/* ===== Design tokens (기본 간격/크기 규칙) ===== */
:root {
  /* 8pt-ish scale (4/8/12/16/24/32/48/64/80) */
  --s-1: 4px;
  --s0: 8px;
  --s1: 12px;
  --s2: 16px;
  --s3: 24px;
  --s4: 32px;
  --s5: 48px;
  --s6: 64px;
  --s7: 80px;

  /* fullscreen 16-column stretch grid (gutter 20, margin 32) */
  --grid-columns: 16;
  --grid-gutter: 20px;
  --grid-margin: 32px;
  --container: 100%;
  --gutter: var(--grid-margin);
  --prose: 70ch;
  --project-prose-max: 840px;
  --project-hero-max: 100%;
  --project-main-max: var(--project-prose-max);
  --project-toc-width: 216px;
  --project-toc-gap: 128px;
  --project-detail-max: calc(var(--project-main-max) + var(--project-toc-width) + var(--project-toc-gap));
  --radius: 12px;
  --border: rgba(20, 20, 20, 0.12);

  /* color */
  --bg: #ffffff;
  --bg-2: #fafafa;
  /* fafafa */
  --bg-3: #ffffff;
  /* f2f2f2 */
  --page-bg: var(--bg-3);
  --card-bg: var(--bg);
  --card-blend-rgb: 255, 255, 255;
  --surface: rgba(255, 255, 255, 0.86);
  --ink: #1a1a1a;
  --muted: rgba(26, 26, 26, 0.62);
  --caption-muted: rgba(26, 26, 26, 0.52);
  --muted-hero: rgba(26, 26, 26, 0.48);
  --accent: #1a1a1a;
  --accent-soft: rgba(26, 26, 26, 0.08);
  --hero-serif: #1a1a1a;
  --chip-bg: #e2e2e2;
  --chip-text: #17191d;
  --type-chip-bg: #e2e2e2;
  --type-chip-text: #17191d;
  --shadow-soft: 0 1px 2px rgba(15, 23, 42, 0.05),
    0 6px 18px rgba(15, 23, 42, 0.06);
  --shadow-hover: 0 4px 10px rgba(15, 23, 42, 0.08),
    0 14px 30px rgba(15, 23, 42, 0.1);
  --card-hover-fill: #e8d8aa;
  --card-hover-text: #17191d;

  /* typography */
  --text: 16px;
  --lh: 1.7;
  --font-body-en: "Inter", Helvetica, sans-serif;
  --font-display-en: "Inter", Helvetica, sans-serif;
  --font-accent-en: "IBM Plex Serif", "Times New Roman", serif;
  --font-body-ko: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", "IBM Plex Sans", sans-serif;
  --font-display-ko: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", "IBM Plex Sans", sans-serif;
  --font-accent-ko: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", serif;
  --font-body: var(--font-body-en);
  --font-display: var(--font-display-en);
  --font-accent: var(--font-accent-en);
  --card-title-min: 1.0rem;
  --card-title-max: 1.4rem;
  --card-chip-font-min: 0.80rem;
  --card-chip-font-max: 1rem;
}

:root[data-theme="dark"] {
  --bg: #121212;
  --bg-2: #181818;
  --bg-3: #1f1f1f;
  --page-bg: var(--bg);
  --card-bg: var(--bg-2);
  --card-blend-rgb: 24, 24, 24;
  --surface: rgba(18, 18, 18, 0.78);
  --ink: #efefec;
  --muted: rgba(239, 239, 236, 0.66);
  --caption-muted: rgba(239, 239, 236, 0.58);
  --muted-hero: rgba(239, 239, 236, 0.58);
  --accent: #efefec;
  --accent-soft: rgba(239, 239, 236, 0.12);
  --hero-serif: #efefec;
  --chip-bg: #2b2f35;
  --chip-text: #d5d5d5;
  --type-chip-bg: #2b2f35;
  --type-chip-text: #d5d5d5;
  --border: rgba(239, 239, 236, 0.14);
  --shadow-soft: 0 1px 2px rgba(0, 0, 0, 0.18),
    0 6px 16px rgba(0, 0, 0, 0.2);
  --shadow-hover: 0 4px 10px rgba(0, 0, 0, 0.28),
    0 14px 24px rgba(0, 0, 0, 0.3);
  --card-hover-fill: #2a3240;
  --card-hover-text: #f3f5f8;
}

/* ===== Minimal modern reset ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: var(--text);
  overflow-y: scroll;
}

body {
  margin: 0;
  line-height: var(--lh);
  -webkit-font-smoothing: antialiased;
  font-family: var(--font-body);
  word-break: keep-all;
  overflow-wrap: break-word;
  background: var(--page-bg);
  color: var(--ink);
  transition: background-color 220ms ease, color 220ms ease;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ===== Global layout ===== */
.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: var(--gutter);
  top: var(--gutter);
  width: auto;
  height: auto;
  padding: var(--s1) var(--s2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-2);
  z-index: 9999;
}

.container {
  width: min(var(--container), 100%);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.site-header {
  border: 0 !important;
  border-bottom: 0 !important;
  box-shadow: none !important;
  background: transparent;
  backdrop-filter: none;
}

.site-header .container {
  width: 100%;
  padding-inline: max(var(--gutter),
      min(48px,
        calc(((100vw - var(--container)) / 2) + var(--gutter))));
  border: 0 !important;
  border-bottom: 0 !important;
  box-shadow: none !important;
}

.site-main {
  padding-block: var(--s5) var(--s6);
}

.site-footer {
  border-top: 0;
  padding-block: var(--s3);
  color: var(--muted);
  text-align: center;
}

.nav {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  column-gap: var(--s2);
  padding-block: 18px;
}

.brand-area {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
}

.nav-controls {
  display: inline-flex;
  align-items: flex-end;
  gap: 0;
  justify-self: end;
  color: var(--muted);
}

.nav-controls>*+* {
  position: relative;
  margin-left: 10px;
  padding-left: 10px;
}

