/* Global Layout & Design Tokens */

:root {
  color-scheme: light;

  /* Content width and page rhythm */
  --content-max-width: 980px;
  --body-inline-padding: 50px;
  --body-bottom-space: 28px;

  /* Top spacing for pages without a navbar. */
  --page-top-space: 56px;

  /* Top spacing above a static navbar. */
  --navbar-top-space: 12px;

  /* Space between a static navbar and the main page content. */
  --nav-content-gap: 28px;

  /* Space preserved when jumping to in-page anchors. */
  --anchor-scroll-margin: 24px;

  /* Typography */
  --font-size-base: 16px;
  --font-size-h1: 32px;
  --font-size-h2: 22px;
  --font-size-h3: 18px;
  --font-size-name: 40px;
  --font-size-subtitle: 17px;
  --font-size-meta: 14px;
  --font-size-small: 13px;
  --line-height-body: 1.42;
  --line-height-heading: 1.12;

  /* Component rhythm */
  --section-gap: 22px;
  --entry-gap: 20px;
  --footer-top-space: 48px;
  --footer-block-padding: 28px;

  /* Colors */
  --color-bg: #ffffff;
  --color-text: #000000;
  --color-text-muted: #454549;
  --color-text-soft: #5e5e63;

  --color-link: #0071e3;
  --color-link-hover: #7a2bd0;
  --color-link-hover-nav: #7a2bd0;

  --color-border: #8e8e93;
  --color-border-soft: #c7c7cc;

  --color-surface: #f5f5f7;
  --color-surface-subtle: rgba(29, 29, 31, 0.025);
  --color-surface-muted: rgba(29, 29, 31, 0.11);

  --color-card-border: rgba(29, 29, 31, 0.1);
  --color-card-hover-border: rgba(0, 113, 227, 0.36);
  --color-card-hover-bg: rgba(0, 113, 227, 0.055);

  --color-highlight-text: #d70000;
  --color-highlight-bg: rgba(215, 0, 0, 0.06);
  --color-highlight-border: rgba(215, 0, 0, 0.3);

  --color-definition-text: #2f2f33;
  --color-block-title: #8a3f22;
  --color-info-bg: #fff8dc;
  --color-code-bg: #efefed;
  --color-code-command: #000070;
  --color-code-statement: #007a35;
  --color-code-builtin: #000088;
  --color-code-special: #8f1d1d;
  --color-code-operator: #7a2a00;
  --color-code-error: #a30000;
  --color-code-comment: #5b5b60;
  --color-tag-bg: rgba(29, 29, 31, 0.07);
  --color-tag-text: #454549;
  --color-control-active-bg: #ffffff;

  --color-focus: #0071e3;

  /* Shadows */
  --shadow-image: 0 4px 12px rgba(29, 29, 31, 0.18);
  --shadow-card-hover: 0 4px 12px rgba(29, 29, 31, 0.07);
  --shadow-control-active: 0 1px 4px rgba(29, 29, 31, 0.16);

  /* Spacing scale */
  --space-xxs: 3px;
  --space-xs: 6px;
  --space-sm: 8px;
  --space-md: 12px;
  --space-lg: 18px;
  --space-xl: 24px;
  --space-xxl: 36px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 14px;
  --radius-pill: 999px;

  /* Media */
  --entry-media-ratio: 40%;
  --entry-content-ratio: 60%;
  --entry-image-max-width: 240px;
  --portrait-max-width: 220px;
}

:root[data-theme="dark"] {
  color-scheme: dark;

  --color-bg: #1c1c1e;
  --color-text: #f2f2f7;
  --color-text-muted: #d1d1d6;
  --color-text-soft: #b8b8bd;

  --color-link: #0a84ff;
  --color-link-hover: #ffcb05;
  --color-link-hover-nav: #ffcb05;

  --color-border: #6c6c70;
  --color-border-soft: #48484a;

  --color-surface: #2c2c2e;
  --color-surface-subtle: rgba(255, 255, 255, 0.045);
  --color-surface-muted: rgba(255, 255, 255, 0.14);

