/* ============================================================
   webzine-common.css — webzine 공통 변수·레이아웃·컴포넌트
   작성일: 2026-04-29
   컬러: URLY.KR 브랜드 (#18609C) + DM Serif Display 제목
   ============================================================ */

:root {
  --wz-primary:         #18609C;
  --wz-primary-hover:   #124d7e;
  --wz-primary-light:   #4d8ec0;
  --wz-primary-lighter: #e9f0fb;
  --wz-accent:          #E8A0A0;
  --wz-bg-body:         #f8fafc;
  --wz-bg-surface:      #ffffff;
  --wz-footer-bg:       #edf1f5;
  --wz-footer-border:   #d9e1ea;
  --wz-bg-muted:        #eef2f7;
  --wz-text-primary:    #1a1a1a;
  --wz-text-secondary:  #666;
  --wz-text-muted:      #9096A8;
  --wz-border:          #e0e6ed;
  --wz-font-sans:       'Pretendard', 'Inter', 'Noto Sans KR', -apple-system, sans-serif;
  --wz-font-serif:      'DM Serif Display', Georgia, serif;
  --wz-font-mono:       'SF Mono', Consolas, monospace;
  --wz-radius:          10px;
  --wz-shadow:          0 2px 12px rgba(0,0,0,.06);
  --wz-shadow-md:       0 6px 24px rgba(0,0,0,.09);

  /* Layout tokens */
  --wz-container-max:   1280px;
  --wz-view-gap:        28px;
  --wz-sidebar-width:   240px;
  --wz-toc-width:       180px;
  --wz-toc-top:         94px;
  --wz-toc-left-offset: 831px;
}

/* ── 기반 ── */
html {
  overflow-y: scroll;
  scrollbar-gutter: stable;
}

.wz-wrap *,
.wz-wrap *::before,
.wz-wrap *::after { box-sizing: border-box; }

.wz-wrap {
  margin: 0;
  font-family: var(--wz-font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--wz-text-primary);
  background: var(--wz-bg-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.wz-wrap main {
  display: block;
  width: 100%;
  margin: 0;
  padding: 0;
}

/* ── 컨테이너 ── */
.wz-container {
  max-width: var(--wz-container-max);
  margin: 0 auto;
  padding: 0 24px;
}
.wz-container-narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── 헤더 ── */
.wz-header {
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--wz-border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.wz-header-inner {
  max-width: var(--wz-container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.wz-logo-wrap {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex-shrink: 0;
  white-space: nowrap;
}

.wz-logo-main {
  font-family: var(--wz-font-serif);
  font-size: 22px;
  line-height: 1;
  color: var(--wz-primary);
  text-decoration: none;
  letter-spacing: -.02em;
  white-space: nowrap;
}

.wz-logo-main:hover {
  color: var(--wz-primary-hover);
  text-decoration: none;
}

.wz-logo-dot {
  color: var(--wz-accent);
}

.wz-logo-sub {
  font-family: var(--wz-font-sans);
  font-size: 14px;
  color: var(--wz-text-muted);
  font-weight: 400;
  text-decoration: none;
  white-space: nowrap;
}

.wz-logo-sub:hover {
  color: var(--wz-primary);
  text-decoration: none;
}

.wz-header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
}
.wz-header-nav::-webkit-scrollbar { display: none; }
.wz-header-nav a {
  color: var(--wz-text-secondary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 6px;
  white-space: nowrap;
  transition: background .15s, color .15s;
}
.wz-header-nav a:hover { background: var(--wz-bg-muted); color: var(--wz-text-primary); }
.wz-header-nav a.active { color: var(--wz-primary); background: var(--wz-primary-lighter); }

.wz-header-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

/* ── 버튼 (03-B안: 세그먼트 컨트롤은 write.php에서) ── */
.wz-btn-primary {
  background: var(--wz-primary);
  color: #fff;
  border: none;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background .15s;
}
.wz-btn-primary:hover { background: var(--wz-primary-hover); }

/* ── ibox — 05-A안: 상단 라벨 배지 ── */
.wz-ibox {
  background: var(--wz-bg-surface);
  border: 1px solid var(--wz-border);
  border-radius: 8px;
  padding: 18px 20px 16px;
  margin: 20px 0;
}
.wz-ibox-label {
  display: inline-block;
  font-family: var(--wz-font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
  padding: 2px 8px;
  border-radius: 2px;
  margin-bottom: 8px;
  text-transform: uppercase;
}
.wz-ibox-info  .wz-ibox-label { background: #e9f0fb; color: var(--wz-primary); }
.wz-ibox-tip   .wz-ibox-label { background: #e6f7ed; color: #2a8c54; }
.wz-ibox-note  .wz-ibox-label { background: #f5f0e6; color: #8c7028; }
.wz-ibox-alert .wz-ibox-label { background: #fde8e8; color: #b53030; }
.wz-ibox-body { font-size: 16px; line-height: 1.65; color: var(--wz-text-primary); }

/* ── 코드 블록 ── */
.wz-codeblock {
  background: #1e2433;
  border-radius: 10px;
  margin: 20px 0;
  overflow: hidden;
}
.wz-code-lang {
  display: block;
  background: rgba(255,255,255,.07);
  color: #8892a4;
  font-family: var(--wz-font-mono);
  font-size: 11px;
  padding: 6px 16px;
  letter-spacing: .08em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.wz-codeblock pre {
  margin: 0;
  padding: 16px 20px;
  overflow-x: auto;
}
.wz-codeblock code {
  font-family: var(--wz-font-mono);
  font-size: 13.5px;
  line-height: 1.65;
  color: #e6e9f0;
}

