/* ============================================================
   AOK WORLD — Main Styles
   세련미 · 신뢰 · 역동적 애니메이션
   ============================================================ */

/* ── 루트 변수 ──────────────────────────────── */
:root {
  --navy:        #0a1628;
  --navy-deep:   #060f1e;
  --navy-mid:    #0e1f3d;
  --navy-light:  #1a3460;
  --navy-soft:   #243b69;
  --teal:        #00c8c8;
  --teal-dim:    #00a8a8;
  --teal-glow:   rgba(0, 200, 200, 0.25);
  --teal-tint:   rgba(0, 200, 200, 0.08);
  --gold:        #f0c040;
  --gold-dim:    #d4a017;
  --white:       #ffffff;
  --white-80:    rgba(255,255,255,0.8);
  --white-50:    rgba(255,255,255,0.5);
  --white-20:    rgba(255,255,255,0.2);
  --white-10:    rgba(255,255,255,0.1);
  --white-05:    rgba(255,255,255,0.05);
  --text-main:   #e8edf5;
  --text-muted:  rgba(200,210,230,0.65);
  --border:      rgba(255,255,255,0.1);
  --radius:      12px;
  --radius-lg:   20px;
  --radius-xl:   32px;
  --shadow-sm:   0 4px 24px rgba(0,0,0,0.3);
  --shadow-md:   0 8px 48px rgba(0,0,0,0.4);
  --shadow-teal: 0 0 32px rgba(0,200,200,0.4);
  --font-ko:     'Noto Sans KR', sans-serif;
  --font-en:     'Outfit', sans-serif;
  --transition:  0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-ko);
  background: var(--navy);
  color: var(--text-main);
  overflow-x: hidden;
  cursor: none;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* ── 파티클 캔버스 ──────────────────────────── */
#particles-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── 커스텀 커서 ─────────────────────────────── */
.cursor-dot {
  position: fixed;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--teal);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.1s, width 0.2s, height 0.2s, opacity 0.2s;
  box-shadow: 0 0 8px var(--teal), 0 0 20px rgba(0,200,200,0.6);
  mix-blend-mode: screen;
}
.cursor-ring {
  position: fixed;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 2px solid rgba(0,200,200,0.6);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 9998;
  transition: transform 0.08s, width 0.25s, height 0.25s, border-color 0.25s, opacity 0.25s;
}
.cursor-ring.hovered {
  width: 56px; height: 56px;
  border-color: var(--teal);
  background: rgba(0,200,200,0.06);
}
.cursor-dot.clicked {
  transform: translate(-50%, -50%) scale(2.5);
  opacity: 0.3;
}

/* ── 커서 글로우 ────────────────────────────── */
.cursor-glow {
  position: fixed;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,200,200,0.07) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 1;
}

/* ── 공통 컨테이너 ──────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* ── 섹션 헤더 ──────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-tag {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 100px;
  border: 1px solid rgba(0,200,200,0.5);
  color: var(--teal);
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 16px;
  position: relative;
  background: rgba(0,200,200,0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 2px 8px rgba(0,0,0,0.15);
}
.section-tag::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(0,200,200,0.08), transparent);
  pointer-events: none;
}
.section-title {
  font-family: var(--font-en);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.section-desc {
  margin-top: 12px;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* ── 버튼 ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.25) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.btn:hover::after { opacity: 1; }
.btn-primary {
  background: linear-gradient(180deg, rgba(0,220,220,0.95) 0%, rgba(0,180,180,0.9) 100%);
  color: var(--navy);
  font-weight: 700;
  border: 1px solid rgba(255,255,255,0.35);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.4), inset 0 -1px 0 rgba(0,0,0,0.15),
    0 4px 0 rgba(0,150,150,0.5), 0 8px 24px rgba(0,200,200,0.35), 0 2px 4px rgba(0,0,0,0.2);
}
.btn-primary:hover {
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.5), inset 0 -1px 0 rgba(0,0,0,0.1),
    0 6px 0 rgba(0,150,150,0.4), 0 12px 40px rgba(0,200,200,0.5), 0 4px 8px rgba(0,0,0,0.25);
  transform: translateY(-2px);
}
.btn-primary:active {
  transform: translateY(1px);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.2), 0 2px 0 rgba(0,150,150,0.4), 0 4px 12px rgba(0,200,200,0.3);
}
.btn-outline {
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--teal);
  border: 1px solid rgba(0,200,200,0.5);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 4px 20px rgba(0,0,0,0.15);
}
.btn-outline:hover {
  background: rgba(0,200,200,0.12);
  border-color: var(--teal);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 6px 28px rgba(0,200,200,0.2);
  transform: translateY(-2px);
}
.btn-lg { padding: 18px 48px; font-size: 1.05rem; }

