/* v62 treatment detail: ARTII-form editorial layout on the Pierium palette.
   Grammar measured from cheongdamartii.com/signature/Juvgen.php (2026-08-17):
   single cream canvas · split hero (text | image) · serif letter-spaced
   dash eyebrows · 60px serif number watermarks · outline capsule tags ·
   soft beige panel cards · full-height step splits · 1.9 line-height body. */

html:has(body.theme-treatment-detail) {
  font-size: 106.25%;
}

.theme-treatment-detail {
  --at-paper: var(--t-paper);
  --at-panel: rgba(33, 14, 22, 0.04);
  --at-panel-solid: var(--ivory-0);
  --at-ink: var(--t-ink);
  --at-muted: var(--t-muted);
  --at-accent: var(--detail-accent, var(--key-700));
  --at-line: rgba(33, 14, 22, 0.12);
  --at-hairline: rgba(33, 14, 22, 0.16);
  --at-watermark: rgba(33, 14, 22, 0.06);
  --at-serif: var(--font-editorial-latin);
  --at-radius: 2px;
  --detail-accent: var(--t-wine);
  background: var(--at-paper);
  color: var(--at-ink);
  overflow-x: clip;
}

.theme-treatment-detail.detail-theme--skin {
  --detail-accent: var(--t-skin-accent);
  --t-paper: var(--sage-50);
}

.theme-treatment-detail.detail-theme--face {
  --detail-accent: var(--t-face-accent);
}

.theme-treatment-detail.detail-theme--special {
  --detail-accent: var(--t-special-accent);
  --t-paper: var(--mocha-50);
}

.theme-treatment-detail.detail-theme--plan {
  --detail-accent: var(--t-face-accent);
  --t-paper: var(--ivory-50);
}

.theme-treatment-detail.detail-theme--care {
  --detail-accent: var(--t-special-accent);
  --t-paper: var(--mocha-50);
}

/* ---------------------------------------------------------------- */
/* Solid header (unchanged site shell)                              */
/* ---------------------------------------------------------------- */

body.theme-treatment-detail .site-header[data-site-header] {
  --v41-route-brand-image: url("../assets/brand/pierium-lockup-dark-2x.webp");
  --v41-route-brand-focus: var(--key-700);
  --v41-route-control-focus: var(--key-700);
  --v41-route-control-hover: var(--key-700);
  --v41-route-control-ink: var(--t-wine-deep);
  backdrop-filter: blur(14px);
  background: var(--t-paper-glass);
  box-shadow: 0 var(--line-width) 0 var(--t-line);
}

body.theme-treatment-detail .site-header[data-site-header] .brand,
body.theme-treatment-detail .site-header[data-site-header] .menu-toggle,
body.theme-treatment-detail .site-header[data-site-header] .desktop-nav {
  animation: none;
}

body.theme-treatment-detail .site-header[data-site-header] .brand::before {
  background-image: url("../assets/brand/pierium-lockup-dark-2x.webp");
}

body.theme-treatment-detail
  .site-header[data-site-header]
  :is(.desktop-nav, .menu-toggle) {
  color: var(--t-wine-deep);
}

body.theme-treatment-detail .site-header[data-site-header] .desktop-nav a {
  font-size: 1rem;
}

.theme-treatment-detail .header-action {
  background: var(--t-wine);
  border-color: var(--t-wine);
  color: var(--t-on-wine);
}

.theme-treatment-detail .header-action .button__arrow {
  background: var(--t-on-wine);
  color: var(--t-wine);
}

.theme-treatment-detail a.brand {
  justify-content: center;
  min-height: 2.75rem;
}

/* ---------------------------------------------------------------- */
/* Shared shell + ARTII grammar primitives                          */
/* ---------------------------------------------------------------- */

.detail-shell {
  margin-inline: auto;
  max-width: 82rem;
  padding-inline: clamp(var(--space-6), 4vw, var(--space-12));
  width: 100%;
}

/* 대시 아이브로우: — 얼굴 고민 · 04 */
.at-eyebrow {
  align-items: center;
  color: var(--at-accent);
  display: flex;
  font-size: 1rem;
  gap: var(--space-4);
  letter-spacing: 0.24em;
  line-height: 1.5;
  margin-bottom: var(--space-6);
}

.at-eyebrow::before {
  background: currentColor;
  content: "";
  display: inline-block;
  flex: 0 0 auto;
  height: 1px;
  opacity: 0.8;
  width: 2rem;
}

/* 세리프 번호 워터마크 */
.at-num {
  color: var(--at-watermark);
  font-family: var(--at-serif);
  font-size: 3.75rem;
  letter-spacing: 0.06em;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

/* 아웃라인 캡슐 태그 */
.at-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}

.at-pills li,
.at-pills a {
  border: var(--line-width) solid var(--at-hairline);
  border-radius: var(--radius-pill);
  color: var(--at-muted);
  display: inline-flex;
  font-size: 1rem;
  letter-spacing: 0.04em;
  line-height: 1.5;
  padding: 0.4375rem var(--space-5);
  text-decoration: none;
}

.at-pills a {
  transition:
    background-color var(--duration-ui) var(--ease-ui),
    border-color var(--duration-ui) var(--ease-ui),
    color var(--duration-ui) var(--ease-ui);
}

.at-pills a:is(:hover, :focus-visible) {
  background: var(--t-wine);
  border-color: var(--t-wine);
  color: var(--t-on-wine);
}

/* 짧은 헤어라인 디바이더 */
.at-rule {
  background: var(--at-hairline);
  border: 0;
  height: 1px;
  margin: var(--space-6) 0;
  width: 2rem;
}

/* 섹션 헤딩 */
.at-head {
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
  max-width: 46rem;
}

.at-head h2 {
  font-size: clamp(1.875rem, 3.4vw, 2.625rem);
  line-height: 1.34;
  margin: 0;
  text-wrap: balance;
}

.at-head > p {
  color: var(--at-muted);
  font-size: 1.125rem;
  line-height: 1.9;
  margin: var(--space-5) 0 0;
}

.detail-section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-30));
}

/* ---------------------------------------------------------------- */
/* 시술 바로가기 바 (헤더 아래, 라이트 필)                          */
/* ---------------------------------------------------------------- */

.detail-tabbar {
  align-items: center;
  display: flex;
  gap: var(--space-2);
  margin-inline: auto;
  max-width: 82rem;
  overflow-x: auto;
  padding: var(--space-5) clamp(var(--space-6), 4vw, var(--space-12))
    var(--space-2);
  scrollbar-width: none;
  white-space: nowrap;
  width: 100%;
}

.detail-tabbar::-webkit-scrollbar {
  display: none;
}

.detail-tabbar__divider {
  display: none;
}

.detail-tabbar a {
  align-items: center;
  border: var(--line-width) solid transparent;
  border-radius: var(--radius-pill);
  color: var(--at-muted);
  display: inline-flex;
  flex: 0 0 auto;
  font-size: 1rem;
  gap: var(--space-2);
  line-height: 1.4;
  min-height: 2.75rem;
  padding: var(--space-2) var(--space-5);
  text-decoration: none;
  transition:
    background-color var(--duration-ui) var(--ease-ui),
    border-color var(--duration-ui) var(--ease-ui),
    color var(--duration-ui) var(--ease-ui);
}

.detail-tabbar__home {
  border-color: var(--at-hairline);
}

.detail-tabbar__root {
  border-color: var(--at-hairline);
  color: var(--at-ink);
}

