/* ===================================================================
   EMUREN — 4 New Sections
   Design system: CSS vars, Space Grotesk / JetBrains Mono / Instrument Serif
   Section rhythm: 160px/120px padding, 1400px max-width
   Transitions: 0.3s–0.6s cubic-bezier(0.2, 0.8, 0.2, 1)
   =================================================================== */

/* ===================================================================
   SECTION 1: TESTIMONIALS — Social proof with human warmth
   Personality: Warm, credential-focused, human. Gold stars, italic quotes,
   author avatars with initial. Hover: lift + accent border glow.
   =================================================================== */

.testimonials {
  padding: 160px 40px;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}

.testimonials-header {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 80px;
}

.testimonials-title {
  font-size: clamp(40px, 5.5vw, 88px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
}

.testimonials-title em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  color: var(--accent-2);
  font-weight: 400;
}

.testimonials-intro {
  color: var(--fg-dim);
  font-size: 17px;
  line-height: 1.65;
  max-width: 460px;
}

/* ---- Grid ---- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ---- Card ---- */
.testimonial-card {
  border: 1px solid var(--line-strong);
  padding: 40px;
  display: flex;
  flex-direction: column;
  position: relative;
  background: var(--bg);
  transition:
    transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1),
    border-color 0.4s cubic-bezier(0.2, 0.8, 0.2, 1),
    background 0.4s ease;
  will-change: transform;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  background: var(--bg-2);
}

/* Subtle corner accent on hover */
.testimonial-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 0;
  height: 0;
  border-top: 2px solid var(--accent-2);
  border-left: 2px solid var(--accent-2);
  transition: width 0.3s 0.05s, height 0.3s 0.05s;
  pointer-events: none;
  opacity: 0;
}

.testimonial-card:hover::before {
  width: 32px;
  height: 32px;
  opacity: 1;
}

/* ---- Stars ---- */
.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-star {
  font-size: 14px;
  line-height: 1;
  color: var(--fg-faint);
  transition: color 0.3s;
}

.testimonial-star.filled {
  color: var(--accent-2);
}

/* Partial fill for fractional ratings */
.testimonial-star.partial {
  position: relative;
  color: var(--fg-faint);
}

.testimonial-star.partial::before {
  content: '\2605';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-2);
  overflow: hidden;
  width: var(--star-fill, 0%);
  --star-fill: 0%;
}

/* ---- Quote ---- */
.testimonial-quote {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-size: 18px;
  line-height: 1.6;
  color: var(--fg);
  flex: 1;
  margin-bottom: 24px;
  quotes: '\201C' '\201D';
}

.testimonial-quote::before {
  content: '\201C';
  color: var(--accent-2);
  opacity: 0.5;
  margin-right: 4px;
}

.testimonial-quote::after {
  content: '\201D';
  color: var(--accent-2);
  opacity: 0.5;
  margin-left: 4px;
}

/* ---- Author ---- */
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  margin-top: auto;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 600;
  color: var(--bg);
  background: var(--fg);
  text-transform: uppercase;
  transition: background 0.3s;
  user-select: none;
}

.testimonial-card:hover .testimonial-avatar {
  background: var(--accent);
}

/* If author image exists instead of initial */
.testimonial-avatar-img {
  width: 44px;
  height: 44px;
  object-fit: cover;
  border-radius: 0;
  filter: grayscale(1) contrast(1.05);
  transition: filter 0.4s;
  display: block;
}

.testimonial-card:hover .testimonial-avatar-img {
  filter: grayscale(0.4) contrast(1.05);
}

.testimonial-author-info {
  flex: 1;
  min-width: 0;
}

.testimonial-author-name {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.testimonial-author-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-dim);
  line-height: 1.4;
}

.testimonial-author-company {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  line-height: 1.4;
}

/* ---- Empty state ---- */
.testimonials-empty {
  grid-column: 1 / -1;
}

/* ===================================================================
   SECTION 2: BLOG PREVIEW — Editorial, reading-focused
   Personality: Clean typographic hierarchy. 3-col grid, mono dates,
   arrow link. Hover: subtle title shift + border highlight.
   =================================================================== */

.blog-preview {
  padding: 160px 40px;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}

.blog-preview-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 40px;
  margin-bottom: 80px;
}

.blog-preview-header-left {
  flex: 1;
}

.blog-preview-title {
  font-size: clamp(36px, 4.8vw, 68px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
}

.blog-preview-title em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  color: var(--accent-2);
  font-weight: 400;
}

