/* ============================================================
   anderkitty.pink — colores extraídos del diseño original
   ============================================================ */
@property --ang {
  syntax: '<angle>';
  inherits: false;
  initial-value: 0deg;
}

:root{
  --bg:        #0a0714;
  --surface:   #13101d;
  --surface-2: #1a1426;
  --pill:      #2a2231;
  --border:    rgba(255,255,255,.07);
  --text:      #ece7f6;
  --muted:     #a49bbd;
  --sky:       #89dceb;
  --sky-brill: #a5e8ff;
  --mauve:     #cba6f7;
  --pink:      #f5c2e7;
  --peach:     #f8d9b8;
  --lavanda:   #b4befe;
  --hielo:     #ddf1ff;   /* botones claros */
  --fuente:    'Poppins', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono:      'JetBrains Mono', ui-monospace, 'Cascadia Mono', monospace;
}

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

html{
  scroll-behavior:smooth;
  scroll-padding-top:92px;
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--fuente);
  line-height:1.6;
  overflow-x:hidden;
  overflow-x:clip;
  -webkit-font-smoothing:antialiased;
}

::selection{ background:rgba(203,166,247,.35); }

::-webkit-scrollbar{ width:10px; }
::-webkit-scrollbar-track{ background:var(--bg); }
::-webkit-scrollbar-thumb{ background:#241d33; border-radius:99px; }
::-webkit-scrollbar-thumb:hover{ background:rgba(203,166,247,.45); }

/* ---------- fondo: cielo animado ---------- */
#cielo{
  position:fixed; inset:0;
  width:100%; height:100%;
  z-index:-3;
  display:block;
}

.nebulosa{
  position:fixed;
  z-index:-1;
  border-radius:50%;
  pointer-events:none;
}
.nebulosa.a{
  width:58vmax; height:58vmax;
  top:-26vmax; right:-18vmax;
  background:radial-gradient(circle, rgba(139,109,255,.18), rgba(139,109,255,.06) 45%, transparent 70%);
  animation:derivaA 65s ease-in-out infinite alternate;
}
.nebulosa.b{
  width:48vmax; height:48vmax;
  bottom:-22vmax; left:-16vmax;
  background:radial-gradient(circle, rgba(137,220,235,.12), transparent 65%);
  animation:derivaB 80s ease-in-out infinite alternate;
}
@keyframes derivaA{
  from{ transform:translate3d(0,0,0) scale(1); }
  to  { transform:translate3d(-5vmax,4vmax,0) scale(1.1); }
}
@keyframes derivaB{
  from{ transform:translate3d(0,0,0) scale(1); }
  to  { transform:translate3d(5vmax,-4vmax,0) scale(1.12); }
}

/* ---------- layout base ---------- */
.cont{
  width:min(1120px, 100% - clamp(40px, 8vw, 96px));
  margin-inline:auto;
}

.seccion{ padding:clamp(64px, 9vw, 110px) 0; }

.mono{ font-family:var(--mono); }

.cab{ margin-bottom:clamp(28px, 4vw, 46px); }
.etiqueta{
  display:block;
  font-family:var(--mono);
  font-size:.82rem;
  letter-spacing:.12em;
  color:var(--sky);
  margin-bottom:10px;
}
h2{
  font-size:clamp(1.8rem, 3.6vw, 2.5rem);
  font-weight:700;
  letter-spacing:-.01em;
}

/* ---------- botones ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:.72rem 1.5rem;
  border-radius:999px;
  font-family:var(--fuente);
  font-size:.92rem;
  font-weight:600;
  text-decoration:none;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .3s cubic-bezier(.22,1,.36,1), box-shadow .3s, border-color .3s, background .3s;
}
.btn-primario{
  background:var(--hielo);
  color:#0a0714;
}
.btn-primario:hover{
  transform:translateY(-2px);
  box-shadow:0 10px 30px rgba(165,232,255,.22), 0 0 0 1px rgba(255,255,255,.15);
}
.btn-fantasma{
  border-color:rgba(255,255,255,.16);
  color:var(--text);
}
.btn-fantasma:hover{
  transform:translateY(-2px);
  border-color:rgba(137,220,235,.5);
  background:rgba(255,255,255,.04);
}
.btn.chico{ padding:.55rem 1.2rem; font-size:.85rem; }

a:focus-visible, button:focus-visible{
  outline:2px solid var(--sky);
  outline-offset:3px;
  border-radius:6px;
}

