/* ============================================================
   Dr.Jern — Stylesheet หลัก
   ============================================================
   แก้ไขสีได้ที่ :root ด้านล่าง
   แก้ไขฟอนต์ได้ที่ --font-display และ --font-body
   ============================================================ */

/* ---------- ตัวแปรสี (แก้ตรงนี้เพื่อเปลี่ยนสีทั้งเว็บ) ---------- */
:root {
  --navy-deep: #0B1929;
  --navy: #0F2744;
  --navy-mid: #163A5F;
  --blue-accent: #2E78C2;
  --blue-light: #4A9BE8;
  --gold: #C8A55C;
  --gold-soft: #D4B978;
  --white: #FFFFFF;
  --off-white: #F4F6F9;
  --gray-light: #E8ECF1;
  --gray: #8A9BB5;
  --text-dark: #1A2A3A;
  --text-body: #2C3E56;
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Prompt', sans-serif;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-body);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }

/* ============================================================
   NAVIGATION — แถบเมนูด้านบน (ใช้ร่วมกันทุกหน้า)
   ============================================================ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 0 48px; height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(11, 25, 41, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(200, 165, 92, 0.15);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.65rem; font-weight: 700;
  color: var(--white); letter-spacing: 3px; text-transform: uppercase;
}
.nav-logo span { color: var(--gold); }

/* --- เมนูลิงก์ --- */
.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a {
  font-size: 0.8rem; font-weight: 400;
  color: var(--gray); letter-spacing: 2px; text-transform: uppercase;
  transition: color 0.3s; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px; background: var(--gold); transition: width 0.3s;
}
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--gold-soft); }
.nav-links a.active::after { width: 100%; }

/* --- ปุ่ม Hamburger (มือถือ) --- */
.nav-hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-hamburger span {
  width: 24px; height: 2px; background: var(--white);
  transition: all 0.3s;
}

/* ============================================================
   HERO SECTION — ส่วนแรกที่คนเห็น (ใช้ในหน้า Brand Story)
   ============================================================ */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 40%, var(--navy-mid) 100%);
  overflow: hidden; text-align: center; padding: 120px 24px 80px;
}
.hero::before {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 800px; height: 800px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46,120,194,0.08) 0%, transparent 70%);
  animation: float-orb 20s ease-in-out infinite;
}
.hero::after {
  content: ''; position: absolute; bottom: -30%; left: -10%;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(200,165,92,0.06) 0%, transparent 70%);
  animation: float-orb 25s ease-in-out infinite reverse;
}
@keyframes float-orb {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -40px); }
  66% { transform: translate(-20px, 20px); }
}
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-eyebrow {
  font-size: 0.75rem; font-weight: 400; letter-spacing: 5px;
  text-transform: uppercase; color: var(--gold); margin-bottom: 40px;
  opacity: 0; animation: fade-up 1s ease 0.3s forwards;
}
.hero-headline {
  font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 300;
  color: var(--white); line-height: 1.6; margin-bottom: 24px;
  opacity: 0; animation: fade-up 1s ease 0.6s forwards;
}
.hero-headline strong { font-weight: 600; color: var(--gold-soft); }
.hero-sub {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem); font-weight: 400;
  font-style: italic; color: var(--gray);
  opacity: 0; animation: fade-up 1s ease 0.9s forwards;
}
.hero-line {
  width: 1px; height: 80px; margin: 48px auto 0;
  background: linear-gradient(to bottom, var(--gold), transparent);
  opacity: 0; animation: fade-up 1s ease 1.2s forwards;
}
@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Page Hero (หัวหน้าอื่นๆ ที่ไม่ใช่ Brand Story) --- */
.page-hero {
  padding: 160px 24px 80px;
  background: linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 100%);
  text-align: center; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; top: -40%; right: -15%;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46,120,194,0.06) 0%, transparent 70%);
}
.page-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 600;
  color: var(--white); margin-bottom: 16px; position: relative; z-index: 2;
}
.page-hero p {
  font-size: 1.05rem; font-weight: 300;
  color: var(--gray); max-width: 600px; margin: 0 auto;
  position: relative; z-index: 2;
}

/* ============================================================
   SECTION — ส่วนเนื้อหาทั่วไป
   ============================================================ */
.section { padding: 100px 24px; position: relative; }
.section-inner { max-width: 780px; margin: 0 auto; }

