/* ============================================================
   GLOBAL RESET + TOKENS
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace;
  --mono-retro: 'VT323', 'Share Tech Mono', monospace;
  --display: 'Space Grotesk', system-ui, sans-serif;
  --display-retro: 'Major Mono Display', monospace;
}

html, body { height: 100%; overflow-x: hidden; }
body {
  font-family: var(--mono);
  background: #050507;
  color: #e6e6f0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ============================================================
   APP CHROME — top-right mode switcher (always visible)
   ============================================================ */
.mode-switch {
  position: fixed;
  top: 16px; right: 16px;
  z-index: 1000;
  display: inline-flex;
  gap: 2px;
  padding: 4px;
  background: rgba(8,8,14,.85);
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(10px);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.mode-switch button {
  padding: 8px 12px;
  color: rgba(255,255,255,.55);
  border-radius: 1px;
  transition: all .15s;
  white-space: nowrap;
}
.mode-switch button:hover { color: #fff; background: rgba(255,255,255,.05); }
.mode-switch button.active {
  color: #050507;
  background: var(--accent, #00ffd1);
  font-weight: 700;
}
.mode-switch .label-mode { opacity: .4; padding-right: 6px; align-self: center; }

/* ============================================================
   BOOT SEQUENCE
   ============================================================ */
.boot {
  position: fixed; inset: 0;
  background: #000;
  color: #00ff88;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  z-index: 5000;
  padding: 32px 40px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.boot pre {
  white-space: pre-wrap;
  line-height: 1.45;
  flex: 1;
  overflow: hidden;
}
.boot .boot-line { animation: boot-fade .15s ease-out forwards; }
.boot .boot-skip {
  position: absolute;
  bottom: 20px; right: 24px;
  font-size: 11px;
  color: rgba(0,255,136,.5);
  border: 1px solid rgba(0,255,136,.25);
  padding: 6px 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.boot .boot-skip:hover { color: #00ff88; border-color: #00ff88; }
.boot .boot-cursor { animation: blink 1s steps(2) infinite; }
@keyframes boot-fade { from { opacity: 0; transform: translateY(2px);} to { opacity: 1; transform: none;} }
@keyframes blink { 50% { opacity: 0; } }

/* ============================================================
   SCANLINES + CRT (toggleable)
   ============================================================ */
.scanlines::before {
  content: '';
  position: fixed; inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0,
    transparent 2px,
    rgba(0,0,0, calc(0.18 * var(--scan, 1))) 2px,
    rgba(0,0,0, calc(0.18 * var(--scan, 1))) 3px
  );
  pointer-events: none;
  z-index: 100;
  mix-blend-mode: multiply;
}
.scanlines::after {
  content: '';
  position: fixed; inset: 0;
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0,0,0, calc(0.5 * var(--scan, 1))) 100%);
  pointer-events: none;
  z-index: 99;
}
.crt-curve { transform: perspective(1200px); }
.crt-curve > .mode-root {
  border-radius: 22px / 30px;
  overflow: hidden;
  box-shadow: inset 0 0 80px rgba(0,0,0,.6);
}

/* ============================================================
   GLITCH animations (used by all modes)
   ============================================================ */
@keyframes glitch-x {
  0%, 92%, 100% { transform: translate(0); }
  93% { transform: translate(-2px, 0); }
  94% { transform: translate(2px, 0); }
  95% { transform: translate(-1px, 1px); }
  96% { transform: translate(1px, -1px); }
}
.glitch-text {
  position: relative;
  animation: glitch-x calc(8s / var(--glitch, 1)) infinite;
}
.glitch-text::before, .glitch-text::after {
  content: attr(data-text);
  position: absolute; inset: 0;
  pointer-events: none;
}
.glitch-text::before { color: #ff00aa; transform: translate(-1px, 0); mix-blend-mode: screen; opacity: .55; }
.glitch-text::after { color: #00ffd1; transform: translate(1px, 0); mix-blend-mode: screen; opacity: .55; }

