/* =============================================
   Trens-era — White + Burgundy Landing
   ============================================= */

:root {
  --wine: #6B1A2A;
  --wine-dark: #4A1220;
  --wine-light: #8B3048;
  --wine-pale: #F5ECEE;
  --white: #FFFFFF;
  --bg-soft: #FAFAF8;
  --text: #1A1A1A;
  --text-muted: #6B6568;
  --border: #E8E2E4;
  --font-serif: 'Noto Serif KR', Georgia, serif;
  --font-sans: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-en: 'DM Sans', sans-serif;
  --section-y: clamp(72px, 10vw, 120px);
  --container: min(1200px, 100% - 48px);
  --radius: 12px;
  --transition: 0.35s cubic-bezier(0.23, 1, 0.32, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
  word-break: keep-all;
  padding-bottom: calc(88px + env(safe-area-inset-bottom, 0px));
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

.container {
  width: var(--container);
  margin-inline: auto;
}

/* ---- Hook / Accent ---- */
.hook { color: var(--wine); }
.hook--light { color: #F0D0D8; }

.eyebrow {
  font-family: var(--font-en);
  font-size: clamp(11px, 1.2vw, 13px);
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--wine);
  margin-bottom: 16px;
}

.eyebrow--center { text-align: center; }
.eyebrow--light { color: rgba(255,255,255,0.7); }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5.5vw, 56px);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-title--center { text-align: center; }

.section-desc {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-muted);
  margin-top: 20px;
  line-height: 1.8;
}

.section-desc--center { text-align: center; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  font-size: clamp(15px, 1.5vw, 17px);
  font-weight: 600;
  border-radius: 6px;
  transition: var(--transition);
}

.btn--primary {
  background: var(--wine);
  color: var(--white);
}
.btn--primary:hover { background: var(--wine-dark); transform: translateY(-2px); }

.btn--outline {
  border: 1.5px solid var(--wine);
  color: var(--wine);
}
.btn--outline:hover { background: var(--wine-pale); }

.btn--light {
  background: var(--white);
  color: var(--wine);
}
.btn--light:hover { background: var(--wine-pale); }

.btn--full { width: 100%; }

/* ---- Header ---- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled { border-bottom-color: var(--border); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-family: var(--font-en);
  font-size: 22px;
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--wine);
}

.nav { display: flex; gap: 32px; }
.nav a {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav a:hover { color: var(--wine); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
}

/* ---- Hero (레퍼런스: 우측 55% 풀사이즈 제품) ---- */
.hero {
  position: relative;
  padding-top: 72px;
  min-height: 100vh;
  background: var(--bg-soft);
  overflow: hidden;
}

.hero__image-layer {
  position: absolute;
  top: 72px;
  right: 0;
  bottom: 0;
  width: 65%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.hero__gradient {
  position: absolute;
  top: 72px;
  left: 0;
  bottom: 0;
  width: 52%;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(
    to right,
    var(--bg-soft) 70%,
    rgba(250, 250, 248, 0.85) 88%,
    transparent 100%
  );
}

.hero__inner {
  position: relative;
  z-index: 2;
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  padding-block: clamp(48px, 8vh, 80px);
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
  max-width: min(520px, 46vw);
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(40px, 5.5vw, 76px);
  font-weight: 600;
  line-height: 1.08;
  margin-bottom: 24px;
}

.hero__desc {
  font-size: clamp(18px, 2vw, 21px);
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 420px;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---- Hero Product Stage ---- */
.hero__stage {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0 4% 6% 0;
}

.hero__stage-bg {
  position: absolute;
  inset: 8% 5% 5% 5%;
  border-radius: 50%;
  background: radial-gradient(
    ellipse 75% 55% at 50% 70%,
    rgba(107, 26, 42, 0.08) 0%,
    rgba(107, 26, 42, 0.02) 50%,
    transparent 75%
  );
  pointer-events: none;
}

