/* =============================================
   MERIDIAN International — Main Stylesheet
   ============================================= */

/* ----------- RESET & BASE ----------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --black:       #0a0a0a;
  --white:       #ffffff;
  --off-white:   #fafafa;
  --light-gray:  #f4f4f4;
  --mid-gray:    #888888;
  --dark-gray:   #444444;
  --gold:        #b8973a;
  --gold-light:  #d4b35a;
  --gold-pale:   #f5eed8;
  --navy:        #1a2a4a;
  --border:      #e0e0e0;

  --font-serif:  'Cormorant Garamond', Georgia, serif;
  --font-sans:   'Inter', 'Noto Sans KR', sans-serif;
  --font-kr:     'Noto Sans KR', sans-serif;

  --header-h:    72px;
  --section-pad: 100px;
  --container-w: 1180px;
  --radius:      4px;
  --transition:  0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  color: var(--black);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* =============================================
   HEADER / NAV — always white, never dark
   ============================================= */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);

  /* Always white — no JS colour flip */
  background: var(--white);
  border-bottom: 1px solid var(--border);

  /* Subtle shadow for depth */
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.nav-container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo — constrained height, object-fit preserves aspect */
.nav-logo img {
  height: 44px;
  width: auto;
  object-fit: contain;

  /* The logo has a white background; since the nav is also white it
     blends seamlessly. We add a very subtle ring so it doesn't float. */
  border-radius: 2px;
}

.nav-links {
  display: flex;
  gap: 36px;
  align-items: center;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dark-gray);
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}

.nav-links a:hover { color: var(--black); }
.nav-links a:hover::after { width: 100%; }

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
  transition: var(--transition);
}

/* =============================================
   HERO
   ============================================= */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding-top: var(--header-h);
  overflow: hidden;
}

/* Subtle geometric pattern overlay */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 80px,
      rgba(255,255,255,0.02) 80px,
      rgba(255,255,255,0.02) 81px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 80px,
      rgba(255,255,255,0.02) 80px,
      rgba(255,255,255,0.02) 81px
    );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 760px;
  padding: 0 24px;
}

/* Hero overlay — darkens the background image */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.52) 0%,
    rgba(0,0,0,0.38) 50%,
    rgba(0,0,0,0.70) 100%
  );
  z-index: 0;
}

.hero-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 300;
  line-height: 1.12;
  color: var(--white);
  margin-bottom: 28px;
}

.hero-subline-en {
  font-size: 1.05rem;
  font-weight: 300;
  color: rgba(255,255,255,0.75);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.hero-subline-kr {
  font-family: var(--font-kr);
  font-size: 0.9rem;
  font-weight: 300;
  color: rgba(255,255,255,0.45);
  margin-bottom: 44px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.35);
  font-size: 1rem;
  animation: bounce 2s infinite;
  z-index: 1;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-block;
  padding: 13px 30px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all var(--transition);
}

.btn-primary {
  background: var(--gold);
  color: var(--white);
  border: 1px solid var(--gold);
}

.btn-primary:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.08);
}

.btn-full { width: 100%; text-align: center; }

/* =============================================
   STATEMENT
   ============================================= */
.section-statement {
  background: var(--black);
  padding: 80px 0;
  text-align: center;
}

.section-statement blockquote {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.5vw, 1.65rem);
  font-style: italic;
  font-weight: 300;
  color: var(--white);
  line-height: 1.6;
  margin-bottom: 20px;
}

.statement-kr {
  font-family: var(--font-kr);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  font-weight: 300;
}

.br-desk { display: block; }

/* =============================================
   SECTION SHARED
   ============================================= */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}

.section-label-kr {
  display: block;
  font-family: var(--font-kr);
  font-size: 0.82rem;
  color: var(--mid-gray);
  margin-top: 8px;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  line-height: 1.2;
  color: var(--black);
}

/* =============================================
   ABOUT
   ============================================= */
.section-about {
  padding: var(--section-pad) 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
  align-items: start;
}

.about-text p {
  font-size: 0.97rem;
  color: var(--dark-gray);
  margin-bottom: 18px;
  line-height: 1.8;
}

.about-text .text-kr {
  font-family: var(--font-kr);
  font-size: 0.85rem;
  color: var(--mid-gray);
  border-left: 2px solid var(--gold);
  padding-left: 14px;
  margin-top: 24px;
}

