:root {
  --slate-950: #f8fafc;
  --slate-900: #ffffff;
  --slate-800: #e2e8f0;
  --slate-700: #cbd5e1;
  --slate-500: #64748b;
  --slate-400: #475569;
  --slate-300: #334155;
  --slate-100: #0f172a;
  --slate-50: #020617;

  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;

  --cyan-300: #67e8f9;

  --font-sans: 'Inter', system-ui, sans-serif;
  --font-display: 'Oswald', system-ui, sans-serif;
}

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

body {
  background-color: var(--slate-950);
  color: var(--slate-50);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  overflow-x: hidden;
}

::selection {
  background-color: var(--blue-600);
  color: white;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

.hidden {
  display: none !important;
}

/* Utilities */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-gradient {
  color: transparent;
  background-clip: text;
  -webkit-background-clip: text;
  background-image: linear-gradient(to right, var(--blue-500), var(--blue-400), var(--cyan-300));
}

.text-blue {
  color: var(--blue-500);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border-radius: 9999px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: all 0.3s ease;
}

.btn-primary {
  background-color: var(--blue-600);
  color: white;
}

.btn-primary:hover {
  background-color: var(--blue-700);
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.5);
  color: var(--slate-100);
  border: 1px solid var(--slate-700);
  backdrop-filter: blur(4px);
}

.btn-secondary:hover {
  background-color: var(--slate-800);
  border-color: rgba(59, 130, 246, 0.5);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-800);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--blue-600);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(37, 99, 235, 0.5);
}

.logo-icon i,
.logo-icon svg {
  color: white;
  width: 1.5rem;
  height: 1.5rem;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate-50);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  color: var(--slate-400);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link:hover {
  color: var(--blue-400);
  transition: color 0.3s;
}

.nav-cta {
  padding: 0.625rem 1.25rem;
}

.menu-toggle {
  display: block;
  color: var(--slate-400);
}

.menu-toggle:hover {
  color: var(--slate-50);
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }
}

.icon-menu,
.icon-close {
  width: 1.5rem;
  height: 1.5rem;
}

.mobile-menu {
  background-color: var(--slate-950);
  border-bottom: 1px solid var(--slate-800);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  text-align: center;
  gap: 1rem;
}

.mobile-link {
  color: var(--slate-300);
  padding: 0.5rem 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.mobile-link:hover {
  color: var(--blue-400);
}

.mobile-cta {
  padding: 0.75rem 1.25rem;
  margin: 0 auto;
  width: 100%;
  max-width: 20rem;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  mix-blend-mode: overlay;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--slate-950), rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.3));
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  text-align: center;
  animation: fadeInUp 0.8s ease-out forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

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

.hero-title {
  font-family: var(--font-display);
  font-size: 3.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.05em;
  line-height: 1;
  margin-bottom: 1.5rem;
  filter: drop-shadow(0 25px 25px rgba(0, 0, 0, 0.15));
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 6rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 8rem;
  }
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--slate-300);
  max-width: 42rem;
  margin: 0 auto 2.5rem;
  font-weight: 500;
  letter-spacing: 0.025em;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.25rem;
  }
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
  }
}

.btn-large {
  padding: 1rem 2rem;
  width: 100%;
}

@media (min-width: 640px) {
  .btn-large {
    width: auto;
  }
}

/* Highlights */
.highlights {
  padding: 6rem 0;
  background-color: var(--slate-950);
  border-top: 1px solid var(--slate-900);
}

.disciplines-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}

@media (min-width: 768px) {
  .disciplines-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .disciplines-grid {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

.discipline-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: all 0.3s;
}

.discipline-icon {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  border: 1px solid var(--slate-800);
  background-color: var(--slate-900);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.discipline-icon i,
.discipline-icon svg {
  width: 2rem;
  height: 2rem;
  color: var(--slate-400);
  transition: color 0.3s;
}

.discipline-name {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--slate-400);
  transition: color 0.3s;
}

.discipline-card:hover .discipline-icon {
  border-color: var(--blue-500);
  background-color: rgba(37, 99, 235, 0.1);
  box-shadow: 0 0 20px rgba(37, 99, 235, 0.3);
}

.discipline-card:hover .discipline-icon i,
.discipline-card:hover .discipline-icon svg,
.discipline-card:hover .discipline-name {
  color: white;
}

.discipline-card:hover .discipline-name {
  color: var(--blue-600);
}

/* About Section */
.about-details {
  padding: 6rem 0;
  background-color: var(--slate-900);
  border-top: 1px solid var(--slate-800);
  position: relative;
  overflow: hidden;
}

.divider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(59, 130, 246, 0.5), transparent);
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
  position: relative;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.05em;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3rem;
  }
}

.section-title.text-large {
  font-size: 3rem;
}

@media (min-width: 768px) {
  .section-title.text-large {
    font-size: 4.5rem;
  }
}

