/* =============================================
   오로라의소리 — Railway-inspired Dark Matte v3
   ============================================= */

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css');
@import url('https://cdn.jsdelivr.net/gh/sunn-us/SUIT/fonts/variable/woff2/SUIT-Variable.css');

/* ── 토큰 (컬러 기준표 v1 적용) ────────────── */
:root {
  /* ─── 배경 계층 (60%) ─── */
  --bg:           #0B0B12;   /* Deep Navy — 페이지 배경 전용 */
  --surface:      #13131F;   /* Card Navy — 카드·섹션 배경 */
  --surface-2:    #1E1E32;   /* Elevated Navy — 활성화·강조 카드 */

  /* ─── 텍스트 계층 ─── */
  --primary:      #E8E8F0;              /* Off White — 제목·핵심 본문 */
  --secondary:    rgba(232,232,240,.72); /* Off White 72% — 카드 설명·FAQ 답변 */
  --muted:        #9999B8;              /* Muted — 보조 캡션·메타 정보 (가독성 +1단계) */

  /* ─── 퍼플 포인트 (10%, 3곳 이내) ─── */
  --accent:       #A855F7;   /* Purple Light — 텍스트 강조·아이콘 */
  --accent-dim:   #7C3AED;   /* Aurora Purple — 시그니처 포인트 */
  --accent-light: rgba(168,85,247,.12);

  /* 글로우 */
  --glow-purple:  rgba(124,58,237,.20);

  /* ─── CTA 버튼 ─── */
  --grad-start:   #A855F7;   /* Purple Light */
  --grad-end:     #7C3AED;   /* Aurora Purple */
  --cta-text:     #E8E8F0;

  /* ─── 카카오 ─── */
  --kakao:        #FEE500;
  --kakao-text:   #191600;

  /* ─── 보더 ─── */
  --border:       rgba(232,232,240,.08);
  --border-hover: rgba(168,85,247,.35);

  /* ─── 그림자 ─── */
  --shadow-glow: 0 0 36px rgba(124,58,237,.16);
  --shadow-card: 0 2px 12px rgba(0,0,0,.5);

  /* ─── 레이아웃 ─── */
  --radius-sm:  10px;
  --radius-md:  16px;
  --radius-lg:  24px;
  --radius-xl:  999px;

  --max-w: 720px;
  --gap:   clamp(36px, 6vw, 68px); /* P1: 섹션 여백 65% 수준으로 축소 */
}

/* ── 리셋 ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden; /* 가로 스크롤 전역 차단 */
  max-width: 100%;
}
body {
  font-family: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont,
               'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--primary);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden; /* 인스타 인앱브라우저 포함 가로 스크롤 차단 */
  max-width: 100%;
  width: 100%;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── 네비게이션 바 ──────────────────────────── */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  height: 56px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  /* P1: 스크롤 전에도 미세한 상단 그라디언트로 네비 가독성 확보 */
  background: linear-gradient(to bottom, rgba(11,11,18,.6) 0%, rgba(11,11,18,0) 100%);
  transition: background .35s ease, border-color .35s ease, box-shadow .35s ease;
}
.site-nav.scrolled {
  background: rgba(11, 11, 18, .92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: rgba(232, 232, 240, .08);
  box-shadow: 0 4px 24px rgba(0, 0, 0, .4); /* backdrop-filter 미지원 환경 폴백 */
}
.site-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-size: .92rem;
  font-weight: 800;
  letter-spacing: -.015em;
  color: var(--primary);
}
.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 16px;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  color: var(--cta-text);
  font-size: .78rem;
  font-weight: 700;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 2px 10px rgba(124,58,237,.25);
  transition: opacity .2s, transform .2s, box-shadow .2s;
  text-decoration: none;
  white-space: nowrap;
}
.nav-cta-btn:hover {
  opacity: .92;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(168,85,247,.35);
}

/* ── 공통 레이아웃 ────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

section { 
  padding: var(--gap) 0; 
  position: relative;
}

/* ── 섹션 레이블 ──────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  border: 1px solid rgba(123,92,246,.2);
  padding: 5px 12px;
  border-radius: var(--radius-xl);
  margin-bottom: 20px;
}

/* ── 섹션 제목 ────────────────────────────── */
.section-title {
  font-size: clamp(1.5rem, 4.2vw, 2rem);
  font-weight: 800;
  line-height: 1.38;
  color: var(--primary);
  margin-bottom: 20px;
  word-break: keep-all;
  letter-spacing: -.01em;
}
.section-title em {
  font-style: normal;
  color: var(--accent);
}

