/* ── Reset ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ── Base ── */
:root {
  --ivory: #f6f4f0;
  --cream: #edeae4;
  --warm-gray: #b5b0a8;
  --muted: #8a847b;
  --dark: #2c2a26;
  --text: #3d3a35;
  --border: #d8d4cd;
  --serif: "Cormorant Garamond", "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;
  --sans: "Inter", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, Helvetica, Arial, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--sans);
  background: var(--ivory);
  color: var(--dark);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(246, 244, 240, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.1rem 2.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-logo {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--dark);
  text-decoration: none;
  white-space: nowrap;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s;
}

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

.nav-language-switch {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
}

.nav-language-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  min-width: 42px;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--border);
  color: var(--dark);
  text-decoration: none;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
}

.nav-language-pill:hover,
.nav-language-pill.is-active {
  background: var(--dark);
  border-color: var(--dark);
  color: var(--ivory);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 24px;
  height: 16px;
  position: relative;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--dark);
  position: absolute;
  left: 0;
  transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle span:first-child { top: 2px; }
.nav-toggle span:last-child { bottom: 2px; }

.nav-toggle.active span:first-child {
  transform: translateY(5.5px) rotate(45deg);
}

.nav-toggle.active span:last-child {
  transform: translateY(-5.5px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99;
  background: var(--ivory);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--dark);
  text-decoration: none;
  letter-spacing: 0.02em;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 2.5rem 4rem;
}

.hero-content {
  max-width: 620px;
}

.hero-label {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 2rem;
}

.hero-category-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, color 0.3s;
}

.hero-category-link:hover {
  color: var(--dark);
  border-bottom-color: var(--dark);
}

.hero h1 {
  font-family: var(--serif);
  font-size: 4rem;
  font-weight: 500;
  line-height: 1.15;
  color: var(--dark);
  letter-spacing: -0.01em;
  margin-bottom: 1.8rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--dark);
  line-height: 1.8;
  margin-bottom: 3rem;
}

.hero-cta {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dark);
  text-decoration: none;
  padding: 0.9rem 2.4rem;
  border: 1.5px solid var(--dark);
  transition: background 0.4s, color 0.4s;
}

.hero-cta:hover {
  background: var(--dark);
  color: var(--ivory);
}

/* ── Divider ── */
.divider {
  max-width: 1100px;
  margin: 0 auto;
  height: 1px;
  background: var(--border);
}

/* ── Sections ── */
.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem 2.5rem;
}

.page-header {
  padding-top: 8.5rem;
  padding-bottom: 3.5rem;
}

.page-header > .section-header:last-child {
  margin-bottom: 0;
}

.section-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 4rem;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 1.6rem;
}

.section h1 {
  font-family: var(--serif);
  font-size: 3.2rem;
  font-weight: 500;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.section h2 {
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 1.4rem;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 1rem;
  color: var(--dark);
  font-weight: 400;
  line-height: 1.8;
}

/* ── Grid: Two columns ── */
.grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem 4rem;
}

.feature {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s, transform 0.6s;
  padding-left: 1.5rem;
  border-left: 1px solid var(--border);
}

.feature.visible {
  opacity: 1;
  transform: translateY(0);
}

.feature-number {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--warm-gray);
  margin-bottom: 0.8rem;
}

.feature h3 {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 0.7rem;
}

.feature p {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
  text-align: justify;
  word-break: break-word;
  hyphens: auto;
}

/* ── Essentials accordion ── */
.essentials-list {
  max-width: 640px;
  margin: 0 auto;
}

.essential-item {
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.3s;
}

.essential-item:first-child {
  border-top: 1px solid var(--border);
}

.essential-item:hover {
  border-color: var(--warm-gray);
}

.essential-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 0;
}

.essential-title {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--dark);
}

.essential-arrow {
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--warm-gray);
  transition: transform 0.3s;
}

.essential-item.open .essential-arrow {
  transform: rotate(45deg);
}

.essential-detail {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, padding 0.5s ease;
}

.essential-detail p {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
  padding-bottom: 1.4rem;
}

/* ── Grid: Three columns ── */
.grid-three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.place {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s, transform 0.6s;
}

