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

/* ---- Base ---- */
:root {
  --bg: #f0eee6;
  --fg: #1f1e1d;
  --fg-muted: #6b6662;
  --accent: #1f1e1d;
  --border: #d6d2cb;
  --code-bg: #e6e4dc;
  --serif: "Newsreader", "Times New Roman", Georgia, serif;
  --mono: "JetBrains Mono", "SF Mono", "Cascadia Mono", ui-monospace, monospace;
}

/* System dark preference (unless user chose light) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1c1b19;
    --fg: #dedad2;
    --fg-muted: #8f8b84;
    --accent: #dedad2;
    --border: #3a3732;
    --code-bg: #28261f;
  }
}

/* Explicit dark override */
:root[data-theme="dark"] {
  --bg: #1c1b19;
  --fg: #dedad2;
  --fg-muted: #8f8b84;
  --accent: #dedad2;
  --border: #3a3732;
  --code-bg: #28261f;
}

/* Font swap */
:root[data-font="opensans"] {
  --serif: "Open Sans", "Helvetica Neue", Arial, sans-serif;
}

html {
  font-size: 20px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--serif);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  max-width: 620px;
  margin: 0 auto;
  padding: 3rem 1.5rem 6rem;
  transition: background-color 0.2s, color 0.2s;
}

/* ---- Navigation ---- */
nav {
  margin-bottom: 4rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.5rem;
}

@media (max-width: 480px) {
  nav {
    gap: 0.5rem 1rem;
  }
}

nav a {
  color: var(--fg-muted);
  text-decoration: none;
  margin-right: 0;
  display: flex;
  align-items: center;
  line-height: 1;
}

nav a:hover {
  color: var(--fg);
}

nav svg {
  display: block;
}

.nav-icon {
  display: none;
}

@media (max-width: 480px) {
  .nav-label {
    display: none;
  }
  .nav-icon {
    display: block;
    width: 1em;
    height: 1em;
  }
}

/* ---- Typography ---- */
h1 {
  font-family: var(--serif);
  font-size: 1.44rem;
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  text-wrap: balance;
}

h2 {
  font-family: var(--serif);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.2;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

h3 {
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1.25rem;
}

a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}

a:hover {
  text-decoration-thickness: 2px;
}

ul,
ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

li {
  margin-bottom: 0.3rem;
}

strong {
  font-weight: 600;
}

em {
  font-style: italic;
}

blockquote {
  border-left: 2px solid var(--border);
  padding-left: 1.25rem;
  font-style: italic;
  color: var(--fg-muted);
  margin-bottom: 1.25rem;
}

code {
  font-family: var(--mono);
  font-size: 0.75em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}

pre {
  background: var(--code-bg);
  padding: 1.1rem 1.25rem;
  border-radius: 4px;
  overflow-x: auto;
  margin-bottom: 1.5rem;
  line-height: 1.55;
}

pre code {
  background: none;
  padding: 0;
  font-size: 0.72rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
}

th,
td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

th {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fg-muted);
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2.5rem 0;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin-bottom: 1.25rem;
}

/* ---- Article header ---- */
article header {
  margin-bottom: 2.5rem;
}

article header time {
  display: block;
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--fg-muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

article header h1 {
  margin-bottom: 0;
}

/* ---- Project list ---- */
.project-list {
  list-style: none;
  padding: 0;
}

.project-list li {
  margin-bottom: 0.65rem;
  display: flex;
  gap: 1.2rem;
  align-items: baseline;
}

.project-list time {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--fg-muted);
  flex-shrink: 0;
  min-width: 5rem;
}

.project-list .project-title {
  font-weight: 500;
  text-decoration: none;
}

.project-list .project-title:hover {
  text-decoration: underline;
}

.project-list .project-desc {
  color: var(--fg-muted);
  font-size: 0.85rem;
}

.project-list .project-desc::before {
  content: " — ";
}

/* ---- Home ---- */
.intro {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.no-avatar {
  display: block;
}

