@font-face {
  font-family: "Pretendard";
  src: local("Pretendard"), local("Pretendard Regular");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light;

  /* ---- Base ---------------------------------------------------- */
  --bg: #f4efe4;         /* 전체 배경: 따뜻한 아이보리 페이퍼 톤 */
  --panel: #fbf8f0;      /* 카드/패널: 크림 톤의 밝은 종이 느낌 */
  --ink: #2f3329;        /* 본문 텍스트: 올리브 계열 잉크 */
  --muted: #6f7262;      /* 보조 텍스트, 메타 정보 */

  /* ---- Accents ------------------------------------------------- */
  --accent: #4e6b45;         /* 링크, 아이콘 기본 색 */
  --title-accent: #44553a;   /* 제목 색: 웜 올리브 차콜 */
  --border: #ded7c9;         /* 구분선, 카드 보더 */
  --shadow: 0 18px 60px rgba(56, 49, 33, 0.08);

  /* ---- Optional subtilities ----------------------------------- */
  --ink-soft: #8d8b79;       /* 캡션, 날짜 등 더 약한 텍스트 */
  --accent-soft: #ece8dc;    /* 호버 배경, 태그 pill 배경 등 */
  --pinned-bg: #f2edde;      /* 고정된 포스트 배경 */
  --accent-strong: #3f5836;  /* 정말 강조해야 하는 포인트 (버튼 텍스트 등) */

  /* ---- Extended surfaces -------------------------------------- */
  --header-bg: rgba(251, 248, 240, 0.92);    /* sticky 헤더 유리 배경 */
  --footer-bg: #eee7d8;                      /* 풋터 배경 */
  --surface-muted: #f1ece1;                  /* 보조 패널 배경 */
  --surface-code: #f3efe5;                   /* 코드블록 배경 */
  --surface-code-inline: #e9e3d5;            /* 인라인 코드 배경 */
  --surface-table: #f8f4eb;                  /* 표 배경 */
  --media-bg: #f1ebde;                       /* 썸네일/미디어 래퍼 배경 */
  --media-grad-start: #fcfaf2;               /* 썸네일 그라디언트 시작 */
  --media-grad-end: #ece3d1;                 /* 썸네일 그라디언트 끝 */
  --focus-ring: rgba(78, 107, 69, 0.32);     /* 키보드 포커스 링 */
  --link-underline: rgba(78, 107, 69, 0.32); /* 링크 밑줄 기본 톤 */
  --active-soft: rgba(78, 107, 69, 0.1);     /* 선택/활성 배경 */
  --career-glow-start: rgba(102, 126, 74, 0.14); /* 커리어 영역 시작 색 */
  --career-glow-end: rgba(251, 248, 240, 0); /* 커리어 영역 끝 색 */
  --code-border: #ddd4c4;                    /* 코드 블록 경계선 */
  --shadow-float: 0 15px 35px rgba(56, 49, 33, 0.1); /* 카드 호버 그림자 */
  --shadow-code: 0 14px 36px rgba(56, 49, 33, 0.1);  /* 코드 블록 그림자 */

  /* ---- Typography --------------------------------------------- */
  --serif: "Pretendard", "Inter", system-ui, -apple-system, serif;
  --sans: "Pretendard", "Inter", system-ui, -apple-system, serif;
  --mono: "JetBrains Mono", "SFMono-Regular", Menlo, monospace;

  --step--1: 0.95rem;
  --step-0: 1rem;
  --step-1: 1.15rem;
  --step-2: clamp(1.35rem, 2.6vw, 1.6rem);
  --step-3: clamp(1.6rem, 3vw, 1.9rem);
  --step-4: clamp(2.1rem, 3.6vw, 2.5rem);

  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.75;
  letter-spacing: -0.01em;
  word-break: keep-all;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--link-underline);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.28em;
  transition: color 160ms ease, text-decoration-color 160ms ease;
}

a:hover,
a:focus-visible {
  color: var(--accent-strong);
  text-decoration-color: currentColor;
}

