@charset "UTF-8";
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-size: 1.6rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img,
video,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

input,
textarea,
select {
  font: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: inherit;
  line-height: 1.2;
}

p {
  overflow-wrap: break-word;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}
body {
  color: #ffffff;
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-weight: 400;
  overflow-x: hidden;
  width: 100%;
  padding-top: var(--header-height);
}

html {
  font-size: 62.5%;
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  overflow-x: hidden;
  background-color: #0a0a0a;
}
@media (max-width: 767px) {
  html {
    scroll-padding-top: 80px;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  max-width: 960px;
  margin-inline: auto;
  padding-inline: 2rem;
}

.ls-wide {
  letter-spacing: 0.15em;
}

:root {
  --header-height: 77px;
}
@media (max-width: 768px) {
  :root {
    --header-height: 44px;
  }
}

#site-header-placeholder {
  height: var(--header-height);
  background-color: #000;
  width: 100%;
}

.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  padding-block: 2rem;
  padding-inline: 3rem;
  display: flex;
  align-items: center;
  gap: 4rem;
  background: linear-gradient(to bottom, rgba(10, 10, 10, 0.6) 0%, rgba(10, 10, 10, 0) 100%);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background-color: #000;
  z-index: -1;
  opacity: 1;
  transition: opacity 0.3s ease;
}
.site-header.is-scrolled::before {
  opacity: 0;
}
.site-header__logo {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 3.1rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  white-space: nowrap;
  flex-shrink: 0;
}
.site-header__logo a {
  transition: opacity 0.3s ease;
}
.site-header__logo a:hover {
  opacity: 0.7;
}
.site-header__nav {
  flex: 1;
}
.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: 3.5rem;
  flex-wrap: wrap;
}
.site-header__nav-item {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: 0.05em;
}
.site-header__nav-item a {
  display: inline-block;
  transition: opacity 0.3s ease;
  position: relative;
}
.site-header__nav-item a::after {
  content: "";
  position: absolute;
  inset-block-end: -2px;
  inset-inline-start: 0;
  width: 0;
  height: 1px;
  background-color: #ffffff;
  transition: width 0.3s ease;
}
.site-header__nav-item a:hover {
  opacity: 0.7;
}
.site-header__nav-item a:hover::after {
  width: 100%;
}
.site-header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 7px;
  width: 3.2rem;
  height: 3.2rem;
  margin-inline-start: auto;
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  z-index: 120;
}
.site-header__hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background-color: #ffffff;
  transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
}
.site-header__hamburger.is-active span {
  background-color: #000;
}
.site-header__hamburger.is-active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.site-header__hamburger.is-active span:nth-child(2) {
  opacity: 0;
}
.site-header__hamburger.is-active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}
@media (max-width: 768px) {
  .site-header {
    padding-inline: 2rem;
    padding-block: 0;
    padding: 1rem 2rem;
  }
  .site-header__logo {
    font-size: 2rem;
    transition: color 0.3s ease;
  }
  .is-menu-open .site-header__logo a {
    color: #000;
  }
  .site-header__nav {
    position: fixed;
    inset: 0;
    background-color: #ffffff;
    z-index: 110;
    padding-block-start: 0;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
  }
  .site-header__nav.is-open {
    display: flex;
    flex-direction: column;
    opacity: 1;
    visibility: visible;
  }
  .site-header__nav-close {
    display: flex;
    justify-content: flex-end;
    padding: 2.4rem 2.4rem 0;
  }
  .site-header__nav-close button {
    font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
    font-size: 3.2rem;
    font-weight: 200;
    color: #000000;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
    padding: 0.4rem;
    transition: opacity 0.3s ease;
  }
  .site-header__nav-close button:hover {
    opacity: 0.5;
  }
  .site-header__nav-label {
    display: none;
    font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
    font-size: 4rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    color: #000000;
    text-align: center;
    text-transform: uppercase;
    margin-block-start: 15%;
    margin-block-end: 2rem;
  }
}
@media (max-width: 768px) and (max-width: 768px) {
  .site-header__nav-label {
    display: block;
  }
}
@media (max-width: 768px) {
  .site-header__nav-list {
    flex-direction: column;
    align-items: center;
    gap: 0px;
    flex: none;
  }
  .site-header__nav-item {
    font-size: 2.8rem;
    font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
    color: #000000;
    width: 100%;
    text-align: center;
  }
  .site-header__nav-item a {
    display: inline-block;
    padding-block: 1rem;
    color: #000000;
    transition: opacity 0.3s ease;
  }
  .site-header__nav-item a::after {
    display: none;
  }
  .site-header__nav-item a:hover {
    opacity: 0.5;
  }
  .site-header__hamburger {
    display: flex;
  }
}
.site-header span.site-header__nav-label {
  display: none;
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 4rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: #000000;
  text-align: center;
  text-transform: uppercase;
  margin-block-start: 15%;
  margin-block-end: 2rem;
}
@media (max-width: 768px) {
  .site-header span.site-header__nav-label {
    display: block;
  }
}

.fv {
  position: relative;
  min-height: calc(100svh - var(--header-height, 0px));
  display: flex;
  align-items: center;
  background-color: #0a0a0a;
  overflow: hidden;
}
.fv__video-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}
.fv__video-wrapper.is-playing {
  opacity: 1;
}
.fv__video-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
}
.fv__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.4;
  z-index: 1;
}
.fv__overlay {
  position: absolute;
  inset: 0;
  background-color: #0a0a0a;
  z-index: 2;
  transition: opacity 2s ease-in-out;
}
.fv__overlay.is-fade-out {
  opacity: 0;
  pointer-events: none;
}
.fv__inner {
  position: relative;
  z-index: 3;
  padding-inline: 3rem;
  max-width: 960px;
  margin-inline: auto;
  width: 100%;
  text-align: center;
  transition: opacity 1.5s ease-in-out;
}
.fv__inner.is-fade-out {
  opacity: 0;
  pointer-events: none;
}
.fv__eyebrow {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 1.7rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  color: rgba(255, 255, 255, 0.7);
  margin-block-end: 2.5rem;
  text-transform: uppercase;
  opacity: 0;
  animation: fvFadeUp 1.2s ease-out 0.2s forwards;
}
.fv__heading {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-weight: 400;
  line-height: 1.1;
  margin-block-end: 3rem;
}
.fv__heading .fv__heading-line1 {
  display: block;
  font-size: clamp(4rem, 7vw, 7.5rem);
  font-style: normal;
  letter-spacing: 0.02em;
  font-weight: 400;
}
.fv__heading .fv__heading-line1 span {
  display: inline-block;
  opacity: 0;
}
.fv__heading .fv__heading-line1 span.move1 {
  animation: fvFadeUp 1.2s ease-out 0.5s forwards;
}
.fv__heading .fv__heading-line1 span.move2 {
  animation: fvFadeUp 1.2s ease-out 0.8s forwards;
}
.fv__heading .fv__heading-line2 {
  display: block;
  font-size: clamp(10rem, 11vw, 22rem);
  font-style: italic;
  letter-spacing: 0.01em;
  font-weight: 500;
}
@media screen and (max-width: 767px) {
  .fv__heading .fv__heading-line2 {
    font-size: clamp(7rem, 6vw, 18rem);
  }
}
.fv__heading .fv__heading-line2 .move3 {
  display: inline-block;
  opacity: 0;
  animation: fvBlurIn 1.5s ease-out 1.2s forwards;
}
.fv__subtext {
  font-size: clamp(1.4rem, 2vw, 1.8rem);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.7);
  line-height: 2;
  opacity: 0;
  animation: fvFadeUp 1.2s ease-out 1.8s forwards;
}
.fv__scroll {
  position: absolute;
  inset-block-end: 3rem;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 1.1rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  z-index: 3;
  transition: opacity 1.5s ease-in-out;
  opacity: 0;
  animation: fvFadeIn 1s ease-out 2.5s forwards;
}
.fv__scroll.is-fade-out {
  opacity: 0;
}
.fv__scroll::after {
  content: "";
  display: block;
  width: 1px;
  height: 4rem;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.7), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@media (max-width: 768px) {
  .fv {
    min-height: auto;
    aspect-ratio: 16/9;
    padding-block: var(--header-height, 44px);
    display: flex;
    align-items: center;
  }
  .fv__inner {
    padding-inline: 2rem;
    position: relative;
    top: auto;
    transform: none;
  }
  .fv__eyebrow {
    font-size: 1rem;
    margin-block-end: 1rem;
  }
  .fv__heading {
    margin-block-end: 1.5rem;
  }
  .fv__heading .fv__heading-line1 {
    font-size: 2.8rem;
  }
  .fv__heading .fv__heading-line2 {
    font-size: 5rem;
  }
  .fv__subtext {
    font-size: 1.2rem;
    line-height: 1.4;
  }
  .fv__scroll {
    display: none;
  }
}