/* --- ตัวเลขประจำ section (เช่น 01, 02) --- */
.section-number {
  font-family: var(--font-display); font-size: 4.5rem;
  font-weight: 700; color: var(--gray-light); line-height: 1; margin-bottom: 12px;
}
/* --- Label เล็กๆ เช่น "จุดเริ่มต้น" --- */
.section-label {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 4px;
  text-transform: uppercase; color: var(--blue-accent); margin-bottom: 20px;
}
/* --- เส้นคั่นสั้นๆ สีทอง --- */
.section-divider {
  width: 60px; height: 1px; background: var(--gold); margin: 0 0 36px 0;
}
.section-divider.center { margin: 0 auto 36px; }
/* --- หัวข้อ section --- */
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 600;
  color: var(--navy); line-height: 1.5; margin-bottom: 36px;
}
/* --- เนื้อหาย่อหน้า --- */
.section-text {
  font-size: 1.05rem; font-weight: 300; line-height: 2;
  color: var(--text-body); margin-bottom: 24px;
}
.section-text:last-child { margin-bottom: 0; }

/* ============================================================
   LAYOUT — 2 คอลัมน์ / Grid
   ============================================================ */
.two-col {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 60px; align-items: center;
}

/* ============================================================
   BACKGROUND VARIANTS — พื้นหลังแต่ละ section
   ============================================================ */
/* พื้นเทาอ่อน */
.bg-offwhite { background: var(--off-white); }
/* พื้นขาว */
.bg-white { background: var(--white); }
/* พื้นมืด (navy deep) */
.bg-dark {
  background: linear-gradient(170deg, var(--navy-deep) 0%, var(--navy) 100%);
  position: relative; overflow: hidden;
}
.bg-dark::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.bg-dark .section-inner { position: relative; z-index: 2; }
.bg-dark .section-number { color: rgba(255,255,255,0.08); }
.bg-dark .section-label { color: var(--gold); }
.bg-dark .section-title { color: var(--white); }
.bg-dark .section-text { color: rgba(255,255,255,0.82); }
/* พื้นมืดรอง (navy) */
.bg-navy {
  background: linear-gradient(170deg, var(--navy) 0%, var(--navy-deep) 100%);
  text-align: center; position: relative; overflow: hidden;
}
.bg-navy::before {
  content: ''; position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%); width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200,165,92,0.06) 0%, transparent 70%);
}
.bg-navy .section-inner { position: relative; z-index: 2; }
.bg-navy .section-number { color: rgba(255,255,255,0.06); }
.bg-navy .section-label { color: var(--gold); }
.bg-navy .section-title { color: var(--white); }
.bg-navy .section-text { color: rgba(255,255,255,0.75); }

/* ============================================================
   INSIGHT BOX — กล่องข้อความสำคัญ (เส้นทองด้านซ้าย)
   ============================================================ */
.insight-box {
  border-left: 3px solid var(--gold);
  padding: 28px 32px; margin: 40px 0;
  background: rgba(200,165,92,0.06);
  border-radius: 0 8px 8px 0;
}
.insight-box p {
  font-size: 1.1rem; font-weight: 300; line-height: 1.9;
  color: rgba(255,255,255,0.9); font-style: italic;
}

/* ============================================================
   FEATURE CARDS — การ์ด 3 อัน (คิดค้นสูตรเอง / ปรับปรุง / องค์ความรู้)
   ============================================================ */
.feature-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 32px; margin-top: 48px;
}
.feature-card {
  padding: 36px 28px; background: var(--white);
  border-radius: 12px; border: 1px solid var(--gray-light);
  text-align: center; transition: transform 0.3s, box-shadow 0.3s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(15,39,68,0.08);
}
.feature-icon {
  width: 52px; height: 52px; margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-size: 1.3rem;
}
.feature-card h4 {
  font-size: 0.95rem; font-weight: 600; color: var(--navy); margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.85rem; font-weight: 300; color: var(--gray); line-height: 1.7;
}

