/* =============================================================
   AI 기업교육 프로그램 — 전역 스타일
   Navy Color System · Pretendard
   이 파일 하나로 모든 페이지의 색상/글자/레이아웃이 정해집니다.
   ============================================================= */

/* Pretendard 웹폰트 */
@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.css");

/* -------------------------------------------------------------
   1. 색상·간격 변수 (여기 값만 바꾸면 사이트 전체 색이 바뀝니다)
   ------------------------------------------------------------- */
:root {
  /* === Blue Scale (밝은 배경 + 선명한 Blue 중심) === */
  --blue-100: #eaf3ff;
  --blue-200: #d6e8ff;
  --blue-300: #aed0ff;
  --blue-400: #7eb2ff;
  --blue-500: #4c8cff;
  --blue-600: #2f6beb;  /* Primary 버튼·핵심 활성 */
  --blue-700: #2457c5;  /* 버튼 hover·강조 텍스트·링크 */
  --blue-800: #1e4699;  /* 진한 제목·구조 강조 */
  --blue-900: #17356f;  /* Navy 역할(제한적 진한 면·핵심 헤딩) */

  /* === 상태 색상 (실제 메시지에만) === */
  --color-info: #2f6beb; --color-info-bg: #eaf3ff; --color-info-text: #1e4699; --color-info-border: #aed0ff;
  --color-success: #2e9565; --color-success-bg: #eaf8f1; --color-success-text: #17613f; --color-success-border: #a9dec4;
  --color-warning: #d98900; --color-warning-bg: #fff7e6; --color-warning-text: #8a5200; --color-warning-border: #f3cf8c;
  --color-error: #d64545; --color-error-bg: #fff0f0; --color-error-text: #922e2e; --color-error-border: #f1b8b8;

  /* === Background / Surface === */
  --background-base: #fdfdfd;
  --background-subtle: #f7f9fc;
  --background-accent: #f1f6fd;
  --surface-default: #fafbfd;
  --surface-secondary: #f3f6fa;
  --surface-selected: #eaf3ff;
  --surface-disabled: #f3f5f7;
  --surface-inverse: #17356f;

  /* === Text === */
  --text-primary: #272727;
  --text-secondary: #5f6673;
  --text-tertiary: #858c98;
  --text-disabled: #a8afba;
  --text-brand: #2457c5;
  --text-inverse: #fdfdfd;

  /* === Border === */
  --border-subtle: #e9edf2;
  --border-default: #dde2ea;
  --border-strong: #b9c2cf;
  --border-brand: #aed0ff;
  --border-active: #4c8cff;
  --border-focus: #2f6beb;

  /* === 기존 컴포넌트 호환 별칭 (역할 기준 매핑) ===
     기존 CSS/HTML이 쓰던 이름을 새 값으로 연결 → 컴포넌트 수정 없이 전환 */
  --bg-page: var(--background-base);
  --border: var(--border-subtle);       /* 일반 구분선 */
  --navy: var(--blue-900);              /* 진한 구조·헤딩·역상 면 */
  --blue: var(--blue-700);              /* 링크·라벨·강조 텍스트 */
  --navy-muted: var(--blue-300);        /* 연결선·예정·보조 그래픽 */
  --navy-soft: var(--blue-100);         /* 선택·정보 배경 */
  --navy-pale: var(--background-subtle);/* 섹션 약한 구분 */
  --navy-hover: var(--blue-800);
  --navy-pressed: var(--blue-900);
  --focus-ring: rgba(47, 107, 235, 0.32);

  /* 레이아웃 — 콘텐츠 1200 / 좌우 마진 64·32·16 / 거터 24(모바일16) / 섹션 96·56 */
  --content-max: 1200px;
  --page-margin: 64px;   /* 데스크톱(≥1200) */
  --gutter: 24px;        /* 컬럼 간격 */
  --section-y: 96px;     /* 섹션 상하 여백 */
}

/* 태블릿 768~1199 */
@media (max-width: 1199px) {
  :root { --page-margin: 32px; }
}
/* 모바일 ≤767 */
@media (max-width: 767px) {
  :root { --page-margin: 16px; --gutter: 16px; --section-y: 56px; }
}

/* -------------------------------------------------------------
   2. 기본 리셋 · 타이포그래피
   ------------------------------------------------------------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg-page);
  color: var(--text-primary);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  /* 한국어 줄바꿈: 어절(단어) 단위로만 줄을 넘김 → 어색한 중간 끊김 방지.
     긴 영문/URL은 넘칠 수 있으므로 overflow-wrap으로 보완 */
  word-break: keep-all;
  overflow-wrap: break-word;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--focus-ring);
  border-radius: 6px;
}

/* 글자 위계 (편집 디자인 기준 — 제목을 과하게 키우지 않음) */
.display { font-size: 56px; line-height: 1.15; font-weight: 700; letter-spacing: -0.03em; }
h1, .h1 { font-size: 48px; line-height: 1.2; font-weight: 700; letter-spacing: -0.025em; }
h2, .h2 { font-size: 36px; line-height: 1.25; font-weight: 700; letter-spacing: -0.02em; }
h3, .h3 { font-size: 24px; line-height: 1.35; font-weight: 600; letter-spacing: -0.015em; }
h4, .h4 { font-size: 20px; line-height: 1.4; font-weight: 600; letter-spacing: -0.01em; }
.body-lg { font-size: 18px; line-height: 1.65; }
.body-sm { font-size: 14px; line-height: 1.5; }
.caption { font-size: 14px; line-height: 1.5; font-weight: 500; }

@media (max-width: 768px) {
  .display { font-size: 40px; }
  h1, .h1 { font-size: 32px; }
  h2, .h2 { font-size: 28px; }
  h3, .h3 { font-size: 22px; }
}