/* ── CTA 버튼 (Primary — 그라디언트) ──── */
.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.3), 0 4px 14px rgba(124, 58, 237, 0.25);
  color: var(--cta-text);
  font-family: inherit;
  font-size: .95rem;
  font-weight: 800;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: opacity .2s, transform .2s, box-shadow .2s, filter .2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-cta:hover {
  opacity: .95;
  transform: translateY(-2px);
  box-shadow: inset 0 1px 1px rgba(255,255,255,0.4), 0 8px 28px rgba(180,80,220,.45);
  filter: brightness(1.1);
}

/* ── CTA 버튼 (Secondary — 아웃라인) ─── */
.btn-cta-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  background: rgba(255,255,255,.04);
  backdrop-filter: blur(4px);
  color: var(--primary);
  font-family: inherit;
  font-size: .95rem;
  font-weight: 700;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255,255,255,.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
  cursor: pointer;
  transition: background .2s, transform .2s, box-shadow .2s, border-color .2s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-cta-outline:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.3);
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1), 0 6px 20px rgba(0,0,0,.2);
}

.btn-cta .btn-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.btn-sub {
  display: block;
  margin-top: 12px;
  font-size: .78rem;
  color: rgba(232,232,240,.58); /* 가독성 확보: Muted보다 약간 밝게 */
  text-align: center;
}

/* ── 아이콘 박스 (이모지 정렬 통일) ─────── */
.icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: linear-gradient(145deg, var(--surface-2), var(--surface));
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: inset 0 2px 4px rgba(255,255,255,.05), 0 4px 12px rgba(0,0,0,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════
   애니메이션 키프레임
   ══════════════════════════════════════════ */

/* 페이드업 */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: none; }
}

/* 글로우 숨쉬기 */
@keyframes glowPulse {
  0%, 100% { opacity: .6; transform: scale(1); }
  50%       { opacity: 1;  transform: scale(1.08); }
}

/* 라인 드로잉 */
@keyframes drawLine {
  from { height: 0; }
  to   { height: 32px; }
}

/* 플로트 */
@keyframes floatUp {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-5px); }
}

/* shimmer */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

/* ── Scroll 진입 애니메이션 ──────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s cubic-bezier(.22,1,.36,1),
              transform .6s cubic-bezier(.22,1,.36,1);
}
.fade-up.visible { opacity: 1; transform: none; }

/* stagger */
.fade-up.d1 { transition-delay: .08s; }
.fade-up.d2 { transition-delay: .16s; }
.fade-up.d3 { transition-delay: .24s; }
.fade-up.d4 { transition-delay: .32s; }
.fade-up.d5 { transition-delay: .40s; }

/* ══════════════════════════════════════════
   배경 글로우 레이어 (전역)
   ══════════════════════════════════════════ */
/* 전역 글로우는 숨기고 섹션별로 분리 */
body::before,
body::after {
  display: none;
}

/* 콘텐츠는 글로우 위에 */
.container, section, footer, .kakao-float { position: relative; z-index: 1; }

/* ─────────────────────────────────────────────
   섹션 1. 히어로
   ───────────────────────────────────────────── */
#hero {
  padding: clamp(80px, 12vw, 110px) 0 clamp(56px, 8vw, 72px);
  padding-top: calc(clamp(80px, 12vw, 110px) + 56px);
  text-align: center;
  position: relative;
  overflow: hidden;
  clip-path: inset(0); /* P1: blur 필터가 overflow:hidden을 우회하는 문제 차단 */
  background: transparent;
}
#hero::before,
#hero::after {
  content: '';
  position: absolute;
  top: 50%;
  border-radius: 50%;
  filter: blur(80px); /* P1: blur 억제로 overflow 클립 효과 강화 */
  z-index: 0;
  pointer-events: none;
  transform: translateY(-50%);
}
#hero::before {
  left: 25%;
  width: 40vw; max-width: 420px;
  height: 40vw; max-height: 420px;
  background: rgba(124, 58, 237, 0.06); /* P1: opacity 30% 이하 */
}
#hero::after {
  right: 25%;
  width: 30vw; max-width: 340px;
  height: 30vw; max-height: 340px;
  background: rgba(168, 85, 247, 0.04); /* P1: opacity 30% 이하 */
}

/* 오로라 캔버스 */
#aurora-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* 히어로 패널 (Railway 핵심 디자인) */
.hero-panel {
  position: relative;
  z-index: 1;
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.06), rgba(255,255,255,0) 45%), rgba(255, 255, 255, 0.015);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 48px;
  padding: 80px 40px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  max-width: 900px;
  margin: 0 auto;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04), 0 24px 64px rgba(0, 0, 0, 0.35);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  border: 1px solid rgba(167, 139, 250, 0.15);
  padding: 6px 14px;
  border-radius: var(--radius-xl);
  margin-bottom: 32px;
}