  --color-card-border: rgba(255, 255, 255, 0.12);
  --color-card-hover-border: rgba(10, 132, 255, 0.52);
  --color-card-hover-bg: rgba(10, 132, 255, 0.1);

  --color-highlight-text: #ff3b30;
  --color-highlight-bg: rgba(255, 59, 48, 0.12);
  --color-highlight-border: rgba(255, 59, 48, 0.42);

  --color-definition-text: #d1d1d6;
  --color-block-title: #ffb29d;
  --color-info-bg: #2a2a20;
  --color-code-bg: #2a2a2c;
  --color-code-command: #9bbcff;
  --color-code-statement: #72d672;
  --color-code-builtin: #9bbcff;
  --color-code-special: #ff9b9b;
  --color-code-operator: #ffb0b0;
  --color-code-error: #ff8a8a;
  --color-code-comment: #b8b8bd;
  --color-tag-bg: rgba(255, 255, 255, 0.12);
  --color-tag-text: #e5e5ea;
  --color-control-active-bg: #3a3a3c;

  --color-focus: #64d2ff;

  --shadow-image: 0 4px 14px rgba(0, 0, 0, 0.42);
  --shadow-card-hover: 0 4px 14px rgba(0, 0, 0, 0.28);
  --shadow-control-active: 0 1px 5px rgba(0, 0, 0, 0.38);
}

:root[data-theme="michigan"] {
  color-scheme: dark;

  --color-bg: #00274c;
  --color-text: #f4f7fa;
  --color-text-muted: #d6e2ee;
  --color-text-soft: #b9c9d8;

  --color-link: #ffcb05;
  --color-link-hover: #e01f7c;
  --color-link-hover-nav: #e01f7c;

  --color-border: #6e879e;
  --color-border-soft: #345674;

  --color-surface: #0b355c;
  --color-surface-subtle: rgba(255, 255, 255, 0.05);
  --color-surface-muted: rgba(255, 255, 255, 0.15);

  --color-card-border: rgba(255, 255, 255, 0.14);
  --color-card-hover-border: rgba(255, 203, 5, 0.55);
  --color-card-hover-bg: rgba(255, 203, 5, 0.08);

  --color-highlight-text: #ff4d42;
  --color-highlight-bg: rgba(255, 77, 66, 0.12);
  --color-highlight-border: rgba(255, 77, 66, 0.44);

  --color-definition-text: #d6e2ee;
  --color-block-title: #ffcb05;
  --color-info-bg: #0d3a64;
  --color-code-bg: #082f55;
  --color-code-command: #9fc5ff;
  --color-code-statement: #9fe1ae;
  --color-code-builtin: #9fc5ff;
  --color-code-special: #ffb3b3;
  --color-code-operator: #ffd27a;
  --color-code-error: #ff9b9b;
  --color-code-comment: #c0d0de;
  --color-tag-bg: rgba(255, 255, 255, 0.13);
  --color-tag-text: #f4f7fa;
  --color-control-active-bg: #16456f;

  --color-focus: #ffcb05;

  --shadow-image: 0 4px 14px rgba(0, 15, 30, 0.46);
  --shadow-card-hover: 0 4px 14px rgba(0, 15, 30, 0.3);
  --shadow-control-active: 0 1px 5px rgba(0, 15, 30, 0.42);
}

/* Base */

html {
  background-color: var(--color-bg);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--anchor-scroll-margin);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family:
    -apple-system, "SF Pro Text", "SF Pro Display", "SF Pro Icons",
    "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: var(--color-text);
  background-color: var(--color-bg);
  text-align: left;
  font-size: var(--font-size-base);
  line-height: var(--line-height-body);
  margin: 0 auto var(--body-bottom-space);
  padding: 0 var(--body-inline-padding) var(--body-bottom-space);
  max-width: var(--content-max-width);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Typography */

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color 0.18s ease;
}

a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

a:hover,
a:focus-visible {
  color: var(--color-link-hover);
  text-decoration: none;
  border-bottom: none;
}

strong {
  font-weight: 600;
}

h1,
h2,
h3 {
  color: var(--color-text);
  margin-top: 11px;
  margin-bottom: var(--space-sm);
  padding-top: var(--space-sm);
  padding-bottom: var(--space-xxs);
  line-height: var(--line-height-heading);
  border-bottom: 1px solid var(--color-border);
}

