/* =============================================
   Genius Kids — Premium Landing 2026
   Modern glassmorphism, mesh gradients, fluid
   ============================================= */

/* === Reset === */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --primary:#6C5CE7;
  --primary-rgb:108,92,231;
  --primary-light:#A29BFE;
  --primary-dark:#5A4BD1;
  --accent:#00CEC9;
  --accent-rgb:0,206,201;
  --accent2:#FD79A8;
  --accent2-rgb:253,121,168;
  --surface:#0F0E17;
  --surface-2:#1A1930;
  --surface-3:#232242;
  --surface-card:rgba(255,255,255,0.04);
  --surface-card-hover:rgba(255,255,255,0.07);
  --text:#FFFFFE;
  --text-2:rgba(255,255,255,0.65);
  --text-3:rgba(255,255,255,0.4);
  --border:rgba(255,255,255,0.08);
  --border-hover:rgba(255,255,255,0.15);
  --glass:rgba(255,255,255,0.03);
  --glass-border:rgba(255,255,255,0.06);
  --radius:20px;
  --radius-sm:12px;
  --radius-xs:8px;
  --radius-full:100px;
  --ease:cubic-bezier(.4,0,.2,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --font:'Inter',system-ui,-apple-system,sans-serif;
  --font-display:'Space Grotesk','Inter',system-ui,sans-serif;
  --shadow:0 8px 32px rgba(0,0,0,0.3);
  --shadow-glow:0 0 60px rgba(var(--primary-rgb),0.15);
}

html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--text);background:var(--surface);line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font-family:var(--font)}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:120px 0;position:relative}

/* === Section Headers === */
.section__eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);margin-bottom:16px;
}
.section__eyebrow--light{color:var(--primary-light)}
.section__title{
  font-family:var(--font-display);font-size:clamp(2rem,5vw,3.25rem);font-weight:700;
  line-height:1.15;color:var(--text);margin-bottom:16px;
  letter-spacing:-.02em;
}
.section__desc{font-size:1.125rem;color:var(--text-2);max-width:560px;margin:0 auto 0 0;line-height:1.7}
.courses .section__desc,.reviews .section__desc{margin:0 auto}
.section__header-center{text-align:center}
.section__header-center .section__desc{margin:0 auto}

/* Center all section headers */
.courses .container > .section__eyebrow,
.courses .container > .section__title,
.courses .container > .section__desc,
.method .container > .section__eyebrow,
.method .container > .section__title,
.method .container > .section__desc,
.advantages .container > .section__eyebrow,
.advantages .container > .section__title,
.formats .container > .section__eyebrow,
.formats .container > .section__title,
.reviews .container > .section__eyebrow,
.reviews .container > .section__title,
.reviews .container > .section__desc,
.faq .container > .section__eyebrow,
.faq .container > .section__title{text-align:center}

/* === Buttons === */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font);font-weight:600;font-size:.9375rem;
  border:none;cursor:pointer;transition:all .3s var(--ease);
  border-radius:var(--radius-sm);white-space:nowrap;
  position:relative;overflow:hidden;
}
.btn--primary{
  background:linear-gradient(135deg,var(--primary),#845EF7);
  color:#fff;padding:14px 28px;
  box-shadow:0 4px 20px rgba(var(--primary-rgb),.35);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(var(--primary-rgb),.5)}
.btn--primary:active{transform:translateY(0)}
.btn--glow::after{
  content:'';position:absolute;inset:-2px;
  background:linear-gradient(135deg,var(--primary),var(--accent),var(--accent2));
  border-radius:inherit;z-index:-1;opacity:0;
  filter:blur(16px);transition:opacity .4s var(--ease);
}
.btn--glow:hover::after{opacity:.6}

.btn--ghost-header{
  background:transparent;color:var(--text-2);padding:8px 16px;
  font-size:.875rem;
}
.btn--ghost-header:hover{color:var(--text)}
.btn--outline-dark{
  background:transparent;border:1.5px solid var(--border-hover);
  color:var(--text);padding:14px 28px;border-radius:var(--radius-sm);
}
.btn--outline-dark:hover{border-color:var(--primary);color:var(--primary)}

.btn--sm{padding:10px 22px;font-size:.8125rem}
.btn--lg{padding:16px 32px;font-size:1rem}
.btn--full{width:100%}

