/* Green-phosphor terminal — one phosphor, brightness is the only variable */

@font-face {
  font-family: "VT323";
  src: url("assets/fonts/vt323-latin.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Azeret Mono";
  src: url("assets/fonts/azeret-mono-latin.woff2") format("woff2");
  font-weight: 100 900; font-style: normal; font-display: swap;
}

:root {
  --glass: #0b100c;
  --glass-2: #111913;
  --phos: #86d39b;
  --hot: #cdf0d6;
  --dim: color-mix(in oklab, var(--phos) 72%, var(--glass));
  --faint: color-mix(in oklab, var(--phos) 60%, var(--glass));
  --rule: color-mix(in oklab, var(--phos) 22%, var(--glass));

  --display: "VT323", ui-monospace, monospace;
  --text: "Azeret Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --gutter: clamp(1rem, 5vw, 4.5rem);
  --measure: 68ch;
  --bar-h: 3rem;
  --status-h: 2rem;

  color-scheme: dark;
  accent-color: var(--phos);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  background: var(--glass);
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--status-h) + 1.5rem);
  -webkit-text-size-adjust: 100%;
  scrollbar-color: var(--faint) var(--glass);
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(120% 90% at 30% 20%, var(--glass-2), var(--glass) 70%);
  background-attachment: fixed;
  color: var(--phos);
  font: 400 1.0625rem/1.65 var(--text);
  font-variant-ligatures: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  padding-bottom: calc(var(--bar-h) + 2rem);
}

::selection { background: var(--phos); color: var(--glass); }

::-webkit-scrollbar { width: 12px; }
::-webkit-scrollbar-track { background: var(--glass); }
::-webkit-scrollbar-thumb { background: var(--faint); border: 3px solid var(--glass); }

a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
a:hover { color: var(--hot); }

:focus-visible {
  outline: 2px solid var(--hot);
  outline-offset: 3px;
}

kbd { font: inherit; }

/* bilingual: only the active language renders */
html[data-lang="en"] body [lang="es"],
html[data-lang="es"] body [lang="en"],
html[data-lang="en"] .on-es,
html[data-lang="es"] .on-en { display: none !important; }

.skip {
  position: absolute; left: var(--gutter); top: -4rem;
  background: var(--phos); color: var(--glass);
  padding: 0.4rem 0.8rem; z-index: 20; text-decoration: none;
}
.skip:focus { top: 0.5rem; }

/* ---------- status line (inverse video) ---------- */

.status {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 0 1.75rem; flex-wrap: nowrap;
  min-height: var(--status-h);
  padding: 0 var(--gutter);
  background: var(--phos);
  color: var(--glass);
  font: 400 1.35rem/1 var(--display);
  white-space: nowrap;
  overflow: hidden;
}
.status__host { font-weight: 400; }
.status__open { margin-left: auto; }
.status__open::before {
  content: ""; display: inline-block; width: 0.55em; height: 0.55em;
  margin-right: 0.5em; background: currentColor; vertical-align: 0.05em;
  animation: blink 1.6s steps(1) infinite;
}
.status__lang {
  font: inherit; color: inherit; background: none; border: 0; cursor: pointer;
  padding: 0.25rem 0.4rem; margin-right: -0.4rem;
}
.status__lang .on-en, .status__lang .on-es { display: inline; }
html[data-lang="en"] .status__lang span:first-child,
html[data-lang="es"] .status__lang span:last-child {
  background: var(--glass); color: var(--phos); padding: 0 0.2em;
}
html[data-lang="en"] .status__lang .on-es,
html[data-lang="es"] .status__lang .on-en { display: inline !important; }
.status__lang:hover { text-decoration: underline; }
.status__lang:focus-visible { outline-color: var(--glass); outline-offset: -3px; }

/* ---------- screen ---------- */

.screen { padding: 0 var(--gutter); }

.hero {
  min-height: calc(100svh - var(--status-h) - var(--bar-h));
  display: flex; flex-direction: column; justify-content: center;
  padding: 3rem 0 4rem;
  transform-origin: 50% 40%;
}

