/* Alohomora Labs Magical Research Lab Theme */
body {
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  background: linear-gradient(120deg, #f8f6f0 0%, #e6e0ff 100%);
  color: #2d2546;
  min-height: 100vh;
}
.site-header {
  background: rgba(44, 36, 70, 0.95);
  color: #ffe9a7;
  box-shadow: 0 2px 8px rgba(44,36,70,0.08);
  padding: 0.5rem 0;
}
.container {
  width: 90%;
  max-width: 1100px;
  margin: 0 auto;
}
.nav-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 0.5rem;
  background: none;
  border: none;
  gap: 0.3rem;
}
.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background: #ffe9a7;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}
.logo {
  font-family: 'Marcellus', serif;
  font-size: 2rem;
  letter-spacing: 2px;
  color: #ffe9a7;
  text-shadow: 0 2px 8px #bba14f44;
}
nav a {
  color: #ffe9a7;
  text-decoration: none;
  margin-left: 2rem;
  font-weight: 600;
  font-size: 1.1rem;
  transition: color 0.2s;
  position: relative;
}
nav a::after {
  content: '';
  display: block;
  height: 2px;
  background: linear-gradient(90deg, #d4af37 0%, #bba14f 100%);
  width: 100%;
  border-radius: 2px;
  margin-top: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s cubic-bezier(0.4,0,0.2,1);
}
nav a.active,
nav a:hover {
  color: #d4af37;
}
nav a.active::after,
nav a:hover::after {
  transform: scaleX(1);
}
.hero {
  padding: 4rem 0 2rem 0;
  background: linear-gradient(120deg, #e6e0ff 0%, #f8f6f0 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero h1 {
  font-family: 'Marcellus', serif;
  font-size: 2.8rem;
  color: #2d2546;
  margin-bottom: 0.5rem;
  letter-spacing: 1px;
  text-shadow: 0 2px 12px #bba14f22;
  position: relative;
  z-index: 2;
}
.hero .subtitle {
  font-size: 1.3rem;
  color: #5a4e7c;
  margin-bottom: 0;
  position: relative;
  z-index: 2;
}
.highlights {
  padding: 2rem 0 3rem 0;
  background: none;
}
.highlights-flex {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
}
.highlight-card {
  background: #fffbe9cc;
  border-radius: 1.2rem;
  box-shadow: 0 4px 24px #bba14f22;
  padding: 2rem 1.5rem;
  max-width: 320px;
  flex: 1 1 260px;
  min-width: 240px;
  text-align: center;
  position: relative;
  border: 1.5px solid #e6e0ff;
  transition: box-shadow 0.2s, transform 0.2s;
}
.highlight-card:hover {
  box-shadow: 0 8px 32px #bba14f44;
  transform: translateY(-4px) scale(1.03);
}
.highlight-card h2 {
  font-family: 'Marcellus', serif;
  color: #bba14f;
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

/* Halo Lab Talks Section */
.halo-talks {
  padding: 3rem 0;
  background: linear-gradient(135deg, #f8f6f0 0%, #e6e0ff 50%, #f8f6f0 100%);
  position: relative;
  overflow: hidden;
}

.halo-talks::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%23bba14f" opacity="0.1"/><circle cx="80" cy="40" r="1.5" fill="%23ffd700" opacity="0.08"/><circle cx="40" cy="80" r="1" fill="%23bba14f" opacity="0.12"/></svg>') repeat;
  pointer-events: none;
  z-index: 0;
}

.halo-title {
  font-family: 'Marcellus', serif;
  font-size: 2.2rem;
  color: #2d2546;
  text-align: center;
  margin-bottom: 1.5rem;
  position: relative;
  z-index: 1;
}

.halo-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.halo-content > p {
  font-size: 1.2rem;
  color: #5a4e7c;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.halo-features {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.halo-feature {
  background: rgba(255, 251, 233, 0.8);
  border-radius: 1rem;
  padding: 1.5rem;
  flex: 1 1 250px;
  max-width: 300px;
  border: 1px solid rgba(186, 161, 79, 0.2);
  transition: transform 0.2s, box-shadow 0.2s;
}

.halo-feature:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(186, 161, 79, 0.15);
}

