/* ═══════════════════════════════════════════════════════════════════
   AENON KO — 한국어 전용 디자인 레이어
   Base: css/v3-main.css 위에 적재
   한국 대기업 수준의 미니멀·프리미엄 디자인
   삼성 SDI / CJ Feed / SK / LG Energy Solution 스타일 참고
   ═══════════════════════════════════════════════════════════════════ */

/* ── 한국어 폰트 시스템 ── */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700;800;900&family=Noto+Serif+KR:wght@400;600;700&display=swap');

:root {
  --f-ko-sans:  'Noto Sans KR', 'Apple SD Gothic Neo', 'Malgun Gothic', 'Nanum Gothic', sans-serif;
  --f-ko-serif: 'Noto Serif KR', 'Apple SD Gothic Neo', Georgia, serif;

  /* 한국어 타이포 스케일 보정 */
  --ko-tracking: -0.01em;
  --ko-leading:  1.80;
}

/* ── 한국어 기본 타이포 오버라이드 ── */
body {
  font-family: var(--f-ko-sans);
  word-break: keep-all;
  overflow-wrap: break-word;
}

.hero__headline,
.display {
  font-family: var(--f-ko-serif);
  letter-spacing: var(--ko-tracking);
  word-break: keep-all;
}

.hero__headline {
  font-size: clamp(2.1rem, 4.8vw, 3.9rem);
  line-height: 1.22;
  font-weight: 700;
}

.hero__headline em {
  font-style: normal;
  font-weight: 800;
}

p, li, .lead, .body-sm {
  word-break: keep-all;
  line-height: var(--ko-leading);
}

.lead {
  font-size: clamp(0.9375rem, 1.4vw, 1.0625rem);
  color: var(--c-slate-600);
  line-height: 1.85;
}

/* ── 내비게이션 한국어 ── */
.nav-link {
  font-size: 0.875rem;
  letter-spacing: -0.01em;
  font-weight: 500;
}

.btn-partnership {
  font-size: 0.8125rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

/* ── HERO 섹션 ── */
.hero__sub {
  font-size: clamp(0.9375rem, 1.4vw, 1.0625rem);
  line-height: 1.90;
  color: rgba(255,255,255,0.68);
  word-break: keep-all;
}

.hero__tagline {
  font-size: 0.875rem;
  line-height: 1.75;
  color: rgba(144,224,239,0.75);
  font-style: normal;
}

/* ── 인포그래픽: 왜 메탄인가 ── */
.methane-infographic {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
@media (max-width: 768px) {
  .methane-infographic { grid-template-columns: 1fr; gap: 1rem; }
}

.methane-card {
  background: var(--c-white);
  border: 1px solid var(--c-slate-100);
  border-radius: var(--r-lg);
  padding: 2rem 1.75rem;
  text-align: center;
  box-shadow: var(--s-sm);
  transition: box-shadow var(--t-mid), transform var(--t-mid);
}
.methane-card:hover {
  box-shadow: var(--s-md);
  transform: translateY(-3px);
}
.methane-card__icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.375rem;
}
.methane-card__icon--blue { background: rgba(0,100,180,0.10); color: var(--c-sky); }
.methane-card__icon--teal { background: rgba(0,180,216,0.12); color: var(--c-teal); }
.methane-card__icon--green { background: rgba(0,200,150,0.12); color: var(--c-accent); }

.methane-card__num {
  font-family: var(--f-ko-sans);
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--c-deep);
  line-height: 1;
  margin-bottom: 0.375rem;
  letter-spacing: -0.03em;
}
.methane-card__num sup {
  font-size: 1rem;
  vertical-align: super;
}
.methane-card__label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-slate-800);
  margin-bottom: 0.5rem;
  word-break: keep-all;
}
.methane-card__desc {
  font-size: 0.8125rem;
  color: var(--c-slate-400);
  line-height: 1.65;
  word-break: keep-all;
}

