/* ============================================================
   SHINWON ENGINEERING — Luxury CSS
   Dark Navy + Gold Premium Theme
   ============================================================ */

/* ── Variables ─────────────────────────────────────── */
:root {
  --navy-deep:  #050e1f;
  --navy-dark:  #080f23;
  --navy-mid:   #0a1428;
  --navy-light: #0d1b35;
  --gold:       #c9a84c;
  --gold-light: #e2c97e;
  --gold-pale:  #f5e6b8;
  --white:      #ffffff;
  --off-white:  #f4f1e8;
  --gray-100:   #e8e4dc;
  --gray-300:   #a09888;
  --gray-500:   #5a5248;
  --font-serif:  'Cormorant Garamond', 'Noto Serif KR', Georgia, serif;
  --font-sans:   'Montserrat', 'Apple SD Gothic Neo', sans-serif;
  --transition:  0.45s cubic-bezier(0.4, 0, 0.2, 1);
  --radius:      4px;
  --shadow-gold: 0 8px 40px rgba(201,168,76,0.18);
  --shadow-deep: 0 20px 60px rgba(0,0,0,0.5);
}

/* ── Reset & Base ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-sans);
  background: var(--navy-deep);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.7;
}

img { max-width: 100%; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Preloader ──────────────────────────────────────── */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--navy-deep);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.hide {
  opacity: 0;
  visibility: hidden;
}
.preloader-inner {
  text-align: center;
}
.preloader-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}
.logo-en {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 600;
  letter-spacing: 8px;
  color: var(--white);
}
.logo-divider {
  width: 1px;
  height: 40px;
  background: var(--gold);
  opacity: 0.6;
}
.logo-kr {
  font-family: 'Noto Serif KR', serif;
  font-size: 1rem;
  color: var(--gold-light);
  letter-spacing: 3px;
}
.preloader-bar {
  width: 220px;
  height: 1px;
  background: rgba(201,168,76,0.2);
  margin: 0 auto;
  overflow: hidden;
}
.preloader-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  width: 0%;
  animation: fillBar 2.2s ease forwards;
}
@keyframes fillBar {
  0%   { width: 0%; }
  100% { width: 100%; }
}

/* ── Logo Image ─────────────────────────────────────── */
.logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border: 1.5px solid rgba(201,168,76,0.5);
  border-radius: 2px;
  padding: 2px;
  flex-shrink: 0;
}
.footer-logo-img {
  width: 40px;
  height: 40px;
}

/* ── Spinning Logo Mark (SVG Hologram) ───────────────── */
.logo-spin-wrap {
  width: 220px;
  height: 220px;
  flex-shrink: 0;
  perspective: 800px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
}

/* PNG 로고 blend */
.logo-blend {
  filter: none;
}

.logo-spin-svg {
  width: 110px;
  height: 220px;
  object-fit: contain;
  transform-origin: center center;
  animation: logo-coin-spin 6s ease-in-out infinite;
  cursor: pointer;
  will-change: transform;
  background: transparent;
  overflow: visible;
  filter: drop-shadow(0 4px 16px rgba(30, 80, 200, 0.45));
}
.logo-spin-svg:hover {
  animation-duration: 1.5s;
  filter: drop-shadow(0 6px 22px rgba(30, 80, 220, 0.75));
}

/* 호버 시 빠르게 회전 */
.logo-spin-svg.fast-spin {
  animation-duration: 1.5s;
  filter: drop-shadow(0 0 10px rgba(10, 40, 120, 0.8));
}

/* 동전 회전 keyframes */
@keyframes logo-coin-spin {
  0%   { transform: rotateY(0deg)   scaleX(1);    }
  20%  { transform: rotateY(72deg)  scaleX(0.7);  }
  45%  { transform: rotateY(90deg)  scaleX(0.06); }
  55%  { transform: rotateY(108deg) scaleX(0.06); }
  80%  { transform: rotateY(288deg) scaleX(0.7);  }
  100% { transform: rotateY(360deg) scaleX(1);    }
}

/* 광택 shimmer (하이라이트 펄싱) */
@keyframes holo-shimmer {
  0%   { opacity: 0.3; }
  50%  { opacity: 0.6; }
  100% { opacity: 0.3; }
}

.logo-spin-svg circle:last-of-type {
  animation: holo-shimmer 3s ease-in-out infinite;
}