.place.visible {
  opacity: 1;
  transform: translateY(0);
}

.place h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 0.3rem;
}

.place-distance {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 0.9rem;
}

.place p:last-child {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
}

.guides-language-group + .guides-language-group {
  margin-top: 4rem;
}

.guides-language-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.guides-language-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 0.5rem;
}

.guides-language-desc {
  max-width: 520px;
  color: var(--text);
  font-size: 0.95rem;
}

/* ── Steps ── */
.steps {
  display: flex;
  justify-content: center;
  gap: 4rem;
}

.step {
  text-align: center;
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 50%;
  font-family: var(--serif);
  font-size: 1rem;
  color: var(--dark);
  margin-bottom: 1rem;
}

.step p {
  font-size: 0.92rem;
  color: var(--text);
}

/* ── Footer ── */
.footer {
  background: var(--cream);
  padding: 4rem 2.5rem;
  text-align: center;
}

.footer-inner {
  max-width: 500px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--dark);
  margin-bottom: 1rem;
}

.footer-note {
  font-size: 0.82rem;
  color: var(--warm-gray);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-links {
  margin-bottom: 2rem;
}

.footer-links a + a {
  margin-left: 1rem;
}

.footer-links a {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: var(--dark);
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--warm-gray);
  font-style: italic;
  font-family: var(--serif);
}

/* ── Guide page hero ── */
.guide-hero {
  padding: 10rem 2.5rem 4rem;
  text-align: center;
}

.guide-hero-content {
  max-width: 620px;
  margin: 0 auto;
}

.guide-hero h1 {
  font-family: var(--serif);
  font-size: 3.2rem;
  font-weight: 500;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.guide-byline {
  margin-bottom: 1rem;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--warm-gray);
}

.guide-timestamps {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.45rem 1.25rem;
  margin: 0 auto 1.2rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.guide-timestamps span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.guide-author-link {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, color 0.3s;
}

.guide-author-link:hover {
  color: var(--dark);
  border-bottom-color: var(--dark);
}

.guide-hero .hero-subtitle {
  font-size: 1.1rem;
  color: var(--dark);
}

.translation-switch {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 2.5rem 3rem;
}

.translation-switch-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 1rem;
}

.translation-switch-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.translation-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.7rem 1rem;
  border: 1px solid var(--border);
  color: var(--dark);
  text-decoration: none;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
}

.translation-pill:hover,
.translation-pill.is-active {
  background: var(--dark);
  border-color: var(--dark);
  color: var(--ivory);
}

.guide-empty-state {
  margin-bottom: 0;
}

/* ── Guide content (rendered from markdown) ── */
.guide-content {
  max-width: 680px;
  margin: 0 auto;
  padding: 4rem 2.5rem;
}

.guide-content > p:first-child > em:only-child {
  color: var(--text);
  font-size: 0.95rem;
}

.guide-content h2 {
  font-family: var(--serif);
  font-size: 1.8rem;
  font-weight: 500;
  color: var(--dark);
  margin: 3rem 0 1rem;
}

.guide-content h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--dark);
  margin: 2rem 0 0.8rem;
}

.guide-content p {
  font-size: 1.05rem;
  color: var(--dark);
  line-height: 1.9;
  margin-bottom: 1.3rem;
  text-align: justify;
  word-break: break-word;
  hyphens: auto;
}

.guide-content ul, .guide-content ol {
  margin: 1rem 0 1.5rem 1.2rem;
}

.guide-content li {
  font-size: 1.05rem;
  color: var(--dark);
  line-height: 1.9;
  margin-bottom: 0.5rem;
}

.guide-content a {
  color: var(--dark);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--muted);
  transition: text-decoration-color 0.3s;
}

.guide-content a:hover {
  text-decoration-color: var(--dark);
}

.guide-content img {
  max-width: 100%;
  height: auto;
  margin: 2rem 0;
  border-radius: 4px;
}

.guide-content blockquote {
  border-left: 2px solid var(--border);
  padding-left: 1.5rem;
  margin: 1.5rem 0;
  color: var(--muted);
  font-style: italic;
}

.guide-content code {
  background: var(--cream);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  font-size: 0.88rem;
}

.guide-content hr {
  border: none;
  height: 1px;
  background: var(--border);
  margin: 3rem 0;
}

/* ── Guide link cards ── */
.guide-link {
  text-decoration: none;
  display: block;
  transition: transform 0.3s;
}