.hero-headline {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  font-size: clamp(2.5rem, 8.5vw, 4.3rem); /* P3: 10~15% 확대 */
  font-weight: 900;
  line-height: 1.12;
  word-break: keep-all;
  margin-bottom: 24px;
  color: var(--primary);
  letter-spacing: -0.04em;
}

.hero-headline-top {
  font-size: clamp(.95rem, 2.2vw, 1.2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(232,232,240,.72);
}

.hero-headline-main {
  display: block;
  max-width: 10.5ch;
  text-wrap: balance;
}

.hero-headline .highlight {
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem, 2.8vw, 1.15rem);
  color: rgba(255,255,255,.78);
  line-height: 1.65;
  margin: 0 auto 26px;
  word-break: keep-all;
  max-width: 520px;
  text-wrap: balance;
}

.hero-cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin-bottom: 0;
}

.hero-footer-sub {
  margin: 0 0 26px;
  font-size: 0.85rem;
  color: rgba(255,255,255,.68);
  font-weight: 600;
  transform: translateY(-10px);
}

/* 모바일 대응 */
@media (max-width: 768px) {
  .hero-panel {
    padding: 60px 24px;
    border-radius: 32px;
    border: none;
    background: transparent;
    backdrop-filter: none;
  }
  .hero-cta-wrap {
    flex-direction: column;
    width: 100%;
  }
  .hero-cta-wrap .btn-cta, 
  .hero-cta-wrap .btn-cta-outline {
    width: 100%;
  }
  /* P3: 모바일 375px 히어로 헤드라인 — 자연스러운 줄바꿈 확보 */
  .hero-headline {
    font-size: 2.15rem;
    letter-spacing: -0.035em;
    gap: 12px;
  }
  .hero-headline-top {
    font-size: .88rem;
    letter-spacing: .1em;
  }
  .hero-headline-main {
    max-width: 11.5ch;
  }
}

/* 모바일 전용 줄바꿈 — 데스크톱에서 숨김 */
.m-br { display: none; }
@media (max-width: 480px) {
  .m-br { display: inline; } /* "의지보다" 다음 줄로 "기준의 문제" 시작 */
  .hero-headline { font-size: 1.95rem; } /* 375px 최소 폰트 추가 조정 */
  .hero-headline-main { max-width: 12.5ch; }
  .hero-sub { max-width: 31ch; }
  .hero-footer-sub {
    font-size: .82rem;
    margin-bottom: 24px;
    transform: translateY(-10px);
  }
}

/* ─────────────────────────────────────────────
   섹션 2. 3칸 즉시 이해 카드
   ───────────────────────────────────────────── */
#quick-cards {
  padding-top: 0;
  padding-bottom: 16px; /* empathy 섹션 상단 여백과 합쳐져 히어로 하단 여백과 동일해지도록 설정 */
  margin-top: 0; /* 기존 -40px 제거하여 공간 확보 */
}

/* ─────────────────────────────────────────────
   섹션 1. Railway 스타일 그리드 보더
   ───────────────────────────────────────────── */
.quick-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface);
}

/* 브라우저 버그와 독립적인 완벽한 위치 기반 Inset Divider */
.quick-grid::before,
.quick-grid::after {
  content: '';
  position: absolute;
  top: 40px;
  bottom: 40px;
  width: 1px;
  background: var(--border);
  z-index: 2;
  pointer-events: none;
}

.quick-grid::before {
  left: 33.333%;
}

.quick-grid::after {
  left: 66.666%;
}

.quick-card {
  padding: 40px 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 20px;
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.03), rgba(255,255,255,0) 30%), rgba(255, 255, 255, 0.015);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06), 0 20px 60px rgba(0,0,0,0.35);
  transition: background .3s ease, transform .3s, box-shadow .3s;
}

.quick-card:hover {
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.05), rgba(255,255,255,0) 40%), rgba(255, 255, 255, 0.025);
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 30px 80px rgba(88, 28, 135, 0.18);
  z-index: 10;
}

.quick-card .icon-box {
  width: 48px;
  height: 48px;
  background: var(--surface-2);
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  transition: border-color .3s, transform .3s;
  flex-shrink: 0;
  margin-bottom: 0px;
}

.quick-card:hover .icon-box {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.quick-card-info {
  display: flex;
  flex-direction: column;
  gap: 16px; /* 타이틀과 설명 사이 간성 고정 */
  flex-grow: 1;
}

.quick-card-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.35;
  letter-spacing: -0.02em;
  display: flex;
  align-items: flex-start;
}

.quick-card-desc {
  font-size: 0.93rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.7;
  word-break: keep-all;
}