/* ── FAQ 아코디언 ── */
.wz-faq { margin: 24px 0; }
.wz-faq-item {
  border: 1px solid var(--wz-border);
  border-radius: 10px;
  background: var(--wz-bg-surface);
  overflow: hidden;
  margin-bottom: 8px;
}
.wz-faq-item summary {
  padding: 15px 18px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 12px;
  user-select: none;
}
.wz-faq-item summary::-webkit-details-marker { display: none; }
.wz-faq-item[open] summary { color: var(--wz-primary); }
.wz-faq-q {
  background: var(--wz-primary);
  color: #fff;
  width: 22px; height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  flex-shrink: 0;
}
.wz-faq-body {
  padding: 0 18px 16px 52px;
  color: var(--wz-text-secondary);
  font-size: 15.5px;
  line-height: 1.7;
}

/* ── 카테고리 배지 ── */
.wz-cat-badge {
  display: inline-block;
  background: var(--wz-primary-lighter);
  color: var(--wz-primary);
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}
.wz-cat-badge:hover { background: var(--wz-primary); color: #fff; }
.wz-featured-badge {
  display: inline-block;
  background: #fff3cd;
  color: #7a5700;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  margin-right: 4px;
}

/* ── 버튼 링크 (쇼트코드 [btn]) ── */
a.wz-btn {
  display: inline-flex;
  align-items: center;
  background: var(--wz-primary);
  color: #fff;
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  margin: 8px 4px;
  transition: background .15s;
}
a.wz-btn:hover { background: var(--wz-primary-hover); }

/* ── 광고 슬롯 ── */
.wz-ad { margin: 32px 0; text-align: center; }

/* ── 페이지네이션 ── */
.wz-pagination { display: flex; justify-content: center; margin: 48px 0 24px; }
.wz-pagination ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; }
.wz-pagination a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--wz-border);
  border-radius: 8px;
  font-size: 15px;
  color: var(--wz-text-secondary);
  text-decoration: none;
  background: var(--wz-bg-surface);
  transition: all .15s;
}
.wz-pagination a:hover { border-color: var(--wz-primary); color: var(--wz-primary); }
.wz-pagination a.active { background: var(--wz-primary); border-color: var(--wz-primary); color: #fff; }
.wz-pag-ellipsis { display: flex; align-items: center; padding: 0 4px; color: var(--wz-text-muted); }

/* ── 푸터: 메인 사이트 footer.php 기준 통일 ── */
.site-footer.wz-site-footer {
  background: var(--wz-footer-bg);
  border-top: 1px solid var(--wz-footer-border);
  color: #777;
  font-size: 14px;
  margin-top: 80px;
  padding: 36px 0 40px;
  text-align: center;
}

.site-footer.wz-site-footer .footer-inner {
  max-width: var(--wz-container-max);
  margin: 0 auto;
  padding: 0 16px;
}

.site-footer.wz-site-footer .footer-nav {
  display: flex;
  justify-content: center;
  gap: 8px 18px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.site-footer.wz-site-footer .footer-nav a {
  color: #555;
  font-size: 14px;
  text-decoration: none;
}

.site-footer.wz-site-footer .footer-nav a:hover {
  color: var(--wz-primary);
  text-decoration: none;
}

.site-footer.wz-site-footer .footer-company {
  font-weight: 600;
  color: #666;
  margin: 0 0 4px;
}

.site-footer.wz-site-footer .footer-company a {
  color: inherit;
  text-decoration: none;
}

.site-footer.wz-site-footer .footer-company a:hover {
  color: var(--wz-primary);
}

.site-footer.wz-site-footer .footer-addr {
  margin: 0 0 4px;
}

.site-footer.wz-site-footer .footer-contact {
  margin: 0;
}

.site-footer.wz-site-footer .footer-contact a {
  color: #777;
  text-decoration: none;
}

.site-footer.wz-site-footer .footer-contact a:hover {
  color: var(--wz-primary);
}

/* ── Scroll-to-Top 버튼 ── */
#scrollTopBtn {
  position: fixed;
  bottom: 28px;
  right: 24px;
  width: 50px;
  height: 50px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .3s, visibility .3s, transform .3s;
  z-index: 990;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
}
#scrollTopBtn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
#scrollTopBtn:hover { transform: translateY(-3px); }
.scroll-top-bg {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--wz-primary);
  box-shadow: 0 2px 10px rgba(24,96,156,.30);
  transition: background .2s;
}
#scrollTopBtn:hover .scroll-top-bg { background: var(--wz-primary-hover); }
.scroll-progress-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.scroll-progress-track { fill: none; stroke: rgba(255,255,255,.22); stroke-width: 3; }
.scroll-progress-fill {
  fill: none;
  stroke: rgba(255,255,255,.90);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 113.1;
  stroke-dashoffset: 113.1;
  transition: stroke-dashoffset .12s linear;
}
.scroll-top-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  pointer-events: none;
  user-select: none;
}
.scroll-top-arrow { width: 14px; height: 14px; color: #fff; display: block; }
.scroll-top-pct {
  font-size: 9px;
  font-weight: 700;
  color: rgba(255,255,255,.85);
  line-height: 1;
  letter-spacing: -.3px;
}

/* ── 반응형 ── */
@media (max-width: 768px) {
  .wz-container, .wz-container-narrow { padding: 0 16px; }
  .wz-header-nav { display: none; }
  /*.wz-logo-sub { display: none; }*/
}
@media (max-width: 480px) {
  #scrollTopBtn { bottom: 20px; right: 16px; }
}