/* Base & Reset */
.talk-container {
  color: #334155;
  /* background-color: #f8fafc; */
  padding: 2rem 1rem;
  box-sizing: border-box;
}

/* Main Card Layout */
.talk-card {
  max-width: 1080px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

/* Header Section */
.talk-header {
  background: linear-gradient(135deg, #0f345c 0%, #288dfa 100%);
  padding: 3rem 4rem;
  color: #ffffff;
}

.talk-datetime {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.2);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  backdrop-filter: blur(4px);
  margin-bottom: 1.5rem;
}

.talk-datetime svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.talk-title {
  margin: 0;
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* Body Section */
.talk-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 3rem 4rem;
}

/* Description */
.talk-description p {
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  color: #475569;
}

.talk-description p:last-child {
  margin-bottom: 0;
}

.talk-description code {
  background: #f1f5f9;
  color: #4f46e5;
  padding: 0.2rem 0.4rem;
  border-radius: 6px;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.9em;
  font-weight: 600;
}

/* Sidebar (Speaker & CTA) */
.talk-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Speaker Profile */
.speaker-profile {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: transform 0.3s ease;
}

.speaker-profile:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
}

.speaker-img {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid #ffffff;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  margin: 0 auto 1.5rem;
}

.speaker-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
  margin: 0 0 0.5rem;
}

.speaker-pronouns {
  font-weight: 400;
  color: #64748b;
  font-size: 0.9rem;
}

.speaker-bio {
  font-size: 0.95rem;
  line-height: 1.6;
  color: #64748b;
  text-align: left;
  margin: 0;
}

/* CTA Button */
.btn-register {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fbac27;
  color: #ffffff;
  text-decoration: none;
  padding: 1.25rem 2rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1.1rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.2);
}

.btn-register:hover {
  background: #d69422;
  transform: translateY(-2px);
  box-shadow: 0 10px 15px -3px rgba(79, 70, 229, 0.3);
}

/* Responsive Design */
@media (max-width: 900px) {
  .talk-body {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .talk-sidebar {
    grid-row: 1; /* Move speaker & CTA above text on mobile */
  }
}

@media (max-width: 600px) {
  .talk-header,
  .talk-body {
    padding: 2rem;
  }
  .talk-title {
    font-size: 2rem;
  }
}