:root{
  --ink:#18302c;
  --muted:#667570;
  --paper:#f6faf8;
  --white:#ffffff;
  --line:rgba(24,48,44,.10);
  --green:#0f7767;
  --green-dark:#075748;
  --shadow:0 22px 60px rgba(27,63,55,.12);
  --radius:28px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(circle at 80% 5%, rgba(204,238,226,.62), transparent 28%),
    linear-gradient(180deg,#f7fbfa 0%,#f4f9f7 45%,#ffffff 100%);
  font-family:"DM Sans",Arial,sans-serif;
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}

.site-header{
  position:sticky;
  top:18px;
  z-index:20;
  width:min(1180px,calc(100% - 40px));
  margin:18px auto 0;
  padding:10px 16px 10px 22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(255,255,255,.9);
  border-radius:22px;
  box-shadow:0 10px 34px rgba(28,69,61,.10);
  backdrop-filter:blur(18px);
}
.brand{
  display:flex;
  flex-direction:column;
  line-height:.9;
  min-width:175px;
}
.brand span{
  font-family:"Playfair Display",Georgia,serif;
  font-size:22px;
}
.brand strong{
  font-family:"Playfair Display",Georgia,serif;
  font-size:20px;
  font-weight:500;
  color:#68736f;
}
.nav{display:flex;align-items:center;gap:5px}
.nav-link{
  padding:10px 14px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  color:#293c38;
  transition:.2s ease;
}
.nav-link:hover,.nav-link.active{
  color:var(--green-dark);
  background:#e5f4ef;
}
.student-access-button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:38px;
  padding:0 16px;
  margin-left:6px;
  border:1px solid rgba(15,119,103,.22);
  border-radius:999px;
  color:var(--green-dark);
  background:rgba(255,255,255,.82);
  font-size:13px;
  font-weight:700;
  white-space:nowrap;
  transition:.2s ease;
}
.student-access-button:hover{
  background:#e5f4ef;
  transform:translateY(-1px);
}
.menu-toggle{display:none;border:0;background:transparent;font-size:26px;color:var(--ink)}

.section-shell{
  width:min(1180px,calc(100% - 48px));
  margin-inline:auto;
}

.hero{
  min-height:720px;
  padding:92px 0 90px;
  display:grid;
  grid-template-columns:1fr .86fr;
  align-items:center;
  gap:72px;
}
.eyebrow{
  margin:0 0 14px;
  font-size:11px;
  letter-spacing:.17em;
  font-weight:700;
  color:var(--green);
}
.hero h1{
  margin:0;
  max-width:680px;
  font-family:"Playfair Display",Georgia,serif;
  font-size:clamp(54px,6.1vw,88px);
  line-height:.98;
  letter-spacing:-.045em;
  font-weight:500;
}
.hero h1 em,.section-heading h2 em,.about h2 em{
  font-style:normal;
  color:#6a7772;
}
.hero-text{
  max-width:590px;
  margin:30px 0 0;
  color:#53625e;
  font-size:18px;
}
.hero-text strong{color:var(--ink)}
.secondary-copy{margin-top:12px;font-size:15px;color:#78847f}
.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.btn{
  display:inline-flex;
  align-items:center;
  gap:16px;
  min-height:50px;
  padding:0 22px;
  border-radius:999px;
  font-size:14px;
  font-weight:700;
  transition:.2s ease;
}
.btn-primary{
  color:white;
  background:linear-gradient(135deg,#12816e,#075849);
  box-shadow:0 13px 28px rgba(11,108,89,.23);
}
.btn-primary:hover{transform:translateY(-2px)}
.btn-secondary{
  border:1px solid #2b776a;
  color:#176557;
  background:rgba(255,255,255,.55);
}
.btn-secondary:hover{background:#fff}

