* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

/* Lenis 사용 시 기본 smooth 스크롤과 충돌하지 않도록 */
html.lenis, html.lenis body { height: auto; }

html.lenis { scroll-behavior: auto !important; }

.lenis.lenis-smooth { scroll-behavior: auto !important; }

.lenis.lenis-stopped { overflow: hidden; }

section[id] { scroll-margin-top: 78px; }

@media (max-width: 768px) {
  section[id] { scroll-margin-top: 60px; }
}

body { margin: 0; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Malgun Gothic", Arial, sans-serif; font-size: 19px; word-break: keep-all; overflow-wrap: break-word; }

/* 줄바꿈 시 마지막 줄에 한 단어만 떨어지지 않도록 */
h1, h2, h3, h4, p, li, dt, dd { text-wrap: pretty; }

.tech-compare__body, .step__desc, .concern__text { text-wrap: balance; }

/* ================= Header ================= */
.header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background-color: #14181c; border-bottom: 1px solid transparent; transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease; }

.header__inner { max-width: 1700px; height: 78px; margin: 0 auto; padding: 0 40px; display: flex; align-items: center; justify-content: space-between; }

.header__logo { display: inline-flex; align-items: center; }

.header__logo-img { height: 40px; width: auto; transition: opacity 0.3s ease; }

.header__logo-img--default { display: block; }

.header__logo-img--active { display: none; }

.header__btn { display: inline-flex; align-items: center; justify-content: center; height: 42px; padding: 0 26px; border: 1px solid #ef7c4f; border-radius: 30px; color: #ef7c4f; background-color: transparent; font-size: 14px; font-weight: 500; text-decoration: none; white-space: nowrap; transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease; }

/* Scrolled or hovered state: white header */
.header.is-scrolled, .header:hover { background-color: #ffffff; border-bottom-color: #ececec; box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04); }

.header.is-scrolled .header__logo-img--default, .header:hover .header__logo-img--default { display: none; }

.header.is-scrolled .header__logo-img--active, .header:hover .header__logo-img--active { display: block; }

.header.is-scrolled .header__btn, .header:hover .header__btn { background-color: #ef7c4f; border-color: #ef7c4f; color: #ffffff; }

.header__menu { display: flex; align-items: center; gap: 10px; }

.header__btn:hover { background-color: #ef7c4f; color: #ffffff; }

.header.is-scrolled .header__btn:hover, .header:hover .header__btn:hover { background-color: #d9643a; border-color: #d9643a; }

/* Always-filled button (상담전화): orange background in every header state */
.header__btn--fill { background-color: #ef7c4f; border-color: #ef7c4f; color: #ffffff; }

.header__btn--fill:hover { background-color: #d9643a; border-color: #d9643a; color: #ffffff; }

/* Outline-only buttons: never fill, just the orange line */
.header__btn--line,
.header__btn--line:hover,
.header.is-scrolled .header__btn--line, .header:hover .header__btn--line { background-color: transparent; border-color: #ef7c4f; color: #ef7c4f; }

.header.is-scrolled .header__btn--line:hover, .header:hover .header__btn--line:hover { background-color: transparent; border-color: #d9643a; color: #d9643a; }

@media (max-width: 768px) {
  .header__inner { height: 60px; padding: 0 20px; }
  .header__logo-img { height: 20px; }
  .header__menu { gap: 6px; }
  .header__btn { height: 30px; padding: 0 10px; font-size: 11px; }
}

/* ================= Hero ================= */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; background-color: #2b333d; overflow: hidden; margin-top: 78px;}

.hero__video { position: absolute; top: 50%; left: 50%; width: 100%; height: 100%; transform: translate(-50%, -50%); object-fit: cover; z-index: 0; }

.hero::before { content: ""; position: absolute; inset: 0; background: rgba(0, 0, 0, 0.55); z-index: 1; }

.hero__inner { position: relative; z-index: 2; max-width: 1700px; width: 100%; margin: 0 auto; padding: 0 40px; }

.hero__title { margin: 0 0 24px; font-family: "Noto Serif KR", serif; font-size: 60px; font-weight: 700; line-height: 1.4; color: #ffffff; }

.hero__title-line { display: block; }

.hero__title-line--accent { color: #ef7c4f; }

.hero__desc-line { display: block; }

.mo-br { display: none; }

/* 로딩 시 한 줄씩 페이드인 */
.hero-line { opacity: 0; animation: heroLineIn 0.9s ease-out forwards; }

.hero-line:nth-of-type(1) { animation-delay: 0.3s; }

.hero-line:nth-of-type(2) { animation-delay: 0.7s; }

.hero__desc .hero-line:nth-of-type(1) { animation-delay: 1.1s; }

.hero__desc .hero-line:nth-of-type(2) { animation-delay: 1.4s; }

@keyframes heroLineIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .hero-line { opacity: 1; animation: none; }
}

.hero__desc { margin: 0 0 40px; font-size: 32px; line-height: 1.3; color: #fff; }

.hero__buttons { display: flex; align-items: center; gap: 14px; }

.btn { display: inline-flex; align-items: center; gap: 10px; height: 52px; padding: 5px 12px 5px 26px; border-radius: 30px; font-size: 20px; font-weight: 600; text-decoration: none; white-space: nowrap; transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease; }

.btn--primary, .btn--secondary { background-color: transparent; color: #ffffff; border: 1px solid rgba(255, 255, 255, 0.3); }

.btn--primary:hover, .btn--secondary:hover { background-color: #ef7c4f; border-color: #ef7c4f; color: #ffffff; }

.btn__icon { display: inline-flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.4); background-color: transparent; transition: background-color 0.3s ease; }

.btn:hover .btn__icon { background-color: #ef7c4f; border-color: #ef7c4f; }

/* ================= Side nav ================= */
.side-nav { position: fixed; top: 50%; right: 32px; transform: translateY(-50%); display: flex; flex-direction: column; align-items: center; gap: 16px; z-index: 900; }

.side-nav__dot { display: flex; align-items: center; justify-content: center; width: 10px; height: 10px; text-decoration: none; }

.side-nav__dot span { width: 6px; height: 6px; border-radius: 50%; background-color: rgba(120, 128, 140, 0.5); transition: all 0.3s ease; }

.side-nav__dot.is-active { width: 16px; height: 16px; border: 1px solid #ef7c4f; border-radius: 50%; }

.side-nav__dot.is-active span { width: 6px; height: 6px; background-color: #ef7c4f; }

@media (max-width: 992px) {
  .side-nav { display: none; }
}

@media (max-width: 768px) {
  .hero__inner { padding: 0 20px; }
  .hero__title { font-size: 28px; }
  .hero__desc { font-size: 14px; }
  .btn { height: 46px; padding: 0 10px 0 20px; font-size: 13px; }
}