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

h2 {
  font-size: var(--font-size-h2);
}

h2 + h3 {
  padding-top: var(--space-xxs);
}

h3 {
  font-size: var(--font-size-h3);
  border-bottom: none;
}

p {
  margin-top: 0;
  margin-bottom: var(--space-md);
  padding: 0;
}

/* List System */

ul,
ol,
dl {
  margin-top: var(--space-xxs);
  margin-bottom: 13px;
  padding-top: 0;
  padding-left: 22px;
}

ul {
  list-style-position: outside;
  list-style-type: square;
}

ol {
  list-style-position: outside;
  list-style-type: decimal;
}

ol ol {
  list-style-type: lower-alpha;
}

ol ol ol {
  list-style-type: lower-roman;
}

dl {
  margin-left: 20px;
}

dt {
  margin-top: var(--space-sm);
  margin-bottom: 0;
}

dd {
  color: var(--color-definition-text);
}

dd > *:first-child {
  margin-top: 0;
}

p + ul,
p + ol {
  margin-top: -8px;
}

li p,
dd p {
  margin-bottom: 5px;
}

/* Code & Info Blocks */

p + div.codeblock {
  margin-top: -10px;
}

div.codeblock,
div.infoblock {
  margin-top: 19px;
  margin-bottom: 21px;
  margin-right: 0;
}

div.blocktitle {
  font-weight: 600;
  color: var(--color-block-title);
  margin-top: 19px;
  margin-bottom: 2px;
}

div.blockcontent {
  border: 1px solid var(--color-border);
  padding: 5px 8px;
}

div.blockcontent p + ul,
div.blockcontent p + ol {
  margin-top: var(--space-xs);
}

div.infoblock > div.blockcontent {
  background: var(--color-info-bg);
}

div.codeblock > div.blockcontent {
  background: var(--color-code-bg);
}

div.infoblock p {
  margin-bottom: 0;
}

div.infoblock p + p {
  margin-top: 13px;
}

div.infoblock li p,
div.infoblock dd p {
  margin-bottom: var(--space-sm);
}

/* Code Highlight */

span.pycommand {
  color: var(--color-code-command);
}

span.statement {
  color: var(--color-code-statement);
}

span.builtin {
  color: var(--color-code-builtin);
}

span.special {
  color: var(--color-code-special);
}

span.operator {
  color: var(--color-code-operator);
}

span.error {
  color: var(--color-code-error);
}

span.comment,
span.comment > *,
span.string,
span.string > * {
  color: var(--color-code-comment);
}

/* Navigation Bar */

.navbar {
  position: static;

  width: 100%;
  max-width: none;
  margin: var(--navbar-top-space) auto 0;
  padding: 10px 16px;

  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;

  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.navbar + .page-content {
  padding-top: var(--nav-content-gap);
}

.navbar a {
  color: var(--color-text);
  font-weight: 500;
  text-decoration: none;
  transition:
    color 0.2s ease,
    opacity 0.2s ease;
}

.navbar a:hover {
  color: var(--color-link-hover-nav);
}

/* Shared Page Layout */

.page,
.page-content,
.contacts,
.text,
.bio,
.news,
.updates,
.education,
.honors,
.experience,
.projects,
.service,
.beyond,
.ba-section {
  width: 100%;
}

.page-content {
  padding-top: var(--page-top-space);
}

.bio,
.news,
.updates,
.education,
.honors,
.experience,
.projects,
.service,
.beyond {
  margin-bottom: var(--section-gap);
}

.title {
  font-weight: 700;
  letter-spacing: -0.015em;
}

.subtitle,
.subtitle-with-link {
  margin-top: 0;
  margin-bottom: var(--space-sm);
  font-weight: 700;
}

.subtitle-with-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.subtitle-with-link span {
  min-width: 0;
}

.subtitle-link {
  flex-shrink: 0;
  white-space: nowrap;
  font-size: 20px;
  font-weight: 600;
}