/* ============================================================
   IMAGE PLACEHOLDER — กรอบรูปจำลอง (เปลี่ยนเป็นรูปจริงภายหลัง)
   ============================================================ */
.image-placeholder {
  width: 100%; border-radius: 8px; overflow: hidden;
  background: linear-gradient(135deg, var(--gray-light) 0%, #dde3eb 100%);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 12px;
}
.image-placeholder.portrait { aspect-ratio: 3/4; max-width: 400px; }
.image-placeholder.landscape { aspect-ratio: 16/9; }
.placeholder-icon {
  width: 48px; height: 48px;
  border: 2px dashed var(--gray); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--gray); font-size: 1.2rem;
}
.placeholder-text {
  font-size: 0.8rem; color: var(--gray); letter-spacing: 1px; text-align: center; padding: 0 20px;
}
/* เมื่อใส่รูปจริงแล้ว ใช้ class นี้ */
.real-image {
  width: 100%; border-radius: 8px; overflow: hidden;
}
.real-image img {
  width: 100%; height: 100%; object-fit: cover;
}

/* ============================================================
   CLOSING QUOTE — ประโยคปิดท้าย
   ============================================================ */
.closing-quote {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem); font-weight: 300;
  color: var(--white); line-height: 1.8; margin-top: 48px;
  padding-top: 48px; border-top: 1px solid rgba(200,165,92,0.2);
}
.closing-quote strong { color: var(--gold-soft); font-weight: 600; }

/* ============================================================
   ARTICLES — หน้าบทความ
   ============================================================ */
.articles-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px; max-width: 1100px; margin: 0 auto; padding: 0 24px;
}
.article-card {
  background: var(--white); border-radius: 12px;
  border: 1px solid var(--gray-light); overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(15,39,68,0.08);
}
.article-card .card-image {
  aspect-ratio: 16/10; background: var(--gray-light);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.article-card .card-image img { width: 100%; height: 100%; object-fit: cover; }
.article-card .card-body { padding: 28px; }
.article-card .card-tag {
  font-size: 0.65rem; font-weight: 500; letter-spacing: 3px;
  text-transform: uppercase; color: var(--blue-accent); margin-bottom: 12px;
}
.article-card h3 {
  font-size: 1.1rem; font-weight: 600; color: var(--navy);
  line-height: 1.6; margin-bottom: 12px;
}
.article-card p {
  font-size: 0.88rem; font-weight: 300; color: var(--gray); line-height: 1.8;
}

/* ============================================================
   PRODUCTS — หน้าสินค้า (แสดงแบบไม่ลงรายละเอียด)
   ============================================================ */
.products-section { padding: 80px 24px; }
.products-category {
  max-width: 1100px; margin: 0 auto 72px;
}
.products-category h2 {
  font-size: 1.4rem; font-weight: 600; color: var(--navy);
  margin-bottom: 8px;
}
.products-category .category-desc {
  font-size: 0.95rem; font-weight: 300; color: var(--gray);
  margin-bottom: 36px;
}
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 28px;
}
.product-card {
  text-align: center; padding: 24px; border-radius: 12px;
  border: 1px solid var(--gray-light); background: var(--white);
  transition: transform 0.3s, box-shadow 0.3s;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(15,39,68,0.06);
}
.product-card .product-image {
  aspect-ratio: 1/1; border-radius: 8px; overflow: hidden;
  background: var(--off-white); margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center;
}
.product-card .product-image img { width: 100%; height: 100%; object-fit: contain; }
.product-card h4 {
  font-size: 0.95rem; font-weight: 500; color: var(--navy); margin-bottom: 4px;
}
.product-card p {
  font-size: 0.78rem; font-weight: 300; color: var(--gray);
}

/* ============================================================
   DEALERS — หน้าตัวแทน
   ============================================================ */
.dealers-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 28px; max-width: 1100px; margin: 0 auto; padding: 0 24px;
}
.dealer-card {
  text-align: center; padding: 28px 20px;
  border-radius: 12px; border: 1px solid var(--gray-light);
  background: var(--white);
}
.dealer-avatar {
  width: 100px; height: 100px; border-radius: 50%;
  margin: 0 auto 16px; overflow: hidden;
  background: var(--gray-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; color: var(--gray);
}
.dealer-avatar img { width: 100%; height: 100%; object-fit: cover; }
.dealer-card h4 {
  font-size: 0.95rem; font-weight: 500; color: var(--navy); margin-bottom: 4px;
}
.dealer-card p {
  font-size: 0.78rem; font-weight: 300; color: var(--gray);
}
.dealer-badge {
  display: inline-block; margin-top: 10px; padding: 4px 12px;
  border-radius: 20px; font-size: 0.65rem; font-weight: 500;
  letter-spacing: 1px; background: rgba(200,165,92,0.12); color: var(--gold);
}

