/* ═══════════════════════════════════════════════
   BASE & CUSTOM PROPERTIES
═══════════════════════════════════════════════ */
:root {
  --primary:   #39A900;
  --secondary: #007832;
  --dark:      #0D1117;
  --darker:    #080B10;
  --card:      #161B22;
  --border:    #21262D;
  --glow:      rgba(57, 169, 0, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Inter', 'Poppins', sans-serif; background: var(--dark); color: #e2e8f0; overflow-x: hidden; }
::selection { background: var(--primary); color: #fff; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--darker); }
::-webkit-scrollbar-thumb { background: var(--secondary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ═══════════════════════════════════════════════
   NAVBAR
═══════════════════════════════════════════════ */
#navbar { background: transparent; }
#navbar.scrolled {
  background: rgba(8, 11, 16, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,.5);
}
.logo-mark { transition: transform 0.3s; }
.logo-mark:hover { transform: rotate(6deg) scale(1.08); }
/* Clip circular: recorta las esquinas cuadradas del PNG y deja el aro blanco. */
.logo-mark { border-radius:50%; overflow:hidden; display:block; width:34px; height:34px; }
.logo-img {
  width:100%; height:100%;
  object-fit:cover; display:block;
}

.nav-link { color: #9ca3af; transition: color 0.2s; position: relative; padding-bottom: 2px; }
.nav-link::after { content:''; position:absolute; left:0; bottom:-2px; width:0; height:1.5px; background:var(--primary); transition: width 0.3s ease; }
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.mobile-nav-link { display:block; color:#9ca3af; padding:8px 12px; border-radius:8px; font-size:14px; transition:all 0.2s; }
.mobile-nav-link:hover { background:rgba(57,169,0,0.1); color:var(--primary); }

/* ═══════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════ */

/* ─── Blobs ─── */
.blob { position:absolute; border-radius:50%; filter:blur(90px); pointer-events:none; }
.blob-1 { width:500px; height:500px; background:rgba(57,169,0,0.07); top:-120px; left:-80px; animation: blobDrift 10s ease-in-out infinite alternate; }
.blob-2 { width:380px; height:380px; background:rgba(0,120,50,0.05); bottom:-60px; right:-60px; animation: blobDrift 13s ease-in-out infinite alternate-reverse; }
.blob-3 { width:280px; height:280px; background:rgba(109,212,0,0.04); top:40%; left:40%; animation: blobDrift 8s ease-in-out infinite alternate; }

@keyframes blobDrift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(40px, 30px) scale(1.1); }
}

/* ─── Floating tech icons ─── */
.floating-icons { position:absolute; inset:0; pointer-events:none; }
.float-icon {
  position:absolute;
  left: var(--x); top: var(--y);
  transform: scale(var(--s, 1));
  font-size: 22px;
  color: var(--primary);
  opacity: 0.12;
  animation: floatUpDown 6s ease-in-out infinite;
  animation-delay: var(--d, 0s);
}
@keyframes floatUpDown {
  0%, 100% { transform: scale(var(--s,1)) translateY(0px); }
  50%       { transform: scale(var(--s,1)) translateY(-16px); }
}

/* ─── Gradient text ─── */
.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, #6dd400 50%, #00e676 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Buttons ─── */
.btn-primary {
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 28px; border-radius:100px; background:var(--primary);
  color:#fff; font-size:14px; font-weight:600; text-decoration:none;
  transition:all 0.3s; box-shadow:0 4px 24px rgba(57,169,0,0.25);
}
.btn-primary:hover { background:var(--secondary); transform:translateY(-2px); box-shadow:0 8px 32px rgba(57,169,0,0.4); }

.btn-secondary {
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 28px; border-radius:100px; background:transparent;
  border:1.5px solid var(--border); color:#d1d5db;
  font-size:14px; font-weight:600; text-decoration:none; transition:all 0.3s;
}
.btn-secondary:hover { border-color:var(--primary); color:var(--primary); transform:translateY(-2px); }