/* === Header === */
.header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(15,14,23,0.6);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-bottom:1px solid transparent;transition:all .3s var(--ease);
}
.header--scrolled{border-bottom-color:var(--border);background:rgba(15,14,23,0.85)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:68px}

.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem}
.logo__img{border-radius:6px}
.logo__text{font-family:var(--font-display);color:var(--text)}
.logo__accent{color:var(--primary-light)}

.nav{display:flex;gap:32px}
.nav__link{font-size:.875rem;font-weight:500;color:var(--text-2);transition:color .3s var(--ease);position:relative}
.nav__link:hover{color:var(--text)}
.nav__link::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--primary);border-radius:2px;transition:width .3s var(--ease)}
.nav__link:hover::after{width:100%}

.header__actions{display:flex;gap:8px;align-items:center}

.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px;z-index:1001}
.burger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:all .3s var(--ease)}
.burger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.burger.active span:nth-child(2){opacity:0}
.burger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* Mobile menu */
.mobile-menu{position:fixed;inset:0;z-index:999;pointer-events:none;opacity:0;transition:opacity .3s var(--ease)}
.mobile-menu.active{pointer-events:all;opacity:1}
.mobile-menu__backdrop{position:absolute;inset:0;background:rgba(0,0,0,0.6);backdrop-filter:blur(8px)}
.mobile-menu__panel{
  position:absolute;top:0;right:0;width:min(320px,85vw);height:100%;
  background:var(--surface-2);padding:88px 24px 40px;
  display:flex;flex-direction:column;gap:20px;
  transform:translateX(100%);transition:transform .35s var(--ease);
  border-left:1px solid var(--border);overflow-y:auto;
}
.mobile-menu.active .mobile-menu__panel{transform:translateX(0)}
.mobile-menu__link{font-size:1.125rem;font-weight:600;color:var(--text-2);padding:8px 0;transition:color .2s}
.mobile-menu__link:hover{color:var(--text)}
.mobile-menu__divider{height:1px;background:var(--border);margin:8px 0}

/* === Hero === */
.hero{
  padding:140px 0 0;position:relative;overflow:hidden;
  min-height:100vh;display:flex;flex-direction:column;
  background:var(--surface);
}
.hero__mesh{
  position:absolute;inset:0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 30%, rgba(var(--primary-rgb),0.12) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(var(--accent-rgb),0.08) 0%, transparent 50%),
    radial-gradient(ellipse 40% 50% at 60% 80%, rgba(var(--accent2-rgb),0.06) 0%, transparent 50%);
  pointer-events:none;
}
.hero__glow{position:absolute;border-radius:50%;filter:blur(120px);pointer-events:none;animation:pulse 8s ease-in-out infinite alternate}
.hero__glow--1{width:500px;height:500px;background:rgba(var(--primary-rgb),0.15);top:-10%;right:10%;animation-delay:0s}
.hero__glow--2{width:400px;height:400px;background:rgba(var(--accent-rgb),0.1);bottom:10%;left:-5%;animation-delay:2s}
.hero__glow--3{width:300px;height:300px;background:rgba(var(--accent2-rgb),0.08);top:40%;left:30%;animation-delay:4s}
@keyframes pulse{0%{opacity:.6;transform:scale(1)}100%{opacity:1;transform:scale(1.1)}}

.hero__inner{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;
  position:relative;z-index:1;flex:1;
}

.hero__pill{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 20px 8px 12px;
  background:var(--glass);border:1px solid var(--glass-border);
  border-radius:var(--radius-full);
  font-size:.8125rem;font-weight:600;color:var(--text-2);
  margin-bottom:28px;
  backdrop-filter:blur(12px);
}
.hero__pill-dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 8px var(--accent);
  animation:blink 2s ease-in-out infinite;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}

.hero__title{
  font-family:var(--font-display);
  font-size:clamp(2.5rem,5.5vw,4rem);font-weight:700;
  line-height:1.1;letter-spacing:-.03em;
  margin-bottom:24px;
}
.hero__highlight{
  background:linear-gradient(135deg,var(--primary-light),var(--accent),var(--accent2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}

.hero__subtitle{
  font-size:1.125rem;color:var(--text-2);line-height:1.8;
  max-width:500px;margin-bottom:36px;
}

.hero__cta-row{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.hero__cta-note{
  display:flex;align-items:center;gap:6px;
  font-size:.8125rem;color:var(--text-3);
}
.hero__cta-note svg{color:var(--accent)}

