/**
 * AI 生成 PPT 介绍（template-ai-ppt-intro.php）
 * 依赖：front-page.css（--hc-* 企业风变量）
 */

.home-corporate.ai-ppt-intro-page {
  --ppt-accent: #6b4eff;
  --ppt-accent-deep: #4f46e5;
  --ppt-accent-blue: #2f80ed;
  --ppt-accent-soft: #f3f0ff;
  --ppt-accent-glow: rgba(107, 78, 255, 0.16);
  --ppt-warm: #f97316;
  --ppt-card-shadow: 0 4px 28px rgba(15, 23, 42, 0.06);
  --ppt-card-shadow-hover: 0 20px 56px rgba(79, 70, 229, 0.14);
  --ppt-glass: rgba(255, 255, 255, 0.82);
}

.home-corporate.ai-ppt-intro-page .hc-btn--solid {
  background: linear-gradient(135deg, var(--ppt-accent) 0%, var(--ppt-accent-blue) 100%);
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(107, 78, 255, 0.28);
}

.home-corporate.ai-ppt-intro-page .hc-btn--solid:hover,
.home-corporate.ai-ppt-intro-page .hc-btn--solid:focus-visible {
  filter: brightness(1.05);
  box-shadow: 0 12px 32px rgba(107, 78, 255, 0.34);
}

.home-corporate.ai-ppt-intro-page .hc-btn--outline {
  border-color: rgba(107, 78, 255, 0.35);
  color: var(--ppt-accent-deep);
}

.home-corporate.ai-ppt-intro-page .hc-btn--outline:hover,
.home-corporate.ai-ppt-intro-page .hc-btn--outline:focus-visible {
  background: var(--ppt-accent-soft);
  border-color: var(--ppt-accent);
}

/* Hero — match training-scheme-intro landing (custom-page-hero defaults + grid) */
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero-section.custom-page-hero--has-bg {
  background-position: 0 0, 88% center;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero-section.custom-page-hero--has-bg::before {
  background: linear-gradient(
    105deg,
    rgba(255, 255, 255, 0.98) 0%,
    rgba(255, 255, 255, 0.94) 38%,
    rgba(255, 255, 255, 0.72) 52%,
    rgba(255, 255, 255, 0.2) 68%,
    transparent 82%
  );
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero-section .hc-hero__viewport {
  padding-bottom: 0;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__grid {
    grid-template-columns: 1fr minmax(300px, 46%);
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__line1,
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__line2 {
  display: inline;
  background: linear-gradient(120deg, var(--ppt-accent) 0%, var(--ppt-accent-blue) 55%, #06b6d4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

@supports not (background-clip: text) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__line1,
  .home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__line2 {
    color: var(--ppt-accent-deep);
    -webkit-text-fill-color: initial;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__lead {
  margin-top: 1rem;
  max-width: 36em;
}

.home-corporate.ai-ppt-intro-page #ai-ppt-spotlight {
  scroll-margin-top: calc(var(--hc-header-offset, 80px) + 16px);
}

@media (max-width: 640px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 18rem;
  }

  .home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__actions .hc-btn {
    width: 100%;
    justify-content: center;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-stats-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 1.35rem 0 1.65rem;
  padding: 0;
  list-style: none;
  max-width: 28rem;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-stat-chip {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px 14px;
  border-radius: var(--hc-radius-md, 12px);
  border: 1px solid rgba(107, 78, 255, 0.12);
  background: var(--ppt-glass);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.95) inset;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-stat-chip strong {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--hc-ink, #0f172a);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-stat-chip span {
  font-size: 12px;
  line-height: 1.35;
  color: var(--hc-muted, #64748b);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__visual {
  position: relative;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__visual::before {
  content: "";
  position: absolute;
  inset: -12px -12px -20px;
  border-radius: calc(var(--hc-radius-lg, 16px) + 6px);
  background: linear-gradient(145deg, var(--ppt-accent-glow) 0%, rgba(47, 128, 237, 0.08) 50%, rgba(6, 182, 212, 0.06) 100%);
  z-index: 0;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-hero__visual .ai-ppt-intro-media {
  position: relative;
  z-index: 1;
}