/* ================= Section 02 : Why ellacor ================= */
.sec02 { background-color: #ffffff; padding: 200px 0; height: 100%; }

.sec02__inner { max-width: 1700px; margin: 0 auto; padding: 0 40px; display: grid; grid-template-columns: 50fr 50fr; align-items: start; }

.sec02__content { position: relative; z-index: 1; }

.sec02__heading { margin: 0 0 16px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c;  font-family: "Noto Serif KR"}

.sec02__label { display: block; height: 14px; width: auto; margin-bottom: 20px; }

.sec02__desc { margin: 0 0 40px; font-size: 20px; line-height: 1.5; color: #6b7280; position: relative;}

/* -- compare boxes -- */
.compare { display: grid; grid-template-columns: 1fr auto 1fr; align-items: stretch; margin-bottom: 40px; }

.compare__connector { width: 15px; height: 100%; object-fit: fill; }

.compare-box{padding: 24px 20px; }

.compare-box--before { background-color: #f4f5f7; height: 345px; transform: translateY(18px); border-radius: 20px 0 0 20px;}

.compare-box--after { background-color: #191C34; border: 3px solid #5b6ee8; box-shadow: 0 0 24px rgba(91, 110, 232, 0.35); border-radius: 0 20px 20px 0;}

.compare-box__tag { display: block; width: fit-content; margin: 0 auto 40px; padding: 6px 14px; border-radius: 20px; font-size: 18px; font-weight: 600; text-align: center; }

.compare-box--before .compare-box__tag { background-color: #e3e5e9; color: #4b5563; }

.compare-box--after .compare-box__tag { background-color: #ef7c4f; color: #ffffff; }

.compare-box__list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; }

.compare-box__list li { border-radius: 10px; padding: 14px 16px; font-size: 14px; line-height: 1.5; text-align: center; }

.compare-box--before .compare-box__list li { background-color: #ffffff; color: #374151; }

.compare-box--after .compare-box__list { gap: 0; background-color: #1c232c; border-radius: 12px; overflow: hidden; }

.compare-box--after .compare-box__list li { border-radius: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.08); color: #ffffff; font-size: 16px;}

.compare-box--after .compare-box__list li:last-child { border-bottom: none; }

/* -- bottom banner -- */
.banner { display: flex; align-items: center; gap: 20px; background: #ef6f3d; border-radius: 50px 0; padding: 28px 32px; position: absolute; z-index: 100; width: 1150px;}

.banner__quote { flex: none; width: 40px; height: auto; }

.banner__text { flex: 1; }

.banner__text p { margin: 0; font-size: 20px; line-height: 1.6; color: #ffffff; }

.banner__text p + p { margin-top: 6px; opacity: 0.9; }

.banner__btn { flex: none; gap: 8px; height: 44px; padding: 0 10px 0 20px; background-color: #ffffff; color: #333; font-size: 14px; border: 1px solid #fff;}

.banner__btn:hover { background-color: #ef7c4f; color: #ffffff; }

.banner__btn .btn__icon { width: 24px; height: 24px; border: 1px solid rgba(239, 124, 79, 0.3); color: #ef7c4f; transition: color 0.3s ease, background-color 0.3s ease; }

.banner__btn:hover .btn__icon { color: #ffffff; }

/* -- visual -- */
.sec02__visual { display: flex; flex-direction: column; gap: 20px; position: relative;}

.sec02__photo { display: block; width: 75%; object-fit: contain; transform: translateY(-50px); margin:0 auto}

.sec02__logo { flex: none; align-self: flex-end; height: 80px; width: auto; position: absolute; bottom: 0; right: 10%;}

@media (max-width: 992px) {
  .sec02__inner { grid-template-columns: 1fr; gap: 48px; }
  .compare { grid-template-columns: 1fr; }
  .sec02__visual { height: auto; }
  .sec02__photo { flex: none; height: 420px; }
}

@media (max-width: 768px) {
  .sec02 { padding: 80px 0; }
  .sec02__inner { padding: 0 20px; }
  .sec02__heading { font-size: 24px; }
  .banner { flex-wrap: wrap; }
  .banner__btn { width: 100%; justify-content: center; }
}

/* ================= Section 03 : Technology ================= */
.sec03 { position: relative; background-color: #ffffff; padding: 140px 0; overflow: hidden; }

.sec03__bg { position: absolute; top: 0; left: 0;  height: auto; z-index: 0; pointer-events: none; }

.sec03__inner { position: relative; z-index: 1; max-width: 1700px; margin: 0 auto; padding: 0 40px; display: grid; grid-template-columns: 56fr 44fr; gap: 60px; align-items: flex-end; }

.sec03__heading { margin: 0 0 24px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c; font-family: "Noto Serif KR"; }

.sec03__label { display: block; height: 14px; width: auto; margin-bottom: 20px; }

.sec03__desc { margin: 0; font-size: 20px; line-height: 1.5; color: #6b7280; word-break: keep-all; }

/* -- tech compare -- */
.sec03__compare { margin-top: 56px; }

.tech-compare__title { margin: 0 0 24px; text-align: center; font-family: "Noto Serif KR"; font-size: 30px; font-weight: 700; line-height: 1.4; color: #14181c; }

.tech-compare { position: relative; display: flex; gap: 40px; }

.tech-compare__box { flex: 1; display: flex; flex-direction: column; border: 1px solid #d4d6db; border-radius: 16px; overflow: hidden; background-color: #ffffff; }

.tech-compare__head { padding: 18px; text-align: center; font-size: 20px; font-weight: 700; color: #ffffff; }

.tech-compare__box--before .tech-compare__head { background-color: #c7c9cc; color: #333333; }

.tech-compare__box--after { border-color: #f47c3c; }

.tech-compare__box--after .tech-compare__head { background-color: #f47c3c; }

.tech-compare__body { flex: 1; display: flex; align-items: center; justify-content: center; margin: 0; padding: 24px 14px; text-align: center; font-size: clamp(14px, calc(1.6vw - 6.3px), 20px); line-height: 1.6; letter-spacing: -0.03em; word-break: keep-all; }

.tech-compare__box--before .tech-compare__body { padding-right: 30px; color: #374151; }

.tech-compare__box--after .tech-compare__body { padding-left: 30px; color: #a8361a; }

.tech-compare__vs { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); display: flex; align-items: center; justify-content: center; width: 72px; height: 72px; border-radius: 50%; background-color: #1c1c1c; color: #ffffff; font-size: 28px; font-weight: 400; border: 5px solid #d4d6db; z-index: 2; }

/* -- visual -- */
.sec03__visual { position: relative; overflow: hidden;}

.sec03__video { display: block; width: 100%; height: auto; border-radius: 20px; }