.hero-visual{position:relative;display:flex;justify-content:flex-end}
.hero-glow{
  position:absolute;
  width:430px;height:430px;
  border-radius:50%;
  background:rgba(186,231,216,.62);
  filter:blur(25px);
  right:-50px;top:30px;
}
.hero-image-frame{
  position:relative;
  width:min(500px,100%);
  overflow:hidden;
  border-radius:34px;
  background:#e4efeb;
  box-shadow:var(--shadow);
}
.hero-image-frame img{
  width:100%;
  aspect-ratio:2/3;
  object-fit:cover;
  object-position:center top;
}
.hero-image-frame:after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(7,52,43,.38));
  pointer-events:none;
}
.hero-caption{
  position:absolute;
  left:22px;right:22px;bottom:20px;
  z-index:2;
  display:flex;align-items:center;gap:12px;
  padding:13px 16px;
  border-radius:18px;
  color:white;
  background:rgba(11,59,50,.64);
  backdrop-filter:blur(10px);
}
.hero-caption small{display:block;font-size:11px;opacity:.78}
.hero-caption strong{display:block;font-size:14px}
.caption-dot{
  width:9px;height:9px;border-radius:50%;
  background:#b7eadc;box-shadow:0 0 0 5px rgba(183,234,220,.14);
}

.languages{
  padding:85px 0 105px;
}
.section-heading{
  display:grid;
  grid-template-columns:1fr .55fr;
  gap:70px;
  align-items:end;
  margin-bottom:42px;
}
.section-heading h2,.about h2{
  margin:0;
  font-family:"Playfair Display",Georgia,serif;
  font-size:clamp(38px,4vw,58px);
  line-height:1.04;
  letter-spacing:-.035em;
  font-weight:500;
}
.section-intro{
  margin:0;
  color:var(--muted);
  font-size:15px;
  max-width:450px;
}
.language-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.language-card{
  position:relative;
  min-height:355px;
  overflow:hidden;
  border-radius:28px;
  padding:20px;
  isolation:isolate;
  box-shadow:0 12px 38px rgba(30,55,49,.09);
  border:1px solid rgba(255,255,255,.72);
  transition:transform .25s ease,box-shadow .25s ease;
}
.language-card:before{
  content:"";
  position:absolute;inset:0;
  z-index:-2;
  background:var(--card-bg);
}
.language-card:after{
  content:"";
  position:absolute;
  width:240px;height:240px;
  right:-100px;top:-95px;
  z-index:-1;
  border-radius:50%;
  background:var(--card-orb);
}
.language-card:hover{
  transform:translateY(-5px);
  box-shadow:0 22px 55px rgba(30,55,49,.15);
}
.german{--card-bg:linear-gradient(145deg,#edf4f1,#d7e9e3);--card-orb:#b8d8ce}
.english{--card-bg:linear-gradient(145deg,#edf1f8,#dbe3f1);--card-orb:#b7c8e4}
.spanish{--card-bg:linear-gradient(145deg,#fff1e7,#f6d8c4);--card-orb:#efb68f}
.hindi{--card-bg:linear-gradient(145deg,#fbf0ed,#ead8e0);--card-orb:#ddb9c9}
.french{--card-bg:linear-gradient(145deg,#f3f0fa,#ddd9ec);--card-orb:#c8c0e1}
.tamil{--card-bg:linear-gradient(145deg,#eef5eb,#d8e7d1);--card-orb:#b5d2a9}

.card-top{
  display:flex;justify-content:space-between;align-items:center;
  position:relative;z-index:3;
}
.number{
  font-size:11px;font-weight:800;letter-spacing:.12em;color:rgba(24,48,44,.58)
}
.availability{
  padding:6px 9px;border-radius:999px;
  background:rgba(255,255,255,.58);
  font-size:10px;font-weight:700;color:#4c5c57;
}
.avatar-orb{
  position:absolute;
  right:14px;top:36px;
  width:145px;height:205px;
  overflow:hidden;
  border-radius:76px 76px 28px 28px;
  background:rgba(255,255,255,.48);
  box-shadow:0 12px 35px rgba(35,54,49,.12);
}
.avatar-orb img{
  width:100%;height:100%;
  object-fit:cover;
  object-position:center 18%;
  transform:scale(1.03);
}
.card-body{
  position:absolute;
  left:22px;right:22px;bottom:22px;
}
.native{
  font-size:12px;font-weight:700;color:rgba(24,48,44,.60);
}
.card-body h3{
  margin:4px 0 4px;
  font-family:"Playfair Display",Georgia,serif;
  font-size:31px;font-weight:500;letter-spacing:-.02em;
}
.card-body p{margin:0;color:#596a65;font-size:13px}
.card-arrow{
  position:absolute;
  right:0;bottom:0;
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:50%;
  background:rgba(255,255,255,.65);
  font-size:19px;
  transition:.2s ease;
}
.language-card:hover .card-arrow{transform:translate(2px,-2px)}

