/* ============================================================
   PDP Service detail — site-aligned section CSS
   Loaded on the front page after service.css.
   #service の中（既存の .pdp-service__list より前）に挿入される
   .pdp-service-detail ブロック専用スタイル。
   ============================================================ */

/* セクションスコープのCSS変数（グローバル汚染を避けるため :root には置かない） */
.pdp-service-detail {
  --pdp-sd-bg: #000;
  --pdp-sd-bg-2: #0a0a0a;
  --pdp-sd-bg-3: #111;
  --pdp-sd-line: rgba(95, 90, 90, 0.6);
  --pdp-sd-line-2: rgba(95, 90, 90, 0.3);
  --pdp-sd-gold: #c9a961;
  --pdp-sd-gold-bright: #e8cf91;
  --pdp-sd-gold-deep: #8a6d2e;
  --pdp-sd-ink: #e8e3d6;
  --pdp-sd-ink-mute: #d5d5d5;
  --pdp-sd-ink-quiet: #bfbfbe;
  --pdp-sd-serif-jp: "Noto Serif JP", "Shippori Mincho", "Hiragino Mincho ProN", "游明朝", serif;
  --pdp-sd-serif-en: "Cormorant Garamond", serif;
}

/* ==== Section wrapper ==== */
/* WP の global-styles-inline-css による幅制限（.is-layout-constrained > :where(...) {max-width: 720px}）を解除。
   :where() は詳細度0なので、 (.is-layout-constrained > .pdp-service-detail) の (0,2,0) で確実に勝つ。 */
.is-layout-constrained > .pdp-service-detail {
  max-width: none;
}

.pdp-service-detail {
  padding: 80px 0 40px;
  position: relative;
  font-family: var(--pdp-sd-serif-jp);
  font-weight: 300;
  color: var(--pdp-sd-ink);
  line-height: 1.9;
  letter-spacing: .04em;
  -webkit-font-smoothing: antialiased;
}
.pdp-service-detail__inner {
  max-width: 1174px;
  margin: 0 auto;
}

/* ==== PDP-style section header ==== */
.pdp-service-detail .pdp-section-head {
  text-align: center;
  margin-bottom: 70px;
}
.pdp-service-detail .pdp-section-head__en {
  font-family: var(--pdp-sd-serif-en);
  font-size: 44px;
  font-weight: 400;
  letter-spacing: .12em;
  color: #fff;
  margin: 0 0 14px;
  line-height: 1.2;
}
.pdp-service-detail .pdp-section-head__jp {
  font-size: 13px;
  letter-spacing: .35em;
  color: var(--pdp-sd-ink-mute);
  margin-bottom: 26px;
}
.pdp-service-detail .pdp-section-head__rule {
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--pdp-sd-gold);
}

/* ==== Course block ==== */
.pdp-service-detail .pdp-course {
  margin-bottom: 80px;
  padding-bottom: 70px;
  border-bottom: 1px solid var(--pdp-sd-line);
}
.pdp-service-detail .pdp-course:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 30px;
}

.pdp-service-detail .pdp-course__head {
  text-align: center;
  margin-bottom: 40px;
}
.pdp-service-detail .pdp-course__num {
  font-family: var(--pdp-sd-serif-en);
  font-size: 13px;
  letter-spacing: .55em;
  color: var(--pdp-sd-gold);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.pdp-service-detail .pdp-course__title {
  font-size: 30px;
  font-weight: 400;
  color: #fff;
  letter-spacing: .18em;
  margin: 0 0 12px;
  line-height: 1.55;
}
.pdp-service-detail .pdp-course__title-en {
  font-family: var(--pdp-sd-serif-en);
  font-style: italic;
  font-size: 16px;
  letter-spacing: .2em;
  color: var(--pdp-sd-ink-quiet);
  margin-bottom: 22px;
}
.pdp-service-detail .pdp-course__rule {
  display: inline-block;
  width: 30px;
  height: 1px;
  background: var(--pdp-sd-gold);
}