.section-note {
  margin: 0 0 var(--space-sm);
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Shared Components: Entry System */

.entry-list {
  display: flex;
  flex-direction: column;
  gap: var(--entry-gap);
}

.entry-item {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
}

.entry-item--highlight {
  padding: var(--space-md);
  border: 1px solid var(--color-highlight-border);
  border-radius: var(--radius-lg);
  background: var(--color-highlight-bg);
}

.entry-media {
  flex: 0 0 var(--entry-media-ratio);
  display: flex;
  justify-content: center;
}

.entry-media--logo {
  align-items: center;
  min-height: 104px;
  padding: 4px 16px;
}

.entry-media--image {
  align-items: flex-start;
}

.entry-content {
  flex: 0 0 var(--entry-content-ratio);
}

.entry-content > * {
  margin: 0;
}

.entry-content > * + * {
  margin-top: var(--space-xxs);
}

.entry-content > .entry-desc {
  margin-top: 3px;
}

.entry-content > .entry-links {
  margin-top: var(--space-xs);
}

.entry-title {
  font-weight: 600;
}

.entry-subtitle {
  font-weight: 600;
}

.entry-time {
  font-style: normal;
}

.entry-desc {
  text-align: left;
}

.entry-highlight,
.text-highlight {
  color: var(--color-highlight-text);
  font-weight: 600;
  font-style: italic;
}

.entry-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}

.entry-link-wrap {
  white-space: nowrap;
}

.entry-link {
  display: inline;
}

/* Shared Components: Record List System */

.record-list {
  margin: 0;
  padding-left: 22px;
}

.record-item {
  margin: 0;
}

.record-marker {
  white-space: nowrap;
}

/* Shared Components: Institution Logos */

.institution-logo {
  display: block;
  height: auto;
  object-fit: contain;
}

.institution-logo--square {
  width: 112px;
  max-width: 100%;
  max-height: 112px;
}

.institution-logo--wide {
  width: 220px;
  max-width: 100%;
  max-height: 76px;
}

.institution-logo--tall {
  width: auto;
  height: 112px;
  max-width: 100%;
  max-height: 112px;
}

/* Shared Components: Entry Images */

.entry-image {
  width: 100%;
  max-width: var(--entry-image-max-width);
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-image);
}

/* Homepage: Bio */

.bio-header {
  text-align: center;
  margin-top: 0;
  margin-bottom: 28px;
}

.bio-content {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xxl);
  margin-bottom: var(--space-md);
}

.bio-text {
  flex: 7;
}

.bio-text p {
  margin-bottom: var(--space-md);
  text-align: left;
}

.bio-name {
  margin: 0;
  padding: 0;
  border-bottom: none;
  font-size: var(--font-size-name);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.bio-photo {
  flex: 3;
  display: flex;
  justify-content: flex-end;
  align-items: flex-start;
  padding-right: 20px;
}

.bio-photo[hidden] {
  display: none;
}

.bio-photo img {
  width: 100%;
  max-width: var(--portrait-max-width);
  height: auto;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-image);
}

.portrait-toggle {
  position: relative;
  width: 100%;
  max-width: var(--portrait-max-width);
  aspect-ratio: 3 / 4;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: var(--radius-lg);
  background: transparent;
  perspective: 900px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.portrait-toggle:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 4px;
}

.portrait-card {
  position: absolute;
  inset: 0;
  display: block;
  transform-style: preserve-3d;
  transition: transform 360ms cubic-bezier(0.2, 0.65, 0.3, 1);
}

.portrait-toggle.is-flipped .portrait-card {
  transform: rotateY(180deg);
}

.bio-photo .portrait-face {
  position: absolute;
  inset: 0;
  width: 100%;
  max-width: none;
  height: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

