/* =========================
   RESET + BASE
========================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --primary: #0f766e;
  --primary-dark: #0b5d57;
  --secondary: #164e63;
  --accent: #f59e0b;

  --text: #1f2937;
  --text-soft: #6b7280;
  --text-light: #9ca3af;

  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --bg-muted: #f1f5f9;
  --border: #e5e7eb;

  --container: 1200px;
  --container-narrow: 900px;
  --nav-height: 78px;

  --shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-medium: 0 10px 30px rgba(15, 23, 42, 0.08);
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans Thai", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

img {
  display: block;
  max-width: 100%;
}

a {
  text-decoration: none;
  color: inherit;
}

button,
input,
textarea,
select {
  font: inherit;
}

.container {
  width: min(100% - 32px, var(--container));
  margin-inline: auto;
}

/* =========================
   NAVBAR / HEADER
========================= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 24px;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.nav-left {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.nav-left:hover {
  opacity: 0.95;
}

.nav-left > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
  line-height: 1.2;
}

.logo {
  width: 52px;
  height: 52px;
  object-fit: cover;
  flex-shrink: 0;
}

.nav-left h1 {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.1;
  font-weight: 700;
  color: navy;
}

.nav-left p {
  margin: 4px 0 0;
  font-size: 0.86rem;
  color: coral;
  line-height: 1.2;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-right a {
  position: relative;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text);
  padding: 6px 0;
  transition: color var(--transition);
}

.nav-right a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.nav-right a:hover {
  color: var(--primary);
    font-weight: 700;
}

.nav-right a:hover::after,
.nav-right a.active::after {
  width: 100%;
}

.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  user-select: none;
  flex-shrink: 0;
}

/* =========================
   HERO SLIDER - NETFLIX STYLE
========================= */
.hero {
  position: relative;
  width: 100%;
  min-height: 100%;
}

.slides {
  display: flex;
  width: auto;
  transition: transform 0.8s ease-in-out;
}

.slide {
  position: relative;
  flex: 0 0 100%;
  min-height: 100%;
  overflow: hidden;
}

.slide img {
  width: auto;
  object-fit: cover;
  object-position: center center;
  transform: scale(1.04);
}

/* ไล่เฉดแบบ Netflix */
.slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(0, 0, 0, 0.72) 0%, rgba(0, 0, 0, 0.35) 38%, rgba(0, 0, 0, 0.12) 65%, rgba(0, 0, 0, 0.28) 100%),
    linear-gradient(to top, rgba(0, 0, 0, 0.82) 0%, rgba(0, 0, 0, 0.18) 35%, rgba(0, 0, 0, 0.04) 60%, rgba(0, 0, 0, 0.22) 100%);
  z-index: 1;
}

/* responsive */
@media (max-width: 991px) {
  .hero,
  .slide {
    min-height: 100%;
  }

  .hero-content-overlay {
    width: min(100% - 24px, 1200px);
    padding-bottom: 42px;
  }

  .hero-content-overlay h2 {
    max-width: 520px;
  }
}

@media (max-width: 640px) {
  .hero,
  .slide {
    min-height: 100%;
    max-height: 520px;
  }

  .slide img {
    object-position: center center;
    transform: scale(1.02);
  }

  .hero-content-overlay {
    padding-bottom: 34px;
  }

  .hero-content-overlay h2 {
    font-size: 1.6rem;
    max-width: 90%;
  }

  .hero-content-overlay p {
    font-size: 0.94rem;
    max-width: 95%;
  }

  .hero-dots {
    bottom: 12px;
  }
}

/* =========================
   GLOBAL SECTIONS
========================= */
.section {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  padding: 56px 0 14px;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  font-family: Anuphan;
  color: navy;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 2rem);
  line-height: 1.2;
  color: var(--secondary);
}

.section-header a {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.98rem;
  transition: opacity var(--transition);
}

.section-header a:hover {
  opacity: 0.8;
}

/* =========================
   ARTICLES GRID / CARD
========================= */
.articles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  overflow: hidden;
  height: 100%;    
  border-radius: 8px;
}

.card:hover {
  border-color: #d1d5db;
  box-shadow: var(--shadow-soft);
}

.card .image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #e5e7eb;
}

.card .image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.card:hover .image img {
  transform: scale(1.08);
}

.card .meta,
.meta {
  margin: 14px 18px 0;
  font-size: 0.82rem;
  color: var(--text-soft);
  font-family: IBM Plex Sans Thai Looped;
}

.card h3 {
  margin: 10px 18px 0;
  font-size: 1.18rem;
  line-height: 1.35;
  font-weight: 700;
  color: #000;
}

.card p:last-child {
  margin: 10px 22px 22px;
  font-size: 0.96rem;
  color: #4b5563;
}