/* -------------------------------------------------------------
   3. 레이아웃 (가운데 정렬 + 좌우 여백)
   ------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: calc(var(--content-max) + var(--page-margin) * 2);
  margin: 0 auto;
  padding: 0 var(--page-margin);
}

.section { padding: var(--section-y) 0; }

.section--pale { background: var(--background-subtle); }

.section--dark { background: var(--navy); color: var(--bg-page); }
.section--dark .section-title,
.section--dark .eyebrow { color: var(--bg-page); }
.section--dark .lead { color: rgba(253, 253, 253, 0.72); }

/* 그리드 */
.grid { display: grid; gap: 24px; column-gap: var(--gutter); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1024px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* 공통 텍스트 요소 */
.eyebrow {
  font-size: 14px; font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 16px;
}
.section-title { white-space: pre-line; }
.lead { font-size: 18px; line-height: 1.65; color: var(--text-secondary); white-space: pre-line; }
.muted { color: var(--text-secondary); }
.disabled-text { color: var(--text-disabled); }
.mt-2 { margin-top: 8px; } .mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
.mt-10 { margin-top: 40px; } .mt-12 { margin-top: 48px; }

/* -------------------------------------------------------------
   4. 헤더 / 푸터
   ------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg-page);
  border-bottom: 1px solid transparent;
  transition: all 0.2s;
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 0 rgba(39, 39, 39, 0.08);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 80px; transition: height 0.2s;
}
.site-header.scrolled .header-inner { height: 64px; }

.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.logo-mark {
  display: grid; place-items: center; width: 32px; height: 32px;
  border-radius: 6px; background: var(--navy); color: var(--bg-page);
  font-size: 14px;
}
.logo-text { font-size: 22px; letter-spacing: -0.01em; }

.main-nav { display: flex; align-items: center; gap: 4px; }
.nav-item { position: relative; }
.nav-link {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 16px; border-radius: 6px;
  font-size: 16px; font-weight: 500; color: var(--text-primary);
  transition: color 0.15s;
}
.nav-link:hover { color: var(--blue); }
.nav-link.active { color: var(--navy); }
.nav-link.active::after {
  content: ""; width: 4px; height: 4px; border-radius: 50%;
  background: var(--blue); margin-left: 4px;
}

.dropdown {
  position: absolute; left: 0; top: 100%; min-width: 220px;
  background: var(--bg-page); border: 1px solid var(--border);
  border-radius: 8px; padding: 8px;
  box-shadow: 0 4px 12px rgba(39, 39, 39, 0.06);
  opacity: 0; visibility: hidden; transform: translateY(4px);
  transition: all 0.2s;
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.dropdown a {
  display: flex; justify-content: space-between;
  padding: 8px 12px; border-radius: 8px;
  font-size: 14px; color: var(--text-primary);
}
.dropdown a:hover { background: var(--navy-pale); color: var(--blue); }
.dropdown .sub {
  margin: 4px 0 4px 8px; padding-left: 8px;
  border-left: 1px solid var(--border);
}
.dropdown .sub a { font-size: 14px; color: var(--text-secondary); }

.header-cta { display: flex; }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer;
}
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-primary); }

.mobile-nav { display: none; border-top: 1px solid var(--border); }
.mobile-nav.open { display: block; }
.mobile-nav .m-group { border-bottom: 1px solid var(--border); }
.mobile-nav .m-toggle {
  display: flex; justify-content: space-between; align-items: center;
  width: 100%; padding: 14px 0; background: none; border: none;
  font-size: 16px; font-weight: 600; cursor: pointer; color: var(--text-primary);
}
.mobile-nav .m-link { display: block; padding: 14px 0; font-size: 16px; font-weight: 600; color: var(--text-primary); }
.mobile-nav .m-panel { display: none; padding: 0 0 12px 12px; }
.mobile-nav .m-group.open .m-panel { display: block; }
.mobile-nav .m-panel a { display: block; padding: 8px 0; font-size: 14px; color: var(--text-secondary); }

@media (max-width: 1024px) {
  .main-nav, .header-cta { display: none; }
  .hamburger { display: flex; }
}

.site-footer { border-top: 1px solid var(--border); }
.footer-inner { padding: 64px 0; }
.footer-grid {
  display: grid; gap: 40px;
  grid-template-columns: 1.4fr repeat(4, 1fr);
}
@media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { font-size: 14px; margin-bottom: 12px; }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 8px; }
.footer-grid li a { font-size: 14px; color: var(--text-secondary); }
.footer-grid li a:hover { color: var(--blue); }
.footer-desc { max-width: 360px; margin-top: 16px; font-size: 14px; color: var(--text-secondary); }
.footer-bottom {
  display: flex; justify-content: space-between; gap: 12px;
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border);
  font-size: 12px; color: var(--text-disabled);
}
@media (max-width: 768px) { .footer-bottom { flex-direction: column; } }

/* -------------------------------------------------------------
   5. 버튼 · 배지
   ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 12px 22px; border-radius: 6px; border: 1px solid transparent;
  font-size: 16px; font-weight: 600; cursor: pointer; transition: background-color 0.2s, color 0.2s, border-color 0.2s;
  font-family: inherit;
}
.btn--primary { background: var(--blue-600); color: var(--text-inverse); }
.btn--primary:hover { background: var(--blue-700); }
.btn--primary:active { background: var(--blue-800); }
.btn--primary:disabled { background: var(--border-default); color: var(--text-disabled); }
.btn--secondary { background: var(--background-base); border-color: var(--blue-300); color: var(--blue-700); }
.btn--secondary:hover { background: var(--blue-100); border-color: var(--blue-500); }
.btn--secondary:active { background: var(--blue-200); }
.btn--on-dark { background: var(--bg-page); color: var(--blue-800); }
.btn--on-dark:hover { background: var(--blue-100); }
.btn--sm { min-height: 40px; padding: 9px 16px; font-size: 14px; }
.btn:disabled { opacity: 0.42; cursor: not-allowed; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* 배지 — 각진 라벨(캡슐형 지양) */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 4px;
  font-size: 14px; font-weight: 600; letter-spacing: 0.01em;
  background: var(--navy-soft); color: var(--blue);
}
.badge--important { background: var(--navy); color: var(--bg-page); }
.badge--outline { background: transparent; border: 1px solid var(--border); color: var(--text-secondary); }