/* Media */
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-media {
  margin: 0;
  border-radius: var(--hc-radius-lg, 16px);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: linear-gradient(145deg, #f8fafc 0%, #eef2ff 100%);
  box-shadow: var(--ppt-card-shadow);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-media--hero-side {
  box-shadow: 0 24px 64px rgba(79, 70, 229, 0.16);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-media__img {
  display: block;
  width: 100%;
  height: auto;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-media__placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  padding: 24px;
  text-align: center;
  font-size: 13px;
  line-height: 1.5;
  color: var(--hc-muted, #64748b);
  background: linear-gradient(135deg, #f5f3ff 0%, #eff6ff 100%);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-media--hero-side .ai-ppt-intro-media__placeholder {
  min-height: 320px;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-media--wide .ai-ppt-intro-media__placeholder {
  min-height: 280px;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-media__hint {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--hc-muted, #64748b);
  background: rgba(255, 255, 255, 0.9);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
}

/* Sections */
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-section {
  padding-block: clamp(56px, 8vw, 88px);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-section--alt {
  background: linear-gradient(180deg, #fafbff 0%, #ffffff 100%);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-section-lead {
  max-width: 42em;
  margin-inline: auto;
  text-align: center;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-section-lead--narrow {
  max-width: 36em;
}

/* Spotlight */
.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight {
  position: relative;
  overflow: hidden;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight--has-bg {
  background-image: var(--ai-ppt-spotlight-bg);
  background-size: cover;
  background-position: center;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight--has-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92) 0%, rgba(243, 240, 255, 0.88) 100%);
  pointer-events: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight > .hc-container {
  position: relative;
  z-index: 1;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight__intro {
  max-width: 42em;
  margin: 0 auto 1.75rem;
  text-align: center;
  color: var(--hc-muted, #64748b);
  line-height: 1.75;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight__grid {
  display: grid;
  gap: clamp(20px, 3vw, 28px);
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-spotlight__grid {
    grid-template-columns: 1fr 1fr;
    align-items: stretch;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card {
  display: flex;
  flex-direction: column;
  max-height: 100%;
  border-radius: calc(var(--hc-radius-lg, 16px) + 4px);
  border: 1px solid rgba(107, 78, 255, 0.12);
  background: var(--ppt-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--ppt-card-shadow);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ppt-card-shadow-hover);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card--scheme {
  border-top: 3px solid var(--ppt-warm);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card--bid {
  border-top: 3px solid var(--ppt-accent-blue);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__media .ai-ppt-intro-media {
  border: none;
  border-radius: 0;
  box-shadow: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__media .ai-ppt-intro-media__img {
  max-height: 172px;
  object-fit: cover;
  object-position: center top;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__media .ai-ppt-intro-media__placeholder {
  min-height: 140px;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__body {
  padding: clamp(16px, 2.2vw, 22px);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__title {
  margin: 0 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 700;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__pain {
  margin: 0 0 0.75rem;
  font-size: 13px;
  color: var(--hc-muted, #64748b);
  line-height: 1.55;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__list {
  margin: 0;
  padding-left: 1.15rem;
  flex: 1;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__list li {
  margin-bottom: 0.35rem;
  font-size: 13px;
  line-height: 1.5;
  color: var(--hc-ink, #0f172a);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 14px;
  font-weight: 600;
  color: var(--ppt-accent-deep);
  text-decoration: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card__link:hover {
  text-decoration: underline;
}

/* Pain — section background */
.home-corporate.ai-ppt-intro-page .ai-ppt-pain {
  position: relative;
  overflow: hidden;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain--has-bg {
  background-image: var(--ai-ppt-pain-bg);
  background-size: cover;
  background-position: center top;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain--has-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.42) 0%,
    rgba(255, 255, 255, 0.28) 45%,
    rgba(255, 255, 255, 0.38) 100%
  );
  pointer-events: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain__inner {
  position: relative;
  z-index: 1;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 768px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-pain-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-card {
  padding: clamp(18px, 2.5vw, 24px);
  border-radius: var(--hc-radius-lg, 16px);
  border: 1px solid rgba(15, 23, 42, 0.07);
  background: #fff;
  box-shadow: var(--ppt-card-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--ppt-card-shadow-hover);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-card__icon {
  display: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-card__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 12px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ppt-accent-deep);
  background: var(--ppt-accent-soft);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-card__title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 700;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-card__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--hc-muted, #64748b);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-pain-bridge {
  margin: 2rem auto 0;
  max-width: 36em;
  text-align: center;
  font-size: clamp(1rem, 2vw, 1.125rem);
  font-weight: 600;
  line-height: 1.6;
  color: var(--hc-ink, #0f172a);
}