/* ── Navbar ─────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  transition: all 0.4s ease;
}
.navbar.scrolled {
  background: rgba(5,14,31,0.97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(201,168,76,0.15);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}
.nav-container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 40px;
  height: 230px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.logo-mark {
  width: 44px;
  height: 44px;
  border: 1.5px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 1px;
  position: relative;
}
.logo-mark::before {
  content: '';
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(201,168,76,0.3);
}
.logo-text {
  display: flex;
  flex-direction: column;
}
.logo-main {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: 4px;
  color: var(--white);
  line-height: 1.2;
}
.logo-sub {
  font-size: 0.58rem;
  letter-spacing: 2px;
  color: var(--gold);
  opacity: 0.85;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-link {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  position: relative;
  transition: color var(--transition);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-link:hover { color: var(--gold); }
.nav-link:hover::after { width: 100%; }
.nav-cta {
  padding: 8px 22px;
  border: 1px solid var(--gold);
  color: var(--gold) !important;
  letter-spacing: 2px;
}
.nav-cta:hover {
  background: var(--gold);
  color: var(--navy-deep) !important;
}
.nav-cta::after { display: none; }

.nav-lang {
  font-size: 0.72rem;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.5);
  flex-shrink: 0;
}
.lang-active { color: var(--gold); }
.lang-sep { margin: 0 4px; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--white);
  transition: var(--transition);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 80px; right: 0;
  width: 260px;
  background: var(--navy-mid);
  border-left: 1px solid rgba(201,168,76,0.15);
  padding: 32px 24px;
  z-index: 999;
  transform: translateX(100%);
  transition: transform 0.4s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu li { margin-bottom: 20px; }
.mob-link {
  font-size: 0.9rem;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.8);
  transition: color 0.3s;
}
.mob-link:hover { color: var(--gold); }

/* ── Hero Logo Spin ─────────────────────────────────── */
.hero-logo-spin-wrap {
  position: relative;
  width: 180px;
  height: 180px;
  margin: 0 auto 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 바깥 궤도 링 */
.spin-orbit-outer {
  position: absolute;
  inset: -18px;
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 50%;
  animation: spinOrbitOuter 18s linear infinite;
}
.orbit-dot {
  position: absolute;
  width: 8px; height: 8px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(201,168,76,0.7);
}
.orbit-dot-1 { top: -4px; left: 50%; transform: translateX(-50%); }
.orbit-dot-2 { bottom: -4px; left: 50%; transform: translateX(-50%); }
.orbit-dot-3 { top: 50%; right: -4px; transform: translateY(-50%); }

@keyframes spinOrbitOuter {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* 중간 링 */
.spin-orbit-mid {
  position: absolute;
  inset: -6px;
  border: 1.5px dashed rgba(201,168,76,0.18);
  border-radius: 50%;
  animation: spinOrbitMid 12s linear infinite reverse;
}
@keyframes spinOrbitMid {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* 로고 본체 — Y축 코인 회전 */
.spin-logo-body {
  position: relative;
  width: 160px;
  height: 160px;
  transform-style: preserve-3d;
  animation: coinSpin 4s linear infinite;
  cursor: pointer;
  filter: drop-shadow(0 12px 32px rgba(21,101,192,0.5))
          drop-shadow(0 0 20px rgba(201,168,76,0.25));
}
.spin-logo-body:hover {
  animation-play-state: paused;
}
@keyframes coinSpin {
  0%   { transform: rotateY(0deg); }
  100% { transform: rotateY(360deg); }
}

/* 앞면 */
.spin-logo-front {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: 50%;
  overflow: hidden;
}
.logo-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* 뒷면 */
.spin-logo-back {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  transform: rotateY(180deg);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 30%, #4a9eff 0%, #1565c0 45%, #0a2a6e 100%);
  border: 2.5px solid rgba(201,168,76,0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}
.spin-back-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.sbt-en {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--gold-light);
  line-height: 1;
}
.sbt-line {
  width: 40px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.sbt-kr {
  font-family: 'Noto Serif KR', serif;
  font-size: 0.55rem;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.75);
}

/* SINCE 텍스트 */
.spin-since {
  position: absolute;
  bottom: -28px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.62rem;
  letter-spacing: 4px;
  color: var(--gold);
  white-space: nowrap;
  opacity: 0.8;
}

/* 호버 시 글로우 강화 */
.hero-logo-spin-wrap:hover .spin-logo-body {
  filter: drop-shadow(0 16px 40px rgba(21,101,192,0.7))
          drop-shadow(0 0 30px rgba(201,168,76,0.45));
}

