@charset "utf-8";
@font-face {
  font-family: 'Brandon';
  src: url('assets/fonts/Brandon_reg.otf');
}
@font-face {
  font-family: 'Brandon';
  src: url('assets/fonts/Brandon_bld.otf');
  font-weight: 700;
}

:root {
  --navy: #0a1628;
  --blue: #4a90b8;
  --orange: #e5a022;
  --orange-hover: #d48f18;
  --silver: #c0c0c0;
  --dark: #07101d;
  --text-main: #192536;
  --text-sub: #64748b;
  --bg-light: #f8fafc;
  --border: #e2e8f0;
  --white: #ffffff;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Pretendard", "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  background-color: #ffffff;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 3px;
}

/* 상단 스크롤 진행 인디케이터 (동적 액션) */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--blue), #00a2db);
  z-index: 9999;
  transition: width 0.1s ease-out;
  box-shadow: 0 0 10px rgba(74, 144, 184, 0.6);
}

.skip {
  position: fixed;
  z-index: 999;
  left: 16px;
  top: -80px;
  background: var(--navy);
  color: #ffffff;
  padding: 12px 20px;
  border-radius: 6px;
  font-weight: 700;
  transition: top 0.2s ease;
}

.skip:focus {
  top: 16px;
}

.shell {
  width: min(var(--max-width), calc(100% - 48px));
  margin: 0 auto;
}

/* ========================================================
   DYNAMIC ACTIONS & ANIMATION ENGINE
   ======================================================== */
.anim-reveal {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.85s cubic-bezier(0.16, 1, 0.3, 1), transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.anim-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.anim-slide-left {
  opacity: 0;
  transform: translateX(-55px);
  transition: opacity 0.95s cubic-bezier(0.16, 1, 0.3, 1), transform 0.95s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.anim-slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.anim-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1), transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.anim-scale.visible {
  opacity: 1;
  transform: scale(1);
}

.anim-stagger > * {
  opacity: 0;
  transform: translateY(35px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.anim-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}
.anim-stagger.visible > *:nth-child(1) { transition-delay: 0.1s; }
.anim-stagger.visible > *:nth-child(2) { transition-delay: 0.18s; }
.anim-stagger.visible > *:nth-child(3) { transition-delay: 0.26s; }
.anim-stagger.visible > *:nth-child(4) { transition-delay: 0.34s; }
.anim-stagger.visible > *:nth-child(5) { transition-delay: 0.42s; }
.anim-stagger.visible > *:nth-child(6) { transition-delay: 0.5s; }

/* ========================================================
   HEADER
   ======================================================== */
.qshop-header {
  height: 74px;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow 0.3s ease;
}

.qshop-header .nav-wrap {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.qshop-logo {
  display: flex;
  align-items: center;
  transition: transform 0.25s ease;
}

.qshop-logo:hover {
  transform: scale(1.02);
}

.qshop-logo-img {
  height: 34px;
  width: auto;
  object-fit: contain;
}

/* ========================================================
   GNB NAVIGATION BAR & CATEGORY MENU
   ======================================================== */
.qshop-gnb {
  display: flex;
  align-items: center;
}

.qshop-gnb-list {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.qshop-gnb-link {
  display: inline-block;
  font-size: 15px;
  font-weight: 700;
  color: #192536;
  padding: 8px 4px;
  position: relative;
  transition: color 0.25s ease;
  white-space: nowrap;
}

.qshop-gnb-link:hover {
  color: var(--orange);
}

.qshop-gnb-link.active {
  color: var(--orange);
}

.qshop-gnb-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--orange);
  border-radius: 2px;
}

.qshop-nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.qshop-contact-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--orange);
  color: #ffffff !important;
  font-size: 14px;
  font-weight: 800;
  padding: 9px 22px;
  border-radius: 20px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px rgba(229, 160, 34, 0.35);
  white-space: nowrap;
}

.qshop-contact-btn:hover {
  background: var(--orange-hover);
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 20px rgba(229, 160, 34, 0.5);
}

/* 모바일 햄버거 토글 버튼 */
.menu {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  transition: background-color 0.2s ease;
}

