:root {
  font-family: "Noto Sans KR", system-ui, sans-serif;
  color: #0d1b36;
  background: #fbfbf8;
  font-synthesis: none;
  --ink: #0d1b36;
  --muted: #546177;
  --line: #ccd3dc;
  --line-dark: #aeb8c5;
  --blue: #1864db;
  --blue-soft: #edf5ff;
  --mint: #dff5ee;
  --paper: #fbfbf8;
  --white: #ffffff;
  --max: 1392px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

button, input { font: inherit; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
.home-v2 [hidden] { display: none !important; }
.home-v2 .icon-button i { font-size: 23px; }

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(24, 100, 219, 0.28);
  outline-offset: 3px;
}

.site-shell { width: min(100%, 1540px); margin: 0 auto; background: var(--paper); }

.site-header {
  width: calc(100% - 96px);
  max-width: var(--max);
  min-height: 104px;
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(300px, 1fr) auto auto;
  align-items: center;
  gap: 28px;
  position: relative;
  z-index: 20;
}

.brand { display: inline-flex; flex-direction: column; gap: 4px; width: fit-content; }
.brand strong { font-size: 27px; letter-spacing: -0.04em; line-height: 1.1; }
.brand span { font-size: 13px; color: #263650; letter-spacing: -0.02em; }

.main-nav { display: flex; align-items: center; gap: clamp(22px, 2.7vw, 45px); }
.main-nav a { font-size: 15px; font-weight: 500; padding: 14px 0; white-space: nowrap; position: relative; }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 7px; height: 1px; background: var(--blue); transition: right 160ms ease; }
.main-nav a:hover::after { right: 0; }

.header-actions { display: flex; gap: 6px; }
.icon-button { width: 42px; height: 42px; border: 0; background: transparent; display: inline-grid; place-items: center; cursor: pointer; }
.icon-button:hover { background: var(--blue-soft); }
.menu-toggle { display: none; }

.search-panel {
  position: absolute;
  top: 84px;
  right: 0;
  width: min(420px, 100%);
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line-dark);
  box-shadow: 0 18px 35px rgba(13, 27, 54, 0.09);
}
.search-panel label { display: block; margin-bottom: 10px; font-size: 12px; font-family: "IBM Plex Mono", monospace; color: var(--blue); letter-spacing: 0.08em; }
.search-panel div { display: flex; align-items: center; border-bottom: 1px solid var(--ink); gap: 8px; }
.search-panel input { width: 100%; border: 0; background: transparent; padding: 12px 2px; outline: 0; color: var(--ink); }

main { width: calc(100% - 96px); max-width: var(--max); margin: 0 auto; }

.featured {
  min-height: 530px;
  display: grid;
  grid-template-columns: minmax(380px, 1.05fr) minmax(440px, 1.12fr) minmax(240px, 0.62fr);
  gap: 46px;
  align-items: start;
  padding: 43px 0 30px;
  border-bottom: 1px solid var(--line);
}

.micro-label {
  font: 500 11px/1.4 "IBM Plex Mono", monospace;
  letter-spacing: 0.09em;
  color: var(--blue);
  margin: 0 0 34px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 14px;
}
.micro-label span { width: 8px; height: 8px; background: var(--blue); border-radius: 50%; }

.featured-copy h1 { font-size: clamp(36px, 3vw, 44px); letter-spacing: -0.055em; line-height: 1.2; margin: 0; word-break: keep-all; }
.featured-summary { max-width: 510px; margin: 36px 0 58px; color: #34425a; font-size: 16px; line-height: 1.85; word-break: keep-all; }

.text-link { display: inline-flex; align-items: center; gap: 14px; color: var(--blue); font-weight: 700; font-size: 14px; border: 0; background: transparent; padding: 0 0 9px; border-bottom: 1px solid var(--blue); cursor: pointer; width: fit-content; }
.home-v2 .text-link::after { content: none; }
.text-link svg { transition: transform 160ms ease; }
.text-link:hover svg { transform: translateX(4px); }

.featured-image { margin: 0; position: relative; min-width: 0; }
.featured-image::before,
.featured-image::after { content: "+"; position: absolute; color: #7d8ba0; font: 12px "IBM Plex Mono", monospace; z-index: 2; }
.featured-image::before { top: -9px; left: -20px; }
.featured-image::after { bottom: -12px; right: -18px; }
.featured-image img { width: 100%; height: 445px; object-fit: cover; object-position: center; display: block; border: 1px solid #bac5d2; }
.featured-image figcaption { position: absolute; top: 18px; right: 20px; color: var(--blue); font: 500 11px "IBM Plex Mono", monospace; letter-spacing: 0.08em; }
.featured-image { box-shadow: 18px 18px 0 var(--mint); }

.featured-meta { align-self: start; display: grid; align-content: start; padding-top: 4px; }
.featured-meta div { padding: 20px 0 22px; border-bottom: 1px solid var(--line); }
.featured-meta div:first-child { padding-top: 0; }
.featured-meta span { display: block; margin-bottom: 12px; color: var(--blue); font: 500 10px "IBM Plex Mono", monospace; letter-spacing: 0.09em; }
.featured-meta strong { font-size: 14px; line-height: 1.65; display: block; font-weight: 500; word-break: keep-all; }