/* ── Hero ───────────────────────────────────────────── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Background Slider */
.hero-bg-slider {
  position: absolute;
  inset: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease;
  transform: scale(1.05);
  animation: kenburns 12s ease infinite;
}
.hero-slide.active { opacity: 1; }
@keyframes kenburns {
  0%   { transform: scale(1.05); }
  50%  { transform: scale(1.12); }
  100% { transform: scale(1.05); }
}

/* Overlays */
.hero-overlay-dark {
  position: absolute;
  inset: 0;
  background: rgba(5,14,31,0.72);
}
.hero-overlay-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(5,14,31,0.3) 0%,
    transparent 40%,
    transparent 55%,
    rgba(5,14,31,0.85) 100%
  );
}

/* Decorative lines */
.hero-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.line {
  position: absolute;
  background: linear-gradient(90deg, transparent, rgba(201,168,76,0.3), transparent);
  height: 1px;
  animation: lineFloat 8s ease infinite;
}
.line-1 { width: 60%; top: 20%; left: -60%; animation-delay: 0s; }
.line-2 { width: 40%; top: 55%; left: -40%; animation-delay: 2.5s; }
.line-3 { width: 50%; top: 78%; left: -50%; animation-delay: 5s; }
@keyframes lineFloat {
  0%   { transform: translateX(0); opacity: 0; }
  20%  { opacity: 1; }
  80%  { opacity: 1; }
  100% { transform: translateX(250%); opacity: 0; }
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 0 20px;
  max-width: 900px;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 28px;
}
.eyebrow-line {
  width: 60px; height: 1px;
  background: var(--gold);
  opacity: 0.7;
}
.eyebrow-text {
  font-size: 0.72rem;
  letter-spacing: 3px;
  color: var(--gold-light);
  font-weight: 400;
}
.hero-title {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.title-en {
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 300;
  letter-spacing: 12px;
  color: var(--white);
  line-height: 1.1;
}
.title-kr {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 300;
  color: var(--gold-light);
  letter-spacing: 4px;
}
.hero-desc {
  font-size: clamp(0.88rem, 1.8vw, 1rem);
  color: rgba(255,255,255,0.72);
  line-height: 1.9;
  margin-bottom: 40px;
  letter-spacing: 0.5px;
}
.hero-actions {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Luxury Buttons */
.btn-luxury {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 34px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary-luxury {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--navy-deep);
}
.btn-primary-luxury:hover {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: 0 8px 30px rgba(201,168,76,0.35);
  transform: translateY(-2px);
}
.btn-primary-luxury i {
  transition: transform 0.3s ease;
}
.btn-primary-luxury:hover i {
  transform: translateX(4px);
}
.btn-outline-luxury {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.45);
}
.btn-outline-luxury:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,168,76,0.06);
}
.mt-btn { margin-top: 32px; }
.btn-full { width: 100%; justify-content: center; }

/* Hero Stats */
.hero-stats {
  position: absolute;
  bottom: 60px; left: 50%; transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(5,14,31,0.75);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(201,168,76,0.2);
  padding: 24px 48px;
}
.stat-item {
  text-align: center;
  padding: 0 32px;
}
.stat-num {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
}
.stat-unit {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--gold);
}
.stat-label {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.55);
  margin-top: 6px;
  text-transform: uppercase;
}
.stat-divider {
  width: 1px;
  height: 50px;
  background: rgba(201,168,76,0.25);
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 24px; right: 48px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollAnim 2s ease infinite;
}
@keyframes scrollAnim {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}
.hero-scroll span {
  font-size: 0.6rem;
  letter-spacing: 3px;
  color: var(--gold);
  writing-mode: vertical-rl;
  text-transform: uppercase;
}

/* Slide indicators */
.slide-indicators {
  position: absolute;
  bottom: 24px; left: 48px;
  z-index: 10;
  display: flex;
  gap: 8px;
}
.indicator {
  width: 24px; height: 2px;
  background: rgba(255,255,255,0.35);
  cursor: pointer;
  transition: all 0.4s ease;
}
.indicator.active {
  width: 48px;
  background: var(--gold);
}

/* ── Marquee Strip ──────────────────────────────────── */
.marquee-strip {
  background: var(--gold);
  padding: 14px 0;
  overflow: hidden;
}
.marquee-track {
  display: flex;
  gap: 0;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
}
.marquee-track span {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--navy-deep);
  padding: 0 20px;
}
.marquee-track .sep {
  color: rgba(5,14,31,0.4);
  padding: 0 4px;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Containers & Sections ──────────────────────────── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 48px;
}

