* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
a { text-decoration: none; color: inherit; }

:root {
  --bg:#f4f2ec; --surface:#ffffff; --surface2:#faf8f2;
  --fg:#1b1b20; --muted:#6b6b73; --border:#e4e1d8; --accent:#d75a00;
}
html.dark {
  --bg:#141417; --surface:#1a1a1f; --surface2:#202027;
  --fg:#e8e8ea; --muted:#9a9aa2; --border:#2c2c33; --accent:#ff8200;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'JetBrains Mono', monospace;
  min-height: 100vh;
  transition: background-color .3s ease, color .3s ease;
}

@keyframes rise { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:none; } }
@keyframes blink { 0%,49%{opacity:1} 50%,100%{opacity:0} }
@keyframes scrollup { from { transform:translateY(0); } to { transform:translateY(-50%); } }
@keyframes drift {
  0%{transform:translate(0,0)} 33%{transform:translate(-20vw,14vh)}
  66%{transform:translate(13vw,-10vh)} 100%{transform:translate(0,0)}
}

.glow {
  position: fixed; top: 4%; left: 56%;
  width: 540px; height: 540px; max-width: 86vw;
  border-radius: 50%; background: var(--accent);
  opacity: .17; filter: blur(90px);
  z-index: 0; pointer-events: none;
  animation: drift 20s ease-in-out infinite;
}
.hexwrap {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
  opacity: .08;
  -webkit-mask-image: linear-gradient(110deg,#000 30%,transparent 75%), linear-gradient(180deg,transparent,#000 16%,#000 84%,transparent);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(110deg,#000 30%,transparent 75%), linear-gradient(180deg,transparent,#000 16%,#000 84%,transparent);
  mask-composite: intersect;
}
.hexwrap pre {
  margin: 0; padding: 14px 18px;
  font-family: 'JetBrains Mono', monospace; font-size: 12px; line-height: 1.55;
  color: var(--accent); white-space: pre;
  animation: scrollup 55s linear infinite;
}

header.nav {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 12px clamp(16px,4vw,30px);
  background: var(--surface2); border-bottom: 1px solid var(--border);
}
.lights { display: flex; gap: 7px; align-items: center; }
.lights span { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.winlabel { font-size: 13px; color: var(--muted); }
nav.links { margin-left: auto; display: flex; gap: 18px; align-items: center; font-size: 13px; }
nav.links a { color: var(--muted); position: relative; padding-bottom: 2px; }
nav.links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .2s ease;
}
nav.links a:hover { color: var(--accent); }
nav.links a:hover::after,
nav.links a.active::after { transform: scaleX(1); }
nav.links a.active { color: var(--fg); }

.toggle {
  cursor: pointer; font-family: 'JetBrains Mono', monospace;
  font-size: 11px; font-weight: 600; letter-spacing: .5px;
  color: var(--fg); background: var(--surface); border: 1px solid var(--border);
  border-radius: 7px; padding: 7px 11px; display: flex; align-items: center; gap: 7px;
}
.toggle:hover { border-color: var(--accent); }
.toggle .swatch {
  width: 11px; height: 11px; border-radius: 50%;
  background: linear-gradient(90deg, var(--fg) 50%, transparent 50%);
  border: 1px solid var(--muted); display: inline-block;
}

main {
  position: relative; z-index: 1;
  max-width: 840px; margin: 0 auto;
  padding: clamp(34px,6vw,72px) clamp(18px,5vw,32px) 60px;
}
.prompt { color: var(--accent); }
.caret {
  display: inline-block; width: 8px; height: 16px; background: var(--accent);
  vertical-align: -3px; margin-left: 2px; animation: blink 1.1s step-end infinite;
}
h1.name {
  font-size: clamp(32px,6.5vw,52px); font-weight: 700; letter-spacing: -1px;
  line-height: 1.05; margin: 0 0 10px; color: var(--fg);
  transition: text-shadow .3s ease;
}
.role { font-size: clamp(14px,2.4vw,16px); color: var(--accent); margin-bottom: 22px; }
.bio {
  font-family: 'IBM Plex Sans', sans-serif; font-size: clamp(15px,2.4vw,17px);
  line-height: 1.75; color: var(--muted); max-width: 580px; margin: 0 0 26px;
}
.contacts { display: flex; flex-wrap: wrap; gap: 18px; font-size: 13.5px; }
.contacts a { color: var(--fg); border-bottom: 1px solid var(--accent); padding-bottom: 2px; }
.contacts a:hover { color: var(--accent); }

section.block { margin-top: clamp(40px,7vw,68px); }
.cmd { font-size: 13px; color: var(--muted); margin-bottom: 6px; }

.proj {
  display: block; padding: 18px 16px; margin: 0 -16px;
  border-radius: 8px; border-bottom: 1px solid var(--border);
  transition: background-color .2s ease, transform .18s ease;
}
.proj:hover { background: var(--surface); transform: translateX(6px); }
.proj .top { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; }
.proj .title { font-size: clamp(15px,2.6vw,17px); font-weight: 600; color: var(--fg); }
.proj .num { color: var(--accent); }
.proj .host { font-size: 11px; color: var(--muted); flex: none; }
.proj .desc {
  font-family: 'IBM Plex Sans', sans-serif; font-size: 14px; line-height: 1.6;
  color: var(--muted); margin: 8px 0 11px; max-width: 560px;
}
.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tags span { font-size: 10.5px; color: var(--muted); border: 1px solid var(--border); border-radius: 3px; padding: 2px 8px; }

