/* ===== Base ===== */
:root{
  --orange:#1976ff;
  --orange-dark:#1463db;
  --yellow:#4fc3f7;
  --ink:#222;
  --gray:#666;
  --bg-soft:#f0f6ff;
  --line:#eee;
  --radius:16px;
  --maxw:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans JP",sans-serif;
  color:var(--ink);
  line-height:1.8;
  background:#fff;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:90%;max-width:var(--maxw);margin-inline:auto}

/* ===== Buttons ===== */
.btn{
  display:inline-block;
  padding:.9em 2.2em;
  border-radius:999px;
  font-weight:700;
  font-size:.95rem;
  transition:transform .2s,box-shadow .2s,background .2s;
}
.btn--primary{
  background:var(--orange);color:#fff;
  box-shadow:0 8px 20px rgba(25,118,255,.35);
}
.btn--primary:hover{background:var(--orange-dark);transform:translateY(-2px)}
.btn--ghost{border:2px solid var(--orange);color:var(--orange)}
.btn--ghost:hover{background:var(--orange);color:#fff}
.btn--lg{padding:1.1em 3em;font-size:1.05rem}

.link-more{
  display:inline-flex;align-items:center;gap:.5em;
  color:var(--orange);font-weight:700;font-size:.9rem;
}
.link-more::after{content:"→";transition:transform .2s}
.link-more:hover::after{transform:translateX(4px)}

/* ===== Section heads ===== */
.sec-head{text-align:center;margin-bottom:48px}
.sec-head__en{
  font-family:"Poppins",sans-serif;
  color:var(--orange);font-weight:700;letter-spacing:.08em;
  font-size:1.6rem;
}
.sec-head__ja{font-size:1rem;color:var(--gray);font-weight:500;margin-top:4px}
.sec-head--light .sec-head__en{color:#fff}
.sec-head--light .sec-head__ja{color:rgba(255,255,255,.85)}

/* ===== Header ===== */
.header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  box-shadow:0 1px 0 var(--line);
}
.header__inner{
  width:92%;max-width:1280px;margin-inline:auto;
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.logo{display:flex;align-items:center;gap:.5em;font-family:"Poppins",sans-serif;font-weight:800;font-size:1.15rem;letter-spacing:.04em}
.logo__mark{color:var(--orange);font-size:1.2em}
.gnav{display:flex;align-items:center;gap:28px}
.gnav__list{display:flex;gap:22px;list-style:none}
.gnav__list a{
  font-family:"Poppins",sans-serif;font-weight:600;font-size:.9rem;
  position:relative;padding-bottom:4px;
}
.gnav__list a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--orange);transition:width .25s;
}
.gnav__list a:hover::after{width:100%}
.gnav__contact{
  background:var(--orange);color:#fff;font-family:"Poppins",sans-serif;
  font-weight:600;padding:.6em 1.4em;border-radius:999px;font-size:.9rem;
  transition:background .2s;
}
.gnav__contact:hover{background:var(--orange-dark)}