/* 태그 목록 — 각진 형태 */
.pill {
  display: inline-flex; align-items: center;
  padding: 8px 14px; border-radius: 4px;
  border: 1px solid var(--border); background: var(--bg-page);
  font-size: 14px; color: var(--text-primary);
}
.pill-row { display: flex; flex-wrap: wrap; gap: 12px; }
button.pill { cursor: pointer; font-family: inherit; transition: background-color 0.2s, border-color 0.2s; }
button.pill:hover:not(:disabled) { background: var(--navy-pale); }
.pill.selected { border-color: var(--navy); background: var(--navy-soft); color: var(--navy); font-weight: 500; }
.pill:disabled { color: var(--text-disabled); cursor: not-allowed; }
.chip {
  display: inline-flex; padding: 4px 10px; border-radius: 4px;
  background: var(--navy-soft); color: var(--blue); font-size: 14px;
}
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }

/* -------------------------------------------------------------
   6. 카드
   ------------------------------------------------------------- */
.card {
  border: 1px solid var(--border); background: var(--bg-page);
  border-radius: 8px; padding: 24px; transition: background-color 0.2s, border-color 0.2s;
}
.card--hover:hover { background: var(--background-accent); border-color: var(--border-brand); }
.card--selected { background: var(--navy-soft); border-color: var(--navy); }
.card-number { font-size: 22px; font-weight: 700; color: var(--blue); }
.card h3 { margin-top: 12px; }
.card-label { font-size: 12px; font-weight: 600; letter-spacing: 0.14em; color: var(--blue); text-transform: uppercase; }
.card ul { list-style: none; }
.card li { font-size: 14px; color: var(--text-secondary); padding: 2px 0; }

.dl-rows { display: grid; gap: 8px; font-size: 14px; }
.dl-rows > div { display: flex; gap: 12px; }
.dl-rows dt { width: 80px; flex-shrink: 0; color: var(--text-disabled); }
.dl-rows dd { color: var(--text-secondary); }

.link-arrow {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 14px; font-weight: 600; color: var(--blue);
}
.card--hover:hover .link-arrow span { transform: translateX(4px); transition: transform 0.15s; }

/* -------------------------------------------------------------
   7. 히어로 · 페이지 상단
   ------------------------------------------------------------- */
.hero { padding: 72px 0; }
@media (min-width: 768px) { .hero { padding: 120px 0; } }
.hero-grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 1024px) { .hero-grid { grid-template-columns: 1fr 1fr; } }
/* 홈 히어로 headline = Display 56 (DESIGN.md §2) */
.hero h1 { font-size: 56px; line-height: 1.12; font-weight: 700; letter-spacing: -0.03em; color: var(--text-primary); }
.hero h1 .accent { color: var(--navy); }
.hero p { margin-top: 24px; max-width: 560px; }
@media (max-width: 768px) { .hero h1 { font-size: 34px; } }
@media (max-width: 480px) { .hero h1 { font-size: 30px; } }

.page-hero { border-bottom: 1px solid var(--border); }
.page-hero .inner { padding: 64px 0; }
@media (min-width: 768px) { .page-hero .inner { padding: 100px 0; } }
.page-hero h1 { max-width: 900px; white-space: pre-line; }
.page-hero p { margin-top: 24px; max-width: 760px; }

/* 히어로 우측 그래픽 (프로그램 흐름 카드) */
.flow-card {
  border: 1px solid var(--border); background: var(--navy-pale);
  border-radius: 8px; padding: 32px;
}
.flow-node { display: flex; align-items: center; gap: 12px; margin-top: 12px; }
.flow-dot {
  display: grid; place-items: center; width: 36px; height: 36px; flex-shrink: 0;
  border-radius: 50%; font-size: 14px; font-weight: 700;
}
.flow-dot.soft { background: var(--bg-page); color: var(--blue); border: 1px solid var(--border); }
.flow-dot.primary { background: var(--navy); color: var(--bg-page); }
.flow-dot.secondary { background: var(--blue); color: var(--bg-page); }
.flow-label {
  flex: 1; border: 1px solid var(--border); background: var(--bg-page);
  border-radius: 8px; padding: 12px 16px; font-weight: 500;
}

/* -------------------------------------------------------------
   8. 프로세스 트랙 (단계형)
   ------------------------------------------------------------- */
.track { }
.track-steps { display: flex; align-items: flex-start; list-style: none; }
.track-step { flex: 1; display: flex; align-items: flex-start; }
.step-btn {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  background: none; border: none; cursor: pointer; font-family: inherit;
}
.step-circle {
  display: grid; place-items: center; border-radius: 50%;
  width: 44px; height: 44px; font-size: 14px; font-weight: 700;
  background: var(--navy-soft); color: var(--navy-muted); transition: all 0.2s;
}
.step-btn.done .step-circle { background: var(--navy); color: var(--bg-page); }
.step-btn.current .step-circle { width: 56px; height: 56px; background: var(--blue); color: var(--bg-page); }
.step-name { margin-top: 12px; max-width: 120px; font-size: 14px; font-weight: 600; transition: color 0.2s; }
.step-btn.current .step-name { color: var(--blue); }
.track-line {
  flex: 1; height: 0; margin-top: 22px;
  border-top: 2px dashed var(--navy-muted);
  transition: border-color 0.25s;
}
.track-step.done-line .track-line { border-top-color: var(--blue); }