@keyframes scrollLine {
  0% {
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top;
  }
  50% {
    opacity: 1;
    transform: scaleY(1);
    transform-origin: top;
  }
  100% {
    opacity: 0;
    transform: scaleY(1);
    transform-origin: bottom;
  }
}
@keyframes fvFadeUp {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fvBlurIn {
  0% {
    opacity: 0;
    filter: blur(15px);
    transform: scale(1.05);
  }
  100% {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
  }
}
@keyframes fvFadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}
.site-footer {
  background-color: #0a0a0a;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-block-start: 7rem;
  padding-block-end: 4rem;
}
.site-footer__inner {
  max-width: 960px;
  margin-inline: auto;
  padding-inline: 3rem;
}
.site-footer__top {
  text-align: center;
  margin-block-end: 6rem;
}
.site-footer__tagline {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 1.8rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.1em;
  color: #6ab0d4;
  margin-block-end: 2rem;
}
.site-footer__description {
  font-size: 1.4rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.7);
  line-height: 2;
}
.site-footer__middle {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  margin-block-end: 1rem;
  padding-block-end: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}
@media (max-width: 768px) {
  .site-footer__middle {
    grid-template-columns: 1fr;
  }
}
.site-footer__nav-block {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  width: 400px;
}
@media (max-width: 768px) {
  .site-footer__nav-block {
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
  }
}
.site-footer__nav-label {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: #6ab0d4;
  text-transform: uppercase;
  margin-block-end: 0.5rem;
}
.site-footer__nav-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.4rem 2rem;
}
@media (max-width: 400px) {
  .site-footer__nav-grid {
    grid-template-columns: 1fr;
  }
}
.site-footer__nav-item {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}
.site-footer__nav-item:hover {
  color: #ffffff;
}
.site-footer__nav-privacy {
  margin-block-start: 1.5rem;
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}
.site-footer__nav-privacy:hover {
  color: #ffffff;
}
.site-footer__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 3rem;
}
@media (max-width: 768px) {
  .site-footer__right {
    align-items: center;
  }
}
.site-footer__contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem 3rem;
  border: 1px solid #ffffff;
  border-radius: 9999px;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  font-size: 1.4rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: #ffffff;
  background: transparent;
  transition: background-color 0.3s ease, color 0.3s ease;
  cursor: pointer;
}
.site-footer__contact-btn:hover {
  background-color: #ffffff;
  color: #0a0a0a;
}
.site-footer__official {
  text-align: right;
}
@media (max-width: 768px) {
  .site-footer__official {
    text-align: center;
  }
}
.site-footer__official-label {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.25em;
  color: rgba(255, 255, 255, 0.7);
  text-transform: uppercase;
  margin-block-end: 1.2rem;
}
@media (max-width: 768px) {
  .site-footer__official-label {
    text-align: center;
  }
}
.site-footer__official-logo {
  margin-block-end: 1rem;
}
.site-footer__official-logo img {
  height: 3.5rem;
  width: auto;
  margin-inline-start: auto;
}
@media (max-width: 768px) {
  .site-footer__official-logo img {
    margin-inline-start: 0;
  }
}
.site-footer__official-address {
  font-size: 1.3rem;
  font-weight: 300;
  font-style: normal;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
}
.site-footer__bottom {
  text-align: center;
}
.site-footer__copyright {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.7);
}

.back-to-top {
  position: fixed;
  inset-block-end: 3rem;
  inset-inline-end: 3rem;
  z-index: 50;
  width: 6rem;
  height: 6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  border: none;
  background: transparent;
}
.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}
.back-to-top:hover {
  transform: translateY(-3px);
}
.back-to-top__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

body#movie {
  background-color: #000;
}

.movie-contents {
  background-color: #000;
  color: #fff;
  font-family: "Shippori Mincho", serif;
  padding: 120px 0;
  min-height: 100vh;
}
@media screen and (max-width: 767px) {
  .movie-contents {
    padding: 80px 0;
  }
}
.movie-contents__inner {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

.mv-hero {
  text-align: center;
  margin-bottom: 64px;
}
.mv-hero__eyebrow {
  font-family: "EB Garamond", serif;
  font-size: 14px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #7FA9D4;
  margin-bottom: 16px;
}
.mv-hero__title {
  font-size: 36px;
  font-weight: 500;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
  line-height: 1.4;
}
@media screen and (max-width: 767px) {
  .mv-hero__title {
    font-size: 24px;
  }
}

.mv-tabs {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-bottom: 0;
  padding: 8px 0;
}
@media screen and (max-width: 767px) {
  .mv-tabs {
    gap: 24px;
  }
}
.mv-tabs__btn {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.4);
  font-family: "EB Garamond", serif;
  font-size: 22px;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: all 0.4s ease;
  padding: 0 0 8px;
  position: relative;
}
.mv-tabs__btn::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background-color: #7FA9D4;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  transform: translateX(-50%);
}
@media screen and (max-width: 767px) {
  .mv-tabs__btn {
    font-size: 16px;
    padding-bottom: 6px;
  }
}
.mv-tabs__btn:hover {
  color: #fff;
}
.mv-tabs__btn.is-active {
  color: #7FA9D4;
}
.mv-tabs__btn.is-active::after {
  width: 100%;
}

.mv-panel {
  display: block;
  animation: fadeIn 0.5s ease;
}
.mv-panel--hidden {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.mv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px 32px;
}
@media screen and (max-width: 767px) {
  .mv-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.mv-card {
  display: flex;
  flex-direction: column;
  color: #fff;
  text-decoration: none;
  height: 100%;
}
.mv-card__thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background-color: #fff;
  margin-bottom: 24px;
  overflow: hidden;
}
.mv-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.mv-card__thumb::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  background-color: #111;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('data:image/svg+xml;utf8,<svg fill="%23fff" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><path d="M8 5v14l11-7z"/></svg>');
  background-size: 20px;
  background-position: 55% 50%;
  /* 少し右寄りに調整 */
  background-repeat: no-repeat;
  transition: background-color 0.3s ease;
}
.mv-card:hover .mv-card__thumb img {
  transform: scale(1.05);
}
.mv-card:hover .mv-card__thumb::after {
  background-color: #333;
}
.mv-card__cat {
  font-family: "EB Garamond", serif;
  font-size: 14px;
  letter-spacing: 0.25em;
  color: #7FA9D4;
  margin-bottom: 12px;
  display: block;
}
.mv-card__title {
  font-size: 19px;
  font-weight: 500;
  line-height: 1.6;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}
@media screen and (max-width: 767px) {
  .mv-card__title {
    font-size: 16px;
  }
}
.mv-card__speaker {
  font-size: 15px;
  color: #7FA9D4;
  margin-bottom: 24px;
  align-items: center;
}
.mv-card__speaker::before {
  content: "登壇者：";
  color: #7FA9D4;
}
.mv-card__speaker span {
  font-size: 0.85em;
}
.mv-card__desc {
  font-size: 15px;
  line-height: 2;
  color: #fff;
  margin-bottom: 32px;
  text-align: justify;
  flex-grow: 1;
}
.mv-card__link {
  font-size: 15px;
  color: #7FA9D4;
  display: flex;
  align-items: center;
}
.mv-card__link::after {
  content: " >";
  margin-left: 8px;
}
.mv-card:hover .mv-card__link {
  opacity: 0.8;
}

.mv-back-wrap {
  text-align: center;
  margin-top: 80px;
}
@media screen and (max-width: 767px) {
  .mv-back-wrap {
    margin-top: 64px;
  }
}

.mv-back {
  display: inline-block;
  color: #fff;
  font-family: "EB Garamond", serif;
  font-size: 16px;
  letter-spacing: 0.15em;
  text-decoration: none;
  transition: opacity 0.3s ease;
}
.mv-back:hover {
  opacity: 0.7;
}

.mv-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.mv-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}
.mv-modal[hidden] {
  display: none !important;
}
.mv-modal__backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.88);
  cursor: pointer;
}
.mv-modal__container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 860px;
  background-color: #0a0a0a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transform: translateY(16px);
  transition: transform 0.35s ease;
}
.is-open .mv-modal__container {
  transform: translateY(0);
}
.mv-modal__close {
  position: absolute;
  top: -44px;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  font-family: "EB Garamond", serif;
  font-size: 32px;
  font-weight: 300;
  line-height: 1;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.3s ease;
  padding: 4px 8px;
  z-index: 2;
}
.mv-modal__close:hover {
  opacity: 1;
}
@media screen and (max-width: 767px) {
  .mv-modal__close {
    top: -40px;
    font-size: 28px;
  }
}
.mv-modal__player-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background-color: #000;
  overflow: hidden;
}
.mv-modal__iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}
.mv-modal__info {
  padding: 24px 28px 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
@media screen and (max-width: 767px) {
  .mv-modal__info {
    padding: 16px 16px 20px;
  }
}
.mv-modal__cat {
  font-family: "EB Garamond", serif;
  font-size: 12px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #7FA9D4;
  display: block;
  margin-bottom: 8px;
}
.mv-modal__title {
  font-family: "Shippori Mincho", serif;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.6;
  color: #fff;
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}
@media screen and (max-width: 767px) {
  .mv-modal__title {
    font-size: 14px;
  }
}
.mv-modal__speaker {
  font-size: 13px;
  color: rgba(127, 169, 212, 0.8);
  line-height: 1.7;
}
.mv-modal__speaker span {
  font-size: 0.85em;
  opacity: 0.75;
}

body.mv-modal-open {
  overflow: hidden;
}

.article-fv {
  width: 100%;
  height: 50vh;
  min-height: 400px;
  background-color: #f5f5f5;
  position: relative;
  border-bottom: 1px solid #e5e7eb;
}
.article-fv__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
@media (max-width: 768px) {
  .article-fv {
    height: 35vh;
    min-height: 200px;
  }
}

.article-content {
  padding: 100px 0 120px 0;
  background-color: #fff;
  color: #000;
  position: relative;
  overflow: hidden;
}
@media (max-width: 768px) {
  .article-content {
    padding: 60px 0 80px 0;
  }
}

.article-container {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.article-header {
  text-align: left;
  margin-bottom: 80px;
}
@media screen and (max-width: 768px) {
  .article-header {
    margin-bottom: 40px;
  }
}
.article-header__sub {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 15px;
  letter-spacing: 0.4em;
  color: var(--article-accent, #4F7CAF);
  margin-bottom: 24px;
  display: block;
  text-transform: uppercase;
}
.article-header__main {
  font-family: "EB Garamond", "Shippori Mincho", serif;
  font-size: 48px;
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1.4;
}
@media (max-width: 768px) {
  .article-header__main {
    font-size: 32px;
  }
}

.article-body {
  position: relative;
}

.article-section-title,
h2.article-section-title {
  font-family: "EB Garamond", "Shippori Mincho", serif;
  font-size: 34px;
  font-weight: 500;
  margin-bottom: 36px !important;
  letter-spacing: 0.1em;
}
@media (max-width: 768px) {
  .article-section-title,
  h2.article-section-title {
    font-size: 24px;
  }
}

