:root {
  --bg: #07090f;
  --bg-soft: #0b0f18;
  --panel: #0d1320;
  --cyan: #00f0ff;
  --magenta: #ff2a6d;
  --text: #d7e3f4;
  --muted: #7d8ca3;
  --dim: #3d4a63;
  --border: #1b2740;
}

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

/* --- cursor personalizado: P japonesa (パ) neón --- */
body {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48'%3E%3Ctext x='24' y='36' font-size='36' font-family='sans-serif' font-weight='bold' fill='%23ff2d55' stroke='%2300e5ff' stroke-width='1' text-anchor='middle'%3E%E5%A4%A9%3C/text%3E%3C/svg%3E") 24 24, auto;
}
a, button, .colabs-btn, .graph-node {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48'%3E%3Ctext x='24' y='36' font-size='36' font-family='sans-serif' font-weight='bold' fill='%2300e5ff' stroke='%23ff2d55' stroke-width='1' text-anchor='middle'%3E%E5%A4%A9%3C/text%3E%3C/svg%3E") 24 24, pointer;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "JetBrains Mono", "Fira Code", Consolas, "Courier New", monospace;
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* --- ambient fx --- */
.scanlines {
  position: fixed; inset: 0; z-index: 50; pointer-events: none;
  background: repeating-linear-gradient(
    to bottom, transparent 0 2px, rgba(0,0,0,.22) 2px 4px
  );
  mix-blend-mode: multiply;
}
.grid-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(0,240,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,240,255,.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 20%, #000 30%, transparent 75%);
}

.neon-cyan { color: var(--cyan); text-shadow: 0 0 12px rgba(0,240,255,.7); }
.neon-magenta { color: var(--magenta); text-shadow: 0 0 12px rgba(255,42,109,.7); }
.dim { color: var(--dim); }
.cursor { animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.blink { animation: blink 1.4s steps(1) infinite; color: var(--cyan); }

/* --- nav --- */
.nav {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.1rem 2rem; max-width: 1120px; margin: 0 auto;
  border-bottom: 1px solid var(--border);
}
.brand { font-size: 1.4rem; font-weight: 800; color: var(--text); text-decoration: none; letter-spacing: .05em; }
.brand span:first-child { color: var(--magenta); }
.nav nav a {
  color: var(--muted); text-decoration: none; margin-left: 1.6rem; font-size: .9rem;
  transition: color .15s, text-shadow .15s;
}
.nav nav a:hover { color: var(--cyan); text-shadow: 0 0 10px rgba(0,240,255,.8); }

main { max-width: 1120px; margin: 0 auto; padding: 0 2rem; }

/* --- hero --- */
.hero {
  display: grid; grid-template-columns: .9fr 1.1fr; gap: 3rem; align-items: center;
  padding: 4rem 0 5rem;
}
.photo-frame {
  position: relative; border-radius: .6rem; overflow: hidden;
  border: 1px solid rgba(0,240,255,.35);
  box-shadow: 0 0 32px rgba(0,240,255,.18), 0 0 90px rgba(255,42,109,.12);
}
.photo-frame img { width: 100%; display: block; aspect-ratio: 4/5; object-fit: cover; filter: saturate(1.05) contrast(1.03); }
.photo-hud { position: absolute; width: 26px; height: 26px; border: 2px solid var(--cyan); opacity: .9; }
.photo-hud.tl { top: 10px; left: 10px; border-right: none; border-bottom: none; }
.photo-hud.tr { top: 10px; right: 10px; border-left: none; border-bottom: none; }
.photo-hud.bl { bottom: 10px; left: 10px; border-right: none; border-top: none; }
.photo-hud.br { bottom: 10px; right: 10px; border-left: none; border-top: none; }
.photo-caption { margin-top: .8rem; font-size: .8rem; color: var(--muted); }

