/* =========================================================
   PICCOLO — Modern Theme Override "Spotify Neon"
   네이버x스포티파이 스타일: 네온 그린 + 대담한 타이포 + 미니멀
   (기존 styles.css 위에 오버라이드 — 내용 변경 없음)
   ========================================================= */

/* ---------- 토큰 오버라이드 ---------- */
:root {
  --mt-bg: #0a0a0a;
  --mt-bg-2: #121212;
  --mt-surface: rgba(255, 255, 255, 0.05);
  --mt-surface-hover: rgba(255, 255, 255, 0.1);
  --mt-glass-border: rgba(255, 255, 255, 0.12);
  --mt-glass-border-hover: rgba(255, 255, 255, 0.25);

  --mt-ink: #ffffff;
  --mt-ink-soft: #b3b3b3;
  --mt-ink-mute: #6a6a6a;

  --mt-green: #1DB954;
  --mt-green-bright: #1ed760;
  --mt-green-dark: #169c46;
  --mt-lime: #9AE61F;
  --mt-mint: #00ffa3;

  --mt-grad: linear-gradient(135deg, #1DB954 0%, #1ed760 50%, #9AE61F 100%);
  --mt-grad-bright: linear-gradient(135deg, #1ed760 0%, #9AE61F 50%, #00ffa3 100%);

  --mt-glow-green: 0 0 30px rgba(29, 185, 84, 0.5);
  --mt-glow-lime: 0 0 30px rgba(154, 230, 31, 0.4);

  --mt-shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.4);
  --mt-shadow-md: 0 8px 32px rgba(0, 0, 0, 0.5), 0 2px 8px rgba(29, 185, 84, 0.15);
  --mt-shadow-lg: 0 24px 64px rgba(0, 0, 0, 0.6), 0 8px 24px rgba(29, 185, 84, 0.2);
  --mt-shadow-glow: 0 0 40px rgba(29, 185, 84, 0.3), 0 0 80px rgba(154, 230, 31, 0.15);

  --mt-radius: 16px;
  --mt-radius-lg: 24px;
  --mt-radius-xl: 32px;

  --mt-transition: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --mt-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* 기존 변수를 다크 톤으로 오버라이드 */
  --bg: #0a0a0a;
  --bg-soft: #121212;
  --bg-warm: #1a1a1a;
  --surface: rgba(255, 255, 255, 0.05);
  --surface-warm: rgba(255, 255, 255, 0.03);
  --ink: #ffffff;
  --ink-soft: #b3b3b3;
  --ink-mute: #6a6a6a;
  --accent: #1DB954;
  --accent-soft: #1ed760;
  --accent-deep: #169c46;
  --border: rgba(255, 255, 255, 0.12);
  --border-soft: rgba(255, 255, 255, 0.06);
}

/* ---------- 글로벌 배경: 시네마틱 패럴랙스 ---------- */
body {
  background: var(--mt-bg) !important;
  color: var(--mt-ink) !important;
  position: relative;
}

/* 시네마틱 패럴랙스 레이어 — JS가 생성하는 .cinematic-bg 요소 */
.cinematic-bg {
  position: fixed;
  inset: 0;
  z-index: -3;
  overflow: hidden;
  pointer-events: none;
}
.cinematic-bg__track {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 500vh;
  will-change: transform;
}
.cinematic-bg__layer {
  position: relative;
  width: 100%;
  height: 100vh;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 1;
}
.cinematic-bg__layer.is-active { opacity: 1; }

/* 다크 오버레이 — 가독성 확보 */
.cinematic-bg__overlay {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(180deg,
      rgba(10, 10, 10, 0.85) 0%,
      rgba(10, 10, 10, 0.78) 40%,
      rgba(18, 18, 18, 0.82) 60%,
      rgba(10, 10, 10, 0.9) 100%
    ),
    radial-gradient(ellipse 80% 50% at 30% 0%, rgba(29, 185, 84, 0.1) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 70% 100%, rgba(154, 230, 31, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

/* 시네마틱 빈티지 효과 (펠름 그레인 + 비네팅) */
.cinematic-bg__vignette {
  position: fixed;
  inset: 0;
  z-index: -1;
  box-shadow: inset 0 0 200px 60px rgba(0, 0, 0, 0.6);
  pointer-events: none;
}

/* 기존 body::before/::after 제거 (시네마틱 레이어로 대체) */
body::before, body::after { display: none !important; }

/* ---------- 스크롤바 ---------- */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--mt-bg); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--mt-violet), var(--mt-fuchsia));
  border-radius: 10px;
  border: 2px solid var(--mt-bg);
}
::-webkit-scrollbar-thumb:hover { background: linear-gradient(180deg, var(--mt-fuchsia), var(--mt-pink)); }

