:root{
  --bg: #fffdf9;
  --bg2:#fff6ef;
  --text:#1f2937;
  --muted:#6b7280;
  --line: rgba(31,41,55,.12);

  --p:#7b61ff;      /* soft purple */
  --a:#ffb48a;      /* warm accent */
  --ring: rgba(123,97,255,.25);

  --shadow: 0 18px 44px rgba(31,41,55,.10);
  --r: 18px;
  --max: 1100px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Hiragino Kaku Gothic ProN","Noto Sans JP","Segoe UI",Roboto,Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 420px at 20% 10%, rgba(123,97,255,.11), transparent 60%),
    radial-gradient(900px 420px at 85% 20%, rgba(255,180,138,.16), transparent 60%),
    var(--bg);
  line-height:1.75;
}

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

.wrap{
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.skip{
  position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip:focus{
  left:16px; top:16px; width:auto; height:auto; padding:10px 12px;
  background:#fff; border:1px solid var(--line); border-radius:12px;
  box-shadow: var(--shadow);
  z-index:9999;
}

/* Header */
.header{
  position: sticky;
  top:0;
  z-index:50;
  background: rgba(255,253,249,.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding: 12px 0;
}

.brand{
  display:flex; align-items:center; gap:10px;
  padding:8px 10px; border-radius:12px;
}
.brand:hover{ text-decoration:none; background: rgba(123,97,255,.06); }
.brand__mark{
  width:28px; height:28px; display:grid; place-items:center;
  border-radius:10px;
  background: rgba(123,97,255,.12);
  color: var(--p);
  font-weight: 900;
}
.brand__name{ font-weight: 900; letter-spacing:.02em; }

.brand__logo{
  height: 36px;
  width: auto;
  display: block;
}

.nav{
  display:flex; gap:14px; align-items:center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.55);
}
.nav a{
  color: var(--muted);
  font-size: .95rem;
  padding: 6px 8px;
  border-radius: 10px;
}
.nav a:hover{
  text-decoration:none;
  background: rgba(255,180,138,.18);
  color: var(--text);
}

.header__cta{ display:block; }

/* Mobile button */
.navbtn{
  display:none;
  width:44px; height:44px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.55);
}
.navbtn__line{
  display:block;
  width:18px; height:2px;
  background: rgba(31,41,55,.75);
  margin: 4px auto;
  border-radius: 10px;
}
.mnav{
  border-top:1px solid var(--line);
  background: rgba(255,253,249,.96);
}
.mnav__inner{
  padding: 14px 0 18px;
  display:grid;
  gap: 10px;
}
.mnav__inner a{
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.65);
}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 12px 16px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.62);
  font-weight: 800;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover{
  text-decoration:none;
  transform: translateY(-1px);
  box-shadow: 0 18px 38px rgba(31,41,55,.12);
}
.btn:focus{ outline:none; box-shadow: 0 0 0 6px var(--ring); }

.btn--primary{
  color:#fff;
  background:#f97316;   /* オレンジ */
  border: none;
}
.btn--ghost{ background: rgba(255,255,255,.40); }
.btn--full{ width:100%; }

/* Type helpers */
.kicker{
  margin:0 0 10px;
  color: rgba(31,41,55,.72);
  letter-spacing:.02em;
}
.eyebrow{
  margin:0 0 10px;
  color: var(--p);
  font-weight: 900;
  letter-spacing:.02em;
}
.lead{
  margin: 10px 0 18px;
  font-size: 1.08rem;
  color: rgba(31,41,55,.88);
}
.muted{ color: var(--muted); }
.small{ font-size: .92rem; }

h1{
  margin:0 0 10px;
  font-size: clamp(2.0rem, 3.4vw, 3.0rem);
  line-height: 1.15;
  letter-spacing: -.01em;
}
h2{
  margin:0;
  font-size: clamp(1.45rem, 2.2vw, 2.15rem);
  line-height: 1.25;
  letter-spacing: -.01em;
}
h3{ margin:0 0 10px; font-size:1.1rem; }
p{ margin:0 0 12px; }

/* Hero */
.hero{
  position: relative;
  padding: 92px 0 56px;
  overflow:hidden;

