/* Base */
:root {
  --uade-blue: #0056a4;
  --uade-light-blue: #007bff;
  --uade-dark-blue: #004d93;
  --uade-hover-blue: #003b72;
  --white: #ffffff;
  --black: #000000;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --red-500: #ef4444;
  --green-500: #10b981;
  --blue-50: #e6f1ff;
  --blue-100: #cce3ff;
  --blue-500: #0073ff;
  --blue-700: #004d93;
  --blue-800: #003b72;
}

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

body {
  font-family: "Inter", sans-serif;
  color: var(--gray-900);
  background-color: var(--white);
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.min-h-screen {
  min-height: 100vh;
}

.flex-grow {
  flex-grow: 1;
}

.py-16 {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

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

.hidden {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Header */
.sticky-top {
  position: sticky;
  top: 0;
  z-index: 1000;
}

header {
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}

.logo img {
  height: auto;
}

.desktop-nav {
  display: none;
}

.nav-link {
  color: var(--gray-800);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: var(--uade-blue);
}

.nav-link.active {
  color: var(--uade-blue);
  font-weight: 600;
}

.contact-btn {
  background-color: var(--uade-blue);
  color: var(--white) !important;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background-color 0.3s ease;
}

.contact-btn:hover {
  background-color: var(--uade-dark-blue);
}

.mobile-menu-btn {
  background: none;
  border: none;
  color: var(--gray-800);
  font-size: 1.5rem;
  cursor: pointer;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  padding-bottom: 1.5rem;
}

.mobile-nav.active {
  display: flex;
}

.mobile-nav .nav-link {
  padding: 0.75rem 0;
}

.mobile-contact {
  display: inline-block;
  margin-top: 0.5rem;
  text-align: center;
}

/* Hero Section */
.hero-section {
  position: relative;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 86, 164, 0.7);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 5rem 1rem;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 2rem;
}

.hero-text {
  font-size: 1.125rem;
  color: var(--white);
  margin-bottom: 2rem;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

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

/* Buttons */
.btn {
  display: inline-block;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.375rem;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background-color: var(--gray-100);
}

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

.btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.btn-full {
  width: 100%;
}

/* Sections */
.section {
  padding: 4rem 0;
}

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

.bg-gray {
  background-color: var(--gray-50);
}

.section-content {
  max-width: 48rem;
  margin: 0 auto;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
}

.section-text {
  font-size: 1.125rem;
  color: var(--gray-700);
  margin-bottom: 2rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  color: var(--uade-blue);
  font-weight: 600;
  text-decoration: none;
  margin-top: 2rem;
}

.link-arrow i {
  margin-left: 0.25rem;
  font-size: 0.875rem;
}

.link-arrow:hover {
  color: var(--uade-dark-blue);
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.stat-card {
  background-color: var(--blue-50);
  padding: 1.5rem;
  border-radius: 0.5rem;
  text-align: center;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--uade-blue);
  margin-bottom: 0.5rem;
}

.stat-text {
  color: var(--gray-700);
}

/* Disciplines */
.disciplines-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.large-grid {
  grid-template-columns: repeat(1, 1fr);
}

.discipline-card {
  background-color: var(--white);
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.discipline-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.discipline-image {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.discipline-image img {
  max-width: 100%;
  height: auto;
}

.discipline-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.discipline-category {
  color: var(--gray-600);
}

.discipline-description {
  color: var(--gray-600);
  margin-top: 0.75rem;
}

/* Schedule */
.schedule-dates {
  font-size: 1.25rem;
  color: var(--gray-700);
  margin-bottom: 2rem;
}

.schedule-card {
  background-color: var(--blue-50);
  padding: 2rem;
  border-radius: 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.schedule-info {
  text-align: center;
}

.schedule-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--uade-blue);
  margin-bottom: 1rem;
}

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

.venue-list li {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
}

.venue-dot {
  width: 0.5rem;
  height: 0.5rem;
  background-color: var(--uade-blue);
  border-radius: 50%;
  margin-right: 0.5rem;
  flex-shrink: 0;
}

/* Sponsors */
.sponsors-text {
  font-size: 1.125rem;
  color: var(--gray-700);
  margin-bottom: 3rem;
  text-align: center;
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}

.sponsors-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  align-items: center;
  margin-bottom: 3rem;
}

.sponsor-link {
  display: flex;
  justify-content: center;
}

.sponsor-logo {
  filter: grayscale(100%);
  opacity: 0.7;
  transition: all 0.3s ease;
  max-width: 100%;
  height: auto;
}

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

.sponsor-cta {
  background-color: var(--white);
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.sponsor-cta-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
}

.sponsor-cta-text {
  color: var(--gray-700);
  margin-bottom: 2rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

/* Footer */
.footer {
  background-color: var(--gray-900);
  color: var(--white);
  padding: 3rem 0;
}