.about-paragraphs {
  color: var(--slate-300);
  font-size: 1.125rem;
  line-height: 1.75;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.text-highlight {
  font-weight: 500;
  color: var(--slate-50);
}

.about-image-wrapper {
  position: relative;
  border-radius: 1rem;
}

.image-backdrop {
  position: absolute;
  inset: 0;
  background-color: var(--blue-600);
  border-radius: 1rem;
  transform: rotate(3deg);
  opacity: 0.2;
  filter: blur(20px);
  transition: opacity 0.3s;
}

.about-image-wrapper:hover .image-backdrop {
  opacity: 0.3;
}

.about-img {
  position: relative;
  border-radius: 1rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
  transform: rotate(-3deg);
  transition: transform 0.5s;
  border: 1px solid var(--slate-800);
  width: 100%;
  display: block;
}

.about-image-wrapper:hover .about-img {
  transform: rotate(0);
}

/* Events */
.events {
  padding: 6rem 0;
  background-color: var(--slate-950);
}

.events-header {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-bottom: 3rem;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .events-header {
    flex-direction: row;
    align-items: flex-end;
  }
}

.section-subtitle {
  color: var(--slate-400);
  max-width: 28rem;
  margin-top: -0.5rem;
}

.events-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .events-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .events-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.event-card {
  background-color: var(--slate-900);
  border: 1px solid var(--slate-800);
  border-radius: 1rem;
  padding: 1.5rem;
  transition: all 0.3s;
  position: relative;
}

.event-card:hover {
  border-color: var(--blue-400);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.event-meta-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.event-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  background-color: var(--slate-800);
  color: var(--slate-300);
  border-radius: 9999px;
  border: 1px solid var(--slate-700);
}

.event-date {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--blue-500);
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.event-date i,
.event-date svg {
  width: 1.25rem;
  height: 1.25rem;
}

.event-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--slate-50);
  margin-bottom: 0.5rem;
}

.event-desc {
  color: var(--slate-400);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.event-meta-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--slate-800);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.event-detail {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--slate-300);
}

.event-detail i,
.event-detail svg {
  width: 1rem;
  height: 1rem;
  color: var(--slate-500);
}

/* FAQs */
.faq-section {
  padding: 6rem 0;
  background-color: var(--slate-950);
  border-top: 1px solid var(--slate-900);
}

.faq-container {
  max-width: 56rem;
}

.faq-header {
  margin-bottom: 3rem;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--slate-900);
  border: 1px solid var(--slate-800);
  border-radius: 0.75rem;
  overflow: hidden;
  transition: border-color 0.3s;
}

.faq-item:hover {
  border-color: var(--blue-400);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--slate-100);
  font-weight: 700;
  font-size: 1.125rem;
}

.faq-question:hover {
  background-color: var(--slate-950);
}

.faq-question i,
.faq-question svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--slate-500);
  transition: transform 0.3s;
}

.faq-item.active .faq-question i,
.faq-item.active .faq-question svg {
  transform: rotate(90deg);
}

.faq-answer {
  height: 0;
  overflow: hidden;
  transition: height 0.3s ease;
}

.faq-answer-inner {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--slate-400);
  line-height: 1.6;
  border-top: 1px solid var(--slate-800);
  margin-top: 0;
  padding-top: 1.5rem;
}

/* Instagram */
.instagram-section {
  padding: 6rem 0;
  background-color: var(--slate-950);
  border-top: 1px solid var(--slate-900);
}

.instagram-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 3rem;
}

.flex-title {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0;
}

.icon-large {
  width: 2.5rem;
  height: 2.5rem;
}

.follow-link-desktop {
  display: none;
  align-items: center;
  gap: 0.5rem;
  color: var(--slate-400);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.875rem;
}

@media (min-width: 768px) {
  .follow-link-desktop {
    display: flex;
  }
}

.follow-link-desktop:hover,
.follow-link-mobile:hover {
  color: var(--slate-50);
}

.follow-link-desktop i,
.follow-link-desktop svg,
.follow-link-mobile i,
.follow-link-mobile svg {
  width: 1rem;
  height: 1rem;
}

.follow-link-mobile-wrapper {
  margin-top: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .follow-link-mobile-wrapper {
    display: none;
  }
}

.follow-link-mobile {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--slate-400);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.875rem;
}

/* Footer */
.footer {
  background-color: var(--slate-950);
  border-top: 1px solid var(--slate-900);
  padding: 3rem 0;
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .footer-container {
    flex-direction: row;
  }
}

.logo-icon-small {
  width: 2rem;
  height: 2rem;
}

.logo-icon-small i,
.logo-icon-small svg {
  width: 1.25rem;
  height: 1.25rem;
}

.logo-text-small {
  font-size: 1.125rem;
}

.footer-copy {
  color: var(--slate-500);
  font-size: 0.875rem;
}