/* ─── Hero brain / orbit ─── */
.hero-brain-wrap { position:relative; width:320px; height:320px; display:flex; align-items:center; justify-content:center; }
.hero-brain { width:280px; height:280px; filter:drop-shadow(0 0 20px rgba(57,169,0,0.2)); }

.orbit-ring {
  position:absolute; border-radius:50%;
  border: 1px dashed rgba(57,169,0,0.2);
  animation: spinSlow 20s linear infinite;
}
.orbit-ring-1 { width:340px; height:340px; }
.orbit-ring-2 { width:400px; height:400px; border-color:rgba(57,169,0,0.1); animation-duration:30s; animation-direction:reverse; }

@keyframes spinSlow { from { transform:rotate(0deg); } to { transform:rotate(360deg); } }

/* ─── Orbit chips ─── */
.orbit-chip {
  position:absolute;
  display:flex; align-items:center; gap:5px;
  padding:5px 11px; border-radius:100px;
  background:rgba(22,27,34,0.9); border:1px solid var(--border);
  font-size:11px; font-weight:600; color:#d1d5db;
  box-shadow:0 4px 14px rgba(0,0,0,0.4);
  animation: orbitFloat 4s ease-in-out infinite;
}
.chip-1 { top:0;   left:50%; transform:translateX(-50%);  animation-delay:0s; }
.chip-2 { right:0; top:50%; transform:translateY(-50%);   animation-delay:1s; }
.chip-3 { bottom:0;left:50%;transform:translateX(-50%);  animation-delay:2s; }
.chip-4 { left:0;  top:50%; transform:translateY(-50%);   animation-delay:3s; }

@keyframes orbitFloat {
  0%, 100% { box-shadow:0 4px 14px rgba(0,0,0,0.4); }
  50%       { box-shadow:0 4px 20px var(--glow); }
}

/* ─── Typewriter cursor ─── */
.typewriter-cursor {
  display:inline-block; width:3px; height:1em;
  background:var(--primary); margin-left:3px;
  vertical-align:text-bottom;
  animation:blink 0.8s step-start infinite;
}
@keyframes blink { 50% { opacity:0; } }

/* ═══════════════════════════════════════════════
   SECTION COMMONS
═══════════════════════════════════════════════ */
.section-header { text-align:left; max-width:52ch; margin:0; }
.section-title { font-size:clamp(2rem,5vw,3.25rem); font-weight:800; line-height:1.05; letter-spacing:-0.03em; margin-bottom:16px; }
.section-subtitle { color:#6b7280; font-size:15px; line-height:1.75; max-width:60ch; }
/* El header centrado se reserva para el cierre de página, donde el mensaje es el diseño. */
.section-header--centered { text-align:center; max-width:640px; margin:0 auto; }
.section-divider-top { position:absolute; top:0; left:0; right:0; height:1px; background:linear-gradient(90deg,transparent,var(--border),transparent); }

/* ═══════════════════════════════════════════════
   SOBRE MÍ
═══════════════════════════════════════════════ */
.glass-card {
  background:rgba(22,27,34,0.65);
  border:1px solid var(--border);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}

.avatar-wrap { position:relative; flex-shrink:0; }
/* El aro blanco viene dentro del PNG de GitHub y se conserva. El clip circular
   recorta las esquinas cuadradas del archivo, así que el blanco se ve como un
   aro y no como un marco. Sin zoom: cualquier scale se comería ese aro. */
.avatar-clip {
  width:120px; height:120px; border-radius:50%;
  overflow:hidden; display:block; background:transparent;
}
.avatar-img {
  width:100%; height:100%;
  object-fit:cover; display:block;
}
.avatar-ring {
  position:absolute; inset:-5px; border-radius:50%;
  border:2px solid transparent;
  background:linear-gradient(135deg,var(--primary),transparent) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask-composite: exclude;
  animation: ringPulse 3s ease-in-out infinite;
}
@keyframes ringPulse {
  0%,100% { opacity:0.5; } 50% { opacity:1; }
}