.track-panel {
  margin-top: 40px; border-radius: 8px; background: var(--navy-pale);
  padding: 24px;
}
@media (min-width: 768px) { .track-panel { padding: 40px; } }
/* 단계 전환 시 상세 패널 부드럽게 페이드 */
.track-panel.track-fade { animation: trackFade 0.28s ease; }
@keyframes trackFade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .track-panel.track-fade { animation: none; } }
.track-panel .panel-head { display: flex; align-items: baseline; gap: 12px; }
.track-panel .panel-no { font-size: 22px; font-weight: 700; color: var(--blue); }
.ipo-grid { display: grid; gap: 16px; margin-top: 24px; }
@media (min-width: 768px) { .ipo-grid { grid-template-columns: repeat(3, 1fr); } }
.ipo-box { border: 1px solid var(--border); background: var(--bg-page); border-radius: 8px; padding: 20px; }
.ipo-box .card-label { margin-bottom: 12px; }
.ipo-box ul { list-style: none; }
.ipo-box li { font-size: 14px; color: var(--text-secondary); padding: 3px 0; }

/* 모바일 세로 트랙 */
.track-steps-mobile { display: none; list-style: none; }
.track-steps-mobile li { margin-bottom: 8px; }
.track-steps-mobile button {
  display: flex; align-items: center; gap: 12px; width: 100%;
  padding: 12px; border-radius: 8px; border: 1px solid var(--border);
  background: none; cursor: pointer; font-family: inherit; text-align: left;
}
.track-steps-mobile button.current { border-color: var(--navy); background: var(--navy-soft); }
.track-steps-mobile .m-circle {
  display: grid; place-items: center; width: 36px; height: 36px; flex-shrink: 0;
  border-radius: 50%; background: var(--navy-soft); color: var(--blue); font-weight: 700; font-size: 14px;
}
.track-steps-mobile button.current .m-circle { background: var(--blue); color: var(--bg-page); }
@media (max-width: 768px) {
  .track-steps { display: none; }
  .track-steps-mobile { display: block; }
}

/* -------------------------------------------------------------
   9. INPUT / PROCESS / OUTPUT 다이어그램
   ------------------------------------------------------------- */
.ipo-flow { display: grid; gap: 16px; align-items: stretch; margin-top: 56px; }
@media (min-width: 1024px) {
  .ipo-flow { grid-template-columns: 1fr auto 1.4fr auto 1fr; }
}
.ipo-side { border: 1px solid var(--border); background: var(--navy-pale); border-radius: 8px; padding: 32px; }
.ipo-center { background: var(--navy); color: var(--bg-page); border-radius: 8px; padding: 32px; }
.ipo-center .card-label { color: rgba(253,253,253,0.72); }
.ipo-arrow { display: grid; place-items: center; font-size: 22px; color: var(--navy-muted); }
.ipo-side ul, .ipo-center ul { list-style: none; margin-top: 16px; }
.ipo-side li { padding: 4px 0; }

/* -------------------------------------------------------------
   10. 표 · 아코디언 · 탭
   ------------------------------------------------------------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 8px; }
table.data { width: 100%; min-width: 640px; border-collapse: collapse; text-align: left; }
table.data thead { background: var(--navy-pale); }
table.data th { padding: 16px; font-size: 14px; font-weight: 600; }
table.data td { padding: 16px; font-size: 14px; border-top: 1px solid var(--border); color: var(--text-secondary); }
table.data td:first-child { color: var(--text-primary); font-weight: 500; }

/* 차이 비교표 */
.compare { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.compare-row { display: grid; grid-template-columns: 1fr 1fr; }
.compare-row.head { background: var(--navy-pale); font-weight: 600; }
.compare-row.head .right { color: var(--navy); }
.compare-row .left, .compare-row .right { padding: 16px 20px; font-size: 16px; }
.compare-row .left { border-right: 1px solid var(--border); color: var(--text-secondary); }
.compare-row:not(.head) .right { color: var(--text-primary); font-weight: 500; }
.compare-row.alt { background: var(--background-subtle); }

/* As is / To be 알약형 비교 */
.vs { margin-top: 40px; }
.vs-heads, .vs-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.vs-heads { margin-bottom: 4px; }
.vs-row { margin-top: 12px; }
.vs-head { font-size: 15px; font-weight: 700; text-align: center; }
.vs-head--as { color: var(--text-tertiary); }
.vs-head--to { color: var(--blue-700); }
.vs-pill {
  border-radius: 999px; padding: 15px 28px; font-size: 16px; text-align: center;
  border: 1px solid var(--border-default); background: var(--background-base); color: var(--text-secondary);
}
.vs-pill--to { border: 1.5px solid var(--blue-400); color: var(--blue-800); font-weight: 600; }
@media (max-width: 767px) {
  .vs-heads { display: none; }
  .vs-row { grid-template-columns: 1fr; gap: 8px; margin-top: 16px; }
  .vs-pill { padding: 13px 20px; }
}

.accordion { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.accordion-item + .accordion-item { border-top: 1px solid var(--border); }
.accordion-btn {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  width: 100%; padding: 20px; background: var(--bg-page); border: none; cursor: pointer;
  font-family: inherit; text-align: left; font-size: 18px; font-weight: 500;
}
.accordion-btn:hover { background: var(--navy-pale); }
.accordion-btn .plus { color: var(--blue); }
.accordion-panel { display: none; padding: 4px 20px 20px; background: var(--background-subtle); color: var(--text-secondary); }
.accordion-item.open .accordion-panel { display: block; }

.tabs { display: flex; flex-wrap: wrap; gap: 4px; border-bottom: 1px solid var(--border); }
.tab-btn {
  margin-bottom: -1px; padding: 12px 16px; background: none; border: none;
  border-bottom: 2px solid transparent; cursor: pointer; font-family: inherit;
  font-size: 14px; font-weight: 600; color: var(--text-secondary);
}
.tab-btn.active { color: var(--navy); border-bottom-color: var(--blue); }
.tab-panel { display: none; margin-top: 24px; }
.tab-panel.active { display: block; }

