/* ==========================================================================
   STYLE.CSS - INTERACTIVE DATA JOURNALISM & LONGFORM EMAGAZINE
   Phát triển vùng đồng bào dân tộc thiểu số và miền núi
   ========================================================================== */

/* --- GOOGLE FONTS IMPORT --- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Merriweather:ital,wght@0,300;0,400;0,700;1,300;1,400&family=Playfair+Display:ital,wght@0,600;0,700;0,800;0,900;1,600;1,700&display=swap');

/* --- DESIGN SYSTEM & TOKENS --- */
:root {
  /* Color Palette - Data Journalism Prestige & Highlands Nature */
  --color-bg-main: #fcfbf8;
  --color-bg-surface: #ffffff;
  --color-bg-subtle: #f4efe6;
  --color-bg-dark: #121815;
  --color-bg-dark-card: #1c2622;
  
  --color-text-primary: #1e2621;
  --color-text-secondary: #4a554e;
  --color-text-muted: #6b776f;
  --color-text-light: #f3f4f6;
  --color-text-light-muted: #9ca3af;
  
  /* Highlands & Policy Accents */
  --color-primary-forest: #14532d;
  --color-primary-emerald: #059669;
  --color-primary-sage: #34d399;
  --color-primary-tint: #ecfdf5;
  
  --color-accent-terracotta: #b91c1c;
  --color-accent-crimson: #991b1b;
  --color-accent-ochre: #d97706;
  --color-accent-gold: #f59e0b;
  --color-accent-amber-light: #fef3c7;
  
  --color-border: #e6dfd5;
  --color-border-subtle: #ede8e1;
  --color-border-dark: #2a3731;

  /* Typography Scales (Cỡ chữ tối thiểu toàn trang >= 16px, infographic >= 18px) */
  --font-serif: 'Merriweather', Georgia, serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --text-base: 1.1875rem; /* 19px - Tối ưu cho đọc bài dài */
  --text-lead: 1.375rem;  /* 22px */
  --text-caption: 1.0625rem; /* 17px */
  --text-sm: 1rem;       /* 16px - Cỡ tối thiểu toàn trang */
  
  /* Infographic Standard Sizes (Tối thiểu 18px) */
  --info-text-min: 1.125rem; /* 18px */
  --info-text-md: 1.25rem;   /* 20px */
  --info-text-lg: 1.5rem;    /* 24px */
  --info-text-xl: 2rem;      /* 32px */
  --info-text-num: 3.25rem;  /* 52px */

  /* Spacing & Layout */
  --content-max-width: 780px;
  --wide-max-width: 1180px;
  --full-max-width: 1400px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-subtle: 0 4px 20px rgba(20, 45, 30, 0.05);
  --shadow-elevated: 0 12px 36px rgba(18, 38, 25, 0.09);
  --shadow-glow: 0 0 30px rgba(5, 150, 105, 0.2);
  --shadow-dark: 0 20px 40px rgba(0, 0, 0, 0.4);

  /* Transitions */
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease-out;
}

/* --- RESET & GLOBAL STYLES --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px; /* Cỡ tối thiểu toàn trang 16px */
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--color-bg-main);
  color: var(--color-text-primary);
  font-family: var(--font-serif);
  font-size: var(--text-base);
  line-height: 1.85;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-main);
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary-emerald);
}

/* Selection Highlight */
::selection {
  background-color: #d1fae5;
  color: var(--color-primary-forest);
}

/* --- READING PROGRESS BAR (STICKY TOP) --- */
#reading-progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background-color: rgba(220, 225, 222, 0.4);
  z-index: 1000;
}

#reading-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary-forest), var(--color-primary-emerald), var(--color-accent-ochre));
  transition: width 0.1s ease-out;
}

/* --- FLOATING SECTION INDICATOR (MINIMALIST, KHÔNG MENU PHỨC TẠP) --- */
.reading-tracker {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  border: 1px solid rgba(0, 0, 0, 0.08);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.reading-tracker-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tracker-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d1d5db;
  transition: var(--transition-smooth);
  cursor: pointer;
}

.tracker-dot.active {
  background: var(--color-primary-emerald);
  transform: scale(1.3);
  box-shadow: 0 0 8px rgba(5, 150, 105, 0.6);
}

.reading-tracker-label {
  color: var(--color-text-secondary);
  font-size: 1rem;
  letter-spacing: 0.02em;
}

/* --- TOP META HEADER --- */
.top-meta-header {
  background: #ffffff;
  border-bottom: 1px solid var(--color-border-subtle);
  padding: 12px 24px;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-text-secondary);
}