/* Hero visual — orbit */
.hero__visual{display:flex;align-items:center;justify-content:center;position:relative;min-height:460px}

.hero__orbit{position:relative;width:380px;height:380px}
.hero__orbit-ring{
  position:absolute;border-radius:50%;
  border:1px solid var(--border);
}
.hero__orbit-ring--1{inset:30px;animation:spin 30s linear infinite}
.hero__orbit-ring--2{inset:0;border-style:dashed;border-color:rgba(255,255,255,0.04);animation:spin 45s linear infinite reverse}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}

.hero__center-badge{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:100px;height:100px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),#845EF7);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  box-shadow:0 0 48px rgba(var(--primary-rgb),0.4);
  z-index:2;
}
.hero__center-num{font-family:var(--font-display);font-size:2rem;font-weight:700;line-height:1}
.hero__center-label{font-size:.625rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;opacity:.8}

.hero__subject{
  position:absolute;
  display:flex;align-items:center;gap:8px;
  background:var(--surface-2);border:1px solid var(--border);
  padding:10px 16px 10px 12px;border-radius:var(--radius-sm);
  font-size:.8125rem;font-weight:600;color:var(--text);
  box-shadow:var(--shadow);backdrop-filter:blur(12px);
  transition:all .4s var(--ease);z-index:3;
  animation:float-card 6s ease-in-out infinite;
}
.hero__subject:hover{border-color:var(--primary);transform:scale(1.05)}
.hero__subject-icon{width:28px;height:28px;flex-shrink:0}
.hero__subject-icon svg{width:100%;height:100%;color:var(--primary-light)}

.hero__subject--1{top:15%;left:0;animation-delay:0s}
.hero__subject--2{top:5%;right:0;animation-delay:1s}
.hero__subject--3{bottom:35%;left:-15px;animation-delay:2s}
.hero__subject--4{top:45%;right:-10px;animation-delay:3s}
.hero__subject--5{bottom:10%;left:10%;animation-delay:4s}
.hero__subject--6{bottom:5%;right:10%;animation-delay:5s}

@keyframes float-card{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* Hero mobile subjects — shown only on mobile */
.hero__mobile-subjects{
  display:none;
  flex-wrap:wrap;gap:8px;justify-content:center;
  margin:24px 0 8px;
}
.hero__mobile-subjects span{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:var(--radius-full);
  background:var(--surface-card);border:1px solid var(--border);
  font-size:.8125rem;font-weight:600;color:var(--text-2);
}
.hero__mobile-subjects svg{width:16px;height:16px;color:var(--primary-light)}

/* Hero Stats Bar */
.hero__stats{
  position:relative;z-index:1;
  margin-top:auto;
  border-top:1px solid var(--border);
  background:rgba(255,255,255,0.02);
  backdrop-filter:blur(20px);
}
.hero__stats-grid{
  display:flex;align-items:center;justify-content:center;
  gap:0;padding:28px 0;
}
.hero__stat{text-align:center;flex:1;padding:0 24px}
.hero__stat-value{
  font-family:var(--font-display);font-size:1.75rem;font-weight:700;
  color:var(--text);line-height:1.2;
}
.hero__stat-value span{color:var(--primary-light)}
.hero__stat-label{font-size:.75rem;color:var(--text-3);margin-top:4px;font-weight:500}
.hero__stat-divider{width:1px;height:40px;background:var(--border);flex-shrink:0}

/* === Courses === */
.courses{background:var(--surface)}
.courses__grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  margin-top:48px;
}
.course{
  background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:32px 28px;
  transition:all .4s var(--ease);position:relative;overflow:hidden;
}
.course::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(var(--primary-rgb),0.05),transparent 60%);
  opacity:0;transition:opacity .4s var(--ease);
}
.course:hover{border-color:var(--border-hover);background:var(--surface-card-hover);transform:translateY(-4px)}
.course:hover::before{opacity:1}

.course__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;position:relative;z-index:1}
.course__icon{width:44px;height:44px;border-radius:12px;background:rgba(var(--primary-rgb),0.1);display:flex;align-items:center;justify-content:center;padding:10px}
.course__icon svg{width:100%;height:100%;color:var(--c,var(--primary-light))}
.course__age{font-size:.6875rem;font-weight:600;color:var(--text-3);background:var(--glass);border:1px solid var(--glass-border);padding:4px 10px;border-radius:var(--radius-full)}