/* main links: right column on wide screens, a row under the actions otherwise */
.links {
  list-style: none; margin: 2.25rem 0 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 0.4rem 2rem;
  font: 400 1.6rem/1.2 var(--display);
}
.links a { text-decoration: none; }
.links a::before { content: "> "; color: var(--faint); }
.links a:hover { background: var(--phos); color: var(--glass); }
.links a:hover::before { color: inherit; }
@media (min-width: 1100px) {
  .hero {
    display: grid; align-content: start;
    min-height: 0;
    padding-top: clamp(3.5rem, 16vh, 10rem);
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 4rem;
  }
  .hero > * { grid-column: 1; }
  .links {
    grid-column: 2; grid-row: 2 / span 3; align-self: start;
    padding-top: 0.2rem;
    flex-direction: column; margin: 0;
    font-size: 2rem;
  }
}

.hero__name {
  margin: 0 0 1.75rem;
  font: 400 clamp(2.6rem, 6.4vw, 5.25rem)/1 var(--display);
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-transform: uppercase;
  color: var(--hot);
  text-shadow: 0 0 0.12em color-mix(in oklab, var(--phos) 35%, transparent);
}

.hero__lead {
  max-width: 44ch;
  margin: 0 0 1rem;
  font-size: clamp(1.15rem, 1.6vw, 1.4rem);
  line-height: 1.55;
}
.hero__avail { margin: 0 0 2.25rem; color: var(--dim); max-width: 60ch; }

.hero__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.9rem 1.1rem; margin: 0; }

.btn {
  display: inline-flex; align-items: stretch;
  border: 1px solid var(--phos);
  color: var(--phos);
  text-decoration: none;
  font: 400 1.6rem/1 var(--display);
  transition: background-color 120ms, color 120ms;
}
.btn kbd {
  display: grid; place-items: center;
  padding: 0.35rem 0.6rem;
  border-right: 1px solid var(--phos);
}
.btn > span { padding: 0.45rem 0.9rem 0.35rem; }
.btn--primary { background: var(--phos); color: var(--glass); }
.btn--primary kbd { border-right-color: var(--glass); }
.btn:hover, .btn:focus-visible { background: var(--hot); color: var(--glass); border-color: var(--hot); }
.btn:hover kbd, .btn:focus-visible kbd { border-right-color: var(--glass); }
.btn:active { transform: translateY(1px); }

.cursor {
  display: inline-block; width: 0.62em; height: 1.1em;
  background: var(--phos); vertical-align: -0.2em;
  animation: blink 1.06s steps(1) infinite;
}
.hero__actions .cursor { height: 1.6rem; width: 0.9rem; margin-left: 0.2rem; }

@keyframes blink { 50% { opacity: 0; } }

/* ---------- blocks ---------- */

.block {
  padding: clamp(3.5rem, 8vw, 6rem) 0 0;
  max-width: 78rem;
}

.block h2 {
  margin: 0 0 0.35rem;
  font: 400 clamp(2.6rem, 5vw, 3.6rem)/1 var(--display);
  color: var(--hot);
  border-top: 1px dashed var(--rule);
  padding-top: 1.25rem;
}
.ps { color: var(--faint); margin-right: 0.15em; }
#h-now { text-shadow: 0 0 0.12em color-mix(in oklab, var(--phos) 35%, transparent); }

.meta { margin: 0 0 1.75rem; color: var(--dim); font-size: 0.95rem; }

.prose { max-width: var(--measure); }
.prose p { margin: 0 0 1.1em; }

.dash { list-style: none; margin: 0 0 1.25rem; padding: 0; }
.dash li { position: relative; padding-left: 1.6em; margin-bottom: 0.45em; }
.dash li::before { content: "-"; position: absolute; left: 0.3em; color: var(--dim); }

.stackline { color: var(--dim); font-size: 0.9rem; margin: 0; max-width: var(--measure); }

/* method: four stages, read left to right like a pipe */
.pipe {
  list-style: none; margin: 0 0 2.5rem; padding: 0;
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0 2.5rem; counter-reset: stage;
}
.pipe li { position: relative; border-top: 1px solid var(--phos); padding-top: 0.8rem; counter-increment: stage; }
.pipe li:not(:last-child)::after {
  content: "->"; position: absolute; right: -1.9rem; top: 1.1rem;
  font: 400 1.6rem/1 var(--display); color: var(--dim);
}
.pipe h3 { margin: 0 0 0.5rem; font: 400 2.2rem/1 var(--display); color: var(--hot); }
.pipe h3::before { content: counter(stage) " "; color: var(--faint); }
.pipe p { margin: 0; color: var(--dim); }
/* the stages I spend my own time on */
.pipe .pipe__own { border-top: 3px solid var(--hot); padding-top: calc(0.8rem - 2px); }
.pipe .pipe__own p { color: var(--phos); }