.top-meta-container {
  max-width: var(--wide-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.9375rem;
  color: var(--color-accent-terracotta);
}

.meta-badge-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent-terracotta);
  box-shadow: 0 0 0 0 rgba(185, 28, 28, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(185, 28, 28, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(185, 28, 28, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(185, 28, 28, 0); }
}

.meta-info-group {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 1rem;
}

/* --- HERO SECTION (FULL IMPACT VISUAL) --- */
.hero-section {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
  padding: 80px 24px 70px;
  background-color: var(--color-bg-dark);
}

.hero-background-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-image {
  width: 100%;
  height: 115%;
  object-fit: cover;
  object-position: center 30%;
  filter: brightness(0.72) contrast(1.1);
  transform: translateY(0);
  will-change: transform;
}

.hero-gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(18, 24, 21, 0.25) 0%,
    rgba(18, 24, 21, 0.55) 45%,
    rgba(18, 24, 21, 0.95) 100%
  );
}

.hero-content-container {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
  color: var(--color-text-light);
  text-align: left;
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 1.0625rem; /* 17px */
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fcd34d;
  background: rgba(217, 119, 6, 0.25);
  border: 1px solid rgba(251, 191, 36, 0.4);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.85rem);
  font-weight: 800;
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: #ffffff;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.6);
  margin-bottom: 32px;
}

.hero-sapo-box {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-left: 4px solid #34d399;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 28px 32px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 32px;
}

.hero-sapo-text {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.2vw, 1.375rem);
  line-height: 1.8;
  color: #f9fafb;
  margin-bottom: 18px;
}

.hero-sapo-text:last-child {
  margin-bottom: 0;
}

.hero-byline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.85);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 20px;
}

.byline-author {
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.author-badge-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary-emerald);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}

.hero-scroll-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #34d399;
  font-weight: 600;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

/* --- MAIN ARTICLE CONTAINER --- */
.article-wrapper {
  max-width: var(--wide-max-width);
  margin: 0 auto;
  padding: 60px 24px 100px;
}

/* --- SECTION STRUCTURE --- */
.article-section {
  position: relative;
  margin-bottom: 90px;
  opacity: 1; /* Luôn hiển thị nội dung 100%, không bao giờ để opacity: 0 làm trống trang */
  transform: none;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.article-section.is-visible {
  opacity: 1;
  transform: none;
}

.section-header-block {
  text-align: center;
  max-width: var(--content-max-width);
  margin: 0 auto 48px;
}

.section-number-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-bg-subtle);
  color: var(--color-primary-forest);
  border: 1px solid var(--color-border);
  padding: 6px 18px;
  border-radius: var(--radius-full);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.8vw, 2.75rem);
  font-weight: 800;
  line-height: 1.28;
  color: var(--color-primary-forest);
  position: relative;
  padding-bottom: 22px;
}

.section-heading::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 72px;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary-forest), var(--color-accent-terracotta));
  border-radius: 2px;
}

/* --- PROSE BODY TEXT --- */
.prose-content {
  max-width: var(--content-max-width);
  margin: 0 auto;
}

.prose-p {
  font-size: var(--text-base); /* 19px */
  line-height: 1.9;
  color: var(--color-text-primary);
  margin-bottom: 28px;
  text-align: justify;
}

/* Drop Cap for first paragraph of sections */
.prose-p.has-dropcap::first-letter {
  font-family: var(--font-display);
  font-size: 4rem;
  line-height: 0.85;
  float: left;
  margin-top: 6px;
  margin-right: 14px;
  color: var(--color-primary-forest);
  font-weight: 700;
}

.prose-p strong {
  color: var(--color-primary-forest);
  font-weight: 700;
}

/* Pullquote inside prose */
.pullquote-container {
  max-width: var(--content-max-width);
  margin: 44px auto;
  padding: 24px 32px;
  border-left: 5px solid var(--color-accent-ochre);
  background: #fffbf2;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.pullquote-text {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: italic;
  line-height: 1.65;
  color: #92400e;
  margin: 0;
}

/* --- EDITORIAL IMAGE CONTAINER --- */
.editorial-photo-card {
  max-width: 1040px;
  margin: 48px auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-elevated);
  background: #ffffff;
  border: 1px solid var(--color-border);
}

.photo-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 520px;
  overflow: hidden;
}

.editorial-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.editorial-photo-card:hover .editorial-img {
  transform: scale(1.025);
}

