/* === components.css ===
   재사용 컴포넌트: 버튼, 카드, 폼, 헤더, 푸터
   새 컴포넌트 추가 시 DESIGN_SYSTEM.md에도 문서화
========================================= */

/* ==========================================
   버튼 (Button)
========================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-primary);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
  border: 2px solid transparent;
}

.btn:active {
  transform: scale(0.98);
}

/* 버튼 크기 */
.btn--sm {
  height: 36px;
  padding: 0 var(--space-4);
  font-size: var(--text-sm);
}

.btn--md {
  height: 44px;
  padding: 0 var(--space-6);
  font-size: var(--text-base);
}

.btn--lg {
  height: 52px;
  padding: 0 var(--space-8);
  font-size: var(--text-lg);
}

/* 버튼 종류 */
.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
}

.btn--secondary {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.btn--text {
  background-color: transparent;
  color: var(--color-primary);
  border-color: transparent;
  padding-left: 0;
  padding-right: 0;
}

.btn--text:hover {
  color: var(--color-primary-dark);
}

/* ==========================================
   카드 (Card)
========================================== */

.card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card__title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.card__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* --- 태그 --- */

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-6);
}

.card__tag {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-tertiary);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

/* ==========================================
   폼 (Form)
========================================== */

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.form__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
}

.form__required {
  color: var(--color-error);
  margin-left: var(--space-1);
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  appearance: none;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--rgb-primary), 0.3);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-text-disabled);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

.form__error {
  font-size: var(--text-sm);
  color: var(--color-error);
  display: none;
}

.form__checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
}

.form__checkbox {
  flex-shrink: 0;
  width: 1.125rem;
  height: 1.125rem;
  margin-top: 0.125rem;
  accent-color: var(--color-primary-dark);
}

.form__checkbox-label a {
  color: var(--color-text-primary);
  text-decoration: underline;
}

.form__group--error .form__input,
.form__group--error .form__textarea {
  border-color: var(--color-error);
}

.form__group--error .form__error {
  display: block;
}

.form__success {
  text-align: center;
  padding: var(--space-8) 0;
}

.form__success-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-success);
}

.form__success-desc {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
}

.form__submit-error {
  margin-top: var(--space-4);
  color: var(--color-error);
}

/* ==========================================
   헤더 (Header)
========================================== */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-bg-primary);
  height: var(--header-height-mobile);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-normal);
}

.header.is-scrolled {
  box-shadow: var(--shadow-md);
}

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

.header__logo img {
  height: 40px;
  width: auto;
}

/* --- 내비게이션 --- */

.nav__list {
  display: none;
  gap: var(--space-8);
}

.nav__list.is-open {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: absolute;
  top: calc(100% + 1px);
  left: 0;
  right: 0;
  padding: var(--space-4);
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.nav__link {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--color-primary);
}

/* 포트폴리오 드롭다운(하위메뉴) */
.nav__item--dropdown {
  position: relative;
}

.nav__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav__dropdown-toggle:hover,
.nav__dropdown-toggle.is-active,
.nav__item--dropdown.is-open .nav__dropdown-toggle {
  color: var(--color-primary);
}

.nav__submenu {
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding-left: var(--space-4);
  margin-top: var(--space-2);
}

.nav__item--dropdown.is-open .nav__submenu {
  display: flex;
}

.nav__sublink {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav__sublink:hover,
.nav__sublink.is-active {
  color: var(--color-primary);
}

/* 모바일 토글 버튼
   막대는 24px 폭을 유지하되, 버튼 자체는 44x44 터치 영역을 확보한다.
   (WCAG 2.5.8 최소 24x24 충족, 모바일 권장치 44x44 기준) */

.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  margin-right: calc(var(--space-3) * -1);
  padding: 0;
}

.nav__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* 모바일 메뉴 오픈 상태 */
.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

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

@media (min-width: 1024px) {
  .header {
    height: var(--header-height-desktop);
  }

  .nav__list {
    display: flex;
  }

  .nav__toggle {
    display: none;
  }

  .nav__submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 160px;
    /* margin 대신 투명 border로 간격을 만들어, 링크→서브메뉴 사이 빈틈에서도
       .nav__item--dropdown:hover가 끊기지 않게 한다 (호버 중 메뉴 사라짐 방지) */
    margin-top: 0;
    border-top: var(--space-3) solid transparent;
    padding: var(--space-2) 0;
    background-color: var(--color-bg-primary);
    background-clip: padding-box;
    border-left: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    z-index: var(--z-dropdown);
  }