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

p {
  margin: 0 0 1.25rem;
}

h1,
h2,
h3,
h4 {
  font-family: var(--sans);
  margin: 0 0 0.75rem;
  line-height: 1.28;
  letter-spacing: -0.02em;
  font-weight: 700;
}

h1 {
  font-size: var(--step-4);
}

h2 {
  font-size: var(--step-3);
  font-weight: 600;
}

h3 {
  font-size: var(--step-2);
  font-weight: 600;
}

h4 {
  font-size: var(--step-1);
  letter-spacing: 0.02em;
  color: var(--muted);
}

ul,
ol {
  margin: 0 0 1.25rem;
  padding-left: 1.25rem;
}

blockquote {
  margin: 1rem 0.5rem;
  padding: 0.5rem 1.25rem;
  border-left: 3px solid var(--accent);
  color: var(--muted);
  font-style: italic;
}

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

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

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
}

.brand {
  display: flex;
  text-decoration: none;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: lowercase;
}

.brand-mark {
  font-size: 1.05rem;
}

.brand-text {
  color: var(--accent-strong);
}

.site-nav {
  display: flex;
  gap: 1.1rem;
  font-family: var(--sans);
  font-size: 0.98rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: 0.2rem;
}

.site-nav a[aria-current="page"],
.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
  border-color: var(--accent);
}

main {
  padding: 3.5rem 0 4rem;
}

.home-page main {
  padding: 2.25rem 0 3rem;
}

.post-grid .loading {
  color: var(--muted);
}

.hero {
  padding: 3.5rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}

.home-page .hero {
  padding: 2.4rem 0 1.25rem;
}

.hero .container {
  width: min(960px, 92vw);
}

.lede {
  max-width: 38ch;
  margin: 0 0 1.4rem;
  font-family: var(--sans);
  font-size: var(--step-1);
  line-height: 1.6;
}

.eyebrow {
  font-family: var(--sans);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}

.hero-summary {
  display: grid;
  gap: 1rem;
  max-width: 72ch;
  color: var(--muted);
  font-size: 1.02rem;
}

.hero-tagline {
  margin: 0;
  font-family: var(--sans);
  font-size: 0.95rem;
}

.profile {
  padding: 2.5rem 0 0;
}

.home-page .profile {
  padding: 1.35rem 0 0;
}

.profile > .container {
  width: min(960px, 92vw);
  display: grid;
  gap: 2.5rem;
}

.home-flow {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}

.profile-section {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 1rem;
}

.profile-section:first-of-type {
  border-top: none;
}

.home-flow .profile-section {
  padding: 1.25rem 1.35rem;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.home-flow .profile-section:first-of-type {
  border-top: 1px solid var(--border);
}

.section-title {
  margin: 0;
}

.section-content {
  margin: 0;
  color: var(--muted);
}

.link-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.link-list a {
  text-decoration: none;
  color: var(--ink);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.15rem;
}

.link-list a:hover,
.link-list a:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
}

.compact-link-list {
  gap: 0.35rem;
}

.compact-link-list a {
  display: block;
  padding: 0.2rem 0;
}

.quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.quick-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.35rem 0.72rem;
  background: var(--surface-muted);
  font-size: 0.94rem;
}

.quick-link:hover,
.quick-link:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.note-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--footer-bg);
}

.site-footer .container {
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--muted);
}

/* === About page === */

.about-page main {
  padding-top: 3rem;
}

.about-hero {
  padding: 1rem 0 2.5rem;
}

.about-hero-title {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.about-name {
  font-family: var(--sans);
  font-size: clamp(2rem, 4vw, 2.6rem);
}

.about-role {
  font-size: 1rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

.about-contact-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  gap: 0.8rem 1.25rem;
  flex-wrap: wrap;
  font-family: var(--sans);
  color: var(--muted);
}

.about-contact-list a {
  text-decoration: none;
  color: var(--ink);
  border-bottom: 1px solid var(--border);
}

.about-contact-list a:hover,
.about-contact-list a:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
}

.about-intro {
  max-width: 70ch;
  color: var(--muted);
  display: grid;
  gap: 0.9rem;
}

.about-content {
  width: min(900px, 92vw);
  margin: 0 auto;
  display: grid;
  gap: 2.5rem;
}

.about-notes {
  display: grid;
  gap: 1.25rem;
}

.about-notes h2 {
  margin-bottom: 0.35rem;
}

.resume-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  display: grid;
  gap: 0.35rem;
}

