/* 共通フッター（index.html / privacy.html / terms.html / contact.html） */
footer{background:var(--black);padding:clamp(2.5rem,6vh,4.5rem) clamp(1.25rem,5vw,4rem) clamp(1.5rem,3vh,2.5rem)}
.foot-top{
  max-width:1020px;margin:0 auto;
  display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:2rem;
  padding-bottom:2rem;border-bottom:1px solid rgba(255,255,255,.06);margin-bottom:1.8rem;
}
.foot-logo{font-family:var(--serif);font-size:.92rem;letter-spacing:.42em;color:var(--white);text-decoration:none;display:block;margin-bottom:.55rem;font-weight:500}
.foot-tag{font-size:.66rem;color:rgba(255,255,255,.55);letter-spacing:.1em;font-weight:300}
.foot-links{display:flex;flex-direction:column;gap:.8rem}
.foot-links a{font-size:.68rem;color:rgba(255,255,255,.6);text-decoration:none;letter-spacing:.06em;transition:color .2s}
.foot-links a:hover{color:var(--white)}
.foot-social{display:flex;gap:.9rem;margin-top:1.1rem}
.foot-social a{color:rgba(255,255,255,.5);transition:color .2s;display:block}
.foot-social a:hover{color:var(--white)}
.foot-social svg{width:17px;height:17px;display:block}
.foot-store{display:flex;flex-direction:column;gap:.7rem;align-items:flex-start}
.foot-store a{display:block;line-height:0}
.foot-store img{height:38px;width:auto;display:block}
.foot-copy{max-width:1020px;margin:0 auto;font-size:.58rem;color:rgba(255,255,255,.4);letter-spacing:.1em}

@media(max-width:640px){
  .foot-top{flex-direction:column}
  .foot-links{flex-direction:row;flex-wrap:wrap;gap:.7rem 1.4rem}
}