/* ---------- nav ---------- */
.nav{
  position:fixed;
  top:0; left:0; right:0;
  z-index:50;
  transition:background .35s, border-color .35s, backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(10,7,20,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--border);
}
.nav-inner{
  width:min(1120px, 100% - clamp(32px, 6vw, 96px));
  margin-inline:auto;
  height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.logo{
  font-weight:700;
  font-size:1.05rem;
  color:var(--text);
  text-decoration:none;
  letter-spacing:-.01em;
}
.logo .corazon{ color:var(--pink); font-family:var(--mono); font-weight:700; }

.links{
  display:flex;
  align-items:center;
  gap:clamp(18px, 3vw, 30px);
}
.links a{
  color:var(--muted);
  text-decoration:none;
  font-size:.88rem;
  font-weight:500;
  transition:color .25s;
}
.links a:hover{ color:var(--text); }
.links a.active{ color:var(--sky); }

.nav-der{ display:flex; align-items:center; gap:12px; }

.burger{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:6px;
  width:42px; height:42px;
  background:transparent;
  border:1px solid var(--border);
  border-radius:10px;
  cursor:pointer;
  padding:0 10px;
}
.burger span{
  display:block;
  height:2px;
  background:var(--text);
  border-radius:2px;
  transition:transform .3s, opacity .3s;
}
.nav.open .burger span:nth-child(1){ transform:translateY(4px) rotate(45deg); }
.nav.open .burger span:nth-child(2){ transform:translateY(-4px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero{
  min-height:100vh;
  min-height:100svh;
  display:flex;
  align-items:center;
  padding-top:100px;
  padding-bottom:56px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:clamp(36px, 5vw, 72px);
  align-items:center;
}
h1{
  font-size:clamp(2.5rem, 5.4vw, 4.1rem);
  font-weight:800;
  line-height:1.12;
  letter-spacing:-.02em;
}
.grad{
  background:linear-gradient(90deg, #8fdcff, #b4befe, #cba6f7, #f7a8d8, #ffcf9e, #8fdcff);
  background-size:200% 100%;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  animation:brillo 3.5s linear infinite;
}
@keyframes brillo{
  to{ background-position:200% 50%; }
}
.hero-tags{
  margin-top:16px;
  font-family:var(--mono);
  font-size:clamp(.8rem, 1.7vw, .95rem);
  font-weight:500;
  color:var(--mauve);
  min-height:1.6em;
}
.caret{
  display:inline-block;
  width:9px; height:1.05em;
  margin-left:3px;
  background:var(--mauve);
  vertical-align:text-bottom;
  animation:parpadeo 1.05s steps(2, start) infinite;
}
@keyframes parpadeo{ to{ visibility:hidden; } }
.hero-bio{
  margin-top:20px;
  color:var(--muted);
  font-size:.98rem;
  max-width:52ch;
}
.hero-btns{
  margin-top:32px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}

/* entrada del hero */
html.js [data-hero]{
  opacity:0;
  transform:translateY(18px);
  animation:entrada .9s cubic-bezier(.22,1,.36,1) forwards;
  animation-delay:var(--d, 0s);
}
@keyframes entrada{
  to{ opacity:1; transform:none; }
}