.weekly-section { display: grid; grid-template-columns: 260px 1fr; gap: 52px; padding: 40px 0 20px; border-bottom: 1px solid var(--line); }
.section-intro .micro-label { margin-bottom: 20px; }
.section-intro h2, .content-section h2, .guide-section h2, .about-section h2 { font-size: 28px; letter-spacing: -0.045em; margin: 0 0 20px; }
.section-intro > p:not(.micro-label) { font-size: 14px; line-height: 1.75; color: var(--muted); margin-bottom: 34px; }

.question-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.question-item { position: relative; padding: 2px 34px 0; border-left: 1px solid var(--line); min-width: 0; }
.question-number { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 14px; color: var(--blue); font: 500 11px "IBM Plex Mono", monospace; margin-bottom: 27px; }
.question-number i { height: 1px; background: var(--line); }
.question-icon { color: #47718e; background: var(--mint); border-radius: 50%; padding: 7px; box-sizing: content-box; margin-bottom: 8px; display: grid; place-items: center; width: 34px; height: 34px; font-size: 34px; }
.question-eyebrow { font-size: 19px !important; color: var(--ink) !important; font-weight: 700; margin: 0 0 2px !important; }
.question-item h3 { font-size: 14px; line-height: 1.55; margin: 0 0 10px; letter-spacing: -0.025em; word-break: keep-all; }
.question-item > p:not(.question-eyebrow) { color: var(--muted); font-size: 12px; line-height: 1.65; margin: 0 0 12px; word-break: keep-all; min-height: 44px; }

.ad-slot { height: 72px; margin: 32px 0 76px; border: 1px solid var(--line-dark); display: grid; place-items: center; color: #8b96a5; font: 500 11px "IBM Plex Mono", monospace; letter-spacing: 0.08em; }

.content-section { padding: 0 0 78px; border-bottom: 1px solid var(--line); }
.topic-section { padding-top: 72px; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 28px; }
.section-heading .micro-label { margin-bottom: 10px; }
.section-heading h2 { margin: 0; }
.company-list { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.company-item { padding: 30px 28px; border-left: 1px solid var(--line); min-height: 244px; display: flex; flex-direction: column; transition: background 150ms ease; }
.company-item:first-child { border-left: 0; }
.company-item:hover { background: var(--blue-soft); }
.company-item > span { color: var(--blue); font: 500 10px "IBM Plex Mono", monospace; letter-spacing: 0.07em; }
.company-item h3 { font-size: 25px; margin: 22px 0 10px; letter-spacing: -0.04em; }
.home-v2 .company-item h3 { font-size: 19px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.company-item p { font-size: 13px; color: var(--muted); line-height: 1.65; margin: 0; }
.home-v2 .company-item p { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.company-item footer { margin-top: auto; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 18px; }
.company-item small { font: 500 10px "IBM Plex Mono", monospace; color: #5f6b7d; }
.loading-card { grid-column: 1 / -1; min-height: 180px; display: grid; place-items: center; color: var(--muted); border: 1px solid var(--line); }

.guide-section { display: grid; grid-template-columns: 0.75fr 1.25fr; gap: 80px; padding: 78px 0; border-bottom: 1px solid var(--line); }
.guide-section .micro-label { margin-bottom: 14px; }
.guide-section > div > p:not(.micro-label) { color: var(--muted); line-height: 1.8; }
.guide-section ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.guide-section li { display: grid; grid-template-columns: 54px 1fr; gap: 18px; align-items: center; border-bottom: 1px solid var(--line); }
.guide-section li > span { color: var(--blue); font: 500 11px "IBM Plex Mono", monospace; }
.guide-section li a { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 14px; font-size: 16px; font-weight: 500; }

.portfolio-note { display: flex; gap: 40px; padding: 25px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.portfolio-note span { color: var(--blue); font: 500 10px "IBM Plex Mono", monospace; letter-spacing: 0.08em; white-space: nowrap; }
.portfolio-note p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }

.about-section { display: grid; grid-template-columns: 1fr 0.8fr; gap: 90px; padding: 80px 0; }
.about-section .micro-label { margin-bottom: 14px; }
.about-section > div > p:not(.micro-label) { color: var(--muted); line-height: 1.85; max-width: 670px; }
.newsletter { border-left: 1px solid var(--line); padding-left: 48px; }
.newsletter label { font-size: 20px; font-weight: 700; }
.newsletter > p { font-size: 13px; color: var(--muted); line-height: 1.6; }
.email-row { display: flex; margin-top: 22px; border-bottom: 1px solid var(--ink); }
.email-row input { flex: 1; border: 0; background: transparent; padding: 13px 0; outline: 0; min-width: 0; }
.email-row button, .primary-button { border: 0; background: var(--ink); color: white; padding: 12px 18px; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 10px; }
.success-message { display: flex; gap: 10px; align-items: center; color: #177253; margin-top: 22px; font-size: 13px; line-height: 1.5; }