.about-text {
  font-family: 'IBM Plex Sans', sans-serif; font-size: clamp(15px,2.4vw,16px);
  line-height: 1.8; color: var(--muted); max-width: 600px; margin: 0;
}

footer.foot {
  position: relative; z-index: 1; background: var(--bg);
  border-top: 1px solid var(--border); padding: 24px clamp(18px,5vw,32px);
  display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center;
  max-width: 840px; margin: 0 auto; font-size: 12px; color: var(--muted);
}

/* ============ EASTER EGG : DEBUG MODE ============ */
@keyframes egg-flicker { 0%,100%{opacity:1} 50%{opacity:.86} }
@keyframes egg-glitch {
  0%{transform:translate(0,0)} 20%{transform:translate(-2px,1px)} 40%{transform:translate(2px,-1px)}
  60%{transform:translate(-1px,-1px)} 80%{transform:translate(1px,1px)} 100%{transform:translate(0,0)}
}
#scanlines {
  position: fixed; inset: 0; z-index: 30; pointer-events: none; opacity: 0;
  background:
    repeating-linear-gradient(0deg, rgba(0,0,0,0.30) 0px, rgba(0,0,0,0.30) 1px, transparent 1px, transparent 3px);
  box-shadow: inset 0 0 220px rgba(0,0,0,0.92);
}
body.debug #scanlines { opacity: 1; animation: egg-flicker 2.4s steps(2) infinite; }
body.debug .hexwrap { opacity: .24 !important; }
body.debug .hexwrap pre { animation-duration: 16s !important; }
body.debug .glow { opacity: .26; }
body.debug h1.name { text-shadow: 2px 0 rgba(255,0,60,.7), -2px 0 rgba(0,255,247,.6); animation: egg-glitch .85s steps(2) 2; }

/* ---- persistent Konami hint in nav ---- */
.konami-hint {
  display: inline-flex; gap: 1px; align-items: center;
  margin: 0 12px; opacity: .18;
  transition: opacity .25s ease;
}
.konami-hint:hover { opacity: 1; }
.konami-hint kbd {
  display: inline-flex; align-items: center; justify-content: center;
  width: 20px; height: 20px;
  font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 500;
  color: var(--muted); background: transparent;
  border: 1px solid transparent; border-radius: 3px; line-height: 1;
  transition: color .2s ease, border-color .2s ease;
}
.konami-hint kbd.matched {
  color: var(--accent); border-color: var(--accent);
}
@media (pointer: coarse) { .konami-hint { display: none; } }

/* ---- interactive serial console ---- */
#serial {
  position: fixed; inset: 0; z-index: 35; display: none;
  flex-direction: column; background: rgba(10,10,16,0.94);
  backdrop-filter: blur(2px); font-family: 'JetBrains Mono', monospace;
  color: var(--accent); padding: 0;
}
body.debug #serial { display: flex; animation: serial-in .28s ease both; }
@keyframes serial-in { from { opacity: 0; transform: scale(1.012); } to { opacity: 1; transform: none; } }
#serialBar {
  display: flex; align-items: center; gap: 10px; flex: none;
  padding: 10px 16px; border-bottom: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  font-size: 12px; color: var(--accent); background: color-mix(in srgb, var(--accent) 5%, transparent);
}
#serialBar .sdot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); animation: egg-flicker 1.6s steps(2) infinite; }
#serialBar .stitle { letter-spacing: .5px; }
#serialBar .sclose { margin-left: auto; opacity: .8; }
#serialOut {
  flex: 1; overflow-y: auto; padding: 16px clamp(16px,4vw,28px) 4px;
  font-size: 13.5px; line-height: 1.65; white-space: pre-wrap; word-break: break-word;
}
#serialOut .ln { display: block; }
#serialOut .dim { color: color-mix(in srgb, var(--accent) 45%, #000); }
#serialOut .ok { color: var(--accent); }
#serialOut .warn { color: #ffd166; }
#serialOut .err { color: #ff5d5d; }
#serialOut .cmd-echo { color: color-mix(in srgb, var(--accent) 70%, #fff); }
#serialOut a { color: var(--accent); text-decoration: underline; }
#serialInput {
  flex: none; display: flex; align-items: center; gap: 8px;
  padding: 10px clamp(16px,4vw,28px) 18px; font-size: 13.5px;
  border-top: 1px solid color-mix(in srgb, var(--accent) 16%, transparent);
}
#serialInput .sprompt { color: var(--accent); flex: none; }
#serialLine { white-space: pre-wrap; word-break: break-word; }
#serialLine::after {
  content: '';
  display: inline-block; width: 8px; height: 15px;
  background: var(--accent); vertical-align: -2px; margin-left: 2px;
  animation: blink 1.05s step-end infinite;
}
#serial.booting #serialLine::after { display: none; }

/* ---- screen wobble on correct Konami key ---- */
@keyframes wobble {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-1px); }
  75% { transform: translateX(1px); }
}
body.wobble {
  animation: wobble .06s ease;
}

@media print {
  @page { margin: 0.5cm; }
  figure, table { break-inside: avoid; }
  *, *::before, *::after {
    print-color-adjust: exact; -webkit-print-color-adjust: exact;
    backdrop-filter: none !important; -webkit-backdrop-filter: none !important;
    animation-delay: -99s !important; animation-duration: .001s !important;
    animation-iteration-count: 1 !important; animation-fill-mode: both !important;
    animation-play-state: running !important; transition-duration: 0s !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .glow, .hexwrap pre, .caret, [style*="rise"] { animation: none !important; }
  body.debug #scanlines, body.debug h1.name { animation: none !important; }
  nav.links a::after { transition: none; }
}