/* ============================================================
   FOOTER — ท้ายเว็บ (ใช้ร่วมกันทุกหน้า)
   ============================================================ */
footer {
  background: #060E18; padding: 48px 24px; text-align: center;
  border-top: 1px solid rgba(200,165,92,0.1);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem; font-weight: 700; color: var(--white);
  letter-spacing: 3px; text-transform: uppercase; margin-bottom: 20px;
}
.footer-logo span { color: var(--gold); }
.footer-links {
  display: flex; justify-content: center; gap: 32px; margin-bottom: 24px;
}
.footer-links a {
  font-size: 0.75rem; font-weight: 400; color: var(--gray);
  letter-spacing: 2px; text-transform: uppercase; transition: color 0.3s;
}
.footer-links a:hover { color: var(--gold-soft); }
.footer-social {
  display: flex; justify-content: center; gap: 20px; margin-bottom: 28px;
}
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  color: var(--gray); font-size: 0.8rem; font-weight: 500;
  transition: all 0.3s;
}
.footer-social a:hover { border-color: var(--gold); color: var(--gold); }
.footer-copy {
  font-size: 0.7rem; color: rgba(138,155,181,0.5); letter-spacing: 1px;
}

/* ============================================================
   SCROLL ANIMATION — เนื้อหาค่อยๆ ปรากฏตอน scroll
   ============================================================ */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* ============================================================
   RESPONSIVE — ปรับสำหรับมือถือ
   ============================================================ */
@media (max-width: 768px) {
  nav { padding: 0 20px; height: 60px; }
  .nav-links { 
    display: none; position: fixed; top: 60px; left: 0; right: 0;
    background: rgba(11,25,41,0.98); flex-direction: column;
    padding: 24px; gap: 20px;
  }
  .nav-links.open { display: flex; }
  .nav-hamburger { display: flex; }

  .hero { padding: 100px 20px 60px; }
  .section { padding: 72px 20px; }
  .two-col { grid-template-columns: 1fr; gap: 36px; }
  .two-col .image-placeholder { max-width: 280px; margin: 0 auto; }
  .feature-grid { grid-template-columns: 1fr; gap: 20px; }
  .articles-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .dealers-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-links { flex-wrap: wrap; gap: 16px; }
  .page-hero { padding: 120px 20px 60px; }
}

@media (max-width: 480px) {
  .nav-links a { font-size: 0.85rem; }
  .hero-headline { font-size: 1.6rem; }
  .products-grid { grid-template-columns: 1fr; }
  .dealers-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   ARTICLE DETAIL — หน้ารายละเอียดบทความ
   วาง code นี้ต่อท้ายไฟล์ style.css เดิม
   (เวอร์ชันแก้บั๊ก specificity ของ know-box / article-lead / checklist)
   ============================================================ */

/* ---------- Hero ของบทความ ---------- */
.article-hero {
  padding: 160px 24px 72px;
  background: linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 100%);
  text-align: center; position: relative; overflow: hidden;
}
.article-hero::before {
  content: ''; position: absolute; top: -40%; right: -15%;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(46,120,194,0.08) 0%, transparent 70%);
}
.article-hero::after {
  content: ''; position: absolute; bottom: -30%; left: -10%;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(200,165,92,0.05) 0%, transparent 70%);
}
.article-hero-inner {
  max-width: 780px; margin: 0 auto;
  position: relative; z-index: 2;
}
.article-category {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 4px;
  text-transform: uppercase; color: var(--gold); margin-bottom: 24px;
}
.article-title {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 600;
  color: var(--white); line-height: 1.5; margin-bottom: 28px;
}
.article-meta {
  font-size: 0.85rem; font-weight: 300; color: var(--gray);
  letter-spacing: 1px;
}
.article-meta span { color: var(--gold-soft); }

/* ---------- รูปเด่น (เหลื่อมกับ hero ด้านบน) ---------- */
.article-featured {
  max-width: 1000px; margin: -48px auto 0; padding: 0 24px;
  position: relative; z-index: 3;
}
.article-featured img {
  width: 100%; border-radius: 12px;
  box-shadow: 0 24px 60px rgba(11,25,41,0.25);
}
.article-featured.placeholder {
  height: 320px; max-width: 952px;
  background: linear-gradient(135deg, var(--gray-light) 0%, #dde3eb 100%);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gray); font-size: 2.5rem;
  box-shadow: 0 24px 60px rgba(11,25,41,0.25);
}