.nav-controls>*+*::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 9px;
  background: color-mix(in srgb, var(--muted) 32%, transparent);
  transform: translateY(-50%);
}

.nav .links {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  justify-self: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.04em;
  font-size: 1.25rem;
  line-height: 1;
  text-decoration: none;
}

.brand-logo {
  height: 1.3rem;
  object-fit: contain;
  object-position: center;
  flex: 0 0 auto;
  transform: translateY(0px);
  margin-right: 0.04em;
  transition: filter 220ms ease;
}

:root[data-theme="dark"] .brand-logo {
  filter: brightness(0) invert(1);
}

.nav .links a {
  font-size: 1.25rem;
  color: var(--muted);
  font-weight: 400;
}

.nav .links a:hover {
  color: var(--ink);
}

.nav .links a.is-active {
  color: var(--ink);
  font-weight: 400;
}

.theme-toggle {
  position: relative;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  opacity: 0.82;
  transition: color 180ms ease, opacity 180ms ease;
}

.theme-toggle:hover {
  color: var(--ink);
  opacity: 1;
}

.theme-toggle:active {
  opacity: 0.92;
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 4px;
  border-radius: 2px;
}

.theme-toggle__icon {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 21px;
  height: 21px;
  line-height: 0;
  transition: opacity 180ms ease, transform 180ms ease;
}

.theme-toggle__icon svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.85;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-toggle__icon--sun {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1) rotate(0deg);
}

.theme-toggle__icon--moon {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.72) rotate(-18deg);
}

:root[data-theme="dark"] .theme-toggle__icon--sun {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.72) rotate(18deg);
}

:root[data-theme="dark"] .theme-toggle__icon--moon {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1) rotate(0deg);
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0;
  line-height: 1;
}

.lang-toggle__btn {
  position: relative;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.25rem;
  font-weight: 400;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  min-width: auto;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  padding: 0;
  cursor: pointer;
  opacity: 0.74;
  transition: color 180ms ease, opacity 180ms ease;
}

.lang-toggle__btn:hover {
  color: var(--ink);
  opacity: 1;
}

.lang-toggle__btn+.lang-toggle__btn {
  margin-left: 10px;
  padding-left: 0;
}

.lang-toggle__btn+.lang-toggle__btn::before {
  content: "/";
  display: inline-block;
  margin-right: 10px;
  color: var(--muted);
  opacity: 0.78;
}

.lang-toggle__btn.is-active {
  color: var(--ink);
  opacity: 1;
}

.lang-toggle__btn:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 4px;
  border-radius: 2px;
}

.is-hidden-by-lang {
  display: none !important;
}

/* ===== Typography Token (언어별 타이포그래피 세부 설정) ===== */
/* 이 곳에서 영문과 국문의 폰트 굵기, 행간, 자간을 한 번에 제어합니다. */

/* 1. 영문(기본) 설정 */
[data-content-lang="en"] {
  --content-font-body: var(--font-body-en);
  --content-font-display: var(--font-display-en);
  --content-font-accent: var(--font-accent-en);

  /* Hero: 가벼운 느낌의 기본 설정 */
  --type-hero-intro-weight: 500;
  --type-hero-intro-lh: 1.15;
  --type-hero-intro-ls: -0.04em;

  --type-hero-serif-style: italic;
  --type-hero-serif-font: var(--font-accent);

  /* Hero Note: 기본 넓이/자간 */
  --type-hero-note-lh: 1.7;
  --type-hero-note-ls: normal;

  /* 카드 제목: 단단한 느낌 */
  --type-card-title-weight: 600;
  --type-card-title-lh: 1.4;
  --type-card-title-ls: -0.02em;

  /* 카드 부가 정보: 가독성 위주 */
  --type-card-meta-lh: 1.45;
  --type-card-meta-ls: -0.006em;

  /* 일반 텍스트 본문: 충분한 행간 */
  --type-prose-weight: 400;
  --type-prose-lh: 1.72;
  --type-prose-ls: -0.004em;
  --project-md-font-body: var(--content-font-body);
  --project-md-font-display: var(--content-font-display);
  --project-md-font-accent: var(--content-font-accent);
  --project-md-shell-size: clamp(1.2rem, 0.45vw + 1.04rem, 1.32rem);
  --project-md-body-weight: 400;
  --project-md-body-size: 1.2rem;
  --project-md-body-lh: 1.7;
  --project-md-body-ls: -0.01em;
  --project-md-list-weight: 400;
  --project-md-list-size: 1.2rem;
  --project-md-list-lh: 1.75;
  --project-md-list-ls: -0.01em;
  --project-md-h1-font: var(--font-accent-en);
  --project-md-h1-style: italic;
  --project-md-h1-weight: 500;
  --project-md-h1-size: clamp(2.2rem, 4vw + 1rem, 3.2rem);
  --project-md-h1-ls: -0.02em;
  --project-md-h2-font: var(--project-md-font-display);
  --project-md-h2-style: normal;
  --project-md-h2-weight: 700;
  --project-md-h2-size: clamp(1.6rem, 2vw + 1rem, 2rem);
  --project-md-h2-ls: -0.025em;
  --project-md-h3-font: var(--project-md-font-display);
  --project-md-h3-weight: 700;
  --project-md-h3-size: clamp(1.4rem, 1vw + 1rem, 1.6rem);
  --project-md-h3-ls: -0.01em;
  --project-md-h4-font: var(--project-md-font-display);
  --project-md-h4-weight: 700;
  --project-md-h4-size: 1.15rem;
  --project-md-blockquote-size: 1.15rem;
  --project-md-blockquote-lh: 1.8;
  --project-md-caption-size: 0.95rem;
  --project-md-caption-lh: 1.5;
  --project-md-caption-ls: -0.01em;
  --project-md-shell-size-mobile: 1.1rem;
  --project-md-body-size-mobile: 1.14rem;
  --project-md-body-lh-mobile: 1.86;
  --project-md-first-body-size-mobile: 1.2rem;
  --project-md-first-body-lh-mobile: 1.88;
}

