/* ============================================
   CORE+ — Home Page Styles
   ============================================ */

/* ── Hero ─────────────────────────────────── */
#slider-section { background: var(--warm-white); padding: 5rem 0 0; overflow: hidden; }
.slider-outer   { position: relative; overflow: hidden; }
.slider-inner   { position: relative; width: 100%; height: 72svh; min-height: 480px; }

.slide {
  position: absolute; inset: 0;
  display: none;
  align-items: center;
  justify-content: space-between;
  background: var(--warm-white);
  overflow: visible;
}
.slide.is-active { display: flex; }

.slide-img-wrap {
  position: absolute;
  top: 0; right: -8vw;
  width: 58vw; height: 100%;
  display: flex; align-items: center; justify-content: center;
  overflow: visible; pointer-events: none;
}
.slide-bg-img {
  width: 112%; height: 112%;
  object-fit: contain; display: block;
}
.slide-placeholder {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 14rem; color: rgba(58,122,90,0.06);
  pointer-events: none; user-select: none;
}

.slide-content {
  position: relative; z-index: 2;
  padding: 0 4vw 0 8vw;
  width: 48%; max-width: 680px;
}
.slide-tag {
  font-size: 0.7rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 0.9rem;
}
.slide-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 8rem);
  font-weight: 600; line-height: 0.9;
  letter-spacing: 0.01em; display: block;
}
.slide-title-main   { display: block; color: var(--green-deep); }
.slide-title-accent { display: block; color: var(--green-main); }

.slide-desc {
  color: var(--text-soft);
  margin-top: 1rem; font-size: 0.92rem; line-height: 1.75;
  max-width: 420px;
}
.slide-cta {
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-top: 2rem; padding: 0.85rem 2.2rem;
  background: var(--green-main); color: var(--cream);
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.18em; text-transform: uppercase;
  text-decoration: none; border-radius: var(--radius-full);
  box-shadow: 0 4px 20px rgba(58,122,90,0.35);
  transition: background 0.2s, transform 0.15s;
}
.slide-cta:hover  { background: var(--green-mid); transform: scale(1.03); }

/* Dots */
.slider-ui {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 1rem; z-index: 20;
}
.slider-dots { display: flex; gap: 0.5rem; align-items: center; }
.slider-dot {
  width: 28px; height: 28px; border-radius: 50%;
  border: 1.5px solid rgba(58,122,90,0.25);
  background: transparent; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color 0.25s; padding: 0; position: relative;
}
.slider-dot::after {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: rgba(58,122,90,0.25);
  transition: background 0.25s, transform 0.25s;
}
.slider-dot.is-active            { border-color: var(--green-main); }
.slider-dot.is-active::after     { background: var(--green-main); transform: scale(1.4); }


.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--green-deep);
  line-height: 1;
}
.stat-num .plus {
  font-size: 1.4rem;
  color: var(--green-main);
}
.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  letter-spacing: 0.04em;
}
.stat-divider {
  width: 1px; height: 40px;
  background: var(--green-mist);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-img-wrap {
  position: relative;
  width: 100%;
  max-width: 420px;
}
.hero-img-placeholder {
  aspect-ratio: 3/4;
  background: linear-gradient(145deg, var(--green-mist), var(--green-foam));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(168,213,188,0.4);
}
.placeholder-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0.6;
}

.hero-card-float {
  position: absolute;
  background: var(--warm-white);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(168,213,188,0.3);
  z-index: 2;
  animation: float 4s ease-in-out infinite;
}
.card-float-1 { top: 10%; left: -10%; animation-delay: 0s; }
.card-float-2 { bottom: 15%; right: -8%; animation-delay: 2s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}
.card-float-icon { font-size: 1.4rem; }
.card-float-title { font-weight: 600; font-size: 0.9rem; color: var(--green-deep); }
.card-float-sub   { font-size: 0.75rem; color: var(--text-muted); }

.hero-scroll-hint {
  position: absolute;
  bottom: 2rem; left: var(--space-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.scroll-line {
  width: 40px; height: 1.5px;
  background: var(--green-soft);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%, 100% { width: 40px; opacity: 1; }
  50%       { width: 20px; opacity: 0.5; }
}

/* ── Trust Bar ────────────────────────────── */
.trust-bar {
  background: var(--green-foam);
  border-top: 1px solid var(--green-mist);
  border-bottom: 1px solid var(--green-mist);
  padding: 1.2rem var(--space-md);
}
.trust-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-mid);
}
.trust-icon { font-size: 1rem; }
.trust-sep  { color: var(--green-pale); font-size: 1.2rem; }

