/* ============================================
 Luka Homepage — Deep Green Theme
 Inspired by 安徽医科大学第一附属医院 配色 (#126f77)
 ============================================ */

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

body.theme-luka,
body.theme-luka *,
body.theme-luka *::before,
body.theme-luka *::after {
  box-sizing: border-box;
}

:root {
  --luka-bg: #f5f7f6;
  --luka-surface: #ffffff;
  --luka-text: #1f2d2e;
  --luka-muted: #4a5a5c;
  --luka-accent: #126f77;
  --luka-accent-soft: #22757d;
  --luka-accent-hover: #0e5a61;
  --luka-gold: #c7a063;
  --luka-secondary: #6d7a7a;
  --luka-border: rgba(18, 111, 119, 0.22);
  --luka-shadow: rgba(18, 111, 119, 0.16);
  --luka-social-bg: #ffffff;
  --luka-social-text: #126f77;
  --luka-footer-border: rgba(18, 111, 119, 0.18);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --luka-bg: #0c1b1d;
    --luka-surface: #12282a;
    --luka-text: #dbe7e7;
    --luka-muted: #9db0b1;
    --luka-accent: #3fa4ad;
    --luka-accent-soft: #6bbec4;
    --luka-accent-hover: #5cb6bd;
    --luka-gold: #d8b877;
    --luka-secondary: #7d9395;
    --luka-border: rgba(63, 164, 173, 0.28);
    --luka-shadow: rgba(0, 0, 0, 0.4);
    --luka-social-bg: #17323460;
    --luka-social-text: #dbe7e7;
    --luka-footer-border: rgba(63, 164, 173, 0.18);
  }
}

[data-theme="dark"] {
  --luka-bg: #0c1b1d;
  --luka-surface: #12282a;
  --luka-text: #dbe7e7;
  --luka-muted: #9db0b1;
  --luka-accent: #3fa4ad;
  --luka-accent-soft: #6bbec4;
  --luka-accent-hover: #5cb6bd;
  --luka-gold: #d8b877;
  --luka-secondary: #7d9395;
  --luka-border: rgba(63, 164, 173, 0.28);
  --luka-shadow: rgba(0, 0, 0, 0.4);
  --luka-social-bg: #17323460;
  --luka-social-text: #dbe7e7;
  --luka-footer-border: rgba(63, 164, 173, 0.18);
}

[data-theme="light"] {
  --luka-bg: #f5f7f6;
  --luka-surface: #ffffff;
  --luka-text: #1f2d2e;
  --luka-muted: #4a5a5c;
  --luka-accent: #126f77;
  --luka-accent-soft: #22757d;
  --luka-accent-hover: #0e5a61;
  --luka-gold: #c7a063;
  --luka-secondary: #6d7a7a;
  --luka-border: rgba(18, 111, 119, 0.22);
  --luka-shadow: rgba(18, 111, 119, 0.16);
  --luka-social-bg: #ffffff;
  --luka-social-text: #126f77;
  --luka-footer-border: rgba(18, 111, 119, 0.18);
}

body.theme-luka {
  background: var(--luka-bg);
  color: var(--luka-text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  transition: background-color 0.3s ease, color 0.3s ease;
}

body.theme-luka a {
  color: var(--luka-accent);
  text-decoration: none;
}

body.theme-luka a:hover {
  color: var(--luka-accent-hover);
}

/* ============ Top Nav ============ */
body.theme-luka .top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--luka-bg);
  border-bottom: 1px solid var(--luka-footer-border);
  z-index: 1000;
  backdrop-filter: saturate(1.2) blur(6px);
}

body.theme-luka .nav-container {
  width: 100%;
  max-width: 1120px;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

body.theme-luka .nav-left {
  display: flex;
  align-items: center;
  gap: 22px;
}

body.theme-luka .nav-left a {
  color: var(--luka-text);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s ease;
}

body.theme-luka .nav-left a:first-child {
  font-size: 18px;
  font-weight: 600;
}

body.theme-luka .nav-left a:hover {
  color: var(--luka-accent);
}

body.theme-luka .nav-left a.is-active {
  color: var(--luka-accent);
  position: relative;
}

body.theme-luka .nav-left a.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--luka-accent);
  border-radius: 1px;
}

body.theme-luka .theme-toggle {
  border: none;
  background: transparent;
  color: var(--luka-text);
  width: 40px;
  height: 40px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 18px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

body.theme-luka .theme-toggle:hover {
  background: var(--luka-border);
  color: var(--luka-accent);
}