/* 1-1. 영문 + 다크모드 (밝은 배경 대비 글씨가 굵어보이는 시각적 오차 보정) */
:root[data-theme="dark"] [data-content-lang="en"] {
  --type-hero-intro-weight: 500;
  /* 600 -> 500 */
  --type-card-title-weight: 500;
  /* 600 -> 500 */
  --type-prose-weight: 300;
  --project-md-body-weight: 300;
  --project-md-list-weight: 300;
  /* 400 -> 300 */
}

/* 2. 국문 설정 (영문 설정을 덮어씀) */
[data-content-lang="ko"] {
  --content-font-body: var(--font-body-ko);
  --content-font-display: var(--font-display-ko);
  --content-font-accent: var(--font-accent-ko);

  /* Hero: 국문은 영문 500 굵기와 시각적 균형을 맞추기 위해 620 사용 */
  --type-hero-intro-weight: 500;
  --type-hero-intro-lh: 1.25;
  --type-hero-intro-ls: -0.04em;

  --type-hero-serif-style: normal;
  --type-hero-serif-weight: 500;
  --type-hero-serif-font: var(--content-font-display, var(--font-display));

  /* Hero Note: 국문 가독성을 위해 행간/자간 추가 여유 확보 */
  --type-hero-note-lh: 1.74;
  --type-hero-note-ls: -0.004em;

  /* 카드 제목: 시각적 하이라키를 위해 700 굵기 적용 */
  --type-card-title-weight: 700;
  --type-card-title-lh: 1.4;
  --type-card-title-ls: -0.02em;

  /* 일반 텍스트 본문: 국문 호흡에 맞는 넓은 행간 */
  --type-prose-weight: 400;
  --type-prose-lh: 1.84;
  --type-prose-ls: -0.01em;
  --project-md-font-body: var(--content-font-body);
  --project-md-font-display: var(--content-font-display);
  --project-md-font-accent: var(--content-font-accent);
  --project-md-shell-size: clamp(1.2rem, 0.45vw + 1.04rem, 1.32rem);
  --project-md-body-weight: 400;
  --project-md-body-size: 1.2rem;
  --project-md-body-lh: 1.8;
  --project-md-body-ls: normal;
  --project-md-list-weight: 400;
  --project-md-list-size: 1.2rem;
  --project-md-list-lh: 1.8;
  --project-md-list-ls: normal;
  --project-md-h1-font: var(--font-accent-en);
  --project-md-h1-style: italic;
  --project-md-h1-weight: 500;
  --project-md-h1-size: clamp(2.2rem, 4vw + 1rem, 3.2rem);
  --project-md-h1-ls: -0.02em;
  --project-md-h2-font: var(--project-md-font-display);
  --project-md-h2-style: normal;
  --project-md-h2-weight: 800;
  --project-md-h2-size: clamp(1.6rem, 2vw + 1rem, 2rem);
  --project-md-h2-ls: -0.02em;
  --project-md-h3-font: var(--project-md-font-display);
  --project-md-h3-weight: 700;
  --project-md-h3-size: clamp(1.4rem, 1vw + 1rem, 1.6rem);
  --project-md-h3-ls: -0.01em;
  --project-md-h4-font: var(--project-md-font-display);
  --project-md-h4-weight: 700;
  --project-md-h4-size: 1.15rem;
  --project-md-blockquote-size: 1.15rem;
  --project-md-blockquote-lh: 1.8;
  --project-md-caption-size: 0.95rem;
  --project-md-caption-lh: 1.5;
  --project-md-caption-ls: -0.01em;
  --project-md-shell-size-mobile: 1.1rem;
  --project-md-body-size-mobile: 1.14rem;
  --project-md-body-lh-mobile: 1.86;
  --project-md-first-body-size-mobile: 1.2rem;
  --project-md-first-body-lh-mobile: 1.88;
}

/* 2-1. 국문 + 다크모드 (밝은 배경 대비 글씨가 굵어보이는 시각적 오차 보정) */
:root[data-theme="dark"] [data-content-lang="ko"] {
  --type-hero-intro-weight: 400;
  /* 500 -> 400 */
  --type-card-title-weight: 500;
  /* 600 -> 500 (적절한 중간 단계) */
  --type-prose-weight: 300;
  --project-md-body-weight: 300;
  --project-md-list-weight: 300;
  /* 400 -> 300 */
}

/* 3. 공통 폰트 지정 (기존 유지) */
[data-content-lang] {
  font-family: var(--content-font-body, var(--font-body));
}

[data-content-lang] .title,
[data-content-lang] .project-title,
[data-content-lang] .publication-title {
  font-family: var(--content-font-display, var(--font-display));
}

[data-content-lang] .chip,
[data-content-lang] .tag {
  font-family: var(--font-accent-en);
}

/* content spacing defaults */
.content {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  column-gap: var(--grid-gutter);
}

.content--project {
  padding-inline: var(--grid-margin);
}

.content>* {
  grid-column: 1 / -1;
}

.content>*+* {
  margin-top: var(--s2);
}

.content h2 {
  margin-top: var(--s4);
}

.content h3 {
  margin-top: var(--s3);
}

.prose {
  max-width: var(--prose);
  font-weight: var(--type-prose-weight, inherit);
  line-height: var(--type-prose-lh, inherit);
  letter-spacing: var(--type-prose-ls, inherit);
}

.section-header {
  margin: 0 0 var(--s3);
}

.section-title {
  margin: 0;
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 600;
  font-size: clamp(1.8rem, 2vw + 1rem, 2.6rem);
  letter-spacing: -0.01em;
  text-decoration: none;
}

.section-subtitle {
  margin: var(--s0) 0 0;
  opacity: .75;
}

/* ===== Variants (page.variant) ===== */
.variant-light {
  color: var(--ink);
}

