/* ─── SHARED BLOG LAYOUT ─── */
.blog-hero {
  padding: 140px 24px 56px;
  background: #F7F9F9;
  border-bottom: 1px solid var(--border);
}
.blog-hero-inner { max-width: 760px; margin: 0 auto; }
.blog-hero-title {
  font-size: clamp(28px, 4.5vw, 42px); font-weight: 800;
  letter-spacing: -0.02em; margin-bottom: 12px;
  color: var(--text-primary);
}
.blog-hero-subtitle { font-size: 16px; color: var(--text-secondary); max-width: 560px; }

/* Photo variant, e.g. blog index hero */
.blog-hero-photo {
  position: relative; overflow: hidden;
  background-image: url('/static/img/blog/blog-header.jpg');
  background-size: cover; background-position: center;
  border-bottom: none;
}
.blog-hero-photo::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(100deg,
    rgba(0, 10, 40, 0.97) 0%,
    rgba(0, 30, 80, 0.88) 40%,
    rgba(0, 88, 188, 0.30) 70%,
    rgba(0, 88, 188, 0.05) 100%
  );
  z-index: 1;
}
.blog-hero-photo > * { position: relative; z-index: 2; }
.blog-hero-photo .blog-hero-title { color: #fff; }
.blog-hero-photo .blog-hero-subtitle { color: rgba(255,255,255,0.75); }
.blog-hero-photo .breadcrumb { color: rgba(255,255,255,0.6); }
.blog-hero-photo .breadcrumb a { color: rgba(255,255,255,0.85); }
.blog-hero-photo .breadcrumb a:hover { color: #fff; }
.blog-hero-photo .breadcrumb .current { color: #fff; }
.breadcrumb {
  font-size: 13px; color: var(--text-tertiary);
  margin-bottom: 20px;
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { opacity: 0.6; }
.breadcrumb .current { color: var(--text-secondary); }

/* ─── BLOG INDEX ─── */
.blog-index-section { padding: 56px 24px 100px; }
.blog-index-inner { max-width: 900px; margin: 0 auto; }
.blog-group { margin-bottom: 56px; }
.blog-group-title {
  font-size: 13px; font-weight: 700; color: var(--blue);
  text-transform: uppercase; letter-spacing: 0.08em;
  margin-bottom: 20px;
}
.blog-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.blog-card {
  display: block; overflow: hidden;
  border: 1.5px solid var(--border); border-radius: 14px;
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}
.blog-card:hover {
  border-color: var(--blue); box-shadow: 0 4px 20px rgba(29,155,240,0.08);
  transform: translateY(-2px);
}
.blog-card-img {
  width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block;
  background: var(--border);
}
.blog-card-img-placeholder {
  width: 100%; aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--blue-tint), var(--primary-container));
  display: flex; align-items: center; justify-content: center;
  color: var(--text-tertiary); font-size: 11.5px; font-weight: 600;
  text-align: center; padding: 12px;
}
.blog-card-body { padding: 14px 16px 16px; }
.blog-card h3 { font-size: 14px; font-weight: 700; margin-bottom: 5px; line-height: 1.4; }
.blog-card-meta {
  font-size: 11.5px; color: var(--text-tertiary);
  display: flex; gap: 6px; align-items: center;
  margin-bottom: 8px;
}
.blog-card p { font-size: 12.5px; color: var(--text-secondary); line-height: 1.5; }

/* ─── ARTICLE ─── */
.article-header { max-width: 760px; margin: 0 auto; }
.article-header h1 {
  font-size: clamp(26px, 4vw, 38px); font-weight: 800;
  line-height: 1.25; letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.article-meta {
  font-size: 13px; color: var(--text-tertiary);
  display: flex; gap: 10px; align-items: center;
}

.article-body {
  max-width: 760px; margin: 0 auto;
  padding: 48px 24px 96px;
  font-size: 16px; line-height: 1.75;
  color: var(--text-primary);
}
.article-body p { margin-bottom: 20px; }
.article-body h2 {
  font-size: 22px; font-weight: 800; letter-spacing: -0.01em;
  margin: 40px 0 16px;
}
.article-body h3 { font-size: 17px; font-weight: 700; margin: 24px 0 10px; }
.article-body strong { font-weight: 700; }
.article-body a { color: var(--primary); text-decoration: underline; text-underline-offset: 2px; }
.article-body a:hover { color: var(--primary-dark); }
.article-body ul, .article-body ol { margin: 0 0 20px 22px; }
.article-body li { margin-bottom: 8px; }
.article-body blockquote {
  border-left: 3px solid var(--blue);
  background: var(--blue-tint);
  padding: 16px 20px; border-radius: 0 10px 10px 0;
  margin: 24px 0; font-size: 15px; color: var(--text-secondary);
}
.article-body img { max-width: 100%; border-radius: 14px; display: block; margin: 32px 0; }
.article-img-credit {
  font-size: 11px; color: var(--text-tertiary);
  margin-top: -24px; margin-bottom: 32px;
}
.article-img-credit a { color: var(--text-tertiary); text-decoration: underline; }