.about-categories {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.category-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.category-card:hover {
  border-color: var(--gold);
  box-shadow: 0 4px 20px rgba(184,151,58,0.08);
}

/* Image thumbnail on top of the card */
.category-img {
  width: 100%;
  height: 140px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  flex-shrink: 0;
}

.category-card-body {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px 20px;
}

.category-card h3 {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 2px;
}

.category-card p {
  font-family: var(--font-kr);
  font-size: 0.78rem;
  color: var(--mid-gray);
  margin: 0;
}

.category-card-body .category-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gold-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1rem;
  flex-shrink: 0;
}

/* =============================================
   HISTORY VISUAL BANNER
   ============================================= */
.history-visual-banner {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 40px;
  height: 280px;
}

.history-visual-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.history-visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.72) 40%, rgba(0,0,0,0.2) 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 48px;
}

.history-visual-overlay p {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  font-weight: 300;
  font-style: italic;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.3;
}

.history-visual-overlay span {
  font-family: var(--font-kr);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}

/* =============================================
   BUSINESS VISUAL BLOCK
   ============================================= */
.business-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 52px;
}

.business-visual-img {
  background-size: cover;
  background-position: center;
  min-height: 300px;
}

.business-visual-text {
  padding: 48px 40px;
  background: var(--black);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.business-visual-text h3 {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  font-weight: 300;
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.3;
}

.business-visual-text p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  margin-bottom: 14px;
}

.business-visual-text .text-kr {
  font-family: var(--font-kr);
  font-size: 0.80rem;
  color: rgba(255,255,255,0.35);
  border-left: 2px solid var(--gold);
  padding-left: 12px;
  line-height: 1.7;
}

@media (max-width: 768px) {
  .business-visual       { grid-template-columns: 1fr; }
  .business-visual-img   { min-height: 200px; }
  .business-visual-text  { padding: 28px 20px; }
  .history-visual-banner { height: 200px; }
  .history-visual-overlay { padding: 0 24px; }
  .category-img          { height: 110px; }
}

.about-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 32px;
  background: var(--light-gray);
}

.stat-item {
  flex: 1;
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 3.5rem;
  font-weight: 300;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 10px;
}

.stat-label {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--dark-gray);
  line-height: 1.5;
}

.stat-label small {
  display: block;
  font-family: var(--font-sans);
  color: var(--dark-gray);
  font-size: 0.75rem;
  font-weight: 400;
  margin-top: 3px;
  letter-spacing: 0.02em;
}

.stat-kr {
  font-family: var(--font-kr) !important;
  color: var(--mid-gray) !important;
  font-size: 0.70rem !important;
  margin-top: 2px !important;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
  margin: 0 20px;
}

/* =============================================
   IDENTITY BANNER
   ============================================= */
.section-identity {
  background: var(--black);
  padding: var(--section-pad) 0;
}

.identity-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.1);
}

.identity-item {
  background: var(--black);
  padding: 48px 40px;
}

.identity-item h3 {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.identity-item p {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: 14px;
}

.identity-item .text-kr-sm {
  font-family: var(--font-kr);
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}

/* =============================================
   HISTORY
   ============================================= */
.section-history {
  padding: var(--section-pad) 0;
  background: var(--off-white);
}

.history-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.history-block {
  padding: 40px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.history-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--gold-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.3rem;
  margin-bottom: 24px;
}

.history-block h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 18px;
  color: var(--black);
}

.history-block p {
  font-size: 0.93rem;
  color: var(--dark-gray);
  margin-bottom: 14px;
  line-height: 1.8;
}

.history-block .text-kr {
  font-family: var(--font-kr);
  font-size: 0.82rem;
  color: var(--mid-gray);
  border-left: 2px solid var(--gold);
  padding-left: 14px;
  margin-top: 18px;
  line-height: 1.7;
}

/* Trade Flow */
.trade-flow {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
}

.trade-flow-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 400;
  margin-bottom: 36px;
  color: var(--black);
  letter-spacing: 0.05em;
}

.trade-flow-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: nowrap;
}

.flow-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 24px 32px;
  min-width: 150px;
}

.flow-node strong {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--black);
}

.flow-node span {
  font-size: 0.82rem;
  color: var(--dark-gray);
}

.flow-kr {
  font-family: var(--font-kr);
  font-size: 0.75rem;
  color: var(--mid-gray);
}

