/* ============================================================
   TARZAN ゴールデンマイクの伝説 — 事前予約サイト
   palette: ink #131009 / red #D00000 / yellow #FFE500 / bone #EFE6D4
   type:    Anton (EN display) / Reggae One (JP display) / Noto Sans JP
============================================================ */
:root{
  --ink:#131009;
  --ink2:#1B160D;
  --ink3:#241E12;
  --red:#D00000;
  --red-deep:#8A0303;
  --yellow:#FFE500;
  --bone:#EFE6D4;
  --khaki:#A79A78;
  --leaf:#46603A;
  --max:1120px;
  --disp:"Anton",sans-serif;
  --jp-disp:"Reggae One",serif;
  --body:"Noto Sans JP",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--body);
  background:var(--ink);
  color:var(--bone);
  line-height:1.85;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
/* film grain over everything */
body::after{
  content:"";position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.07;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
img{max-width:100%;height:auto;display:block}
a{color:var(--yellow)}
b,strong{font-weight:900}
.sp{display:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.wrap--narrow{max-width:720px}
.accent{color:var(--yellow);font-weight:700}

/* ---------- marquee ---------- */
.marquee{
  background:var(--red);color:var(--yellow);
  overflow:hidden;white-space:nowrap;
  border-bottom:1px solid rgba(0,0,0,.35);
  position:relative;z-index:5;
}
.marquee__track{
  display:inline-block;padding:8px 0;
  font-family:var(--disp);font-size:14px;letter-spacing:.14em;
  animation:marquee 28s linear infinite;
}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-33.333%)}}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden}
.hero__bg{
  position:absolute;inset:0;
  background:url("../assets/kv_blur.jpg") center/cover no-repeat;
  filter:brightness(.5) saturate(.9);
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(105deg,rgba(19,16,9,.96) 0%,rgba(19,16,9,.86) 44%,rgba(19,16,9,.45) 100%),
    radial-gradient(120% 90% at 85% 15%,transparent 30%,rgba(19,16,9,.9) 100%);
}
.hero__inner{
  position:relative;z-index:2;
  max-width:var(--max);margin:0 auto;padding:64px 24px 80px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
}
.hero__event{
  font-family:var(--disp);letter-spacing:.22em;font-size:14px;color:var(--yellow);
  border:1px solid var(--yellow);display:inline-block;padding:5px 14px;margin-bottom:26px;
}
.hero__logos{display:grid;gap:14px;margin-bottom:30px}
.hero__logo-main{width:min(520px,100%);filter:drop-shadow(0 6px 24px rgba(0,0,0,.6))}
.hero__logo-sub{width:min(480px,92%);filter:drop-shadow(0 4px 16px rgba(0,0,0,.6))}
.hero__date{display:flex;align-items:center;gap:18px;margin-bottom:22px}
.hero__date-num{
  font-family:var(--disp);font-size:clamp(64px,8vw,104px);line-height:.9;
  color:var(--bone);letter-spacing:.01em;
}
.hero__date-meta{
  font-family:var(--body);font-weight:700;font-size:15px;line-height:1.7;color:var(--khaki);
  border-left:3px solid var(--red);padding-left:16px;
}
.hero__date-meta b{color:var(--yellow);font-family:var(--disp);letter-spacing:.1em;font-weight:400}
.hero__lead{font-size:17px;font-weight:500;margin-bottom:30px}
.hero__lead strong{color:var(--yellow)}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.hero__note{font-size:12.5px;color:var(--khaki)}