/* ============ Layout ============ */
body.theme-luka .wrapper {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  min-height: 100vh;
}

body.theme-luka .sidebar {
  width: 320px;
  flex-shrink: 0;
  position: fixed;
  top: 60px;
  left: calc(50% - 560px);
  height: calc(100vh - 60px);
  overflow-y: auto;
  text-align: center;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 40px;
  z-index: 100;
}

body.theme-luka .profile-card {
  width: 100%;
  padding: 0 20px;
  text-align: center;
}

body.theme-luka .image.avatar {
  display: block;
  margin: 14px auto 28px;
  position: relative;
  width: 210px;
  height: 210px;
}

body.theme-luka .image.avatar::before,
body.theme-luka .image.avatar::after {
  content: "";
  position: absolute;
  inset: -18px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(
    circle,
    rgba(18, 111, 119, 0) 48%,
    rgba(18, 111, 119, 0.05) 62%,
    rgba(34, 117, 125, 0.03) 78%,
    rgba(63, 164, 173, 0) 100%
  );
  filter: blur(5px);
}

body.theme-luka .image.avatar::after {
  inset: -32px;
  background: radial-gradient(
    circle,
    rgba(18, 111, 119, 0) 50%,
    rgba(18, 111, 119, 0.035) 66%,
    rgba(34, 117, 125, 0.018) 82%,
    rgba(63, 164, 173, 0) 100%
  );
  filter: blur(10px);
}

[data-theme="dark"] body.theme-luka .image.avatar::before,
[data-theme="dark"] body.theme-luka .image.avatar::after {
  background: radial-gradient(
    circle,
    rgba(63, 164, 173, 0) 48%,
    rgba(63, 164, 173, 0.07) 62%,
    rgba(107, 190, 196, 0.04) 78%,
    rgba(63, 164, 173, 0) 100%
  );
}

body.theme-luka .image.avatar img {
  position: relative;
  z-index: 1;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow:
    0 0 22px 4px rgba(18, 111, 119, 0.08),
    0 0 56px 14px rgba(34, 117, 125, 0.05),
    0 6px 24px var(--luka-shadow);
}

[data-theme="dark"] body.theme-luka .image.avatar img {
  box-shadow:
    0 0 26px 5px rgba(63, 164, 173, 0.12),
    0 0 68px 18px rgba(107, 190, 196, 0.06),
    0 6px 24px rgba(0, 0, 0, 0.45);
}

body.theme-luka .site-name {
  margin: 0 0 4px;
  color: var(--luka-text);
  font-size: 26px;
  line-height: 1.2;
}

body.theme-luka .site-name-en {
  display: block;
  margin-top: 2px;
  color: var(--luka-muted);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
}

body.theme-luka .site-title {
  margin: 0 0 10px;
  color: var(--luka-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

body.theme-luka .site-affil {
  margin: 0 0 14px;
  color: var(--luka-muted);
  font-size: 12.5px;
  line-height: 1.6;
}

body.theme-luka .site-email {
  margin: 0 0 18px;
  color: var(--luka-secondary);
  font-size: 13px;
  font-family: "Ubuntu Mono", "SFMono-Regular", monospace;
  word-break: break-all;
}