/* ============================================================
   MODE: CYBERPUNK
   ============================================================ */
.cp {
  --cp-bg: #07070d;
  --cp-bg-2: #0c0c18;
  --cp-fg: #ebebf5;
  --cp-dim: rgba(235,235,245,.55);
  --cp-faint: rgba(235,235,245,.18);
  --cp-pink: #ff2d8a;
  --cp-cyan: #00f0ff;
  --cp-violet: #a78bff;
  --cp-yellow: #f5ff00;
  --accent: var(--cp-pink);
  background: var(--cp-bg);
  color: var(--cp-fg);
  min-height: 100vh;
  position: relative;
  font-family: var(--mono);
}
.cp .grid-bg {
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(255,45,138,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,240,255,.04) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
  z-index: 0;
}
.cp .glow-orb {
  position: fixed;
  width: 600px; height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: .35;
  pointer-events: none;
  z-index: 0;
}
.cp .glow-orb.pink { background: var(--cp-pink); top: -200px; right: -100px; }
.cp .glow-orb.cyan { background: var(--cp-cyan); bottom: -200px; left: -150px; }

.cp .cp-shell {
  position: relative;
  z-index: 2;
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 32px 80px;
}

/* topbar */
.cp .cp-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--cp-faint);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cp-dim);
}
.cp .cp-top .logo {
  color: var(--cp-fg);
  font-weight: 700;
  letter-spacing: 0.3em;
}
.cp .cp-top .logo span { color: var(--cp-pink); }
.cp .cp-top .status { display: flex; gap: 24px; }
.cp .cp-top .status .dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: #00ff88;
  border-radius: 50%;
  margin-right: 6px;
  box-shadow: 0 0 8px #00ff88;
  animation: pulse 2s infinite;
}
@keyframes pulse { 50% { opacity: .4; } }

/* hero */
.cp .cp-hero {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  padding: 80px 0 64px;
  align-items: center;
}
.cp .cp-hero .tag {
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--cp-cyan);
  margin-bottom: 24px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.cp .cp-hero .tag::before {
  content: '';
  width: 32px; height: 1px;
  background: var(--cp-cyan);
}
.cp .cp-hero h1 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.92;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.cp .cp-hero h1 .accent { color: var(--cp-pink); }
.cp .cp-hero .role-line {
  font-size: 16px;
  color: var(--cp-dim);
  margin-bottom: 32px;
  max-width: 500px;
  line-height: 1.6;
}
.cp .cp-hero .meta {
  display: flex;
  gap: 32px;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cp-dim);
}
.cp .cp-hero .meta b { color: var(--cp-fg); font-weight: 500; display: block; margin-top: 4px; letter-spacing: 0.05em; text-transform: none; font-size: 13px;}

.cp .ascii-frame {
  border: 1px solid var(--cp-faint);
  background: linear-gradient(180deg, rgba(255,45,138,.06), transparent 50%, rgba(0,240,255,.04));
  padding: 18px;
  position: relative;
}
.cp .ascii-frame::before {
  content: '// IDENTITY.ASC';
  position: absolute;
  top: -9px; left: 14px;
  background: var(--cp-bg);
  padding: 0 8px;
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--cp-pink);
}
.cp .ascii-frame pre {
  font-family: var(--mono);
  font-size: 8.5px;
  line-height: 1.05;
  color: var(--cp-cyan);
  text-shadow: 0 0 6px rgba(0,240,255,.35);
  white-space: pre;
  overflow: hidden;
}

/* section header */
.cp .sec {
  margin-top: 96px;
}
.cp .sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--cp-faint);
  padding-bottom: 14px;
  margin-bottom: 32px;
}
.cp .sec-head h2 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 28px;
  letter-spacing: -0.01em;
}
.cp .sec-head h2::before {
  content: attr(data-num) ' / ';
  color: var(--cp-pink);
  font-family: var(--mono);
  font-weight: 400;
  font-size: 14px;
  letter-spacing: 0.2em;
  margin-right: 12px;
  vertical-align: middle;
}
.cp .sec-head .meta {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--cp-dim);
}

/* projects */
.cp .proj-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--cp-faint);
  border: 1px solid var(--cp-faint);
}
.cp .proj-card {
  background: var(--cp-bg);
  padding: 24px;
  position: relative;
  cursor: pointer;
  transition: background .2s;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 220px;
}
.cp .proj-card:hover { background: var(--cp-bg-2); }
.cp .proj-card .pid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 10px;
  letter-spacing: 0.2em;
}
.cp .proj-card .pid .tag { color: var(--cp-cyan); }
.cp .proj-card .pid .year { color: var(--cp-dim); }
.cp .proj-card h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
}
.cp .proj-card p { font-size: 13px; color: var(--cp-dim); line-height: 1.5; flex: 1; }
.cp .proj-card .stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--cp-dim);
}
.cp .proj-card .stack span {
  border: 1px solid var(--cp-faint);
  padding: 3px 8px;
}
.cp .proj-card .sev {
  position: absolute;
  top: 24px; right: 24px;
  font-size: 9px;
  letter-spacing: 0.25em;
  padding: 3px 7px;
  border: 1px solid currentColor;
}
.cp .proj-card .sev.HIGH { color: #ff2d4f; }
.cp .proj-card .sev.MED { color: #ffa800; }
.cp .proj-card .sev.LOW { color: var(--cp-cyan); }
.cp .proj-card .sev.INFO { color: var(--cp-dim); }
.cp .proj-card .arrow {
  position: absolute;
  bottom: 20px; right: 24px;
  color: var(--cp-pink);
  font-size: 18px;
  opacity: 0;
  transition: opacity .2s, transform .2s;
}
.cp .proj-card:hover .arrow { opacity: 1; transform: translateX(4px); }