.no-avatar .avatar {
  display: none;
}

.intro h1 {
  margin-bottom: 0;
  font-size: 1.6rem;
}

.intro-text p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--fg-muted);
  font-style: italic;
}

.avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0;
  flex-shrink: 0;
}

.home-sections {
  list-style: none;
  padding: 0;
  margin: 0;
}

.home-sections li {
  margin-bottom: 1.2rem;
}

.home-sections a {
  text-decoration: none;
}

.home-sections a:hover h2 {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.home-sections h2 {
  font-style: italic;
  font-weight: 400;
  font-size: 1rem;
  margin: 0 0 0.1rem;
}

.home-sections p {
  margin-bottom: 0;
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* ---- CV ---- */
.cv {
  font-size: 0.85rem;
  line-height: 1.45;
}

.cv h1 {
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
}

.cv h2 {
  font-size: 0.7rem;
  font-family: var(--mono);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  margin-top: 1.5rem;
  margin-bottom: 0.6rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--border);
}

.cv-title {
  margin-bottom: 0.25rem;
}

.cv-contact {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--fg-muted);
  margin-bottom: 0;
}

.cv-contact a {
  color: var(--fg-muted);
}

.cv-section {
  margin-bottom: 0;
}

.cv-skills p {
  margin-bottom: 0.2rem;
  font-size: 0.8rem;
}

.cv-skills strong {
  display: inline-block;
  min-width: 7rem;
  color: var(--fg);
  font-weight: 500;
}

.cv-entry {
  margin-bottom: 1.8rem;
}

.cv-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.1rem;
}

.cv-header strong {
  font-size: 0.85rem;
}

.cv-header time {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--fg-muted);
  flex-shrink: 0;
  white-space: nowrap;
}

.cv-stack {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--fg-muted);
  margin-bottom: 0.25rem;
}

.cv ul {
  margin-bottom: 0.25rem;
  padding-left: 1.2rem;
}

.cv li {
  margin-bottom: 0.1rem;
  font-size: 0.8rem;
}

.cv-tags {
  font-size: 0.8rem;
  color: var(--fg-muted);
  margin-bottom: 0;
}

/* ---- Photos ---- */
.photo-filter {
  margin-bottom: 2rem;
}

.timeline-year {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 2rem;
}

.timeline-year::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.4rem;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-year-label {
  position: relative;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--fg);
  margin-top: 0;
  margin-bottom: 1rem;
}

.timeline-year-label::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--fg);
}

.timeline-month {
  margin-bottom: 1.5rem;
}

.timeline-month-label {
  position: relative;
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.timeline-month-label::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--border);
}

/* Mosaic grid */
.mosaic {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}

.mosaic figure {
  margin: 0;
  overflow: hidden;
  border-radius: 4px;
  position: relative;
}

/* Thumbnail loader */
.img-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--code-bg);
  z-index: 1;
}

.img-loader::after {
  content: "";
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--fg-muted);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.mosaic-landscape {
  grid-column: 1 / -1;
}

.mosaic img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 4px;
  margin: 0;
  display: block;
  transition: opacity 0.15s, transform 0.3s;
}

.mosaic-portrait img {
  aspect-ratio: 2 / 3;
}

.mosaic-square img {
  aspect-ratio: 1 / 1;
}

.mosaic-landscape img {
  aspect-ratio: 3 / 2;
}

.mosaic-item:hover img {
  opacity: 0.85;
  transform: scale(1.02);
}

.mosaic figcaption {
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--fg-muted);
  padding: 0.3rem 0;
}

.photo-location {
  display: block;
}

.photo-camera {
  display: block;
  font-size: 0.5rem;
  opacity: 0.7;
}

@media (max-width: 480px) {
  .mosaic {
    grid-template-columns: 1fr;
  }
  .mosaic-portrait img {
    aspect-ratio: auto;
  }
}

/* ---- Item permalinks ---- */
.item-link {
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--fg-muted);
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.15s;
}

.item-link:hover {
  color: var(--fg);
}

.music-item:hover .item-link {
  opacity: 1;
}

.photo-camera .item-link,
.mosaic-item > figcaption > .item-link {
  opacity: 0;
}

