/* Shared first screen: homepage video, overlay, 1280px copy area and typography.
   Keep page-owned copy/links in .mrai-page-video-copy; the video is decorative.
   Mobile content may grow beyond one screen so long copy is never cropped. */
:root {
  --page-video-ink: #171717;
  --page-video-white: #fff;
  --page-video-muted: rgba(255, 255, 255, .82);
  --page-video-overlay: linear-gradient(180deg, rgba(5, 5, 5, .42), rgba(5, 5, 5, .24) 48%, rgba(5, 5, 5, .48));
  --page-video-width: 1280px;
  --page-video-heading: 60px;
  --page-video-radius: 999px;
}

html .mrai-page-video-hero {
  position: relative !important;
  inset: auto !important;
  width: 100% !important;
  max-width: none !important;
  height: auto !important;
  min-height: max(640px, 100svh) !important;
  margin: 0 !important;
  padding: 76px max(32px, calc((100vw - var(--page-video-width)) / 2)) 40px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: flex-start !important;
  overflow: hidden !important;
  box-sizing: border-box;
  isolation: isolate;
  color: var(--page-video-white) !important;
  background: var(--page-video-ink) !important;
  border: 0 !important;
  border-radius: 0 !important;
}
html .mrai-page-video-hero::before,
html .mrai-page-video-hero::after { content: none !important; }
html .mrai-page-video-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
html .mrai-page-video-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--page-video-overlay);
}
html .mrai-page-video-media video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
html .mrai-page-video-copy {
  position: relative !important;
  inset: auto !important;
  z-index: 2;
  display: block !important;
  width: 100% !important;
  max-width: var(--page-video-width) !important;
  height: auto !important;
  min-height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  text-align: left !important;
  pointer-events: auto;
}
html .mrai-page-video-copy [data-reveal],
html .mrai-page-video-copy[data-reveal] {
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
}
html .mrai-page-video-copy h1 {
  width: 100% !important;
  max-width: 1080px !important;
  margin: 0 !important;
  color: var(--page-video-white) !important;
  font-size: var(--page-video-heading) !important;
  font-weight: 400 !important;
  font-style: normal !important;
  line-height: 1.08 !important;
  letter-spacing: -.045em !important;
  text-align: left !important;
  text-wrap: balance;
}
html .mrai-page-video-copy h1 :is(span, em, strong) {
  color: inherit !important;
  font-weight: inherit !important;
  font-style: normal !important;
}
html .mrai-page-video-copy .eyebrow {
  margin: 0 0 16px !important;
  color: var(--page-video-muted) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  letter-spacing: .04em !important;
  line-height: 1.4 !important;
  text-transform: none !important;
}
html .mrai-page-video-copy .eyebrow::before { content: none !important; }
html .mrai-page-video-copy .mrai-page-video-lead {
  width: min(840px, 100%) !important;
  max-width: 840px !important;
  margin: 28px 0 0 !important;
  color: var(--page-video-muted) !important;
  font-size: 18px !important;
  font-weight: 400 !important;
  line-height: 1.5 !important;
  text-align: left !important;
  text-wrap: pretty;
}
html .mrai-page-video-copy .mrai-page-video-actions {
  display: flex !important;
  width: auto !important;
  margin: 30px 0 0 !important;
  padding: 0 !important;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start !important;
  gap: 14px !important;
  border: 0 !important;
}
html .mrai-page-video-actions > a {
  display: inline-flex !important;
  min-height: 46px !important;
  width: auto !important;
  margin: 0 !important;
  padding: 0 28px !important;
  align-items: center;
  justify-content: center;
  gap: 12px !important;
  border: 1px solid var(--page-video-white) !important;
  border-radius: var(--page-video-radius) !important;
  color: var(--page-video-ink) !important;
  background: var(--page-video-white) !important;
  box-shadow: none !important;
  font-size: 15px !important;
  font-weight: 600 !important;
  line-height: 1.3 !important;
  text-decoration: none;
  transition: background-color .18s ease, transform .14s ease;
}
html .mrai-page-video-actions > a:not(:first-child) {
  color: var(--page-video-white) !important;
  border-color: rgba(255, 255, 255, .72) !important;
  background: transparent !important;
}
html .mrai-page-video-actions > a:hover {
  color: var(--page-video-ink) !important;
  border-color: var(--orange, #ff7417) !important;
  background: var(--orange, #ff7417) !important;
}
html .mrai-page-video-actions > a:not(:first-child):hover {
  color: var(--page-video-white) !important;
  border-color: var(--page-video-white) !important;
  background: rgba(255, 255, 255, .12) !important;
}
html .mrai-page-video-actions > a:focus-visible {
  outline: 3px solid var(--page-video-white) !important;
  outline-offset: 4px;
}
html .mrai-page-video-actions > a:active { transform: scale(.97); }
html .mrai-page-video-actions svg { width: 16px; height: 16px; }
html .mrai-page-video-copy .hero-points {
  max-width: 1080px;
  margin: 24px 0 0 !important;
  gap: 12px 24px !important;
}
html .mrai-page-video-copy .hero-points span {
  color: var(--page-video-muted) !important;
  font-size: 14px !important;
  line-height: 1.5;
}
html .mrai-page-video-copy .hero-points span::before { color: var(--page-video-white) !important; }

