/* ===== Tokens — Gradient Ed-Tech (from reference) ===== */
:root{
  --purple:     #6D5AE6;   /* primary brand violet */
  --purple-d:   #4A34C4;   /* deep violet for gradient/shadow */
  --orange:     #FF7A45;   /* primary CTA coral-orange */
  --orange-d:   #D8501C;
  --yellow:     #2FD9A5;   /* emerald accent */
  --pink:       #F45D9E;
  --blue:       #4C8CFF;
  --green:      #1FB88E;
  --navy:       #150F2E;
  --navy-2:     #241A45;
  --bg:         #FFFCF8;
  --panel:      #FFFFFF;
  --ink:        #211A33;
  --text-soft:  #6E6680;
  --line:       rgba(33,26,51,0.10);

  --display: "Baloo 2", sans-serif;
  --body: "Poppins", sans-serif;
  --mono: "Space Mono", monospace;

  --radius: 22px;
  --radius-sm: 14px;
  --max: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4,h5,h6{font-family:var(--display);margin:0;line-height:1.1;}
p{margin:0;color:var(--text-soft);line-height:1.65;}
ul{margin:0;padding:0;list-style:none;}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
}

/* ===== Progress bar ===== */
.road-progress{position:fixed;top:0;left:0;right:0;height:4px;z-index:200;background:transparent;}
.road-progress__fill{height:100%;width:0%;background:linear-gradient(90deg,var(--purple),var(--green),var(--blue));transition:width .1s linear;border-radius:0 4px 4px 0;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 24px;border-radius:999px;font-weight:600;font-size:0.94rem;
  border:2px solid transparent;cursor:pointer;transition:transform .18s cubic-bezier(.34,1.56,.64,1), box-shadow .2s ease, background .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px) scale(1.02);}
.btn--solid{background:var(--orange);color:#fff;box-shadow:0 6px 0 var(--orange-d);}
.btn--solid:hover{background:var(--orange);box-shadow:0 8px 0 var(--orange-d);}
.btn--solid:active{transform:translateY(2px);box-shadow:0 2px 0 var(--orange-d);}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn--ghost:hover{border-color:var(--purple);color:var(--purple);}
.btn--outline{background:transparent;color:#fff;border-color:rgba(255,255,255,0.6);}
.btn--outline:hover{border-color:#fff;background:rgba(255,255,255,0.14);}
.btn--lg{padding:15px 32px;font-size:1.05rem;}
.btn--purple{background:var(--purple);color:#fff;box-shadow:0 6px 0 var(--purple-d);}
.btn--purple:hover{box-shadow:0 8px 0 var(--purple-d);}

/* ===== Nav ===== */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(251,250,255,0.85);backdrop-filter:blur(10px);
  border-bottom:2px solid var(--line);
}
.nav__inner{
  max-width:var(--max);margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;gap:28px;
}
.nav__logo{display:flex;align-items:center;gap:9px;font-family:var(--display);font-weight:700;font-size:1.3rem;margin-right:auto;}
.nav__logo-mark{
  width:38px;height:34px;padding:0 4px;border-radius:11px;background:var(--purple);color:var(--yellow);
  display:flex;align-items:center;justify-content:center;font-size:0.9rem;font-weight:800;letter-spacing:-0.02em;
  box-shadow:0 4px 0 var(--purple-d);flex-shrink:0;
}
.nav__logo{font-size:1.1rem;}
@media (max-width:420px){
  .nav__logo-text{display:none;}
}
.nav__links{display:flex;gap:26px;font-size:0.94rem;font-weight:600;}
.nav__links a{color:var(--text-soft);transition:color .2s;}
.nav__links a:hover{color:var(--purple);}
.nav__actions{display:flex;align-items:center;gap:10px;}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px;}
.nav__burger span{width:22px;height:3px;background:var(--ink);border-radius:2px;}

