:root {
  --bg: #07080c;
  --bg-soft: #0d0f16;
  --fg: #e8eaf0;
  --fg-muted: #8b8fa3;
  --fg-dim: #565a6e;
  --accent: #5eead4;
  --accent-2: #818cf8;
  --line: rgba(255, 255, 255, 0.07);
  --max: 1040px;
}

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

/* present in the DOM, not rendered to human visitors */
.agent-note {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* layered background tints */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(700px 500px at 78% -5%, rgba(129, 140, 248, 0.16), transparent 70%),
    radial-gradient(620px 460px at 8% 18%, rgba(94, 234, 212, 0.10), transparent 70%),
    radial-gradient(900px 700px at 50% 115%, rgba(129, 140, 248, 0.10), transparent 70%);
}

#bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.55;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(94, 234, 212, 0.07), transparent 62%);
  transition: opacity 0.4s ease;
  opacity: 0;
}

main {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}

section { padding: 0 0; }

/* ---------- hero ---------- */
.hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 74px 0 46px;
}

.eyebrow {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2.6s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

h1 {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  font-size: clamp(3.4rem, 11.5vw, 7.6rem);
  line-height: 0.9;
  letter-spacing: -0.045em;
  margin: 14px 0 16px;
}

.name-line { display: block; }

.gradient {
  background: linear-gradient(115deg, var(--accent) 0%, var(--accent-2) 70%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.role {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.95rem, 2.6vw, 1.3rem);
  color: var(--fg);
  display: flex;
  align-items: baseline;
  gap: 10px;
  min-height: 1.6em;
}

.prompt { color: var(--accent); }

.caret {
  display: inline-block;
  width: 9px;
  height: 1.05em;
  background: var(--accent);
  transform: translateY(2px);
  animation: blink 1.05s steps(1) infinite;
}

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

.lede {
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
  color: var(--fg-muted);
  max-width: 580px;
  margin-top: 14px;
}

.lede strong { color: var(--fg); font-weight: 600; }

.cta {
  display: flex;
  gap: 12px;
  margin-top: 24px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 13px 22px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--fg);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: transform 0.25s cubic-bezier(.2,.8,.2,1), border-color 0.25s, background 0.25s;
}

.btn svg { width: 17px; height: 17px; fill: currentColor; }

.btn:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
}

.btn.primary {
  border-color: transparent;
  background: linear-gradient(115deg, var(--accent), var(--accent-2));
  color: #07080c;
  font-weight: 600;
}

.btn.primary:hover {
  box-shadow: 0 12px 40px -10px rgba(94, 234, 212, 0.5);
}

.scroll-hint {
  margin-top: 38px;
  width: 22px;
  height: 35px;
  border: 1.5px solid var(--fg-dim);
  border-radius: 13px;
  position: relative;
}

.scroll-hint span {
  position: absolute;
  top: 7px;
  left: 50%;
  width: 3px;
  height: 7px;
  margin-left: -1.5px;
  background: var(--accent);
  border-radius: 2px;
  animation: scroll 1.9s ease-in-out infinite;
}

@keyframes scroll {
  0% { opacity: 0; transform: translateY(0); }
  35% { opacity: 1; }
  70% { opacity: 0; transform: translateY(13px); }
  100% { opacity: 0; }
}

/* ---------- shared section bits ---------- */
.section-tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

/* ---------- two-column compact layout ---------- */
.cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px 56px;
  border-top: 1px solid var(--line);
  padding-top: 38px;
}
.col {
  display: flex;
  flex-direction: column;
  gap: 34px;
  min-width: 0;
}

.section-lead {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.12rem, 2.5vw, 1.45rem);
  font-weight: 500;
  line-height: 1.4;
  color: var(--fg);
  max-width: 640px;
  margin-bottom: 18px;
}

.agents-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(8, 10, 16, 0.72);
  padding: 20px 22px;
  max-width: 680px;
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, 0.9);
}

.agents-card p {
  color: var(--fg-muted);
  font-size: 1.02rem;
}

.agents-card p + p { margin-top: 16px; }

.agents-card .wink {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--fg-dim);
}

.agents-card a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(94, 234, 212, 0.35);
}

.agents-card a:hover { border-bottom-color: var(--accent); }

.verdict {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.82rem;
  color: var(--accent);
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