.kicker { color: var(--cyan); margin-bottom: .6rem; }

.glitch {
  font-size: 3.4rem; line-height: 1.05; letter-spacing: .02em; margin-bottom: .5rem;
  position: relative; color: var(--text);
  text-shadow: 2px 0 var(--magenta), -2px 0 var(--cyan);
  animation: glitch-shift 4s infinite;
}
@keyframes glitch-shift {
  0%, 92%, 100% { text-shadow: 2px 0 var(--magenta), -2px 0 var(--cyan); transform: none; }
  93% { text-shadow: -3px 0 var(--magenta), 3px 0 var(--cyan); transform: translateX(2px); }
  96% { text-shadow: 3px 0 var(--magenta), -3px 0 var(--cyan); transform: translateX(-2px); }
}

.tagline { font-size: 1.15rem; margin-bottom: 1.4rem; letter-spacing: .03em; }
.intro { color: var(--muted); margin-bottom: 2rem; max-width: 34rem; }

.hero-links .btn {
  display: inline-block; padding: .8rem 1.7rem; margin: 0 .8rem .8rem 0;
  border: 1px solid var(--cyan); color: var(--cyan); text-decoration: none;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
  background: rgba(0,240,255,.06);
  transition: background .15s, box-shadow .15s, color .15s;
}
.hero-links .btn:hover { background: rgba(0,240,255,.16); box-shadow: 0 0 22px rgba(0,240,255,.45); }
.hero-links .btn.primary {
  border-color: var(--magenta); color: #fff; background: rgba(255,42,109,.16);
}
.hero-links .btn.primary:hover { box-shadow: 0 0 22px rgba(255,42,109,.55); background: rgba(255,42,109,.28); }

/* --- sections --- */
.section { padding: 3rem 0; }
.section h2 { font-size: 1.5rem; margin-bottom: .6rem; color: var(--text); }
.section h2 .prompt { color: var(--cyan); margin-right: .5rem; }
.section-sub { color: var(--dim); font-size: .85rem; margin-bottom: 1.8rem; }

.terminal {
  background: var(--panel); border: 1px solid var(--border); border-radius: .5rem;
  padding: 1.4rem 1.6rem; margin-bottom: 2rem; font-size: .92rem;
  box-shadow: inset 0 0 40px rgba(0,240,255,.04);
}
.terminal .prompt { color: var(--cyan); }
.terminal .cmd { color: var(--text); }
.terminal .out { color: var(--muted); padding-left: 1.6rem; }
.terminal .out b { color: var(--text); }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.4rem; }
.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: .5rem;
  padding: 1.6rem; position: relative;
  transition: transform .15s, border-color .15s, box-shadow .15s;
}
.card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
  opacity: 0; transition: opacity .2s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(0,240,255,.5); box-shadow: 0 8px 30px rgba(0,240,255,.12); }
.card:hover::before { opacity: 1; }
.card h3 { margin-bottom: .7rem; font-size: 1.05rem; }
.card p { color: var(--muted); font-size: .92rem; }
.card a { color: var(--cyan); text-decoration: none; }
.card a:hover { text-shadow: 0 0 10px rgba(0,240,255,.8); }
.project a { display: inline-block; margin-top: .9rem; font-weight: 700; }

/* --- spotify player --- */
.player-frame {
  border: 1px solid rgba(0,240,255,.35); border-radius: .8rem; overflow: hidden;
  box-shadow: 0 0 32px rgba(0,240,255,.15), 0 0 90px rgba(255,42,109,.10);
  background: var(--panel);
}
.player-frame iframe { display: block; }

/* --- social grid --- */
.social-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.2rem;
}
.soc {
  display: flex; flex-direction: column; gap: .3rem;
  background: var(--panel); border: 1px solid var(--border); border-radius: .5rem;
  padding: 1.4rem 1.3rem; text-decoration: none; color: var(--text);
  position: relative; overflow: hidden;
  transition: transform .15s, border-color .15s, box-shadow .15s;
}
.soc::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(0,240,255,.08) 50%, transparent 70%);
  transform: translateX(-100%); transition: transform .5s;
}
.soc:hover { transform: translateY(-4px); border-color: var(--cyan); box-shadow: 0 0 26px rgba(0,240,255,.22); }
.soc:hover::after { transform: translateX(100%); }
.soc-icon { width: 30px; height: 30px; color: var(--cyan); margin-bottom: .4rem; }
.soc:nth-child(even) .soc-icon { color: var(--magenta); }
.soc-icon svg { width: 100%; height: 100%; }
.soc-name { font-weight: 800; letter-spacing: .04em; }
.soc-handle { color: var(--dim); font-size: .82rem; }