.hero__stage::before {
  content: '';
  position: absolute;
  bottom: 10%;
  left: 18%;
  right: 10%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(107, 26, 42, 0.12) 25%,
    rgba(107, 26, 42, 0.22) 50%,
    rgba(107, 26, 42, 0.12) 75%,
    transparent 100%
  );
  z-index: 1;
}

.hero__stage-bg {
  opacity: 0.6;
}

.hero__image-wrap {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  max-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform;
  animation: productFloat 6s ease-in-out infinite;
}

.hero__image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 18%;
  image-rendering: auto;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.hero__image--hero {
  /* 그림자는 img filter 대신 wrap에 — 선명도 유지 */
}

.hero__image-wrap::after {
  content: '';
  position: absolute;
  bottom: 6%;
  left: 50%;
  width: 50%;
  height: 36px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(60, 20, 30, 0.25) 0%, transparent 70%);
  filter: blur(10px);
  z-index: -1;
  pointer-events: none;
  animation: heroShadowPulse 6s ease-in-out infinite;
}

.hero__shadow {
  display: none;
}

.hero__image--nukki {
  object-fit: contain;
  object-position: center bottom;
  width: auto;
  height: 100%;
  max-width: 100%;
  filter:
    drop-shadow(0 12px 24px rgba(26, 20, 22, 0.08))
    drop-shadow(0 40px 80px rgba(107, 26, 42, 0.16));
}

.hero__image--product {
  filter: drop-shadow(0 20px 40px rgba(107, 26, 42, 0.1));
}

@keyframes productFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-18px); }
}

@keyframes productFloatMobile {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes heroShadowPulse {
  0%, 100% {
    transform: translateX(-50%) scale(1);
    opacity: 1;
  }
  50% {
    transform: translateX(-50%) scale(0.8);
    opacity: 0.55;
  }
}

@media (min-width: 1100px) {
  .hero__image-layer {
    width: 68%;
  }

  .hero__gradient {
    width: 48%;
  }
}

/* ---- 3-ZERO ---- */
.zero {
  padding-block: var(--section-y);
  background: var(--white);
}

.zero__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.zero__card {
  text-align: center;
  padding: 0 0 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  overflow: hidden;
}

.zero__card .zero__num,
.zero__card .zero__label {
  display: block;
  padding-inline: 24px;
}

.zero__card .zero__num { padding-top: 8px; }

/* ---- Card Visual (shared) ---- */
.card-visual {
  width: 100%;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-soft);
}

.card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s ease;
}

.card-visual--sm {
  aspect-ratio: 16/9;
  margin: -32px -24px 16px;
  width: calc(100% + 48px);
  border-radius: var(--radius) var(--radius) 0 0;
}

.zero__card:hover .card-visual img,
.point-card:hover .card-visual img,
.vs__card:hover .card-visual img {
  transform: scale(1.04);
}

.zero__card:hover {
  border-color: var(--wine);
  box-shadow: 0 8px 32px rgba(107,26,42,0.08);
}

.zero__num {
  display: block;
  font-family: var(--font-en);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.zero__label {
  font-size: clamp(17px, 2vw, 20px);
  font-weight: 600;
  color: var(--text);
}

/* ---- S·A·E ---- */
.sae {
  padding-block: var(--section-y);
  background: var(--bg-soft);
}

.sae__layout { margin-top: 56px; }

.sae__tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.sae__tab {
  text-align: left;
  padding: 28px 24px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  transition: var(--transition);
}

.sae__tab:hover,
.sae__tab.active {
  border-color: var(--wine);
  background: var(--wine-pale);
}

.sae__tab-letter {
  font-family: var(--font-en);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  display: block;
  line-height: 1;
  margin-bottom: 8px;
}

.sae__tab-name {
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: block;
}

.sae__tab-ko {
  font-size: clamp(16px, 1.8vw, 18px);
  font-weight: 600;
  display: block;
  margin-top: 6px;
}

.sae__panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid var(--border);
}

.sae__visual {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 16/10;
}

.sae__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sae__img--sub {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 35%;
  height: auto;
  aspect-ratio: 1;
  border-radius: 8px;
  border: 3px solid var(--white);
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.sae__detail-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 600;
  margin-bottom: 20px;
}