/* ── About ────────────────────────────────── */
.about-section {
  padding-top: var(--space-xl);
  padding-bottom: calc(var(--space-xl) + 2rem); /* extra for badge overflow */
}
.about-grid {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: var(--space-lg);
  align-items: start;
}
 
/* ─ Media col ─ */
.about-media { 
  position: relative; 
  padding-bottom: 3.5rem;   
}

.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 3/4;
  width: 100%;
  box-shadow: var(--shadow-lg);
  background: var(--green-mist);
  position: relative; /* cần cho badge định vị */
}

/* Badge tràn vào góc ảnh */
.about-badge-stat {
  position: absolute;
  bottom: 3.5rem;
  right: -1rem;
  background: var(--green-deep);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--warm-white);
  z-index: 2;
}

.stat-circle-num {
  display: block;
  font-family: "Times New Roman", Times, serif;
  font-size: 2.4rem;
  font-weight: 700;
  font-style: normal;
  line-height: 1;
  color: var(--cream);
  letter-spacing: -0.02em;
}

.stat-circle-label {
  font-size: 0.75rem;
  font-family: var(--font-body, sans-serif);
  font-style: normal;
  font-weight: 400;
  color: var(--green-pale);
  line-height: 1.5;
  margin-top: 0.25rem;
  text-align: center;
}
/* placeholder khi chưa có ảnh */
.about-img-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(160deg, var(--green-mist) 0%, var(--green-foam) 100%);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0.5rem; min-height: 460px;
}
.about-img-placeholder span { font-size: 3.5rem; opacity: 0.5; }
.about-img-placeholder p    { color: var(--text-muted); font-size: 0.8rem; }
 
/* Badge năm kinh nghiệm */
.about-badge-stat {
  position: absolute;
  bottom: 2rem;        /* đổi từ 0 */
  right: -1rem;
  background: var(--green-deep);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--warm-white);
  z-index: 2;
}
.stat-circle          { text-align: center; color: var(--cream); }
.stat-circle-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.stat-circle-label    { font-size: 0.75rem; color: var(--green-pale); line-height: 1.5; margin-top: 0.2rem; }
 
/* Credential tag dưới ảnh */
.about-credential-group {
  margin-top: 1.2rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.about-credential {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--green-foam);
  border: 1px solid var(--green-mist);
  border-radius: var(--radius-full);
  padding: 0.45rem 1rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--green-mid);
  letter-spacing: 0.04em;
}

.about-credential-dot {
  width: 6px; height: 6px;
  background: var(--green-soft);
  border-radius: 50%;
  flex-shrink: 0;
}
 
/* ─ Text col ─ */
.about-text { padding-top: 1rem; }
 
.about-name {
  font-family: var(--font-display);
  font-size: 2.2rem;        
  font-weight: 600;
  color: var(--green-deep);
  letter-spacing: 0.02em;
  margin-bottom: 0.5rem;
  font-style: italic;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
 
.about-meaning {
  margin-top: 1.5rem;
  background: var(--green-foam);
  border-left: 3px solid var(--green-soft);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.about-meaning-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.6;
}
.about-meaning-keyword {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--green-deep);
  min-width: 44px;
  flex-shrink: 0;
  padding-top: 1px;
}


 
.about-features { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.about-feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-mid);
}
.feature-dot {
  width: 8px; height: 8px;
  background: var(--green-soft);
  border-radius: 50%;
  flex-shrink: 0;
}
 

/* ── Stories ──────────────────────────────── */
.stories-section {
  position: relative;
  padding: clamp(4.5rem, 7vw, 6rem) clamp(2rem, 5vw, 4rem);
  margin-top: 1.5rem;
  border: 1px solid rgba(168, 213, 188, .24);
  border-radius: clamp(24px, 3vw, 40px);
  background:
    radial-gradient(circle at 92% 8%, rgba(212, 237, 224, .52), transparent 28%),
    linear-gradient(145deg, rgba(237, 247, 242, .5), rgba(254, 252, 248, .9) 48%);
}
.stories-section .section-label {
  margin-bottom: 1.25rem;
}
.stories-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  margin-bottom: 1.25rem;
}
.stories-header h2 {
  max-width: 720px;
}
.stories-header .btn {
  justify-self: end;
  box-shadow: 0 8px 24px rgba(58, 122, 90, .08);
}
.stories-intro {
  margin-bottom: 2.5rem;
  line-height: 1.75;
}
.stories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
  align-items: stretch;
  max-width: 1040px;
  margin: 0 auto;
}