/* 필터 pill(탭) */
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-btn {
  padding: 8px 16px; border-radius: 4px; border: 1px solid var(--border);
  background: var(--bg-page); cursor: pointer; font-family: inherit;
  font-size: 14px; font-weight: 500; color: var(--text-primary); transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}
.filter-btn.active { background: var(--navy); color: var(--bg-page); border-color: var(--navy); }

/* -------------------------------------------------------------
   11. 폼
   ------------------------------------------------------------- */
.form-group { margin: 40px 0 0; padding: 32px 0 0; border: 0; border-top: 1px solid var(--border); min-width: 0; }
.form-group:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.form-legend { font-size: 22px; font-weight: 600; margin-bottom: 20px; }
.field-grid { display: grid; gap: 20px; }
@media (min-width: 768px) { .field-grid.two { grid-template-columns: 1fr 1fr; } }
.field label { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 600; }
.field .req { color: var(--blue); margin-left: 4px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 10px 16px; border: 1px solid var(--border);
  border-radius: 8px; background: var(--bg-page); font-family: inherit;
  font-size: 16px; color: var(--text-primary);
}
.field input:focus-visible { border-color: var(--blue); }

.choice-grid { display: grid; gap: 10px; }
@media (min-width: 640px) { .choice-grid.two { grid-template-columns: 1fr 1fr; }
  .choice-grid.three { grid-template-columns: repeat(3, 1fr); } }
.choice {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 16px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg-page); cursor: pointer; font-family: inherit;
  font-size: 16px; text-align: left; color: var(--text-primary); transition: all 0.15s;
}
.choice:hover { background: var(--navy-pale); }
.choice.selected { border-color: var(--navy); background: var(--navy-soft); color: var(--navy); font-weight: 500; }
.choice:disabled { color: var(--text-disabled); cursor: not-allowed; }

.check-list { display: grid; gap: 8px; }
.check-list label {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px;
  border: 1px solid var(--border); border-radius: 8px; font-size: 14px; cursor: pointer;
}
.radio-row { display: flex; flex-wrap: wrap; gap: 12px; }
.radio-row label {
  display: flex; align-items: center; gap: 8px; padding: 8px 16px;
  border: 1px solid var(--border); border-radius: 8px; font-size: 14px; cursor: pointer;
}
.form-error { margin-top: 12px; display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; color: var(--navy); }

/* -------------------------------------------------------------
   12. 진단 도구 · 진행바
   ------------------------------------------------------------- */
.diag-card { border: 1px solid var(--border); background: var(--bg-page); border-radius: 8px; padding: 32px; }
@media (min-width: 768px) { .diag-card { padding: 48px; } }
.progress-head { display: flex; justify-content: space-between; font-size: 14px; }
.progress-head .step-count { font-weight: 600; color: var(--blue); }
.progress-bar { margin-top: 12px; height: 8px; border-radius: 999px; background: var(--navy-soft); overflow: hidden; }
.progress-bar > span { display: block; height: 100%; border-radius: 999px; background: var(--blue); transition: width 0.3s; }
.diag-controls { display: flex; justify-content: space-between; align-items: center; margin-top: 32px; }
.diag-back { background: none; border: none; cursor: pointer; font-family: inherit; font-size: 14px; font-weight: 600; color: var(--text-secondary); }
.diag-back:disabled { opacity: 0.42; cursor: not-allowed; }
.score-big { font-size: 40px; font-weight: 700; color: var(--navy); }
.score-bar { margin-top: 16px; height: 12px; border-radius: 999px; background: var(--navy-soft); overflow: hidden; }
.score-bar > span { display: block; height: 100%; background: var(--navy); border-radius: 999px; transition: width 0.4s; }
.result-box { margin-top: 24px; border-radius: 8px; background: var(--navy-pale); padding: 24px; }

/* -------------------------------------------------------------
   13. 일정(모집) 카드
   ------------------------------------------------------------- */
.cohort {
  display: grid; gap: 16px; align-items: center; padding: 24px;
  border: 1px solid var(--border); border-radius: 8px; background: var(--bg-page);
}
@media (min-width: 768px) { .cohort { grid-template-columns: 1.6fr 1fr 1fr auto; } }
.cohort.closed { background: var(--background-subtle); opacity: 0.7; }
.cohort .meta-label { font-size: 14px; color: var(--text-disabled); }
.cohort .meta-value { font-size: 14px; font-weight: 500; margin-top: 2px; }
.cohort-actions { display: flex; gap: 8px; }
.status { display: inline-flex; padding: 3px 10px; border-radius: 4px; font-size: 14px; font-weight: 600; }
.status.open { background: var(--navy); color: var(--bg-page); }
.status.closing { background: var(--navy-soft); color: var(--navy); }
.status.upcoming, .status.closed { border: 1px solid var(--border); color: var(--text-secondary); }

/* -------------------------------------------------------------
   14. 리스트/스텝 유틸
   ------------------------------------------------------------- */
.numbered { list-style: none; display: grid; gap: 12px; }
.numbered li { display: flex; align-items: center; gap: 16px; }
.num-circle {
  display: grid; place-items: center; width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 50%; background: var(--navy); color: var(--bg-page); font-size: 14px; font-weight: 700;
}
.numbered .num-body { flex: 1; border: 1px solid var(--border); background: var(--bg-page); border-radius: 8px; padding: 16px 20px; font-size: 18px; font-weight: 500; }

.problem-row {
  display: flex; align-items: center; gap: 20px;
  padding: 18px 0; border-bottom: 1px solid var(--border);
}
.problem-num {
  flex: 0 0 auto; white-space: nowrap; padding-left: 14px;
  border-left: 2px solid var(--navy);
  font-size: 20px; font-weight: 700; color: var(--navy);
}