.card .read-more {
  margin: 0 18px 20px;
  margin-top: auto;
  display: flex;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  font-family: IBM Plex Sans Thai Looped;
}

/* =========================
   TOOLS / ACTIVITIES
========================= */
.tools {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-bottom: 30px;
}

.tools a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 92px;
  padding: 16px;
  text-align: center;
  font-weight: 600;
  border-radius: 15px;
  font-family: IBM Plex Sans Thai Looped;
  color: var(--secondary);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.tools a:hover {
  transform: translateY(-2px);
  border-color: #cbd5e1;
  box-shadow: var(--shadow-soft);
}

/* =========================
   PAGE HERO / INTERNAL PAGES
========================= */
.page-hero {
  background: linear-gradient(135deg, #ecfeff 0%, #f8fafc 100%);
  border-bottom: 1px solid var(--border);
}

.page-hero-inner {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  padding: 56px 0 46px;
}

.page-hero h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  color: var(--secondary);
}

.page-hero p {
  margin: 0;
  max-width: 760px;
  color: var(--text-soft);
  font-size: 1.02rem;
}

/* =========================
   META BADGE
========================= */
#meta {
  display: inline-flex;          /* ให้เป็นก้อนพอดีข้อความ */
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 999px;          /* ขอบมนแบบ pill */
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.2px;
}
.article-meta-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 auto 5px;
}
.article-date {
  margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-soft);
    text-align: center;
}

.meta-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, #38bdf8, #1e3a8a);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.2px;
  box-shadow: 0 4px 14px rgba(30, 58, 138, 0.2);
  text-align: center;
}

@media (max-width: 640px) {
  .article-meta-tags {
    gap: 8px;
  }

  .meta-tag {
    font-size: 0.8rem;
    padding: 0 12px;
    min-height: 36px;
  }
}
/* =========================
   ARTICLE HERO (รูปเต็มจอ)
========================= */
.article-hero {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.article-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
}

.hero-content {
  width: min(100% - 32px, 980px);
  margin: 25px auto 42px;
  color: navy;
  text-align: center;
}

.hero-content h1 {
  margin: 15px 0 15px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
}

.hero-content p {
  margin: 0;
  font-size: 0.95rem;
  opacity: 0.95;
}

.category-badge {
  display: inline-block;
  margin: 12px 22px 6px;
  padding: 6px 12px;

  font-size: 0.78rem;
  font-weight: 600;
  color: #fff;

  border-radius: 999px;

  background: linear-gradient(135deg, #2563eb, #1e3a8a);

  letter-spacing: 0.3px;
}
/* =========================
   ARTICLE CONTAINER
========================= */
.article-container {
  width: min(100% - 32px, 720px);
  margin: 50px auto 0;
    position: relative;
    text-align: center;
    z-index: 1;
}
.article-container h1 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);    
  margin-bottom: 5px;
  color: var(--secondary);
    text-align: center;
}
.article-container p#meta {
  margin-bottom: 30px;
  font-size: 0.9rem;
  color: var(--text-soft);
    text-align: center;
}

/* =========================
   ARTICLE CONTENT (สำคัญมาก)
========================= */
.article-content {
  font-family: "IBM Plex Sans Thai", sans-serif;
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--text);
  letter-spacing: 0.2px;
  word-break: break-word;
  overflow-wrap: break-word;
text-align: left;
}

/* ย่อหน้า */
.article-content p {
  margin: 0 0 1.2em;
font-family: IBM Plex Sans Thai Looped;
    text-align: left;
}

/* หัวข้อ */
.article-content h2 {
  margin-top: 0.8em;
  margin-bottom: 0.6em;
  font-size: 1.5rem;
  color: navy;
  text-align: left;
  font-family: IBM Plex Sans Thai;
}

.article-content h3 {
  margin-top: 1.4em;
  margin-bottom: 0.5em;
  font-size: 1.25rem;
  color: var(--secondary);
text-align: left;
}

/* list */
.article-content ul,
.article-content ol {
  padding-left: 1.4em;
  margin-bottom: 1.2em;
font-family: IBM Plex Sans Thai Looped;
text-align: left;

}

.article-content li {
  margin-bottom: 0.4em;
text-align: left;
}

/* รูปในบทความ */
.article-content img {
  width: 100%;
  height: auto;
  margin: 22px 0;
}

/* quote */
.article-content blockquote {
  margin: 1.5em 0;
  padding: 12px 16px;
  border-left: 4px solid var(--primary);
  background-color: transparent;
}


/* =========================
   RESPONSIVE
========================= */
@media (max-width: 900px) {
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .article-container {
    width: min(100% - 24px, 720px);
  }

  .hero-content {
    margin-bottom: 24px;
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .article-content {
    font-size: 1rem;
font-family: IBM Plex Sans Thai Looped;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .share {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
  }