/* whoami */
.whoami {
  margin-top: 1.5rem;
}

/* history: phosphor persistence */
.log { list-style: none; margin: 0; padding: 0; }
.log__row {
  --lvl: calc(100% - var(--age) * 5%);
  color: color-mix(in oklab, var(--phos) var(--lvl), var(--glass));
  display: grid;
  grid-template-columns: 7.5rem minmax(0, var(--measure)) minmax(0, 1fr);
  gap: 0 2rem;
  padding: 1.35rem 0 1.25rem;
  border-top: 1px dashed var(--rule);
  position: relative;
  transition: color 160ms;
}
.log__row:first-child { border-top: 0; }
.log__row::before {
  content: ">"; position: absolute; left: -1.4rem; top: 1.25rem;
  font: 400 1.9rem/1 var(--display); color: var(--hot);
  opacity: 0; transition: opacity 120ms;
}
.log__row:hover, .log__row:focus-within { color: var(--phos); }
.log__row:hover::before, .log__row:focus-within::before { opacity: 1; }

.log__when { margin: 0; font: 400 2rem/1 var(--display); padding-top: 0.15rem; }
.log__body h3 { margin: 0 0 0.45rem; font-size: 1.0625rem; font-weight: 700; line-height: 1.4; }
.log__body h3 .at { font-weight: 400; }
.log__body p { margin: 0; }
.log__fact {
  margin: 0; text-align: right; align-self: start;
  font: 400 clamp(2.4rem, 4vw, 3.6rem)/0.95 var(--display);
  white-space: nowrap;
}
.log__row:nth-child(-n+2) .log__fact { color: var(--hot); }

/* projects */
.proj { max-width: var(--measure); margin: 0 0 2.75rem; }
.proj h3 { margin: 0; font: 400 2.4rem/1.05 var(--display); }
.proj h3 a { color: var(--hot); text-decoration: none; }
.proj h3 a:hover { text-decoration: underline; text-decoration-thickness: 2px; }
.proj__tag { margin: 0.1rem 0 0.9rem; color: var(--dim); font-size: 0.9rem; }
.proj__tag a { color: var(--phos); }
.proj p { margin-top: 0; }

/* stack */
.stack {
  display: grid; grid-template-columns: 9rem minmax(0, 1fr);
  gap: 0.6rem 2rem; margin: 1.5rem 0 0; max-width: 60rem;
}
.stack dt { color: var(--dim); }
.stack dd { margin: 0; }

/* contact */
.contact__lead { max-width: 46ch; font-size: clamp(1.1rem, 1.5vw, 1.3rem); margin: 1.5rem 0 0.5rem; }
.contact__mail { margin: 0 0 1.75rem; }
.contact__mail a {
  font: 400 clamp(2.1rem, 7.2vw, 5.5rem)/1 var(--display);
  color: var(--hot);
  text-decoration: none;
  overflow-wrap: anywhere;
  text-shadow: 0 0 0.12em color-mix(in oklab, var(--phos) 30%, transparent);
}
.contact__mail a:hover { background: var(--phos); color: var(--glass); text-shadow: none; }
.contact__links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem 2rem; }
.contact__links a::before { content: "> "; color: var(--faint); }

.foot { margin: clamp(4rem, 10vw, 7rem) 0 0; color: var(--dim); font-size: 0.85rem; }
.foot p { margin: 0; }
.foot .cursor { height: 1em; width: 0.55em; background: var(--faint); }

