:root {
  --primary-color: #3b82f6;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --success-color: #10b981;
  --border-color: #e5e7eb;
  --bg-light: #f9fafb;
}

body {
	padding: 2em;
}


.sessdeets-parent { margin: 0; }
#sessdeets { margin: .3em .5em .5em 20px; }

.nav-row {
  display: flex;
  align-items: center;     /* vertically center items */
  margin: 0;
  padding: 0 10px 0 20px;
  background-color: var(--color-text-secondary);
  color: var(--color-bg);
  border: none;
  border-radius: 20px;
}

.nav-row-right {
  margin-left: auto;       /* pushes this section to the right */
}

.nav-list .hide {
  visibility: hidden;
}

#result {
	padding-top: 0.5rem;
}

#page-principal {
	padding-top: 1rem;
}

button,input[type=button],input[type=reset],input[type=submit] {
	text-transform: uppercase;
	display: block;
}

button.icon-button {
	margin: 0;
	padding: .1em;
	font-size: 1em;
	background-color: darkred;
	border: 0px;
}

.site-name {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0;
}

.dropdown.expanded {
	max-height: calc(12em + 100vh);
}

.dropdown.hide, #page-principal.hide {
	display: none;
}

.dropdown {
	max-height: 0px;
	overflow: hidden;
	transition: max-height .25s ease-in-out;
	display: block;
}

.home-link {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
	color: inherit;
}

.home-link svg {
	vertical-align: middle;
}

.header-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-row h1 {
  margin: 0;
}

/* Hide native disclosure marker (Chrome/Safari + Firefox) */
details > summary::-webkit-details-marker { display: none; }
details > summary::marker { content: ""; } /* Firefox */

/* Make summary lay out nicely */
details > summary {
  list-style: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* CSS triangle */
details > summary::before {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  border-left: 8px solid currentColor;
  transform-origin: 50% 50%;
  transition: transform 150ms ease;
  flex: 0 0 auto;
}

/* Rotate when open */
/* If summary is a direct child */
details[open] > summary::before {
  transform: rotate(90deg);
}

/* Fallback if summary is NOT a direct child (covers bad structure): */
details[open] summary::before {
  transform: rotate(90deg);
}

/* Split card: 30% left / 70% right with a vertical divider */
.card-split {
  width: var(--width-card-wide);
  max-width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-bg-secondary);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow-section);
  display: grid;
  grid-template-columns: 30% 70%;
  align-items: stretch;
  overflow: hidden;
}

.card-left,
.card-right {
  padding: 1rem 1.25rem;
}

.card-left {
  border-right: 1px solid var(--color-bg-secondary); /* vertical line */
  display: flex;
  align-items: flex-start;
}

.card-title {
  margin: 0;
}

.card-desc {
  margin: 0;
}

.card-right p {
  margin: 0;
}

.card-desc p + p {
  margin-top: 0.5rem;
}

.nav-list button {
  margin: 0;
  padding: 0;
  font-size: 0.75rem;
  color: var(--color-bg);
  background-color: transparent;
  border: none;
  border-radius: 0;
  display: block;
}

@media (max-width: 750px) {
  .card-split {
    grid-template-columns: 1fr;
  }
  .card-left {
    border-right: 0;
    border-bottom: 1px solid var(--color-bg-secondary);
  }
}