  .share button {
    width: 100%;
    border-radius: 8px;
    cursor: pointer;
  }
}
/* =========================
   FILTER / SEARCH BAR
========================= */
.filter-bar {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  padding: 28px 0 8px;
  display: grid;
  grid-template-columns: 1.5fr 0.9fr 0.9fr;
  gap: 16px;
}

.filter-control {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.filter-control label {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--secondary);
}

.filter-control input,
.filter-control select {
  width: 100%;
  height: 48px;
  padding: 0 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  outline: none;
}

.filter-control input:focus,
.filter-control select:focus {
  border-color: var(--primary);
}

.articles-page {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  padding: 22px 0 10px;
}

.results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 22px;
}

.results-bar p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.94rem;
}

.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

.result-count {
  margin: 0 0 18px;
  color: var(--text-soft);
  font-size: 0.96rem;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  padding: 34px 0 10px;
}

.pagination a,
.pagination span {
  min-width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-weight: 500;
}

.pagination a.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* =========================
   FOOTER
========================= */
footer {
  margin-top: 56px;
  border-top: 1px solid var(--border);
  background: #f8fafc;
}

.footer-content {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
  padding: 34px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}

.footer-content img {
  width: 58px;
  height: 58px;
  object-fit: cover;
}

.footer-content h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--secondary);
}

.footer-content p {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.92rem;
}

/* =========================
   UTILITIES
========================= */
.hidden {
  display: none !important;
}

/* =========================
   TABLET
========================= */
@media (max-width: 991px) {
  .navbar {
    padding: 0 18px;
  }

  .hamburger {
    display: inline-flex;
  }

  .nav-right {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 16px 30px rgba(15, 23, 42, 0.08);
  }

  .nav-right.active {
    display: flex;
  }

  .nav-right a {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    font-size: 1rem;
  }

  .nav-right a::after {
    display: none;
  }

  .nav-left h1 {
    font-size: 1rem;
    font-family: Kanit;
    color: navy;
  }

  .nav-left p {
    font-size: 0.8rem;
    font-family: Kanit;
    color: coral;
  }

  .articles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tools {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .filter-bar {
    grid-template-columns: 1fr 1fr;
  }

  .filter-control.search-wide {
    grid-column: 1 / -1;
  }

  .results-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* =========================
   MOBILE
========================= */
@media (max-width: 640px) {
  :root {
    --nav-height: 72px;
  }

  .navbar {
    padding: 0 14px;
  }

  .logo {
    width: 46px;
    height: 46px;
  }

  .nav-left {
    gap: 10px;
    min-width: 0;
    padding-right: 8px;
  }

  .nav-left h1 {
    font-size: 0.96rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
  }

  .nav-left p {
    font-size: 0.76rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
  }

  .slides img {
    width: 100%;
  }

  .section,
  .page-hero-inner,
  .filter-bar,
  .articles-page,
  .article-container,
  .footer-content {
    width: min(100% - 24px, var(--container));
  }

  .section {
    padding-top: 42px;
  }

  .page-hero-inner {
    padding: 38px 0 30px;
  }

  .section-header {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 18px;
  }

  .section-header h2 {
    font-size: 1.35rem;
  }

  .articles,
  .tools,
  .related-grid,
  .filter-bar {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .filter-control.search-wide {
    grid-column: auto;
  }

  .card h3 {
    font-size: 1.08rem;
  }

  .card p:last-child {
    font-size: 0.93rem;
  }

  .article-title {
    font-size: 1.7rem;
  }

  .article-content {
    font-size: 1rem;
    line-height: 1.8;
font-family: IBM Plex Sans Thai Looped;
  }
.article-content iframe,
.ql-editor iframe {
  display: block;
  width: 100%;
  max-width: 100%;
  min-height: 220px;
  aspect-ratio: 16 / 9;
  border: 0;
  margin: 24px auto;
}
  .share {
    flex-direction: column;
  }

  .share button,
  .share a {
    width: 100%;
    justify-content: center;
  }

  .badge-list {
    gap: 8px;
  }
}

/* =========================
   LARGE SCREENS
========================= */
@media (min-width: 1400px) {
  :root {
    --container: 1280px;
  }

  .navbar {
    padding-inline: 40px;
  }
}

.share {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.share button {
  padding: 10px 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.share button:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.share-message {
  margin-top: 12px;
  font-size: 0.92rem;
  color: var(--text-soft);
}
/* =========================
   DUOHEALTH SCHOOL
========================= */
.school-page {
  width: min(100% - 32px, 1200px);
  margin: 0 auto;
  padding: 36px 0 72px;
}

