/* ---------------------------------------------------------------------------
   nak0x.dev — a terminal-shaped sheet of paper.
   Everything is monospace, everything sits on a 1px ink rule.
--------------------------------------------------------------------------- */

:root,
:root[data-theme='light'] {
  --paper: #f6f3ec;
  --paper-soft: #efece4;
  --ink: #0a0a0a;
  --ink-mute: #4a4a4a;
  --ink-faint: #8a8a8a;
  --rule: #0a0a0a;
  --accent: #D97629;
}

:root[data-theme='dark'] {
  --paper: #0e0e10;
  --paper-soft: #16161a;
  --ink: #ece9e0;
  --ink-mute: #9a9a9a;
  --ink-faint: #6a6a6a;
  --rule: #ece9e0;
  --accent: #D97629;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --paper: #0e0e10;
    --paper-soft: #16161a;
    --ink: #ece9e0;
    --ink-mute: #9a9a9a;
    --ink-faint: #6a6a6a;
    --rule: #ece9e0;
    --accent: #e56fd8;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
}

html {
  font-family: 'JetBrains Mono', ui-monospace, 'IBM Plex Mono', Menlo, Monaco,
    'Liberation Mono', 'DejaVu Sans Mono', Consolas, monospace;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
}

::selection {
  background: var(--ink);
  color: var(--paper);
}

h1,
h2,
h3,
h4 {
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}
h1 { font-size: 1.5rem; }
h2 { font-size: 1.05rem; text-transform: lowercase; }
h3 { font-size: 0.95rem; text-transform: lowercase; color: var(--ink-mute); }
p { margin: 0; }

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
a:hover {
  background: var(--accent);
  color: var(--paper);
  text-decoration: none;
}

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 1rem 0;
}

pre { margin: 0; font-family: inherit; }

/* --- layout --------------------------------------------------------------- */

.paper {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 6rem;
  position: relative;
  z-index: 1;
}

.stack > * + * { margin-top: 1.25rem; }
.stack-sm > * + * { margin-top: 0.5rem; }

.row {
  display: flex;
  gap: 1rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.column { display: grid; gap: 1.25rem; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
@media (max-width: 700px) {
  .grid-2 { grid-template-columns: 1fr; }
}

/* --- the frame: a 1px box with `+` corners, like a TUI widget -------------- */

.frame {
  position: relative;
  border: 1px solid var(--ink);
  background: var(--paper);
  padding: 1rem 1.25rem;
}
.frame::before,
.frame::after {
  content: '+';
  position: absolute;
  width: 12px;
  height: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.95rem;
  z-index: 2;
  pointer-events: none;
}
.frame::before { top: -6px; left: -6px; }
.frame::after { bottom: -6px; right: -6px; }

.frame-tag {
  position: absolute;
  top: -0.6rem;
  left: 0.75rem;
  background: var(--paper);
  padding: 0 0.4rem;
  font-size: 0.75rem;
  text-transform: lowercase;
  letter-spacing: 0.04em;
  color: var(--ink-mute);
  z-index: 2;
}

.accent-on-hover:hover {
  /* the box is often an <a>, so undo the global link-hover fill */
  background: var(--paper);
  border-color: var(--accent);
}
.accent-on-hover:hover::before,
.accent-on-hover:hover::after {
  color: var(--accent);
}

/* --- text helpers --------------------------------------------------------- */

.muted { color: var(--ink-mute); }
.faint { color: var(--ink-faint); }
.small { font-size: 0.85rem; }
.tiny { font-size: 0.75rem; letter-spacing: 0.04em; text-transform: uppercase; }
.accent { color: var(--accent); }
.lower { text-transform: lowercase; }
.nowrap { white-space: nowrap; }

.ascii-rule {
  color: var(--ink-faint);
  white-space: pre;
  overflow: hidden;
  user-select: none;
  line-height: 1;
}

/* --- lists ---------------------------------------------------------------- */

.bullets {
  list-style: none;
  padding: 0;
  margin: 0.85rem 0 0;
  color: var(--ink-mute);
  font-size: 0.92rem;
}
.bullets li {
  padding-left: 1.25rem;
  position: relative;
}
.bullets li::before {
  content: '\203A';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.def-list {
  margin: 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 1rem;
  row-gap: 0.35rem;
  font-size: 0.9rem;
  line-height: 1.5;
}
.def-list dt {
  color: var(--ink-mute);
  text-transform: lowercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.def-list dd {
  margin: 0;
  min-width: 0;
  position: relative;
  padding-left: 1rem;
}
.def-list dd::before {
  content: '\203A';
  position: absolute;
  left: 0;
  color: var(--accent);
}
@media (max-width: 480px) {
  .def-list { grid-template-columns: 1fr; row-gap: 0.15rem; }
  .def-list dt { margin-top: 0.4rem; }
  .def-list dt:first-of-type { margin-top: 0; }
}