.flow-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--dark-gray);
  margin-bottom: 8px;
}

.flow-icon-gold {
  background: var(--gold);
  color: var(--white) !important;
}

.flow-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 0 12px;
  color: var(--gold);
  flex-shrink: 0;
}

.flow-arrow i { font-size: 1.4rem; }

.flow-arrow span {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mid-gray);
  white-space: nowrap;
}

.flow-kr-sm {
  font-family: var(--font-kr) !important;
  color: var(--mid-gray) !important;
  font-size: 0.65rem !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  white-space: nowrap;
}

/* =============================================
   BUSINESS
   ============================================= */
.section-business {
  padding: var(--section-pad) 0;
  background: var(--white);
}

.business-intro {
  text-align: center;
  font-size: 0.95rem;
  color: var(--dark-gray);
  max-width: 680px;
  margin: 0 auto 52px;
  line-height: 1.8;
}

.text-kr-inline {
  display: block;
  font-family: var(--font-kr);
  font-size: 0.82rem;
  color: var(--mid-gray);
  margin-top: 8px;
}

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

/* Last 2 cards centred when odd count */
.biz-card:nth-last-child(-n+2):first-child,
.biz-card:nth-last-child(-n+2):first-child ~ .biz-card {
  /* handled via JS if needed; CSS fallback: just let them flow */
}

.biz-card {
  padding: 36px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.biz-card:hover {
  border-color: var(--gold);
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
  transform: translateY(-3px);
}

.biz-number {
  position: absolute;
  top: 28px;
  right: 28px;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 300;
  color: rgba(184,151,58,0.18);
  line-height: 1;
}

.biz-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gold-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.15rem;
  margin-bottom: 18px;
}

.biz-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 4px;
  line-height: 1.3;
}

.biz-kr {
  font-family: var(--font-kr);
  font-size: 0.78rem;
  color: var(--gold);
  margin-bottom: 16px;
  font-weight: 400;
}

.biz-card p {
  font-size: 0.87rem;
  color: var(--dark-gray);
  line-height: 1.75;
  margin-bottom: 12px;
}

.biz-card .text-kr {
  font-family: var(--font-kr);
  font-size: 0.78rem;
  color: var(--mid-gray);
  line-height: 1.65;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* Align last row cards */
.business-grid .biz-card:nth-child(4) { grid-column: 1; }
.business-grid .biz-card:nth-child(5) { grid-column: 2; }

@media (min-width: 900px) {
  .business-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  /* 5-card layout: rows 1-2 each 3/2 columns — override */
  .business-grid .biz-card:nth-child(4) {
    grid-column: auto;
  }
  .business-grid .biz-card:nth-child(5) {
    grid-column: auto;
  }
}

/* =============================================
   STRENGTHS
   ============================================= */
.section-strengths {
  padding: var(--section-pad) 0;
  background: var(--light-gray);
}

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.strength-item {
  padding: 36px 28px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.strength-item:hover {
  box-shadow: 0 8px 28px rgba(0,0,0,0.06);
}

.strength-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.strength-item h3 {
  font-size: 0.97rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.strength-kr {
  font-family: var(--font-kr);
  font-size: 0.78rem;
  color: var(--gold);
  margin-bottom: 14px;
}

.strength-item p:last-child {
  font-size: 0.88rem;
  color: var(--dark-gray);
  line-height: 1.75;
}

/* =============================================
   PARTNERS
   ============================================= */
.section-partners {
  padding: var(--section-pad) 0;
  background: var(--white);
}

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

.partner-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
}

.partner-item:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}

.partner-item i {
  font-size: 1.2rem;
  color: var(--gold);
  margin-bottom: 4px;
}

.partner-item span {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--black);
}

.partner-item small {
  font-family: var(--font-kr);
  font-size: 0.75rem;
  color: var(--mid-gray);
}

/* =============================================
   CONTACT
   ============================================= */
.section-contact {
  padding: var(--section-pad) 0;
  background: var(--off-white);
}

.contact-intro {
  text-align: center;
  font-size: 0.97rem;
  color: var(--dark-gray);
  max-width: 640px;
  margin: 0 auto 52px;
  line-height: 1.8;
}

.contact-intro .text-kr {
  display: block;
  font-family: var(--font-kr);
  font-size: 0.83rem;
  color: var(--mid-gray);
  margin-top: 8px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 48px;
  align-items: start;
}