/* 모바일 대응 */
@media (max-width: 768px) {
  .quick-grid {
    grid-template-columns: 1fr;
    margin: 0 20px;
  }
  .quick-grid::before,
  .quick-grid::after {
    display: none;
  }
  .quick-card {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 40px 24px;
  }
  .quick-card:last-child {
    border-bottom: none;
  }
  #quick-cards {
    margin-top: -20px;
  }
}

/* ─────────────────────────────────────────────
   섹션 3. 문제 공감 + 원인 진단 (리듬 차이: 더 어두운 배경)
   ───────────────────────────────────────────── */
#empathy {
  background: linear-gradient(180deg, var(--bg) 0%, var(--surface-2) 100%);
  padding-top: var(--gap);    /* P1: 배율 제거로 여백 통일 */
  padding-bottom: var(--gap);
  position: relative;
  overflow: hidden; /* 글로우 레이어 클립 */
  clip-path: inset(0); /* WebKit blur 우회 차단 */
}
#empathy::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 45%; height: 500px; /* 물리적 overflow 방지 */
  background: radial-gradient(circle, rgba(124,58,237,0.08), transparent 70%);
  filter: blur(120px);
  pointer-events: none;
}

.empathy-list {
  margin: 48px 0 36px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.empathy-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px 24px;
  background: transparent;
  border-bottom: 1px solid var(--border);
  font-size: .95rem;
  font-weight: 500;
  color: var(--secondary);
  word-break: keep-all;
  line-height: 1.6;
  transition: background .2s;
}

.empathy-item:last-child {
  border-bottom: none;
}

.empathy-item:hover {
  background: rgba(255, 255, 255, 0.02);
}

.empathy-icon {
  flex-shrink: 0;
  color: var(--accent);
  opacity: 0.95;
}

.diagnosis {
  margin-top: 28px;
  padding: 24px 22px;
  background: var(--surface-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.diagnosis p {
  font-size: .9rem;
  line-height: 1.85;
  color: rgba(255,255,255,0.76);
  word-break: keep-all;
}
.diagnosis strong {
  color: var(--primary);
  font-weight: 800;
}

/* ─────────────────────────────────────────────
   섹션 4. 채널별 역할 (아코디언)
   ───────────────────────────────────────────── */
#channels {
  position: relative;
  overflow: hidden; /* 글로우 레이어 클립 */
  clip-path: inset(0); /* WebKit blur 우회 차단 */
}
#channels::before {
  content: '';
  position: absolute;
  top: 20%; left: 50%; width: 300px; height: 800px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(124,58,237,0.06), transparent 70%);
  filter: blur(100px);
  pointer-events: none;
}

.channel-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 28px;
  position: relative; z-index: 1;
}

.channel-card {
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), 0 10px 40px rgba(0,0,0,0.2);
  overflow: hidden;
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.channel-card.open,
.channel-card:hover {
  border-color: rgba(160,120,255,.5);
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 20px 60px rgba(88,28,135,0.15);
}

.channel-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
  user-select: none;
  background: transparent;
  width: 100%;
  text-align: left;
  transition: background .2s;
}
.channel-card-header:hover { background: var(--surface-2); }

/* 채널 아이콘 박스 — 1번 quick-card 동일 무드 */
.channel-card-header .icon-box {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: rgba(232,232,240,.75);
  transition: border-color .25s, transform .25s;
}
.channel-card.open .channel-card-header .icon-box,
.channel-card:hover .channel-card-header .icon-box {
  border-color: rgba(168,85,247,.35);
  transform: translateY(-1px);
}

.channel-name {
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--primary); /* 위계 강화: 제목급 밝기 */
  margin-bottom: 2px;
  text-transform: none;
}

.channel-role {
  font-size: 1rem;
  font-weight: 400;
  color: rgba(232,232,240,.62); /* 채널명보다 1단계 낮게 */
  word-break: keep-all;
  line-height: 1.55;
}

.channel-toggle {
  margin-left: auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background .2s, transform .35s cubic-bezier(.22,1,.36,1);
  font-size: .72rem;
  color: var(--muted);
  line-height: 1;
}
.channel-card.open .channel-toggle {
  transform: rotate(-180deg);
  background: var(--surface-2);
  border-color: rgba(168,85,247,.3);
  color: var(--primary);
}

.channel-card-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .45s cubic-bezier(.22,1,.36,1);
}
.channel-card.open .channel-card-body { max-height: 600px; }

.channel-body-inner {
  padding: 0 20px 22px;
  border-top: 1px solid var(--border);
}
.channel-body-inner > p {
  font-size: 1rem;
  color: rgba(232,232,240,.72);
  line-height: 1.85;
  margin-top: 16px;
  word-break: keep-all;
}

.channel-fit {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.channel-fit-tag {
  font-size: .7rem;
  font-weight: 600;
  padding: 3px 10px;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(123,92,246,.2);
}

