/* css/index.css */
/* Reset & base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
}


body {
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.6;
  color: #333;
}

/* Site Header */
.site-header {
  display: flex;
  align-items: center;
  padding: 1rem 2%;
  background-color: #cc0033;
  box-shadow: 0 1px 4px rgba(0,0,0,0.1);
  margin: 0 auto;
}

.site-header a {
  width:70px;
}

.site-header__logo {
  max-width: 120px;
  width: 100%;
  height: auto;
}

.site-header__title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(0.9rem, 1.1rem, 16.5px);
  color: #fff;
  flex: 1;
  text-align: center;
  padding-right: 50px;
}

/* Introduction */
.intro {
  max-width: 780px;
  margin: 1rem auto;
  padding: 0 2rem;
  font-size: 1rem;
  color: #333;
  line-height: 1.6;
  text-align: center;
}

.intro p {
  font-size: 0.75rem;
  text-align: left;
}


/* connect */
.connect {
  background-color: #F5F5F5;
}

/* dis-connect */
.dis-connect {
  background-color: #E3E3E3;
}

/* Steps */
.steps {
  width: 100%;
  max-width: 780px;
  margin: 0 auto;
  padding: 1rem;
}

.steps h1 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.0rem;
  color: #fff;
  margin-bottom: 1.05rem;
  padding: 0.5rem;
  background-color: #cc0033;
}

.step {
  position: relative;
  background: #fff;
  border: 2px solid #cc0033;
  border-radius: 8px;
  padding: 1rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin-top: 1.2rem;
}

.step__number {
  position: absolute;
  top: -1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: #cc0033;
  color: #fff;
  margin-top: 0.2rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: bold;
}

.step__text {
  margin-top: 1rem;
  text-align: center;
}

.step__text h2 {
  font-size: 1.0rem;
  margin-bottom: 0.5rem;
}

.step__text p {
  font-size: 0.75rem;
  color: #555;
}

.step__image {
  margin-top: 1rem;
  text-align: center;
  align-items: center;
}

.step__image img {
  width: 65%;
  height: auto;
  display: block;
  text-align: center;
  align-items: center;
  margin: 0 auto;
}

/* Footer */
.footer__lp {
  text-align: center;
  padding: 1rem 0;
  background-color: #f8f8f8;
}

.footer__lp__copyright {
  font-size: 0.75rem;
  color: #999;
}