/* ============ Affiliation Badges ============ */
body.theme-luka .affiliation-badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  align-items: center;
  margin: 0 0 20px;
  padding: 12px 8px;
  border-top: 1px solid var(--luka-footer-border);
  border-bottom: 1px solid var(--luka-footer-border);
}

body.theme-luka .affiliation-badges a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 4px 6px;
  background: var(--luka-surface);
  border-radius: 8px;
  box-shadow: 0 1px 4px var(--luka-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

body.theme-luka .affiliation-badges a:hover {
  transform: translateY(-2px);
  box-shadow: 0 3px 10px var(--luka-shadow);
}

body.theme-luka .affiliation-badges img {
  max-width: 100%;
  max-height: 34px;
  width: auto;
  height: auto;
  object-fit: contain;
}

/* AHMU's SVG has white fills — wrap in dark red tile */
body.theme-luka .affiliation-badges a.on-ahmu-red {
  background: #8a1a20;
}

body.theme-luka .social-icons {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

body.theme-luka .social-icons a {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--luka-social-bg);
  color: var(--luka-social-text) !important;
  box-shadow: 0 2px 8px rgba(18, 111, 119, 0.12);
  transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

body.theme-luka .social-icons a:hover {
  background: var(--luka-accent);
  color: #fff !important;
  transform: translateY(-2px);
}

body.theme-luka .visitor-card {
  margin: 18px auto 0;
  width: 240px;
  padding: 16px 14px;
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-radius: 12px;
  color: var(--luka-muted);
  text-align: left;
}

body.theme-luka .visitor-card-title {
  margin-bottom: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--luka-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

body.theme-luka .visitor-card-body {
  font-size: 13px;
  line-height: 1.7;
}

body.theme-luka .visitor-map {
  margin: 18px auto 0;
  width: 240px;
  max-width: 100%;
  min-height: 120px;
  text-align: center;
}

body.theme-luka .visitor-map img,
body.theme-luka .visitor-map canvas {
  width: 100%;
  max-width: 240px;
  height: auto;
  display: block;
  margin: 0 auto;
  border-radius: 10px;
  box-shadow: 0 2px 10px var(--luka-shadow);
}

body.theme-luka .visitor-map-frame {
  width: 240px;
  max-width: 100%;
  height: 150px;
  border: 0;
  display: block;
  margin: 0 auto;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 2px 10px var(--luka-shadow);
  background: transparent;
}

/* ============ Content Area ============ */
body.theme-luka .content {
  flex: 1;
  min-width: 0;
  margin-left: 320px;
  padding: 100px 40px 80px 60px;
}

body.theme-luka .section {
  margin-bottom: 52px;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

body.theme-luka .section.visible {
  opacity: 1;
  transform: translateY(0);
}

body.theme-luka .section-title {
  display: inline-block;
  margin: 0 0 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--luka-accent);
  color: var(--luka-accent);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* Section header with inline "See full list" link on the right */
body.theme-luka .section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 0 0 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--luka-accent);
  gap: 16px;
}

body.theme-luka .section-head .section-title {
  display: inline;
  margin: 0;
  padding: 0;
  border-bottom: none;
}

body.theme-luka .see-all {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--luka-accent);
  white-space: nowrap;
  transition: color 0.2s ease, transform 0.2s ease;
}

body.theme-luka .see-all:hover {
  color: var(--luka-accent-hover);
  transform: translateX(2px);
}

body.theme-luka .section-body p {
  margin: 0 0 14px;
}

/* ============ About Me block ============ */
body.theme-luka #about-body {
  padding: 6px 0 0;
}

body.theme-luka #about-body p {
  position: relative;
  margin: 0 0 14px;
  padding: 2px 0 2px 26px;
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--luka-text);
}

body.theme-luka #about-body p:last-child {
  margin-bottom: 0;
}

body.theme-luka #about-body p::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.85em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--luka-accent);
  box-shadow: 0 0 0 3px rgba(18, 111, 119, 0.14);
}

[data-theme="dark"] body.theme-luka #about-body p::before {
  box-shadow: 0 0 0 3px rgba(63, 164, 173, 0.20);
}

body.theme-luka #about-body a {
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

body.theme-luka #about-body a:hover {
  border-bottom-color: var(--luka-accent);
}