.sae__detail-text {
  font-size: clamp(17px, 2vw, 20px);
  color: var(--text-muted);
  line-height: 1.85;
}

/* ---- Generation ---- */
.gen {
  padding-block: var(--section-y);
  background: var(--wine-dark);
  color: var(--white);
  text-align: center;
}

.gen__badge {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 13px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.3);
  padding: 8px 20px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.gen .hook { color: #F0D0D8; }

.gen__title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 20px;
}

.gen__desc {
  font-size: clamp(17px, 2vw, 20px);
  opacity: 0.75;
}

/* ---- POINT 8 ---- */
.points {
  padding-block: var(--section-y);
  background: var(--white);
}

.points__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.point-card {
  padding: 0 24px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  overflow: hidden;
}

.point-card:hover {
  border-color: var(--wine-light);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(107,26,42,0.07);
}

.point-card__tag {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}

.point-card__num {
  font-family: var(--font-en);
  font-size: clamp(36px, 4.5vw, 52px);
  font-weight: 600;
  line-height: 1.1;
  margin: 12px 0 8px;
}

.point-card__title {
  font-size: clamp(17px, 1.8vw, 19px);
  font-weight: 700;
  margin-bottom: 8px;
}

.point-card__desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ---- Ingredients ---- */
.ingredients {
  padding-block: var(--section-y);
  background: var(--bg-soft);
}

.ingredients__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.ingredients__visual {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.ingredients__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

.ingredients__img--product {
  filter: drop-shadow(0 12px 32px rgba(107, 26, 42, 0.08));
}

.ingredients__list {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.ingredients__list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.ingredients__thumb {
  width: 72px;
  height: 72px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
}

.ingredients__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ingredients__num {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 600;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 4px;
}

.ingredients__list h3 {
  font-size: clamp(18px, 2vw, 21px);
  font-weight: 700;
  margin-bottom: 6px;
}

.ingredients__list p {
  font-size: clamp(15px, 1.6vw, 17px);
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- VS ---- */
.vs {
  padding-block: var(--section-y);
  background: var(--white);
}

.vs__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}

.vs__card {
  padding: 0 0 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}

.vs__card h3,
.vs__card ul {
  padding-inline: 32px;
}

.vs__card h3 { padding-top: 24px; }
.vs__card ul { padding-bottom: 8px; }

.vs__card--old { background: var(--bg-soft); }
.vs__card--new {
  background: var(--wine-pale);
  border-color: var(--wine-light);
}

.vs__card h3 {
  font-size: clamp(20px, 2.5vw, 24px);
  font-weight: 700;
  margin-bottom: 24px;
}

.vs__card li {
  font-size: clamp(16px, 1.8vw, 18px);
  padding: 10px 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  color: var(--text-muted);
}

.vs__card li:last-child { border-bottom: none; }

.vs__quote {
  margin-top: 48px;
  text-align: center;
  font-family: var(--font-serif);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-muted);
  font-style: italic;
}

/* ---- Stats Strip ---- */
.stats-strip {
  padding-block: 56px;
  background: var(--bg-soft);
  border-block: 1px solid var(--border);
}

.stats-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stats-strip__num {
  font-family: var(--font-en);
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 600;
  line-height: 1;
}

.stats-strip__label {
  font-size: clamp(15px, 1.6vw, 17px);
  color: var(--text-muted);
  margin-top: 8px;
  font-weight: 500;
}

/* ---- Clinical ---- */
.clinical {
  padding-block: var(--section-y);
  background: var(--white);
}

.clinical__tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 40px 0 32px;
  flex-wrap: wrap;
}

.clinical__tab {
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border: 1.5px solid var(--border);
  border-radius: 100px;
  transition: var(--transition);
}

.clinical__tab.active,
.clinical__tab:hover {
  background: var(--wine);
  border-color: var(--wine);
  color: var(--white);
}

.clinical__showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 16px;
}

/* ---- iPhone Mockup ---- */
.iphone-mockup {
  display: flex;
  justify-content: center;
  padding: 20px 0;
}