/* Catchphrase + body */
.pdp-service-detail .pdp-course__catch {
  font-size: 22px;
  letter-spacing: .15em;
  color: var(--pdp-sd-gold-bright);
  text-align: center;
  margin: 40px 0 28px;
  font-weight: 400;
}
.pdp-service-detail .pdp-course__lead {
  max-width: 1000px;
  margin: 0 auto 56px;
  font-size: 18px;
  line-height: 2.2;
  color: var(--pdp-sd-ink);
  letter-spacing: .07em;
  text-align: center;
}

/* Sub-section heading */
.pdp-service-detail .pdp-block {
  margin: 48px 0;
}
.pdp-service-detail .pdp-block__head {
  text-align: center;
  margin-bottom: 26px;
}
.pdp-service-detail .pdp-block__head-en {
  font-family: var(--pdp-sd-serif-en);
  font-size: 11px;
  letter-spacing: .45em;
  color: var(--pdp-sd-gold);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.pdp-service-detail .pdp-block__head-jp {
  font-size: 20px;
  letter-spacing: .25em;
  color: #fff;
  position: relative;
  display: inline-block;
  padding: 0 32px;
}
.pdp-service-detail .pdp-block__head-jp::before,
.pdp-service-detail .pdp-block__head-jp::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 16px;
  height: 1px;
  background: var(--pdp-sd-gold);
}
.pdp-service-detail .pdp-block__head-jp::before { left: 0; }
.pdp-service-detail .pdp-block__head-jp::after { right: 0; }

/* Recommended (checkbox list) */
.pdp-service-detail .pdp-reco {
  max-width: 1000px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
}
.pdp-service-detail .pdp-reco li {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--pdp-sd-line);
  font-size: 18px;
  color: var(--pdp-sd-ink);
  line-height: 1.85;
  letter-spacing: .06em;
}
.pdp-service-detail .pdp-reco li:last-child { border-bottom: none; }
.pdp-service-detail .pdp-reco__check {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border: 1px solid var(--pdp-sd-gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--pdp-sd-gold);
  margin-top: 2px;
}
.pdp-service-detail .pdp-reco__check svg { display: block; }

/* Curriculum */
.pdp-service-detail .pdp-curr {
  max-width: 1000px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 48px;
}
.pdp-service-detail .pdp-curr li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px dotted var(--pdp-sd-line-2);
  font-size: 17px;
  color: var(--pdp-sd-ink);
  line-height: 1.85;
  letter-spacing: .04em;
}
.pdp-service-detail .pdp-curr li::before {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  background: var(--pdp-sd-gold);
  transform: rotate(45deg);
  margin-top: 12px;
}

/* Diagram */
.pdp-service-detail .pdp-diagram {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.pdp-service-detail .pdp-diagram__frame {
  padding: 28px;
  border: 1px solid var(--pdp-sd-line-2);
  position: relative;
}
.pdp-service-detail .pdp-diagram__frame::before,
.pdp-service-detail .pdp-diagram__frame::after {
  content: "";
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--pdp-sd-gold-deep);
}
.pdp-service-detail .pdp-diagram__frame::before { top: 6px; left: 6px; border-right: none; border-bottom: none; }
.pdp-service-detail .pdp-diagram__frame::after { bottom: 6px; right: 6px; border-left: none; border-top: none; }
.pdp-service-detail .pdp-diagram svg,
.pdp-service-detail .pdp-diagram__img {
  width: 100%;
  height: auto;
  color: var(--pdp-sd-gold-bright);
  display: block;
}
.pdp-service-detail .pdp-diagram__cap {
  margin-top: 16px;
  font-size: 14px;
  color: var(--pdp-sd-ink-mute);
  letter-spacing: .15em;
}

/* Eligibility — bordered band */
.pdp-service-detail .pdp-eligibility {
  max-width: 1000px;
  margin: 0 auto;
  border: 1px solid var(--pdp-sd-gold-deep);
  background: rgba(201, 169, 97, 0.04);
  padding: 28px 36px;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 28px;
  align-items: center;
}
.pdp-service-detail .pdp-eligibility__label {
  border-right: 1px solid var(--pdp-sd-gold-deep);
  padding-right: 24px;
}
.pdp-service-detail .pdp-eligibility__label-en {
  display: block;
  font-family: var(--pdp-sd-serif-en);
  font-size: 11px;
  letter-spacing: .35em;
  color: var(--pdp-sd-gold);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.pdp-service-detail .pdp-eligibility__label-jp {
  display: block;
  font-size: 18px;
  letter-spacing: .2em;
  color: #fff;
}
.pdp-service-detail .pdp-eligibility__text {
  font-size: 17px;
  line-height: 1.85;
  color: var(--pdp-sd-ink);
  letter-spacing: .06em;
}

