*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --orange: #d4521a;
  --white: #ffffff;
  --off-white: #fafafa;
  --ink: #1a1a1a;
  --gray: #666;
}

body {
  font-family: 'Jost', 'Noto Sans JP', sans-serif;
  background: var(--off-white);
  color: var(--ink);
  font-weight: 300;
}

/* ── HEADER ── */
header {
  background: var(--white);
  padding: 18px 48px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid #ececec;

  position: sticky;
  top: 0;
  z-index: 100;
}

.logo-wrap {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-img {
  height: 52px;
  width: auto;
}

/* ── NAV ── */
nav {
  background: var(--orange);
  display: flex;
  justify-content: center;

  position: sticky;
  top: 89px; /* ヘッダーの高さに合わせて固定位置を調整 */
  z-index: 90;
}

nav a {
  display: inline-block;
  padding: 14px 44px;
  font-family: 'Jost', sans-serif;
  font-size: 10.5px;
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
  position: relative;
  transition: background 0.2s;
}

nav a::after {
  content: '';
  position: absolute;
  right: 0; top: 25%; bottom: 25%;
  width: 0.5px;
  background: rgba(255,255,255,0.35);
}

nav a:last-child::after { display: none; }
nav a:hover { background: rgba(0,0,0,0.12); }
nav a.active { background: rgba(0,0,0,0.15); }

/* ── ハンバーガー・ドロワー（デスクトップでは非表示） ── */
.hamburger { display: none; }
.drawer { display: none; }
.drawer-overlay { display: none; }

/* ── ABOUT ── */
.about-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 72px 48px;
}

.about-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 20px;
  align-items: start;
  max-width: 700px;
  margin: 0 auto;
}

/* 写真 */
.about-photo img {
  width: 90%;
  height: auto;
  display: block;
}

/* テキスト */
.name-block {
  display: flex;
  align-items: baseline;
  gap: 24px;
  margin-bottom: 7px;
}

.name-ja {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 36px;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--ink);
}

.name-en {
  font-family: 'Jost', sans-serif;
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--ink);
}

.role {
  font-size: 13px;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--gray);
  margin-bottom: 36px;
  padding-top: 16px;
  border-top: 1.5px solid var(--orange);
}

.bio {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bio p {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  font-weight: 300;
  line-height: 2;
  color: var(--ink);
}

/* ── FOOTER ── */
footer {
  background: var(--orange);
  color: var(--white);
  text-align: center;
  padding: 10px 48px;
  font-size: 10px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 300;
  position: relative;
}

.footer-sns {
  position: absolute;
  left: 48px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
}

.footer-sns a {
  display: flex;
  align-items: center;
  opacity: 0.85;
  transition: opacity 0.2s;
}

.footer-sns a:hover {
  opacity: 1;
}

.footer-sns img {
  height: 22px;
  width: auto;
}

.footer-logo {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 0.25em;
  margin-bottom: 8px;
  opacity: 0.9;
}

.footer-copy {
  opacity: 0.65;
  font-size: 7px;
  letter-spacing: 0.2em;
}

/* ── RESPONSIVE (スマホ) ── */
@media (max-width: 600px) {

  header {
    padding: 14px 20px;
    justify-content: space-between;
    top: 0;
  }

  .logo-img {
    height: 38px;
  }

  /* デスクトップナビを非表示 */
  #global-nav {
    display: none;
  }

  /* ハンバーガーボタン */
  .hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
  }

  .hamburger span {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--orange);
  }

  /* ドロワー本体 */
  .drawer {
    display: block;
    position: fixed;
    top: 0; right: -100%;
    width: 65%;
    height: 100%;
    background: var(--white);
    z-index: 200;
    transition: right 0.3s ease;
    padding: 60px 32px 40px;
  }

  .drawer.open {
    right: 0;
  }

  .drawer-close {
    position: absolute;
    top: 20px; right: 20px;
    background: none;
    border: none;
    font-size: 18px;
    color: var(--orange);
    cursor: pointer;
  }

  .drawer-nav {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: var(--white); 
  }

  .drawer-nav a {
    display: block;
    padding: 16px 0;
    font-family: 'Jost', sans-serif;
    font-size: 11px;
    font-weight: 300;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--orange);
    text-decoration: none;
    border-bottom: 0.5px solid #ececec;
  }

  .drawer-nav a.active {
    opacity: 0.5;
  }

  /* オーバーレイ */
  .drawer-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.3);
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
  }

  .drawer-overlay.open {
    opacity: 1;
    pointer-events: auto;
  }

  .about-wrap {
    padding: 40px 24px;
  }

  /* 写真と文字を縦積みに */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-photo img {
    width: 60%;
    height: auto;
    margin: 0 auto;
    display: block;
  }

  .name-block {
    gap: 12px;
  }

  .name-ja {
    font-size: 28px;
  }

  .name-en {
    font-size: 13px;
  }

  .bio p {
    font-size: 12px;
  }

  .footer-sns {
    left: 20px;
  }

  .footer-sns img {
    height: 18px;
  }
}