.iphone-mockup__device {
  position: relative;
  width: min(300px, 78vw);
  background: #1A1A1A;
  border-radius: 44px;
  padding: 12px;
  box-shadow:
    0 0 0 2px #333,
    0 24px 64px rgba(0, 0, 0, 0.18),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.iphone-mockup__notch {
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: 96px;
  height: 28px;
  background: #1A1A1A;
  border-radius: 0 0 18px 18px;
  z-index: 10;
}

.iphone-mockup__screen {
  position: relative;
  background: #FAFAFA;
  border-radius: 34px;
  overflow: hidden;
  aspect-ratio: 9/19.5;
  display: flex;
  flex-direction: column;
}

/* ---- Instagram Feed inside iPhone ---- */
.insta-feed {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.insta-feed::-webkit-scrollbar { display: none; }

.insta-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 20px 4px;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 600;
  color: #262626;
  flex-shrink: 0;
}

.insta-status__time { letter-spacing: 0.02em; }

.insta-status__icons {
  display: flex;
  gap: 5px;
  align-items: center;
}

.insta-status__icons span {
  width: 16px;
  height: 10px;
  border: 1.5px solid #262626;
  border-radius: 2px;
  position: relative;
}

.insta-status__icons span::after {
  content: '';
  position: absolute;
  right: 1px;
  top: 2px;
  width: 3px;
  height: 3px;
  background: #262626;
  border-radius: 50%;
}

.insta-post {
  background: #fff;
  border-bottom: 1px solid #EFEFEF;
}

.insta-post__header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
}

.insta-post__avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6B1A2A, #9E4A5C);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 2px solid #fff;
  box-shadow: 0 0 0 1px #DBDBDB;
}

.insta-post__avatar span {
  color: #fff;
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  font-style: italic;
}

.insta-post__user {
  flex: 1;
  min-width: 0;
}

.insta-post__username {
  font-size: 13px;
  font-weight: 600;
  color: #262626;
  display: block;
  line-height: 1.2;
}

.insta-post__location {
  font-size: 11px;
  color: #8E8E8E;
  display: block;
  margin-top: 1px;
}

.insta-post__menu {
  font-size: 18px;
  color: #262626;
  letter-spacing: 1px;
  line-height: 1;
  padding: 4px;
}

.insta-post__media {
  position: relative;
  width: 100%;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: #FAFAFA;
}

.insta-carousel {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.insta-carousel__slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  position: relative;
}

.insta-carousel__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}

.insta-carousel__badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  letter-spacing: 0.04em;
  z-index: 2;
}

.insta-carousel__tag {
  position: absolute;
  bottom: 12px;
  left: 12px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  border-radius: 4px;
  z-index: 2;
}

.insta-carousel__tag--before {
  background: rgba(255, 255, 255, 0.92);
  color: #666;
}

.insta-carousel__tag--after {
  background: var(--wine);
  color: #fff;
}

.insta-carousel__dots {
  position: absolute;
  bottom: 10px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 4px;
  z-index: 2;
}

.insta-carousel__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: var(--transition);
}

.insta-carousel__dot.active {
  background: #fff;
  transform: scale(1.15);
}

.insta-post__actions {
  display: flex;
  align-items: center;
  padding: 8px 12px 4px;
  gap: 14px;
}

.insta-post__actions-left {
  display: flex;
  gap: 14px;
  flex: 1;
}

.insta-action {
  background: none;
  border: none;
  padding: 2px;
  color: #262626;
  display: flex;
  align-items: center;
}

.insta-action svg {
  width: 24px;
  height: 24px;
}

.insta-action--liked svg { fill: #ED4956; stroke: #ED4956; }

.insta-post__bookmark {
  margin-left: auto;
}

.insta-post__likes {
  padding: 0 12px;
  font-size: 13px;
  font-weight: 600;
  color: #262626;
}

.insta-post__caption {
  padding: 6px 12px 0;
  font-size: 13px;
  line-height: 1.45;
  color: #262626;
}