  .nav__submenu .nav__sublink {
    display: block;
    padding: var(--space-2) var(--space-4);
  }

  .nav__item--dropdown:hover .nav__submenu {
    display: flex;
  }
}

/* ==========================================
   히어로 (Hero)
========================================== */

.hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-20) 0 var(--space-16);
  background: linear-gradient(160deg,
    var(--color-primary-light) 0%,
    var(--color-primary) 55%,
    var(--color-primary-dark) 100%);
  text-align: center;
}

/* --- 배경 유기적 블롭 --- */

.hero__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(64px);
  opacity: 0.45;
  pointer-events: none;
  animation: hero-blob-float 20s infinite alternate ease-in-out;
}

.hero__blob--1 {
  width: 320px;
  height: 280px;
  top: 0;
  left: 4%;
  background-color: var(--color-white);
  opacity: 0.5;
}

.hero__blob--2 {
  width: 260px;
  height: 240px;
  top: 8%;
  right: 6%;
  background-color: var(--color-primary-dark);
  opacity: 0.4;
  animation-duration: 25s;
  animation-direction: alternate-reverse;
}

.hero__blob--3 {
  width: 220px;
  height: 200px;
  bottom: 10%;
  left: 38%;
  background-color: var(--color-secondary);
  opacity: 0.12;
  animation-duration: 18s;
}

@keyframes hero-blob-float {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(36px, -48px) scale(1.12); }
}

.hero__kicker {
  position: relative;
  z-index: 1;
  font-weight: var(--weight-semibold);
  letter-spacing: 0.14em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
}

.hero__title {
  position: relative;
  z-index: 1;
  color: var(--color-text-primary);
  margin-bottom: var(--space-8);
}

.hero__actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.hero__actions--center {
  justify-content: center;
}

/* 노란색 배경 위에서 대비를 살리는 다크 CTA */
.hero .btn--primary {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-white);
}

.hero .btn--primary:hover {
  background-color: var(--color-gray-900);
  border-color: var(--color-gray-900);
}

/* 노란색 배경 위에서 대비를 살리는 아웃라인 버튼 */
.hero .btn--outline {
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.hero .btn--outline:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

/* --- 글래스모피즘 카드 (3D 틸트 + 마우스 스포트라이트) --- */

.glass-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 55rem;
  margin: 0 auto;
}

.glass-card {
  position: relative;
  overflow: hidden;
  perspective: 1000px;
  text-align: left;
  background: var(--glass-surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  box-shadow: var(--glass-shadow);
  will-change: transform;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

/* 마우스 위치를 따라가는 스포트라이트 (JS가 --mx, --my를 갱신) */
.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), var(--spotlight-color) 0%, transparent 60%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.glass-card:hover::before {
  opacity: 1;
}

.glass-card__nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.glass-card__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* 로고가 가로형 워드마크(362x113)라 정사각 고정 시 찌그러진다. 높이만 고정한다 */
.glass-card__logo-img {
  width: auto;
  height: 20px;
}

.glass-card__btn {
  background-color: var(--color-primary);
  color: var(--color-secondary);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  text-decoration: none;
}

.glass-card__body {
  position: relative;
  overflow: hidden;
  min-height: 18rem;
  display: flex;
  align-items: center;
  padding: var(--space-16) var(--space-8);
  background: linear-gradient(135deg,
    var(--color-white) 0%,
    var(--color-primary-light) 55%,
    var(--color-primary) 100%);
}

.glass-card__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.35;
  animation: glass-blob-liquid 12s infinite alternate ease-in-out;
}

.glass-card__blob--1 {
  width: 240px;
  height: 220px;
  top: -40px;
  left: -30px;
  background-color: var(--color-white);
}

.glass-card__blob--2 {
  width: 200px;
  height: 180px;
  right: -20px;
  bottom: -40px;
  background-color: var(--color-secondary);
  opacity: 0.12;
  animation-direction: alternate-reverse;
}

@keyframes glass-blob-liquid {
  0%, 100% { border-radius: 42% 58% 70% 30% / 45% 45% 55% 55%; }
  50%      { border-radius: 70% 30% 46% 54% / 30% 60% 70% 40%; }
}

.glass-card__title {
  position: relative;
  z-index: 1;
  font-size: clamp(1.5rem, 3.2vw, 2.5rem);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