/* --- footer --- */
footer {
  text-align: center; padding: 2.5rem 0 2.5rem; margin-top: 2rem;
  border-top: 1px solid var(--border); color: var(--muted); font-size: .85rem;
}
footer p + p { margin-top: .4rem; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; gap: 2rem; padding: 2.5rem 0 3.5rem; }
  .glitch { font-size: 2.4rem; }
  .nav nav a { margin-left: 1rem; font-size: .8rem; }
}

/* --- colabs carousel (una foto a la vez, rotación automática) --- */
.colabs-carousel { display: flex; align-items: center; justify-content: center; gap: .8rem; }
.colabs-track {
  position: relative; width: 5cm; height: 5cm; overflow: hidden;
  border: 1px solid rgba(0,240,255,.35); border-radius: .6rem;
  box-shadow: 0 0 32px rgba(0,240,255,.18), 0 0 90px rgba(255,42,109,.12);
}
.colabs-track img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; transition: opacity .6s ease;
}
.colabs-track img.active { opacity: 1; }
.colabs-btn {
  background: var(--panel); color: var(--cyan); border: 1px solid var(--border);
  border-radius: .3rem; font-size: 1.4rem; line-height: 1; padding: .2rem .6rem; cursor: pointer;
}
.colabs-btn:hover { text-shadow: 0 0 10px rgba(0,240,255,.8); }
.colabs-dots { display: flex; gap: .4rem; justify-content: center; margin-top: .6rem; }
.colabs-dots button {
  width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--cyan);
  background: transparent; cursor: pointer; padding: 0;
}
.colabs-dots button.active { background: var(--cyan); box-shadow: 0 0 8px rgba(0,240,255,.8); }

/* --- colabs: grafo de nodos con movimiento --- */
.colabs-layout { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.graph-nodes { position: relative; width: 300px; height: 210px; flex: 0 0 auto; }
.graph-lines { position: absolute; inset: 0; width: 100%; height: 100%; }
.graph-lines line {
  stroke: rgba(0,240,255,.55); stroke-width: 1.5;
  stroke-dasharray: 6 6; animation: dashflow 1.2s linear infinite;
}
@keyframes dashflow { to { stroke-dashoffset: -24; } }
.graph-node {
  position: absolute; display: flex; align-items: center; gap: .4rem;
  padding: .3rem .7rem; font-size: .75rem; color: var(--text); text-decoration: none;
  background: var(--panel); border: 1px solid var(--cyan); border-radius: 2rem;
  box-shadow: 0 0 14px rgba(0,240,255,.25);
  animation: nodefloat 3s ease-in-out infinite;
}
.graph-node:hover { color: var(--cyan); text-shadow: 0 0 10px rgba(0,240,255,.8); }
.node-github { top: 0; left: 0; }
.node-ig { top: 0; right: 0; animation-delay: .6s; }
.node-web { top: 90px; right: 0; animation-delay: 1.2s; }
.node-frankj { bottom: 0; left: 95px; animation-delay: 1.8s; }
.node-ximena { top: 90px; left: 0; animation-delay: 2.4s; }
.node-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan); animation: nodepulse 1.5s ease-in-out infinite;
}
.graph-node img.node-img {
  width: 28px; height: 28px; object-fit: cover; border-radius: 50%; flex: 0 0 auto;
  border: 1px solid var(--cyan); box-shadow: 0 0 10px rgba(0,240,255,.7);
  animation: nodepulse 1.5s ease-in-out infinite;
}
@keyframes nodepulse { 50% { transform: scale(1.6); opacity: .6; } }
@keyframes nodefloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }