/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

:root {
  /* Light mode only */
  --bg-color: #fffff8;
  --text-color: #1a1a1a;
  --text-secondary: #2a2a2a;
  --text-tertiary: #3a3a3a;
  --text-muted: #666;
  --text-dim: #999;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.6);
  --border-subtle: rgba(0, 0, 0, 0.15);
  --link-border: rgba(0, 0, 0, 0.3);
  --link-border-hover: rgba(0, 0, 0, 0.7);
  --trailer-gradient: linear-gradient(to right, transparent, rgb(140, 185, 255), rgb(170, 205, 255));
  --trailer-opacity: 0.4;

  /* Icon colors */
  --icon-ink: #1b1b1d;
  --icon-tw: #6e95c8;
  --icon-gh: #5c87b6;
  --icon-li: #0a66c2;
  --icon-gm: #ef5063;
  --icon-paper: #fdfded;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  padding: 0;
  margin: 0;
  min-height: 100vh;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Sidebar (left gutter; does not shift main content, so annotations on the right stay clear) */
:root {
  --page-max: 800px;
  --sidebar-anchor-max: 800px;
  --page-pad: 2rem;
  --sidebar-w: 260px;
  --sidebar-gap: 1rem;
  --sidebar-top: 4.25rem;
}

body.blog-wide {
  --page-max: 1040px;
}

.site-sidebar {
  width: var(--sidebar-w);
  font-size: 0.98rem;
}

/* Desktop: pin the sidebar in the left gutter beside the centered page content */
@media screen and (min-width: 1100px) {
  .site-sidebar {
    position: fixed;
    top: var(--sidebar-top);
    left: max(0.5rem, calc((100vw - var(--sidebar-anchor-max)) / 2 - var(--sidebar-w) - var(--sidebar-gap)));
    max-height: calc(100vh - (var(--sidebar-top) * 2));
    overflow: auto;
  }
}

.sidebar-section + .sidebar-section {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

.sidebar-title {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
  text-transform: lowercase;
}

.sidebar-note {
  margin: -0.25rem 0 0.75rem;
  color: var(--text-dim);
  font-size: 0.82rem;
  line-height: 1.25;
}

.sidebar-note a {
  color: rgb(68, 119, 170);
}

.sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sidebar-item a {
  width: 100%;
}

.sidebar-link-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-link-date {
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-left: 0.5rem;
  white-space: nowrap;
}

.sidebar-item-muted a {
  color: var(--text-muted);
}

.sidebar-item a {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  color: rgb(68, 119, 170);
}

.sidebar-item a.active {
  color: var(--text-color);
  font-weight: 600;
}

.site-sidebar .icon {
  width: 23px;
  height: 23px;
  object-fit: contain;
  filter: drop-shadow(1px 1px 0px rgba(0, 0, 0, 0.08));
}

.connect-list {
  gap: 0.2rem;
  font-size: inherit;
}

.connect-list .sidebar-item a {
  gap: 0.2rem;
}

/* Mouse Trailer Light Effect */
#mouse-trailer {
  position: fixed;
  background-color: white;
  z-index: 2000;
  height: 120px;
  width: 120px;
  left: 50%;
  top: 50%;
  translate: -50% -50%;
  border-radius: 50%;
  background: var(--trailer-gradient);
  opacity: var(--trailer-opacity);
  filter: blur(30px);
  animation: blob-distort 20s infinite;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

@keyframes blob-distort {
  0% {
    rotate: 0deg;
  }
  60% {
    scale: 1 1.1;
  }
  100% {
    rotate: 359deg;
  }
}

/* Header */
header {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 2rem 1rem;
}

.last-updated {
  font-size: 0.75rem;
  font-style: italic;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

header h1 {
  font-size: 2.5rem;
  font-weight: 400;
  margin: 0;
  letter-spacing: -0.02em;
}

/* Main Content */
main {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem 4rem;
}

/* Sections */
section {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

/* Sidebar uses <nav>; keep it free of the global section borders/padding */
.site-sidebar nav {
  margin: 0;
  padding: 0;
  border: none;
}

section:last-of-type {
  border-bottom: none;
}

/* Home: recent blog list */
.home-blog-list {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.home-blog-item {
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
  margin: 0;
}

.home-blog-date {
  color: #888;
  font-size: 0.85rem;
  flex: 0 0 auto;
}

section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  text-transform: lowercase;
}

section p {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.highlight-red {
  color: #c0392b;
  font-weight: 500;
}

/* Links */
a {
  color: rgb(68, 119, 170);
  text-decoration: none;
  border-bottom: none;
  transition: color 0.2s ease, opacity 0.2s ease;
}

a:hover {
  color: #7eb3d8;
  opacity: 0.8;
}

/* Shake Hover Effect for Special Links */
.shake-hover {
  display: inline-block;
  border-bottom: 1px solid var(--link-border);
  transition: none;
}