.resume-card {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem 1.35rem;
  background: var(--panel);
  box-shadow: var(--shadow);
  color: var(--muted);
}

.resume-card h3 {
  margin: 0 0 0.5rem;
}

.resume-card p {
  margin: 0 0 0.5rem;
}

/* === Post collection (grid) === */

.post-collection {
  padding: 2.5rem 0 4rem;
}

.collection-header {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.collection-intro {
  display: grid;
  gap: 0.55rem;
  max-width: 70ch;
}

.collection-toolbar {
  position: sticky;
  top: 5rem;
  z-index: 5;
  display: grid;
  grid-template-columns: minmax(240px, 1.6fr) minmax(160px, 1fr) auto auto;
  gap: 0.6rem;
  align-items: center;
  padding: 0.65rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--header-bg);
  backdrop-filter: blur(8px);
}

.toolbar-search input,
.toolbar-filter select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
  color: var(--ink);
  font: inherit;
  padding: 0.58rem 0.75rem;
}

.toolbar-search input::placeholder {
  color: var(--ink-soft);
}

.toolbar-view {
  display: inline-flex;
  gap: 0.35rem;
}

.view-toggle {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--panel);
  color: var(--muted);
  padding: 0.45rem 0.72rem;
  font-family: var(--sans);
  font-size: 0.9rem;
  cursor: pointer;
}

.view-toggle.is-active,
.view-toggle:hover,
.view-toggle:focus-visible {
  color: var(--ink);
  border-color: var(--accent);
  background: var(--active-soft);
}

.result-count {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  white-space: nowrap;
}

.post-grid {
  display: grid;
  gap: 0.85rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  list-style: none;
  padding: 0;
  margin: 0;
}

.post-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: var(--shadow);
  height: 100%;
  overflow: hidden;
  font-size: var(--step--1);
}

.post-card-link {
  display: grid;
  gap: 0.45rem;
  padding: 1rem 1.1rem;
  height: 100%;
  color: inherit;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 10px;
  transition: transform 200ms ease-out, box-shadow 200ms ease-out;
}

.post-card:hover .post-card-link,
.post-card:focus-within .post-card-link {
  transform: translateY(-3px);
  box-shadow: var(--shadow-float);
}

.post-card.is-pinned .post-card-link {
  background: var(--pinned-bg);
}

.post-card-pin {
  font-size: 0.85rem;
}

.post-card-media {
  background: var(--media-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.post-card-thumb {
  width: 100%;
  height: 200px;
  object-fit: contain;
  display: block;
  background: linear-gradient(135deg, var(--media-grad-start), var(--media-grad-end));
}

.post-card-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.75rem;
  font-size: var(--step--1);
}

.post-card-category {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.02em;
  max-width: 100%;
  white-space: normal;
  line-height: 1.2;
}

.post-card-date {
  color: var(--muted);
  font-size: 0.88rem;
}

.post-card-title {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.4;
  color: var(--title-accent);
}

.post-card-description {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.7rem;
}

.post-card-metric {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.01em;
}

.post-card-cta {
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 600;
}

.post-grid[data-view="compact"] {
  grid-template-columns: 1fr;
  gap: 0.55rem;
}

.post-grid[data-view="compact"] .post-card {
  border-radius: 12px;
  box-shadow: none;
}

.post-grid[data-view="compact"] .post-card-link {
  gap: 0.25rem;
  padding: 0.72rem 0.9rem;
}

.post-grid[data-view="compact"] .post-card-title {
  font-size: 1rem;
}

.post-grid[data-view="compact"] .post-card-description,
.post-grid[data-view="compact"] .post-card-footer {
  display: none;
}

/* === Posts === */

.post {
  padding: 1.5rem 0 4rem;
}

.reading-progress {
  position: fixed;
  top: 4.55rem;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(222, 215, 201, 0.75);
  z-index: 12;
  pointer-events: none;
}

#reading-progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 120ms linear;
}

.post-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.4rem, 3vw, 2.6rem);
  align-items: start;
}

.post-layout > * {
  min-width: 0;
}

.js .post-layout.is-sidebar-visible {
  grid-template-columns: minmax(0, 1fr) minmax(220px, 0.3fr);
}

.post-sidebar {
  display: none;
}

.js .post-sidebar {
  display: grid;
  gap: 0.9rem;
  align-self: start;
  position: sticky;
  top: 6rem;
}