/* ── 헤더 ───────────────────────────────────── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 24px;
  transition: background 0.4s, box-shadow 0.4s;
}
.header.scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border), var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 1360px;
  margin: 0 auto;
  height: 72px;
}

/* 로고 */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(0,230,230,0.95) 0%, rgba(0,160,180,0.9) 100%);
  border: 1px solid rgba(255,255,255,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--navy);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.4), inset 0 -1px 0 rgba(0,0,0,0.1),
    0 4px 0 rgba(0,120,140,0.4), 0 8px 24px rgba(0,200,200,0.35);
  transition: box-shadow var(--transition), transform var(--transition);
}
.logo-icon.small { width: 32px; height: 32px; font-size: 1rem; }
.logo:hover .logo-icon {
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.5), 0 6px 0 rgba(0,120,140,0.35), 0 12px 36px rgba(0,200,200,0.5);
  transform: scale(1.08) rotate(-3deg);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-main { font-family: var(--font-en); font-size: 1.1rem; font-weight: 700; color: var(--white); }
.logo-sub { font-size: 0.65rem; color: var(--teal); letter-spacing: 0.1em; font-weight: 500; }

/* 네비게이션 */
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 auto;
}
.nav-link {
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--white-80);
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--teal);
  background: rgba(0,200,200,0.08);
  backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}
.nav-arrow { font-size: 0.65rem; opacity: 0.6; transition: transform var(--transition); }
.nav-dropdown { position: relative; }
.nav-dropdown:hover > .nav-sub,
.nav-dropdown.open > .nav-sub {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0) scale(1);
  animation: navSubDropIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}
.nav-dropdown:hover .nav-arrow,
.nav-dropdown.open .nav-arrow { transform: rotate(180deg); }
.nav-sub {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px) scale(0.92);
  transform-origin: top center;
  min-width: 180px;
  background: rgba(12, 24, 48, 0.97);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(240, 192, 64, 0.25);
  border-radius: var(--radius);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
  box-shadow: var(--shadow-md), 0 0 40px rgba(240, 192, 64, 0.08);
  z-index: 100;
}
.nav-dropdown:hover > .nav-sub a,
.nav-dropdown.open > .nav-sub a {
  animation: navSubItemIn 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}
.nav-sub a {
  display: block;
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  color: #ffeb3b;
  transition: background var(--transition), color var(--transition);
  opacity: 0;
  transform: translateY(-6px);
}
.nav-sub a:nth-child(1) { animation-delay: 0.05s; }
.nav-sub a:nth-child(2) { animation-delay: 0.1s; }
.nav-sub a:nth-child(3) { animation-delay: 0.15s; }
.nav-sub a:nth-child(4) { animation-delay: 0.2s; }
.nav-sub a:nth-child(5) { animation-delay: 0.25s; }
.nav-sub a:nth-child(6) { animation-delay: 0.3s; }
.nav-sub a:nth-child(7) { animation-delay: 0.35s; }
.nav-sub a:nth-child(8) { animation-delay: 0.4s; }
.nav-sub a:nth-child(9) { animation-delay: 0.45s; }
.nav-sub a:nth-child(10) { animation-delay: 0.5s; }
.nav-sub a:hover { background: rgba(255, 235, 59, 0.15); color: #fffde7; }
@keyframes navSubDropIn {
  from { opacity: 0; transform: translateX(-50%) translateY(-12px) scale(0.9); }
  to { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}
@keyframes navSubItemIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 헤더 액션 */
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 100px;
  padding: 4px 8px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 2px 8px rgba(0,0,0,0.2);
}
.lang-btn {
  background: transparent;
  border: none;
  color: var(--white-50);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  padding: 3px 8px;
  border-radius: 100px;
  transition: all var(--transition);
  font-family: var(--font-ko);
}
.lang-btn.active {
  background: linear-gradient(180deg, rgba(0,220,220,0.9) 0%, rgba(0,180,180,0.85) 100%);
  color: var(--navy);
  font-weight: 700;
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.3), 0 2px 4px rgba(0,0,0,0.2);
}
.lang-div { color: var(--white-20); font-size: 0.7rem; }
.btn-nav {
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  background: linear-gradient(180deg, rgba(0,220,220,0.95) 0%, rgba(0,180,180,0.9) 100%);
  color: var(--navy);
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.25), 0 3px 0 rgba(0,150,150,0.4), 0 6px 20px rgba(0,200,200,0.3);
}
.btn-nav:hover {
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.35), 0 4px 0 rgba(0,150,150,0.35), 0 8px 28px rgba(0,200,200,0.45);
  transform: translateY(-1px);
}
.btn-nav:active {
  transform: translateY(1px);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.2), 0 1px 0 rgba(0,150,150,0.3);
}
.btn-nav-ghost {
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 2px 8px rgba(0,0,0,0.15);
}
.btn-nav-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.25);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 4px 16px rgba(0,0,0,0.2);
}