.insta-post__caption strong {
  font-weight: 600;
  margin-right: 4px;
}

.insta-post__caption .hook {
  font-weight: 600;
}

.insta-post__tags {
  padding: 4px 12px 0;
  font-size: 12px;
  color: #00376B;
  line-height: 1.4;
}

.insta-post__time {
  padding: 6px 12px 14px;
  font-size: 10px;
  color: #8E8E8E;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.insta-nav {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 10px 8px 16px;
  border-top: 1px solid #EFEFEF;
  background: #fff;
  flex-shrink: 0;
  margin-top: auto;
}

.insta-nav__item {
  color: #262626;
  opacity: 0.85;
}

.insta-nav__item--active { opacity: 1; }

.insta-nav__item svg {
  width: 24px;
  height: 24px;
}

.insta-nav__avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6B1A2A, #9E4A5C);
}

.clinical__info {
  padding: 16px 0;
}

.clinical__badge {
  font-family: var(--font-en);
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--wine);
  font-weight: 600;
}

.clinical__case-title {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 600;
  margin: 12px 0 16px;
}

.clinical__case-desc {
  font-size: clamp(16px, 1.8vw, 18px);
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 24px;
}

.clinical__meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.clinical__meta div {
  display: flex;
  gap: 16px;
  font-size: 15px;
}

.clinical__meta dt {
  font-weight: 600;
  color: var(--text-muted);
  min-width: 48px;
}

/* ---- Steps ---- */
.steps {
  padding-block: var(--section-y);
  background: var(--bg-soft);
}

.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.step-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(107,26,42,0.08);
}

.step-card__visual {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.step-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.step-card__product {
  width: auto !important;
  height: 85% !important;
  object-fit: contain !important;
  filter: drop-shadow(0 8px 24px rgba(107, 26, 42, 0.1));
}

.step-card__num {
  display: block;
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 600;
  padding: 20px 24px 0;
}

.step-card h3 {
  font-size: clamp(18px, 2vw, 21px);
  font-weight: 700;
  padding: 8px 24px 0;
}

.step-card p {
  font-size: clamp(15px, 1.6vw, 16px);
  color: var(--text-muted);
  padding: 12px 24px 28px;
  line-height: 1.7;
}

/* ---- CTA Band ---- */
.cta-band {
  padding-block: var(--section-y);
  background: var(--wine);
  text-align: center;
}

.cta-band__title {
  font-family: var(--font-serif);
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 600;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 36px;
}

/* ---- Contact ---- */
.contact {
  padding-block: var(--section-y);
  background: var(--white);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact__list {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact__list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact__icon { font-size: 24px; flex-shrink: 0; }

.contact__list strong {
  display: block;
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact__list a,
.contact__list span {
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 600;
}

.contact__list a:hover { color: var(--wine); }

.contact__form {
  background: var(--bg-soft);
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--wine);
}

.form-note {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 12px;
}

/* ---- Footer ---- */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.logo--footer { font-size: 18px; }

.footer p {
  font-size: 13px;
  color: var(--text-muted);
}

/* ---- Fixed bottom CTA ---- */
.fixed-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  box-shadow: 0 -8px 32px rgba(107, 26, 42, 0.08);
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.fixed-cta__btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 20px;
  background: var(--wine);
  color: var(--white);
  font-size: clamp(15px, 4vw, 17px);
  font-weight: 700;
  border-radius: 8px;
  transition: background var(--transition), transform var(--transition);
  text-align: center;
  letter-spacing: -0.01em;
}

.fixed-cta__btn:hover {
  background: var(--wine-dark);
  transform: translateY(-1px);
}

.fixed-cta__btn:active {
  transform: translateY(0);
}

.fixed-cta__tel {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1.5px solid var(--wine);
  border-radius: 8px;
  color: var(--wine);
  transition: var(--transition);
}

.fixed-cta__tel svg {
  width: 22px;
  height: 22px;
}

.fixed-cta__tel:hover {
  background: var(--wine-pale);
}

.fixed-cta.is-hidden {
  transform: translateY(110%);
  opacity: 0;
  pointer-events: none;
}