/* skills */
.cp .skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.cp .skill-bar {
  display: grid;
  grid-template-columns: 180px 1fr 60px;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid var(--cp-faint);
  font-size: 13px;
}
.cp .skill-bar .name { color: var(--cp-fg); }
.cp .skill-bar .track {
  height: 6px;
  background: rgba(255,255,255,.05);
  position: relative;
  overflow: hidden;
}
.cp .skill-bar .fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: linear-gradient(90deg, var(--cp-pink), var(--cp-cyan));
  transform-origin: left;
  animation: fill-up 1.4s cubic-bezier(.2,.7,.2,1) backwards;
}
.cp .skill-bar .pct {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cp-dim);
  text-align: right;
  font-variant-numeric: tabular-nums;
}
@keyframes fill-up { from { transform: scaleX(0); } }

.cp .skill-cat {
  border: 1px solid var(--cp-faint);
  padding: 16px 18px;
  margin-bottom: 12px;
}
.cp .skill-cat h4 {
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--cp-pink);
  margin-bottom: 10px;
}
.cp .skill-cat .chips {
  display: flex; flex-wrap: wrap; gap: 6px;
  font-size: 12px;
  color: var(--cp-dim);
}
.cp .skill-cat .chips span::after {
  content: '/';
  margin-left: 6px;
  color: var(--cp-faint);
}
.cp .skill-cat .chips span:last-child::after { content: ''; }

/* experience timeline */
.cp .timeline {
  border-left: 1px solid var(--cp-faint);
  padding-left: 32px;
  margin-left: 8px;
}
.cp .tl-item { position: relative; padding-bottom: 40px; }
.cp .tl-item::before {
  content: '';
  position: absolute;
  left: -38px;
  top: 6px;
  width: 12px; height: 12px;
  background: var(--cp-bg);
  border: 2px solid var(--cp-pink);
  border-radius: 50%;
}
.cp .tl-item .when {
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--cp-cyan);
  margin-bottom: 6px;
}
.cp .tl-item h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 22px;
  margin-bottom: 4px;
}
.cp .tl-item h3 b { color: var(--cp-pink); font-weight: 600; }
.cp .tl-item ul { margin-top: 14px; padding-left: 18px; list-style: none; }
.cp .tl-item ul li {
  font-size: 13px;
  color: var(--cp-dim);
  line-height: 1.6;
  margin-bottom: 6px;
  position: relative;
}
.cp .tl-item ul li::before {
  content: '▶';
  position: absolute;
  left: -18px;
  color: var(--cp-pink);
  font-size: 9px;
  top: 5px;
}

/* writing */
.cp .post-list {
  display: grid;
  gap: 1px;
  background: var(--cp-faint);
  border: 1px solid var(--cp-faint);
}
.cp .post {
  background: var(--cp-bg);
  padding: 18px 24px;
  display: grid;
  grid-template-columns: 110px 90px 1fr 80px 24px;
  gap: 20px;
  align-items: center;
  cursor: pointer;
  transition: background .15s;
}
.cp .post:hover { background: var(--cp-bg-2); }
.cp .post .date { font-size: 11px; color: var(--cp-dim); letter-spacing: 0.1em; }
.cp .post .ptag { font-size: 9px; color: var(--cp-cyan); letter-spacing: 0.2em; }
.cp .post .title { font-family: var(--display); font-weight: 500; font-size: 16px; }
.cp .post .read { font-size: 11px; color: var(--cp-dim); text-align: right; }
.cp .post .arr { color: var(--cp-pink); text-align: right; }