.mosaic-item:hover .item-link {
  opacity: 1;
}

@media (hover: none) {
  .item-link {
    opacity: 1;
  }
}

.mosaic-item:target {
  outline: 2px solid var(--fg);
  outline-offset: 2px;
}

.music-item:target {
  border-left: 2px solid var(--fg);
  padding-left: 0.75rem;
}

.empty-note {
  font-style: italic;
  color: var(--fg-muted);
  margin-top: 1.5rem;
}

/* ---- Music ---- */
.music-item {
  margin-bottom: 1.5rem;
}

.music-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.3rem;
}

.music-title {
  font-weight: 500;
  font-size: 0.85rem;
  text-decoration: none;
}

.music-title:hover {
  text-decoration: underline;
}

.music-duration {
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--fg-muted);
  flex-shrink: 0;
}

.music-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-bottom: 0.4rem;
}

.music-tag {
  font-family: var(--mono);
  font-size: 0.55rem;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 0.1rem 0.4rem;
}

.music-item iframe {
  border-radius: 4px;
  display: block;
}

.music-video video {
  width: 100%;
  max-height: 70vh;
  border-radius: 4px;
  display: block;
  background: #000;
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.92);
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 0;
  margin: 0;
}

.lightbox-loader {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.lightbox-loader::after {
  content: "";
  display: block;
  width: 28px;
  height: 28px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
  opacity: 0.7;
  z-index: 1;
}

.lightbox-close:hover {
  opacity: 1;
}

.lightbox-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
}

.lightbox-meta {
  font-family: var(--mono);
  font-size: 0.55rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.02em;
}

.lightbox-actions {
  display: flex;
  gap: 1rem;
}

.lightbox-btn {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.15s;
  display: flex;
}

.lightbox-btn:hover {
  color: #fff;
}

/* ---- Settings ---- */
.settings-group {
  margin-bottom: 2rem;
}

.settings-group label {
  display: block;
  font-family: var(--mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--fg-muted);
  margin-bottom: 0.5rem;
}

.option-group {
  display: flex;
  gap: 0.5rem;
}

.option-group button {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--fg-muted);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.option-group button:hover {
  color: var(--fg);
  border-color: var(--fg-muted);
}

.option-group button[aria-pressed="true"] {
  color: var(--fg);
  border-color: var(--fg);
}

/* ---- Screenshot grid ---- */
.screenshot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.screenshot-grid img {
  width: 100%;
  height: auto;
  cursor: pointer;
  border-radius: 4px;
  margin: 0;
  transition: opacity 0.15s, transform 0.2s;
}

.screenshot-grid img:hover {
  opacity: 0.85;
  transform: scale(1.02);
}

/* ---- Table of Contents ---- */
.toc {
  display: block;
  margin-bottom: 2.5rem;
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: 0;
}

.toc-title {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 0;
  margin-bottom: 0.6rem;
}

.toc ol {
  padding-left: 1.4rem;
  margin: 0;
}

.toc li {
  margin-bottom: 0.4rem;
  font-size: 1rem;
}

.toc a {
  color: var(--fg-muted);
  text-decoration: none;
}

.toc a:hover {
  color: var(--fg);
}

/* ---- Header anchors ---- */
.header-anchor {
  color: var(--border);
  text-decoration: none;
  margin-left: 0.3rem;
  font-weight: 400;
  opacity: 0;
  transition: opacity 0.15s;
}

.header-anchor:hover {
  color: var(--fg-muted);
  text-decoration: none;
}

h2:hover .header-anchor,
h3:hover .header-anchor {
  opacity: 1;
}

/* ---- Release box ---- */
.release-box {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
}

.release-box h3 {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  margin: 0 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.release-assets {
  margin: 0;
  padding-left: 1.2rem;
  font-family: var(--mono);
  font-size: 0.7rem;
}

.release-assets li {
  margin-bottom: 0.2rem;
}

.release-assets a {
  color: var(--accent);
}

/* ---- Footer ---- */
footer {
  margin-top: 5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--fg-muted);
}