/* ==========================================================================
   vajradevam.in — Monokai Pro (Spectrum), as sampled from image.png
   One theme, dark, deliberate. The editor is the interface.
   ========================================================================== */

@font-face {
  font-family: 'Hack';
  src: url('/fonts/hack-regular.woff2') format('woff2');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Hack';
  src: url('/fonts/hack-bold.woff2') format('woff2');
  font-weight: 700; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Hack';
  src: url('/fonts/hack-italic.woff2') format('woff2');
  font-weight: 400; font-style: italic; font-display: swap;
}
@font-face {
  font-family: 'Hack';
  src: url('/fonts/hack-bolditalic.woff2') format('woff2');
  font-weight: 700; font-style: italic; font-display: swap;
}

:root {
  /* surfaces, sampled from the screenshot */
  --bg:      #11100f;   /* editor background      */
  --bg-1:    #19181a;   /* panels, code blocks    */
  --bg-2:    #221f22;   /* chips, inline code     */
  --bg-3:    #2d2a2e;   /* statusline segments    */
  --sel:     #403e41;   /* visual selection       */
  --border:  #2a282b;

  /* text */
  --fg:      #fcfcfa;   /* bright foreground      */
  --fg-dim:  #c1c0c0;   /* body text              */
  --gray:    #939293;   /* secondary              */
  --comment: #727072;   /* comments, gutter       */

  /* syntax */
  --pink:    #ff6188;
  --orange:  #fc9867;
  --yellow:  #ffd866;
  --green:   #a9dc76;
  --cyan:    #78dce8;
  --purple:  #ab9df2;
  --cursor:  #ff7700;   /* the orange cursor line number */

  --mono: 'Hack Nerd Font', 'Hack Nerd Font Mono', 'Hack', 'JetBrains Mono',
          ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  height: 100%;
  background: var(--bg);
  scrollbar-color: var(--bg-3) var(--bg);
}

body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--fg-dim);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--sel); color: var(--fg); }

/* --------------------------------------------------------------------------
   Tabline (top) — vim buffer tabs
   -------------------------------------------------------------------------- */

.tabline {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: stretch;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
  font-size: 0.87rem;
}
.tabline::-webkit-scrollbar { display: none; }

.tabline a {
  display: flex;
  align-items: center;
  gap: 0.45em;
  padding: 0.55rem 1rem;
  color: var(--comment);
  text-decoration: none;
  border-right: 1px solid var(--border);
  white-space: nowrap;
}
.tabline a .tab-no { color: var(--comment); font-size: 0.8em; }
.tabline a:hover { color: var(--fg); background: var(--bg-2); }
.tabline a[aria-current="page"] {
  background: var(--bg);
  color: var(--yellow);
  box-shadow: inset 0 2px 0 var(--yellow);
}
.tabline a[aria-current="page"] .tab-no { color: var(--orange); }
.tabline .tab-fill { flex: 1; border-right: none; pointer-events: none; }
.tabline .tab-ext {
  border-right: none;
  border-left: 1px solid var(--border);
  color: var(--comment);
}
.tabline .tab-ext:hover { color: var(--cyan); }

/* --------------------------------------------------------------------------
   Page body
   -------------------------------------------------------------------------- */

main {
  max-width: 78ch;
  margin: 0 auto;
  padding-block: 3rem 2rem;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}

/* end-of-buffer tildes */
.eob {
  color: var(--comment);
  opacity: 0.6;
  user-select: none;
  line-height: 1.6;
  margin-top: 3rem;
}

footer.cmdline {
  max-width: 78ch;
  margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
  padding-block: 0 4.5rem;
  color: var(--comment);
  font-size: 0.85rem;
}
footer.cmdline a { color: var(--gray); }
footer.cmdline a:hover { color: var(--cyan); }

/* --------------------------------------------------------------------------
   Statusline (bottom, fixed) — powerline, pure CSS separators
   -------------------------------------------------------------------------- */

.statusline {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 60;
  display: flex;
  align-items: stretch;
  height: calc(1.9rem + env(safe-area-inset-bottom, 0px));
  padding-bottom: env(safe-area-inset-bottom, 0px);
  padding-left: env(safe-area-inset-left, 0px);
  padding-right: env(safe-area-inset-right, 0px);
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  line-height: 1.9rem;
  user-select: none;
  white-space: nowrap;
  overflow: hidden;
}