.course__title{font-family:var(--font-display);font-size:1.25rem;font-weight:700;margin-bottom:10px;position:relative;z-index:1}
.course__desc{font-size:.875rem;color:var(--text-2);line-height:1.7;margin-bottom:20px;position:relative;z-index:1}
.course__tags{display:flex;flex-wrap:wrap;gap:6px;position:relative;z-index:1}
.course__tags span{
  font-size:.6875rem;font-weight:600;
  padding:4px 12px;border-radius:var(--radius-full);
  background:rgba(var(--primary-rgb),0.08);color:var(--primary-light);
  border:1px solid rgba(var(--primary-rgb),0.12);
}

/* === Method === */
.method{background:var(--surface-2)}
.method__timeline{
  max-width:640px;margin:48px auto 0;position:relative;
  display:flex;flex-direction:column;gap:0;
}
.method__line{
  position:absolute;left:24px;top:40px;bottom:40px;width:2px;
  background:linear-gradient(to bottom,var(--primary),var(--accent));
  border-radius:2px;opacity:.3;
}
.method__step{display:flex;gap:24px;align-items:flex-start;padding:20px 0}
.method__dot{
  flex-shrink:0;width:48px;height:48px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),#845EF7);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:700;font-size:1rem;
  box-shadow:0 0 24px rgba(var(--primary-rgb),0.3);
  position:relative;z-index:1;
}
.method__card{
  flex:1;background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:28px;
  transition:all .3s var(--ease);
}
.method__card:hover{border-color:var(--border-hover);background:var(--surface-card-hover)}
.method__card-icon{
  width:36px;height:36px;margin-bottom:12px;color:var(--accent);
}
.method__card-icon svg{width:100%;height:100%}
.method__card h3{font-family:var(--font-display);font-size:1.0625rem;font-weight:700;margin-bottom:8px}
.method__card p{font-size:.875rem;color:var(--text-2);line-height:1.7}

/* === Advantages === */
.advantages{background:var(--surface)}
.adv__grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  margin-top:48px;
}
.adv{
  background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:36px 28px;
  transition:all .4s var(--ease);
}
.adv:hover{border-color:var(--border-hover);background:var(--surface-card-hover);transform:translateY(-3px)}
.adv__icon{
  width:48px;height:48px;border-radius:14px;
  background:linear-gradient(135deg,rgba(var(--primary-rgb),0.12),rgba(var(--accent-rgb),0.08));
  display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;padding:12px;
}
.adv__icon svg{width:100%;height:100%;color:var(--primary-light)}
.adv h3{font-family:var(--font-display);font-size:1.0625rem;font-weight:700;margin-bottom:10px}
.adv p{font-size:.875rem;color:var(--text-2);line-height:1.7}

/* === Formats === */
.formats{background:var(--surface-2)}
.formats__grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  margin-top:48px;
}
.format{
  background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:40px 28px;text-align:center;
  transition:all .4s var(--ease);position:relative;
}
.format:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-glow)}
.format__popular{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:linear-gradient(135deg,var(--primary),#845EF7);
  color:#fff;font-size:.6875rem;font-weight:700;
  padding:5px 18px;border-radius:var(--radius-full);
  letter-spacing:.04em;text-transform:uppercase;
}
.format__icon{width:48px;height:48px;margin:0 auto 20px;color:var(--primary-light)}
.format__icon svg{width:100%;height:100%}
.format h3{font-family:var(--font-display);font-size:1.25rem;font-weight:700;margin-bottom:10px}
.format p{font-size:.875rem;color:var(--text-2);line-height:1.7;margin-bottom:24px}
.format ul{display:flex;flex-direction:column;gap:10px;text-align:left}
.format li{
  font-size:.875rem;color:var(--text);font-weight:500;
  padding-left:24px;position:relative;
}
.format li::before{
  content:'';position:absolute;left:0;top:6px;
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
}

