/* Gruvbox Minimal Palette (from github.com/dybdeskarphet/gruvbox-minimal.nvim) */

:root {
  /* FG and BG colors */
  --base-00: #11110f; /* Main dark background */
  --base-01: #221f1d; /* Surface / Cards */
  --base-02: #2d2c2b; /* Elevated containers / Hover / Subtle borders */
  --base-03: #32302f; /* Dividers / Borders */
  --base-04: #3c3836; /* Active borders */
  --base-05: #504945;
  --base-06: #665c54;
  --base-07: #7c6f64;
  --base-08: #928374; /* Comments / Muted text */
  --base-09: #a89984;
  --base-10: #bdae93; /* Operators */
  --base-11: #d5c4a1;
  --base-12: #ebdbb2; /* Body text (fg) */
  --base-13: #f2e5bc; /* Tags / Emphasis */
  --base-14: #fbf1c7; /* Bright headers (fg0) */
  --base-15: #f9f5d7; /* Highest contrast */

  /* Gruvbox Minimal Accent Colors */
  --red:     #ea6962;
  --orange:  #e78a4e;
  --yellow:  #d8a657;
  --green:   #a9b665;
  --cyan:    #89b482;
  --blue:    #7daea3;
  --magenta: #d3869b;

  --code-font: "JetBrains Mono", "Fira Code", monospace;
}

/* Page Body - Centered readable column */
body {
  background-color: var(--base-00) !important;
  color: var(--base-12) !important;
  max-width: 48em;
  margin: 0 auto !important;
  padding: 1.5rem 1.2rem 4rem 1.2rem;
  box-sizing: border-box;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--base-14) !important;
  font-weight: 700;
}

h1 {
  color: var(--yellow) !important;
}

a {
  color: var(--blue) !important;
  text-decoration: none !important;
  border-bottom: none !important;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--green) !important;
  text-decoration: underline !important;
  text-decoration-color: var(--green) !important;
  text-underline-offset: 3px;
  border-bottom: none !important;
}

hr {
  border-color: var(--base-03) !important;
}

blockquote {
  background-color: var(--base-01) !important;
  border-left: 4px solid var(--orange) !important;
  color: var(--base-12) !important;
}

/* Code Blocks & Inline Code */
pre {
  background-color: var(--base-00) !important;
  border: 1px solid var(--base-02) !important;
  border-radius: 4px;
  padding: 1rem !important;
  line-height: 1.5 !important;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

code, kbd, samp {
  background-color: var(--base-01) !important;
  color: var(--yellow) !important;
  font-family: var(--code-font) !important;
  border-radius: 3px;
}

pre *, code * {
  font-style: normal !important;
  text-decoration: none !important;
}

/* Site Header */
.site-header {
  border-bottom: 1px solid var(--base-02);
  padding: 0.5rem 0 0.95rem 0;
  margin-bottom: 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Nerd Fonts Utility */
.nf {
  font-family: "Symbols Nerd Font", "SymbolsNerdFontMono", monospace;
  font-style: normal;
  font-weight: normal;
  display: inline-block;
  line-height: 1;
  text-rendering: auto;
  -webkit-font-smoothing: antialiased;
}

.site-title {
  color: var(--yellow) !important;
  text-decoration: none !important;
  border-bottom: none !important;
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.site-title:hover,
.site-title:focus,
.site-title:active {
  color: var(--orange) !important;
  text-decoration: none !important;
  text-decoration-color: transparent !important;
  border-bottom: none !important;
  outline: none;
}

.site-logo-svg {
  height: 28px;
  width: auto;
  max-width: 170px;
  display: block;
  shape-rendering: crispEdges;
  color: var(--yellow);
  transition: color 0.15s ease;
}

.site-title:hover .site-logo-svg,
.site-title:focus .site-logo-svg {
  color: var(--orange);
}