/* contact */
.cp .contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: end;
}
.cp .contact-grid h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(40px, 6vw, 80px);
  line-height: .95;
  letter-spacing: -0.03em;
}
.cp .contact-grid h2 .accent { color: var(--cp-pink); }
.cp .contact-grid .links { display: flex; flex-direction: column; gap: 4px; }
.cp .contact-grid .link-row {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--cp-faint);
  font-size: 14px;
  letter-spacing: 0.05em;
  transition: padding .2s;
}
.cp .contact-grid .link-row:hover { padding-left: 12px; }
.cp .contact-grid .link-row .lab { font-size: 10px; letter-spacing: 0.3em; color: var(--cp-cyan); }
.cp .contact-grid .link-row .arr { color: var(--cp-pink); }

/* footer */
.cp .cp-foot {
  margin-top: 96px;
  padding-top: 24px;
  border-top: 1px solid var(--cp-faint);
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cp-dim);
}

/* ============================================================
   MODE: RETRO (CRT terminal, read-only)
   ============================================================ */
.retro {
  --r-bg: #0a0600;
  --r-fg: #ffb000;
  --r-dim: rgba(255,176,0,.55);
  --r-faint: rgba(255,176,0,.2);
  --r-glow: rgba(255,176,0,.5);
  --accent: var(--r-fg);
  background: var(--r-bg);
  color: var(--r-fg);
  font-family: 'VT323', monospace;
  font-size: 22px;
  min-height: 100vh;
  position: relative;
  text-shadow: 0 0 6px var(--r-glow);
  overflow: hidden;
}
.retro.green { --r-fg: #00ff88; --r-glow: rgba(0,255,136,.4); --r-bg: #001008; --r-dim: rgba(0,255,136,.55); --r-faint: rgba(0,255,136,.2); }
.retro.amber { --r-fg: #ffb000; --r-glow: rgba(255,176,0,.5); --r-bg: #0a0600; }
.retro.cyan { --r-fg: #74f0ff; --r-glow: rgba(116,240,255,.5); --r-bg: #001318; --r-dim: rgba(116,240,255,.55); --r-faint: rgba(116,240,255,.2);}

.retro .crt-screen {
  max-width: 1100px;
  margin: 0 auto;
  padding: 60px 50px 40px;
  min-height: 100vh;
}
.retro .crt-head {
  display: flex;
  justify-content: space-between;
  border-bottom: 2px solid var(--r-faint);
  padding-bottom: 8px;
  margin-bottom: 28px;
  font-size: 18px;
  letter-spacing: 0.05em;
}
.retro .crt-head .marquee { color: var(--r-fg); }
.retro .crt-head .ts { color: var(--r-dim); }

.retro .ascii-art {
  white-space: pre;
  font-size: 16px;
  line-height: 1.05;
  margin-bottom: 24px;
  color: var(--r-fg);
}
.retro h1.banner {
  font-size: 80px;
  font-family: 'VT323', monospace;
  line-height: 0.95;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}
.retro .sub {
  font-size: 22px;
  color: var(--r-dim);
  margin-bottom: 32px;
}

.retro .crt-page {
  white-space: pre-wrap;
  font-size: 22px;
  line-height: 1.35;
}
.retro .crt-page b, .retro .crt-page strong { color: var(--r-fg); font-weight: 400; background: var(--r-faint); padding: 0 4px; }
.retro .crt-page .key { color: var(--r-dim); }
.retro .crt-page .div { color: var(--r-faint); letter-spacing: 0.1em; }

.retro .crt-pager {
  position: fixed;
  bottom: 20px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 24px;
  align-items: center;
  font-size: 16px;
  letter-spacing: 0.15em;
  background: var(--r-bg);
  padding: 8px 20px;
  border: 2px solid var(--r-faint);
  z-index: 50;
}
.retro .crt-pager button {
  color: var(--r-fg);
  font-family: inherit;
  font-size: 16px;
  text-shadow: inherit;
}
.retro .crt-pager button:hover { background: var(--r-faint); }
.retro .crt-pager .pageno { min-width: 60px; text-align: center; }

.retro .cursor {
  display: inline-block;
  width: 12px; height: 22px;
  background: var(--r-fg);
  vertical-align: text-bottom;
  animation: blink 1s steps(2) infinite;
  box-shadow: 0 0 8px var(--r-glow);
}

.retro .crt-jitter {
  animation: jitter 0.06s infinite alternate;
}
@keyframes jitter {
  from { text-shadow: 0 0 6px var(--r-glow); }
  to { text-shadow: 0 0 8px var(--r-glow), 1px 0 0 rgba(255,255,255,.05); }
}