.glass-card__title-line {
  display: block;
  min-height: 1.3em;
}

.glass-card__title-line + .glass-card__title-line {
  margin-top: var(--space-2);
}

/* 타이핑 커서 (JS가 현재 입력 중인 줄에 삽입) */
.glass-card__cursor {
  display: inline-block;
  width: 3px;
  height: 0.9em;
  margin-left: 2px;
  background-color: var(--color-secondary);
  vertical-align: middle;
  animation: glass-cursor-blink 0.8s infinite;
}

@keyframes glass-cursor-blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .hero__blob,
  .glass-card__blob,
  .glass-card__cursor,
  .solution-item__icon::after {
    animation: none;
  }

  .solution-item {
    opacity: 1;
    transform: none;
    transition: box-shadow var(--transition-normal), background-color var(--transition-normal);
  }

  .solution-item:hover .solution-item__icon {
    transform: none;
  }
}

@media (max-width: 767px) {
  .hero {
    padding: var(--space-16) 0 var(--space-10);
  }

  .glass-card__body {
    min-height: 14rem;
    padding: var(--space-10) var(--space-5);
  }
}

@media (min-width: 1024px) {
  .hero {
    padding: var(--space-32) 0 var(--space-20);
  }

  .hero__title {
    max-width: 40rem;
    margin-left: auto;
    margin-right: auto;
  }
}

/* ==========================================
   배너 슬라이더 (히어로 하단 영상 + 이미지 슬라이드)
========================================== */

.banner-slider {
  padding: var(--space-10) 0;
  background-color: var(--color-bg-secondary);
}

.banner-slider__viewport {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.banner-slider__track {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  transition: transform var(--transition-slow);
}

.banner-slider__slide {
  position: relative;
  flex: 0 0 100%;
  width: 100%;
  padding-top: 32%;
}

.banner-slider__video-wrap,
.banner-slider__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.banner-slider__video {
  width: 100%;
  height: 100%;
  border: 0;
}

.banner-slider__image {
  object-fit: cover;
}

/* 모바일은 전용 소재(4:3)를 쓰므로 박스 비율도 4:3으로 맞춘다 */
@media (max-width: 767px) {
  .banner-slider__slide {
    padding-top: 75%;
  }

  /* 모바일에서는 첫 번째 영상 슬라이드를 노출하지 않는다 */
  .banner-slider__slide:first-child,
  .banner-slider__indicator:first-child {
    display: none;
  }
}

/* --- 인디케이터 (스토리형 진행 바) --- */

.banner-slider__indicators {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.banner-slider__indicator {
  position: relative;
  width: 40px;
  height: 4px;
  padding: 0;
  border: 0;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-tertiary);
  overflow: hidden;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.banner-slider__indicator:hover {
  background-color: var(--color-border-strong);
}

.banner-slider__indicator-fill {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background-color: var(--color-primary-dark);
  transform: scaleX(0);
  transform-origin: left;
}

.banner-slider__indicator.is-active .banner-slider__indicator-fill {
  animation-name: banner-slider-fill;
  animation-timing-function: linear;
  animation-fill-mode: forwards;
}

.banner-slider__indicator.is-done .banner-slider__indicator-fill {
  transform: scaleX(1);
}

@keyframes banner-slider-fill {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* --- 브랜드 스테이트먼트 --- */

.brand-statement {
  padding: var(--space-20) 0;
  text-align: center;
}

.brand-statement__line {
  font-size: var(--text-xl);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.brand-statement__line:last-child {
  margin-bottom: 0;
}

.brand-statement__highlight {
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
}

@media (min-width: 1024px) {
  .brand-statement {
    padding: var(--space-32) 0;
  }

  .brand-statement__line {
    font-size: var(--text-2xl);
  }
}

/* ==========================================
   서비스 쇼케이스 (카드 스택)
========================================== */

.showcase__stack {
  position: relative;
  margin-top: var(--space-8);
}

.showcase__panel {
  position: sticky;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-6);
  min-height: 60vh;
  margin-bottom: var(--space-6);
  padding: var(--space-10) var(--space-6);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.showcase__panel:nth-child(1) { top: 5.5rem; z-index: 1; }
.showcase__panel:nth-child(2) { top: 7rem; z-index: 2; }
.showcase__panel:nth-child(3) { top: 8.5rem; z-index: 3; }
.showcase__panel:nth-child(4) { top: 10rem; z-index: 4; }

.showcase__number {
  display: block;
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  color: var(--color-border-strong);
  margin-bottom: var(--space-2);
}