/* 텍스트 선택 */
::selection { background: rgba(29, 185, 84, 0.4); color: #fff; }

/* ---------- 타이포그래피 ---------- */
h1, h2, h3, h4 {
  color: var(--mt-ink) !important;
  letter-spacing: -0.02em;
}
p { color: var(--mt-ink-soft) !important; }

/* ---------- 컨테이너 & 섹션 ---------- */
.section {
  padding: 120px 0 !important;
  position: relative;
}
.section--problem,
.section--trust,
.section--features,
.section--how { background: transparent !important; }
.section--solution,
.section--special { background: linear-gradient(180deg, transparent 0%, rgba(29, 185, 84, 0.04) 50%, transparent 100%) !important; }

.section__head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 72px;
}
.section__eyebrow {
  background: rgba(29, 185, 84, 0.15) !important;
  color: var(--mt-violet) !important;
  border: 1px solid rgba(29, 185, 84, 0.3) !important;
  backdrop-filter: blur(10px);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: 100px;
  box-shadow: 0 0 20px rgba(29, 185, 84, 0.2);
}
.section__eyebrow--warm {
  background: rgba(154, 230, 31, 0.15) !important;
  color: var(--mt-fuchsia) !important;
  border-color: rgba(154, 230, 31, 0.3) !important;
}
.section__eyebrow--usecase {
  background: linear-gradient(135deg, rgba(29, 185, 84, 0.2), rgba(154, 230, 31, 0.15)) !important;
  color: var(--mt-violet) !important;
  border: 1px solid rgba(29, 185, 84, 0.3) !important;
}
.section__title {
  font-size: clamp(30px, 4.5vw, 48px) !important;
  background: linear-gradient(135deg, #ffffff 0%, #1ed760 50%, #9AE61F 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  font-weight: 800;
  margin-bottom: 18px;
}
.section__lead {
  font-size: 18px !important;
  color: var(--mt-ink-soft) !important;
}

/* ---------- 버튼 (글로우 + 그라디언트) ---------- */
.btn {
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  transition: all var(--mt-transition) !important;
}
.btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 600ms ease;
}
.btn:hover::before { left: 100%; }

.btn--primary {
  background: var(--mt-grad) !important;
  color: #fff !important;
  border: none !important;
  box-shadow: 0 4px 20px rgba(29, 185, 84, 0.4), 0 0 40px rgba(154, 230, 31, 0.2) !important;
}
.btn--primary:hover {
  transform: translateY(-3px) !important;
  box-shadow: 0 8px 30px rgba(29, 185, 84, 0.6), 0 0 60px rgba(154, 230, 31, 0.4) !important;
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.05) !important;
  color: var(--mt-ink) !important;
  border: 1.5px solid rgba(255, 255, 255, 0.15) !important;
  backdrop-filter: blur(12px);
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  border-color: var(--mt-violet) !important;
  color: var(--mt-violet) !important;
  box-shadow: 0 0 24px rgba(29, 185, 84, 0.3);
  transform: translateY(-3px) !important;
}
.btn--ghost-light {
  background: rgba(255, 255, 255, 0.08) !important;
  color: #fff !important;
  border-color: rgba(255, 255, 255, 0.2) !important;
  backdrop-filter: blur(12px);
}
.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.15) !important;
  border-color: rgba(255, 255, 255, 0.4) !important;
}

/* ---------- 네비게이션 (글래스 바) ---------- */
.nav {
  background: rgba(7, 6, 13, 0.6) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06) !important;
}
.nav.is-scrolled {
  background: rgba(7, 6, 13, 0.85) !important;
  backdrop-filter: blur(24px) saturate(180%) !important;
  border-bottom: 1px solid rgba(29, 185, 84, 0.15) !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}
.nav__brand { color: var(--mt-ink) !important; }
.nav__name {
  background: linear-gradient(135deg, #1ed760, #9AE61F);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}
.nav__link {
  color: var(--mt-ink-soft) !important;
  border-radius: 100px;
  transition: all var(--mt-transition) !important;
}
.nav__link:hover {
  color: var(--mt-violet) !important;
  background: rgba(29, 185, 84, 0.12) !important;
}
.nav__link--cta {
  background: var(--mt-grad) !important;
  color: #fff !important;
  box-shadow: 0 4px 16px rgba(29, 185, 84, 0.4) !important;
}
.nav__link--cta:hover {
  box-shadow: 0 6px 24px rgba(29, 185, 84, 0.6) !important;
  transform: translateY(-1px);
}
.nav__toggle span { background: var(--mt-ink) !important; }