.image-placeholder {
  border: 1.5px dashed var(--outline-variant);
  border-radius: 14px;
  padding: 32px 20px;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 13px;
  margin: 32px 0;
  background: #fafbff;
}
.image-placeholder strong { color: var(--text-secondary); display: block; margin-bottom: 4px; }

.solution-row { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 20px; }
.solution-row p { margin-bottom: 0; }
.solution-thumb {
  width: 88px; height: 88px; border-radius: 12px;
  object-fit: cover; flex-shrink: 0;
  background: var(--border);
}
.solution-thumb-placeholder {
  width: 88px; height: 88px; border-radius: 12px; flex-shrink: 0;
  border: 1.5px dashed var(--outline-variant);
  background: #fafbff;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; color: var(--text-tertiary); text-align: center;
  line-height: 1.3; padding: 4px;
}
.solution-thumb-icon {
  width: 88px; height: 88px; border-radius: 12px; flex-shrink: 0;
  background: #F1F3F8;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-secondary);
}
.solution-thumb-icon.icon-phone { background: var(--green-tint); color: var(--green); }
.solution-thumb-icon.icon-form { background: rgba(147,51,234,0.12); color: #9333EA; }
.solution-thumb-icon.icon-review { background: rgba(255,212,0,0.18); color: #E0AC00; }
@media (max-width: 640px) {
  .solution-thumb, .solution-thumb-placeholder, .solution-thumb-icon { width: 64px; height: 64px; font-size: 9px; }
  .solution-thumb-icon svg { width: 30px; height: 30px; }
}

/* ─── SURVEY MOCKUPS ─── */
.survey-mockup {
  border: 1.5px solid var(--border); border-radius: 16px;
  padding: 24px; margin: 24px 0; background: #fff;
}
.survey-mockup-q {
  font-size: 14px; font-weight: 600; color: var(--text-primary);
  margin-bottom: 18px !important; text-align: center;
}

.survey-mockup-csat { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.survey-mockup-csat .face {
  font-size: 24px; width: 48px; height: 48px; border-radius: 50%;
  border: 1.5px solid var(--border); background: #fff;
  display: flex; align-items: center; justify-content: center;
  opacity: 0.5;
}
.survey-mockup-csat .face.selected { opacity: 1; border-color: var(--blue); background: var(--blue-tint); }
.survey-mockup-labels { display: flex; justify-content: space-between; font-size: 11px; color: var(--text-tertiary); margin-top: 10px; }

.survey-mockup-nps { display: flex; gap: 4px; justify-content: center; flex-wrap: wrap; }
.survey-mockup-nps .nps-num {
  width: 28px; height: 28px; border-radius: 7px; border: 1.5px solid var(--border);
  background: #fff; font-size: 11.5px; font-weight: 700; color: var(--text-tertiary);
  display: flex; align-items: center; justify-content: center;
}
.survey-mockup-nps .nps-num.d { background: rgba(244,33,46,0.08); color: var(--red); border-color: rgba(244,33,46,0.25); }
.survey-mockup-nps .nps-num.p { background: rgba(255,180,0,0.14); color: #B98600; border-color: rgba(255,180,0,0.35); }
.survey-mockup-nps .nps-num.pr { background: var(--green-tint); color: var(--green); border-color: rgba(0,186,124,0.3); }
.survey-mockup-nps-legend {
  display: flex; justify-content: center; gap: 16px; flex-wrap: wrap;
  font-size: 11px; color: var(--text-tertiary); margin-top: 12px;
}
.survey-mockup-nps-legend span { display: inline-flex; align-items: center; gap: 5px; }
.survey-mockup-nps-legend .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.survey-mockup-nps-legend .dot.d { background: var(--red); }
.survey-mockup-nps-legend .dot.p { background: #E0A800; }
.survey-mockup-nps-legend .dot.pr { background: var(--green); }

.survey-mockup-ces { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.survey-mockup-ces .ces-opt {
  padding: 8px 14px; border-radius: 9999px; border: 1.5px solid var(--border);
  background: #fff; font-size: 12px; font-weight: 600; color: var(--text-secondary);
}
.survey-mockup-ces .ces-opt.selected { background: var(--primary); color: #fff; border-color: var(--primary); }

.article-cta {
  background: linear-gradient(to right, #0058bc 0%, #003d8a 50%, #001a4d 100%);
  color: #fff;
  border-radius: 18px;
  padding: 32px;
  margin: 40px 0 8px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.article-cta-watermark {
  position: absolute; right: -24px; top: 50%; transform: translateY(-50%);
  width: 180px; height: 180px;
  object-fit: contain; opacity: 0.12;
  pointer-events: none; user-select: none;
}
.article-cta > h3, .article-cta > p, .article-cta > a { position: relative; z-index: 2; }
.article-cta h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: #fff; }
.article-cta p { font-size: 14px; color: rgba(255,255,255,0.8); margin-bottom: 20px; }
.article-cta a.btn-white, a.article-back { text-decoration: none; }

.article-back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; color: var(--text-tertiary);
  margin-top: 8px;
}
.article-back:hover { color: var(--primary); }

@media (max-width: 640px) {
  .blog-hero { padding: 120px 20px 40px; }
  .article-body { padding: 36px 20px 72px; }
  .blog-grid { grid-template-columns: 1fr; }
}