.statusline .seg { padding: 0 0.8em; }

.statusline .mode {
  background: var(--yellow);
  color: var(--bg);
  font-weight: 700;
  letter-spacing: 0.05em;
}
.statusline .mode.visual { background: var(--purple); }
.statusline .sep-r {
  width: 0; height: 0; align-self: center;
  border-top: 0.95rem solid transparent;
  border-bottom: 0.95rem solid transparent;
  border-left: 0.65rem solid var(--yellow);
}
.statusline .mode.visual + .sep-r { border-left-color: var(--purple); }
.statusline .branch { color: var(--gray); background: var(--bg-3); }
.statusline .sep-r2 {
  width: 0; height: 0; align-self: center;
  border-top: 0.95rem solid transparent;
  border-bottom: 0.95rem solid transparent;
  border-left: 0.65rem solid var(--bg-3);
}
.statusline .file { color: var(--fg-dim); }
.statusline .file .mod { color: var(--orange); }
.statusline .fill { flex: 1; }
.statusline .meta { color: var(--comment); }
.statusline .pct  { color: var(--bg); background: var(--yellow); font-weight: 700; min-width: 4ch; text-align: center; }
.statusline .sep-l {
  width: 0; height: 0; align-self: center;
  border-top: 0.95rem solid transparent;
  border-bottom: 0.95rem solid transparent;
  border-right: 0.65rem solid var(--yellow);
}
.statusline .lncol { color: var(--gray); background: var(--bg-3); }
.statusline .sep-l2 {
  width: 0; height: 0; align-self: center;
  border-top: 0.95rem solid transparent;
  border-bottom: 0.95rem solid transparent;
  border-right: 0.65rem solid var(--bg-3);
}

@media (max-width: 560px) {
  .statusline .meta, .statusline .branch, .statusline .sep-r2 { display: none; }
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */

h1, h2, h3, h4 { color: var(--fg); line-height: 1.35; text-wrap: balance; }

h1 {
  font-size: 1.45rem;
  margin: 0.3rem 0 1.6rem;
}

h2 {
  font-size: 1.12rem;
  color: var(--green);
  margin: 2.8rem 0 1rem;
}
h2::before { content: '## '; color: var(--comment); font-weight: 400; }

h3 {
  font-size: 1rem;
  color: var(--cyan);
  margin: 2.2rem 0 0.8rem;
}
h3::before { content: '### '; color: var(--comment); font-weight: 400; }

h4 { font-size: 0.95rem; color: var(--purple); }

/* comment-styled kicker above h1 */
.sec-label {
  color: var(--comment);
  font-style: italic;
  margin: 0 0 0.4rem;
  font-size: 0.85rem;
}
.sec-label::before { content: '// '; }

p { margin: 0 0 1rem; }

a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--cyan) 35%, transparent);
  text-underline-offset: 3px;
}
a:hover {
  color: var(--fg);
  background: var(--sel);
  text-decoration-color: var(--cursor);
}

strong { color: var(--fg); }
em { font-style: italic; }
hr { border: 0; border-top: 1px dashed var(--border); margin: 2.5rem 0; }

blockquote {
  margin: 1.4rem 0;
  padding: 0.2rem 0 0.2rem 1.1rem;
  border-left: 2px solid var(--purple);
  color: var(--gray);
  font-style: italic;
}

ul, ol { padding-left: 1.6rem; margin: 0 0 1rem; }
li { margin-bottom: 0.3rem; }
ul { list-style: none; padding-left: 1.2rem; }
ul > li::before { content: '-'; color: var(--pink); margin-right: 0.7em; margin-left: -1.2rem; }
li::marker { color: var(--pink); }

kbd {
  font-family: inherit;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 3px;
  padding: 0.05em 0.45em;
  font-size: 0.85em;
  color: var(--yellow);
}

/* --------------------------------------------------------------------------
   Code
   -------------------------------------------------------------------------- */

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--bg-2);
  color: var(--yellow);
  padding: 0.12em 0.4em;
  border-radius: 3px;
}

pre {
  position: relative;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1rem 1.2rem;
  overflow-x: auto;
  margin: 1.4rem 0;
  line-height: 1.6;
}
pre code {
  background: none;
  color: var(--fg-dim);
  padding: 0;
  font-size: 0.85rem;
}
pre[data-lang]::after {
  content: attr(data-lang);
  position: absolute;
  top: 0.45rem; right: 0.8rem;
  color: var(--comment);
  font-size: 0.72rem;
  font-style: italic;
}

/* pandoc / skylighting token classes → Monokai Pro */
code .kw, code .cf { color: var(--pink); font-style: italic; }  /* keyword, control flow */
code .op { color: var(--pink); }                                /* operator   */
code .dt { color: var(--cyan); font-style: italic; }            /* data type  */
code .fu { color: var(--green); }                               /* function   */
code .st, code .ss, code .vs { color: var(--yellow); }          /* strings    */
code .sc { color: var(--purple); }                              /* special ch */
code .dv, code .bn, code .fl, code .cn { color: var(--purple); }/* numbers    */
code .co, code .do { color: var(--comment); font-style: italic; } /* comments */
code .al { color: var(--pink); font-weight: 700; }              /* alert      */
code .er { color: var(--pink); text-decoration: underline wavy; }
code .va { color: var(--fg); }                                  /* variable   */
code .at { color: var(--orange); }                              /* attribute  */
code .im { color: var(--pink); font-style: italic; }            /* import     */
code .pp { color: var(--purple); }                              /* preproc    */
code .ot { color: var(--orange); }                              /* other      */
code .ex { color: var(--green); }                               /* extension  */
code .bu { color: var(--cyan); }                                /* builtin    */