.menu:hover {
  background-color: rgba(0, 0, 0, 0.04);
}

.menu span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--navy);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.menu[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========================================================
   1. HERO
   ======================================================== */
.qs-hero {
  position: relative;
  min-height: 680px;
  display: flex;
  align-items: center;
  background: #0a1628 url('assets/hero-bg.png') center center / cover no-repeat;
  color: #ffffff;
  overflow: hidden;
}

.qs-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.38);
  z-index: 1;
}

.qs-hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  padding: 110px 0;
}

.qs-hero-content h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -2px;
  color: #ffffff;
  margin-bottom: 24px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}

.qs-hero-desc {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.7;
  color: #f1f5f9;
  margin-bottom: 34px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.35);
}

.qs-hero-desc p {
  margin-bottom: 6px;
}

.qs-hero-desc strong {
  font-weight: 800;
  color: #ffffff;
}

.qs-hero-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--orange);
  color: #ffffff !important;
  font-size: 18px;
  font-weight: 800;
  padding: 14px 44px;
  border-radius: 24px;
  border: 2px solid var(--orange);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 6px 20px rgba(229, 160, 34, 0.4);
}

.qs-hero-btn:hover {
  background: var(--orange-hover);
  border-color: var(--orange-hover);
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 10px 28px rgba(229, 160, 34, 0.55);
}

/* ========================================================
   2. ORIGINAL GERMAN EMS & METRICS
   ======================================================== */
.qs-section-intro-metrics {
  padding: 100px 0 110px;
  background: #ffffff;
}

.qs-origin-block {
  text-align: center;
  max-width: 900px;
  margin: 0 auto 60px;
}

.qs-origin-kicker {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 5px;
  color: var(--orange);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.qs-kicker-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--orange);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.qs-kicker-badge::before {
  content: "";
  display: inline-block;
  width: 10px;
  height: 16px;
  background: var(--orange);
  border-radius: 2px;
}

.qs-origin-lead {
  font-size: clamp(1.15rem, 1.9vw, 1.45rem);
  font-weight: 700;
  line-height: 1.7;
  color: var(--text-main);
  word-break: keep-all;
}

.qs-metric-bar {
  background: var(--orange);
  border-radius: 91px;
  padding: 48px 60px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  text-align: center;
  color: #ffffff;
  box-shadow: 0 18px 45px rgba(229, 160, 34, 0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.qs-metric-bar:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 55px rgba(229, 160, 34, 0.45);
}

.qs-metric-item {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.qs-metric-icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
  color: #ffffff;
}

.qs-metric-item:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -15px;
  top: 15%;
  height: 70%;
  width: 1px;
  background: rgba(255, 255, 255, 0.35);
}

.qs-metric-item h3 {
  font-size: clamp(2rem, 3.2vw, 2.7rem);
  font-weight: 900;
  letter-spacing: -1px;
  color: #ffffff;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.qs-metric-item p {
  font-size: 1rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: 0.02em;
}

/* ========================================================
   3. FEATURES (좌측 타이틀 + 우측 6개 리스트 카드)
   ======================================================== */
.qs-features-section {
  padding: 100px 0 120px;
  background: var(--bg-light);
  border-top: 1px solid var(--border);
}

.qs-features-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: start;
}

.qs-features-left h2 {
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 18px;
  letter-spacing: -1px;
}

.qs-features-left p {
  font-size: 1.25rem;
  line-height: 1.7;
  color: var(--text-sub);
  word-break: keep-all;
}

.qs-features-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.qs-feature-item {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  gap: 22px;
  box-shadow: 0 6px 20px rgba(10, 22, 40, 0.03);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.qs-feature-item:hover {
  transform: translateX(8px);
  border-color: var(--orange);
  box-shadow: 0 10px 28px rgba(229, 160, 34, 0.18);
}

.qs-feature-icon {
  width: 58px;
  height: 58px;
  flex-shrink: 0;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.qs-feature-icon img {
  width: 58px;
  height: 58px;
  object-fit: contain;
}

.qs-feature-text h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 6px;
}

.qs-feature-text p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text-sub);
  margin: 0;
  word-break: keep-all;
}

/* ========================================================
   4. PROVEN EXPERTISE (2x2 그리드 실사 카드)
   ======================================================== */
.qs-expertise-section {
  padding: 110px 0 130px;
  background: #ffffff;
}