/* ─── Skill bars ─── */
.skill-badge {
  display:inline-flex; align-items:center;
  padding:4px 12px; border-radius:100px;
  border:1px solid var(--border); background:rgba(255,255,255,0.03);
  font-size:12px; color:#9ca3af; transition:all 0.2s; cursor:default;
}
.skill-badge:hover { border-color:rgba(57,169,0,0.4); color:var(--primary); background:rgba(57,169,0,0.06); }

/* ─── Timeline ─── */
.timeline-item {
  display:flex; align-items:flex-start; gap:14px;
  padding:14px; border-radius:12px;
  border:1px solid transparent; transition:all 0.3s;
}
.timeline-item:hover { background:rgba(22,27,34,0.7); border-color:var(--border); }
.timeline-icon {
  width:44px; height:44px; border-radius:12px;
  border:1px solid; display:flex; align-items:center; justify-content:center;
  font-size:18px; flex-shrink:0; transition:transform 0.3s;
}
.timeline-item:hover .timeline-icon { transform:scale(1.1); }

/* ─── Cert strip ─── */
.cert-strip { display:flex; flex-wrap:wrap; gap:8px; }
.cert-badge {
  display:inline-flex; align-items:center; gap:6px;
  padding:5px 12px; border-radius:8px;
  border:1px solid var(--border); background:rgba(255,255,255,0.03);
  font-size:11px; color:#9ca3af; font-weight:500;
}

/* ═══════════════════════════════════════════════
   SERVICIOS
═══════════════════════════════════════════════ */
.circuit-bg { position:absolute; inset:0; pointer-events:none; overflow:hidden; }

/* ─── Carrusel (scroll-snap nativo) ─── */
.carousel { position:relative; }
.carousel-track {
  display:flex; gap:24px;
  overflow-x:auto; overflow-y:hidden;
  scroll-snap-type:x mandatory;
  scroll-behavior:smooth;
  /* Sin barra visible: la navegación son los botones y el swipe. */
  scrollbar-width:none; -ms-overflow-style:none;
  /* Sitio vertical para que el hover de las tarjetas (-6px) no se recorte.
     Sin padding horizontal: desplazaría el origen del scroll y los topes. */
  padding:8px 0 12px;
  margin:-8px 0 -12px;
}
.carousel-track::-webkit-scrollbar { display:none; }
.carousel-track:focus-visible { outline:2px solid var(--primary); outline-offset:4px; border-radius:16px; }

.carousel-track > .service-card {
  flex:0 0 calc((100% - 24px) / 2);   /* 2 por vista en escritorio */
  scroll-snap-align:start;
}
@media (max-width:900px) {
  .carousel-track > .service-card { flex-basis:100%; }  /* 1 por vista en móvil */
}

.carousel-nav {
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; margin-top:28px;
}
.carousel-arrows { display:flex; gap:10px; }
.carousel-btn {
  width:42px; height:42px; border-radius:50%;
  border:1px solid var(--border); background:var(--card);
  color:#9ca3af; cursor:pointer; transition:all 0.2s;
  display:flex; align-items:center; justify-content:center;
}
.carousel-btn:hover:not(:disabled) { border-color:var(--primary); color:var(--primary); }
.carousel-btn:active:not(:disabled) { transform:scale(0.94); }
.carousel-btn:disabled { opacity:0.3; cursor:not-allowed; }

.carousel-dots { display:flex; gap:8px; }
.carousel-dot {
  width:8px; height:8px; border-radius:50%; padding:0;
  border:none; background:var(--border); cursor:pointer;
  transition:all 0.25s;
}
.carousel-dot:hover { background:#4b5563; }
.carousel-dot.active { background:var(--primary); width:24px; border-radius:100px; }

@media (prefers-reduced-motion: reduce) {
  .carousel-track { scroll-behavior:auto; }
}

.service-card {
  background:var(--card); border:1px solid var(--border);
  border-radius:16px; padding:0 0 24px 0;
  transition:all 0.35s; position:relative; overflow:hidden;
}
.service-card:hover {
  border-color:rgba(57,169,0,0.4);
  transform:translateY(-6px);
  box-shadow:0 20px 50px rgba(0,0,0,0.5), 0 0 0 1px rgba(57,169,0,0.12);
}

