/* =========================================================================
   Chezter Vargas — personal site, refined biomedical-instrument edition
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter+Tight:wght@300;400;500;600&family=Fira+Code:wght@400;500&display=swap');

:root {
  /* paper / dark — swap on [data-theme] */
  --ink:           #0c0d0c;
  --paper:         #f3eee4;
  --paper-2:       #ebe5d7;
  --rule:          rgba(12,13,12,.14);
  --mute:          rgba(12,13,12,.55);
  --mute-2:        rgba(12,13,12,.38);
  --signal:        oklch(0.62 0.16 145);
  --signal-soft:   oklch(0.62 0.16 145 / .14);
  --warn:          oklch(0.62 0.16 65);
  --grid:          rgba(12,13,12,.05);
  --hi:            rgba(12,13,12,1);

  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans:  "Inter Tight", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono:  "Fira Code", ui-monospace, "JetBrains Mono", Menlo, monospace;

  --pad: clamp(20px, 4vw, 64px);
  --maxw: 1240px;
  --col-gap: clamp(16px, 2.5vw, 40px);
}

[data-theme="dark"] {
  --ink:           #f0ece3;
  --paper:         #0b0c0c;
  --paper-2:       #131413;
  --rule:          rgba(240,236,227,.16);
  --mute:          rgba(240,236,227,.6);
  --mute-2:        rgba(240,236,227,.4);
  --signal:        oklch(0.78 0.17 145);
  --signal-soft:   oklch(0.78 0.17 145 / .18);
  --warn:          oklch(0.82 0.16 75);
  --grid:          rgba(240,236,227,.06);
  --hi:            rgba(240,236,227,1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background:
    linear-gradient(var(--grid) 1px, transparent 1px) 0 0/100% 28px,
    var(--paper);
  background-attachment: fixed;
  transition: background-color .35s ease, color .35s ease;
  overflow-x: hidden;
}

/* ── CRT mode (tweakable) ──────────────────────────────────────────── */
body[data-crt="1"]::before {
  content: "";
  position: fixed; inset: 0;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(0,0,0,.04) 0,
      rgba(0,0,0,.04) 1px,
      transparent 1px,
      transparent 3px
    );
  pointer-events: none;
  mix-blend-mode: multiply;
  z-index: 99;
}
[data-theme="dark"] body[data-crt="1"]::before { mix-blend-mode: screen; }

/* =========================================================================
   Top status bar
   ========================================================================= */
.status {
  position: sticky; top: 0; z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 10px var(--pad);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--mute);
  background: color-mix(in oklab, var(--paper) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rule);
}
.status .dot {
  display: inline-block; width: 6px; height: 6px; border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 0 var(--signal-soft);
  animation: pulse 1.8s ease-out infinite;
  margin-right: 8px;
  vertical-align: middle;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 var(--signal-soft); }
  70%  { box-shadow: 0 0 0 6px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.status .center { text-align: center; opacity: .8; }
.status .right { display: flex; gap: 16px; align-items: center; }
.status button.theme {
  appearance: none; border: 1px solid var(--rule); background: transparent;
  color: var(--ink); font: inherit; font-family: var(--mono); font-size: 10.5px;
  padding: 4px 9px; cursor: pointer; letter-spacing: .08em;
  border-radius: 2px;
  transition: background .15s, color .15s, border-color .15s;
}
.status button.theme:hover { border-color: var(--ink); background: var(--ink); color: var(--paper); }

/* =========================================================================
   Layout containers
   ========================================================================= */
main {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}
section { position: relative; padding: clamp(72px, 12vh, 140px) 0; border-top: 1px solid var(--rule); }
section:first-of-type { border-top: 0; }

/* channel watermarks */
.channel {
  position: absolute;
  top: 28px; left: 0;
  display: flex; align-items: baseline; gap: 14px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mute-2);
}
.channel b { color: var(--ink); font-weight: 500; }
.channel .line {
  display: inline-block; width: 36px; height: 1px;
  background: var(--rule);
}