/* ===== Hero ===== */
.hero{
  position:relative;max-width:var(--max);margin:24px auto 0;padding:80px 24px 56px;
  overflow:hidden;background:linear-gradient(160deg,var(--navy) 0%,var(--navy-2) 55%,#122A46 100%);
  border-radius:32px;color:#fff;
}
.hero::before{
  content:"";position:absolute;top:-120px;right:-100px;width:380px;height:380px;
  background:radial-gradient(circle,var(--purple) 0%, transparent 70%);
  opacity:0.35;z-index:0;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-60px;left:-140px;width:320px;height:320px;
  background:radial-gradient(circle,var(--green) 0%, transparent 70%);
  opacity:0.25;z-index:0;pointer-events:none;
}
.hero__eyebrow{
  position:relative;z-index:2;
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:0.8rem;
  letter-spacing:0.02em;color:rgba(255,255,255,0.85);text-transform:uppercase;margin-bottom:22px;
  background:rgba(255,255,255,0.08);padding:7px 14px;border-radius:999px;border:2px solid rgba(255,255,255,0.14);
}
.hero__eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--green);}
.hero__title{
  position:relative;z-index:2;
  font-size:clamp(2.6rem, 6vw, 4.8rem);font-weight:700;letter-spacing:-0.01em;color:#fff;
  max-width:850px;
}
.hero__title em{font-style:normal;font-weight:800;background:linear-gradient(90deg,var(--pink),#FFD166);-webkit-background-clip:text;background-clip:text;color:transparent;position:relative;}
.hero__sub{
  position:relative;z-index:2;
  max-width:560px;margin-top:26px;font-size:1.1rem;color:rgba(255,255,255,0.82);
}
.hero__paths{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:48px;
}
.path-card{
  border-radius:var(--radius);padding:30px;display:flex;flex-direction:column;gap:8px;
  transition:transform .25s cubic-bezier(.34,1.56,.64,1), box-shadow .25s ease;
  border:2px solid transparent;
}
.path-card:hover{transform:translateY(-6px) rotate(-0.5deg);box-shadow:0 18px 34px rgba(0,0,0,0.25);}
.path-card--school{background:#fff;color:var(--ink);}
.path-card--school p{color:var(--text-soft);}
.path-card--career{background:rgba(255,255,255,0.1);color:#fff;backdrop-filter:blur(6px);border-color:rgba(255,255,255,0.25);}
.path-card--career p{color:rgba(255,255,255,0.78);}
.path-card__km{font-family:var(--mono);font-size:0.72rem;letter-spacing:0.04em;opacity:0.65;text-transform:uppercase;}
.path-card h3{font-size:1.6rem;margin-top:2px;}
.path-card__go{margin-top:10px;font-weight:700;font-size:0.92rem;}
.path-card--school .path-card__go{color:var(--orange);}
.path-card--career .path-card__go{color:var(--yellow);}
.hero__road{width:100%;height:70px;margin-top:10px;opacity:0.5;}

/* ===== Stats ===== */
.stats{
  max-width:var(--max);margin:20px auto 0;padding:34px 24px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  border-top:2px dashed var(--line);border-bottom:2px dashed var(--line);
}
.stat{display:flex;flex-direction:column;gap:4px;}
.stat__num,.stat__num-static{font-family:var(--display);font-size:2.1rem;font-weight:700;color:var(--purple);}
.stat__label{font-size:0.85rem;color:var(--text-soft);font-weight:500;}

/* ===== Sections ===== */
.section{max-width:var(--max);margin:0 auto;padding:96px 24px;}
.section__head{max-width:640px;margin-bottom:44px;}
.eyebrow{
  display:inline-block;font-family:var(--mono);font-size:0.78rem;letter-spacing:0.03em;
  text-transform:uppercase;color:var(--text-soft);margin-bottom:14px;
  background:#fff;padding:6px 12px;border-radius:999px;border:2px solid var(--line);
}
.eyebrow--coral{color:var(--pink);}
.eyebrow--teal{color:var(--blue);}
.eyebrow--marigold{color:#D98F1F;}
.section h2{font-size:clamp(1.9rem,3.4vw,2.7rem);font-weight:700;color:var(--ink);margin-bottom:12px;}
.section--dark{background:var(--ink);color:#fff;border-radius:36px;}
.section--dark h2{color:#fff;}
.section--dark p{color:rgba(255,255,255,0.65);}
.section--dark .eyebrow{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.15);}