.photo-caption {
  padding: 16px 24px;
  font-family: var(--font-sans);
  font-size: 1.0625rem; /* 17px */
  color: var(--color-text-secondary);
  line-height: 1.6;
  border-top: 1px solid var(--color-border-subtle);
  background: #ffffff;
  display: flex;
  align-items: center;
  gap: 12px;
}

.photo-caption-icon {
  color: var(--color-primary-emerald);
  flex-shrink: 0;
}

/* ==========================================================================
   INFOGRAPHICS COMPONENT SYSTEM
   Quy tắc: Thuần dữ liệu từ bài, SVG, icon, biểu đồ & số liệu; ít chữ.
   Cỡ chữ tối thiểu tại infographic là 18px!
   ========================================================================== */
.infographic-wrapper {
  max-width: 1100px;
  margin: 54px auto;
  background: var(--color-bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-elevated);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

/* Top Accent bar for Infographic */
.infographic-wrapper::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--color-primary-forest), var(--color-primary-emerald), var(--color-accent-terracotta));
}

.infographic-header {
  margin-bottom: 34px;
  border-bottom: 2px solid var(--color-border-subtle);
  padding-bottom: 22px;
}

.info-badge-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.info-category-tag {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent-terracotta);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.info-source-tag {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  font-weight: 600;
  color: var(--color-text-muted);
}

.infographic-title {
  font-family: var(--font-sans);
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 800;
  line-height: 1.35;
  color: var(--color-primary-forest);
  margin-bottom: 8px;
}

.infographic-subtitle {
  font-family: var(--font-sans);
  font-size: 1.1875rem; /* 19px */
  line-height: 1.6;
  color: var(--color-text-secondary);
}

/* --------------------------------------------------------------------------
   INFOGRAPHIC 1: TÍCH HỢP 3 CHƯƠNG TRÌNH & 423.000 TỶ ĐỒNG
   -------------------------------------------------------------------------- */
.info1-stat-banner {
  background: linear-gradient(135deg, #064e3b 0%, #065f46 60%, #047857 100%);
  border-radius: var(--radius-md);
  padding: 34px;
  color: #ffffff;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 32px;
  align-items: center;
  margin-bottom: 36px;
  box-shadow: 0 12px 30px rgba(6, 78, 59, 0.25);
}

.info1-number-group {
  border-right: 1px solid rgba(255, 255, 255, 0.2);
  padding-right: 28px;
}

.info1-stat-label {
  font-family: var(--font-sans);
  font-size: 1.1875rem; /* 19px */
  font-weight: 600;
  color: #a7f3d0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.info1-counter-flex {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}

.info1-counter-value {
  font-family: var(--font-sans);
  font-size: clamp(2.8rem, 5vw, 4.25rem);
  font-weight: 800;
  line-height: 1;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.info1-counter-unit {
  font-family: var(--font-sans);
  font-size: clamp(1.4rem, 2.5vw, 1.875rem);
  font-weight: 700;
  color: #fef08a;
}

.info1-stat-note {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  color: rgba(255, 255, 255, 0.9);
  margin-top: 10px;
  line-height: 1.5;
}

.info1-framework-badge {
  font-family: var(--font-sans);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.info1-badge-item {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
}

.info1-badge-title {
  font-size: 1.125rem; /* 18px */
  font-weight: 700;
  color: #fef08a;
  margin-bottom: 4px;
}

.info1-badge-desc {
  font-size: 1.125rem; /* 18px */
  color: #e2e8f0;
  line-height: 1.45;
}

/* Sơ đồ hội tụ 3 chương trình vào 1 khung */
.info1-convergence-diagram {
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  margin-bottom: 34px;
}

.diagram-section-title {
  font-family: var(--font-sans);
  font-size: 1.35rem; /* 21.6px */
  font-weight: 700;
  color: var(--color-primary-forest);
  text-align: center;
  margin-bottom: 24px;
}

.convergence-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.convergence-program-card {
  background: #ffffff;
  border: 2px solid #e2e8f0;
  border-radius: var(--radius-sm);
  padding: 20px 18px;
  text-align: center;
  transition: var(--transition-smooth);
}

.convergence-program-card:hover {
  border-color: var(--color-primary-emerald);
  transform: translateY(-4px);
  box-shadow: var(--shadow-subtle);
}

.program-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.prog-icon-1 { background: #fee2e2; color: #dc2626; }
.prog-icon-2 { background: #fef3c7; color: #d97706; }
.prog-icon-3 { background: #d1fae5; color: #059669; }

.program-name {
  font-family: var(--font-sans);
  font-size: 1.1875rem; /* 19px */
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.45;
}