/* ================= Section 09 : Why ellacor (spectrum) ================= */
.sec09 { position: relative; background-color: #ffffff; padding: 140px 0; word-break: keep-all; }

.sec09__inner { max-width: 1700px; margin: 0 auto; padding: 0 40px; }

.sec09__top { display: grid; grid-template-columns: 70fr 50fr; gap: 80px; align-items: center; }

.sec09__heading { margin: 0 0 24px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c; font-family: "Noto Serif KR"; }

.sec09__heading em { font-style: normal; color: #ef7c4f; }

.sec09__label { display: block; height: 14px; width: auto; margin-bottom: 20px; }

.sec09__desc { margin: 0; font-size: 20px; line-height: 1.5; color: #6b7280; }

.sec09__photo { display: block; width: 100%; height: auto; }

/* -- spectrum -- */
.spectrum { margin-top: 48px; padding: 40px 100px 36px; border: 1px solid #ececef; border-radius: 16px; background-color: #ffffff; }

.spectrum__title { margin: 0 0 24px; font-size: 24px; font-weight: 700; color: #14181c; }

.spectrum__track { position: relative; display: grid; grid-template-columns: 1fr auto 1fr; column-gap: 12px; }

.spectrum__track::before { content: ""; position: absolute; left: 24px; right: 24px; top: 24px; height: 4px; transform: translateY(-50%); border-radius: 2px; background: linear-gradient(90deg, #2f6f6b 0%, #f2b896 25%, #ef7c4f 50%, #b9a7dc 75%, #8f7cc4 100%); }

.spectrum__point { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; text-align: center; }

.spectrum__point--energy { align-items: flex-start; text-align: left; }

.spectrum__point--surgical { align-items: flex-end; text-align: right; }

.spectrum__dot { position: relative; display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; }

.spectrum__dot::before { content: ""; width: 28px; height: 28px; border-radius: 50%; border: 4px solid currentColor; background-color: #ffffff; box-sizing: border-box; }

.spectrum__name { margin-top: 16px; font-size: 20px; font-weight: 700; color: currentColor; }

.spectrum__sub { margin-top: 4px; font-size: 16px; color: #6b7280; }

.spectrum__point--energy { color: #2f6f6b; }

.spectrum__point--ellacor { color: #ef7c4f; }

.spectrum__point--surgical { color: #8f7cc4; }

/* 엘라코어 포인트 : 파동 효과 */
.spectrum__point--ellacor .spectrum__dot::before { width: 44px; height: 44px; border-width: 4px; box-shadow: 0 0 0 8px rgba(239, 124, 79, 0.16); }

.spectrum__wave { position: absolute; top: 50%; left: 50%; width: 44px; height: 44px; margin: -22px 0 0 -22px; border-radius: 50%; border: 2px solid #ef7c4f; pointer-events: none; animation: spectrumWave 2s ease-out infinite; }

.spectrum__wave--2 { animation-delay: 0.66s; }

.spectrum__wave--3 { animation-delay: 1.33s; }

@keyframes spectrumWave {
  0% { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(2.6); opacity: 0; }
}

.spectrum__axis { position: relative; display: flex; justify-content: space-between; margin-top: 28px; }

.spectrum__axis::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background-color: #d4d6db; }
.spectrum__axis-tag { position: relative; padding: 6px 20px; border: 1px solid #d4d6db; border-radius: 20px; background-color: #ffffff; font-size: 16px; color: #6b7280; }
.spectrum__axis-tag--left { margin-left: 20px; }
.spectrum__axis-tag--right { margin-right: 20px; }
.spectrum__axis-tag--left::before, .spectrum__axis-tag--right::after { content: ""; position: absolute; top: 50%; width: 0; height: 0; border-top: 4px solid transparent; border-bottom: 4px solid transparent; transform: translateY(-50%); }

.spectrum__axis-tag--left::before { left: -20px; border-right: 7px solid #d4d6db; }

.spectrum__axis-tag--right::after { right: -20px; border-left: 7px solid #d4d6db; }

@media (prefers-reduced-motion: reduce) {
  .spectrum__wave { animation: none; opacity: 0; }
}

/* -- method cards -- */
.method-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 28px; }

.method-card { display: flex; flex-direction: column; padding: 36px 32px 40px; border: 1px solid #ececef; border-radius: 10px; background-color: #ffffff; text-align: center; }

.method-card--energy { border-color: #6fb5b0; }

.method-card--ellacor { border: 2px solid #ef7c4f; box-shadow: 0 8px 28px rgba(239, 124, 79, 0.16); }

.method-card__eng { font-size: 18px; font-weight: 700; letter-spacing: 0.5px; }

.method-card--energy .method-card__eng { color: #2f6f6b; }

.method-card--ellacor .method-card__eng { color: #ef7c4f; }

.method-card--surgical .method-card__eng { color: #8f7cc4; }

.method-card__title { margin: 6px 0 4px; font-size: 32px; font-weight: 700; color: #14181c; }

.method-card__sub { margin: 0 0 20px; font-size: 17px; color: #6b7280; }

.method-card__figure { position: relative; margin-bottom: 44px; background-color: #f7f7f7; }

.method-card__img { display: block; width: 100%; height: auto; }

.method-card__badge { position: absolute; left: 50%; bottom: -18px; transform: translateX(-50%); padding: 8px 28px; border-radius: 20px; font-size: 16px; color: #ffffff; white-space: nowrap; }

.method-card--energy .method-card__badge { background-color: #2f6f6b; }

.method-card--ellacor .method-card__badge { background-color: #ef7c4f; }

.method-card--surgical .method-card__badge { background-color: #8f7cc4; }

.method-card__lead { position: relative; align-self: flex-start; margin: 0 0 16px; padding-bottom: 6px; font-size: 19px; font-weight: 600; color: #14181c; }

.method-card__lead::after { content: ""; position: absolute; left: 0; bottom: 0; width: 36px; height: 2px; background-color: currentColor; }

.method-card--energy .method-card__lead::after { background-color: #2f6f6b; }

.method-card--surgical .method-card__lead::after { background-color: #8f7cc4; }

.method-card__lead em { font-style: normal; }

.method-card--energy .method-card__lead em { color: #2f6f6b; }

.method-card--ellacor .method-card__lead::after { background-color: #ef7c4f; }

.method-card--ellacor .method-card__lead em { color: #ef7c4f; }

.method-card--surgical .method-card__lead em { color: #8f7cc4; }

.method-card__list { margin: 0; padding: 0; list-style: none; text-align: left; }

.method-card__list li { position: relative; padding-left: 26px; font-size: 18px; line-height: 1.6; color: #4b5563; }

.method-card__list li + li { margin-top: 8px; }

.method-card__list li::before { content: ""; position: absolute; left: 3px; top: 8px; width: 6px; height: 11px; border-right: 2px solid #9ca3af; border-bottom: 2px solid #9ca3af; transform: rotate(45deg); }