.detail-tabbar a:is(:hover, :focus-visible) {
  border-color: var(--t-wine);
  color: var(--t-wine);
}

.detail-tabbar a:focus-visible {
  outline: var(--focus-ring) solid var(--key-700);
  outline-offset: var(--focus-separation);
}

.detail-tabbar a[aria-current="page"] {
  background: var(--t-wine-deep);
  border-color: var(--t-wine-deep);
  color: var(--t-on-wine);
}

/* ---------------------------------------------------------------- */
/* 히어로: 좌 텍스트 / 우 이미지 스플릿                              */
/* ---------------------------------------------------------------- */

.detail-hero {
  align-items: center;
  display: grid;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  grid-template-columns: minmax(0, 1fr);
  margin-inline: auto;
  max-width: 82rem;
  padding: clamp(var(--space-8), 5vw, var(--space-16))
    clamp(var(--space-6), 4vw, var(--space-12))
    clamp(var(--space-12), 6vw, var(--space-22));
  width: 100%;
}

.detail-hero__copy {
  max-width: 36rem;
}

.detail-hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  line-height: 1.18;
  margin: 0 0 var(--space-4);
  text-wrap: balance;
}

.detail-hero__thesis {
  color: var(--at-muted);
  font-family: var(--at-serif);
  font-size: 1.1875rem;
  letter-spacing: 0.02em;
  line-height: 1.6;
  margin: 0 0 var(--space-8);
}

.detail-hero__copy .at-pills {
  margin-bottom: var(--space-8);
}

.detail-hero__lead {
  color: var(--at-muted);
  font-size: 1.125rem;
  line-height: 1.9;
  margin: 0;
}

.detail-hero__media {
  border-radius: var(--at-radius);
  margin: 0;
  overflow: hidden;
}

.detail-hero__media img {
  aspect-ratio: 4 / 5;
  display: block;
  height: auto;
  object-fit: cover;
  width: 100%;
}

@media (min-width: 64rem) {
  .detail-hero {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    min-height: calc(88svh - 10rem);
  }

  .detail-hero__media img {
    aspect-ratio: 5 / 6;
    max-height: 78svh;
  }
}

/* ---------------------------------------------------------------- */
/* 01 고민 구분: 워터마크 넘버 카드 그리드                           */
/* ---------------------------------------------------------------- */

.at-cards {
  display: grid;
  gap: clamp(var(--space-4), 2vw, var(--space-6));
  grid-template-columns: minmax(0, 1fr);
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 48rem) {
  .at-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  /* 홀수 개일 때 마지막 카드가 반 칸만 차지해 오른쪽이 비는 것을 막는다. */
  .at-cards > li:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

.at-card {
  background: var(--at-panel);
  border-radius: var(--at-radius);
  display: flex;
  flex-direction: column;
  padding: clamp(var(--space-8), 3.4vw, var(--space-12));
  position: relative;
}

.at-card .at-num {
  position: absolute;
  right: clamp(var(--space-6), 3vw, var(--space-10));
  top: clamp(var(--space-6), 3vw, var(--space-8));
}

/* 고민 카드의 선화 — 워터마크 숫자와 같은 자리, 같은 무게로 얹는다.
   그림 배경이 흰색이라 multiply로 카드 바탕에 녹여 사각형이 드러나지 않게 한다. */
.at-card__icon {
  height: auto;
  opacity: 0.75;
  pointer-events: none;
  position: absolute;
  right: clamp(var(--space-4), 2.4vw, var(--space-8));
  top: clamp(var(--space-4), 2.4vw, var(--space-6));
  user-select: none;
  width: clamp(3.25rem, 4.6vw, 4.5rem);
}


.at-card h3 {
  font-family: var(--font-body);
  font-size: 1.4375rem;
  line-height: 1.4;
  margin: 0;
  padding-right: 6rem;
}

.at-card .at-rule {
  margin: var(--space-5) 0;
}

.at-card p {
  color: var(--at-muted);
  font-size: 1.0625rem;
  line-height: 1.9;
  margin: 0;
}

/* ---------------------------------------------------------------- */
/* 스텝 스플릿: 텍스트 패널 + 풀하이트 이미지                        */
/* ---------------------------------------------------------------- */

.at-step {
  border-radius: var(--at-radius);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-inline: auto;
  max-width: calc(82rem - 2 * clamp(var(--space-6), 4vw, var(--space-12)));
  overflow: hidden;
  width: calc(100% - 2 * clamp(var(--space-6), 4vw, var(--space-12)));
}

.at-step__panel {
  align-content: center;
  background: var(--at-panel);
  display: grid;
  padding: clamp(var(--space-12), 6vw, var(--space-22))
    clamp(var(--space-6), 5vw, var(--space-16));
}

.at-step__panel-inner {
  margin-inline: auto;
  max-width: 34rem;
  width: 100%;
}

.at-step__panel .at-num {
  font-size: 4.5rem;
  margin-bottom: var(--space-4);
}

.at-step h2 {
  font-size: clamp(1.75rem, 2.8vw, 2.375rem);
  line-height: 1.36;
  margin: 0;
  text-wrap: balance;
}

.at-step__copy {
  color: var(--at-muted);
  font-size: 1.0625rem;
  line-height: 1.9;
  margin: 0 0 var(--space-8);
}

.at-step__media {
  margin: 0;
  overflow: hidden;
}

.at-step__media img {
  display: block;
  height: 100%;
  min-height: 20rem;
  object-fit: cover;
  width: 100%;
}

@media (min-width: 64rem) {
  .at-step {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    min-height: 72svh;
  }

  .at-step--reverse .at-step__panel {
    order: 2;
  }

  .at-step--reverse .at-step__media {
    order: 1;
  }
}

/* 스텝 내부 기준(번호) 리스트 */
.detail-criteria {
  list-style: none;
  margin: 0;
  padding: 0;
}

.detail-criteria li {
  border-top: var(--line-width) solid var(--at-line);
  display: grid;
  gap: var(--space-1) var(--space-5);
  grid-template-columns: 2.25rem minmax(0, 1fr);
  padding-block: var(--space-5);
}

.detail-criteria li:last-child {
  border-bottom: var(--line-width) solid var(--at-line);
}

.detail-criteria span {
  color: var(--at-accent);
  font-family: var(--at-serif);
  font-size: 1rem;
  letter-spacing: 0.08em;
  padding-top: 0.2rem;
}

.detail-criteria strong {
  font-size: 1.1875rem;
  font-weight: 400;
}

.detail-criteria p {
  color: var(--at-muted);
  font-size: 1.0625rem;
  grid-column: 2;
  line-height: 1.8;
  margin: 0;
}

/* ---------------------------------------------------------------- */
/* 진행 과정: 세리프 번호 라인 리스트                                */
/* ---------------------------------------------------------------- */

.detail-process__list {
  list-style: none;
  margin: 0;
  max-width: 52rem;
  padding: 0;
}

.detail-process__list li {
  border-top: var(--line-width) solid var(--at-line);
  display: grid;
  gap: var(--space-1) clamp(var(--space-5), 3vw, var(--space-10));
  grid-template-columns: 3rem minmax(0, 1fr);
  padding-block: var(--space-6);
}

.detail-process__list li:last-child {
  border-bottom: var(--line-width) solid var(--at-line);
}

.detail-process__list li > span {
  color: var(--at-accent);
  font-family: var(--at-serif);
  font-size: 1.125rem;
  letter-spacing: 0.14em;
  padding-top: 0.25rem;
}

.detail-process__list h3 {
  font-family: var(--font-body);
  font-size: 1.3125rem;
  margin: 0 0 var(--space-2);
}