/* ============ Generic Card ============ */
body.theme-luka .card {
  background: transparent;
  padding: 0;
  box-shadow: none;
}

body.theme-luka .experience-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

body.theme-luka .institution-logo {
  flex-shrink: 0;
  width: 96px;
  height: 48px;
  object-fit: contain;
  padding: 4px 6px;
  background: var(--luka-surface);
  border-radius: 8px;
  box-shadow: 0 1px 4px var(--luka-shadow);
}

body.theme-luka .institution-logo.on-ahmu-red {
  background: #8a1a20;
}

body.theme-luka .institution-logo.on-cams-red {
  background: #a8192a;
}

body.theme-luka .experience-content {
  flex: 1;
  min-width: 0;
}

body.theme-luka .experience-content p {
  margin: 0 0 2px;
}

body.theme-luka .exp-title {
  font-size: 15px;
  color: var(--luka-text);
}

body.theme-luka .exp-detail {
  font-size: 14px;
  color: var(--luka-muted);
}

body.theme-luka .exp-period {
  font-size: 13px;
  color: var(--luka-accent);
  font-weight: 600;
}

/* ============ Education (single unified card) ============ */
body.theme-luka .edu-card {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 18px;
  align-items: flex-start;
  padding: 16px 18px;
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-radius: 14px;
  box-shadow: 0 2px 10px var(--luka-shadow);
}

body.theme-luka .edu-card .institution-logo {
  width: 96px;
  height: 96px;
  padding: 8px;
}

body.theme-luka .edu-card h3 {
  margin: 0 0 6px;
  font-size: 16px;
  color: var(--luka-text);
}

body.theme-luka .edu-levels {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

body.theme-luka .edu-levels li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 14px;
  color: var(--luka-muted);
  padding-left: 14px;
  position: relative;
}

body.theme-luka .edu-levels li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--luka-accent);
}

body.theme-luka .edu-levels .degree {
  min-width: 82px;
  color: var(--luka-text);
  font-weight: 600;
}

body.theme-luka .edu-levels .period {
  margin-left: auto;
  color: var(--luka-accent);
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
}

/* ============ Experience (grouped, left-aligned) ============ */
body.theme-luka .exp-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

body.theme-luka .exp-group {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 18px;
  align-items: center;
  padding: 14px 18px;
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-left: 3px solid var(--luka-accent);
  border-radius: 12px;
  box-shadow: 0 2px 10px var(--luka-shadow);
}

body.theme-luka .exp-logo {
  width: 100%;
  max-width: 160px;
  height: 60px;
  object-fit: contain;
  padding: 6px 10px;
  background: #ffffff;
  border-radius: 8px;
  justify-self: start;
}

body.theme-luka .exp-logo.on-ahmu-red { background: var(--luka-accent); }
body.theme-luka .exp-logo.on-cams-red { background: var(--luka-accent); }

body.theme-luka .role-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

body.theme-luka .role-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

body.theme-luka .role-list li + li {
  padding-top: 6px;
  border-top: 1px dashed var(--luka-border);
}

body.theme-luka .role-detail {
  flex: 1;
  min-width: 0;
  font-size: 14.5px;
  color: var(--luka-text);
  font-weight: 500;
}

body.theme-luka .role-period {
  flex-shrink: 0;
  font-size: 13px;
  color: var(--luka-accent);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* ============ Projects ============ */
body.theme-luka .project-card {
  padding: 14px 16px;
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-left: 3px solid var(--luka-accent);
  border-radius: 10px;
  font-size: 14.5px;
  line-height: 1.75;
  margin-bottom: 12px;
  box-shadow: 0 2px 8px var(--luka-shadow);
}