.js .post-layout:not(.is-sidebar-visible) .post-sidebar {
  display: none;
}

.sidebar-block {
  padding: 0.82rem 0.86rem 0.78rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.sidebar-block h2 {
  margin: 0 0 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-transform: none;
  color: var(--muted);
}

.post-toc {
  display: grid;
  gap: 0.25rem;
}

.toc-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.16rem;
}

.toc-item {
  list-style: none;
}

.toc-item.depth-3 {
  padding-left: 0.75rem;
}

.toc-link {
  width: 100%;
  text-align: left;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.88rem;
  line-height: 1.35;
  padding: 0.24rem 0.35rem;
}

.toc-link:hover,
.toc-link:focus-visible {
  color: var(--ink);
  background: var(--surface-muted);
}

.toc-link.is-active {
  color: var(--title-accent);
  background: var(--active-soft);
  font-weight: 600;
}

.sidebar-empty {
  margin: 0;
  color: var(--muted);
  font-size: 0.89rem;
  line-height: 1.5;
}

.post-viewer {
  min-width: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--shadow);
}

.post-header {
  margin-bottom: 1.5rem;
  padding-top: 0.4rem;
}

.post-header::before {
  content: "";
  display: block;
  width: 72px;
  height: 4px;
  background: var(--title-accent);
  border-radius: 999px;
  opacity: 0.18;
  margin-bottom: 1rem;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: baseline;
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 0.6rem;
}

.post-category {
  color: var(--accent);
  font-weight: 700;
}

.post-title {
  color: var(--title-accent);
  font-size: clamp(1.75rem, 3.1vw, 2.3rem);
  letter-spacing: -0.03em;
  margin: 0;
}

.separator {
  opacity: 0.6;
}

.post-body {
  min-width: 0;
  font-size: 1.04rem;
  color: var(--ink);
  word-break: keep-all;
  overflow-wrap: anywhere;
}

.post-body svg,
.post-body iframe,
.post-body video {
  max-width: 100%;
}

.post-body .mermaid-diagram svg {
  height: auto;
}

.post-body h1:first-of-type {
  display: none;
}

.mermaid-diagram {
  margin: 1.5rem 0;
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  overflow-x: auto;
}

.post-body h2,
.post-body h3,
.post-body h4 {
  margin-top: 2.2rem;
}

.post-body img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.post-body pre {
  background: var(--surface-code);
  border: 1px solid var(--code-border);
  border-radius: 12px;
  padding: 1rem;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.95rem;
  box-shadow: var(--shadow-code);
}

.post-body pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.post-body code {
  font-family: var(--mono);
  background: var(--surface-code-inline);
  padding: 0.15rem 0.35rem;
  border-radius: 6px;
  overflow-wrap: anywhere;
}

.post-comments-container {
  margin-top: clamp(1.7rem, 3.2vw, 2.4rem);
}

.post-comments-disclosure {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.post-comments-summary {
  list-style: none;
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.88rem 1.05rem;
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--ink);
}

.post-comments-summary:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: -2px;
}

.post-comments-summary::-webkit-details-marker {
  display: none;
}

.post-comments-summary::after {
  content: "+";
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1;
}

.post-comments-disclosure[open] .post-comments-summary::after {
  content: "−";
}

.post-comments {
  margin: 0;
  padding: 0.9rem 1.05rem 1.05rem;
  border-top: 1px solid var(--border);
  display: grid;
  gap: 0.6rem;
}

.post-comments-embed {
  min-height: 120px;
}

.post-comments-noscript {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.post-recommend {
  margin-top: clamp(1.5rem, 3vw, 2.6rem);
}

.next-steps {
  padding: clamp(1rem, 2.2vw, 1.35rem);
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.next-steps-header {
  display: grid;
  gap: 0.2rem;
  margin-bottom: 0.8rem;
}

.next-steps-header h3 {
  margin: 0;
  font-size: 1.15rem;
}

.next-steps-header p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.next-step-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(220px, 1fr);
  gap: 0.75rem;
  overflow-x: auto;
  padding: 0.15rem 0 0.35rem;
  scroll-snap-type: x mandatory;
}

