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

:root {
  --clr-sky: #87CEEB;
  --clr-sky-light: #b8e4f9;
  --clr-sky-deep: #5DADE2;
  --clr-sun: #F4D03F;
  --clr-sun-warm: #F5B041;
  --clr-green-dark: #2E7D32;
  --clr-green: #4CAF50;
  --clr-green-light: #81C784;
  --clr-green-pale: #C8E6C9;
  --clr-cream: #FFF8E7;
  --clr-cream-dark: #F5E6CA;
  --clr-white: #ffffff;
  --clr-text: #3E4A3D;
  --clr-text-light: #6B7B6E;
  --clr-border: #d4e4d6;
  --clr-brown: #795548;
  --font-heading: 'Merriweather', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 20px rgba(46,125,50,0.08);
  --shadow-lg: 0 12px 40px rgba(46,125,50,0.12);
  --max-width: 1200px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--clr-green-dark); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-sun-warm); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== NAVIGATION ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  transition: box-shadow var(--transition);
}

.nav--scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--clr-green-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__logo:hover { color: var(--clr-green-dark); }

.nav__logo-icon {
  color: var(--clr-sun);
  font-size: 1.6rem;
}

.nav__links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav__links a {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--clr-text);
  transition: color var(--transition);
  white-space: nowrap;
}

.nav__links a:hover { color: var(--clr-green); }

.nav__cta {
  background: var(--clr-green);
  color: var(--clr-white) !important;
  padding: 8px 20px;
  border-radius: 50px;
  font-weight: 600 !important;
  transition: background var(--transition), transform var(--transition) !important;
}

.nav__cta:hover {
  background: var(--clr-green-dark) !important;
  color: var(--clr-white) !important;
  transform: translateY(-1px);
}

.nav__admin {
  color: var(--clr-text-light);
  opacity: 0.4;
  transition: opacity var(--transition);
  display: flex;
  align-items: center;
  margin-right: 8px;
}

.nav__admin:hover {
  opacity: 1;
  color: var(--clr-green-dark);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--clr-white);
}

.hero__scene {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__scene svg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero__content {
  position: relative;
  z-index: 10;
  max-width: 800px;
  padding: 120px 24px 200px;
}

.hero__brand {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 900;
  color: var(--clr-green-dark);
  line-height: 1.1;
  margin-bottom: 12px;
  text-shadow: 0 2px 8px rgba(255,255,255,0.6);
}

.hero__headline {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--clr-text);
  line-height: 1.3;
  margin-bottom: 24px;
}

.hero__tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--clr-green-dark);
  margin-bottom: 24px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--clr-text);
  line-height: 1.2;
  margin-bottom: 24px;
}

.highlight {
  color: var(--clr-green-dark);
}

.hero__sub {
  font-size: 1.15rem;
  color: var(--clr-text-light);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero__actions {
  position: absolute;
  bottom: 40px;
  right: 40px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  z-index: 10;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 32px;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn--primary {
  background: var(--clr-green);
  color: var(--clr-white);
  border-color: var(--clr-green);
}

.btn--primary:hover {
  background: var(--clr-green-dark);
  border-color: var(--clr-green-dark);
  color: var(--clr-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(76,175,80,0.3);
}

.btn--outline {
  background: transparent;
  color: var(--clr-green-dark);
  border-color: var(--clr-green);
}

.btn--outline:hover {
  background: var(--clr-green-pale);
  border-color: var(--clr-green-dark);
  color: var(--clr-green-dark);
}

.btn--outline-light {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,0.5);
}

.btn--outline-light:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--clr-white);
  color: var(--clr-white);
}

.btn--lg {
  padding: 16px 40px;
  font-size: 1.05rem;
}

/* ===== SECTIONS ===== */
.section {
  padding: 100px 0;
}

.section--cream {
  background: var(--clr-cream);
}

.section--green {
  background: linear-gradient(180deg, var(--clr-green-pale) 0%, var(--clr-white) 100%);
}

.section--dark {
  background: var(--clr-green-dark);
}

.section__label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--clr-green);
  margin-bottom: 12px;
}

.section__label--light {
  color: var(--clr-sun);
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900;
  color: var(--clr-text);
  margin-bottom: 16px;
  line-height: 1.3;
}

.section__title--light {
  color: var(--clr-white);
}

.section__sub {
  font-size: 1.1rem;
  color: var(--clr-text-light);
  max-width: 700px;
  margin-bottom: 48px;
  line-height: 1.8;
}

/* ===== TWO-COL LAYOUT ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 48px;
  align-items: start;
  margin-top: 40px;
}