.channel-why { margin-top: 14px; }
.channel-why-title {
  font-size: .68rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.channel-why li {
  font-size: .88rem;
  color: rgba(232,232,240,.7);
  padding: 4px 0 4px 16px;
  position: relative;
  line-height: 1.7;
  word-break: keep-all;
}
.channel-why li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: .76rem;
  top: 5px;
}

/* ─────────────────────────────────────────────
   섹션 5. 왜 오로라의소리인가 (리듬 차이: 패딩 확대 및 배경 밀집)
   ───────────────────────────────────────────── */
#why-aurora {
  background: var(--surface);
  padding: var(--gap) 0; /* P1: 배율 제거 */
  position: relative;
  overflow: hidden; /* 글로우 레이어 클립 */
  clip-path: inset(0); /* WebKit blur 우회 차단 */
}
#why-aurora::before {
  content: '';
  position: absolute;
  top: 50%; left: 0; width: 50%; height: 600px; /* vw 기반 → % 로 변경 */
  transform: translateY(-50%);
  background: radial-gradient(circle, rgba(124,58,237,0.06) 0%, transparent 60%);
  filter: blur(120px);
  pointer-events: none;
}

.why-body { margin-top: 20px; position: relative; z-index: 1; }
.why-body p {
  font-size: 1.05rem; /* 텍스트 강조 리듬 */
  color: var(--primary);
  opacity: 0.9;
  line-height: 1.85;
  word-break: keep-all;
  margin-bottom: 12px;
  max-width: 580px;
}

.why-quote {
  margin-top: 36px;
  padding: 32px 30px;
  background: rgba(13, 17, 23, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,.05);
  border-left: 3px solid var(--accent);
  box-shadow: 0 10px 30px rgba(0,0,0,.3);
  position: relative;
  z-index: 1;
}
.why-quote p {
  font-family: 'SUIT Variable', 'SUIT', 'Pretendard Variable', Pretendard, sans-serif;
  font-size: 1.08rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.75;
  letter-spacing: -.02em;
  word-break: keep-all;
  margin-bottom: 0;
}

/* ─────────────────────────────────────────────
   섹션 6. OSMU 방식
   ───────────────────────────────────────────── */
.osmu-desc {
  margin-top: 20px;
  font-size: .98rem;
  color: rgba(232,232,240,.85);
  line-height: 1.95;
  word-break: keep-all;
}
.osmu-desc p { margin-bottom: 8px; }

#osmu {
  position: relative;
  overflow: hidden; /* 글로우 레이어 클립 */
  clip-path: inset(0); /* WebKit blur 우회 차단 */
}
#osmu::after {
  content: '';
  position: absolute;
  top: 40%; left: 50%; width: 100%; max-width: 600px; height: 600px; /* max-width 제한으로 overflow 방지 */
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(124, 58, 237, 0.12), transparent 60%);
  filter: blur(120px);
  z-index: 0;
  pointer-events: none;
}

/* 다이어그램 */
.osmu-diagram {
  margin: 40px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative; z-index: 10;
}

.osmu-hub {
  width: 190px; /* P2: 첨단 커지는 시인성 */
  height: 190px;
  border-radius: 50%;
  background: #0B0B12;
  border: 3px solid rgba(168, 85, 247, 0.55);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 0 12px rgba(124, 58, 237, 0.12), 0 0 40px rgba(168,85,247,0.32);
  animation: hubPulse 5s ease-in-out infinite;
}
@keyframes hubPulse {
  0%, 100% { transform: scale(1) translateY(0); box-shadow: 0 0 0 12px rgba(124, 58, 237, 0.12), 0 0 40px rgba(168,85,247,0.3); }
  50% { transform: scale(1.02) translateY(-4px); box-shadow: 0 0 0 16px rgba(124, 58, 237, 0.16), 0 0 56px rgba(168,85,247,0.48); }
}
.osmu-hub-label {
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.8);
  margin-bottom: 5px;
}
.osmu-hub-title {
  font-size: 1.08rem;
  font-weight: 800;
  color: #fff;
}

/* 연결선 — JS로 애니메이션 적용 */
.osmu-connector {
  width: 2px;
  height: 0;
  background: linear-gradient(to bottom, rgba(167, 139, 250, 0.9), rgba(167, 139, 250, 0.6));
  box-shadow: 0 0 8px rgba(167, 139, 250, 0.6);
  margin: 0 auto 40px auto;
  transition: height .6s cubic-bezier(.22,1,.36,1);
}
.osmu-connector.drawn { height: 40px; }

