:root{
  --mo-navy:#0f2a6e;
  --mo-navy-dark:#0a1d4f;
  --mo-blue:#1c6fd6;
  --mo-sky:#4a97e6;
  --mo-ink:#15233f;
  --mo-ink-soft:#4d5d79;
  --mo-line:#dbe5f3;
  --mo-bg-soft:#eef4fc;
  --mo-bg-tint:#f6f9fe;
  --mo-ease:cubic-bezier(.22,.61,.36,1);
}

.mo-site{
  font-family:"Noto Sans JP", sans-serif;
  color:var(--mo-ink);
  line-height:1.8;
  background:#fff;
  overflow-x:hidden;
}

/* header */
.mo-header{
  background:#fff;
  border-bottom:1px solid var(--mo-line);
  box-shadow:none;
  transition:box-shadow .35s var(--mo-ease);
}

.mo-header.mo-header-scrolled{
  box-shadow:0 10px 30px -22px rgba(15,42,110,.45);
}

.mo-navbar{
  min-height:84px;
  transition:min-height .35s var(--mo-ease);
}

.mo-logo{
  height:70px;
  width:auto;
  transition:height .35s var(--mo-ease);
}

.mo-nav-link{
  position:relative;
  color:var(--mo-ink);
  font-size:.95rem;
  font-weight:500;
}

.mo-nav-link:hover{
  color:var(--mo-blue);
}

.mo-nav-link:not(.mo-nav-contact)::after{
  content:"";
  position:absolute;
  left:.5rem;
  right:.5rem;
  bottom:.25rem;
  height:2px;
  background:var(--mo-blue);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .3s var(--mo-ease);
}

.mo-nav-link:not(.mo-nav-contact):hover::after{
  transform:scaleX(1);
}

.mo-nav-contact{
  display:inline-block;
  border:1px solid var(--mo-blue);
  border-radius:999px;
  color:var(--mo-blue) !important;
  padding:.45rem 1.1rem !important;
  transition:background-color .3s var(--mo-ease), color .3s var(--mo-ease);
}

.mo-nav-contact:hover{
  background:var(--mo-blue);
  color:#fff !important;
}

/* common */
.mo-section{
  padding:clamp(4rem, 8vw, 7rem) 0;
  scroll-margin-top:96px;
}

.mo-bg-soft{
  background:var(--mo-bg-tint);
}

.mo-bg-grad-soft{
  background:linear-gradient(180deg, #eef4fc 0%, #f6f9fe 100%);
}

.mo-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.75rem;
  font-family:"Outfit", sans-serif;
  font-size:.75rem;
  font-weight:500;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--mo-blue);
}

.mo-eyebrow::before{
  content:"";
  width:30px;
  height:1px;
  background:currentColor;
}

.mo-section-title{
  font-size:clamp(1.9rem, 4vw, 3rem);
  font-weight:900;
  line-height:1.35;
}

.mo-section-text{
  max-width:680px;
  color:var(--mo-ink-soft);
}

.mo-card{
  background:#fff;
  border:1px solid var(--mo-line);
  border-radius:1.25rem;
  box-shadow:0 .75rem 2rem rgba(15,42,110,.06);
}

/* hero */
.mo-hero-band{
  position:relative;
  overflow:hidden;
  background:var(--mo-bg-soft);
}

.mo-hero-img{
  width:100%;
  height:auto;
  display:block;
}

.mo-hero-band::after{
  content:"";
  position:absolute;
  left:0;
  bottom:0;
  width:100%;
  height:4px;
  background:linear-gradient(90deg, var(--mo-blue), var(--mo-sky));
  transform:scaleX(0);
  transform-origin:left;
  animation:moLineDraw 1.2s var(--mo-ease) .4s forwards;
}

@keyframes moLineDraw{
  to{
    transform:scaleX(1);
  }
}

.mo-hero-copy{
  padding:clamp(3.5rem, 8vw, 6.5rem) 0 clamp(2rem, 4vw, 3rem);
}

.mo-hero-title{
  margin-top:1.4rem;
  font-size:clamp(2.25rem, 5.5vw, 4.6rem);
  font-weight:900;
  line-height:1.25;
  letter-spacing:.01em;
}

.mo-accent{
  font-family:"Noto Serif JP", serif;
  color:var(--mo-blue);
  font-weight:600;
}

.mo-hero-lead{
  max-width:650px;
  margin-top:1.5rem;
  color:var(--mo-ink-soft);
  font-size:1.05rem;
}

/* message */
.mo-message-heading{
  font-family:"Noto Serif JP", serif;
  font-size:clamp(2rem, 4vw, 3.1rem);
  font-weight:600;
  line-height:1.55;
}

.mo-marker{
  background:linear-gradient(transparent 62%, rgba(74,151,230,.28) 62%);
}