/* ---------- key bar (Midnight Commander style) ---------- */

.keys {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
  display: grid; grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0 0.35rem;
  padding: 0.4rem var(--gutter) calc(0.4rem + env(safe-area-inset-bottom));
  background: var(--glass);
  border-top: 1px solid var(--rule);
  font: 400 1.35rem/1 var(--display);
}
.keys a, .keys button {
  display: flex; align-items: stretch; min-width: 0; min-height: 2.2rem;
  color: var(--glass); text-decoration: none;
  font: inherit; background: none; border: 0; padding: 0; cursor: pointer; text-align: left;
}
.keys kbd {
  display: grid; place-items: center; padding: 0 0.35rem 0 0.1rem;
  color: var(--phos); background: var(--glass);
}
.keys a > span, .keys button > span {
  flex: 1; min-width: 0; display: flex; align-items: center;
  padding: 0.1rem 0.45rem 0;
  background: var(--dim);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  transition: background-color 120ms;
}
.keys a:hover > span, .keys button:hover > span { background: var(--phos); }
.keys [aria-current="true"] > span { background: var(--hot); }
.keys [aria-current="true"] kbd { color: var(--hot); }
.keys :focus-visible { outline-offset: 1px; }

/* ---------- tube: scanlines + vignette ---------- */

.tube {
  position: fixed; inset: 0; z-index: 30; pointer-events: none;
  background:
    repeating-linear-gradient(to bottom, transparent 0 2px, rgb(0 0 0 / 0.07) 2px 3px),
    radial-gradient(140% 110% at 50% 50%, transparent 62%, rgb(0 0 0 / 0.42) 100%);
}

/* ---------- power-on: the one authored moment ---------- */

.boot .hero { animation: tube-on 700ms cubic-bezier(0.16, 1, 0.3, 1) both; }
.boot .hero .line { animation: print 1ms linear both; }
.boot .hero__name { animation: type-in 520ms steps(15, end) 420ms both !important; }
.boot .hero .line:nth-child(2) { animation: rise 500ms cubic-bezier(0.16, 1, 0.3, 1) 1180ms both; }
.boot .hero .line:nth-child(3) { animation: rise 500ms cubic-bezier(0.16, 1, 0.3, 1) 1300ms both; }
.boot .hero .line:nth-child(4) { animation: rise 500ms cubic-bezier(0.16, 1, 0.3, 1) 1420ms both; }
.boot .hero .links { animation: rise 600ms cubic-bezier(0.16, 1, 0.3, 1) 1650ms both; }
.boot .status, .boot .keys { animation: rise 400ms cubic-bezier(0.16, 1, 0.3, 1) 200ms both; }

@keyframes tube-on {
  0%   { transform: scaleY(0.004) scaleX(0.6); filter: brightness(4) blur(1px); opacity: 1; }
  45%  { transform: scaleY(1) scaleX(1); filter: brightness(1.8) blur(0.4px); }
  100% { transform: none; filter: none; }
}
@keyframes print { from { visibility: hidden; } to { visibility: visible; } }
@keyframes type-in {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0 0 0); }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(0.4rem); filter: blur(2px); }
  to   { opacity: 1; transform: none; filter: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cursor, .status__open::before { animation: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 1100px) {
  .log__row { grid-template-columns: 6rem minmax(0, 1fr); }
  .log__fact { grid-column: 2; text-align: left; margin-top: 0.6rem; font-size: 2.2rem; }
  .log__fact:empty { display: none; }
  .pipe { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.75rem 2.5rem; }
  .pipe li:nth-child(2)::after { content: none; }
}

@media (max-width: 640px) {
  .pipe { grid-template-columns: minmax(0, 1fr); gap: 1.25rem; }
  .pipe li::after { content: none !important; }
}

@media (max-width: 860px) {
  .status__up { display: none; }
}

@media (max-width: 640px) {
  :root { --bar-h: 5.2rem; }
  body { font-size: 1rem; }
  .status { gap: 0 1rem; font-size: 1.2rem; }
  .status__host { display: none; }
  .keys { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.3rem; font-size: 1.15rem; }
  .keys a > span, .keys button > span { padding: 0.1rem 0.3rem 0; }
  .log__row { grid-template-columns: minmax(0, 1fr); padding: 1.1rem 0; }
  .log__when { font-size: 1.7rem; margin-bottom: 0.35rem; }
  .log__fact { grid-column: 1; }
  .log__row::before { display: none; }
  .stack { grid-template-columns: minmax(0, 1fr); gap: 0.1rem; }
  .stack dd { margin-bottom: 0.8rem; }
  .btn { font-size: 1.45rem; }
  .hero { padding-top: 2rem; }
}

@media (max-width: 480px) {
  .status .long { display: none; }
}

@media print {
  .tube, .keys, .status, .cursor { display: none; }
  body { background: #fff; color: #000; }
}