.nav-actions {
  display: inline-flex;
  align-items: center;
}

.search-btn-icon {
  color: var(--base-08);
  font-size: 0.9em;
}

.search-trigger {
  background: var(--base-01);
  border: 1px solid var(--base-02);
  color: var(--base-12);
  border-radius: 4px;
  padding: 0.5rem 0.85rem;
  font-size: 0.85em;
  line-height: 1.2;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-sizing: border-box;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.search-trigger:hover {
  border-color: var(--blue);
  color: var(--base-14);
}

.search-trigger kbd {
  background: var(--base-00);
  color: var(--base-08);
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 0.85em;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--base-02);
}

/* Breadcrumbs */
.breadcrumbs {
  font-size: 0.9em;
  color: var(--base-08);
  margin-bottom: 1.2rem;
}

.breadcrumbs a {
  color: var(--base-08) !important;
  border-bottom: none !important;
}

.breadcrumbs a:hover {
  color: var(--blue) !important;
  text-decoration: underline;
}

.breadcrumbs span.separator {
  margin: 0 0.5rem;
  color: var(--base-03);
}

/* Tag Bar & Tag Chips */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0.5rem 0 1.5rem 0;
}

.tag, .tag-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--base-01);
  border: 1px solid var(--base-02) !important;
  border-bottom: 1px solid var(--base-02) !important;
  color: var(--green) !important;
  font-size: 0.88em;
  line-height: 1 !important;
  height: 1.95rem;
  padding: 0 0.65rem;
  border-radius: 4px;
  text-decoration: none !important;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s ease;
  box-sizing: border-box;
  vertical-align: middle;
  gap: 0.35rem;
}

.tag:hover, .tag-btn:hover {
  background: var(--base-02);
  border-color: var(--green) !important;
  border-bottom-color: var(--green) !important;
  color: var(--base-14) !important;
}

.tag.active, .tag-btn.active {
  background: var(--base-02);
  border-color: var(--yellow) !important;
  border-bottom-color: var(--yellow) !important;
  color: var(--yellow) !important;
  font-weight: 600;
}

.tag-count {
  color: var(--base-08);
  font-size: 0.85em;
  line-height: 1;
}

/* Reset Button */
.tag-btn.reset-btn {
  background: transparent !important;
  border: 1px dashed var(--orange) !important;
  border-bottom: 1px dashed var(--orange) !important;
  color: var(--orange) !important;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}

.tag-btn.reset-btn:hover {
  background: var(--base-01) !important;
  border-color: var(--red) !important;
  border-bottom-color: var(--red) !important;
  color: var(--red) !important;
}

.tag-btn.reset-btn .reset-icon,
.tag-btn.reset-btn .nf {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85em;
  line-height: 1;
  position: relative;
  top: 0;
}

.tag-btn.reset-btn .reset-text {
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

/* Expandable Tag Bar */
.tag-list .tag-overflow {
  display: none !important;
}

.tag-list.expanded .tag-overflow {
  display: inline-flex !important;
}

.tag-btn.tag-expand-btn {
  background: var(--base-01) !important;
  border: 1px dashed var(--base-04) !important;
  border-bottom: 1px dashed var(--base-04) !important;
  color: var(--base-09) !important;
  font-size: 0.88em;
  gap: 0.35rem;
  cursor: pointer;
  user-select: none;
  align-items: center;
  justify-content: center;
}

.tag-btn.tag-expand-btn:hover {
  background: var(--base-02) !important;
  border-color: var(--yellow) !important;
  border-bottom-color: var(--yellow) !important;
  color: var(--yellow) !important;
}

.tag-btn.tag-expand-btn .nf {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85em;
  line-height: 1;
  position: relative;
  top: 0;
}

/* In-table tags (visible on desktop) */
.in-table-tag {
  font-size: 0.8em;
  padding: 0.15rem 0.5rem;
  cursor: pointer;
  margin-right: 0.3rem;
  margin-bottom: 0.2rem;
}

/* Polished Note Header (Title, Date, Tags) */
.note-header {
  margin-top: 0.5rem;
  margin-bottom: 2rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--base-02);
}