.mo-message-card{
  position:relative;
  border-left:5px solid var(--mo-blue);
}

.mo-content-body{
  color:var(--mo-ink-soft);
}

.mo-content-body p:last-child{
  margin-bottom:0;
}

/* feature */
.mo-feature-link{
  display:block;
  text-decoration:none;
}

.mo-feature-img{
  transition:
    transform .35s var(--mo-ease),
    box-shadow .35s var(--mo-ease),
    border-color .35s var(--mo-ease);
}

.mo-feature-link:hover .mo-feature-img{
  transform:translateY(-6px);
  border-color:#c4d8f3 !important;
  box-shadow:0 24px 50px -32px rgba(15,42,110,.45);
}

/* staff */
.mo-staff-photo{
  width:150px;
  height:150px;
  object-fit:cover;
}

.mo-role{
  color:var(--mo-blue);
  font-size:.9rem;
  font-weight:600;
}

.mo-field{
  margin-top:1rem;
  padding-top:1rem;
  border-top:1px dashed var(--mo-line);
  color:var(--mo-ink-soft);
  font-size:.95rem;
}

.mo-cert-list{
  margin-top:1rem;
  color:var(--mo-ink-soft);
  font-size:.9rem;
  line-height:1.75;
}

.mo-cert-title{
  margin-bottom:.35rem;
  color:var(--mo-ink);
  font-weight:700;
}

/* diseases */
.mo-disease-chip{
  min-height:72px;
  display:flex;
  align-items:center;
  gap:.9rem;
  padding:1rem 1.25rem;
  background:#fff;
  border:1px solid var(--mo-line);
  border-radius:1rem;
  font-weight:500;
}

.mo-check-icon{
  width:32px;
  height:32px;
  border-radius:.65rem;
  display:flex;
  align-items:center;
  justify-content:center;
  flex:none;
  background:var(--mo-bg-soft);
  color:var(--mo-blue);
  font-weight:700;
  transition:all .35s var(--mo-ease);
}

.mo-disease-chip:hover .mo-check-icon{
  background:var(--mo-blue);
  color:#fff;
  transform:rotate(360deg);
}

/* contact */
.mo-contact-row{
  display:flex;
  gap:1rem;
  padding:1.25rem 0;
  border-bottom:1px solid var(--mo-line);
}

.mo-contact-icon{
  width:46px;
  height:46px;
  border-radius:.8rem;
  display:flex;
  align-items:center;
  justify-content:center;
  flex:none;
  background:var(--mo-bg-soft);
  color:var(--mo-blue);
}

.mo-contact-icon svg{
  width:20px;
  height:20px;
}

.mo-contact-label{
  font-family:"Outfit", sans-serif;
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--mo-blue);
}

.mo-contact-value{
  font-size:1.03rem;
  font-weight:600;
}

.mo-mail-note{
  display:block;
  margin-top:.1rem;
  font-size:.86em;
  font-weight:400;
  line-height:1.5;
  text-decoration:underline;
  text-underline-offset:3px;
}

/* links */
.mo-link-list{
  max-width:760px;
  margin:0 auto;
}

.mo-link-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:1.25rem 1.5rem;
  background:#fff;
  border:1px solid var(--mo-line);
  border-radius:1rem;
  color:var(--mo-navy);
  font-weight:600;
  text-decoration:none;
}

.mo-link-item:hover{
  color:var(--mo-navy);
}

.mo-link-arrow{
  width:36px;
  height:36px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  flex:none;
  background:var(--mo-bg-soft);
  color:var(--mo-blue);
  transition:all .35s var(--mo-ease);
}

/* history */
.mo-history-list{
  display:grid;
  gap:1rem;
}

.mo-history-year{
  display:inline-flex;
  align-items:center;
  margin-bottom:.75rem;
  font-family:"Outfit", sans-serif;
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--mo-blue);
  text-transform:uppercase;
}

.mo-history-item-title{
  font-size:1.12rem;
  font-weight:700;
  margin-bottom:.65rem;
}

/* greeting */
.mo-signature{
  margin-top:1.75rem;
  padding-top:1.25rem;
  border-top:1px solid var(--mo-line);
  font-weight:700;
  line-height:1.8;
}

.mo-signature-name{
  font-size:1.1rem;
}

.mo-professor-mini{
  display:flex;
  align-items:center;
  gap:1rem;
}

.mo-professor-photo{
  width:90px;
  height:90px;
  object-fit:cover;
  border-radius:1rem;
  border:1px solid var(--mo-line);
}

/* recruit */
.mo-recruit-points{
  margin:1.25rem 0 0;
  padding-left:1.25rem;
  color:var(--mo-ink-soft);
}

.mo-recruit-points li + li{
  margin-top:.35rem;
}

.mo-recruit-contact{
  margin-top:1.75rem;
  padding:1.25rem;
  background:var(--mo-bg-tint);
  border:1px solid var(--mo-line);
  border-radius:1rem;
}

.mo-mail-link{
  display:inline-block;
  margin-top:.35rem;
  color:var(--mo-blue);
  font-weight:700;
  text-decoration:underline;
  text-underline-offset:4px;
}