.shake-hover:hover {
  animation: shake 0.5s ease-in-out;
  border-bottom-color: var(--link-border-hover);
}

@keyframes shake {
  0%,
  100% {
    transform: translateX(0);
  }
  10%,
  30%,
  50%,
  70%,
  90% {
    transform: translateX(-2px) rotate(-0.5deg);
  }
  20%,
  40%,
  60%,
  80% {
    transform: translateX(2px) rotate(0.5deg);
  }
}

/* Lists */
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

li {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

/* Experience Section */
#experience ul li::before {
  content: "• ";
  color: var(--text-dim);
  margin-right: 0.5rem;
}

/* Projects Section */
.project-item {
  display: flex;
  gap: 2rem;
  margin-bottom: 2.5rem;
  align-items: flex-start;
}

.project-year {
  flex-shrink: 0;
  width: 60px;
  color: var(--text-dim);
  font-size: 0.95rem;
  padding-top: 2px;
}

.project-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.project-content > a {
  font-size: 1.1rem;
  font-weight: 500;
  border-bottom: 1px solid var(--link-border);
}

.project-title {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-color);
}

/* Section Annotation */
.section-annotation {
  position: absolute;
  left: auto;
  margin-left: 0;
  right: calc(-1 * (((100vw - var(--page-max)) / 2) + var(--page-pad)));
  top: 0;
  width: 520px;
  min-height: 1.2rem;
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  font-style: italic;
}

.annotation-text {
  position: absolute;
  right: auto;
  top: 0;
  left: 232px; /* 220px arrow + 12px gap */
  white-space: normal;
  overflow: visible;
  text-align: left;
  line-height: 1.2;
  word-break: break-word;
}

.annotation-arrow {
  position: absolute;
  left: 0;
  top: 0.6rem; /* align with first line of text */
  transform: translateY(-50%);
  display: block;
  width: 220px;
  height: 2px;
  background: #000;
}

.annotation-arrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-right-color: #000;
  border-left: none;
}

#projects {
  position: relative;
}

.project-item-wrapper {
  position: relative;
}

.project-annotation {
  position: absolute;
  left: auto;
  margin-left: 0;
  right: calc(-1 * (((100vw - var(--page-max)) / 2) + var(--page-pad)));
  top: 0;
  width: 520px;
  min-height: 1.2rem;
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  font-style: italic;
}

.project-annotation .annotation-arrow {
  width: 220px;
}

.project-annotation .annotation-arrow::before {
  left: 0;
}

.project-annotation .annotation-text {
  position: absolute;
  right: 0;
  top: 0;
  left: 232px; /* 220px arrow + 12px gap */
  white-space: normal;
  overflow: visible;
  text-align: right;
  line-height: 1.2;
  word-break: break-word;
}

.project-description {
  color: var(--text-tertiary);
  line-height: 1.5;
}

.project-links {
  font-size: 0.9rem;
}

.project-links a {
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
}

.project-links a:hover {
  color: var(--text-color);
  border-bottom-color: var(--link-border);
}

/* Contact Section */
.contact-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.contact-links li {
  margin: 0;
}

.contact-links a {
  color: rgb(68, 119, 170);
  border-bottom: none;
  text-decoration: none;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  transition: all 0.3s ease;
}

.contact-links a:hover {
  color: #7eb3d8;
  transform: translateY(-2px);
}

.contact-links a .icon {
  width: 30px;
  height: 30px;
  object-fit: contain;
  display: inline-block;
  vertical-align: middle;
  margin-right: 0.15rem;
  transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  filter: drop-shadow(1px 2px 0px rgba(0, 0, 0, 0.1));
}

.linkedin-link .icon {
  width: 28px !important;
  height: 28px !important;
}

/* Scrambled email effect */
.email-text {
  display: inline;
}

@keyframes bounce-in {
  0% {
    transform: scale(1) rotate(0deg);
  }
  25% {
    transform: scale(1.3) rotate(-10deg);
  }
  50% {
    transform: scale(1.2) rotate(8deg);
  }
  75% {
    transform: scale(1.25) rotate(-4deg);
  }
  100% {
    transform: scale(1.2) rotate(0deg);
  }
}

.contact-links a:hover .icon {
  animation: bounce-in 0.5s ease-in-out;
  filter: drop-shadow(2px 3px 0px rgba(0, 0, 0, 0.15));
}