/* =========================================================================
   HERO  — CH-00
   ========================================================================= */
.hero {
  padding-top: clamp(60px, 10vh, 120px);
  padding-bottom: clamp(48px, 7vh, 90px);
  border-top: 0;
}
.hero .channel { position: static; margin-bottom: 32px; }

.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(56px, 11vw, 168px);
  line-height: .88;
  letter-spacing: -0.025em;
  margin: 0;
  position: relative;
  text-transform: lowercase;
}
.hero h1 .addr {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .15em;
  color: var(--mute-2);
  text-transform: uppercase;
  margin-bottom: 14px;
  font-style: normal;
}
.hero h1 .alive {
  display: inline-block;
  font-style: italic;
  color: var(--signal);
  position: relative;
}
.hero h1 .alive::after {
  content: "";
  position: absolute;
  left: -4%; right: -4%; bottom: 8%; height: 12%;
  background: var(--signal-soft);
  z-index: -1;
  border-radius: 2px;
}

.hero .meta {
  margin-top: 36px;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--col-gap);
  align-items: end;
}
.hero .role {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mute);
  line-height: 1.7;
}
.hero .role span { color: var(--ink); }
.hero .role .sep { color: var(--mute-2); margin: 0 8px; }

.hero .tagline {
  font-family: var(--mono);
  font-weight: 400;
  font-size: clamp(13px, 1.3vw, 16px);
  line-height: 1.65;
  letter-spacing: 0;
  color: var(--ink);
  min-height: 5em;
  max-width: 44ch;
  padding-left: 14px;
  border-left: 1px solid var(--rule);
}
.hero .tagline::before {
  content: "// TX/RX BUFFER";
  display: block;
  font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--mute-2); margin-bottom: 8px;
}
.hero .tagline .cursor {
  display: inline-block;
  width: 0.55ch; height: 1em;
  vertical-align: -2px;
  background: var(--signal);
  animation: blink 1.05s steps(2) infinite;
  margin-left: 2px;
}
@keyframes blink { 50% { opacity: 0; } }

/* ECG strip under hero */
.ecg {
  margin: 56px 0 0;
  position: relative;
  height: 96px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background:
    linear-gradient(to right, var(--rule) 1px, transparent 1px) 0 0/56px 100%,
    linear-gradient(to bottom, var(--rule) 1px, transparent 1px) 0 0/100% 24px;
  overflow: hidden;
}
.ecg svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.ecg svg path { stroke: var(--signal); stroke-width: 1.6; fill: none; filter: drop-shadow(0 0 6px var(--signal-soft)); }
.ecg .ecg-readout {
  position: absolute; right: 12px; top: 8px;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em;
  color: var(--mute); text-transform: uppercase;
}
.ecg .ecg-readout b { color: var(--signal); font-weight: 500; }
.ecg .ecg-readout .bpm { color: var(--ink); font-size: 13px; letter-spacing: .06em; }

/* =========================================================================
   NOW — CH-01: instrument readout panel
   ========================================================================= */
.now { }
.now .panel {
  margin-top: 24px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--paper-2);
  position: relative;
  overflow: hidden;
}
.now .panel::before {
  /* corner marker */
  content: ""; position: absolute; top: 0; left: 0; width: 24px; height: 24px;
  background:
    linear-gradient(to right, var(--ink) 8px, transparent 8px) 0 0/100% 1px no-repeat,
    linear-gradient(to bottom, var(--ink) 8px, transparent 8px) 0 0/1px 100% no-repeat;
}
.now .cell {
  padding: 22px 22px 18px;
  border-right: 1px solid var(--rule);
  position: relative;
}
.now .cell:last-child { border-right: 0; }
.now .cell .key {
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--mute);
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 12px;
}
.now .cell .key i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--signal); box-shadow: 0 0 6px var(--signal);
}
.now .cell .v {
  font-family: var(--mono); font-weight: 500;
  font-size: clamp(15px, 1.5vw, 18px); line-height: 1.2;
  letter-spacing: 0;
  text-transform: uppercase;
}
.now .cell .v em { font-style: normal; color: var(--signal); }
.now .cell .v::before { content: "› "; color: var(--signal); }
.now .cell .bar {
  margin-top: 14px; height: 4px; border-radius: 2px;
  background: var(--rule); position: relative; overflow: hidden;
}
.now .cell .bar i {
  position: absolute; top: 0; left: 0; bottom: 0;
  background: var(--signal);
  box-shadow: 0 0 6px var(--signal-soft);
}
.now .cell .bar i::after {
  content: ""; position: absolute; right: -8px; top: -2px;
  width: 2px; height: 8px; background: var(--signal);
  animation: barpulse 1.6s ease-in-out infinite;
}
@keyframes barpulse { 0%,100%{opacity:1} 50%{opacity:.3} }
.now .cell .sub {
  margin-top: 10px;
  font-family: var(--mono); font-size: 10.5px; color: var(--mute-2);
  letter-spacing: .04em;
}