/* Bento starts */
.home-corporate.ai-ppt-intro-page .ai-ppt-bento {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-bento {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card {
  position: relative;
  min-height: 240px;
  border-radius: var(--hc-radius-lg, 16px);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: var(--ppt-card-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ppt-card-shadow-hover);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__bg {
  position: absolute;
  inset: 0;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__bg .ai-ppt-intro-media {
  height: 100%;
  border: none;
  border-radius: 0;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__bg .ai-ppt-intro-media__img {
  height: 100%;
  object-fit: cover;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__content {
  position: absolute;
  inset: auto 0 0;
  z-index: 1;
  padding: 12px;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__caption {
  padding: 14px 16px;
  border-radius: calc(var(--hc-radius-md, 12px) - 2px);
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background 0.25s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card:hover .ai-ppt-bento-card__caption {
  background: rgba(15, 23, 42, 0.92);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  color: #fff;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__text {
  margin: 0;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  font-size: 13px;
  line-height: 1.55;
  color: #fff;
  transition: max-height 0.35s ease, opacity 0.28s ease, margin-top 0.28s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card:hover .ai-ppt-bento-card__text,
.home-corporate.ai-ppt-intro-page .ai-ppt-bento-card:focus-within .ai-ppt-bento-card__text {
  max-height: 6em;
  opacity: 1;
  margin-top: 0.5rem;
}

@media (hover: none) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-bento-card__text {
    max-height: none;
    opacity: 1;
    margin-top: 0.5rem;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-bento-footnote {
  margin: 1.25rem auto 0;
  max-width: 40em;
  text-align: center;
  font-size: 13px;
  color: var(--hc-muted, #64748b);
}

/* Capability cards — gradient section, glass-accent cards */
.home-corporate.ai-ppt-intro-page .ai-ppt-feature-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #f8f6ff 0%, #eef4ff 48%, #f0fdfa 100%);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-section::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto;
  height: 320px;
  background: radial-gradient(ellipse at 30% 40%, rgba(107, 78, 255, 0.12) 0%, transparent 68%);
  pointer-events: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-section::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% auto;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(47, 128, 237, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-section > .hc-container {
  position: relative;
  z-index: 1;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-grid {
  display: grid;
  gap: clamp(14px, 2vw, 20px);
  grid-template-columns: 1fr;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-cap-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-cap-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 28px);
  border-radius: calc(var(--hc-radius-lg, 16px) + 2px);
  border: 1px solid rgba(255, 255, 255, 0.85);
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.78) 100%);
  box-shadow:
    0 4px 24px rgba(79, 70, 229, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--ppt-accent) 0%, var(--ppt-accent-blue) 55%, #06b6d4 100%);
  opacity: 0.85;
  transition: height 0.28s ease, opacity 0.28s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card::after {
  content: "";
  position: absolute;
  inset: -40% -30% auto auto;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(107, 78, 255, 0.14) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.28s ease, transform 0.28s ease;
  pointer-events: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: rgba(107, 78, 255, 0.28);
  box-shadow:
    0 20px 48px rgba(79, 70, 229, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 1);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card:hover::before {
  height: 4px;
  opacity: 1;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card:hover::after {
  opacity: 1;
  transform: translate(-8px, 8px);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card__num {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--ppt-accent) 0%, var(--ppt-accent-blue) 100%);
  box-shadow: 0 6px 16px rgba(107, 78, 255, 0.32);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card__title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--hc-ink, #0f172a);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-cap-card__text {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--hc-muted, #64748b);
}