.osmu-channels {
  display: flex;
  gap: 12px;
  width: 100%;
  position: relative;
}
.osmu-channels::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 17%;
  right: 17%;
  height: 2px;
  background: linear-gradient(90deg, rgba(167,139,250,0.25) 0%, rgba(167,139,250,0.6) 20%, rgba(167, 139, 250, 0.9) 50%, rgba(167,139,250,0.6) 80%, rgba(167,139,250,0.25) 100%);
  z-index: 0;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .6s cubic-bezier(.22,1,.36,1);
}
.osmu-channels.drawn::before {
  transform: scaleX(1);
}

.osmu-channel-node {
  flex: 1;
  background: var(--surface);
  border: 1px solid rgba(232,232,240,0.14); /* P2: 밝기 상향 */
  border-radius: var(--radius-md);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 10px 30px rgba(0,0,0,0.2);
  padding: 22px 16px; /* P2: 패딩 확대 */
  text-align: center;
  position: relative;
  transition: border-color .25s, transform .25s, box-shadow .25s;
}
.osmu-channel-node::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 0;
  background: linear-gradient(to bottom, rgba(167, 139, 250, 0.5), transparent);
  box-shadow: 0 0 4px rgba(167, 139, 250, 0.3);
  transition: height .5s cubic-bezier(.22,1,.36,1);
}
.osmu-channel-node::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%) scale(0);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  transition: transform .5s cubic-bezier(.22,1,.36,1);
  z-index: 2;
}
.osmu-channel-node.drawn::before { height: 40px; }
.osmu-channel-node.drawn::after { transform: translate(-50%, -50%) scale(1); }
.osmu-channel-node:hover {
  border-color: rgba(160,120,255,.5);
  transform: translateY(-4px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 20px 60px rgba(88,28,135,0.15);
}

.osmu-node-icon {
  font-size: 1.55rem; /* 5~10% 존재감 강화 */
  margin-bottom: 12px;
  line-height: 1;
  display: block;
  color: rgba(232,232,240,.78);
  opacity: 1;
}
.osmu-node-name {
  font-size: .88rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
}
.osmu-node-desc {
  font-size: .78rem;
  color: rgba(232,232,240,.62);
  line-height: 1.6;
  word-break: keep-all;
}

.osmu-bottom-note {
  margin-top: 36px;
  padding: 20px 24px;
  background: var(--surface-2);
  border-radius: var(--radius-md);
  border: 1px solid rgba(168,85,247,.22);
  font-size: .95rem;
  font-weight: 700;
  color: rgba(255,255,255,.9);
  text-align: center;
  word-break: keep-all;
  box-shadow: 0 4px 16px rgba(124,58,237,0.12);
}

/* ─────────────────────────────────────────────
   섹션 7. 브랜드 인터뷰
   ───────────────────────────────────────────── */
#interview { background: var(--surface); }

.interview-intro {
  margin-top: 18px;
  font-size: .92rem;
  color: var(--secondary);
  line-height: 1.85;
  word-break: keep-all;
}

.interview-list {
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.interview-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: border-color .2s;
}
.interview-item:hover { border-color: var(--border-hover); }

.interview-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  line-height: 1;
}
.interview-item p {
  font-size: .88rem;
  color: var(--secondary);
  line-height: 1.55;
  word-break: keep-all;
}

.interview-notes {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.interview-note {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.4;
}
.interview-note::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

.interview-cta {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

/* ─────────────────────────────────────────────
   섹션 8. 고객 후기
   ───────────────────────────────────────────── */
.review-cards {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
/* P2: 후기 카드 — 인용부호·태그·별점 강화 */
.review-card {
  background: var(--surface);
  border: 1px solid rgba(232,232,240,.08);
  border-radius: var(--radius-md);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), 0 4px 16px rgba(0,0,0,0.25);
  padding: 28px 24px 22px;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  position: relative;
}
.review-card::before {
  content: '\201C';
  position: absolute;
  top: 14px;
  right: 20px;
  font-size: 4rem;
  line-height: 1;
  color: #F0F0F0;
  opacity: 0.8;
  font-family: Georgia, serif;
  pointer-events: none;
}
.review-card:hover {
  border-color: rgba(168,85,247,.3);
  transform: translateY(-3px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 16px 40px rgba(124,58,237,0.12);
}

.review-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}
.review-star {
  font-size: 1rem;
  line-height: 1;
  color: #F0F0F0; /* 자연스러운 오프화이트 별점 */
}

.review-text {
  font-size: .92rem;
  color: var(--secondary); /* Off White 72% */
  line-height: 1.85;
  word-break: keep-all;
  margin-bottom: 16px;
}
.review-meta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .72rem;
  font-weight: 700; /* 업종 태그 — 본문보다 한 단계 높은 weight */
  letter-spacing: .04em;
  text-transform: none;
  color: rgba(232,232,240,.75);
  background: var(--surface-2);
  border: 1px solid rgba(232,232,240,.1);
  padding: 4px 12px;
  border-radius: var(--radius-xl);
}