/* =========================================================================
   ABOUT — CH-02 editorial column with marginalia
   ========================================================================= */
.about .grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 1fr 2.1fr;
  gap: var(--col-gap);
}
.about .marginalia {
  font-family: var(--mono);
  font-size: 11px; line-height: 1.7;
  letter-spacing: .03em;
  color: var(--mute);
  text-transform: uppercase;
}
.about .marginalia ul { list-style: none; padding: 0; margin: 0; }
.about .marginalia li {
  padding: 8px 0;
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between; gap: 8px;
}
.about .marginalia li:last-child { border-bottom: 1px solid var(--rule); }
.about .marginalia li b { color: var(--ink); font-weight: 500; }

.about .prose {
  font-family: var(--mono);
  font-size: clamp(13px, 1.2vw, 15px);
  line-height: 1.7;
  letter-spacing: 0;
  max-width: 60ch;
  text-wrap: pretty;
}
.about .prose .lead {
  font-family: var(--serif);
  font-size: clamp(22px, 2.4vw, 32px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  display: block;
  margin-bottom: 1.2em;
  color: var(--ink);
}
.about .prose p { margin: 0 0 0.85em; }
.about .prose p:last-child { margin-bottom: 0; }
.about .prose em { color: var(--signal); font-style: italic; }
.about .prose a {
  color: inherit; text-decoration: none;
  background-image: linear-gradient(var(--signal), var(--signal));
  background-size: 100% 1px;
  background-position: 0 95%;
  background-repeat: no-repeat;
  padding-bottom: 0.06em;
  transition: background-size .25s ease, color .25s;
}
.about .prose a:hover { color: var(--signal); }

/* =========================================================================
   READINGS — CH-03 print-out strip
   ========================================================================= */
.readings .head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin: 24px 0 18px;
}
.readings .head h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1; letter-spacing: -0.02em; margin: 0;
}
.readings .head h2 em { font-style: italic; color: var(--signal); }
.readings .head a {
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--mute);
  text-decoration: none; padding: 6px 10px;
  border: 1px solid var(--rule); border-radius: 2px;
  transition: color .2s, border-color .2s;
}
.readings .head a:hover { color: var(--ink); border-color: var(--ink); }

.strip {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  position: relative;
  background:
    repeating-linear-gradient(to right,
      transparent 0, transparent 80px,
      var(--rule) 80px, var(--rule) 81px);
}
.strip::before, .strip::after {
  /* sprocket holes */
  content: "";
  position: absolute; left: 0; right: 0; height: 10px;
  background:
    radial-gradient(circle at 20px 50%, var(--paper) 3px, transparent 3.5px) repeat-x;
  background-size: 40px 10px;
}
.strip::before { top: -5px; }
.strip::after  { bottom: -5px; }
[data-theme="dark"] .strip::before,
[data-theme="dark"] .strip::after {
  background: radial-gradient(circle at 20px 50%, var(--paper) 3px, transparent 3.5px) repeat-x;
  background-size: 40px 10px;
}