.showcase__category {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-2);
}

.showcase__title {
  margin-bottom: var(--space-4);
}

.showcase__desc {
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.showcase__panel .card__tags {
  margin-bottom: var(--space-6);
}

/* --- 검색어 트렌드 위젯 --- */

.trend-widget {
  padding: var(--space-5);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.trend-widget__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.trend-widget__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.trend-widget__item {
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 7.5rem) 1fr 2rem;
  align-items: center;
  gap: var(--space-3);
}

.trend-widget__rank {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-primary-dark);
  text-align: center;
}

.trend-widget__name {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-tight);
  word-break: keep-all;
}

.trend-widget__bar-track {
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-tertiary);
  overflow: hidden;
}

.trend-widget__bar-fill {
  display: block;
  width: 0;
  height: 100%;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-dark);
  transition: width 1.2s var(--transition-slow);
}

.trend-widget__score {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-muted);
  text-align: right;
}

.trend-widget__caption {
  margin-top: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.showcase__panel-media {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--color-bg-tertiary);
}

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

@media (min-width: 1024px) {
  .showcase__panel {
    flex-direction: row;
    align-items: center;
    gap: var(--space-16);
  }

  .showcase__panel-content {
    flex: 1;
  }

  .showcase__panel-media {
    flex: 1;
  }
}

.split-layout__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

/* --- 강조 박스 (Feature highlight) --- */

.feature-highlight {
  background-color: var(--color-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  overflow: hidden;
}

.feature-highlight .split-layout {
  gap: var(--space-8);
}

.feature-highlight .split-layout__content {
  color: var(--color-white);
  flex: 1;
  min-width: 0;
}

.feature-highlight .split-layout__content h2 {
  color: var(--color-white);
}

.feature-highlight .split-layout__content > p {
  color: var(--color-white);
  margin: var(--space-4) 0 var(--space-6);
}

.feature-highlight .split-layout__media {
  flex: 1;
  min-width: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.feature-highlight .split-layout__media img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.feature-highlight__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.feature-highlight__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-white);
  line-height: var(--leading-relaxed);
}

.feature-highlight__list li::before {
  content: '✓';
  flex-shrink: 0;
  font-weight: bold;
  color: var(--color-secondary);
  font-size: var(--text-lg);
  width: 1.5rem;
  text-align: center;
}

@media (min-width: 1024px) {
  .feature-highlight {
    padding: var(--space-12);
  }

  .feature-highlight .split-layout {
    gap: var(--space-12);
  }
}

/* --- CTA 배너 --- */

.cta-banner {
  text-align: center;
  background-color: var(--color-secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-12) var(--space-8);
}

.cta-banner__title {
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-banner__desc {
  color: var(--color-gray-300);
  margin-bottom: var(--space-8);
}

/* --- 솔루션 아이템 --- */

.solution-item {
  position: relative;
  text-align: center;
  padding: var(--space-8) var(--space-5);
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-primary);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.6s var(--transition-slow),
    transform 0.6s var(--transition-slow),
    box-shadow var(--transition-normal),
    background-color var(--transition-normal);
}

/* 뷰포트 진입 시 카드가 순서대로(스태거) 떠오르며 나타난다 */
.solution-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.solution-item:nth-child(1) { transition-delay: 0ms; }
.solution-item:nth-child(2) { transition-delay: 90ms; }
.solution-item:nth-child(3) { transition-delay: 180ms; }
.solution-item:nth-child(4) { transition-delay: 270ms; }
.solution-item:nth-child(5) { transition-delay: 360ms; }
.solution-item:nth-child(6) { transition-delay: 450ms; }

.solution-item:hover {
  box-shadow: var(--shadow-lg);
  background-color: var(--color-primary-light);
}

.solution-item__icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-tertiary);
  color: var(--color-primary-dark);
  margin-bottom: var(--space-4);
  overflow: hidden;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    transform var(--transition-normal);
}

.solution-item:hover .solution-item__icon {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: scale(1.12) rotate(-8deg);
}

.solution-item__icon svg {
  width: 26px;
  height: 26px;
}

/* 아이콘 위를 주기적으로 스치는 자동 반짝임(shine) 효과 */
.solution-item__icon::after {
  content: '';
  position: absolute;
  inset: 0 auto 0 -60%;
  width: 40%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.85), transparent);
  transform: skewX(-20deg);
  animation: solution-icon-shine 4s ease-in-out infinite;
}

