/* ===================================
   Header — 固定ヘッダー＋ハンバーガーメニュー
   Template 02: Blue
   =================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--color-white);
  box-shadow: 0 1px 4px rgba(27, 42, 74, 0.06);
  transition: box-shadow 0.3s ease;
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: var(--header-height);
}

/* ロゴ */
.header__logo a {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header__logo img {
  height: 40px;
  width: auto;
}

/* PC ナビゲーション */
.header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.header__nav-link {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background 0.2s ease, color 0.2s ease;
}
.header__nav-link:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* PC 右側アクション */
.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
}
.header__phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9375rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-darker);
}
.header__phone-icon {
  font-size: 1.125rem;
}
.header__cta {
  padding: 10px 24px;
  font-size: 0.875rem;
}

/* ハンバーガー */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
}
.hamburger__line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-primary-darker);
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.hamburger.is-active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.is-active .hamburger__line:nth-child(2) {
  opacity: 0;
}
.hamburger.is-active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* モバイルメニュー */
.mobile-menu {
  position: fixed;
  top: var(--header-height-sp);
  right: -100%;
  width: 80%;
  max-width: 360px;
  height: calc(100vh - var(--header-height-sp));
  background: var(--color-white);
  box-shadow: -4px 0 20px rgba(27, 42, 74, 0.1);
  z-index: 999;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: right 0.3s ease;
  overflow-y: auto;
}
.mobile-menu.is-open {
  right: 0;
}
.mobile-menu__link {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background 0.2s ease;
}
.mobile-menu__link:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}
.mobile-menu__phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px;
  margin-top: 16px;
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-primary-darker);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
}
.mobile-menu__cta {
  margin-top: 12px;
}

/* body offset */
.has-header {
  padding-top: var(--header-height);
}

/* === レスポンシブ === */
@media (max-width: 768px) {
  .header__inner {
    height: var(--header-height-sp);
    padding: 0 16px;
  }
  .header__logo img {
    height: 32px;
  }
  .header__nav,
  .header__actions {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .has-header {
    padding-top: var(--header-height-sp);
  }
}