/* ---------- เนื้อหาหลักบทความ ---------- */
.article-body {
  max-width: 720px; margin: 0 auto;
}
.article-body p {
  font-size: 1.08rem; font-weight: 300; line-height: 2;
  color: var(--text-body); margin-bottom: 22px;
}
.article-body h2 {
  font-size: clamp(1.3rem, 2.4vw, 1.55rem); font-weight: 600;
  color: var(--navy); line-height: 1.5;
  margin: 56px 0 20px; padding-left: 20px;
  position: relative;
}
.article-body h2::before {
  content: ''; position: absolute; left: 0; top: 8px;
  width: 4px; height: calc(100% - 14px);
  background: var(--gold); border-radius: 2px;
}
.article-body h3 {
  font-size: 1.18rem; font-weight: 600;
  color: var(--navy); line-height: 1.5;
  margin: 36px 0 14px;
}
.article-body strong { color: var(--navy); font-weight: 600; }

/* ---------- ย่อหน้าเปิดบทความ (FIX: scope ภายใต้ .article-body) ---------- */
.article-body .article-lead {
  font-size: 1.2rem; font-weight: 300; line-height: 1.9;
  color: var(--text-dark); margin-bottom: 36px;
  padding-bottom: 36px; border-bottom: 1px solid var(--gray-light);
}

/* ---------- รายการในบทความ ---------- */
.article-body ul, .article-body ol {
  margin: 0 0 24px 0; padding-left: 0; list-style: none;
}
.article-body ul li, .article-body ol li {
  position: relative; padding-left: 28px;
  font-size: 1.05rem; font-weight: 300; line-height: 1.9;
  color: var(--text-body); margin-bottom: 10px;
}
.article-body ul li::before {
  content: ''; position: absolute; left: 8px; top: 14px;
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--gold);
}
.article-body ol { counter-reset: item; }
.article-body ol li { counter-increment: item; padding-left: 36px; }
.article-body ol li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute; left: 0; top: 4px;
  font-family: var(--font-display); font-size: 0.95rem;
  font-weight: 700; color: var(--gold); letter-spacing: 1px;
}

/* ============================================================
   กล่อง "รู้หรือไม่?" — FIX: scope inner styles ภายใต้ .know-box
   เพื่อให้ทับ .article-body p ที่มี specificity สูงกว่าเดิม
   ============================================================ */
.know-box {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  border-radius: 12px; padding: 36px 40px; margin: 40px 0;
  position: relative; overflow: hidden;
}
.know-box::before {
  content: ''; position: absolute; top: -30%; right: -10%;
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(200,165,92,0.1) 0%, transparent 70%);
}
.know-box::after {
  content: '?'; position: absolute; top: 16px; right: 28px;
  font-family: var(--font-display); font-size: 5rem; font-weight: 700;
  color: rgba(200,165,92,0.12); line-height: 1;
}
.know-box .know-label {
  font-family: var(--font-display);
  font-size: 0.9rem; font-weight: 700; letter-spacing: 4px;
  text-transform: uppercase; color: var(--gold);
  margin-bottom: 18px; line-height: 1.4;
  position: relative;
  display: inline-block; padding-bottom: 6px;
  border-bottom: 1px solid rgba(200,165,92,0.4);
}
.know-box .know-question {
  font-size: 1.18rem; font-weight: 600; line-height: 1.6;
  color: var(--white); margin-bottom: 14px; position: relative;
}
.know-box .know-answer {
  font-size: 1rem; font-weight: 300; line-height: 1.9;
  color: rgba(255,255,255,0.88); margin: 0; position: relative;
}

/* ---------- กล่อง callout (เน้นข้อความ พื้นอ่อน) ---------- */
.callout-box {
  border-left: 3px solid var(--gold);
  padding: 24px 28px; margin: 36px 0;
  background: rgba(200,165,92,0.08);
  border-radius: 0 8px 8px 0;
}
.callout-box p {
  font-size: 1.08rem; font-weight: 400; line-height: 1.9;
  color: var(--text-dark); font-style: italic;
  margin: 0;
}
.callout-box p strong { font-style: normal; color: var(--navy); }