/* ---------- guestbook ---------- */
.gb-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.gb-entry {
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 12px 15px;
  background: rgba(255, 255, 255, 0.015);
}

.gb-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
}

.gb-name { color: var(--fg); font-weight: 500; }

.gb-kind {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.64rem;
  padding: 2px 7px;
  border-radius: 5px;
}
.gb-kind.agent { color: var(--accent); background: rgba(94, 234, 212, 0.1); }
.gb-kind.human { color: var(--accent-2); background: rgba(129, 140, 248, 0.12); }

.gb-time { color: var(--fg-dim); margin-inline-start: auto; }

.gb-purpose {
  color: var(--fg-muted);
  font-size: 0.95rem;
  margin-top: 6px;
}

.gb-empty {
  color: var(--fg-dim);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
}

.caption {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.8rem, 1.8vw, 0.9rem);
  line-height: 1.65;
  color: var(--fg-muted);
  max-width: 560px;
  margin-top: 14px;
}

/* ---------- hexdump ---------- */
.hx-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(8, 10, 16, 0.72);
  padding: 16px 18px;
  overflow-x: auto;
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, 0.9);
}

pre.hx {
  margin: 0;
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(0.6rem, 1.9vw, 0.88rem);
  line-height: 1.7;
  color: #6b7088;
  white-space: pre;
}

.hx-off { color: var(--accent-2); opacity: 0.7; }
.hx-txt { color: var(--fg-muted); }
.hx-nl { color: #d8a13a; }
.hx-a {
  color: var(--accent);
  transition: text-shadow 0.5s ease;
}
.hx-card:hover .hx-a {
  text-shadow: 0 0 14px rgba(94, 234, 212, 0.5);
}

.big-text {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  font-weight: 500;
  line-height: 1.32;
  letter-spacing: -0.02em;
}

.hl {
  color: var(--accent);
  position: relative;
}

.body-text {
  font-size: clamp(0.98rem, 2vw, 1.08rem);
  color: var(--fg-muted);
  max-width: 600px;
  margin-top: 18px;
}

/* ---------- timeline ---------- */
.timeline { list-style: none; }

.timeline li {
  position: relative;
  padding: 14px 0 14px 30px;
  border-left: 1px solid var(--line);
}

.timeline li::before {
  content: "";
  position: absolute;
  left: -5px;
  top: 21px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
}

.timeline li:first-child::before {
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}

.when {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
}

.addr {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.74rem;
  color: var(--accent-2);
  opacity: 0.8;
  margin-inline-end: 10px;
}

.timeline h3 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.1rem, 2.4vw, 1.32rem);
  font-weight: 600;
  margin: 3px 0 3px;
}

.timeline p {
  color: var(--fg-muted);
  max-width: 540px;
  font-size: 0.96rem;
}

/* ---------- connect ---------- */
.connect h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.7rem, 3.4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  margin: 2px 0 8px;
}

.connect > p { color: var(--fg-muted); max-width: 500px; }

.connect-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 18px;
}

.connect-links a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 11px;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.02);
  transition: border-color 0.25s, background 0.25s;
}

.connect-links a:hover {
  border-color: rgba(94, 234, 212, 0.4);
  background: rgba(94, 234, 212, 0.04);
}

.connect-links .k {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.76rem;
  color: var(--fg-dim);
  letter-spacing: 0.05em;
}

.connect-links .v {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--fg);
}

/* ---------- footer ---------- */
footer {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  padding: 26px 28px 38px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  color: var(--fg-dim);
}

footer a { color: var(--fg-muted); text-decoration: none; }
footer a:hover { color: var(--accent); }

/* ---------- reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  filter: blur(4px);
  transition: opacity 0.7s cubic-bezier(.2,.8,.2,1),
              transform 0.7s cubic-bezier(.2,.8,.2,1),
              filter 0.7s cubic-bezier(.2,.8,.2,1);
}

.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.4s; }

.reveal.in {
  opacity: 1;
  transform: none;
  filter: blur(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; filter: none; transition: none; }
  .dot, .caret, .scroll-hint span { animation: none; }
  html { scroll-behavior: auto; }
}

@media (max-width: 760px) {
  .cols { grid-template-columns: 1fr; gap: 34px; }
}

@media (max-width: 600px) {
  main { padding: 0 20px; }
  footer { padding: 24px 20px 36px; }
}