/* ============================================================
   SARA Landing · Hoja de estilos
   Paleta 60-30-10: 60% fondo oscuro · 30% superficies/grises · 10% neón
   ============================================================ */

:root {
  /* 60% — fondo */
  --bg:        #0a0a12;
  --bg-2:      #0e0e1a;

  /* 30% — superficies y texto */
  --surface:   #15152a;
  --surface-2: #1c1c33;
  --text:      #f2f2f7;
  --muted:     #9a9ab0;
  --border:    rgba(255, 255, 255, 0.08);

  /* 10% — acentos neón (rosa + azul) */
  --pink:      #ff2d95;
  --pink-soft: #ff5fae;
  --blue:      #2de2ff;
  --blue-soft: #5be9ff;
  --grad:      linear-gradient(135deg, var(--pink), var(--blue));

  /* Glow reutilizable */
  --glow-neon: 0 0 24px rgba(255, 45, 149, 0.35), 0 0 40px rgba(45, 226, 255, 0.25);

  --radius:    16px;
  --maxw:      1120px;
  --ease:      cubic-bezier(0.22, 1, 0.36, 1);
}

/* Reset ligero y box-sizing */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, sans-serif;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(45,226,255,0.08), transparent 60%),
    radial-gradient(900px 500px at 0% 10%, rgba(255,45,149,0.08), transparent 60%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden; /* evita scroll horizontal por los elementos del fondo */
}

/* ============================================================
   FONDO DECORATIVO: puntos y orbitas flotantes (neón)
   Capa fija detrás de todo el contenido, sin interceptar clics.
   ============================================================ */
.bg-fx {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Circuito SVG de fondo */
.bg-circuit {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.35;
}
.circ-lines .circ-path {
  stroke-dasharray: 10 14;
  animation: circFlow 3s linear infinite;
}
.circ-lines .circ-path--2 { animation-duration: 4s; animation-direction: reverse; }
.circ-lines .circ-path--3 { animation-duration: 3.5s; }
.circ-nodes circle {
  filter: drop-shadow(0 0 6px currentColor);
}
@keyframes circFlow {
  to { stroke-dashoffset: -240; }
}

/* Puntos neón dispersos */
.bg-dot {
  position: absolute;
  border-radius: 50%;
  filter: blur(0.5px);
  opacity: 0.85;
  animation: floatY 7s var(--ease) infinite;
}
.bg-dot--1 { width: 10px; height: 10px; top: 14%; left: 10%; background: var(--pink); box-shadow: 0 0 18px var(--pink); }
.bg-dot--2 { width: 7px;  height: 7px;  top: 68%; left: 20%; background: var(--blue); box-shadow: 0 0 16px var(--blue); animation-delay: -1.5s; }
.bg-dot--3 { width: 13px; height: 13px; top: 26%; left: 84%; background: var(--blue); box-shadow: 0 0 20px var(--blue); animation-delay: -3s; }
.bg-dot--4 { width: 6px;  height: 6px;  top: 84%; left: 76%; background: var(--pink); box-shadow: 0 0 16px var(--pink); animation-delay: -4.5s; }
.bg-dot--5 { width: 9px;  height: 9px;  top: 46%; left: 4%;  background: var(--pink); box-shadow: 0 0 18px var(--pink); animation-delay: -2s; }
.bg-dot--6 { width: 5px;  height: 5px;  top: 8%;  left: 60%; background: var(--blue); box-shadow: 0 0 14px var(--blue); animation-delay: -5s; }
.bg-dot--7 { width: 11px; height: 11px; top: 90%; left: 40%; background: var(--blue); box-shadow: 0 0 18px var(--blue); animation-delay: -3.5s; }
.bg-dot--8 { width: 8px;  height: 8px;  top: 56%; left: 92%; background: var(--pink); box-shadow: 0 0 16px var(--pink); animation-delay: -6s; }

/* Orbitas tenues (círculos con borde neón) que derivan lentamente */
.bg-orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid transparent;
  opacity: 0.4;
  animation: drift 14s linear infinite;
}
.bg-orbit--1 {
  width: 360px; height: 360px; top: -80px; right: -60px;
  border-color: rgba(255,45,149,0.6);
  box-shadow: inset 0 0 50px rgba(255,45,149,0.2);
}
.bg-orbit--2 {
  width: 260px; height: 260px; bottom: 4%; left: -70px;
  border-color: rgba(45,226,255,0.6);
  box-shadow: inset 0 0 50px rgba(45,226,255,0.2);
  animation-delay: -5s;
}
.bg-orbit--3 {
  width: 170px; height: 170px; top: 52%; left: 44%;
  border-color: rgba(255,45,149,0.5);
  animation-delay: -9s; animation-duration: 18s;
}
.bg-orbit--4 {
  width: 120px; height: 120px; top: 22%; left: 30%;
  border-color: rgba(45,226,255,0.5);
  animation-delay: -3s; animation-duration: 11s;
}
.bg-orbit--5 {
  width: 200px; height: 200px; bottom: 18%; right: 14%;
  border-color: rgba(255,45,149,0.45);
  animation-delay: -7s; animation-duration: 16s;
}

@keyframes floatY {
  0%, 100% { transform: translateY(0) translateX(0); }
  25%      { transform: translateY(-34px) translateX(10px); }
  50%      { transform: translateY(-54px) translateX(-8px); }
  75%      { transform: translateY(-24px) translateX(14px); }
}
@keyframes drift {
  0%   { transform: translate(0, 0) rotate(0deg); }
  25%  { transform: translate(46px, -36px) rotate(90deg); }
  50%  { transform: translate(20px, -60px) rotate(180deg); }
  75%  { transform: translate(-30px, -28px) rotate(270deg); }
  100% { transform: translate(0, 0) rotate(360deg); }
}