.detail-process__list p {
  color: var(--at-muted);
  font-size: 1.0625rem;
  grid-column: 2;
  line-height: 1.85;
  margin: 0;
}

/* ---------------------------------------------------------------- */
/* 보유 장비: 연베이지 카드                                          */
/* ---------------------------------------------------------------- */

.detail-device-rail {
  display: grid;
  gap: clamp(var(--space-4), 2vw, var(--space-6));
  grid-auto-columns: min(76vw, 19rem);
  grid-auto-flow: column;
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-inline: contain;
  touch-action: pan-x;
  padding-bottom: var(--space-4);
  scroll-snap-type: inline mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--at-hairline) transparent;
}

@media (min-width: 64rem) {
  .detail-device-rail {
    grid-auto-columns: initial;
    grid-auto-flow: row;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }
}

.detail-device {
  background: var(--at-panel);
  border-radius: var(--at-radius);
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  scroll-snap-align: start;
}

.detail-device__image {
  aspect-ratio: 1;
  /* 장비 사진 배경이 순백이라 칸도 같은 색이어야 사진 테두리가 사각형으로 도드라지지 않는다. */
  background: #fff;
  padding: var(--space-6);
}

.detail-device__image img {
  height: 100%;
  object-fit: contain;
  width: 100%;
}

.detail-device__copy {
  display: flex;
  flex-direction: column;
  padding: var(--space-6) var(--space-5);
}

.detail-device h3 {
  font-family: var(--font-body);
  font-size: 1.25rem;
  margin: 0 0 var(--space-2);
}

.detail-device p {
  color: var(--at-muted);
  font-size: 1rem;
  line-height: 1.75;
  margin: 0 0 var(--space-5);
}

.device-effects {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: auto 0 0;
  padding: var(--space-4) 0 0;
}

.device-effects li {
  border: 1px solid var(--at-hairline, var(--ivory-300));
  border-radius: 999px;
  color: var(--at-muted, var(--t-muted));
  font-size: 0.875rem;
  letter-spacing: 0.01em;
  line-height: 1;
  padding: 0.5em 0.95em;
  white-space: nowrap;
}

.detail-disclaimer {
  color: var(--at-muted);
  font-size: 0.9375rem;
  line-height: 1.75;
  margin: var(--space-8) 0 0;
  max-width: 46rem;
}

/* ---------------------------------------------------------------- */
/* FAQ: 헤어라인 아코디언                                            */
/* ---------------------------------------------------------------- */

.detail-faq__list {
  max-width: 52rem;
}

.detail-faq details {
  border-top: var(--line-width) solid var(--at-line);
}

.detail-faq details:last-child {
  border-bottom: var(--line-width) solid var(--at-line);
}

.detail-faq summary {
  align-items: center;
  cursor: pointer;
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 3rem minmax(0, 1fr) 2.75rem;
  list-style: none;
  min-height: 4.75rem;
  padding-block: var(--space-4);
}

.detail-faq summary::-webkit-details-marker {
  display: none;
}

.detail-faq summary > span {
  color: var(--at-accent);
  font-family: var(--at-serif);
  font-size: 1.0625rem;
  letter-spacing: 0.14em;
}

.detail-faq summary strong {
  font-size: 1.1875rem;
  font-weight: 400;
  line-height: 1.5;
}

.detail-faq summary i {
  height: 2.75rem;
  position: relative;
  width: 2.75rem;
}

.detail-faq summary i::before,
.detail-faq summary i::after {
  background: currentColor;
  content: "";
  height: var(--line-width);
  inset: 50% var(--space-3) auto;
  position: absolute;
  transition: transform var(--duration-ui) var(--ease-ui);
}

.detail-faq summary i::after {
  transform: rotate(90deg);
}

.detail-faq details[open] summary i::after {
  transform: rotate(0deg);
}

.detail-faq details > p {
  color: var(--at-muted);
  font-size: 1.0625rem;
  line-height: 1.9;
  margin: 0;
  max-width: 44rem;
  padding: 0 var(--space-6) var(--space-8) calc(3rem + var(--space-5));
}

/* ---------------------------------------------------------------- */
/* 상담 안내 패널 + 이전/다음                                        */
/* ---------------------------------------------------------------- */

.detail-consult {
  background: var(--at-panel);
  border-radius: var(--at-radius);
  margin: 0 auto clamp(var(--space-16), 8vw, var(--space-22));
  max-width: calc(82rem - 2 * clamp(var(--space-6), 4vw, var(--space-12)));
  padding: clamp(var(--space-12), 6vw, var(--space-22))
    clamp(var(--space-6), 5vw, var(--space-16));
  width: calc(100% - 2 * clamp(var(--space-6), 4vw, var(--space-12)));
}

.detail-consult__copy {
  max-width: 46rem;
}

.detail-consult h2 {
  font-size: clamp(1.875rem, 3.4vw, 2.625rem);
  line-height: 1.34;
  margin: 0 0 var(--space-5);
  text-wrap: balance;
}

.detail-consult__copy > p {
  color: var(--at-muted);
  font-size: 1.125rem;
  line-height: 1.9;
  margin: 0;
}

.detail-consult__actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin-top: var(--space-10);
}

.detail-call {
  align-items: center;
  background: var(--t-wine-deep);
  border-radius: var(--radius-pill);
  color: var(--t-on-wine);
  display: inline-flex;
  font-size: 1.0625rem;
  gap: var(--space-6);
  justify-content: space-between;
  min-height: 3.375rem;
  padding: var(--space-2) var(--space-2) var(--space-2) var(--space-7, 1.75rem);
  padding-left: var(--space-6);
  text-decoration: none;
}

.detail-call span {
  align-items: center;
  background: var(--ivory-0);
  border-radius: 50%;
  color: var(--t-wine-deep);
  display: flex;
  height: 2.375rem;
  justify-content: center;
  transition: transform var(--duration-ui) var(--ease-ui);
  width: 2.375rem;
}

.detail-call:is(:hover, :focus-visible) span {
  transform: translateX(var(--space-1));
}

.detail-text-link {
  align-items: center;
  color: var(--at-ink);
  display: inline-flex;
  font-size: 1.0625rem;
  gap: var(--space-3);
  min-height: 2.75rem;
}

.detail-text-link--light {
  color: var(--at-ink);
}

.detail-next {
  border-top: var(--line-width) solid var(--at-line);
  display: grid;
  margin-top: clamp(var(--space-12), 5vw, var(--space-16));
}

.detail-next a {
  border-bottom: var(--line-width) solid var(--at-line);
  display: grid;
  gap: var(--space-2);
  min-height: 6rem;
  padding-block: var(--space-5);
  text-decoration: none;
}

.detail-next span {
  color: var(--at-muted);
  font-size: 0.9375rem;
  letter-spacing: 0.12em;
}

.detail-next strong {
  font-size: 1.25rem;
  font-weight: 400;
}

@media (min-width: 48rem) {
  .detail-next {
    gap: 0 var(--space-10);
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .detail-next a:last-child {
    text-align: right;
  }
}

/* ---------------------------------------------------------------- */
/* 플로팅: 좌하단 상담 캡슐 + 우하단 위로                            */
/* ---------------------------------------------------------------- */

.detail-quick {
  bottom: clamp(var(--space-4), 3vh, var(--space-8));
  display: contents;
}