.halo-feature h3 {
  font-family: 'Marcellus', serif;
  color: #bba14f;
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}

.halo-feature p {
  color: #5a4e7c;
  line-height: 1.5;
  margin: 0;
}

.halo-cta {
  margin-top: 2rem;
}

.halo-cta .button {
  font-size: 1.1rem;
  padding: 0.8rem 2rem;
  background: linear-gradient(135deg, #bba14f 0%, #d4af37 100%);
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.halo-cta .button:hover {
  background: linear-gradient(135deg, #d4af37 0%, #bba14f 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(186, 161, 79, 0.3);
}
.button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1.4rem;
  background: linear-gradient(90deg, #bba14f 0%, #d4af37 100%);
  color: #2d2546;
  font-weight: 600;
  border-radius: 2rem;
  text-decoration: none;
  box-shadow: 0 2px 8px #bba14f33;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.button:hover {
  background: linear-gradient(90deg, #d4af37 0%, #bba14f 100%);
  color: #2d2546;
  box-shadow: 0 4px 16px #bba14f44;
}
footer {
  background: #2d2546;
  color: #ffe9a7;
  text-align: center;
  padding: 1.2rem 0 0.8rem 0;
  font-size: 1rem;
  letter-spacing: 1px;
  margin-top: 2rem;
}
/* Subtle magical sparkles */
.hero::before, .hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.12;
  z-index: 0;
  animation: heroFloat 20s ease-in-out infinite;
}
.hero::before {
  width: 180px; height: 180px;
  left: 8%; top: 18%;
  background: radial-gradient(circle, #d4af37 0%, #fffbe9 80%, transparent 100%);
  filter: blur(2px);
  animation-delay: 0s;
}
.hero::after {
  width: 120px; height: 120px;
  right: 10%; bottom: 10%;
  background: radial-gradient(circle, #bba14f 0%, #e6e0ff 80%, transparent 100%);
  filter: blur(2px);
  animation-delay: 5s;
}
@keyframes heroFloat {
  0%, 100% { 
    transform: translateY(0px) translateX(0px) scale(1);
    opacity: 0.12;
  }
  20% { 
    transform: translateY(-6px) translateX(3px) scale(1.02);
    opacity: 0.14;
  }
  40% { 
    transform: translateY(-8px) translateX(-2px) scale(1.04);
    opacity: 0.16;
  }
  60% { 
    transform: translateY(-4px) translateX(4px) scale(1.03);
    opacity: 0.13;
  }
  80% { 
    transform: translateY(-10px) translateX(-1px) scale(1.05);
    opacity: 0.15;
  }
}
/* Publications & Works Section */
.publications {
  padding: 2.5rem 0 3rem 0;
  background: none;
}
.pubs-title {
  font-family: 'Marcellus', serif;
  color: #bba14f;
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
  letter-spacing: 1px;
}
.pub-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: 700px;
  margin: 0 auto;
}
.pub-item {
  background: #fffbe9cc;
  border-radius: 1.2rem;
  box-shadow: 0 4px 24px #bba14f22;
  padding: 1.5rem 1.5rem 1rem 1.5rem;
  border: 1.5px solid #e6e0ff;
  position: relative;
  transition: box-shadow 0.2s, transform 0.2s;
}
.pub-item:hover {
  box-shadow: 0 8px 32px #bba14f44;
  transform: translateY(-2px) scale(1.01);
}
.pub-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5em;
  margin-bottom: 0.5rem;
}
.pub-header-main {
  flex: 1 1 auto;
  min-width: 0;
}
.pub-header-toggle {
  flex: 0 0 auto;
  display: flex;
  align-items: flex-start;
  margin-left: 1em;
}
.pub-title {
  font-weight: 600;
  color: #2d2546;
}
.pub-authors {
  color: #5a4e7c;
  font-size: 0.98rem;
}
.pub-doi {
  color: #bba14f;
  font-size: 0.95rem;
}
.pub-doi a {
  color: #bba14f;
  text-decoration: underline dotted;
}
.pub-toggle {
  margin-top: 0.7rem;
  background: linear-gradient(90deg, #bba14f 0%, #d4af37 100%);
  color: #2d2546;
  border: none;
  border-radius: 1.2rem;
