/* endosco.it.com — 배당 용어 사전형 학습 허브
   뉴트럴 라이트 그레이 + 학술 블루 포인트 + 잉크 본문.
   모바일 우선; 단일 본문 컬럼 + 좌측 sticky 사이드 색인(flex). */

:root {
  --bg: #f4f5f7;
  --surface: #ffffff;
  --surface-alt: #eef1f5;
  --ink: #1e293b;
  --ink-soft: #475569;
  --ink-faint: #64748b;
  --line: #d8dee7;
  --blue: #1e40af;
  --blue-soft: #3b5bbf;
  --blue-tint: #e6ebf7;
  --navy: #141c2e;
  --focus: #1d4ed8;
  --radius: 12px;
  --radius-sm: 8px;
  --gap: 20px;
  --maxw: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--ink);
  font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic",
    "Noto Sans KR", system-ui, -apple-system, sans-serif;
  font-size: 17px;
  line-height: 1.72;
  word-break: keep-all;
  overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 4px;
}

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

h1, h2, h3 { color: var(--ink); line-height: 1.28; font-weight: 700; }
h1 { font-size: 1.9rem; margin: 0 0 12px; letter-spacing: -0.01em; }
h2 { font-size: 1.4rem; margin: 34px 0 12px; }
h3 { font-size: 1.12rem; margin: 24px 0 8px; }
p { margin: 0 0 14px; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--blue);
  color: #fff;
  padding: 10px 16px;
  z-index: 60;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 18px; }

/* ---------- Header / top nav ---------- */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 40;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--ink); font-size: 1.05rem; }
.brand:hover { text-decoration: none; }
.brand svg { flex: none; }
.top-nav ul { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.top-nav a {
  display: inline-block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 600;
}
.top-nav a:hover { background: var(--blue-tint); color: var(--blue); text-decoration: none; }
.top-nav a[aria-current="page"] { background: var(--blue); color: #fff; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  color: #fff;
  background: linear-gradient(160deg, var(--navy), var(--blue));
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}
.hero-inner {
  position: relative;
  padding: 56px 0 60px;
  max-width: 760px;
  animation: rise 620ms ease both;
}
.hero p.lede { font-size: 1.12rem; color: #e8edf7; margin-bottom: 22px; max-width: 640px; }
.hero h1 { color: #fff; font-size: 2.15rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, opacity 160ms ease;
}
.btn:hover { transform: translateY(-2px); text-decoration: none; }
.btn-primary { background: #fff; color: var(--blue); }
.btn-ghost { background: transparent; border-color: rgba(255, 255, 255, 0.7); color: #fff; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.12); }

/* ---------- Layout: sidebar index + main column (flex desktop) ---------- */
.layout {
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 30px 0 48px;
}
.side-index {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 16px;
}
.side-index h2 { font-size: 1rem; margin: 0 0 10px; color: var(--ink-faint); text-transform: none; }
.side-index nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.side-index nav a {
  display: block;
  padding: 7px 11px;
  border-radius: 999px;
  background: var(--surface-alt);
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 600;
}
.side-index nav a:hover { background: var(--blue-tint); color: var(--blue); text-decoration: none; }
.main-col { min-width: 0; }

/* ---------- Generic content sections ---------- */
.section { padding: 8px 0 6px; }
.section + .section { margin-top: 22px; }
.section-head { margin-bottom: 14px; }
.section-head p { color: var(--ink-soft); margin: 0; }
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 6px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px 22px 26px;
}
.card + .card { margin-top: 18px; }

/* compact_text_grid — 무이미지 텍스트 그리드 */
.text-grid { display: grid; grid-template-columns: 1fr; gap: var(--gap); }
.text-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--blue);
  border-radius: var(--radius);
  padding: 18px 18px 20px;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}
.text-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 26px rgba(20, 28, 46, 0.08);
  border-color: var(--blue-soft);
}
.text-card h3 { margin: 0 0 6px; font-size: 1.06rem; }
.text-card h3 a { color: var(--ink); }
.text-card h3 a:hover { color: var(--blue); }
.text-card p { color: var(--ink-soft); font-size: 0.96rem; margin: 0 0 12px; }
.text-card .meta { font-size: 0.82rem; color: var(--ink-faint); display: flex; gap: 10px; flex-wrap: wrap; }