/* hand-written hero highlighting */
.tok-kw { color: var(--pink); font-style: italic; }
.tok-ty { color: var(--cyan); font-style: italic; }
.tok-fn { color: var(--green); }
.tok-st { color: var(--yellow); }
.tok-nm { color: var(--purple); }
.tok-co { color: var(--comment); font-style: italic; }
.tok-op { color: var(--pink); }
.tok-fg { color: var(--fg); }

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */

.table-wrap { overflow-x: auto; margin: 1.4rem 0; }
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}
th {
  text-align: left;
  color: var(--green);
  font-weight: 700;
  border-bottom: 1px solid var(--gray);
  padding: 0.45rem 1rem 0.45rem 0;
}
td {
  border-bottom: 1px solid var(--border);
  padding: 0.45rem 1rem 0.45rem 0;
  vertical-align: top;
}
tr:hover td { background: color-mix(in srgb, var(--sel) 30%, transparent); }

/* --------------------------------------------------------------------------
   Terminal / prompt hero
   -------------------------------------------------------------------------- */

.term {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.1rem 1.3rem;
  margin: 1.6rem 0;
  overflow-x: auto;
  line-height: 1.65;
  font-size: 0.88rem;
}
.term .ps1 { color: var(--green); font-weight: 700; }
.term .ps1 .cwd { color: var(--cyan); }
.term pre { border: 0; background: none; padding: 0; margin: 0.4rem 0 0; overflow: visible; }

.cursor {
  display: inline-block;
  width: 0.6em; height: 1.15em;
  background: var(--cursor);
  vertical-align: text-bottom;
  animation: blink 1.1s steps(1) infinite;
}
@media (prefers-reduced-motion: reduce) { .cursor { animation: none; } }
@keyframes blink { 50% { opacity: 0; } }

/* stats row */
.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  margin: 1.8rem 0;
  font-size: 0.9rem;
}
.stats b { font-size: 1.25rem; font-weight: 700; }
.stats .n-pink   b { color: var(--pink); }
.stats .n-green  b { color: var(--green); }
.stats .n-yellow b { color: var(--yellow); }
.stats .n-cyan   b { color: var(--cyan); }
.stats span { color: var(--gray); }

/* netrw-style directory listing */
.netrw { margin: 1.2rem 0; line-height: 1.9; }
.netrw .nhead { color: var(--comment); font-style: italic; }
.netrw a { display: block; width: max-content; text-decoration: none; color: var(--cyan); }
.netrw a:hover { background: var(--sel); color: var(--fg); }
.netrw a .hint { color: var(--comment); font-style: italic; }
.netrw a:hover .hint { color: var(--gray); }

/* --------------------------------------------------------------------------
   Entry lists (blog index, latest posts)
   -------------------------------------------------------------------------- */

.entry {
  display: grid;
  grid-template-columns: 11ch 1fr;
  gap: 0 1.2rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--border);
}
.entry:last-of-type { border-bottom: none; }
.entry time { color: var(--comment); font-size: 0.85rem; line-height: 2; }
.entry .etitle a { text-decoration: none; }
.entry .edesc { color: var(--gray); font-size: 0.86rem; margin: 0.1rem 0 0.2rem; }
.entry .etags { font-size: 0.78rem; }
@media (max-width: 560px) {
  .entry { grid-template-columns: 1fr; }
}

.tag {
  color: var(--purple);
  text-decoration: none;
  margin-right: 0.6em;
}
.tag::before { content: '#'; color: var(--comment); }
a.tag:hover { color: var(--fg); }

.year-head { color: var(--purple); margin-top: 2.4rem; }
.year-head::before { content: '" '; color: var(--comment); }

/* --------------------------------------------------------------------------
   Publications / patents / projects
   -------------------------------------------------------------------------- */

.pub {
  display: grid;
  grid-template-columns: 4ch 1fr;
  gap: 0 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
}
.pub .no { color: var(--comment); font-variant-numeric: tabular-nums; }
.pub .ptitle { color: var(--fg); }
.pub .ptitle a { color: var(--fg); text-decoration-color: color-mix(in srgb, var(--cyan) 40%, transparent); }
.pub .ptitle a:hover { color: var(--cyan); background: none; }
.pub .pmeta { color: var(--gray); font-size: 0.84rem; margin-top: 0.15rem; }
.pub .pmeta .me { color: var(--yellow); }
.pub .pvenue { color: var(--comment); font-style: italic; font-size: 0.84rem; }