.method-card--ellacor .method-card__list li { color: #14181c; font-weight: 600; }

.method-card--ellacor .method-card__list li::before { border-color: #ef7c4f; }

@media (max-width: 1280px) {
  .spectrum { padding: 36px 48px 32px; }
  .method-cards { gap: 20px; }
  .method-card { padding: 32px 24px 36px; }
  .method-card__title { font-size: 28px; }
  .method-card__list li { font-size: 17px; }
}

@media (max-width: 992px) {
  .sec09__top { grid-template-columns: 1fr; gap: 48px; }
  .method-cards { grid-template-columns: 1fr; max-width: 640px; margin-left: auto; margin-right: auto; }
  .spectrum__title { font-size: 22px; }
  .spectrum__name { font-size: 18px; }
  .spectrum__sub { font-size: 15px; }
  .spectrum__axis-tag { font-size: 15px; }
}

@media (max-width: 768px) {
  .sec09__desc br { display: none; }
  /* vertical spectrum: axis tags and points share one vertical line.
     each row draws its own half-segments (above/below its center) so the
     line always meets dot and arrow centers regardless of row height */
  .spectrum { position: relative; z-index: 0; display: flex; flex-direction: column; align-items: stretch; gap: 24px; padding: 28px 20px 24px; }
  .spectrum__title { margin: 0 0 4px; font-size: 18px; }
  .spectrum__axis, .spectrum__track { display: contents; }
  .spectrum__axis::before, .spectrum__track::before { display: none; }

  .spectrum__axis-tag { align-self: flex-start; margin: 0 0 0 64px; padding: 4px 12px; font-size: 13px; }
  .spectrum__axis-tag--left { order: -1; }
  .spectrum__axis-tag--right { order: 1; }
  .spectrum__title { order: -2; }

  .spectrum__point,
  .spectrum__point--energy,
  .spectrum__point--surgical { display: grid; grid-template-columns: 48px 1fr; grid-template-rows: auto auto; column-gap: 40px; align-items: center; align-content: center; text-align: left; min-height: 48px; }
  .spectrum__dot { grid-row: 1 / 3; }
  .spectrum__name { margin-top: 0; font-size: 16px; align-self: end; }
  .spectrum__sub { font-size: 13px; align-self: start; }

  /* line segments: x = 24px from the row's left edge (center of the 48px dot column) */
  .spectrum__point::before,
  .spectrum__point::after,
  .spectrum__axis-tag--left::after,
  .spectrum__axis-tag--right::before { content: ""; position: absolute; left: 24px; width: 4px; transform: translateX(-50%); z-index: -1; }
  .spectrum__axis-tag--left::after,
  .spectrum__axis-tag--right::before { left: -41px; }
  .spectrum__point::before { top: -12px; bottom: 50%; }
  .spectrum__point::after { top: 50%; bottom: -12px; }
  /* tags have a 1px border, and abs-positioned pseudos measure from the padding box */
  .spectrum__axis-tag--right::before { top: -13px; bottom: 50%; }
  .spectrum__axis-tag--left::after { top: 50%; bottom: -13px; }

  .spectrum__axis-tag--left::after { background: #2f6f6b; }
  .spectrum__point--energy::before { background: #2f6f6b; }
  .spectrum__point--energy::after { background: linear-gradient(180deg, #2f6f6b, #f2b896); }
  .spectrum__point--ellacor::before { background: linear-gradient(180deg, #f2b896, #ef7c4f); }
  .spectrum__point--ellacor::after { background: linear-gradient(180deg, #ef7c4f, #b9a7dc); }
  .spectrum__point--surgical::before { background: linear-gradient(180deg, #b9a7dc, #8f7cc4); }
  .spectrum__point--surgical::after { background: #8f7cc4; }
  .spectrum__axis-tag--right::before { background: #8f7cc4; }

  /* arrow caps at both ends of the line */
  .spectrum__axis-tag--left::before { left: -41px; top: 50%; bottom: auto; transform: translate(-50%, -100%); border: 6px solid transparent; border-top: 0; border-bottom: 9px solid #2f6f6b; }
  .spectrum__axis-tag--right::after { left: -41px; right: auto; top: 50%; transform: translateX(-50%); border: 6px solid transparent; border-bottom: 0; border-top: 9px solid #8f7cc4; }
  .method-card { padding: 28px 20px 32px; }
  .method-card__eng { font-size: 13px; }
  .method-card__title { font-size: 24px; }
  .method-card__sub { font-size: 14px; }
  .method-card__badge { bottom: -15px; padding: 6px 20px; font-size: 14px; }
  .method-card__figure { margin-bottom: 36px; }
  .method-card__lead { font-size: 16px; }
  .method-card__list li { padding-left: 22px; font-size: 15px; }
  .method-card__list li::before { top: 6px; width: 5px; height: 9px; }
}

/* ================= Section 10 : Check your skin ================= */
.sec10 { position: relative; background-color: #3d220d; padding: 140px 0; overflow: hidden; word-break: keep-all; }

.sec10__watermark { position: absolute; top: 20%; right: 4%; width: 46%; max-width: 820px; height: auto; pointer-events: none; }

.sec10__inner { position: relative; z-index: 1; max-width: 1700px; margin: 0 auto; padding: 0 40px; }

.sec10__heading { margin: 0 0 24px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #ffffff; font-family: "Noto Serif KR"; }

.sec10__heading em { font-style: normal; color: #ef7c4f; }

.sec10__label { display: block; height: 14px; width: auto; margin-bottom: 20px; }

.sec10__closing-dots { display: inline-flex; align-items: center; gap: 3px; }

.sec10__closing-dots i { display: block; border-radius: 50%; background-color: #ef7c4f; }

.sec10__desc { margin: 0; font-size: 20px; line-height: 1.5; color: rgba(255, 255, 255, 0.65); }

/* -- concern cards -- */
.concern-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 24px; margin: 56px 0 0; padding: 0; list-style: none; }

.concern { display: flex; flex-direction: column; align-items: center; padding: 32px 16px 28px; border-radius: 12px; background-color: #ffffff; text-align: center; }

.concern__icon { display: block; width: 80px; height: 90px; object-fit: contain; margin-bottom: 20px; }

.concern__text { flex: 1; margin: 0 0 16px; font-size: 19px; line-height: 1.55; color: #333333; }

.concern__text strong { color: #ef7c4f; }

.concern__tag { padding: 6px 18px; border: 1px solid #ef7c4f; border-radius: 20px; font-size: 15px; color: #ef7c4f; white-space: nowrap; }

/* -- closing message -- */
.sec10__closing { display: flex; flex-direction: column; align-items: center; margin-top: 64px; }