.guide-link:hover {
  transform: translateY(-4px);
}

/* ── Feature cards as links ── */
a.feature {
  text-decoration: none;
  display: block;
  transition: transform 0.3s;
}

a.feature:hover {
  transform: translateY(-4px);
}

/* ── About page ── */
.about-hero {
  min-height: auto;
  padding: 10rem 2.5rem 4.5rem;
}

.about-hero .hero-content {
  max-width: 760px;
}

.about-intro {
  max-width: 760px;
  margin: 0 auto 4rem;
}

.about-intro p {
  font-size: 1.05rem;
  color: var(--dark);
  line-height: 1.9;
}

.about-intro p + p {
  margin-top: 1.4rem;
}

.about-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.about-principle {
  padding-top: 1.2rem;
  border-top: 1px solid var(--border);
}

.about-principle-label {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 0.8rem;
}

.about-principle h3,
.contributor-row h3,
.profile-card h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 0.6rem;
  word-break: keep-all;
  overflow-wrap: normal;
}

.about-principle p:last-child {
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.8;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.profile-card {
  border: 1px solid var(--border);
  padding: 1.25rem;
  background: rgba(237, 234, 228, 0.38);
}

.profile-media {
  aspect-ratio: 4 / 5;
  margin-bottom: 1.2rem;
  background: linear-gradient(180deg, rgba(181, 176, 168, 0.18) 0%, rgba(237, 234, 228, 0.8) 100%);
  overflow: hidden;
}

.profile-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.profile-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 2.6rem;
  color: var(--warm-gray);
  letter-spacing: 0.08em;
}

.profile-eyebrow,
.contributor-count,
.contributor-meta {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.profile-eyebrow,
.contributor-meta {
  color: var(--warm-gray);
}

.profile-meta,
.profile-summary,
.contributor-summary {
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.75;
}

.person-meta-line {
  display: block;
}

.person-meta-line + .person-meta-line {
  margin-top: 0.1rem;
}

.profile-meta {
  margin-bottom: 0.8rem;
}

.profile-summary {
  margin-bottom: 0.9rem;
}

.profile-name-link,
.contributor-name-link {
  color: var(--dark);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, color 0.3s;
}

.profile-name-link:hover,
.contributor-name-link:hover {
  color: var(--muted);
  border-bottom-color: var(--muted);
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1rem;
  align-items: center;
}

.profile-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dark);
  text-decoration: none;
  border-bottom: 1px solid var(--dark);
  padding-bottom: 0.15rem;
}

.profile-link:hover {
  color: var(--muted);
  border-bottom-color: var(--muted);
}

.about-empty {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  color: var(--text);
}

.contributor-list {
  max-width: 860px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.contributor-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--border);
}

.contributor-main {
  flex: 1;
}

.contributor-meta {
  margin-bottom: 0.65rem;
}

.contributor-summary {
  margin-bottom: 0.65rem;
}

.contributor-count {
  color: var(--dark);
  white-space: nowrap;
  padding-top: 0.35rem;
}

.contributor-link {
  margin-top: 0.15rem;
}

.author-header {
  padding-top: 9rem;
}

.author-profile {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
}

.author-photo {
  aspect-ratio: 4 / 5;
  background: var(--cream);
  overflow: hidden;
}

.author-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}

.author-copy h1 {
  font-family: var(--serif);
  font-size: 3rem;
  font-weight: 500;
  line-height: 1.1;
  color: var(--dark);
  margin-bottom: 0.8rem;
  word-break: keep-all;
  overflow-wrap: normal;
}

.author-role {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 1rem;
}

.author-meta {
  color: var(--text);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.author-summary {
  max-width: 620px;
  color: var(--dark);
  font-size: 1.05rem;
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

.author-stats {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.author-bibliography-header {
  max-width: 760px;
}

#bibliography-heading {
  font-size: clamp(1.85rem, 4vw, 2.2rem);
  line-height: 1.16;
}

.bibliography-heading-name {
  display: inline-block;
  white-space: nowrap;
  word-break: keep-all;
  overflow-wrap: normal;
}

.author-contact-list {
  display: grid;
  gap: 0.75rem;
  max-width: 620px;
  margin-bottom: 1.5rem;
}

.author-contact-item {
  display: grid;
  grid-template-columns: minmax(110px, auto) minmax(0, 1fr);
  gap: 1rem;
  align-items: baseline;
  margin: 0;
}