/* ── 메탄 경로 시각화 ── */
.methane-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-top: 3rem;
  background: linear-gradient(135deg, rgba(0,31,63,0.03), rgba(0,100,180,0.05));
  border: 1px solid var(--c-slate-100);
  border-radius: var(--r-xl);
  padding: 2rem;
  flex-wrap: wrap;
}
.methane-flow__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 140px;
  padding: 1rem 0.75rem;
}
.methane-flow__icon {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--c-deep);
  color: var(--c-foam);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 0.875rem;
  box-shadow: var(--s-sm);
}
.methane-flow__label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-slate-800);
  word-break: keep-all;
  line-height: 1.45;
}
.methane-flow__arrow {
  color: var(--c-teal);
  font-size: 1.25rem;
  padding: 0 0.25rem;
  opacity: 0.6;
  flex-shrink: 0;
}
@media (max-width: 640px) {
  .methane-flow { flex-direction: column; }
  .methane-flow__arrow { transform: rotate(90deg); }
}

/* ── 왜 해조류인가: 생리활성 성분 카드 ── */
.bioactive-ko-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  margin-top: 3rem;
}
@media (max-width: 1024px) {
  .bioactive-ko-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 640px) {
  .bioactive-ko-grid { grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
}

.bioactive-ko-card {
  background: var(--c-white);
  border: 1px solid var(--c-slate-100);
  border-radius: var(--r-lg);
  padding: 1.5rem 1.25rem;
  text-align: center;
  transition: box-shadow var(--t-mid), transform var(--t-mid), border-color var(--t-mid);
}
.bioactive-ko-card:hover {
  box-shadow: var(--s-md);
  border-color: rgba(0,180,216,0.25);
  transform: translateY(-2px);
}
.bioactive-ko-card__dot {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.25rem;
}
.bioactive-ko-card__name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-slate-800);
  margin-bottom: 0.375rem;
  word-break: keep-all;
}
.bioactive-ko-card__sub {
  font-size: 0.75rem;
  color: var(--c-slate-400);
  line-height: 1.55;
  word-break: keep-all;
}

/* ── Aenon Platform: 원료 테이블 ── */
.platform-ko-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-top: 3rem;
}
@media (max-width: 768px) {
  .platform-ko-wrapper { grid-template-columns: 1fr; }
}

.ingredient-group {
  background: var(--c-white);
  border: 1px solid var(--c-slate-100);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--s-xs);
}
.ingredient-group__header {
  padding: 1.125rem 1.5rem;
  background: linear-gradient(135deg, var(--c-deep), var(--c-ocean));
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.ingredient-group__header.header--teal {
  background: linear-gradient(135deg, var(--c-kelp), var(--c-green));
}
.ingredient-group__header.header--sky {
  background: linear-gradient(135deg, var(--c-sky), var(--c-teal));
}
.ingredient-group__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-white);
}
.ingredient-group__badge {
  margin-left: auto;
}
.ingredient-list {
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}
.ingredient-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--c-slate-50);
  border-radius: var(--r-sm);
  font-size: 0.875rem;
}
.ingredient-item__dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.ingredient-item__name {
  font-weight: 600;
  color: var(--c-slate-800);
  flex: 1;
}
.ingredient-item__name-ko {
  font-size: 0.75rem;
  color: var(--c-slate-400);
  margin-left: 0.25rem;
}
.ingredient-item__badge {
  margin-left: auto;
}

/* ── Why Aenon: 4-pillar 그리드 ── */
.why-ko-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
@media (max-width: 1024px) {
  .why-ko-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .why-ko-grid { grid-template-columns: 1fr; }
}

.why-ko-card {
  background: var(--c-white);
  border: 1px solid var(--c-slate-100);
  border-radius: var(--r-lg);
  padding: 2rem 1.625rem;
  transition: box-shadow var(--t-mid), transform var(--t-mid);
}
.why-ko-card:hover {
  box-shadow: var(--s-md);
  transform: translateY(-3px);
}
.why-ko-card__num {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-teal);
  margin-bottom: 1.25rem;
}
.why-ko-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--r-md);
  background: rgba(0,51,102,0.07);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  color: var(--c-deep);
  margin-bottom: 1.25rem;
}
.why-ko-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--c-slate-800);
  margin-bottom: 0.75rem;
  word-break: keep-all;
}
.why-ko-card__body {
  font-size: 0.875rem;
  color: var(--c-slate-600);
  line-height: 1.80;
  word-break: keep-all;
}

