/* ==========================================================================
   OPERS AI - HOMEPAGE STYLES
   Modern, Professional Design with Horizontal Scrolling Sections
   ========================================================================== */

/* Hero Section */
.hero-section {
  padding: 100px 20px 80px;
  background: linear-gradient(
    135deg,
    var(--bg-gradient-start),
    var(--bg-gradient-end)
  );
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    circle at 20% 50%,
    var(--accent-primary-transparent) 0%,
    transparent 50%
  );
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

@media (max-width: 968px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    height: 300px;
  }
}

.hero-content {
  animation: fadeInUp 0.8s ease-out;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  color: var(--text-heading);
}

.hero-highlight {
  background: linear-gradient(135deg, var(--accent-primary), #ff3333);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--accent-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-primary);
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  background: var(--bg-tertiary);
}

.btn-outline {
  background: transparent;
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.btn-outline:hover {
  background: var(--accent-primary);
  color: #fff;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.1rem;
}

.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero-stats {
    justify-content: center;
  }
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}

.stat-item i {
  font-size: 1.5rem;
  color: var(--accent-primary);
  margin-bottom: 8px;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-heading);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-card {
  position: absolute;
  background: var(--bg-secondary);
  border: 2px solid var(--border-primary);
  border-radius: 16px;
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 32px var(--shadow-color);
  animation: float 3s ease-in-out infinite;
}

.floating-card i {
  font-size: 1.5rem;
  color: var(--accent-primary);
}

.floating-card span {
  font-weight: 600;
  color: var(--text-primary);
}

.card-1 {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.card-2 {
  top: 50%;
  right: 15%;
  animation-delay: 1s;
}

.card-3 {
  bottom: 15%;
  left: 25%;
  animation-delay: 2s;
}

.card-4 {
  top: 15%;
  right: 5%;
  animation-delay: 3s;
}

.card-5 {
  top: 45%;
  left: 5%;
  animation-delay: 0.5s;
}

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

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Content Sections */
.content-section {
  padding: 80px 20px;
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 24px;
}

.section-title-wrapper {
  flex: 1;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-icon {
  color: var(--accent-primary);
  font-size: 0.9em;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
}

.view-all-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--bg-secondary);
  border: 2px solid var(--border-primary);
  border-radius: 12px;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

.view-all-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateX(4px);
}

/* Horizontal Scroll Container */
.horizontal-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-primary) var(--bg-tertiary);
}

.horizontal-scroll::-webkit-scrollbar {
  height: 8px;
}

.horizontal-scroll::-webkit-scrollbar-track {
  background: var(--bg-tertiary);
  border-radius: 10px;
}

.horizontal-scroll::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 10px;
}

.horizontal-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--accent-primary-hover);
}

.scroll-container {
  display: flex;
  gap: 24px;
  padding-bottom: 16px;
}

/* Course Cards */
.course-card {
  flex: 0 0 340px;
  background: var(--bg-secondary);
  border: 2px solid var(--border-primary);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.course-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px var(--shadow-color);
  border-color: var(--accent-border);
}

.course-thumbnail {
  position: relative;
  width: 100%;
  height: 180px;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.course-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

.course-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.8);
  color: #ffd700;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

.course-content {
  padding: 20px;
}

.course-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 12px;
  line-height: 1.3;
}

.course-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-secondary);
}

.course-students {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.course-price {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.course-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: gap 0.3s ease;
}

.course-link:hover {
  gap: 10px;
}

/* Deal Cards */
.deal-card {
  flex: 0 0 320px;
  background: var(--bg-secondary);
  border: 2px solid var(--border-primary);
  border-radius: 16px;
  padding: 24px;
  position: relative;
  transition: all 0.3s ease;
}

.deal-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px var(--shadow-color);
  border-color: var(--accent-border);
}

.deal-badge {
  position: absolute;
  top: 12px;
  right: 12px;
}

.discount-badge {
  background: linear-gradient(135deg, var(--accent-primary), #ff3333);
  color: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 4px 12px var(--accent-glow);
}

.deal-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-tertiary);
  border-radius: 16px;
  border: 2px solid var(--border-secondary);
}

.deal-logo img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.deal-content {
  text-align: center;
}

.deal-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 12px;
}

.deal-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  line-height: 1.5;
  min-height: 48px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.deal-pricing {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.original-price {
  font-size: 1.1rem;
  color: var(--text-disabled);
  text-decoration: line-through;
}