.qs-expertise-title {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 60px;
  letter-spacing: -1px;
}

.qs-expertise-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

.qs-expertise-card {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(10, 22, 40, 0.06);
  background: #ffffff;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.qs-expertise-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 45px rgba(10, 22, 40, 0.12);
}

.qs-expertise-card .card-img {
  width: 100%;
  height: 280px;
  overflow: hidden;
}

.qs-expertise-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.qs-expertise-card:hover .card-img img {
  transform: scale(1.05);
}

.qs-expertise-card .card-body {
  padding: 30px;
}

.qs-expertise-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(74, 144, 184, 0.12);
  color: var(--blue);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.qs-expertise-card p {
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text-sub);
  margin: 0;
  word-break: keep-all;
}

/* ========================================================
   5. KEY BENEFITS (좌측 타이틀 + 우측 6개 아이콘 그리드)
   ======================================================== */
.qs-benefits-section {
  padding: 110px 0 120px;
  background: var(--bg-light);
  border-top: 1px solid var(--border);
}

.qs-benefits-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.qs-benefits-left h2 {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.qs-benefits-left p {
  font-size: 1.2rem;
  line-height: 1.7;
  color: var(--text-sub);
  word-break: keep-all;
}

.qs-benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.qs-benefit-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 30px 22px;
  text-align: center;
  box-shadow: 0 6px 20px rgba(10, 22, 40, 0.03);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.qs-benefit-card:hover {
  transform: translateY(-6px);
  border-color: var(--orange);
}

.qs-benefit-icon {
  font-size: 2.2rem;
  color: #1e293b;
  margin-bottom: 14px;
}

.qs-benefit-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 8px;
}

.qs-benefit-card p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--text-sub);
  margin: 0;
  word-break: keep-all;
}

/* ========================================================
   6. GROUP MODEL FULL-WIDTH BANNER
   ======================================================== */
.qs-group-banner {
  width: 100%;
  overflow: hidden;
  position: relative;
  background: #f1f5f9;
}

.qs-group-banner img {
  width: 100%;
  height: auto;
  max-height: 580px;
  object-fit: cover;
  object-position: center center;
  display: block;
}

/* ========================================================
   7. STIMAWELL과 함께하세요 (4-ROW LIST)
   ======================================================== */
.qs-together-section {
  padding: 110px 0 120px;
  background: #ffffff;
}

.qs-together-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
  align-items: start;
}

.qs-together-left h2 {
  font-size: clamp(2.2rem, 3.8vw, 3.2rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.qs-together-left p {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--text-sub);
  word-break: keep-all;
}

.qs-together-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.qs-together-row {
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.qs-together-row:hover {
  transform: translateX(6px);
  border-color: var(--orange);
}

.qs-together-info h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 4px;
}

.qs-together-info p {
  font-size: 0.92rem;
  color: var(--text-sub);
  margin: 0;
}

.qs-together-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #000000;
  color: #ffffff !important;
  font-size: 13px;
  font-weight: 800;
  padding: 10px 22px;
  border-radius: 4px;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

.qs-together-btn:hover {
  background: var(--orange);
}

/* ========================================================
   8. TRUSTED BY USERS & PARTNERS (4-CARD GRID)
   ======================================================== */
.qs-trusted-section {
  padding: 110px 0 120px;
  background: var(--bg-light);
  border-top: 1px solid var(--border);
}

.qs-trusted-title {
  font-size: clamp(2.2rem, 3.8vw, 3rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 50px;
  letter-spacing: -1px;
}

.qs-trusted-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.qs-trusted-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px 24px;
  box-shadow: 0 6px 20px rgba(10, 22, 40, 0.03);
  transition: transform 0.3s ease;
}

.qs-trusted-card:hover {
  transform: translateY(-6px);
}

.qs-trusted-num {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--orange);
  margin-bottom: 14px;
  font-family: Brandon, Arial;
}

.qs-trusted-card h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
}

.qs-trusted-card p {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-sub);
  margin: 0;
  word-break: keep-all;
}

/* ========================================================
   9. BLACK BANNER (CTA)
   ======================================================== */
.qs-black-banner {
  background: #000000;
  color: #ffffff;
  padding: 110px 0;
  text-align: center;
}