.solution-item:nth-child(1) .solution-item__icon::after { animation-delay: 0.2s; }
.solution-item:nth-child(2) .solution-item__icon::after { animation-delay: 0.9s; }
.solution-item:nth-child(3) .solution-item__icon::after { animation-delay: 1.6s; }
.solution-item:nth-child(4) .solution-item__icon::after { animation-delay: 2.3s; }
.solution-item:nth-child(5) .solution-item__icon::after { animation-delay: 3.0s; }
.solution-item:nth-child(6) .solution-item__icon::after { animation-delay: 3.7s; }

@keyframes solution-icon-shine {
  0%   { left: -60%; }
  15%  { left: 130%; }
  100% { left: 130%; }
}

.solution-item__title {
  margin-bottom: var(--space-2);
  transition: color var(--transition-normal);
}

.solution-item:hover .solution-item__title {
  color: var(--color-primary-dark);
}

.solution-item__desc {
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* ==========================================
   포트폴리오 카테고리 카드
========================================== */

.card--category {
  text-align: center;
}

.card--category .card__media {
  aspect-ratio: 480 / 320;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-5);
  background-color: var(--color-bg-tertiary);
}

.card--category .card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card--category .btn {
  margin-top: var(--space-4);
  width: 100%;
}

/* ==========================================
   이미지 블러 placeholder + 로드 완료 페이드인
   (modules/img-fade.js가 .is-loaded를 붙여준다)
========================================== */

.img-fade {
  opacity: 0;
  filter: blur(16px);
  transform: scale(1.04);
  transition: opacity var(--transition-slow), filter var(--transition-slow), transform var(--transition-slow);
}

.img-fade.is-loaded {
  opacity: 1;
  filter: blur(0);
  transform: scale(1);
}

@media (prefers-reduced-motion: reduce) {
  .img-fade {
    filter: none;
    transform: none;
    transition: opacity var(--transition-fast);
  }
}

/* 자동 스크롤 마퀴 안에서 쓰이는 고정 너비 카드 (예: 병원 사례) */
.card--marquee {
  flex-shrink: 0;
  width: 280px;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .card--marquee {
    width: 320px;
  }
}

/* ==========================================
   섹션 킥커 (소제목 위 라벨)
========================================== */

.section__kicker {
  text-align: center;
  font-weight: var(--weight-semibold);
  color: var(--color-primary-dark);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

/* ==========================================
   병원 마케팅 무료 상담 신청 (Hospital Lead)
========================================== */

.hospital-lead {
  background-color: var(--color-bg-secondary);
}

.hospital-lead__grid {
  display: grid;
  gap: var(--space-10);
  max-width: 42rem;
  margin: 0 auto;
}

.hospital-lead__form-wrap .contact__form {
  margin: 0;
  max-width: none;
}

/* ==========================================
   워크플로우 (Workflow)
========================================== */

.workflow {
  padding: var(--space-16) 0;
  background-color: var(--color-primary);
  color: var(--color-secondary);
  text-align: center;
}

.workflow__title {
  margin-bottom: var(--space-12);
  color: var(--color-secondary);
}

.workflow__step {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.workflow__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background-color: var(--color-secondary);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}

.workflow__icon svg {
  width: 28px;
  height: 28px;
}

.workflow__step-title {
  color: var(--color-secondary);
  margin-bottom: var(--space-3);
}

.workflow__step-desc {
  font-size: var(--text-sm);
  color: var(--color-secondary);
  opacity: 0.8;
  line-height: var(--leading-relaxed);
}

@media (min-width: 1024px) {
  .workflow {
    padding: var(--space-24) 0;
  }
}

/* ==========================================
   협업 파트너 통계 (Stats)
========================================== */

.stats {
  background-color: var(--color-primary);
  color: var(--color-secondary);
}

.stats .section__kicker,
.stats .section__title {
  color: var(--color-secondary);
}

/* --- 총 파트너 수 카운터 --- */

.stats__counter {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.stats__counter-number {
  font-size: var(--text-6xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
}

.stats__counter-label {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
}

/* --- 개별 통계 카드 --- */

.stat-card {
  min-width: 0; /* 슬라이드 트랙(max-content)이 그리드 트랙을 밀어내지 않도록 고정 */
  background-color: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-card__number {
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  color: var(--color-primary-dark);
  line-height: var(--leading-tight);
}

