/* =====================================================================
   thejpwalker.com  —  shared stylesheet
   Matrix terminal  x  GeoCities  (balanced synthesis)
   Hand-coded. No frameworks. View source freely.
   ===================================================================== */

/* ---- 1. Theme tokens --------------------------------------------- */
:root {
  --bg:        #050805;          /* near-black, faint green phosphor */
  --bg-panel:  rgba(6, 18, 8, 0.72);
  --fg:        #00ff41;          /* matrix phosphor green */
  --fg-dim:    #1f9e3a;          /* secondary text */
  --fg-faint:  #0c5e22;          /* tertiary / rules */
  --accent:    #19f0d0;          /* cyan accent */
  --warn:      #ffb000;          /* amber — used for "under construction" flair */
  --glow:      rgba(0, 255, 65, 0.55);
  --glow-soft: rgba(0, 255, 65, 0.18);
  --font-body: "JetBrains Mono", "IBM Plex Mono", "DejaVu Sans Mono",
               ui-monospace, "Courier New", monospace;
  --font-crt:  "VT323", var(--font-body);
  --maxw: 880px;
}

/* Amber phosphor mode (accessibility + period-accurate alt CRT) */
:root[data-theme="amber"] {
  --bg:        #0a0600;
  --bg-panel:  rgba(20, 12, 0, 0.72);
  --fg:        #ffb000;
  --fg-dim:    #b87800;
  --fg-faint:  #6e4a00;
  --accent:    #ffd866;
  --warn:      #ff5c5c;
  --glow:      rgba(255, 176, 0, 0.5);
  --glow-soft: rgba(255, 176, 0, 0.16);
}

/* ---- 2. Reset / base --------------------------------------------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  text-shadow: 0 0 4px var(--glow-soft);
  overflow-x: hidden;
  /* faint tiled grid — the GeoCities "background pattern", reskinned */
  background-image:
    linear-gradient(transparent 95%, rgba(0,255,65,0.04) 95%),
    linear-gradient(90deg, transparent 95%, rgba(0,255,65,0.04) 95%);
  background-size: 28px 28px;
}

a { color: var(--accent); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; text-decoration-style: dotted; }

:focus-visible { outline: 2px dashed var(--accent); outline-offset: 3px; }

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

/* ---- 3. CRT overlay + digital rain ------------------------------- */
#rain {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  z-index: 0; opacity: 0.16; pointer-events: none;
}

.crt-overlay {
  position: fixed; inset: 0;
  z-index: 50; pointer-events: none;
  /* scanlines */
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(0,0,0,0) 0px,
      rgba(0,0,0,0) 2px,
      rgba(0,0,0,0.25) 2px,
      rgba(0,0,0,0.25) 3px),
    radial-gradient(ellipse at center,
      rgba(0,0,0,0) 60%, rgba(0,0,0,0.55) 100%); /* vignette */
  animation: flicker 6s infinite steps(60);
}

@keyframes flicker {
  0%, 97%, 100% { opacity: 1; }
  98% { opacity: 0.86; }
  99% { opacity: 0.94; }
}

/* ---- 4. Terminal window ------------------------------------------ */
.terminal {
  position: relative;
  z-index: 10;
  max-width: var(--maxw);
  margin: 28px auto;
  padding: 0;
  background: var(--bg-panel);
  border: 1px solid var(--fg-faint);
  border-radius: 6px;
  box-shadow:
    0 0 0 1px rgba(0,0,0,0.6),
    0 0 24px var(--glow-soft),
    inset 0 0 60px rgba(0,0,0,0.5);
  backdrop-filter: blur(1px);
}

.titlebar {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 12px;
  border-bottom: 1px solid var(--fg-faint);
  font-size: 13px; color: var(--fg-dim);
}
.titlebar .dots { letter-spacing: 3px; color: var(--fg-dim); }
.titlebar .title { flex: 1; }
.theme-toggle {
  font-family: inherit; font-size: 13px;
  background: transparent; color: var(--accent);
  border: 1px solid var(--fg-faint); border-radius: 3px;
  padding: 2px 8px; cursor: pointer;
}
.theme-toggle:hover { background: var(--fg); color: var(--bg); }

/* inner padding wrapper */
.screen { padding: 22px clamp(14px, 4vw, 34px) 14px; }

/* ---- 5. Banner / hero -------------------------------------------- */
.banner { text-align: center; margin: 6px 0 14px; }
.ascii {
  margin: 0; color: var(--fg);
  font-family: var(--font-body);   /* strict mono for alignment */
  line-height: 1.05;
  font-size: clamp(5px, 1.55vw, 12px);
  white-space: pre;
  overflow-x: auto;
  text-shadow: 0 0 8px var(--glow);
}
.ascii.small { font-size: clamp(7px, 2.2vw, 13px); text-align: left; }
.tagline {
  margin: 6px 0 0; color: var(--fg-dim);
  font-size: 0.95rem; letter-spacing: 1px;
}
.cursor::after {
  content: "█"; margin-left: 2px;
  animation: blink 1s steps(2) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---- 6. Navigation (clickable terminal nav) ---------------------- */
.nav {
  display: flex; flex-wrap: wrap; gap: 6px;
  justify-content: center;
  padding: 10px 0;
  border-top: 1px solid var(--fg-faint);
  border-bottom: 1px solid var(--fg-faint);
  margin-bottom: 18px;
}
.nav a {
  color: var(--fg); border: 1px solid transparent;
  padding: 2px 9px; border-radius: 3px; font-size: 0.95rem;
}
.nav a:hover { background: var(--fg); color: var(--bg); text-decoration: none; }
.nav a[aria-current="page"] {
  background: var(--fg); color: var(--bg);
  box-shadow: 0 0 10px var(--glow);
}