.sec10__closing-dots { flex-direction: column; gap: 4px; margin-bottom: 28px; }

.sec10__closing-dots i { width: 6px; height: 6px; }

.sec10__closing-dots i:nth-child(1) { opacity: 1; }

.sec10__closing-dots i:nth-child(2) { opacity: 0.7; }

.sec10__closing-dots i:nth-child(3) { opacity: 0.45; }

.sec10__closing-text { display: flex; align-items: center; gap: 24px; margin: 0; font-family: "Noto Serif KR"; font-size: 36px; font-weight: 700; line-height: 1.4; color: #f3a26c; text-align: center; }

.sec10__quote { flex: none; width: auto; height: 32px; }

@media (max-width: 1440px) {
  .concern-list { gap: 16px; }
  .concern__text { font-size: 17px; }
  .concern__text br { display: none; }
  .concern__tag { padding: 5px 12px; font-size: 14px; }
}

@media (max-width: 992px) {
  .concern-list { grid-template-columns: repeat(2, 1fr); }
  .concern__text br { display: inline; }
  .concern:last-child { grid-column: 1 / -1; }
  .sec10__closing-text { font-size: 28px; gap: 16px; }
  .sec10__quote { height: 26px; }
}

@media (max-width: 768px) {
  .sec10__watermark { top: 40px; width: 70%; }
  .concern-list { grid-template-columns: 1fr; gap: 12px; margin-top: 36px; }
  .concern { padding: 24px 16px 20px; }
  .concern__icon { width: 64px; height: 72px; margin-bottom: 14px; }
  .concern__text { font-size: 16px; }
  .concern__text br { display: inline; }
  .concern__tag { font-size: 13px; }
  .sec10__closing { margin-top: 48px; }
  .sec10__closing-text { font-size: 20px; gap: 10px; }
  .sec10__quote { height: 18px; }
}

/* ================= Section : Steps ================= */
.sec-steps { position: relative; background-color: #ffffff; padding: 140px 0; }

.sec-steps__head { max-width: 1700px; margin: 0 auto 40px; padding: 0 40px; word-break: keep-all; }

.sec-steps__heading { margin: 0 0 24px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c; font-family: "Noto Serif KR"; }

.sec-steps__label { display: block; height: 14px; width: auto; margin-bottom: 20px; }

.sec-steps__desc { margin: 0; font-size: 20px; line-height: 1.5; color: #4b5563; }

/* -- steps -- */
.steps { position: relative; z-index: 1; max-width: 1700px; margin: 0 auto; padding: 40px 40px 0; display: grid; grid-template-columns: repeat(4, 1fr); }

.steps::before { content: ""; position: absolute; left: 40px; right: 40px; top: 80px; height: 1px; background-color: #e5e7eb; }

.step { position: relative; display: flex; flex-direction: column; align-items: center; }

.step__badge { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; width: 100px; height: 100px; border-radius: 50%; background-color: #d4d6db; color: #ffffff; transition: background-color 0.3s ease; }

.step__badge small { font-size: 16px; font-weight: 600; letter-spacing: 1px; opacity: 0.85; }

.step__badge strong { font-size: 30px; font-weight: 700; }

.step.is-active .step__badge { background-color: #ef7c4f; }

.step__badge::before, .step__badge::after { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #ef7c4f; opacity: 0; pointer-events: none; }

.step.is-active .step__badge::before { animation: stepPulse 1.2s ease-out infinite; }

.step.is-active .step__badge::after { animation: stepPulse 1.2s ease-out infinite; animation-delay: 0.5s; }

@keyframes stepPulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.7); opacity: 0; }
}

.step__card { width: 95%; margin-top: 32px; background-color: #ffffff; border-radius: 16px; box-shadow: 0 4px 16px rgba(20, 24, 28, 0.06); overflow: hidden; }

.step__img { display: block; width: 100%; aspect-ratio: 3 / 2; border-radius: 0;}

.step__desc { margin: 0; padding: 20px 16px; text-align: center; font-size: 20px; line-height: 1.5; color: #374151; }

@media (max-width: 1280px) {
  .sec03__inner { grid-template-columns: 1fr; gap: 48px; }
  .sec03__visual { order: -1; width: 100%; max-width: 960px; margin: 0 auto; }
  .tech-compare__body { font-size: 20px; }
}

@media (max-width: 992px) {
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 48px; }
  .steps::before { display: none; }
}

@media (max-width: 768px) {
  .sec03 { padding: 80px 0; }
  .sec03__heading { font-size: 24px; }
  .tech-compare__title { font-size: 20px; }
  .tech-compare { flex-direction: column; }
  .tech-compare { gap: 16px; }
  /* 세로 배치 시 박스 높이가 달라도 두 박스 사이에 위치하도록 흐름 안에 배치 */
  .tech-compare__vs { position: relative; top: auto; left: auto; transform: none; align-self: center; margin: -32px 0; width: 48px; height: 48px; font-size: 18px; border-width: 3px; }
}

/* ================= Section 04 : Clinical evidence ================= */
.sec04 { position: relative; background-color: #fff9f6; padding: 140px 0; overflow: hidden; min-height: 100vh;}

.sec04__bg { position: absolute; top: 0; left: 0; width: 100%; height: auto; z-index: 0; pointer-events: none; opacity: 0.6; }

.sec04__inner { position: relative; z-index: 1; max-width: 1700px; margin: 0 auto; padding: 0 40px; display: grid; grid-template-columns: 65fr 35fr; gap: 80px; align-items: start;}

.sec04__heading { margin: 0 0 16px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c; font-family: "Noto Serif KR"; }

.sec04__label { display: block; height: 14px; width: auto; margin-bottom: 32px; }

/* -- stat bars -- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); align-items: end; gap: 3px; }

.stats__bar { position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between; background: #F96736; border-radius: 16px 16px 0 0; padding: 24px 16px; color: #ffffff; text-align: center; }

.stats__bar-icon { position: absolute; left: 50%; bottom: -20px; transform: translateX(-50%); width: 65%; max-width: 170px; height: auto; z-index: 0; pointer-events: none; }

.stats__bar--1 { height: 300px; }

.stats__bar--2 { height: 340px; }

.stats__bar--3 { height: 250px; }

.stats__bar--4 { height: 280px; }

.stats__bar-label { position: relative; z-index: 1; font-size: 18px; font-weight: 600; line-height: 1.4; }

.stats__bar-value { position: relative; z-index: 1; margin-bottom: 60px; font-size: 70px; font-weight: 800; font-family: "Noto Serif KR"; text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2); }

.stats__bar-unit { font-size: 0.5em; font-weight: 700; }

/* -- FDA box -- */
.fda { display: flex; align-items: center; gap: 28px; margin-top: 24px; padding: 24px 28px; border-radius: 16px; background-color: #fdece4; }