/* Khung chính sách hợp nhất */
.convergence-hub {
  background: linear-gradient(90deg, #1e293b, #0f172a);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  position: relative;
  margin-top: 14px;
}

.hub-title {
  font-family: var(--font-sans);
  font-size: 1.375rem; /* 22px */
  font-weight: 800;
  color: #38bdf8;
  margin-bottom: 8px;
}

.hub-desc {
  font-family: var(--font-sans);
  font-size: 1.1875rem; /* 19px */
  color: #cbd5e1;
  max-width: 700px;
  margin: 0 auto;
}

/* 4 Mắt xích chuỗi liên kết */
.info1-links-chain {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.chain-item {
  background: #ffffff;
  border-top: 4px solid var(--color-primary-emerald);
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  padding: 18px 14px;
  text-align: center;
}

.chain-step {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px */
  font-weight: 800;
  color: var(--color-primary-emerald);
  margin-bottom: 6px;
}

.chain-title {
  font-family: var(--font-sans);
  font-size: 1.1875rem; /* 19px */
  font-weight: 700;
  color: var(--color-text-primary);
}

/* --------------------------------------------------------------------------
   INFOGRAPHIC 2: HTX YẾN DƯƠNG & CHUYỂN ĐỔI SỐ THIÊN AN
   -------------------------------------------------------------------------- */
.info2-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  margin-bottom: 32px;
}

/* Card Yến Dương */
.info2-card-left {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-md);
  padding: 30px;
}

.info2-card-right {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--radius-md);
  padding: 30px;
}

.coop-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.coop-name {
  font-family: var(--font-sans);
  font-size: 1.45rem; /* 23px */
  font-weight: 800;
  color: var(--color-primary-forest);
}

.coop-founder-badge {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  font-weight: 600;
  color: #166534;
  background: #dcfce7;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.coop-name.blue {
  color: #1e40af;
}

.coop-founder-badge.blue {
  color: #1e40af;
  background: #dbeafe;
}

.stats-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 26px;
}

.stat-box-inner {
  background: #ffffff;
  border-radius: var(--radius-sm);
  padding: 20px 16px;
  text-align: center;
  box-shadow: var(--shadow-subtle);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.stat-inner-value {
  font-family: var(--font-sans);
  font-size: 3rem; /* 48px */
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary-forest);
  margin-bottom: 6px;
}

.stat-inner-label {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  font-weight: 600;
  color: var(--color-text-secondary);
}

/* OCOP Breakdown Chart SVG */
.ocop-chart-card {
  background: #ffffff;
  border-radius: var(--radius-sm);
  padding: 20px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  margin-bottom: 22px;
}

.chart-title-sm {
  font-family: var(--font-sans);
  font-size: 1.1875rem; /* 19px */
  font-weight: 700;
  color: var(--color-primary-forest);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ocop-progress-bars {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ocop-bar-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bar-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px */
  font-weight: 600;
  color: var(--color-text-primary);
}

.bar-track {
  width: 100%;
  height: 16px;
  background: #e2e8f0;
  border-radius: 8px;
  overflow: hidden;
}

.bar-fill-4star {
  height: 100%;
  width: 50%; /* Đảm bảo luôn hiển thị 50%, không bị rỗng */
  background: linear-gradient(90deg, #f59e0b, #d97706);
  border-radius: 8px;
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.bar-fill-3star {
  height: 100%;
  width: 50%; /* Đảm bảo luôn hiển thị 50%, không bị rỗng */
  background: linear-gradient(90deg, #10b981, #059669);
  border-radius: 8px;
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Danh mục sản phẩm OCOP & Thảo dược */
.products-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.product-chip {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px */
  font-weight: 600;
  background: #ffffff;
  color: var(--color-text-primary);
  border: 1px solid #bbf7d0;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.product-chip.blue {
  border-color: #bfdbfe;
  color: #1e3a8a;
}

/* Thẻ số hóa Thiên An & Nền tảng TMĐT */
.digital-features-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 18px;
}

.digital-feature-box {
  background: #ffffff;
  border-radius: var(--radius-sm);
  padding: 18px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.digital-icon-wrap {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: #dbeafe;
  color: #2563eb;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.digital-box-content h5 {
  font-family: var(--font-sans);
  font-size: 1.1875rem; /* 19px */
  font-weight: 700;
  color: #1e3a8a;
  margin-bottom: 4px;
}

.digital-box-content p {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
}

/* --------------------------------------------------------------------------
   INFOGRAPHIC 3: NGUYÊN TẮC QUẢN TRỊ NGUỒN LỰC & TAM GIÁC HỢP LỰC
   -------------------------------------------------------------------------- */
.info3-principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 36px;
}