.bio-photo .portrait-face--back {
  transform: rotateY(180deg);
}

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

/* Homepage: Education */

.education .entry-list--section {
  margin-top: var(--space-md);
}

/* Homepage: Experience */

.experience .entry-list--section {
  margin-top: var(--space-md);
}

/* Homepage: Projects */

.projects .entry-list--section {
  margin-top: var(--space-md);
}

/* Homepage: Honors */

.honors .entry-list--selected {
  margin: var(--space-md) 0 var(--space-md);
}

/* Homepage: Beyond Preview */

.text-content {
  margin-bottom: var(--space-sm);
}

.text-content p {
  margin-bottom: var(--space-sm);
  text-align: left;
}

/* Contact Page */

.contact-list {
  margin-bottom: 20px;
}

.contact-item {
  line-height: var(--line-height-body);
  margin-bottom: 2px;
}

.contact-label {
  font-weight: 500;
}

/* Text & Quote */

.quote {
  margin-top: var(--space-xl);
  padding-left: var(--space-lg);
  border-left: 3px solid var(--color-border);
}

.quote p:last-child {
  margin-bottom: 0;
}

/* Beyond Academia Pages */

.ba-hero {
  margin-bottom: var(--section-gap);
}

.ba-section {
  width: 100%;
  margin-bottom: var(--section-gap);
  scroll-margin-top: var(--anchor-scroll-margin);
}

.ba-section .subtitle {
  margin-top: 0;
}

.log-category-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.log-category-card {
  display: block;
  padding: 16px 18px;

  color: inherit;
  text-decoration: none;
  border-bottom: none;

  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface-subtle);

  cursor: pointer;

  transition:
    border-color 0.2s ease,
    background-color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.log-category-card:hover,
.log-category-card:focus {
  color: inherit;
  text-decoration: none;
  border-bottom: none;
}

.log-category-card:hover {
  border-color: var(--color-card-hover-border);
  background: var(--color-card-hover-bg);
  transform: translateY(-1px);
  box-shadow: var(--shadow-card-hover);
}

.log-category-card:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.log-category-card h3 {
  margin-top: 0;
  margin-bottom: var(--space-sm);
  padding-top: 0;
  padding-bottom: 0;
  line-height: 1.25;

  color: inherit;
  transition: color 0.2s ease;
}

.log-category-card:hover h3,
.log-category-card:focus-visible h3 {
  color: var(--color-link);
}

.log-category-card p {
  margin-bottom: 0;
  color: inherit;
  text-align: left;
}

/* Blog Index */

.blog-index-header {
  margin-bottom: var(--section-gap);
}

.blog-index-section {
  margin-bottom: var(--section-gap);
}

.blog-list {
  display: flex;
  flex-direction: column;
  gap: var(--entry-gap);
  margin-top: 14px;
}

.blog-entry {
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--color-border-soft);
}

.blog-entry:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.blog-entry-title {
  margin-top: 0;
  margin-bottom: var(--space-xs);
  padding-top: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.blog-entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0 14px;
  margin-bottom: var(--space-sm);
  color: var(--color-text-soft);
  font-size: var(--font-size-meta);
}

.blog-entry-summary {
  margin-bottom: 10px;
  text-align: left;
}

.blog-archive {
  margin-top: 14px;
}

.blog-archive-year h3 {
  margin-top: 0;
  margin-bottom: var(--space-sm);
  padding-top: 0;
  border-bottom: none;
}

.blog-archive-list {
  margin: 0;
  padding-left: 22px;
}

.blog-archive-list span {
  margin: 0 var(--space-xs);
}

/* Posts */

.post-header {
  margin-bottom: var(--section-gap);
}

.post-breadcrumb {
  margin-bottom: var(--space-md);
  font-size: 16px;
}

.post-breadcrumb span {
  margin: 0 var(--space-xs);
}

.post-title {
  padding-top: 0;
}

.post-subtitle {
  margin-bottom: var(--space-md);
  color: inherit;
  font-size: var(--font-size-subtitle);
  text-align: left;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0 14px;
  margin-bottom: 10px;
  color: var(--color-text-soft);
  font-size: var(--font-size-meta);
}

.post-meta span {
  white-space: nowrap;
}

.post-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xxs);
}

.post-tags span {
  padding: 2px var(--space-sm);
  border-radius: var(--radius-pill);
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  font-size: var(--font-size-small);
}

.post-content {
  margin-bottom: 28px;
}

.post-content h2 {
  margin-top: var(--space-xl);
  margin-bottom: 10px;
  padding-bottom: 0;
  border-bottom: none;
}