.two-col__text p {
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.8;
}

.callout {
  background: var(--clr-cream);
  border-left: 4px solid var(--clr-sun);
  border-radius: var(--radius-sm);
  padding: 32px;
}

.callout__icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.callout h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--clr-text);
  margin-bottom: 12px;
}

.callout p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--clr-text-light);
}

/* ===== FIVE PILLARS ===== */
.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  counter-reset: pillar;
}

.pillar {
  background: var(--clr-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--clr-sky-deep);
  transition: transform var(--transition), box-shadow var(--transition);
}

.pillar:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pillar__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-sky-deep);
  color: var(--clr-white);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.pillar__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--clr-text);
  margin-bottom: 12px;
}

.pillar p {
  font-size: 0.95rem;
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ===== FEATURES (Good Instruction) ===== */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.feature {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature__icon {
  font-size: 2rem;
}

.feature h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--clr-text);
}

.feature p {
  font-size: 0.95rem;
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ===== BRAIN SECTION ===== */
.brain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.brain-card {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 32px;
  transition: background var(--transition);
}

.brain-card:hover {
  background: rgba(255,255,255,0.18);
}

.brain-card h3 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--clr-white);
  margin-bottom: 12px;
}

.brain-card p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
}

/* ===== STATS ===== */
.stat-stack {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.stat {
  background: var(--clr-white);
  border-radius: var(--radius-sm);
  padding: 28px;
  box-shadow: var(--shadow);
  text-align: center;
}

.stat__number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--clr-green-dark);
  line-height: 1;
  margin-bottom: 8px;
}

.stat__label {
  font-size: 0.9rem;
  color: var(--clr-text-light);
  line-height: 1.5;
}

/* ===== WHY IT WORKS ===== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.works-card {
  background: var(--clr-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.works-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.works-card__icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.works-card h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--clr-text);
  margin-bottom: 12px;
}

.works-card p {
  font-size: 0.95rem;
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ===== CLUBS TABS ===== */
.clubs-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
}

.clubs-tab {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 32px;
  border: 2px solid var(--clr-border);
  border-radius: 50px;
  background: var(--clr-white);
  color: var(--clr-text-light);
  cursor: pointer;
  transition: all var(--transition);
}

.clubs-tab:hover {
  border-color: var(--clr-green-light);
  color: var(--clr-green-dark);
}

.clubs-tab.active {
  background: var(--clr-green);
  color: var(--clr-white);
  border-color: var(--clr-green);
}

.clubs-panels {
  position: relative;
}

.clubs-panel {
  display: none;
}

.clubs-panel.active {
  display: block;
}

.club-content {
  background: var(--clr-white);
  border-radius: var(--radius);
  padding: 48px;
  box-shadow: var(--shadow);
  max-width: 700px;
}

.club-content__icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.club-content h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--clr-text);
  margin-bottom: 12px;
}

.club-content > p {
  font-size: 1.05rem;
  color: var(--clr-text-light);
  line-height: 1.8;
  margin-bottom: 24px;
}

.club-content ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.club-content li {
  font-size: 0.95rem;
  color: var(--clr-text-light);
  padding-left: 28px;
  position: relative;
  line-height: 1.6;
}

.club-content li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--clr-green);
  font-weight: 700;
}

@media (max-width: 480px) {
  .clubs-tabs {
    flex-direction: column;
  }

  .club-content {
    padding: 28px 20px;
  }
}

/* ===== LEVELS ===== */
.levels {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  margin-top: 8px;
}

.levels::before {
  display: none;
}

.level {
  position: relative;
  padding: 32px;
  background: var(--clr-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
  transition: transform var(--transition);
  border-left: 4px solid var(--clr-green-light);
}

.level:hover {
  transform: translateX(4px);
}

.level__badge {
  display: inline-block;
  background: var(--clr-green-dark);
  color: var(--clr-white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.level__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--clr-text);
  margin-bottom: 4px;
}

.level__subtitle {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-green);
  margin-bottom: 12px;
}

.level p {
  font-size: 0.95rem;
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.testimonial {
  background: var(--clr-white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: transform var(--transition);
}

.testimonial:hover {
  transform: translateY(-4px);
}

.testimonial__stars {
  color: var(--clr-sun);
  font-size: 1.2rem;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.testimonial__text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--clr-text);
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial__author {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-green-dark);
}

/* ===== REGISTRATION ===== */
.section--register {
  padding: 100px 0;
  background: linear-gradient(135deg, #66BB6A 0%, #81C784 50%, #A5D6A7 100%);
}