/* chips */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.chip{
  padding:9px 18px;border-radius:999px;font-size:0.88rem;font-weight:600;
  border:2px solid var(--line);color:var(--text-soft);cursor:pointer;transition:all .2s;
  background:#fff;
}
.section--dark .chip{border-color:rgba(255,255,255,0.15);color:rgba(255,255,255,0.6);background:transparent;}
.chip--active{background:var(--purple);color:#fff;border-color:var(--purple);}
.section--dark .chip--active{background:var(--yellow);color:var(--ink);border-color:var(--yellow);}

/* course grid */
.course-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.course-card{
  background:var(--panel);border:2px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s ease, border-color .22s ease;
}
.course-card:hover{transform:translateY(-6px);box-shadow:0 20px 34px rgba(32,26,59,0.14);border-color:rgba(109,90,230,0.35);}
.course-card--dark{background:rgba(255,255,255,0.05);border-color:rgba(255,255,255,0.12);}
.course-card--dark:hover{border-color:rgba(255,209,102,0.4);}

/* media / thumbnail */
.course-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg);}
.course-card__media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s cubic-bezier(.25,.8,.25,1);}
.course-card:hover .course-card__media img{transform:scale(1.07);}
.course-card__badge{
  position:absolute;top:12px;left:12px;font-family:var(--mono);font-size:0.68rem;letter-spacing:0.03em;
  text-transform:uppercase;padding:5px 10px;border-radius:8px;color:#fff;box-shadow:0 3px 8px rgba(0,0,0,0.18);
}
.course-card__badge--coral{background:var(--pink);}
.course-card__badge--teal{background:var(--blue);color:#04263A;}
.course-card__badge--free{background:var(--green);}
.course-card__badge--new{background:rgba(21,15,46,0.78);backdrop-filter:blur(2px);}
.course-card__level{
  position:absolute;top:12px;right:12px;font-family:var(--mono);font-size:0.66rem;letter-spacing:0.03em;
  text-transform:uppercase;padding:5px 10px;border-radius:8px;background:rgba(21,15,46,0.6);color:#fff;backdrop-filter:blur(2px);
}

