.class-button {
  border: 1px solid color-mix(in srgb, var(--accent-color), transparent 50%)!important;
  transition: transform 200ms ease;
}
.class-button:hover {
  border: 1px solid var(--orange-color)!important;
  transform: scale(1.02);
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.hero {
  width: 100%;
  position: relative;
  align-items: center;
  overflow: hidden;
}

.hero .hero-bg img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.hero .hero-bg.limited img {
  position: absolute; /* ไม่ต้อง absolute */
  width: 100%;
  max-width: 1320px;
  height: 100%; /* ให้สัดส่วนไม่เพี้ยน */
  margin: 0 auto;
  display: block;
}

.hero .hero-bg::before {
  content: "";
  background: color-mix(in srgb, var(--background-color), transparent 15%);
  position: absolute;
  inset: 0;
  z-index: 2;
}

.hero .container {
  position: relative;
  z-index: 3;
}

/*--------------------------------------------------------------
# Steps List
--------------------------------------------------------------*/
.work-process .steps-content {
  padding-right: 30px;
  margin-bottom: 40px;
}

@media (max-width: 992px) {
  .work-process .steps-content {
    padding-right: 0;
  }
}

.work-process .steps-content h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--heading-color);
}

@media (max-width: 768px) {
  .work-process .steps-content h2 {
    font-size: 2rem;
  }
}

.work-process .steps-content .lead {
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  color: var(--default-color);
}

.work-process .steps-content p {
  margin-bottom: 2rem;
  color: var(--default-color);
}

.work-process .steps-content .steps-cta {
  display: flex;
  gap: 15px;
}

@media (max-width: 576px) {
  .work-process .steps-content .steps-cta {
    flex-direction: column;
  }
}

.work-process .steps-content .steps-cta .btn {
  padding: 12px 30px;
  font-weight: 600;
  border-radius: 5px;
  transition: all 0.3s ease;
}

.work-process .steps-content .steps-cta .btn-primary {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: var(--contrast-color);
}

.work-process .steps-content .steps-cta .btn-primary:hover {
  background-color: color-mix(in srgb, var(--accent-color), #000 10%);
  border-color: color-mix(in srgb, var(--accent-color), #000 10%);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.work-process .steps-content .steps-cta .btn-outline {
  background-color: transparent;
  border: 2px solid var(--accent-color);
  color: var(--accent-color);
}

.work-process .steps-content .steps-cta .btn-outline:hover {
  background-color: var(--accent-color);
  color: var(--contrast-color);
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.work-process .steps-list {
  position: relative;
}

.work-process .steps-list::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 25px;
  width: 2px;
  background-color: #DBF2FA;
}

@media (max-width: 576px) {
  .work-process .steps-list::before {
    left: 20px;
  }
}

.work-process .steps-list .step-item {
  display: flex;
  margin-bottom: 30px;
  position: relative;
}

.work-process .steps-list .step-item:last-child {
  margin-bottom: 0;
}

.work-process .steps-list .step-item:hover .step-number {
  background-color: var(--accent-color);
  color: var(--contrast-color);
  transform: scale(1.1);
}

.work-process .steps-list .step-item .step-number {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #DBF2FA;
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 700;
  margin-right: 20px;
  z-index: 1;
  transition: all 0.3s ease;
}

@media (max-width: 576px) {
  .work-process .steps-list .step-item .step-number {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

.work-process .steps-list .step-item .step-content {
  padding-top: 5px;
}

.work-process .steps-list .step-item .step-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--heading-color);
}

@media (max-width: 576px) {
  .work-process .steps-list .step-item .step-content h3 {
    font-size: 1.1rem;
  }
}

.work-process .steps-list .step-item .step-content p {
  font-size: 1.1rem;
  color: var(--default-color);
  margin-bottom: 0;
}
/*--------------------------------------------------------------
# Portfolio Section
--------------------------------------------------------------*/

.portfolio .portfolio-card {
  background: var(--surface-color);
  transition: all 0.4s ease-out;
  overflow: hidden;
}

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

.portfolio .portfolio-card:hover .image-container img {
  transform: scale(1.05);
}

.portfolio .portfolio-card:hover .overlay-picture {
  opacity: 1;
  visibility: visible;
}

.portfolio .portfolio-card:hover .content h3 {
  color: var(--orange-color);
}

.portfolio .image-container {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  border-radius: 8px;
}

