/* ===== TIO ACADEMY - COMPONENT LIBRARY ===== */
/* Enterprise-level component system */

/* ===== NAVIGATION COMPONENT ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(250, 246, 240, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-gray-100);
  z-index: var(--z-index-fixed);
  transition: var(--transition-normal);
}

.navbar--scrolled {
  background: rgba(250, 246, 240, 0.98);
  box-shadow: var(--shadow-md);
}

.navbar__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-2xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.navbar__logo {
  font-family: var(--font-family-display);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-light);
  color: var(--color-gray-900);
  letter-spacing: -0.025em;
}

.navbar__menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-3xl);
  align-items: center;
}

.navbar__link {
  font-weight: var(--font-weight-normal);
  color: var(--color-gray-600);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.025em;
  text-transform: uppercase;
}

.navbar__link:hover {
  color: var(--color-gray-900);
}

.navbar__link--active {
  color: var(--color-gray-900);
  font-weight: var(--font-weight-medium);
}

.navbar__link--active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 1px;
  background: var(--color-accent);
}

/* ===== HERO COMPONENT ===== */
.hero {
  padding: 160px 0 var(--spacing-6xl);
  background: linear-gradient(to bottom, var(--color-white) 0%, var(--color-gray-50) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: -10%;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(201, 169, 110, 0.03) 100%);
  transform: skewX(-15deg);
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-5xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__content > * {
  opacity: 0;
  transform: translateY(40px);
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.hero__content h1 { animation-delay: 0.2s; }
.hero__content p { animation-delay: 0.4s; }
.hero__content .hero__buttons { animation-delay: 0.6s; }
.hero__content .hero__stats { animation-delay: 0.8s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-xl);
}

.hero__title {
  font-size: var(--font-size-6xl);
  font-weight: var(--font-weight-thin);
  line-height: 0.9;
  margin-bottom: var(--spacing-2xl);
  color: var(--color-gray-900);
  letter-spacing: -0.05em;
}

.hero__subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-3xl);
  line-height: 1.6;
  font-weight: var(--font-weight-light);
}

.hero__buttons {
  display: flex;
  gap: var(--spacing-xl);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-3xl);
}

.hero__stats {
  display: flex;
  gap: var(--spacing-2xl);
}

.hero__stat {
  text-align: center;
}

.hero__stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-xs);
}

.hero__stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== CARD COMPONENTS ===== */
.feature-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-3xl);
  border: 1px solid var(--color-gray-100);
  transition: var(--transition-normal);
  text-align: center;
  position: relative;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-xl);
}

.feature-card__icon {
  width: 80px;
  height: 80px;
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-2xl);
  transition: var(--transition-normal);
}

.feature-card:hover .feature-card__icon {
  background: var(--color-accent);
  border-color: var(--color-accent);
  transform: scale(1.1) rotate(5deg);
}

.feature-card__icon i {
  font-size: var(--font-size-2xl);
  color: var(--color-gray-600);
  transition: var(--transition-fast);
}

.feature-card:hover .feature-card__icon i {
  color: var(--color-white);
}

.feature-card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-900);
  font-weight: var(--font-weight-light);
}

.feature-card__description {
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* ===== COURSE CARDS ===== */
.course-card {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-gray-100);
  transition: var(--transition-normal);
  position: relative;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--color-gray-200);
}

.course-card__image {
  height: 240px;
  background: var(--color-gray-100);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-gray-100);
}

.course-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-slow);
}

.course-card:hover .course-card__placeholder {
  transform: scale(1.05);
}

.course-card__placeholder i {
  font-size: var(--font-size-5xl);
  color: var(--color-gray-400);
}

.course-card__badge {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background: var(--color-white);
  color: var(--color-gray-700);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-gray-200);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.course-card__content {
  padding: var(--spacing-2xl);
}

.course-card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-900);
  font-weight: var(--font-weight-light);
}

.course-card__description {
  color: var(--color-gray-600);
  margin-bottom: var(--spacing-xl);
  line-height: 1.6;
}

.course-card__meta {
  display: flex;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.course-card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
}

.course-card__meta-item i {
  color: var(--color-accent);
}

.course-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-gray-100);
}

.course-card__price {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  color: var(--color-gray-900);
}

/* ===== FOOTER COMPONENT - Refined & Minimal ===== */
.footer {
  background: var(--color-gray-900);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
}

.footer__brand {
  flex: 1;
}

.footer__logo {
  font-family: var(--font-family-display);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-thin);
  margin-bottom: var(--spacing-xs);
  color: var(--color-white);
  opacity: 0.9;
}

.footer__tagline {
  color: var(--color-gray-500);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
}

.footer__nav {
  display: flex;
  gap: var(--spacing-3xl);
  align-items: center;
}

.footer__links {
  display: flex;
  gap: var(--spacing-2xl);
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer__links a {
  color: var(--color-gray-400);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-light);
  transition: var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-white);
}

.footer__social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.footer__social-link {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.footer__social-link:hover {
  border-color: var(--color-accent);
  background: rgba(201, 169, 110, 0.1);
}

.footer__social-link i {
  color: var(--color-gray-400);
  font-size: var(--font-size-xs);
  transition: var(--transition-fast);
}

.footer__social-link:hover i {
  color: var(--color-accent);
}

.footer__bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--color-gray-500);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-light);
  opacity: 0.8;
}

/* ===== RESPONSIVE COMPONENTS ===== */
@media (max-width: 1024px) {
  .hero__container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-4xl);
  }
  
  .footer__content {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-2xl);
  }
  
  .footer__nav {
    flex-direction: column;
    gap: var(--spacing-2xl);
  }
  
  .footer__links {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .navbar__menu {
    display: none;
  }
  
  .hero__title {
    font-size: var(--font-size-5xl);
  }
  
  .hero__buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero__stats {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .footer__links {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: var(--font-size-4xl);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}