.qs-black-content {
  max-width: 860px;
  margin: 0 auto;
}

.qs-black-accent {
  display: inline-block;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.qs-black-content h2 {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.qs-black-content p {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.8;
  color: #cbd5e1;
  word-break: keep-all;
}

/* ========================================================
   10. FAQ (자주 묻는 질문)
   ======================================================== */
.qs-faq-section {
  padding: 110px 0 130px;
  background: #ffffff;
}

.qs-faq-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
  align-items: start;
}

.qs-faq-left h2 {
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
  letter-spacing: -1px;
}

.qs-faq-left p {
  font-size: 1.2rem;
  line-height: 1.7;
  color: var(--text-sub);
}

.qs-faq-list {
  display: flex;
  flex-direction: column;
}

.qs-faq-item {
  border-bottom: 1px solid var(--border);
  padding: 24px 0;
}

.qs-faq-item summary {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

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

.qs-faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--blue);
  font-weight: 600;
  transition: transform 0.25s ease;
}

.qs-faq-item[open] summary::after {
  content: "−";
}

.qs-faq-item p {
  margin-top: 14px;
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--text-sub);
  word-break: keep-all;
}

/* ========================================================
   11. FOOTER (회장님 지시: 하단 진한 네이비 + 순백색 글씨)
   ======================================================== */
.qshop-footer {
  background: #0a1628; /* 진한 네이비 */
  color: #ffffff;     /* 흰색 글씨 */
  padding: 80px 0 40px;
  border-top: 1px solid rgba(74, 144, 184, 0.25);
}

.qs-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.qs-footer-logo-block h4 {
  font-size: 1.5rem;
  font-weight: 900;
  color: #ffffff;
  margin: 12px 0 8px;
  letter-spacing: -0.5px;
}

.qs-footer-logo-block p {
  font-size: 0.95rem;
  color: #cbd5e1;
  max-width: 450px;
  line-height: 1.6;
}

.qs-footer-logo-text {
  display: inline-block;
  font-family: Brandon, "Pretendard", -apple-system, sans-serif;
  font-size: 1.7rem;
  font-weight: 900;
  color: #ffffff !important;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 4px;
}

.qs-footer-logo-text sup {
  font-size: 0.8rem;
  font-weight: 700;
  vertical-align: super;
}

.qs-footer-right-block {
  text-align: right;
}

.qs-footer-tel {
  font-size: 1.8rem;
  font-weight: 900;
  color: #ffffff;
  margin-bottom: 8px;
  font-family: Brandon, Arial;
}

.qs-footer-time {
  font-size: 0.9rem;
  color: #94a3b8;
  margin-bottom: 20px;
}

.qs-footer-links {
  display: flex;
  gap: 20px;
  font-size: 14px;
  font-weight: 700;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.qs-footer-links a {
  color: #ffffff !important; /* 순백색 */
  transition: color 0.2s ease;
}

.qs-footer-links a:hover {
  color: var(--blue) !important;
}

.qs-footer-bottom {
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #94a3b8;
  flex-wrap: wrap;
  gap: 15px;
}

.qs-footer-bottom p {
  color: #ffffff; /* 순백색 */
  margin: 0;
}

/* ========================================================
   KAKAO CHAT FLOATING BUTTON
   ======================================================== */
.kakao-float-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #222222;
  color: #ffffff !important;
  padding: 10px 20px;
  border-radius: 26px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  z-index: 999;
  transition: transform 0.2s ease, background 0.2s ease;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.kakao-float-btn:hover {
  transform: translateY(-3px);
  background: #000000;
}

.kakao-float-btn svg {
  width: 20px;
  height: 20px;
  fill: #fee500;
}

/* ========================================================
   SUB-PAGES COMMON STYLES
   ======================================================== */
.page-hero {
  min-height: 380px;
  color: #ffffff;
  background: linear-gradient(90deg, rgba(10,22,40,0.96), rgba(10,22,40,0.8) 50%, rgba(10,22,40,0.3)), var(--hero) center/cover;
  display: flex;
  align-items: flex-end;
  padding-bottom: 60px;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 900;
  margin: 12px 0;
  color: #ffffff;
}

.page-hero p {
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.page-hero span {
  display: block;
  color: #cbd5e1;
  font-size: 1.05rem;
  max-width: 650px;
}