.detail-quick a {
  align-items: center;
  background: rgba(103, 74, 58, 0.92);
  background: var(--t-wine-deep);
  border-radius: var(--radius-pill);
  bottom: clamp(var(--space-4), 3vh, var(--space-8));
  box-shadow: 0 0.75rem 2rem rgba(33, 14, 22, 0.28);
  color: var(--t-on-wine);
  display: inline-flex;
  font-size: 1rem;
  gap: var(--space-3);
  min-height: 3.25rem;
  right: clamp(var(--space-4), 2vw, var(--space-8));
  padding: var(--space-2) var(--space-6) var(--space-2) var(--space-3);
  position: fixed;
  text-decoration: none;
  z-index: 40;
}

.detail-quick a span:first-child {
  align-items: center;
  background: rgba(255, 252, 248, 0.16);
  border-radius: 50%;
  display: inline-flex;
  height: 2.25rem;
  justify-content: center;
  width: 2.25rem;
}

.detail-quick button {
  align-items: center;
  background: var(--ivory-0);
  border: var(--line-width) solid var(--at-hairline);
  border-radius: var(--radius-round);
  bottom: calc(clamp(var(--space-4), 3vh, var(--space-8)) + 4.25rem);
  box-shadow: 0 0.5rem 1.5rem rgba(33, 14, 22, 0.12);
  color: var(--at-ink);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: 0.875rem;
  gap: 0.125rem;
  height: 3.5rem;
  justify-content: center;
  line-height: 1.1;
  padding: 0;
  position: fixed;
  right: clamp(var(--space-4), 2vw, var(--space-8));
  width: 3.5rem;
  z-index: 40;
}

.detail-quick a:is(:hover, :focus-visible) {
  background: var(--key-700);
}

.detail-quick button:is(:hover, :focus-visible) {
  border-color: var(--key-700);
  color: var(--key-700);
}

.detail-quick a:focus-visible,
.detail-quick button:focus-visible {
  outline: var(--focus-ring) solid var(--key-700);
  outline-offset: var(--focus-separation);
}

.detail-quick svg {
  display: block;
}

/* ---------------------------------------------------------------- */
/* Footer (사이트 공통 다크 유지)                                    */
/* ---------------------------------------------------------------- */

.detail-footer {
  background: var(--t-footer);
  color: var(--t-on-wine-muted);
  padding: var(--space-16) var(--space-6)
    calc(var(--space-16) + env(safe-area-inset-bottom));
}

.detail-footer > div {
  display: grid;
  gap: var(--space-8);
  margin-inline: auto;
  max-width: 82rem;
}

.detail-footer p {
  font-size: 1rem;
  line-height: 1.8;
}

.detail-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.detail-footer nav a {
  align-items: center;
  display: inline-flex;
  font-size: 1rem;
  min-height: 2.75rem;
  min-width: 2.75rem;
}

.detail-footer__note {
  border-top: var(--line-width) solid var(--t-on-wine-line);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0;
  padding-top: var(--space-6);
}

@media (min-width: 64rem) {
  .detail-footer > div {
    align-items: start;
    grid-template-columns: 0.7fr 1fr 0.7fr;
  }

  .detail-footer__note {
    grid-column: 1 / -1;
  }
}

.detail-fallback {
  align-items: flex-end;
  animation: detail-fallback-in 0.5s ease 0.9s forwards;
  background: var(--at-paper);
  color: var(--at-ink);
  display: flex;
  min-height: 100svh;
  opacity: 0;
  padding: var(--space-30) var(--space-6);
}

/* JS 렌더가 0.9초 안에 끝나면 폴백은 보이지 않는다.
   스크립트가 늦거나 실패한 환경에서만 부드럽게 나타난다. */
@keyframes detail-fallback-in {
  to {
    opacity: 1;
  }
}

/* ---------------------------------------------------------------- */
/* 반응형·모션                                                       */
/* ---------------------------------------------------------------- */

@media (max-width: 63.9375rem) {
  .theme-treatment-detail .desktop-nav,
  .theme-treatment-detail .header-action {
    display: none;
  }

  .theme-treatment-detail .header-inner {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .theme-treatment-detail .menu-toggle {
    display: inline-flex;
  }

  .theme-treatment-detail .mobile-nav {
    margin: 0;
  }

  .detail-quick a {
    font-size: 0.9375rem;
    min-height: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .detail-call span,
  .at-pills a,
  .detail-tabbar a,
  .detail-faq summary i::before,
  .detail-faq summary i::after {
    transition: none;
  }
}

/* 고정 헤더 클리어런스: 본문(탭바)이 헤더 아래에서 시작 */
.theme-treatment-detail main {
  padding-top: calc(var(--space-22) + var(--space-3) + var(--space-12) + var(--space-4) + 2px);
}

.at-step__panel .at-pills {
  margin-bottom: var(--space-8);
}

.at-step__panel .detail-text-link {
  margin-top: 0;
}

/* ---------------------------------------------------------------- */
/* 브레드크럼 드롭다운 (ARTII: Signature ⌄ · 시술명 ⌄)               */
/* ---------------------------------------------------------------- */

.at-crumbs {
  align-items: center;
  display: flex;
  gap: clamp(var(--space-6), 4vw, var(--space-10));
  margin-inline: auto;
  max-width: 82rem;
  padding: var(--space-6) clamp(var(--space-6), 4vw, var(--space-12)) 0;
  position: relative;
  width: 100%;
  z-index: 20;
}

.at-crumb {
  position: relative;
}

.at-crumb summary {
  align-items: center;
  color: var(--at-ink);
  cursor: pointer;
  display: inline-flex;
  font-size: 1.0625rem;
  gap: var(--space-3);
  letter-spacing: 0.01em;
  list-style: none;
  min-height: 2.75rem;
}

.at-crumb summary::-webkit-details-marker {
  display: none;
}

.at-crumb summary::after {
  border-bottom: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  content: "";
  height: 0.4375rem;
  margin-top: -0.25rem;
  opacity: 0.5;
  transform: rotate(45deg);
  transition: transform var(--duration-ui) var(--ease-ui);
  width: 0.4375rem;
}

.at-crumb[open] summary::after {
  margin-top: 0.25rem;
  transform: rotate(225deg);
}

.at-crumb summary:focus-visible {
  outline: var(--focus-ring) solid var(--key-700);
  outline-offset: var(--focus-separation);
}

.at-crumb ul {
  background: var(--ivory-0);
  border: var(--line-width) solid var(--at-hairline);
  border-radius: 0.625rem;
  box-shadow: 0 1.5rem 3rem rgba(33, 14, 22, 0.14);
  left: -0.75rem;
  list-style: none;
  margin: 0;
  min-width: 13.5rem;
  padding: var(--space-2);
  position: absolute;
  top: calc(100% + var(--space-2));
  z-index: 30;
}

.at-crumb li a {
  border-radius: 0.4375rem;
  color: var(--at-muted);
  display: flex;
  font-size: 1rem;
  min-height: 2.75rem;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  text-decoration: none;
  transition:
    background-color var(--duration-ui) var(--ease-ui),
    color var(--duration-ui) var(--ease-ui);
}

.at-crumb li a:is(:hover, :focus-visible) {
  background: rgba(33, 14, 22, 0.05);
  color: var(--at-ink);
}

.at-crumb li a[aria-current="page"] {
  color: var(--t-wine);
}

/* ---------------------------------------------------------------- */
/* 홈 시그니처 카드: 라운드 카드 안 좌 카피 / 우 인물 사진            */
/* ---------------------------------------------------------------- */