/* foto con borde animado */
.foto-col{ justify-self:end; width:min(350px, 92%); }
.marco{
  padding:3px;
  border-radius:28px;
  background:conic-gradient(from var(--ang),
    #f5c2e7, #a5e8ff 28%, #b4befe 52%, #f8d9b8 76%, #f5c2e7);
  box-shadow:0 22px 60px rgba(0,0,0,.5), 0 0 55px rgba(203,166,247,.14);
  animation:girar 9s linear infinite, flotar 7s ease-in-out infinite;
}
@keyframes girar{ to{ --ang:360deg; } }
@keyframes flotar{
  0%,100%{ transform:rotate(2.2deg) translateY(0); }
  50%    { transform:rotate(2.2deg) translateY(-12px); }
}
.marco img{
  display:block;
  width:100%;
  height:auto;
  border-radius:25px;
  transition:transform .5s cubic-bezier(.22,1,.36,1);
}
.marco:hover img{ transform:scale(1.03); }

/* ---------- reveals al scrollear ---------- */
html.js .reveal{
  opacity:0;
  transform:translateY(26px);
  transition:opacity .8s cubic-bezier(.22,1,.36,1), transform .8s cubic-bezier(.22,1,.36,1);
  transition-delay:var(--rd, 0ms);
}
html.js .reveal.in{
  opacity:1;
  transform:none;
}

/* ---------- skills ---------- */
.skills-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:22px;
}
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:18px;
  padding:26px 26px 22px;
  transition:transform .35s cubic-bezier(.22,1,.36,1), border-color .35s, box-shadow .35s;
}
.card:hover{
  transform:translateY(-5px);
  border-color:rgba(137,220,235,.35);
  box-shadow:0 16px 38px rgba(0,0,0,.38), 0 0 0 1px rgba(137,220,235,.1);
}
.card h3{
  font-size:1.08rem;
  font-weight:600;
  margin-bottom:10px;
}
.card p{
  color:var(--muted);
  font-size:.92rem;
  line-height:1.65;
}
.tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
}
.tag{
  font-family:var(--mono);
  font-size:.7rem;
  padding:5px 11px;
  border-radius:999px;
  background:var(--pill);
  color:#ecc7e0;
  border:1px solid rgba(245,194,231,.14);
  transition:border-color .3s, color .3s;
}
.card:hover .tag, .proyecto:hover .tag{
  border-color:rgba(245,194,231,.35);
  color:var(--pink);
}

/* ---------- proyectos ---------- */
.cab-fila{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.nota{
  font-family:var(--mono);
  font-size:.74rem;
  color:rgba(137,220,235,.45);
  padding-bottom:6px;
}
.proyectos-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:22px;
}
.proyecto{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:18px;
  overflow:hidden;
  transition:transform .35s cubic-bezier(.22,1,.36,1), border-color .35s, box-shadow .35s;
}
.proyecto:hover{
  transform:translateY(-5px);
  border-color:rgba(245,194,231,.3);
  box-shadow:0 16px 38px rgba(0,0,0,.38);
}
.proyecto-thumb{
  height:150px;
  display:grid;
  place-items:center;
  font-family:var(--mono);
  font-size:.72rem;
  color:rgba(255,255,255,.4);
  background:var(--surface-2);
  border-bottom:1px solid var(--border);
  overflow:hidden;
}
.thumb-rayas{
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.045) 0 12px, transparent 12px 24px),
    var(--surface-2);
  background-position:0 0, 0 0;
  animation:rayas 9s linear infinite;
}
@keyframes rayas{
  to{ background-position:33.94px 0, 0 0; }
}
.proyecto-cuerpo{ padding:18px 20px 20px; }
.proyecto-cuerpo h3{
  font-size:1rem;
  font-weight:600;
  margin-bottom:6px;
}
.proyecto-cuerpo p{
  color:var(--muted);
  font-size:.87rem;
}
a.proyecto{
  text-decoration:none;
  color:inherit;
}
.flecha{
  display:inline-block;
  margin-left:2px;
  color:var(--sky);
  transition:transform .3s cubic-bezier(.22,1,.36,1);
}
.proyecto:hover .flecha{ transform:translate(3px,-3px); }