.article-text-block {
  font-size: 20px;
  line-height: 2;
  margin-bottom: 64px;
  letter-spacing: 0.05em;
}
@media (max-width: 768px) {
  .article-text-block {
    font-size: 16px;
  }
}
.article-text-block p {
  margin-bottom: 24px;
}

.article-quote-source {
  font-size: 16px;
  color: #000;
}

.article-speakers {
  margin-bottom: 40px;
}
.article-speakers__title {
  font-weight: 700;
  margin-bottom: 16px;
  font-size: 16px;
}
.article-speakers__list {
  font-size: 16px;
  line-height: 2.2;
  color: #000;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
}
@media (max-width: 768px) {
  .article-speakers__list {
    gap: 4px 12px;
    line-height: 1.8;
    display: inline;
  }
}
.article-speakers__list .speaker-item {
  display: inline-flex;
  align-items: center;
  font-weight: 500;
}
@media (max-width: 768px) {
  .article-speakers__list .speaker-item {
    display: inline;
  }
}
.article-speakers__list .speaker-item .speaker-role {
  margin-left: 16px;
  font-size: 16px;
  font-weight: 400;
}
@media (max-width: 768px) {
  .article-speakers__list .speaker-item .speaker-role {
    margin-left: 8px;
    display: inline;
  }
}
.article-speakers__list .slash {
  color: #777;
}

.article-notes {
  font-size: 16px;
  color: #000;
  line-height: 1.8;
}

.article-bg-logo {
  position: absolute;
  top: 60px;
  right: -80px;
  z-index: -1;
  pointer-events: none;
  width: 320px;
}
.article-bg-logo img {
  width: 100%;
  height: auto;
  opacity: 0.4;
}
@media (min-width: 1301px) {
  .article-bg-logo {
    right: -160px;
  }
}
@media (max-width: 1300px) {
  .article-bg-logo {
    right: -100px;
    width: 550px;
  }
}
@media (max-width: 768px) {
  .article-bg-logo {
    right: -50px;
    top: 100px;
    width: 350px;
  }
  .article-bg-logo img {
    opacity: 0.3;
  }
}
@media screen and (max-width: 768px) {
  .article-bg-logo {
    display: none;
  }
}

.article-dark-section {
  background-color: #000;
  color: #fff;
  padding: 120px 0;
  font-family: "EB Garamond", "Shippori Mincho", serif;
}
.article-dark-section .art-dark-block:last-child {
  margin-bottom: 0;
}
.article-dark-section .art-dark-sub {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 18px;
  letter-spacing: 0.3em;
  color: var(--article-accent, #4F7CAF);
  margin-bottom: 16px;
  display: block;
  text-transform: uppercase;
}
.article-dark-section .art-dark-title {
  font-size: 34px;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: 32px;
  letter-spacing: 0.1em;
}
@media (max-width: 768px) {
  .article-dark-section .art-dark-title {
    font-size: 20px;
  }
}
.article-dark-section .art-dark-desc {
  font-size: 20px;
  line-height: 2;
  letter-spacing: 0;
  color: #fff;
}
@media (max-width: 768px) {
  .article-dark-section .art-dark-desc {
    font-size: 16px;
  }
}
.article-dark-section .art-text-blue {
  color: var(--article-accent, #4F7CAF);
}
.article-dark-section .art-dark-header {
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.article-dark-section .art-dark-header-sub {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--article-accent, #4F7CAF);
  text-transform: uppercase;
}
.article-dark-section .art-dark-header-sub.num {
  font-size: 30px;
  display: block;
}
.article-dark-section .art-dark-header-num {
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 32px;
  gap: 16px;
}
.article-dark-section .art-dark-header-num-sub {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 30px;
  display: block;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--article-accent, #4F7CAF);
  text-transform: uppercase;
  margin-bottom: 5px;
}
.article-dark-section .art-bracket-box {
  position: relative;
  padding: 10px 40px;
  font-size: 20px;
  line-height: 2;
  letter-spacing: 0em;
  color: #fff;
}
.article-dark-section .art-bracket-box::before, .article-dark-section .art-bracket-box::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 15px;
  border-top: 1px solid var(--article-accent, #4F7CAF);
  border-bottom: 1px solid var(--article-accent, #4F7CAF);
}
.article-dark-section .art-bracket-box::before {
  left: 0;
  border-left: 1px solid var(--article-accent, #4F7CAF);
}
.article-dark-section .art-bracket-box::after {
  right: 0;
  border-right: 1px solid var(--article-accent, #4F7CAF);
}
.article-dark-section .art-bracket-box.art-bracket-left-only {
  padding-right: 0;
}
.article-dark-section .art-bracket-box.art-bracket-left-only::after {
  display: none;
}
.article-dark-section .art-bracket-box p {
  margin-bottom: 0;
}
@media (max-width: 768px) {
  .article-dark-section .art-bracket-box p {
    font-size: 16px;
  }
}
.article-dark-section .art-bracket-box.font27 {
  font-size: 27px;
}
@media (max-width: 768px) {
  .article-dark-section .art-bracket-box.font27 {
    font-size: 16px;
  }
}
.article-dark-section .art-dark-notes {
  font-size: 16px;
  color: #fff;
  line-height: 1.8;
}
@media (max-width: 768px) {
  .article-dark-section {
    padding: 80px 0;
  }
  .article-dark-section .art-dark-block {
    margin-bottom: 64px;
  }
  .article-dark-section .art-dark-title {
    font-size: 24px;
  }
  .article-dark-section .art-dark-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    font-size: 22px;
  }
  .article-dark-section .art-bracket-box {
    padding: 24px 20px;
    font-size: 16px;
  }
  .article-dark-section .art-bracket-box::before, .article-dark-section .art-bracket-box::after {
    width: 10px;
  }
}

.article-light-section {
  background-color: #fff;
  color: #000;
  padding: 120px 0;
  font-family: "EB Garamond", "Shippori Mincho", serif;
}
.article-light-section .art-light-block {
  margin-bottom: 60px;
}
.article-light-section .art-light-block:last-child {
  margin-bottom: 0;
}
.article-light-section .art-light-sub {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 14px;
  letter-spacing: 0.3em;
  color: var(--article-accent, #4F7CAF);
  margin-bottom: 16px;
  display: block;
  text-transform: uppercase;
}
.article-light-section .art-light-title {
  font-size: 34px;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: 32px;
  letter-spacing: 0.1em;
}
.article-light-section .art-light-desc {
  font-size: 20px;
  line-height: 2;
  letter-spacing: 0em;
  color: #000;
}
@media (max-width: 768px) {
  .article-light-section .art-light-desc {
    font-size: 16px;
  }
}
.article-light-section .art-text-blue {
  color: var(--article-accent, #4F7CAF);
}
.article-light-section .crisis-intro-container {
  display: flex;
  gap: 40px;
  align-items: center;
}
@media (max-width: 768px) {
  .article-light-section .crisis-intro-container {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }
}
.article-light-section .crisis-intro-container .crisis-intro-text {
  flex: 1;
}
.article-light-section .crisis-intro-container .crisis-intro-circle {
  width: 250px;
  height: 250px;
  background-color: #000;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 40px;
  flex-shrink: 0;
  color: #fff;
  font-size: 20px;
  font-family: "EB Garamond", "Shippori Mincho", serif;
  letter-spacing: 0.05em;
}
.article-light-section .crisis-intro-container .crisis-intro-circle p {
  margin-bottom: 16px;
  line-height: 1.4;
}
.article-light-section .crisis-intro-container .crisis-intro-circle p:last-child {
  margin-bottom: 0;
}
.article-light-section .crisis-intro-container .crisis-intro-circle .text-blue {
  color: var(--article-accent, #4F7CAF);
}
@media (max-width: 768px) {
  .article-light-section .crisis-intro-container .crisis-intro-circle {
    width: 200px;
    height: 200px;
    padding-left: 24px;
    font-size: 16px;
    margin-bottom: 20px !important;
  }
}
.article-light-section .art-bracket-box {
  position: relative;
  padding: 32px 40px;
  font-size: 27px;
  line-height: 2;
  letter-spacing: 0em;
  color: #000;
}
.article-light-section .art-bracket-box::before, .article-light-section .art-bracket-box::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 15px;
  border-top: 1px solid var(--article-accent, #4F7CAF);
  border-bottom: 1px solid var(--article-accent, #4F7CAF);
}
.article-light-section .art-bracket-box::before {
  left: 0;
  border-left: 1px solid var(--article-accent, #4F7CAF);
}
.article-light-section .art-bracket-box::after {
  right: 0;
  border-right: 1px solid var(--article-accent, #4F7CAF);
}
.article-light-section .art-bracket-box p {
  margin-bottom: 0;
}
@media (max-width: 768px) {
  .article-light-section .art-bracket-box {
    font-size: 20px;
  }
}
.article-light-section .art-bracket-box2 {
  padding: 20px 30px;
}
.article-light-section .art-light-header {
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  gap: 16px;
  line-height: 1.5em;
}
.article-light-section .art-light-header.noflex {
  display: block;
}
.article-light-section .art-light-header-sub {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--article-accent, #4F7CAF);
  text-transform: uppercase;
  font-size: 18px;
}
.article-light-section .art-light-header-sub.num {
  font-size: 30px;
  display: block;
  margin-bottom: 5px;
}
.article-light-section .art-light-header-num {
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 32px;
}
.article-light-section .art-light-header-num-sub {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 30px;
  display: block;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--article-accent, #4F7CAF);
  text-transform: uppercase;
  margin-bottom: 5px;
}
.article-light-section .art-light-notes {
  font-size: 16px;
  line-height: 1.8;
}
@media (max-width: 768px) {
  .article-light-section {
    padding: 80px 0;
  }
  .article-light-section .art-light-block {
    margin-bottom: 64px;
  }
  .article-light-section .art-light-title {
    font-size: 24px;
  }
  .article-light-section .art-light-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    font-size: 22px;
  }
  .article-light-section .art-bracket-box {
    padding: 24px 20px;
    font-size: 20px;
  }
  .article-light-section .art-bracket-box::before, .article-light-section .art-bracket-box::after {
    width: 10px;
  }
}
.article-light-section .crisis-definitions {
  margin-bottom: 40px;
}
.article-light-section .crisis-definitions p {
  margin-bottom: 8px;
  font-size: 18px;
  letter-spacing: 0px;
}
.article-light-section .crisis-definitions p:last-child {
  margin-bottom: 0;
}