.contact-info h3,
.contact-form-wrap h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 24px;
  color: var(--black);
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.info-list li i {
  color: var(--gold);
  width: 18px;
  margin-top: 3px;
  flex-shrink: 0;
}

.info-list li div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.info-list li strong {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dark-gray);
}

.info-list li span {
  font-size: 0.9rem;
  color: var(--black);
  line-height: 1.5;
}

.info-list li span a:hover { color: var(--gold); }

.info-list li .text-kr-sm {
  font-family: var(--font-kr);
  font-size: 0.78rem;
  color: var(--mid-gray);
}

/* Form */
.contact-form-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}

.form-note {
  font-size: 0.83rem;
  color: var(--mid-gray);
  margin-bottom: 28px;
  line-height: 1.6;
}

.form-note .text-kr-sm {
  display: block;
  font-family: var(--font-kr);
  font-size: 0.75rem;
  color: var(--mid-gray);
  margin-top: 4px;
}

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

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 6px;
}

.required { color: var(--gold); }

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--black);
  background: var(--white);
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(184,151,58,0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: #bbb; }

.form-status {
  margin-top: 14px;
  font-size: 0.85rem;
  text-align: center;
  min-height: 20px;
}

.form-status.success { color: #2a7a2a; }
.form-status.error   { color: #c0392b; }

/* =============================================
   FOOTER
   ============================================= */
#site-footer {
  background: var(--black);
  color: var(--white);
  padding: 60px 0 32px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
  /* White-background logo on dark footer: add contrast with a filter */
  filter: invert(1);
}

.footer-nav {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer-nav a:hover { color: var(--gold); }

.footer-divider {
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin-bottom: 28px;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-legal p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.9;
}

.footer-legal a {
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}

.footer-legal a:hover { color: var(--gold); }

.footer-copy {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.05em;
}

/* =============================================
   ANIMATIONS
   ============================================= */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  :root { --section-pad: 80px; }

  .about-grid           { grid-template-columns: 1fr; gap: 40px; }
  .identity-grid        { grid-template-columns: 1fr; gap: 1px; }
  .business-grid        { grid-template-columns: repeat(2, 1fr); }
  .business-grid .biz-card:nth-child(4),
  .business-grid .biz-card:nth-child(5) { grid-column: auto; }
  .contact-grid         { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root {
    --header-h:    60px;
    --section-pad: 60px;
  }

  /* Mobile nav */
  .nav-toggle { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 8px 0;
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  }

  .nav-links.open { display: flex; }

  .nav-links a {
    padding: 14px 24px;
    width: 100%;
    display: block;
    font-size: 0.85rem;
  }

  .nav-links a::after { display: none; }

  /* Nav toggle animation */
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* Hero */
  .br-desk { display: none; }

  /* Grids */
  .about-stats          { flex-direction: column; padding: 28px 20px; gap: 20px; }
  .stat-divider         { width: 60px; height: 1px; margin: 0 auto; }
  .history-grid         { grid-template-columns: 1fr; }
  .strengths-grid       { grid-template-columns: 1fr; }
  .partners-grid        { grid-template-columns: repeat(2, 1fr); }
  .business-grid        { grid-template-columns: 1fr; }
  .trade-flow-diagram   { flex-direction: column; gap: 4px; }
  .trade-flow           { padding: 32px 20px; }

  /* 모바일: 화살표 텍스트 숨기고 아이콘만 아래 방향으로 */
  .flow-arrow {
    transform: none;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    padding: 2px 0;
    gap: 0;
  }

  .flow-arrow-text {
    display: none;  /* 모바일에서 텍스트 완전히 숨김 */
  }

  .flow-arrow-icon {
    transform: rotate(90deg);  /* 아이콘만 아래 방향 */
    font-size: 1.4rem;
  }

  .flow-node {
    padding: 16px 20px;
    min-width: unset;
    width: 100%;
    max-width: 260px;
  }
  .form-row             { grid-template-columns: 1fr; }
  .footer-top           { flex-direction: column; align-items: flex-start; }
  .contact-form-wrap    { padding: 28px 20px; }
}

@media (max-width: 480px) {
  .partners-grid  { grid-template-columns: 1fr; }
  .hero-cta       { flex-direction: column; align-items: center; }
}