/* Visitors Map Widget */
#visitors {
  margin-top: 1rem;
}

#visitors h3 {
  font-size: 0.85rem;
  opacity: 0.6;
}

.map-widget {
  margin-top: 0.5rem;
  overflow: hidden;
  border-radius: 6px;
  opacity: 0.75;
  transition: opacity 0.4s ease, filter 0.4s ease;
  filter: grayscale(0.3) contrast(0.95);
}

.map-widget:hover {
  opacity: 1;
  filter: grayscale(0) contrast(1);
}

[data-theme="light"] .map-widget {
  filter: brightness(1.05) contrast(0.9) grayscale(0.2);
}

[data-theme="light"] .map-widget:hover {
  filter: brightness(1.1) contrast(1) grayscale(0);
}

/* Footer */
footer {
  max-width: 680px;
  margin: 0 auto;
  padding: 2rem;
  border-top: 1px solid var(--border-color);
  margin-top: 4rem;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-start;
}

/* Wide blog layout: make the overall page container wider on blog pages only */
body.blog-wide header,
body.blog-wide main,
body.blog-wide footer {
  max-width: 1040px;
}

/* Blog pages: shift content right so the fixed sidebar stays in the same place as the homepage */
@media screen and (min-width: 1100px) {
  body.blog-wide.with-sidebar header,
  body.blog-wide.with-sidebar main,
  body.blog-wide.with-sidebar footer {
    margin-left: calc((100vw - var(--sidebar-anchor-max)) / 2);
    margin-right: auto;
  }
}

footer #visitors {
  margin: 0;
}

footer #visitors h3 {
  display: none;
}

footer p {
  font-size: 0.875rem;
  color: var(--text-dim);
  margin: 0;
  padding-top: 0.25rem;
}

/* Mobile Responsiveness */
@media screen and (max-width: 768px) {
  .site-sidebar {
    position: static;
    width: auto;
    max-width: 800px;
    margin: 0 auto;
    padding: 1rem 1.5rem 0;
  }

  header {
    padding: 2rem 1.5rem 1.5rem;
  }

  header h1 {
    font-size: 2rem;
  }

  main {
    padding: 0 1.5rem 3rem;
  }

  .project-item {
    flex-direction: column;
    gap: 0.5rem;
  }

  .project-year {
    width: auto;
  }

  .contact-links {
    gap: 1.5rem;
  }

  section {
    margin-bottom: 2.5rem;
  }

  .section-annotation,
  .project-annotation {
    display: none;
  }
}

@media screen and (max-width: 480px) {
  header h1 {
    font-size: 1.75rem;
  }

  main {
    padding: 0 1rem 2rem;
  }

  header {
    padding: 1.5rem 1rem 1rem;
  }

  .contact-links {
    flex-direction: column;
    gap: 0.75rem;
  }

  .contact-links a .icon {
    width: 24px;
    height: 24px;
  }

  .linkedin-link .icon {
    width: 22px !important;
    height: 22px !important;
  }

  footer {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  #map-container {
    margin: 0 auto;
  }
}

/* Blog / Obsidian image figures */
.obsidian-figure {
  margin: 1.75rem auto;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.obsidian-figure img {
  display: block;
  max-width: 100%;
  height: auto;
}

.obsidian-figure figcaption {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
  max-width: 680px;
}

/* ========================================
   Obsidian Callout Styles
   ======================================== */
blockquote[data-callout] {
  margin: 1.5rem 0;
  padding: 0;
  border: none;
  border-radius: 6px;
  overflow: hidden;
  background: #f8f9fa;
  border-left: 4px solid #448aff;
}

blockquote[data-callout] .callout-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: rgba(68, 138, 255, 0.1);
  font-weight: 600;
  font-size: 0.95rem;
}

blockquote[data-callout] .callout-title-icon {
  display: flex;
  align-items: center;
  color: #448aff;
}

blockquote[data-callout] .callout-title-icon svg {
  width: 18px;
  height: 18px;
}