  padding: 0.4rem 1.1rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  box-shadow: 0 2px 8px #bba14f22;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.pub-toggle:hover {
  background: linear-gradient(90deg, #d4af37 0%, #bba14f 100%);
  color: #2d2546;
  box-shadow: 0 4px 16px #bba14f44;
}
.pub-desc {
  margin-top: -0.5rem;
  margin-left: -1.2rem;
  margin-right: -1.2rem;
  background: linear-gradient(120deg, #f8f6f0 80%, #e6e0ff 100%);
  border-radius: 0 0 1.2rem 1.2rem;
  padding: 1.2rem 2rem 1.2rem 2rem;
  box-shadow: 0 4px 24px #bba14f22;
  animation: slideDown 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  transform-origin: top;
  overflow: hidden;
}
.pub-desc.closing {
  animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
@keyframes slideDown {
  from { 
    opacity: 0; 
    transform: translateY(-20px) scaleY(0.8);
    max-height: 0;
  }
  to { 
    opacity: 1; 
    transform: translateY(0) scaleY(1);
    max-height: 500px;
  }
}
@keyframes slideUp {
  from { 
    opacity: 1; 
    transform: translateY(0) scaleY(1);
    max-height: 500px;
  }
  to { 
    opacity: 0; 
    transform: translateY(-20px) scaleY(0.8);
    max-height: 0;
  }
}
@keyframes fadeInPub {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 600px) {
  .pub-header {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5em;
  }
  .pub-header-toggle {
    margin-left: 0;
    margin-top: 0.5em;
    justify-content: flex-end;
  }
  .pub-desc {
    padding: 1rem 0.7rem;
    margin-left: -0.7rem;
    margin-right: -0.7rem;
  }
}
/* Join Us Section */
.join-us {
  padding: 2.5rem 0 3rem 0;
  background: none;
}
.join-title {
  font-family: 'Marcellus', serif;
  color: #bba14f;
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
  letter-spacing: 1px;
}
.join-flex {
  display: flex;
  gap: 2.5rem;
  justify-content: center;
  flex-wrap: wrap;
}
.join-guide, .join-methods {
  background: #fffbe9cc;
  border-radius: 1.2rem;
  box-shadow: 0 4px 24px #bba14f22;
  padding: 2rem 1.5rem;
  min-width: 260px;
  max-width: 340px;
  flex: 1 1 260px;
  border: 1.5px solid #e6e0ff;
  margin-bottom: 1rem;
}
.join-guide h3, .join-methods h3 {
  font-family: 'Marcellus', serif;
  color: #bba14f;
  font-size: 1.2rem;
  margin-bottom: 0.7rem;
}
.join-guide ul, .join-methods ol {
  margin: 0 0 0 1.2rem;
  padding: 0;
  color: #2d2546;
  font-size: 1rem;
}
.join-guide li, .join-methods li {
  margin-bottom: 0.5rem;
  line-height: 1.5;
}
.join-methods a {
  color: #5a4e7c;
  text-decoration: underline dotted;
  font-weight: 500;
}
.back-button {
  display: inline-block;
  padding: 0.5rem 1.3rem 0.5rem 1.8rem;
  background: linear-gradient(90deg, #e6e0ff 0%, #ffd700 100%);
  color: #2d2546;
  font-weight: 600;
  border-radius: 2rem;
  text-decoration: none;
  box-shadow: 0 2px 8px #bba14f22;
  border: none;
  font-size: 1.05rem;
  position: relative;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s, transform 0.15s;
}
.back-button::before {
  content: '\2190';
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1em;
  color: #bba14f;
}
.back-button:hover {
  background: linear-gradient(90deg, #ffd700 0%, #e6e0ff 100%);
  color: #2d2546;
  box-shadow: 0 4px 16px #bba14f44;
  transform: translateY(-2px) scale(1.03);
}
.highlight-card a {
  display: inline;
  color: #bba14f;
  font-weight: 500;
  text-decoration: underline;
  transition: color 0.18s;
  border-radius: 0.2em;
  padding: 0;
  margin: 0 0.1em;
  background: none;
  box-shadow: none;
}
.highlight-card a:hover, .highlight-card a:focus {
  color: #2d2546;
  text-decoration: underline solid #bba14f 1.5px;
  background: none;
  box-shadow: none;