.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.hamburger span{width:26px;height:2px;background:var(--ink);transition:.3s}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  overflow:hidden;background:linear-gradient(135deg,#f0f6ff 0%,#fff 60%);
}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__shape{position:absolute;border-radius:50%;filter:blur(8px);opacity:.6}
.hero__shape--1{width:420px;height:420px;background:radial-gradient(circle,#4fc3f7,transparent 70%);top:-60px;right:-40px}
.hero__shape--2{width:340px;height:340px;background:radial-gradient(circle,#1976ff,transparent 70%);bottom:-80px;left:-60px}
.hero__shape--3{width:240px;height:240px;background:radial-gradient(circle,#7cb6ff,transparent 70%);top:40%;right:18%}
.hero__inner{
  position:relative;z-index:1;width:90%;max-width:var(--maxw);margin-inline:auto;padding-top:72px;
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;
}
.hero__visual{position:relative}
.hero__visual img{
  width:100%;height:auto;display:block;border-radius:20px;
  box-shadow:0 24px 48px rgba(13,71,161,.18);
}
.hero__visual::before{
  content:"";position:absolute;inset:-14px -14px 14px 14px;z-index:-1;
  border-radius:24px;background:linear-gradient(135deg,#4fc3f7,#1976ff);opacity:.25;
}
.hero__sub{
  font-family:"Poppins",sans-serif;color:var(--orange);font-weight:700;
  letter-spacing:.05em;margin-bottom:18px;font-size:1rem;
}
.hero__title{
  font-size:clamp(2.4rem,6vw,4.4rem);font-weight:900;line-height:1.25;
  letter-spacing:.02em;
}
.hero__title-accent{
  background:linear-gradient(transparent 60%,#bcdcff 60%);
  color:var(--orange);
}
.hero__lead{margin-top:24px;font-size:1.05rem;color:var(--gray)}
.hero__actions{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap}
.hero__scroll{position:absolute;bottom:24px;left:50%;transform:translateX(-50%);z-index:1}
.hero__scroll span{
  font-family:"Poppins",sans-serif;font-size:.7rem;letter-spacing:.2em;color:var(--gray);
  writing-mode:vertical-rl;
}
.hero__scroll::after{content:"";display:block;width:1px;height:48px;background:var(--orange);margin:8px auto 0;animation:scroll 1.8s ease-in-out infinite}
@keyframes scroll{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}50.1%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ===== Generic section spacing ===== */
section[id]{padding:96px 0;scroll-margin-top:72px}

/* ===== News ===== */
.news__list{list-style:none;max-width:880px;margin-inline:auto;border-top:1px solid var(--line)}
.news__item{
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  padding:20px 8px;border-bottom:1px solid var(--line);
}
.news__item time{font-family:"Poppins",sans-serif;color:var(--gray);font-weight:600;font-size:.9rem;min-width:96px}
.news__cat{background:var(--bg-soft);color:var(--orange);font-size:.72rem;font-weight:700;padding:.3em 1em;border-radius:999px;letter-spacing:.05em}
.news__item a{flex:1;min-width:200px;transition:color .2s}
.news__item a:hover{color:var(--orange)}
.news__more{text-align:center;margin-top:36px}

/* ===== Philosophy ===== */
.philosophy{
  background:linear-gradient(135deg,var(--orange),var(--yellow));
  color:#fff;text-align:center;
}
.philosophy__catch{font-size:clamp(2rem,5vw,3.4rem);font-weight:900;line-height:1.4;margin-bottom:32px}
.philosophy__catch span{position:relative;display:inline-block}
.philosophy__catch span::after{content:"";position:absolute;left:0;bottom:6px;width:100%;height:8px;background:rgba(255,255,255,.4);border-radius:4px}
.philosophy__body{max-width:680px;margin-inline:auto}
.philosophy__body p+p{margin-top:1.4em}

/* ===== Service ===== */
.service__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.service-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:48px 40px;position:relative;overflow:hidden;
  transition:transform .25s,box-shadow .25s;
}
.service-card:hover{transform:translateY(-6px);box-shadow:0 20px 40px rgba(25,118,255,.12)}
.service-card__num{font-family:"Poppins",sans-serif;font-size:3.2rem;font-weight:800;color:#c2dcff;line-height:1}
.service-card__title{font-size:1.5rem;font-weight:900;margin:12px 0 4px}
.service-card__lead{color:var(--orange);font-weight:700;margin-bottom:16px}
.service-card__text{color:var(--gray);font-size:.95rem;margin-bottom:24px}

/* ===== Media ===== */
.media__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.media-card{
  background:var(--bg-soft);border-radius:var(--radius);padding:40px 32px;
  text-align:center;transition:transform .25s,box-shadow .25s;
}
.media-card:hover{transform:translateY(-6px);box-shadow:0 16px 32px rgba(25,118,255,.12)}
.media-card__icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:64px;height:64px;border-radius:50%;background:var(--orange);color:#fff;
  font-size:1.6rem;margin-bottom:20px;
}
.media-card h3{font-family:"Poppins",sans-serif;font-size:1.2rem;margin-bottom:10px}
.media-card p{color:var(--gray);font-size:.9rem}

