body {
  margin: 0;
  font-family: Arial, sans-serif;

  background: linear-gradient(180deg,
      #1C4D8D 0%,
      #2F6EB5 35%,
      #8EA9C9 70%,
      #E5E9F0 100%);

  min-height: 100vh;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
}

/* ---------------- HEADER BLUE BAR ---------------- */
.top-bar {
  background: #1C4D8D;
  color: #C2E4F2;
  display: flex;
  align-items: center;
  padding: 20px 40px;
  gap: 20px;
  padding-bottom: 40px;
}

.logo {
  height: 65px;
}

.title-box {
  flex-grow: 1;
}

.title {
  font-size: 20px;
  font-weight: bold;
  line-height: 1.3;
}

.subtitle {
  font-size: 13px;
  color: #FF8246;
}

/* ---------- Language Switch ---------- */
.right-tools {
  display: flex;
  align-items: center;
  gap: 5px;
}



.search-icon {
  font-size: 22px;
  cursor: pointer;
}

.search-box input {
  width: 170px;
  padding: 8px 12px;
  border-radius: 6px;
  border: 2px solid #FFFEEB;
  background: #FFFEEB;
  outline: none;
  font-size: 14px;
}

/* ---------- HAMBURGER (Mobile Only) ---------- */
.hamburger {
  font-size: 26px;
  cursor: pointer;
  display: none;
  color: white;
}

header {
  position: sticky;
  top: 0;
  z-index: 9999;

}

/* ---------------- MENU BAR ---------------- */
.menu {
  background: #C2E4F2;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 40px;
  font-size: 16px;
  font-weight: 550;

  width: 85%;
  margin: 0 auto;
  padding: 20px 20px;
  border-radius: 25px;

  margin-top: -30px;
  position: relative;
  z-index: 10;
}

.menu a,
.menu .dropdown {
  text-decoration: none;
  color: #1C4D8D;
  cursor: pointer;
}

.menu a:hover,
.menu .dropdown:hover {
  background-color: rgba(28, 77, 141, 0.1);
}


.menu .active {
  border-bottom: 3px solid #1C4D8D;
  padding-bottom: 0px;
  line-height: 1;
  display: inline-block;
}

/* ---------------- SIDE MENU ---------------- */

.side-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  height: 100vh;
  background: linear-gradient(180deg, #1C4D8D, #081F3F);
  color: white;
  padding: 40px 25px;
  transition: 0.4s ease;
  z-index: 10000;

  display: flex;
  flex-direction: column;
}

.side-menu.show {
  right: 0;
}


.menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.menu-header input {
  width: 80%;
  padding: 10px 15px;
  border-radius: 25px;
  border: none;
  outline: none;
}

.close-btn {
  font-size: 22px;
  cursor: pointer;
}

.menu-links {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.menu-links a {
  text-decoration: none;
  color: white;
  font-size: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 10px;
}

.menu-footer {
  margin-top: auto;
  color: #FF8246;
  font-size: 14px;
  margin-bottom: 90px;
}

/* Active สำหรับ mobile menu */
.menu-links a {
  text-decoration: none;
  color: white;
  font-size: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  padding-bottom: 10px;
  display: block;
}

/* เส้นใต้ตอนกด */
.menu-links a:focus,
.menu-links a:active {
  border-bottom: 3px solid #FF8246;
}

/* ---------------- RESPONSIVE ---------------- */

/* ---------------- RESPONSIVE ---------------- */

@media(max-width: 650px) {

  /* แสดง hamburger */
  .hamburger {
    display: block;
  }

  /* ซ่อน navbar */
  .menu {
    display: none;
  }

  /*  ซ่อน search box ตอนจอเล็ก */
  .search-box {
    display: none;
  }

  /* ปรับ padding */
  .top-bar {
    padding: 15px 20px;
  }

}

@media(min-width: 650px) {

  /* ซ่อน hamburger */
  .hamburger {
    display: none;
  }

  /* -------- SEARCH BOX -------- */

  .search-box {
    display: flex;
    align-items: center;
    background: #FFFEEB;
    border-radius: 25px;
    padding: 5px 12px;
    gap: 8px;
  }

  .search-box input {
    border: none;
    outline: none;
    background: transparent;
    font-size: 14px;
    width: 140px;
  }

  .search-box input::placeholder {
    color: #555;
  }

  /* ── DROPDOWN ── */
  .dropdown-wrap {
    position: relative;
  }

  .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    min-width: 160px;
    z-index: 999;
    overflow: hidden;
  }

  .dropdown-menu a {
    display: block;
    padding: 12px 20px;
    color: #1C4D8D;
    font-size: 14px;
    border-bottom: 1px solid #eee;
    text-decoration: none;
  }