.fda__logo { flex: none; display: block; width: 110px; height: auto; padding-right: 28px; border-right: 1px solid rgba(165, 85, 58, 0.25); box-sizing: content-box; }

.fda__body { flex: 1; min-width: 0; word-break: keep-all; }

.fda__list { margin: 0 0 12px; padding: 0; list-style: none; }

.fda__list li { margin-bottom: 4px; padding-left: 14px; position: relative; font-size: 19px; line-height: 1.6; color: #4b5563; }

.fda__list li::before { content: "·"; position: absolute; left: 0; }

.fda__note { margin: 0; font-size: 14px; line-height: 1.6; color: #a5553a; font-style: italic; text-align: right;}

/* -- press marquee -- */
.press__head { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; font-size: 15px; font-weight: 600; color: #14181c; }

.press__icon { flex: none; width: 10px; height: 10px; border-radius: 2px; background-color: #F96736; }

.press__marquee { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; height: 520px; overflow: hidden; mask-image: linear-gradient(to bottom, transparent 0, black 40px, black calc(100% - 40px), transparent 100%); -webkit-mask-image: linear-gradient(to bottom, transparent 0, black 40px, black calc(100% - 40px), transparent 100%); }

.press__col { overflow: hidden; }

.press__track { display: flex; flex-direction: column; gap: 16px; animation: pressScroll 26s linear infinite; }

.press__track--slow { animation-duration: 32s; }

.press__track img { display: block; width: 100%; height: auto; }

@keyframes pressScroll {
  from { transform: translateY(0); }
  to { transform: translateY(-50%); }
}

@media (max-width: 992px) {
  .sec04__inner { grid-template-columns: 1fr; gap: 48px; }
  .press__marquee { height: 360px; }
}

@media (max-width: 768px) {
  .sec04 { padding: 80px 0; }
  .sec04__heading { font-size: 24px; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 8px; row-gap: 8px; }
  .stats__bar--1, .stats__bar--2, .stats__bar--3, .stats__bar--4 { height: 200px; }
}

/* ================= Section 05 : FAQ ================= */
.sec05 { position: relative; background-color: #ffffff; padding: 130px 0; overflow: hidden; }

.sec05__bg { position: absolute; top: 0; right: 0; width: 100%; ; height: auto; z-index: 0; pointer-events: none; }

.sec05__inner { position: relative; z-index: 1; max-width: 1700px; margin: 0 auto; padding: 0 40px; }

.sec05__heading { margin: 0 0 16px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c; font-family: "Noto Serif KR"; }

.sec05__label { display: block; height: 18px; width: auto; margin-bottom: 40px; }

.faq { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.faq__item { min-height: 220px; background-color: #ffffff; border: 2px solid #eceef1; padding: 28px; overflow: hidden; transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease; }

.faq__q { margin: -28px -28px 16px; padding: 26px 28px 16px; border-bottom: 1px solid #e5e7eb; font-size: 22px; font-weight: 700; color: #ef7c4f; transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease; }

.faq__a { margin: 0; font-size: 20px; line-height: 1.5; color: #333; }

.faq__item:hover, .faq__item.is-active { background-color: #ffffff; border-color: #ef7c4f; box-shadow: 0 10px 30px rgba(239, 124, 79, 0.15); transform: translateY(-10px);}

.faq__item:hover .faq__q, .faq__item.is-active .faq__q { background-color: #ef7c4f; border-color: #ef7c4f; color: #ffffff; }

@media (max-width: 992px) {
  .faq { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .sec05 { padding: 80px 0; }
  .sec05__heading { font-size: 24px; }
  .faq { grid-template-columns: 1fr; }
}

/* ================= Section 06 : Partner clinics ================= */
.sec06 { position: relative; background-color: #ffffff; padding: 140px 0 180px; overflow: hidden; min-height: 100vh;}

.sec06__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: right bottom; z-index: 0; pointer-events: none; }

.sec06__inner { position: relative; z-index: 1; max-width: 1700px; margin: 0 auto; padding: 0 40px; }

.sec06__content { max-width: 1300px; }

.sec06__heading { margin: 0 0 16px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c; font-family: "Noto Serif KR"; }

.sec06__label { display: block; height: 14px; width: auto; margin-bottom: 20px; }

.sec06__desc { margin: 0 0 32px; font-size: 20px; line-height: 1.7; color: #6b7280; }

.clinic-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }

.clinic-filter__btn { height: 46px; padding: 0 22px; border-radius: 30px; border: 1px solid #e5e7eb; background-color: #ffffff; color: #374151; font-size: 20px; cursor: pointer; transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease; }

.clinic-filter__btn.is-active { background-color: #14181c; border-color: #14181c; color: #ffffff; }

.clinic-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }

.clinic-card { display: block; padding: 40px 25px; border-radius: 16px; background-color: #ffffff; border: 1px solid #eceef1; box-shadow: 0 4px 16px rgba(20, 24, 28, 0.04); text-align: center; text-decoration: none; transition: transform 0.3s ease, box-shadow 0.3s ease; }

a.clinic-card:hover { transform: translateY(-4px); box-shadow: 0 8px 20px rgba(20, 24, 28, 0.08); }

.clinic-card__logo { display: block; width: 180px; height: 32px; margin: 0 auto 16px; object-fit: contain; }

.clinic-card__area { margin: 0; font-size: 18px; color: #333; }

@media (max-width: 992px) {
  .sec06__bg { object-position: right top; opacity: 0.5; }
  .sec06__content { max-width: none; }
  .clinic-list { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .sec06 { padding: 80px 0; }
  .sec06__heading { font-size: 24px; }
  .clinic-list { grid-template-columns: 1fr; }
}

/* ================= Section 07 : Instagram ================= */
.sec07 { position: relative; background-color: #384457; padding: 140px 0; overflow: hidden; }

.sec07__inner { position: relative; z-index: 1; max-width: 1700px; margin: 0 auto; padding: 0 40px; display: grid; grid-template-columns: 40fr 60fr; gap: 60px; align-items: center; }

.sec07__heading { margin: 0 0 16px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #ffffff; font-family: "Noto Serif KR"; }

.sec07__label { display: block; height: 18px; width: auto; margin-bottom: 16px; }

.sec07__desc { margin: 0 0 32px; font-size: 20px; line-height: 1.7; color: #9aa3ad; }

.sec07__btn { position: relative; display: inline-block; height: 50px; margin-bottom: 320px; border-radius: 30px; background-color: #ffffff; transition: background 0.3s ease; padding: 10px 20px;}

.sec07__btn:hover { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }

.sec07__btn-img { display: block; height: 35px; width: auto; }

.sec07__btn-img--hover { display: none; }

.sec07__btn:hover .sec07__btn-img--default { display: none; }

.sec07__btn:hover .sec07__btn-img--hover { display: block; }

.sec07__social { display: flex; gap: 12px; }

.sec07__social-link { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, 0.25); color: #ffffff; transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease; }