.author-contact-label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--warm-gray);
}

.author-contact-value {
  min-width: 0;
  color: var(--dark);
  font-size: 0.98rem;
  line-height: 1.7;
  text-decoration: none;
  overflow-wrap: anywhere;
}

a.author-contact-value:hover {
  color: var(--muted);
}

.author-stat {
  min-width: 160px;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  background: rgba(237, 234, 228, 0.38);
}

.author-stat-value {
  display: block;
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1;
  color: var(--dark);
  margin-bottom: 0.4rem;
}

.author-stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--warm-gray);
}

.author-links .profile-link {
  margin-top: 0;
}

.author-bio {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.author-articles {
  max-width: 860px;
  margin: 0 auto;
}

.author-article-card {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
}

.author-article-card:last-child {
  border-bottom: 1px solid var(--border);
}

.author-article-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 0.75rem;
}

.author-article-head h3 {
  font-family: var(--serif);
  font-size: 1.7rem;
  font-weight: 500;
  color: var(--dark);
}

.author-article-category,
.author-article-count {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.author-article-category {
  color: var(--warm-gray);
  margin-bottom: 0.45rem;
}

.author-article-count {
  color: var(--text);
  white-space: nowrap;
  padding-top: 0.35rem;
}

.author-article-desc {
  color: var(--text);
  font-size: 0.98rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.author-article-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
 }

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .mobile-menu { display: flex; }
  .nav-inner { padding: 1rem 1.5rem; }
  .nav-actions { gap: 0.65rem; }
  .nav-language-switch { gap: 0.35rem; }
  .nav-language-pill {
    min-width: 0;
    min-height: 30px;
    padding: 0.32rem 0.45rem;
    font-size: 0.62rem;
  }

  .hero h1 { font-size: 2.6rem; }
  .hero-subtitle br { display: none; }

  .grid-two { grid-template-columns: 1fr; gap: 2.5rem; }
  .grid-three { grid-template-columns: 1fr; gap: 2rem; }
  .about-principles { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .author-profile { grid-template-columns: 1fr; gap: 2rem; }
  .profile-card h3,
  .contributor-row h3 {
    font-size: clamp(1.15rem, 5vw, 1.4rem);
    line-height: 1.12;
    white-space: nowrap;
  }
  .author-copy h1 {
    font-size: clamp(1.55rem, 8vw, 2.4rem);
    line-height: 1.08;
    white-space: nowrap;
  }
  .author-bibliography-header {
    max-width: 100%;
  }
  #bibliography-heading {
    font-size: clamp(1.45rem, 6vw, 1.9rem);
    line-height: 1.18;
  }
  .author-contact-item { grid-template-columns: 1fr; gap: 0.25rem; }
  .author-article-head { display: block; }
  .author-article-count { margin-top: 0.75rem; padding-top: 0; }

  .steps { flex-direction: column; gap: 2rem; }
  .contributor-row { display: block; }
  .contributor-count { padding-top: 0; margin-top: 0.75rem; }

  .section { padding: 4rem 1.5rem; }
  .page-header {
    padding-top: 7rem;
    padding-bottom: 2.75rem;
  }
  .hero { padding: 5rem 1.5rem 3rem; }
  .guides-language-header { display: block; }
  .translation-switch { padding: 0 1.5rem 2.5rem; }
  .about-hero { padding: 8rem 1.5rem 3.5rem; }
  .author-header { padding-top: 7.5rem; }
}

/* ── Admin Page ── */
.admin-wrapper {
  padding-top: 5rem;
}

.admin-login {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 2.5rem;
}

.admin-login-box {
  max-width: 400px;
  width: 100%;
  text-align: center;
}

.admin-login-title {
  font-family: var(--serif);
  font-size: 2.8rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.admin-login-subtitle {
  font-size: 1rem;
  color: var(--text);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.admin-login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.admin-error {
  margin-top: 1rem;
  font-size: 0.88rem;
  color: #a65a4e;
}

.admin-success {
  margin-top: 0.75rem;
  font-size: 0.88rem;
  color: #5a7a5e;
}

.admin-auth-links {
  margin-top: 2rem;
  font-size: 0.88rem;
  color: var(--muted);
}