/* 모바일 햄버거 */
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── HERO ───────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--navy-deep);
}
.hero-bg { position: absolute; inset: 0; z-index: 1; }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(80px); animation: orbFloat 8s ease-in-out infinite; }
.hero-orb-1 { width: 600px; height: 600px; top: -200px; left: -100px; background: radial-gradient(circle, rgba(0,200,200,0.18) 0%, transparent 70%); animation-delay: 0s; }
.hero-orb-2 { width: 500px; height: 500px; bottom: -150px; right: -100px; background: radial-gradient(circle, rgba(0,100,200,0.2) 0%, transparent 70%); animation-delay: -3s; }
.hero-orb-3 { width: 400px; height: 400px; top: 50%; left: 55%; background: radial-gradient(circle, rgba(240,192,64,0.08) 0%, transparent 70%); animation-delay: -6s; }
@keyframes orbFloat {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(30px,-40px) scale(1.05); }
  66% { transform: translate(-20px,30px) scale(0.97); }
}
.hero-inner { position: relative; z-index: 2; text-align: center; padding: 120px 24px 80px; max-width: 860px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: 100px;
  border: 1px solid rgba(0,200,200,0.4);
  background: rgba(0,200,200,0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--teal);
  letter-spacing: 0.08em;
  margin-bottom: 28px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), 0 4px 16px rgba(0,0,0,0.2);
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--teal); animation: badgePulse 2s ease-in-out infinite; }
@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,200,200,0.7); opacity: 1; }
  50% { box-shadow: 0 0 0 6px rgba(0,200,200,0); opacity: 0.8; }
}
.hero-title { display: flex; flex-direction: column; gap: 8px; margin-bottom: 28px; }
.hero-title-main {
  font-family: var(--font-en);
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  background: linear-gradient(135deg, #ffffff 0%, var(--teal) 50%, #00e8e8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 40px rgba(0,200,200,0.3));
}
.hero-title-sub { font-size: clamp(1.1rem, 3vw, 1.6rem); font-weight: 400; color: var(--white-80); letter-spacing: 0.04em; line-height: 1.5; }
.hero-desc { color: var(--text-muted); font-size: clamp(0.88rem, 1.5vw, 1.02rem); line-height: 1.9; margin-bottom: 40px; word-break: keep-all; }
.hero-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: 20px 40px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 8px 32px rgba(0,0,0,0.2);
}
.stat { text-align: center; padding: 0 28px; }
.stat-num { display: block; font-family: var(--font-en); font-size: 2rem; font-weight: 700; color: var(--teal); }
.stat-label { font-size: 0.78rem; color: var(--text-muted); font-weight: 400; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  z-index: 2;