.check-grid { display: grid; gap: 16px; }
@media (min-width:640px){ .check-grid.two { grid-template-columns:1fr 1fr; } }
@media (min-width:1024px){ .check-grid.three { grid-template-columns:repeat(3,1fr); } }
.check-box { border: 1px solid var(--border); border-radius: 8px; padding: 20px; font-size: 18px; font-weight: 600; }
.section--dark .check-box { border-color: rgba(255,255,255,0.15); }

.cta-box { border-radius: 8px; padding: 40px; text-align: center; }
@media (min-width: 768px) { .cta-box { padding: 64px; } }
.cta-box.pale { border: 1px solid var(--border); background: var(--navy-pale); }
.cta-box.dark { background: var(--navy); color: var(--bg-page); }
.cta-box .btn-row { justify-content: center; margin-top: 32px; }

.split-cta { display: flex; flex-direction: column; gap: 24px; }
@media (min-width: 768px) { .split-cta { flex-direction: row; align-items: center; justify-content: space-between; } }

/* 스크롤 등장 애니메이션 — 짧고 자연스럽게(16px, 0.35s) */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.35s ease-out, transform 0.35s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { scroll-behavior: auto !important; }
}

.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 16px; top: 16px; z-index: 60; background: var(--navy); color: var(--bg-page); padding: 8px 16px; border-radius: 8px; }

/* 상단 수요조사 띠배너 (app.js가 전 페이지에 삽입) */
.promo-banner {
  position: relative; display: flex; align-items: center; justify-content: center;
  gap: 12px; padding: 9px 44px; background: var(--navy); color: var(--bg-page);
  font-size: 14px; text-align: center;
}
.promo-banner a { color: var(--bg-page); font-weight: 600; }
.promo-banner a:hover { text-decoration: underline; }
.promo-close {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--bg-page); font-size: 18px;
  line-height: 1; cursor: pointer; opacity: 0.75;
}
.promo-close:hover { opacity: 1; }

/* 구글폼 임베드 영역 (수요조사) */
.form-embed {
  border: 1px solid var(--border); border-radius: 8px; overflow: hidden; background: var(--bg-page);
}
.form-embed iframe {
  width: 100%; height: 1200px; border: 0; display: block;
  /* 폼 길이에 맞춰 height 값을 조절하세요 */
}

/* -------------------------------------------------------------
   15. 모듈 탐색기 (공통교육 페이지)
   ------------------------------------------------------------- */
.explorer { display: grid; gap: 32px; align-items: start; }
@media (min-width: 768px) { .explorer { grid-template-columns: 280px 1fr; } }
.explorer-nav { display: flex; flex-direction: column; gap: 8px; }
.explorer-tab {
  display: flex; align-items: center; gap: 12px; padding: 16px;
  border: 1px solid var(--border); border-radius: 8px; background: none;
  cursor: pointer; font-family: inherit; text-align: left; font-size: 14px;
  color: var(--text-primary); transition: all 0.15s;
}
.explorer-tab:hover { background: var(--navy-pale); }
.explorer-tab.active { border-color: var(--navy); background: var(--navy-soft); }
.explorer-tab .num { font-weight: 700; color: var(--blue); }
.explorer-tab.active .num { color: var(--navy); }
.explorer-panel { border: 1px solid var(--border); border-radius: 8px; padding: 24px; }
@media (min-width: 768px) { .explorer-panel { padding: 32px; } }
.explorer-panel .head-row { display: flex; align-items: center; gap: 12px; }
.explorer-panel .head-mark {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 8px;
  background: var(--navy-soft); color: var(--navy); font-weight: 700; font-size: 14px;
}

/* 진단 진행 영역 · 펼침 상세 */
.diag-progress { }
.expand-detail { margin-top: 16px; border-top: 1px solid var(--border); padding-top: 16px; }

/* 트랙 진행 흐름 */
.flow-steps { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; list-style: none; }
.flow-steps li { display: flex; align-items: center; gap: 8px; }
.flow-step {
  padding: 10px 16px; border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg-page); cursor: pointer; font-family: inherit;
  font-size: 14px; font-weight: 500; color: var(--text-primary); transition: all 0.15s;
}
.flow-step:hover { background: var(--navy-pale); }
.flow-step.active { border-color: var(--blue); background: var(--navy-soft); color: var(--blue); }
.flow-sep { color: var(--navy-muted); }
.flow-preview { margin-top: 32px; border: 1px dashed var(--border); background: var(--background-subtle); border-radius: 8px; padding: 32px; }
.wire-grid { display: grid; gap: 12px; margin-top: 24px; }
@media (min-width: 640px) { .wire-grid { grid-template-columns: repeat(3, 1fr); } }
.wire { height: 96px; border: 1px solid var(--border); background: var(--bg-page); border-radius: 8px; padding: 16px; }
.wire span { display: block; height: 8px; border-radius: 4px; background: var(--navy-soft); margin-bottom: 8px; }
.wire span:nth-child(1) { width: 66%; } .wire span:nth-child(2) { width: 50%; } .wire span:nth-child(3) { width: 80%; }

/* 작은 화면 정렬 유틸 */
.between { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; }
.stack-8 > * + * { margin-top: 8px; }
.max-2 { max-width: 640px; }
.max-3 { max-width: 760px; }
.center { text-align: center; }

/* =============================================================
   16. SOLUTION 통합 프로세스 다이어그램 (홈 Section 3)
   ============================================================= */
.solution-head { max-width: 600px; }
.solution-head .eyebrow { font-size: 12px; font-weight: 700; letter-spacing: 0.14em; color: var(--navy); }
.solution-head .section-title { font-size: 40px; line-height: 1.3; }
@media (max-width: 768px) { .solution-head .section-title { font-size: 28px; } }

.solution-flow { max-width: 1120px; margin: 96px auto 0; }
@media (max-width: 768px) { .solution-flow { margin-top: 56px; } }