/* Card */
.story-card {
  overflow: hidden;
  min-width: 0;
  border-radius: 18px;
  background: #fff;
  border-color: rgba(107, 184, 144, .35);
  box-shadow: 0 12px 34px rgba(26, 58, 46, .09);
}
.stories-grid .blog-fb-embed {
  width: 100%;
  height: 524px;
  min-height: 0 !important;
  overflow: hidden;
  background: #fff;
}
.stories-grid .blog-fb-embed iframe {
  display: block;
  width: 100%;
  height: 100% !important;
}
.stories-more {
  display: flex;
  justify-content: center;
  margin-top: 2.25rem;
}
.stories-more .btn {
  background: var(--warm-white);
}
.story-card-featured {
  background: var(--green-deep);
  border-color: transparent;
}

.story-card {
  opacity: 1 !important;
  transform: none !important;
}

.story-img-single {
  width: 100%;
  height: 360px;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.story-img-single img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: transform 0.5s var(--ease-smooth);
}
.story-card:hover .story-img-single img {
  transform: scale(1.04);
}

.img-fallback {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; color: var(--text-muted);
}
.story-tag {
  position: absolute;
  bottom: 6px; left: 6px;
  background: rgba(0,0,0,0.45);
  color: white;
  font-size: 0.62rem;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.story-tag-after { background: rgba(58,122,90,0.75); }
.story-arrow {
  color: var(--text-muted);
  font-size: 0.9rem;
  flex-shrink: 0;
  align-self: center;
}

/* Body */
.story-body { padding: 1.5rem; }

.story-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: .75rem;
}
.story-pill {
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: var(--green-foam);
  color: var(--green-main);
  border: 1px solid var(--green-mist);
}

.story-result {
  display: flex;
  align-items: baseline;
  gap: .4rem;
}
.story-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--green-main);
  line-height: 1;
}
.story-card-featured .story-num { color: var(--green-pale); }
.story-period { font-size: .9rem; color: var(--text-muted); }
.story-card-featured .story-period { color: var(--green-pale); opacity: .7; }

/* Metrics row (case 3) */
.story-metrics {
  display: flex;
  gap: 1rem;
  margin: .75rem 0;
  padding: .75rem;
  background: var(--green-foam);
  border-radius: var(--radius-md);
}
.story-metric { text-align: center; flex: 1; }
.metric-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--green-main);
}
.metric-key {
  display: block;
  font-size: .72rem;
  color: var(--text-muted);
  letter-spacing: .05em;
  margin-top: 2px;
}

/* Quote */
.story-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--text-mid);
  border-left: 2px solid var(--green-mist);
  padding-left: .75rem;
  margin: .75rem 0;
  line-height: 1.6;
}
.story-quote-featured {
  border-left-color: rgba(255,255,255,.2);
  color: var(--green-pale);
}

/* Author */
.story-author {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--green-mist);
}
.story-card-featured .story-author {
  border-top-color: rgba(255,255,255,.1);
}
.author-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--green-main);
  color: var(--cream);
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 600;
  flex-shrink: 0;
}

/* Responsive */
@media (max-width: 1024px) {
  .stories-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 640px) {
  .stories-grid { grid-template-columns: 1fr; }
  .stories-header { flex-direction: column; align-items: flex-start; }
}

/* ── Contact ──────────────────────────────── */
.contact-section {
  position: relative;
  padding: var(--space-xl) var(--space-md);
  background: var(--green-foam);
  overflow: hidden;
}
.contact-bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.5;
}
.contact-orb-1 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--green-mist), transparent);
  top: -80px; left: -80px;
}
.contact-orb-2 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, var(--green-pale), transparent);
  bottom: -60px; right: -60px;
  opacity: 0.3;
}
.contact-grid {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}
.contact-h2 { margin-top: 1rem; }

/* Contact links */
.contact-links {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-top: 2rem;
}
.contact-link-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--warm-white);
  border-radius: var(--radius-md);
  border: 1px solid rgba(168,213,188,0.4);
  transition: all var(--dur-mid) var(--ease-smooth);
  text-decoration: none;
  color: inherit;
}
.contact-link-item:hover {
  border-color: var(--green-soft);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}
.contact-link-icon svg {
  width: 18px; height: 18px;
  stroke: var(--green-main);
  stroke-width: 1.8;
  color: var(--green-main);
}

.contact-link-icon svg {
  width: 18px; height: 18px;
  stroke: var(--green-main);
  stroke-width: 1.8;
}
.contact-link-val {
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-top: 2px;
}