.hero__poster{position:relative;justify-self:end;width:min(420px,100%)}
.hero__poster-img{
  border:5px solid var(--bone);
  box-shadow:0 30px 60px rgba(0,0,0,.65),0 6px 18px rgba(0,0,0,.5);
  transform:rotate(-1.4deg);
}
/* rotating stamp */
.stamp{position:absolute;right:-34px;bottom:-34px;width:130px;height:130px;display:block}
.stamp svg{width:100%;height:100%;animation:spin 22s linear infinite;overflow:visible}
.stamp__ring{fill:rgba(19,16,9,.92);stroke:var(--yellow);stroke-width:2.5}
.stamp__ring--in{fill:none;stroke-width:1.25;stroke-dasharray:3 4}
.stamp__text{font-family:var(--disp);font-size:11.5px;letter-spacing:.16em;fill:var(--yellow)}
.stamp__center{font-family:var(--disp);font-size:26px;fill:var(--red);text-anchor:middle}
.stamp__center-sub{font-family:var(--disp);font-size:8px;letter-spacing:.2em;fill:var(--bone);text-anchor:middle}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--body);font-weight:900;text-decoration:none;cursor:pointer;
  padding:16px 34px;font-size:16px;line-height:1;letter-spacing:.06em;
  border:2px solid transparent;transition:transform .15s ease,background .15s ease,color .15s ease;
}
.btn--primary{
  background:var(--red);color:#fff;
  box-shadow:0 6px 0 var(--red-deep);
}
.btn--primary:hover{transform:translateY(2px);box-shadow:0 4px 0 var(--red-deep)}
.btn--ghost{border-color:var(--bone);color:var(--bone)}
.btn--ghost:hover{background:var(--bone);color:var(--ink)}
.btn:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}

/* ---------- sections ---------- */
.section{padding:96px 0;position:relative}
.section--dark{background:var(--ink2)}
.eyebrow{
  font-family:var(--disp);color:var(--yellow);letter-spacing:.3em;font-size:13px;
  margin-bottom:14px;
}
.eyebrow::after{content:"";display:inline-block;width:56px;height:2px;background:var(--red);vertical-align:middle;margin-left:14px}
.section__title{
  font-family:var(--jp-disp);font-weight:400;color:var(--bone);
  font-size:clamp(28px,4vw,42px);line-height:1.4;margin-bottom:22px;
}
.section__lead{max-width:680px;margin-bottom:40px;color:#DCD2BD}
.section__lead strong{color:var(--yellow)}

/* ---------- features ---------- */
.features{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feature{
  background:var(--ink2);border:1px solid var(--leaf);
  padding:32px 26px;position:relative;
}
.feature::before{content:"";position:absolute;top:0;left:0;width:100%;height:3px;background:var(--red)}
.feature__icon{display:block;width:48px;height:48px;margin-bottom:18px}
.feature__icon svg{width:100%;height:100%;fill:none;stroke:var(--yellow);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.feature__icon .thin{stroke-width:1.8}
.feature h3{font-size:18px;font-weight:900;margin-bottom:10px;color:var(--bone)}
.feature p{font-size:14.5px;color:#CCC1A8}