/* portada: radar (Rivera Radar) */
.radar{
  position:relative;
  width:96px; height:96px;
  border-radius:50%;
  border:1px solid rgba(137,220,235,.4);
  background:radial-gradient(circle, rgba(137,220,235,.55) 1.5px, transparent 2.5px);
}
.radar .anillo{
  position:absolute; inset:16px;
  border-radius:50%;
  border:1px solid rgba(137,220,235,.25);
}
.radar .anillo.chico{ inset:32px; border-color:rgba(137,220,235,.18); }
.radar::after{
  content:'';
  position:absolute; inset:0;
  border-radius:50%;
  background:conic-gradient(from 0deg, rgba(137,220,235,.45), transparent 75deg);
  animation:barrido 3s linear infinite;
}
@keyframes barrido{ to{ transform:rotate(360deg); } }
.blip{
  position:absolute;
  width:5px; height:5px;
  border-radius:50%;
  background:var(--sky-brill);
  opacity:0;
  animation:blip 3s linear infinite;
}
.blip.b1{ top:22%; left:62%; animation-delay:.5s; }
.blip.b2{ top:64%; left:28%; animation-delay:1.7s; }
.blip.b3{ top:46%; left:76%; animation-delay:2.5s; }
@keyframes blip{
  0%,4%{ opacity:0; }
  8%   { opacity:1; }
  45%,100%{ opacity:0; }
}

/* portada: recorrido de bus (Riverabus) */
.ruta{
  position:relative;
  width:76%;
  height:2px;
  background:repeating-linear-gradient(90deg, rgba(245,194,231,.45) 0 8px, transparent 8px 14px);
}
.parada{
  position:absolute; top:50%;
  width:8px; height:8px;
  transform:translate(-50%,-50%);
  border-radius:50%;
  background:var(--surface-2);
  border:2px solid var(--pink);
}
.parada.p1{ left:0; } .parada.p2{ left:33%; }
.parada.p3{ left:66%; } .parada.p4{ left:100%; }
.busito{
  position:absolute; top:50%; left:0;
  width:17px; height:11px;
  transform:translate(-50%,-50%);
  border-radius:3px;
  background:var(--pink);
  box-shadow:0 0 14px rgba(245,194,231,.55);
  animation:viaje 7s ease-in-out infinite alternate;
}
@keyframes viaje{
  0%   { left:0; }
  28%  { left:33%; }
  38%  { left:33%; }
  62%  { left:66%; }
  72%  { left:66%; }
  100% { left:100%; }
}

/* portada: próximamente */
.cursor{
  display:inline-block;
  width:7px; height:1em;
  margin-left:5px;
  background:rgba(137,220,235,.7);
  vertical-align:text-bottom;
  animation:parpadeo 1.05s steps(2, start) infinite;
}

/* ---------- trayectoria ---------- */
.tl{
  position:relative;
  padding-left:6px;
}
.tl::before{
  content:'';
  position:absolute;
  left:10px; top:10px; bottom:14px;
  width:2px;
  background:linear-gradient(180deg, var(--mauve), var(--sky) 55%, transparent);
  opacity:.35;
}
.tl-item{
  position:relative;
  padding:0 0 36px 40px;
  display:grid;
  grid-template-columns:64px 1fr;
  gap:4px 22px;
}
.tl-item:last-child{ padding-bottom:6px; }
.tl-item::before{
  content:'';
  position:absolute;
  left:5px; top:7px;
  width:12px; height:12px;
  border-radius:50%;
  background:var(--pink);
  box-shadow:0 0 0 0 rgba(245,194,231,.45);
  animation:pulso 3s cubic-bezier(.4,0,.6,1) infinite;
}
.tl-item:nth-child(2)::before{ animation-delay:.7s; }
.tl-item:nth-child(3)::before{ animation-delay:1.4s; }
.tl-item:nth-child(4)::before{ animation-delay:2.1s; }
@keyframes pulso{
  0%  { box-shadow:0 0 0 0 rgba(245,194,231,.4); }
  70% { box-shadow:0 0 0 9px rgba(245,194,231,0); }
  100%{ box-shadow:0 0 0 0 rgba(245,194,231,0); }
}
.tl-anio{
  font-family:var(--mono);
  font-size:.82rem;
  color:var(--pink);
  padding-top:3px;
}
.tl-cuerpo h3{
  font-size:1.02rem;
  font-weight:600;
}
.tl-cuerpo p{
  color:var(--muted);
  font-size:.9rem;
  margin-top:4px;
}