/* ============ Publications ============ */
body.theme-luka .publications ol.bibliography {
  list-style: none;
  padding: 0;
  margin: 0;
}

body.theme-luka .publications ol.bibliography li {
  margin-bottom: 14px;
  padding: 14px 16px;
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-left: 3px solid var(--luka-accent);
  border-radius: 10px;
  box-shadow: 0 1px 4px var(--luka-shadow);
}

body.theme-luka .pub-row.has-image {
  display: grid;
  grid-template-columns: 1fr 160px;
  gap: 18px;
  align-items: flex-start;
}

body.theme-luka .pub-image {
  align-self: center;
}

body.theme-luka .pub-image img {
  width: 100%;
  max-width: 160px;
  max-height: 140px;
  object-fit: cover;
  object-position: top center;
  display: block;
  border-radius: 6px;
  border: 1px solid var(--luka-border);
  background: #fff;
}

@media (max-width: 720px) {
  body.theme-luka .pub-row.has-image {
    grid-template-columns: 1fr;
  }
  body.theme-luka .pub-image {
    justify-self: center;
  }
  body.theme-luka .pub-image img {
    max-width: 200px;
  }
}

body.theme-luka .pub-header {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 8px;
}

body.theme-luka .pub-content .year-tag {
  display: inline-block;
  padding: 2px 9px;
  background: var(--luka-accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 4px;
}

body.theme-luka .type-tag {
  display: inline-block;
  padding: 2px 9px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 4px;
  background: rgba(18, 111, 119, 0.10);
  color: var(--luka-accent);
  border: 1px solid var(--luka-border);
}
body.theme-luka .type-tag.type-letter {
  background: rgba(199, 160, 99, 0.16);
  color: #8a6a2c;
  border-color: rgba(199, 160, 99, 0.35);
}
body.theme-luka .type-tag.type-review {
  background: rgba(118, 80, 140, 0.14);
  color: #6a3f85;
  border-color: rgba(118, 80, 140, 0.32);
}
[data-theme="dark"] body.theme-luka .type-tag {
  background: rgba(63, 164, 173, 0.16);
  color: var(--luka-accent-soft);
}
[data-theme="dark"] body.theme-luka .type-tag.type-letter {
  background: rgba(216, 184, 119, 0.18);
  color: #d8b877;
}
[data-theme="dark"] body.theme-luka .type-tag.type-review {
  background: rgba(168, 130, 198, 0.20);
  color: #c5a3dc;
}

body.theme-luka .role-tag {
  display: inline-block;
  padding: 2px 9px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 4px;
  background: var(--luka-accent);
  color: #fff;
  opacity: 0.9;
}
body.theme-luka .role-tag.role-first,
body.theme-luka .role-tag.role-co-first {
  background: #126f77;
}
body.theme-luka .role-tag.role-corresponding,
body.theme-luka .role-tag.role-co-corresponding {
  background: #0e5a61;
}

/* All badges live inline in .pub-header */
body.theme-luka .meta-if,
body.theme-luka .meta-zone,
body.theme-luka .meta-top {
  display: inline-block;
  padding: 1px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 3px;
  letter-spacing: 0.02em;
}

body.theme-luka .meta-if {
  background: rgba(18, 111, 119, 0.08);
  color: var(--luka-accent);
  border: 1px solid var(--luka-border);
}
[data-theme="dark"] body.theme-luka .meta-if {
  background: rgba(63, 164, 173, 0.14);
  color: var(--luka-accent-soft);
}

body.theme-luka .meta-zone {
  background: transparent;
  color: var(--luka-muted);
  border: 1px solid var(--luka-border);
}

body.theme-luka .meta-top {
  background: var(--luka-gold);
  color: #fff;
  border: 1px solid var(--luka-gold);
}

body.theme-luka .pub-content .title {
  margin-bottom: 4px;
  color: var(--luka-text);
  font-size: 15px;
  font-weight: 600;
}

body.theme-luka .pub-content .author {
  margin-bottom: 4px;
  color: var(--luka-muted);
  font-size: 13.5px;
}

body.theme-luka .pub-content .periodical {
  margin-bottom: 6px;
  color: var(--luka-accent);
  font-size: 13.5px;
}