  .dropdown-menu a:last-child {
    border-bottom: none;
  }

  .dropdown-menu a:hover {
    background: #f0f6ff;
  }

  .dropdown-wrap:hover .dropdown-menu {
    display: block;
  }
}

.card-section {
  display: flex;
  justify-content: center;
  gap: 40px;
  padding: 60px 5%;
}

.card {
  width: 300px;
  height: 200px;
  background: url("https://images.unsplash.com/photo-1550751827-4bd374c3f58b");
  background-size: cover;
  background-position: center;
  border-radius: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 32px;
  font-weight: bold;
  color: white;
}

/* RESPONSIVE */
@media (max-width:1024px) {
  .card-section {
    flex-wrap: wrap;
  }

  .navbar {
    width: 90%;
  }
}

@media (max-width:768px) {
  .top-bar {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }

  .navbar {
    flex-direction: column;
    gap: 10px;
    border-radius: 20px;
  }

  .card-section {
    flex-direction: column;
    align-items: center;
  }

  .card {
    width: 90%;
  }
}

/* DETAIL SECTION */
.detail-section {
  padding: 80px 5%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  /* Align the card to the right */
}

/* การ์ดแบบ Figma */
.detail-card {
  width: 480px;
  max-width: 95%;
  padding: 45px;
  border-radius: 25px;
  color: white;
  text-align: left;
  /* Align text inside card to the right */

  /* ฟ้า overlay แบบในภาพ */
  background:
    linear-gradient(rgba(30, 64, 175, 0.75),
      rgba(37, 99, 235, 0.75)),
    url("https://images.unsplash.com/photo-1518770660439-4636190af475");

  background-size: cover;
  background-position: center;

  /* เงานุ่ม ๆ */
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);

  backdrop-filter: blur(3px);
}

/* หัวข้อ */
.detail-card h2 {
  text-align: center;
  margin-bottom: 35px;
  font-size: 22px;
  letter-spacing: 1px;
}

/* เนื้อหา */
.detail-card p {
  margin-bottom: 14px;
  line-height: 1.7;
  font-size: 15px;
}

.detail-card .title {
  font-weight: bold;
  margin-top: 20px;
  color: #c7d2fe;
}

/* ปุ่ม */
.btn-wrapper {
  margin-top: 35px;
  display: flex;
  justify-content: center;
  /* Align button to the right */
  width: 100%;
  max-width: 480px;
}

.more-btn {
  padding: 15px 32px;
  border: none;
  border-radius: 40px;
  background: linear-gradient(90deg, #1e3a8a, #2563eb);
  color: white;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.5);
  transition: 0.3s;
}

.more-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(37, 99, 235, 0.7);
}

/* RESPONSIVE */
@media (max-width:768px) {
  .detail-section {
    align-items: center;
    /* Center on mobile for better UX */
  }

  .detail-card {
    padding: 30px;
    text-align: center;
    /* Center text on mobile */
  }

  .detail-card h2 {
    text-align: center;
  }

  .btn-wrapper {
    justify-content: center;
    /* Center button on mobile */
  }
}

/* เอฟเฟกต์ลอยนุ่ม ๆ */
.card {
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

/* hover ลอยขึ้น */
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.35);
}

/* แสงวิ่งผ่านการ์ด */
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(120deg,
      transparent,
      rgba(255, 255, 255, 0.4),
      transparent);
  transition: 0.6s;
}

.card:hover::before {
  left: 100%;
}

/* ================= PORTFOLIO BANNER ================= */

.banner {
  height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
}

.portfolio-banner {
  background: url("https://images.unsplash.com/photo-1518770660439-4636190af475") center/cover;
  position: relative;
}

.portfolio-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.portfolio-banner h1,
.portfolio-banner p {
  position: relative;
  z-index: 2;
}

/* ================= PORTFOLIO SECTION ================= */

.portfolio-section {
  margin: 100px auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  position: relative;
}

/* การ์ด */
.portfolio-card {
  width: 500px;
  max-width: 100%;
  padding: 45px;
  border-radius: 30px;
  background: linear-gradient(135deg, #3b82f6, #1e3a8a);
  color: white;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
  transition: 0.4s ease;
}

.portfolio-card:hover {
  transform: translateY(-8px);
}

.portfolio-card ul {
  margin-left: 20px;
  line-height: 1.6;
}

/* หัวข้อย่อย */
.portfolio-card .title {
  font-weight: bold;
  margin-top: 20px;
  color: #dbeafe;
}

/* ปุ่มเลื่อน */
.nav-btn {
  background: white;
  border: none;
  font-size: 26px;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.25);
  transition: 0.3s;
}

