/* ============== Service Index Nav ============== */
.service-index {
  background: var(--c-paper);
  border-bottom: 1px solid var(--c-line);
  position: sticky;
  top: var(--header-h);
  z-index: 50;
}

.service-index__list {
  display: flex;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}

.service-index__list li { flex: 1; min-width: 180px; }

.service-index__list a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 22px 16px;
  font-family: var(--ff-mincho);
  font-size: 14px;
  letter-spacing: 0.14em;
  color: var(--c-text-mid);
  font-weight: 600;
  border-right: 1px solid var(--c-line);
  transition: color 0.3s var(--ease), background 0.3s var(--ease);
  text-align: center;
}

.service-index__list li:last-child a { border-right: none; }

.service-index__list a span {
  font-family: var(--ff-en);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--c-yellow-deep);
  font-weight: 700;
}

.service-index__list a:hover {
  opacity: 1;
  color: var(--c-ink);
  background: var(--c-yellow-pale);
}

/* ============== Intro ============== */
.service-intro__inner {
  text-align: center;
}

.service-intro__en {
  font-family: var(--ff-en);
  font-size: 13px;
  letter-spacing: 0.5em;
  color: var(--c-yellow-deep);
  margin-bottom: 24px;
  font-weight: 600;
}

.service-intro__title {
  font-family: var(--ff-mincho);
  font-size: 40px;
  letter-spacing: 0.18em;
  line-height: 1.7;
  margin-bottom: 36px;
  font-weight: 600;
  color: var(--c-ink);
}

.service-intro__title span { display: block; }

.service-intro__lead {
  font-size: 15px;
  line-height: 2.2;
  color: var(--c-text-mid);
}

/* ============== Service Detail ============== */
.service-detail {
  padding: 100px 0;
  scroll-margin-top: calc(var(--header-h) + 70px);
}

.service-block {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 72px;
  align-items: center;
}

.service-block--reverse {
  grid-template-columns: 1fr 1.05fr;
}

.service-block--reverse .service-block__media { order: 2; }
.service-block--reverse .service-block__body { order: 1; }

.service-block__media {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: var(--shadow-lg);
}

.service-block__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.service-block:hover .service-block__media img { transform: scale(1.04); }

.service-block__badge {
  position: absolute;
  top: 24px;
  left: 24px;
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  background: rgba(31, 27, 21, 0.9);
  color: #fff;
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: 0.36em;
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 4px;
}

.service-block__badge em {
  font-family: var(--ff-en);
  font-style: normal;
  font-size: 16px;
  color: var(--c-yellow);
  letter-spacing: 0.05em;
}

.service-block__en {
  font-family: var(--ff-en);
  font-size: 12px;
  letter-spacing: 0.5em;
  color: var(--c-yellow-deep);
  margin-bottom: 14px;
  font-weight: 600;
}

.service-block__title {
  font-family: var(--ff-mincho);
  font-size: 36px;
  letter-spacing: 0.16em;
  margin-bottom: 24px;
  font-weight: 600;
  color: var(--c-ink);
  position: relative;
  padding-bottom: 22px;
}

.service-block__title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 48px;
  height: 2px;
  background: var(--c-yellow);
}

.service-block__lead {
  font-family: var(--ff-mincho);
  font-size: 16px;
  line-height: 2.1;
  color: var(--c-ink);
  margin-bottom: 32px;
  letter-spacing: 0.08em;
}

.service-block__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 28px;
}

.service-block__list li {
  position: relative;
  padding: 14px 16px 14px 40px;
  background: var(--c-paper);
  border-radius: 4px;
  font-size: 13.5px;
  line-height: 1.6;
  border-left: 3px solid var(--c-yellow);
}

.section--alt .service-block__list li { background: var(--c-bg); }

.service-block__list li::before {
  content: '';
  position: absolute;
  left: 14px;
  top: 50%;
  width: 14px;
  height: 8px;
  margin-top: -6px;
  border-left: 2px solid var(--c-yellow-deep);
  border-bottom: 2px solid var(--c-yellow-deep);
  transform: rotate(-45deg);
}

.service-block__tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.service-block__tags span {
  font-family: var(--ff-mincho);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--c-text-mid);
  padding: 6px 12px;
  background: var(--c-bg-alt);
  border-radius: 999px;
}

.section--alt .service-block__tags span { background: var(--c-paper); }

/* ============== Flow 2 ============== */
.flow2 {
  max-width: 880px;
  margin: 0 auto;
  position: relative;
}

.flow2::before {
  content: '';
  position: absolute;
  left: 36px;
  top: 36px;
  bottom: 36px;
  width: 2px;
  background: linear-gradient(to bottom, var(--c-yellow) 0%, var(--c-yellow-light) 50%, var(--c-yellow) 100%);
  opacity: 0.5;
}

.flow2__item {
  position: relative;
  display: flex;
  gap: 36px;
  padding: 0 0 48px;
}

.flow2__item:last-child { padding-bottom: 0; }

.flow2__num {
  flex-shrink: 0;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: var(--c-yellow);
  color: var(--c-ink);
  font-family: var(--ff-en);
  font-weight: 700;
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 1;
  border: 5px solt;
  border: 5px solid var(--c-bg-alt);
  box-shadow: 0 6px 20px rgba(232, 163, 23, 0.25);
}