.school-hero {
  padding: 42px 28px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, #eff6ff 0%, #e0f2fe 48%, #f8fafc 100%);
  margin-bottom: 34px;
}

.school-hero-content {
  max-width: 760px;
}

.school-kicker {
  margin: 0 0 10px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  text-transform: uppercase;
}

.school-hero h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  color: var(--secondary);
}

.school-subtitle {
  margin: 0;
  max-width: 700px;
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.8;
}

.school-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.school-btn {
  min-height: 46px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.school-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.school-btn-primary {
  color: #fff;
  background: var(--primary);
  border: 1px solid var(--primary);
}

.school-btn-secondary {
  color: var(--secondary);
  background: #fff;
  border: 1px solid var(--border);
}

.school-section {
  margin-top: 44px;
}

.school-category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.school-category-card {
  display: block;
  padding: 22px;
  border: 1px solid var(--border);
  background: #fff;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.school-category-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: #cbd5e1;
}

.school-category-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 14px;
}

.school-category-card h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.35;
  color: var(--secondary);
}

.school-category-card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-soft);
  line-height: 1.65;
}

.school-lessons-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.school-lesson-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid var(--border);
  background: #fff;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.school-lesson-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: #cbd5e1;
}

.school-lesson-image {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #e5e7eb;
  overflow: hidden;
}

.school-lesson-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.school-type-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 5px 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
  background: linear-gradient(135deg, #2563eb, #1e3a8a);
}

.school-lesson-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 18px;
}

.school-lesson-category {
  margin: 0 0 8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.school-lesson-card h3 {
  margin: 0 0 10px;
  font-size: 1.12rem;
  line-height: 1.35;
  color: #111827;
}

.school-lesson-excerpt {
  margin: 0 0 16px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: #4b5563;

  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.school-lesson-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
  font-size: 0.84rem;
  color: var(--text-soft);
}

.school-lesson-link {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
}

@media (max-width: 991px) {
  .school-category-grid,
  .school-lessons-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .school-page {
    width: min(100% - 24px, 1200px);
    padding-top: 28px;
  }

  .school-hero {
    padding: 24px 18px;
  }

  .school-category-grid,
  .school-lessons-grid {
    grid-template-columns: 1fr;
  }

  .school-hero-actions {
    flex-direction: column;
  }

  .school-btn {
    width: 100%;
  }
}
/* =========================
   LESSON PAGE
========================= */
.lesson-page {
  padding-bottom: 72px;
}

.lesson-hero {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  background: #111827;
}

.lesson-hero-media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.lesson-hero-media iframe {
  width: 100%;
  height: 100%;
  border: none;
  pointer-events: none;
  transform: scale(1.18);
}

.lesson-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.25),
    rgba(0, 0, 0, 0.72)
  );
}

.lesson-hero-content {
  position: relative;
  z-index: 2;
  width: min(100% - 32px, 980px);
  margin: 0 auto;
  padding: 44px 0;
  color: #fff;
}

.lesson-kicker {
  margin: 0 0 10px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.88);
}

.lesson-hero-content h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.12;
  color: #fff;
}

.lesson-description {
  max-width: 760px;
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.92);
}

.lesson-action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.lesson-btn {
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}

.lesson-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.lesson-btn-primary {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}

.lesson-btn-secondary {
  color: #fff;
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.25);
}

.lesson-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.lesson-meta span {
  padding: 6px 10px;
  font-size: 0.84rem;
  color: #fff;
  background: rgba(255,255,255,0.14);
}

.lesson-section {
  width: min(100% - 32px, 1000px);
  margin: 42px auto 0;
}

.lesson-detail-box {
  padding: 24px;
  border: 1px solid var(--border);
  background: #fff;
}

.lesson-detail-box p {
  margin: 0;
  line-height: 1.85;
  color: #334155;
}

.lesson-episodes-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.lesson-episode-card {
  display: grid;
  grid-template-columns: 56px 200px 1fr 90px;
  gap: 16px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--border);
  background: #fff;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.lesson-episode-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  border-color: #cbd5e1;
}

.lesson-episode-number {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--secondary);
  text-align: center;
}

.lesson-episode-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #e5e7eb;
}

.lesson-episode-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lesson-episode-body h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  line-height: 1.35;
  color: #0f172a;
}

.lesson-episode-body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: #64748b;
}

.lesson-episode-duration {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-soft);
  text-align: right;
}

@media (max-width: 991px) {
  .lesson-episode-card {
    grid-template-columns: 48px 160px 1fr;
  }

  .lesson-episode-duration {
    grid-column: 2 / 4;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .lesson-hero {
    min-height: 430px;
  }

  .lesson-hero-content,
  .lesson-section {
    width: min(100% - 24px, 1000px);
  }