}
.highlight-card a.blog-link {
  color: #bba14f;
  background: none;
  text-decoration: underline;
  position: relative;
  padding-left: 1.3em;
  font-weight: 600;
}
.highlight-card a.blog-link::before {
  content: '\1F4D6'; /* Unicode for book emoji */
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.95em;
  opacity: 0.7;
  filter: none;
}
.highlight-card a.blog-link:hover, .highlight-card a.blog-link:focus {
  color: #2d2546;
  background: none;
  text-decoration: underline solid #bba14f 1.5px;
  box-shadow: none;
}
.card-links-row {
  display: flex;
  gap: 0.7em;
  justify-content: center;
  margin: 0.4em 0 0.2em 0;
}
.card-link-btn, .card-link-mail {
  text-decoration: none !important;
}
.card-link-btn {
  background: linear-gradient(90deg, #f8e7b5 0%, #e6e0ff 100%);
  color: #7a5c13;
  border: 1.5px solid #e6e0ff;
  box-shadow: 0 2px 8px #bba14f22, 0 1.5px 0 #fffbe9 inset;
}
.card-link-btn:hover, .card-link-btn:focus {
  background: linear-gradient(90deg, #ffe9a7 0%, #e6e0ff 100%);
  color: #2d2546;
  border-color: #ffd700;
  box-shadow: 0 4px 16px #ffd70033, 0 1.5px 0 #fffbe9 inset;
}
.card-link-btn.blog-link {
  background: linear-gradient(90deg, #e6e0ff 0%, #ffe9a7 100%);
  color: #bba14f;
  border: 1.5px solid #bba14f;
}
.card-link-btn.blog-link:hover, .card-link-btn.blog-link:focus {
  background: linear-gradient(90deg, #fffbe9 0%, #ffd700 100%);
  color: #2d2546;
  border-color: #ffd700;
  box-shadow: 0 4px 18px #ffd70044, 0 1.5px 0 #fffbe9 inset;
}
.card-link-mail {
  background: linear-gradient(90deg, #e6e0ff 0%, #f8e7b5 100%);
  color: #2d2546;
  border: 1.5px solid #bba14f;
  box-shadow: 0 2px 8px #bba14f22, 0 1.5px 0 #fffbe9 inset;
}
.card-link-mail:hover, .card-link-mail:focus {
  background: linear-gradient(90deg, #ffe9a7 0%, #e6e0ff 100%);
  color: #bba14f;
  border-color: #ffd700;
  box-shadow: 0 4px 16px #ffd70033, 0 1.5px 0 #fffbe9 inset;
}
.card-link-btn, .card-link-btn.blog-link, .card-link-mail {
  border: none !important;
}
@media (max-width: 800px) {
  .nav-flex {
    position: relative;
  }
  .hamburger {
    display: flex;
    position: relative;
    z-index: 1001;
  }
  nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: linear-gradient(135deg, #2d2546 0%, #5a4e7c 50%, #2d2546 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.9);
  }
  nav.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
  }
  nav.transitioning {
    animation: pageTransition 0.5s ease-out forwards;
  }
  nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="0.8" fill="%23d4af37" opacity="0.15"/><circle cx="80" cy="30" r="0.6" fill="%23bba14f" opacity="0.2"/><circle cx="40" cy="80" r="0.9" fill="%23ffe9a7" opacity="0.12"/><circle cx="90" cy="70" r="0.4" fill="%23d4af37" opacity="0.18"/><circle cx="15" cy="60" r="0.7" fill="%23ffe9a7" opacity="0.15"/></svg>');
    pointer-events: none;
    animation: sparkle 6s ease-in-out infinite, float1 12s cubic-bezier(0.25, 0.46, 0.45, 0.94) infinite;
  }
  nav::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="60" cy="25" r="0.5" fill="%23d4af37" opacity="0.12"/><circle cx="25" cy="75" r="0.8" fill="%23bba14f" opacity="0.18"/><circle cx="85" cy="45" r="0.6" fill="%23ffe9a7" opacity="0.15"/><circle cx="45" cy="35" r="0.5" fill="%23d4af37" opacity="0.16"/><circle cx="75" cy="80" r="0.7" fill="%23bba14f" opacity="0.14"/></svg>');
    pointer-events: none;
    animation: sparkle 8s ease-in-out infinite reverse, float2 15s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite reverse;
  }
  @keyframes sparkle {
    0%, 100% { opacity: 0.15; }
    50% { opacity: 0.25; }