.note-title {
  color: var(--base-14) !important;
  margin-top: 0 !important;
  margin-bottom: 0.6rem !important;
  line-height: 1.25;
}

.note-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  line-height: normal;
}

.note-meta-date {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--base-08);
  font-family: var(--code-font);
  font-size: 0.85em;
}

.meta-date-icon {
  font-size: 0.95em;
  color: var(--base-08);
  opacity: 0.85;
}

.note-meta-divider {
  color: var(--base-03);
  font-size: 0.75em;
  user-select: none;
}

.note-meta-tags {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
}

.tag.header-tag {
  font-size: 0.8em;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: var(--base-01);
  border: 1px solid var(--base-02);
  border-bottom: 1px solid var(--base-02) !important;
  color: var(--base-10) !important;
  font-family: var(--code-font);
  text-decoration: none !important;
  line-height: normal;
  transition: all 0.15s ease;
}

.tag.header-tag:hover {
  background: var(--base-02);
  border-color: var(--green) !important;
  border-bottom-color: var(--green) !important;
  color: var(--green) !important;
}

/* Clean Jupyter Cell Styling (Remove In/Out prompts & style outputs) */
.prompt, .input_prompt, .output_prompt {
  display: none !important;
}

.cell {
  padding: 0 !important;
  margin: 1.2rem 0 !important;
  border: none !important;
}

.inner_cell, .input_area {
  width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
}

.output_wrapper {
  margin-top: 0.4rem;
  margin-bottom: 1rem;
  max-width: 100% !important;
  box-sizing: border-box !important;
  overflow-x: auto !important;
}

.output, .output_area {
  max-width: 100% !important;
  box-sizing: border-box !important;
}

.output_subarea, .output_html {
  max-width: 100% !important;
  box-sizing: border-box !important;
  padding: 0 !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch;
}

.output_subarea pre, .output_area pre {
  background-color: var(--base-01) !important;
  border: 1px solid var(--base-03) !important;
  border-left: 3px solid var(--cyan) !important;
  color: var(--base-12) !important;
  padding: 0.75rem 1rem !important;
  font-size: 0.88em !important;
  border-radius: 4px;
}

/* Responsive Tables for Note Content (Markdown tables & Pandas DataFrames) */
.note-content table,
table.dataframe {
  display: block !important;
  width: 100% !important;
  max-width: 100% !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch;
  margin: 1.2rem 0 !important;
  border-collapse: collapse !important;
  border-spacing: 0 !important;
  border: 1px solid var(--base-02) !important;
  border-radius: 4px;
  box-sizing: border-box !important;
}

.note-content table th,
.note-content table td,
table.dataframe th,
table.dataframe td {
  padding: 0.5rem 0.85rem !important;
  border: 1px solid var(--base-02) !important;
  font-size: 0.88em;
  white-space: nowrap;
}

.note-content table thead th,
table.dataframe thead th {
  background-color: var(--base-01) !important;
  color: var(--yellow) !important;
  font-weight: 600;
  text-align: left;
  border-bottom: 2px solid var(--base-03) !important;
}

.note-content table tbody tr:nth-child(even),
table.dataframe tbody tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.015);
}

.note-content table tbody tr:hover,
table.dataframe tbody tr:hover {
  background-color: var(--base-01) !important;
}

/* Custom sleek scrollbar for tables */
.note-content table::-webkit-scrollbar,
table.dataframe::-webkit-scrollbar,
.output_subarea::-webkit-scrollbar {
  height: 6px;
  width: 6px;
}

.note-content table::-webkit-scrollbar-track,
table.dataframe::-webkit-scrollbar-track,
.output_subarea::-webkit-scrollbar-track {
  background: var(--base-00);
  border-radius: 3px;
}

.note-content table::-webkit-scrollbar-thumb,
table.dataframe::-webkit-scrollbar-thumb,
.output_subarea::-webkit-scrollbar-thumb {
  background: var(--base-03);
  border-radius: 3px;
}