/* ===== Member ===== */
.member{background:linear-gradient(135deg,#1976ff,#0d47a1);color:#fff}
.member__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.member-card{background:#fff;border-radius:var(--radius);padding:32px 24px;text-align:center;color:var(--ink)}
.member-card__photo{
  width:96px;height:96px;border-radius:50%;margin:0 auto 18px;
  background:var(--c,#4fc3f7);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:"Poppins",sans-serif;font-weight:800;font-size:1.6rem;
}
.member-card h3{font-size:1rem;margin-bottom:8px}
.member-card p{color:var(--gray);font-size:.85rem}

/* ===== Join us ===== */
.join{padding:0!important}
.join__inner{
  background:linear-gradient(135deg,var(--orange),var(--yellow));
  color:#fff;text-align:center;padding:110px 0;
}
.join__en{font-family:"Poppins",sans-serif;font-weight:700;letter-spacing:.08em;margin-bottom:24px}
.join__catch{font-size:clamp(1.5rem,3.6vw,2.4rem);font-weight:900;line-height:1.5;margin-bottom:24px}
.join__text{margin-bottom:40px}

/* ===== Company ===== */
.company__table{width:100%;max-width:760px;margin-inline:auto;border-collapse:collapse}
.company__table th,.company__table td{text-align:left;padding:20px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.company__table th{width:160px;font-weight:700;color:var(--ink)}
.company__table td{color:var(--gray)}

/* ===== Contact ===== */
.contact{background:var(--bg-soft)}
.contact__text{color:var(--gray);text-align:center;margin-bottom:40px}
.contact-form{
  max-width:720px;margin-inline:auto;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:48px;box-shadow:0 16px 40px rgba(25,118,255,.08);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-field{display:block;margin-bottom:22px}
.form-label{display:block;font-weight:700;font-size:.92rem;margin-bottom:8px}
.form-label em{
  font-style:normal;font-size:.68rem;font-weight:700;color:#fff;
  background:var(--orange);border-radius:4px;padding:.15em .6em;margin-left:.5em;vertical-align:middle;
}
.contact-form input[type=text],
.contact-form input[type=email],
.contact-form select,
.contact-form textarea{
  width:100%;font-family:inherit;font-size:1rem;color:var(--ink);
  padding:.85em 1em;border:1.5px solid var(--line);border-radius:10px;
  background:#fafcff;transition:border-color .2s,box-shadow .2s;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus{
  outline:0;border-color:var(--orange);box-shadow:0 0 0 3px rgba(25,118,255,.15);background:#fff;
}
.contact-form textarea{resize:vertical;line-height:1.7}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:.9rem;color:var(--gray);margin-bottom:32px}
.form-check input{margin-top:.35em;width:16px;height:16px;accent-color:var(--orange);flex-shrink:0}
.form-check a{color:var(--orange);font-weight:700;text-decoration:underline}
.contact-form__submit{text-align:center}
.contact-form__submit .btn{border:0;cursor:pointer;width:100%;max-width:320px}
@media(max-width:768px){
  .contact-form{padding:32px 24px}
  .form-row{grid-template-columns:1fr;gap:0}
}

/* ===== Thanks ===== */
.thanks{
  min-height:100vh;display:flex;align-items:center;
  background:linear-gradient(135deg,#f0f6ff 0%,#fff 60%);padding:120px 0 80px;
}
.thanks__inner{text-align:center;max-width:680px}
.thanks__icon{
  width:88px;height:88px;border-radius:50%;margin:0 auto 28px;
  display:flex;align-items:center;justify-content:center;
  background:var(--orange);color:#fff;font-size:2.4rem;font-weight:700;
  box-shadow:0 12px 30px rgba(25,118,255,.35);
}
.thanks__en{font-family:"Poppins",sans-serif;color:var(--orange);font-weight:700;letter-spacing:.08em}
.thanks__title{font-size:clamp(1.8rem,4.5vw,2.8rem);font-weight:900;line-height:1.4;margin:10px 0 24px}
.thanks__text{color:var(--gray);margin-bottom:40px}

