/* ===== Hero Background ===== */
.hero-blog {
  background:
    linear-gradient(135deg, rgba(9, 31, 44, 0.90) 0%, rgba(12, 53, 71, 0.86) 50%, rgba(19, 75, 99, 0.80) 100%),
    url('https://images.unsplash.com/photo-1455390582262-044cdead277a?w=1600&auto=format&fit=crop') center/cover no-repeat;
}

/* ===== Hero Trust Strip ===== */
.hero-trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 32px;
  margin-top: 32px;
  padding-top: 24px;
  max-width: 800px;
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #E2E8F0;
  font-size: 0.95rem;
  font-weight: 500;
}
.hero-trust-item i {
  color: #4ADE80;
  font-size: 1.1rem;
  flex-shrink: 0;
}
@media (max-width: 768px) {
  .hero-trust-strip { gap: 14px; margin-top: 24px; padding-top: 18px; }
  .hero-trust-item { font-size: 0.9rem; flex: 1 1 100%; }
}

/* ===== Alert Strip ===== */
.blog-alert-strip {
  background: linear-gradient(90deg, #FEF2F2 0%, #FEE2E2 100%);
  border-top: 1px solid #FECACA;
  border-bottom: 1px solid #FECACA;
  padding: 14px 0;
}
.alert-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.alert-icon {
  width: 36px;
  height: 36px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.95rem;
}
.alert-text {
  color: #7F1D1D;
  font-size: 0.98rem;
}
.alert-text strong {
  color: #991B1B;
  margin-right: 6px;
}
.alert-text a {
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}
.alert-text a:hover { text-decoration: underline; }

/* ===== Article Grid (Featured Cards) ===== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 20px;
}
.article-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #E8EEF2;
  border-radius: 14px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 2px 14px rgba(12, 53, 71, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.article-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 36px rgba(12, 53, 71, 0.13);
  border-color: #D0DEE6;
}

.article-card-feature {
  grid-column: 1 / -1;
  flex-direction: row;
}
.article-card-feature .article-thumb {
  flex: 0 0 48%;
  min-height: 320px;
}
.article-card-feature .article-body {
  flex: 1;
  padding: 36px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.article-card-feature h3 {
  font-size: 1.7rem;
  line-height: 1.25;
}
.article-card-feature p {
  font-size: 1rem;
}

.article-thumb {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: #E8EEF2;
}
.article-card-feature .article-thumb {
  aspect-ratio: auto;
}
.article-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.article-card:hover .article-thumb img {
  transform: scale(1.06);
}
.article-cat {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(12, 53, 71, 0.92);
  color: #fff;
  padding: 6px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  backdrop-filter: blur(6px);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-cat i {
  font-size: 0.7rem;
  color: #4ADE80;
}

.article-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.article-meta {
  display: flex;
  gap: 16px;
  color: #7A8993;
  font-size: 0.8rem;
  margin-bottom: 10px;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.article-meta i {
  color: var(--blue-accent);
  font-size: 0.75rem;
}

.article-body h3 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.2rem;
  color: var(--primary-dark);
  margin: 0 0 10px;
  font-weight: 700;
  line-height: 1.35;
}
.article-body p {
  color: #4A5A66;
  font-size: 0.93rem;
  line-height: 1.6;
  margin: 0 0 16px;
  flex: 1;
}
.article-read {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.25s ease;
}
.article-card:hover .article-read {
  gap: 10px;
}

@media (max-width: 920px) {
  .article-card-feature { flex-direction: column; }
  .article-card-feature .article-thumb { flex: 1 0 auto; min-height: 240px; }
  .article-card-feature .article-body { padding: 24px; }
  .article-card-feature h3 { font-size: 1.35rem; }
}
@media (max-width: 680px) {
  .article-grid { grid-template-columns: 1fr; gap: 22px; }
}

