/* Hero Treasure – Responsive Landing Page */

:root {
  --gold: #f5c842;
  --gold-light: #ffe082;
  --gold-dark: #c9a020;
  --purple: #7c3aed;
  --purple-dark: #5b21b6;
  --bg-dark: #0a0a12;
  --bg-card: #12121f;
  --bg-card-hover: #1a1a2e;
  --text: #f0f0f5;
  --text-muted: #9898b0;
  --border: rgba(245, 200, 66, 0.15);
  --gradient-hero: linear-gradient(135deg, #0a0a12 0%, #1a1033 40%, #0f1729 100%);
  --gradient-gold: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  --shadow-gold: 0 4px 30px rgba(245, 200, 66, 0.25);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--gold);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--gold-light);
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Header ── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 18, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.header.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text);
}

.logo__icon {
  font-size: 1.8rem;
  filter: drop-shadow(0 0 8px rgba(245, 200, 66, 0.5));
}

.logo__text span {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav__link {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav__link:hover {
  color: var(--gold);
}

.nav__cta {
  display: none;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.97);
}

.btn--gold {
  background: var(--gradient-gold);
  color: #1a1000;
  box-shadow: var(--shadow-gold);
}

.btn--gold:hover {
  box-shadow: 0 6px 40px rgba(245, 200, 66, 0.4);
  color: #1a1000;
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
}

.btn--outline:hover {
  background: rgba(245, 200, 66, 0.1);
  color: var(--gold-light);
}

.btn--sm {
  padding: 0.55rem 1.2rem;
  font-size: 0.85rem;
}

.btn--block {
  width: 100%;
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  padding-top: 70px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: float 8s ease-in-out infinite;
}

.hero__orb--1 {
  width: 500px;
  height: 500px;
  background: var(--purple);
  top: -100px;
  right: -100px;
}

.hero__orb--2 {
  width: 400px;
  height: 400px;
  background: var(--gold-dark);
  bottom: -50px;
  left: -100px;
  animation-delay: -4s;
}

.hero__particles {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(2px 2px at 20% 30%, rgba(245, 200, 66, 0.4) 50%, transparent 50%),
    radial-gradient(2px 2px at 60% 70%, rgba(124, 58, 237, 0.3) 50%, transparent 50%),
    radial-gradient(1px 1px at 80% 20%, rgba(245, 200, 66, 0.3) 50%, transparent 50%),
    radial-gradient(1px 1px at 40% 80%, rgba(255, 255, 255, 0.2) 50%, transparent 50%);
  animation: twinkle 4s ease-in-out infinite alternate;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

@keyframes twinkle {
  0% { opacity: 0.6; }
  100% { opacity: 1; }
}

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 4rem 0;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(245, 200, 66, 0.12);
  border: 1px solid rgba(245, 200, 66, 0.3);
  color: var(--gold);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero__title .highlight {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero__stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat__number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--gold);
}

.stat__label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.treasure-chest {
  position: relative;
  width: 320px;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10rem;
  animation: bounce 3s ease-in-out infinite;
  filter: drop-shadow(0 0 60px rgba(245, 200, 66, 0.4));
}

@keyframes bounce {
  0%, 100% { transform: translateY(0) rotate(-3deg); }
  50% { transform: translateY(-15px) rotate(3deg); }
}

.treasure-ring {
  position: absolute;
  inset: 0;
  border: 2px dashed rgba(245, 200, 66, 0.2);
  border-radius: 50%;
  animation: spin 20s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── Sections ── */
.section {
  padding: 5rem 0;
}

.section--dark {
  background: var(--bg-card);
}

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__tag {
  display: inline-block;
  color: var(--gold);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.section__title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.section__desc {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* ── Featured Cards ── */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.featured-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.featured-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-gold);
  opacity: 0;
  transition: opacity var(--transition);
}

.featured-card:hover {
  transform: translateY(-6px);
  border-color: rgba(245, 200, 66, 0.4);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.featured-card:hover::before {
  opacity: 1;
}

.featured-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.featured-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.featured-card__price {
  color: var(--gold);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.featured-card__pricing,
.course-card__pricing {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.price-pack {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--gold-light);
  background: rgba(245, 200, 66, 0.12);
  border: 1px solid rgba(245, 200, 66, 0.4);
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  width: fit-content;
  animation: packFlash 2.2s ease-in-out infinite;
}

.price-pack strong {
  font-size: 1.15em;
  color: var(--gold);
}

@keyframes packFlash {
  0%, 100% { opacity: 0.85; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.04); }
}

.featured-card__actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ── Offer / PayPal CTA ── */
.offer-box {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.15) 0%, rgba(245, 200, 66, 0.1) 100%);
  border: 1px solid rgba(245, 200, 66, 0.3);
  border-radius: var(--radius);
  padding: 3rem 2rem 3.25rem;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.offer-box__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.offer-box__desc {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.offer-box__compare {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.offer-box__was {
  font-size: 1.15rem;
  color: var(--text-muted);
  text-decoration: line-through;
  white-space: nowrap;
  opacity: 0.85;
}

.offer-box__price {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 1.25rem 2.5rem 1.1rem;
  border: 2px solid rgba(245, 200, 66, 0.55);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 20%, rgba(245, 200, 66, 0.22), transparent 55%),
    linear-gradient(160deg, rgba(245, 200, 66, 0.12), rgba(18, 18, 31, 0.9));
  animation: pricePulse 2.4s ease-in-out infinite;
}

.offer-box__price-label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-light);
}