.read {
  display: grid;
  grid-template-columns: 110px 90px 1fr 24px;
  align-items: baseline;
  gap: 20px;
  padding: 22px 4px;
  border-bottom: 1px dashed var(--rule);
  color: inherit; text-decoration: none;
  transition: background .25s, padding .25s;
}
.read:last-child { border-bottom: 0; }
.read:hover { background: var(--signal-soft); padding-left: 12px; padding-right: 12px; }
.read .date {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase; color: var(--mute);
}
.read .tag {
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--signal);
}
.read .ttl {
  font-family: var(--serif); font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.2; letter-spacing: -0.01em; color: var(--ink);
  text-wrap: balance;
}
.read .arrow {
  font-family: var(--mono); color: var(--mute);
  transition: transform .2s, color .2s;
}
.read:hover .arrow { transform: translate(3px, -3px); color: var(--signal); }

/* =========================================================================
   PROJECTS — CH-04 specimen slides
   ========================================================================= */
.projects .head { margin: 24px 0 28px; }
.projects .head h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1; letter-spacing: -0.02em; margin: 0;
}
.projects .head .note {
  margin-top: 8px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase; color: var(--mute);
}

.slides {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.slide {
  position: relative;
  aspect-ratio: 3 / 4;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--paper-2);
  padding: 16px;
  display: flex; flex-direction: column; justify-content: space-between;
  overflow: hidden;
  transition: transform .3s ease, border-color .3s;
}
.slide:hover { transform: translateY(-3px); border-color: var(--signal); }
.slide .frosted {
  /* the frosted/etched end of a microscope slide */
  position: absolute; top: 0; left: 0; right: 0; height: 56px;
  background:
    repeating-linear-gradient(45deg,
      var(--paper) 0 4px, var(--paper-2) 4px 6px);
  border-bottom: 1px solid var(--rule);
}
.slide .label {
  position: relative; z-index: 1;
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--mute);
  display: flex; justify-content: space-between;
}
.slide .body > .label { right: 84px !important; }
.slide .label b { color: var(--ink); font-weight: 500; }
.slide .body {
  position: relative; padding-top: 60px;
  display: flex; flex-direction: column; height: 100%;
}
.slide .specimen {
  flex: 1; margin: 12px 0; border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, var(--signal-soft), transparent 60%),
    radial-gradient(circle at 70% 60%, var(--signal-soft), transparent 50%),
    radial-gradient(circle at 50% 50%, var(--paper) 0%, var(--paper-2) 70%);
  border: 1px dashed var(--rule);
  position: relative;
}
.slide .specimen::after {
  content: "TBD"; position: absolute; inset: 0;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 11px; letter-spacing: .2em;
  color: var(--mute-2);
}
.slide .ttl {
  font-family: var(--serif); font-size: 22px; line-height: 1.1;
  letter-spacing: -0.01em; margin-top: 8px;
}
.slide .desc {
  font-family: var(--mono); font-size: 10.5px; line-height: 1.5;
  color: var(--mute); margin-top: 6px;
  letter-spacing: .03em;
}