.sec07__social-link:hover { background-color: #ffffff; color: #2b333d; border-color: #ffffff; }

.sec07__grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

.sec07__grid-item { position: relative; overflow: hidden; border-radius: 8px; aspect-ratio: 245 / 327; }

.sec07__grid-item::after { content: ""; position: absolute; inset: 0; background-color: rgba(20, 24, 28, 0); transition: background-color 0.3s ease; pointer-events: none; }

.sec07__grid-item img { display: block; width: 100%; height: 100%;  transition: transform 0.4s ease; }

.sec07__grid-item:hover img { transform: scale(1.08); }

.sec07__grid-item:hover::after { background-color: rgba(20, 24, 28, 0.18); }

.sec07__mark { position: absolute; left: 10%; bottom: -40px; z-index: 0; width: 900px; max-width: 85%; height: auto; pointer-events: none; }

@media (max-width: 992px) {
  .sec07__inner { grid-template-columns: 1fr; gap: 40px; }
  .sec07__mark { width: 420px; }
}

@media (max-width: 640px) {
  .sec07 { padding: 80px 0; }
  .sec07__heading { font-size: 24px; }
  .sec07__grid { grid-template-columns: repeat(2, 1fr); }
}

/* ================= Section 08 : Consultation ================= */
.sec08 { background-color: #f8ddc9; padding: 140px 0; }

.sec08__inner { max-width: 1700px; margin: 0 auto; padding: 0 40px; display: grid; grid-template-columns: 57fr 43fr; gap: 0 7%; align-items: start; }

.sec08__heading { margin: 0 0 16px; font-size: 40px; font-weight: 700; line-height: 1.4; color: #14181c; font-family: "Noto Serif KR"; }

.sec08__label { display: block; height: 14px; width: auto; margin-bottom: 16px; }

.sec08__desc { margin: 0 0 80px; font-size: 20px; line-height: 1.7; color: #4b5563; word-break: keep-all; }

.perks { display: flex; flex-direction: column; gap: 18px; }

.perk { display: flex; align-items: center; gap: 24px; background-color: #ffffff; border: 1px solid #f3c4ab; border-radius: 16px; padding: 30px 32px; }

.perk__icon { flex: none; width: 80px; height: 80px; object-fit: contain; }

.perk__text { margin: 0; font-size: 19px; color: #333333; line-height: 1.6; word-break: keep-all; }

.perk__text strong { color: #ef7c4f; font-weight: 700; font-size: 22px; }

.perk__sep { margin: 0 12px; color: #333333; font-weight: 700; }

.consult-form { background-color: #ffffff; border-radius: 24px; padding: 48px 60px; box-shadow: 0 10px 30px rgba(20, 24, 28, 0.04); }

.consult-form__label { display: block; margin: 0 0 8px; font-size: 21px; font-weight: 700; color: #14181c; }

.consult-form__label:not(:first-child) { margin-top: 24px; }

.consult-form__input { display: block; width: 100%; height: 56px; padding: 0 28px; border: 1px solid #e5e7eb; border-radius: 12px; font-size: 19px; color: #14181c; background-color: #ffffff; font-family: inherit; transition: border-color 0.3s ease, box-shadow 0.3s ease; }

.consult-form__input:focus { outline: none; border-color: #ef7c4f; box-shadow: 0 0 0 3px rgba(239, 124, 79, 0.15); }

.consult-form__input::placeholder { color: #9aa3ad; }

.consult-form__select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2314181c' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 24px center; background-size: 18px; padding-right: 56px; color: #6b7280; }

.consult-form__check { display: flex; align-items: center; justify-content: flex-end; gap: 8px; margin-top: 20px; font-size: 15px; line-height: 1.5; color: #4b5563; word-break: keep-all; }

.consult-form__check input { flex: none; width: 16px; height: 16px; margin: 0; accent-color: #ef7c4f; }

.consult-form__submit { display: flex; justify-content: center; gap: 22px; width: auto; min-width: 240px; height: 68px; margin: 36px auto 0; padding: 0 40px; border: none; border-radius: 40px; font-size: 22px; cursor: pointer; }

.btn--orange { background-color: #f47c3c; color: #ffffff; transition: background-color 0.3s ease; }

.btn--orange .btn__icon { width: auto; height: auto; border: none; background: none; }

.btn--orange:hover .btn__icon { background: none; }

.btn--orange:hover { background-color: #d9643a; }

@media (max-width: 1536px) {
  .sec08__inner { grid-template-columns: 1fr; gap: 40px; }
  .sec08__desc { margin-bottom: 40px; }
}

@media (max-width: 640px) {
  .sec08 { padding: 80px 0; }
  .sec08__heading { font-size: 24px; }
  .perk { flex-wrap: wrap; }
  .consult-form { padding: 28px; }
}

/* ================= Footer ================= */
.footer { background-color: #2b333d; padding: 48px 0; }

.footer__inner { max-width: 1700px; margin: 0 auto; padding: 0 40px; }

.footer__logo { display: inline-block; margin-bottom: 16px; }

.footer__logo img { display: block; height: 40px; width: auto; }

.footer__text { margin: 0; font-size: 16px; line-height: 1.3; color: #9aa3ad; }

/* ================= Responsive ================= */
img, video { max-width: 100%; }

/* -- small desktop / laptop -- */
@media (max-width: 1280px) {
  .hero__title { font-size: 48px; }
  .hero__desc { font-size: 26px; }
  .sec02__heading, .sec03__heading, .sec09__heading, .sec10__heading, .sec-steps__heading, .sec04__heading, .sec05__heading, .sec06__heading, .sec07__heading, .sec08__heading { font-size: 34px; }
  .sec02 { padding: 140px 0; }
  .banner { position: static; width: auto; margin-top: 8px; }
  .sec02__photo { transform: none; }
  .stats__bar-value { font-size: 54px; }
  .clinic-list { grid-template-columns: repeat(3, 1fr); }
  .clinic-card__logo { width: 100%; max-width: 180px; }
  .sec07__btn { margin-bottom: 120px; }
}

/* -- tablet -- */
@media (max-width: 992px) {
  .hero__title { font-size: 40px; }
  .hero__desc { font-size: 22px; }
  .sec02, .sec03, .sec04, .sec05, .sec06, .sec07, .sec08 { padding: 100px 0; min-height: 0; }
  .sec02__heading, .sec03__heading, .sec09__heading, .sec10__heading, .sec-steps__heading, .sec04__heading, .sec05__heading, .sec06__heading, .sec07__heading, .sec08__heading { font-size: 30px; }
  .sec02__desc, .sec03__desc, .sec09__desc, .sec10__desc, .sec-steps__desc, .sec06__desc, .sec07__desc, .sec08__desc { font-size: 18px; }