/* ─────────────────────────────────────────────
   섹션 5. 서사/공감 브릿지 (저도 그런 순간이 있었습니다)
   ───────────────────────────────────────────── */
#story-bridge {
  background: linear-gradient(180deg, var(--bg) 0%, rgba(22,27,34,0.6) 100%);
  padding: var(--gap) 0; /* P1: 배율 제거 */
  position: relative;
  overflow: hidden; /* 글로우 레이어 클립 */
  clip-path: inset(0); /* WebKit blur 우회 차단 */
}
#story-bridge::before {
  content: '';
  position: absolute;
  bottom: 0; right: 0; width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(124,58,237,0.05), transparent 70%);
  filter: blur(100px);
  pointer-events: none;
}

.story-bridge-inner {
  max-width: 600px;
}

.story-bridge-title {
  font-size: clamp(1.35rem, 3.8vw, 1.8rem);
  font-weight: 800;
  line-height: 1.4;
  color: var(--primary);
  letter-spacing: -.02em;
  word-break: keep-all;
  margin-bottom: 28px;
}

.story-bridge-body {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.story-bridge-body > p {
  font-size: clamp(.95rem, 2.6vw, 1rem);
  color: rgba(255,255,255,.85);
  line-height: 1.95;
  word-break: keep-all;
  margin: 0;
}

.story-bridge-quote {
  margin: 8px 0;
  padding: 22px 26px;
  background: rgba(167,139,250,.06);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: clamp(1rem, 2.8vw, 1.1rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1.75;
  word-break: keep-all;
  font-style: normal;
  letter-spacing: -.01em;
}

/* ─────────────────────────────────────────────
   섹션 10. FAQ
   ───────────────────────────────────────────── */
#faq {
  position: relative;
  overflow: hidden; /* 글로우 레이어 클립 */
  clip-path: inset(0); /* WebKit blur 우회 차단 */
  padding-bottom: var(--gap); /* P1: 배율 제거 */
}
#faq::before {
  content: '';
  position: absolute;
  top: 30%; right: 0; width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(124,58,237,0.05), transparent 70%);
  filter: blur(100px);
  pointer-events: none;
}

.faq-list {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04), 0 8px 32px rgba(0,0,0,.2);
}

.faq-item {
  border-bottom: 1px solid rgba(255,255,255,.07);
  transition: background .2s;
}
.faq-item:last-child {
  border-bottom: none;
}
.faq-item.open {
  background: rgba(167,139,250,.04);
}

.faq-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 20px 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  transition: background .2s;
  -webkit-tap-highlight-color: transparent;
  min-height: 56px;
}
.faq-btn:hover {
  background: rgba(255,255,255,.02);
}

.faq-question {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.6;
  word-break: keep-all;
  flex: 1;
}
.faq-item.open .faq-question {
  color: var(--primary);
}

.faq-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: background .25s, transform .35s cubic-bezier(.22,1,.36,1), border-color .25s;
}
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: rgba(255,255,255,.6);
  border-radius: 2px;
  transition: opacity .25s, transform .35s cubic-bezier(.22,1,.36,1);
}
.faq-icon::before {
  width: 10px; height: 1.5px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.faq-icon::after {
  width: 1.5px; height: 10px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.faq-item.open .faq-icon {
  background: var(--accent-light);
  border-color: rgba(167,139,250,.3);
  transform: rotate(45deg);
}
.faq-item.open .faq-icon::before,
.faq-item.open .faq-icon::after {
  background: var(--accent);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s cubic-bezier(.22,1,.36,1);
}
.faq-item.open .faq-body {
  max-height: 400px;
}

.faq-answer {
  padding: 0 22px 22px;
  border-top: 1px solid rgba(255,255,255,.05);
}
.faq-answer p {
  font-size: .88rem;
  color: rgba(255,255,255,.68);
  line-height: 1.85;
  word-break: keep-all;
  margin-top: 16px;
}

@media (max-width: 600px) {
  .faq-btn {
    padding: 18px 18px;
    min-height: 60px;
  }
  .faq-answer {
    padding: 0 18px 20px;
  }
  .story-bridge-quote {
    padding: 18px 20px;
  }
}

/* ─────────────────────────────────────────────
   섹션 9. 최종 CTA
   ───────────────────────────────────────────── */
#final-cta {
  text-align: center;
  padding: clamp(48px, 8vw, 72px) 0; /* P1: 여백 축소 */
}

.final-cta-title {
  font-family: 'SUIT Variable', 'SUIT', 'Pretendard Variable', Pretendard, sans-serif;
  font-size: clamp(1.3rem, 4vw, 1.8rem);
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: -.025em;
  word-break: keep-all;
  margin-bottom: 18px;
  color: var(--primary);
}