/* Materials list */
.pdp-service-detail .pdp-mat {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.pdp-service-detail .pdp-mat__item {
  display: grid;
  grid-template-columns: 110px 1fr 90px;
  gap: 28px;
  align-items: center;
  padding: 24px 32px;
  background: var(--pdp-sd-bg-2);
  border: 1px solid var(--pdp-sd-line);
  text-decoration: none;
  color: inherit;
  transition: border-color .25s, background .25s;
}
.pdp-service-detail .pdp-mat__item:hover {
  border-color: var(--pdp-sd-gold);
  background: rgba(201, 169, 97, 0.05);
}
.pdp-service-detail .pdp-mat__num {
  font-family: var(--pdp-sd-serif-en);
  font-size: 28px;
  color: var(--pdp-sd-gold);
  letter-spacing: .08em;
  font-weight: 300;
}
.pdp-service-detail .pdp-mat__tag {
  display: block;
  font-family: var(--pdp-sd-serif-en);
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--pdp-sd-ink-quiet);
  text-transform: uppercase;
  margin-top: 4px;
}
.pdp-service-detail .pdp-mat__name {
  font-size: 18px;
  color: #fff;
  letter-spacing: .12em;
  margin-bottom: 8px;
}
.pdp-service-detail .pdp-mat__desc {
  font-size: 14px;
  color: var(--pdp-sd-ink-mute);
  letter-spacing: .04em;
  line-height: 1.7;
}
.pdp-service-detail .pdp-mat__arrow {
  text-align: right;
  color: var(--pdp-sd-gold);
  font-family: var(--pdp-sd-serif-en);
  font-size: 13px;
  letter-spacing: .3em;
  text-transform: uppercase;
}

/* 学習資料の下部「詳しくはこちら」ボタン */
.pdp-service-detail .pdp-mat__more {
  text-align: center;
  margin-top: 32px;
}
.pdp-service-detail .pdp-mat__more-btn {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  padding: 16px 36px;
  border: 1px solid var(--pdp-sd-gold-deep);
  background: rgba(201, 169, 97, 0.04);
  color: var(--pdp-sd-gold-bright);
  font-family: var(--pdp-sd-serif-jp);
  font-size: 15px;
  letter-spacing: .22em;
  text-decoration: none;
  transition: background .3s ease, color .3s ease, border-color .3s ease, letter-spacing .3s ease;
}
.pdp-service-detail .pdp-mat__more-btn:hover {
  background: rgba(201, 169, 97, 0.12);
  border-color: var(--pdp-sd-gold);
  color: #fff;
  letter-spacing: .26em;
}
.pdp-service-detail .pdp-mat__more-btn-arrow {
  font-family: var(--pdp-sd-serif-en);
  font-size: 17px;
  line-height: 1;
}

/* Add-on (個別講習) */
.pdp-service-detail .pdp-addon {
  max-width: 1000px;
  margin: 56px auto 0;
  padding: 40px 44px;
  background: linear-gradient(135deg, rgba(201, 169, 97, 0.08), rgba(201, 169, 97, 0.02));
  border: 1px solid var(--pdp-sd-gold-deep);
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 32px;
  align-items: stretch;
  position: relative;
}
.pdp-service-detail .pdp-addon::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 32px;
  width: 60px;
  height: 1px;
  background: var(--pdp-sd-gold);
}
.pdp-service-detail .pdp-addon__side {
  border-right: 1px solid var(--pdp-sd-gold-deep);
  padding-right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}
.pdp-service-detail .pdp-addon__plus {
  font-family: var(--pdp-sd-serif-en);
  font-size: 56px;
  color: var(--pdp-sd-gold);
  line-height: 1;
  font-weight: 300;
}
.pdp-service-detail .pdp-addon__tag {
  font-family: var(--pdp-sd-serif-en);
  font-size: 10px;
  letter-spacing: .35em;
  color: var(--pdp-sd-gold);
  text-transform: uppercase;
  border: 1px solid var(--pdp-sd-gold-deep);
  padding: 5px 10px;
}
.pdp-service-detail .pdp-addon__title {
  font-size: 22px;
  color: var(--pdp-sd-gold-bright);
  letter-spacing: .15em;
  margin-bottom: 14px;
}
.pdp-service-detail .pdp-addon__body {
  margin: 0;
  font-size: 17px;
  color: var(--pdp-sd-ink);
  line-height: 2;
  letter-spacing: .05em;
}