/* 모바일 메뉴 */
.nav__menu {
  background: rgba(13, 11, 24, 0.95) !important;
  backdrop-filter: blur(24px);
  border: 1px solid rgba(29, 185, 84, 0.2) !important;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5), var(--mt-shadow-glow) !important;
}

/* =========================================================
   히어로 섹션
   ========================================================= */
.hero {
  padding: 160px 0 100px !important;
  position: relative;
  overflow: hidden;
}
/* 히어로 배경 블롭 → 오로라 그라디언트로 변신 */
.hero__bg { z-index: 0; }
.hero__blob {
  filter: blur(100px) !important;
  opacity: 0.6 !important;
}
.hero__blob--1 {
  background: radial-gradient(circle, rgba(29, 185, 84, 0.5) 0%, transparent 70%) !important;
  animation: float 14s ease-in-out infinite !important;
}
.hero__blob--2 {
  background: radial-gradient(circle, rgba(154, 230, 31, 0.4) 0%, transparent 70%) !important;
  animation: float 16s ease-in-out infinite reverse !important;
}
.hero__blob--3 {
  background: radial-gradient(circle, rgba(0, 255, 163, 0.3) 0%, transparent 70%) !important;
  animation: float 18s ease-in-out infinite !important;
}

.hero__badge {
  background: rgba(255, 255, 255, 0.06) !important;
  border: 1px solid rgba(29, 185, 84, 0.3) !important;
  color: var(--mt-ink-soft) !important;
  backdrop-filter: blur(12px);
  box-shadow: 0 0 24px rgba(29, 185, 84, 0.15);
}
.hero__badge-dot {
  background: var(--mt-violet) !important;
  box-shadow: 0 0 0 4px rgba(29, 185, 84, 0.25), 0 0 12px rgba(29, 185, 84, 0.6) !important;
  animation: pulseDot 2s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { box-shadow: 0 0 0 4px rgba(29, 185, 84, 0.25), 0 0 12px rgba(29, 185, 84, 0.6); }
  50% { box-shadow: 0 0 0 8px rgba(29, 185, 84, 0.15), 0 0 20px rgba(29, 185, 84, 0.8); }
}

.hero__title {
  color: var(--mt-ink) !important;
  font-weight: 800 !important;
  letter-spacing: -0.03em !important;
  text-shadow: 0 0 80px rgba(29, 185, 84, 0.3);
}
.hero__title-accent {
  background: linear-gradient(135deg, #1DB954 0%, #9AE61F 30%, #1ed760 60%, #00ffa3 100%) !important;
  background-size: 200% auto !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  color: transparent !important;
  animation: gradShift 4s ease-in-out infinite;
}
@keyframes gradShift {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}
.hero__subtitle {
  color: var(--mt-ink-soft) !important;
}
.hero__points li {
  color: var(--mt-ink-soft) !important;
}
.hero__points svg {
  color: var(--mt-cyan) !important;
  filter: drop-shadow(0 0 6px rgba(0, 255, 163, 0.5));
}

/* 히어로 사진 카드 — 글래스 글로우 */
.hero__photo {
  background: linear-gradient(135deg, rgba(29, 185, 84, 0.15) 0%, rgba(154, 230, 31, 0.1) 50%, rgba(0, 255, 163, 0.08) 100%) !important;
  border: 1px solid rgba(255, 255, 255, 0.15) !important;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5), 0 0 60px rgba(29, 185, 84, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1) !important;
  backdrop-filter: blur(20px);
}
.hero__photo:hover {
  transform: translateY(-8px) scale(1.02) !important;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6), 0 0 80px rgba(29, 185, 84, 0.4) !important;
}
.hero__photo-caption {
  background: linear-gradient(180deg, rgba(7, 6, 13, 0.3) 0%, rgba(7, 6, 13, 0.9) 100%) !important;
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.hero__photo-caption strong { color: #e9d5ff !important; }
.hero__photo--empty {
  background: repeating-linear-gradient(45deg, rgba(29, 185, 84, 0.05), rgba(29, 185, 84, 0.05) 10px, rgba(29, 185, 84, 0.1) 10px, rgba(29, 185, 84, 0.1) 20px), linear-gradient(135deg, rgba(29, 185, 84, 0.1), rgba(154, 230, 31, 0.05)) !important;
  border: 2px dashed rgba(29, 185, 84, 0.4) !important;
  color: var(--mt-violet);
}
.hero__photo--empty::before { color: var(--mt-violet) !important; }