/* =========================================================================
   NOTES — CH-05 microblog / dmesg-style log
   ========================================================================= */
.notes .head { margin: 24px 0 18px; display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.notes .head h2 {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1; letter-spacing: -0.02em; margin: 0;
}
.notes .head h2 em { font-style: italic; color: var(--signal); }
.notes .head .note {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .08em; text-transform: uppercase; color: var(--mute);
}
.log {
  margin-top: 24px;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--paper-2);
  overflow: hidden;
}
.log .log-bar {
  display: grid; grid-template-columns: 1fr auto;
  gap: 16px; align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .1em; text-transform: uppercase; color: var(--mute);
}
.log .log-bar .stream { display: flex; gap: 14px; }
.log .log-bar .stream b { color: var(--signal); font-weight: 500; }
.log .log-bar .stream .ok::before { content: "● "; color: var(--signal); }
.entry-row {
  display: grid;
  grid-template-columns: 120px 90px 1fr;
  gap: 18px;
  padding: 14px 18px;
  border-bottom: 1px dashed var(--rule);
  font-family: var(--mono); font-size: 12.5px;
  line-height: 1.55;
  position: relative;
}
.entry-row:last-child { border-bottom: 0; }
.entry-row:hover { background: var(--signal-soft); }
.entry-row .ts {
  font-size: 10.5px; letter-spacing: .04em;
  color: var(--mute); text-transform: uppercase;
  padding-top: 2px; white-space: nowrap;
}
.entry-row .lvl {
  font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  padding-top: 2px;
}
.entry-row .lvl[data-lvl="info"] { color: var(--signal); }
.entry-row .lvl[data-lvl="warn"] { color: var(--warn); }
.entry-row .lvl[data-lvl="note"] { color: var(--mute); }
.entry-row .lvl[data-lvl="info"]::before,
.entry-row .lvl[data-lvl="warn"]::before,
.entry-row .lvl[data-lvl="note"]::before {
  content: "[ "; color: var(--mute-2);
}
.entry-row .lvl::after { content: " ]"; color: var(--mute-2); }
.entry-row .msg { color: var(--ink); text-wrap: pretty; }
.entry-row .msg .tags {
  margin-top: 6px; display: flex; gap: 6px; flex-wrap: wrap;
  font-size: 10px; letter-spacing: .08em; text-transform: uppercase;
}
.entry-row .msg .tags span {
  color: var(--signal); border: 1px solid var(--rule);
  padding: 1px 6px; border-radius: 2px;
}
.entry-row .msg a {
  color: var(--signal); text-decoration: none;
  border-bottom: 1px dotted var(--signal);
}
.entry-row .msg code {
  background: var(--paper); border: 1px solid var(--rule);
  padding: 0 5px; border-radius: 2px;
  font-size: .92em;
}
.log .log-foot {
  padding: 10px 18px;
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--mute-2);
  background: var(--paper);
  border-top: 1px solid var(--rule);
  display: flex; justify-content: space-between;
}
.log .log-foot .blink { color: var(--signal); }
@media (max-width: 700px) {
  .entry-row { grid-template-columns: 1fr; gap: 6px; }
  .entry-row .ts, .entry-row .lvl { display: inline; padding: 0; }
}

/* =========================================================================
   PROJECT STATUS chrome (under-construction patterns)
   ========================================================================= */
.slide .status-pill {
  position: absolute; top: 14px; right: 14px; z-index: 3;
  font-family: var(--mono); font-size: 9.5px;
  letter-spacing: .14em; text-transform: uppercase;
  padding: 3px 7px; border-radius: 2px;
  background: var(--paper); border: 1px solid var(--rule);
  color: var(--mute);
}
.slide .status-pill[data-s="wip"] {
  color: var(--warn); border-color: var(--warn);
}
.slide .status-pill[data-s="wip"]::before {
  content: "⚠ "; color: var(--warn);
}
.slide .status-pill[data-s="active"] { color: var(--signal); border-color: var(--signal); }
.slide .status-pill[data-s="active"]::before { content: "● "; color: var(--signal); }

.slide .specimen[data-s="wip"] {
  background:
    repeating-linear-gradient(45deg,
      var(--warn) 0 1px,
      transparent 1px 12px),
    radial-gradient(circle at 50% 50%, var(--paper) 0%, var(--paper-2) 80%);
  border-color: var(--warn);
  opacity: .85;
}
.slide .specimen[data-s="wip"]::after,
.slide .specimen[data-s="active"]::after {
  inset: auto;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: auto; height: auto;
  display: inline-block;
  z-index: 2;
  white-space: nowrap;
}
.slide .specimen[data-s="wip"]::after {
  content: "UNDER CONSTRUCTION";
  font-size: 9.5px; letter-spacing: .18em; color: var(--warn);
  background: var(--paper-2);
  padding: 4px 8px; border: 1px solid var(--warn);
  border-radius: 2px;
}
.slide .specimen[data-s="active"] {
  background:
    radial-gradient(circle at 50% 50%, var(--signal) 0%, var(--signal-soft) 60%, transparent 80%),
    var(--paper-2);
  border-color: var(--signal);
}
.slide .specimen[data-s="active"]::after {
  content: "ACTIVE • v1.0";
  font-size: 9.5px; letter-spacing: .18em; color: var(--paper);
  background: var(--signal); padding: 4px 8px; border-radius: 2px;
}
.slide .ttl { font-family: var(--mono); font-size: 15px; text-transform: uppercase; letter-spacing: .04em; font-weight: 500; }
.slide .ttl em { font-style: normal; color: var(--signal); }
.slide .desc { font-size: 11px; }

