/* B2B landing — scoped to #b2b only (이 파일은 단체구독 페이지에서만 로드) */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

#b2b {
  --b2b-primary: #2776df;
  --b2b-primary-dark: #0059ce;
  --b2b-primary-light: #e8f1fc;
  --b2b-accent: #f97316;
  --b2b-bg: #f5f8fc;
  --b2b-text: #0f1e3d;
  --b2b-muted: #64748b;
  --b2b-border: #e2e8f0;
  --b2b-radius: 12px;
  color: var(--b2b-text);
  font-size: 16px;
}

#b2b .b2b-section {
  padding: 4.5rem 0;
}

#b2b .b2b-container {
  max-width: 1140px;
  margin: 0 auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

#b2b .b2b-label {
  text-align: center;
  color: var(--b2b-primary);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

#b2b .b2b-title {
  text-align: center;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

#b2b .b2b-title .blue {
  color: var(--b2b-primary);
}

#b2b .b2b-sub {
  text-align: center;
  color: var(--b2b-muted);
  max-width: 36rem;
  margin: 0 auto 2.5rem;
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Hero — 단체구독페이지/index.html 프로토타입과 동일 + /static/images/b2b/hero-courses.png */
#b2b #b2b-hero {
  background: linear-gradient(
      to right,
      #1a56db 40%,
      rgba(14, 63, 168, 0.8) 65%,
      rgba(10, 45, 122, 0.3) 100%
    ),
    url("/static/images/b2b/hero-courses.png") right center / 52% auto no-repeat;
  color: #fff;
  padding: 5.5rem 0 5rem;
  position: relative;
  overflow: hidden;
}

#b2b #b2b-hero::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 50%;
  pointer-events: none;
}

#b2b #b2b-hero .b2b-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

#b2b #b2b-hero .b2b-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  padding: 0.35rem 1rem;
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}

#b2b #b2b-hero h1 {
  font-size: clamp(1.85rem, 4.5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1rem;
}

#b2b #b2b-hero h1 .yellow {
  color: #fbbf24;
}

#b2b #b2b-hero .b2b-hero-desc {
  font-size: 1.05rem;
  opacity: 0.95;
  margin-bottom: 0.5rem;
}

#b2b #b2b-hero .b2b-hero-sub {
  font-size: 0.9rem;
  opacity: 0.75;
  margin-bottom: 0;
}

/* Stats */
#b2b #b2b-stats {
  background: #fff;
  border-bottom: 1px solid var(--b2b-border);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

#b2b #b2b-stats .b2b-stat {
  text-align: center;
  padding: 2rem 2.5rem;
  border-right: 1px solid var(--b2b-border);
  flex: 1 1 140px;
  min-width: 140px;
}

#b2b #b2b-stats .b2b-stat:last-child {
  border-right: none;
}

#b2b #b2b-stats .b2b-stat .num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--b2b-primary);
  line-height: 1.2;
}

#b2b #b2b-stats .b2b-stat .label {
  color: var(--b2b-muted);
  font-size: 0.8rem;
  margin-top: 0.35rem;
}

/* Pain */
#b2b #b2b-pain {
  background: #fff;
}

#b2b .b2b-pain-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

#b2b .b2b-pain-left .sub-label {
  color: var(--b2b-primary);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
  display: block;
}

#b2b .b2b-pain-left h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1rem;
}

#b2b .b2b-pain-left h2 .blue {
  color: var(--b2b-primary);
}

#b2b .b2b-pain-left p {
  color: var(--b2b-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

#b2b .b2b-pain-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

#b2b .b2b-pain-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--b2b-bg);
  border-radius: 10px;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--b2b-border);
  transition: border-color 0.2s;
}

#b2b .b2b-pain-item:hover {
  border-left-color: var(--b2b-primary);
}

#b2b .b2b-pain-num {
  width: 2.25rem;
  height: 2.25rem;
  background: var(--b2b-primary-light);
  color: var(--b2b-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
}

