/* style.css (แก้ไขแล้ว) */

/* --- General Setup --- */
body {
  margin: 0;
  font-family: 'Kanit', sans-serif;
  background-color: #E0F7FA;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  text-align: center;
  padding: 2rem;
  max-width: 900px;
  width: 100%;
  box-sizing: border-box;
}

.main-title {
  color: #0D47A1;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
}

.subtitle {
  color: #0D47A1;
  opacity: 0.9;
  font-size: 1.1rem;
  margin-top: -1.5rem;
  margin-bottom: 3rem;
}

/* --- Page: index.html --- */
.worlds-container {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.world-card {
  background-color: white;
  border-radius: 20px;
  padding: 1.5rem;
  width: 220px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.world-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.world-card img {
  width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid #FFAB40;
  margin-bottom: 1rem;
}

.world-card h2 {
  color: #0D47A1;
  font-size: 1.5rem;
  margin: 0;
}

.footer-link {
  margin-top: 3rem;
  font-size: 0.9rem;
}

.footer-link a {
  color: #0D47A1;
  text-decoration: none;
}

.footer-link a:hover {
  text-decoration: underline;
}

footer {
  width: 100%;
  text-align: center;
  padding: 1rem 0;
  margin-top: auto;
  color: #0D47A1;
  opacity: 0.8;
  font-size: 0.9rem;
}

/* --- Page: m-ton.html --- */
.cescom-container {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cescom-card {
  background-color: white;
  border-radius: 20px;
  width: 180px;
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  border-bottom: 5px solid transparent;
  cursor: pointer;
  transition: all 0.3s;
}

.cescom-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.cescom-icon {
  font-size: 3.5rem;
  line-height: 1;
}

.cescom-card h2 {
  color: #0D47A1;
  margin: 0.5rem 0 0.2rem 0;
}

.cescom-card p {
  color: #546E7A;
  margin: 0;
}

.cescom-card.creator { border-color: #FFAB40; }
.cescom-card.explorer { border-color: #66BB6A; }
.cescom-card.strategist { border-color: #42A5F5; }
.cescom-card.communicator { border-color: #EC407A; }
.cescom-card.maker { border-color: #78909C; }

/* --- Page: category-detail.html --- */
.content-area {
  background-color: white;
  padding: 2rem;
  border-radius: 15px;
  text-align: left;
  min-height: 200px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.back-button {
  display: inline-block;
  margin-top: 2rem;
  padding: 0.5rem 1rem;
  background-color: #78909C;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  transition: background-color 0.3s;
}

.back-button:hover {
  background-color: #546E7A;
}

.content-area h3 {
  color: #0D47A1;
  border-bottom: 2px solid #FFAB40;
  padding-bottom: 0.5rem;
  margin-top: 1.5rem;
}

.content-area ul {
  list-style: none;
  padding-left: 0;
}

.content-area li {
  background-color: #F4F6F7;
  padding: 0.8rem;
  border-radius: 8px;
  margin-bottom: 0.5rem;
  color: #546E7A;
}

/* --- Chatbot Styles --- */
#chat-fab {
  position: fixed;
  bottom: 25px;
  right: 25px;
  width: 60px;
  height: 60px;
  background-color: #FFAB40;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2rem;
  color: white;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: transform 0.3s;
  z-index: 1000;
}

#chat-fab:hover {
  transform: scale(1.1);
}

#chat-window {
  position: fixed;
  bottom: 100px;
  right: 25px;
  width: 350px;
  height: 500px;
  background-color: white;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: all 0.3s ease-in-out;
  transform-origin: bottom right;
  z-index: 1000;
}

#chat-window.hidden {
  transform: scale(0);
  opacity: 0;
}

.chat-header {
  background-color: #0D47A1;
  color: white;
  padding: 0.5rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.chat-header h3 {
  margin: 0;
  font-size: 1.1rem;
}

#close-chat-btn {
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
}

.chat-messages {
  flex-grow: 1;
  padding: 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.message {
  max-width: 80%;
  padding: 0.5rem 1rem;
  border-radius: 18px;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.ai-message {
  background-color: #F1F3F4;
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.user-message {
  background-color: #E0F7FA;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-input-form {
  display: flex;
  border-top: 1px solid #ddd;
  padding: 0.5rem;
}

#chat-input {
  flex-grow: 1;
  border: none;
  padding: 0.8rem;
  font-size: 1rem;
  font-family: 'Kanit', sans-serif;
}

#chat-input:focus {
  outline: none;
}

.chat-input-form button {
  background-color: #0D47A1;
  color: white;
  border: none;
  border-radius: 8px;
  padding: 0 1rem;
  cursor: pointer;
  font-family: 'Kanit', sans-serif;
}

/* ===== สไตล์สำหรับหน้า Lesson และลิงก์อาชีพ ===== */
.career-link {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
}

.career-link:hover {
    transform: scale(1.03);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.career-link p {
    margin: 0.2rem 0 0 0;
    font-size: 0.9rem;
}

/* ===== สไตล์สำหรับลิงก์วิชา ===== */
.subject-link {
    display: block;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
}

.subject-link:hover {
    transform: scale(1.03);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* ===== สไตล์สำหรับหน้า lesson.html และ subject.html ===== */
.lesson-list {
    text-align: left;
}

.mission-card {
    background-color: #ffffff;
    border-left: 5px solid #FFAB40;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}

.mission-card h3 {
    color: #0D47A1;
    margin: 0 0 0.5rem 0;
}

.mission-card p {
    margin: 0;
    line-height: 1.6;
}