body.theme-luka .paper-link {
  display: inline-block;
  margin-left: 10px;
  padding: 1px 11px;
  font-size: 12px;
  font-weight: 600;
  color: var(--luka-accent);
  border: 1px solid var(--luka-accent);
  border-radius: 999px;
  vertical-align: baseline;
  transition: background 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

body.theme-luka .paper-link:hover {
  background: var(--luka-accent);
  color: #fff;
}

body.theme-luka .pub-more {
  margin-top: 14px;
  text-align: right;
}

body.theme-luka .pub-more a {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--luka-accent);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
}

body.theme-luka .pub-more a:hover {
  background: var(--luka-accent);
  color: #fff;
}

/* ============ Awards ============ */
body.theme-luka .awards-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

body.theme-luka .award-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  background: var(--luka-surface);
  border-left: 3px solid var(--luka-gold);
  border-radius: 6px;
  box-shadow: 0 1px 4px var(--luka-shadow);
}

body.theme-luka .award-icon {
  flex-shrink: 0;
  font-size: 20px;
  line-height: 1.3;
}

body.theme-luka .award-text {
  color: var(--luka-text);
  font-size: 14px;
  line-height: 1.6;
}

/* ============ Footer ============ */
body.theme-luka .site-footer {
  width: 100%;
  flex-basis: 100%;
  padding: 32px 24px 40px 380px;
  text-align: center;
}

body.theme-luka .site-footer p {
  margin: 0;
  padding-top: 20px;
  border-top: 1px solid var(--luka-footer-border);
  color: var(--luka-secondary);
  font-size: 13px;
}

body.theme-luka .template-credit {
  display: inline-block;
  margin-top: 8px;
  font-size: 12px;
}

body.theme-luka h1,
body.theme-luka h2,
body.theme-luka h3,
body.theme-luka h4,
body.theme-luka strong {
  color: var(--luka-text);
}

/* ============ Subpage Layout (Research / Publications / Blog) ============ */
body.theme-luka .subpage {
  max-width: 880px;
  margin: 0 auto;
  padding: 100px 28px 48px;
}

body.theme-luka .page-title {
  color: var(--luka-accent);
  font-size: 26px;
  font-weight: 700;
  margin: 0 0 10px;
  letter-spacing: 0.02em;
}

body.theme-luka .page-lead {
  color: var(--luka-muted);
  font-size: 15.5px;
  line-height: 1.8;
  margin: 0 0 28px;
}

body.theme-luka .panel {
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-radius: 14px;
  padding: 24px 28px;
  box-shadow: 0 2px 10px var(--luka-shadow);
}

body.theme-luka .panel + .panel {
  margin-top: 18px;
}

body.theme-luka .panel.muted {
  color: var(--luka-muted);
  text-align: center;
  padding: 28px;
}

body.theme-luka .prose {
  line-height: 1.8;
}

body.theme-luka .prose h2 {
  color: var(--luka-accent);
  font-size: 18px;
  font-weight: 700;
  margin: 26px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--luka-footer-border);
}

body.theme-luka .prose h2:first-child {
  margin-top: 0;
}

body.theme-luka .prose ul,
body.theme-luka .prose ol {
  padding-left: 22px;
  margin: 12px 0;
}

body.theme-luka .prose li {
  margin: 6px 0;
  color: var(--luka-text);
}

body.theme-luka .prose li strong {
  color: var(--luka-accent);
}

body.theme-luka .prose code {
  background: rgba(18, 111, 119, 0.10);
  color: var(--luka-accent-hover);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: "Ubuntu Mono", "SFMono-Regular", monospace;
  font-size: 0.92em;
}

[data-theme="dark"] body.theme-luka .prose code {
  background: rgba(63, 164, 173, 0.14);
  color: var(--luka-accent-soft);
}

