/* ============================================================
   내일배움카드 안내 가이드 - style.css
   ============================================================ */

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

:root {
  --primary:       #2563EB;
  --primary-dark:  #1D4ED8;
  --primary-light: #EFF6FF;
  --success:       #16A34A;
  --success-light: #F0FDF4;
  --warning:       #D97706;
  --warning-light: #FFFBEB;
  --gray-50:       #F9FAFB;
  --gray-100:      #F3F4F6;
  --gray-200:      #E5E7EB;
  --gray-300:      #D1D5DB;
  --gray-400:      #9CA3AF;
  --gray-500:      #6B7280;
  --gray-600:      #4B5563;
  --gray-700:      #374151;
  --gray-900:      #111827;
  --header-h:      64px;
  --content-w:     720px;
  --radius:        8px;
  --shadow-sm:     0 1px 3px rgba(0,0,0,.08);
  --shadow-md:     0 4px 12px rgba(0,0,0,.10);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--gray-50);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}


/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--content-w);
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-family: inherit;
}
.logo:hover .logo-text { color: var(--primary); }
.logo-icon { font-size: 20px; }
.logo-text-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  line-height: 1.25;
}
.logo-brand {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: .03em;
}
.logo-text {
  font-size: 15px;
  font-weight: 700;
  color: var(--gray-900);
}

/* 탭 네비게이션 */
.step-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 2px solid transparent;
  border-radius: 100px;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-500);
  transition: all .18s ease;
  white-space: nowrap;
}
.tab-btn:hover { background: var(--gray-100); color: var(--gray-700); }
.tab-btn.active {
  background: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 700;
}

.tab-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gray-200);
  font-size: 12px;
  font-weight: 700;
  color: var(--gray-500);
  transition: all .18s;
}
.tab-btn.active .tab-num {
  background: var(--primary);
  color: #fff;
}

.tab-divider {
  color: var(--gray-300);
  font-size: 18px;
  line-height: 1;
  user-select: none;
}


/* ============================================================
   MAIN 콘텐츠
   ============================================================ */
.guide-wrap {
  flex: 1;
  max-width: var(--content-w);
  width: 100%;
  margin: 0 auto;
  padding: 0 24px 48px;
}

/* 단계 패널 */
.step-panel { display: none; }
.step-panel.active { display: block; }

/* 단계 헤더 */
.step-header {
  padding: 32px 0 24px;
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 4px;
}
.step-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .05em;
  margin-bottom: 10px;
}
.step-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 6px;
}
.step-desc { font-size: 15px; color: var(--gray-500); }

/* 서브스텝 목록 */
.substep-list {
  list-style: none;
  padding: 20px 0 8px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.substep {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.substep-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.substep-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.substep-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-900);
}

.substep-body { padding: 20px; }
.skip-box {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: 12px 0;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: #FFFBEB;
  border-left: 4px solid var(--warning);
}
.skip-icon { font-size: 20px; flex-shrink: 0; margin-top: 1px; }
.skip-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--warning);
  margin-bottom: 4px;
}
.skip-desc {
  font-size: 12px;
  color: var(--gray-600);
  line-height: 1.6;
}
.substep-desc {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 14px;
}

/* 체크리스트 */
.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--gray-700);
}
.check-icon { color: var(--success); font-size: 13px; flex-shrink: 0; margin-top: 2px; }

/* 이미지 */
.substep-image-wrap {
  margin: 16px 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid #9CA3AF;
  background: var(--gray-100);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}
.substep-img {
  display: block;
  width: 100%;
  min-height: 320px;
  object-fit: cover;
  object-position: left center;
  background: #fff;
}
.substep-img.img-error { min-height: 140px; background: var(--gray-100); }

.img-caption {
  padding: 6px 12px;
  font-size: 12px;
  color: #4B5563;
  font-weight: 500;
  border-top: 1px solid #9CA3AF;
  background: #F3F4F6;
}

/* 정보 박스 */
.info-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius);
  background: var(--primary-light);
  border: 1px solid #BFDBFE;
  font-size: 13px;
  color: var(--gray-700);
  margin: 12px 0;
}
.info-box.warning  { background: var(--warning-light);  border-color: #FDE68A; }
.info-box.success  { background: var(--success-light);  border-color: #BBF7D0; }
.info-icon { flex-shrink: 0; font-size: 15px; }

/* 링크 버튼 (새 탭으로 이동) */
.link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius);
  background: var(--primary);
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background .18s, transform .1s;
}
.link-btn:hover  { background: var(--primary-dark); }
.link-btn:active { transform: scale(.97); }

/* 다음/이전 단계 버튼 */
.step-next {
  padding: 24px 0 32px;
  text-align: center;
}
.step-next p { font-size: 14px; color: var(--gray-500); margin-bottom: 10px; }

.step-nav-btns {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.next-step-btn {
  padding: 11px 26px;
  border: none;
  border-radius: var(--radius);
  background: var(--primary);
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all .18s;
  box-shadow: 0 2px 8px rgba(37,99,235,.25);
}
.next-step-btn:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 12px rgba(37,99,235,.35);
}

.prev-step-btn {
  padding: 8px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  background: #fff;
  color: var(--gray-500);
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all .18s;
}
.prev-step-btn:hover {
  border-color: var(--gray-400);
  color: var(--gray-700);
}

.home-step-btn {
  border-style: dashed;
}

/* 완료 화면 */
.step-complete {
  margin: 8px 0 32px;
  padding: 32px;
  text-align: center;
  background: var(--success-light);
  border: 1px solid #BBF7D0;
  border-radius: var(--radius);
}
.complete-icon { font-size: 40px; margin-bottom: 12px; }
.step-complete h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--success);
  margin-bottom: 8px;
}
.step-complete p { font-size: 14px; color: var(--gray-600); line-height: 1.7; }