#b2b .b2b-pain-item span {
  font-weight: 600;
  font-size: 0.95rem;
}

/* Why */
#b2b #b2b-why {
  background: var(--b2b-bg);
}

#b2b .b2b-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

#b2b .b2b-why-card {
  background: #fff;
  border: 1px solid var(--b2b-border);
  border-radius: var(--b2b-radius);
  padding: 1.75rem;
  transition: box-shadow 0.2s, transform 0.2s;
}

#b2b .b2b-why-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-3px);
}

#b2b .b2b-why-num-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

#b2b .b2b-why-num {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--b2b-primary);
  color: #fff;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
}

#b2b .b2b-why-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

#b2b .b2b-why-card p {
  font-size: 0.85rem;
  color: var(--b2b-muted);
  line-height: 1.7;
  margin: 0;
}

/* Curriculum */
#b2b #b2b-curriculum {
  background: #fff;
}

#b2b .b2b-curriculum-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

#b2b .b2b-level-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.82rem;
  color: var(--b2b-muted);
  margin-bottom: 0.85rem;
}

#b2b .b2b-level-bar .bar-label {
  font-weight: 700;
  min-width: 6.5rem;
  color: var(--b2b-text);
}

#b2b .b2b-bar-track {
  flex: 1;
  height: 8px;
  background: var(--b2b-bg);
  border-radius: 4px;
  overflow: hidden;
}

#b2b .b2b-bar-fill {
  height: 100%;
  background: var(--b2b-primary);
  border-radius: 4px;
}

#b2b .b2b-curriculum-aside {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--b2b-bg);
  border-radius: var(--b2b-radius);
  padding: 1.5rem;
  text-align: center;
}

#b2b .b2b-curriculum-aside .emoji {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

#b2b .b2b-curriculum-aside .strong {
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
  line-height: 1.4;
}

#b2b .b2b-curriculum-aside .small {
  font-size: 0.82rem;
  color: var(--b2b-muted);
  line-height: 1.5;
}

/* Pricing */
#b2b #b2b-pricing {
  background: var(--b2b-bg);
}

#b2b .b2b-pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  max-width: 56rem;
  margin: 0 auto;
}

#b2b .b2b-pricing-card {
  background: #fff;
  border: 1px solid var(--b2b-border);
  border-radius: 16px;
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  transition: box-shadow 0.2s, transform 0.2s;
}

#b2b .b2b-pricing-card:hover {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

#b2b .b2b-pricing-card.featured {
  border-color: var(--b2b-primary);
  box-shadow: 0 0 0 2px var(--b2b-primary);
}

#b2b .b2b-pc-popular {
  position: absolute;
  top: -0.65rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--b2b-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: 999px;
  white-space: nowrap;
}

#b2b .b2b-pc-headcount {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--b2b-primary);
  margin-bottom: 0.5rem;
}

#b2b .b2b-pc-title {
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

#b2b .b2b-pc-divider {
  border: none;
  border-top: 1px solid var(--b2b-border);
  margin: 0 0 1rem;
}

#b2b .b2b-pc-original {
  font-size: 0.8rem;
  color: #94a3b8;
  text-decoration: line-through;
  margin-bottom: 0.35rem;
}

#b2b .b2b-pc-price {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--b2b-primary);
  margin-bottom: 0.5rem;
}

#b2b .b2b-pc-price span {
  font-size: 0.9rem;
  font-weight: 400;
}

#b2b .b2b-pc-badge {
  display: inline-block;
  background: var(--b2b-primary-light);
  color: var(--b2b-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

#b2b .b2b-pc-annual {
  font-size: 0.78rem;
  color: var(--b2b-muted);
  line-height: 1.65;
}

#b2b .b2b-pc-annual strong {
  color: var(--b2b-primary-dark);
}

#b2b .b2b-pricing-footnote {
  max-width: 56rem;
  margin: 1rem auto 0;
  font-size: 0.78rem;
  color: var(--b2b-muted);
  list-style: none;
  padding: 0;
}