  animation: heroScrollFade 2s ease-in-out infinite;
}
.scroll-mouse { width: 22px; height: 34px; border: 2px solid var(--white-20); border-radius: 11px; display: flex; justify-content: center; padding-top: 6px; }
.scroll-wheel { width: 4px; height: 8px; background: var(--teal); border-radius: 2px; animation: scrollWheel 1.8s ease-in-out infinite; }
@keyframes scrollWheel {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}
@keyframes heroScrollFade {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* ── REVEAL 애니메이션 ────────────────────────── */
.reveal { opacity: 0; transform: translateY(50px); transition: opacity 0.75s cubic-bezier(0.22,1,0.36,1), transform 0.75s cubic-bezier(0.22,1,0.36,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-60px); transition: opacity 0.75s cubic-bezier(0.22,1,0.36,1), transform 0.75s cubic-bezier(0.22,1,0.36,1); }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(60px); transition: opacity 0.75s cubic-bezier(0.22,1,0.36,1), transform 0.75s cubic-bezier(0.22,1,0.36,1); }
.reveal-right.visible { opacity: 1; transform: translateX(0); }
.reveal-pop { opacity: 0; transform: scale(0.85) translateY(20px); transition: opacity 0.65s cubic-bezier(0.34,1.56,0.64,1), transform 0.65s cubic-bezier(0.34,1.56,0.64,1); }
.reveal-pop.visible { opacity: 1; transform: scale(1) translateY(0); }
.reveal-spin { opacity: 0; transform: scale(0.7) rotate(-8deg); transition: opacity 0.7s cubic-bezier(0.34,1.56,0.64,1), transform 0.7s cubic-bezier(0.34,1.56,0.64,1); }
.reveal-spin.visible { opacity: 1; transform: scale(1) rotate(0deg); }
.reveal.delay-1, .reveal-left.delay-1, .reveal-right.delay-1, .reveal-pop.delay-1, .reveal-spin.delay-1 { transition-delay: 0.1s; }
.reveal.delay-2, .reveal-left.delay-2, .reveal-right.delay-2, .reveal-pop.delay-2, .reveal-spin.delay-2 { transition-delay: 0.2s; }
.reveal.delay-3, .reveal-left.delay-3, .reveal-right.delay-3, .reveal-pop.delay-3, .reveal-spin.delay-3 { transition-delay: 0.3s; }
.reveal.delay-4, .reveal-left.delay-4, .reveal-right.delay-4, .reveal-pop.delay-4, .reveal-spin.delay-4 { transition-delay: 0.4s; }
.reveal.delay-5, .reveal-left.delay-5, .reveal-right.delay-5, .reveal-pop.delay-5, .reveal-spin.delay-5 { transition-delay: 0.5s; }
.reveal-hero { opacity: 0; transform: translateY(30px); animation: heroReveal 0.9s cubic-bezier(0.22,1,0.36,1) forwards; }
.reveal-hero.delay-1 { animation-delay: 0.15s; }
.reveal-hero.delay-2 { animation-delay: 0.35s; }
.reveal-hero.delay-3 { animation-delay: 0.55s; }
.reveal-hero.delay-4 { animation-delay: 0.78s; }
@keyframes heroReveal { to { opacity: 1; transform: translateY(0); } }