/* 그룹 라벨 */
.flow-groups { display: flex; gap: 40px; padding: 0 104px; margin-bottom: 28px; }
.flow-group { display: flex; flex-direction: column; }
.flow-group--a { flex: 3; }
.flow-group--b { flex: 2; }
.flow-group-en { font-size: 11px; font-weight: 700; letter-spacing: 0.12em; }
.flow-group-ko { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }
.flow-group::after { content: ""; display: block; height: 1px; margin-top: 10px; }
.flow-group--a .flow-group-en { color: var(--text-secondary); }
.flow-group--a::after { background: var(--navy-muted); }
.flow-group--b .flow-group-en { color: var(--blue-600); }
.flow-group--b::after { background: var(--blue); }

/* 라인: START · 스텝 · RESULT */
.flow-line { display: flex; align-items: flex-start; gap: 12px; }
.sol-steps { list-style: none; flex: 1; display: flex; align-items: flex-start; }
.sol-step { display: flex; flex-direction: column; align-items: center; flex: 0 0 auto; width: 156px; text-align: center; }
.flow-slot { height: 160px; display: flex; align-items: center; justify-content: center; }

.flow-circle {
  border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center;
  cursor: pointer; font-family: inherit; padding: 0; background: none; border: none;
  transition: outline-color 0.18s, border-color 0.18s;
}
.flow-num { font-size: 12px; font-weight: 700; line-height: 1; }
.flow-name { font-size: 13px; font-weight: 700; line-height: 1.2; margin-top: 4px; }
.flow-circle.c1 { width: 92px; height: 92px; background: var(--background-base); border: 1px solid var(--blue-300); }
.flow-circle.c2 { width: 100px; height: 100px; background: var(--blue-100); border: 1px solid var(--blue-300); }
.flow-circle.c3 { width: 112px; height: 112px; background: var(--blue-200); border: 1px solid var(--blue-400); }
.flow-circle.c4 { width: 128px; height: 128px; background: var(--blue-600); }
.flow-circle.c5 { width: 160px; height: 160px; background: var(--blue-900); }
/* 단계별 번호·이름 색 (§14) */
.flow-circle.c1 .flow-num, .flow-circle.c2 .flow-num { color: var(--blue-700); }
.flow-circle.c1 .flow-name, .flow-circle.c2 .flow-name { color: var(--text-primary); }
.flow-circle.c3 .flow-num { color: var(--blue-800); }
.flow-circle.c3 .flow-name { color: var(--blue-900); }
.flow-circle.c4 .flow-num, .flow-circle.c4 .flow-name,
.flow-circle.c5 .flow-num, .flow-circle.c5 .flow-name { color: var(--text-inverse); }
.flow-circle:focus-visible { outline: none; box-shadow: 0 0 0 4px var(--focus-ring); }
.flow-circle.is-active { outline: 2px solid var(--blue-600); outline-offset: 3px; }

.flow-desc { margin-top: 28px; max-width: 160px; font-size: 13px; line-height: 1.55; color: var(--text-secondary); }

/* 연결선 + 화살표 (원 사이 gap을 채움) */
.flow-conn { list-style: none; flex: 1 1 auto; min-width: 20px; height: 1px; margin-top: 80px; background: var(--blue-300); position: relative; }
.flow-conn::after { content: ""; position: absolute; right: -1px; top: -3.5px; width: 0; height: 0; border-left: 7px solid var(--blue-400); border-top: 4px solid transparent; border-bottom: 4px solid transparent; }

/* START / RESULT (작은 보조 정보) */
.flow-end { flex: 0 0 auto; width: 96px; display: flex; flex-direction: column; margin-top: 58px; }
.flow-end--result { text-align: right; }
.flow-end-label { font-size: 11px; font-weight: 700; letter-spacing: 0.12em; }
.flow-end-text { font-size: 12px; line-height: 1.5; color: var(--text-secondary); margin-top: 6px; }
.flow-end--start .flow-end-label { color: var(--text-tertiary); }
.flow-end--result .flow-end-label { color: var(--blue); }
.flow-end--result .flow-end-text { color: var(--text-primary); }

/* 클릭 상세 (다이어그램 아래, 카드 아님) */
.flow-detail { border-top: 1px solid var(--border); margin-top: 56px; padding-top: 28px; }
.flow-detail-head { display: flex; align-items: baseline; gap: 12px; }
.flow-detail-no { font-size: 14px; font-weight: 700; color: var(--blue); }
.flow-detail-name { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.flow-detail-io { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 20px; }
.flow-detail-io .io-label { display: block; font-size: 12px; font-weight: 700; letter-spacing: 0.12em; color: var(--blue); }
.flow-detail-io .io p { margin-top: 8px; font-size: 14px; line-height: 1.55; color: var(--text-secondary); }
.flow-detail.fade { animation: solFade 0.2s ease; }
@keyframes solFade { from { opacity: 0; } to { opacity: 1; } }

/* 그룹 마커 (모바일 전용) */
.flow-gmark { display: none; }

/* 진입 모션 (왼→오 스태거) — 기본은 항상 보이고, JS가 sol-prep을 붙였을 때만 애니메이션 */
.solution-flow.sol-prep .sol-step,
.solution-flow.sol-prep .flow-conn,
.solution-flow.sol-prep .flow-end { opacity: 0; transform: translateY(8px); transition: opacity 0.4s ease, transform 0.4s ease; }
.solution-flow.sol-prep.is-in .sol-step { opacity: 1; transform: none; transition-delay: calc(var(--i, 0) * 60ms); }
.solution-flow.sol-prep.is-in .flow-conn,
.solution-flow.sol-prep.is-in .flow-end { opacity: 1; transform: none; }