#b2b .b2b-pricing-footnote li {
  margin-bottom: 0.25rem;
}

#b2b .b2b-pricing-footnote li::before {
  content: "* ";
}

#b2b .b2b-pricing-premium-note {
  max-width: 56rem;
  margin: 0.75rem auto 0;
  background: var(--b2b-primary-light);
  border-left: 3px solid var(--b2b-primary);
  border-radius: 0 8px 8px 0;
  padding: 0.65rem 1rem;
  font-size: 0.85rem;
  color: var(--b2b-primary-dark);
  line-height: 1.6;
}

/* 요금 카드 버튼 영역 */
#b2b .b2b-pc-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

#b2b .b2b-pc-btn {
  display: block;
  text-align: center;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
}

#b2b .b2b-pc-btn--primary {
  background: var(--b2b-accent);
  color: #fff;
  border: 2px solid var(--b2b-accent);
}

#b2b .b2b-pc-btn--primary:hover {
  background: #ea580c;
  border-color: #ea580c;
  color: #fff;
}

/* Features */
#b2b #b2b-features {
  background: #fff;
}

#b2b .b2b-feature-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: stretch;
}

/* 오른쪽 카드 열보다 짧은 16:9 박스만 쓰도록 stretch 방지(아래 빈 칸·어두운 띠 제거) */
#b2b .b2b-feature-visual {
  align-self: start;
  width: 100%;
  border-radius: var(--b2b-radius);
  overflow: hidden;
  background: #000;
  border: 1px solid var(--b2b-border);
  min-height: 0;
  display: block;
  padding: 0;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
}

#b2b .b2b-feature-visual .b2b-feature-yt {
  border-radius: calc(var(--b2b-radius) - 1px);
  overflow: hidden;
}

#b2b .b2b-feature-visual .b2b-feature-yt iframe {
  border: 0;
  border-radius: calc(var(--b2b-radius) - 1px);
}

#b2b .b2b-feature-cards {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

#b2b .b2b-feature-card {
  border: 1px solid var(--b2b-border);
  border-radius: var(--b2b-radius);
  padding: 1.25rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  text-align: left;
}

#b2b .b2b-feature-icon {
  width: 3rem;
  height: 3rem;
  background: var(--b2b-primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

#b2b .b2b-feature-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

#b2b .b2b-feature-card p {
  font-size: 0.82rem;
  color: var(--b2b-muted);
  line-height: 1.6;
  margin: 0;
}

/* Reviews marquee */
#b2b #b2b-reviews {
  background: var(--b2b-bg);
}

#b2b .b2b-review-marquee-wrap {
  overflow: hidden;
  position: relative;
  margin: 0 -1rem;
}

#b2b .b2b-review-marquee-wrap::before,
#b2b .b2b-review-marquee-wrap::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 60px;
  z-index: 2;
  pointer-events: none;
}

#b2b .b2b-review-marquee-wrap::before {
  left: 0;
  background: linear-gradient(to right, var(--b2b-bg), transparent);
}

#b2b .b2b-review-marquee-wrap::after {
  right: 0;
  background: linear-gradient(to left, var(--b2b-bg), transparent);
}

#b2b .b2b-review-track {
  display: flex;
  gap: 1.25rem;
  width: max-content;
  animation: b2b-marquee-rtl 32s linear infinite;
}

#b2b .b2b-review-track:hover {
  animation-play-state: paused;
}

@keyframes b2b-marquee-rtl {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

#b2b .b2b-review-card {
  background: #fff;
  border-radius: var(--b2b-radius);
  padding: 1.75rem;
  border-left: 4px solid var(--b2b-primary);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  width: 22rem;
  flex-shrink: 0;
}

#b2b .b2b-review-card .quote {
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 1rem;
}

#b2b .b2b-review-card .quote::before {
  content: '"';
  color: var(--b2b-primary);
  font-weight: 800;
  margin-right: 0.15em;
}