  .lesson-hero-content {
    padding: 28px 0;
  }

  .lesson-action-row {
    flex-direction: column;
  }

  .lesson-btn {
    width: 100%;
  }

  .lesson-episode-card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .lesson-episode-number {
    text-align: left;
  }

  .lesson-episode-duration {
    grid-column: auto;
    text-align: left;
  }
}
/* =========================
   EPISODE PAGE
========================= */
.episode-page {
  padding-bottom: 72px;
}

.episode-player-section {
  width: min(100% - 32px, 1100px);
  margin: 34px auto 0;
}

.episode-player-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.episode-player-wrap iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.episode-content-section {
  width: min(100% - 32px, 1100px);
  margin: 34px auto 0;
}

.episode-main {
  border: 1px solid var(--border);
  background: #fff;
  padding: 24px;
}

.episode-kicker {
  margin: 0 0 8px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
}

.episode-main h1 {
  margin: 0 0 14px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.15;
  color: var(--secondary);
}

.episode-description {
  margin: 0;
  max-width: 860px;
  font-size: 1rem;
  line-height: 1.8;
  color: #475569;
}

.episode-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.episode-meta span {
  padding: 6px 10px;
  font-size: 0.84rem;
  color: var(--secondary);
  background: var(--bg-soft);
  border: 1px solid var(--border);
}

.episode-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.episode-nav-btn {
  min-height: 46px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition);
}

.episode-nav-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.episode-nav-btn-primary {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
}

.episode-nav-btn-secondary {
  color: var(--secondary);
  background: #fff;
  border-color: var(--border);
}

.episode-list-mini {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.episode-list-mini-item {
  display: grid;
  grid-template-columns: 72px 180px 1fr 90px;
  gap: 16px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--border);
  background: #fff;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.episode-list-mini-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  border-color: #cbd5e1;
}

.episode-list-mini-item.active {
  border-color: var(--primary);
  background: #f0fdfa;
}

.episode-list-mini-number {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--secondary);
  text-align: center;
}

.episode-list-mini-thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #e5e7eb;
}

.episode-list-mini-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.episode-list-mini-body h3 {
  margin: 0 0 8px;
  font-size: 1.04rem;
  line-height: 1.35;
  color: #0f172a;
}

.episode-list-mini-body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: #64748b;
}

.episode-list-mini-duration {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-soft);
  text-align: right;
}

@media (max-width: 991px) {
  .episode-list-mini-item {
    grid-template-columns: 72px 160px 1fr;
  }

  .episode-list-mini-duration {
    grid-column: 2 / 4;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .episode-player-section,
  .episode-content-section {
    width: min(100% - 24px, 1100px);
  }

  .episode-main {
    padding: 18px;
  }

  .episode-nav {
    flex-direction: column;
  }

  .episode-nav-btn {
    width: 100%;
  }

  .episode-list-mini-item {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .episode-list-mini-number,
  .episode-list-mini-duration {
    text-align: left;
  }
}
#editorToolbar {
  background: #fff;
  border: 1px solid var(--border);
  border-bottom: none;
}

#articleEditor {
  border: 1px solid var(--border);
}

#articleEditor .ql-editor {
  min-height: 420px;
  font-family: "IBM Plex Sans Thai Looped", sans-serif;
  font-size: 1rem;
  line-height: 1.8;
}
/* =========================
   ADMIN LESSON / SCHOOL
========================= */
.school-admin-page {
  width: min(100% - 32px, 1200px);
  margin: 0 auto;
  padding: 36px 0 72px;
  font-family: "IBM Plex Sans Thai Looped" ;
}

.school-admin-hero {
  margin-bottom: 24px;
}

.school-admin-hero h1 {
  margin: 0 0 8px;
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--secondary);
}

.school-admin-hero p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.7;
}

.school-admin-section {
  margin-top: 28px;
}

.school-admin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.school-admin-card {
  border: 1px solid var(--border);
  background: #fff;
  padding: 22px;
  box-shadow: var(--shadow-soft);
}

.school-admin-card h2 {
  margin: 0;
  color: var(--secondary);
}

.school-admin-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.school-admin-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
  border-radius: 5px;
}

.school-admin-form label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--secondary);
  border-radius: 5px;
}

.school-admin-form input,
.school-admin-form textarea,
.school-admin-form select {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  border-radius: 5px;
}

.school-admin-form textarea {
  min-height: 110px;
  resize: vertical;
}

.school-admin-form > textarea,
.school-admin-form .full,
.school-admin-action-row,
.school-admin-message {
  grid-column: 1 / -1;
}

.school-admin-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  grid-column: 1 / -1;
  font-weight: 500;
}

.school-admin-checkbox input {
  width: auto;
  min-height: auto;
}

.school-admin-action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}

.school-admin-btn {
  min-height: 46px;
  padding: 0 16px;
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.school-admin-btn-secondary {
  border-color: var(--border);
  background: #fff;
  color: var(--secondary);
}