.art-key-concept {
  display: flex;
  align-items: center;
  gap: 0;
  margin-top: 60px;
}
@media (max-width: 768px) {
  .art-key-concept {
    margin-top: 0px;
  }
}
.art-key-concept .key-concept-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.art-key-concept .key-concept-left .key-concept-label {
  font-family: "EB Garamond", "Cormorant Garamond", Georgia, serif;
  font-size: 18px;
  letter-spacing: 0.25em;
  color: var(--article-accent, #4F7CAF);
}
.art-key-concept .key-concept-left .key-concept-line {
  width: 120px;
  height: 1px;
  background-color: var(--article-accent, #4F7CAF);
}
.art-key-concept .key-concept-right {
  font-size: 20px;
  margin-bottom: 0;
}
.art-key-concept .key-concept-right::before {
  border-color: var(--article-accent, #4F7CAF);
}
.art-key-concept .key-concept-right::after {
  display: none;
}
@media (max-width: 768px) {
  .art-key-concept {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    margin-top: 0px;
  }
  .art-key-concept .key-concept-left {
    width: 100%;
  }
  .art-key-concept .key-concept-left .key-concept-line {
    flex-grow: 1;
  }
  .art-key-concept .key-concept-right.art-bracket-box {
    width: 100%;
    padding: 0 0 24px 0 !important;
    border-bottom: 1px solid var(--article-accent, #4F7CAF) !important;
  }
  .art-key-concept .key-concept-right.art-bracket-box::before, .art-key-concept .key-concept-right.art-bracket-box::after {
    display: none !important;
    content: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
  }
}

.pd120px {
  padding: 120px 0 !important;
}
@media (max-width: 768px) {
  .pd120px {
    padding: 40px 0 !important;
  }
}

.art-sub-large {
  font-size: 24px !important;
  text-transform: none !important;
  letter-spacing: 0.1em !important;
}

.art-label-normal {
  text-transform: none !important;
}

.art-title-large {
  font-size: 48px;
}
@media (max-width: 768px) {
  .art-title-large {
    font-size: 32px;
  }
}

.article-footer-nav {
  background-color: #fff;
  text-align: center;
  padding: 30px 0 80px;
}
.article-footer-nav .art-nav-link {
  display: block;
  width: fit-content;
  margin: 0 auto;
  color: #555;
  text-decoration: none;
  font-family: "EB Garamond", "Shippori Mincho", serif;
  letter-spacing: 0.3em;
  font-size: 14px;
  background: none;
  border: none;
  cursor: pointer;
  transition: opacity 0.3s ease;
}
.article-footer-nav .art-nav-link:last-child {
  margin-bottom: 0;
}
.article-footer-nav .art-nav-link:hover {
  opacity: 0.7;
}

.mgt40px {
  margin-top: 40px !important;
}
@media (max-width: 768px) {
  .mgt40px {
    margin-top: 20px !important;
  }
}

.mgt80px {
  margin-top: 80px !important;
}
@media (max-width: 768px) {
  .mgt80px {
    margin-top: 40px !important;
  }
}

.ls-1 {
  letter-spacing: -1px !important;
}
@media (max-width: 768px) {
  .ls-1 {
    letter-spacing: normal;
  }
}

.ls-basic {
  letter-spacing: 0.1em;
}

.br-sp,
.sp-br {
  display: none;
}
@media (max-width: 768px) {
  .br-sp,
  .sp-br {
    display: block;
  }
}

.br-pc {
  display: block;
}
@media (max-width: 768px) {
  .br-pc {
    display: none;
  }
}

.noflex {
  display: block !important;
}

.sub_en {
  font-size: 30px !important;
  margin-bottom: 0px !important;
}
@media (max-width: 768px) {
  .sub_en {
    font-size: 18px !important;
  }
}

.font20 {
  font-size: 20px;
}
@media (max-width: 768px) {
  .font20 {
    font-size: 16px !important;
  }
}

.thin-pd {
  padding: 20px 10px !important;
}
.thin-pd p {
  letter-spacing: -3px !important;
}

.palt {
  font-feature-settings: "palt" !important;
}

/* --- CSS Scope: .art-mgmt-scope --- */
/* このクラス内の要素に対してのみスタイルを適用し、外部への影響を防ぎます */
/* ==========================================================================
           各種ブロックのCSS
 ========================================================================== */
/* --- CSS Scope: .art-mgmt-scope --- */
/* このクラス内の要素に対してのみスタイルを適用し、外部への影響を防ぎます */
.art-mgmt-scope {
  /* Reset & Base Styles within the scope */
  font-family: "EB Garamond", "Shippori Mincho", serif;
  color: #333;
  margin: 0;
  padding: 0;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  text-align: left;
  width: 100%;
  box-sizing: border-box;
}

/* スコープ内の全要素に box-sizing を強制 */
.art-mgmt-scope *,
.art-mgmt-scope *::before,
.art-mgmt-scope *::after {
  box-sizing: border-box;
}

/* Reset Styles for Tag Selectors inside Scope */
.art-mgmt-scope h1,
.art-mgmt-scope h2,
.art-mgmt-scope h3,
.art-mgmt-scope h4,
.art-mgmt-scope p,
.art-mgmt-scope ul,
.art-mgmt-scope li,
.art-mgmt-scope figure {
  margin: 0;
  padding: 0;
  font-weight: normal;
  border: none;
  background: none;
}

.art-mgmt-scope a {
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

.art-mgmt-scope img {
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
  border-style: none;
}

/* --- Utility --- */
.art-mgmt-scope .font-garamond {
  font-family: "EB Garamond", serif;
}

.art-mgmt-scope .br-pc {
  display: block;
}
@media (max-width: 768px) {
  .art-mgmt-scope .br-pc {
    display: none;
  }
}

/* --- Section Themes --- */
.art-mgmt-scope.section-dark {
  background-color: #000;
  color: #fff;
  /* Padding will be handled by individual spacing classes to allow splitting */
}

.art-mgmt-scope.section-light {
  background-color: #fff;
  color: #333;
  padding: 120px 0;
}
@media screen and (max-width: 767px) {
  .art-mgmt-scope.section-light {
    padding: 40px 0;
  }
}

/* --- Container --- */
.art-mgmt-scope .container-inner {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

/* --- Intro Styles --- */
#art-mgmt-intro {
  scroll-margin-top: 0 !important;
}

#art-mgmt-leadership {
  scroll-margin-top: -100px !important;
}
@media (max-width: 767px) {
  #art-mgmt-leadership {
    scroll-margin-top: -80px !important;
  }
}

.art-mgmt-scope .intro-container {
  background-color: #fff;
  color: #333;
  padding: 120px 0 80px 0;
  text-align: center;
}

.art-mgmt-scope .intro-image-wrapper {
  display: block;
  margin-bottom: 5em;
  /* Blurアニメーションの初期状態設定（JS無効時用ではなく、アニメーション開始前用） */
  opacity: 0;
}

.art-mgmt-scope .intro-image1 {
  width: 100%;
  max-width: 800px;
  height: 500px;
  display: block;
  margin: 0em auto;
}
@media (max-width: 768px) {
  .art-mgmt-scope .intro-image1 {
    height: 300px;
    margin: 0em auto;
  }
}

.art-mgmt-scope .intro-image2 {
  width: 100%;
  max-width: 800px;
  height: 500px;
  display: block;
  margin: 0 auto;
}
@media (max-width: 768px) {
  .art-mgmt-scope .intro-image2 {
    height: 300px;
    margin: 0 auto 5em auto;
  }
}

/* --- Spacing Utilities for Split Dark Sections --- */
/* 分割された黒背景セクションをつなげた時に自然な余白になるよう調整 */
.art-mgmt-scope.spacing-top-large {
  padding: 128px auto;
}
@media (max-width: 768px) {
  .art-mgmt-scope.spacing-top-large {
    padding: 80px auto;
  }
}

.art-mgmt-scope.spacing-bottom-large {
  padding-bottom: 128px;
}

.art-mgmt-scope.spacing-y-medium {
  padding-top: 80px;
  padding-bottom: 80px;
}
@media screen and (max-width: 767px) {
  .art-mgmt-scope.spacing-y-medium {
    padding-top: 40px;
    padding-bottom: 40px;
  }
}

#art-mgmt-intro {
  padding-bottom: 5em;
}
@media screen and (max-width: 767px) {
  #art-mgmt-intro {
    padding-bottom: 0em;
  }
}

/* --- Common Component: Title Block --- */
.art-mgmt-scope .c-title-block {
  text-align: center;
  margin-bottom: 64px;
}

/* Light section specific adjust */
.art-mgmt-scope.section-light .c-title-block {
  margin-bottom: 32px;
}

.art-mgmt-scope .c-title-block__sub {
  font-family: "EB Garamond", serif;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: #9ca3af;
  margin-bottom: 8px;
  display: block;
  font-weight: 400;
}

.art-mgmt-scope .c-title-block__main {
  font-family: "EB Garamond", "Shippori Mincho", serif;
  font-size: 30px;
  font-weight: 500;
  margin-bottom: 48px;
  line-height: 1.4;
}

.art-mgmt-scope .description-text {
  font-size: 14px;
  line-height: 2.2;
  color: #d1d5db;
}

.art-mgmt-scope .highlight-text {
  color: #fff;
  font-weight: 500;
  padding-top: 24px;
  display: block;
}