/* Glowing bottom line on hover */
.service-hover-line {
  position:absolute; bottom:0; left:0;
  width:0; height:2px;
  background:linear-gradient(90deg, var(--primary), #6dd400);
  transition:width 0.4s ease;
  border-radius:0 0 2px 2px;
}
.service-card:hover .service-hover-line { width:100%; }

.service-img-wrap {
  width:100%; height:120px; overflow:hidden;
  background:rgba(8,11,16,0.8); border-bottom:1px solid var(--border);
}
.service-svg { width:100%; height:100%; }

.service-icon-wrap {
  width:52px; height:52px; border-radius:14px;
  border:1px solid; display:inline-flex;
  align-items:center; justify-content:center; margin-left:24px;
  transition:transform 0.3s;
}
.service-card:hover .service-icon-wrap { transform:scale(1.1) rotate(-4deg); }

.service-card h3, .service-card p, .service-card ul {
  padding-left:24px; padding-right:24px;
}

/* ─── 3D Tilt effect (applied via JS) ─── */
.tilt-card { transform-style:preserve-3d; will-change:transform; }


/* ═══════════════════════════════════════════════
   TECNOLOGÍAS
═══════════════════════════════════════════════ */
.tech-category {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px 28px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.tech-category::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(57,169,0,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
}
.tech-category:hover { border-color: rgba(57,169,0,0.25); box-shadow: 0 12px 40px rgba(0,0,0,0.35); }
.tech-category:hover::before { opacity: 1; }

.tech-category-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.tech-category-icon {
  width: 34px; height: 34px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.tech-category-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #6b7280;
}

.tech-card {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 14px; border-radius: 999px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 12.5px; font-weight: 500; color: #cbd5e1;
  cursor: default;
  transition: all 0.2s ease;
  position: relative;
}
.tech-card:hover {
  background: rgba(57,169,0,0.12);
  border-color: rgba(57,169,0,0.4);
  color: #e2e8f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(57,169,0,0.15);
}
.tech-card i { font-size: 13px; transition: transform 0.2s; }
.tech-card:hover i { transform: scale(1.2); }


/* ═══════════════════════════════════════════════
   CONTACTO
═══════════════════════════════════════════════ */
.contact-card {
  display:flex; flex-direction:column; gap:10px;
  padding:20px; border-radius:14px;
  background:var(--card); border:1px solid var(--border);
  text-decoration:none; color:inherit; transition:all 0.2s;
}
.contact-card:hover { border-color:rgba(57,169,0,0.4); transform:translateY(-3px); }
.contact-card:active { transform:translateY(-1px); }
.contact-icon {
  width:40px; height:40px; border-radius:10px; border:1px solid;
  display:flex; align-items:center; justify-content:center;
  font-size:16px; flex-shrink:0;
}

/* ═══════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════ */
/* Mismo tratamiento circular que el logo del navbar, para que la marca sea una sola. */
.footer-mark { border-radius:50%; overflow:hidden; display:block; width:32px; height:32px; flex-shrink:0; }
.footer-img { width:100%; height:100%; object-fit:cover; display:block; }

.social-icon {
  width:36px; height:36px; border-radius:8px;
  border:1px solid var(--border); color:#6b7280;
  display:flex; align-items:center; justify-content:center;
  font-size:14px; transition:all 0.2s; text-decoration:none;
}
.social-icon:hover { border-color:rgba(57,169,0,0.4); color:var(--primary); background:rgba(57,169,0,0.08); transform:translateY(-2px); }


/* ═══════════════════════════════════════════════
   PARTICLES CANVAS
═══════════════════════════════════════════════ */
#particles-canvas { opacity:0.6; }

/* ═══════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════ */
@media (max-width:640px) {
  .section-title { font-size:1.75rem; }
  .btn-primary, .btn-secondary { padding:10px 20px; font-size:13px; }
  .hero-brain-wrap { width:240px; height:240px; }
  .hero-brain { width:220px; height:220px; }
  .orbit-ring-1 { width:260px; height:260px; }
  .orbit-ring-2 { width:300px; height:300px; }
}