/* term preview grid on home */
.term-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.term-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.term-item dt { font-weight: 700; color: var(--blue); margin-bottom: 4px; }
.term-item dd { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }

/* ---------- Glossary definition list ---------- */
.glossary-group { margin: 0 0 34px; scroll-margin-top: 84px; }
.glossary-group h2 {
  padding-bottom: 8px;
  border-bottom: 2px solid var(--blue-tint);
  margin-top: 30px;
}
.glossary-dl { margin: 0; }
.glossary-dl dt {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--blue);
  margin: 20px 0 4px;
  scroll-margin-top: 84px;
}
.glossary-dl dd {
  margin: 0 0 6px;
  color: var(--ink);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

/* ---------- Article ---------- */
.article-header { margin-bottom: 20px; }
.article-header .meta { color: var(--ink-faint); font-size: 0.9rem; display: flex; gap: 12px; flex-wrap: wrap; }
.cover {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  margin: 6px 0 24px;
}
.prose { font-size: 1.02rem; }
.prose h2 { scroll-margin-top: 84px; }
.prose ul, .prose ol { padding-left: 22px; margin: 0 0 16px; }
.prose li { margin-bottom: 7px; }

figure { margin: 22px 0; }
figure img { border-radius: var(--radius); border: 1px solid var(--line); }
figcaption { color: var(--ink-faint); font-size: 0.86rem; margin-top: 8px; text-align: center; }

/* breadcrumb */
.breadcrumb { font-size: 0.86rem; color: var(--ink-faint); margin: 4px 0 16px; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.breadcrumb li::after { content: "/"; margin-left: 6px; color: var(--line); }
.breadcrumb li:last-child::after { content: ""; }

/* note aside (article-level visible disclaimer) */
.note {
  background: var(--blue-tint);
  border: 1px solid #c8d3ef;
  border-left: 4px solid var(--blue);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin: 22px 0;
  font-size: 0.94rem;
  color: var(--ink);
}
.note strong { color: var(--blue); }

/* FAQ details */
.faq { margin: 18px 0; }
.faq details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 4px 16px;
  margin-bottom: 10px;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
  padding: 12px 0;
  list-style: none;
  color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--blue); font-weight: 700; }
.faq details[open] summary::after { content: "\2212"; }
.faq details[open] summary { color: var(--blue); }
.faq details > p { margin: 0 0 14px; color: var(--ink-soft); }

/* prev/next */
.pager {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 34px 0 8px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.pager a {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
}
.pager a:hover { border-color: var(--blue-soft); background: var(--blue-tint); text-decoration: none; }
.pager .dir { display: block; font-size: 0.78rem; color: var(--ink-faint); margin-bottom: 3px; }
.pager .ttl { font-weight: 600; }

/* definition/table on legal + policy */
.doc-list { color: var(--ink-soft); }
.meta-table { width: 100%; border-collapse: collapse; margin: 10px 0 18px; font-size: 0.95rem; }
.meta-table th, .meta-table td { text-align: left; padding: 10px 12px; border: 1px solid var(--line); vertical-align: top; }
.meta-table th { background: var(--surface-alt); width: 34%; color: var(--ink-soft); }

/* contact */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field label { font-weight: 600; font-size: 0.92rem; color: var(--ink-soft); }
.field input, .field textarea {
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: inherit;
  background: var(--surface);
  color: var(--ink);
}
.field textarea { min-height: 130px; resize: vertical; }
.map-frame { width: 100%; min-height: 300px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-alt); }
.icon-line { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; }
.icon-line svg { flex: none; margin-top: 3px; color: var(--blue); }