/* ===== Blog Article (Full Post) ===== */
.blog-article {
  padding: 70px 0;
  border-top: 1px solid #E8EEF2;
  background: #fff;
  scroll-margin-top: 100px;
}
.blog-article-alt {
  background: linear-gradient(180deg, #FAFBFC 0%, #F4F8FA 100%);
}

.article-wrap {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 50px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: start;
}

/* ===== Article Sidebar ===== */
.article-sidebar {
  position: sticky;
  top: 100px;
}
.sidebar-widget {
  background: #fff;
  border: 1px solid #E8EEF2;
  border-radius: 10px;
  padding: 20px 18px;
  margin-bottom: 16px;
  box-shadow: 0 2px 10px rgba(12, 53, 71, 0.04);
}
.blog-article-alt .sidebar-widget {
  background: #fff;
}
.sidebar-widget h4 {
  font-family: 'Poppins', sans-serif;
  font-size: 0.75rem;
  color: var(--primary-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid #E8EEF2;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}
.sidebar-widget h4 i { color: var(--accent); }
.sidebar-widget ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sidebar-widget li {
  margin: 0;
}
.sidebar-widget li a {
  display: block;
  padding: 7px 10px 7px 14px;
  color: #4A5A66;
  text-decoration: none;
  font-size: 0.86rem;
  border-left: 2px solid #E8EEF2;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
  line-height: 1.4;
}
.sidebar-widget li a:hover {
  color: var(--primary-dark);
  border-left-color: var(--accent);
  background: #F4F8FA;
}

.sidebar-cta {
  background: linear-gradient(135deg, #0C3547 0%, #134B63 100%);
  color: #fff;
  border-radius: 10px;
  padding: 22px 18px;
  text-align: center;
}
.sidebar-cta i {
  width: 44px;
  height: 44px;
  background: rgba(214, 48, 49, 0.2);
  border: 1px solid rgba(214, 48, 49, 0.4);
  color: #ff6b6b;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 10px;
}
.sidebar-cta p {
  color: #C9D4DD;
  font-size: 0.88rem;
  margin: 0 0 12px;
  line-height: 1.4;
}
.sidebar-cta .btn {
  width: 100%;
  justify-content: center;
  font-size: 0.9rem;
}

/* ===== Article Main ===== */
.article-main {
  max-width: 100%;
  min-width: 0;
}

.article-header {
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid #E8EEF2;
}
.article-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.article-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #E8F4F8;
  color: var(--primary);
  padding: 5px 11px;
  border-radius: 50px;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.article-tag i { font-size: 0.7rem; color: var(--blue-accent); }
.article-tag.tag-urgent {
  background: #FEE2E2;
  color: #991B1B;
}
.article-tag.tag-urgent i { color: var(--accent); }
.article-tag.tag-seasonal {
  background: #DBEAFE;
  color: #1E40AF;
}
.article-tag.tag-seasonal i { color: #2563EB; }
.article-tag.tag-tips {
  background: #FEF3C7;
  color: #92400E;
}
.article-tag.tag-tips i { color: #D97706; }

.article-header h2 {
  font-family: 'Poppins', sans-serif;
  font-size: 2.2rem;
  color: var(--primary-dark);
  line-height: 1.2;
  margin: 0 0 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.article-byline {
  display: flex;
  align-items: center;
  gap: 12px;
}
.byline-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.byline-name {
  font-family: 'Poppins', sans-serif;
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 0.95rem;
}
.byline-meta {
  color: #7A8993;
  font-size: 0.82rem;
}

/* ===== Article Content Typography ===== */
.article-content {
  color: #2A3A46;
  font-size: 1.02rem;
  line-height: 1.78;
}
.article-content p {
  margin: 0 0 18px;
}
.article-content a {
  color: var(--accent);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: rgba(214, 48, 49, 0.3);
  text-underline-offset: 3px;
}
.article-content a:hover {
  text-decoration-color: var(--accent);
}

.article-lead {
  font-size: 1.2rem;
  color: var(--primary-dark);
  line-height: 1.6;
  font-weight: 500;
  margin: 0 0 22px;
  padding-left: 18px;
  border-left: 4px solid var(--accent);
}