.retro::before {
  content: '';
  position: fixed; inset: 0;
  background: radial-gradient(ellipse at center, transparent 60%, rgba(0,0,0,.7) 100%);
  pointer-events: none;
  z-index: 50;
}

/* ============================================================
   MODE: INTERACTIVE TERMINAL (Cybersecurity HUD)
   ============================================================ */
.hud {
  --hud-bg: #04060a;
  --hud-panel: #08101a;
  --hud-border: rgba(120,255,200,.18);
  --hud-fg: #d4eaf2;
  --hud-dim: rgba(212,234,242,.55);
  --hud-cyan: #00d9ff;
  --hud-lime: #6dff8b;
  --hud-amber: #ffb800;
  --hud-red: #ff3357;
  --hud-violet: #a37cff;
  --accent: var(--hud-cyan);
  background: var(--hud-bg);
  color: var(--hud-fg);
  font-family: var(--mono);
  font-size: 12px;
  min-height: 100vh;
  position: relative;
}
.hud .hud-grid-bg {
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(0,217,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,217,255,.03) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.hud .hud-shell {
  position: relative;
  z-index: 2;
  height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr 280px;
  grid-template-rows: 36px 1fr 24px;
  gap: 8px;
  padding: 8px;
}

.hud .hud-top, .hud .hud-bot {
  grid-column: 1 / -1;
  background: var(--hud-panel);
  border: 1px solid var(--hud-border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--hud-dim);
  gap: 24px;
}
.hud .hud-top .branding { color: var(--hud-cyan); font-weight: 700; letter-spacing: 0.3em; }
.hud .hud-top .branding b { color: var(--hud-fg); }
.hud .hud-top .dot {
  width: 6px; height: 6px; background: var(--hud-lime); border-radius: 50%;
  display: inline-block; margin-right: 6px;
  box-shadow: 0 0 8px var(--hud-lime);
  animation: pulse 1.6s infinite;
}
.hud .hud-top .spacer { flex: 1; }
.hud .hud-bot { font-size: 9px; }

.hud .panel {
  background: var(--hud-panel);
  border: 1px solid var(--hud-border);
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.hud .panel .ph {
  display: flex;
  justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid var(--hud-border);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--hud-cyan);
  flex-shrink: 0;
}
.hud .panel .ph .pid { color: var(--hud-dim); }
.hud .panel .pb {
  padding: 12px;
  flex: 1;
  overflow-y: auto;
  font-size: 11px;
  line-height: 1.5;
}
.hud .panel .pb::-webkit-scrollbar { width: 6px; }
.hud .panel .pb::-webkit-scrollbar-thumb { background: var(--hud-border); }

/* left col stacks */
.hud .col-left, .hud .col-right {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 0;
}
.hud .col-mid { display: flex; flex-direction: column; min-height: 0; }

/* identity panel (left) */
.hud .id-panel .pb { padding: 14px; }
.hud .id-panel pre {
  font-size: 6px;
  line-height: 1.05;
  color: var(--hud-cyan);
  white-space: pre;
  overflow: hidden;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px dotted var(--hud-border);
  text-shadow: 0 0 4px rgba(0,217,255,.4);
  text-align: center;
}
.hud .id-panel .name { color: var(--hud-fg); font-size: 14px; font-weight: 700; letter-spacing: 0.05em; margin-bottom: 4px; }
.hud .id-panel .role { color: var(--hud-cyan); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; }
.hud .id-panel .meta { margin-top: 14px; }
.hud .id-panel .meta-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 8px;
  padding: 4px 0;
  font-size: 10px;
  border-bottom: 1px dotted var(--hud-border);
}
.hud .id-panel .meta-row .k { color: var(--hud-dim); letter-spacing: 0.1em; }
.hud .id-panel .meta-row .v { color: var(--hud-fg); font-weight: 500; }

/* threat feed */
.hud .feed-row {
  display: grid;
  grid-template-columns: 60px 60px 1fr;
  gap: 8px;
  padding: 6px 0;
  border-bottom: 1px dotted var(--hud-border);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
}
.hud .feed-row .t { color: var(--hud-dim); }
.hud .feed-row .sev { font-weight: 700; letter-spacing: 0.1em; }
.hud .feed-row .sev.HIGH { color: var(--hud-red); }
.hud .feed-row .sev.MED { color: var(--hud-amber); }
.hud .feed-row .sev.LOW { color: var(--hud-cyan); }
.hud .feed-row .sev.INFO { color: var(--hud-dim); }
.hud .feed-row .msg { color: var(--hud-fg); }