.portfolio .image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease-out;
}

.portfolio .image-container .overlay-picture {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: color-mix(in srgb, var(--accent-color), transparent 60%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease-out;
  backdrop-filter: blur(2px);
}

.portfolio .image-container .overlay-content-picture {
  display: flex;
  gap: 20px;
  transform: translateY(20px);
  transition: transform 0.4s ease-out 0.1s;
}

.portfolio-card:hover .portfolio .image-container .overlay-content-picture {
  transform: translateY(0);
}

.portfolio .image-container .overlay-content-picture a {
  width: 50px;
  height: 50px;
  background: var(--contrast-color);
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
  font-size: 18px;
}

.portfolio .image-container .overlay-content-picture a:hover {
  background: var(--accent-color);
  color: var(--contrast-color);
  transform: scale(1.1);
}

.portfolio .content {
  padding: 30px 0;
  text-align: center;
}

.portfolio .content h3 {
  font-size: 20px;
  font-weight: 400;
  margin-bottom: 8px;
  transition: color 0.3s ease;
  letter-spacing: 0.5px;
}

.portfolio .content p {
  color: color-mix(in srgb, var(--default-color), transparent 40%);
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
  letter-spacing: 0.3px;
}




.course-card {
  transition: all 0.3s ease-in-out;
  border: 1px solid #FFF;
}


.course-card:hover {
  border: 1px solid color-mix(in srgb, var(--accent-color), transparent 90%);
}

.course-card:hover .icon-box {
  background-color: var(--accent-color);
  color: var(--contrast-color);
}

.course-card .icon-box {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: color-mix(in srgb, var(--accent-color), transparent 90%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--accent-color);
  transition: all 0.3s ease-in-out;
}



.success-stories .story-item {
  text-align: center;
  transition: all 0.3s ease;
}

.success-stories .story-item:hover {
  transform: translateY(-10px);
}

.success-stories .story-item:hover .story-image img {
  transform: scale(1.05);
}

.success-stories .story-item .story-image {
  position: relative;
  margin-bottom: 2rem;
  overflow: hidden;
  border-radius: 50%;
  width: 180px;
  height: 180px;
  margin-left: auto;
  margin-right: auto;
}

.success-stories .story-item .story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.success-stories .story-item .story-content h4 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.success-stories .story-item .story-content .story-role {
  display: block;
  color: var(--accent-color);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.success-stories .story-item .story-content p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.success-stories .story-item .story-content p {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.success-stories .story-item .story-content a:hover {
  color: var(--orange-color);
}




.events-list .event-card {
  display: flex;
  gap: 1.5rem;
  padding: 2rem 0;
  transition: all 0.3s ease;
}

.events-list .event-card:hover .event-date {
  background-color: var(--accent-color);
  color: var(--contrast-color);
}

.events-list .event-card .event-date {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  background-color: color-mix(in srgb, var(--default-color), transparent 95%);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.events-list .event-card .event-date .month {
  font-size: 1rem;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 1px;
}

.events-list .event-card .event-date .day {
  font-size: 1.8rem;
  font-weight: 300;
  line-height: 1;
}

.events-list .event-card .event-details {
  flex: 1;
}

.events-list .event-card .event-details h4 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.events-list .event-card .event-details .event-meta {
  display: flex;
  gap: 2rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  color: color-mix(in srgb, var(--default-color), transparent 40%);
}

.events-list .event-card .event-details p {
  line-height: 1.7;
  margin-bottom: 1rem;
}


.event-banner {
  padding: 25px 0;
}

.event-banner .event-date {
  background-color: var(--accent-color);
  color: var(--contrast-color);
  text-align: center;
  border-radius: 8px;
  padding: 10px;
  display: flex;
  flex-direction: column;
}

.event-banner .event-date .month {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
}

.event-banner .event-date .day {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
}

.event-banner h3 {
  font-size: 1.5rem;
  margin-bottom: 8px;
  font-weight: 700;
}

.event-banner p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

.event-banner .btn-register {
  background-color: var(--accent-color);
  color: var(--contrast-color);
  padding: 10px 20px;
  border-radius: 50px;
  font-weight: 600;
  display: inline-block;
  text-align: center;
  transition: all 0.3s ease;
}