/* --- Case Studies --- */
.art-mgmt-scope .case-study-card {
  display: flex;
  align-items: stretch;
  gap: 32px;
  margin-bottom: 120px;
}

.art-mgmt-scope .case-study-card:last-child {
  margin-bottom: 0;
}

.art-mgmt-scope .card-image-wrapper {
  width: 50%;
  background-color: #1f2937;
  position: relative;
  overflow: hidden;
}

.art-mgmt-scope .card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
  transition: opacity 0.7s;
}

.art-mgmt-scope .card-image:hover {
  opacity: 1;
}

.art-mgmt-scope .card-text-wrapper {
  width: 50%;
  text-align: left;
}

.art-mgmt-scope .tag-label {
  display: inline-block;
  background-color: #fff;
  color: #000;
  font-size: 18px;
  font-family: "EB Garamond", "Shippori Mincho", serif;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  margin-bottom: 8px;
  line-height: 1.2;
}

.art-mgmt-scope .sub-caption {
  color: #9ca3af;
  font-size: 16px;
  margin-bottom: 4px;
  line-height: 1.4;
}

.art-mgmt-scope .card-title {
  font-family: "Shippori Mincho", serif;
  font-size: 30px;
  margin-bottom: 24px;
  letter-spacing: 0.15em;
  font-weight: 500;
  line-height: 1.3;
}

.art-mgmt-scope .card-description {
  font-size: 16px;
  line-height: 2;
  color: #d1d5db;
  text-align: justify;
}

.art-mgmt-scope .card-description p {
  margin-bottom: 24px;
}

/* --- Manifesto --- */
.art-mgmt-scope .manifesto-main-title {
  text-align: center;
  margin-bottom: 96px;
}

.art-mgmt-scope .manifesto-heading {
  font-size: 24px;
  line-height: 1.8;
  font-weight: 500;
}

.art-mgmt-scope .manifesto-heading span {
  display: inline-block;
  margin-top: 16px;
}

.art-mgmt-scope .columns-container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  text-align: center;
}

.art-mgmt-scope .column-item {
  width: 33.33%;
  padding: 0 12px;
}

.art-mgmt-scope .column-number {
  font-family: "EB Garamond", serif;
  font-size: 30px;
  margin-bottom: 16px;
  color: #d1d5db;
  line-height: 1;
}

.art-mgmt-scope .column-title {
  font-size: 20px;
  margin-bottom: 24px;
  font-weight: 500;
  color: #7FA9D4;
  line-height: 1.4;
}

.art-mgmt-scope .divider-line {
  width: 100%;
  height: 1px;
  background-color: #4b5563;
  margin: 0 auto 24px auto;
}

.art-mgmt-scope .column-desc {
  font-size: 14px;
  color: #d1d5db;
  line-height: 2;
}

.art-mgmt-scope .footer-statement {
  margin-top: 96px;
  text-align: center;
}
@media screen and (max-width: 767px) {
  .art-mgmt-scope .footer-statement {
    margin-top: 30px;
  }
}

.art-mgmt-scope .footer-text {
  font-size: 16px;
  line-height: 2;
  font-weight: 300;
}

#art-mgmt-video {
  padding: 5em 0px;
}
@media screen and (max-width: 767px) {
  #art-mgmt-video {
    padding: 0em 0px;
  }
}

/* --- Video Archive --- */
.art-mgmt-scope .video-header {
  text-align: center;
  margin-bottom: 48px;
}

.art-mgmt-scope .video-header-title {
  font-family: "EB Garamond", serif;
  font-size: 18px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: #fff;
  display: inline-block;
}

.art-mgmt-scope .video-layout {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 48px;
}

.art-mgmt-scope .video-player-area {
  width: 50%;
}

.art-mgmt-scope .video-player-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background-color: #000;
}

.art-mgmt-scope .video-player-wrapper iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.art-mgmt-scope .video-list-area {
  width: 50%;
  text-align: left;
}

.art-mgmt-scope .session-title {
  font-family: "EB Garamond", serif;
  font-style: italic;
  font-size: 32px;
  color: #fff;
  margin-bottom: 8px;
  font-weight: 400;
  letter-spacing: 5px;
  line-height: 1.2;
}

.art-mgmt-scope .session-subtitle {
  font-family: "EB Garamond", serif;
  font-size: 14px;
  color: #7FA9D4;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 32px;
  display: block;
}

.art-mgmt-scope .video-list-items {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 48px;
}

.art-mgmt-scope .video-list-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  cursor: pointer;
  transition: opacity 0.3s;
  /* button reset */
  background: none;
  border: none;
  padding: 0;
  width: 100%;
  text-align: left;
  font: inherit;
  color: inherit;
}

.art-mgmt-scope .video-list-item:hover {
  opacity: 0.7;
}

.art-mgmt-scope .play-icon-small {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  background-color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 4px;
}

.art-mgmt-scope .play-icon-small svg {
  width: 10px;
  height: 10px;
  fill: #000;
  transform: translateX(1px);
}

.art-mgmt-scope .video-item-text {
  color: #fff;
  font-size: 16px;
  line-height: 1.6;
}

.art-mgmt-scope .video-item-speaker {
  display: block;
  font-size: 14px;
  color: #d1d5db;
  margin-top: 4px;
}

.art-mgmt-scope .video-archive-link {
  display: block;
  text-align: right;
  font-family: "EB Garamond", serif;
  font-size: 14px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #7FA9D4;
  text-decoration: none;
  transition: opacity 0.3s;
}

.art-mgmt-scope .video-archive-link:hover {
  opacity: 0.7;
}

/* --- Insights Archive --- */
.art-mgmt-scope .tab-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 64px;
}

.art-mgmt-scope .tab-button {
  background: #fff;
  border: 1px solid #000;
  color: #000;
  padding: 8px 24px;
  border-radius: 9999px;
  font-family: "EB Garamond", serif;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
}

.art-mgmt-scope .tab-button:hover,
.art-mgmt-scope .tab-button.is-active {
  background: #000;
  color: #fff;
}

.art-mgmt-scope .insights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 80px 32px;
}
@media (max-width: 768px) {
  .art-mgmt-scope .insights-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.art-mgmt-scope .insight-card {
  display: flex;
  flex-direction: column;
  opacity: 1;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: opacity 0.4s ease, transform 0.4s ease;
  height: 100%;
}

.art-mgmt-scope .insight-card:hover {
  opacity: 0.6;
}

.art-mgmt-scope .insight-card.is-hidden {
  display: none;
  opacity: 0;
}

.art-mgmt-scope .insight-image-box {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  background-color: #f3f4f6;
  margin-bottom: 24px;
  overflow: hidden;
}

.art-mgmt-scope .insight-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.art-mgmt-scope .insight-card:hover .insight-img {
  transform: scale(1.05);
}

.art-mgmt-scope .insight-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid #333;
  color: #333;
  font-family: "EB Garamond", serif;
  font-size: 11px;
  padding: 4px 12px;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: 2;
  line-height: 1;
}

.art-mgmt-scope .insight-date {
  font-size: 13px;
  color: var(--article-accent, #7FA9D4);
  margin-bottom: 8px;
  font-family: "EB Garamond", serif;
}

.art-mgmt-scope .insight-title {
  font-family: "Shippori Mincho", serif;
  font-size: 16px;
  line-height: 1.8;
  height: 5.4em;
  font-weight: 500;
  margin-bottom: 24px;
  color: #333;
  text-align: left;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.art-mgmt-scope .insight-author {
  font-size: 13px;
  color: #333;
  text-align: left;
  margin-bottom: 24px;
  line-height: 2;
}

.art-mgmt-scope .insight-read-more {
  font-family: "EB Garamond", serif;
  font-size: 15px;
  color: #333;
  text-align: left;
  margin-top: auto;
}

.art-mgmt-scope .archive-link {
  display: block;
  text-align: right;
  margin-top: 64px;
  font-family: "EB Garamond", serif;
  font-size: 16px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #333;
  text-decoration: none;
  transition: opacity 0.3s;
}

.art-mgmt-scope .archive-link:hover {
  opacity: 0.7;
}

/* --- NEW: Artistic Leadership Section --- */
.art-mgmt-scope .leadership-content {
  text-align: center;
  padding: 0px;
}
@media screen and (max-width: 767px) {
  .art-mgmt-scope .leadership-content {
    padding: 0px 0;
  }
}

.art-mgmt-scope .leadership-top-sub {
  font-family: "EB Garamond", serif;
  font-size: 14px;
  letter-spacing: 1.3em;
  margin-right: -1.3em;
  /* センタリング補正 */
  text-transform: uppercase;
  color: #666;
  margin-bottom: 24px;
  display: block;
}

.art-mgmt-scope .leadership-title {
  font-family: "EB Garamond", serif;
  font-size: 80px;
  line-height: 1;
  font-style: italic;
  font-weight: 400;
  /* Regular */
  margin-bottom: 24px;
  color: #000;
}

.art-mgmt-scope .leadership-bottom-sub {
  font-family: "EB Garamond", serif;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 56px;
  display: block;
}

.art-mgmt-scope .leadership-text-wrapper {
  display: inline-block;
  text-align: center;
  /* PC: Center */
}

.art-mgmt-scope .leadership-text {
  font-family: "Shippori Mincho", serif;
  font-weight: 700;
  /* Bold */
  font-size: 16px;
  line-height: 2.2;
  color: #333;
}

/* --- Seminar Card Blocks --- */
.art-mgmt-scope .seminar-card-wrapper {
  margin-top: 80px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 64px;
  /* カード間のスペース */
}

/* Dark Card (Standard) */
.art-mgmt-scope .seminar-card {
  background-color: #000;
  color: #fff;
  padding: 64px 48px;
  text-align: center;
  width: 100%;
  max-width: 100%;
  /* 親の960pxに従う */
  box-sizing: border-box;
}