/* terminal (mid) */
.hud .term-panel {
  flex: 1;
  background: #02040a;
}
.hud .term-panel .ph { background: var(--hud-panel); }
.hud .term-window {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.55;
  color: var(--hud-fg);
}
.hud .term-window::-webkit-scrollbar { width: 8px; }
.hud .term-window::-webkit-scrollbar-thumb { background: var(--hud-border); }
.hud .term-line { white-space: pre-wrap; word-break: break-word; }
.hud .term-line.in { color: var(--hud-fg); }
.hud .term-line.in .prompt { color: var(--hud-lime); margin-right: 8px; user-select: none; }
.hud .term-line.in .cmd { color: var(--hud-cyan); }
.hud .term-line.out { color: var(--hud-dim); }
.hud .term-line.out.fg { color: var(--hud-fg); }
.hud .term-line.warn { color: var(--hud-amber); }
.hud .term-line.err { color: var(--hud-red); }
.hud .term-line.ok { color: var(--hud-lime); }
.hud .term-line.ascii {
  color: var(--hud-cyan);
  white-space: pre;
  line-height: 1.05;
  font-size: 11px;
  text-shadow: 0 0 6px rgba(0,217,255,.4);
  margin: 8px 0 16px;
  padding-bottom: 14px;
  border-bottom: 1px dotted var(--hud-border);
}
.hud .term-line b { color: var(--hud-cyan); font-weight: 500; }
.hud .term-line a { color: var(--hud-cyan); text-decoration: underline; }
.hud .term-input-row {
  display: flex;
  align-items: center;
  padding: 8px 16px;
  border-top: 1px solid var(--hud-border);
  background: rgba(0,217,255,.04);
}
.hud .term-input-row .prompt { color: var(--hud-lime); margin-right: 8px; font-size: 13px; user-select: none; }
.hud .term-input-row input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: none;
  color: var(--hud-fg);
  font: inherit;
  font-size: 13px;
  caret-color: var(--hud-cyan);
}
.hud .term-cursor {
  display: inline-block;
  width: 8px; height: 14px;
  background: var(--hud-cyan);
  vertical-align: text-bottom;
  animation: blink 1s steps(2) infinite;
}

/* skill chart */
.hud .sk-row {
  display: grid;
  grid-template-columns: 100px 1fr 32px;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 10px;
}
.hud .sk-row .n { color: var(--hud-fg); }
.hud .sk-row .b { height: 4px; background: rgba(255,255,255,.05); position: relative; }
.hud .sk-row .b::before {
  content: '';
  position: absolute; inset: 0 auto 0 0;
  width: var(--w);
  background: var(--hud-cyan);
  box-shadow: 0 0 6px var(--hud-cyan);
}
.hud .sk-row .p { color: var(--hud-dim); text-align: right; font-variant-numeric: tabular-nums; }

/* status bottom */
.hud .stat-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 12px;
  font-size: 10px;
  margin-bottom: 10px;
}
.hud .stat-row .k { color: var(--hud-dim); letter-spacing: 0.1em; }
.hud .stat-row .v { color: var(--hud-lime); font-weight: 700; text-align: right; font-variant-numeric: tabular-nums; }
.hud .stat-row .v.warn { color: var(--hud-amber); }
.hud .stat-row .v.err { color: var(--hud-red); }

/* matrix easter egg */
.hud .matrix-rain {
  position: fixed;
  inset: 0;
  z-index: 4000;
  background: rgba(0,0,0,.95);
  overflow: hidden;
}
.hud .matrix-rain canvas { width: 100%; height: 100%; }
.hud .matrix-rain .esc {
  position: absolute;
  top: 16px; right: 16px;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: rgba(0,255,136,.7);
  border: 1px solid rgba(0,255,136,.3);
  padding: 6px 10px;
}

/* mobile guard */
@media (max-width: 900px) {
  .hud .hud-shell { grid-template-columns: 1fr; grid-template-rows: 36px auto auto auto 24px; height: auto; min-height: 100vh; }
  .hud .col-left, .hud .col-right { flex-direction: row; flex-wrap: wrap; }
  .hud .col-left .panel, .hud .col-right .panel { flex: 1 1 240px; }
  .cp .cp-hero { grid-template-columns: 1fr; }
  .cp .skills-grid, .cp .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .cp .proj-grid { grid-template-columns: 1fr; }
  .cp .post { grid-template-columns: 1fr; gap: 4px; }
}