.event-banner .btn-register:hover {
  background-color: color-mix(in srgb, var(--accent-color), transparent 20%);
  transform: translateY(-3px);
}

@media (max-width: 768px) {
  .event-banner .btn-register {
    margin-top: 15px;
    width: 100%;
  }
}

@media (max-width: 768px) {
  .event-banner {
    text-align: center;
  }

  .event-banner .event-date {
    margin: 0 auto 15px;
    max-width: 100px;
  }
}

/* Welcome card — project/register index */
.register-welcome-card {
  background: #FFFFFF;
  border: 1px solid #EAEAEA;
  border-radius: 1rem;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.register-card-logo {
  width: 90px;
  height: 90px;
  object-fit: contain;
}

/* Reserve status — project/register index */
.reserve-label {
  font-size: 1rem;
  color: #666;
}

.reserve-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 2rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: #B45309;
  background: linear-gradient(180deg, #FFF4C2 0%, #FFE58F 100%);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.15);
}

.reserve-badge i {
  font-size: 1.35rem;
}

.reserve-message {
  font-size: 1rem;
  color: #444;
  line-height: 1.7;
}

.reserve-note {
  font-size: 0.9rem;
  color: #888;
}

.reserve-note i {
  margin-right: 0.2rem;
}

.register-add-school-link {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.4rem 0.9rem;
  font-size: 0.9rem;
  color: #0d6efd;
  text-decoration: none;
  border-radius: 999px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.register-add-school-link:hover {
  background-color: rgba(13, 110, 253, 0.08);
  color: #0a58ca;
}

.register-add-school-link .bi-chevron-right {
  font-size: 0.75rem;
}

.register-footer-note {
  font-size: 0.9rem;
  color: #666;
}

.register-footer-note i {
  margin-right: 0.25rem;
}

/* Quota inset — inside welcome card */
.quota-inset {
  background: linear-gradient(180deg, #FFF4E0 0%, #FFFBF2 100%);
  border: 1px solid rgba(245, 123, 35, 0.12);
  border-radius: 0.75rem;
  padding: 1rem;
}

.quota-inset.quota-full {
  background: linear-gradient(180deg, #FDEAEA 0%, #FFF5F5 100%);
  border-color: rgba(220, 53, 69, 0.2);
}

.quota-inset-header {
  color: var(--orange-color);
  font-weight: 600;
  font-size: 1rem;
}

.quota-inset-header i {
  margin-right: 0.3rem;
}

.quota-inset-stat {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.quota-stat-item {
  flex: 1;
}

.quota-stat-label {
  font-size: 0.85rem;
  color: #888;
}

.quota-stat-number {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.2;
}

.quota-stat-divider {
  width: 1px;
  height: 40px;
  background-color: rgba(0, 0, 0, 0.1);
}

.quota-progress {
  background-color: #F0F0F0;
  border-radius: 999px;
  height: 8px;
  overflow: hidden;
}

.quota-progress-bar {
  height: 100%;
  background-color: var(--orange-color);
  border-radius: 999px;
  transition: width 1.2s ease;
}

.quota-progress-bar.bg-danger {
  background-color: #dc3545 !important;
}

.quota-progress-label {
  font-size: 0.8rem;
  color: #666;
}

@media (max-width: 575px) {
  .register-welcome-card {
    padding: 1rem !important;
  }
  .quota-inset-stat {
    flex-direction: column;
    gap: 0.5rem;
  }
  .quota-stat-divider {
    display: none;
  }
}

/*--------------------------------------------------------------
# Page Navigation Buttons (รายชื่อโรงเรียน <-> รายจังหวัด)
--------------------------------------------------------------*/
.school-nav-btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.school-nav-btn {
  border: 1px solid #dee2e6;
  background: #fff;
  color: var(--accent-color);
  border-radius: 999px;
  padding: 0.5rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.3;
  text-decoration: none;
  transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, color 0.15s ease-in-out;
}

.school-nav-btn:hover {
  background-color: #f8f9fa;
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.school-nav-btn.active,
.school-nav-btn.active:hover {
  background-color: var(--accent-color);
  border-color: var(--accent-color);
  color: #fff;
}

@media (max-width: 575px) {
  .school-nav-btn {
    padding: 0.4rem 1.1rem;
    font-size: 0.875rem;
  }
}