.blog-preview-cta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  transition: color 0.3s cubic-bezier(0.2, 0.8, 0.2, 1),
              transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
}

.blog-preview-cta:hover {
  color: var(--fg);
  transform: translateX(4px);
  border-bottom-color: var(--accent);
}

.blog-preview-cta::after {
  content: '\2192';
  font-size: 13px;
  transition: transform 0.3s;
}

.blog-preview-cta:hover::after {
  transform: translateX(6px);
}

/* ---- Grid ---- */
.blog-preview-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.blog-preview-card-featured {
  grid-column: 1 / -1;
}

/* ---- Card ---- */
.blog-preview-card {
  border: 1px solid var(--line-strong);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  position: relative;
  background: var(--bg);
  transition:
    transform 0.5s cubic-bezier(0.2, 0.8, 0.2, 1),
    border-color 0.4s cubic-bezier(0.2, 0.8, 0.2, 1),
    background 0.4s ease;
  will-change: transform;
}

.blog-preview-card:hover {
  transform: translateY(-3px);
  border-color: var(--fg-dim);
  background: var(--bg-2);
}

.blog-preview-card-featured {
  padding: 48px 44px;
}

.blog-preview-card-featured .blog-preview-card-title {
  font-size: 26px;
}

/* ---- Date ---- */
.blog-preview-date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-faint);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.blog-preview-date::before {
  content: '';
  width: 16px;
  height: 1px;
  background: var(--accent);
}

/* ---- Title ---- */
.blog-preview-card-title {
  font-size: 22px;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.blog-preview-card-title a {
  color: var(--fg);
  text-decoration: none;
  transition: color 0.3s ease;
}

.blog-preview-card:hover .blog-preview-card-title a {
  color: var(--accent-2);
}

/* ---- Excerpt ---- */
.blog-preview-excerpt {
  color: var(--fg-dim);
  font-size: 14px;
  line-height: 1.6;
  flex: 1;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---- Read More link ---- */
.blog-preview-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.3s ease,
              transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.blog-preview-link:hover {
  color: var(--accent-2);
  transform: translateX(4px);
}

.blog-preview-link::after {
  content: '\2192';
  font-size: 12px;
  transition: transform 0.3s;
}

.blog-preview-link:hover::after {
  transform: translateX(4px);
}

/* ---- Empty state ---- */
.blog-preview-empty {
  grid-column: 1 / -1;
}


/* ===================================================================
   SECTION 3: FAQ ACCORDION — Clean, minimal, no extra chrome
   Personality: Centered max 900px. Bottom border separation.
   Smooth max-height animation. + rotates to × on open.
   =================================================================== */

.faq-section {
  padding: 80px 40px 100px;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.faq-section .section-label {
  justify-content: center;
  display: flex;
}

.faq-title {
  font-size: clamp(36px, 4.8vw, 64px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
  text-align: center;
  margin-bottom: 16px;
}

.faq-title em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  color: var(--accent-2);
  font-weight: 400;
}

.faq-subtitle {
  text-align: center;
  color: var(--fg-dim);
  font-size: 15px;
  line-height: 1.6;
  max-width: 480px;
  margin: 0 auto 48px;
}

/* ---- List ---- */
.faq-list {
  border-top: 1px solid var(--line-strong);
}

/* ---- Item ---- */
.faq-item {
  border-bottom: 1px solid var(--line-strong);
  position: relative;
}

/* ---- Question / Toggle button ---- */
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 20px 0;
  background: transparent;
  border: none;
  color: var(--fg);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-align: left;
  cursor: pointer;
  transition: color 0.3s ease;
  -webkit-appearance: none;
  appearance: none;
}

.faq-question:hover {
  color: var(--accent-2);
}

.faq-question:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 4px;
}

/* ---- Toggle Icon (+ / ×) ---- */
.faq-icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--fg-dim);
  transition: background 0.3s;
}

.faq-icon::before {
  width: 2px;
  height: 100%;
  left: 50%;
  transform: translateX(-50%);
}

.faq-icon::after {
  width: 100%;
  height: 2px;
  top: 50%;
  transform: translateY(-50%);
}

.faq-question:hover .faq-icon::before,
.faq-question:hover .faq-icon::after {
  background: var(--accent-2);
}

/* ---- Answer (collapsible) ---- */
.faq-answer-wrap {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
  overflow: hidden;
}