.flow2__body {
  flex: 1;
  padding-top: 8px;
  background: var(--c-paper);
  border-radius: 4px;
  padding: 28px 32px;
  border: 1px solid var(--c-line-soft);
}

.flow2__en {
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--c-yellow-deep);
  font-weight: 700;
  margin-bottom: 8px;
}

.flow2__body h3 {
  font-family: var(--ff-mincho);
  font-size: 22px;
  letter-spacing: 0.14em;
  margin-bottom: 14px;
  font-weight: 600;
  color: var(--c-ink);
}

.flow2__body p {
  font-size: 14px;
  line-height: 2;
  color: var(--c-text-mid);
}

/* ============== Area 2 ============== */
.area2__lead {
  text-align: center;
  margin-bottom: 56px;
  color: var(--c-text-mid);
  line-height: 2;
}

.area2__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.area2__card {
  position: relative;
  background: var(--c-paper);
  padding: 40px 32px;
  border-radius: 4px;
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--c-line-soft);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}

.area2__card:hover {
  transform: translateY(-6px);
  border-color: var(--c-yellow);
}

.area2__card--main {
  background: linear-gradient(160deg, var(--c-paper) 0%, var(--c-yellow-pale) 100%);
  border-color: var(--c-yellow);
}

.area2__card .area2__tag {
  display: inline-block;
  background: var(--c-yellow);
  color: var(--c-ink);
  font-family: var(--ff-mincho);
  font-size: 13px;
  letter-spacing: 0.2em;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 4px;
  margin-bottom: 20px;
}

.area2__en {
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--c-yellow-deep);
  font-weight: 700;
  margin-bottom: 8px;
}

.area2__card h3 {
  font-family: var(--ff-mincho);
  font-size: 19px;
  letter-spacing: 0.1em;
  line-height: 1.7;
  margin-bottom: 16px;
  font-weight: 600;
  color: var(--c-ink);
}

.area2__card p {
  font-size: 13.5px;
  line-height: 1.95;
  color: var(--c-text-mid);
}

/* ============== Pricing note ============== */
.pricing-note__inner {
  text-align: center;
  background: var(--c-paper);
  padding: 72px 56px;
  border-radius: 4px;
  border: 1px solid var(--c-line);
  position: relative;
}

.pricing-note__inner::before,
.pricing-note__inner::after {
  content: '';
  position: absolute;
  width: 28px;
  height: 28px;
  border: 2px solid var(--c-yellow);
}

.pricing-note__inner::before { top: 16px; left: 16px; border-right: none; border-bottom: none; }
.pricing-note__inner::after { bottom: 16px; right: 16px; border-left: none; border-top: none; }

.pricing-note__label {
  display: inline-block;
  font-family: var(--ff-en);
  font-size: 11px;
  letter-spacing: 0.5em;
  color: var(--c-yellow-deep);
  margin-bottom: 14px;
  font-weight: 700;
}

.pricing-note__title {
  font-family: var(--ff-mincho);
  font-size: 30px;
  letter-spacing: 0.16em;
  margin-bottom: 28px;
  font-weight: 600;
  color: var(--c-ink);
}

.pricing-note__inner p {
  margin-bottom: 24px;
  line-height: 2.1;
  color: var(--c-text-mid);
  font-size: 14.5px;
}

.pricing-note__free {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  margin: 16px 0 32px;
  padding: 24px 36px;
  background: var(--c-yellow-pale);
  border-radius: 4px;
}

.pricing-note__free ul {
  display: flex;
  gap: 8px;
  font-family: var(--ff-mincho);
  color: var(--c-ink);
  font-size: 14px;
  letter-spacing: 0.1em;
}

.pricing-note__free ul li::after {
  content: '・';
  color: var(--c-yellow-deep);
  margin-left: 8px;
}

.pricing-note__free ul li:last-child::after { display: none; }

.pricing-note__free strong {
  font-family: var(--ff-mincho);
  font-size: 22px;
  letter-spacing: 0.16em;
  color: var(--c-yellow-deep);
  font-weight: 700;
}

.pricing-note__inner .btn { margin-top: 12px; }

/* ============== Responsive ============== */
@media (max-width: 1024px) {
  .service-block,
  .service-block--reverse {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .service-block--reverse .service-block__media,
  .service-block--reverse .service-block__body {
    order: initial;
  }
  .area2__grid { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .service-index { display: none; }
  .service-intro__title { font-size: 26px; }
  .service-intro__lead { font-size: 13.5px; }
  .service-block__title { font-size: 24px; }
  .service-block__lead { font-size: 14.5px; }
  .service-block__badge { font-size: 10px; padding: 8px 14px; top: 16px; left: 16px; }
  .service-block__list { grid-template-columns: 1fr; }
  .flow2::before { left: 28px; }
  .flow2__item { gap: 18px; padding-bottom: 32px; }
  .flow2__num { width: 60px; height: 60px; font-size: 20px; }
  .flow2__body { padding: 22px 20px; }
  .flow2__body h3 { font-size: 18px; }
  .flow2__body p { font-size: 13.5px; }
  .pricing-note__inner { padding: 48px 24px; }
  .pricing-note__title { font-size: 22px; }
  .pricing-note__free { flex-direction: column; gap: 12px; padding: 20px 24px; }
  .pricing-note__free strong { font-size: 18px; }
}