.variant-dark {
  background: var(--bg);
  color: var(--ink);
}

.variant-dark .site-header,
.variant-dark .site-footer {
  border-color: var(--border);
}

.variant-dark .skip-link:focus {
  background: var(--bg-2);
  border-color: var(--border);
}

/* ===== Header styles (page.header_style) ===== */
.header-simple .section-header {
  border: none;
}

.header-split .section-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s3);
  align-items: end;
}

.header-split .section-subtitle {
  text-align: right;
}

/* ===== Home ===== */
.hero {
  display: grid;
  gap: var(--s2);
  padding: 0;
  border: 0;
  box-shadow: none;
  background: transparent;
}

.hero p {
  margin: 0;
  color: var(--muted);
}

.hero-kicker {
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.hero-intro {
  margin: 0;
  max-width: 34ch;
  font-family: var(--content-font-display, var(--font-display));
  font-size: clamp(2.2rem, 5.8vw, 4.0rem);
  /* 언어별 토큰 변수 적용 (기본값 설정) */
  font-weight: var(--type-hero-intro-weight, 500);
  line-height: var(--type-hero-intro-lh, 1.15);
  letter-spacing: var(--type-hero-intro-ls, -0.03em);
  text-wrap: balance;
}

.hero-intro .soft {
  color: var(--muted-hero);
}

.hero-intro .serif {
  font-family: var(--type-hero-serif-font, var(--font-accent));
  font-style: var(--type-hero-serif-style, italic);
  font-weight: var(--type-hero-serif-weight, 400);
  /* 이텔릭/노말 관계없이 400 유지 */
  letter-spacing: -0.01em;
  color: var(--hero-serif);
}

.hero-note {
  margin-top: var(--s2);
  font-size: clamp(1rem, 1.3vw, 1.28rem);
  color: var(--muted);
  line-height: var(--type-hero-note-lh, 1.7);
  letter-spacing: var(--type-hero-note-ls, normal);
}

.section-home .home-hero-group {
  grid-column: 3 / span 12;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--s0);
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.section-block {
  margin-top: var(--s5);
}

.section-block header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--s2);
}

.section-block h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.4rem;
}

.section-home .section-block h2 {
  font-family: var(--font-accent);
  font-style: italic;
  font-weight: 600;
}

.section-block a.more {
  color: var(--muted);
  font-size: 0.95rem;
}

.grid {
  display: grid;
  gap: var(--grid-gutter);
  grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
  align-items: stretch;
}

.grid>.card {
  height: 100%;
  grid-column: span 6;
}

.section-home .grid>.card {
  grid-column: span 4;
}

@media (min-width: 1025px) {
  .section-home .section-block {
    grid-column: 3 / -3;
  }

  .section-home .section-block>.grid {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  }

  .section-home .section-block>.grid>.card {
    grid-column: auto;
  }

  .section-projects .site-main>.container,
  .section-publications .site-main>.container {
    display: grid;
    grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
    column-gap: var(--grid-gutter);
  }

  .section-projects .site-main>.container>.section-header,
  .section-projects .site-main>.container>.content,
  .section-publications .site-main>.container>.section-header,
  .section-publications .site-main>.container>.content {
    grid-column: 3 / -3;
  }

  .section-projects .content .grid,
  .section-publications .content .grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .section-projects .content .grid>.card,
  .section-publications .content .grid>.card {
    grid-column: span 6;
  }

  .content--project>.project-detail {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(var(--grid-columns), minmax(0, 1fr));
    column-gap: var(--grid-gutter);
    align-items: start;
  }

  .project-detail>.project-hero {
    grid-column: 5 / span 8;
  }

  .project-detail>.project-media {
    grid-column: 1 / -1;
  }

  .project-detail>.project-main {
    grid-column: 5 / span 8;
    max-width: none;
    margin-inline: 0;
    justify-items: stretch;
  }

  .project-detail>.project-toc {
    grid-column: 14 / span 3;
  }

  .project-body {
    width: 100%;
    max-width: none;
    margin-inline: 0;
  }

  .project-toc:not([hidden]) {
    display: block;
    position: sticky;
    top: 108px;
    align-self: start;
    max-height: calc(100vh - 132px);
    overflow-y: auto;
  }

  .project-media .video,
  .project-media .gallery {
    width: min(calc((((100vw - (var(--grid-margin) * 2)) - (var(--grid-gutter) * 15)) / 16 * 12) + (var(--grid-gutter) * 11)),
        calc(100vw - (var(--grid-margin) * 2)));
  }
}

@media (max-width: 1024px) {
  :root {
    --grid-columns: 8;
    --grid-gutter: 20px;
  }

  .section-home .home-hero-group {
    grid-column: 1 / -1;
  }

  .grid>.card {
    grid-column: span 4;
  }

}

.card {
  --card-surface: var(--card-bg);
  --card-image-height: 300px;
  --card-blend-lift: 85px;
  --card-blend-band: 85px;
  --card-blend-overlap: 1px;
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--card-surface);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform 220ms cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 220ms cubic-bezier(0.22, 1, 0.36, 1);
  height: 100%;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card-hover-summary {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: flex;
  align-items: stretch;
  justify-content: flex-start;
  padding: var(--s2);
  background: var(--card-hover-fill);
  color: var(--card-hover-text);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.card-hover-summary__content {
  position: relative;
  max-width: 100%;
  width: 100%;
  height: 100%;
  min-height: 0;
  box-sizing: border-box;
  padding-top: 0.3em;
  padding-bottom: 0.15em;
  font-size: clamp(var(--card-title-min), 2.0vw, var(--card-title-max));
  line-height: 1.5;
  font-weight: 400;
  letter-spacing: -0.02em;
  overflow: hidden;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.card-hover-summary__content::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2.4em;
  background: linear-gradient(to bottom, transparent, var(--card-hover-fill) 78%);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.card-hover-summary__content[data-overflowing="true"]::after {
  opacity: 1;
}

