/* ----- CSS VARIABLES & RESET ----- */
:root {
  /* Premium Modern Light Theme Palette */
  --bg-main: #FFFFFF;
  --bg-alt: #F8FAFC;
  --bg-card: #FFFFFF;
  --text-main: #0F172A;
  --text-muted: #475569;
  
  /* Accents */
  --accent-primary: #0284C7;
  --accent-secondary: #38BDF8;
  --gradient-text: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  --gradient-btn: linear-gradient(135deg, #0284C7, #0284C7);
  
  /* Fonts */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout & Transitions */
  --nav-height: 80px;
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --border-radius: 12px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ----- TYPOGRAPHY ----- */
h1, h2, h3, h4, .brand-text {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
}

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

/* ----- UTILITIES ----- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
}

.bg-alt {
  background-color: var(--bg-alt);
}

.mt-4 {
  margin-top: 2rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  font-family: var(--font-heading);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #fff;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Welcome Section */
.welcome-body p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 1.2rem;
}
.welcome-signature p {
  color: var(--text-main);
  font-style: italic;
  margin-bottom: 0.5rem;
}
.welcome-signature h4 {
  color: var(--accent-primary);
  font-size: 1.2rem;
  margin-bottom: 0.2rem;
}
.welcome-signature span {
  color: var(--text-muted);
  font-size: 0.9rem;
  display: block;
}

/* About Section */
.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid rgba(0, 0, 0, 0.2);
}

.btn-outline:hover {
  background: rgba(0, 0, 0, 0.05);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: var(--transition-smooth);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.brand {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.brand-titles {
  display: flex;
  flex-direction: column;
}

.brand-main {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.brand-text {
  font-size: 1.5rem;
  color: var(--text-main);
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1;
}

.brand-year {
  color: var(--accent-primary);
  font-weight: 600;
  line-height: 1;
}

.brand-sub {
  font-size: 0.6rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 4px;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--accent-primary);
}

/* Language Selector */
.lang-selector {
  display: flex;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 50px;
  padding: 0.25rem;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 0.4rem 0.8rem;
  border-radius: 50px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition-fast);
}

.lang-btn.active {
  background: #fff;
  color: var(--accent-primary);
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 2px;
  background-color: var(--text-main);
  transition: var(--transition-fast);
}

/* ----- HERO SECTION ----- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  overflow: hidden;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 0%, var(--bg-main) 80%);
  z-index: -1;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  z-index: 1;
}

.hero-badge {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: var(--accent-primary);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-title {
  font-size: clamp(3rem, 6vw, 5rem);
  margin-bottom: 1rem;
  color: var(--text-main);
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
  max-width: 600px;
}

/* Countdown */
.countdown-wrapper {
  margin-bottom: 3rem;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  padding: 1.5rem 3rem;
  border-radius: 20px;
  backdrop-filter: blur(10px);
}

.countdown-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.countdown {
  display: flex;
  gap: 2rem;
  justify-content: center;
}

.cd-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cd-item span {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 1;
  color: var(--text-main);
}

.cd-item p {
  font-size: 0.8rem;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.5rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* ----- SECTION STYLES ----- */
.section-header {
  margin-bottom: 4rem;
}

.section-header.center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-title {
  font-size: 2.5rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.title-line {
  width: 60px;
  height: 4px;
  background: var(--gradient-text);
  border-radius: 2px;
  margin-top: 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  margin-top: 1rem;
  font-size: 1.1rem;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  color: var(--text-muted);
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.stat-box {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  transition: var(--transition-smooth);
}

.stat-box:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.stat-box i {
  font-size: 2rem;
  color: var(--accent-primary);
  margin-bottom: 1rem;
}

.stat-box h3 {
  font-size: 1.2rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

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

/* Project Section */
.project-content {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 4rem;
  align-items: center;
}

.project-subtitle {
  font-size: 1.1rem;
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: 1.5rem;
  margin-top: 1rem;
}

.project-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.project-grant {
  background: var(--bg-card);
  border: 1px solid rgba(0, 0, 0, 0.05);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  display: flex;
  gap: 1.5rem;
  align-items: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

.project-grant i {
  font-size: 2rem;
  color: var(--accent-secondary);
}

.project-grant strong {
  display: block;
  color: var(--text-main);
  margin-bottom: 0.3rem;
  font-size: 1rem;
}

.project-grant span {
  display: block;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.4;
}

.project-logo img {
  width: 100%;
  max-width: 450px;
  height: auto;
  display: block;
  margin: 0 auto;
}