/* ---------- card showcase ---------- */
.showcase{
  display:grid;grid-template-columns:auto 1fr;gap:64px;align-items:center;
  max-width:940px;margin:16px auto 48px;
}
.showcase__stage{perspective:900px;text-align:center}
.stagebox{position:relative;width:min(340px,78vw);margin:0 auto}
.phone{
  position:absolute;right:-38px;bottom:-18px;width:128px;z-index:3;
  transform:rotate(5deg);
  border-radius:20px;border:5px solid #1C1C1E;background:#000;
  box-shadow:0 18px 40px rgba(0,0,0,.6);
}
.phone::before{
  content:"";position:absolute;top:6px;left:50%;transform:translateX(-50%);
  width:34px;height:5px;border-radius:3px;background:#1C1C1E;z-index:2;
}
.phone__video{display:block;width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:14px}
.phone__badge{
  position:absolute;left:50%;transform:translateX(-50%);bottom:-26px;white-space:nowrap;
  font-family:var(--disp);font-size:9px;letter-spacing:.22em;color:var(--yellow);
  background:rgba(19,16,9,.92);border:1px solid var(--yellow);padding:3px 9px;
}
.scard{
  position:relative;width:100%;
  transform-style:preserve-3d;will-change:transform;
  transition:transform .35s ease;
}
.scard img{
  width:100%;border-radius:14px;
  border:1px solid rgba(239,230,212,.35);
  box-shadow:0 26px 60px rgba(0,0,0,.65),0 6px 16px rgba(0,0,0,.5);
}
.scard__shine{
  position:absolute;inset:0;border-radius:14px;pointer-events:none;
  background:radial-gradient(240px 240px at var(--mx,70%) var(--my,20%),rgba(255,255,255,.22),rgba(255,229,0,.06) 45%,transparent 70%);
  opacity:0;transition:opacity .3s ease;
}
.showcase__stage:hover .scard__shine{opacity:1}
.showcase__caption{margin-top:18px;font-size:12.5px;color:var(--khaki);letter-spacing:.08em}
.showcase__specs{list-style:none;display:grid;gap:0}
.showcase__specs li{
  display:grid;grid-template-columns:74px 1fr;gap:18px;align-items:center;
  padding:20px 0;border-bottom:1px solid rgba(239,230,212,.16);
}
.showcase__specs li:first-child{border-top:1px solid rgba(239,230,212,.16)}
.spec__k{
  font-family:var(--disp);font-size:26px;color:var(--red);text-align:center;
  letter-spacing:.02em;
}
.spec__t{font-size:14.5px;color:#CCC1A8;line-height:1.7}
.spec__t b{display:block;color:var(--bone);font-size:15.5px;margin-bottom:2px}
.sp-callout{
  max-width:640px;margin:0 auto 44px;text-align:center;
  border:1px solid var(--yellow);padding:28px 26px;position:relative;
  background:linear-gradient(160deg,#241E0A,var(--ink2) 70%);
}
.sp-callout__title{font-family:var(--jp-disp);font-size:clamp(20px,3vw,26px);color:var(--yellow);margin-bottom:10px}
.sp-callout__desc{font-size:14.5px;color:#DCD2BD}
.lineup__price{display:flex;align-items:baseline;gap:16px;justify-content:center;flex-wrap:wrap}
.lineup__price-label{font-family:var(--disp);letter-spacing:.25em;color:var(--red);font-size:14px}
.lineup__price-num{font-family:var(--disp);font-size:clamp(44px,6vw,64px);color:var(--yellow);line-height:1}
.lineup__price-unit{font-weight:700;color:var(--khaki)}
.lineup__sign{
  text-align:center;margin-top:22px;font-size:14px;font-weight:700;color:var(--bone);
}
.lineup__sign span{
  font-family:var(--disp);font-size:11px;letter-spacing:.22em;color:var(--ink);
  background:var(--yellow);padding:3px 10px;margin-right:12px;vertical-align:2px;
}

/* ---------- steps ---------- */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:26px;counter-reset:step}
.step{border-top:2px solid var(--red);padding-top:22px}
.step__num{font-family:var(--disp);font-size:40px;color:var(--red);display:block;line-height:1;margin-bottom:14px}
.step h3{font-size:18px;font-weight:900;margin-bottom:10px}
.step p{font-size:14.5px;color:#CCC1A8}

/* ---------- members ---------- */
.members{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:820px}
.members li{
  background:var(--ink);border-left:3px solid var(--red);
  padding:16px 18px;display:flex;flex-direction:column;gap:2px;
}
.members b{font-size:16.5px;letter-spacing:.04em}
.members span{font-family:var(--disp);font-size:11px;letter-spacing:.18em;color:var(--khaki)}

/* ---------- info ---------- */
.info{max-width:760px;display:grid;gap:0;border-top:1px solid rgba(239,230,212,.2)}
.info>div{
  display:grid;grid-template-columns:150px 1fr;gap:20px;
  padding:22px 4px;border-bottom:1px solid rgba(239,230,212,.2);
}
.info dt{font-weight:900;color:var(--yellow);font-size:14.5px;padding-top:3px;letter-spacing:.08em}
.info dd{font-size:15.5px}
.info__date{font-family:var(--disp);font-size:34px;font-weight:400;letter-spacing:.02em;color:var(--bone)}
.info__date small{font-size:16px;color:var(--red);letter-spacing:.15em}
.info a{color:var(--yellow);font-weight:700;font-size:14px}