/* body */
.course-card__body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:7px;flex:1;}
.course-card__cat{font-family:var(--mono);font-size:0.72rem;font-weight:700;letter-spacing:0.03em;text-transform:uppercase;color:var(--purple);}
.course-card--dark .course-card__cat{color:var(--yellow);}
.course-card h4{font-size:1.04rem;font-weight:600;margin-top:0;color:var(--ink);line-height:1.3;}
.course-card--dark h4{color:#fff;}
.course-card__desc{
  font-size:0.83rem;color:var(--text-soft);line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.course-card--dark .course-card__desc{color:rgba(255,255,255,0.55);}
.course-card__instructor{display:flex;align-items:center;gap:8px;font-size:0.82rem;font-weight:600;color:var(--ink);margin-top:2px;}
.course-card--dark .course-card__instructor{color:rgba(255,255,255,0.85);}
.course-card__avatar{
  width:24px;height:24px;border-radius:50%;background:var(--purple);color:var(--yellow);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:0.6rem;font-weight:700;
}
.course-card__rating{font-size:0.85rem;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:4px;}
.course-card--dark .course-card__rating{color:#fff;}
.course-card__rating .star{color:#F5A623;}
.course-card__rating span{font-size:0.78rem;font-weight:500;color:var(--text-soft);}
.course-card--dark .course-card__rating span{color:rgba(255,255,255,0.5);}
.course-card__stats{
  display:flex;flex-wrap:wrap;gap:6px 12px;font-size:0.74rem;color:var(--text-soft);
  border-top:1.5px dashed var(--line);border-bottom:1.5px dashed var(--line);padding:9px 0;margin:2px 0;
}
.course-card--dark .course-card__stats{color:rgba(255,255,255,0.5);border-color:rgba(255,255,255,0.14);}
.course-card__tags{display:flex;flex-wrap:wrap;gap:6px;}
.tag{font-size:0.68rem;font-weight:600;padding:4px 9px;border-radius:999px;background:var(--bg);border:1.5px solid var(--line);color:var(--text-soft);}
.course-card--dark .tag{background:transparent;border-color:rgba(255,255,255,0.16);color:rgba(255,255,255,0.6);}
.course-card__footer{margin-top:auto;padding-top:10px;display:flex;align-items:center;justify-content:space-between;gap:8px;}
.course-card__price{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px;}
.price-now{font-family:var(--display);font-weight:700;font-size:1.2rem;color:var(--purple);}
.course-card--dark .price-now{color:var(--yellow);}
.price-old{font-size:0.78rem;color:var(--text-soft);text-decoration:line-through;}
.course-card--dark .price-old{color:rgba(255,255,255,0.4);}
.price-off{font-size:0.68rem;font-weight:700;color:var(--orange-d);background:rgba(255,122,69,0.14);padding:2px 7px;border-radius:6px;}
.course-card--dark .price-off{color:#FFC48A;background:rgba(255,122,69,0.2);}
.course-card__cert{font-size:0.72rem;font-weight:600;color:var(--blue);display:flex;align-items:center;gap:4px;white-space:nowrap;}
.course-card--dark .course-card__cert{color:var(--yellow);}

/* feature trio */
.feature-trio{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:56px;}
.feature-trio h5{font-size:1.08rem;color:var(--ink);margin-bottom:8px;}
.feature-trio--dark h5{color:#fff;}
.feature-trio--dark p{color:rgba(255,255,255,0.6);}

/* lesson demo */
.lesson-demo{display:grid;grid-template-columns:1.3fr 1fr;gap:36px;align-items:center;}
.lesson-demo__player{position:relative;border-radius:var(--radius);overflow:hidden;background:#000;box-shadow:0 20px 40px rgba(32,26,59,0.16);border:4px solid #fff;}
.lesson-demo__player video{width:100%;display:block;aspect-ratio:16/9;object-fit:cover;}
.lesson-demo__badge{
  position:absolute;top:14px;left:14px;background:rgba(32,26,59,0.8);color:#fff;
  font-family:var(--mono);font-size:0.72rem;padding:5px 10px;border-radius:8px;
}
.lesson-demo__tag{font-family:var(--mono);font-size:0.78rem;color:var(--pink);text-transform:uppercase;letter-spacing:0.03em;}
.lesson-demo__notes h4{font-size:1.4rem;color:var(--ink);margin:10px 0 16px;font-weight:700;}
.lesson-demo__notes ul{display:flex;flex-direction:column;gap:10px;margin-bottom:16px;}
.lesson-demo__notes li{padding-left:22px;position:relative;color:var(--text-soft);font-size:0.96rem;}
.lesson-demo__notes li::before{content:"✦";position:absolute;left:0;color:var(--blue);}
.lesson-demo__note{font-size:0.82rem;font-style:italic;opacity:0.7;}