/* Feature tabs (legacy — kept for compatibility) */
.home-corporate.ai-ppt-intro-page .ai-ppt-feature-showcase {
  margin-top: 2rem;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 1.25rem;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-tab {
  padding: 10px 18px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 999px;
  background: #fff;
  font-size: 14px;
  font-weight: 600;
  color: var(--hc-muted, #64748b);
  cursor: pointer;
  transition: all 0.2s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-tab.is-active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--ppt-accent) 0%, var(--ppt-accent-blue) 100%);
  box-shadow: 0 6px 20px rgba(107, 78, 255, 0.28);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-body__inner {
  display: grid;
  gap: 24px;
  padding: clamp(20px, 3vw, 28px);
  border-radius: calc(var(--hc-radius-lg, 16px) + 2px);
  border: 1px solid rgba(107, 78, 255, 0.1);
  background: linear-gradient(145deg, #ffffff 0%, #f8f7ff 100%);
  box-shadow: var(--ppt-card-shadow);
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-feature-body__inner {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 52%);
    align-items: center;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-desc {
  margin: 0 0 1rem;
  font-size: 15px;
  line-height: 1.7;
  color: var(--hc-ink, #0f172a);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-desc[hidden] {
  display: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-style-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-style-pills li {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ppt-accent-deep);
  background: var(--ppt-accent-soft);
  border: 1px solid rgba(107, 78, 255, 0.12);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-media-wrap {
  position: relative;
  min-height: 200px;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-media {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-feature-media.is-active {
  position: relative;
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

/* Compare */
.home-corporate.ai-ppt-intro-page .ai-ppt-compare {
  position: relative;
  overflow: hidden;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare--has-bg {
  background-image: var(--ai-ppt-compare-bg);
  background-size: cover;
  background-position: center;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare--has-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.94);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare > .hc-container {
  position: relative;
  z-index: 1;
}

/* Compare board — side-by-side contrast */
.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board {
  margin-top: 2rem;
  border-radius: calc(var(--hc-radius-lg, 16px) + 4px);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: 0 16px 48px rgba(15, 23, 42, 0.08);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__col {
  padding: 16px 20px;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__col--plain {
  color: var(--hc-muted, #64748b);
  background: #f1f5f9;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__col--pro {
  color: #fff;
  background: linear-gradient(135deg, var(--ppt-accent) 0%, var(--ppt-accent-blue) 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__row:last-child {
  border-bottom: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__cell {
  padding: clamp(18px, 2.5vw, 24px);
  font-size: 14px;
  line-height: 1.65;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__cell--plain {
  color: var(--hc-muted, #64748b);
  background: #f8fafc;
  border-right: 1px solid rgba(15, 23, 42, 0.06);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__cell--pro {
  color: var(--hc-ink, #0f172a);
  font-weight: 600;
  background: linear-gradient(145deg, #f5f3ff 0%, #eff6ff 100%);
}

@media (max-width: 639px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__head,
  .home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__row {
    grid-template-columns: 1fr;
  }

  .home-corporate.ai-ppt-intro-page .ai-ppt-compare-board__cell--plain {
    border-right: none;
    border-bottom: 1px dashed rgba(15, 23, 42, 0.08);
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare__grid {
  display: grid;
  gap: 20px;
  margin-top: 2rem;
}

@media (min-width: 768px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-compare__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-col {
  padding: clamp(22px, 3vw, 28px);
  border-radius: var(--hc-radius-lg, 16px);
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-col--muted {
  background: #f8fafc;
  color: var(--hc-muted, #64748b);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-col--highlight {
  background: linear-gradient(145deg, #f5f3ff 0%, #eff6ff 100%);
  border-color: rgba(107, 78, 255, 0.18);
  box-shadow: 0 12px 40px rgba(107, 78, 255, 0.1);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-col__label {
  margin: 0 0 0.75rem;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-col--highlight .ai-ppt-compare-col__label {
  color: var(--ppt-accent-deep);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare-col__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-compare__summary {
  margin: 2rem auto 0;
  max-width: 32em;
  text-align: center;
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.55;
}

/* Scene grid */
.home-corporate.ai-ppt-intro-page .ai-ppt-scene-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