.card-hover-summary__content>* {
  margin: 0;
}

.card-hover-summary__content>*+* {
  margin-top: 0.45em;
}

.card-hover-summary__content :where(p, li, strong, em, span, a) {
  color: inherit;
}

.card-hover-summary__content :where(ul, ol) {
  margin: 0;
  padding-left: 1.1em;
}

.card-hover-summary__content :where(li + li) {
  margin-top: 0.15em;
}

.card-hover-summary__content :where(strong) {
  font-weight: 600;
}

.card:hover .card-hover-summary,
.card:focus-visible .card-hover-summary,
.card:focus-within .card-hover-summary {
  opacity: 1;
}

.card:hover .card-hover-summary__content,
.card:focus-visible .card-hover-summary__content,
.card:focus-within .card-hover-summary__content {
  opacity: 1;
  transform: translateY(0);
}

.card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: calc(var(--card-image-height) - var(--card-blend-lift) + var(--card-blend-overlap));
  height: var(--card-blend-band);
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(to bottom,
      rgba(var(--card-blend-rgb), 0) 0%,
      rgba(var(--card-blend-rgb), 0.1) 20%,
      rgba(var(--card-blend-rgb), 0.30) 40%,
      rgba(var(--card-blend-rgb), 0.7) 65%,
      rgba(var(--card-blend-rgb), 0.9) 85%,
      rgba(var(--card-blend-rgb), 1.0) 100%);
}

.card> :not(img):not(.card-hover-summary) {
  position: relative;
  z-index: 2;
  padding-inline: var(--s2);
}

.card>img+ :not(.card-hover-summary) {
  margin-top: 0;
  padding-top: 0;
}

.card> :not(img):not(.card-hover-summary)+ :not(img):not(.card-hover-summary) {
  margin-top: var(--s1);
}

.card-footer {
  margin-top: auto !important;
  padding-top: var(--s2);
  padding-bottom: var(--s2);
  align-self: stretch;
  display: grid;
  gap: var(--s1);
}

.card-footer--chips-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s0);
}

.card .eyebrow {
  font-family: var(--font-body-en);
  /* 언어가 바뀌어도 영문/숫자 전용 폰트 고정 */
  font-size: 0.85rem;
  color: var(--muted);
  line-height: var(--type-card-meta-lh, 1.0);
  letter-spacing: var(--type-card-meta-ls, -0.006em);
}

.card .title {
  font-size: clamp(var(--card-title-min), 2.0vw, var(--card-title-max));
  /* 언어별 토큰 변수 적용 */
  font-weight: var(--type-card-title-weight, 600);
  line-height: var(--type-card-title-lh, 1.25);
  letter-spacing: var(--type-card-title-ls, -0.02em);
}

.section-projects .card .title {
  font-size: clamp(var(--card-title-min), 2.0vw, var(--card-title-max));
  /* 프로젝트 카드에서도 언어별 토큰을 재사용합니다 */
  font-weight: var(--type-card-title-weight, 600);
  line-height: var(--type-card-title-lh, 1.25);
  letter-spacing: var(--type-card-title-ls, -0.03em);
}

.card .meta {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: var(--type-card-meta-lh, 1.45);
  letter-spacing: var(--type-card-meta-ls, -0.006em);
}

.card .summary {
  color: var(--muted);
}

.card img {
  position: relative;
  z-index: 0;
  width: 100%;
  height: var(--card-image-height);
  object-fit: cover;
  border-radius: 0;
  border: 0;
  -webkit-mask-image: none;
  mask-image: none;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.topic-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.type-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
}

.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  color: var(--chip-text);
  border: 0;
  background: var(--chip-bg);
  border-radius: 0px;
  height: auto;
  padding: 0.3em 0.6em;
  padding-top: 0.25em;
  font-size: clamp(var(--card-chip-font-min), 1.6vw, var(--card-chip-font-max));
  line-height: 1.0;
  letter-spacing: -0.02em;
  font-weight: 400;
  font-style: italic;
  font-family: var(--font-accent);
  white-space: nowrap;
}

.chip-type {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  color: var(--type-chip-text);
  border: 0;
  background: var(--type-chip-bg);
  border-radius: 0px;
  height: auto;
  padding: 0.3em 0.6em;
  padding-top: 0.25em;
  font-size: clamp(var(--card-chip-font-min), 1.6vw, var(--card-chip-font-max));
  line-height: 1.0;
  letter-spacing: -0.02em;
  font-weight: 400;
  font-style: italic;
  font-family: var(--font-accent);
  white-space: nowrap;
}

.chip-type:empty,
.card-footer--chips-row>.chip:empty {
  display: none !important;
}

.chip-topic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  border: 0;
  border-radius: 0px;
  height: auto;
  padding: 0.3em 0.6em;
  padding-top: 0.25em;
  font-size: clamp(var(--card-chip-font-min), 1.6vw, var(--card-chip-font-max));
  line-height: 1.0;
  letter-spacing: -0.02em;
  font-weight: 400;
  font-style: italic;
  font-family: var(--font-accent);
  white-space: nowrap;
  color: var(--topic-fg, var(--chip-text));
  background: var(--topic-bg, var(--chip-bg));
}

.chip-topic.topic-ai {
  --topic-fg: #0a66cc;
  --topic-bg: #e6f1ff;
}

.chip-topic.topic-communication {
  --topic-fg: #bf4d00;
  --topic-bg: #ffe8d6;
}

.chip-topic.topic-reflection {
  --topic-fg: #7a3db8;
  --topic-bg: #f1e8ff;
}

.chip-topic.topic-well-being {
  --topic-fg: #0d7a58;
  --topic-bg: #e2f6ef;
}

.chip-topic.topic-creativity-support {
  --topic-fg: #b0177e;
  --topic-bg: #ffe2f4;
}

.chip-topic.topic-ai-transformation {
  --topic-fg: #3f58c8;
  --topic-bg: #e9ecff;
}

