/* ============================================================
   The Street Speaks — 금융 영어 리서치 노트
   컨셉: 셀사이드 리서치 리포트 × 형광펜 학습
   ============================================================ */

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable.min.css');
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --paper: #FBFAF6;
  --ink: #101D31;
  --ink-soft: #52607A;
  --line: #E3E0D5;
  --line-strong: #101D31;
  --hi: #FFE24D;        /* 형광펜 */
  --hi-soft: #FFF4BC;
  --up: #0B7A4B;
  --down: #BE3A2B;
  --mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
  --sans: 'Pretendard Variable', Pretendard, -apple-system, 'Apple SD Gothic Neo',
          'Noto Sans KR', 'Segoe UI', sans-serif;
  --wrap: 1040px;
  --col: 680px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  word-break: keep-all;
}

a { color: inherit; }
a:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* ---------- 헤더 ---------- */
.site-header { border-bottom: 1.5px solid var(--line-strong); background: var(--paper); }
.header-inner {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; padding: 18px 20px;
}
.brand { text-decoration: none; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.brand-name {
  font-family: var(--mono); font-weight: 600; font-size: 15px;
  letter-spacing: 0.14em;
}
.brand-name .tick-dollar { background: var(--hi); padding: 0 3px; }
.brand-sub { font-size: 12.5px; color: var(--ink-soft); letter-spacing: 0.02em; }
.site-nav { display: flex; gap: 18px; font-size: 14px; }
.site-nav a { text-decoration: none; color: var(--ink-soft); }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); border-bottom: 2px solid var(--hi); }

/* ---------- 표현 티커 ---------- */
.ticker {
  border-bottom: 1px solid var(--line);
  overflow: hidden; white-space: nowrap;
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em;
  color: var(--ink-soft); background: #FFFFFF;
}
.ticker-track { display: inline-block; padding: 8px 0; animation: ticker 42s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-item { margin-right: 34px; }
.ticker .up { color: var(--up); }
.ticker .down { color: var(--down); }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 홈 히어로 ---------- */
.hero { padding: 72px 0 56px; border-bottom: 1px solid var(--line); }
.hero .kicker {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.16em;
  color: var(--ink-soft); margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(30px, 5.4vw, 52px); line-height: 1.22;
  font-weight: 800; letter-spacing: -0.015em; max-width: 21ch;
}
.hero h1 mark { background: linear-gradient(transparent 55%, var(--hi) 55%); color: inherit; padding: 0 2px; }
.hero .lede { margin-top: 22px; max-width: 58ch; color: var(--ink-soft); font-size: 18px; }

/* ---------- 글 목록 ---------- */
.report-list { padding: 44px 0 72px; }
.list-label {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.16em;
  color: var(--ink-soft); padding-bottom: 12px; border-bottom: 1.5px solid var(--line-strong);
  margin-bottom: 4px;
}
.report-item { display: block; text-decoration: none; padding: 26px 0; border-bottom: 1px solid var(--line); }
.report-item:hover .report-item-title { background: linear-gradient(transparent 60%, var(--hi-soft) 60%); }
.report-item-meta {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em;
  color: var(--ink-soft); display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 10px;
}
.report-item-meta .cat { color: var(--up); font-weight: 500; }
.report-item-title { font-size: 24px; font-weight: 800; line-height: 1.35; display: inline; }
.report-item-thesis { margin-top: 10px; color: var(--ink-soft); max-width: 62ch; }

/* ---------- 아티클 ---------- */
.article-wrap { max-width: var(--col); margin: 0 auto; padding: 52px 20px 72px; }

.report-head { border: 1.5px solid var(--line-strong); background: #FFFFFF; margin-bottom: 40px; }
.report-head-top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 18px; border-bottom: 1px solid var(--line); flex-wrap: wrap;
}
.report-tick {
  font-family: var(--mono); font-weight: 600; font-size: 15px; letter-spacing: 0.08em;
  background: var(--hi); padding: 3px 8px;
}
.report-cat { font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; color: var(--ink-soft); }
.report-meta {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  border-bottom: 1px solid var(--line);
}
.report-meta > div { padding: 12px 18px; border-right: 1px solid var(--line); }
.report-meta > div:last-child { border-right: 0; }
.report-meta dt { font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; color: var(--ink-soft); }
.report-meta dd { font-size: 14px; font-weight: 600; margin-top: 4px; }
.report-thesis { padding: 16px 18px; font-size: 15.5px; color: var(--ink-soft); }
.report-thesis strong { color: var(--ink); }