.mo-btn-mail{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  margin-top:1.25rem;
  padding:.7rem 1.35rem;
  border-radius:999px;
  background:var(--mo-blue);
  color:#fff;
  font-weight:700;
  text-decoration:none;
  transition:background-color .3s var(--mo-ease), transform .3s var(--mo-ease);
}

.mo-btn-mail:hover{
  background:var(--mo-navy);
  color:#fff;
  transform:translateY(-2px);
}

/* hover motion */
.mo-hover-lift{
  transition:
    transform .35s var(--mo-ease),
    box-shadow .35s var(--mo-ease),
    border-color .35s var(--mo-ease);
}

.mo-hover-lift:hover{
  transform:translateY(-6px);
  border-color:#c4d8f3;
  box-shadow:0 24px 50px -32px rgba(15,42,110,.45);
}

.mo-card.mo-hover-lift{
  position:relative;
  overflow:hidden;
}

.mo-card.mo-hover-lift::before{
  content:"";
  position:absolute;
  left:0;
  right:0;
  top:0;
  height:3px;
  background:linear-gradient(90deg, var(--mo-blue), var(--mo-sky));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .35s var(--mo-ease);
}

.mo-card.mo-hover-lift:hover::before{
  transform:scaleX(1);
}

.mo-hover-slide{
  transition:
    transform .35s var(--mo-ease),
    box-shadow .35s var(--mo-ease),
    border-color .35s var(--mo-ease);
}

.mo-hover-slide:hover{
  transform:translateX(6px);
  border-color:var(--mo-blue);
  box-shadow:0 24px 46px -30px rgba(28,111,214,.55);
}

.mo-hover-slide:hover .mo-link-arrow{
  background:var(--mo-blue);
  color:#fff;
  transform:translate(2px,-2px);
}

/* scroll reveal */
.has-js .js-reveal{
  opacity:0;
  transform:translateY(28px);
  transition:
    opacity .8s var(--mo-ease),
    transform .8s var(--mo-ease);
}

.has-js .js-reveal.is-visible{
  opacity:1;
  transform:none;
}

.js-delay-1{
  transition-delay:.08s;
}

.js-delay-2{
  transition-delay:.16s;
}

.js-delay-3{
  transition-delay:.24s;
}

/* footer */
.mo-footer{
  background:linear-gradient(120deg, var(--mo-navy-dark), var(--mo-navy));
  color:#cfe0f7;
}

.mo-footer-brand{
  color:#fff;
  font-weight:700;
  line-height:1.6;
}

.mo-footer-sub{
  display:block;
  margin-top:.25rem;
  font-family:"Outfit", sans-serif;
  font-size:.75rem;
  letter-spacing:.15em;
  color:#9dbce8;
  font-weight:400;
}

.mo-back-to-top{
  display:inline-flex;
  align-items:center;
  gap:.75rem;
  font-family:"Outfit", sans-serif;
  font-size:.85rem;
  letter-spacing:.08em;
  color:inherit;
  text-decoration:none;
}

.mo-back-to-top:hover{
  color:#fff;
}

.mo-back-to-top-icon{
  width:38px;
  height:38px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(255,255,255,.35);
  transition:background-color .3s var(--mo-ease), color .3s var(--mo-ease);
}

.mo-back-to-top:hover .mo-back-to-top-icon{
  background:#fff;
  color:var(--mo-navy);
}

.mo-footer-copy{
  padding:1.25rem 0;
  color:#8fb2e6;
  font-family:"Outfit", sans-serif;
  font-size:.8rem;
}

@media(min-width:992px){
  .mo-header.mo-header-scrolled .mo-navbar{
    min-height:70px;
  }

  .mo-header.mo-header-scrolled .mo-logo{
    height:54px;
  }
}

@media(max-width:991.98px){
  .mo-navbar{
    min-height:72px;
  }

  .mo-logo{
    height:54px;
  }

  .mo-nav-contact{
    margin-top:.5rem;
    text-align:center;
  }
}

@media(max-width:575.98px){
  .mo-section{
    padding:3.5rem 0;
  }

  .mo-hero-title{
    font-size:2.15rem;
  }

  .mo-contact-row{
    align-items:flex-start;
  }

  .mo-professor-mini{
    align-items:flex-start;
  }
}

@media(prefers-reduced-motion:reduce){
  .mo-hero-band::after{
    animation:none !important;
  }

  .mo-header,
  .mo-navbar,
  .mo-logo,
  .mo-nav-link,
  .mo-nav-link::after,
  .mo-nav-contact,
  .mo-feature-img,
  .mo-check-icon,
  .mo-link-arrow,
  .mo-hover-lift,
  .mo-hover-slide,
  .mo-card.mo-hover-lift::before,
  .mo-back-to-top-icon,
  .mo-btn-mail,
  .js-reveal{
    transition:none !important;
  }

  .has-js .js-reveal{
    opacity:1;
    transform:none;
  }
}