.section-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
  display: block;
}
.section-label.light { color: var(--gold-light); }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--navy-deep);
  margin-bottom: 20px;
}
.section-title.light { color: var(--white); }
.section-title em {
  font-style: italic;
  color: var(--gold);
}

.section-desc { color: rgba(255,255,255,0.65); font-size: 0.95rem; }

.section-header { margin-bottom: 60px; }
.section-header.centered { text-align: center; }

.gold-divider {
  width: 60px; height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  margin-bottom: 28px;
}
.gold-divider.centered { margin: 0 auto 28px; }

/* ── About Section ──────────────────────────────────── */
.about-section {
  padding: 120px 0;
  background: var(--off-white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

/* About Visual */
.about-visual {
  position: relative;
  height: 540px;
}
.about-img-main {
  position: absolute;
  top: 0; left: 0;
  width: 78%; height: 80%;
  overflow: hidden;
}
.about-img-main img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.about-img-main:hover img { transform: scale(1.04); }

/* About 이미지 브랜드 오버레이 */
.about-img-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 18px 24px;
  background: linear-gradient(to top, rgba(5,14,31,0.88) 0%, rgba(5,14,31,0.45) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  pointer-events: none;
}
.about-img-brand {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 8px;
  color: var(--white);
  line-height: 1.1;
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
}
.about-img-sub-brand {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 5px;
  color: var(--gold-light);
  text-transform: uppercase;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
.about-img-sub {
  position: absolute;
  bottom: 0; right: 0;
  width: 50%; height: 50%;
  overflow: hidden;
  border: 4px solid var(--off-white);
}
.about-img-sub img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.about-img-sub:hover img { transform: scale(1.04); }
.about-badge {
  position: absolute;
  bottom: 54%; left: 68%;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  width: 90px; height: 90px;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--navy-deep);
  border: 3px solid var(--off-white);
  box-shadow: 0 8px 24px rgba(201,168,76,0.4);
  z-index: 5;
}
.badge-num {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1;
}
.badge-text {
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-align: center;
  line-height: 1.3;
}

/* About Content */
.about-content .section-title { color: var(--navy-deep); }
.about-text {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.9;
  margin-bottom: 18px;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 32px;
  border-top: 1px solid rgba(5,14,31,0.08);
  padding-top: 28px;
}
.value-item {
  display: flex;
  align-items: center;
  gap: 16px;
}
.value-icon {
  width: 44px; height: 44px;
  border: 1px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  flex-shrink: 0;
  font-size: 1rem;
}
.value-info h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy-deep);
  letter-spacing: 1px;
}
.value-info p {
  font-size: 0.8rem;
  color: var(--gray-300);
}

/* ── Services Section ───────────────────────────────── */
.services-section {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}
.services-bg-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.services-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(5,14,31,0.93) 0%, rgba(8,15,35,0.88) 100%);
}
.services-section .container { position: relative; z-index: 2; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(201,168,76,0.12);
}
.service-card {
  background: rgba(5,14,31,0.85);
  padding: 48px 36px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: background var(--transition);
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(201,168,76,0.04), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover { background: rgba(10,20,40,0.95); }
.service-card:hover::before { opacity: 1; }
.service-card:hover .service-icon-wrap {
  background: var(--gold);
  color: var(--navy-deep);
  border-color: var(--gold);
}

.service-icon-wrap {
  width: 60px; height: 60px;
  border: 1px solid rgba(201,168,76,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--gold);
  margin-bottom: 24px;
  transition: all var(--transition);
}
.service-card h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.service-card p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.58);
  line-height: 1.8;
}
.card-hover-line {
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width 0.5s ease;
}
.service-card:hover .card-hover-line { width: 100%; }