}
.hero__bg{
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(255,253,249,.3), rgba(255,253,249,.6)),
    linear-gradient(90deg, rgba(0,0,0,.2), rgba(0,0,0,.05)),
    url("images/hero_01.jpeg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  pointer-events:none;
}

.hero__inner{ position: relative; max-width: 880px; }

.chips{
  display:flex; flex-wrap:wrap;
  gap:10px;
  margin: 0 0 20px;
}
.chip{
  display:inline-flex;
  padding: 10px 12px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.62);
  color: rgba(31,41,55,.86);
  font-weight: 700;
}

.cta{ display:flex; flex-wrap:wrap; gap:12px; align-items:center; margin-top: 6px; }

.scroll{
  margin-top: 46px;
  display:flex;
  align-items:center;
  gap: 12px;
  color: rgba(31,41,55,.65);
}
.scroll__txt{ font-size:.92rem; letter-spacing:.12em; text-transform: uppercase; }
.scroll__line{
  width: 54px; height: 1px;
  background: rgba(31,41,55,.28);
}

/* Sections */
.section{ padding: 74px 0; }
.section--alt{
  background: linear-gradient(180deg, rgba(255,246,239,.78), rgba(255,246,239,.35));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section__head{ margin-bottom: 28px; }

.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.box{
  border:1px solid var(--line);
  border-radius: var(--r);
  background: rgba(255,255,255,.66);
  padding: 20px 18px;
  box-shadow: 0 12px 30px rgba(31,41,55,.06);
}
.box--tint{
  background: linear-gradient(
    135deg,
    rgba(249,115,22,.08),
    rgba(249,115,22,.14)
  );
}

.quote{ margin:0 0 10px; font-size: 1.2rem; }
.quote strong{ font-weight: 950; }

.list{
  margin:0;
  padding-left: 1.1em;
  display:grid;
  gap: 10px;
}
.list--compact{ gap:8px; }

/* Features (numbered) */
.features{
  display:grid;
  gap: 14px;
}
.feature{
  display:flex;
  gap: 14px;
  align-items:flex-start;
  padding: 20px 18px;
  border-radius: calc(var(--r) + 2px);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.66);
  box-shadow: 0 12px 30px rgba(31,41,55,.06);
}
.feature__num{
  width: 40px;
  height: 40px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 950;

  color: #f97316; /* ボタンと同色 */
  background: rgba(249,115,22,.12);
  border: 1px solid rgba(249,115,22,.25);
}
.feature__body p{ margin:0; color: var(--muted); }

/* Cards */
.cards{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.card{
  border:1px solid var(--line);
  border-radius: var(--r);
  background: rgba(255,255,255,.66);
  padding: 20px 18px;
  box-shadow: 0 12px 30px rgba(31,41,55,.06);
}
.bullets{
  margin:0;
  padding-left: 1.1em;
  display:grid;
  gap: 8px;
}

/* Voices */
.voices{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.voice{
  margin:0;
  border:1px solid var(--line);
  border-radius: var(--r);
  background: rgba(255,255,255,.66);
  padding: 20px 18px;
  box-shadow: 0 12px 30px rgba(31,41,55,.06);
}
.voice__ttl{ margin:0 0 10px; font-weight: 900; }
.voice__txt{ margin:0; color: var(--muted); }

/* Price */
.pricebox{
  width: min(100%, 820px);
  border-radius: calc(var(--r) + 6px);
  border: 1px solid rgba(123,97,255,.22);
  background: linear-gradient(135deg, rgba(255,255,255,.82), rgba(255,246,239,.62));
  box-shadow: var(--shadow);
  padding: 22px 20px;
}
.pricebox__row{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
.priceitem{
  border:1px solid var(--line);
  border-radius: var(--r);
  background: rgba(255,255,255,.62);
  padding: 14px 14px;
}
.priceitem__k{ color: var(--muted); font-size: .92rem; }
.priceitem__v{ font-size: 1.7rem; font-weight: 950; }

/* FAQ */


.faq {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border-radius: 16px;
  background: #ffffff;
  border: 1px solid rgba(0,0,0,.06);
  overflow: hidden;
  transition: all .3s ease;
}