.school-admin-btn-danger {
  border-color: #dc2626;
  background: #dc2626;
  color: #fff;
}

.school-admin-message {
  margin: 6px 0 0;
  font-size: 0.95rem;
}

.school-admin-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.school-admin-list-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 16px;
  border: 1px solid var(--border);
  background: #fff;
}

.school-admin-lesson-block {
  flex-direction: column;
  align-items: stretch;
}

.school-admin-list-item-main {
  flex: 1;
  min-width: 0;
}

.school-admin-list-item-top {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.school-admin-list-item-top h3 {
  margin: 0;
  color: var(--secondary);
  font-size: 1.08rem;
}

.school-admin-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  background: #ecfeff;
  border: 1px solid #bae6fd;
}

.school-admin-list-item-meta {
  margin: 0 0 6px;
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.7;
}

.school-admin-list-item-desc {
  margin: 0;
  color: #475569;
  line-height: 1.7;
}

.school-admin-list-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.school-admin-episodes-wrap {
  display: none;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.school-admin-episodes-wrap.open {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.school-admin-episode-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
  background: #f8fafc;
  border: 1px solid var(--border);
}

.school-admin-episode-main {
  flex: 1;
  min-width: 0;
}

.school-admin-episode-top {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
  color: var(--secondary);
}

.school-admin-episode-main p {
  margin: 0 0 6px;
  color: #475569;
  line-height: 1.7;
}

.school-admin-episode-main small {
  color: var(--text-soft);
  line-height: 1.6;
}

.school-admin-episode-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.school-admin-empty {
  margin: 0;
  color: var(--text-soft);
}

/* กันภาพหรือ section หลุดในหน้า admin */
.school-admin-page .hero,
.school-admin-page .article-hero,
.school-admin-page .page-hero,
.school-admin-page .slides {
  display: none !important;
}

.school-admin-page img {
  max-width: 100%;
  height: auto;
}

@media (max-width: 900px) {
  .school-admin-form {
    grid-template-columns: 1fr;
  }

  .school-admin-form > textarea,
  .school-admin-form .full,
  .school-admin-action-row,
  .school-admin-message {
    grid-column: auto;
  }
}

@media (max-width: 768px) {
  .school-admin-page {
    width: min(100% - 24px, 1200px);
  }

  .school-admin-card {
    padding: 18px;
  }

  .school-admin-card-header,
  .school-admin-list-item,
  .school-admin-episode-item {
    flex-direction: column;
    align-items: stretch;
  }

  .school-admin-list-item-actions,
  .school-admin-episode-actions,
  .school-admin-action-row {
    width: 100%;
  }

  .school-admin-list-item-actions .school-admin-btn,
  .school-admin-episode-actions .school-admin-btn,
  .school-admin-action-row .school-admin-btn,
  .school-admin-card-header .school-admin-btn {
    width: 100%;
  }
}
/* =========================
   ADMIN LOGIN
========================= */
.admin-login-page {
  min-height: calc(100vh - 160px);
  width: min(100% - 24px, 520px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 36px 0 72px;
}

.admin-login-card {
  width: 100%;
  border: 1px solid var(--border);
  background: #fff;
  padding: 28px 24px;
  box-shadow: var(--shadow-soft);
}

.admin-login-card h1 {
  margin: 0 0 8px;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  line-height: 1.15;
  color: var(--secondary);
}

.admin-login-card p {
  margin: 0 0 20px;
  color: var(--text-soft);
  line-height: 1.7;
}

.admin-login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.admin-login-form label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--secondary);
}

.admin-login-form input {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
}

.admin-login-btn {
  margin-top: 8px;
  min-height: 48px;
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.admin-login-btn:disabled {
  opacity: 0.7;
  cursor: wait;
}

.admin-login-message {
  margin: 6px 0 0;
  font-size: 0.94rem;
}
/* =========================
   COOKIE CONSENT
========================= */
.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 3000;
}

.cookie-banner-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px;
  background: #ffffff;
  border: 1px solid var(--border);
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.14);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
}

.cookie-banner-text {
  flex: 1;
  min-width: 0;
}

.cookie-banner-text strong {
  display: block;
  font-size: 1rem;
  color: var(--secondary);
}

.cookie-banner-text p {
  margin: 8px 0 0;
  color: var(--text-soft);
  line-height: 1.8;
  font-size: 0.95rem;
}

.cookie-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.cookie-banner-actions button,
.cookie-modal-actions button {
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
}

.cookie-banner-actions button:last-child,
.cookie-modal-actions button {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.cookie-modal {
  position: fixed;
  inset: 0;
  z-index: 3100;
  display: grid;
  place-items: center;
  padding: 16px;
  background: rgba(15, 23, 42, 0.45);
}