#b2b .b2b-review-card .quote::after {
  content: '"';
  color: var(--b2b-primary);
  font-weight: 800;
  margin-left: 0.15em;
}

#b2b .b2b-reviewer {
  font-size: 0.82rem;
  color: var(--b2b-muted);
  font-weight: 600;
}

/* Clients ticker */
#b2b #b2b-clients {
  background: #fff;
}

#b2b .b2b-client-ticker-wrap {
  display: flex;
  gap: 0.85rem;
  height: 320px;
  overflow: hidden;
  max-width: 60rem;
  margin: 0 auto;
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    #000 12%,
    #000 88%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0%,
    #000 12%,
    #000 88%,
    transparent 100%
  );
}

#b2b .b2b-ticker-col {
  flex: 1;
  overflow: hidden;
}

#b2b .b2b-ticker-track {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  animation: b2b-ticker-down var(--dur, 22s) linear infinite;
}

@keyframes b2b-ticker-down {
  from {
    transform: translateY(-50%);
  }
  to {
    transform: translateY(0);
  }
}

#b2b .b2b-client-chip {
  background: var(--b2b-bg);
  border: 1px solid var(--b2b-border);
  border-radius: 8px;
  padding: 0.55rem 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Process */
#b2b #b2b-process {
  background: var(--b2b-bg);
}

#b2b .b2b-process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  position: relative;
  max-width: 56rem;
  margin: 0 auto;
  gap: 0;
}

#b2b .b2b-process-steps::before {
  content: "";
  position: absolute;
  top: 26px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(
    to right,
    var(--b2b-primary),
    var(--b2b-primary-light)
  );
  z-index: 0;
}

#b2b .b2b-step-v2 {
  text-align: center;
  padding: 0 0.75rem 1.5rem;
  position: relative;
  z-index: 1;
}

#b2b .b2b-step-num-v2 {
  width: 54px;
  height: 54px;
  background: var(--b2b-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  margin: 0 auto 1rem;
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px var(--b2b-primary), 0 4px 12px rgba(39, 118, 223, 0.22);
}

#b2b .b2b-step-v2 h4 {
  font-size: 0.92rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

#b2b .b2b-step-v2 p {
  font-size: 0.78rem;
  color: var(--b2b-muted);
  line-height: 1.6;
  margin: 0;
}

/* FAQ */
#b2b #b2b-faq {
  background: #fff;
}

#b2b .b2b-faq-list {
  max-width: 48rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

#b2b .b2b-faq-item {
  border: 1.5px solid var(--b2b-border);
  border-radius: var(--b2b-radius);
  overflow: hidden;
  transition: border-color 0.2s;
}

#b2b .b2b-faq-item.open {
  border-color: var(--b2b-primary);
}

#b2b .b2b-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.15rem 1.25rem;
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  gap: 1rem;
  user-select: none;
  background: #fff;
  transition: background 0.15s;
}

#b2b .b2b-faq-q:hover {
  background: var(--b2b-primary-light);
}

#b2b .b2b-faq-item.open .b2b-faq-q {
  background: var(--b2b-primary-light);
  color: var(--b2b-primary);
}

#b2b .b2b-faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--b2b-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  color: var(--b2b-primary);
  transition: transform 0.3s;
}

#b2b .b2b-faq-item.open .b2b-faq-icon {
  transform: rotate(45deg);
  background: var(--b2b-primary);
  color: #fff;
}

#b2b .b2b-faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  font-size: 0.9rem;
  color: var(--b2b-muted);
  line-height: 1.8;
  padding: 0 1.25rem;
}

#b2b .b2b-faq-item.open .b2b-faq-a {
  max-height: 400px;
  padding: 0 1.25rem 1.15rem;
}

/* 하단 상담 신청 폼 */
#b2b #b2b-consult {
  scroll-margin-top: 5.5rem;
  background: linear-gradient(180deg, #eef2f8 0%, #e8f1fc 100%);
  padding-bottom: 4rem;
}