.at-homecard {
  background: var(--ivory-0);
  border-radius: var(--home-radius-card, 1rem);
  box-shadow: var(--home-panel-shadow, 0 1.75rem 3.5rem rgba(50, 40, 37, 0.2));
  display: grid;
  overflow: hidden;
}

.at-homecard__copy {
  align-content: center;
  display: grid;
  justify-items: start;
  padding: clamp(var(--space-8), 4.5vw, var(--space-16));
}

.at-homecard__copy h2 {
  font-size: clamp(1.75rem, 3vw, 2.375rem);
  line-height: 1.34;
  margin: 0 0 var(--space-5);
  text-wrap: balance;
}

.at-homecard__lead {
  color: var(--at-muted);
  font-size: 1.0625rem;
  line-height: 1.9;
  margin: 0 0 var(--space-8);
  max-width: 30rem;
}

.at-homecard__copy .at-pills {
  margin-bottom: var(--space-10);
}

.at-homecard__media {
  margin: 0;
  overflow: hidden;
}

.at-homecard__media img {
  display: block;
  height: 100%;
  min-height: 20rem;
  object-fit: cover;
  object-position: 22% center;
  width: 100%;
}

@media (min-width: 64rem) {
  .at-homecard {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    min-height: 30rem;
  }
}

/* 아웃라인 캡슐 버튼 (홈 카드 CTA) */
.at-outline-btn {
  align-items: center;
  border: var(--line-width) solid var(--t-wine-deep);
  border-radius: var(--radius-pill);
  color: var(--at-ink);
  display: inline-flex;
  font-size: 1.0625rem;
  gap: var(--space-4);
  min-height: 3.25rem;
  padding: var(--space-2) var(--space-7, 1.75rem);
  padding-inline: var(--space-6);
  text-decoration: none;
  transition:
    background-color var(--duration-ui) var(--ease-ui),
    color var(--duration-ui) var(--ease-ui);
}

.at-outline-btn span {
  transition: transform var(--duration-ui) var(--ease-ui);
}

.at-outline-btn:is(:hover, :focus-visible) {
  background: var(--t-wine-deep);
  color: var(--t-on-wine);
}

.at-outline-btn:is(:hover, :focus-visible) span {
  transform: translateX(var(--space-1));
}

.at-outline-btn:focus-visible {
  outline: var(--focus-ring) solid var(--key-700);
  outline-offset: var(--focus-separation);
}

@media (prefers-reduced-motion: reduce) {
  .at-outline-btn,
  .at-outline-btn span {
    transition: none;
  }
}

/* 링크형 필: 바깥 li 껍데기의 보더·패딩 제거 (이중 테두리 방지) */
.at-pills li:has(> a) {
  border: 0;
  padding: 0;
}

.mech-panel {
  align-items: center;
  display: grid;
  gap: clamp(var(--space-10), 5vw, var(--space-16));
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
}

.mech-art {
  background: var(--at-panel-solid, var(--ivory-0));
  border: 1px solid var(--at-hairline);
  border-radius: var(--at-radius, 2px);
  margin: 0;
  overflow: hidden;
  padding: 0;
}

.mech-art img {
  display: block;
  height: auto;
  width: 100%;
}

.mech-art__media {
  position: relative;
}

.mech-art__disclosure {
  background: var(--t-wine-deep);
  color: var(--t-on-wine-muted);
  font-size: var(--t-note-size);
  line-height: var(--t-note-line-height);
  padding: var(--space-1) var(--space-3);
  position: absolute;
  right: var(--space-3);
  top: var(--space-3);
}

.mech-art figcaption {
  border-top: 1px solid var(--at-hairline);
  color: var(--at-muted);
  font-size: 1rem;
  line-height: 1.85;
  margin: 0;
  padding: var(--space-5) var(--space-6) var(--space-6);
}

/* 안내 일러스트가 아직 없는 항목 — 빈 그림 상자 대신 설명만 한 폭으로 편다. */
.mech-panel--no-art {
  grid-template-columns: minmax(0, 1fr);
}

.mech-panel--no-art .mech-art figcaption {
  border-top: 0;
}

.mech-points {
  display: grid;
  gap: var(--space-10);
  list-style: none;
  margin: 0;
  padding: 0;
}

.mech-points li {
  column-gap: var(--space-5);
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  grid-template-rows: auto auto;
  row-gap: var(--space-3);
}

.mech-mark {
  align-items: center;
  align-self: center;
  border: 1px solid var(--at-hairline);
  border-radius: 50%;
  color: var(--detail-accent, var(--t-wine));
  display: inline-flex;
  font-size: 1.05rem;
  grid-column: 1;
  grid-row: 1;
  height: 2.25rem;
  justify-content: center;
  margin: 0;
  width: 2.25rem;
}

.mech-points strong {
  align-self: center;
  font-size: 1.1875rem;
  font-weight: 500;
  grid-column: 2;
  grid-row: 1;
  letter-spacing: 0.01em;
}

.mech-points p {
  color: var(--at-muted);
  font-size: 1.0625rem;
  grid-column: 2;
  grid-row: 2;
  line-height: 1.85;
  margin: 0;
  max-width: 30rem;
}

@media (max-width: 900px) {
  .mech-panel {
    grid-template-columns: 1fr;
  }

  .mech-points {
    gap: var(--space-8);
  }
}

/* ----------------------------------------------------------------
   네이버 블로그 관련 글 — 썸네일 카드 3열 */

.nb-grid {
  display: grid;
  gap: clamp(var(--space-5), 2.5vw, var(--space-8));
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-12));
}

.nb-card {
  background: var(--at-panel-solid, var(--ivory-0));
  border: 1px solid var(--at-hairline);
  border-radius: var(--at-radius, 2px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  text-decoration: none;
  transition:
    background-color var(--duration-ui) var(--ease-ui),
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.nb-card:hover {
  transform: translateY(-4px);
}

.nb-card__media {
  aspect-ratio: 16 / 10;
  background: var(--ivory-100);
  display: grid;
  margin: 0;
  overflow: hidden;
  place-items: center;
}

.nb-card__media img {
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  width: 100%;
}

.nb-card:hover .nb-card__media img {
  transform: scale(1.04);
}

.nb-card__media span {
  color: var(--detail-accent, var(--t-wine));
  font-family: var(--at-serif);
  font-size: 2.5rem;
  opacity: 0.35;
}

.nb-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
}

.nb-card__meta {
  align-items: center;
  color: var(--at-muted);
  display: flex;
  font-size: 0.875rem;
  gap: var(--space-3);
  justify-content: space-between;
  margin: 0;
}

.nb-card__meta span {
  color: var(--detail-accent, var(--t-wine));
}

.nb-card h3 {
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.55;
  margin: 0;
}

@media (max-width: 900px) {
  .nb-grid {
    grid-template-columns: 1fr;
  }
}

body .detail-footer > div {
  align-items: start;
  gap: clamp(var(--space-8), 3.5vw, var(--space-12));
  grid-template-columns:
    minmax(11rem, 0.65fr)
    minmax(18rem, 0.9fr)
    minmax(22rem, 1.2fr);
}

body .detail-footer > div > :is(.brand, p, nav) {
  align-self: start;
  justify-self: start;
  margin: 0;
}

body .detail-footer nav {
  align-content: start;
  display: grid;
  gap: var(--space-1) var(--space-6);
  grid-template-columns: repeat(2, minmax(7rem, max-content));
}

@media (max-width: 63.9375rem) {
  body .detail-footer > div {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  body .detail-footer nav {
    grid-column: 1 / -1;
  }
}