.final-cta-body {
  font-size: .92rem;
  color: rgba(255,255,255,0.76);
  line-height: 1.85;
  word-break: keep-all;
  margin-bottom: 32px;
}

.btn-cta-kakao {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  background: var(--kakao);
  color: var(--kakao-text);
  font-family: inherit;
  font-size: .92rem;
  font-weight: 700;
  border-radius: var(--radius-xl);
  border: none;
  cursor: pointer;
  transition: opacity .2s, transform .2s, box-shadow .2s;
  text-decoration: none;
}
.btn-cta-kakao:hover {
  opacity: .9;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(254,229,0,.25);
}

.final-cta-sub {
  margin-top: 12px;
  font-size: .78rem;
  color: rgba(232,232,240,.58); /* 어두운 배경 위 가독성 확보 */
}

/* ─────────────────────────────────────────────
   푸터
   ───────────────────────────────────────────── */
#footer {
  padding: 56px 0 40px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 브랜드 블록 */
.footer-brand { display: flex; flex-direction: column; gap: 6px; }
.footer-logo {
  font-family: 'SUIT Variable', 'SUIT', 'Pretendard Variable', Pretendard, sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--primary);
}
.footer-slogan {
  font-size: .82rem;
  font-weight: 600;
  color: var(--primary);
  letter-spacing: -.01em;
}
.footer-desc {
  margin-top: 4px;
  font-size: .8rem;
  line-height: 1.75;
  word-break: keep-all;
  color: rgba(255,255,255,.52);
  max-width: 420px;
}
/* 하위 호환 – 이전 tagline 클래스 */
.footer-tagline {
  font-size: .8rem;
  line-height: 1.7;
  word-break: keep-all;
  color: rgba(255,255,255,0.60);
  max-width: 380px;
}

/* 링크 + 이메일 래퍼 */
.footer-links-wrap {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}
.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  color: rgba(232,232,240,.58);
  transition: color .2s;
}
.footer-link svg { flex-shrink: 0; }
.footer-link:hover { color: var(--primary); }

/* 이메일 링크 */
.footer-email-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  color: rgba(232,232,240,.52);
  transition: color .2s;
}
.footer-email-link:hover { color: var(--primary); }
.footer-email-link svg { flex-shrink: 0; }

/* 하단 바 */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-copy {
  font-size: .7rem;
  color: rgba(255,255,255,.18);
}
.footer-privacy-link {
  font-size: .7rem;
  color: rgba(255,255,255,.28);
  transition: color .2s;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.footer-privacy-link:hover { color: rgba(255,255,255,.6); }

.footer-divider {
  height: 1px;
  background: var(--border);
}

/* 최종 CTA 버튼 그룹 */
.final-cta-btns {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

/* ─────────────────────────────────────────────
   고정 카카오톡 버튼
   ───────────────────────────────────────────── */
.kakao-float {
  position: fixed;
  bottom: 28px;
  right: 20px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity .35s, transform .35s;
}
.kakao-float.show {
  opacity: 1;
  transform: none;
}

.kakao-float-btn {
  width: 52px;
  height: 52px;
  background: var(--kakao);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(254,229,0,.28);
  cursor: pointer;
  text-decoration: none;
  transition: transform .2s, box-shadow .2s;
  animation: floatUp 3.5s ease-in-out infinite;
}
.kakao-float-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(254,229,0,.38);
}

.kakao-float-label {
  font-size: .62rem;
  font-weight: 700;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: var(--radius-xl);
  white-space: nowrap;
}

/* ─────────────────────────────────────────────
   반응형
   ───────────────────────────────────────────── */
@media (max-width: 600px) {
  .quick-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  /* 모바일: 카드 가로 flex */
  .quick-card {
    flex-direction: row;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 16px;
  }
  .quick-card .icon-box { flex-shrink: 0; margin-top: 2px; }
  .quick-card-title, .quick-card-desc { min-width: 0; }

  /* OSMU 세로 스택 */
  .osmu-channels { flex-direction: column; gap: 0; }
  .osmu-channel-node {
    border-radius: 0;
    border-top: none;
  }
  .osmu-channel-node:first-child {
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    border-top: 1px solid var(--border);
  }
  .osmu-channel-node:last-child {
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }
  .osmu-channel-node::before { display: none; }
  .osmu-connector { display: none; }

  .osmu-hub { width: 100px; height: 100px; }

  /* CTA 버튼 full-width */
  .hero-cta-wrap, .interview-cta { align-items: stretch; }
  .btn-cta, .btn-cta-kakao { justify-content: center; }
}

@media (min-width: 601px) and (max-width: 768px) {
  .quick-grid { grid-template-columns: repeat(3, 1fr); }
}