#b2b #b2b-consult .b2b-consult-lead {
  text-align: center;
  color: var(--b2b-muted);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

#b2b #b2b-consult .b2b-consult-page-title {
  text-align: center;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 800;
  margin-bottom: 1.75rem;
  color: var(--b2b-text);
}

#b2b #b2b-consult .b2b-consult-page-title .blue {
  color: var(--b2b-primary);
}

#b2b .b2b-consult-card {
  max-width: 44rem;
  margin: 0 auto;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 40px rgba(15, 30, 61, 0.1);
  padding: 2rem 1.5rem 1.75rem;
  border: 1px solid var(--b2b-border);
}

#b2b .b2b-consult-form-title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
  color: var(--b2b-text);
}

#b2b .b2b-consult-hint {
  font-size: 0.82rem;
  color: var(--b2b-muted);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

#b2b .b2b-consult-req {
  color: #dc2626;
  font-weight: 700;
}

#b2b .b2b-consult-card .form-label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--b2b-text);
}

#b2b .b2b-consult-consent-check {
  margin-top: 0.65rem;
  padding-left: 0;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

#b2b .b2b-consult-consent-check .form-check-input {
  float: none;
  margin: 0.3rem 0 0 0;
  flex-shrink: 0;
  cursor: pointer;
}

#b2b .b2b-consult-consent-check .form-check-label {
  font-size: 0.78rem;
  color: var(--b2b-muted);
  line-height: 1.55;
  cursor: pointer;
  padding-left: 0;
}

#b2b .b2b-consult-card .btn-submit-contact {
  font-weight: 700;
  font-size: 1rem;
}

#b2b .b2b-consult-tel {
  text-align: center;
  margin-top: 1.5rem;
  margin-bottom: 0;
  font-size: 0.88rem;
  color: var(--b2b-muted);
}

#b2b .b2b-consult-tel a {
  color: var(--b2b-primary);
  font-weight: 700;
  text-decoration: none;
}

#b2b .b2b-consult-tel a:hover {
  text-decoration: underline;
}

@media (min-width: 768px) {
  #b2b .b2b-consult-card {
    padding: 2.5rem 2.25rem 2rem;
  }
}

@media (max-width: 991px) {
  #b2b .b2b-pain-wrap {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  #b2b .b2b-why-grid {
    grid-template-columns: 1fr 1fr;
  }

  #b2b .b2b-curriculum-intro {
    grid-template-columns: 1fr;
  }

  #b2b .b2b-pricing-cards {
    grid-template-columns: 1fr;
    max-width: 22rem;
  }

  #b2b .b2b-feature-wrap {
    grid-template-columns: 1fr;
  }

  #b2b .b2b-process-steps {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  #b2b .b2b-process-steps::before {
    display: none;
  }

  /* 통계: 태블릿·모바일 2×2 그리드 */
  #b2b #b2b-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  #b2b #b2b-stats .b2b-stat {
    min-width: 0;
    padding: 1.35rem 0.65rem;
    border-right: 1px solid var(--b2b-border);
    border-bottom: 1px solid var(--b2b-border);
  }

  #b2b #b2b-stats .b2b-stat:nth-child(2n) {
    border-right: none;
  }

  #b2b #b2b-stats .b2b-stat:nth-child(n + 3) {
    border-bottom: none;
  }

  #b2b #b2b-stats .b2b-stat .num {
    font-size: clamp(1.1rem, 4vw, 1.65rem);
  }

  #b2b #b2b-stats .b2b-stat .label {
    font-size: 0.72rem;
    line-height: 1.35;
  }
}

@media (max-width: 575px) {
  #b2b #b2b-hero {
    padding: 3.25rem 0 3.5rem;
  }

  #b2b .b2b-why-grid {
    grid-template-columns: 1fr;
  }

  #b2b .b2b-client-ticker-wrap {
    height: 240px;
  }

  #b2b .b2b-review-card {
    width: 18rem;
    padding: 1.25rem;
  }
}