/* Add callout type text after icon */
blockquote[data-callout] .callout-title::after {
  text-transform: capitalize;
}
blockquote[data-callout="note"] .callout-title::after { content: "Note"; }
blockquote[data-callout="tip"] .callout-title::after { content: "Tip"; }
blockquote[data-callout="hint"] .callout-title::after { content: "Hint"; }
blockquote[data-callout="warning"] .callout-title::after { content: "Warning"; }
blockquote[data-callout="caution"] .callout-title::after { content: "Caution"; }
blockquote[data-callout="danger"] .callout-title::after { content: "Danger"; }
blockquote[data-callout="error"] .callout-title::after { content: "Error"; }
blockquote[data-callout="info"] .callout-title::after { content: "Info"; }
blockquote[data-callout="question"] .callout-title::after { content: "Question"; }
blockquote[data-callout="faq"] .callout-title::after { content: "FAQ"; }
blockquote[data-callout="example"] .callout-title::after { content: "Example"; }
blockquote[data-callout="quote"] .callout-title::after { content: "Quote"; }
blockquote[data-callout="cite"] .callout-title::after { content: "Cite"; }
blockquote[data-callout="abstract"] .callout-title::after { content: "Abstract"; }
blockquote[data-callout="summary"] .callout-title::after { content: "Summary"; }
blockquote[data-callout="todo"] .callout-title::after { content: "Todo"; }
blockquote[data-callout="success"] .callout-title::after { content: "Success"; }
blockquote[data-callout="check"] .callout-title::after { content: "Check"; }
blockquote[data-callout="done"] .callout-title::after { content: "Done"; }
blockquote[data-callout="failure"] .callout-title::after { content: "Failure"; }
blockquote[data-callout="fail"] .callout-title::after { content: "Fail"; }
blockquote[data-callout="bug"] .callout-title::after { content: "Bug"; }
blockquote[data-callout="important"] .callout-title::after { content: "Important"; }

blockquote[data-callout] .callout-content {
  padding: 0.75rem 1rem 0.25rem;
}

/* Lists inside callouts - override global list-style: none */
blockquote[data-callout] ul {
  list-style: disc !important;
  padding-left: 1.5rem !important;
  margin: 0.5rem 1rem 0.75rem !important;
}

blockquote[data-callout] ul ul {
  list-style: circle !important;
  margin: 0.25rem 0 !important;
}

blockquote[data-callout] ul ul ul {
  list-style: square !important;
}

blockquote[data-callout] li {
  margin-bottom: 0.35rem;
  color: var(--text-secondary, #2a2a2a);
}

blockquote[data-callout] li::before {
  content: none !important;
}

/* Callout type variations */
blockquote[data-callout="note"] {
  border-left-color: #448aff;
}
blockquote[data-callout="note"] .callout-title {
  background: rgba(68, 138, 255, 0.1);
}
blockquote[data-callout="note"] .callout-title-icon {
  color: #448aff;
}

blockquote[data-callout="tip"],
blockquote[data-callout="hint"] {
  border-left-color: #00bfa5;
}
blockquote[data-callout="tip"] .callout-title,
blockquote[data-callout="hint"] .callout-title {
  background: rgba(0, 191, 165, 0.1);
}
blockquote[data-callout="tip"] .callout-title-icon,
blockquote[data-callout="hint"] .callout-title-icon {
  color: #00bfa5;
}

blockquote[data-callout="warning"],
blockquote[data-callout="caution"] {
  border-left-color: #ff9100;
}
blockquote[data-callout="warning"] .callout-title,
blockquote[data-callout="caution"] .callout-title {
  background: rgba(255, 145, 0, 0.1);
}
blockquote[data-callout="warning"] .callout-title-icon,
blockquote[data-callout="caution"] .callout-title-icon {
  color: #ff9100;
}

blockquote[data-callout="danger"],
blockquote[data-callout="error"] {
  border-left-color: #ff5252;
}
blockquote[data-callout="danger"] .callout-title,
blockquote[data-callout="error"] .callout-title {
  background: rgba(255, 82, 82, 0.1);
}
blockquote[data-callout="danger"] .callout-title-icon,
blockquote[data-callout="error"] .callout-title-icon {
  color: #ff5252;
}

blockquote[data-callout="info"] {
  border-left-color: #00b8d4;
}
blockquote[data-callout="info"] .callout-title {
  background: rgba(0, 184, 212, 0.1);
}
blockquote[data-callout="info"] .callout-title-icon {
  color: #00b8d4;
}

blockquote[data-callout="question"],
blockquote[data-callout="faq"] {
  border-left-color: #aa00ff;
}
blockquote[data-callout="question"] .callout-title,
blockquote[data-callout="faq"] .callout-title {
  background: rgba(170, 0, 255, 0.1);
}
blockquote[data-callout="question"] .callout-title-icon,
blockquote[data-callout="faq"] .callout-title-icon {
  color: #aa00ff;
}

blockquote[data-callout="example"] {
  border-left-color: #7c4dff;
}
blockquote[data-callout="example"] .callout-title {
  background: rgba(124, 77, 255, 0.1);
}
blockquote[data-callout="example"] .callout-title-icon {
  color: #7c4dff;
}

blockquote[data-callout="quote"],
blockquote[data-callout="cite"] {
  border-left-color: #9e9e9e;
}
blockquote[data-callout="quote"] .callout-title,
blockquote[data-callout="cite"] .callout-title {
  background: rgba(158, 158, 158, 0.1);
}
blockquote[data-callout="quote"] .callout-title-icon,
blockquote[data-callout="cite"] .callout-title-icon {
  color: #9e9e9e;
}