/* 비주얼 윈도우 — 다크 글래스 */
.visual__window {
  background: rgba(7, 6, 13, 0.8) !important;
  border: 1px solid rgba(29, 185, 84, 0.2) !important;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6), 0 0 80px rgba(29, 185, 84, 0.15) !important;
  backdrop-filter: blur(20px);
}
.visual__window::after {
  background: radial-gradient(circle at 20% 0%, rgba(29, 185, 84, 0.2) 0%, transparent 50%), radial-gradient(circle at 80% 100%, rgba(154, 230, 31, 0.15) 0%, transparent 50%) !important;
}
.visual__chrome {
  background: rgba(0, 0, 0, 0.4) !important;
  border-bottom: 1px solid rgba(29, 185, 84, 0.15) !important;
}
.visual__dot--r { background: #1ed760 !important; box-shadow: 0 0 8px rgba(30, 215, 96, 0.6); }
.visual__dot--y { background: #f59e0b !important; box-shadow: 0 0 8px rgba(245, 158, 11, 0.6); }
.visual__dot--g { background: #00ffa3 !important; box-shadow: 0 0 8px rgba(0, 255, 163, 0.6); }
.visual__app-title { color: #fff !important; }
.visual__app-sub { color: rgba(255, 255, 255, 0.5) !important; }
.visual__avatar {
  background: rgba(255, 255, 255, 0.04) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  transition: all var(--mt-transition);
}
.visual__avatar:hover {
  background: rgba(29, 185, 84, 0.12) !important;
  border-color: rgba(29, 185, 84, 0.4) !important;
  transform: translateY(-3px);
  box-shadow: 0 0 20px rgba(29, 185, 84, 0.3);
}
.visual__avatar span { color: rgba(255, 255, 255, 0.7) !important; }
.visual__cta {
  background: var(--mt-grad) !important;
  box-shadow: 0 6px 20px rgba(29, 185, 84, 0.4), 0 0 40px rgba(154, 230, 31, 0.2) !important;
}
.visual__cta:hover {
  box-shadow: 0 8px 28px rgba(29, 185, 84, 0.6), 0 0 60px rgba(154, 230, 31, 0.4) !important;
  transform: translateY(-2px);
}
/* 플로팅 카드 */
.visual__float {
  background: rgba(13, 11, 24, 0.9) !important;
  border: 1px solid rgba(29, 185, 84, 0.25) !important;
  backdrop-filter: blur(16px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 24px rgba(29, 185, 84, 0.2) !important;
}
.visual__float strong { color: var(--mt-ink) !important; }
.visual__float small { color: var(--mt-ink-mute) !important; }

/* =========================================================
   카드 공통 스타일 — 글래스모피즘
   ========================================================= */
.problem__card,
.solution__item,
.feature,
.special__card,
.how__step,
.trust__card,
.review,
.usecase__result-item {
  background: var(--mt-surface) !important;
  border: 1px solid var(--mt-glass-border) !important;
  backdrop-filter: blur(16px);
  box-shadow: var(--mt-shadow-sm);
  transition: all var(--mt-transition) !important;
  position: relative;
  overflow: hidden;
}
/* 카드 호버 — 글로우 + 리프트 */
.problem__card:hover,
.solution__item:hover,
.feature:hover,
.special__card:hover,
.how__step:hover,
.trust__card:hover {
  background: var(--mt-surface-hover) !important;
  border-color: var(--mt-glass-border-hover) !important;
  transform: translateY(-6px) !important;
  box-shadow: var(--mt-shadow-lg), 0 0 40px rgba(29, 185, 84, 0.2) !important;
}

/* 카드 상단 그라디언트 라인 */
.problem__card::before,
.solution__item::before,
.how__step::before,
.trust__card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--mt-grad);
  opacity: 0;
  transition: opacity var(--mt-transition);
}
.problem__card:hover::before,
.solution__item:hover::before,
.how__step:hover::before,
.trust__card:hover::before {
  opacity: 1;
}

/* 아이콘 박스 — 그라디언트 글로우 */
.problem__icon,
.trust__icon {
  background: linear-gradient(135deg, rgba(29, 185, 84, 0.2), rgba(154, 230, 31, 0.15)) !important;
  border: 1px solid rgba(29, 185, 84, 0.25);
  box-shadow: 0 0 24px rgba(29, 185, 84, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}
.feature__icon {
  background: linear-gradient(135deg, rgba(29, 185, 84, 0.2), rgba(0, 255, 163, 0.1)) !important;
  border: 1px solid rgba(29, 185, 84, 0.2);
  box-shadow: 0 0 20px rgba(29, 185, 84, 0.15);
}
.feature--lg .feature__icon {
  background: var(--mt-grad) !important;
  box-shadow: 0 0 30px rgba(29, 185, 84, 0.4) !important;
}
.feature__list li::before { background: var(--mt-violet) !important; box-shadow: 0 0 6px rgba(29, 185, 84, 0.6); }