.intro, .section {
  padding: 80px 0;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 30px;
  display: flex;
  flex-direction: column;
}

.card span {
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 900;
}

.card h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin: 20px 0 10px;
  color: var(--navy);
}

.card p {
  color: var(--text-sub);
  margin-bottom: 20px;
}

.card a {
  margin-top: auto;
  font-weight: 800;
  font-size: 0.9rem;
  color: var(--blue);
}

.product-grid {
  display: grid;
  gap: 30px;
  padding: 60px 0;
}

.product-grid article {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--bg-light);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
}

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

.product-grid article div {
  padding: 50px;
}

.contact {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
}

.contact form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
}

.contact label:nth-child(4), .contact .consent, .contact button {
  grid-column: 1 / -1;
}

.contact input, .contact select, .contact textarea {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: inherit;
}

.contact button {
  background: var(--blue);
  color: #ffffff;
  font-weight: 800;
  padding: 14px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-size: 16px;
  transition: all 0.25s ease;
}

.contact button:hover {
  background: #3a789c;
  transform: translateY(-2px);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: #ffffff !important;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: 800;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.button:hover {
  background: var(--blue);
}

/* ========================================================
   SUBPAGE PREMIUM UI STYLES
   ======================================================== */
.sub-page-hero {
  background: linear-gradient(135deg, rgba(10, 22, 40, 0.95), rgba(7, 16, 29, 0.88)), var(--hero) center/cover no-repeat;
  color: #ffffff;
  padding: 100px 0 70px;
  position: relative;
  border-bottom: 3px solid var(--orange);
}

.sub-page-hero .shell {
  max-width: 1000px;
}

.sub-hero-kicker {
  display: inline-block;
  background: rgba(229, 160, 34, 0.2);
  color: var(--orange);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  border: 1px solid rgba(229, 160, 34, 0.4);
}

.sub-page-hero h1 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 16px;
  color: #ffffff;
}

.sub-hero-desc {
  font-size: 1.15rem;
  color: #cbd5e1;
  line-height: 1.7;
}

.sub-section {
  padding: 80px 0;
  border-bottom: 1px solid #f1f5f9;
}

.sub-section.alt-bg {
  background-color: #f8fafc;
}

.sub-section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 50px;
}

.sub-section-head.text-left {
  text-align: left;
  margin-left: 0;
}

.sub-kicker {
  display: inline-block;
  color: var(--orange);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.sub-title {
  font-size: clamp(1.8rem, 2.8vw, 2.4rem);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 16px;
}

.sub-lead {
  font-size: 1.05rem;
  color: #64748b;
  line-height: 1.7;
}

.sub-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.sub-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.sub-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.sub-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.02);
  display: flex;
  flex-direction: column;
}

.sub-card:hover {
  transform: translateY(-4px);
  border-color: rgba(229, 160, 34, 0.4);
  box-shadow: 0 12px 28px rgba(0,0,0,0.08);
}

.sub-card-num {
  font-size: 28px;
  font-weight: 900;
  color: var(--orange);
  margin-bottom: 12px;
  font-family: 'Brandon', sans-serif;
}

.sub-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
}

.sub-card p {
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.65;
}

.sub-card-badge {
  display: inline-block;
  align-self: flex-start;
  background: #f1f5f9;
  color: var(--navy);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
  margin-bottom: 14px;
}

.timeline-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 30px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 32px;
  transition: all 0.3s ease;
}

.timeline-item:hover {
  border-color: var(--orange);
  box-shadow: 0 8px 24px rgba(229, 160, 34, 0.1);
}

.timeline-year {
  font-size: 26px;
  font-weight: 900;
  color: var(--orange);
  font-family: 'Brandon', sans-serif;
  display: flex;
  align-items: center;
}

.timeline-content h4 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 8px;
}

.timeline-content p {
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.spec-table-wrap {
  width: 100%;
  overflow-x: auto;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: #ffffff;
  margin: 30px 0;
  box-shadow: 0 4px 16px rgba(0,0,0,0.02);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 15px;
}

.spec-table th, .spec-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.spec-table th {
  background-color: var(--navy);
  color: #ffffff;
  font-weight: 800;
  white-space: nowrap;
}