.faq-question {
  width: 100%;
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 600;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-question:hover {
  background: rgba(0,0,0,.03);
}

.faq-icon {
  font-size: 18px;
  transition: transform .3s ease;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s ease;
  padding: 0 22px;
}

.faq-answer p {
  margin: 16px 0;
  color: #555;
}

/* Activities (detailed) */
.acts{
  display: grid;
  gap: 22px;
}

.act{
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 18px;
  align-items: stretch;

  border: 1px solid var(--line);
  border-radius: calc(var(--r) + 6px);
  background: rgba(255,255,255,.66);
  box-shadow: 0 12px 30px rgba(31,41,55,.06);
  overflow: hidden;
}

.act__media{
  min-height: 320px;
  background: rgba(255,255,255,.5);
}
.act__media img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.act__content{
  padding: 20px 18px;
}

.act__title{
  margin: 0 0 6px;
  font-size: 1.15rem;
}
.act__lead{
  margin: 0 0 12px;
  color: rgba(31,41,55,.78);
}

.act__list{
  margin: 0 0 14px;
  padding-left: 1.1em;
  display: grid;
  gap: 8px;
}

.letters{
  display: grid;
  gap: 12px;
}

/* Letter style (orange theme) */
.letter{
  background: rgba(255,255,255,.78);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: 16px;
  padding: 16px 16px;
  position: relative;
  margin: 0;
}
.letter:before{
  content:"";
  position:absolute;
  inset:10px;
  border: 1px dashed rgba(249,115,22,.25);
  border-radius: 12px;
  pointer-events:none;
}
.letter__meta{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
  margin-bottom:10px;
  color: rgba(31,41,55,.65);
  font-size:.92rem;
}
.badge{
  display:inline-flex;
  padding:6px 10px;
  border-radius:999px;
  background: rgba(249,115,22,.10);
  border: 1px solid rgba(249,115,22,.22);
  color: #ea580c;
  font-weight: 800;
}
.letter__body{
  margin: 0;
  color: rgba(31,41,55,.82);
}

/* Responsive */
@media (max-width: 980px){
  .act{
    grid-template-columns: 1fr;
  }
  .act__media{
    min-height: 220px;
  }
}

/*.faq__item summary{
  cursor:pointer;
  font-weight: 900;
  list-style: none;
}
.faq__item summary::-webkit-details-marker{ display:none; }
.faq__item p{ margin: 10px 0 0; color: var(--muted); }*/

/* Final */
.final{
  padding: 72px 0;
  background:
    radial-gradient(900px 420px at 20% 25%, rgba(249,115,22,.12), transparent 60%),
    radial-gradient(900px 420px at 85% 30%, rgba(249,115,22,.18), transparent 60%),
    rgba(255,253,249,.92);
  border-top: 1px solid var(--line);
}
.final__inner{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
  align-items:center;
}
.final__box{
  border-radius: calc(var(--r) + 6px);
  border: 1px solid rgba(123,97,255,.22);
  background: rgba(255,255,255,.66);
  box-shadow: var(--shadow);
  padding: 18px 18px;
}

/* Footer */
.footer{
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,.52);
}
.footer__inner{
  padding: 26px 0;
  display:flex;
  justify-content: space-between;
  align-items:center;
  gap: 12px;
  flex-wrap: wrap;
}
.footer__brand{ margin:0; font-weight: 950; }
.footer__copy{ margin:0; color: var(--muted); font-size: .92rem; }

.footer__right{
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.footer__links{
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.footer__links a{
  font-size: 0.88rem;
  color: var(--muted);
  text-decoration: none;
}

.footer__links a:hover{
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 768px){
  .footer__inner{
    flex-direction: column;
    align-items: flex-start;
  }

  .footer__right{
    align-items: flex-start;
  }

  .footer__links{
    justify-content: flex-start;
  }
}

@media (max-width: 980px){
  .nav{ display:none; }
  .navbtn{ display:block; }
  .grid2{ grid-template-columns: 1fr; }
  .cards{ grid-template-columns: 1fr; }
  .voices{ grid-template-columns: 1fr; }
  .final__inner{ grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .btn{ transition:none; }
}