/* 태블릿 */
@media (max-width: 1024px) {
  .sol-step { width: 120px; }
  .flow-slot { height: 132px; }
  .flow-circle.c1 { width: 78px; height: 78px; }
  .flow-circle.c2 { width: 86px; height: 86px; }
  .flow-circle.c3 { width: 96px; height: 96px; }
  .flow-circle.c4 { width: 108px; height: 108px; }
  .flow-circle.c5 { width: 128px; height: 128px; }
  .flow-name { font-size: 14px; }
  .flow-conn { margin-top: 66px; }
  .flow-end { margin-top: 48px; width: 84px; }
  .flow-groups { padding: 0 72px; }
}

/* 세로 흐름 — 가로 5단계는 1200 이상에서만, 그 아래(태블릿·모바일)는 세로 타임라인 */
@media (max-width: 1199px) {
  .flow-groups { display: none; }
  .flow-line { flex-direction: column; align-items: stretch; gap: 0; }
  .flow-end { width: auto; margin: 0; padding: 0 0 4px 88px; }
  .flow-end--result { text-align: left; margin: 20px 0 0; }
  .sol-steps { flex-direction: column; align-items: stretch; }
  .flow-conn { display: none; }
  /* 원은 위쪽 정렬(위치 고정), 설명은 원 높이에 맞춰 세로 중앙 */
  .sol-step { flex-direction: row; align-items: flex-start; width: 100%; text-align: left; gap: 16px; padding: 0 0 34px; position: relative; }
  .flow-slot { height: auto; flex: 0 0 72px; position: relative; z-index: 1; }
  .flow-circle.c1, .flow-circle.c2, .flow-circle.c3, .flow-circle.c4, .flow-circle.c5 { width: 72px; height: 72px; }
  .flow-name { font-size: 13px; }
  .flow-desc { margin: 0; max-width: none; text-align: left; align-self: center; }
  /* 원 중심(x=36)을 지나는 연속 연결선 — 원 사이 gap + 그룹 라벨 구간을 이어줌 */
  .sol-step:not(:last-of-type)::after {
    content: ""; position: absolute; left: 35px; top: 72px; bottom: 0; width: 2px; background: var(--blue-300); z-index: 0;
  }
  .flow-gmark { display: block; padding: 4px 0 12px 88px; position: relative; }
  .flow-gmark--b::before {
    content: ""; position: absolute; left: 35px; top: 0; bottom: 0; width: 2px; background: var(--blue-300); z-index: 0;
  }
  .flow-gmark span { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; }
  .flow-gmark--a span { color: var(--text-secondary); }
  .flow-gmark--b span { color: var(--blue-600); }
  .flow-detail-io { grid-template-columns: 1fr; gap: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .solution-flow.sol-prep .sol-step,
  .solution-flow.sol-prep .flow-conn,
  .solution-flow.sol-prep .flow-end { opacity: 1; transform: none; transition: none; }
  .flow-detail.fade { animation: none; }
}

/* =============================================================
   17. 편집형 목록 (카드 반복 대신 정돈된 리스트)
   ============================================================= */
/* 공통교육 모듈 — 6개 카드 대신 2단 리스트 */
.module-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 56px; }
.module-item { display: flex; gap: 16px; padding: 22px 0; border-top: 1px solid var(--border); }
.module-item:nth-child(1), .module-item:nth-child(2) { border-top: none; }
.module-no { flex: 0 0 auto; font-size: 14px; font-weight: 700; color: var(--blue); padding-top: 3px; }
.module-body h3 { font-size: 18px; font-weight: 600; letter-spacing: -0.01em; }
.module-out { margin-top: 6px; font-size: 14px; line-height: 1.55; color: var(--text-secondary); }
@media (max-width: 768px) {
  .module-list { grid-template-columns: 1fr; }
  .module-item:nth-child(2) { border-top: 1px solid var(--border); }
}

/* 이유/근거 목록 — 카드 대신 번호+제목+문단 스택 */
.reason-list { margin-top: 40px; }
.reason-item { display: grid; grid-template-columns: 56px 1fr; gap: 24px; padding: 28px 0; border-top: 1px solid var(--border); }
.reason-item:first-child { border-top: none; padding-top: 0; }
.reason-no { font-size: 22px; font-weight: 700; color: var(--blue); }
.reason-item h3 { font-size: 20px; font-weight: 600; letter-spacing: -0.01em; }
.reason-item p { margin-top: 8px; color: var(--text-secondary); max-width: 640px; }
@media (max-width: 768px) { .reason-item { grid-template-columns: 36px 1fr; gap: 16px; padding: 22px 0; } }

/* 번호 매긴 편집형 목록 (01, 02 …) */
.step-lines { list-style: none; counter-reset: sl; max-width: 680px; }
.step-lines li { counter-increment: sl; display: flex; gap: 16px; padding: 14px 0; border-top: 1px solid var(--border); }
.step-lines li:first-child { border-top: none; }
.step-lines li::before { content: counter(sl, decimal-leading-zero); flex: 0 0 auto; font-weight: 700; color: var(--blue); }

/* 문의처 목록 */
.contact-list > div { display: flex; gap: 24px; padding: 16px 0; border-top: 1px solid var(--border); }
.contact-list > div:first-child { border-top: none; }
.contact-list dt { flex: 0 0 96px; font-weight: 600; color: var(--blue); }
.contact-list dd { color: var(--text-secondary); }
@media (max-width: 768px) { .contact-list > div { flex-direction: column; gap: 4px; } }

/* 테두리 없는 구분선 목록 */
.plain-list { list-style: none; }
.plain-list li { padding: 11px 0; border-top: 1px solid var(--border); }
.plain-list li:first-child { border-top: none; }

/* AI Safety — 박스 6개 대신 한 줄 키워드 */
.safety-list { margin-top: 8px; font-size: 18px; line-height: 2; color: rgba(253, 253, 253, 0.92); }
.safety-list span { color: var(--navy-muted); margin: 0 12px; }
@media (max-width: 768px) { .safety-list { font-size: 16px; } .safety-list span { margin: 0 8px; } }