/* Subpage footer */
body.theme-luka .subpage-footer {
  max-width: 880px;
  margin: 0 auto;
  padding: 22px 28px 40px;
  text-align: center;
  color: var(--luka-secondary);
  font-size: 13px;
}

body.theme-luka .subpage-footer p {
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--luka-footer-border);
}

body.theme-luka .subpage-footer .dot {
  margin: 0 8px;
  opacity: 0.5;
}

body.theme-luka .subpage-footer a {
  color: var(--luka-muted);
}

body.theme-luka .subpage-footer a:hover {
  color: var(--luka-accent);
}

/* ============ Topic tabs (shared: Tools + Research subpages) ============ */
body.theme-luka .topic-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--luka-footer-border);
}

body.theme-luka .topic-tab {
  padding: 8px 16px;
  background: var(--luka-surface);
  color: var(--luka-text);
  border: 1px solid var(--luka-border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}

body.theme-luka .topic-tab:hover:not(.is-active) {
  border-color: var(--luka-accent);
  color: var(--luka-accent);
  transform: translateY(-1px);
}

body.theme-luka .topic-tab.is-active {
  background: var(--luka-accent);
  color: #fff;
  border-color: var(--luka-accent);
}

/* Research content panel */
body.theme-luka .research-content {
  padding: 24px 28px;
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-radius: 14px;
  box-shadow: 0 2px 10px var(--luka-shadow);
}

body.theme-luka .research-content.has-image {
  display: grid;
  grid-template-columns: 1fr 230px;
  gap: 24px;
  align-items: start;
}

body.theme-luka .research-body {
  min-width: 0;
}

body.theme-luka .research-image {
  align-self: center;
}

body.theme-luka .research-image img {
  width: 100%;
  max-width: 230px;
  display: block;
  border-radius: 10px;
  box-shadow: 0 1px 6px var(--luka-shadow);
}

body.theme-luka .research-content + .research-content {
  margin-top: 16px;
}

@media (max-width: 720px) {
  body.theme-luka .research-content.has-image {
    grid-template-columns: 1fr;
  }
  body.theme-luka .research-image {
    justify-self: center;
  }
  body.theme-luka .research-image img {
    max-width: 220px;
  }
}

body.theme-luka .topic-title {
  margin: 0 0 16px;
  color: var(--luka-accent);
  font-size: 20px;
  font-weight: 700;
}

body.theme-luka .topic-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

body.theme-luka .topic-points li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--luka-text);
}

body.theme-luka .topic-points li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--luka-accent);
  box-shadow: 0 0 0 3px rgba(18, 111, 119, 0.12);
}

[data-theme="dark"] body.theme-luka .topic-points li::before {
  box-shadow: 0 0 0 3px rgba(63, 164, 173, 0.18);
}

/* Tools subpage (uses topic-tabs + its own content layout) */

body.theme-luka .tools-content {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 28px;
  padding: 22px;
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-radius: 14px;
  box-shadow: 0 2px 10px var(--luka-shadow);
}

body.theme-luka .tools-content + .tools-content {
  margin-top: 16px;
}

body.theme-luka .tool-image-wrap {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

body.theme-luka .tool-image {
  width: 100%;
  max-width: 240px;
  border-radius: 10px;
  box-shadow: 0 2px 10px var(--luka-shadow);
}

body.theme-luka .tool-image-placeholder {
  width: 240px;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 60px;
  background: var(--luka-bg);
  color: var(--luka-muted);
}

body.theme-luka .tool-body {
  min-width: 0;
}

body.theme-luka .tool-name {
  margin: 0 0 8px;
  font-size: 22px;
  color: var(--luka-accent);
  font-weight: 700;
}

body.theme-luka .tool-type {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(18, 111, 119, 0.10);
  color: var(--luka-accent);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}

[data-theme="dark"] body.theme-luka .tool-type {
  background: rgba(63, 164, 173, 0.14);
  color: var(--luka-accent-soft);
}

body.theme-luka .tool-desc {
  margin-bottom: 18px;
  line-height: 1.85;
  font-size: 15px;
  color: var(--luka-text);
}

body.theme-luka .tool-link {
  display: inline-block;
  padding: 7px 18px;
  border: 1px solid var(--luka-accent);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  word-break: break-all;
  transition: background 0.2s ease, color 0.2s ease;
}

body.theme-luka .tool-link:hover {
  background: var(--luka-accent);
  color: #fff;
}