/* 솔루션 번호 */
.solution__num {
  background: rgba(29, 185, 84, 0.12) !important;
  color: var(--mt-violet) !important;
  border: 1px solid rgba(29, 185, 84, 0.25);
}
.how__index {
  background: var(--mt-grad) !important;
  box-shadow: 0 6px 20px rgba(29, 185, 84, 0.4), 0 0 30px rgba(154, 230, 31, 0.2) !important;
}

/* =========================================================
   Special (PICCOLO 차별점)
   ========================================================= */
.special__card { border-radius: var(--mt-radius-lg) !important; }
.special__card::before {
  background: var(--mt-grad) !important;
  height: 3px !important;
}
.special__card:hover::before { opacity: 1 !important; }
.special__number {
  color: rgba(29, 185, 84, 0.12) !important;
  background: none;
  -webkit-text-stroke: 1px rgba(29, 185, 84, 0.2);
}
.special__visual {
  background: rgba(255, 255, 255, 0.02) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
}
.special__title .accent {
  background: var(--mt-grad) !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  color: transparent !important;
}
.special__tag {
  background: rgba(29, 185, 84, 0.1) !important;
  color: var(--mt-violet) !important;
  border: 1px solid rgba(29, 185, 84, 0.25) !important;
}
.special__points .dot { background: var(--mt-violet) !important; box-shadow: 0 0 6px rgba(29, 185, 84, 0.5); }
.strip-thumb--active { fill: var(--mt-violet) !important; }

/* feature--lg 배경 */
.feature--lg {
  background: linear-gradient(135deg, rgba(29, 185, 84, 0.08) 0%, rgba(154, 230, 31, 0.05) 100%) !important;
  border-color: rgba(29, 185, 84, 0.2) !important;
}

/* =========================================================
   사용례 (usecase)
   ========================================================= */
.section--usecase {
  background: linear-gradient(180deg, transparent 0%, rgba(29, 185, 84, 0.03) 50%, transparent 100%) !important;
}
.usecase__stage {
  background: var(--mt-surface) !important;
  border: 1px solid var(--mt-glass-border) !important;
  backdrop-filter: blur(20px);
  box-shadow: var(--mt-shadow-lg), 0 0 60px rgba(29, 185, 84, 0.1) !important;
}
.usecase__progress { background: rgba(255, 255, 255, 0.05) !important; }
.usecase__progress-bar {
  background: var(--mt-grad) !important;
  box-shadow: 0 0 12px rgba(29, 185, 84, 0.6);
}
.usecase__chip {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1.5px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--mt-ink-soft) !important;
  backdrop-filter: blur(8px);
}
.usecase__chip:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  border-color: rgba(29, 185, 84, 0.4) !important;
  color: var(--mt-violet) !important;
}
.usecase__chip.is-active {
  background: var(--mt-grad) !important;
  color: #fff !important;
  border-color: transparent !important;
  box-shadow: 0 4px 16px rgba(29, 185, 84, 0.4), 0 0 30px rgba(154, 230, 31, 0.2) !important;
}
.usecase__visual {
  background: rgba(255, 255, 255, 0.02) !important;
  border: 1px solid rgba(255, 255, 255, 0.06) !important;
}
.usecase__highlight { color: var(--mt-ink) !important; }
.usecase__narration { color: var(--mt-ink-soft) !important; }
.usecase__narration strong { color: var(--mt-violet) !important; }
.usecase__dialog {
  background: rgba(29, 185, 84, 0.08) !important;
  border-left: 3px solid var(--mt-violet) !important;
  color: var(--mt-ink) !important;
}
.usecase__tag {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  color: var(--mt-ink-soft) !important;
}
.usecase__tag--accent {
  background: rgba(29, 185, 84, 0.12) !important;
  border-color: rgba(29, 185, 84, 0.3) !important;
  color: var(--mt-violet) !important;
}
.usecase__time {
  background: rgba(255, 255, 255, 0.08) !important;
  color: var(--mt-cyan) !important;
  backdrop-filter: blur(8px);
}
.usecase__control {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1.5px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--mt-ink-soft) !important;
}
.usecase__control:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  border-color: rgba(29, 185, 84, 0.4) !important;
  color: var(--mt-violet) !important;
}
.usecase__control--primary {
  background: var(--mt-grad) !important;
  border-color: transparent !important;
  color: #fff !important;
  box-shadow: 0 4px 16px rgba(29, 185, 84, 0.4) !important;
}
.usecase__control--primary:hover {
  box-shadow: 0 6px 24px rgba(29, 185, 84, 0.6) !important;
}
.usecase__control--primary.is-playing {
  background: rgba(255, 255, 255, 0.1) !important;
  color: var(--mt-ink) !important;
}
.usecase__result-item--after {
  background: linear-gradient(135deg, rgba(29, 185, 84, 0.1) 0%, rgba(154, 230, 31, 0.05) 100%) !important;
  border-color: rgba(29, 185, 84, 0.3) !important;
}
.usecase__result-item--after .usecase__result-num { color: var(--mt-violet) !important; }
.usecase__result-item--final {
  background: var(--mt-grad) !important;
  border-color: transparent !important;
  box-shadow: 0 8px 32px rgba(29, 185, 84, 0.4), 0 0 60px rgba(154, 230, 31, 0.2) !important;
}
.usecase__result-num { color: var(--mt-ink-soft) !important; }
.usecase__result-label { color: var(--mt-ink-mute) !important; }
.usecase__result-arrow { color: var(--mt-violet) !important; }
.usecase__compare-card { background: rgba(0, 0, 0, 0.3) !important; border-color: rgba(255, 255, 255, 0.1) !important; }
.usecase__compare-arrow {
  background: var(--mt-grad) !important;
  box-shadow: 0 8px 24px rgba(29, 185, 84, 0.4) !important;
}
.usecase__image-label {
  background: rgba(7, 6, 13, 0.8) !important;
  color: var(--mt-cyan) !important;
  backdrop-filter: blur(8px);
}
.usecase__feature-panel,
.usecase__ending-overlay {
  background: linear-gradient(180deg, rgba(7, 6, 13, 0.2) 0%, rgba(7, 6, 13, 0.9) 100%) !important;
  backdrop-filter: blur(12px);
}
.usecase__visual--chaos {
  background: linear-gradient(135deg, #0a0a1a 0%, #1a0a2a 100%) !important;
}

