/* ======================================
   Base / Reset
   ====================================== */
*,
*::before,
*::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

/* ======================================
   Root Variables
   ====================================== */
:root {
  --bg: #F7F6F2;
  --text: #1F1F1F;
  --muted: #6F6F6F;
  --line: rgba(31, 31, 31, 0.10);

  --maxw: 980px;
  --pad-sp: 20px;
  --pad-pc: 40px;
}

/* ======================================
   Body / Typography
   ====================================== */
body {
  background: var(--bg);
  color: var(--text);
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Hiragino Sans",
    "Hiragino Kaku Gothic ProN",
    "Yu Gothic",
    "Meiryo",
    sans-serif;

  font-size: 15px;
  line-height: 1.8;
  letter-spacing: 0.02em;

  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 500;
  line-height: 1.3;
}

p { margin: 0; }

/* ======================================
   Links / Images
   ====================================== */
a {
  color: inherit;
  text-decoration: none;
}
a:hover { opacity: 0.85; }

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

/* ======================================
   Header (Common) – 32px Air Mode
   ====================================== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: transparent;
  border-bottom: none;
}

.header__inner{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-sp);
  height: 32px;

  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo{
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  opacity: 0.6;
}

.header__nav a{
  margin-left: 18px;
  font-size: 11px;
  letter-spacing: 0.12em;
  opacity: 0.55;
}
.header__nav a:hover{ opacity: 0.9; }
.header__nav a[aria-current="page"]{ opacity: 1; }

/* ======================================
   Footer (Common)
   ====================================== */
.site-footer{
  padding: 32px 0 24px;
}

.footer__inner{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-sp);
  text-align: center;
}

.site-footer small{
  font-size: 12px;
  opacity: 0.6;
  letter-spacing: 0.06em;
}

/* footer link (Privacy Policy etc.) */
.site-footer a{
  margin-left: 8px;
  font-size: 12px;
  opacity: 0.6;
}
.site-footer a:hover{ opacity: 1; }

.footer__sep{
  margin: 0 6px;
  opacity: 0.4;
}

/* ======================================
   Utilities
   ====================================== */
.u-center { text-align: center; }
.u-muted  { color: var(--muted); }

/* ======================================
   Responsive (Base)
   ====================================== */
@media (min-width: 768px){
  body { font-size: 16px; }

  .header__inner,
  .footer__inner {
    padding: 0 var(--pad-pc);
  }
}

/* ======================================
   Components: Ticket CTA
   ====================================== */
.index-cta{
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin: 0 0 60px;
}

/* 1ボタン用 */
.index-cta--single { justify-content: center; }

.index-cta .cta-button{
  display: flex;
  flex-direction: column;
  text-align: center;
}

/* Ticket Button (丸つき + 折り目) */
.cta-button.ticket{
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  min-width: 280px;
  padding: 26px 44px;
  border-radius: 22px;

  background: #e6e4df;
  border: 1px solid rgba(31,31,31,0.18);

  /* 折り目（中央の細い線） */
  background-image: linear-gradient(
    to bottom,
    transparent 49.5%,
    rgba(31,31,31,0.12) 50%,
    transparent 50.5%
  );

  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.6),
    0 14px 30px rgba(31,31,31,0.12);

  transition: transform .3s ease, box-shadow .3s ease;
}

/* チケットの切り欠き（丸） */
.cta-button.ticket::before,
.cta-button.ticket::after{
  content:"";
  position:absolute;
  top:50%;
  width:18px;
  height:18px;
  background: var(--bg);
  border-radius:50%;
  transform: translateY(-50%);
}
.cta-button.ticket::before{ left:-9px; }
.cta-button.ticket::after { right:-9px; }

.cta-button.ticket:hover{
  transform: translateY(-3px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.7),
    0 20px 40px rgba(31,31,31,0.16);
}

/* 文字 */
.ticket .cta-title{
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--muted);
}
.ticket .cta-sub{
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
  opacity: 0.85;
}

/* SP微調整 */
@media (max-width: 640px){
  .index-cta{ margin: 36px 0 60px; }

  .cta-button.ticket{
    min-width: min(88vw, 320px);
    padding: 22px 32px;
  }
}

/* ======================================
   Components: Biz pager (Prev/Next)
   ====================================== */
.bizPager{ margin: 18px 0 0; }

.bizPager__inner{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-sp);

  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.bizPager__btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;

  height: 44px;
  padding: 0 18px;
  border-radius: 999px;

  background: rgba(31,31,31,0.04);
  border: 1px solid rgba(31,31,31,0.12);

  font-size: 14px;
  letter-spacing: 0.02em;
  opacity: 0.9;

  transition: transform .2s ease, opacity .2s ease;
}

.bizPager__btn:hover{
  opacity: 1;
  transform: translateY(-1px);
}

@media (min-width: 768px){
  .bizPager__inner{ padding: 0 var(--pad-pc); }
}

/* ======================================
   Components: Air Button
   ====================================== */
.air-button{
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;

  min-width:280px;
  padding:24px 40px;
  border-radius:26px;

  background: rgba(255,255,255,0.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);

  border: 1px solid rgba(31,31,31,0.12);

  box-shadow:
    0 10px 30px rgba(31,31,31,0.06);

  transition:
    background .4s ease,
    box-shadow .4s ease,
    transform .4s ease;
}