/* Seminar Card v2 (Specific for Seminar 02) */
.art-mgmt-scope .seminar-card-v2 {
  background-color: #fff;
  color: #000;
  padding: 64px 48px;
  text-align: center;
  width: 100%;
  max-width: 100%;
  border: 4px solid #B9B9B9;
  box-sizing: border-box;
}
.art-mgmt-scope .seminar-card-v2 .seminar-divider {
  background-color: #000;
  opacity: 0.3;
  margin: 0 auto 40px auto;
  width: 240px;
  height: 1px;
}
.art-mgmt-scope .seminar-card-v2 .seminar-subtitle {
  color: #000;
  display: block;
  margin-bottom: 40px;
  font-size: 15px;
}
.art-mgmt-scope .seminar-card-v2 .seminar-btn-v2 {
  display: inline-block;
  background-color: #B9B9B9;
  color: #fff;
  padding: 16px 80px;
  border-radius: 9999px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.3s;
  font-size: 15px;
  letter-spacing: 0.1em;
}
.art-mgmt-scope .seminar-card-v2 .seminar-btn-v2:hover {
  opacity: 0.8;
}

/* Common Seminar Header Styles */
.art-mgmt-scope .seminar-header {
  font-family: "EB Garamond", serif;
  font-style: italic;
  font-size: 28px;
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: 8px;
  line-height: 1;
}

.art-mgmt-scope .seminar-number {
  font-size: 42px;
}

/* Divider Lines */
.art-mgmt-scope .seminar-card .seminar-divider {
  width: 240px;
  height: 1px;
  background-color: #fff;
  margin: 0 auto 40px auto;
  opacity: 0.7;
}

.art-mgmt-scope .seminar-card-light .seminar-divider {
  width: 240px;
  height: 1px;
  background-color: #333;
  margin: 0 auto 40px auto;
  opacity: 0.3;
}

/* Titles & Text */
.art-mgmt-scope .seminar-title {
  font-family: "Shippori Mincho", serif;
  font-size: 26px;
  /* PC */
  margin-bottom: 16px;
  line-height: 1.6;
  font-weight: 500;
}

.art-mgmt-scope .seminar-card .seminar-subtitle {
  font-size: 15px;
  margin-bottom: 40px;
  color: #d1d5db;
  /* gray-300 */
  display: block;
}

.art-mgmt-scope .seminar-card-light .seminar-subtitle {
  font-size: 15px;
  margin-bottom: 40px;
  color: #666;
  /* dark gray */
  display: block;
}

.art-mgmt-scope .seminar-desc {
  font-size: 15px;
  margin-bottom: 40px;
  line-height: 2.2;
}

.art-mgmt-scope .seminar-info {
  font-size: 14px;
  margin-bottom: 56px;
  font-family: "Shippori Mincho", serif;
  line-height: 2;
}

/* Buttons */
.art-mgmt-scope .seminar-btn {
  display: inline-block;
  background-color: #fff;
  color: #000;
  padding: 16px 80px;
  border-radius: 9999px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.3s, background-color 0.3s;
  font-size: 15px;
  letter-spacing: 0.1em;
}
.art-mgmt-scope .seminar-btn.is-disabled {
  background-color: #555;
  color: #aaa;
  pointer-events: none;
  cursor: default;
  opacity: 0.7;
}

.art-mgmt-scope .seminar-btn-light {
  display: inline-block;
  background-color: #999;
  /* グレー */
  color: #fff;
  padding: 16px 80px;
  border-radius: 9999px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.3s;
  font-size: 15px;
  letter-spacing: 0.1em;
}

.art-mgmt-scope .seminar-btn:hover,
.art-mgmt-scope .seminar-btn-light:hover {
  opacity: 0.8;
}

/* --- Seminar Target Section --- */
.art-mgmt-scope .seminar-target {
  text-align: left;
  margin: 32px auto 40px;
  font-size: 15px;
  line-height: 1.8;
  background: rgba(255, 255, 255, 0.03);
  padding: 32px 40px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  max-width: 640px;
  width: 100%;
}
@media screen and (max-width: 767px) {
  .art-mgmt-scope .seminar-target {
    padding: 24px 20px;
    margin: 24px auto 32px;
    font-size: 13px;
    max-width: 100%;
  }
}
.art-mgmt-scope .seminar-target .target-ttl {
  display: block;
  font-family: "Shippori Mincho", serif;
  font-weight: 500;
  margin-bottom: 24px;
  color: #fff;
  font-size: 16px;
  letter-spacing: 0.1em;
  position: relative;
  padding-bottom: 12px;
  text-align: center;
}
.art-mgmt-scope .seminar-target .target-ttl::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 24px;
  height: 1px;
  background: #fff;
  transform: translateX(-50%);
}
.art-mgmt-scope .seminar-target ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.art-mgmt-scope .seminar-target ul li {
  position: relative;
  padding-left: 1.25em;
  margin-bottom: 8px;
  color: #d1d5db;
}
.art-mgmt-scope .seminar-target ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 6px;
  height: 1px;
  background: #fff;
  opacity: 0.5;
}
.art-mgmt-scope .seminar-target ul li:last-child {
  margin-bottom: 0;
}
.art-mgmt-scope .seminar-target .target-required,
.art-mgmt-scope .seminar-target .target-recommend {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-weight: 500;
  color: #fff;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.6;
}
.art-mgmt-scope .seminar-target .target-required.notbd,
.art-mgmt-scope .seminar-target .target-recommend.notbd {
  padding-bottom: 0px;
  border: none;
}
.art-mgmt-scope .seminar-target .target-required::before,
.art-mgmt-scope .seminar-target .target-recommend::before {
  background: #fff;
  color: #000;
  font-size: 10px;
  padding: 1px 6px;
  flex-shrink: 0;
  margin-top: 2px;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.art-mgmt-scope .seminar-target .target-required {
  margin-top: 0;
  border-top: none;
  padding-top: 0;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 20px;
}
.art-mgmt-scope .seminar-target .target-required::before {
  content: "必須";
}
.art-mgmt-scope .seminar-target .target-recommend::before {
  content: "推奨";
}

/* Light version theme (for Seminar 02 or others) */
.art-mgmt-scope .seminar-card-v2 .seminar-target {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid rgba(0, 0, 0, 0.08);
}
.art-mgmt-scope .seminar-card-v2 .seminar-target .target-ttl {
  color: #000;
}
.art-mgmt-scope .seminar-card-v2 .seminar-target .target-ttl::after {
  background: #000;
}
.art-mgmt-scope .seminar-card-v2 .seminar-target ul li {
  color: #444;
}
.art-mgmt-scope .seminar-card-v2 .seminar-target ul li::before {
  background: #000;
}
.art-mgmt-scope .seminar-card-v2 .seminar-target .target-required,
.art-mgmt-scope .seminar-card-v2 .seminar-target .target-recommend {
  border-top-color: rgba(0, 0, 0, 0.08);
  border-bottom-color: rgba(0, 0, 0, 0.08);
  color: #000;
}
.art-mgmt-scope .seminar-card-v2 .seminar-target .target-required::before,
.art-mgmt-scope .seminar-card-v2 .seminar-target .target-recommend::before {
  background: #000;
  color: #fff;
}

/* --- NEW: Priority Update Button --- */
.art-mgmt-scope .priority-btn {
  display: block;
  width: 440px;
  max-width: 100%;
  margin: 60px auto 0 auto;
  /* Top 60px, Centered */
  background-color: #000;
  color: #fff;
  padding: 18px 24px;
  text-align: center;
  text-decoration: none;
  font-family: "EB Garamond", serif;
  font-size: 16px;
  letter-spacing: 0.25em;
  /* 広めの字間 */
  text-transform: uppercase;
  transition: opacity 0.3s ease;
  box-sizing: border-box;
}

.art-mgmt-scope .priority-btn:hover {
  opacity: 0.8;
}

/* --- NEW: Project Catalyst Section --- */
#art-mgmt-catalyst {
  position: relative;
}

.art-mgmt-scope .catalyst-section {
  background-color: #000;
  overflow: hidden;
  position: relative;
  width: 100%;
  height: 800px;
}
.art-mgmt-scope .catalyst-section::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: url(../images/guests/andart_txt.svg) no-repeat right -50px bottom 30px;
  background-size: 45% auto;
  opacity: 0.25;
  z-index: -1;
  pointer-events: none;
  transform: translateY(-10%) rotate(-90deg);
}

.andart-left {
  position: absolute;
  bottom: 0;
  left: 30px;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
  display: flex;
  align-items: flex-end;
}
@media screen and (max-width: 768px) {
  .andart-left {
    display: none;
  }
}
.andart-left img {
  width: 200px;
  height: auto;
  display: block;
}
@media screen and (max-width: 768px) {
  .andart-left img {
    display: none;
  }
}

.art-mgmt-scope .catalyst-pc-layout {
  position: relative;
  width: 100%;
  height: 800px;
  display: flex;
  flex-direction: column;
  background: url("../images/miyauchi_img.png") no-repeat right 0 bottom 0;
  background-size: 50% auto;
}

img.catalyst-name {
  max-width: 50%;
  display: inline-block;
  margin-top: 40px;
}

.art-mgmt-scope .catalyst-bg-image {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 520px;
  height: 800px;
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: contain;
  z-index: 0;
}

.art-mgmt-scope.art-catalyst {
  padding-bottom: 0px;
  overflow: hidden;
}
.art-mgmt-scope.art-catalyst .container-inner {
  padding: 0px;
}

.art-mgmt-scope .catalyst-content-overlay {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  padding-top: 60px;
}

.art-mgmt-scope .catalyst-title {
  text-align: center;
  margin-bottom: 40px;
  width: 75%;
}

.art-mgmt-scope .catalyst-title img {
  display: inline-block;
  max-width: 100%;
  height: auto;
}

.art-mgmt-scope .catalyst-columns {
  display: flex;
  justify-content: space-between;
  flex-grow: 1;
  padding: 0 20px;
}

.art-mgmt-scope .catalyst-col-left {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding-bottom: 60px;
  width: 45%;
}