/* FDE's four existing takeaway items remain immediately below its video hero. */
html .mrai-hero-details { padding-top: 64px; }
html .mrai-hero-details .hero-visual { padding: 0; background: none; }
html .mrai-hero-details .hero-takeaway { max-width: none; padding: 0; }
html .mrai-hero-details .takeaway-title { color: var(--ink, #171717); font-size: 16px; }
html .mrai-hero-details .hero-takeaway ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-top: 24px;
}
html .mrai-hero-details .hero-takeaway li {
  padding: 24px;
  border: 0;
  border-radius: 16px;
  background: var(--soft, #f5f5f5);
}
@media (max-width: 980px) {
  html .mrai-hero-details .hero-takeaway ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  html .mrai-page-video-hero { padding: 104px 20px 100px !important; }
  html .mrai-page-video-copy h1 {
    font-size: clamp(32px, 10.2vw, 40px) !important;
    line-height: 1.12 !important;
  }
  html .mrai-page-video-copy .mrai-page-video-lead { margin-top: 24px !important; font-size: 16px !important; }
  html .mrai-page-video-copy .mrai-page-video-actions { margin-top: 24px !important; gap: 12px !important; }
  html .mrai-page-video-actions > a { min-height: 48px !important; padding-inline: 24px !important; }
  html .mrai-hero-details { padding-top: 48px; }
  html .mrai-hero-details .hero-takeaway ol { grid-template-columns: minmax(0, 1fr); gap: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  html .mrai-page-video-actions > a { transition: none !important; }
}


/* Standard video pages place the first heading 150px after the hero.
   Homepage, Enterprise Training and Docs do not load this stylesheet. */
:root { --page-video-followup-gap: 150px; }
html .mrai-page-video-hero + :is(.auto-section, .im-section, .wb-section, .dm-section, .editorial-section, .service-packages, #direction) {
  margin-top: 0 !important;
  padding-top: var(--page-video-followup-gap) !important;
}
html .mrai-page-video-hero + section :is(.auto-heading, .im-heading, .wb-heading, .dm-heading, .section-heading, .problem-layout),
html .mrai-page-video-hero + section :is(.auto-heading, .im-heading, .wb-heading, .dm-heading, .section-heading) > .eyebrow {
  margin-top: 0 !important;
}

/* Why Mr. AI keeps the desktop image aligned to the section start. */
html .mrai-page-video-hero + #direction .visual-stage {
  align-self: start !important;
  place-items: start center !important;
  margin-top: 0 !important;
  padding-top: 0 !important;
}

/* Video measures 100px from the hero to its mode switcher. */
html .mrai-page-video-hero + .vd-mode-bar {
  margin-top: 0 !important;
  padding-top: 100px !important;
}
html .mrai-page-video-hero + .vd-mode-bar .shell { gap: 24px; }
html .mrai-page-video-hero + .vd-mode-bar .vd-modes { height: 50px; flex-wrap: nowrap; }
html .mrai-page-video-hero + .vd-mode-bar .vd-tab { white-space: nowrap; }
html .mrai-page-video-hero + .vd-mode-bar .vd-guidance-card { padding-top: 24px; }
html .mrai-page-video-hero + .vd-mode-bar .vd-guidance-icon { height: 24px; margin-bottom: 14px; }
html .mrai-page-video-hero + .vd-mode-bar .vd-guidance-card small { margin-top: 0; }
@media (max-width: 620px) {
  html .mrai-page-video-hero + .vd-mode-bar .shell { gap: 18px; }
}
@media (max-width: 480px) {
  html .mrai-page-video-hero + .vd-mode-bar .vd-tab { padding-inline: 12px; font-size: 12px; }
}

/* Only media changes during loading. The current hero copy is present in HTML. */
html .mrai-progressive-hero { background: #171717 !important; }
html .mrai-progressive-hero .mrai-hero-poster {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}
html .mrai-progressive-hero video[data-hero-video] {
  opacity: 0;
  transition: opacity 240ms ease;
}
html .mrai-progressive-hero[data-video-ready="true"] video[data-hero-video] { opacity: 1; }
html .mrai-page-video-media > video[data-hero-video],
html .mrai-hero-carousel > video[data-hero-video] {
  position: absolute;
  inset: 0;
  z-index: 1;
}
html .mrai-progressive-hero .mrai-page-video-media::after,
html .mrai-progressive-hero .mrai-hero-carousel::after { z-index: 2; }
html .training-hero.mrai-progressive-hero > video[data-hero-video] { z-index: 1; }
html .training-hero.mrai-progressive-hero::before { z-index: 2; }
html .training-hero.mrai-progressive-hero .hero-grid { z-index: 3; }
html .mrai-progressive-hero [data-reveal] {
  opacity: 1 !important;
  visibility: visible !important;
  transform: none !important;
}
html .hero.mrai-carousel-hero::before,
html .hero.mrai-carousel-hero::after { content: none !important; }
/* The first title has its natural height before its carousel controller starts. */
html .mrai-carousel-hero:not([data-carousel-bound]) .mrai-hero-title-window { height: auto; }
html .mrai-carousel-hero:not([data-carousel-bound]) .mrai-hero-title-item {
  height: auto;
  flex-basis: auto;
}
html .mrai-carousel-hero:not([data-carousel-bound]) .mrai-hero-title-item:not(:first-child) { display: none; }
@media (prefers-reduced-motion: reduce) {
  html .mrai-progressive-hero video[data-hero-video] { transition: none; }
}

/* All other locales share Medium video titles with proportional line spacing. */
@layer mrai-video-title-typography {
  html:not(:is([lang="zh-CN"], [lang="zh-TW"])) .mrai-progressive-hero h1,
  html:not(:is([lang="zh-CN"], [lang="zh-TW"])) .mrai-progressive-hero h1 * {
    font-weight: 500 !important;
    line-height: 1.2 !important;
  }
  @media (min-width: 821px) {
    html[lang="en"] .mrai-progressive-hero h1,
    html[lang="en"] .mrai-progressive-hero h1 * {
      font-weight: 400 !important;
    }
  }
}