.cookie-modal-card {
  width: min(100%, 560px);
  background: #fff;
  border: 1px solid var(--border);
  padding: 24px;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.14);
}

.cookie-modal-card h2 {
  margin: 0 0 10px;
  color: var(--secondary);
  font-size: 1.35rem;
}

.cookie-modal-desc {
  margin: 0 0 18px;
  color: var(--text-soft);
  line-height: 1.8;
}

.cookie-option {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

.cookie-option:first-of-type {
  border-top: none;
}

.cookie-option input {
  margin-top: 3px;
}

.cookie-option span {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cookie-option strong {
  color: var(--text);
  font-size: 0.98rem;
}

.cookie-option small {
  color: var(--text-soft);
  line-height: 1.7;
}

.cookie-modal-links {
  margin-top: 14px;
}

.cookie-modal-links a {
  color: var(--primary);
  font-weight: 600;
}

.cookie-modal-actions {
  margin-top: 18px;
  display: flex;
  justify-content: flex-end;
}

@media (max-width: 768px) {
  .cookie-banner-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .cookie-banner-actions {
    width: 100%;
  }

  .cookie-banner-actions button {
    width: 100%;
  }

  .cookie-modal-card {
    padding: 20px 16px;
  }

  .cookie-modal-actions button {
    width: 100%;
  }
}
/* =========================
   KRUPHUCHUAY PAGE
========================= */
.kruphuchuay-page {
  width: min(100% - 32px, 1200px);
  margin: 0 auto;
  padding: 36px 0 72px;
  font-family: IBM Plex Sans Thai Looped;
}

.kruphuchuay-hero {
  padding: 22px 0px;
  border-radius: 15px;
}

.kruphuchuay-hero-content {
  max-width: 820px;
}

.kruphuchuay-kicker {
  margin: 0 0 10px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  text-transform: uppercase;
  border-radius: 15px;
}

.kruphuchuay-hero h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  color: var(--secondary);
}

.kruphuchuay-subtitle {
  margin: 0;
  max-width: 760px;
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.8;
}

.kruphuchuay-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.kruphuchuay-btn {
  min-height: 46px;
  padding: 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition);
  border-radius: 15px;
}

.kruphuchuay-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.kruphuchuay-btn-primary {
  color: #fff;
  background: var(--primary);
  border: 1px solid var(--primary);
}

.kruphuchuay-btn-secondary {
  color: var(--secondary);
  background: #fff;
  border: 1px solid var(--border);
}

.kruphuchuay-section {
  margin-top: 44px;
}

.kruphuchuay-category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.kruphuchuay-category-card {
  display: block;
  padding: 22px;
  background: #fcf9f9;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  border-radius: 15px;
}

.kruphuchuay-category-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.7rem;
  margin-bottom: 14px;
}

.kruphuchuay-category-card h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
  line-height: 1.35;
  color: var(--secondary);
  font-family: IBM Plex Sans Thai Looped;
}

.kruphuchuay-category-card p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-soft);
  font-family: IBM Plex Sans Thai Looped;
}

.kruphuchuay-roadmap {
  display: grid;
  gap: 16px;
  border-radius: 15px;
  
}

.kruphuchuay-roadmap-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 15px;
}

.kruphuchuay-roadmap-item .step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 15px;
  min-height: 58px;
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #0f766e, #164e63);
}

.kruphuchuay-roadmap-item h3 {
  margin: 0 0 8px;
  color: var(--secondary);
  font-size: 1.05rem;
}

.kruphuchuay-roadmap-item p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.8;
}

.kruphuchuay-articles-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.kruphuchuay-article-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  background: #fdf9f9;
  border-radius: 15px;
  min-height: 220px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.kruphuchuay-article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
  border-color: #ffffff;
}

.kruphuchuay-article-card h3 {
  margin: 0;
  color: #111827;
  font-size: 1.08rem;
  line-height: 1.4;
}

.kruphuchuay-article-card p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.8;
  flex: 1;
}

.kruphuchuay-article-card span {
  margin-top: auto;
  color: var(--primary);
  font-weight: 600;
}

.kruphuchuay-callout {
  padding: 24px;
  background: #fcf8f8;
  border-radius: 15px;
}

.kruphuchuay-callout h2 {
  margin: 0 0 10px;
  color: var(--secondary);
}

.kruphuchuay-callout p {
  margin: 0;
  color: var(--text-soft);
  line-height: 1.85;
}

@media (max-width: 991px) {
  .kruphuchuay-category-grid,
  .kruphuchuay-articles-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .kruphuchuay-page {
    width: min(100% - 24px, 1200px);
    padding-top: 28px;
  }