.art-mgmt-scope .catalyst-col-right {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  width: 160px;
}

.art-mgmt-scope .catalyst-mobile-layout {
  display: none;
}

/* --- Animations --- */
.art-mgmt-scope .observe-target {
  opacity: 0;
  transform: translateY(20px);
}

.art-mgmt-scope .observe-target.is-visible {
  animation: artFadeInMove 0.5s ease-out forwards;
}

@keyframes artFadeInMove {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}
/* Blur Fade In Animation for Intro Images */
@keyframes artBlurFadeIn {
  0% {
    opacity: 0;
    filter: blur(20px);
    transform: scale(1.05);
    /* 少し拡大 */
  }
  100% {
    opacity: 1;
    filter: blur(0);
    transform: scale(1);
  }
}
/* Apply custom blur animation to Intro Images */
#art-mgmt-intro .intro-image-wrapper.observe-target.is-visible {
  animation: artBlurFadeIn 0.5s ease-out forwards;
  background: #fff;
}

.art-mgmt-scope .delay-100 {
  animation-delay: 0.1s;
}

.art-mgmt-scope .delay-300 {
  animation-delay: 0.3s;
}

.art-mgmt-scope .delay-500 {
  animation-delay: 0.5s;
}

/* --- Responsive Styles --- */
@media screen and (min-width: 768px) {
  .art-mgmt-scope .c-title-block {
    margin-bottom: 96px;
  }
  .art-mgmt-scope .c-title-block__main {
    font-size: 48px;
  }
  .art-mgmt-scope .main-title {
    font-size: 48px;
  }
  .art-mgmt-scope .description-text {
    font-size: 16px;
  }
  .art-mgmt-scope .case-study-card {
    gap: 48px;
  }
  .art-mgmt-scope .card-title {
    font-size: 36px;
  }
  .art-mgmt-scope .manifesto-heading {
    font-size: 30px;
  }
  .art-mgmt-scope .footer-text {
    font-size: 18px;
  }
  .art-mgmt-scope .video-header-title {
    font-size: 30px;
  }
  .art-mgmt-scope .br-pc {
    display: inline;
  }
  .art-mgmt-scope .tab-filters {
    gap: 16px;
  }
}
@media screen and (max-width: 767px) {
  .art-mgmt-scope .container-inner {
    padding: 40px 16px;
  }
  .art-mgmt-scope .card-description {
    text-align: left;
  }
  .art-mgmt-scope .case-study-card {
    flex-direction: column;
    gap: 32px;
    margin-bottom: 80px;
  }
  .art-mgmt-scope .card-image-wrapper,
  .art-mgmt-scope .card-text-wrapper {
    width: 100%;
  }
  .art-mgmt-scope .card-image-wrapper {
    aspect-ratio: 4/3;
  }
  .art-mgmt-scope .columns-container {
    flex-direction: column;
    gap: 48px;
  }
  /* Manifesto Mobile Layout - 3 Columns Section */
  .art-mgmt-scope .column-item {
    width: 100%;
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto auto;
    align-items: baseline;
    text-align: left;
    column-gap: 16px;
    padding-bottom: 24px;
  }
  .art-mgmt-scope .column-number {
    grid-column: 1;
    grid-row: 1;
    font-size: 42px;
    /* 画像に合わせて大きめ */
    line-height: 1;
    margin-bottom: 0;
    color: #fff;
    /* 背景が黒なので白 */
  }
  .art-mgmt-scope .column-title {
    grid-column: 2;
    grid-row: 1;
    font-size: 18px;
    text-align: left;
    margin-bottom: 0;
    color: #7FA9D4;
  }
  /* タイトル内の改行をスマホでは無効化して1行にする */
  .art-mgmt-scope .column-title br {
    display: none;
  }
  .art-mgmt-scope .divider-line {
    grid-column: 1/3;
    grid-row: 2;
    width: 100%;
    height: 1px;
    background-color: #fff;
    margin: 8px 0 16px 0;
    opacity: 0.6;
  }
  .art-mgmt-scope .column-desc {
    grid-column: 1/3;
    grid-row: 3;
    text-align: left;
    font-size: 14px;
    color: #fff;
  }
  .art-mgmt-scope .columns-container {
    flex-direction: column;
    gap: 10px;
  }
  .art-mgmt-scope .manifesto-heading span {
    margin-top: 8px;
  }
  .art-mgmt-scope .video-layout {
    flex-direction: column;
    gap: 32px;
  }
  .art-mgmt-scope .video-player-area,
  .art-mgmt-scope .video-list-area {
    width: 100%;
  }
  .art-mgmt-scope .session-title {
    font-size: 28px;
  }
  .art-mgmt-scope .insights-grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 48px;
  }
  .art-mgmt-scope .tab-filters {
    gap: 6px;
  }
  .art-mgmt-scope .tab-button {
    font-size: 11px;
    padding: 6px 12px;
  }
  /* Artistic Leadership Mobile */
  .art-mgmt-scope .leadership-title {
    font-size: 42px;
    /* スマホ用サイズ */
    margin-bottom: 16px;
  }
  .art-mgmt-scope .leadership-top-sub {
    font-size: 12px;
    letter-spacing: 0.5em;
    /* スマホ用調整 */
    margin-right: -0.5em;
    margin-bottom: 16px;
  }
  .art-mgmt-scope .leadership-bottom-sub {
    font-size: 10px;
    letter-spacing: 0.1em;
    margin-bottom: 40px;
    line-height: 1.6;
  }
  .art-mgmt-scope .leadership-text-wrapper {
    display: block;
    text-align: left;
    /* スマホ時は左揃え */
  }
  .art-mgmt-scope .leadership-text {
    font-size: 14px;
  }
  /* Seminar Card Mobile */
  .art-mgmt-scope .seminar-card,
  .art-mgmt-scope .seminar-card-light {
    padding: 48px 24px;
  }
  .art-mgmt-scope .seminar-title {
    font-size: 20px;
    line-height: 1.5;
  }
  .art-mgmt-scope .seminar-subtitle {
    font-size: 13px;
    margin-bottom: 32px;
  }
  .art-mgmt-scope .seminar-desc {
    font-size: 14px;
    margin-bottom: 32px;
    text-align: left;
  }
  .art-mgmt-scope .seminar-info {
    font-size: 13px;
    text-align: left;
  }
  .art-mgmt-scope .seminar-btn,
  .art-mgmt-scope .seminar-btn-light {
    padding: 14px 48px;
    width: 100%;
    /* スマホでは幅いっぱい */
    max-width: 280px;
  }
  /* Priority Button Mobile */
  .art-mgmt-scope .priority-btn {
    width: 100%;
    font-size: 13px;
    letter-spacing: 0.15em;
    padding: 16px 20px;
  }
}
@media screen and (min-width: 500px) and (max-width: 767px) {
  .art-mgmt-scope .insights-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}
/* --- NEW: Management Re-Design Section --- */
.art-mgmt-scope .redesign-title {
  font-size: 56px;
  /* 変更: 56px */
  line-height: 1.1;
  text-align: center;
  margin-bottom: 40px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.art-mgmt-scope .redesign-image-wrapper {
  margin-bottom: 48px;
  width: 100%;
}

.art-mgmt-scope .redesign-image {
  width: 100%;
  height: auto;
  display: block;
}

.art-mgmt-scope .redesign-desc {
  font-size: 18px;
  line-height: 1.8;
  text-align: center;
  font-family: "Shippori Mincho", serif;
}

/* --- Core Hypotheses Section --- */
.art-mgmt-scope .hypotheses-image-wrapper {
  margin-bottom: 48px;
  width: 100%;
}

.art-mgmt-scope .hypotheses-image {
  width: 100%;
  height: auto;
  display: block;
}

@media screen and (max-width: 767px) {
  .art-mgmt-speaker .container-inner {
    padding: 0px;
  }
}

.art-mgmt-speaker {
  position: relative;
  /* 疑似要素の基準位置にするため必須 */
  padding-bottom: 0px !important;
  z-index: 0;
  /* 背景を後ろに回すための準備 */
  overflow: hidden;
}

/* 背景画像用の疑似要素を作成 */
.art-mgmt-speaker::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url(../images/guests/andart_txt.svg) no-repeat right -50px bottom 30px;
  background-size: 45% auto;
  opacity: 0.25;
  z-index: -1;
  pointer-events: none;
}
@media screen and (max-width: 767px) {
  .art-mgmt-speaker::before {
    display: none;
  }
}

/* --- NEW: Opening Address Section --- */
.art-mgmt-scope .opening-pc-layout {
  display: flex;
  justify-content: center;
  gap: 0px;
  /* 画像間の隙間 */
  width: 100%;
  align-items: flex-end;
}

.art-mgmt-scope .opening-image-left {
  width: 50%;
  padding-top: 50px;
}

.art-mgmt-scope .opening-image-right {
  width: 45%;
  padding: 0px 0px 130px 0px;
}

.art-mgmt-scope .opening-pc-layout img {
  width: 100%;
  height: auto;
  display: block;
  padding-top: 40px;
}

.art-mgmt-scope .opening-mobile-layout {
  display: none;
  /* PCでは非表示 */
}

@media screen and (max-width: 767px) {
  .art-mgmt-scope .redesign-title {
    font-size: 24px;
    text-align: center;
  }
  .art-mgmt-scope .redesign-desc {
    font-size: 14px;
  }
  /* Opening Address Mobile */
  .art-mgmt-scope .opening-pc-layout {
    display: none;
  }
  .art-mgmt-scope .opening-mobile-layout {
    display: block;
    width: 100%;
  }
  .art-mgmt-scope .opening-mobile-layout img {
    width: 100%;
    height: auto;
  }
  /* Catalyst Section Mobile */
  .art-mgmt-scope .catalyst-pc-layout {
    display: none;
  }
  .art-mgmt-scope .catalyst-mobile-layout {
    display: block;
    width: 100%;
  }
  .art-mgmt-scope .catalyst-mobile-layout img {
    width: 100%;
    height: auto;
    display: block;
  }
}
/* ==========================================================================
           ベーススタイル・リセット (このコンポーネント内のみ有効になるよう設計)
========================================================================== */
/* 競合回避のため、ラッパーにプレフィックス .itv- を使用 */
.itv-wrapper {
  box-sizing: border-box;
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  color: #333;
  line-height: 1.5;
  width: 100%;
  padding: 5rem 1.25rem;
  background: #fff;
  /* py-10 px-5 */
}