/* ===== Footer ===== */
.footer{background:#10243f;color:#fff;padding:64px 0 0}
.footer__inner{display:flex;justify-content:space-between;gap:48px;flex-wrap:wrap;padding-bottom:48px}
.logo--footer{color:#fff}
.footer__addr{font-style:normal;color:rgba(255,255,255,.7);font-size:.85rem;margin:20px 0;line-height:1.9}
.footer__sns{display:flex;gap:12px}
.footer__sns a{
  width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.3);
  display:flex;align-items:center;justify-content:center;font-size:.9rem;
  transition:background .2s,color .2s;
}
.footer__sns a:hover{background:var(--orange);border-color:var(--orange)}
.footer__nav ul{list-style:none;columns:2;gap:48px}
.footer__nav a{font-family:"Poppins",sans-serif;font-size:.9rem;color:rgba(255,255,255,.8);line-height:2.4}
.footer__nav a:hover{color:var(--orange)}
.footer__bottom{border-top:1px solid rgba(255,255,255,.12);padding:24px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;width:90%;max-width:var(--maxw);margin-inline:auto}
.footer__policy{list-style:none;display:flex;gap:24px;flex-wrap:wrap}
.footer__policy a{font-size:.8rem;color:rgba(255,255,255,.7)}
.footer__policy a:hover{color:var(--orange)}
.footer__copy{font-family:"Poppins",sans-serif;font-size:.8rem;color:rgba(255,255,255,.5)}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s,transform .7s}
.reveal.is-visible{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:900px){
  .service__grid{grid-template-columns:1fr}
  .media__grid{grid-template-columns:1fr}
  .member__grid{grid-template-columns:repeat(2,1fr)}
  .hero__inner{grid-template-columns:1fr;gap:40px;text-align:center;padding-top:96px}
  .hero__actions{justify-content:center}
  .hero__visual{order:-1;max-width:480px;margin-inline:auto}
}
@media(max-width:768px){
  .hamburger{display:flex}
  .gnav{
    position:fixed;inset:72px 0 auto 0;flex-direction:column;gap:0;
    background:#fff;box-shadow:0 12px 24px rgba(0,0,0,.08);
    max-height:0;overflow:hidden;transition:max-height .35s ease;
  }
  .gnav.is-open{max-height:520px}
  .gnav__list{flex-direction:column;gap:0;width:100%}
  .gnav__list li{width:100%;border-bottom:1px solid var(--line)}
  .gnav__list a{display:block;padding:16px 24px}
  .gnav__list a::after{display:none}
  .gnav__contact{margin:16px 24px}
  .footer__inner{flex-direction:column}
}

/* ===== Security band ===== */
.security{
  background:#1a0708;
  padding:72px 0;
}
.security__inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
}
.security__media{
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:0 18px 50px rgba(214,40,57,.4);
}
.security__media img{width:100%;height:100%;object-fit:cover}
.security__en{
  font-family:"Poppins",sans-serif;
  font-weight:700;
  letter-spacing:.12em;
  color:#ff5a6a;
  margin-bottom:.4em;
}
.security__title{
  font-size:clamp(1.5rem,3.5vw,2.1rem);
  font-weight:900;
  color:#fff;
  line-height:1.5;
  margin-bottom:.7em;
}
.security__title::after{
  content:"";
  display:block;
  width:56px;height:4px;
  margin-top:.5em;
  border-radius:999px;
  background:linear-gradient(90deg,#d62839,#ff5a6a);
}
.security__lead{
  color:#e9c9cc;
  font-size:.98rem;
}
@media(max-width:768px){
  .security{padding:56px 0}
  .security__inner{grid-template-columns:1fr;gap:28px}
}