.offer-box__price-amount {
  font-size: clamp(4.5rem, 14vw, 7rem);
  font-weight: 900;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--gold);
  background: linear-gradient(180deg, #ffe9a0 0%, var(--gold) 45%, var(--gold-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: priceBounce 1.8s ease-in-out infinite;
  filter: drop-shadow(0 6px 18px rgba(245, 200, 66, 0.35));
}

.offer-box__currency {
  font-size: 0.55em;
  font-weight: 800;
  margin-right: 0.05em;
  vertical-align: super;
}

.offer-box__price-tag {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  opacity: 0.9;
}

@keyframes pricePulse {
  0%, 100% {
    transform: scale(1);
    border-color: rgba(245, 200, 66, 0.45);
    box-shadow: 0 0 0 0 rgba(245, 200, 66, 0.2);
  }
  50% {
    transform: scale(1.03);
    border-color: rgba(245, 200, 66, 0.85);
    box-shadow: 0 0 36px 4px rgba(245, 200, 66, 0.28);
  }
}

@keyframes priceBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@media (prefers-reduced-motion: reduce) {
  .offer-box__price,
  .offer-box__price-amount {
    animation: none;
  }
}

.offer-box__now {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 900;
  color: var(--gold);
  white-space: nowrap;
}

.offer-box__note {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.offer-box__paypal {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-top: 0.5rem;
}

#paypal-container-PHWRQ7EC3F9VQ {
  width: 100%;
  max-width: 360px;
  min-width: 280px;
  min-height: 55px;
  text-align: center;
}

#paypal-container-PHWRQ7EC3F9VQ > div,
#paypal-container-PHWRQ7EC3F9VQ iframe {
  width: 100% !important;
  min-width: 250px !important;
  max-width: 360px !important;
}

/* ── Search & Filter ── */
.catalog-controls {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.search-box {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
  width: 100%;
}

.search-box__input {
  width: 100%;
  padding: 0.9rem 1.25rem 0.9rem 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box__input:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(245, 200, 66, 0.15);
}

.search-box__input::placeholder {
  color: var(--text-muted);
}

.search-box__icon {
  position: absolute;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1.1rem;
  pointer-events: none;
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.category-tab {
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.category-tab:hover,
.category-tab.active {
  background: rgba(245, 200, 66, 0.12);
  border-color: var(--gold);
  color: var(--gold);
}

.results-count {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* ── Course Grid ── */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}

.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), border-color var(--transition);
  animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.course-card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 200, 66, 0.35);
}

.course-card__category {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  color: var(--purple);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}

.course-card__title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 0.75rem;
  flex: 1;
}

.course-card__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 0.5rem;
  gap: 0.35rem;
}

.course-card__price {
  font-weight: 700;
  color: var(--gold);
  font-size: 1rem;
}

.course-card__note {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  font-style: italic;
}

.course-card__actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: auto;
}

.no-results {
  text-align: center;
  padding: 3rem;
  color: var(--text-muted);
  grid-column: 1 / -1;
}

.no-results__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* ── Contact ── */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  transition: transform var(--transition);
}

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

.contact-card__icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.contact-card__title {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.contact-card__value {
  color: var(--gold);
  font-weight: 600;
}

.contact-card--brand {
  padding-top: 1.5rem;
}

.contact-card__photo-wrap {
  width: 140px;
  height: 170px;
  margin: 0 auto 1rem;
  border-radius: 50% / 45%;
  overflow: hidden;
  border: 3px solid rgba(245, 200, 66, 0.45);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
  background: #fff;
}

.contact-card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.contact-card__tagline {
  margin-top: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Footer ── */
.footer {
  background: #06060c;
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  text-align: center;
}

.footer__text {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer__brand {
  color: var(--gold);
  font-weight: 700;
}

/* ── PayPal Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 480px;
  width: 100%;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition);
}

.modal__close:hover {
  color: var(--text);
}

.modal__title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  padding-right: 2rem;
}

.modal__desc {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.modal__product {
  background: rgba(245, 200, 66, 0.08);
  border: 1px solid rgba(245, 200, 66, 0.2);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.modal__product-name {
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.modal__product-price {
  color: var(--gold);
  font-weight: 700;
}

/* ── Back to top ── */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  background: var(--gradient-gold);
  border: none;
  border-radius: 50%;
  color: #1a1000;
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: var(--shadow-gold);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition);
  z-index: 900;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
}

/* ── WhatsApp Float ── */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  z-index: 900;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.1rem;
  background: #25d366;
  color: #fff;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.45);
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}

.whatsapp-float:hover {
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.55);
}

.whatsapp-float__icon {
  font-size: 1.2rem;
  line-height: 1;
}

.whatsapp-float__text {
  white-space: nowrap;
}

@media (max-width: 480px) {
  .whatsapp-float {
    padding: 0.85rem;
    border-radius: 50%;
    bottom: 5.5rem;
  }

  .whatsapp-float__text {
    display: none;
  }
}

/* ── Responsive ── */
@media (max-width: 992px) {
  .hero__content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero__subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }

  .treasure-chest {
    width: 220px;
    height: 220px;
    font-size: 7rem;
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 18, 0.97);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
  }

  .nav__links.open {
    display: flex;
  }

  .menu-toggle {
    display: block;
  }

  .nav__cta {
    display: none;
  }

  .nav__links .btn {
    width: 100%;
  }

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

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

  .section {
    padding: 3.5rem 0;
  }

  .offer-box {
    padding: 2rem 1.25rem;
  }
}

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

  .hero__actions .btn {
    width: 100%;
  }

  .hero__stats {
    gap: 1.25rem;
  }

  .category-tabs {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
  }

  .category-tab {
    flex-shrink: 0;
  }
}

@media (min-width: 769px) {
  .nav__links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
  }
}