  .kruphuchuay-hero {
    padding: 24px 0px;
  }

  .kruphuchuay-category-grid,
  .kruphuchuay-articles-grid {
    grid-template-columns: 1fr;
  }

  .kruphuchuay-hero-actions {
    flex-direction: column;
  }

  .kruphuchuay-btn {
    width: 100%;
  }

  .kruphuchuay-roadmap-item {
    grid-template-columns: 1fr;
  }
}
.source-box {
  margin-top: 30px;
  border: 1px solid var(--border);
  background: #fff;
}

.source-toggle {
  width: 100%;
  min-height: 54px;
  border: 0;
  background: #fff;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  color: var(--secondary);
  text-align: left;
}

.source-toggle:hover {
  background: #fafafa;
}

.source-icon {
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.source-box.active .source-icon {
  transform: rotate(45deg);
}

.source-panel {
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  padding: 14px 18px 18px;
}

.source-list {
  margin: 0;
  padding-left: 1.2em;
}

.source-list li + li {
  margin-top: 8px;
}

.source-list a {
  color: var(--primary);
  word-break: break-word;
}

/* ===== REFERENCES ACCORDION ===== */

.references-accordion {
  margin-top: 40px;
  border-top: 2px solid #e5e7eb;
  padding-top: 16px;
}

/* ปุ่มหัวข้อ */
.ref-toggle {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;

  background: #f8fafc;
  border: 1px solid #e5e7eb;
  padding: 12px 16px;
  cursor: pointer;

  font-size: 1rem;
  font-weight: 600;
  color: #0f172a;
}

/* ไอคอน + */
.ref-toggle .icon {
  font-size: 1.4rem;
  transition: transform 0.3s ease;
}

/* ตอนเปิด */
.ref-toggle.active .icon {
  transform: rotate(45deg);
}

/* กล่องเนื้อหา */
.ref-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;

  border: 1px solid #e5e7eb;
  border-top: none;
  background: #ffffff;
}

/* ตอนเปิด */
.ref-content.open {
  padding: 14px 16px;
}

/* list */
.ref-content ul {
  margin: 0;
  padding-left: 20px; /* 👈 ชิดซ้ายแบบสวย */
}

/* item */
.ref-content li {
  margin-bottom: 8px;
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.6;
  text-align: left; /* 👈 ชิดซ้าย */
}

/* ลิงก์ */
.ref-content a {
  color: #0f766e;
  text-decoration: none;
  word-break: break-word;
}

.ref-content a:hover {
  text-decoration: underline;
}

.references-accordion {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 2px solid #e5e7eb;
}

.ref-toggle {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f8fafc;
  border: 1px solid #e5e7eb;
  padding: 12px 16px;
  cursor: pointer;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: #0f172a;
  text-align: left;
  border-radius: 5px;

}

.ref-toggle .icon {
  font-size: 1.4rem;
  line-height: 1;
  transition: transform 0.3s ease;
}

.ref-toggle.active .icon {
  transform: rotate(45deg);
}

.ref-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  border: 1px solid #fff;
  border-top: none;
  background: #fffdfd;
  border-radius: 5px;
}

.ref-content.open {
  padding: 14px 16px;
}

.ref-content ul {
  margin: 0;
  padding-left: 20px;
}

.ref-content li {
  margin-bottom: 8px;
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.7;
  text-align: left;
}

.ref-content a {
  color: #0f766e;
  text-decoration: none;
  word-break: break-word;
}

.ref-content a:hover {
  text-decoration: underline;
}
/* =========================
   Games / Activities Section
========================= */

.games-section {
  margin-top: 20px;
}

.section-subtitle {
  margin-top: 6px;
  color: #6b7280;
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 720px;
}

.games-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 24px;
}

.game-card {
  background: #ffffff;
  border: 1px solid #eef0f3;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.game-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
  border-color: #fecaca;
}

.game-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #fff1f2, #f8fafc);
  overflow: hidden;
}

.game-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.game-content {
  padding: 20px;
}

.game-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 6px 12px;
  border-radius: 999px;
  background: #fee2e2;
  color: #b91c1c;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.game-content h3 {
  font-size: 1.12rem;
  line-height: 1.45;
  color: #111827;
  margin: 0 0 10px;
}

.game-content p {
  color: #6b7280;
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 0 0 18px;
}

.game-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  background: #dc2626;
  color: #ffffff;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.25s ease, transform 0.25s ease;
}

.game-button:hover {
  background: #b91c1c;
  transform: translateY(-2px);
}

/* Responsive */
@media (max-width: 1024px) {
  .games-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .section-header {
    align-items: flex-start;
    gap: 10px;
  }

  .games-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .game-content {
    padding: 18px;
  }

  .section-subtitle {
    font-size: 0.9rem;
  }
}