/* === Reviews === */
.reviews{background:var(--surface)}
.reviews__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:48px}
.review{
  background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius);padding:32px;
  transition:all .4s var(--ease);
}
.review:hover{border-color:var(--border-hover);background:var(--surface-card-hover)}
.review__stars{display:flex;gap:2px;color:#FDCB6E;margin-bottom:16px}
.review__text{font-size:.9375rem;color:var(--text-2);line-height:1.8;margin-bottom:24px;font-style:italic}
.review__author{display:flex;align-items:center;gap:12px}
.review__avatar{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:.875rem;flex-shrink:0;
}
.review__name{font-weight:700;font-size:.875rem;font-style:normal}
.review__role{font-size:.75rem;color:var(--text-3)}

/* === FAQ === */
.faq{background:var(--surface-2)}
.faq__list{max-width:720px;margin:48px auto 0;display:flex;flex-direction:column;gap:8px}
.faq__item{
  background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius-sm);overflow:hidden;
  transition:all .3s var(--ease);
}
.faq__item[open]{border-color:rgba(var(--primary-rgb),0.3);background:var(--surface-card-hover)}
.faq__item summary{
  padding:20px 24px;font-weight:600;font-size:.9375rem;
  cursor:pointer;display:flex;justify-content:space-between;align-items:center;
  list-style:none;user-select:none;color:var(--text);
  transition:color .2s;
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary svg{
  width:20px;height:20px;flex-shrink:0;margin-left:16px;
  color:var(--text-3);transition:all .3s var(--ease);
}
.faq__item[open] summary svg{transform:rotate(45deg);color:var(--primary-light)}
.faq__body{padding:0 24px 20px}
.faq__body p{font-size:.875rem;color:var(--text-2);line-height:1.8}

/* === CTA === */
.cta{
  background:var(--surface);position:relative;overflow:hidden;
  padding:120px 0;
}
.cta__glow{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:800px;height:500px;
  background:radial-gradient(ellipse,rgba(var(--primary-rgb),0.12),transparent 60%);
  pointer-events:none;
}
.cta__grid{
  display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;
  position:relative;z-index:1;
}
.cta__title{
  font-family:var(--font-display);
  font-size:clamp(2rem,4vw,2.75rem);font-weight:700;
  line-height:1.15;letter-spacing:-.02em;margin-bottom:16px;
}
.cta__desc{font-size:1rem;color:var(--text-2);line-height:1.8;margin-bottom:28px}
.cta__checks{display:flex;flex-direction:column;gap:12px}
.cta__checks li{display:flex;align-items:center;gap:10px;font-size:.9375rem;font-weight:500;color:var(--text)}
.cta__checks svg{color:var(--accent);flex-shrink:0}

/* Form */
.cta__form{
  background:var(--surface-2);border:1px solid var(--border);
  border-radius:var(--radius);padding:40px;
  backdrop-filter:blur(20px);
}
.cta__form-title{font-family:var(--font-display);font-size:1.375rem;font-weight:700;margin-bottom:28px;text-align:center}

.field{margin-bottom:16px}
.field label{display:block;font-size:.8125rem;font-weight:600;color:var(--text-2);margin-bottom:6px}
.field input,.field select{
  width:100%;padding:13px 16px;
  background:var(--surface-card);border:1.5px solid var(--border);
  border-radius:var(--radius-xs);color:var(--text);
  font-family:var(--font);font-size:.9375rem;
  transition:all .3s var(--ease);outline:none;
  appearance:none;-webkit-appearance:none;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(var(--primary-rgb),0.1);
  background:rgba(255,255,255,0.04);
}
.field select{
  background-image:url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23636E72' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
  padding-right:38px;cursor:pointer;
}
.field select option{background:var(--surface-2);color:var(--text)}
.field__row{display:grid;grid-template-columns:1fr 1fr;gap:12px}

.cta__form-note{font-size:.6875rem;color:var(--text-3);text-align:center;margin-top:12px}

/* Form success */
.form-success{text-align:center;padding:40px 0}
.form-success__icon{font-size:3rem;margin-bottom:12px}
.form-success__title{font-family:var(--font-display);font-size:1.5rem;font-weight:700;margin-bottom:8px}
.form-success__text{font-size:.9375rem;color:var(--text-2)}