.itv-wrapper *,
.itv-wrapper *::before,
.itv-wrapper *::after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}

.itv-wrapper img {
  max-width: 100%;
  height: auto;
  display: inline-block;
}

/* PCでの余白調整 */
@media (min-width: 768px) {
  .itv-wrapper {
    padding: 120px 2rem;
    /* md:px-8 */
  }
}
/* コンテナ */
.itv-container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
}

.itv-note {
  font-size: 18px;
  color: #666;
  text-align: left;
  margin-top: 4rem;
  padding-inline: 1rem;
  font-family: "Shippori Mincho", serif;
  line-height: 1.6;
}
@media (max-width: 767px) {
  .itv-note {
    font-size: 14px;
    margin-top: 2rem;
  }
}

/* ==========================================================================
           フォント設定
           ========================================================================== */
.itv-font-mincho {
  font-family: "Shippori Mincho", serif;
}

.itv-font-garamond {
  font-family: "EB Garamond", serif;
}

/* ==========================================================================
           グリッドレイアウト (共通 & タイプ別)
           ========================================================================== */
.itv-section {
  display: grid;
  width: 100%;
  align-items: start;
  gap: 1rem;
  /* SP gap-4 */
  margin-bottom: 12rem;
  /* mb-32 */
}
@media (max-width: 768px) {
  .itv-section {
    margin-bottom: 8rem;
  }
}
.itv-section > * {
  min-width: 0;
}

/* タイプA: 左写真(45%) / 右テキスト(55%) */
.itv-layout-a {
  grid-template-columns: 45fr 55fr;
}

/* タイプB: 左テキスト(55%) / 右写真(45%) */
.itv-layout-b {
  grid-template-columns: 55fr 45fr;
}

/* PC (768px以上) でのグリッド調整 */
@media (min-width: 768px) {
  .itv-section {
    column-gap: 100px;
    /* md:gap-x-[80px] */
    row-gap: 3rem;
    /* md:gap-y-8 */
  }
}
/* ==========================================================================
           各要素のスタイル
           ========================================================================== */
/* --- 1. ロゴエリア --- */
.itv-logo-area {
  width: 100%;
}

/* --- 2. テーマ (Key Theme / 心の産業) --- */
.itv-theme-area {
  align-self: end;
  /* 下揃え */
}

.itv-theme-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  /* SP */
  margin-bottom: 0.25rem;
}

.itv-theme-text {
  font-size: 18px;
  line-height: 1.25;
}

@media (min-width: 768px) {
  .itv-theme-label {
    font-size: 20px;
    letter-spacing: 5px;
    /* PC */
    margin-bottom: 0.5rem;
  }
  .itv-theme-text {
    font-size: 32px;
    /* 変更箇所 */
  }
  /* Type A のテーマエリア位置調整 */
  .itv-layout-a .itv-theme-area {
    margin-left: 0;
  }
  /* Type B のテーマエリア位置調整 */
  .itv-layout-b .itv-theme-area {
    text-align: left;
    /* 左揃え */
  }
}
/* --- 3. プロフィールエリア (写真 + 名前) --- */
.itv-profile-area {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.itv-photo-wrap {
  width: 100%;
  margin-bottom: 1rem;
  /* mb-4 */
}

@media (min-width: 768px) {
  .itv-photo-wrap {
    margin-bottom: 1.5rem;
    /* md:mb-6 */
  }
}
.itv-photo-img {
  width: 100%;
  height: auto;
  max-height: 65vh;
  object-fit: cover;
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

/* 名前・肩書き */
.itv-name-group {
  text-align: left;
}

.itv-job-title {
  font-size: 14px;
  /* SP */
  margin-bottom: 0.25rem;
  line-height: 1.2em;
}

.itv-name-text {
  font-size: 20px;
  /* SP */
  line-height: 1.25;
  font-weight: 500;
}

@media (min-width: 768px) {
  .itv-job-title {
    font-size: 16px;
    /* PC Default */
    margin-bottom: 0.75rem;
  }
  .itv-name-text {
    font-size: 42px;
    /* PC Default */
  }
}
/* --- 4. 縦書きテキストエリア --- */
.itv-vertical-text-area {
  width: 100%;
}

.itv-vertical-img {
  height: auto;
  max-height: 80vh;
  object-fit: contain;
}

@media (min-width: 768px) {
  .itv-vertical-img {
    max-width: 430px;
    /* PCでの最大幅 */
  }
  /* Type B の場合、縦書きは左端に寄せる */
  .itv-layout-b .itv-vertical-text-area {
    text-align: right;
  }
}
/* ==========================================================================
           グリッド配置 (Grid Placement) & Alignment
           ========================================================================== */
/* 【重要】SP表示時のレイアウト変更 
           テーマを全幅(1/-1)にして一番上に配置する設定
        */
/* --- Type A: 配置定義 --- */
.itv-layout-a .itv-theme-area {
  /* SP: 全幅で1行目 */
  grid-column: 1/-1;
  grid-row: 1;
  margin-bottom: 0.5rem;
  /* 画像との余白 */
  align-self: start;
}

.itv-layout-a .itv-logo-area.itv-pc-only {
  grid-column: 1;
  grid-row: 1;
  align-self: start;
}

/* SP: 画像などは2行目に下がる */
.itv-layout-a .itv-profile-area {
  grid-column: 1;
  grid-row: 1/3;
}
@media (min-width: 768px) {
  .itv-layout-a .itv-profile-area {
    grid-row: 2;
  }
}

.itv-layout-a .itv-vertical-text-area {
  grid-column: 2;
  grid-row: 1/3;
  align-self: start;
}

@media (min-width: 768px) {
  /* PC: レイアウトを戻す */
  .itv-layout-a .itv-theme-area {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
    margin-bottom: 0;
  }
}
/* --- Type B: 配置定義 --- */
/* SP用テーマ: 全幅で1行目 */
.itv-layout-b .itv-theme-area.itv-sp-only {
  grid-column: 1/-1;
  grid-row: 1;
  margin-bottom: 0.5rem;
  align-self: start;
}

/* SP: 画像などは2行目 */
.itv-layout-b .itv-vertical-text-area {
  grid-column: 1;
  grid-row: 1/3;
  align-self: start;
}

.itv-layout-b .itv-profile-area {
  grid-column: 2;
  grid-row: 1/3;
}
@media (min-width: 768px) {
  .itv-layout-b .itv-profile-area {
    grid-row: 2;
  }
}

/* PC設定 */
.itv-layout-b .itv-theme-area.itv-pc-only {
  grid-column: 1;
  grid-row: 1;
  align-self: end;
}

.itv-layout-b .itv-logo-area.itv-pc-only {
  grid-column: 2;
  grid-row: 1;
  align-self: start;
}

.case-studies.art-mgmt-scope .container-inner {
  padding: 80px 20px !important;
}
@media screen and (max-width: 767px) {
  .case-studies.art-mgmt-scope .container-inner {
    padding: 40px 0px;
  }
}

@media (max-width: 768px) {
  .itv-vertical-img {
    height: 320px;
    max-height: 55vh;
  }
  .itv-section {
    gap: 3rem;
  }
}
/* ==========================================================================
           ユーティリティ (表示切り替え・アニメーション)
           ========================================================================== */
/* 表示切り替え */
.itv-pc-only {
  display: none;
}

.itv-sp-only {
  display: block;
}

@media (min-width: 768px) {
  .itv-pc-only {
    display: block;
  }
  .itv-sp-only {
    display: none;
  }
}
/* --- アニメーション設定 (Scroll Trigger) --- */
/* 初期状態: 非表示・位置ずれ */
.itv-fade-up {
  opacity: 0;
  transform: translateY(30px);
  /* ★変更点: ここに animation プロパティを書かない */
}

/* 親要素(.itv-section)に .itv-in-view クラスがついたタイミングで
           子要素(.itv-fade-up)のアニメーションを開始する。
           ★変更点: 個別プロパティで指定することで、delayの設定を生かす。
        */
.itv-in-view .itv-fade-up {
  animation-name: itvFadeUp;
  animation-duration: 0.8s;
  animation-timing-function: cubic-bezier(0.2, 0.8, 0.2, 1);
  animation-fill-mode: forwards;
}

@keyframes itvFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* 遅延設定 (アニメーション開始タイミングからの相対遅延) */
/* ★変更点: 0.2秒刻みに変更して、違いを分かりやすくしました */
.itv-delay-100 {
  animation-delay: 0.2s;
}

.itv-delay-200 {
  animation-delay: 0.3s;
}

.itv-delay-300 {
  animation-delay: 0.4s;
}

.itv-delay-400 {
  animation-delay: 0.6s;
}

.itv-delay-500 {
  animation-delay: 0.8s;
}

.sp-br {
  display: none;
}

.pc-br {
  display: block;
}

@media screen and (max-width: 767px) {
  .title-mb {
    margin-bottom: 10px !important;
  }
  .sp-left {
    text-align: left !important;
  }
  .sp-br {
    display: inline;
  }
  .pc-br {
    display: none;
  }
  .mgt-sp {
    margin-top: 0px !important;
    padding-top: 0px !important;
  }
}
.modal_content {
  color: #000;
}

.mv-card__speaker span {
  font-size: 0.85em;
}

@media (max-width: 768px) {
  .sp_mgb0 {
    margin-bottom: 0px !important;
  }
}

.bg_wh {
  background: #fff !important;
}

/*# sourceMappingURL=style.css.map */