/* =========================================================
   후기 (review)
   ========================================================= */
.review {
  background: var(--mt-surface) !important;
  border-left: 3px solid var(--mt-violet) !important;
  backdrop-filter: blur(12px);
  box-shadow: var(--mt-shadow-sm) !important;
  transition: all var(--mt-transition) !important;
}
.review:hover {
  border-left-color: var(--mt-fuchsia) !important;
  box-shadow: var(--mt-shadow-md), 0 0 30px rgba(29, 185, 84, 0.15) !important;
  transform: translateX(4px);
}
.review p { color: var(--mt-ink) !important; }
.review cite { color: var(--mt-ink-mute) !important; }
.reviews__title { color: var(--mt-ink) !important; }

/* =========================================================
   CTA 섹션
   ========================================================= */
.cta {
  background: linear-gradient(135deg, #121212 0%, #0a2e1a 50%, #121212 100%) !important;
  border: 1px solid rgba(29, 185, 84, 0.2) !important;
  box-shadow: var(--mt-shadow-lg), 0 0 80px rgba(29, 185, 84, 0.15) !important;
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 30% 30%, rgba(29, 185, 84, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 70% 70%, rgba(154, 230, 31, 0.1) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.cta__blob--1 { background: var(--mt-violet) !important; }
.cta__blob--2 { background: var(--mt-fuchsia) !important; }
.cta__title {
  color: #fff !important;
  text-shadow: 0 0 60px rgba(29, 185, 84, 0.5);
}
.cta__subtitle { color: rgba(255, 255, 255, 0.7) !important; }
.cta__note { color: rgba(255, 255, 255, 0.4) !important; }

/* =========================================================
   푸터
   ========================================================= */
.footer {
  background: transparent !important;
  border-top: 1px solid rgba(255, 255, 255, 0.06) !important;
}
.footer__brand { color: var(--mt-ink) !important; }
.footer__tagline { color: var(--mt-ink-soft) !important; }
.footer__links a {
  color: var(--mt-ink-soft) !important;
  transition: all var(--mt-transition) !important;
}
.footer__links a:hover {
  color: var(--mt-violet) !important;
  background: rgba(29, 185, 84, 0.1) !important;
}
.footer__language-label { color: var(--mt-ink-soft) !important; }
.footer__language-select {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--mt-ink) !important;
  backdrop-filter: blur(8px);
}
.footer__language-select option {
  background: #ffffff !important;
  color: #111111 !important;
}
.footer__language-select:focus {
  border-color: var(--mt-violet) !important;
  outline: 2px solid rgba(29, 185, 84, 0.3) !important;
}
.footer__copy {
  color: var(--mt-ink-mute) !important;
  border-top: 1px solid rgba(255, 255, 255, 0.06) !important;
}