/* ── Network Section ────────────────────────────────── */
.network-section {
  padding: 120px 0;
  background: var(--navy-dark);
}
.network-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}
.network-map-wrap {
  position: relative;
  border: 1px solid rgba(201,168,76,0.15);
  overflow: hidden;
}
.network-map-img {
  width: 100%;
  filter: saturate(0.6) brightness(0.75);
  display: block;
}
.map-pins { position: absolute; inset: 0; }
.map-pin {
  position: absolute;
  cursor: pointer;
}
.map-pin::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%; left: 50%;
  transform: translateX(-50%) translateY(-6px);
  background: var(--gold);
  color: var(--navy-deep);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 10px;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.map-pin:hover::before { opacity: 1; }
.pin-dot {
  width: 12px; height: 12px;
  background: var(--gold);
  border-radius: 50%;
  position: relative;
  z-index: 2;
}
.pin-pulse {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(201,168,76,0.3);
  animation: pulsate 2.5s ease infinite;
}
.pin-asia    { top: 38%; left: 75%; }
.pin-europe  { top: 25%; left: 48%; }
.pin-america { top: 35%; left: 16%; }
.pin-mideast { top: 38%; left: 57%; }

@keyframes pulsate {
  0%   { transform: translate(-50%,-50%) scale(0.8); opacity: 1; }
  100% { transform: translate(-50%,-50%) scale(2.2); opacity: 0; }
}

.region-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}
.region-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.region-icon {
  color: var(--gold);
  margin-top: 2px;
  font-size: 1rem;
  flex-shrink: 0;
}
.region-detail h4 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--white);
  margin-bottom: 4px;
  letter-spacing: 1px;
}
.region-detail p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

.product-tags { border-top: 1px solid rgba(201,168,76,0.12); padding-top: 28px; }
.tags-title {
  font-size: 0.72rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.tags-wrap { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  padding: 6px 14px;
  border: 1px solid rgba(201,168,76,0.3);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: 1px;
  transition: all var(--transition);
  cursor: default;
}
.tag:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(201,168,76,0.06);
}

/* ── Partners / Testimonials ────────────────────────── */
.partners-section {
  padding: 120px 0;
  background: var(--off-white);
}
.partners-section .section-title { color: var(--navy-deep); }

.testimonials {
  max-width: 760px;
  margin: 0 auto 70px;
}
.testimonial-slider { position: relative; min-height: 220px; }
.testimonial-item {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
  pointer-events: none;
}
.testimonial-item.active {
  opacity: 1;
  transform: translateY(0);
  position: relative;
  pointer-events: auto;
}
.testimonial-quote {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 20px;
  opacity: 0.6;
}
.testimonial-text {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--gray-500);
  line-height: 1.85;
  margin-bottom: 28px;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.author-avatar {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy-deep);
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
}
.author-info strong {
  display: block;
  font-size: 0.88rem;
  color: var(--navy-deep);
  font-weight: 600;
}
.author-info span {
  font-size: 0.78rem;
  color: var(--gray-300);
}
.testimonial-dots {
  display: flex;
  gap: 8px;
  margin-top: 28px;
}
.tdot {
  width: 24px; height: 2px;
  background: rgba(5,14,31,0.2);
  cursor: pointer;
  transition: all 0.3s;
}
.tdot.active {
  width: 48px;
  background: var(--gold);
}

/* Partners Logos */
.partner-logos { overflow: hidden; }
.partner-title {
  text-align: center;
  font-size: 0.72rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gray-300);
  margin-bottom: 32px;
}
.logo-track-wrap {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
}
.logo-track {
  display: flex;
  gap: 0;
  animation: logoScroll 22s linear infinite;
}
@keyframes logoScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.logo-item {
  flex-shrink: 0;
  padding: 0 40px;
  display: flex;
  align-items: center;
}
.logo-item span {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--gray-300);
  white-space: nowrap;
  border: 1px solid rgba(5,14,31,0.12);
  padding: 10px 24px;
  transition: all 0.3s;
}
.logo-item span:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ── Contact Section ────────────────────────────────── */
.contact-section {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}
.contact-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.contact-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(5,14,31,0.96) 0%, rgba(8,15,35,0.92) 100%);
}
.contact-section .container { position: relative; z-index: 2; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 80px;
  align-items: start;
}

.contact-desc {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.9;
  margin-bottom: 40px;
}
.contact-details { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.contact-icon {
  width: 38px; height: 38px;
  border: 1px solid rgba(201,168,76,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  flex-shrink: 0;
  font-size: 0.85rem;
}
.contact-item strong {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 2px;
}
.contact-item span {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
}