/* Form panel */
.contact-form-panel {
  background: var(--warm-white);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(168,213,188,0.3);
}
.contact-form-header { margin-bottom: 1.75rem; }

.f-group { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1.25rem; }
.f-label {
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dark);
}
.f-input {
  width: 100%;
  padding: .85rem 1rem;
  border: 1.5px solid var(--green-mist);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: .9rem;
  color: var(--text-dark);
  background: var(--warm-white);
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.f-input:focus {
  border-color: var(--green-main);
  box-shadow: 0 0 0 3px rgba(58,122,90,0.1);
}
.f-input::placeholder { color: var(--text-muted); }
.f-textarea { resize: vertical; min-height: 110px; }
.f-submit {
  width: 100%;
  justify-content: center;
  margin-top: .5rem;
  font-size: .85rem;
  padding: 1rem;
}

/* Success state */
.f-success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 2rem;
  background: var(--warm-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(168,213,188,0.3);
  min-height: 300px;
}
.f-success-icon {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--green-main);
  color: var(--cream);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ── Footer ───────────────────────────────── */
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.footer-col { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col-title {
  font-weight: 500;
  color: var(--cream);
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.footer-col a { font-size: 0.875rem; color: var(--green-pale); }
.footer-col a:hover { color: var(--cream); }
.footer-socials { display: flex; gap: 0.6rem; margin-top: 1.5rem; }
.social-btn {
  width: 36px; height: 36px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--green-pale);
  text-transform: uppercase;
  transition: all var(--dur-fast);
}
.social-btn:hover { background: rgba(255,255,255,0.15); color: var(--cream); }
.footer-bottom {
  max-width: 1200px;
  margin: var(--space-md) auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--green-pale);
}

/* ── Responsive ───────────────────────────── */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; padding-top: 7rem; text-align: center; }
  .hero-visual { display: none; }
  .hero-stats { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .about-grid { grid-template-columns: 1fr; }
  .about-media { display: none; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .stories-grid  { grid-template-columns: repeat(2, 1fr); }
  .footer-inner  { grid-template-columns: 1fr; }
  .footer-links  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .products-grid { grid-template-columns: 1fr; }
  .stories-grid  { grid-template-columns: 1fr; }
  .hero-stats    { flex-direction: column; gap: 1rem; }
  .stat-divider  { display: none; }
  .footer-links  { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
  .trust-sep     { display: none; }
  .trust-inner   { gap: 1rem; }
  .trust-item    { font-size: 0.8rem; }
}

blog-preview-section { padding-top: var(--space-xl); padding-bottom: var(--space-xl); }
.blog-preview-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 3rem;
  gap: 1.5rem;
}
.blog-preview-header h2 { margin-top: 0.5rem; }
 
/* Grid 2 cột */
.blog-preview-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
 
/* Card */
.blog-card {
  background: var(--warm-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(168,213,188,0.3);
  transition: transform var(--dur-mid) var(--ease-smooth),
              box-shadow var(--dur-mid) var(--ease-smooth);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}
 
/* Ảnh */
.blog-card-img-wrap {
  position: relative;
  display: block;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--green-mist);
}
.blog-card-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--dur-slow) var(--ease-smooth);
}
.blog-card:hover .blog-card-img-wrap img {
  transform: scale(1.04);
}
.blog-card-img-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--green-mist), var(--green-foam));
  font-size: 3rem;
}
 
/* Tag */
.blog-tag {
  position: absolute;
  top: 1rem; left: 1rem;
  background: var(--green-deep);
  color: var(--green-pale);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  z-index: 1;
}
 
/* Body */
.blog-card-body {
  padding: 1.75rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-date {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.blog-card-title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--text-dark);
  line-height: 1.3;
  margin-bottom: 0.85rem;
}
.blog-card-title a {
  color: inherit;
  transition: color var(--dur-fast);
}
.blog-card-title a:hover { color: var(--green-main); }
 
.blog-excerpt {
  font-size: 0.88rem;
  color: var(--text-soft);
  line-height: 1.75;
  margin-bottom: 1.25rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
 
/* Footer card */
.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid rgba(168,213,188,0.25);
}
.blog-fb-link {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: color var(--dur-fast);
}
.blog-fb-link:hover { color: var(--green-main); }
 
/* Responsive */
@media (max-width: 768px) {
  .blog-preview-grid { grid-template-columns: 1fr; }
  .blog-preview-header { flex-direction: column; align-items: flex-start; }
  .blog-card-body { padding: 1.25rem; }
  .blog-card-title { font-size: 1.25rem; }
}