.deal-price {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.deal-expires {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.deal-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--accent-primary);
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  width: 100%;
  justify-content: center;
}

.deal-cta:hover {
  background: var(--accent-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-glow);
}

/* Tool Cards */
.tool-card {
  flex: 0 0 300px;
  background: var(--bg-secondary);
  border: 2px solid var(--border-primary);
  border-radius: 16px;
  padding: 24px;
  transition: all 0.3s ease;
}

.tool-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px var(--shadow-color);
  border-color: var(--accent-border);
}

.tool-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
}

.tool-logo {
  width: 60px;
  height: 60px;
  background: var(--bg-tertiary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--border-secondary);
}

.tool-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.tool-category {
  background: var(--accent-primary-transparent);
  color: var(--accent-primary);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--accent-border);
}

.tool-content {
  text-align: left;
}

.tool-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 12px;
}

.tool-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
  min-height: 44px;
}

.tool-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-secondary);
}

.stars {
  display: flex;
  gap: 2px;
  color: #ffd700;
  font-size: 0.9rem;
}

.stars i {
  color: inherit;
}

.rating-number {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.tool-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: gap 0.3s ease;
}

.tool-link:hover {
  gap: 10px;
}

/* App Promotion Section */
.app-promo-section {
  background: linear-gradient(135deg, var(--accent-primary), #ff3333);
  padding: 80px 20px;
  margin: 60px 0;
}

.app-promo-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.app-promo-content {
  color: #fff;
}

.app-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.2);
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 600;
  margin-bottom: 20px;
  backdrop-filter: blur(10px);
}

.app-promo-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 20px;
}

.app-promo-description {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 32px;
  opacity: 0.95;
}

.app-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
}

.feature-item i {
  font-size: 1.2rem;
  background: rgba(255, 255, 255, 0.2);
  padding: 8px;
  border-radius: 8px;
  backdrop-filter: blur(10px);
}

.app-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  background: #fff;
  color: var(--accent-primary);
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1.05rem;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.app-download-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.app-promo-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-mockup {
  width: 280px;
  height: 560px;
  background: rgba(255, 255, 255, 0.1);
  border: 8px solid rgba(255, 255, 255, 0.2);
  border-radius: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.phone-mockup i {
  font-size: 8rem;
  color: rgba(255, 255, 255, 0.3);
}

/* Final CTA Section */
.final-cta-section {
  padding: 100px 20px;
  background: var(--bg-gradient-start);
  text-align: center;
}

.final-cta-container {
  max-width: 800px;
  margin: 0 auto;
}

.final-cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: 20px;
}

.final-cta-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
}

.final-cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 968px) {
  .hero-container,
  .app-promo-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    height: 300px;
  }

  .floating-card {
    padding: 16px 20px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .course-card {
    flex: 0 0 300px;
  }

  .deal-card {
    flex: 0 0 280px;
  }

  .tool-card {
    flex: 0 0 260px;
  }

  .phone-mockup {
    width: 220px;
    height: 440px;
  }

  .phone-mockup i {
    font-size: 6rem;
  }
}

@media (max-width: 640px) {
  .hero-section {
    padding: 60px 20px 40px;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-item {
    flex: 1;
    min-width: 100px;
  }

  .content-section {
    padding: 60px 20px;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .course-card,
  .deal-card,
  .tool-card {
    flex: 0 0 280px;
  }

  .app-promo-section {
    padding: 60px 20px;
  }

  .app-promo-title {
    font-size: 1.8rem;
  }

  .app-promo-description {
    font-size: 1rem;
  }

  .final-cta-section {
    padding: 60px 20px;
  }

  .final-cta-title {
    font-size: 1.8rem;
  }

  .final-cta-buttons {
    flex-direction: column;
    width: 100%;
  }

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

/* Light Mode Adjustments */
body.light-mode .hero-section::before {
  background: radial-gradient(
    circle at 20% 50%,
    rgba(238, 0, 11, 0.08) 0%,
    transparent 50%
  );
}

body.light-mode .floating-card {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

body.light-mode .course-card:hover,
body.light-mode .deal-card:hover,
body.light-mode .tool-card:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

body.light-mode .app-download-btn {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

body.light-mode .app-download-btn:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}