/* Partners Section */
.partners {
  background: var(--bg-main);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  align-items: stretch;
}

.partner-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  text-align: center;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.partner-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.partner-card img {
  max-width: 120px;
  max-height: 120px;
  object-fit: contain;
  margin-bottom: 1.5rem;
}

.partner-card h4 {
  color: var(--accent-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  letter-spacing: 1px;
}

.partner-card p {
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.95rem;
}

/* Organization Section */
.committees-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.committee-card {
  background: var(--bg-card);
  padding: 3rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  text-align: center;
  transition: var(--transition-smooth);
}

.committee-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.card-icon {
  width: 70px;
  height: 70px;
  background: rgba(2, 132, 199, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 1.8rem;
  color: var(--accent-secondary);
}

.committee-card h3 {
  font-size: 1.5rem;
  color: var(--text-main);
}

.com-en-sub {
  color: var(--accent-primary);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.member-list {
  list-style: none;
  text-align: left;
}

.member-list li {
  padding: 0.8rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.member-list li:last-child {
  border-bottom: none;
}

.member-list li .affiliation {
  color: var(--accent-primary);
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(2, 132, 199, 0.08);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  text-align: right;
  max-width: 50%;
  line-height: 1.3;
}
.member-list li {
  font-weight: 500;
  gap: 1rem;
}

/* Call for Papers Section */
.cfp {
  background: radial-gradient(circle at right center, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
}

.cfp-lead {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
  max-width: 700px;
}

.tracks-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
}

.track-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  transition: var(--transition-fast);
}

.track-item:hover {
  border-color: var(--accent-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.track-item i {
  font-size: 1.5rem;
  color: var(--accent-secondary);
  background: rgba(2, 132, 199, 0.1);
  padding: 1rem;
  border-radius: 12px;
}

.track-item h4 {
  color: var(--text-main);
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.track-item p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Venue Section */
.venue-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.venue-image {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.venue-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition-smooth);
}

.venue-image:hover img {
  transform: scale(1.05);
}

.venue-city {
  font-size: 1.4rem;
  color: var(--accent-primary);
  margin-bottom: 1rem;
  margin-top: 2rem;
}

.venue-info p {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.venue-highlights {
  list-style: none;
}

.venue-highlights li {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.venue-highlights i {
  color: var(--accent-secondary);
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}

.footer {
  background: #F1F5F9;
  padding: 5rem 0 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand h3 {
  font-size: 2rem;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.footer-brand span {
  color: var(--accent-primary);
}

.footer-brand p {
  color: var(--text-muted);
  max-width: 300px;
}

.footer-links h4, .footer-contact h4 {
  color: var(--text-main);
  margin-bottom: 1.5rem;
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 0.8rem;
  transition: var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-primary);
}

.footer-contact p {
  color: var(--text-muted);
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-contact i {
  color: var(--accent-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.tracks-subtitle {
  color: var(--text-main);
  font-size: 1.8rem;
  font-weight: 800;
}

/* ----- COOKIE BANNER ----- */
.cookie-banner {
  position: fixed;
  bottom: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 1.2rem 2rem;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 2rem;
  z-index: 2000;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  transition: bottom 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  width: 90%;
  max-width: 700px;
}

.cookie-banner.show {
  bottom: 30px;
}

.cookie-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
}

.cookie-content i {
  color: var(--accent-secondary);
  font-size: 1.5rem;
}

.cookie-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.cookie-banner .btn {
  padding: 0.5rem 1.5rem;
  font-size: 0.9rem;
}

/* ----- ANIMATIONS & REVEAL ----- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ----- RESPONSIVE ----- */
@media (max-width: 992px) {
  .about-grid, .committees-grid, .venue-grid, .project-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .project-grant {
    flex-direction: column;
    text-align: center;
  }
  
  .project-logo {
    margin-top: 2rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .hero-title {
    font-size: 3rem;
  }
  
  .brand-sub {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-150%);
    transition: var(--transition-smooth);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }
  
  .nav-links.active {
    transform: translateY(0);
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .countdown {
    gap: 1rem;
  }
  
  .cd-item span {
    font-size: 1.8rem;
  }
  
  .cookie-banner {
    flex-direction: column;
    border-radius: 20px;
    gap: 1rem;
    text-align: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* ----- GALLERY SLIDER ----- */
.slider-container {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.slider {
  display: flex;
  position: relative;
  height: 500px;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

