@charset "UTF-8";

a{
  text-decoration: none;
}

/* =========================
   Header
========================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 3000;
    overflow: hidden;
}

.header-inner{
    display:flex;
    justify-content: space-between;
    align-items: center;
    padding:16px 20px;
}

/* ロゴ */
.logo{
    width:220px;
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:all 0.4s ease;
}
.logo img{
  width: 220px;
 }

 /* =========================
   ロゴマスク
========================= */
.mask-logo{
  display:block;
  width:100%;
  height:50px;
}

/* SNSと同じ構造 */
.logo-mask{
  display:block;
  width:100%;
  height:100%;

  background: var(--color-secondary); /* 初期色 */

  -webkit-mask-image: var(--logo);
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: left center;

  mask-image: var(--logo);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: left center;

  transition: background 0.4s ease;
}

/* ホバーで色変化 */
.logo:hover .logo-mask{
  background: var(--color-primary);
}


/* スクロール後に表示 */
.menu-visible .logo{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
}

/* メニュー開いたときの縮小 */
.menu-open .logo{
    transform:scale(0.8);
}
/* =========================
   Menu Button
========================= */
.menu-button{
    display:inline-flex;
    align-items:center;
    gap:10px;

    padding:12px 20px;
    border-radius:999px;

    background:var(--color-secondary);
    color:var(--color-neutral);

    border:none;
    cursor:pointer;

    font-size:12px;
    letter-spacing:0.15em;
    font-weight:600;
    color: var(--color-text-white);
    transition:all 0.35s cubic-bezier(0.22, 1, 0.36, 1);

    box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}

/* ドット */
.menu-dot{
    width:8px;
    height:8px;
    border-radius:50%;
    background:var(--color-accent);

    transition:all 1.3s ease;
}

/* ホバー */
.menu-button:hover{
    transform:translateY(-2px) scale(1.04);
}

/* 押したとき */
.menu-button:active{
    transform:scale(0.96);
}

/* ===== 開いたとき ===== */
.menu-open .menu-button{
    background:var(--color-accent);
    color:var(--color-text-white);
}

/* ドット変化 */
.menu-open .menu-dot{
    transform:scale(1.6);
    background: var(--color-text-white);
}

/* =========================
   Slide Menu
========================= */
.slide-menu{
  position:fixed;
  top:0;
  right:-100%;
  width:100%;
  height:100vh;

  z-index:2500;
  overflow:hidden;

  transition:0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.slide-menu.open{
  right:0;
}

/* =========================
   背景（ポップの核）
========================= */

.menu-bg{
  position:absolute;
  inset:0;

  background: var(--color-text-white);
}

/* 浮いてる丸 */
.menu-bg::before,
.menu-bg::after{
  content:"";
  position:absolute;
  border-radius:50%;
  background:var(--color-secondary);
  opacity:0.2;
}

.menu-bg::before{
  width:200px;
  height:200px;
  top:10%;
  left:5%;
}

.menu-bg::after{
  width:300px;
  height:300px;
  bottom:-50px;
  right:-50px;
}

/* =========================
   LAYOUT
========================= */

.menu-inner{
  position:relative;
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:60px;
  gap:40px;
}

.menu-left{
  width:50%;
}

.menu-right{
  width:40%;
  display:flex;
  justify-content:center;
}

/* =========================
   IMAGE
========================= */

.clip-image{
  width:100%;
  max-width:400px;
  height:300px;

  overflow:hidden;
  border-radius:30px;

  transform: rotate(-3deg);
}

.clip-image img{
  width:100%;
  height:100%;
  object-fit:cover;
}

/* =========================
   MENU
========================= */

.slide-menu-list{
  list-style:none;
  padding:0;
  margin-bottom:40px;
}

.slide-menu-list li{
  opacity:0;
  transform: translateY(20px);
}

/* 開いた時に順番表示 */
.slide-menu.open li{
  opacity:1;
  transform:translateY(0);
}

.slide-menu.open li:nth-child(1){ transition:0.4s 0.1s; }
.slide-menu.open li:nth-child(2){ transition:0.4s 0.2s; }
.slide-menu.open li:nth-child(3){ transition:0.4s 0.3s; }
.slide-menu.open li:nth-child(4){ transition:0.4s 0.4s; }
.slide-menu.open li:nth-child(5){ transition:0.4s 0.5s; }
.slide-menu.open li:nth-child(6){ transition:0.4s 0.6s; }

.slide-menu-list a{
  display:inline-block;
  text-decoration:none;
  padding:12px 18px;
  border-radius:14px;
  transition:0.3s;
}

.en{
  display:block;
  font-size:26px;
  font-weight:700;
  color:var(--color-neutral);
}

.jp{
  display:block;
  font-size:12px;
  margin-top:4px;
  color:var(--color-neutral-light);
}

/* hoverポップ */
.slide-menu-list a:hover{
  transform: translateX(10px) rotate(-1deg);
}

.slide-menu-list a:hover .en{
  color:var(--color-accent);
}

/* =========================
   CONTACT
========================= */

.header-contact-btn{
  margin-top:20px;
}

/* =========================
   SNS
========================= */

.slide-menu-sns{
  display:flex;
  gap:16px;
  margin-top:30px;
}

.sns-icon{
  width:48px;
  height:48px;
  display:flex;
  align-items:center;
  justify-content:center;

  background:var(--color-accent);
  border-radius:50%;

  transition:0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

/* アイコン画像 */
.sns-icon img{
  width:22px;
  height:22px;
  object-fit:contain;
  filter: brightness(0) invert(1); /* 白アイコン化 */
}

/* ホバーでポップ */
.sns-icon:hover{
  transform: translateY(-6px) rotate(-8deg) scale(1.1);
  background:var(--color-secondary);
}
.slide-contact-btn{
  display:inline-block;
  padding:14px 28px;
  border-radius:30px;

  background:var(--color-primary);
  color:#fff;
  font-weight:700;
  letter-spacing:1px;

  text-decoration:none;

  transition:0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ポップアニメ */
.slide-contact-btn:hover{
  transform: translateY(-4px) rotate(-2deg) scale(1.05);
  background:var(--color-accent);
}

.menu-open .logo{
    opacity:1;
    visibility:visible;
    transform:translateY(0) scale(0.85);
}
/* =========================
   スマホ微調整
========================= */

@media (min-width: 769px){

.menu-inner{
  position:relative;
}
}

@media (max-width:768px){

.logo{
    width:130px;
}
.slide-menu{
    position:fixed;
    top:0;
    right:-100%; /* ← これが超重要（最初は隠す） */
    width:100%;
    height:100vh;

    background:var(--color-body);
    transition:0.4s;
    z-index:2500;

    display:flex;
    flex-direction:column;
    padding:70px 30px 40px;
}

.clip-image{
  width:85%;
  height:160px;
  overflow:hidden;

  border-radius:30px;

  clip-path: polygon(
    15% 0,
    100% 0,
    100% 85%,
    85% 100%,
    0 100%,
    0 15%
  );
}
  .menu-inner{
    flex-direction:column;
    justify-content:center;
    padding:40px 20px;
  }

  .menu-left,
  .menu-right{
    width:100%;
  }

  .menu-right{
    margin-top:20px;
  }


  .slide-menu-list a{
  display:inline-block;
  text-decoration:none;
  padding:10px 5px;
  border-radius:14px;
  transition:0.3s;
}

.en{
  display:block;
  font-size:18px;
  font-weight:700;
  color:var(--color-neutral);
}

.jp{
  display:block;
  font-size:12px;
  margin-top:4px;
  color:var(--color-neutral-light);
}

}