.chip-topic.topic-design-practice {
  --topic-fg: #8a5200;
  --topic-bg: #faebd6;
}

.chip-topic.topic-feedback {
  --topic-fg: #006c73;
  --topic-bg: #dff4f5;
}

.chip-topic.topic-personalization {
  --topic-fg: #9b1f63;
  --topic-bg: #ffe4f1;
}

.chip-topic.topic-sleep {
  --topic-fg: #4c56b8;
  --topic-bg: #e8eaff;
}

.chip-topic.topic-system-thinking {
  --topic-fg: #2f6f2f;
  --topic-bg: #e4f2df;
}

.chip-topic.topic-time-management {
  --topic-fg: #9b1b2f;
  --topic-bg: #ffe3e9;
}

:root[data-theme="dark"] .chip-topic.topic-ai {
  --topic-fg: #a9d0ff;
  --topic-bg: #1f3f66;
}

:root[data-theme="dark"] .chip-topic.topic-communication {
  --topic-fg: #ffcca8;
  --topic-bg: #5b3822;
}

:root[data-theme="dark"] .chip-topic.topic-reflection {
  --topic-fg: #debeff;
  --topic-bg: #4a3364;
}

:root[data-theme="dark"] .chip-topic.topic-well-being {
  --topic-fg: #a7ebd1;
  --topic-bg: #234b3d;
}

:root[data-theme="dark"] .chip-topic.topic-creativity-support {
  --topic-fg: #f6c5e6;
  --topic-bg: #5b2b49;
}

:root[data-theme="dark"] .chip-topic.topic-ai-transformation {
  --topic-fg: #c7d2ff;
  --topic-bg: #2b3768;
}

:root[data-theme="dark"] .chip-topic.topic-design-practice {
  --topic-fg: #f2d8af;
  --topic-bg: #584125;
}

:root[data-theme="dark"] .chip-topic.topic-feedback {
  --topic-fg: #a2e8ee;
  --topic-bg: #1f4a4f;
}

:root[data-theme="dark"] .chip-topic.topic-personalization {
  --topic-fg: #f5b9d9;
  --topic-bg: #5a2a45;
}

:root[data-theme="dark"] .chip-topic.topic-sleep {
  --topic-fg: #c6ccff;
  --topic-bg: #2f3563;
}

:root[data-theme="dark"] .chip-topic.topic-system-thinking {
  --topic-fg: #b7e3ba;
  --topic-bg: #2c4a32;
}

:root[data-theme="dark"] .chip-topic.topic-time-management {
  --topic-fg: #ffb8c6;
  --topic-bg: #5a2733;
}

:root[data-theme="dark"] .card img {
  filter: saturate(0.82) contrast(0.95) brightness(0.92);
}

:root[data-theme="dark"] .pill {
  background: rgba(239, 239, 236, 0.14);
}

/* ===== Publications ===== */
.publication-list {
  display: grid;
  gap: var(--s2);
}

.publication-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.publication-card .title {
  font-weight: 600;
}

.publication-card .meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.author-underline {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

/* ===== Projects ===== */
.project-group+.project-group {
  margin-top: var(--s5);
}

.project-group-title {
  margin: 0 0 var(--s2);
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}

/* ===== Publication / Project detail ===== */
.publication,
.project {
  width: 100%;
}

.publication-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 2vw + 1rem, 2.6rem);
  line-height: 1.15;
  margin-bottom: var(--s0);
  text-decoration: none;
}

.project h1 {
  line-height: 1.25;
  text-decoration: none;
}

.publication-meta {
  color: var(--muted);
  margin-top: 0;
}

.project .meta {
  color: var(--muted);
}

.project-toc {
  display: none;
}

.project-toc[hidden] {
  display: none !important;
}

.project-toc-title {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.35;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.project-toc-controls {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  margin: 0 0 16px;
  padding: 0;
  transition: opacity 220ms ease, transform 220ms ease;
}

.project-toc-controls.is-managed {
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
}

.project-toc-controls.is-managed.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.project-toc-controls .lang-toggle__btn {
  height: 28px;
  font-size: 0.84rem;
  letter-spacing: 0.02em;
}

.project-toc-controls .lang-toggle__btn+.lang-toggle__btn {
  margin-left: 8px;
}

.project-toc-controls .lang-toggle__btn+.lang-toggle__btn::before {
  margin-right: 8px;
}

.project-toc-controls .theme-toggle {
  width: 30px;
  height: 30px;
  opacity: 0.9;
}

.project-toc-controls .theme-toggle__icon {
  width: 16px;
  height: 16px;
}



.project-toc-nav {
  display: grid;
  gap: 8px;
}

.project-toc-link {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
  text-decoration: none;
  transition: color 180ms ease;
}

.project-toc-link:hover {
  color: var(--ink);
}

.project-toc-link.is-depth-1 {
  font-weight: 400;
}

.project-toc-link.is-depth-2 {
  padding-left: 10px;
}

.project-toc-link.is-active {
  color: var(--ink);
  font-weight: 600;
}

.project-detail {
  display: grid;
  gap: clamp(40px, 5.4vw, 76px);
  width: 100%;
  margin-inline: auto;
  margin-bottom: 256px;
}

.project-main {
  width: 100%;
  max-width: var(--project-main-max);
  margin-inline: auto;
  display: grid;
  justify-items: start;
}

.project-hero {
  display: grid;
  gap: clamp(16px, 2.4vw, 30px);
  width: 100%;
  max-width: var(--project-hero-max);
  margin-inline: auto;
  justify-items: center;
  text-align: center;
}

.project-title {
  margin: 0;
  width: 100%;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 2.7vw + 1.1rem, 3.1rem);
  line-height: 1.25;
  letter-spacing: -0.035em;
  text-wrap: balance;
  text-align: center;
}

.project-meta-grid {
  display: grid;
  grid-template-columns: 146px minmax(0, 1fr);
  gap: 10px 20px;
  margin-top: 2px;
  align-items: start;
  justify-items: center;
  width: fit-content;
  max-width: 100%;
  margin-inline: auto;
}