.slide.active {
  opacity: 1;
  z-index: 1;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.8);
  color: var(--text-main);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition-fast);
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.slider-btn:hover {
  background: #fff;
  color: var(--accent-primary);
  transform: translateY(-50%) scale(1.1);
}

.slider-btn.prev {
  left: 20px;
}

.slider-btn.next {
  right: 20px;
}

.slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.dot {
  width: 12px;
  height: 12px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.dot.active {
  background: #fff;
  transform: scale(1.2);
}

@media (max-width: 768px) {
  .slider {
    height: 300px;
  }
}


/* Speakers Section */
.speakers {
  background: var(--bg-main);
}
.speakers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2.5rem;
}

.speaker-card {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  overflow: hidden;
  text-align: center;
  transition: var(--transition-smooth);
}

.speaker-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.speaker-image {
  width: 100%;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 12px 12px 0 0;
  background: linear-gradient(135deg, #e0f2fe, #f0f9ff);
}

.speaker-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: var(--transition-smooth);
}

.speaker-card:hover .speaker-image img {
  transform: scale(1.05);
}

.speaker-info {
  padding: 1.5rem;
}

.speaker-info h4 {
  font-size: 1.25rem;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.speaker-role {
  color: var(--accent-primary);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.speaker-org {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.speaker-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 0.5rem;
}

.speaker-social a {
  color: var(--text-muted);
  font-size: 1.2rem;
  transition: var(--transition-fast);
}

.speaker-social a:hover {
  color: var(--accent-primary);
  transform: translateY(-2px);
}

.highlight-track {
  border-left: 4px solid var(--accent-primary);
  background: rgba(2, 132, 199, 0.02);
}


/* Industry Section */
.industry-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.industry-card {
  background: var(--bg-card);
  padding: 3rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  transition: var(--transition-smooth);
}

.industry-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.industry-icon {
  width: 70px;
  height: 70px;
  background: rgba(2, 132, 199, 0.1);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: var(--accent-primary);
}

.industry-card h3 {
  font-size: 1.6rem;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.industry-card p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.industry-features {
  list-style: none;
}

.industry-features li {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-main);
  margin-bottom: 0.8rem;
  font-weight: 500;
}

.industry-features i {
  color: var(--accent-secondary);
  font-size: 1.2rem;
}

@media (max-width: 768px) {
  .industry-grid {
    grid-template-columns: 1fr;
  }
}


/* Companies Grid */
.companies-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
}

.company-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  padding: 1.5rem 2rem;
  border-radius: var(--border-radius);
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 15px rgba(0,0,0,0.03);
  transition: var(--transition-smooth);
}

.company-logo:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

.company-logo img {
  max-width: 180px;
  max-height: 80px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: var(--transition-smooth);
}

.company-logo:hover img {
  filter: grayscale(0%);
  opacity: 1;
}


/* Colorful Tracks Grid */
.tracks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}
@media (max-width: 992px) {
  .tracks-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 600px) {
  .tracks-grid {
    grid-template-columns: 1fr;
  }
}

.track-card {
  width: 100%;
  background: var(--bg-card);
  padding: 2.5rem 2rem;
  border-radius: var(--border-radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.04);
  border-top: 5px solid var(--accent-primary);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.track-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}
.track-card i {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--accent-primary), #38BDF8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.track-card h4 {
  font-size: 1.2rem;
  margin-bottom: 1rem;
  color: var(--text-main);
}
.track-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}
/* Vibrant alternating colors */
.track-card:nth-child(4n+1) { border-top-color: #ff66c4; }
.track-card:nth-child(4n+1) i { background: linear-gradient(135deg, #ff66c4, #ff8adc); -webkit-background-clip: text; }
.track-card:nth-child(4n+2) { border-top-color: #0284c7; }
.track-card:nth-child(4n+2) i { background: linear-gradient(135deg, #0284c7, #38BDF8); -webkit-background-clip: text; }
.track-card:nth-child(4n+3) { border-top-color: #10b981; }
.track-card:nth-child(4n+3) i { background: linear-gradient(135deg, #10b981, #34d399); -webkit-background-clip: text; }
.track-card:nth-child(4n+4) { border-top-color: #f59e0b; }
.track-card:nth-child(4n+4) i { background: linear-gradient(135deg, #f59e0b, #fbbf24); -webkit-background-clip: text; }

.track-card.highlight-track {
  border-top-color: #ef4444 !important;
  background: linear-gradient(to bottom, #fff, #fef2f2);
}
.track-card.highlight-track i {
  background: linear-gradient(135deg, #ef4444, #f87171) !important;
  -webkit-background-clip: text !important;
}