.spec-table tr:last-child td {
  border-bottom: none;
}

.spec-table tr:nth-child(even) td {
  background-color: #f8fafc;
}

.spec-table .highlight {
  color: var(--orange);
  font-weight: 800;
}

.sub-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
  margin-bottom: 60px;
}

.sub-split:last-child {
  margin-bottom: 0;
}

.sub-split.reverse {
  direction: rtl;
}

.sub-split.reverse > * {
  direction: ltr;
}

.sub-split-img {
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.sub-split-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.sub-split-text h3 {
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.35;
}

.sub-split-text p {
  color: #475569;
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.sub-split-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: #1e293b;
  font-weight: 600;
}

.sub-split-list li::before {
  content: "✔";
  color: var(--orange);
  font-weight: 900;
}

.safety-box {
  background: #fffbeb;
  border-left: 4px solid var(--orange);
  border-radius: 12px;
  padding: 24px;
  margin: 24px 0;
}

.safety-box.danger {
  background: #fef2f2;
  border-left-color: #ef4444;
}

.safety-box h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: #991b1b;
  margin-bottom: 10px;
}

.safety-box p, .safety-box ul {
  font-size: 0.95rem;
  color: #7f1d1d;
  line-height: 1.6;
}

.sub-cta-banner {
  background: linear-gradient(135deg, var(--navy), #07101d);
  color: #ffffff;
  border-radius: 20px;
  padding: 50px 40px;
  text-align: center;
  margin: 60px 0 0;
  box-shadow: 0 16px 36px rgba(10, 22, 40, 0.2);
}

.sub-cta-banner h3 {
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 12px;
  color: #ffffff;
}

.sub-cta-banner p {
  color: #cbd5e1;
  font-size: 1.05rem;
  margin-bottom: 26px;
}

.sub-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--orange);
  color: #ffffff !important;
  font-size: 16px;
  font-weight: 800;
  padding: 14px 34px;
  border-radius: 30px;
  transition: all 0.3s ease;
  box-shadow: 0 6px 18px rgba(229, 160, 34, 0.4);
}

.sub-cta-btn:hover {
  background: var(--orange-hover);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 24px rgba(229, 160, 34, 0.55);
}

/* ========================================================
   RESPONSIVE DESIGN (MOBILE & TABLET)
   ======================================================== */
@media(max-width:960px) {
  .menu {
    display: flex;
  }
  .qshop-gnb {
    position: fixed;
    top: 74px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, opacity 0.3s ease;
    opacity: 0;
    pointer-events: none;
    z-index: 99;
  }
  .qshop-gnb.open {
    max-height: 480px;
    opacity: 1;
    pointer-events: auto;
  }
  .qshop-gnb-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 16px 24px 24px;
    width: 100%;
  }
  .qshop-gnb-list li {
    width: 100%;
  }
  .qshop-gnb-link {
    display: block;
    width: 100%;
    padding: 12px 0;
    font-size: 16px;
    border-bottom: 1px solid #f1f5f9;
  }
  .qshop-gnb-link.active::after {
    bottom: -1px;
  }
}

@media(max-width:850px) {
  .qs-hero {
    min-height: 520px;
  }
  .qs-hero-content h1 {
    font-size: 2.2rem;
  }
  .qs-metric-bar {
    grid-template-columns: 1fr;
    border-radius: 24px;
    padding: 30px 20px;
    gap: 25px;
  }
  .qs-metric-item:not(:last-child)::after {
    display: none;
  }
  .qs-features-grid,
  .qs-expertise-grid,
  .qs-benefits-layout,
  .qs-together-layout,
  .qs-faq-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .qs-benefits-grid {
    grid-template-columns: 1fr 1fr;
  }
  .qs-trusted-grid {
    grid-template-columns: 1fr 1fr;
  }
  .cards, .product-grid article, .contact {
    grid-template-columns: 1fr;
  }
  .contact form {
    grid-template-columns: 1fr;
  }
  .qs-footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
  .qs-footer-right-block {
    text-align: left;
  }
  .qs-footer-links {
    justify-content: flex-start;
  }
  .sub-grid-2, .sub-grid-3, .sub-grid-4 {
    grid-template-columns: 1fr;
  }
  .sub-split, .sub-split.reverse {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }
}