.admin-auth-links a {
  color: var(--dark);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
  transition: border-color 0.3s, color 0.3s;
}

.admin-auth-links a:hover {
  border-bottom-color: var(--dark);
}

.admin-auth-sep {
  margin: 0 0.6rem;
  color: var(--warm-gray);
}

.admin-hero {
  padding: 4rem 2.5rem 3rem;
  text-align: center;
}

.admin-hero-content {
  max-width: 620px;
  margin: 0 auto;
}

.admin-hero-title {
  font-family: var(--serif);
  font-size: 2.6rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.admin-hero-subtitle {
  font-size: 1.05rem;
  color: var(--text);
  line-height: 1.8;
}

.admin-section {
  max-width: 760px;
  margin: 0 auto;
  padding: 4rem 2.5rem 6rem;
}

.admin-panel {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.admin-card {
  padding: 2.5rem;
  border: 1px solid var(--border);
  background: rgba(237, 234, 228, 0.25);
}

.admin-card-title {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 0.5rem;
}

.admin-card-desc {
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.admin-guide-list {
  list-style: none;
}

.admin-guide-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
}

.admin-guide-item:first-child {
  border-top: 1px solid var(--border);
}

.admin-guide-name {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--dark);
}

.admin-guide-meta {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--warm-gray);
}

.admin-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.admin-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.admin-label {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.admin-input {
  font-family: var(--sans);
  font-size: 0.95rem;
  color: var(--dark);
  background: var(--ivory);
  border: 1px solid var(--border);
  padding: 0.85rem 1rem;
  outline: none;
  transition: border-color 0.3s;
  width: 100%;
}

.admin-input:focus {
  border-color: var(--warm-gray);
}

.admin-input::placeholder {
  color: var(--warm-gray);
}

.admin-input:disabled {
  background: var(--cream);
  color: var(--muted);
  cursor: not-allowed;
}

.admin-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath d='M1 1.5l5 5 5-5' stroke='%23b5b0a8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.admin-textarea {
  resize: vertical;
  min-height: 180px;
  line-height: 1.7;
  font-family: monospace;
  font-size: 0.88rem;
}

.admin-btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ivory);
  background: var(--dark);
  border: 1.5px solid var(--dark);
  padding: 0.9rem 2.4rem;
  cursor: pointer;
  transition: background 0.4s, color 0.4s;
}

.admin-btn:hover {
  background: transparent;
  color: var(--dark);
}

.admin-btn:disabled {
  cursor: not-allowed;
}

.admin-btn-small {
  padding: 0.55rem 1.4rem;
  font-size: 0.72rem;
}

.admin-btn-outline {
  background: transparent;
  color: var(--dark);
}

.admin-btn-outline:hover {
  background: var(--dark);
  color: var(--ivory);
}

/* ── Admin Profile ── */
.admin-profile-layout {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
}

.admin-avatar-wrap {
  flex-shrink: 0;
  text-align: center;
}

.admin-avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  border: 1px solid var(--border);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  background: linear-gradient(180deg, rgba(181, 176, 168, 0.18) 0%, rgba(237, 234, 228, 0.8) 100%);
  transition: border-color 0.3s;
}

.admin-avatar:hover {
  border-color: var(--warm-gray);
}

.admin-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.admin-avatar-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--serif);
  font-size: 2.6rem;
  color: var(--warm-gray);
  letter-spacing: 0.08em;
}

.admin-avatar-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(44, 42, 38, 0.7);
  color: var(--ivory);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  padding: 0.35rem 0;
  opacity: 0;
  transition: opacity 0.3s;
}

.admin-avatar:hover .admin-avatar-overlay {
  opacity: 1;
}

.admin-avatar-hint {
  margin-top: 0.6rem;
  font-size: 0.72rem;
  color: var(--warm-gray);
  letter-spacing: 0.06em;
}

.admin-profile-fields {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

/* ── Admin Submissions ── */
.admin-submissions {
  border-top: 1px solid var(--border);
}

.admin-submission-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border);
}

.admin-submission-main {
  flex: 1;
  min-width: 0;
}

.admin-submission-title {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 0.25rem;
}

.admin-submission-meta {
  font-size: 0.78rem;
  color: var(--warm-gray);
  letter-spacing: 0.06em;
}