@media (min-width: 768px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-scene-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-scene-card {
  border-radius: var(--hc-radius-md, 12px);
  overflow: hidden;
  border: 1px solid rgba(15, 23, 42, 0.07);
  background: #fff;
  box-shadow: var(--ppt-card-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-scene-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--ppt-card-shadow-hover);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-scene-card .ai-ppt-intro-media {
  border: none;
  border-radius: 0;
  box-shadow: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-scene-card__body {
  padding: 12px 14px 14px;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-scene-card__title {
  margin: 0 0 0.25rem;
  font-size: 14px;
  font-weight: 700;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-scene-card__text {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--hc-muted, #64748b);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-scene-footnote {
  margin: 1.25rem auto 0;
  max-width: 40em;
  text-align: center;
  font-size: 13px;
  color: var(--hc-muted, #64748b);
}

/* Flow steps — gradient section, solid-color cards */
.home-corporate.ai-ppt-intro-page .ai-ppt-steps-section {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #fafbff 0%, #f5f3ff 42%, #eff6ff 100%);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-steps-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 22%, rgba(107, 78, 255, 0.07) 0%, transparent 42%),
    radial-gradient(circle at 88% 78%, rgba(47, 128, 237, 0.08) 0%, transparent 40%);
  pointer-events: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-steps-section > .hc-container {
  position: relative;
  z-index: 1;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-grid {
  display: grid;
  gap: clamp(14px, 2vw, 18px);
  grid-template-columns: 1fr;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-flow-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-flow-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 2.5vw, 28px);
  min-height: 100%;
  border-radius: calc(var(--hc-radius-lg, 16px) + 2px);
  border: 1px solid rgba(255, 255, 255, 0.65);
  box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card:nth-child(1) {
  background: #ede9fe;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card:nth-child(2) {
  background: #dbeafe;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card:nth-child(3) {
  background: #cffafe;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card:nth-child(4) {
  background: #e0e7ff;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px rgba(79, 70, 229, 0.14);
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-flow-grid {
    position: relative;
  }

  .home-corporate.ai-ppt-intro-page .ai-ppt-flow-card:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -9px;
    width: 18px;
    height: 2px;
    background: linear-gradient(90deg, rgba(107, 78, 255, 0.45) 0%, rgba(47, 128, 237, 0.2) 100%);
    transform: translateY(-50%);
    z-index: 2;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 800;
  color: #fff;
  background: rgba(15, 23, 42, 0.82);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.18);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card__title {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--hc-ink, #0f172a);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-flow-card__text {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(15, 23, 42, 0.72);
}

/* Steps (legacy large blocks) */
.home-corporate.ai-ppt-intro-page .ai-ppt-step-flow {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 8px;
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-step-flow {
    flex-wrap: nowrap;
    justify-content: space-between;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-step-flow__item {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1 1 auto;
  min-width: 140px;
  justify-content: center;
}

@media (min-width: 768px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-step-flow__item:not(:last-child)::after {
    content: "";
    flex: 1;
    height: 2px;
    margin-left: 8px;
    background: linear-gradient(90deg, rgba(107, 78, 255, 0.35) 0%, rgba(47, 128, 237, 0.15) 100%);
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-step-flow__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--ppt-accent) 0%, var(--ppt-accent-blue) 100%);
  box-shadow: 0 4px 14px rgba(107, 78, 255, 0.3);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-step-flow__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--hc-ink, #0f172a);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-steps {
  display: grid;
  gap: clamp(24px, 4vw, 36px);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-step-block {
  display: grid;
  gap: 20px;
  align-items: center;
  padding: clamp(20px, 3vw, 28px);
  border-radius: calc(var(--hc-radius-lg, 16px) + 2px);
  border: 1px solid rgba(15, 23, 42, 0.07);
  background: #fff;
  box-shadow: var(--ppt-card-shadow);
}

@media (min-width: 992px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-step-block {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 48%);
  }

  .home-corporate.ai-ppt-intro-page .ai-ppt-step-block--reverse {
    grid-template-columns: minmax(280px, 48%) minmax(0, 1fr);
  }

