulation. */
@media (min-width: 1050px){
  .flagship-hero .hero-copy h1{
    font-size:clamp(3.15rem,4.15vw,4.65rem) !important;
    line-height:1.00 !important;
    letter-spacing:-0.045em !important;
    max-width:620px;
  }
  .flagship-hero .hero-tagline{
    font-size:1.18rem;
    line-height:1.4;
  }
}
@media (min-width: 1400px){
  .flagship-hero .hero-copy h1{
    font-size:4.5rem !important;
  }
}

/* Subtle EduNudge signature gradients — restrained, static, readable. */
.soft-push{
  background:linear-gradient(90deg,#4d315f 0%,#6e4d7d 48%,#8a658e 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  -webkit-text-fill-color:transparent;
}
.soft-progress{
  background:linear-gradient(90deg,#0b8194 0%,#16a6ba 48%,#38b9c9 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  -webkit-text-fill-color:transparent;
}

/* Fallback for browsers that do not support text clipping. */
@supports not ((-webkit-background-clip:text) or (background-clip:text)){
  .soft-push{
    background:none;
    color:#6e4d7d;
    -webkit-text-fill-color:currentColor;
  }
  .soft-progress{
    background:none;
    color:#16a6ba;
    -webkit-text-fill-color:currentColor;
  }
}


/* v6 — subtle animated EduNudge signature gradient */
.flagship-hero .hero-tagline .soft-push,
.flagship-hero .hero-tagline .soft-progress{
  background-size:220% 100%;
  animation:edunudgeSoftShift 11s ease-in-out infinite alternate;
}
.flagship-hero .hero-tagline .soft-push{
  background-image:linear-gradient(90deg,#4d315f 0%,#765481 28%,#9b6d91 50%,#765481 72%,#4d315f 100%);
}
.flagship-hero .hero-tagline .soft-progress{
  background-image:linear-gradient(90deg,#0b8194 0%,#16a6ba 30%,#55c7d2 50%,#16a6ba 70%,#0b8194 100%);
  animation-delay:-5.5s;
}
@keyframes edunudgeSoftShift{
  from{background-position:0% 50%;}
  to{background-position:100% 50%;}
}
@media (prefers-reduced-motion: reduce){
  .flagship-hero .hero-tagline .soft-push,
  .flagship-hero .hero-tagline .soft-progress{
    animation:none;
    background-position:50% 50%;
  }
}