/* Contact Form */
.contact-form-wrap {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,168,76,0.12);
  padding: 48px;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label {
  font-size: 0.68rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold-light);
  opacity: 0.85;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(201,168,76,0.2);
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  transition: border-color 0.3s;
  outline: none;
  -webkit-appearance: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.25);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: rgba(201,168,76,0.04);
}
.form-group select option { background: var(--navy-mid); color: var(--white); }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-success {
  display: none;
  text-align: center;
  padding: 60px 24px;
  color: var(--white);
}
.form-success.show { display: block; }
.form-success i {
  font-size: 2.5rem;
  color: var(--gold);
  margin-bottom: 20px;
}
.form-success h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 12px;
}
.form-success p { color: rgba(255,255,255,0.6); font-size: 0.9rem; }

/* ── QR Code Section ────────────────────────────────── */
.qr-section-main {
  padding: 100px 0;
  background: var(--navy-mid);
  position: relative;
  overflow: hidden;
}
.qr-section-main::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(201,168,76,0.06) 0%, transparent 65%);
  pointer-events: none;
}
.qr-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 80px;
  align-items: center;
}
.qr-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 400;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 20px;
}
.qr-title em {
  font-style: italic;
  color: var(--gold);
}
.qr-desc-text {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.9;
  margin-bottom: 24px;
}
.qr-url-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border: 1px solid rgba(201,168,76,0.3);
  font-size: 0.8rem;
  color: var(--gold-light);
  letter-spacing: 1px;
}
.qr-globe-icon { color: var(--gold); font-size: 0.9rem; }

/* QR 프레임 */
.qr-visual-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.qr-frame {
  position: relative;
  padding: 20px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(201,168,76,0.2);
}
.qr-corner {
  position: absolute;
  width: 20px; height: 20px;
}
.qr-tl { top: -1px; left: -1px; border-top: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.qr-tr { top: -1px; right: -1px; border-top: 2px solid var(--gold); border-right: 2px solid var(--gold); }
.qr-bl { bottom: -1px; left: -1px; border-bottom: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.qr-br { bottom: -1px; right: -1px; border-bottom: 2px solid var(--gold); border-right: 2px solid var(--gold); }
#qr-homepage {
  display: block;
  background: white;
  padding: 8px;
}
#qr-homepage img, #qr-homepage canvas {
  display: block;
  width: 180px !important;
  height: 180px !important;
}
.qr-scan-hint {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.35);
  letter-spacing: 2px;
  text-align: center;
}

@media (max-width: 768px) {
  .qr-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  .qr-url-badge { justify-content: center; }
  .qr-visual-area { margin: 0 auto; }
}

/* ── Footer ─────────────────────────────────────────── */
.footer {
  background: #020a15;
  border-top: 1px solid rgba(201,168,76,0.12);
}
.footer-top { padding: 70px 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.footer-slogan {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 24px;
  line-height: 1.7;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid rgba(201,168,76,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  transition: all 0.3s;
}
.footer-social a:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.footer-links h5 {
  font-size: 0.68rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.footer-links ul li {
  margin-bottom: 10px;
}
.footer-links ul a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  transition: color 0.3s;
}
.footer-links ul a:hover { color: var(--gold); }

.footer-contact-info h5 {
  font-size: 0.68rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.footer-contact-info p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 10px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.footer-contact-info i { color: var(--gold); margin-top: 2px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-bottom p {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
}
.footer-bottom-links {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.3);
}
.footer-bottom-links a:hover { color: var(--gold); }

/* ── Back to Top ────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 32px; right: 32px;
  z-index: 900;
  width: 44px; height: 44px;
  background: var(--gold);
  color: var(--navy-deep);
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease;
  pointer-events: none;
}
.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--gold-light);
  box-shadow: 0 4px 20px rgba(201,168,76,0.4);
}

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 1100px) {
  .nav-menu { gap: 24px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav-menu, .nav-lang { display: none; }
  .nav-hamburger { display: flex; }

  .about-grid,
  .network-grid,
  .contact-grid { grid-template-columns: 1fr; }

  .about-visual { height: 360px; }
  .hero-stats {
    flex-wrap: wrap;
    padding: 20px 24px;
    gap: 8px;
    width: 90%;
  }
  .stat-item { padding: 8px 16px; }
  .stat-divider { display: none; }
  .hero-scroll, .slide-indicators { display: none; }
  .contact-grid { gap: 48px; }
  .contact-form-wrap { padding: 28px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 24px; }
  .nav-container { padding: 0 24px; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-grid { gap: 40px; }
  .hero-stats { bottom: 20px; }
  .section-header { margin-bottom: 40px; }
  .about-section, .services-section,
  .network-section, .partners-section, .contact-section { padding: 80px 0; }
}