/* live classes */
.section--live{background:#F1EEFC;border-radius:36px;max-width:calc(var(--max) - 0px);}
.live-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.live-card{
  background:var(--panel);border:2px solid var(--line);border-radius:var(--radius-sm);
  overflow:hidden;display:flex;flex-direction:column;transition:transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s ease;
}
.live-card:hover{transform:translateY(-6px);box-shadow:0 18px 30px rgba(32,26,59,0.12);}
.live-card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg);}
.live-card__media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s cubic-bezier(.25,.8,.25,1);}
.live-card:hover .live-card__media img{transform:scale(1.07);}
.live-card__pill{
  position:absolute;top:12px;left:12px;display:inline-flex;align-items:center;gap:6px;
  font-family:var(--mono);font-size:0.7rem;letter-spacing:0.03em;
  padding:5px 11px 5px 9px;border-radius:8px;background:var(--pink);color:#fff;box-shadow:0 3px 8px rgba(0,0,0,0.2);
}
.live-card__pill::before{
  content:"";width:7px;height:7px;border-radius:50%;background:#fff;flex-shrink:0;
  animation:liveDot 1.4s ease-in-out infinite;
}
.live-card__pill--paid{background:var(--purple);}
.live-card__seats-badge{
  position:absolute;top:12px;right:12px;font-family:var(--mono);font-size:0.66rem;letter-spacing:0.02em;
  padding:5px 10px;border-radius:8px;background:rgba(21,15,46,0.65);color:#fff;backdrop-filter:blur(2px);
}
@keyframes liveDot{0%,100%{opacity:1;transform:scale(1);}50%{opacity:0.4;transform:scale(0.7);}}
.live-card__body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:6px;flex:1;}
.live-card h4{font-size:1.06rem;color:var(--ink);margin-bottom:2px;font-weight:600;line-height:1.3;}
.live-card__meta{font-size:0.86rem;margin-bottom:0;}
.live-card__host{display:flex;align-items:center;gap:8px;font-size:0.84rem;font-weight:600;color:var(--ink);margin-top:2px;}
.live-card__seats{font-size:0.82rem;color:var(--green);font-weight:700;margin-top:auto;padding-top:10px;}

/* quotes */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.quote-card{
  background:var(--panel);border:2px solid var(--line);border-radius:var(--radius-sm);
  padding:26px;margin:0;transition:transform .2s cubic-bezier(.34,1.56,.64,1);
}
.quote-card:hover{transform:translateY(-4px) rotate(-0.4deg);}
.quote-card p{color:var(--ink);font-size:0.98rem;font-weight:500;margin-bottom:20px;}
.quote-card footer{display:flex;align-items:center;gap:10px;font-size:0.86rem;color:var(--text-soft);font-weight:600;}
.quote-card__avatar{
  width:34px;height:34px;border-radius:50%;background:var(--purple);color:var(--yellow);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:0.74rem;font-weight:700;
}

/* CTA */
.cta{
  position:relative;overflow:hidden;
  max-width:var(--max);margin:0 auto 96px;padding:70px 40px;border-radius:36px;
  background:linear-gradient(135deg,var(--navy),var(--purple));color:#fff;text-align:center;
}
.cta::before{
  content:"";position:absolute;top:-80px;right:-60px;width:260px;height:260px;
  background:radial-gradient(circle,var(--yellow) 0%, transparent 70%);opacity:0.5;
}
.cta h2{color:#fff;font-size:clamp(1.9rem,3.6vw,2.9rem);position:relative;z-index:1;}
.cta p{color:rgba(255,255,255,0.75);margin-top:10px;position:relative;z-index:1;}
.cta__buttons{position:relative;z-index:1;display:flex;gap:14px;justify-content:center;margin-top:30px;flex-wrap:wrap;}
.cta .btn--solid{background:#fff;color:var(--purple);box-shadow:0 6px 0 rgba(0,0,0,0.15);}

/* footer */
.footer{background:var(--ink);color:rgba(255,255,255,0.7);padding:60px 24px 24px;}
.footer__top{
  max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:36px;border-bottom:2px solid rgba(255,255,255,0.1);
}
.footer__brand{display:flex;flex-direction:column;gap:10px;}
.footer__brand p{color:rgba(255,255,255,0.55);font-size:0.88rem;max-width:280px;}
.footer__contact{color:rgba(255,255,255,0.55);font-size:0.88rem;max-width:280px;line-height:1.7;margin-top:4px;}
.footer__contact a{color:rgba(255,255,255,0.75);text-decoration:none;}
.footer__contact a:hover{color:#fff;text-decoration:underline;}