@media (max-width: 720px) {
  body.theme-luka .tools-content {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  body.theme-luka .tool-image,
  body.theme-luka .tool-image-placeholder {
    max-width: 200px;
    margin: 0 auto;
  }
}

/* ============ Posts Grid (Blog) ============ */
body.theme-luka .posts-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

body.theme-luka .post-card {
  background: var(--luka-surface);
  border: 1px solid var(--luka-border);
  border-left: 3px solid var(--luka-accent);
  border-radius: 12px;
  padding: 18px 22px;
  box-shadow: 0 2px 8px var(--luka-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

body.theme-luka .post-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px var(--luka-shadow);
}

body.theme-luka .post-card header {
  margin-bottom: 8px;
}

body.theme-luka .post-title {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 700;
  color: var(--luka-text);
}

body.theme-luka .post-meta {
  color: var(--luka-muted);
  font-size: 13px;
  display: flex;
  gap: 6px;
  align-items: center;
}

body.theme-luka .post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 10px;
}

body.theme-luka .tag {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(18, 111, 119, 0.10);
  color: var(--luka-accent);
  font-size: 12px;
  font-weight: 600;
  border-radius: 999px;
}

[data-theme="dark"] body.theme-luka .tag {
  background: rgba(63, 164, 173, 0.14);
  color: var(--luka-accent-soft);
}

body.theme-luka .post-summary {
  color: var(--luka-muted);
  font-size: 14px;
  line-height: 1.7;
  margin: 0 0 12px;
}

body.theme-luka .card-link {
  font-weight: 600;
  font-size: 14px;
}

/* ============ Responsive ============ */
@media (max-width: 1080px) {
  body.theme-luka .nav-container {
    padding: 0 20px;
  }

  body.theme-luka .wrapper {
    flex-direction: column;
    padding: 0 20px;
  }

  body.theme-luka .sidebar {
    position: static;
    left: auto;
    width: 100%;
    height: auto;
    padding-top: 80px;
    overflow: visible;
  }

  body.theme-luka .profile-card {
    padding: 0;
  }

  body.theme-luka .content {
    margin-left: 0;
    padding: 32px 0 48px;
  }

  body.theme-luka .site-footer {
    padding: 32px 0;
  }

  body.theme-luka .site-footer p {
    padding-top: 0;
    border-top: none;
  }

  body.theme-luka .exp-group {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  body.theme-luka .exp-logo {
    max-width: 140px;
    height: 52px;
  }

  body.theme-luka .edu-card {
    grid-template-columns: 72px 1fr;
    gap: 14px;
  }

  body.theme-luka .edu-card .institution-logo {
    width: 72px;
    height: 72px;
  }

  body.theme-luka .edu-levels li {
    flex-wrap: wrap;
  }

  body.theme-luka .edu-levels .period {
    margin-left: 0;
    width: 100%;
  }
}

@media (max-width: 640px) {
  body.theme-luka .image.avatar img {
    width: 148px;
    height: 148px;
  }

  body.theme-luka .site-name {
    font-size: 22px;
  }

  body.theme-luka .visitor-card {
    width: 100%;
    max-width: 280px;
  }

  /* Hide visitor map on mobile (saves bandwidth and avoids slow external load) */
  body.theme-luka .visitor-map,
  body.theme-luka .visitor-map-frame {
    display: none !important;
  }
}

@media (max-width: 480px) {
  body.theme-luka .section {
    margin-bottom: 36px;
  }

  body.theme-luka .section-title {
    font-size: 18px;
  }

  body.theme-luka .project-card,
  body.theme-luka .exp-detail,
  body.theme-luka .award-text,
  body.theme-luka .pub-content .author,
  body.theme-luka .pub-content .periodical {
    font-size: 13px;
  }
}