:root {
  --color-1: #E9F1F7;
  --color-2: #14425C;
  --color-3: #7FDBDA;
  --color-4: #B8C6DB;
  --color-5: #0A2534;
  --font-display: 'Song Myung', system-ui, -apple-system, "Malgun Gothic", sans-serif;
  --font-body: 'IBM Plex Sans KR', system-ui, -apple-system, "Malgun Gothic", sans-serif;
}

body { background: var(--color-1); color: var(--color-5); font-family: var(--font-body); }
h1, h2, h3 { font-family: var(--font-display); color: var(--color-2); line-height: 1.4; }
h2 { font-size: 1.5rem; }
p { max-width: 68ch; }

header.site-header { background: #fff; border-bottom: 1px solid var(--color-4); }
.logo { font-family: var(--font-display); font-size: 1.3rem; color: var(--color-2); text-decoration: none; }
nav ul li a { color: var(--color-5); text-decoration: none; font-weight: 600; }
nav ul li a:hover { color: var(--color-2); text-decoration: underline; }
.nav-toggle { background: var(--color-2); color: #fff; border: none; border-radius: 4px; padding: 0.5rem 1rem; cursor: pointer; }

.hero { text-align: center; background: var(--color-2); color: #fff; }
.hero h1 { color: #fff; font-size: 2.1rem; }
.hero p { margin-inline: auto; color: var(--color-1); }

.tel-button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.9rem 2rem;
  background: var(--color-3);
  color: var(--color-5);
  text-decoration: none;
  font-weight: 700;
  border-radius: 4px;
}
.tel-button:hover { background: #66c6c5; }

/* vertical scroll story: each step is a bordered section with a running
   left-side connector line, evoking a step-by-step process feed */
.story-step {
  max-width: 780px;
  margin-inline: auto;
  border-left: 4px solid var(--color-3);
  padding-left: 1.5rem;
  position: relative;
}
.story-step::before {
  content: "";
  position: absolute;
  left: -9px;
  top: 0.4rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-2);
  animation: dotIn 0.5s ease-out;
}

@keyframes dotIn {
  from { transform: scale(0); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

@media (max-width: 640px) {
  .story-step { padding-left: 1.1rem; }
}

.accordion-step details {
  background: #fff;
  border: 1px solid var(--color-4);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}
.accordion-step summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--color-2);
}
.accordion-step details p { margin-top: 0.6rem; margin-bottom: 0.2rem; }

.reviews { background: #fff; }
.reviews blockquote.review {
  background: var(--color-1);
  border-radius: 6px;
  border-left: 4px solid var(--color-2);
}
.reviews cite { display: block; margin-top: 0.5rem; font-size: 0.85rem; color: var(--color-2); font-style: normal; }

.related ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}
.related a { text-decoration: none; color: var(--color-2); font-weight: 600; }
.related a:hover { text-decoration: underline; }

.cta { background: var(--color-5); color: #fff; }
.cta .cta-heading { color: #fff; }

footer.site-footer { background: var(--color-2); color: var(--color-1); }
footer.site-footer a { color: var(--color-1); text-decoration: none; }
footer.site-footer a:hover { text-decoration: underline; }