/* ── 상시 애니메이션 ──────────────────────────── */
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes pulseRing { 0% { box-shadow: 0 0 0 0 rgba(0,200,200,0.4); } 70% { box-shadow: 0 0 0 12px rgba(0,200,200,0); } 100% { box-shadow: 0 0 0 0 rgba(0,200,200,0); } }
@keyframes borderPulse { 0%, 100% { border-color: rgba(0,200,200,0.2); } 50% { border-color: rgba(0,200,200,0.6); } }
.about-card.visible:nth-child(1) { animation: floatY 5s ease-in-out 0.8s infinite; }
.about-card.visible:nth-child(2) { animation: floatY 5s ease-in-out 0.5s infinite; }
.about-card.visible:nth-child(3) { animation: floatY 5s ease-in-out 1.1s infinite; }
.world-card { animation: borderPulse 3s ease-in-out infinite; }
.world-card:nth-child(2) { animation-delay: -0.75s; }
.world-card:nth-child(3) { animation-delay: -1.5s; }
.world-card:nth-child(4) { animation-delay: -2.25s; }
.badge-dot { animation: badgePulse 1.8s ease-in-out infinite, pulseRing 2s ease-out infinite; }
.scroll-mouse { animation: borderPulse 2s ease-in-out infinite; }

/* ── AOK WORLD SECTION ───────────────────────── */
.aok-world-section { padding: 120px 0; position: relative; }
.aok-world-section::before { content: ''; position: absolute; left: 50%; top: 0; transform: translateX(-50%); width: 1px; height: 120px; background: linear-gradient(to bottom, transparent, var(--teal), transparent); }
.world-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.world-card {
  position: relative;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  text-align: center;
  transition: all var(--transition);
  overflow: hidden;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 8px 32px rgba(0,0,0,0.25);
}
.world-card::before { content: ''; position: absolute; inset: 0; border-radius: inherit; background: linear-gradient(135deg, var(--teal-tint), transparent); opacity: 0; transition: opacity var(--transition); }
.world-card:hover { border-color: rgba(0,200,200,0.5); transform: translateY(-8px) scale(1.02); box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 20px 60px rgba(0,0,0,0.4), 0 0 40px rgba(0,200,200,0.2); }
.world-card:hover::before { opacity: 1; }
.world-flag { color: var(--teal); height: 88px; margin-bottom: 16px; display: flex; align-items: center; justify-content: center; filter: drop-shadow(0 4px 16px rgba(0,200,200,0.3)); transition: transform var(--transition); }
.world-flag svg { display: inline-block; }
.world-flag img { max-height: 88px; max-width: 150px; width: auto; height: auto; }
.world-card:hover .world-flag { transform: scale(1.12) rotate(-4deg); }
.world-card h3 { font-family: var(--font-en); font-size: 1.2rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.world-card p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 20px; }
.world-arrow { font-size: 1.2rem; color: var(--teal); opacity: 0; transform: translateX(-8px); display: inline-block; transition: all var(--transition); }
.world-card:hover .world-arrow { opacity: 1; transform: translateX(0); }
.world-card-soon { cursor: default; }
.world-card-soon .world-flag, .world-card-soon h3, .world-card-soon p { color: var(--text-muted); }
.world-card-soon:hover { transform: translateY(-8px); }
.world-card-soon:hover .world-flag { transform: none; }

/* ── ABOUT ──────────────────────────────────── */
.about { padding: 120px 0; position: relative; }
.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.about-card {
  position: relative;
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(14,31,61,0.4);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all var(--transition);
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 8px 32px rgba(0,0,0,0.2);
}
.about-card-glow { position: absolute; top: -40px; right: -40px; width: 200px; height: 200px; border-radius: 50%; background: radial-gradient(circle, rgba(0,200,200,0.12), transparent); pointer-events: none; transition: transform var(--transition); }
.about-card:hover { border-color: rgba(0,200,200,0.4); transform: translateY(-6px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), var(--shadow-md), 0 0 40px rgba(0,200,200,0.1); }
.about-card:hover .about-card-glow { transform: scale(1.3); }
.about-icon { width: 52px; height: 52px; border-radius: 14px; background: var(--teal-tint); border: 1px solid rgba(0,200,200,0.3); display: flex; align-items: center; justify-content: center; margin-bottom: 24px; color: var(--teal); transition: all var(--transition); }
.about-card:hover .about-icon { background: rgba(0,200,200,0.2); box-shadow: 0 0 20px rgba(0,200,200,0.3); }
.about-card h3 { font-family: var(--font-en); font-size: 1.25rem; font-weight: 700; color: var(--white); margin-bottom: 14px; }
.about-card p { font-size: 0.9rem; line-height: 1.8; color: var(--text-muted); word-break: keep-all; }
.about-list { display: flex; flex-direction: column; gap: 10px; }
.about-list li { font-size: 0.88rem; color: var(--text-muted); padding-left: 16px; position: relative; line-height: 1.6; }
.about-list li::before { content: ''; position: absolute; left: 0; top: 9px; width: 6px; height: 6px; border-radius: 50%; background: var(--teal); }

/* ── MISSION QUOTE ──────────────────────────── */
.mission-section { padding: 80px 0; position: relative; }
.mission-quote { border-left: 3px solid var(--teal); padding: 32px 48px; background: rgba(0,200,200,0.04); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; max-width: 760px; margin: 0 auto; position: relative; }
.quote-mark { position: absolute; top: -16px; left: 24px; font-size: 5rem; line-height: 1; color: var(--teal); opacity: 0.3; font-family: serif; }
.mission-quote p { font-size: 1.08rem; line-height: 2; color: var(--text-main); font-weight: 300; word-break: keep-all; }