.note-content table::-webkit-scrollbar-thumb:hover,
table.dataframe::-webkit-scrollbar-thumb:hover,
.output_subarea::-webkit-scrollbar-thumb:hover {
  background: var(--base-05);
}

/* Responsive MathJax / LaTeX Blocks */
mjx-container[display="true"],
.MathJax_Display {
  display: block !important;
  max-width: 100% !important;
  overflow-x: auto !important;
  overflow-y: hidden !important;
  padding: 0.6rem 0.2rem !important;
  margin: 1.2rem 0 !important;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}

mjx-container:not([display="true"]) {
  max-width: 100% !important;
  overflow-x: auto !important;
  overflow-y: hidden !important;
  vertical-align: -0.15em;
  -webkit-overflow-scrolling: touch;
}

/* Subtle scrollbar for overflowing LaTeX equations */
mjx-container[display="true"]::-webkit-scrollbar,
mjx-container:not([display="true"])::-webkit-scrollbar {
  height: 4px;
}

mjx-container[display="true"]::-webkit-scrollbar-track,
mjx-container:not([display="true"])::-webkit-scrollbar-track {
  background: transparent;
}

mjx-container[display="true"]::-webkit-scrollbar-thumb,
mjx-container:not([display="true"])::-webkit-scrollbar-thumb {
  background: var(--base-03);
  border-radius: 2px;
}

mjx-container[display="true"]::-webkit-scrollbar-thumb:hover,
mjx-container:not([display="true"])::-webkit-scrollbar-thumb:hover {
  background: var(--base-05);
}

/* Prevent viewport stretching while preserving the centered readable column */
html {
  overflow-x: clip;
}

main, article, .note-content {
  max-width: 100%;
  box-sizing: border-box;
}

/* Bottom Back Button */
.note-footer-nav {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--base-02);
  display: flex;
  justify-content: flex-start;
}

.back-btn,
.back-btn:hover,
.back-btn:focus,
.back-btn:active {
  text-decoration: none !important;
  text-decoration-color: transparent !important;
  outline: none;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--base-01) !important;
  border: 1px solid var(--base-03) !important;
  border-bottom: 1px solid var(--base-03) !important;
  color: var(--base-12) !important;
  padding: 0.55rem 1.1rem !important;
  border-radius: 6px;
  font-size: 0.9em;
  line-height: 1.2;
  box-sizing: border-box;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.back-btn:hover {
  background: var(--base-02) !important;
  border: 1px solid var(--blue) !important;
  border-bottom: 1px solid var(--blue) !important;
  color: var(--base-14) !important;
  text-decoration: none !important;
}

.back-btn .nf {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  font-size: 0.9em;
  text-decoration: none !important;
}

/* ========================================================
   OpenSeadragon Gruvbox Minimal Viewer
   ======================================================== */
.osd-viewer-container {
  margin: 1.5rem 0 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.osd-selector-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.osd-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--base-01);
  border: 1px solid var(--base-03) !important;
  color: var(--base-12) !important;
  font-size: 0.88em;
  line-height: 1;
  padding: 0.45rem 0.85rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.osd-tab-btn:hover {
  background: var(--base-02);
  border-color: var(--yellow) !important;
  color: var(--yellow) !important;
}

.osd-tab-btn.active {
  background: var(--base-02);
  border-color: var(--yellow) !important;
  color: var(--yellow) !important;
  font-weight: 600;
}

.osd-viewport {
  width: 100%;
  height: 72vh;
  min-height: 480px;
  background-color: var(--base-00) !important;
  border: 1px solid var(--base-03);
  border-radius: 6px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}

.osd-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.osd-toolbar-group {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.osd-btn,
.osd-btn:hover,
.osd-btn:focus,
.osd-btn:active {
  text-decoration: none !important;
  text-decoration-color: transparent !important;
  outline: none;
}

.osd-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--base-01);
  border: 1px solid var(--base-03) !important;
  color: var(--base-12) !important;
  font-size: 0.85em;
  line-height: 1;
  padding: 0.45rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
  box-sizing: border-box;
  text-decoration: none !important;
  transition: all 0.15s ease;
  font-family: inherit;
}