/* ==== Testimonials — 受講者の声 ==== */
.pdp-service-detail .pdp-voice {
  max-width: 1174px;
  margin: 0 auto;
  padding: 30px 0 0;
}
.pdp-service-detail .pdp-voice__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.pdp-service-detail .pdp-voice__item {
  position: relative;
  padding: 32px 24px 26px;
  background: var(--pdp-sd-bg-2);
  border: 1px solid var(--pdp-sd-line);
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.pdp-service-detail .pdp-voice__item::before,
.pdp-service-detail .pdp-voice__item::after {
  content: "";
  position: absolute;
  width: 12px;
  height: 12px;
  border: 1px solid var(--pdp-sd-gold);
}
.pdp-service-detail .pdp-voice__item::before {
  top: -1px;
  left: -1px;
  border-right: none;
  border-bottom: none;
}
.pdp-service-detail .pdp-voice__item::after {
  bottom: -1px;
  right: -1px;
  border-left: none;
  border-top: none;
}
.pdp-service-detail .pdp-voice__quote {
  font-family: var(--pdp-sd-serif-en);
  font-size: 38px;
  line-height: 1;
  color: var(--pdp-sd-gold);
  font-style: italic;
  font-weight: 400;
  height: 18px;
  margin-bottom: -4px;
}
.pdp-service-detail .pdp-voice__title {
  font-size: 14px;
  color: var(--pdp-sd-gold-bright);
  letter-spacing: .12em;
  line-height: 1.65;
  font-weight: 500;
  margin: 0;
  text-wrap: pretty;
}
.pdp-service-detail .pdp-voice__body {
  font-size: 12.5px;
  color: var(--pdp-sd-ink-mute);
  line-height: 1.95;
  letter-spacing: .04em;
  margin: 0;
  flex: 1;
}

/* FAQ */
.pdp-service-detail .pdp-faq {
  max-width: 1100px;
  margin: 0 auto;
  border-top: 1px solid var(--pdp-sd-line);
}
.pdp-service-detail .pdp-faq details {
  border-bottom: 1px solid var(--pdp-sd-line);
}
.pdp-service-detail .pdp-faq summary {
  list-style: none;
  cursor: pointer;
  padding: 26px 12px;
  display: flex;
  align-items: center;
  gap: 22px;
  color: #fff;
  font-size: 18px;
  letter-spacing: .08em;
  line-height: 1.7;
  transition: color .2s;
}
.pdp-service-detail .pdp-faq summary::-webkit-details-marker { display: none; }
.pdp-service-detail .pdp-faq summary:hover { color: var(--pdp-sd-gold-bright); }
.pdp-service-detail .pdp-faq__q {
  font-family: var(--pdp-sd-serif-en);
  font-size: 22px;
  color: var(--pdp-sd-gold);
  letter-spacing: .1em;
  flex-shrink: 0;
}
.pdp-service-detail .pdp-faq__qtext { flex: 1; }
.pdp-service-detail .pdp-faq__icon {
  flex-shrink: 0;
  color: var(--pdp-sd-gold);
  transition: transform .3s;
}
.pdp-service-detail .pdp-faq details[open] .pdp-faq__icon { transform: rotate(180deg); }
.pdp-service-detail .pdp-faq__a {
  display: flex;
  gap: 22px;
  padding: 0 12px 30px 12px;
}
.pdp-service-detail .pdp-faq__amark {
  font-family: var(--pdp-sd-serif-en);
  font-size: 22px;
  color: var(--pdp-sd-gold-deep);
  flex-shrink: 0;
}
.pdp-service-detail .pdp-faq__atext {
  font-size: 16px;
  color: var(--pdp-sd-ink-mute);
  line-height: 2.05;
  letter-spacing: .05em;
}