/* ── 미래 확장 분야: 탭 카드 ── */
.future-ko-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}
@media (max-width: 900px) {
  .future-ko-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
}

.future-ko-card {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--c-slate-100);
  box-shadow: var(--s-xs);
  transition: box-shadow var(--t-mid), transform var(--t-mid);
}
.future-ko-card:hover {
  box-shadow: var(--s-md);
  transform: translateY(-3px);
}
.future-ko-card__header {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.future-ko-card__icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.future-ko-card__title-wrap {}
.future-ko-card__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-slate-800);
  margin-bottom: 0.25rem;
}
.future-ko-card__body {
  padding: 0 1.5rem 1.5rem;
}
.future-ko-tag-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.future-ko-tag {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.625rem 0.875rem;
  background: var(--c-slate-50);
  border-radius: var(--r-sm);
  font-size: 0.8125rem;
  color: var(--c-slate-700);
  font-weight: 500;
  word-break: keep-all;
}
.future-ko-tag i {
  font-size: 0.5rem;
  color: var(--c-teal);
  flex-shrink: 0;
}

/* ── 연락처 섹션 ── */
.contact-ko-note {
  font-size: 0.75rem;
  color: var(--c-slate-400);
  margin-top: 0.75rem;
  line-height: 1.6;
}

/* ── 형사적 데이터 바 ── */
.challenge-bar-wrap {
  margin-top: 3rem;
}
.challenge-bar {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 2rem;
  padding: 2.5rem 3rem;
  background: linear-gradient(135deg, rgba(0,31,63,0.04), rgba(0,100,180,0.06));
  border: 1px solid var(--c-slate-100);
  border-radius: var(--r-xl);
}
@media (max-width: 768px) {
  .challenge-bar { grid-template-columns: 1fr; gap: 1.5rem; padding: 2rem 1.5rem; }
}
.challenge-stat {
  text-align: center;
  padding: 1rem;
  border-radius: var(--r-md);
}
.challenge-stat__num {
  font-family: var(--f-ko-sans);
  font-size: 2.75rem;
  font-weight: 900;
  color: var(--c-deep);
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 0.5rem;
}
.challenge-stat__label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--c-slate-700);
  margin-bottom: 0.375rem;
  word-break: keep-all;
}
.challenge-stat__sub {
  font-size: 0.75rem;
  color: var(--c-slate-400);
  line-height: 1.55;
  word-break: keep-all;
}

/* ── 경쟁력 비교 테이블 ── */
.compare-table-wrap {
  margin-top: 2rem;
  overflow-x: auto;
  border-radius: var(--r-lg);
  box-shadow: var(--s-sm);
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--c-white);
  min-width: 560px;
}
.compare-table th {
  padding: 1rem 1.25rem;
  background: var(--c-deep);
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  text-align: left;
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}
.compare-table th:first-child {
  border-radius: var(--r-md) 0 0 0;
}
.compare-table th:last-child {
  border-radius: 0 var(--r-md) 0 0;
}
.compare-table td {
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--c-slate-100);
  color: var(--c-slate-700);
  vertical-align: middle;
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table tr.row-highlight td { background: rgba(0,51,102,0.04); }
.compare-table .check { color: var(--c-accent); font-size: 1rem; }
.compare-table .cross { color: var(--c-slate-300); font-size: 0.875rem; }
.compare-table .partial { color: var(--badge-pilot); }

/* ── 스크롤리텔링 패널 한국어 ── */
.scrolly-panel__title {
  word-break: keep-all;
  line-height: 1.5;
}
.scrolly-panel__body {
  word-break: keep-all;
}

/* ── 폼 섹션 한국어 ── */
.form-subtitle {
  word-break: keep-all;
}
.inquiry-chip {
  font-size: 0.8125rem;
  word-break: keep-all;
}

/* ── 푸터 한국어 ── */
.site-footer-v3 p,
.footer-v3-brand address {
  word-break: keep-all;
}

/* ── 구분선 ── */
.section-divider {
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--c-teal), var(--c-accent));
  border-radius: 2px;
  margin: 1.25rem 0 2rem;
}

/* ── 숫자 강조 인라인 ── */
.num-highlight {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--c-deep);
  letter-spacing: -0.04em;
}