.osd-btn:hover,
a.osd-btn:hover {
  background: var(--base-02);
  border: 1px solid var(--blue) !important;
  border-bottom: 1px solid var(--blue) !important;
  color: var(--blue) !important;
  text-decoration: none !important;
}

.osd-btn.osd-btn-highlight {
  border: 1px solid var(--orange) !important;
  color: var(--orange) !important;
}

.osd-btn.osd-btn-highlight:hover,
a.osd-btn.osd-btn-highlight:hover {
  background: var(--base-02);
  border: 1px solid var(--yellow) !important;
  border-bottom: 1px solid var(--yellow) !important;
  color: var(--yellow) !important;
}

.osd-btn .nf {
  font-size: 0.9em;
  line-height: 1;
}

.osd-btn.active,
a.osd-btn.active {
  background: var(--base-02) !important;
  border: 1px solid var(--yellow) !important;
  border-bottom: 1px solid var(--yellow) !important;
  color: var(--yellow) !important;
}

/* Fullpage & Native Fullscreen Mode */
.osd-viewer-container.is-fullpage,
.osd-viewer-container:fullscreen {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  max-width: 100vw !important;
  max-height: 100vh !important;
  z-index: 99999 !important;
  background-color: var(--base-00) !important;
  margin: 0 !important;
  padding: 0.85rem !important;
  box-sizing: border-box !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.65rem !important;
}

.osd-viewer-container.is-fullpage .osd-viewport,
.osd-viewer-container:fullscreen .osd-viewport {
  flex: 1 1 auto !important;
  width: 100% !important;
  height: 100% !important;
  min-height: 0 !important;
  max-height: none !important;
  border-radius: 4px;
}

.osd-viewer-container.is-fullpage .osd-toolbar,
.osd-viewer-container:fullscreen .osd-toolbar {
  flex-shrink: 0 !important;
  background: var(--base-01) !important;
  padding: 0.5rem 0.85rem !important;
  border: 1px solid var(--base-03) !important;
  border-radius: 6px !important;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
}

.osd-viewer-container.is-fullpage .osd-selector-bar,
.osd-viewer-container:fullscreen .osd-selector-bar {
  flex-shrink: 0 !important;
  background: var(--base-01) !important;
  padding: 0.4rem 0.75rem !important;
  border: 1px solid var(--base-03) !important;
  border-radius: 6px !important;
}

/* Table of Contents */
.toc-box {
  background: var(--base-01);
  border: 1px solid var(--base-02);
  border-radius: 4px;
  padding: 0.8rem 1.2rem;
  margin: 1.5rem 0;
  font-size: 0.9em;
}

.toc-box summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--yellow);
}

.toc-box ul {
  margin: 0.5rem 0 0 1rem;
  padding-left: 1rem;
}

/* Notes Table */
.notes-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  font-size: 0.95em;
}

.notes-table th, .notes-table td {
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--base-02);
  text-align: left;
}

.notes-table th {
  color: var(--base-08);
  font-weight: 600;
  font-size: 0.8em;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.notes-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

.note-link {
  color: var(--base-14) !important;
  font-weight: 500;
  text-decoration: none !important;
  border-bottom: none !important;
}

.note-link:hover {
  color: var(--blue) !important;
  text-decoration: underline !important;
  text-decoration-color: var(--blue) !important;
  text-underline-offset: 3px;
  border-bottom: none !important;
}

.note-date {
  color: var(--base-08);
  font-size: 0.9em;
}

/* Progressive Loading / Show More */
.pagination-container {
  margin-top: 2rem;
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.load-more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--base-01);
  border: 1px dashed var(--base-04) !important;
  border-bottom: 1px dashed var(--base-04) !important;
  color: var(--base-12) !important;
  font-size: 0.88em;
  line-height: 1;
  padding: 0.65rem 1.4rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}