.register-banner {
  text-align: center;
}

.register-banner__badge {
  display: inline-block;
  background: var(--clr-sun);
  color: var(--clr-text);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 10px 28px;
  border-radius: 50px;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 24px;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(244,208,63,0.4); }
  50% { box-shadow: 0 0 0 12px rgba(244,208,63,0); }
}

.register-banner__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--clr-white);
  margin-bottom: 16px;
}

.register-banner__lead {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.9);
  max-width: 650px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

.register-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  max-width: 800px;
  margin: 0 auto 40px;
  text-align: left;
}

.register-card {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  padding: 32px;
  backdrop-filter: blur(8px);
}

.register-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--clr-white);
  margin-bottom: 20px;
}

.register-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.register-card li {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.85);
  padding-left: 24px;
  position: relative;
  line-height: 1.6;
}

.register-card li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--clr-sun);
  font-weight: 700;
}

.register-banner__urgency {
  font-size: 1.05rem;
  color: var(--clr-sun);
  margin-bottom: 32px;
}

.register-banner__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* QR Code & Registration */
.register-qr {
  margin: 48px auto 0;
  text-align: center;
}

.register-qr__instruction {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 24px;
  line-height: 1.7;
}

.register-qr__code {
  display: inline-block;
  background: var(--clr-white);
  padding: 16px;
  border-radius: var(--radius);
  margin-bottom: 28px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
  transition: transform var(--transition);
  cursor: pointer;
}

.register-qr__code:hover {
  transform: scale(1.05);
}

.register-qr__code img,
.register-qr__code canvas {
  display: block;
  border-radius: 4px;
}

/* Assessment Process */
.register-assessment {
  margin-top: 56px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 40px;
  text-align: left;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.register-assessment h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--clr-white);
  margin-bottom: 28px;
  text-align: center;
}

.assessment-steps {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.assessment-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.assessment-step__number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--clr-sun);
  color: var(--clr-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.assessment-step__text h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 6px;
}

.assessment-step__text p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
}

.register-assessment__thanks {
  text-align: center;
  margin-top: 28px;
  font-size: 1rem;
  font-style: italic;
  color: var(--clr-sun);
}

/* ===== FOUNDER ===== */
.founder {
  display: flex;
  gap: 48px;
  align-items: center;
  margin-top: 48px;
  background: var(--clr-cream);
  border-radius: var(--radius);
  padding: 48px;
}

.founder__avatar {
  flex-shrink: 0;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--clr-green-light);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.founder__name {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--clr-text);
  margin-bottom: 4px;
}

.founder__credentials {
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-green);
  margin-bottom: 20px;
}

.founder__bio {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--clr-text-light);
  margin-bottom: 16px;
}

.founder__contact {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.founder__contact a {
  font-weight: 600;
  color: var(--clr-green-dark);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--clr-green-dark);
  padding: 48px 0;
}

.footer__inner {
  text-align: center;
}

.footer__brand {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--clr-white);
  margin-bottom: 16px;
}

.footer__contact {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.footer__contact a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.footer__contact a:hover {
  color: var(--clr-sun);
}

.footer__copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

/* ===== SECTION DIVIDER (rolling hills) ===== */
.hills-divider {
  display: block;
  width: 100%;
  height: auto;
  margin-top: -2px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .two-col {
    grid-template-columns: 1fr;
  }

  .founder {
    flex-direction: column;
    text-align: center;
    padding: 36px 28px;
  }

  .founder__contact {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--clr-white);
    flex-direction: column;
    gap: 0;
    padding: 16px 0;
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow);
    transform: translateY(-120%);
    transition: transform var(--transition);
  }

  .nav__links.active {
    transform: translateY(0);
  }

  .nav__links li {
    width: 100%;
  }

  .nav__links a {
    display: block;
    padding: 14px 24px;
    border-bottom: 1px solid var(--clr-border);
  }

  .nav__links li:last-child a {
    border-bottom: none;
  }

  .nav__cta {
    margin: 12px 24px;
    text-align: center;
    border-radius: var(--radius-sm) !important;
  }

  .hero__content {
    padding: 100px 20px 160px;
  }

  .section {
    padding: 64px 0;
  }

  .features {
    grid-template-columns: 1fr;
  }

  .brain-grid {
    grid-template-columns: 1fr;
  }

  .level {
    padding: 24px 20px;
  }

  .register-grid {
    grid-template-columns: 1fr;
  }

  .stat-stack {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 16px;
  }

  .stat {
    flex: 1;
    min-width: 140px;
  }

  .stat__number {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .btn--lg {
    width: 100%;
    max-width: 320px;
  }

  .register-banner__actions {
    flex-direction: column;
    align-items: center;
  }

  .stat-stack {
    flex-direction: column;
  }
}