/* Pricing cards (.pdp-service-mock — 「受講料金」セクション内) */
.pdp-service-detail .pdp-service-mock {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.pdp-service-detail .pdp-service-mock__item {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--pdp-sd-line);
  padding: 28px 24px;
  background: rgba(0, 0, 0, 0.5);
  text-align: center;
}
.pdp-service-detail .pdp-service-mock__title {
  font-family: var(--pdp-sd-serif-jp);
  font-size: 20px;
  font-weight: 500;
  color: #fff;
  letter-spacing: .14em;
  margin: 0 0 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--pdp-sd-line);
  line-height: 1.5;
}
.pdp-service-detail .pdp-service-mock__meta {
  font-size: 14px;
  color: var(--pdp-sd-ink);
  margin-bottom: 16px;
  text-align: left;
  letter-spacing: .04em;
  line-height: 1.9;
  flex-grow: 1;
}
.pdp-service-detail .pdp-service-mock__meta-row {
  display: flex;
  align-items: baseline;
}
.pdp-service-detail .pdp-service-mock__meta-label {
  flex-shrink: 0;
  white-space: nowrap;
}
.pdp-service-detail .pdp-service-mock__meta-value {
  flex: 1;
}
.pdp-service-detail .pdp-service-mock__price {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--pdp-sd-line);
  letter-spacing: .05em;
}
.pdp-service-detail .pdp-service-mock__price > span:first-child {
  font-family: var(--pdp-sd-serif-jp);
  font-size: 14px;
  color: var(--pdp-sd-ink);
  letter-spacing: .15em;
}
.pdp-service-detail .pdp-service-mock__price > span:last-child {
  font-family: var(--pdp-sd-serif-en);
  font-size: 28px;
  color: var(--pdp-sd-gold);
  letter-spacing: .05em;
}
.pdp-service-detail .pdp-service-mock__price-note {
  margin-top: 10px;
  min-height: 1.7em;
  font-size: 12px;
  color: var(--pdp-sd-ink-mute);
  letter-spacing: .04em;
  line-height: 1.7;
  text-align: right;
}

/* FAQセクション直下の罫線を非表示 */
.pdp-service-detail #service-faq {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 60px;
}

/* Learning Pattern (学習パターン) — Horizontal Flow */
.pdp-service-detail #service-step {
  margin-top: 100px;
}
.pdp-service-detail .pdp-step {
  max-width: 1174px;
  margin: 0 auto;
  padding: 30px 0 0;
}
.pdp-service-detail .pdp-step__list {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  position: relative;
}
.pdp-service-detail .pdp-step__item {
  position: relative;
  background: var(--pdp-sd-bg-2);
  border-top: 1px solid var(--pdp-sd-gold-deep);
  border-bottom: 1px solid var(--pdp-sd-gold-deep);
  padding: 26px 18px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 200px;
}
.pdp-service-detail .pdp-step__item::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -16px;
  transform: translateY(-50%) rotate(45deg);
  width: 14px;
  height: 14px;
  border-top: 1px solid var(--pdp-sd-gold);
  border-right: 1px solid var(--pdp-sd-gold);
  background: transparent;
  z-index: 2;
}
.pdp-service-detail .pdp-step__item:last-child::after {
  display: none;
}
.pdp-service-detail .pdp-step__num {
  display: flex;
  align-items: baseline;
  gap: 6px;
  border-bottom: 1px solid var(--pdp-sd-line-2);
  padding-bottom: 10px;
}
.pdp-service-detail .pdp-step__num-en {
  font-family: var(--pdp-sd-serif-en);
  font-size: 10px;
  letter-spacing: .3em;
  color: var(--pdp-sd-gold);
  text-transform: uppercase;
}
.pdp-service-detail .pdp-step__num-fig {
  font-family: var(--pdp-sd-serif-en);
  font-size: 24px;
  color: var(--pdp-sd-gold-bright);
  line-height: 1;
  font-weight: 400;
  margin-left: auto;
}
.pdp-service-detail .pdp-step__body {
  flex: 1;
  display: flex;
}
.pdp-service-detail .pdp-step__text {
  font-family: var(--pdp-sd-serif-jp);
  font-size: 13px;
  color: var(--pdp-sd-ink);
  letter-spacing: .04em;
  line-height: 1.75;
  margin: 0;
  text-wrap: pretty;
}
.pdp-service-detail .pdp-step__link {
  color: var(--pdp-sd-gold-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(232, 207, 145, 0.4);
  transition: color .2s ease, text-decoration-color .2s ease;
}
.pdp-service-detail .pdp-step__link:hover {
  color: var(--pdp-sd-gold);
  text-decoration-color: var(--pdp-sd-gold);
}
.pdp-service-detail .pdp-step__note {
  border: 1px solid var(--pdp-sd-gold-deep);
  background: rgba(201, 169, 97, 0.04);
  padding: 26px 28px;
  position: relative;
}
.pdp-service-detail .pdp-step__note p {
  font-family: var(--pdp-sd-serif-jp);
  font-size: 13px;
  color: var(--pdp-sd-ink);
  letter-spacing: .05em;
  line-height: 1.95;
  margin: 0 0 14px;
}
.pdp-service-detail .pdp-step__note p:last-child {
  margin-bottom: 0;
}
.pdp-service-detail .pdp-step__note strong {
  color: var(--pdp-sd-gold-bright);
  font-weight: 500;
}