/* El contenido principal debe quedar por encima de la capa de fondo */
main {
  position: relative;
  z-index: 1;
}

/* ---------- Tipografía display ---------- */
h1, h2, h3, .nav__brand { font-family: "Space Grotesk", "Inter", sans-serif; }

.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: relative;
  z-index: 1;
}
.nav__brand {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 2px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}
.nav__dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--grad);
  box-shadow: var(--glow-neon);
  animation: pulse 2.4s var(--ease) infinite;
}
.nav__links { display: flex; gap: 26px; }
.nav__links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.25s var(--ease);
}
.nav__links a:hover, .nav__links a:focus-visible { color: var(--text); }

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}
.btn:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }

.btn--neon {
  background: var(--grad);
  color: #0a0a12;
  box-shadow: var(--glow-neon);
}
.btn--neon:hover { transform: translateY(-2px); box-shadow: 0 0 34px rgba(255,45,149,0.5), 0 0 54px rgba(45,226,255,0.4); }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover { border-color: var(--blue); box-shadow: 0 0 18px rgba(45,226,255,0.3); }

/* ============================================================
   HERO (layout asimétrico tipo raCaMeT)
   ============================================================ */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 60px 24px 90px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.75rem;
  color: var(--blue-soft);
  margin-bottom: 18px;
}
.hero__title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  font-weight: 700;
}
.hero__lead {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 22px 0 26px;
  max-width: 46ch;
}

/* Pills de especialidades */
.pills {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
}
.pills li {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.pills li:hover { border-color: var(--pink); color: var(--text); }

.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* Tarjeta flotante con orb */
.hero__card {
  position: relative;
  background: linear-gradient(160deg, var(--surface), var(--bg-2));
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  box-shadow: var(--glow-neon);
}
/* Orb animado: dos anillos neón que orbitan al borde del retrato */
.orb { position: relative; width: 170px; height: 170px; display: grid; place-items: center; }
.hero__portrait {
  width: 170px; height: 170px;
  object-fit: cover;
  border-radius: 50%;
  display: block;
  box-shadow: var(--glow-neon);
  border: 2px solid transparent;
  background:
    linear-gradient(var(--bg-2), var(--bg-2)) padding-box,
    var(--grad) border-box;
  z-index: 1; /* por encima de los anillos */
}
.orb__ring, .orb__ring--2 {
  position: absolute; inset: 0; border-radius: 50%;
  border: 1px solid var(--border);
  pointer-events: none;
}
.orb__ring { border-top-color: var(--pink); border-right-color: var(--pink); animation: spin 6s linear infinite; }
.orb__ring--2 { inset: 14px; border-top-color: var(--blue); border-left-color: var(--blue); animation: spin 4s linear infinite reverse; }

.hero__card-meta { text-align: center; }
.tag {
  display: inline-block;
  font-size: 0.7rem; letter-spacing: 2px; text-transform: uppercase;
  color: var(--blue-soft); margin-bottom: 8px;
}
.hero__card-name { font-family: "Space Grotesk"; font-weight: 600; font-size: 1.15rem; }
.hero__card-sub { color: var(--muted); font-size: 0.85rem; }

/* ============================================================
   SECCIONES
   ============================================================ */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 70px 24px;
}
.section__title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 16px;
  position: relative;
  padding-left: 16px;
}
.section__title::before {
  content: ""; position: absolute; left: 0; top: 6px; bottom: 6px;
  width: 4px; border-radius: 4px; background: var(--grad);
}
.section__lead { color: var(--muted); max-width: 62ch; font-size: 1.05rem; }

/* Grid de servicios */
.grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.3s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(45,226,255,0.4);
  box-shadow: 0 0 24px rgba(45,226,255,0.18);
}
.card__icon {
  font-size: 1.6rem;
  display: inline-block;
  margin-bottom: 12px;
  filter: drop-shadow(0 0 8px rgba(255,45,149,0.5));
}
.card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 0.92rem; }

/* ============================================================
   FORMULARIO
   ============================================================ */
.form {
  margin-top: 30px;
  max-width: 540px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form__row { display: flex; flex-direction: column; gap: 7px; }
.form label { font-size: 0.85rem; color: var(--muted); letter-spacing: 0.5px; }
.form input, .form textarea {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 13px 15px;
  color: var(--text);
  font: inherit;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.form input:focus, .form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(45,226,255,0.15);
}
.form input:invalid:not(:placeholder-shown) { border-color: var(--pink); }
.form__submit { align-self: flex-start; margin-top: 6px; }
.form__status { font-size: 0.9rem; min-height: 1.2em; }
.form__status.ok  { color: var(--blue-soft); }
.form__status.err { color: var(--pink-soft); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 40px 24px 60px;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
.footer__muted { margin-top: 6px; letter-spacing: 1px; text-transform: uppercase; font-size: 0.72rem; }

/* ============================================================
   ANIMACIONES
   ============================================================ */
@keyframes pulse { 0%,100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.08); opacity: 0.85; } }
@keyframes spin  { to { transform: rotate(360deg); } }

/* Reveal al scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 30px; }
  .hero__card { order: -1; }
  .nav__links { display: none; }   /* menú simple: CTA siempre visible */
}
@media (max-width: 480px) {
  .hero__actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
}

/* Accesibilidad: respeta usuarios que reducen movimiento */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}