.site-footer { width: calc(100% - 96px); max-width: var(--max); margin: 0 auto; border-top: 1px solid var(--ink); padding: 28px 0 42px; display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.site-footer strong { font-size: 18px; }
.site-footer nav { display: flex; gap: 24px; font-size: 12px; }
.site-footer small { grid-column: 1 / -1; font: 500 10px "IBM Plex Mono", monospace; color: var(--muted); }

.drawer-backdrop { position: fixed; inset: 0; background: rgba(13, 27, 54, 0.24); z-index: 50; display: flex; justify-content: flex-end; }
.research-drawer { width: min(460px, 100%); height: 100%; background: var(--paper); padding: 70px 44px; position: relative; box-shadow: -24px 0 55px rgba(13, 27, 54, 0.12); }
.drawer-close { position: absolute; top: 20px; right: 20px; }
.research-drawer .micro-label { margin-bottom: 28px; }
.research-drawer h2 { font-size: 34px; line-height: 1.35; letter-spacing: -0.05em; word-break: keep-all; }
.research-drawer > p:not(.micro-label) { color: var(--muted); line-height: 1.8; }
.research-drawer dl { margin: 42px 0; border-top: 1px solid var(--line); }
.research-drawer dl div { display: grid; grid-template-columns: 95px 1fr; padding: 18px 0; border-bottom: 1px solid var(--line); }
.research-drawer dt { color: var(--blue); font: 500 10px "IBM Plex Mono", monospace; }
.research-drawer dd { margin: 0; font-size: 13px; }

@media (max-width: 1180px) {
  .site-header, main, .site-footer { width: calc(100% - 56px); }
  .site-header { grid-template-columns: 1fr auto; }
  .main-nav { grid-column: 1 / -1; grid-row: 2; justify-content: space-between; border-top: 1px solid var(--line); padding: 5px 0; }
  .header-actions { grid-column: 2; grid-row: 1; }
  .featured { grid-template-columns: 0.9fr 1.1fr; }
  .featured-meta { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); }
  .featured-meta div { padding: 18px 14px; border-right: 1px solid var(--line); }
  .featured-meta div:first-child { padding-top: 18px; }
  .featured-meta div:last-child { border-right: 0; }
  .weekly-section { grid-template-columns: 220px 1fr; gap: 30px; }
}

@media (max-width: 820px) {
  .site-header, main, .site-footer { width: calc(100% - 36px); }
  .site-header { min-height: 80px; grid-template-columns: 1fr auto; }
  .brand strong { font-size: 21px; }
  .brand span { display: none; }
  .menu-toggle { display: inline-grid; }
  .main-nav { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--paper); border: 1px solid var(--line-dark); padding: 10px 20px 20px; }
  .main-nav.is-open { display: grid; }
  .main-nav a { border-bottom: 1px solid var(--line); }
  .search-panel { top: 72px; width: 100%; }
  .featured { grid-template-columns: 1fr; gap: 32px; padding-top: 38px; }
  .featured-copy h1 { font-size: clamp(38px, 11vw, 56px); }
  .featured-summary { margin: 26px 0 34px; }
  .featured-image { box-shadow: 10px 10px 0 var(--mint); }
  .featured-image img { height: min(72vw, 470px); }
  .featured-meta { grid-column: 1; grid-template-columns: 1fr 1fr; }
  .featured-meta div { border-right: 0; padding: 16px 0; }
  .weekly-section { grid-template-columns: 1fr; }
  .section-intro { display: grid; }
  .section-intro .text-link { margin-bottom: 10px; }
  .question-grid { grid-template-columns: 1fr; }
  .question-item { border-left: 0; border-top: 1px solid var(--line); padding: 26px 0; }
  .question-item > p:not(.question-eyebrow) { min-height: 0; }
  .company-list { grid-template-columns: 1fr 1fr; }
  .company-item:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .company-item:nth-child(4) { border-top: 1px solid var(--line); }
  .guide-section, .about-section { grid-template-columns: 1fr; gap: 42px; }
  .newsletter { border-left: 0; border-top: 1px solid var(--line); padding: 36px 0 0; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
  .site-footer small { grid-column: 1; }
}

@media (max-width: 520px) {
  .site-header, main, .site-footer { width: calc(100% - 28px); }
  .featured { min-height: auto; }
  .featured-copy h1 { font-size: 39px; line-height: 1.2; }
  .featured-copy h1 br { display: none; }
  .featured-meta { grid-template-columns: 1fr; }
  .featured-meta div { padding: 15px 0; }
  .question-grid, .company-list { grid-template-columns: 1fr; }
  .company-item, .company-item:nth-child(2), .company-item:nth-child(4) { border-left: 0; border-top: 1px solid var(--line); }
  .section-heading { align-items: flex-start; gap: 22px; flex-direction: column; }
  .guide-section { padding: 58px 0; }
  .portfolio-note { flex-direction: column; gap: 8px; }
  .email-row { flex-direction: column; border: 0; gap: 10px; }
  .email-row input { border-bottom: 1px solid var(--ink); }
  .research-drawer { padding: 62px 25px; }
  .research-drawer h2 { font-size: 29px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}