.chip {
  display: inline-block;
  font-size: 0.72rem;
  padding: 0 0.55em;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--bg-2);
  color: var(--gray);
  vertical-align: 0.1em;
  white-space: nowrap;
}
.chip.c-green  { color: var(--green);  border-color: color-mix(in srgb, var(--green) 35%, transparent); }
.chip.c-cyan   { color: var(--cyan);   border-color: color-mix(in srgb, var(--cyan) 35%, transparent); }
.chip.c-yellow { color: var(--yellow); border-color: color-mix(in srgb, var(--yellow) 35%, transparent); }
.chip.c-orange { color: var(--orange); border-color: color-mix(in srgb, var(--orange) 35%, transparent); }
.chip.c-purple { color: var(--purple); border-color: color-mix(in srgb, var(--purple) 35%, transparent); }
.chip.c-pink   { color: var(--pink);   border-color: color-mix(in srgb, var(--pink) 35%, transparent); }

/* projects: ls -l style grid */
.proj {
  display: grid;
  grid-template-columns: 16ch 10ch 1fr;
  gap: 0 1.2rem;
  align-items: baseline;
  padding: 0.4rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
  font-size: 0.9rem;
  line-height: 1.6;
}
.proj .pname { white-space: nowrap; }
.proj .pname a { text-decoration: none; }
.proj .pname .star { color: var(--yellow); }
.proj .plang { color: var(--orange); font-size: 0.8rem; white-space: nowrap; }
.proj .pdesc { color: var(--gray); font-size: 0.86rem; min-width: 0; }
@media (max-width: 640px) {
  .proj { grid-template-columns: 1fr auto; }
  .proj .pdesc { grid-column: 1 / -1; line-height: 1.6; padding-bottom: 0.3rem; }
}

/* experience log */
.xp { margin: 1.5rem 0; padding-left: 1.3rem; border-left: 1px solid var(--border); position: relative; }
.xp::before {
  content: '●';
  position: absolute; left: -0.34rem; top: 0.45rem;
  color: var(--cursor); font-size: 0.6rem; background: var(--bg);
}
.xp .xrole { color: var(--fg); font-weight: 700; }
.xp .xdate { color: var(--green); font-size: 0.84rem; }
.xp .xorg { color: var(--gray); font-size: 0.88rem; font-style: italic; }
.xp ul { margin-top: 0.5rem; font-size: 0.9rem; color: var(--fg-dim); }

/* skills */
.skillgroup { margin: 1rem 0; }
.skillgroup .slabel { color: var(--green); }
.skillgroup .slabel::after { content: ' = ['; color: var(--comment); }
.skillgroup .sitems::after { content: ']'; color: var(--comment); }
.skillgroup .sitem { color: var(--yellow); }
.skillgroup .sitem::after { content: ', '; color: var(--comment); }
.skillgroup .sitem:last-child::after { content: ''; }

/* writings */
.pdf-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
}
.pdf-row .psize { color: var(--comment); font-size: 0.84rem; line-height: 2; }

/* --------------------------------------------------------------------------
   Help float (?) — vim popup window
   -------------------------------------------------------------------------- */

.float {
  position: fixed;
  right: 1.2rem; bottom: 3.4rem;
  z-index: 70;
  background: var(--bg-1);
  border: 1px solid var(--sel);
  border-radius: 4px;
  padding: 0.9rem 1.2rem;
  font-size: 0.82rem;
  line-height: 1.9;
  box-shadow: 0 8px 30px rgba(0,0,0,0.6);
  max-width: min(21rem, calc(100vw - 2.4rem));
}
.float h4 { margin: 0 0 0.4rem; color: var(--yellow); }
.float h4::before { content: '" '; color: var(--comment); }
.float table { font-size: inherit; }
.float td { border: none; padding: 0 1rem 0 0; }
.float .k { color: var(--green); white-space: nowrap; }

/* 404 */
.e404 { color: var(--pink); font-weight: 700; }
.e404-box {
  background: var(--bg-1);
  border: 1px solid color-mix(in srgb, var(--pink) 30%, transparent);
  border-radius: 4px;
  padding: 1.2rem 1.4rem;
  margin: 2rem 0;
}

/* misc */
.dim { color: var(--gray); }
.muted { color: var(--comment); }
img { max-width: 100%; border-radius: 4px; }
:focus-visible { outline: 2px solid var(--cursor); outline-offset: 2px; }

@media print {
  .tabline, .statusline, .eob, .float { display: none; }
}