/* ===== Founder block (About page) ===== */
.founder-block{
  display:grid;grid-template-columns:280px 1fr;gap:48px;align-items:start;
  max-width:var(--max);margin:0 auto;
}
.founder-block__photo{
  border-radius:var(--radius);overflow:hidden;border:2px solid var(--line);
  background:var(--panel);aspect-ratio:1/1;
}
.founder-block__photo img{width:100%;height:100%;object-fit:cover;display:block;}
.founder-block__content h2{font-size:clamp(1.6rem,2.6vw,2.1rem);margin:10px 0 4px;color:var(--ink);}
.founder-block__role{color:var(--purple);font-weight:600;font-size:0.95rem;margin-bottom:16px;}
.founder-block__content > p{font-size:1rem;margin-bottom:22px;}
.founder-block__edu{
  border-top:2px solid var(--line);padding-top:16px;margin-bottom:16px;
}
.founder-block__edu h6{
  font-family:var(--display);font-size:0.82rem;text-transform:uppercase;letter-spacing:0.04em;
  color:var(--text-soft);margin-bottom:6px;
}
.founder-block__edu p{font-size:0.95rem;color:var(--ink);}

@media (max-width:760px){
  .founder-block{grid-template-columns:1fr;}
  .founder-block__photo{max-width:220px;margin:0 auto;}
}
.footer__col{display:flex;flex-direction:column;gap:10px;}
.footer__col h6{color:#fff;font-family:var(--body);font-size:0.86rem;text-transform:uppercase;letter-spacing:0.03em;margin-bottom:4px;font-weight:600;}
.footer__col a{font-size:0.88rem;color:rgba(255,255,255,0.6);transition:color .2s;}
.footer__col a:hover{color:var(--yellow);}
.footer__bottom{
  max-width:var(--max);margin:0 auto;display:flex;justify-content:space-between;
  padding-top:22px;font-size:0.82rem;color:rgba(255,255,255,0.5);flex-wrap:wrap;gap:10px;
}
.footer__legal{display:flex;gap:16px;}
.footer__legal a:hover{color:var(--yellow);}

/* ===== Responsive ===== */
@media (max-width:960px){
  .nav__links{display:none;}
  .nav__burger{display:flex;}
  .hero__paths{grid-template-columns:1fr;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .course-grid{grid-template-columns:repeat(2,1fr);}
  .feature-trio{grid-template-columns:1fr;}
  .lesson-demo{grid-template-columns:1fr;}
  .live-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .footer__top{grid-template-columns:1fr 1fr;}
}
@media (max-width:560px){
  .course-grid{grid-template-columns:1fr;}
  .nav__actions .btn--ghost{display:none;}
  .footer__top{grid-template-columns:1fr;}
}

.nav.nav--open .nav__links{
  display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;
  background:var(--bg);padding:20px 24px;gap:16px;border-bottom:2px solid var(--line);
}

/* ===== Free banner ===== */
.section--free{padding-top:20px;padding-bottom:20px;}
.free-banner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  background:linear-gradient(120deg,#F2EEFF,#FFF1E8);border:2px solid var(--line);
  border-radius:var(--radius);padding:32px 36px;margin-bottom:26px;
}
.free-banner h2{margin:6px 0 4px;}
.course-grid--single{grid-template-columns:1fr;max-width:340px;}

/* ===== Newsletter ===== */
.newsletter{
  max-width:var(--max);margin:0 auto 60px;padding:50px 40px;text-align:center;
  background:var(--panel);border:2px dashed var(--line);border-radius:var(--radius);
}
.newsletter h3{font-size:1.5rem;color:var(--ink);}
.newsletter p{margin-top:8px;}
.newsletter__form{
  display:flex;gap:10px;justify-content:center;margin-top:24px;flex-wrap:wrap;
}
.newsletter__form input{
  padding:12px 18px;border-radius:999px;border:2px solid var(--line);font-family:var(--body);
  font-size:0.95rem;min-width:260px;background:var(--bg);
}
.newsletter__form input:focus{outline:2px solid var(--purple);outline-offset:1px;}