.load-more-btn:hover {
  background: var(--base-02);
  border-color: var(--yellow) !important;
  border-bottom-color: var(--yellow) !important;
  color: var(--yellow) !important;
}

.load-more-btn .nf {
  font-size: 0.85em;
  line-height: 1;
}

.no-notes-msg {
  color: var(--base-08);
  font-size: 0.9em;
  padding: 1.5rem;
  text-align: center;
}

/* Gruvbox Minimal FZF Search Modal */
.fzf-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(17, 17, 15, 0.85);
  backdrop-filter: blur(3px);
  z-index: 1000;
  justify-content: center;
  align-items: flex-start;
  padding-top: 10vh;
}

.fzf-backdrop.active {
  display: flex;
}

.fzf-modal {
  width: 90%;
  max-width: 620px;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  overflow: visible;
  max-height: 80vh;
}

/* Island 1: Standalone Floating Search Bar */
.fzf-input-wrapper {
  display: flex;
  align-items: center;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--base-03);
  border-radius: 8px;
  background: var(--base-01);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  box-sizing: border-box;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.fzf-input-wrapper:focus-within {
  border-color: var(--yellow);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.6);
}

.fzf-prompt {
  color: var(--yellow);
  font-family: var(--code-font);
  font-weight: bold;
  font-size: 1.1em;
  line-height: 1;
  margin-right: 0.75rem;
  display: flex;
  align-items: center;
  user-select: none;
}

.fzf-input {
  flex: 1;
  background: transparent !important;
  border: none !important;
  color: var(--base-14) !important;
  font-family: inherit !important;
  font-size: 1.05em;
  line-height: 1.2;
  padding: 0;
  margin: 0;
  outline: none !important;
  box-shadow: none !important;
}

.fzf-input:focus,
.fzf-input:active {
  border: none !important;
  outline: none !important;
  box-shadow: none !important;
  background: transparent !important;
}

/* Island 2: Standalone Floating Results Container */
.fzf-results-island {
  background: var(--base-00);
  border: 1px solid var(--base-03);
  border-radius: 8px;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: 60vh;
}

.fzf-results {
  list-style: none;
  margin: 0;
  padding: 0.5rem;
  overflow-y: auto;
  max-height: 52vh;
  -webkit-overflow-scrolling: touch;
}

.fzf-item {
  padding: 0.65rem 0.9rem;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.1s ease, border-left 0.1s ease;
  border-left: 3px solid transparent;
}

.fzf-item:hover, .fzf-item.selected {
  background: var(--base-01);
  border-left-color: var(--yellow);
}

.fzf-item-main {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  width: 100%;
  overflow: hidden;
}

.fzf-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.fzf-item-title {
  color: var(--base-12);
  font-size: 0.95em;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.fzf-item.selected .fzf-item-title {
  color: var(--base-14);
  font-weight: 600;
}

.fzf-item-tags {
  display: flex;
  gap: 0.35rem;
  flex-shrink: 0;
}

.fzf-item-tag {
  color: var(--green);
  font-size: 0.82em;
  font-family: var(--code-font);
  white-space: nowrap;
}

.fzf-item-snippet {
  font-size: 0.82em;
  color: var(--base-08);
  line-height: 1.35;
  white-space: normal;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.fzf-hl {
  background: rgba(216, 166, 87, 0.22);
  color: var(--yellow);
  padding: 0 2px;
  border-radius: 2px;
  font-weight: 600;
}

.fzf-footer {
  padding: 0.5rem 0.9rem;
  background: var(--base-00);
  border-top: 1px solid var(--base-02);
  font-size: 0.8em;
  color: var(--base-08);
  display: flex;
  justify-content: space-between;
}

/* ========================================================
   Mobile Optimization (screens <= 684px)
   ======================================================== */
@media (max-width: 684px) {
  body {
    padding: 1.2rem 1rem 3.5rem 1rem !important;
    font-size: 17px !important;
    line-height: 1.6 !important;
  }