.post-content h3 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
}

/* Poem / Special Content */

.poem-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: var(--space-md);
}

.poem-line {
  display: flex;
  gap: 32px;
  width: fit-content;
}

.poem-line span {
  text-align: left;
}

.poem-line span:first-child {
  min-width: 140px;
}

.poem-line span:last-child {
  min-width: 360px;
  font-style: italic;
}

.reflection {
  margin-top: 10px;
  color: var(--color-text-soft);
  font-style: italic;
}

/* Footer */

.site-footer {
  margin-top: 20px;
}

.footer-back {
  margin-top: var(--footer-top-space);
  margin-bottom: var(--space-md);
}

.footer-meta {
  text-align: center;
  border-top: 1px solid var(--color-border-soft);
  padding: var(--footer-block-padding) 0;
}

.footer-updated,
.footer-copyright,
.footer-visitor-map {
  margin-bottom: var(--space-sm);
}

.footer-notice {
  margin-bottom: 16px;
}

.footer-visitor-map {
  text-align: center;
}

.footer-theme {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: 16px;
  color: var(--color-text-soft);
}

.footer-theme-label {
  font-size: var(--font-size-meta);
}

.theme-options {
  --theme-indicator-x: 3px;
  --theme-indicator-width: 0px;

  position: relative;
  display: inline-flex;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  isolation: isolate;
}

.theme-options::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: 3px;
  bottom: 3px;
  left: 0;
  width: var(--theme-indicator-width);
  border-radius: var(--radius-pill);
  background: var(--color-control-active-bg);
  box-shadow: var(--shadow-control-active);
  transform: translate3d(var(--theme-indicator-x), 0, 0);
  pointer-events: none;
}

.theme-options[data-indicator-ready="true"]::before {
  transition:
    width 260ms cubic-bezier(0.2, 0.7, 0.3, 1),
    transform 260ms cubic-bezier(0.2, 0.7, 0.3, 1),
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.theme-options button {
  position: relative;
  z-index: 1;
  appearance: none;
  border: 0;
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  background: transparent;
  color: var(--color-text-soft);
  font: inherit;
  font-size: var(--font-size-meta);
  line-height: 1.35;
  cursor: pointer;
  transition: color 180ms ease;
}

.theme-options button:hover {
  color: var(--color-text);
}

.theme-options button[aria-pressed="true"] {
  color: var(--color-text);
}

.theme-options button:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.footer-back span,
.footer-links span {
  margin: 0 var(--space-xs);
}

.footer-links a {
  white-space: nowrap;
}

/* Vectra Documentation */

.page-content--docs {
  max-width: none;
}

.vectra-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  color: var(--color-text-soft);
  font-size: var(--font-size-meta);
}

.vectra-breadcrumb a {
  color: var(--color-text-muted);
}

.vectra-docs-layout {
  display: grid;
  grid-template-columns: 158px minmax(0, 1fr) 132px;
  gap: 0 26px;
  align-items: start;
}

.vectra-docs-sidebar,
.vectra-on-page {
  position: sticky;
  top: var(--anchor-scroll-margin);
}

.vectra-docs-brand {
  display: block;
  margin-bottom: 14px;
  color: var(--color-text);
  font-size: var(--font-size-subtitle);
  font-weight: 700;
  line-height: 1.2;
}

.vectra-docs-brand span {
  display: block;
  margin-top: 2px;
  color: var(--color-text-soft);
  font-size: var(--font-size-small);
  font-weight: 500;
}

.vectra-docs-sidebar ul,
.vectra-on-page ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.vectra-docs-sidebar li,
.vectra-on-page li {
  margin: 0;
}

.vectra-docs-sidebar li + li {
  margin-top: 2px;
}

.vectra-docs-sidebar nav a {
  display: block;
  padding: 5px 8px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text-muted);
  font-size: var(--font-size-meta);
  line-height: 1.32;
}

.vectra-docs-sidebar nav a:hover {
  color: var(--color-link-hover);
  background: var(--color-surface-subtle);
}