.faq-item.open .faq-answer-wrap {
  grid-template-rows: 1fr;
}

.faq-answer {
  color: var(--fg-dim);
  font-size: 14px;
  line-height: 1.65;
  padding-right: 40px;
  min-height: 0;
}

.faq-answer-inner {
  padding-bottom: 20px;
}

/* ---- Empty state ---- */
.faq-empty {
  text-align: center;
  padding: 80px 40px;
  border: 1px dashed var(--line-strong);
}

.faq-empty-icon {
  width: 64px;
  height: 64px;
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 24px;
  color: var(--fg-dim);
  font-family: 'Instrument Serif', serif;
  font-style: italic;
}

.faq-empty h3 {
  font-size: 22px;
  font-weight: 500;
  margin-bottom: 8px;
}

.faq-empty p {
  color: var(--fg-dim);
  font-size: 14px;
}


/* ===================================================================
   SECTION 4: BENCHMARKS / BY THE NUMBERS — Bold, factual, impact
   Personality: Large italic numbers in accent, mono labels, gold pops.
   4-column stats with count-up entrance animation.
   =================================================================== */

.benchmarks {
  padding: 120px 40px;
  position: relative;
  overflow: hidden;
}

/* Full-width background treatment */
.benchmarks::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--bg-2);
  z-index: 0;
}

/* Subtle grid pattern overlay */
.benchmarks::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, transparent, transparent 39px, var(--line) 39px, var(--line) 40px),
    repeating-linear-gradient(0deg, transparent, transparent 39px, var(--line) 39px, var(--line) 40px);
  background-size: 40px 40px;
  z-index: 1;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 70% 70% at center, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at center, black 20%, transparent 70%);
}

.benchmarks-inner {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
}

.benchmarks-header {
  text-align: center;
  margin-bottom: 80px;
}

.benchmarks-header .section-label {
  justify-content: center;
  display: flex;
}

.benchmarks-title {
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.03em;
  text-align: center;
}

.benchmarks-title em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  color: var(--accent-2);
  font-weight: 400;
}

/* ---- Grid ---- */
.benchmarks-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  position: relative;
}

/* Vertical dividers between items */
.benchmarks-grid > *:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -20px;
  top: 10%;
  height: 80%;
  width: 1px;
  background: var(--line);
}

/* ---- Item ---- */
.benchmark-item {
  text-align: center;
  position: relative;
  padding: 0 8px;
}

/* ---- Number ---- */
.benchmark-number {
  position: relative;
  display: inline-flex;
  align-items: flex-start;
  justify-content: center;
  gap: 2px;
  margin-bottom: 16px;
}

.benchmark-num-visual {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-size: clamp(60px, 7vw, 88px);
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.03em;
  font-weight: 400;
  transition: color 0.3s;
}

/* ---- Label ---- */
.benchmark-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 8px;
  line-height: 1.4;
}

/* ---- Description ---- */
.benchmark-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--fg-faint);
  max-width: 220px;
  margin: 0 auto;
}

/* ---- Entrance animation ---- */
.benchmark-item .benchmark-number > *,
.benchmark-item .benchmark-label,
.benchmark-item .benchmark-desc {
  transition:
    opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1),
    transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.benchmark-item .benchmark-number > *,
.benchmark-item .benchmark-label,
.benchmark-item .benchmark-desc {
  opacity: 0;
  transform: translateY(20px);
}

.benchmark-item .benchmark-label {
  transition-delay: 0.1s;
}

.benchmark-item .benchmark-desc {
  transition-delay: 0.15s;
}

.reveal.in .benchmark-item .benchmark-number > *,
.reveal.in .benchmark-item .benchmark-label,
.reveal.in .benchmark-item .benchmark-desc {
  opacity: 1;
  transform: translateY(0);
}

/* Number gets a subtle scale-bounce entrance */
.reveal.in .benchmark-item .benchmark-number > * {
  transform: scale(0.85) translateY(20px);
  animation: benchNumIn 1s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.reveal.in .benchmark-item:nth-child(1) .benchmark-number > * { animation-delay: 0s; }
.reveal.in .benchmark-item:nth-child(2) .benchmark-number > * { animation-delay: 0.12s; }
.reveal.in .benchmark-item:nth-child(3) .benchmark-number > * { animation-delay: 0.24s; }
.reveal.in .benchmark-item:nth-child(4) .benchmark-number > * { animation-delay: 0.36s; }