.article-content h3 {
  font-family: 'Poppins', sans-serif;
  font-size: 1.35rem;
  color: var(--primary-dark);
  margin: 36px 0 14px;
  font-weight: 700;
  line-height: 1.3;
  scroll-margin-top: 100px;
}
.article-content h3 .sign-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  font-size: 0.92rem;
  margin-right: 10px;
  vertical-align: middle;
  font-weight: 800;
}

.article-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}
.article-list li {
  position: relative;
  padding: 7px 0 7px 28px;
  color: #2A3A46;
  font-size: 1rem;
  line-height: 1.65;
}
.article-list li::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 17px;
  width: 7px;
  height: 7px;
  background: var(--blue-accent);
  border-radius: 50%;
}
.article-list li strong {
  color: var(--primary-dark);
}

/* ===== Pull Quote ===== */
.pull-quote {
  position: relative;
  margin: 32px 0;
  padding: 28px 32px 28px 56px;
  background: linear-gradient(135deg, #F4F8FA 0%, #E8F4F8 100%);
  border-left: 4px solid var(--primary);
  border-radius: 0 10px 10px 0;
  font-family: 'Poppins', sans-serif;
  font-size: 1.2rem;
  line-height: 1.5;
  color: var(--primary-dark);
  font-weight: 600;
  font-style: italic;
}
.pull-quote i {
  position: absolute;
  top: 24px;
  left: 22px;
  font-size: 1.2rem;
  color: var(--accent);
  opacity: 0.8;
}

/* ===== Timeline Step (10-minute article) ===== */
.timeline-step {
  display: flex;
  gap: 20px;
  margin: 22px 0;
  padding: 20px 22px;
  background: #FAFBFC;
  border: 1px solid #E8EEF2;
  border-radius: 10px;
  scroll-margin-top: 100px;
}
.timeline-step-highlight {
  background: linear-gradient(135deg, #FEF2F2 0%, #FEE2E2 100%);
  border-color: #FECACA;
  border-left: 4px solid var(--accent);
}
.step-time {
  flex-shrink: 0;
  min-width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  border-radius: 10px;
  font-family: 'Poppins', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  padding: 0 10px;
}
.timeline-step-highlight .step-time {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
}
.step-content {
  flex: 1;
  min-width: 0;
}
.step-content h3 {
  margin-top: 0 !important;
  margin-bottom: 10px !important;
  font-size: 1.15rem !important;
}
.step-content p {
  margin: 0 0 10px;
  font-size: 0.98rem;
}
.step-content .article-list {
  margin: 10px 0;
}
.step-content .article-list li {
  font-size: 0.96rem;
}

/* ===== Article Footer ===== */
.article-footer {
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid #E8EEF2;
  text-align: center;
}
.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 10px 20px;
  background: #F4F8FA;
  border-radius: 50px;
  transition: background 0.2s ease, color 0.2s ease;
}
.back-to-top:hover {
  background: var(--primary);
  color: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .article-wrap {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .article-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .sidebar-widget { margin-bottom: 0; }
}

@media (max-width: 720px) {
  .article-sidebar { grid-template-columns: 1fr; }
  .blog-article { padding: 50px 0; }
  .article-header h2 { font-size: 1.6rem; }
  .article-lead { font-size: 1.08rem; padding-left: 14px; }
  .article-content { font-size: 0.98rem; }
  .article-content h3 { font-size: 1.18rem; margin-top: 28px; }
  .pull-quote { padding: 22px 22px 22px 44px; font-size: 1.05rem; margin: 24px 0; }
  .pull-quote i { top: 18px; left: 16px; font-size: 1rem; }
  .timeline-step { flex-direction: row; padding: 16px; gap: 14px; }
  .step-time { min-width: 50px; height: 50px; font-size: 0.95rem; }
}

@media (max-width: 480px) {
  .timeline-step { flex-direction: column; }
  .step-time { width: 100%; min-width: 0; height: 44px; }
}