/* --- rendered markdown ---------------------------------------------------- */

.prose { font-size: 0.95rem; }
.prose > * + * { margin-top: 1rem; }
.prose h2,
.prose h3,
.prose h4 {
  margin-top: 2rem;
  text-transform: none;
  color: var(--ink);
  scroll-margin-top: 2rem;
}
.prose h2 { font-size: 1.15rem; }
.prose h2::before,
.prose h3::before {
  content: '# ';
  color: var(--accent);
}
.prose h3 { font-size: 1rem; }
.prose ul,
.prose ol { padding-left: 1.5rem; margin-top: 0.75rem; }
.prose li + li { margin-top: 0.25rem; }
.prose li::marker { color: var(--accent); }
.prose img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--ink);
}
.prose blockquote {
  margin: 0;
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
  color: var(--ink-mute);
}
.prose code {
  background: var(--paper-soft);
  border: 1px solid var(--paper-soft);
  padding: 0.05em 0.35em;
  font-size: 0.9em;
}
.prose pre {
  border: 1px solid var(--ink);
  padding: 1rem;
  overflow-x: auto;
  background: var(--paper-soft) !important;
  font-size: 0.85rem;
  line-height: 1.5;
}
.prose pre code {
  background: none;
  border: 0;
  padding: 0;
  font-size: inherit;
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  display: block;
  overflow-x: auto;
}
.prose th,
.prose td {
  border: 1px solid var(--ink-faint);
  padding: 0.35rem 0.6rem;
  text-align: left;
}
.prose .heading-anchor {
  text-decoration: none;
  color: var(--ink-faint);
  opacity: 0;
  padding-left: 0.4rem;
}
.prose :is(h2, h3, h4):hover .heading-anchor { opacity: 1; }

/* shiki emits both themes; swap them with the css variable trick */
html[data-theme='dark'] .shiki,
html[data-theme='dark'] .shiki span {
  color: var(--shiki-dark) !important;
  background-color: transparent !important;
  font-style: var(--shiki-dark-font-style) !important;
}
@media (prefers-color-scheme: dark) {
  html:not([data-theme]) .shiki,
  html:not([data-theme]) .shiki span {
    color: var(--shiki-dark) !important;
    background-color: transparent !important;
  }
}

/* --- forms & buttons ------------------------------------------------------
   Used by /dash. Same rules as the rest of the page: 1px ink, no radius,
   monospace, inversion on interaction.
--------------------------------------------------------------------------- */

.field {
  display: block;
}

.field > .label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  color: var(--ink-mute);
  margin-bottom: 0.25rem;
}

.input,
.textarea,
.select {
  width: 100%;
  font: inherit;
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--paper-soft);
  border: 1px solid var(--ink-faint);
  padding: 0.35rem 0.5rem;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.textarea {
  resize: vertical;
  line-height: 1.55;
  tab-size: 2;
}

.select {
  /* room for the caret we draw with the wrapper */
  padding-right: 1.5rem;
}

.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  cursor: pointer;
  user-select: none;
}

.checkbox input {
  appearance: none;
  width: 1rem;
  height: 1rem;
  border: 1px solid var(--ink-faint);
  background: var(--paper-soft);
  display: grid;
  place-content: center;
  cursor: pointer;
  margin: 0;
}

.checkbox input:checked {
  border-color: var(--accent);
}

.checkbox input:checked::after {
  content: '×';
  color: var(--accent);
  font-size: 0.9rem;
  line-height: 1;
}

.btn {
  font: inherit;
  font-size: 0.85rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--ink);
  padding: 0.3rem 0.75rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  border-radius: 0;
}

.btn:hover:not(:disabled) {
  background: var(--ink);
  color: var(--paper);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-primary {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent);
  color: var(--paper);
}

.btn-danger:hover:not(:disabled) {
  background: #c0392b;
  border-color: #c0392b;
  color: #fff;
}

.btn-ghost {
  border-color: transparent;
  padding-inline: 0.35rem;
}

.btn-ghost:hover:not(:disabled) {
  background: var(--ink);
  color: var(--paper);
}

/* inline status line: ok / working / failed */
.flash {
  font-size: 0.8rem;
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--ink-faint);
}

.flash-ok {
  border-color: var(--accent);
  color: var(--accent);
}

.flash-error {
  border-color: #c0392b;
  color: #c0392b;
}