/* ---------- Legal disclaimer aside (short) ---------- */
.legal-mini { color: var(--ink-faint); font-size: 0.85rem; margin: 20px 0 0; }
.legal-mini p { margin: 0; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: #cbd5e1;
  margin-top: 20px;
}
.footer-inner { padding: 34px 0 26px; display: grid; grid-template-columns: 1fr; gap: 22px; }
.site-footer h2 { color: #fff; font-size: 0.95rem; margin: 0 0 10px; }
.foot-title { color: #fff; font-size: 0.95rem; font-weight: 700; margin: 0 0 10px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 7px; }
.site-footer a { color: #cbd5e1; font-size: 0.92rem; }
.site-footer a:hover { color: #fff; }
.footer-note { border-top: 1px solid rgba(255, 255, 255, 0.12); padding: 16px 0 24px; font-size: 0.82rem; color: #94a3b8; }
.footer-note p { margin: 0 0 6px; }
.footer-contact p { margin: 0 0 6px; font-size: 0.9rem; }

/* ---------- Cookie CMP (in footer) ---------- */
.cmp-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: #fff;
  border-top: 2px solid var(--blue);
  box-shadow: 0 -6px 24px rgba(20, 28, 46, 0.14);
  z-index: 55;
  padding: 14px 0;
}
.cmp-bar[hidden] { display: none; }
.cmp-inner { display: flex; flex-direction: column; gap: 12px; }
.cmp-text { font-size: 0.9rem; color: var(--ink-soft); margin: 0; }
.cmp-text a { font-weight: 600; }
.cmp-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.cmp-btn {
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid var(--line);
  background: var(--surface-alt);
  color: var(--ink);
  cursor: pointer;
}
.cmp-btn.primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.cmp-btn:hover { transform: translateY(-1px); }
.cmp-panel { margin-top: 6px; border-top: 1px solid var(--line); padding-top: 12px; display: none; }
.cmp-panel.open { display: block; animation: rise 260ms ease both; }
.cmp-cat { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.cmp-cat p { margin: 0; font-size: 0.88rem; color: var(--ink-soft); }
.cmp-cat strong { color: var(--ink); display: block; margin-bottom: 2px; }
.switch { position: relative; width: 44px; height: 24px; flex: none; }
.switch input { opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.switch .track { position: absolute; inset: 0; background: #cbd5e1; border-radius: 999px; transition: background 160ms ease; pointer-events: none; }
.switch .track::before { content: ""; position: absolute; left: 3px; top: 3px; width: 18px; height: 18px; background: #fff; border-radius: 50%; transition: transform 160ms ease; }
.switch input:checked + .track { background: var(--blue); }
.switch input:checked + .track::before { transform: translateX(20px); }
.switch input:disabled + .track { background: var(--blue-soft); opacity: 0.7; }
.cmp-footer-entry { margin-top: 4px; }

/* ---------- Animations ---------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal { animation: rise 500ms ease both; }

/* ---------- Responsive: sm / md / lg ---------- */
@media (min-width: 480px) {
  .cmp-inner { flex-direction: row; align-items: center; justify-content: space-between; }
  .cmp-actions { flex-wrap: nowrap; }
  .pager { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
  .header-inner { align-items: flex-start; flex-wrap: wrap; padding-top: 12px; padding-bottom: 8px; }
  .brand { min-width: 0; font-size: 0.98rem; }
  .header-inner > .top-nav { flex: 1 0 100%; min-width: 0; }
  .top-nav a { padding: 7px 9px; font-size: 0.89rem; }
  .icon-line > span, .footer-contact p { min-width: 0; overflow-wrap: anywhere; }
}

@media (min-width: 768px) {
  body { font-size: 18px; }
  h1 { font-size: 2.2rem; }
  .hero h1 { font-size: 2.6rem; }
  .text-grid { grid-template-columns: repeat(2, 1fr); }
  .term-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; }
  .contact-grid { grid-template-columns: 3fr 2fr; }
  .section + .section { margin-top: 30px; }
}

@media (min-width: 1024px) {
  .layout { flex-direction: row; align-items: flex-start; }
  .side-index {
    flex: 0 0 248px;
    position: sticky;
    top: 84px;
    max-height: calc(100dvh - 104px);
    overflow-y: auto;
  }
  .side-index nav ul { flex-direction: column; flex-wrap: nowrap; }
  .side-index nav a { border-radius: var(--radius-sm); }
  .main-col { flex: 1 1 auto; }
  .hero-inner { padding: 74px 0 78px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto; }
  .btn:hover, .text-card:hover, .cmp-btn:hover { transform: none; }
}