@media (min-width: 769px) {
  .fixed-cta {
    left: 50%;
    right: auto;
    width: min(560px, calc(100% - 48px));
    transform: translateX(-50%);
    border-radius: 12px 12px 0 0;
    padding: 14px 20px calc(14px + env(safe-area-inset-bottom, 0px));
  }

  .fixed-cta.is-hidden {
    transform: translateX(-50%) translateY(110%);
  }
}

/* ---- Reveal Animation ---- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s cubic-bezier(0.23,1,0.32,1),
              transform 0.8s cubic-bezier(0.23,1,0.32,1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay   { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }

.hide-mobile { display: inline; }

/* =============================================
   MOBILE — 중앙정렬 필수
   ============================================= */
@media (max-width: 768px) {
  .hide-mobile { display: none; }

  .nav {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: center;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle { display: flex; }

  /* === 중앙정렬 === */
  .hero__content,
  .hero__title,
  .hero__desc,
  .hero__cta,
  .section-title,
  .section-desc,
  .eyebrow,
  .zero__card,
  .sae__tab,
  .sae__detail,
  .gen__inner,
  .point-card,
  .ingredients__content,
  .ingredients__list li,
  .vs__card,
  .vs__quote,
  .stats-strip__item,
  .clinical__info,
  .step-card,
  .contact__info,
  .contact__list li,
  .footer__inner {
    text-align: center;
  }

  .hero__cta,
  .clinical__tabs,
  .footer__inner {
    justify-content: center;
  }

  .ingredients__list li,
  .contact__list li {
    flex-direction: column;
    align-items: center;
  }

  .ingredients__thumb {
    width: 100%;
    height: 140px;
    border-radius: var(--radius);
  }

  .clinical__meta div {
    justify-content: center;
  }

  /* === Hero 모바일 === */
  .hero {
    display: flex;
    flex-direction: column;
    min-height: auto;
    padding-top: 0;
    overflow: visible;
  }

  .hero__image-layer {
    position: relative;
    top: 0;
    width: 100%;
    height: auto;
    min-height: 0;
    margin: 0;
    padding: 72px 20px 0;
    order: -1;
    line-height: 0;
  }

  .hero__gradient {
    display: none;
  }

  .hero__stage {
    height: auto;
    min-height: 0;
    padding: 0;
    margin: 0;
    align-items: flex-start;
    justify-content: center;
  }

  .hero__stage-bg,
  .hero__stage::before {
    display: none;
  }

  .hero__image-wrap {
    width: 100%;
    max-width: 300px;
    height: auto;
    min-height: 0;
    margin: 0 auto;
    padding: 0;
    align-items: flex-start;
    justify-content: center;
    animation: productFloatMobile 6s ease-in-out infinite;
  }

  .hero__image-wrap::after {
    bottom: 0;
    width: 55%;
    height: 28px;
  }

  .hero__image {
    width: 100%;
    height: auto;
    max-height: 46vh;
    object-fit: contain;
    object-position: center top;
  }

  .hero__inner {
    min-height: auto;
    padding: 28px 0 48px;
    flex-direction: column;
  }

  .hero__content {
    max-width: 100%;
    align-items: center;
  }

  .hero__cta .btn { width: 100%; }

  .zero__grid,
  .sae__tabs,
  .sae__panel,
  .points__grid,
  .ingredients__grid,
  .vs__grid,
  .stats-strip__grid,
  .clinical__showcase,
  .steps__grid,
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .sae__tab { text-align: center; }

  .sae__panel { padding: 20px; }

  .sae__img--sub { width: 28%; }

  .points__grid { grid-template-columns: 1fr 1fr; }

  .clinical__showcase {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .clinical__info {
    padding: 0;
    text-align: center;
  }

  .iphone-mockup {
    padding: 0;
  }

  .contact__form { padding: 28px 20px; }

  .footer__inner { flex-direction: column; }
}

@media (max-width: 480px) {
  .points__grid { grid-template-columns: 1fr; }
}