  .home-corporate.ai-ppt-intro-page .ai-ppt-step-block--reverse .ai-ppt-step-block__copy {
    order: 2;
  }

  .home-corporate.ai-ppt-intro-page .ai-ppt-step-block--reverse .ai-ppt-step-block__media {
    order: 1;
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-step-block__eyebrow {
  margin: 0 0 0.35rem;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ppt-accent-deep);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-step-block__title {
  margin: 0 0 0.65rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-step-block__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--hc-muted, #64748b);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-steps-closing {
  margin: 0.5rem auto 0;
  max-width: 36em;
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
}

/* Trust */
.home-corporate.ai-ppt-intro-page .ai-ppt-trust-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-trust-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.home-corporate.ai-ppt-intro-page .ai-ppt-trust-card {
  padding: clamp(22px, 3vw, 28px);
  border-radius: var(--hc-radius-lg, 16px);
  border: 1px solid rgba(15, 23, 42, 0.07);
  background: #fff;
  box-shadow: var(--ppt-card-shadow);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-trust-card--plain {
  text-align: center;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-trust-card--plain:hover {
  transform: translateY(-3px);
  box-shadow: var(--ppt-card-shadow-hover);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-trust-card--plain .ai-ppt-trust-card__title {
  font-size: 1.125rem;
  color: var(--ppt-accent-deep);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-trust-card .ai-ppt-intro-media {
  margin-bottom: 14px;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-trust-card__title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 700;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-trust-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--hc-muted, #64748b);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-faq-list {
  max-width: 720px;
  margin: 2.5rem auto 0;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-faq-item {
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-faq-item__q {
  padding: 1rem 2rem 1rem 0;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  position: relative;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-faq-item__q::-webkit-details-marker {
  display: none;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-faq-item__q::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.25rem;
  color: var(--ppt-accent-deep);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-faq-item[open] .ai-ppt-faq-item__q::after {
  content: "−";
}

.home-corporate.ai-ppt-intro-page .ai-ppt-faq-item__a {
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  font-size: 14px;
  line-height: 1.65;
  color: var(--hc-muted, #64748b);
}

/* CTA */
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta {
  position: relative;
  overflow: hidden;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta--has-bg {
  background-image: var(--ai-ppt-cta-bg);
  background-size: cover;
  background-position: center;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta--has-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.88) 0%, rgba(47, 128, 237, 0.82) 100%);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta > .hc-container {
  position: relative;
  z-index: 1;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta__panel {
  padding: clamp(40px, 6vw, 64px) clamp(24px, 4vw, 40px);
  text-align: center;
  color: #fff;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta__panel .hc-section-title {
  color: #fff;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta__panel .hc-section-lead {
  color: rgba(255, 255, 255, 0.9);
  margin-inline: auto;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 1.5rem;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta .hc-btn--solid {
  background: #fff;
  color: var(--ppt-accent-deep);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.15);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta .hc-btn--outline,
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta .hc-btn--cta-secondary {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.92);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta .hc-btn--outline:hover,
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta .hc-btn--cta-secondary:hover,
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta .hc-btn--outline:focus-visible,
.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta .hc-btn--cta-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.24);
  border-color: #fff;
  color: #fff;
}

.home-corporate.ai-ppt-intro-page .ai-ppt-intro-cta__footnote {
  margin: 1.25rem 0 0;
  font-size: 13px;
  opacity: 0.85;
}

@media (prefers-reduced-motion: reduce) {
  .home-corporate.ai-ppt-intro-page .ai-ppt-spotlight-card,
  .home-corporate.ai-ppt-intro-page .ai-ppt-pain-card,
  .home-corporate.ai-ppt-intro-page .ai-ppt-bento-card,
  .home-corporate.ai-ppt-intro-page .ai-ppt-scene-card,
  .home-corporate.ai-ppt-intro-page .ai-ppt-feature-media,
  .home-corporate.ai-ppt-intro-page .ai-ppt-cap-card,
  .home-corporate.ai-ppt-intro-page .ai-ppt-flow-card,
  .home-corporate.ai-ppt-intro-page .ai-ppt-trust-card--plain {
    transition: none;
  }
}