.project-meta-item {
  display: contents;
}

.project-meta-label {
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.25;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  font-weight: 600;
  padding-top: 0.25rem;
  text-align: center;
}

.project-meta-value {
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.52;
  word-break: keep-all;
  overflow-wrap: break-word;
  min-width: 0;
  text-align: center;
}

.project-meta-value--chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  justify-content: center;
}

.project-media {
  display: grid;
  gap: var(--s3);
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.project-cover {
  margin: 0;
  border-radius: 0;
  overflow: hidden;
  border: 0;
  background: var(--bg);
}

.project-cover img {
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
}

.project-media .video,
.project-media .gallery {
  width: min(var(--project-detail-max), calc(100% - (var(--gutter) * 2)));
  margin-inline: auto;
}

.project-body {
  width: 100%;
  max-width: var(--project-prose-max);
  margin-inline: 0;
  font-family: var(--project-md-font-body, var(--content-font-body, var(--font-body)));
  font-size: var(--project-md-shell-size, clamp(1.2rem, 0.45vw + 1.04rem, 1.32rem));
  line-height: 1.25;
}

.project-body> :first-child {
  margin-top: 0;
}

.project-body>*+* {
  margin-top: var(--s2);
}

.project-body p {
  font-family: var(--project-md-font-body, var(--content-font-body, var(--font-body)));
  font-weight: var(--project-md-body-weight, inherit);
  font-size: var(--project-md-body-size, 1.2rem);
  line-height: var(--project-md-body-lh, 1.8);
  letter-spacing: var(--project-md-body-ls, normal);
}

/* Reduces spacing of empty paragraphs containing only <br> */
.project-body p:has(br:only-child) {
  margin-top: 0;
  margin-bottom: 0;
  height: var(--s2);
}

/* Headers */
.project-body h1,
.project-body h2,
.project-body h3,
.project-body h4 {
  line-height: 1.25;
  color: var(--ink);
}

.project-body h1 {
  margin-top: calc(var(--s5) + 12px);
  margin-bottom: var(--s5);
  font-family: var(--project-md-h1-font, var(--project-md-font-accent, var(--content-font-accent, var(--font-accent))));
  font-style: var(--project-md-h1-style, normal);
  font-weight: var(--project-md-h1-weight, 500);
  font-size: var(--project-md-h1-size, clamp(2.2rem, 4vw + 1rem, 3.2rem));
  letter-spacing: var(--project-md-h1-ls, -0.02em);
  scroll-margin-top: 108px;
}

.project-body h2 {
  margin-top: calc(var(--s5) + 12px);
  margin-bottom: var(--s4);
  font-family: var(--project-md-h2-font, var(--project-md-font-display, var(--content-font-display, var(--font-display))));
  font-style: var(--project-md-h2-style, normal);
  font-weight: var(--project-md-h2-weight, 800);
  font-size: var(--project-md-h2-size, clamp(1.6rem, 2vw + 1rem, 2rem));
  letter-spacing: var(--project-md-h2-ls, -0.02em);
  scroll-margin-top: 108px;
}

.project-body h3 {
  margin-top: calc(var(--s5) + 12px);
  margin-bottom: var(--s3);
  font-family: var(--project-md-h3-font, var(--project-md-font-display, var(--content-font-display, var(--font-display))));
  font-size: var(--project-md-h3-size, clamp(1.4rem, 1vw + 1rem, 1.6rem));
  font-weight: var(--project-md-h3-weight, 700);
  letter-spacing: var(--project-md-h3-ls, -0.01em);
  scroll-margin-top: 108px;
}

.project-body h4 {
  margin-top: var(--s3);
  margin-bottom: var(--s3);
  font-family: var(--project-md-h4-font, var(--project-md-font-display, var(--content-font-display, var(--font-display))));
  font-size: var(--project-md-h4-size, 1.15rem);
  font-weight: var(--project-md-h4-weight, 700);
}

/* Lists */
.project-body ul,
.project-body ol {
  margin: var(--s2) 0;
  padding-left: 1.4em;
}

.project-body li {
  font-family: var(--project-md-font-body, var(--content-font-body, var(--font-body)));
  font-weight: var(--project-md-list-weight, inherit);
  font-size: var(--project-md-list-size, 1.2rem);
  line-height: var(--project-md-list-lh, 1.8);
  letter-spacing: var(--project-md-list-ls, normal);
  margin-bottom: 0.3em;
}

.project-body li::marker {
  color: var(--muted);
  font-weight: 700;
}

.project-body li>ul,
.project-body li>ol {
  margin-top: 0.3em;
  margin-bottom: 0;
}

/* Blockquote */
.project-body blockquote {
  margin: var(--s3) 0;
  padding: 1.2em 1.6em;
  border-left: 4px solid #276042;
  background: #E6F0EA;
  color: #276042;
  font-size: var(--project-md-blockquote-size, 1.15rem);
  line-height: var(--project-md-blockquote-lh, 1.8);
}

.project-body blockquote strong {
  color: #276042;
}

[data-theme="dark"] .project-body blockquote {
  border-left-color: #A1D4B8;
  background: #1A2D23;
  color: #A1D4B8;
}

[data-theme="dark"] .project-body blockquote strong {
  color: #A1D4B8;
}

.project-body blockquote> :first-child {
  margin-top: 0;
}

.project-body blockquote> :last-child {
  margin-bottom: 0;
}

.project-body blockquote p {
  font-size: inherit;
  margin-bottom: 0;
}

.project-body blockquote>*+* {
  margin-top: 8px;
  /* Reduces gap between multiple paragraphs in the same quote */
}

/* Horizontal Rule */
.project-body hr {
  margin: var(--s5) 0;
  border: 0;
  height: 1px;
  background: var(--border);
}

/* Inline elements */
.project-body strong {
  color: var(--ink);
  font-weight: 700;
}