/* CTA — お申込みボタン（Contactへ誘導） */
.pdp-service-detail__cta {
  text-align: center;
  margin-top: 40px;
  margin-bottom: 20px;
}
.pdp-service-detail__cta-note {
  margin: 16px 0 0;
  font-family: var(--pdp-sd-serif-jp);
  font-size: 13px;
  color: var(--pdp-sd-ink-mute);
  letter-spacing: .08em;
  line-height: 1.8;
}
.pdp-service-detail__cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-width: 360px;
  padding: 22px 48px;
  background: transparent;
  border: 1px solid var(--pdp-sd-gold);
  color: var(--pdp-sd-gold);
  text-decoration: none;
  letter-spacing: .25em;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease;
}
.pdp-service-detail__cta-btn:hover,
.pdp-service-detail__cta-btn:focus-visible {
  background: var(--pdp-sd-gold);
  color: #000;
  border-color: var(--pdp-sd-gold);
}
.pdp-service-detail__cta-en {
  font-family: var(--pdp-sd-serif-en);
  font-size: 13px;
  letter-spacing: .35em;
  text-transform: uppercase;
  opacity: .8;
}
.pdp-service-detail__cta-jp {
  font-family: var(--pdp-sd-serif-jp);
  font-size: 18px;
  letter-spacing: .3em;
}
.pdp-service-detail__cta-arrow {
  font-family: var(--pdp-sd-serif-en);
  font-size: 18px;
  margin-left: 4px;
  transition: transform .25s ease;
}
.pdp-service-detail__cta-btn:hover .pdp-service-detail__cta-arrow {
  transform: translateX(4px);
}

/* Spacer to existing price cards */
.pdp-service-detail__divider {
  text-align: center;
  margin: 80px 0 40px;
  color: var(--pdp-sd-ink-quiet);
  font-family: var(--pdp-sd-serif-en);
  font-size: 11px;
  letter-spacing: .4em;
  text-transform: uppercase;
}
.pdp-service-detail__divider::before,
.pdp-service-detail__divider::after {
  content: "";
  display: inline-block;
  width: 80px;
  height: 1px;
  background: var(--pdp-sd-line-2);
  vertical-align: middle;
  margin: 0 18px;
}

/* ==== Responsive (767px breakpoint, matches site) ==== */
@media (max-width: 767px) {
  .pdp-service-detail { padding: 40px 0 24px; }
  .pdp-service-detail__inner { max-width: 100%; }