.stat-card__label {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
}

/* --- 진행률 바 --- */

.stat-card__progress {
  height: 6px;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-tertiary);
  overflow: hidden;
  margin: var(--space-5) 0 var(--space-3);
}

.stat-card__progress-bar {
  width: 0;
  height: 100%;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-dark);
  transition: width 1.6s var(--transition-slow);
}

/* --- 파트너사 무한 슬라이드 --- */

.stat-card__slideshow {
  height: 32px;
  overflow: hidden;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-tertiary);
  margin-top: var(--space-2);
}

.stat-card__slide-track {
  display: flex;
  width: max-content;
  height: 100%;
  animation: stat-card-slide-left 40s linear infinite;
}

.stat-card__slide-track--reverse {
  animation-name: stat-card-slide-right;
}

.stat-card__slide-item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0 var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  white-space: nowrap;
}

@keyframes stat-card-slide-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-33.333%); }
}

@keyframes stat-card-slide-right {
  from { transform: translateX(-33.333%); }
  to   { transform: translateX(0); }
}

/* ==========================================
   푸터 (Footer)
========================================== */

.footer {
  background-color: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: var(--space-12) 0 var(--space-8);
  border-top: 3px solid var(--color-primary);
}

.footer__top {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: var(--space-8);
}

.footer__tagline {
  margin-top: var(--space-3);
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-gray-100);
}

/* --- 대표 전화번호 CTA --- */

.footer__call {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-5);
  padding: var(--space-3) var(--space-5);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
  color: var(--color-primary);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

.footer__call:hover {
  background-color: var(--color-primary);
  color: var(--color-secondary);
}

.footer__call svg {
  width: 20px;
  height: 20px;
}

.footer__nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer__nav a {
  font-size: var(--text-base);
  color: var(--color-gray-300);
  transition: color var(--transition-fast);
}

.footer__nav a:hover {
  color: var(--color-white);
}

.footer__info {
  font-style: normal;
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.footer__info a {
  color: var(--color-gray-300);
}

.footer__copy {
  margin-top: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-gray-500);
}

.footer__contact-title {
  color: var(--color-white);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-5);
}

.footer__form {
  margin: 0;
  max-width: none;
}

.footer__form .form__label {
  color: var(--color-gray-300);
}

.footer__info-wrap {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

@media (min-width: 768px) {
  .footer__top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

/* --- 본문 인라인 링크 --- */

/*
 * 문단·리스트 안에 섞이는 링크.
 * 밝은 배경(카드)과 어두운 배경(feature-highlight) 양쪽에서 쓰이므로
 * 색을 지정하지 않고 currentColor 밑줄로 클릭 가능함을 표시한다.
 * 색만으로 구분하면 WCAG 대비 기준을 못 맞추고, 노란 primary는 흰 배경에서 읽히지 않는다.
 */
.link-inline {
  font-weight: var(--weight-semibold);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: text-decoration-thickness var(--transition-fast);
}

/* 호버 시에도 밑줄을 유지해 색에만 의존하지 않는다 */
.link-inline:hover,
.link-inline:focus-visible {
  color: inherit;
  text-decoration-thickness: 2px;
}

/* --- 플로팅 메뉴 (전화하기 / 맨 위로) --- */

/*
 * 화면 우측 하단에 고정되는 버튼 묶음. floating-menu.js가 body 하위에 삽입한다.
 * 전화 버튼은 항상 노출, 맨 위로 버튼은 일정 스크롤 이후에만 나타난다.
 */
.floating-menu {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.floating-menu__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 68px;
  height: 68px;
  border: none;
  border-radius: var(--radius-full);
  /* 브랜드 골드 배경 + 잉크색 아이콘으로 사이트 톤과 통일 */
  background: var(--color-primary);
  color: var(--color-intro-ink);
  box-shadow: var(--shadow-xl);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.floating-menu__btn svg {
  width: 30px;
  height: 30px;
}

.floating-menu__btn:hover,
.floating-menu__btn:focus-visible {
  transform: translateY(-2px);
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-xl), 0 0 16px rgba(var(--rgb-primary), 0.55);
}

/* 맨 위로 — 라벨 없이 아이콘만, 기본은 숨김, 스크롤 시 노출 */
.floating-menu__btn--top {
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
}

.floating-menu.is-top-visible .floating-menu__btn--top {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (min-width: 768px) {
  .floating-menu {
    right: var(--space-8);
    bottom: var(--space-8);
  }

  .floating-menu__btn {
    width: 72px;
    height: 72px;
  }
}