.next-step-card {
  list-style: none;
  min-width: 0;
}

.next-step-link {
  display: grid;
  gap: 0.42rem;
  height: 100%;
  padding: 0.86rem 0.88rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  text-decoration: none;
  color: inherit;
  scroll-snap-align: start;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.next-step-link:hover,
.next-step-link:focus-visible {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  box-shadow: var(--shadow-float);
}

.next-step-tag {
  margin: 0;
  font-size: 0.77rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
}

.next-step-title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.42;
  color: var(--title-accent);
}

.next-step-summary {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.52;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.next-step-meta {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.next-step-cta {
  font-size: 0.84rem;
  color: var(--accent-strong);
  font-weight: 600;
}

@media (max-width: 960px) {
  .reading-progress {
    top: 5.7rem;
  }

  .js .post-layout.is-sidebar-visible {
    grid-template-columns: 1fr;
  }

  .js .post-sidebar {
    display: none;
    position: static;
    top: auto;
  }

  .next-step-track {
    grid-auto-columns: minmax(220px, 78vw);
  }
}

.post-body table {
  width: 100%;
  margin: 1.4rem 0;
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
  background: var(--surface-table);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.post-body th,
.post-body td {
  padding: 0.65rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.post-body tr:last-child td,
.post-body tr:last-child th {
  border-bottom: none;
}

/* === Career & portfolio (archived) === */

.career-page main,
.portfolio-page main {
  padding: 3rem 0 4rem;
}

.career-summary {
  border-block: 1px solid var(--border);
  padding: 2.5rem 0;
  background: linear-gradient(135deg, var(--career-glow-start), var(--career-glow-end));
}

.career-summary .container {
  width: min(860px, 92vw);
  display: grid;
  gap: 1rem;
}

.career-master .container,
.portfolio-section .container {
  width: min(860px, 92vw);
  display: grid;
  gap: 1.75rem;
}

.career-block,
.portfolio-item {
  padding: 1.75rem;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow);
  display: grid;
  gap: 1rem;
}

.career-stack {
  margin: 0;
  padding: 0.75rem 1rem;
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted);
  font-family: var(--sans);
}

.career-highlight-grid {
  display: grid;
  gap: 1rem;
}

.career-highlight {
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-table);
}

.activity-list,
.resume-list,
.portfolio-item ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  display: grid;
  gap: 0.4rem;
}

/* === Utilities === */

.callout {
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  color: var(--muted);
  margin: 0.5rem 0.5rem 0.5rem 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.error {
  margin: 0;
  color: #8b3d2e;
}

@media (max-width: 900px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    font-size: 0.96rem;
  }

  .hero {
    padding: 2.75rem 0 2rem;
  }

  .home-page .hero {
    padding: 2rem 0 1.1rem;
  }

  .hero .container {
    width: min(960px, 94vw);
  }

  .lede {
    max-width: 42ch;
  }

  .profile > .container {
    gap: 1.75rem;
  }

  .home-page .profile {
    padding-top: 1rem;
  }

  .home-flow {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .home-flow .profile-section {
    padding: 1.15rem 1.2rem;
  }

  .profile-section {
    padding: 1.25rem 0;
  }

  .collection-toolbar {
    position: static;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .toolbar-view,
  .result-count {
    grid-column: 1 / -1;
  }

  .post-layout {
    grid-template-columns: 1fr;
    gap: 1.4rem;
  }

  .post-viewer {
    padding: 1.2rem 1.3rem;
    border-radius: 16px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 0.98rem;
    line-height: 1.65;
  }

  main {
    padding-top: 2.5rem;
  }

  .home-page main {
    padding-top: 1.8rem;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .home-page .hero {
    padding-top: 1.55rem;
  }

  .site-header .container {
    padding: 1rem 0;
  }

  .site-nav {
    width: 100%;
  }

  .collection-toolbar {
    grid-template-columns: 1fr;
    padding: 0.58rem;
  }

  .post-grid {
    grid-template-columns: 1fr;
  }

  .about-contact-list {
    flex-direction: column;
    align-items: flex-start;
  }

  .post-meta {
    font-size: 0.86rem;
    letter-spacing: 0.04em;
  }

  .post-title {
    font-size: clamp(1.5rem, 4.8vw, 1.85rem);
  }

  .post-body {
    font-size: 1rem;
  }
}