.principle-card {
  background: #ffffff;
  border: 2px solid #e2e8f0;
  border-radius: var(--radius-md);
  padding: 26px 20px;
  text-align: center;
  transition: var(--transition-smooth);
}

.principle-card:hover {
  border-color: var(--color-accent-terracotta);
  transform: translateY(-4px);
  box-shadow: var(--shadow-subtle);
}

.principle-num {
  font-family: var(--font-sans);
  font-size: 2rem; /* 32px */
  font-weight: 800;
  color: var(--color-accent-terracotta);
  margin-bottom: 8px;
}

.principle-title {
  font-family: var(--font-sans);
  font-size: 1.25rem; /* 20px */
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.principle-desc {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* Sơ đồ Tam giác 3 Chủ thể */
.info3-triangle-box {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  color: #ffffff;
}

.triangle-title-center {
  font-family: var(--font-sans);
  font-size: 1.35rem; /* 21.6px */
  font-weight: 800;
  color: #38bdf8;
  text-align: center;
  margin-bottom: 28px;
}

.triangle-actors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 28px;
}

.actor-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 22px 18px;
  text-align: center;
}

.actor-card.highlight {
  background: rgba(16, 185, 129, 0.15);
  border: 2px solid #34d399;
}

.actor-role {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  font-weight: 700;
  text-transform: uppercase;
  color: #cbd5e1;
  margin-bottom: 6px;
}

.actor-card.highlight .actor-role {
  color: #6ee7b7;
}

.actor-name {
  font-family: var(--font-sans);
  font-size: 1.35rem; /* 21.6px */
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 8px;
}

.actor-mandate {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px min */
  color: #94a3b8;
  line-height: 1.45;
}

.actor-card.highlight .actor-mandate {
  color: #e2e8f0;
}

/* Thước đo chuyển dịch: Từ Cho con cá sang Trao cần câu */
.paradigm-shift-bar {
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.shift-side {
  font-family: var(--font-sans);
  text-align: center;
  flex: 1;
}

.shift-label {
  font-size: 1.125rem; /* 18px */
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.shift-title {
  font-size: 1.35rem; /* 21.6px */
  font-weight: 800;
  color: #f87171;
}

.shift-title.success {
  color: #34d399;
}

.shift-arrow-center {
  font-size: 2rem;
  color: #fbbf24;
}

/* --- FOOTER & BYLINE ARTICLE END --- */
.article-footer-block {
  max-width: var(--content-max-width);
  margin: 70px auto 0;
  padding-top: 36px;
  border-top: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.article-signoff {
  font-family: var(--font-sans);
}

.author-signature-title {
  font-size: 1.125rem; /* 18px */
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.author-signature-name {
  font-family: var(--font-display);
  font-size: 1.75rem; /* 28px */
  font-weight: 800;
  color: var(--color-primary-forest);
  margin-top: 4px;
}

.article-policy-tag {
  font-family: var(--font-sans);
  font-size: 1.125rem; /* 18px */
  font-weight: 700;
  color: var(--color-accent-terracotta);
  background: #fee2e2;
  border: 1px solid #fecaca;
  padding: 8px 18px;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   RESPONSIVE DESIGN (DESKTOP, TABLET & MOBILE)
   ========================================================================== */
@media (max-width: 1024px) {
  .info2-grid {
    grid-template-columns: 1fr;
  }
  
  .info1-links-chain {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  html {
    font-size: 16px;
  }
  
  body {
    line-height: 1.75;
  }

  .top-meta-container {
    justify-content: center;
    text-align: center;
  }

  .hero-section {
    min-height: 85vh;
    padding: 60px 16px 50px;
  }

  .hero-title {
    font-size: 2.15rem;
    line-height: 1.25;
  }

  .hero-sapo-box {
    padding: 20px;
  }

  .article-wrapper {
    padding: 40px 16px 80px;
  }

  .infographic-wrapper {
    padding: 24px 18px;
    margin: 40px -8px;
    border-radius: var(--radius-md);
  }

  .info1-stat-banner {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 20px;
  }

  .info1-number-group {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-right: 0;
    padding-bottom: 20px;
  }

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

  .info1-links-chain {
    grid-template-columns: 1fr;
  }

  .info3-principles-grid {
    grid-template-columns: 1fr;
  }

  .triangle-actors-grid {
    grid-template-columns: 1fr;
  }

  .paradigm-shift-bar {
    flex-direction: column;
    text-align: center;
  }

  .reading-tracker {
    bottom: 16px;
    padding: 6px 14px;
  }
}