/* ── HISTORY ────────────────────────────────── */
.history { padding: 120px 0; position: relative; }
.timeline { position: relative; padding-left: 64px; max-width: 700px; margin: 0 auto; }
.timeline-line { position: absolute; left: 20px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--teal), rgba(0,200,200,0.1)); }
.timeline-item { display: flex; align-items: center; gap: 20px; padding: 20px 24px; border-radius: var(--radius); margin-bottom: 8px; border: 1px solid transparent; position: relative; text-decoration: none; }
.timeline-item.visible { transition: background var(--transition), border-color var(--transition), transform var(--transition); }
.timeline-item.visible:hover { background: var(--teal-tint); border-color: rgba(0,200,200,0.3); transform: translateX(8px); }
.timeline-dot { position: absolute; left: -52px; top: 50%; transform: translateY(-50%); width: 12px; height: 12px; border-radius: 50%; background: var(--navy); border: 2px solid var(--teal); transition: all var(--transition); flex-shrink: 0; }
.timeline-item:hover .timeline-dot { background: var(--teal); box-shadow: 0 0 12px rgba(0,200,200,0.6); }
.timeline-year { font-family: var(--font-en); font-size: 1.4rem; font-weight: 700; color: var(--teal); min-width: 70px; }
.timeline-desc { font-size: 0.9rem; color: var(--text-muted); }

/* ── NEWS ───────────────────────────────────── */
.news { padding: 120px 0; }
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.news-card { display: block; border-radius: var(--radius-lg); border: 1px solid rgba(255,255,255,0.1); background: rgba(14,31,61,0.4); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); overflow: hidden; transition: all var(--transition); box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 8px 32px rgba(0,0,0,0.2); }
.news-card:hover { border-color: rgba(0,200,200,0.4); transform: translateY(-6px); box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), var(--shadow-md); }
.news-card-inner { padding: 32px; }
.news-tag { display: inline-block; padding: 3px 12px; border-radius: 100px; background: var(--teal-tint); color: var(--teal); font-size: 0.75rem; font-weight: 600; font-family: var(--font-en); margin-bottom: 16px; border: 1px solid rgba(0,200,200,0.3); }
.news-card h3 { font-size: 1.1rem; font-weight: 600; color: var(--white); margin-bottom: 10px; line-height: 1.4; }
.news-card p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 20px; }
.news-more { font-size: 0.85rem; color: var(--teal); font-weight: 500; transition: letter-spacing var(--transition); }
.news-card:hover .news-more { letter-spacing: 0.04em; }

/* ── RESOURCES ──────────────────────────────── */
.resources { padding: 120px 0; }
.resources-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 600px; margin: 0 auto; }
.resource-card { display: flex; flex-direction: column; align-items: center; gap: 16px; padding: 48px 32px; border-radius: var(--radius-lg); border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.03); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); text-align: center; box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 8px 32px rgba(0,0,0,0.2); transition: all var(--transition); }
.resource-card:hover { border-color: rgba(0,200,200,0.5); background: rgba(0,200,200,0.08); transform: translateY(-6px) scale(1.02); box-shadow: inset 0 1px 0 rgba(255,255,255,0.12), var(--shadow-teal); }
.resource-icon-wrap { width: 72px; height: 72px; border-radius: var(--radius-lg); background: rgba(0,200,200,0.1); border: 1px solid rgba(0,200,200,0.2); display: flex; align-items: center; justify-content: center; color: var(--teal); transition: all var(--transition); }
.resource-card:hover .resource-icon-wrap { background: rgba(0,200,200,0.2); box-shadow: 0 0 24px rgba(0,200,200,0.3); }
.resource-card h3 { font-size: 1.1rem; font-weight: 600; color: var(--white); }
.resource-card p { font-size: 0.85rem; color: var(--text-muted); }