@keyframes benchNumIn {
  0% {
    opacity: 0;
    transform: scale(0.85) translateY(20px);
  }
  60% {
    opacity: 1;
    transform: scale(1.05) translateY(-4px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Stagger for label + desc */
.reveal.in .benchmark-item:nth-child(1) .benchmark-label { transition-delay: 0.08s; }
.reveal.in .benchmark-item:nth-child(2) .benchmark-label { transition-delay: 0.2s; }
.reveal.in .benchmark-item:nth-child(3) .benchmark-label { transition-delay: 0.32s; }
.reveal.in .benchmark-item:nth-child(4) .benchmark-label { transition-delay: 0.44s; }

.reveal.in .benchmark-item:nth-child(1) .benchmark-desc { transition-delay: 0.14s; }
.reveal.in .benchmark-item:nth-child(2) .benchmark-desc { transition-delay: 0.26s; }
.reveal.in .benchmark-item:nth-child(3) .benchmark-desc { transition-delay: 0.38s; }
.reveal.in .benchmark-item:nth-child(4) .benchmark-desc { transition-delay: 0.5s; }


/* ===================================================================
   RESPONSIVE
   =================================================================== */

@media (max-width: 1100px) {
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-preview-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .benchmarks-grid {
    gap: 24px;
  }

  .benchmarks-grid > *:not(:last-child)::after {
    right: -12px;
  }
}

@media (max-width: 900px) {
  .testimonials-header {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 60px;
  }

  .testimonials-intro {
    max-width: none;
  }

  .blog-preview-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 60px;
  }

  .benchmarks-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px 32px;
  }

  .benchmarks-grid > *:not(:last-child)::after {
    display: none;
  }

  .benchmark-desc {
    max-width: 240px;
  }
}

@media (max-width: 768px) {
  .testimonials {
    padding: 80px 24px;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .testimonial-card {
    padding: 28px;
  }

  .testimonial-card:hover {
    transform: translateY(-2px);
  }

  .testimonial-card::before {
    display: none;
  }

  .testimonial-quote {
    font-size: 16px;
  }

  .blog-preview {
    padding: 80px 24px;
  }

  .blog-preview-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .blog-preview-card-featured {
    grid-column: auto;
  }

  .blog-preview-card {
    padding: 24px;
  }

  .blog-preview-card-featured {
    padding: 32px 28px;
  }

  .blog-preview-card:hover {
    transform: translateY(-2px);
  }

  .faq-section {
    padding: 60px 24px 80px;
  }

  .faq-question {
    font-size: 15px;
    padding: 16px 0;
  }

  .faq-answer {
    font-size: 14px;
  }

  .benchmarks {
    padding: 80px 24px;
  }

  .benchmarks-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px 20px;
  }

  .benchmark-num-visual {
    font-size: clamp(48px, 12vw, 64px);
  }

  .benchmark-desc {
    max-width: none;
  }

  .benchmark-item .benchmark-label,
  .benchmark-item .benchmark-desc {
    opacity: 1;
    transform: none;
  }

  .benchmark-item .benchmark-number > * {
    opacity: 1;
    transform: none;
  }

  .reveal.in .benchmark-item .benchmark-number > * {
    transform: none;
    animation: none;
    opacity: 1;
  }
}

/* ===================================================================
   REDUCED MOTION
   =================================================================== */

@media (prefers-reduced-motion: reduce) {
  .testimonial-card {
    transition: border-color 0.01ms;
  }

  .testimonial-card:hover {
    transform: none;
  }

  .testimonial-card::before {
    transition: none;
    opacity: 0;
  }

  .testimonial-card:hover::before {
    display: none;
  }

  .testimonial-star {
    transition: none;
  }

  .testimonial-avatar-img {
    transition: none;
  }

  .blog-preview-card {
    transition: border-color 0.01ms;
  }

  .blog-preview-card:hover {
    transform: none;
  }

  .blog-preview-card-title a,
  .blog-preview-link {
    transition: none;
  }

  .blog-preview-link::after {
    transition: none;
  }

  .blog-preview-cta {
    transition: none;
  }

  .blog-preview-cta:hover {
    transform: none;
  }

  .faq-icon {
    transition: none;
  }

  .faq-question {
    transition: none;
  }

  .faq-answer-wrap {
    transition: none;
  }

  .benchmarks::after {
    display: none;
  }

  .benchmark-item .benchmark-number > *,
  .benchmark-item .benchmark-label,
  .benchmark-item .benchmark-desc {
    transition: none;
    opacity: 1;
    transform: none;
  }

  .reveal.in .benchmark-item .benchmark-number > * {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .benchmark-num-visual {
    transition: none;
  }
}