/* === Footer === */
.footer{
  background:var(--surface-2);
  border-top:1px solid var(--border);
  padding:60px 0 0;
}
.footer__grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:40px;
}
.footer__brand p{font-size:.875rem;color:var(--text-3);line-height:1.7;margin-top:16px;max-width:280px}
.footer__col{display:flex;flex-direction:column;gap:10px}
.footer__col h4{font-family:var(--font-display);font-size:.875rem;font-weight:700;color:var(--text);margin-bottom:8px}
.footer__col a{font-size:.8125rem;color:var(--text-3);transition:color .2s}
.footer__col a:hover{color:var(--primary-light)}
.footer__bottom{
  border-top:1px solid var(--border);padding:20px 0;
  text-align:center;font-size:.75rem;color:var(--text-3);
}

/* === AOS Animations === */
[data-aos]{opacity:0;transform:translateY(20px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
[data-aos].aos-animate{opacity:1;transform:translateY(0)}

/* ============================================================
   RESPONSIVE — Mobile-first optimized
   ============================================================ */

@media(max-width:1024px){
  .courses__grid,.adv__grid,.formats__grid{grid-template-columns:repeat(2,1fr)}
  .hero__inner{gap:40px}
  .hero__orbit{width:320px;height:320px}
  .footer__grid{grid-template-columns:1fr 1fr;gap:32px}
}

@media(max-width:768px){
  .nav,.header__actions{display:none}
  .burger{display:flex}
  .mobile-menu{display:block}
  .section{padding:64px 0}

  .hero{padding:90px 0 0;min-height:auto}
  .hero__inner{grid-template-columns:1fr;gap:0;text-align:center}
  .hero__subtitle{margin-left:auto;margin-right:auto}
  .hero__cta-row{justify-content:center}

  /* Hide orbit on mobile — show compact subject pills instead */
  .hero__visual{display:none}
  .hero__mobile-subjects{display:flex!important}

  .hero__stats-grid{flex-wrap:wrap;gap:12px;justify-content:center}
  .hero__stat{padding:8px 16px}
  .hero__stat-divider{display:none}
  .hero__stat-value{font-size:1.375rem}

  .section__title{font-size:1.625rem}

  .courses__grid{grid-template-columns:1fr 1fr;gap:12px}
  .course{padding:20px 16px}
  .course__title{font-size:1rem}
  .course__desc{font-size:.8125rem;margin-bottom:12px}
  .course__tags span{font-size:.625rem;padding:3px 8px}

  .adv__grid{grid-template-columns:1fr 1fr;gap:12px}
  .adv{padding:24px 16px}

  .formats__grid{grid-template-columns:1fr;gap:12px}
  .reviews__grid{grid-template-columns:1fr;gap:12px}

  .cta__grid{grid-template-columns:1fr;gap:32px;text-align:center}
  .cta__checks{align-items:center}
  .cta__form{padding:24px 20px}
  .field__row{grid-template-columns:1fr}

  .method__timeline{margin-top:24px}
  .method__line{display:none}
  .method__step{flex-direction:column;align-items:center;text-align:center;padding:12px 0}
  .method__card{text-align:center;padding:20px}
  .method__card-icon{margin-left:auto;margin-right:auto}
  .method__dot{width:40px;height:40px;font-size:.875rem}

  .faq__list{margin-top:24px}
  .faq__item summary{padding:16px;font-size:.875rem}

  .footer__grid{grid-template-columns:1fr 1fr;text-align:left;gap:24px}
  .footer__brand p{margin:16px 0 0}
  .footer__col{align-items:flex-start}
  .footer__brand{grid-column:1/-1}
}

@media(max-width:480px){
  .container{padding:0 16px}
  .hero__title{font-size:1.75rem}
  .hero__cta-row{flex-direction:column;gap:12px}
  .hero__cta-row .btn--lg{width:100%}
  .hero__stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .hero__stat{background:var(--surface-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px}

  .btn--lg{padding:14px 24px;font-size:.9375rem}
  .section__title{font-size:1.375rem}
  .cta__title{font-size:1.375rem}

  .courses__grid{grid-template-columns:1fr}
  .adv__grid{grid-template-columns:1fr}

  .course{padding:20px 16px}
  .adv{padding:28px 20px}
}

/* === Print === */
@media print{
  .header,.mobile-menu,.cta__form,.hero__visual,.hero__stats{display:none}
  .hero,.section{padding:20px 0}
  body{color:#000;background:#fff}
  .section__title,.hero__title,.cta__title{color:#000}
  .section__desc,.course__desc,.method__card p,.adv p,.review__text,.faq__body p,.cta__desc{color:#333}
}

/* === Focus visible for accessibility === */
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

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