/* ── MEMBER ─────────────────────────────────── */
.member { padding: 120px 0; position: relative; overflow: hidden; }
.member::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(0,200,200,0.08) 0%, transparent 70%); }
.member-inner { position: relative; z-index: 2; background: linear-gradient(135deg, rgba(0,200,200,0.08) 0%, rgba(0,100,200,0.08) 100%); border: 1px solid rgba(0,200,200,0.25); border-radius: var(--radius-xl); padding: 72px 80px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.member-inner::before { content: ''; position: absolute; inset: 0; border-radius: inherit; background: linear-gradient(135deg, rgba(0,200,200,0.1), transparent); pointer-events: none; }
.member-content h2 { font-family: var(--font-ko); font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 700; color: var(--white); margin: 12px 0; line-height: 1.4; word-break: keep-all; }
.member-content p { font-size: 1rem; color: var(--text-muted); line-height: 1.7; word-break: keep-all; }
.member-cta { display: flex; flex-direction: column; align-items: center; gap: 12px; flex-shrink: 0; }
.member-note { font-size: 0.8rem; color: var(--text-muted); text-align: center; word-break: keep-all; max-width: 220px; }

/* ── CONTACT ────────────────────────────────── */
.contact { padding: 120px 0; }
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.contact-card { padding: 40px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: var(--white-05); transition: all var(--transition); }
.contact-card:hover { border-color: rgba(0,200,200,0.3); box-shadow: var(--shadow-md); }
.contact-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--teal-tint); border: 1px solid rgba(0,200,200,0.3); display: flex; align-items: center; justify-content: center; color: var(--teal); margin-bottom: 24px; }
.contact-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--white); margin-bottom: 12px; border-left: 3px solid var(--teal); padding-left: 12px; }
.contact-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; }
.contact-links { display: flex; gap: 12px; flex-wrap: wrap; }
.contact-link { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 100px; border: 1px solid var(--border); font-size: 0.82rem; color: var(--text-muted); transition: all var(--transition); }
.contact-link:hover { border-color: var(--teal); color: var(--teal); background: var(--teal-tint); }
.donate-accounts { display: flex; flex-direction: column; gap: 12px; }
.donate-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 12px 16px; background: var(--white-05); border-radius: var(--radius); border: 1px solid var(--border); }
.donate-bank { font-size: 0.78rem; color: var(--teal); font-weight: 600; min-width: 40px; }
.donate-num { font-family: var(--font-en); font-size: 0.9rem; font-weight: 600; color: var(--white); letter-spacing: 0.05em; }
.donate-name { font-size: 0.78rem; color: var(--text-muted); }

/* ── FOOTER ─────────────────────────────────── */
.footer { padding: 40px 0; border-top: 1px solid var(--border); background: var(--navy-deep); position: relative; z-index: 2; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-en); font-weight: 700; font-size: 1rem; color: var(--white); }
.footer p { font-size: 0.82rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 0.82rem; color: var(--text-muted); transition: color var(--transition); }
.footer-links a:hover { color: var(--teal); }

/* ── 반응형 ─────────────────────────────────── */
@media (max-width: 1100px) {
  .world-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .header-actions .btn-nav { display: none; }
  .nav { position: fixed; top: 72px; left: 0; right: 0; bottom: 0; background: rgba(6,15,30,0.98); backdrop-filter: blur(20px); flex-direction: column; align-items: flex-start; padding: 32px 24px; gap: 4px; overflow-y: auto; transform: translateX(-100%); transition: transform 0.35s cubic-bezier(0.4,0,0.2,1); }
  .nav.open { transform: translateX(0); }
  .nav-dropdown { width: 100%; }
  .nav-link { width: 100%; padding: 12px 16px; font-size: 0.95rem; }
  .nav-sub { position: static; transform: none; opacity: 1; visibility: visible; display: none; margin: 4px 0 4px 16px; background: var(--white-05); border-radius: var(--radius); }
  .nav-dropdown.open > .nav-sub { display: block; }
  .nav-sub a { font-size: 0.88rem; }
  .nav-toggle { display: flex; margin-left: auto; }
  .member-inner { flex-direction: column; text-align: center; padding: 48px 40px; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .world-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .about-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 20px; padding: 24px 32px; }
  .stat-divider { width: 80px; height: 1px; }
  .resources-grid { grid-template-columns: 1fr; }
  .lang-switch { display: none; }
  .member-inner { padding: 40px 24px; }
}