.air-button:hover{
  background: rgba(255,255,255,0.55);
  box-shadow:
    0 18px 40px rgba(31,31,31,0.10);
  transform: translateY(-2px);
}

.air-button .cta-title{
  font-size:14px;
  letter-spacing:0.12em;
  opacity:0.8;
}

.air-button .cta-sub{
  margin-top:10px;
  font-size:12px;
  opacity:0.6;
}

/* ======================================
   Components: Air CTA (Almost Invisible)
   ====================================== */
.air-cta{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 10px;

  padding: 18px 26px;
  border-radius: 40px;

  background: transparent;
  border: 1px solid rgba(31,31,31,0.06);
  box-shadow: none;

  opacity: 0.78;
  transition:
    transform .28s ease,
    opacity .28s ease,
    border-color .28s ease,
    box-shadow .28s ease,
    background-color .28s ease,
    backdrop-filter .28s ease;
}

/* 文字 */
.air-cta .cta-title{
  font-size: 13px;
  letter-spacing: 0.14em;
  color: rgba(31,31,31,0.62);
}
.air-cta .cta-sub{
  font-size: 12px;
  letter-spacing: 0.12em;
  color: rgba(31,31,31,0.48);
  opacity: 0.95;
}

/* hover：浮かせて「押せる」を伝える */
.air-cta:hover{
  opacity: 1;
  transform: translateY(-3px);
  border-radius: 30px;

  background: rgba(255,255,255,0.38);
  border-color: rgba(31,31,31,0.10);

  box-shadow:
    0 16px 30px rgba(31,31,31,0.10),
    0 2px 10px rgba(31,31,31,0.06);

  backdrop-filter: blur(8px);
}

/* キーボード操作も同じ体験に */
.air-cta:focus-visible{
  outline: none;
  opacity: 1;
  transform: translateY(-3px);
  background: rgba(255,255,255,0.38);
  border-color: rgba(31,31,31,0.12);
  box-shadow:
    0 16px 30px rgba(31,31,31,0.10),
    0 2px 10px rgba(31,31,31,0.06);
  backdrop-filter: blur(8px);
}

/* SP 微調整 */
@media (max-width: 640px){
  .air-cta{
    padding: 16px 22px;
  }
}

/* ======================================
   Header (Soft Air Mode)
   ====================================== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 999;

  background: rgba(247,246,242,0.88);  /* ← うっすら */
  backdrop-filter: blur(6px);          /* ← わずかに空気 */
  -webkit-backdrop-filter: blur(6px);

  border-bottom: 1px solid rgba(31,31,31,0.06);
}

.header__inner{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-sp);
  height: 36px;   /* 32→36で少し呼吸させる */

  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo{
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .05em;
  opacity: .7;
}

.header__nav a{
  margin-left: 20px;
  font-size: 11px;
  letter-spacing: .12em;
  opacity: .6;
}
.header__nav a:hover{ opacity: .9; }
.header__nav a[aria-current="page"]{ opacity: 1; }

/* ======================================
   Contact Page
   ====================================== */
.contact{
  padding: 120px 0 140px;
}

.contact__inner{
  max-width: 640px;
  margin: 0 auto;
  padding: 0 var(--pad-sp);
  text-align: center;
}

.contact__title{
  font-size: 18px;
  letter-spacing: 0.08em;
  margin-bottom: 40px;
}

.contact__lead{
  margin-bottom: 24px;
  opacity: 0.7;
}

.contact__email a{
  font-size: 16px;
  letter-spacing: 0.05em;
  display: inline-block;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid rgba(31,31,31,0.12);
  background: rgba(255,255,255,0.4);
  transition: all .3s ease;
}

.contact__email a:hover{
  background: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}

.contact__note{
  margin-top: 40px;
  font-size: 13px;
  opacity: 0.5;
}

@media (min-width: 768px){
  .contact__inner{
    padding: 0 var(--pad-pc);
  }
}

/* ======================================
   Legal / Privacy
   ====================================== */
.legal{
  padding: 96px 0 140px;
}

.legal__inner{
  max-width: 760px;
  margin: 0 auto;
  padding: 0 var(--pad-sp);
}

.legal__title{
  font-size: 16px;
  letter-spacing: .12em;
  opacity: .8;
  margin-bottom: 26px;
}

.legal__lead{
  opacity: .72;
  margin-bottom: 44px;
}

.legal__section{
  padding: 22px 0;
  border-top: 1px solid rgba(31,31,31,0.08);
}

.legal__section h2{
  font-size: 13px;
  letter-spacing: .06em;
  opacity: .9;
  margin-bottom: 10px;
}

.legal__section p{
  opacity: .72;
}

.legal__section ul{
  margin: 10px 0 0;
  padding-left: 1.2em;
  opacity: .72;
}

.legal__section li{
  margin: 6px 0;
}

.legal__email a{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(31,31,31,0.12);
  background: rgba(255,255,255,0.35);
  transition: transform .25s ease, background .25s ease, opacity .25s ease;
}

.legal__email a:hover{
  transform: translateY(-2px);
  background: rgba(255,255,255,0.55);
  opacity: 1;
}

.legal__meta{
  margin-top: 36px;
  font-size: 12px;
  letter-spacing: .04em;
  opacity: .5;
}

@media (min-width: 768px){
  .legal__inner{ padding: 0 var(--pad-pc); }
}

.hero::after,
.hero::before {
  display: none !important;
}