/* ---------- form ---------- */
.section--reserve{
  background:
    linear-gradient(rgba(19,16,9,.94),rgba(19,16,9,.96)),
    url("../assets/kv_blur.jpg") center/cover fixed no-repeat;
}
form{display:grid;gap:26px;margin-top:8px}
.field label{
  display:flex;align-items:center;gap:10px;font-weight:900;font-size:14.5px;margin-bottom:10px;letter-spacing:.04em;
}
.field label em{
  font-style:normal;background:var(--red);color:#fff;font-size:11px;padding:2px 8px;font-weight:700;letter-spacing:.1em;
}
.field label span{font-size:11px;color:var(--khaki);border:1px solid var(--khaki);padding:1px 8px;letter-spacing:.1em}
.field input,.field select,.field textarea{
  width:100%;background:#0D0B06;border:1px solid #4A4232;color:var(--bone);
  padding:15px 16px;font-size:16px;font-family:var(--body);
  transition:border-color .15s ease;border-radius:0;appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9'%3E%3Cpath d='M1 1l6 6 6-6' stroke='%23FFE500' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--yellow)}
.field input::placeholder,.field textarea::placeholder{color:#6E6551}
.field__hint{font-size:12px;color:var(--khaki);margin-top:6px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.btn--submit{width:100%;flex-direction:column;gap:4px;padding:20px}
.btn--submit:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn__en{font-family:var(--disp);font-size:22px;letter-spacing:.24em;font-weight:400}
.btn__jp{font-size:12.5px;font-weight:700;opacity:.9}
.form__msg{min-height:1.6em;font-weight:700;text-align:center}
.form__msg.is-ok{color:var(--yellow)}
.form__msg.is-err{color:#FF7A6B}
.form__legal{font-size:12px;color:var(--khaki);text-align:center}

/* ---------- FAQ ---------- */
details{border-bottom:1px solid rgba(239,230,212,.2)}
details summary{
  cursor:pointer;list-style:none;font-weight:900;font-size:15.5px;
  padding:20px 36px 20px 4px;position:relative;
}
details summary::-webkit-details-marker{display:none}
details summary::after{
  content:"＋";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  color:var(--red);font-weight:400;font-size:20px;transition:transform .2s ease;
}
details[open] summary::after{content:"−"}
details p{padding:0 4px 22px;font-size:14.5px;color:#CCC1A8}
.faq__note{margin-top:26px;font-size:12.5px;color:var(--khaki)}

/* ---------- footer ---------- */
.footer{background:#0C0A05;padding:56px 0 110px;border-top:3px solid var(--red)}
.footer__inner{text-align:center;display:grid;gap:18px}
.footer__title{font-family:var(--jp-disp);font-size:20px;color:var(--bone)}
.footer__links{display:flex;gap:26px;justify-content:center;flex-wrap:wrap}
.footer__links a{font-size:13.5px;font-weight:700;text-decoration:none}
.footer__links a:hover{text-decoration:underline}
.footer__credit{font-size:12px;color:var(--khaki)}
.footer__credit b{color:var(--bone);letter-spacing:.08em}

/* ---------- sticky CTA (mobile) ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:50;padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:linear-gradient(transparent,rgba(12,10,5,.92) 40%);
  transform:translateY(110%);transition:transform .3s ease;
}
.sticky-cta.is-show{transform:translateY(0)}
.btn--sticky{width:100%;font-size:15px;padding:16px}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:979px){
  .hero__inner{grid-template-columns:1fr;padding:44px 24px 64px;gap:44px}
  .hero__poster{justify-self:center;width:min(360px,86%)}
  .stamp{right:-18px;bottom:-26px;width:104px;height:104px}
  .features,.steps{grid-template-columns:1fr}
  .showcase{grid-template-columns:1fr;gap:48px}
  .phone{right:-16px;bottom:-14px;width:104px}
  .members{grid-template-columns:repeat(2,1fr)}
  .section{padding:72px 0}
  .sp{display:inline}
}
@media (max-width:560px){
  .hero__date{flex-direction:column;align-items:flex-start;gap:10px}
  .info>div{grid-template-columns:1fr;gap:6px}
  .members{grid-template-columns:1fr 1fr}
  .members b{font-size:14.5px}
  .hero__cta .btn{width:100%}
}
@media (min-width:980px){
  .sticky-cta{display:none}
}

/* ---------- motion safety ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .marquee__track,.stamp svg{animation:none}
  .reveal{opacity:1;transform:none;transition:none}
  .btn{transition:none}
}