  }
  @keyframes float1 {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    25% { transform: translateY(-15px) translateX(12px); }
    50% { transform: translateY(-10px) translateX(-18px); }
    75% { transform: translateY(-20px) translateX(8px); }
  }
  @keyframes float2 {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    25% { transform: translateY(-12px) translateX(-15px); }
    50% { transform: translateY(-18px) translateX(12px); }
    75% { transform: translateY(-8px) translateX(-10px); }
  }
  @keyframes pageTransition {
    0% {
      opacity: 1;
      transform: translateY(0);
    }
    100% {
      opacity: 0;
      transform: translateY(-20px);
    }
  }
  nav a {
    margin: 1rem 0;
    font-size: 1.8rem;
    font-weight: 600;
    padding: 1.2rem 2.5rem;
    border-radius: 2rem;
    background: linear-gradient(90deg, rgba(212, 175, 55, 0.1) 0%, rgba(187, 161, 79, 0.1) 100%);
    border: 2px solid rgba(212, 175, 55, 0.3);
    transition: all 0.3s ease;
    transform: translateY(20px);
    opacity: 0;
    position: relative;
    overflow: hidden;
    text-align: center;
    min-width: 200px;
    display: block;
    width: auto;
  }
  nav.active a {
    transform: translateY(0);
    opacity: 1;
  }
  nav a.fill-animation {
    animation: buttonFill 0.8s ease-out forwards;
  }
  nav a.fill-animation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #d4af37 0%, #bba14f 100%);
    transform: translateX(-100%);
    animation: waveFill 0.8s ease-out forwards;
    z-index: -1;
  }
  @keyframes buttonFill {
    0% {
      color: #bba14f;
      border-color: rgba(212, 175, 55, 0.3);
    }
    50% {
      color: #ffffff;
      border-color: #d4af37;
    }
    100% {
      color: #ffffff;
      border-color: #d4af37;
    }
  }
  @keyframes waveFill {
    0% {
      transform: translateX(-100%);
    }
    100% {
      transform: translateX(0);
    }
  }
  nav a:nth-child(1) { transition-delay: 0.1s; }
  nav a:nth-child(2) { transition-delay: 0.2s; }
  nav a:nth-child(3) { transition-delay: 0.3s; }
  nav a:nth-child(4) { transition-delay: 0.4s; }
  nav a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.2), transparent);
    transition: left 0.5s ease;
  }
  nav a:hover {
    background: linear-gradient(90deg, rgba(212, 175, 55, 0.2) 0%, rgba(187, 161, 79, 0.2) 100%);
    border-color: #d4af37;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 25px rgba(212, 175, 55, 0.3);
  }
  nav a:hover::before {
    left: 100%;
  }
  nav a.active {
    background: linear-gradient(90deg, rgba(212, 175, 55, 0.3) 0%, rgba(187, 161, 79, 0.3) 100%);
    border-color: #d4af37;
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.4);
  }
  nav a::after {
    display: none;
  }
  .hamburger span {
    background: #d4af37;
    box-shadow: 0 0 5px rgba(212, 175, 55, 0.5);
  }
  .highlights-flex {
    flex-direction: column;
    gap: 1.2rem;
  }
  .highlight-card {
    max-width: 100%;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .pub-list {
    max-width: 100%;
    padding: 0 0.5rem;
  }
  .join-flex {
    flex-direction: column;
    gap: 1.2rem;
  }
  .join-guide, .join-methods {
    max-width: 100%;
  }
  
  /* Halo section mobile styles */
  .halo-talks {
    padding: 2rem 0;
  }
  
  .halo-title {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }
  
  .halo-content > p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
  }
  
  .halo-features {
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
  }
  
  .halo-feature {
    max-width: 100%;
    padding: 1.2rem;
  }
  
  .halo-feature h3 {
    font-size: 1.2rem;
  }
}