/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--gray-100);
  border-top: 1px solid var(--gray-200);
  padding: 28px 24px;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--content-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-company {
  font-size: 13px;
  font-weight: 700;
  color: var(--gray-700);
}

.footer-info {
  font-size: 11px;
  color: var(--gray-500);
  line-height: 1.7;
}

.footer-info a {
  color: var(--gray-500);
  text-decoration: underline;
}
.footer-info a:hover { color: var(--primary); }

.footer-copy {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 4px;
  white-space: nowrap;
}


/* ============================================================
   INTRO 패널
   ============================================================ */
.intro-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 64px 24px 80px;
  max-width: 540px;
  margin: 0 auto;
}

.intro-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
}

.intro-title {
  font-size: 30px;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.4;
  margin-bottom: 16px;
}

.intro-desc {
  font-size: 15px;
  color: var(--gray-500);
  line-height: 1.8;
  margin-bottom: 28px;
}

/* 빠른 이동 버튼 */
.quick-jump {
  width: 100%;
  margin-top: 28px;
  text-align: center;
}

.quick-jump-label {
  font-size: 13px;
  color: var(--gray-400);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}
.quick-jump-label::before,
.quick-jump-label::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40px;
  height: 1px;
  background: var(--gray-200);
}
.quick-jump-label::before { right: calc(100% + 8px); }
.quick-jump-label::after  { left:  calc(100% + 8px); }

.quick-jump-btns {
  display: flex;
  gap: 10px;
  justify-content: center;
}

.quick-btn {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 10px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
  font-family: inherit;
  text-align: center;
  transition: border-color .18s, box-shadow .18s;
}
.quick-btn:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(37,99,235,.1);
}
.quick-btn-icon { font-size: 22px; }
.quick-btn-text {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-700);
  white-space: nowrap;
  line-height: 1.5;
}
.quick-btn-text small { font-weight: 400; color: var(--gray-400); font-size: 11px; }

/* 루트 선택 */
.route-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0 4px;
}

.route-btn {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 16px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  transition: all .18s;
}
.route-btn:hover { border-color: var(--primary); background: var(--primary-light); }
.route-btn.active { border-color: var(--primary); background: var(--primary-light); }
.route-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  background: #DBEAFE;
  padding: 2px 8px;
  border-radius: 100px;
}
.route-btn.active .route-label { background: var(--primary); color: #fff; }
.route-icon { font-size: 22px; margin: 4px 0 2px; }
.route-name { font-size: 14px; font-weight: 700; color: var(--gray-900); }
.route-flow { font-size: 12px; color: var(--gray-500); }

/* 루트 패널 */
.route-panel { display: none; }
.route-panel.active { display: block; }

/* 발급 자격 안내 박스 */
.eligibility-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  width: 100%;
  margin-bottom: 28px;
  text-align: left;
}

.elig-box {
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid transparent;
}

.elig-ok {
  background: var(--success-light);
  border-color: #BBF7D0;
}

.elig-no {
  background: #FFF7ED;
  border-color: #FED7AA;
}

.elig-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  line-height: 1.5;
}

.elig-ok .elig-title { color: var(--success); }
.elig-no .elig-title { color: #C2410C; }

.elig-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.elig-list li {
  font-size: 12px;
  color: var(--gray-700);
  line-height: 1.5;
}

.intro-highlight {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: 100px;
  background: #FFF7ED;
  border: 1px solid #FED7AA;
  color: #C2410C;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 36px;
}

.intro-steps {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 40px;
}

.intro-step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.intro-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
}

.intro-step-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-600);
  white-space: nowrap;
}

.intro-step-arrow {
  color: var(--gray-300);
  font-size: 22px;
  margin-bottom: 20px;
}

.start-btn {
  padding: 14px 40px;
  border: none;
  border-radius: var(--radius);
  background: var(--primary);
  color: #fff;
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: background .18s, transform .1s;
  box-shadow: 0 4px 14px rgba(37,99,235,.3);
}
.start-btn:hover  { background: var(--primary-dark); }
.start-btn:active { transform: scale(.97); }

/* 인트로 표시 중에는 탭 숨김 */
.tabs-hidden { visibility: hidden; pointer-events: none; }


/* ============================================================
   RESPONSIVE — 모바일 (≤640px)
   ============================================================ */
@media (max-width: 640px) {
  :root { --header-h: 56px; }

  .header-inner { padding: 0 16px; }
  .logo-text { font-size: 15px; }

  .tab-btn { padding: 6px 10px; font-size: 12px; }
  .tab-label { display: none; }
  .tab-num { width: 28px; height: 28px; font-size: 13px; }

  .guide-wrap { padding: 0 16px 40px; }

  .step-header { padding: 24px 0 18px; }
  .step-title { font-size: 20px; }
  .substep-list { gap: 12px; }
  .step-next { padding: 20px 0 28px; }
  .step-complete { padding: 24px 20px; }

  .site-footer { padding: 24px 16px; }
  .footer-info { font-size: 11px; }

  .intro-wrap { padding: 40px 0 60px; }
  .intro-title { font-size: 22px; }
  .intro-steps { gap: 6px; }
  .intro-step-num { width: 30px; height: 30px; font-size: 13px; }
  .intro-step-label { font-size: 11px; }

  .eligibility-grid { grid-template-columns: 1fr; }
  .quick-jump-btns { flex-direction: column; align-items: stretch; }
  .route-selector { grid-template-columns: 1fr; }
}