  /* Header */
  .site-header {
    margin-bottom: 1.5rem;
    padding: 0.4rem 0 0.9rem 0;
  }

  .site-title {
    padding: 0;
  }

  .site-logo-svg {
    height: 24px;
    max-width: 140px;
  }

  .search-trigger {
    font-size: 15px !important;
    padding: 7px 14px !important;
    border-radius: 5px;
    touch-action: manipulation;
  }

  .search-trigger kbd {
    font-size: 13px !important;
    padding: 2px 6px !important;
  }

  /* Tag Chips - Balanced & Proportionate */
  .tag-list {
    gap: 0.5rem;
    margin: 0.6rem 0 1.5rem 0;
  }

  .tag, .tag-btn {
    font-size: 15px !important;
    line-height: 1 !important;
    height: 2.25rem !important;
    padding: 0 12px !important;
    border-radius: 5px;
    touch-action: manipulation;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    gap: 0.35rem;
  }

  .tag-count {
    font-size: 13px !important;
    margin-left: 0;
  }

  .tag-btn.reset-btn {
    height: 2.25rem !important;
    padding: 0 12px !important;
    font-size: 15px !important;
    border: 1px dashed var(--orange) !important;
    border-bottom: 1px dashed var(--orange) !important;
  }

  .tag-btn.tag-expand-btn {
    height: 2.25rem !important;
    padding: 0 12px !important;
    font-size: 15px !important;
  }

  /* HIDE row tags ONLY on mobile (desktop keeps them!) */
  .in-row-tags-col {
    display: none !important;
  }

  /* Clean mobile card flow: Title on top, Date below */
  .notes-table thead {
    display: none;
  }

  .notes-table,
  .notes-table tbody,
  .notes-table tr,
  .notes-table td {
    display: block;
    width: 100%;
    box-sizing: border-box;
  }

  .notes-table tr {
    padding: 1rem 0;
    border-bottom: 1px solid var(--base-02);
  }

  .notes-table td {
    padding: 0.15rem 0;
    border: none;
  }

  .note-link {
    font-size: 18px !important;
    line-height: 1.4 !important;
    padding: 0.2rem 0;
    display: inline-block;
  }

  .note-date {
    font-size: 15px !important;
    color: var(--base-08) !important;
    text-align: left !important;
    margin-top: 0.35rem;
    display: block;
  }

  .pagination-container {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
  }

  .load-more-btn {
    width: 100%;
    padding: 0.75rem 1rem !important;
    font-size: 15px !important;
    box-sizing: border-box;
  }

  /* Mobile Note Page Header */
  .note-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
  }

  /* Mobile FZF adjustments */
  .fzf-backdrop {
    padding-top: 4vh;
  }

  .fzf-modal {
    width: 95%;
    gap: 0.5rem;
    max-height: 85vh;
  }

  .fzf-input-wrapper {
    padding: 10px 14px;
    border-radius: 8px;
  }

  .fzf-results-island {
    border-radius: 8px;
    max-height: 65vh;
  }

  .fzf-prompt {
    font-size: 17px !important;
    line-height: 1 !important;
  }

  .fzf-input {
    font-size: 16px !important;
    line-height: 1 !important;
  }

  .fzf-item {
    padding: 11px 14px !important;
  }

  .fzf-item-title {
    font-size: 16px !important;
  }

  .fzf-item-tag {
    font-size: 14px !important;
  }

  .fzf-item-snippet {
    font-size: 13px !important;
    line-height: 1.4 !important;
  }

  .fzf-footer {
    padding: 8px 14px;
    font-size: 13px !important;
  }

  /* Mobile OpenSeadragon adjustments */
  .osd-viewport {
    height: 60vh !important;
    min-height: 340px !important;
  }

  .osd-toolbar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
  }

  .osd-toolbar-group {
    justify-content: space-between;
  }

  .osd-btn {
    flex: 1;
    justify-content: center;
    padding: 0.55rem 0.5rem !important;
    font-size: 14px !important;
  }
}