.admin-submission-meta .admin-auth-sep {
  margin: 0 0.4rem;
}

.admin-status {
  flex-shrink: 0;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 0.9rem;
  border: 1px solid;
  white-space: nowrap;
}

.admin-status-pending {
  color: #9a8a5a;
  border-color: #d8cf9f;
  background: rgba(216, 207, 159, 0.15);
}

.admin-status-approved {
  color: #5a7a5e;
  border-color: #a3c4a7;
  background: rgba(163, 196, 167, 0.15);
}

.admin-status-rejected {
  color: #a65a4e;
  border-color: #d4a29a;
  background: rgba(212, 162, 154, 0.15);
}

.admin-empty-state {
  font-size: 0.95rem;
  color: var(--muted);
  font-style: italic;
  font-family: var(--serif);
  padding: 1rem 0;
}

.admin-signout-wrap {
  text-align: center;
  padding-top: 1rem;
}

.admin-output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.admin-output-filename {
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--muted);
}

.admin-output {
  background: var(--ivory);
  border: 1px solid var(--border);
  padding: 1.5rem;
  font-family: monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--text);
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
}

@media (max-width: 768px) {
  .admin-login { padding: 3rem 1.5rem; }
  .admin-login-title { font-size: 2.2rem; }
  .admin-hero { padding: 3rem 1.5rem 2rem; }
  .admin-hero-title { font-size: 2rem; }
  .admin-section { padding: 2.5rem 1.5rem 4rem; }
  .admin-card { padding: 1.5rem; }
  .admin-guide-item { flex-direction: column; align-items: flex-start; gap: 0.3rem; }
  .admin-output-header { flex-direction: column; align-items: flex-start; }
  .admin-profile-layout { flex-direction: column; align-items: center; gap: 1.5rem; }
  .admin-profile-fields { width: 100%; }
  .admin-submission-item { flex-direction: column; align-items: flex-start; gap: 0.6rem; }
  .admin-modal-content { width: 95%; max-height: 85vh; }
  .admin-modal-actions { flex-direction: column; }
}

/* ── Admin Review Panel ── */
.admin-review-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}

.admin-tab {
  font-family: var(--sans);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  background: none;
  border: 1px solid var(--border);
  padding: 0.5rem 1.2rem;
  cursor: pointer;
  transition: all 0.3s;
}

.admin-tab.active {
  color: var(--dark);
  border-color: var(--dark);
}

.admin-tab:hover {
  color: var(--dark);
}

.admin-review-item {
  cursor: pointer;
}

.admin-review-item:hover {
  background: var(--cream);
}

/* ── Modal ── */
.admin-modal {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.admin-modal-backdrop {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(44, 42, 38, 0.5);
}

.admin-modal-content {
  position: relative;
  background: var(--ivory);
  border: 1px solid var(--border);
  max-width: 720px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  padding: 2.5rem;
}

.admin-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.8rem;
}

.admin-modal-close {
  font-size: 1.8rem;
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  line-height: 1;
  padding: 0;
  transition: color 0.2s;
}

.admin-modal-close:hover {
  color: var(--dark);
}

.admin-modal-meta {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.admin-modal-body {
  margin: 1.5rem 0;
}

.admin-preview-content {
  background: var(--cream);
  border: 1px solid var(--border);
  padding: 1.5rem;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  white-space: pre-wrap;
  word-wrap: break-word;
  max-height: 400px;
  overflow-y: auto;
  color: var(--text);
}

.admin-modal-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.admin-btn-danger {
  color: #9b2c2c;
  border-color: #9b2c2c;
}

.admin-btn-danger:hover {
  background: #9b2c2c;
  color: var(--ivory);
}

/* ── Profile Links ── */
.admin-link-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  align-items: center;
}

.admin-link-label {
  flex: 1;
  min-width: 0;
}

.admin-link-url {
  flex: 2;
  min-width: 0;
}

.admin-link-remove {
  background: none;
  border: none;
  font-size: 1.3rem;
  color: var(--warm-gray);
  cursor: pointer;
  padding: 0 0.3rem;
  line-height: 1;
  transition: color 0.2s;
}

.admin-link-remove:hover {
  color: #9b2c2c;
}

@media (max-width: 768px) {
  .admin-link-row {
    flex-wrap: wrap;
  }
  .admin-link-label, .admin-link-url {
    flex: 1 1 100%;
  }
}