.article h1 {
  font-size: clamp(28px, 4.6vw, 40px); line-height: 1.28; font-weight: 800;
  letter-spacing: -0.01em; margin-bottom: 14px;
}
.byline {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.06em;
  color: var(--ink-soft); margin-bottom: 36px; display: flex; gap: 14px; flex-wrap: wrap;
}
.article h2 {
  font-size: 23px; font-weight: 800; margin: 52px 0 16px;
  padding-top: 26px; border-top: 1.5px solid var(--line-strong);
}
.article h3 { font-size: 18px; font-weight: 700; margin: 34px 0 10px; }
.article p { margin: 16px 0; }
.article ul, .article ol { margin: 16px 0 16px 22px; }
.article li { margin: 8px 0; }
.article mark {
  background: linear-gradient(transparent 55%, var(--hi) 55%);
  color: inherit; padding: 0 2px; font-weight: 600;
}
.article .en { font-family: var(--mono); font-size: 0.94em; }

/* 예문 카드 */
.ex {
  border-left: 3px solid var(--ink); background: #FFFFFF;
  border-top: 1px solid var(--line); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 18px 20px; margin: 24px 0;
}
.ex-en { font-family: var(--mono); font-size: 15px; line-height: 1.7; }
.ex-en mark { background: var(--hi); font-weight: 600; padding: 0 2px; }
.ex-ko { margin-top: 10px; color: var(--ink-soft); font-size: 15.5px; }
.ex figcaption { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line); font-size: 15px; }
.ex-src { margin-top: 8px; font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; color: var(--ink-soft); }

/* 미니 체크 */
.quiz { border: 1.5px solid var(--line-strong); padding: 20px; margin: 30px 0; background: var(--hi-soft); }
.quiz-label { font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; margin-bottom: 10px; }
.quiz details { margin-top: 12px; }
.quiz summary { cursor: pointer; font-weight: 700; font-size: 15px; }
.quiz details p { margin-top: 8px; font-size: 15.5px; }

/* 앱 CTA */
.cta { border: 1.5px solid var(--line-strong); background: var(--ink); color: var(--paper); padding: 24px; margin: 48px 0 8px; }
.cta-label { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.16em; color: var(--hi); margin-bottom: 10px; }
.cta p { font-size: 16px; }
.cta a {
  display: inline-block; margin-top: 14px; text-decoration: none;
  font-family: var(--mono); font-size: 14px; font-weight: 600;
  background: var(--hi); color: var(--ink); padding: 10px 16px;
}
.cta a:hover { background: #FFEC80; }

/* 관련 글 */
.related { margin-top: 40px; padding-top: 18px; border-top: 1.5px solid var(--line-strong); }
.related .list-label { border-bottom: 0; margin-bottom: 8px; padding-bottom: 0; }
.related a { font-weight: 700; }

/* ---------- 정적 페이지 ---------- */
.page-wrap { max-width: var(--col); margin: 0 auto; padding: 56px 20px 72px; }
.page-wrap h1 { font-size: 32px; font-weight: 800; margin-bottom: 26px; }
.page-wrap h2 { font-size: 21px; font-weight: 800; margin: 40px 0 12px; }
.page-wrap p, .page-wrap li { color: var(--ink); }
.page-wrap p { margin: 14px 0; }
.page-wrap ul, .page-wrap ol { margin: 14px 0 14px 22px; }
.page-wrap li { margin: 6px 0; }
.cred {
  font-family: var(--mono); font-size: 13px; letter-spacing: 0.04em;
  border: 1px solid var(--line); background: #FFFFFF; padding: 14px 16px; margin: 18px 0;
}

/* ---------- 404 ---------- */
.notfound { text-align: center; padding: 120px 20px; }
.notfound .code { font-family: var(--mono); font-size: 60px; font-weight: 600; }
.notfound .code mark { background: var(--hi); padding: 0 10px; }
.notfound p { margin-top: 16px; color: var(--ink-soft); }
.notfound a { font-weight: 700; }

/* ---------- 푸터 ---------- */
.site-footer { border-top: 1.5px solid var(--line-strong); margin-top: 40px; }
.footer-inner { padding: 30px 20px 40px; display: flex; flex-direction: column; gap: 14px; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; font-size: 14px; }
.footer-links a { color: var(--ink-soft); text-decoration: none; }
.footer-links a:hover { color: var(--ink); }
.footer-note { font-size: 13px; color: var(--ink-soft); max-width: 72ch; }
.footer-copy { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; color: var(--ink-soft); }

@media (max-width: 640px) {
  body { font-size: 16px; }
  .header-inner { flex-direction: column; gap: 8px; align-items: flex-start; }
  .report-meta { grid-template-columns: repeat(2, 1fr); }
  .report-meta > div:nth-child(2n) { border-right: 0; }
  .report-meta > div { border-bottom: 1px solid var(--line); }
  .hero { padding: 52px 0 40px; }
}