  .pdp-service-detail .pdp-section-head { margin-bottom: 50px; }
  .pdp-service-detail .pdp-section-head__en { font-size: 30px; letter-spacing: .1em; }
  .pdp-service-detail .pdp-section-head__jp { font-size: 12px; letter-spacing: .3em; margin-bottom: 22px; }

  .pdp-service-detail .pdp-course { margin-bottom: 60px; padding-bottom: 50px; }
  .pdp-service-detail .pdp-course__head { margin-bottom: 32px; }
  .pdp-service-detail .pdp-course__num { font-size: 11px; letter-spacing: .45em; margin-bottom: 12px; }
  .pdp-service-detail .pdp-course__title { font-size: 19px; letter-spacing: .12em; line-height: 1.6; }
  .pdp-service-detail .pdp-course__title-en { font-size: 12px; letter-spacing: .15em; margin-bottom: 18px; }

  .pdp-service-detail .pdp-course__catch { font-size: 15px; letter-spacing: .12em; margin: 28px 0 18px; line-height: 1.7; }
  .pdp-service-detail .pdp-course__lead { font-size: 13px; line-height: 2.05; letter-spacing: .05em; margin-bottom: 36px; text-align: left; }
  .pdp-service-detail .pdp-course__lead br { display: none; }

  .pdp-service-detail .pdp-block { margin: 36px 0; }
  .pdp-service-detail .pdp-block__head { margin-bottom: 22px; }
  .pdp-service-detail .pdp-block__head-en { font-size: 10px; letter-spacing: .4em; }
  .pdp-service-detail .pdp-block__head-jp { font-size: 14px; letter-spacing: .2em; padding: 0 22px; }
  .pdp-service-detail .pdp-block__head-jp::before,
  .pdp-service-detail .pdp-block__head-jp::after { width: 12px; }

  .pdp-service-detail .pdp-reco li { font-size: 13px; gap: 12px; padding: 12px 0; line-height: 1.8; }
  .pdp-service-detail .pdp-reco__check { width: 20px; height: 20px; }

  .pdp-service-detail .pdp-curr { grid-template-columns: 1fr; }
  .pdp-service-detail .pdp-curr li { font-size: 13px; padding: 11px 0; }

  .pdp-service-detail .pdp-diagram__frame { padding: 18px; }
  .pdp-service-detail .pdp-diagram__cap { font-size: 11px; letter-spacing: .1em; }

  .pdp-service-detail .pdp-eligibility { grid-template-columns: 1fr; gap: 14px; padding: 18px 20px; }
  .pdp-service-detail .pdp-eligibility__label {
    border-right: none;
    border-bottom: 1px solid var(--pdp-sd-gold-deep);
    padding-right: 0;
    padding-bottom: 12px;
    display: flex;
    gap: 14px;
    align-items: baseline;
  }
  .pdp-service-detail .pdp-eligibility__label-en { margin-bottom: 0; }
  .pdp-service-detail .pdp-eligibility__text { font-size: 13px; line-height: 1.85; }

  .pdp-service-detail .pdp-mat__item { grid-template-columns: 60px 1fr; gap: 14px; padding: 14px 16px; }
  .pdp-service-detail .pdp-mat__more { margin-top: 24px; }
  .pdp-service-detail .pdp-mat__more-btn { padding: 13px 28px; font-size: 13px; letter-spacing: .18em; gap: 14px; }
  .pdp-service-detail .pdp-mat__more-btn-arrow { font-size: 15px; }
  .pdp-service-detail .pdp-mat__num { font-size: 19px; }
  .pdp-service-detail .pdp-mat__name { font-size: 13px; letter-spacing: .1em; }
  .pdp-service-detail .pdp-mat__desc { font-size: 11.5px; line-height: 1.75; }
  .pdp-service-detail .pdp-mat__arrow { display: none; }

  .pdp-service-detail .pdp-addon {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 24px 20px;
    margin-top: 44px;
  }
  .pdp-service-detail .pdp-addon::before { left: 20px; width: 50px; }
  .pdp-service-detail .pdp-addon__side {
    border-right: none;
    border-bottom: 1px solid var(--pdp-sd-gold-deep);
    padding-right: 0;
    padding-bottom: 14px;
    flex-direction: row;
    align-items: center;
    gap: 16px;
  }
  .pdp-service-detail .pdp-addon__plus { font-size: 36px; }
  .pdp-service-detail .pdp-addon__title { font-size: 17px; letter-spacing: .12em; }
  .pdp-service-detail .pdp-addon__body { font-size: 12.5px; line-height: 1.95; }
  .pdp-service-detail .pdp-addon__body br { display: none; }

