/* Shared stylesheet for the Junior Scholars in Quantitative Conflict
   Workshop site. All pages link this file; page-specific variations use
   modifier classes (.container.home on the About page, .right.narrow on
   the Subscribe page). */

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: #ffffff;
  color: #000000;
  line-height: 1.4;
  font-size: 16px;
}

/* ---------- Navigation ---------- */

nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  border-bottom: 1px solid #ccc;
  padding: 10px 0;
  font-size: 15px;
  position: sticky;
  top: 0;
  background-color: #ffffff;
  z-index: 10;
}

nav a {
  margin: 5px 15px;
  text-decoration: none;
  color: #666666;
  padding-bottom: 5px;
  font-weight: normal;
  font-size: 18px;
}

nav a:hover,
nav a.active {
  border-bottom: 2px solid #3B739E;
  color: #3B739E;
  font-weight: bold;
  opacity: 1;
}

/* ---------- Links ---------- */

a {
  color: #3B739E;
  font-weight: bold;
  text-decoration: none;
}

a:hover {
  text-decoration: none;
  opacity: 0.6;
}

/* ---------- Page layout ---------- */

.container {
  display: flex;
  justify-content: center;
  width: 100%;
  margin: 50px auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Two-column layout on the About page */
.container.home {
  justify-content: flex-start;
  flex-wrap: wrap;
  max-width: 1200px;
}

.right {
  max-width: 800px;
  width: 100%;
}

.right.narrow {
  max-width: 600px;
}

.container.home .right {
  flex: 1;
  width: auto;
}

.left {
  width: 300px;
  text-align: center;
  padding-right: 40px;
  margin-top: 40px;
}

/* ---------- Headings and text ---------- */

h1 {
  font-size: 30px;
  font-weight: 800;
  margin-top: 0;
  margin-bottom: 15px;
}

.container.home .right h1:last-of-type {
  margin-top: 40px;
}

h1.name {
  font-size: 42px;
  font-weight: 700;
  margin-top: 15px;
  margin-bottom: 5px;
}

.subtitle {
  font-size: 16px;
  color: #555;
  margin: -5px 0 30px 0;
}

.right h2 {
  font-size: 20px;
  font-weight: bold;
  margin-top: 30px;
  margin-bottom: 10px;
}

.right p {
  margin-bottom: 12px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
}

.titleblock {
  font-size: 15px;
  line-height: 1.4;
  margin-bottom: 10px;
}

.icons {
  margin-top: 15px;
  font-size: 20px;
}

.icons a {
  margin: 0 6px;
  text-decoration: none;
  color: #000;
}

.icons a:hover {
  color: #3B739E;
}

/* ---------- Announcements ---------- */

.announcement {
  font-size: 18px;
  font-weight: bold;
  text-align: center;
  margin: 40px 0;
  color: #000000; /* force black text; only links are blue */
}

.old-content {
  display: none;
}

/* ---------- Schedule and archive sessions ---------- */

details.season {
  margin-bottom: 25px;
}

details.season summary {
  font-size: 24px;
  font-weight: 800;
  color: #3B739E;
  cursor: pointer;
  padding: 10px 0;
  user-select: none;
}

details.season summary:hover {
  opacity: 0.7;
}

details.season .session-count {
  font-size: 15px;
  font-weight: normal;
  color: #666666;
}

.session {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  background-color: #f8f9fa;
  border-left: 4px solid #3B739E; /* match menu highlight */
  border-radius: 6px;
  padding: 18px 20px;
  margin: 0 0 14px 0;
  transition: box-shadow 0.15s ease;
}

.session:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.date {
  width: 30%;
  font-weight: bold;
  font-size: 16px;
  color: #000000;
}

.info {
  width: 65%;
  font-size: 16px;
  color: #000000;
}

.info h2 {
  font-size: 18px;
  margin: 0 0 5px 0;
  font-weight: bold;
}

.info em {
  font-style: italic;
  display: block;
  margin: 5px 0;
}

.info p {
  margin: 5px 0;
  text-align: left;
}

.format {
  font-size: 12px;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: #3B739E;
  margin: 0 0 6px 0;
}

.discussant {
  color: #555;
}

/* ---------- Organizers ---------- */

.organizer-container {
  max-width: 1000px;
  margin: 60px auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.organizer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.organizer.reverse {
  flex-direction: row-reverse;
}

.organizer img {
  width: 180px;
  height: 220px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
}

.organizer-info {
  max-width: 500px;
}

.organizer-info h2 {
  font-size: 22px;
  margin: 0 0 2px 0;
  font-weight: bold;
}

.organizer-info p {
  margin: 1px 0;
}

.organizer-info a {
  font-weight: bold;
  color: black;
  text-decoration: none;
  display: inline-block;
  margin-top: 2px;
}

.organizer-info a:hover {
  text-decoration: underline;
  opacity: 1;
}

/* ---------- Subscribe form ---------- */

form {
  background-color: #f9f9f9;
  padding: 30px;
  border: 1px solid #ccc;
}

label {
  display: block;
  font-weight: bold;
  margin-bottom: 10px;
}

input[type="email"] {
  width: 100%;
  padding: 10px;
  font-size: 16px;
  border: none;
  border-bottom: 2px solid #000;
  margin-bottom: 20px;
  box-sizing: border-box;
}

.checkbox-label {
  display: flex;
  align-items: center;
  margin-top: 10px;
  font-size: 16px;
}

input[type="checkbox"] {
  margin-right: 10px;
}

button {
  margin-top: 20px;
  padding: 10px 25px;
  font-size: 16px;
  border: 1px solid #000;
  background-color: white;
  cursor: pointer;
}

button:hover {
  background-color: #f0f0f0;
}

/* ---------- Footer ---------- */

footer {
  text-align: center;
  font-size: 11px;
  margin-top: 40px;
  padding-bottom: 30px;
  color: #999;
}

/* ---------- Mobile ---------- */

@media (max-width: 600px) {
  nav {
    font-size: 14px;
  }

  nav a {
    margin: 5px 10px;
  }

  .container {
    flex-direction: column;
    align-items: center;
    margin: 20px auto;
    padding: 0 15px;
  }

  .left,
  .right {
    width: 100%;
    padding: 0;
    margin: 20px 0;
    text-align: left;
  }

  h1 {
    font-size: 24px;
  }

  h1.name {
    font-size: 28px;
  }

  .right p {
    font-size: 15px;
  }

  details.season summary {
    font-size: 20px;
  }

  .session {
    flex-direction: column;
  }

  .date,
  .info {
    width: 100%;
  }

  .date {
    margin-bottom: 10px;
  }
}

@media (max-width: 700px) {
  .organizer,
  .organizer.reverse {
    flex-direction: column !important;
    text-align: center;
  }

  .organizer-info {
    max-width: 100%;
  }

  .organizer img {
    width: 150px;
    height: 200px;
  }
}