/* =========================================================
   커뮤니티 / 게시판
   ========================================================= */
.community__list-wrap,
.community__detail {
  background: var(--mt-surface) !important;
  border: 1px solid var(--mt-glass-border) !important;
  backdrop-filter: blur(16px);
  box-shadow: var(--mt-shadow-sm) !important;
}
.community__list-title { color: var(--mt-ink) !important; }
.community__count { color: var(--mt-fuchsia) !important; }
.community__list {
  background: rgba(0, 0, 0, 0.2) !important;
  border: 1px solid rgba(255, 255, 255, 0.05) !important;
}
.community__item,
.community__list-item {
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid rgba(255, 255, 255, 0.05) !important;
  transition: all var(--mt-transition) !important;
}
.community__item:hover,
.community__list-item:hover {
  background: rgba(29, 185, 84, 0.08) !important;
  border-color: rgba(29, 185, 84, 0.2) !important;
  transform: translateX(4px);
}
.community__item.is-active,
.community__list-item.is-active {
  background: rgba(29, 185, 84, 0.12) !important;
  border-color: var(--mt-violet) !important;
  box-shadow: 0 0 16px rgba(29, 185, 84, 0.2);
}
.community__item-title,
.community__list-item-title { color: var(--mt-ink) !important; }
.community__item-meta,
.community__list-item-meta { color: var(--mt-ink-mute) !important; }
.community__item-meta .badge,
.community__list-item-meta .badge {
  background: rgba(255, 255, 255, 0.08) !important;
  color: var(--mt-ink-soft) !important;
}
.community__item-meta .badge--secret,
.community__list-item-meta .badge--secret {
  background: var(--mt-fuchsia) !important;
  color: #fff !important;
}
.community__item-meta .badge--anon,
.community__list-item-meta .badge--anon {
  background: var(--mt-violet) !important;
  color: #fff !important;
}
.community__list-empty,
.community__detail-empty { color: var(--mt-ink-mute) !important; }
.community__pager button {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--mt-ink-soft) !important;
}
.community__pager button.is-active {
  background: var(--mt-grad) !important;
  color: #fff !important;
  border-color: transparent !important;
}
.community__detail-head { border-bottom: 1px solid rgba(255, 255, 255, 0.06) !important; }
.community__detail-title,
.community__detail-inner h3 { color: var(--mt-ink) !important; }
.community__detail-meta { color: var(--mt-ink-mute) !important; }
.community__detail-body { color: var(--mt-ink-soft) !important; }
.community__detail-images img { border: 1px solid rgba(255, 255, 255, 0.08) !important; }
.community__comments-section { border-top: 1px solid rgba(255, 255, 255, 0.06) !important; }
.community__comments-head h4 { color: var(--mt-ink) !important; }
.community__comment-count {
  background: rgba(29, 185, 84, 0.12) !important;
  color: var(--mt-violet) !important;
}
.community__comments-empty {
  color: var(--mt-ink-mute) !important;
  background: rgba(255, 255, 255, 0.02) !important;
  border: 1px dashed rgba(255, 255, 255, 0.1) !important;
}
.community__comment {
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid rgba(255, 255, 255, 0.05) !important;
}
.community__comment--admin {
  background: rgba(245, 158, 11, 0.06) !important;
  border-color: rgba(245, 158, 11, 0.2) !important;
}
.community__comment--nested {
  border-left: 3px solid rgba(167, 139, 250, 0.4) !important;
  background: rgba(29, 185, 84, 0.04) !important;
}
.community__comment-meta { color: var(--mt-ink-mute) !important; }
.community__comment-badge {
  background: var(--mt-grad) !important;
  color: #fff !important;
}
.community__comment-body { color: var(--mt-ink-soft) !important; }
.community__comment-actions button { color: var(--mt-violet) !important; }
.community__comment-actions button:hover { color: var(--mt-violet) !important; }
.community__comment-delete { color: #f87171 !important; }
.community__comment-delete:hover { color: #ef4444 !important; }
.community__reaction {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--mt-ink-soft) !important;
}
.community__reaction--like.is-active {
  background: rgba(34, 197, 94, 0.15) !important;
  border-color: rgba(34, 197, 94, 0.4) !important;
  color: #4ade80 !important;
}
.community__reaction--dislike.is-active {
  background: rgba(248, 113, 113, 0.15) !important;
  border-color: rgba(248, 113, 113, 0.4) !important;
  color: #f87171 !important;
}
.community__reply-marker {
  background: rgba(167, 139, 250, 0.2) !important;
  color: var(--mt-violet) !important;
}
.community__detail-actions .btn { color: var(--mt-violet) !important; border-color: rgba(29, 185, 84, 0.3) !important; }