/* ===== Faculty ===== */
.faculty-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.faculty-card{
  background:var(--panel);border:2px solid var(--line);border-radius:var(--radius-sm);
  padding:24px 20px;text-align:center;transition:transform .2s cubic-bezier(.34,1.56,.64,1);
}
.faculty-card:hover{transform:translateY(-4px);}
.faculty-card__avatar{
  display:flex;align-items:center;justify-content:center;margin:0 auto 14px;
  width:54px;height:54px;border-radius:50%;background:var(--purple);color:var(--yellow);
  font-family:var(--display);font-weight:700;font-size:1rem;
}
.faculty-card h4{font-size:1rem;color:var(--ink);margin-bottom:6px;}
.faculty-card p{font-size:0.82rem;}

@media (max-width:960px){
  .faculty-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:560px){
  .faculty-grid{grid-template-columns:1fr;}
  .newsletter__form{flex-direction:column;align-items:center;}
  .newsletter__form input{width:100%;}
}

/* ===== Active nav link ===== */
.nav__links a.is-active{color:var(--purple);}

/* ===== Section head row variant (title + CTA link) ===== */
.section__head--row{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap;max-width:none;}
.section__head--row > div{max-width:640px;}

/* ===== Page hero (sub-pages) ===== */
.page-hero{
  max-width:var(--max);margin:0 auto;padding:70px 24px 30px;position:relative;
}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.2rem);color:var(--ink);font-weight:700;margin:14px 0 12px;max-width:680px;}
.page-hero p{max-width:560px;font-size:1.05rem;}

/* ===== Search bar ===== */
.search-bar{margin-top:26px;max-width:480px;}
.search-bar input{
  width:100%;padding:14px 20px;border-radius:999px;border:2px solid var(--line);
  font-family:var(--body);font-size:0.98rem;background:#fff;
}
.search-bar input:focus{outline:2px solid var(--purple);outline-offset:1px;}

/* ===== Wide grids for full listing pages ===== */
.course-grid--wide{grid-template-columns:repeat(4,1fr);}
.live-grid--wide{grid-template-columns:repeat(3,1fr);}
.faculty-grid--wide{grid-template-columns:repeat(3,1fr);}
.faculty-card--wide{text-align:left;padding:26px;}
.faculty-card__role{color:var(--purple);font-weight:600;font-size:0.85rem;margin-bottom:10px;}
.faculty-card--wide p:not(.faculty-card__role){font-size:0.9rem;}

.empty-state{
  text-align:center;padding:40px 24px;color:var(--text-soft);font-size:0.98rem;
  max-width:var(--max);margin:0 auto;
}

/* ===== Auth page ===== */
.auth-wrap{
  min-height:calc(100vh - 70px);display:flex;align-items:center;justify-content:center;
  padding:50px 24px;background:radial-gradient(circle at 20% 20%, rgba(20,184,166,0.15), transparent 40%), radial-gradient(circle at 80% 80%, rgba(47,111,237,0.15), transparent 40%);
}
.auth-card{
  background:var(--panel);border:2px solid var(--line);border-radius:var(--radius);
  padding:40px;width:100%;max-width:420px;box-shadow:0 20px 50px rgba(32,26,59,0.1);
}
.auth-tabs{display:flex;gap:8px;background:var(--bg);border-radius:999px;padding:5px;margin-bottom:26px;}
.auth-tab{
  flex:1;border:none;background:transparent;padding:10px;border-radius:999px;font-family:var(--body);
  font-weight:600;font-size:0.92rem;color:var(--text-soft);cursor:pointer;transition:all .2s;
}
.auth-tab.is-active{background:var(--purple);color:#fff;}
.auth-form h1{font-size:1.5rem;color:var(--ink);}
.auth-sub{margin-top:6px;margin-bottom:22px;font-size:0.92rem;}
.auth-form label{display:flex;flex-direction:column;gap:6px;font-size:0.86rem;font-weight:600;color:var(--ink);margin-bottom:16px;}
.auth-form input[type="email"],.auth-form input[type="password"],.auth-form input[type="text"],.auth-form input[type="tel"]{
  padding:12px 16px;border-radius:var(--radius-sm);border:2px solid var(--line);font-family:var(--body);
  font-size:0.95rem;font-weight:400;background:var(--bg);
}
.auth-form input[type="tel"]:invalid:not(:placeholder-shown){
  border-color:var(--orange-d);
}