  .compare__connector { display: none; }
  .compare-box--before { height: auto; transform: none; border-radius: 20px 20px 0 0; }
  .compare-box--after { border-radius: 0 0 20px 20px; }
  .sec02__photo { width: 100%; height: auto; }
  .sec02__logo { height: 56px; }

  .sec06__bg { opacity: 0.15; }

  .sec03__compare { margin-top: 48px; }
  .sec09, .sec10, .sec-steps { padding: 100px 0; }

  .faq__q { font-size: 20px; }
  .faq__a { font-size: 17px; }
  .faq__item:hover, .faq__item.is-active { transform: none; }

  .sec07__btn { margin-bottom: 32px; }
  .sec08__desc { margin-bottom: 40px; }
  .perk__text { font-size: 17px; }
  .perk__text strong { font-size: 18px; }
  .consult-form__submit { min-width: 220px; }
}

/* -- mobile -- */
@media (max-width: 768px) {
  .hero { margin-top: 60px; min-height: calc(100vh - 60px); flex-direction: column; align-items: stretch; justify-content: center; }
  /* 상단 빈 공간 도트 패턴 (아래로 갈수록 사라짐) */
  .hero::before { inset: 0 0 auto; height: 180px; background: radial-gradient(circle, rgba(255, 255, 255, 0.35) 1px, transparent 1.5px) 0 0 / 8px 8px; -webkit-mask-image: linear-gradient(to bottom, #000, transparent); mask-image: linear-gradient(to bottom, #000, transparent); }
  .hero__video { position: static; order: 2; width: 100%; height: auto; transform: none; }
  .hero__inner { order: 1; padding: 64px 20px 40px; }
  .hero__title { font-size: 32px; word-break: keep-all; }
  .hero__desc { margin-bottom: 0; font-size: 14px; line-height: 1.6; word-break: keep-all; }
  .mo-br { display: inline; }

  .sec02, .sec03, .sec04, .sec05, .sec06, .sec07, .sec08 { padding: 72px 0; }
  .sec02__inner, .sec03__inner, .sec04__inner, .sec05__inner, .sec06__inner, .sec07__inner, .sec08__inner, .footer__inner { padding-left: 20px; padding-right: 20px; }
  .sec09, .sec10, .sec-steps { padding: 72px 0; }
  .sec09__inner, .sec10__inner, .sec-steps__head { padding-left: 20px; padding-right: 20px; }
  .steps { padding: 24px 20px 0; }
  .sec02__heading, .sec03__heading, .sec09__heading, .sec10__heading, .sec-steps__heading, .sec04__heading, .sec05__heading, .sec06__heading, .sec07__heading, .sec08__heading { font-size: 24px; }
  .sec02__desc, .sec03__desc, .sec09__desc, .sec10__desc, .sec-steps__desc, .sec06__desc, .sec07__desc, .sec08__desc { font-size: 15px; }
  .sec02__desc br { display: none; }

  .compare-box__tag { font-size: 15px; margin-bottom: 20px; }
  .compare-box--after .compare-box__list li { font-size: 14px; }
  .banner { padding: 24px 20px; border-radius: 32px 0; }
  .banner__text p { font-size: 15px; }

  .tech-compare__head { padding: 14px; font-size: 16px; }
  .tech-compare__body, .tech-compare__box--before .tech-compare__body, .tech-compare__box--after .tech-compare__body { padding: 18px 16px; font-size: 15px; }
  .tech-compare__body br { display: none; }
  .step__badge { width: 72px; height: 72px; }
  .step__badge small { font-size: 12px; }
  .step__badge strong { font-size: 22px; }
  .step__card { width: 100%; margin-top: 20px; }
  /* 2줄/3줄 관계없이 3줄 높이로 고정, 글은 세로 가운데 정렬 */
  .step__desc { display: flex; flex-direction: column; justify-content: center; min-height: calc(1.5em * 3 + 28px); padding: 14px 10px; font-size: 16px; }
  .step__desc br { display: inline; }
  .steps { grid-template-columns: 1fr; column-gap: 12px; }

  .stats__bar { padding: 18px 10px; }
  .stats__bar-label { font-size: 14px; }
  .stats__bar-value { margin-bottom: 30px; font-size: 40px; }
  .fda { flex-direction: column; align-items: stretch; gap: 18px; padding: 24px 20px; }
  .fda__logo { align-self: center; width: 96px; padding: 0 0 18px; border-right: 0; border-bottom: 1px solid rgba(165, 85, 58, 0.25); }
  .fda__note { text-align: left; }
  .fda__list li { font-size: 15px; }
  .fda__note { font-size: 13px; }
  .press__marquee { height: 280px; }

  .sec05__label { margin-bottom: 28px; }
  .faq__item { min-height: 0; padding: 22px; }
  .faq__q { margin: -22px -22px 14px; padding: 20px 22px 14px; font-size: 17px; }
  .faq__a { font-size: 15px; }

  .clinic-filter__btn { height: 38px; padding: 0 16px; font-size: 15px; }
  .clinic-list { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .clinic-card { padding: 24px 12px; }
  .clinic-card__logo { height: 26px; margin-bottom: 10px; }
  .clinic-card__area { font-size: 14px; }

  .sec07__btn { height: 44px; padding: 8px 16px; }
  .sec07__btn-img { height: 28px; }
  .sec07__grid { gap: 10px; }

  .perk { gap: 14px; padding: 16px 18px; flex-wrap: nowrap; }
  .perk__icon { width: 44px; height: 44px; }
  .perk__text { font-size: 14px; }
  .perk__text strong { display: block; font-size: 16px; }
  .perk__sep { display: none; }
  .consult-form { padding: 24px 20px; border-radius: 18px; }
  .consult-form__label { font-size: 16px; }
  .consult-form__input { height: 46px; padding: 0 16px; font-size: 16px; }
  .consult-form__select { padding-right: 44px; background-position: right 16px center; }
  .consult-form__check { font-size: 14px; }
  .consult-form__submit { width: 100%; min-width: 0; height: 54px; font-size: 17px; }

  .footer { padding: 36px 0; }
  .footer__logo img { height: 28px; }
  .footer__text { font-size: 13px; line-height: 1.6; }
}

/* -- small phones -- */
@media (max-width: 400px) {
  .header__inner { padding: 0 12px; }
  .header__logo-img { height: 16px; }
  .header__menu { gap: 4px; }
  .header__btn { height: 28px; padding: 0 8px; font-size: 10px; }
  .hero__title { font-size: 28px; }
  .hero__desc { font-size: 13px; }
  .steps { grid-template-columns: 1fr; }
  .step__desc br { display: inline; }
  .stats__bar-value { font-size: 34px; }
}