/* =========================================================
   모달
   ========================================================= */
.modal__backdrop {
  background: rgba(7, 6, 13, 0.7) !important;
  backdrop-filter: blur(8px);
}
.modal__panel {
  background: rgba(13, 11, 24, 0.95) !important;
  border: 1px solid rgba(29, 185, 84, 0.2) !important;
  backdrop-filter: blur(24px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6), 0 0 80px rgba(29, 185, 84, 0.15) !important;
}
.modal__head {
  background: linear-gradient(180deg, rgba(29, 185, 84, 0.08) 0%, transparent 100%) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06) !important;
}
.modal__title { color: var(--mt-ink) !important; }
.modal__close { color: var(--mt-ink-soft) !important; }
.modal__close:hover { background: rgba(29, 185, 84, 0.12) !important; color: var(--mt-violet) !important; }
.modal__body { color: var(--mt-ink-soft) !important; }
.modal__foot {
  background: rgba(255, 255, 255, 0.02) !important;
  border-top: 1px solid rgba(255, 255, 255, 0.06) !important;
}

/* =========================================================
   폼
   ========================================================= */
.form-row .form-label { color: var(--mt-ink) !important; }
.form-row .form-label em { color: var(--mt-fuchsia) !important; }
.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="password"],
.form-row textarea,
.form-row input[type="search"],
.form-select,
.community__search input[type="search"] {
  background: rgba(255, 255, 255, 0.04) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--mt-ink) !important;
}
.form-row input:focus,
.form-row textarea:focus,
.form-select:focus,
.community__search input[type="search"]:focus {
  border-color: var(--mt-violet) !important;
  box-shadow: 0 0 0 3px rgba(29, 185, 84, 0.2) !important;
  outline: none !important;
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: var(--mt-ink-mute) !important; }
.form-help { color: var(--mt-ink-mute) !important; }
.form-check { color: var(--mt-ink-soft) !important; }
.form-check input[type="checkbox"] { accent-color: var(--mt-violet) !important; }
.form-error {
  background: rgba(248, 113, 113, 0.1) !important;
  border: 1px solid rgba(248, 113, 113, 0.3) !important;
  color: #f87171 !important;
}
.btn--danger {
  background: linear-gradient(135deg, #ef4444, #dc2626) !important;
  color: #fff !important;
  border: none !important;
}

/* =========================================================
   알림 / 관리자
   ========================================================= */
.notify__export {
  background: rgba(29, 185, 84, 0.1) !important;
  border: 1px solid rgba(29, 185, 84, 0.3) !important;
  color: var(--mt-violet) !important;
}
.notify__export:hover {
  background: rgba(29, 185, 84, 0.2) !important;
}

/* =========================================================
   라이트박스
   ========================================================= */
.lightbox { background: rgba(7, 6, 13, 0.92) !important; backdrop-filter: blur(12px); }

/* =========================================================
   스크롤 리빌 — 글래스 페이드인
   ========================================================= */
.reveal {
  opacity: 0 !important;
  transform: translateY(40px) !important;
  transition: opacity 800ms cubic-bezier(0.16, 1, 0.3, 1), transform 800ms cubic-bezier(0.16, 1, 0.3, 1) !important;
  filter: blur(8px);
}
.reveal.is-visible {
  opacity: 1 !important;
  transform: translateY(0) !important;
  filter: blur(0);
  transition: opacity 800ms cubic-bezier(0.16, 1, 0.3, 1), transform 800ms cubic-bezier(0.16, 1, 0.3, 1), filter 800ms ease !important;
}

/* =========================================================
   추가 모던 효과
   ========================================================= */

/* 스크롤 진행 바 (JS로 생성되는 요소) */
.mt-scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: var(--mt-grad);
  z-index: 9999;
  box-shadow: 0 0 12px rgba(29, 185, 84, 0.6);
  transition: width 100ms ease;
}

/* 매그네틱 효과 대상 */
.mt-magnetic {
  transition: transform 200ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* 3D 틸트 카드 */
.mt-tilt {
  transform-style: preserve-3d;
  transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* 카드에 마우스 올렸을 때 글로우 팔로우 */
.mt-glow-card {
  position: relative;
}
.mt-glow-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(300px circle at var(--mt-mx, 50%) var(--mt-my, 50%), rgba(29, 185, 84, 0.15), transparent 70%);
  transition: opacity 400ms ease;
  pointer-events: none;
  z-index: 0;
}
.mt-glow-card:hover::after { opacity: 1; }

/* 텍스트 타이핑 효과 그라디언트 */
.mt-text-grad {
  background: var(--mt-grad);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: gradShift 4s ease-in-out infinite;
}

/* 플로팅 액션 글로우 펄스 */
@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(29, 185, 84, 0.3), 0 0 40px rgba(154, 230, 31, 0.15); }
  50% { box-shadow: 0 0 30px rgba(29, 185, 84, 0.5), 0 0 60px rgba(154, 230, 31, 0.3); }
}

/* 접근성: 애니메이션 감소 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  body::before { animation: none !important; }
}