.vectra-docs-sidebar nav a[aria-current="page"] {
  border-left-color: var(--color-link);
  color: var(--color-text);
  background: var(--color-surface);
  font-weight: 600;
}

.vectra-docs-repository {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border-soft);
  font-size: var(--font-size-small);
}

.vectra-nav-title {
  margin-bottom: var(--space-sm);
  color: var(--color-text);
  font-size: var(--font-size-small);
  font-weight: 700;
}

.vectra-on-page li + li {
  margin-top: var(--space-sm);
}

.vectra-on-page a {
  display: block;
  color: var(--color-text-soft);
  font-size: var(--font-size-small);
  line-height: 1.28;
}

.vectra-doc-article {
  min-width: 0;
  max-width: 640px;
}

.vectra-doc-article > h1:first-child {
  margin-top: 0;
  padding-top: 0;
}

.vectra-doc-article h1,
.vectra-doc-article h2,
.vectra-doc-article h3,
.vectra-doc-article h4 {
  scroll-margin-top: var(--anchor-scroll-margin);
}

.vectra-doc-article h2 {
  margin-top: 30px;
}

.vectra-doc-article h3 {
  margin-top: 22px;
}

.vectra-doc-article h4 {
  margin: 18px 0 var(--space-sm);
  font-size: var(--font-size-base);
  line-height: var(--line-height-heading);
}

.heading-anchor {
  margin-left: var(--space-sm);
  color: var(--color-text-soft);
  font-size: 0.72em;
  font-weight: 500;
  opacity: 0;
}

.vectra-doc-article :is(h1, h2, h3, h4):hover .heading-anchor,
.heading-anchor:focus-visible {
  opacity: 1;
}

.vectra-doc-article pre {
  max-width: 100%;
  margin: var(--space-md) 0 18px;
  padding: 13px 15px;
  overflow-x: auto;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  background: var(--color-code-bg);
  color: var(--color-text);
  font-size: var(--font-size-meta);
  line-height: 1.5;
  tab-size: 2;
}

.vectra-doc-article code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9em;
}

.vectra-doc-article :not(pre) > code {
  padding: 0.12em 0.32em;
  border-radius: var(--radius-sm);
  background: var(--color-surface-muted);
}

.vectra-doc-article blockquote {
  margin: 16px 0;
  padding: 2px 0 2px 15px;
  border-left: 3px solid var(--color-border);
  color: var(--color-text-muted);
}

.vectra-doc-article blockquote > :last-child {
  margin-bottom: 0;
}

.vectra-doc-article hr {
  margin: 30px 0;
  border: 0;
  border-top: 1px solid var(--color-border-soft);
}

.vectra-doc-article img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-image);
}

.vectra-doc-article table {
  display: block;
  width: 100%;
  margin: 16px 0 20px;
  overflow-x: auto;
  border-collapse: collapse;
  font-size: var(--font-size-meta);
}

.vectra-doc-article th,
.vectra-doc-article td {
  padding: 8px 10px;
  border: 1px solid var(--color-border-soft);
  text-align: left;
  vertical-align: top;
}

.vectra-doc-article th {
  background: var(--color-surface);
  font-weight: 600;
}

.vectra-pagination {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border-soft);
}

.vectra-pagination a {
  padding: 11px 12px;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-subtle);
  line-height: 1.3;
}

.vectra-pagination a:hover {
  border-color: var(--color-card-hover-border);
  background: var(--color-card-hover-bg);
}

.vectra-pagination a span {
  display: block;
  margin-bottom: 3px;
  color: var(--color-text-soft);
  font-size: var(--font-size-small);
}

.vectra-pagination-next {
  text-align: right;
}

#mapmyvisitors-container,
#mapmyvisitors-container *,
#mapmyvisitors-container a,
#mapmyvisitors-container div,
#mapmyvisitors-container span {
  font-family:
    -apple-system, "SF Pro Text", "SF Pro Display", "SF Pro Icons",
    "Helvetica Neue", Helvetica, Arial, sans-serif !important;
  font-size: 14px !important;
  line-height: 1.43 !important;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .portrait-card {
    transition: none;
  }

  .theme-options::before {
    transition: none;
  }
}