/* SECTION: SKIP LINK */

.skip-link {
  position: fixed;
  top: -4rem;                 
  left: var(--space-2);
  z-index: 100;               
  padding: var(--space-1) var(--space-2);
  background-color: var(--color-navy);
  color: var(--color-navy-text);
  text-decoration: none;
  border-radius: 0 0 var(--radius) var(--radius);
}

.skip-link:focus {
  top: 0;                     
}

/* SECTION: BUTTONS */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.65rem 1.4rem;
  border: 2px solid transparent;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease-in-out, color 0.15s ease-in-out;
}

.btn--primary {
  background-color: var(--color-accent);
  color: #FFFFFF;
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  color: #FFFFFF;
}

.btn--secondary {
  background-color: transparent;
  border-color: var(--color-navy-text);
  color: var(--color-navy-text);
}

.btn--secondary:hover {
  background-color: rgba(242, 244, 250, 0.15);
  color: var(--color-navy-text);
}

/* SECTION: NAVIGATION */

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  min-height: 44px;
  padding: 0.5rem 0.9rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background-color: var(--color-surface);
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.nav-toggle:hover {
  background-color: var(--color-tint);
}

.nav-toggle__icon {
  position: relative;
  display: inline-block;
  width: 20px;
  height: 2px;
  background-color: currentColor;
  transition: background-color 0.15s ease-in-out;
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: currentColor;
}

.nav-toggle__icon::before { top: -6px; }
.nav-toggle__icon::after  { top: 6px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__icon {
  background-color: transparent; 
}
.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before {
  top: 0;
  transform: rotate(45deg);      
}
.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after {
  top: 0;
  transform: rotate(-45deg);     
}

.site-nav__list {
  display: none;
}

.site-nav__list.is-open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;                    
  left: 0;
  right: 0;
  padding: var(--space-1) 1rem var(--space-2);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow);
}

.site-nav__link {
  display: flex;
  align-items: center;
  min-height: 44px;             
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  color: var(--color-text);
  font-weight: 600;
  text-decoration: none;
}

.site-nav__link:hover {
  background-color: var(--color-tint);
  color: var(--color-text);
}


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

  .site-nav__list {
    display: flex;              
    flex-direction: row;
    gap: var(--space-1);
  }

  .site-nav__link {
    padding: 0.5rem 0.75rem;
  }
}

/* SECTION: PILL LIST */

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: var(--space-3);
}

.pill-list li {
  padding: 0.45rem 1rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;         
}

/* SECTION: CALLOUT */

.callout {
  margin: var(--space-3) 0;
  padding: var(--space-2) var(--space-3);
  background-color: var(--color-surface);
  border-left: 5px solid var(--color-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.callout__date {
  margin-bottom: 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-hover);
}

/* SECTION: FEE LIST */

.fee-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-2);
  padding-block: 0.75rem;
  border-bottom: 1px dashed var(--color-border);
}

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

.fee-list__label {
  font-weight: 600;
}

.fee-list__price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent-hover);
}

/* SECTION: DATA TABLE */

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.programme-table {
  width: 100%;
  min-width: 24rem;             
  border-collapse: collapse;
}

.programme-table caption {
  caption-side: top;
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.programme-table th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 700;
  background-color: var(--color-navy);
  color: var(--color-navy-text);
}

.programme-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.programme-table tbody tr:nth-child(even) {
  background-color: var(--color-tint);
}

.programme-table td:first-child {
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  width: 35%;
}

.programme-table tbody tr:last-child td {
  border-bottom: none;
}

/* SECTION: FIGURES */

figure {
  margin: 0;
}

figcaption {
  margin-top: 0.6rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text-muted);
}

/* SECTION: SPEAKER LIST */

.speaker-list {
  margin-bottom: var(--space-3);
}

.speaker-list__item {
  margin-bottom: 0.75rem;
  padding: 0.9rem 1.2rem;
  background-color: var(--color-surface);
  border-left: 5px solid var(--color-accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-size: 1.15rem;
  font-weight: 600;
}

/* SECTION: ORGANISER CARDS */

.organiser-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.1rem 1.2rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.organiser-card__name {
  font-weight: 700;
}

.organiser-card__affiliation {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}