.nav-btn:hover {
  transform: scale(1.1);
}

/* Dots */
.dots {
  position: absolute;
  bottom: -40px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  width: 100%;
  z-index: 10;
}

.dots span {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin: 0 6px;
  border-radius: 50%;
  background: #ccc;
  cursor: pointer;
  transition: transform 0.3s ease, background-color 0.3s ease;
  pointer-events: auto;
}

.dots span.active {
  background: #1e3a8a;
  transform: scale(1.5);
}

.dots span:hover {
  transform: scale(1.3);
}

/* ================= RESPONSIVE ================= */

@media(max-width:768px) {
  .portfolio-section {
    flex-direction: column;
  }

  .nav-btn {
    order: 2;
  }
}

/* ================= Quota BANNER ================= */

.banner {
  height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
}

.quota-banner {
  background: url("https://images.unsplash.com/photo-1518770660439-4636190af475") center/cover;
  position: relative;
}

.quota-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.quota-banner h1,
.quota-banner p {
  position: relative;
  z-index: 2;
}

/* ================= QUOTA SECTION ================= */

.quota-section {
  margin: 60px auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  position: relative;
}

/* การ์ด */
.quota-card {
  width: 500px;
  max-width: 95%;
  padding: 45px;
  border-radius: 30px;
  background: linear-gradient(135deg, #3b82f6, #1e3a8a);
  color: white;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
  transition: 0.4s;
}

.quota-card:hover {
  transform: translateY(-8px);
}

.quota-card ul {
  margin-left: 20px;
  line-height: 1.6;
}

/* หัวข้อย่อย */
.quota-card .title {
  font-weight: bold;
  margin-top: 20px;
  color: #dbeafe;
}

/* ปุ่มเลื่อน */
.nav-btn {
  background: white;
  border: none;
  font-size: 26px;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.25);
  transition: 0.3s;
}

.nav-btn:hover {
  transform: scale(1.1);
}

/* Dots */
.dots {
  position: absolute;
  bottom: -40px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  width: 100%;
  z-index: 10;
}

.dots span {
  display: inline-block;
  width: 12px;
  height: 12px;
  margin: 0 6px;
  border-radius: 50%;
  background: #ccc;
  cursor: pointer;
  transition: transform 0.3s ease, background-color 0.3s ease;
  pointer-events: auto;
}

.dots span.active {
  background: #1e3a8a;
  transform: scale(1.5);
}

.dots span:hover {
  transform: scale(1.3);
}

/* ================= RESPONSIVE ================= */

@media(max-width:768px) {
  .quota-section {
    flex-direction: column;
  }

  .nav-btn {
    order: 2;
  }
}

/* ================= Admission BANNER ================= */

.banner {
  height: 250px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
}

.admission-banner {
  background: url("https://images.unsplash.com/photo-1518770660439-4636190af475") center/cover;
  position: relative;
}

.admission-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
}

.admission-banner h1,
.admission-banner p {
  position: relative;
  z-index: 2;
}

/* ================= QUOTA SECTION ================= */

.admission-section {
  margin: 60px auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 30px;
  position: relative;
}

/* การ์ด */
.admission-card {
  width: 500px;
  max-width: 95%;
  padding: 45px;
  border-radius: 30px;
  background: linear-gradient(135deg, #3b82f6, #1e3a8a);
  color: white;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
  transition: 0.4s;
}

.admission-card:hover {
  transform: translateY(-8px);
}

.admission-card ul {
  margin-left: 20px;
  line-height: 1.6;
}

/* หัวข้อย่อย */
.admission-card .title {
  font-weight: bold;
  margin-top: 20px;
  color: #dbeafe;
}

/* ================= RESPONSIVE ================= */

@media(max-width:768px) {
  .quota-section {
    flex-direction: column;
  }

  .nav-btn {
    order: 2;
  }
}

/* ================= SCORE BAR (ADMISSION) ================= */

.score-section {
  margin-top: 25px;
}

.score-item {
  margin-bottom: 18px;
}

.score-label {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  margin-bottom: 6px;
  color: #e0f2fe;
}

.score-bar {
  width: 100%;
  height: 12px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 20px;
  overflow: hidden;
}

/* แทบเปอร์เซ็นต์ */
.score-fill {
  height: 100%;
  width: 0;
  border-radius: 20px;
  background: linear-gradient(90deg, #00e0ff, #00ffb3);
  animation: fillBar 1.5s ease-out forwards;
}

/* Animation วิ่งตามค่า --width */
@keyframes fillBar {
  to {
    width: var(--width);
  }
}