@media (max-width: 47.9375rem) {
  body .detail-footer > div {
    gap: var(--space-6);
    grid-template-columns: minmax(0, 1fr);
  }

  body .detail-footer nav {
    grid-column: 1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
  }
}

/* 장비 레일 화살표 내비 (레일이 스크롤될 때만 표시) */
.rail-nav {
  align-items: center;
  display: flex;
  gap: var(--space-4);
  justify-content: flex-end;
  margin-top: var(--space-4);
}

.rail-nav button {
  align-items: center;
  background: transparent;
  border: var(--line-width) solid var(--at-hairline);
  border-radius: var(--radius-round, 50%);
  color: var(--at-ink);
  cursor: pointer;
  display: inline-flex;
  font-size: 1.05rem;
  height: 2.75rem;
  justify-content: center;
  transition:
    background-color var(--duration-ui) var(--ease-ui),
    color var(--duration-ui) var(--ease-ui);
  width: 2.75rem;
}

.rail-nav button:is(:hover, :focus-visible) {
  background: var(--t-wine-deep);
  border-color: var(--t-wine-deep);
  color: var(--t-on-wine);
}

.rail-nav__count {
  color: var(--at-muted);
  font-size: 0.9375rem;
  font-variant-numeric: tabular-nums;
}

/* ---------------------------------------------------------------- */
/* 로드맵 — 고민별 대표 시술과 기간 구성                              */
/* ---------------------------------------------------------------- */

.detail-roadmap__block {
  margin-top: var(--space-8);
  max-width: 52rem;
}

.detail-roadmap__block h3 {
  color: var(--at-accent);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  letter-spacing: 0.12em;
  margin: 0 0 var(--space-4);
}

.detail-roadmap__items {
  column-gap: clamp(var(--space-6), 4vw, var(--space-10));
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
  row-gap: var(--space-4);
}

.detail-roadmap__items li {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.detail-roadmap__items li > span {
  font-size: 1.125rem;
}

.detail-roadmap__items small {
  color: var(--at-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.detail-roadmap__tiers,
.detail-roadmap__phases,
.detail-roadmap__steps {
  list-style: none;
  margin: var(--space-8) 0 0;
  max-width: 52rem;
  padding: 0;
}

.detail-roadmap__tiers li,
.detail-roadmap__phases li,
.detail-roadmap__steps li {
  border-top: var(--line-width) solid var(--at-line);
  display: grid;
  gap: var(--space-1) clamp(var(--space-5), 3vw, var(--space-10));
  grid-template-columns: minmax(6rem, 8rem) minmax(0, 1fr);
  padding-block: var(--space-5);
}

.detail-roadmap__tiers li:last-child,
.detail-roadmap__phases li:last-child,
.detail-roadmap__steps li:last-child {
  border-bottom: var(--line-width) solid var(--at-line);
}

.detail-roadmap__tiers li > span,
.detail-roadmap__phases li > span,
.detail-roadmap__steps li > span {
  color: var(--at-accent);
  font-size: 1.0625rem;
}

.detail-roadmap__tiers li p,
.detail-roadmap__phases li p,
.detail-roadmap__steps li p {
  color: var(--at-muted);
  font-size: 1.0625rem;
  line-height: 1.85;
  margin: 0;
}

/* 표는 좁은 화면에서 페이지가 아니라 표 자신이 가로로 흐른다. */
.detail-roadmap__scroll {
  overflow-x: auto;
}

.detail-roadmap__table {
  border-collapse: collapse;
  min-width: 34rem;
  width: 100%;
}

.detail-roadmap__table th,
.detail-roadmap__table td {
  border-bottom: var(--line-width) solid var(--at-line);
  font-size: 1.0625rem;
  font-weight: 400;
  padding: var(--space-4) var(--space-4) var(--space-4) 0;
  text-align: left;
  vertical-align: top;
}

.detail-roadmap__table thead th {
  color: var(--at-accent);
  font-size: 0.9375rem;
  letter-spacing: 0.1em;
}

.detail-roadmap__table tbody th {
  white-space: nowrap;
}

.detail-roadmap__table td {
  color: var(--at-muted);
}

.detail-roadmap__guide {
  background: var(--at-panel);
  display: grid;
  gap: var(--space-5);
  margin: var(--space-10) 0 0;
  max-width: 52rem;
  padding: clamp(var(--space-6), 3vw, var(--space-8));
}

.detail-roadmap__guide dt {
  color: var(--at-accent);
  font-size: 1.0625rem;
  margin-bottom: var(--space-2);
}

.detail-roadmap__guide dd {
  color: var(--at-muted);
  font-size: 1rem;
  line-height: 1.85;
  margin: 0;
}

.detail-roadmap__mark {
  color: var(--at-accent);
}

@media (max-width: 40rem) {
  .detail-roadmap__tiers li,
  .detail-roadmap__phases li,
  .detail-roadmap__steps li {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------------------------------------------------------------- */
/* 보유 장비 — 좁은 화면은 그리드, 넓은 화면은 호버로 사진             */
/* ---------------------------------------------------------------- */

/* 레일이 아닐 때 화살표가 남지 않게. .rail-nav의 display:flex가 [hidden]을 이긴다. */
.rail-nav[hidden] { display: none; }

@media (max-width: 63.999rem) {
  .detail-device-rail {
    grid-auto-columns: initial;
    grid-auto-flow: row;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
    scroll-snap-type: none;
    touch-action: auto;
  }

  .rail-nav { display: none; }
}

@media (max-width: 34rem) {
  .detail-device-rail { grid-template-columns: minmax(0, 1fr); }
}

/* 마우스가 있는 넓은 화면에서만 접는다. 좁은 화면은 그리드로 사진을 그대로 보여준다. */
@media (hover: hover) and (pointer: fine) and (min-width: 64rem) {
  .detail-device {
    min-height: 17rem;
    position: relative;
  }

  .detail-device__image {
    aspect-ratio: auto;
    inset: 0;
    opacity: 0;
    /* 위쪽은 장비 이름이 앉는 자리라 비워 둔다. */
    padding: var(--space-12) var(--space-6) var(--space-6);
    pointer-events: none;
    position: absolute;
    transition: opacity var(--duration-ui, 0.3s) var(--ease-ui, ease);
    z-index: 1;
  }

  .detail-device__copy {
    position: relative;
    z-index: 2;
  }

  .detail-device__copy :is(p, .device-effects) {
    transition: opacity var(--duration-ui, 0.3s) var(--ease-ui, ease);
  }

  .detail-device:is(:hover, :focus-visible, :focus-within) .detail-device__image { opacity: 1; }

  .detail-device:is(:hover, :focus-visible, :focus-within) .detail-device__copy :is(p, .device-effects) {
    opacity: 0;
  }

  .detail-device:focus-visible {
    outline: var(--line-width) solid var(--at-accent);
    outline-offset: 2px;
  }
}

.detail-quick-read,
.detail-jump {
  display: none;
}

.detail-mobile-disclosure > summary,
.detail-faq-more > summary {
  display: none;
}

.detail-faq-more {
  border: 0;
}

.detail-quick.fab-stack {
  transition:
    opacity var(--duration-ui) var(--ease-ui),
    transform var(--duration-ui) var(--ease-ui);
}

.detail-quick.fab-stack.is-near-consult {
  opacity: 0;
  pointer-events: none;
  transform: translateY(var(--space-4));
}