  .pdp-service-detail .pdp-voice { padding: 20px 0 0; }
  .pdp-service-detail .pdp-voice__grid { grid-template-columns: 1fr; gap: 16px; }
  .pdp-service-detail .pdp-voice__item { padding: 26px 20px 22px; gap: 14px; }
  .pdp-service-detail .pdp-voice__quote { font-size: 32px; height: 14px; }
  .pdp-service-detail .pdp-voice__title { font-size: 13.5px; letter-spacing: .1em; }
  .pdp-service-detail .pdp-voice__body { font-size: 12.5px; line-height: 1.9; }

  .pdp-service-detail .pdp-faq summary { padding: 18px 4px; gap: 14px; font-size: 13px; line-height: 1.7; }
  .pdp-service-detail .pdp-faq__q,
  .pdp-service-detail .pdp-faq__amark { font-size: 16px; }
  .pdp-service-detail .pdp-faq__a { padding: 0 4px 22px 4px; gap: 14px; }
  .pdp-service-detail .pdp-faq__atext { font-size: 12.5px; line-height: 2; }

  .pdp-service-detail__divider { margin: 60px 0 30px; font-size: 10px; letter-spacing: .3em; }
  .pdp-service-detail__divider::before,
  .pdp-service-detail__divider::after { width: 40px; margin: 0 12px; }

  .pdp-service-detail .pdp-service-mock { grid-template-columns: 1fr; gap: 16px; }
  .pdp-service-detail .pdp-service-mock__item { padding: 22px 20px; }
  .pdp-service-detail .pdp-service-mock__title { font-size: 17px; margin-bottom: 16px; padding-bottom: 12px; }
  .pdp-service-detail .pdp-service-mock__meta { font-size: 13px; line-height: 1.85; }
  .pdp-service-detail .pdp-service-mock__price > span:first-child { font-size: 13px; letter-spacing: .12em; }
  .pdp-service-detail .pdp-service-mock__price > span:last-child { font-size: 22px; }
  .pdp-service-detail .pdp-service-mock__price-note { font-size: 11px; }

  .pdp-service-detail #service-faq { margin-bottom: 40px; }

  .pdp-service-detail #service-step { margin-top: 70px; }
  .pdp-service-detail .pdp-step { padding: 20px 0 0; }
  .pdp-service-detail .pdp-step__list { grid-template-columns: 1fr; gap: 12px; margin-bottom: 30px; }
  .pdp-service-detail .pdp-step__item {
    border: 1px solid var(--pdp-sd-gold-deep);
    border-left: none;
    border-right: none;
    min-height: auto;
    padding: 20px 18px;
  }
  .pdp-service-detail .pdp-step__item::after {
    top: auto;
    bottom: -10px;
    right: 50%;
    transform: translateX(50%) rotate(135deg);
  }
  .pdp-service-detail .pdp-step__num-en { font-size: 9.5px; letter-spacing: .25em; }
  .pdp-service-detail .pdp-step__num-fig { font-size: 20px; }
  .pdp-service-detail .pdp-step__text { font-size: 12.5px; line-height: 1.7; }
  .pdp-service-detail .pdp-step__note { padding: 22px 20px; }
  .pdp-service-detail .pdp-step__note p { font-size: 12.5px; line-height: 1.9; margin-bottom: 12px; }

  .pdp-service-detail__cta { margin-top: 24px; }
  .pdp-service-detail__cta-btn {
    min-width: 0;
    width: 100%;
    padding: 18px 24px;
    gap: 14px;
  }
  .pdp-service-detail__cta-en { font-size: 11px; letter-spacing: .3em; }
  .pdp-service-detail__cta-jp { font-size: 16px; letter-spacing: .25em; }
  .pdp-service-detail__cta-arrow { font-size: 16px; }
}