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

.footer-logo {
  margin-bottom: 1rem;
  max-width: 180px;
  height: auto;
}

.footer-text {
  color: var(--gray-400);
  font-size: 0.875rem;
}

.footer-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-contact {
  list-style: none;
}

.footer-contact li {
  display: flex;
  align-items: center;
  margin-bottom: 0.5rem;
}

.footer-contact i {
  color: var(--blue-400);
  margin-right: 0.5rem;
  font-size: 0.875rem;
}

.footer-contact a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.social-icons {
  display: flex;
  gap: 1rem;
}

.social-icon {
  color: var(--gray-400);
  font-size: 1.25rem;
  transition: color 0.3s ease, transform 0.3s ease;
}

.social-icon:hover {
  color: var(--white);
  transform: scale(1.2);
}

.venues-info {
  margin-top: 1.5rem;
}

.venue-title {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.venue-address {
  color: var(--gray-400);
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.copyright,
.credits {
  color: var(--gray-400);
  font-size: 0.75rem;
}

/* Page Specific Styles */
.page-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 2rem;
}

/* About Page */
.about-content {
  max-width: 48rem;
  margin: 0 auto;
}

.prose {
  font-size: 1.125rem;
  color: var(--gray-700);
}

.prose p {
  margin-bottom: 1.5rem;
}

.section-subtitle {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.custom-list {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}

.custom-list li {
  margin-bottom: 0.5rem;
}

.cta-center {
  margin-top: 2.5rem;
  text-align: center;
}

.my-8 {
  margin-top: 2rem;
  margin-bottom: 2rem;
}

/* Disciplines Page */
.info-card {
  background-color: var(--blue-50);
  padding: 2rem;
  border-radius: 0.5rem;
  margin-top: 4rem;
}

.info-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.info-list {
  list-style: none;
}

.info-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.75rem;
}

.info-bullet {
  color: var(--uade-blue);
  font-weight: 700;
  margin-right: 0.5rem;
  content: "•";
}

/* Schedule Page */
.schedule-container {
  max-width: 48rem;
  margin: 0 auto;
  background-color: var(--white);
  padding: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.schedule-main-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
}

.schedule-days {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.schedule-day {
  margin-bottom: 2rem;
}

.day-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--uade-blue);
  margin-bottom: 1rem;
}

.day-content {
  background-color: var(--gray-50);
  padding: 1rem;
  border-radius: 0.5rem;
}

.day-schedule {
  color: var(--gray-700);
  margin-bottom: 0.5rem;
}

.time {
  font-weight: 600;
}

.day-venue {
  color: var(--gray-700);
}

.venue-label {
  font-weight: 600;
}

.schedule-notes {
  margin-top: 2.5rem;
  background-color: var(--blue-50);
  padding: 1.5rem;
  border-radius: 0.5rem;
}

.notes-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.notes-list {
  list-style: none;
}

.notes-list li {
  display: flex;
  align-items: flex-start;
  margin-bottom: 0.5rem;
}

.note-bullet {
  color: var(--uade-blue);
  font-weight: 700;
  margin-right: 0.5rem;
  content: "•";
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  max-width: 72rem;
  margin: 0 auto;
}

.contact-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 1.5rem;
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-card {
  background-color: var(--blue-50);
  padding: 1.5rem;
  border-radius: 0.5rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--uade-blue);
  margin-bottom: 1rem;
}

.contact-list {
  list-style: none;
}

.contact-list li {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.contact-list i {
  color: var(--uade-blue);
  margin-right: 0.75rem;
  font-size: 1.125rem;
}

.contact-list a {
  color: var(--gray-700);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-list a:hover {
  color: var(--uade-blue);
}

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

.venue-contact-list li {
  margin-bottom: 1rem;
}

.venue-name {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.venue-address {
  color: var(--gray-700);
}

.contact-form-container {
  width: 100%;
}

.form-success {
  background-color: #ecfdf5;
  border: 1px solid #d1fae5;
  color: #065f46;
  padding: 1.5rem;
  border-radius: 0.5rem;
  margin-bottom: 1.5rem;
}

.success-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.contact-form {
  background-color: var(--white);
  padding: 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.375rem;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--uade-blue);
  box-shadow: 0 0 0 3px rgba(0, 86, 164, 0.2);
}

/* Media Queries */
@media (min-width: 640px) {
  .hero-title {
    font-size: 3rem;
  }

  .hero-subtitle {
    font-size: 1.875rem;
  }

  .hero-buttons {
    flex-direction: row;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .sponsors-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }

  .mobile-menu-btn {
    display: none;
  }

  .disciplines-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .large-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .schedule-card {
    flex-direction: row;
    justify-content: space-between;
  }

  .schedule-info {
    text-align: left;
  }

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .large-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}