@media (max-width: 47.9375rem) {
  :is(#quick-read, #concerns, #tools-process, #faq) {
    scroll-margin-top: calc(var(--header-height) + var(--space-16));
  }

  body.theme-treatment-detail .detail-hero {
    align-items: start;
    background: var(--t-wine-deep);
    color: var(--t-on-wine);
    display: grid;
    isolation: isolate;
    min-height: clamp(34rem, calc(100svh - 7rem), 42rem);
    overflow: hidden;
    padding: 0;
    position: relative;
  }

  body.theme-treatment-detail .detail-hero::after {
    background: linear-gradient(
      180deg,
      rgba(21, 9, 15, 0.92) 0%,
      rgba(21, 9, 15, 0.74) 44%,
      rgba(21, 9, 15, 0.28) 62%,
      transparent 80%
    );
    content: "";
    inset: 0;
    pointer-events: none;
    position: absolute;
    z-index: -1;
  }

  body.theme-treatment-detail .detail-hero__copy {
    max-width: 28rem;
    padding: var(--space-10) var(--space-6) var(--space-8);
    position: relative;
    z-index: 1;
  }

  body.theme-treatment-detail .detail-hero .at-eyebrow {
    color: var(--t-on-wine-accent);
  }

  body.theme-treatment-detail .detail-hero h1 {
    margin-bottom: var(--space-2);
  }

  body.theme-treatment-detail .detail-hero__thesis {
    color: var(--t-on-wine);
    font-size: var(--font-body-size);
    line-height: 1.55;
    margin-bottom: var(--space-3);
  }

  body.theme-treatment-detail .detail-hero__copy .at-pills {
    margin-bottom: var(--space-3);
  }

  body.theme-treatment-detail .detail-hero__copy .at-pills li {
    background: rgba(21, 9, 15, 0.32);
    border-color: rgba(255, 252, 248, 0.46);
    color: var(--t-on-wine);
  }

  body.theme-treatment-detail .detail-hero__lead {
    color: var(--t-on-wine-note);
    font-size: var(--font-small);
    line-height: 1.65;
  }

  body.theme-treatment-detail .detail-hero__media {
    aspect-ratio: auto;
    border-radius: 0;
    height: 100%;
    inset: 0;
    margin: 0;
    position: absolute;
    width: 100%;
    z-index: -2;
  }

  body.theme-treatment-detail .detail-hero__media img {
    aspect-ratio: auto;
    height: 100%;
    object-fit: cover;
    object-position: center;
    width: 100%;
  }

  .detail-quick-read {
    background: var(--at-panel);
    display: block;
    padding-block: var(--space-8);
  }

  .detail-quick-read__head {
    margin-bottom: var(--space-5);
  }

  .detail-quick-read__head h2 {
    font-size: var(--font-h3);
    margin: var(--space-2) 0 0;
  }

  .detail-quick-read__list {
    border-top: var(--line-width) solid var(--at-line);
    margin: 0;
  }

  .detail-quick-read__list > div {
    border-bottom: var(--line-width) solid var(--at-line);
    display: grid;
    gap: var(--space-3);
    grid-template-columns: 4.5rem minmax(0, 1fr);
    padding-block: var(--space-4);
  }

  .detail-quick-read__list dt {
    color: var(--at-accent);
    font-size: var(--font-small);
  }

  .detail-quick-read__list dd {
    font-size: var(--font-small);
    line-height: 1.6;
    margin: 0;
  }

  .detail-jump {
    background: var(--at-paper);
    border-block: var(--line-width) solid var(--at-line);
    display: grid;
    grid-template-columns: repeat(4, minmax(max-content, 1fr));
    overflow-x: auto;
    position: sticky;
    scrollbar-width: none;
    top: calc(var(--header-height) + var(--space-1));
    transition: top var(--duration-ui) var(--ease-ui);
    z-index: 20;
  }

  body.theme-treatment-detail
    > .site-header[data-site-header][data-nav-hidden]
    ~ main
    .detail-jump {
    top: env(safe-area-inset-top, 0px);
  }

  @media (prefers-reduced-motion: reduce) {
    .detail-jump {
      transition: none;
    }
  }

  .detail-jump::-webkit-scrollbar {
    display: none;
  }

  .detail-jump a {
    align-items: center;
    display: flex;
    font-size: var(--font-small);
    justify-content: center;
    min-height: 2.75rem;
    padding-inline: var(--space-4);
    text-decoration: none;
    white-space: nowrap;
  }

  .detail-jump a + a {
    border-left: var(--line-width) solid var(--at-line);
  }

  body.theme-treatment-detail .pb-interlude {
    min-height: 0;
    padding: var(--space-8) var(--space-6);
  }

  .pb-interlude .pb-logo-wrap {
    margin-bottom: var(--space-3);
  }

  .pb-interlude .pb-logo {
    width: var(--space-16);
  }

  .pb-interlude .pb-slogan {
    font-size: var(--font-body-size);
    line-height: 1.55;
  }

  .pb-interlude .pb-desc {
    font-size: var(--font-small);
    line-height: 1.6;
    margin-top: var(--space-3);
  }

  body.theme-treatment-detail .detail-concerns {
    padding-block: var(--space-8);
  }

  body.theme-treatment-detail .detail-concerns .at-head {
    margin-bottom: var(--space-5);
  }

  body.theme-treatment-detail .detail-concerns .at-cards {
    gap: var(--space-2);
  }

  body.theme-treatment-detail .detail-concerns .at-card {
    padding: var(--space-4) var(--space-3);
  }

  body.theme-treatment-detail .detail-concerns .at-card__icon,
  body.theme-treatment-detail .detail-concerns .at-rule {
    display: none;
  }

  body.theme-treatment-detail .detail-concerns .at-card h3 {
    padding-right: 0;
    text-wrap: balance;
    word-break: keep-all;
  }

  body.theme-treatment-detail .detail-concerns .at-card p {
    font-size: var(--font-eyebrow);
    line-height: 1.5;
  }

  body.theme-treatment-detail .at-step__panel-inner {
    padding: var(--space-6);
  }

  body.theme-treatment-detail .at-step__panel .at-num {
    display: none;
  }

  body.theme-treatment-detail .at-step h2 {
    font-size: var(--font-h3);
  }

  body.theme-treatment-detail .at-step__copy,
  body.theme-treatment-detail .detail-criteria p {
    font-size: var(--font-small);
    line-height: 1.6;
  }

  body.theme-treatment-detail .detail-criteria li {
    padding-block: var(--space-3);
  }

  body.theme-treatment-detail .at-step__media {
    display: none;
  }

  body.theme-treatment-detail :is(.detail-mech, .detail-roadmap) {
    padding-block: 0;
  }

  .detail-mobile-disclosure {
    border-block: var(--line-width) solid var(--at-line);
  }

  .detail-mobile-disclosure + .detail-mobile-disclosure {
    border-top: 0;
  }

  .detail-mobile-disclosure > summary {
    align-items: center;
    cursor: pointer;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 2.75rem;
    list-style: none;
    min-height: 5rem;
    padding-block: var(--space-4);
  }

  .detail-mobile-disclosure > summary::-webkit-details-marker {
    display: none;
  }

  .detail-mobile-disclosure > summary span,
  .detail-mobile-disclosure > summary strong {
    grid-column: 1;
  }

  .detail-mobile-disclosure > summary span {
    color: var(--at-accent);
    font-size: var(--font-eyebrow);
  }

  .detail-mobile-disclosure > summary strong {
    font-size: var(--font-body-size);
    font-weight: 400;
  }

  .detail-mobile-disclosure > summary i {
    grid-column: 2;
    grid-row: 1 / span 2;
    height: 2.75rem;
    position: relative;
    width: 2.75rem;
  }