/* ---- 7. Content blocks ------------------------------------------- */
.content { min-height: 40vh; }

.prompt {
  color: var(--fg-dim); margin: 26px 0 8px; font-size: 0.95rem;
}
.prompt::before { content: "jp@thejpwalker:~$ "; color: var(--accent); }

h1, h2, h3 { font-weight: 400; letter-spacing: 0.5px; }
h2 { color: var(--fg); margin: 0 0 10px; font-size: 1.25rem; }
h2::before { content: "## "; color: var(--fg-faint); }
h3 { color: var(--accent); font-size: 1.05rem; margin: 0 0 4px; }

p { margin: 0 0 14px; color: var(--fg-dim); }
strong { color: var(--fg); font-weight: 400; }

.divider {
  color: var(--fg-faint); white-space: pre; overflow: hidden;
  margin: 22px 0; user-select: none;
}

/* project / list entries — styled like `ls -la` output */
.entry {
  border: 1px solid var(--fg-faint); border-radius: 4px;
  padding: 14px 16px; margin: 0 0 14px;
  background: rgba(0,0,0,0.25);
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.entry:hover {
  border-color: var(--fg);
  box-shadow: 0 0 14px var(--glow-soft);
  transform: translateX(3px);
}
.entry .meta { color: var(--fg-faint); font-size: 0.82rem; }
.entry .meta::before { content: "drwxr-xr-x  jp  jp  "; }
.entry ul { margin: 8px 0 0; padding-left: 1.2em; }
.entry li { color: var(--fg-dim); margin-bottom: 2px; }
.tag {
  display: inline-block; font-size: 0.72rem;
  border: 1px solid var(--fg-faint); color: var(--fg-dim);
  padding: 1px 6px; border-radius: 10px; margin: 2px 4px 0 0;
}

/* skill bars rendered as ASCII meters
   Grid, not min-width: a fixed 17ch column breaks the moment a label runs
   longer than 17 characters ("Microcontrollers (ESP32/RP2040)"), which was
   knocking the meters out of alignment. 1fr + auto pins every meter to the
   same right-hand column regardless of label length, at any viewport. */
.skill {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0 12px;
  align-items: baseline;
  margin-bottom: 6px;
  font-size: 0.95rem;
}
.skill .bar { color: var(--fg); white-space: nowrap; }
.skill .name { color: var(--fg-dim); }

/* key/value list (contact) */
.kv { list-style: none; padding: 0; margin: 0; }
.kv li { margin-bottom: 8px; }
.kv .k { color: var(--fg-faint); display: inline-block; min-width: 12ch; }
.kv .k::before { content: "> "; }

/* ---- 8. GeoCities tribute zone (footer/status bar) --------------- */
.statusbar {
  margin-top: 28px;
  border-top: 1px dashed var(--fg-faint);
  padding: 14px clamp(14px,4vw,34px) 20px;
  font-size: 0.82rem; color: var(--fg-dim);
}

.ticker {
  overflow: hidden; white-space: nowrap;
  border: 1px solid var(--fg-faint); border-radius: 3px;
  padding: 4px 0; margin-bottom: 14px; color: var(--accent);
}
.ticker span {
  display: inline-block; padding-left: 100%;
  animation: scroll-left 26s linear infinite;
}
.ticker:hover span { animation-play-state: paused; }
@keyframes scroll-left { to { transform: translateX(-100%); } }

.geo-grid {
  display: flex; flex-wrap: wrap; gap: 18px;
  align-items: center; justify-content: space-between;
}
.counter {
  font-family: var(--font-crt); font-size: 1.4rem; line-height: 1;
  color: var(--fg); letter-spacing: 2px;
  background: #000; border: 1px solid var(--fg-faint);
  padding: 4px 8px; border-radius: 3px;
  text-shadow: 0 0 8px var(--glow);
}
.counter-label { display: block; font-size: 0.7rem; color: var(--fg-faint); }

.webring { text-align: center; }
.webring a { color: var(--fg); }

.under-construction {
  color: var(--warn); text-shadow: 0 0 6px currentColor;
  animation: blink 1.2s steps(2) infinite;
}

.badges { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.badge {
  font-size: 0.68rem; line-height: 1.3;
  border: 1px solid var(--fg-faint); color: var(--fg-dim);
  padding: 3px 7px; border-radius: 2px; background: #000;
  letter-spacing: 0.3px;
}
.badge b { color: var(--accent); font-weight: 400; }

.fineprint {
  margin-top: 14px; color: var(--fg-faint); font-size: 0.74rem;
  text-align: center;
}

/* ---- 9. Boot sequence (index only) ------------------------------- */
#boot {
  position: fixed; inset: 0; z-index: 60;
  background: var(--bg); color: var(--fg);
  padding: 8vh 6vw; font-size: clamp(13px, 2.2vw, 16px);
  white-space: pre-wrap; overflow: hidden;
}
#boot .ok   { color: var(--fg); }
#boot .warn { color: var(--warn); }
#boot .skip { position: absolute; bottom: 16px; right: 20px;
              color: var(--fg-faint); font-size: 0.8rem; }

/* ---- 10. Responsive ---------------------------------------------- */
@media (max-width: 560px) {
  .terminal { margin: 10px; }
  .nav { gap: 4px; }
  .nav a { font-size: 0.85rem; padding: 2px 6px; }
  .geo-grid { flex-direction: column; align-items: flex-start; }
  .entry .meta::before { content: "drwxr-xr-x  "; }
}

/* ---- 11. Reduced motion ------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; }
  .ticker span { padding-left: 0; }
  html { scroll-behavior: auto; }
}