/* ---------- música ---------- */
.musica-caja{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:18px;
  padding:10px;
}
.musica-caja iframe{
  display:block;
  width:100%;
  border:0;
  border-radius:12px;
}

/* ---------- contacto ---------- */
.contacto{ text-align:center; }
.contacto .etiqueta{ letter-spacing:.14em; }
.contacto-txt{
  color:var(--muted);
  max-width:440px;
  margin:14px auto 0;
  font-size:.95rem;
}
.contacto .btn-primario{ margin-top:26px; font-family:var(--mono); font-size:.85rem; }
.redes-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:14px;
  margin-top:38px;
}
.red{
  display:block;
  text-decoration:none;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:16px;
  padding:20px 12px;
  transition:transform .35s cubic-bezier(.22,1,.36,1), border-color .35s, box-shadow .35s;
}
.red:hover{
  transform:translateY(-5px);
  border-color:rgba(203,166,247,.4);
  box-shadow:0 14px 32px rgba(0,0,0,.35);
}
.red-nombre{
  display:block;
  font-weight:600;
  font-size:.92rem;
  color:var(--text);
}
.red-user{
  display:block;
  margin-top:4px;
  font-family:var(--mono);
  font-size:.72rem;
  color:var(--muted);
}
.red:hover .red-user{ color:var(--pink); }

/* ---------- footer ---------- */
footer{
  border-top:1px solid var(--border);
  padding:26px 0;
  margin-top:20px;
}
.footer-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  font-family:var(--mono);
  font-size:.72rem;
  color:#6e6787;
}
.latido{
  color:var(--pink);
  display:inline-block;
  animation:latir 1.6s ease-in-out infinite;
}
@keyframes latir{
  0%,100%{ transform:scale(1); }
  12%    { transform:scale(1.25); }
  24%    { transform:scale(1); }
  36%    { transform:scale(1.18); }
  48%    { transform:scale(1); }
}

/* ---------- responsive ---------- */
@media (max-width: 940px){
  .hero{ min-height:auto; padding-top:130px; }
  .hero-grid{ grid-template-columns:1fr; }
  .foto-col{ justify-self:center; width:min(300px, 78%); order:-1; }
  .proyectos-grid{ grid-template-columns:1fr 1fr; }
  .proyectos-grid .proyecto:last-child{ grid-column:1 / -1; }
}

@media (max-width: 760px){
  .links{
    position:fixed;
    top:68px; left:0; right:0;
    flex-direction:column;
    align-items:flex-start;
    gap:4px;
    padding:14px 24px 22px;
    background:rgba(10,7,20,.96);
    -webkit-backdrop-filter:blur(16px);
    backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
    opacity:0;
    pointer-events:none;
    transform:translateY(-10px);
    transition:opacity .3s, transform .3s;
  }
  .links a{ padding:10px 0; width:100%; font-size:1rem; }
  .nav.open .links{
    opacity:1;
    pointer-events:auto;
    transform:none;
  }
  .burger{ display:flex; }
  .skills-grid{ grid-template-columns:1fr; }
  .proyectos-grid{ grid-template-columns:1fr; }
  .tl-item{ grid-template-columns:1fr; gap:2px; }
  .redes-grid{ grid-template-columns:1fr 1fr; }
  .cab-fila{ align-items:flex-start; flex-direction:column; }
  .nota{ padding-bottom:0; }
}

/* ---------- accesibilidad: menos movimiento ---------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *, *::before, *::after{
    animation-duration:.01ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  html.js .reveal{ opacity:1; transform:none; }
  html.js [data-hero]{ opacity:1; transform:none; animation:none; }
  .caret{ animation:none; }
}