/* =========================================================================
   CONTACT — CH-06 terminal prompt
   ========================================================================= */
.contact .term {
  margin-top: 28px;
  padding: 28px clamp(20px, 3vw, 44px);
  border: 1px solid var(--rule);
  background:
    linear-gradient(var(--grid) 1px, transparent 1px) 0 0/100% 22px,
    var(--paper-2);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: clamp(14px, 1.4vw, 16px);
  line-height: 1.7;
  position: relative;
}
.contact .term .ln { display: block; color: var(--mute); }
.contact .term .ln b { color: var(--ink); font-weight: 500; }
.contact .term .ln .prompt { color: var(--signal); margin-right: 8px; }
.contact .term a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--signal);
  padding-bottom: 1px;
  transition: background .2s, color .2s;
}
.contact .term a:hover { background: var(--signal); color: var(--paper); }
.contact .term .out { color: var(--ink); padding-left: 18px; }
.contact .term .blink {
  display: inline-block; width: 0.55ch; height: 1em; vertical-align: -2px;
  background: var(--signal);
  animation: blink 1.05s steps(2) infinite;
  margin-left: 2px;
}

/* =========================================================================
   Footer
   ========================================================================= */
footer {
  border-top: 1px solid var(--rule);
  padding: 18px var(--pad);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--mute);
}
footer .c { text-align: center; }
footer a {
  color: var(--mute); text-decoration: none;
  border-bottom: 1px dotted var(--mute-2);
  transition: color .2s, border-color .2s;
}
footer a:hover { color: var(--signal); border-color: var(--signal); }

/* =========================================================================
   Side rail — fixed channel ticker on desktop
   ========================================================================= */
.rail {
  position: fixed;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 30;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--mute-2);
}
.rail a {
  display: flex; align-items: center; gap: 8px;
  color: inherit; text-decoration: none;
  padding: 4px 2px;
  transition: color .2s;
}
.rail a i {
  display: inline-block; width: 18px; height: 1px;
  background: currentColor; opacity: .55;
  transition: width .25s, background .25s;
}
.rail a:hover, .rail a.on { color: var(--ink); }
.rail a:hover i, .rail a.on i {
  width: 30px; background: var(--signal); opacity: 1;
}

@media (max-width: 1100px) { .rail { display: none; } }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 880px) {
  .hero .meta { grid-template-columns: 1fr; }
  .now .panel { grid-template-columns: repeat(2, 1fr); }
  .now .cell { border-right: 0; border-bottom: 1px solid var(--rule); }
  .now .cell:nth-child(2n) { border-right: 0; }
  .now .cell:nth-last-child(-n+2) { border-bottom: 0; }
  .now .cell:nth-child(odd) { border-right: 1px solid var(--rule); }
  .now .cell:nth-last-child(1),
  .now .cell:nth-last-child(2) { border-bottom: 0; }
  .about .grid { grid-template-columns: 1fr; }
  .read { grid-template-columns: 88px 1fr 18px; }
  .read .tag { display: none; }
  .slides { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .now .panel { grid-template-columns: 1fr; }
  .now .cell { border-right: 0 !important; border-bottom: 1px solid var(--rule); }
  .now .cell:last-child { border-bottom: 0; }
  .slides { grid-template-columns: 1fr; }
  .status { gap: 12px; font-size: 9.5px; }
  .status .center { display: none; }
  footer { grid-template-columns: 1fr; text-align: center; }
  footer .c { display: none; }
}

/* =========================================================================
   Reveal-on-scroll
   ========================================================================= */
.reveal { opacity: 0; transform: translateY(10px); transition: opacity .8s ease, transform .8s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  * { animation-duration: 0.001s !important; transition-duration: 0.001s !important; }
}

/* focus rings */
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 2px; }