  .detail-mobile-disclosure > summary i::before,
  .detail-mobile-disclosure > summary i::after {
    background: currentColor;
    content: "";
    height: var(--line-width);
    inset: 50% var(--space-3) auto;
    position: absolute;
  }

  .detail-mobile-disclosure > summary i::after {
    transform: rotate(90deg);
  }

  .detail-mobile-disclosure[open] > summary i::after {
    transform: rotate(0deg);
  }

  .detail-mobile-disclosure__body {
    padding-block: var(--space-8);
  }

  body.theme-treatment-detail .detail-tools {
    padding-block: var(--space-10);
  }

  body.theme-treatment-detail .detail-tools .at-head {
    margin-bottom: var(--space-6);
  }

  body.theme-treatment-detail .detail-device-rail {
    gap: var(--space-4);
    grid-auto-columns: min(78vw, 19rem);
    grid-auto-flow: column;
    grid-template-columns: none;
    margin-inline: calc(-1 * var(--space-6));
    overflow-x: auto;
    /* 태블릿 블록이 overflow: visible 로 되돌려 놓기 때문에 여기서
       세로 축을 다시 닫아 준다. 안 닫으면 브라우저가 auto 로 바꿔
       카드 등장 오프셋만큼 레일이 위아래로 움직인다. */
    overflow-y: hidden;
    padding-inline: var(--space-6);
    scroll-padding-inline: var(--space-6);
    scroll-snap-type: inline mandatory;
    touch-action: pan-x;
  }

  /* 카드는 「사진칸 + 글칸」 2단이다. 글칸을 1fr 로 두면 사진칸이 커진 만큼
     글칸이 눌리고, 카드가 overflow: hidden 이라 태그 줄이 잘린다(iOS 에서
     사진칸이 227px 로 잡혀 글칸이 170 → 142px 로 밀렸다).
     그래서 글칸에 max-content 를 최소로 박고, 부족하면 사진칸이 먼저 줄게 한다.
     사진은 object-fit: contain 이라 칸이 줄어도 비율이 깨지지 않는다. */
  body.theme-treatment-detail .detail-device {
    grid-template-rows: minmax(0, auto) minmax(max-content, 1fr);
  }

  body.theme-treatment-detail .detail-device__image {
    /* 장비 사진 원본은 정사각이다. 16:9 로 눌러 두면 사진이 칸 높이에 맞춰
       작아지고 좌우에 흰 여백만 넓게 남아 「기계가 잘려 보인다」로 읽힌다.
       글칸이 위 규칙으로 보장되므로 4:3 으로 되돌려 사진을 키운다. */
    aspect-ratio: 4 / 3;
    /* 그리드 아이템의 자동 최소 크기를 풀어야 사진칸이 트랙을 밀어내지 않고
       실제로 줄어든다. 안 풀면 위 minmax(0, auto) 가 무력해진다. */
    min-height: 0;
    padding: var(--space-3);
  }

  body.theme-treatment-detail .detail-device__copy {
    padding: var(--space-4);
  }

  body.theme-treatment-detail .detail-device p {
    font-size: var(--font-small);
    line-height: 1.55;
    margin-bottom: var(--space-3);
  }

  body.theme-treatment-detail .device-effects {
    padding-top: var(--space-2);
  }

  body.theme-treatment-detail .rail-nav:not([hidden]) {
    display: flex;
  }

  body.theme-treatment-detail .detail-disclaimer {
    font-size: var(--font-eyebrow);
    line-height: 1.55;
    margin-top: var(--space-5);
  }

  body.theme-treatment-detail .detail-process {
    padding-block: var(--space-8);
  }

  body.theme-treatment-detail .detail-process .at-head {
    margin-bottom: var(--space-5);
  }

  body.theme-treatment-detail .detail-process__list li {
    gap: var(--space-2) var(--space-3);
    grid-template-columns: 2.25rem minmax(0, 1fr);
    padding-block: var(--space-3);
  }

  body.theme-treatment-detail .detail-process__list h3 {
    font-size: var(--font-body-size);
    margin-bottom: var(--space-1);
  }

  body.theme-treatment-detail .detail-process__list p {
    font-size: var(--font-eyebrow);
    line-height: 1.5;
  }

  body.theme-treatment-detail .at-homecard {
    grid-template-areas:
      "media"
      "copy";
    grid-template-columns: minmax(0, 1fr);
  }

  body.theme-treatment-detail .at-homecard__copy {
    grid-area: copy;
    padding: var(--space-5);
  }

  body.theme-treatment-detail .at-homecard__copy h2 {
    font-size: var(--font-h3);
    margin-bottom: var(--space-3);
  }

  body.theme-treatment-detail .at-homecard__lead {
    font-size: var(--font-small);
    line-height: 1.55;
    margin-bottom: var(--space-4);
  }

  body.theme-treatment-detail .at-homecard__copy .at-pills {
    gap: var(--space-1);
    margin-bottom: var(--space-4);
  }

  body.theme-treatment-detail .at-homecard__copy .at-pills li {
    font-size: var(--font-eyebrow);
    padding: var(--space-1) var(--space-2);
  }

  body.theme-treatment-detail .at-homecard__media {
    aspect-ratio: auto;
    background: var(--ivory-100);
    grid-area: media;
  }

  body.theme-treatment-detail .at-homecard__media img {
    height: auto;
    min-height: 0;
    object-fit: contain;
    object-position: center;
    width: 100%;
  }

  body.theme-treatment-detail .detail-faq {
    padding-block: var(--space-8);
  }

  body.theme-treatment-detail .detail-faq .at-head {
    margin-bottom: var(--space-5);
  }

  body.theme-treatment-detail .detail-faq summary {
    gap: var(--space-3);
    grid-template-columns: 2.25rem minmax(0, 1fr) 2.75rem;
    min-height: 4rem;
    padding-block: var(--space-3);
  }

  body.theme-treatment-detail .detail-faq summary strong {
    font-size: var(--font-small);
  }

  body.theme-treatment-detail .detail-faq details > p {
    font-size: var(--font-small);
    line-height: 1.65;
    padding: 0 var(--space-4) var(--space-5) calc(2.25rem + var(--space-3));
  }

  body.theme-treatment-detail .detail-faq-more > summary {
    display: grid;
  }

  body.theme-treatment-detail .detail-faq-more__body > details:first-child {
    border-top: 0;
  }

  body.theme-treatment-detail .detail-nblog {
    padding-block: var(--space-8);
  }

  body.theme-treatment-detail .nb-grid {
    display: grid;
    gap: var(--space-4);
    grid-auto-columns: min(78vw, 19rem);
    grid-auto-flow: column;
    grid-template-columns: none;
    margin-inline: calc(-1 * var(--space-6));
    overflow-x: auto;
    padding-inline: var(--space-6);
    scroll-padding-inline: var(--space-6);
    scroll-snap-type: inline mandatory;
  }

  body.theme-treatment-detail .nb-card {
    scroll-snap-align: start;
  }

  body.theme-treatment-detail .nb-card__media {
    aspect-ratio: 16 / 7;
  }

  body.theme-treatment-detail .nb-card__body {
    padding: var(--space-4);
  }

  body.theme-treatment-detail .detail-consult {
    margin-bottom: var(--space-8);
    padding: var(--space-8) var(--space-6);
  }
}

@media (prefers-reduced-motion: reduce) {
  .detail-quick.fab-stack {
    transition: none;
  }
}