.project-body code {
  color: #276042;
  background-color: #E6F0EA;
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: var(--font-body);
  font-weight: 400;
  vertical-align: baseline;
}

[data-theme="dark"] .project-body code {
  color: #A1D4B8;
  background-color: #1A2D23;
}

.project-body sup {
  vertical-align: text-top;
  font-size: 0.75em;
  font-weight: 600;
  line-height: 0;
}

.project-body .citation-link,
.project-body .citation-tooltip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.6em;
  height: 1.6em;
  border-radius: 50%;
  background-color: var(--border, #eaeaea);
  color: var(--muted, #666) !important;
  text-decoration: none;
  margin-right: 3px;
  transition: all 0.2s ease;
}

.project-body .citation-tooltip>.citation-link {
  margin-right: 0;
  background-color: transparent;
  color: inherit !important;
  min-width: 100%;
  height: 100%;
}

.project-body .citation-link:hover,
.project-body .citation-tooltip:hover {
  background-color: var(--ink, #111);
  color: var(--bg, #fff) !important;
}

.project-body .citation-tooltip {
  cursor: help;
}

.project-body figure {
  margin: var(--s4) 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.project-body figure img {
  width: 100%;
  margin-bottom: var(--s1);
}

.project-body figcaption,
.project-media figcaption {
  font-size: var(--project-md-caption-size, 0.95rem);
  color: var(--caption-muted, var(--muted, #666));
  text-align: center;
  line-height: var(--project-md-caption-lh, 1.5);
  letter-spacing: var(--project-md-caption-ls, -0.01em);
  max-width: 85%;
}

.project-body figcaption i,
.project-media figcaption i {
  font-style: normal;
}

/* Markdown image captions authored as: ![](...) then *caption* */
.project-body p:has(> img, > a > img) > em {
  display: block;
  margin-top: var(--s1);
  color: var(--caption-muted, var(--muted, #666));
  text-align: center;
  font-size: var(--project-md-caption-size, 0.95rem);
  line-height: var(--project-md-caption-lh, 1.5);
  letter-spacing: var(--project-md-caption-ls, -0.01em);
  font-style: normal;
}

.project-body p:has(> img, > a > img)+p:has(> em:only-child) {
  color: var(--caption-muted, var(--muted, #666));
  text-align: center;
  font-size: var(--project-md-caption-size, 0.95rem);
  line-height: var(--project-md-caption-lh, 1.5);
  letter-spacing: var(--project-md-caption-ls, -0.01em);
}

.project-body p:has(> img, > a > img)+p:has(> em:only-child) em {
  color: inherit;
  font-style: normal;
}

/* Fallback for markdown renderers/browsers where :has adjacency matching is not applied */
.project-body p>em:only-child {
  color: var(--caption-muted, var(--muted, #666));
}


.gallery {
  display: grid;
  gap: var(--s2);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.video iframe {
  width: 100%;
  min-height: 320px;
  border-radius: 0;
  border: 1px solid var(--border);
}

/* ===== Utilities ===== */
.lead {
  font-size: 1.1rem;
  color: var(--muted);
}

.muted {
  color: var(--muted);
}

@media (max-width: 1920px) {
  :root {
    --card-title-min: 1.4rem;
    --card-title-max: 1.4rem;
    --card-chip-font-min: 1.0rem;
    --card-chip-font-max: 1.0rem;
  }
}

@media (max-width: 1024px) {
  :root {
    --card-title-min: 1.2rem;
    --card-title-max: 1.2rem;
    --card-chip-font-min: 0.8rem;
    --card-chip-font-max: 0.8rem;
  }
}

@media (max-width: 720px) {
  :root {
    --grid-columns: 4;
    --grid-gutter: 20px;
    --grid-margin: 20px;
  }

  .section-home .home-hero-group {
    grid-column: 1 / -1;
  }

  .header-split .section-header {
    grid-template-columns: 1fr;
  }

  .header-split .section-subtitle {
    text-align: left;
  }

  .nav {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "brand controls"
      "links links";
    align-items: center;
    row-gap: var(--s2);
    gap: var(--s2);
  }

  .brand-area {
    grid-area: brand;
  }

  .nav-controls {
    grid-area: controls;
    justify-self: end;
  }

  .nav .links {
    grid-area: links;
    justify-self: start;
    width: 100%;
    gap: 12px;
  }

  .nav .links a {
    margin-left: 0;
    margin-right: 0;
  }

  .hero-intro {
    max-width: 100%;
  }

  .card {
    --card-image-height: 190px;
  }

  .grid>.card,
  .section-home .grid>.card {
    grid-column: 1 / -1;
  }

  .section-home .grid {
    grid-template-columns: 1fr;
  }

  .project-title {
    text-wrap: pretty;
  }

  .project-meta-grid {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .project-meta-item {
    display: grid;
    gap: 3px;
    padding: 0;
  }

  .project-meta-label {
    padding-top: 0;
    font-size: 0.74rem;
  }

  .project-meta-value {
    font-size: 0.98rem;
    line-height: 1.45;
  }

  .project-body {
    font-size: var(--project-md-shell-size-mobile, 1.1rem);
  }

  .project-body p,
  .project-body li {
    font-size: var(--project-md-body-size-mobile, 1.14rem);
    line-height: var(--project-md-body-lh-mobile, 1.86);
  }

  .project-body>p:first-of-type {
    font-size: var(--project-md-first-body-size-mobile, 1.2rem);
    line-height: var(--project-md-first-body-lh-mobile, 1.88);
  }

  .project-media {
    gap: var(--s2);
  }

  .video iframe {
    min-height: 220px;
  }
}

@media (max-width: 479px) {
  :root {
    --grid-margin: 20px;
    --card-title-min: 1.1rem;
    --card-title-max: 1.1rem;
    --card-chip-font-min: 0.7rem;
    --card-chip-font-max: 0.7rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-toc-controls {
    transition: none;
  }
}