/* ---------- รูปแทรกในบทความ ---------- */
.article-image {
  margin: 40px 0;
}
.article-image img {
  width: 100%; border-radius: 8px;
}
.article-image .article-image-placeholder {
  width: 100%; aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--gray-light) 0%, #dde3eb 100%);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gray); font-size: 2rem;
}
.article-image figcaption {
  font-size: 0.85rem; font-weight: 300; color: var(--gray);
  text-align: center; margin-top: 14px; font-style: italic;
}

/* ============================================================
   กล่อง checklist สรุป — FIX: scope checklist-title ภายใต้ .checklist-box
   ============================================================ */
.checklist-box {
  background: var(--white); border: 1px solid var(--gray-light);
  border-radius: 12px; padding: 32px 36px; margin: 40px 0;
  box-shadow: 0 4px 16px rgba(15,39,68,0.04);
}
.checklist-box .checklist-title {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 4px;
  text-transform: uppercase; color: var(--blue-accent);
  margin-bottom: 8px; line-height: 1.4;
}
.checklist-box h4 {
  font-size: 1.15rem; font-weight: 600; color: var(--navy);
  margin-bottom: 20px; padding-bottom: 16px;
  border-bottom: 1px solid var(--gray-light);
}
.checklist-box .checklist {
  margin: 0; padding: 0; list-style: none;
}
.checklist-box .checklist li {
  position: relative; padding-left: 36px;
  font-size: 1.02rem; font-weight: 300; line-height: 1.8;
  color: var(--text-body); margin-bottom: 14px;
}
.checklist-box .checklist li:last-child { margin-bottom: 0; }
.checklist-box .checklist li::before {
  content: '✓'; position: absolute; left: 0; top: 2px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--gold); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 700;
}

/* ---------- CTA ปิดท้าย ---------- */
.article-cta {
  text-align: center;
}
.article-cta-eyebrow {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 4px;
  text-transform: uppercase; color: var(--gold); margin-bottom: 20px;
}
.article-cta h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.7rem); font-weight: 300;
  color: var(--white); line-height: 1.6; margin-bottom: 36px;
  max-width: 580px; margin-left: auto; margin-right: auto;
}
.article-cta h3 strong {
  font-weight: 600; color: var(--gold-soft);
}
.article-cta-buttons {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
}
.btn {
  display: inline-block; padding: 14px 32px;
  font-size: 0.78rem; font-weight: 500; letter-spacing: 2px;
  text-transform: uppercase; border-radius: 4px;
  transition: all 0.3s ease; cursor: pointer;
}
.btn-primary {
  background: var(--gold); color: var(--navy-deep);
}
.btn-primary:hover {
  background: var(--gold-soft); transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,165,92,0.3);
}
.btn-ghost {
  border: 1px solid rgba(255,255,255,0.25); color: var(--white);
}
.btn-ghost:hover {
  border-color: var(--gold); color: var(--gold);
}

/* ---------- Section บทความที่เกี่ยวข้อง ---------- */
.related-section { padding: 100px 24px; }
.related-header {
  text-align: center; margin-bottom: 56px;
}
.related-eyebrow {
  font-size: 0.7rem; font-weight: 500; letter-spacing: 4px;
  text-transform: uppercase; color: var(--blue-accent); margin-bottom: 14px;
}
.related-header h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.8rem); font-weight: 600;
  color: var(--navy); margin-bottom: 16px;
}
.related-divider {
  width: 60px; height: 1px; background: var(--gold);
  margin: 0 auto;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .article-hero { padding: 120px 20px 56px; }
  .article-featured { margin-top: -32px; padding: 0 16px; }
  .article-featured.placeholder { height: 220px; }
  .article-body h2 { margin: 44px 0 16px; padding-left: 16px; }
  .article-body h3 { margin: 28px 0 12px; }
  .article-body .article-lead { font-size: 1.1rem; }
  .know-box { padding: 28px 24px; }
  .know-box::after { font-size: 3.5rem; right: 16px; top: 8px; }
  .callout-box { padding: 20px 22px; }
  .checklist-box { padding: 24px 24px; }
  .article-cta-buttons {
    flex-direction: column; align-items: stretch;
    max-width: 280px; margin: 0 auto;
  }
  .related-section { padding: 72px 20px; }
}