/* ===== Add to Cart button on course cards ===== */
.btn--cart{width:100%;margin-top:12px;padding:10px 20px;font-size:0.88rem;}
.course-card__lessons{display:block;text-align:center;margin-top:8px;font-size:0.85rem;font-weight:600;color:var(--purple);text-decoration:none;}
.course-card__lessons:hover{text-decoration:underline;}
.course-card--dark .course-card__lessons{color:var(--yellow);}
.auth-form input:focus{outline:2px solid var(--purple);outline-offset:1px;}
.auth-submit{width:100%;margin-top:6px;}
.auth-note{margin-top:16px;font-size:0.78rem;font-style:italic;opacity:0.7;line-height:1.5;}
.auth-role{display:flex;gap:10px;margin-bottom:18px;}
.auth-role__option{
  flex:1;display:flex;align-items:center;gap:8px;padding:10px 12px;border:2px solid var(--line);
  border-radius:var(--radius-sm);font-size:0.84rem;font-weight:500;color:var(--text-soft);cursor:pointer;margin:0;
}
.auth-role__option:has(input:checked){border-color:var(--purple);color:var(--purple);background:rgba(47,111,237,0.08);}

@media (max-width:960px){
  .course-grid--wide{grid-template-columns:repeat(2,1fr);}
  .live-grid--wide{grid-template-columns:1fr;}
  .faculty-grid--wide{grid-template-columns:1fr;}
  .section__head--row{flex-direction:column;align-items:flex-start;}
}
@media (max-width:560px){
  .course-grid--wide{grid-template-columns:1fr;}
}

/* ===== Book a Free Demo — popup modal ===== */
.demo-modal{position:fixed;inset:0;z-index:300;display:flex;align-items:center;justify-content:center;padding:20px;}
.demo-modal[hidden]{display:none;}
.demo-modal__backdrop{
  position:absolute;inset:0;background:rgba(21,15,46,0.55);backdrop-filter:blur(3px);
  animation:demoFade .18s ease;
}
.demo-modal__panel{
  position:relative;z-index:1;width:100%;max-width:440px;background:var(--panel);
  border-radius:var(--radius);padding:36px 32px 32px;box-shadow:0 24px 60px rgba(21,15,46,0.35);
  animation:demoPop .22s cubic-bezier(.34,1.56,.64,1);
}
.demo-modal__panel h3{font-size:1.7rem;margin-top:12px;}
.demo-modal__panel p{margin-top:10px;}
.demo-modal__close{
  position:absolute;top:16px;right:16px;width:34px;height:34px;border-radius:50%;border:none;
  background:var(--bg);color:var(--ink);font-size:1.3rem;line-height:1;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:background .18s, transform .18s;
}
.demo-modal__close:hover{background:var(--line);transform:rotate(90deg);}
.demo-modal__points{display:flex;flex-direction:column;gap:8px;margin-top:18px;font-size:0.9rem;font-weight:600;color:var(--ink);}
.demo-modal__cta{width:100%;margin-top:24px;}

@keyframes demoFade{from{opacity:0;}to{opacity:1;}}
@keyframes demoPop{from{opacity:0;transform:translateY(14px) scale(.97);}to{opacity:1;transform:translateY(0) scale(1);}}

@media (max-width:480px){
  .demo-modal__panel{padding:30px 22px 26px;}
}