.future-language-note{
  margin-top:22px;
  padding:28px 32px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:40px;
  border:1px solid var(--line);
  border-radius:25px;
  background:rgba(255,255,255,.62);
}
.future-language-note h3{margin:0;font-family:"Playfair Display",Georgia,serif;font-size:28px;font-weight:500}
.future-language-note p{margin:0;max-width:430px;color:var(--muted);font-size:14px}

.tools{
  padding:20px 0 110px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}
.tool-card{
  min-height:340px;
  padding:38px;
  border-radius:30px;
  position:relative;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.75);
  box-shadow:0 15px 45px rgba(29,55,48,.09);
}
.quiz-card{background:linear-gradient(145deg,#e4f4ef,#c9e6dc)}
.paper-card{background:linear-gradient(145deg,#f0edf8,#ddd8eb)}
.tool-number{
  position:absolute;right:30px;top:25px;
  font-family:"Playfair Display",Georgia,serif;
  font-size:70px;color:rgba(24,48,44,.08);
}
.tool-card h2{
  max-width:500px;
  margin:0;
  font-family:"Playfair Display",Georgia,serif;
  font-size:40px;line-height:1.05;font-weight:500;
}
.tool-card p:not(.eyebrow){
  max-width:500px;color:#5e6d68;font-size:15px;
}
.text-button{
  display:inline-flex;gap:12px;
  margin-top:14px;
  color:var(--green-dark);
  font-size:14px;font-weight:800;
}

.about{
  padding:90px 0;
  display:grid;
  grid-template-columns:1fr .72fr;
  gap:80px;
  border-top:1px solid var(--line);
}
.about>p{
  margin:0;
  align-self:end;
  color:#5d6d68;
  font-size:17px;
}

.footer{
  width:min(1180px,calc(100% - 48px));
  margin:auto;
  padding:38px 0 50px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:30px;
}
.footer-brand{
  font-family:"Playfair Display",Georgia,serif;
  font-size:24px;
}
.footer p{margin:8px 0 0;color:#7b8783;font-size:12px}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;align-items:flex-start}
.footer-links a{font-size:12px;color:#667570}
.footer-links a:hover{color:var(--green)}

@media(max-width:900px){
  .site-header{top:10px}
  .nav{
    position:absolute;top:70px;left:0;right:0;
    padding:12px;
    display:none;flex-direction:column;align-items:stretch;
    border-radius:18px;background:rgba(255,255,255,.96);
    box-shadow:0 18px 45px rgba(30,55,49,.14);
  }
  .nav.open{display:flex}
  .nav-link{text-align:center}
  .menu-toggle{display:block}
  .hero{grid-template-columns:1fr;gap:48px;padding-top:70px}
  .hero-visual{justify-content:center}
  .section-heading{grid-template-columns:1fr;gap:20px}
  .language-grid{grid-template-columns:repeat(2,1fr)}
  .about{grid-template-columns:1fr;gap:25px}
}
@media(max-width:620px){
  .site-header,.section-shell,.footer{width:min(100% - 28px,1180px)}
  .site-header{padding-left:17px}
  .brand{min-width:auto}
  .brand span{font-size:19px}.brand strong{font-size:17px}
  .hero{min-height:auto;padding:58px 0 70px}
  .hero h1{font-size:52px}
  .hero-text{font-size:16px}
  .hero-image-frame{border-radius:25px}
  .language-grid,.tools{grid-template-columns:1fr}
  .language-card{min-height:330px}
  .future-language-note{flex-direction:column;align-items:flex-start;padding:24px}
  .tool-card{padding:30px;min-height:310px}
  .tool-card h2{font-size:34px}
  .footer{flex-direction:column}
}

/* Vethaii unified header branding */
.vethaii-brand{display:flex!important;flex-direction:column!important;align-items:center!important;justify-content:center!important;gap:2px!important;text-decoration:none!important;line-height:1!important;min-width:150px!important;margin-right:auto!important}
.vethaii-brand img{display:block!important;width:150px!important;height:auto!important;object-fit:contain!important}
.vethaii-brand .brand-sub{display:block!important;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif!important;font-size:10px!important;line-height:1.1!important;letter-spacing:.18em!important;font-weight:700!important;text-transform:none!important;color:#315c50!important;margin:0!important}
@media(max-width:700px){.vethaii-brand{min-width:125px!important}.vethaii-brand img{width:125px!important}.vethaii-brand .brand-sub{font-size:9px!important;letter-spacing:.16em!important}}